JPH06347322A - Turbidity detector for washing liquid - Google Patents

Abstract

(57) [Abstract] [Purpose] To realize a pollution degree detection device with a simple configuration that can always detect the degree of contamination of a cleaning liquid according to a fixed criterion. The apparatus of the present invention comprises a pair of translucent bodies 347 and 348 fixed to a casing 345 with a cleaning liquid passage 346 formed between them, and one translucent body for emitting light toward one translucent body 347. Light-emitting element 34 arranged outside light body 347
9 and the light-emitting element 349 outside the other light-transmitting body 348.
And a light receiving element 350 arranged to receive light from.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cleaning liquid pollution degree detection device.

[0002]

2. Description of the Related Art Conventionally, a cleaning liquid circulated and used in a cleaning device is visually monitored for contamination, and when it is judged that the contamination has progressed, a new cleaning liquid is replenished or the cleaning liquid is replaced. There is.

[0003]

However, in the above-described conventional visual contamination monitoring, since the degree of contamination determination differs depending on the worker, it is possible to always determine the contamination degree with a constant determination criterion with a simple configuration. Realization of a pollution degree detection device is desired.

The present invention has been made in view of the above circumstances, and it is an object of the present invention to realize a pollution degree detecting device which can always detect the contamination degree of a cleaning liquid with a fixed criterion with a simple structure.

[0005]

In order to achieve the above object, the apparatus of the present invention comprises a pair of light-transmitting bodies which are fixedly arranged in a casing by forming a passage for a cleaning liquid between them, and one light-transmitting body. A light-emitting element arranged outside the light-transmitting body so as to emit light toward the light source, and a light-receiving element arranged outside the other light-transmitting body to receive light from the light-emitting element. Characterize.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

1 to 34 show an embodiment of the present invention. FIG. 1 is a side view of a shaft cleaning device, and FIG.
2 is a sectional view taken along line 2-2 of FIG. 1, FIG. 3 is an enlarged sectional view taken along line 3-3 of FIG. 1, FIG. 4 shows a shaft, (a) is a sectional view of a main shaft, and (b) is a counter. A sectional view of the shaft, FIG. 5 is an enlarged sectional view taken along line 5-5 of FIG. 2, and FIG. 6 is 6 of FIG.
-6 is a simplified cross-sectional view taken along line -6, FIG. 7 is an enlarged view of a portion indicated by an arrow 7 in FIG. 3, FIG. 8 is a cross-sectional view taken along line 8-8 in FIG. 7, and FIG.
-9 line sectional view, FIG. 10 is an enlarged sectional view taken along line 10-10 of FIG. 7, FIG. 11 is an enlarged sectional view taken along line 11-11 of FIG.
2 is an enlarged view taken along line 12-12 of FIG. 2, and FIG.
3-13 sectional view, FIG. 14 is an enlarged sectional view taken along line 14-14 of FIG. 12, FIG. 15 is an enlarged view taken along line 15-15 of FIG. 2, and FIG.
6 is a sectional view taken along the line 16-16 in FIG. 15, FIG. 17 is an explanatory view of the operation of the conveying means, FIG. 18 is an enlarged view taken along the arrow 18 in FIG. 3, FIG. 19 is a sectional view taken along the line 19-19 in FIG. 18, and FIG. 20 is an enlarged view of a portion indicated by an arrow 20 in FIG. 19, FIG. 21 is an enlarged view seen from an arrow 21 in FIG. 3, FIG. 22 is a sectional view taken along line 22-22 of FIG. 21, and FIG.
23 is a sectional view taken along line 23, FIG. 24 is an enlarged sectional view taken along the tip of the insertion nozzle, FIG. 25 is a sectional view taken along line 25-25 of FIG. 21, FIG. 25 is an enlarged sectional view taken along line 26-26 of FIG. 1, and FIG. 27 is an enlarged view of a portion indicated by the arrow, FIG. 28 is an enlarged view of the arrow 28 in FIG. 3, FIG. 29 is a sectional view taken along the line 29-29 in FIG. 28, and FIG.
28 is a sectional view taken along line 31-31 of FIG. 28, FIG. 32 is an enlarged view of a portion indicated by an arrow 32 in FIG. 31, FIG. 33 is a diagram of a cleaning liquid supply system, and FIG. 34 is a longitudinal section of a pollution degree detection device. It is a side view.

First, in FIGS. 1, 2 and 3, a long frame body 53 is fixedly arranged on a floor surface 51 along a transport direction 52 set in a straight line. 5
On 3 includes, in order along the conveying direction 52, first loading position P _1, the second input position P _2, the third input position P _3, the fourth loading position P _4, rough cleaning position P _5, crude dried Position P ₆ , finish cleaning position P ₇ , finish drying position P ₈ , first carry-out position P ₉ , second carry-out position P ₁₀ , third carry-out position P ₁₁ and fourth.
The carry-out positions P ₁₂ are set at equal intervals.

From the first carry-in position P ₁ to the fourth carry-out position P ₁₂ , the main shaft 54 _M and the counter shaft 54 _C of the automobile transmission are paired and sequentially carried. Thus, the main shaft 54 _M is shown in FIG.
As shown in (a), it has a pair of bottomed holes 56 and 57 which are closed at the inner end and opened at the outer end, coaxially on both sides in the axial direction, and a gear 55 is provided in the axially intermediate portion. There is. Further, the counter shaft 54 _C coaxially has through holes 59 opened at both ends in the axial direction, and a gear 58 is provided at an end portion in the axial direction thereof.

At the central portion in the width direction on the upper surface of the frame 53, an opening 60 extending between both ends in the longitudinal direction of the frame 53.
Is provided on the upper surface of the frame body 53 on both sides of the opening 60, and a pair of holding members 61, 61 extending from the first loading position P ₁ to the fourth loading position P ₄ and the first unloading position. A pair of holding members 62, 62 extending from the position P ₉ to the fourth carry-out position P ₁₂ are fixed. Moreover, both holding members 6
1, 61 are V-shaped notches 63, 63 for mounting both axial end portions of the main shaft 54 _M and V-shaped notch 6 for mounting both axial end portions of the counter shaft 54 _C.
4, 64 are provided so as to form a pair at positions corresponding to the _first to fourth carry-in positions P _{1 to} P ₄ . Further, on both holding members 62, 62, V-shaped notches 65, 65 for mounting both axial ends of the main shaft 54 _M ,
The V-shaped notches 66 and 66 on which both axial ends of the counter shaft 54 _C are placed are the first to fourth carry-out positions P ₉ to.
They are provided so as to form a pair at positions corresponding to P ₁₂ .

Referring to FIGS. 5, 6, 7, 8 and 9 together, openings are made at the rough cleaning position P ₅ , the rough drying position P ₆ , the finish cleaning position P ₇ and the finish drying position P ₈ . The pair of holding members 6 are provided on the upper surface of the frame body 53 on both sides of the portion 60.
7, 67 are fixed to each other, and each holding member 67,
On the 67, V-shaped notches 68, 68 for mounting both axial ends of the main shaft 54 _M , and V-shaped notches 69 for mounting both axial end portions of the counter shaft 54 _C ,
69 and 69 are provided respectively.

On the frame 53, a fourth loading position P_Fourand
Rough cleaning position P_FiveFinishing drying position P from the middle part between₈And
And the first unloading position P₉Frame up to the middle part between
A cover 70 is provided to cover the upper part of the body 53.
Inside the cover 70, there are three partition walls provided on the cover 70.
71, 72, 73 for rough cleaning position P_FiveCorresponding to
Washing room 74 and rough drying position P₆Coarse drying room corresponding to 75
And the finishing cleaning position P ₆Finishing cleaning room 76 corresponding to
And finish drying position P₈And a finish drying room 77
Is divided into Moreover, the cover 70 and each partition 71 to 7
In the lower part of 3, the fourth loading position P_FourTo rough cleaning position P_Five,
Rough cleaning position P_FiveTo rough dry position P₆, Rough drying position P₆Or
Finish cleaning position P₇, Finishing cleaning position P₇Finish from
Drying position P ₈, And finishing drying position P₈From the first carry
Exit position P₉To the main shaft 54 _MAnd counter
Shaft 54_CPassage 7 for allowing each movement of
8 ... are provided.

The cover 70 and each of the partitions 71 to 73 include:
The descending position that closes each passage port 78 ... and each passage port 78 ...
The shutters 80 are supported so that they can be raised and lowered between the shutters 80 ...
A cylinder 81 having a vertical axis and fixedly disposed on the upper end of the cover 70 is connected to the. That is, each shutter 80 has a pair of vertically extending guide rods 8.
The lower ends of the rods 2, 82 are connected, and the guide rods 82, 82 slidably penetrate the guide cylinders 83, 83 provided at the upper end of the cover 70 to project above the cover 70. . Guides 84, 84 for guiding both side ends of the shutter 80 are provided on the cover 70 and the partitions 71 to 73 on both sides of the passage opening 78. Moreover, the piston rods 81a of the cylinders 81 are connected to the upper end of the shutters 80 between the guide rods 82 and 82.

According to this structure, the cylinders 81 ...
When the shutter is extended, the shutters 80 are guided by the guide cylinders 83, 83 and the guide portions 84, 84 and descend, whereby the passage ports 78 are closed and the rough cleaning chamber 7 is closed.
4. The rough drying chamber 75, the finish cleaning chamber 76 and the finish drying chamber 77 are shut off from each other. When the cylinders 81 ... Are contracted, the shutters 80 ...
83 and the guide portions 84, 84 guide and ascend, whereby the passage openings 78 ... Are opened so as to allow the movement of the main shaft 54 _M and the counter shaft 54 _C.

In addition, as shown in FIG. 5, a pair of detecting portions 85 and 86 are provided on one of the guide rods 82 and 82 in the respective shutters 80 ... , A detector 87 for detecting the upper detecting portion 85 to regulate the rising end of the shutter 80, that is, the contracting end of the cylinder 81, and the lower detecting portion 86 to detect the lower end of the shutter 80, that is, the extension of the cylinder 81. Each cylinder 81 has a detector 88 for regulating the end.
It is arranged corresponding to.

Further, at the lower end of each shutter 80, a rubber seal material 89 is fixedly attached across the opening 60 and in contact with the upper surface of the frame 53.

By the way, inside the cover 70, the chambers 74, 7
Rectangular holes 90 are provided at the bottoms of 5, 76, and 77, respectively, and through the holes 90 in the rough cleaning chamber 74 and the rough drying chamber 75 in the frame 53 below the cover 70. A rough cleaning liquid storage chamber 91 and a finishing cleaning chamber 76
Further, a finish cleaning liquid storage chamber 92 communicating with the finish drying chamber 77 through the through holes 90 is formed. That is, the fourth
An intermediate portion between the carry-in position P ₄ and the rough cleaning position P _5, an intermediate portion between the rough drying position P ₆ and the finish cleaning position P ₇ , and an intermediate portion between the finish drying position P ₈ and the first unloading position P ₉ , respectively. Correspondingly, in the frame body 53, the conveyance direction 52
Three partition walls 93 are provided for partitioning the front and rear along the partition wall 93. The partition walls 93 divide the rough cleaning liquid storage chamber 91 and the finish cleaning liquid storage chamber 92 into the frame 53,
Will be formed.

On the other hand, the first to fourth loading positions P₁~ P_FourAnd
And coarse cleaning position P_FiveOn one side of the floor 51
Link 94_RIs installed at the finishing drying position P₈And
And the first to fourth unloading positions P₉~ P₁₂On one side of the floor 51
The rough cleaning liquid tank 94 is _RFinish cleaning independent of
Liquid tank 94_FIs installed. Thus, the rough cleaning liquid storage chamber 9
1 is a rough cleaning liquid tank 94_RFinished cleaning liquid that is communicated inside
The storage chamber 92 is a finish cleaning liquid tank 94._FCommunicated within
It

The conveying means 95 for conveying the pair of main shaft 54 _M and counter shaft 54 _C from the first carry-in position P ₁ to the fourth carry-out position P ₁₂ has an opening 60.
A moving member 96 capable of vertically moving inside and horizontally moving in the carrying direction 52 is provided, and the moving member 96 is formed to extend in the carrying direction 52. Moreover, the moving member 96 is formed in a substantially T-shaped cross section such that the upper surface thereof is at the same level as the upper surface of the frame body 53 at the lower end thereof.

With reference to FIG. 10 and FIG. 11 in combination, in order to enable the moving member 96 to be arranged in the opening 60, the upper end of each partition wall 93 ... Corresponds to the moving member 96. A substantially T-shaped recess 97 is provided. Moreover, on both sides of the peripheral edge of the recess 97, the sealing member 9 elastically contacts the facing portion of the moving member 96 at the descending end to the recess 97.
8, 98 are fixed respectively. On the other hand, each shutter 8
The seal member 89 attached to the lower end of 0 ... also elastically contacts the upper surface of the moving member 96 at the lower end when each shutter 80 is in the lower position. This allows
In the state where the moving member 96 and the shutters 80 ... Are at the lower end, even if the moving member 96 penetrates the upper end portion of each partition wall 93, the moving members 96 have seal members 89, 98, 98. The rough cleaning liquid is prevented from leaking to the outside of the cover 70 and is prevented from entering the finish cleaning chamber 76 and the finish cleaning liquid storage chamber 92 side, and the finish cleaning liquid is also in the rough drying chamber. It is possible to prevent the gas from penetrating into the 75 and the rough cleaning liquid storage chamber 91 side and prevent the cover 70 from leaking to the outside.

On the upper surface of the moving member 96, the positions P ₁
To P ₁₂ are fixed a plurality of sets of mounting member 101, 101 ... are in pairs to correspond to the intervals between, the support members 101
... and a V-shaped notch 102 on which both axial ends of the main shaft 54 _M are placed, and a counter shaft 54 _C
And a V-shaped notch 103 on which both axial end portions are placed. When the moving member 96 is at the lower end, the cutouts 102, 103 of the holding members 61, 62, 67 ... Fixed on the frame 53 are cutouts 63 ..., 64 ..., 65 ... , 66 ..., 68 ..., 69 ... are positioned below the mounting members 101.

In addition to the moving member 96, the conveying means 95 allows the moving member 96 to move up and down while allowing the moving member 96 to move horizontally along the conveying direction 52, and the moving member 96 is moved up and down. A horizontal drive mechanism 106 for horizontally operating the moving member 96 along the transport direction 52 while allowing the operation.

In FIG. 12, FIG. 13 and FIG.
The lowering / driving mechanism 105 is a block fixed to one side of the frame 53.
It is connected to the racket 107 via the clevis pin 108.
The lifting cylinder 109 and the space along the transport direction 52.
The horizontal axis that is orthogonal to the transport direction 52
A pair of rotating shafts 1 which are rotatably supported by the frame body 53
10₁, 110₂And one rotating shaft 101₁The base end is rigid
Arm 111 to be fixed ₁And the other rotating shaft 101₂Based on
The elevating cylinder 10 has a fixed end and a front end.
Arm 111 connected to the piston rod 109a of 9
₂And both arms 111₁, 111₂Connection b to connect between
Two lids 112 and two spaced apart along the transport direction 52
One side fixed to each side of the lower part of the moving member 96.
Two pairs of guide rails 113, 113 ... and a rotating shaft
110₁, 110₂Arms whose base ends are fixed to
114, 114 and the ends of those arms 114, 114
Two pairs of support plates 115, one pair fixed to each end,
115 ... and rolling along the guide rails 113 ...
As much as possible, each support plate 115 ...
La 116 ..., 117 ..., 117 ..., 118 ..., 118 ...
With.

Each of the guide rails 113 ... Is formed so as to have a flange portion 113a extending outwardly at the lower end and to have a substantially L-shaped cross section. The pair of support plates 115, 115 are arranged so as to sandwich the guide rails 113, 113 fixed to the moving member 96 from both sides, and are connected to each other by a connecting member 119. Moreover, the support plate 115 ... Rolls along the upper surface of the flange portion 113a of the guide rail 113.
6, a pair of rollers 117 and 117 that roll along the lower surface of the collar portion 113a, and a pair of rollers 118 and 118 that roll along the side surfaces of the collar portion 113a. Therefore, the guide rails 113, 113 fixed to the moving member 96 in pairs form the support plates 11 forming a pair.
Rollers 116, 117, ..., 1 pivotally supported by 5,115
The guide rails 113, 113, ... are sandwiched by 17 ..., 118 ..., 118 ...
That is, the moving member 96 is driven up and down according to the lifting operation of the support plates 115, 115, but horizontal movement in the front-back direction along the transport direction 52 is allowed.

According to such a lifting drive mechanism 105,
When the lifting cylinder 109 is extended, the arms 111 ₁ and 111 ₂ at the positions shown by the solid lines in FIG. 12 rotate in synchronization with the positions shown by the chain lines in FIG. The rotation of the arms 114, 114 causes the moving member 96 to move upward. When the elevating cylinder 109 is extended from the contracted state, the arms 111 ₁ and 111 ₂ rotate in the opposite direction to the above, the arms 114 and 114 also rotate in the opposite direction, and the moving member 96 descends. It will be.

Moreover, the moving member 9 is provided on one side surface of the frame 53.
6 is in the lowered position, the detector 120 for detecting the tip of the arm 111 ₁ to regulate the extension operation end of the lifting cylinder 109, and the tip of the arm 111 ₁ when the moving member 96 is in the raised position. For lifting and lowering cylinder 10
9 and a detector 121 for restricting the reduction operation end of No. 9 are provided.

In FIG. 15 and FIG. 16, the horizontal drive mechanism 106 includes a horizontal movement cylinder 125 connected to a bracket 123 fixed to one side of the frame body 53 via a clevis pin 124, and the conveying direction 52. A rotary shaft 126 having a horizontal axis line orthogonal to each other and rotatably supported by the frame body 53, a base end of which is fixed to one end of the rotary shaft 126, and a front end of the horizontal moving cylinder 125. An arm 127 connected to the piston rod 125a, a guide member 129 fixed to one lower surface of the moving member 96, the guide member 128 having a substantially U-shaped cross section and extending vertically.
An arm 130 whose base end is fixed to the intermediate portion of the rotating shaft 126.
And a roller 131 axially supported by the tip of the arm 130 and rotatably fitted in the guide groove 128.

According to such a horizontal drive mechanism 106,
When the horizontal movement cylinder 125 is contracted, the arms 127 and 130 at the positions shown by the solid lines in FIG. 15 rotate to the positions shown by the broken lines in FIG. The member 129, that is, the moving member 96 advances in the transport direction 52. When the horizontal moving cylinder 125 is contracted from the extended state, the arms 127 and 130 rotate in the opposite direction to the above, and the moving member 96 retracts along the transport direction 52. Moreover, since the roller 131 can roll along the inner surface of the guide groove 128, the vertical movement of the guide member 129, that is, the moving member 96 is allowed.

On one side surface of the frame 53, a detector 132 for detecting the arm 127 when the moving member 96 is in the retracted position along the carrying direction 52 and for restricting the reduction operation end of the horizontal moving cylinder 125. And the moving member 96 moves in the transport direction 5
A detector 133 for detecting the arm 127 and restricting the extension operation end of the horizontal movement cylinder 125 when it is in the forward movement position along 2 is provided.

The operation of the transport means 95 is shown in FIG.
Referring to FIG. 17, the main shaft 54_M
And counter shaft 54_CHowever, for example, the first loading position
Setting P ₁Mounted on the notches 63 and 64 of the holding member 61 at
1 and the moving member 96 of the conveying means 95 is
As shown in 7 (a), it is lowered by the lifting drive mechanism 105.
From the position to the ascending position
Then, the main shaft 54_MAnd counter shaft 5
Four_CFrom the notches 63 and 64 of the holding member 61 to the mounting portion.
The material 101 is moved up onto the notches 102 and 103 and rises up.
Will be. Then, the moving member 96 is
As shown, the horizontal drive mechanism 106 moves in the transport direction 52.
When it is advanced along a forward trajectory, the mounting member 1
Both shafts 54 mounted on 01_M, 54_CIs how to transport
The second carry-in position P by horizontally moving forward along the direction 52₂Reached
To do. Further, as shown in FIG. 17C, the moving member 96 is
Then, ascending / descending by the lifting drive means 105
Both shafts mounted on the mounting member 101 when lowered
54_M, 54_CIs lowered and the notch 63 of the holding member 61,
Will be moved up to 64. This allows both shafts
54_M, 54_CIs the first loading position P₁To second loading position P
₂The moving member 96 is moved to the position shown in FIG.
As shown in FIG. 7 (d), the horizontal drive mechanism 106 moves backward.
It is retracted to draw a trajectory and returns to its original position.

In this way, the transport means 95 is operated so as to draw a rectangular trajectory in which the ascending locus, the forward locus, the descending locus, and the backward locus are continuous in the vertical plane including the carrying direction. Shaft 54 _M and counter shaft 54 _C are
Carry-in position P ₁ , second carry-in position P ₂ , third carry-in position P ₃ ,
A fourth carry-in position P ₄ , a rough cleaning position P ₅ , a rough drying position P ₆ ,
The finishing cleaning position P ₇ , the finishing drying position P ₈ , the first carry-out position P ₉ , the second carry-out position P ₁₀ , the third carry-out position P _11, and the fourth carry-out position P ₁₂ are sequentially conveyed. become.

Referring again to FIG. 3, the rough cleaning position P_FiveIs rough
Cleaning means 135 is provided. This rough cleaning means 135
Is the rough cleaning position P_FiveOn the holding members 67, 67
Main shaft 54_MHolding mechanism 136 for holding
_MAnd the main shaft 54_MRough cleaning from one end side in
A nozzle 143 capable of injecting liquid (see FIGS. 19 and 20)
And the main shaft 54_MMove in and out from the other end
Insertion nozzle 144 that can be inserted and holding member 67,
Counter shaft 54 mounted on 67_CHold
Holding mechanism 136_CAnd the counter shaft 54_CWithin that
A nozzle 147 capable of injecting a rough cleaning liquid from one end side (see FIG.
9) and the counter shaft 54_COther end side in
Insertion nozzle 148 that can be advanced and retracted from the
Electric power for driving the inlet nozzles 144 and 148 in the axial direction, respectively.
Moving cylinders 183 and 196 (see FIGS. 21 and 22)
And both shafts 54_M, 54_CAnd insertion nozzle 14
Relative rotation drive to rotate 4,148 relatively around the axis
Mechanism 137 and main shaft 54 _MAnd counter
Shaft 54_CA pair of jets of rough cleaning liquid from above toward
Rough cleaning liquid ejection pipes 149, 149 (see FIGS. 19 and 22).
See) and.

The holding mechanism 136 _M includes a main shaft 54
_A first holding member 141 fitted to one end of _{M and} a first holding member 141 fitted to the other end of the main shaft 54 _M.
And a second clamping member 142 for holding the main shaft 54 _M between the holding mechanism 136 _C includes a first clamping member 145 which is fitted to one end of the countershaft 54 _C, of the counter shaft 54 _C A second holding member 146 that is fitted to the other end and holds the counter shaft 54 _C between the first holding member 145 and the first holding member 145.

18, 19, and 20, a support block 151 is fixedly attached to one side surface of the cover 70, and is disposed at a position corresponding to the main shaft 54 _M held by the holding member 67. Support block 151
A first support cylinder 152 is supported on one side of the cover 70 so as to be movable in the horizontal direction orthogonal to the transport direction 52. On the other hand, a cylinder 153 having an axis parallel to the first support cylinder 152 is fixedly supported on the frame body 53, and a piston rod 153 a of the cylinder 153 and an outer end of the first support cylinder 152 are connected with a connecting member 154. Are connected via.
Therefore, the first support cylinder 152 is axially driven according to the expansion and contraction operation of the cylinder 153.

A cylindrical nozzle 143 coaxially communicating with a rough cleaning liquid passage 155 provided in the first support cylinder 152 is fixed to the inner end of the first support cylinder 152, and a cylinder through which the nozzle 143 penetrates is fixed. -Shaped support member 156 is fixed. The first holding member 141 is formed in a cylindrical shape having a tapered surface 141a having a jetting hole 157 facing the tip of the nozzle 143 in the central portion on the outer surface of the tip, and is formed into a cylindrical shape. Is coaxially surrounded. In addition, the retaining ring 158 fitted to the outer surface of the support member 156 and the first
The bearing 160 whose axial movement is restricted by the restricting member 159 fixed to the inner surface of the sandwiching member 141 forms the first sandwiching member 14
1 and the supporting member 156, the first holding member 141 is supported by the supporting member 156 so as to be freely rotatable around the axis line in a state where the relative movement in the axial direction is restricted.

The tip end of the first holding member 141 is coaxially fitted to the open end of the bottomed hole 56 on one end side of the main shaft 54 _M , and the tapered surface 141 a has the nozzle 1
A plurality of discharge grooves 161 for discharging the rough cleaning liquid injected from 43 to the bottomed hole 56 through the injection holes 157 to the outside.
Are provided at intervals in the circumferential direction.

At a position corresponding to the counter shaft 54 _C held by the holding member 67, one side of the cover 70 and the support block 151 have the first support cylinder 152.
A first support cylinder 162, which is parallel to, is supported so as to be movable in the axial direction. A piston rod 163a of a cylinder 163 is connected to the first support cylinder 162 via a connecting member 164 in the same manner as the first support cylinder 152, and the first support cylinder 163 is expanded / contracted in response to the expansion / contraction operation of the cylinder 163. 162 will be driven axially.

At the inner end of the first support cylinder 162, a cylindrical nozzle 147 coaxially communicating with a rough cleaning liquid passage 165 (see FIG. 18) provided in the first support cylinder 162 is fixed, and the nozzle is also attached. A cylindrical support member 166 that penetrates 147 is fixed. The first holding member 145 is formed in the same manner as the first holding member 141, and has a tapered surface 145a on the outer surface of the tip end portion which has a jet hole 167 facing the tip end of the nozzle 147 and which is opened in the central portion. It is formed in a cylindrical shape and is supported by the support member 166 so as to be freely rotatable about the axis line in a state where the relative movement in the axial direction is restricted. The tip end of the first holding member 145 is coaxially fitted to the opening end of the through hole 59 on one end side of the counter shaft 54 _C , and the tapered surface 145 a passes through the nozzle 147 and the ejection hole 167. A plurality of discharge grooves 171 for discharging the rough cleaning liquid injected into the through hole 59 to the outside.
... are provided at intervals in the circumferential direction.

21, 22, 23, and 24, a support block 172 is fixed to the other side surface of the cover 70, and the position corresponding to the main shaft 54 _M held by the holding member 67. The supporting block 172 is provided with a cylinder hole 173 having an axis line orthogonal to the transport direction 52 and having both ends closed, and a piston 174 having both ends exposed to the fluid pressure chambers 175 and 176 is provided in the cylinder hole 173. It is slidably fitted. This piston 1
The rod 74 is integrally provided with a cylindrical rod 177 penetrating both ends of the cylinder hole 173 in a fluid-tight manner and movably in the axial direction. Further, the rod 177 has
A second support cylinder 178 penetrating the shaft 7 coaxially is rotatably supported around the axis while the movement in the axial direction is restricted.
Therefore, by selectively switching the fluid pressure supply to the fluid pressure chambers 175, 176, the piston 174, that is, the second support cylinder 1
78 will be driven axially.

A guide hole 17 is provided at the inner end of the second support cylinder 178.
The second holding member 142, which is formed in a cylindrical shape and has a tapered surface 142a having an opening 9 in the central portion on the outer surface of the tip portion, is fixed. The tip end portion of the second holding member 142 is coaxially fitted to the opening end of the bottomed hole 57 on the other end side of the main shaft 54 _M.
A plurality of discharge grooves 180 for discharging the rough cleaning liquid injected into the bottomed hole 57 from the outside are provided at intervals in the circumferential direction.

The second support cylinder 178 has a second support cylinder 178.
A movable cylinder 181 coaxially arranged therein is supported so as to be capable of relative movement in the axial direction and relative rotation around the axis, and an insertion nozzle 144 communicating with a rough cleaning liquid passage 182 coaxially provided in the movable cylinder 181. Is fixed to the inner end of the moving cylinder 181, and the insertion nozzle 144 movably penetrates the guide hole 179 and is projected toward the rough cleaning chamber 74 side.

By the way, as shown in FIG. 24, at the tip of the insertion nozzle 144, a plurality of ejection ports 144a for ejecting the rough cleaning liquid are located radially outward as they go forward (to the left in FIG. 24). It is provided so as to be inclined. Therefore, the insertion nozzle 144 is installed in the main shaft 5
When inserted into 4 _M , the rough cleaning liquid is ejected from the ejection ports 144a ... To the inner surface of the main shaft 54 _M.

On the other hand, an electric cylinder 183 having an axis parallel to the moving cylinder 181 is fixedly supported on the frame 53, and the piston rod 18 of the electric cylinder 183 is fixed.
3a is connected to the outer end of the moving barrel 181 via the connecting member 184. Therefore, the movable cylinder 181 or the insertion nozzle 144 is driven in the axial direction according to the expansion and contraction operation of the electric cylinder 183.

At the position corresponding to the counter shaft 54 _C held by the holding member 67, the support block 1
72 is provided with a cylinder hole 186 having an axis parallel to the cylinder hole 173 and having both ends closed, and a piston 189 having both ends facing the fluid pressure chambers 187 and 188 is slidably fitted in the cylinder hole 186. Are combined. This piston 1
89 is integrally provided with a cylindrical rod 190 penetrating both ends of the cylinder hole 186 in a fluid-tight manner and axially movably, and a second support cylinder 191 coaxially penetrating the rod 190 is provided in the axial direction. The rod 190 is supported by the rod 190 so that it can freely rotate about its axis while its movement is restricted.

A guide hole 19 is provided at the inner end of the second support cylinder 191.
2 a second clamping member 146 which is formed in a cylindrical shape a tapered surface 146a which is opened in the central portion has a tip portion outer surface is fixed, the distal end portion of the second holding member 146, another counter shaft 54 _C On the end side, it is fitted coaxially with the open end on the other end side of the through hole 59, and the taper surface 146a is for discharging the rough cleaning liquid injected from the insertion nozzle 148 into the through hole 59 to the outside. .. are provided at intervals in the circumferential direction.

The second support cylinder 191 has a second support cylinder 191.
A moving cylinder 194 coaxially arranged therein is supported so as to be capable of relative movement in the axial direction and relative rotation around the axis, and a rough cleaning liquid passage 195 coaxially provided in the moving cylinder 194 (see FIG. 21). The insertion nozzle 148 leading to the above is fixed to the inner end of the moving cylinder 194, and the insertion nozzle 148 movably penetrates the guide hole 192 and is projected toward the rough cleaning chamber 74 side. Moreover the tip of the insertion nozzle 148, as with the insertion nozzle 148, a plurality of ejection ports for cleaning toward the coarse cleaning liquid on the inner surface of the counter shaft 54 _C (not shown) is provided.

At the outer end of the moving barrel 194, the moving barrel 1
A piston rod 196a of an electric cylinder 196, which has an axis parallel to 94 and is fixedly supported by the frame 53, is connected via a connecting member 197. Therefore, the movable cylinder 194, that is, the insertion nozzle 148 is axially driven according to the expansion and contraction operation of the electric cylinder 196.

The relative rotation drive mechanism 137 has driven gears 198 and 199 fixed to the outer ends of the second support cylinders 178 and 191 respectively, and these driven gears 198 and 199 are meshed in common and the motor 201. Drive gear 200 fixed to the output shaft of the. Thus, the driven gear 19
8, 199 and the drive gear 200 are supported by the support block 172.
Is covered with a housing 202 fixed to
The motor 201 is fixedly supported by the housing 202. Moreover, the driven gears 198 and 199 are the second support cylinder 17
8 and 191, the housing 202 is formed to allow axial movement of the driven gears 198 and 199, and the width of the drive gear 200 is such that the driven gears 198 and 199 move in the axial direction. Even if both driven gears 1
It is set so that it always meshes with 98 and 199.

According to such a rough cleaning means 135, the pair of main shaft 54 _M and counter shaft 54 _C mounted on both holding members 67, 67 at the rough cleaning position P ₅ are placed in the first and second positions. Second holding members 141, 142
The main shaft 54 _M is clamped between the first and second clamping members 141, 142 by moving the two closer to each other and the first and second clamping members 145, 145.
The counter shafts 54 _C move the first and second holding members 145, 1 by causing the counter shafts 146 to move closer to each other.
It will be sandwiched between 46. Thus, the operation of the motor 201 drives the main shaft 54 _M held between the first and second holding members 141 and 142 to rotate about the axis, and the first and second holding members 145 and 14
The counter shaft 54 _C sandwiched between 6 is driven to rotate around the axis. Therefore, the outer surfaces of the main shaft 54 _M and the counter shaft 54 _C are efficiently cleaned by the rough cleaning liquid ejected downward from the upper rough cleaning liquid ejection pipes 149, 149. Further, the rough cleaning liquid is injected into the main shaft 54 _M and the counter shaft 54 _C from one end side of the main shaft 54 _M and the counter shaft 54 _C by the nozzles 143 and 137. since insertion nozzles 144 and 148 for ejecting toward the inserted while moving in the axial direction, the main shaft 54 _M
Also, the inner and outer surfaces of the counter shaft 54 _C can be efficiently cleaned with the rough cleaning liquid.

A rough drying means 204 is provided at the rough drying position P ₆ . The rough drying means 204 includes the main shaft 54 mounted on the holding members 67, 67 at the rough drying position P _6.
Four and blowing nozzles 205 ... arranged in the axial direction inwardly of the main shaft 54 _M and the counter shaft 54 _C at the corresponding four positions on both ends of the _M and the counter shaft 54 _C, the main shaft 54 from above _M
And a pair of air ejection pipes (not shown) for ejecting the drying air toward the counter shaft 54 _C.

Referring also to FIG. 25, the support block 1
Four attachment pipes 207 ... Each having an air flow passage 206 are fixed to 72 and 151 so as to penetrate the support blocks 172 and 151.
05 ... are attached to the inner ends of the respective attachment pipes 207 so as to communicate with the air flow passage 206.

According to the rough drying means 204, the blowing nozzles 205 are attached to the main shaft 54 _M and the counter shaft 54 _C brought into the rough cleaning chamber 75.
As a result, air is jetted from both ends in the axial direction to dry the inner surface, and at the same time, the outer surface is dried by blowing air from above.

At the finish cleaning position P ₇ , finish cleaning means 2
08 is provided. The finish cleaning means 208 has the same structure as the rough cleaning means 135, and has a holding mechanism 209 _M for holding the main shaft 54 _M mounted on the holding members 67, 67 at the finish cleaning position P _7. ,
A main shaft 54 _M in allowing blow viewed finish cleaning fluid from one end of the nozzle 213 (see FIG. 26), an insertion nozzle 214 which is inserted retractable from the other end to the main shaft 54 in the _M, the holding member 67 , 67 A holding mechanism 136 for holding the counter shaft 54 _C mounted on the
_C and a nozzle 217 capable of injecting a finishing cleaning liquid into the counter shaft 54 _C from one end side thereof (see FIG. 26).
And an insertion nozzle 218 that is inserted into the counter shaft 54 _C so as to be able to move forward and backward from the other end side, and air cylinders 253 and 264 that axially drive both insertion nozzles 214 and 218 (see FIGS. 28 and 29). And both shafts 54 _M and 54 _C and insertion nozzles 214 and 218.
Rotation drive mechanism 210 for relatively rotating the shaft about the axis
And the main shaft 54 _M and the counter shaft 54
A pair of finish cleaning liquid ejection pipes 219 and 219 (see FIGS. 26 and 29) for ejecting the finish cleaning liquid from above toward _C.

The holding mechanism 209 _M includes a main shaft 54
_A first holding member 211 fitted to one end of _{M and} a first holding member 211 fitted to the other end of the main shaft 54 _M.
And a second holding member 212 for holding the main shaft 54 _M between the holding mechanism 209 _C includes a first clamping member 215 which is fitted to one end of the countershaft 54 _C, of the counter shaft 54 _C The second holding member 216 is fitted to the other end and holds the counter shaft 54 _C between the first holding member 215 and the second holding member 216. 26 and 27, one side of the support block 151 and the cover 70 is movable in the horizontal direction orthogonal to the transport direction 52 at a position corresponding to the main shaft 54 _M held by the holding member 67. The first support cylinder 222 is supported by the. On the other hand, a cylinder 223 having an axis parallel to the first support cylinder 222 is fixedly supported on the frame body 53, and the piston rod 223 a of the cylinder 223 and the first support cylinder 222 are fixed.
Is connected to the outer end of the via a connecting member 224. Therefore, in response to the expansion and contraction operation of the cylinder 223, the first support cylinder 22
2 will be driven axially.

A cylindrical nozzle 213 coaxially communicating with a finish cleaning liquid passage 225 provided in the first support cylinder 222 is fixed to the inner end of the first support cylinder 222, and a cylinder through which the nozzle 213 penetrates. -Shaped support member 226 is fixed. The first holding member 211 is formed in a cylindrical shape having a tapered surface 211 a having an ejection hole 227 facing the tip of the nozzle 213 at the center and having an outer surface at the tip, and the support member 226. Is coaxially surrounded. In addition, the bearing 230 whose axial movement is restricted by the retaining ring 228 fitted on the outer surface of the support member 226 and the restriction member 229 fixed on the inner surface of the holding member 211 has the first holding member 21.
1 and the support member 226, the first holding member 211 is supported by the support member 226 so as to freely rotate around the axis line in a state where the relative movement in the axial direction is restricted.

The tip end portion of the first holding member 211 is coaxially fitted to the open end of the bottomed hole 56 on one end side of the main shaft 54 _M , and the nozzle 2 is attached to the tapered surface 211 a.
A plurality of discharge grooves 23 for discharging the finish cleaning liquid injected into the bottomed hole 56 from the nozzle 13 through the discharge holes 227 to the outside.
1 ... Are provided at intervals in the circumferential direction.

At a position corresponding to the counter shaft 54 _C held by the holding member 67, one side of the cover 70 and the support block 151 have the first support cylinder 2
A first support cylinder 232 parallel to the shaft 22 is movably supported in the axial direction. The first support cylinder 222 includes a first support cylinder 222.
Similarly, a cylinder (not shown) is connected via a connecting member 234, and the first support cylinder 232 is axially driven according to the expansion and contraction operation of the cylinder.

A cylindrical nozzle 217 coaxially communicating with a finish cleaning liquid passage 235 provided in the first support cylinder 232 is fixed to the inner end of the first support cylinder 232, and a cylinder through which the nozzle 217 penetrates. -Shaped support member 236 is fixed. The first holding member 215 is the first holding member 2
11 has a tapered surface 215a having an ejection hole 237 facing the tip of the nozzle 147 in the central portion and having a tapered surface 215a on the outer surface of the tip, which is formed in a cylindrical shape to restrict relative movement in the axial direction. In this state, the support member 236 is supported so that it can freely rotate about its axis. The tip end portion of the first holding member 215 has a counter shaft 54
One end of _C is coaxially fitted to the opening end of the through hole 59, and the finisher cleaning liquid injected from the nozzle 217 into the through hole 59 through the ejection hole 237 is externally attached to the tapered surface 215a. A plurality of discharge grooves 241 for discharging are provided at intervals in the circumferential direction.

28 and 29, the holding member 6
In the support block 172 at a position corresponding to the main shaft 54 _M in the state of being held by 7, the cylinder hole 24 having an axis line orthogonal to the transport direction 52 and having both ends closed.
3 is provided, and a piston 244 having both ends facing the fluid pressure chambers 245 and 246 is slidably fitted in the cylinder hole 243. The piston 244 is integrally provided with a cylindrical rod 247 which fluid-tightly and axially movably penetrates through both end closed portions of the cylinder hole 243. Also rod 2
A second support cylinder 250 that coaxially penetrates the rod 247 is supported by 47 so as to be restricted in relative movement in the axial direction and capable of relative rotation around the axis.
The second end formed in a cylindrical shape having a tapered surface 212a having a guide hole 248 opened at the center at the tip end of the
The holding member 212 is fixed. Therefore, the fluid pressure chamber 24
By selectively switching the fluid pressure supply to 5, 246, the piston 244, that is, the second holding member 212 is driven in the axial direction.

The tip end of the second holding member 212 is coaxially fitted to the opening end of the bottomed hole 57 on the other end side of the main shaft 54 _M. A plurality of discharge grooves 249 for discharging the finish cleaning liquid injected into the bottomed hole 57 to the outside are provided at intervals in the circumferential direction.

The insertion nozzle 214, which is inserted in the guide hole 248 so as to be movable in the axial direction, is fixed to the inner end of the movable barrel 251 which is capable of relative movement in the axial direction with respect to the second holding member 212 and relative rotation about the axis. And the moving cylinder 251
The insertion nozzle 214 is communicated with the finish cleaning liquid passage 252 provided coaxially therein. The distal end of the insertion nozzle 214 is ejected movable around a finished cleaning liquid toward an inner surface of Meishinyafuto 54 _M.

On the other hand, an air cylinder 253 having an axis parallel to the moving cylinder 251 is fixedly supported on the frame 53, and the piston rod 25 of the air cylinder 253 is supported.
3a is connected to the outer end of the moving barrel 251 via the connecting member 254. Therefore, the movable barrel 251 or the insertion nozzle 214 is driven in the axial direction according to the expansion and contraction operation of the air cylinder 253.

At the position corresponding to the counter shaft 54 _C held by the holding member 67, the support block 1
72 is provided with a cylinder hole 256 having an axis parallel to the cylinder hole 243 and closed at both ends, and a piston 259 having both ends exposed to the fluid pressure chambers 257 and 258 is slidably fitted in the cylinder hole 256. Are combined. This piston 2
59, a cylindrical rod 260 is integrally provided so as to penetrate both ends of the cylinder hole 256 in a fluid-tight manner and axially movably. Further, the rod 260 includes the rod 26
The second support cylinder 255, which penetrates 0 coaxially, is supported so that the relative movement in the axial direction is restricted and the relative rotation around the axis is possible, and the guide hole 261 is provided at the tip of the second support cylinder 255.
The second holding member 216, which is formed in a cylindrical shape and has a tapered surface 216a having an opening at the center portion on the outer surface of the tip end portion, is fixed. Therefore, by selectively switching the fluid pressure supply to the fluid pressure chambers 257 and 258, the piston 259, that is, the second holding member 216 is driven in the axial direction.

The tip end portion of the second holding member 216 is fitted coaxially with the opening end of the through hole 59 on the other end side of the counter shaft 54 _C , and penetrates the tapered surface 216 a from the insertion nozzle 218. A plurality of discharge grooves 262 for discharging the finish cleaning liquid injected into the holes 59 to the outside are provided at intervals in the circumferential direction.

The insertion nozzle 218, which is inserted into the guide hole 261 so as to be movable in the axial direction, is fixed to the inner end of the movable cylinder 263 which is capable of relative movement in the axial direction with respect to the second holding member 216 and relative rotation about the axis. And the moving cylinder 263
The insertion nozzle 218 communicates with the finish cleaning liquid passage 271 provided coaxially therein. Similar to the ejection nozzle 214, the tip of the insertion nozzle 218 is formed so as to eject the finishing cleaning liquid toward the inner surface of the counter shaft 54 _C.

At the outer end of the moving barrel 263, the moving barrel 2 is attached.
A piston rod 264 a of an air cylinder 264, which has an axis parallel to 63 and is fixedly supported by the frame 53, is connected via a connecting member 265. Therefore, the movable cylinder 263, that is, the insertion nozzle 218 is axially driven according to the expansion and contraction operation of the air cylinder 264.

The relative rotation drive mechanism 210 includes the second support cylinder 2
Driven gears 2 fixed to the outer ends of 50 and 255, respectively
66 and 267, and a drive gear 268 in which these driven gears 266 and 267 are commonly meshed and fixed to the output shaft of the motor 269. Driven gears 266, 26
7 and the drive gear 268 are covered with a housing 270 fixed to the support block 172, and the motor 269 is fixedly supported by the housing 270.

By such finishing cleaning means 208
And the finishing cleaning position P₇On both holding members 67, 67 of
Forming the main shaft 54_MAnd counter shaft 5
Four_CThe first and second holding members 21 with the
By moving 1 and 212 close to each other,
In shaft 54_MAre the first and second clamping members 211,
The first and second clamping portions are clamped between 212
The materials 215 and 216 are moved close to each other.
Counter shaft 54_CIs the first and second clamping members
It will be sandwiched between 215 and 216. And so
The operation of the actuator 269 causes the first and second clamping members 211,
Main shaft 54 sandwiched between 212 _MIs the axis line
And the first and second holding members 2
Counter shaft 54 sandwiched between 15, 216_CBut
It will be driven to rotate about the axis. Therefore above
One of the finishing cleaning liquid ejection pipes 219, 219 is directed downward
The main shaft 54 is ejected by the finish cleaning liquid._M
And counter shaft 54 _CEfficiently cleans the entire outer surface of
Will be purified. Also the main shaft 54_Mand
Counter shaft 54_CInside, the nozzle from one end side
Finish cleaning liquid is injected by 213 and 217, and
Shaft 54_MAnd counter shaft 54_CThe other end
Inserting nozzles 214 and 2 for ejecting the finishing cleaning liquid from the side
Since 18 is inserted while moving in the axial direction,
Shaft 54_MAnd counter shaft 54_CBoth inside and outside
The surface should be efficiently cleaned with the finish cleaning liquid.
It

At the finish drying position P ₈ , finish drying means 2
72 is provided. The finish drying means 272 is a holding member 273 fitted to one end of the main shaft 54 _M mounted on the holding members 67, 67 at the finish drying position P _8.
When, the a clamping member 274 for holding the main shaft 54 _M between the main shaft 54 _M the clamping member 273 is fitted to the other end of, the possibility was blown air from one end to the main shaft 54 in the _M Na blowing nozzle 275 (Fig. 30)
), A blowing nozzle 276 capable of blowing air into the main shaft 54 _M from the other end side (see FIGS. 31 and 32), and one end of the counter shaft 54 _C mounted on the holding members 67, 67. Holding member 277 fitted to
When, a clamping member 278 for holding the counter shaft 54 _C between the clamping member 277 is fitted to the other end of the counter shaft 54 _C, air can only blow from one end to the counter shaft 54 in the _C Na blowing nozzle 279
(See FIG. 30), and a blow nozzle 280 capable of blowing air into the counter shaft 54 _C from the other end side (see FIG. 3).
1)) and a pair of air ejection pipes 281, 281 (see FIGS. 30 and 31) that eject air from above toward the main shaft 54 _M and the counter shaft 54 _C.

In FIG. 30, one side portion of the support block 151 and the cover 70 is movable in the horizontal direction orthogonal to the carrying direction 52 at a position corresponding to the main shaft 54 _M held by the holding member 67. Support tube 282
Will be supported. On the other hand, a cylinder 283 having an axis parallel to the support cylinder 282 is fixedly supported on the frame 53, and a piston rod 283a of the cylinder 283 and an outer end of the support cylinder 282 are connected via a connecting member 284. Are connected. Therefore, the support cylinder 282 is driven in the axial direction according to the expansion and contraction operation of the cylinder 283.

At the inner end of the support cylinder 282, the support cylinder 282 is
A blowing nozzle 275 coaxially communicating with an air supply passage 285 provided inside is fixed and the nozzle 275 is provided.
A cylindrical support member 286 through which the is inserted is fixed. The sandwiching member 273 is formed in a cylindrical shape having a tapered surface 273a on the outer surface of the tip end portion which has an ejection hole 287 facing the tip end of the nozzle 275 in the central portion and surrounds the support member 286 coaxially. It is supported by the support member 286 so as to be freely rotatable about its axis while the relative movement in the axial direction is restricted.

The tip portion of the holding member 273 is coaxially fitted to the opening end of the bottomed hole 56 on one end side of the main shaft 54 _M , and the taper surface 273 a at the tip thereof is connected to the nozzle 275. A plurality of discharge grooves 288 for releasing the air injected into the bottomed hole 56 through the ejection holes 287 ...
Are provided at intervals in the circumferential direction.

At a position corresponding to the counter shaft 54 _C held by the holding member 67, one side portion of the cover 70 and the support block 151 are provided with the support cylinder 282.
A support cylinder 289 parallel to the shaft is supported so as to be movable in the axial direction.
A cylinder (not shown) is connected to the support cylinder 289 similarly to the support cylinder 282, and the support cylinder 289 is driven in the axial direction according to the expansion and contraction operation of the cylinder.

At the inner end of the support cylinder 289, the support cylinder 289 is provided.
A cylindrical blowing nozzle 279 coaxially communicating with an air supply passage (not shown) provided inside is fixed, and
A nipping member 277, which is formed in a cylindrical shape and has a tapered surface 215a having an ejection hole 290 facing the tip of the nozzle 279 in the center, is formed on the outer surface of the tip, and moves relative to the support tube 289 in the axial direction. It is supported so that it can freely rotate around its axis in a regulated state. The tip end of the holding member 277 is coaxially fitted to the open end of the through hole 59 on one end side of the counter shaft 54 _C , and has a tapered surface 277 a.
Through the nozzle 279, the ejection hole 290, and the through hole 59.
A plurality of discharge grooves 291 for releasing the air blown into the inside
... are provided at intervals in the circumferential direction.

31 and 32, the holding member 6
In the support block 172 at a position corresponding to the main shaft 54 _M held in FIG. 7, a cylinder hole 29 having an axis line orthogonal to the transport direction 52 and having both ends closed.
3, a piston 294 having both ends exposed to the fluid pressure chambers 295 and 296 is slidably fitted in the cylinder hole 293. The piston 294 is integrally provided with a cylindrical rod 297 which fluid-tightly and axially movably penetrates through both ends of the cylinder hole 293. This rod 2
97 is a support tube 29 that coaxially penetrates the rod 297.
8 is rotatably supported around the axis line in a state in which the movement in the axial direction is restricted, and the injection hole 2 is provided at the inner end of the support cylinder 298.
The holding member 274, which is formed in a cylindrical shape and has a tapered surface 274a having an opening 99 in the central portion on the outer surface of the tip portion, is fixed.

The tip end of the sandwiching member 274 is coaxially fitted to the opening end of the bottomed hole 57 on the other end side of the main shaft 54 _M , and the tapered surface 274 a is provided with a blow nozzle 276. A plurality of discharge grooves 300 for releasing the air injected into the bottom hole 57 to the outside are provided at intervals in the circumferential direction.

The blowing nozzle 276 is fixed to the inner end of the supporting cylinder 298 so as to communicate with the air supply passage 301 coaxially provided in the supporting cylinder 298. The blowing nozzle 276 ejects the tip thereof. It is arranged so as to face the hole 299.

At the position corresponding to the counter shaft 54 _C held by the holding member 67, the support block 1
A cylinder hole 302 having an axis parallel to the cylinder hole 293 and closed at both ends is provided at 72, and a piston 305 having both ends facing the fluid pressure chambers 303 and 304 is slidably fitted in the cylinder hole 302. Are combined. This piston 3
05, a cylindrical rod 306 is integrally provided which penetrates both ends of the cylinder hole 305 so as to be fluid-tight and axially movable. This rod 306 has the rod 30
A support cylinder 307 coaxially penetrating 6 is rotatably supported around the axis in a state where the movement in the axial direction is restricted, and a tapered surface having an ejection hole 308 opened at the center is formed at the inner end of the support cylinder 307. A holding member 278 having a cylindrical shape and having 278a on the outer surface of the tip is fixed.

The tip end of the sandwiching member 278 is coaxially fitted to the opening end of the through hole 59 on the other end side of the counter shaft 54 _C , and the tapered surface 278 a extends from the blow nozzle 280 to the through hole. A plurality of discharge grooves 309 ... for letting the air injected into 59 escape to the outside are provided at intervals in the circumferential direction.

The blow nozzle 280 is fixed to the inner end of the support cylinder 307 so as to communicate with an air supply passage (not shown) provided coaxially in the support cylinder 307. It is arranged so that its tip faces the ejection hole 308.

Driven gears 310 and 311 are fixed to the outer ends of the support cylinders 298 and 307, respectively. These driven gears 310 and 311 are always meshed in common with the drive gear 312 regardless of the axial movement of the support cylinders 298 and 307, that is, the holding members 274 and 278. The drive gear 312 is supported by the support block 172. Is fixed to the output shaft of a motor 314 that is fixedly supported by a housing 313 that is fixed to the gears 310, 311 and 312.

According to such a finish drying means 272, the main shaft 54 _M and the counter shaft 5 which make a pair on both holding members 67, 67 at the finish drying position P _8.
With the 4 _C placed, the holding members 273, 274 are moved close to each other, so that the main shaft 5
4 _M is sandwiched between the sandwiching members 273 and 274, and the sandwiching members 277 and 278 are moved close to each other, so that the counter shaft 54 _C is sandwiched between the sandwiching members 27.
It will be sandwiched between 7,278. Then the motor 3
14, the main shaft 54 _M sandwiched between the sandwiching members 273 and 274 is driven to rotate about the axis, and the counter shaft 54 _C sandwiched between the sandwiching members 277 and 278 is driven to rotate around the axis. become. Therefore, the air ejected downward from the upper air ejection pipes 281 and 281 is caused by the main shaft 54.
_The entire outer surfaces of _M and the counter shaft 54 _C are efficiently dried. Air is blown into the main shaft 54 _M and the counter shaft 54 _C from the one end side by the blow nozzles 275 and 279, and from the other end side in the main shaft 54 _M and the counter shaft 54 _C. Since air is injected from 276 and 280, the inner and outer surfaces of the main shaft 54 _M and the counter shaft 54 _C are efficiently dried.

On the upper surface of the cover 70, a duct 316 which is commonly connected to the rough cleaning chamber 74, the rough drying chamber 75, the finish cleaning chamber 76 and the finish drying chamber 77 formed in the cover 70 is provided. The duct 316 is connected to an exhaust fan 317 fixedly arranged on the cover 70.

In FIG. 33, the rough cleaning liquid in the rough cleaning liquid tank 94 _R leading to the rough cleaning liquid storage chamber 91 for receiving the rough cleaning liquid in the rough cleaning chamber 74 is pumped by the low pressure pump 320 via the filter 321 and at the same time, It is pumped up by a medium pressure pump 323 via 324. Thus, the line 338 provided with the electromagnetic opening / closing valve 322 and connected to the low pressure pump 320 has the nozzles 143, 14 in the rough cleaning means 135.
7 and the rough cleaning liquid ejection pipes 149, 149
And an electromagnetic on-off valve 325 connected to the intermediate pressure pump 32.
The pipe line 339 connected to No. 3 is connected to the insertion nozzles 144 and 148 in the rough cleaning means 135. The rough cleaning liquid in the rough cleaning liquid tank 94 _R is pumped up by the circulation pump 326 via the filter 327, and the circulation line 340 for returning the rough circulation liquid to the rough cleaning liquid tank 94 _R is provided in the circulation pump 326. Are connected. Moreover, the return line 34
In the middle of 0, a pollution degree detection device 328 for detecting the pollution degree of the rough cleaning liquid is provided.

In FIG. 34, a pollution degree detecting device 328
Is a casing 345, a pair of translucent bodies such as tempered glass 347 and 348 fixed to the casing 345 in a posture of forming a passage 346 between them and facing each other, and a passage from the outside of one tempered glass 347. A light emitting element that emits light toward 346, for example, a laser diode 349.
And a light receiving element such as a photodiode 350 for receiving the light transmitted from the passage 346 through the other tempered glass 348.

The casing 345 has one end (see FIG. 3).
4, the connection hole 3 having a quadrangular cross section in order from the lower end side 4)
51, a mounting hole 352 whose width is narrower than the connecting hole 351 and which has a quadrangular cross section, and a connecting hole 353 which is wider than the mounting hole 352 and has a quadrangular cross section. A light passage hole 354 so as to traverse 352.
Is drilled.

The connecting holes 351, 353 are connected to the connecting member 35 connected to the upstream portion and the downstream portion of the pipe 340, respectively.
5,356 are fitted together, and these connecting members 355,35
6 is fixed to the casing 345 by screw members 357 and 358. Mounting hole 3 so as to straddle light passage hole 354
The two tempered glasses 347 and 348 inserted into the 52 are sandwiched between the two connecting members 355 and 356, and the protrusions 355 projecting from the inner ends of the connecting members 355 and 356.
a and 356a are interposed between both ends of both tempered glass 347 and 348. Moreover, seal members 359, 359; 360, 360 that elastically contact the tempered glass 347, 348 are mounted on both surfaces of the protrusions 355a, 356a, respectively.

The laser diode 349 and the photodiode 350 are the same as the light passage hole 3 in the casing 345.
They are fixedly arranged so as to be coaxial with each other outside 54.

According to such a pollution degree detecting device 328, the light emitted from the laser diode 349 is received by the photodiode 350 after passing through the tempered glass 347, the rough cleaning liquid flowing through the passage 346 and the tempered glass 348. The amount of light received by the photodiode 350 changes depending on the degree of contamination of the rough cleaning liquid flowing through the 346, and the amount of light received by the photodiode 350 decreases as the degree of contamination increases. Therefore, the photodiode 35
By monitoring the amount of received light at 0, the contamination level of the rough cleaning liquid in the rough cleaning liquid tank 94 _R can be detected,
When the coarse cleaning liquid is polluted to a certain level or higher, the cleaning level can be reduced by adding a new cleaning liquid or replacing the cleaning liquid.

Referring again to FIG. 33, inside the finish cleaning chamber 76.
To the finish cleaning liquid storage chamber 92 for receiving the finish cleaning liquid of
Finish cleaning liquid tank 94_FThe rough cleaning liquid in the filter
When it is pumped up by a low pressure pump 329 via 330
Then, the medium pressure pump 332 pumps through the filter 333.
To be Thus, the low pressure pump 3 is provided with the electromagnetic opening / closing valve 331.
The pipe line 341 connected to 29 is the finishing cleaning means 1210.
Is connected to nozzles 213 and 217 in
Electromagnetic shutoff valve connected to the cleaning solution jetting pipes 219, 219
A conduit line 34, which is provided with 334 and is connected to the intermediate pressure pump 332.
2 is an insertion nozzle 214 in the finish cleaning means 208,
218 is connected. In addition, the finish cleaning liquid tank 94_FWithin
The finishing cleaning liquid of the circulation pump through the filter 336.
This circulation pump 33 is pumped up by 335.
5, the finishing cleaning liquid tank 94 _FReturn the finishing circulating fluid to
The return pipe line 343 is connected, and in the middle of the return pipe line 343.
Is a pollution degree detector that detects the degree of contamination of the finish cleaning liquid.
328 is interposed.

By the way, as shown in FIG. 4, the bottomed holes 56 and 57 are coaxially provided in the main shaft 54 _M , and the closed ends of the bottomed holes 56 and 57 have burrs at the time of drilling. May remain. Also the counter shaft 5
4 _C has a plurality of holes 362 that open to the inner surface of the through hole 59.
_{1 to} 362 ₆ are provided and their holes 362 ₁ to
There is a possibility that burrs at the time of punching are left on the opening end of the 36 2 ₆ to the inner surface of the through hole 59.

Therefore, in the rough cleaning means 135, the electric cylinder 18 that axially drives the insertion nozzles 144 and 148.
NC control of the operation of 3,196, the main shaft 54
_The burrs and the like that may remain on the _M and the counter shaft 54 _C are cleaned and removed. That is, the insertion nozzles 144 and 148 are basically driven in the axial direction at a constant speed, but the closed end of the bottomed hole 57 and each of the holes 362 _{1 to} 362 _6.
The movement of the insertion nozzles 144 and 148 is temporarily stopped at the portion corresponding to the open end of the inner surface of the through hole 59.

Next, the operation of this embodiment will be described. The main shaft 54 _M and the counter shaft 54
_{The Cs} are arranged side by side by the transport means 95 by the first loading position P ₁ , the second loading position P ₂ , the third loading position P ₃ , the fourth loading position P ₄ , and the rough cleaning position P _5. , Rough drying position P ₆ , finish cleaning position P ₇ , finish drying position P ₈ , first carry-out position P ₉ , second carry-out position P ₁₀ , third carry-out position P _11.
And it is conveyed so that the fourth unloading position P ₁₂ may be sequentially passed.

Thus, the first to fourth loading positions P₁~ P_FourThrough
Rough cleaning position P after cleaning_FiveThen, the rough cleaning means 135
Main shaft 54_MAnd counter shaft 54_C
Of which the outer surface is cleaned with a rough cleaning solution.
When the main shaft 54_MAnd counter shaft 54
_CIs driven to rotate around the axis, and the rough cleaning liquid jet pipe above
The rough cleaning liquid ejected from 149 and 149 causes main cleaning.
Shaft 54_MAnd counter shaft 54_CThe entire outer surface of
Is efficiently cleaned. Also the main shaft 54 _MAnd
And counter shaft 54_CInside, noz from one end side
Rough cleaning liquid is injected by the channels 143 and 147, and the other end side
Main shaft 54_MAnd counter shaft 54
_CNozzle 14 for ejecting rough cleaning liquid toward the inner surface of the nozzle
4, 148 is inserted so that it can move in the axial direction,
To 54_MAnd counter shaft 54 _CAnd insert nozzle 1
44 and 148 rotate relative to each other around the axis, so
Shaft 54_MAnd counter shaft 54_CInside
The entire surface will be cleaned efficiently.

Moreover, the axial direction of the insertion nozzles 144, 148
Main shaft 54 to move_MClosing the bottomed hole 57 in
End and counter shaft 54_CEach hole in 3
62 ₁~ 362₆Corresponding to the open end to the inner surface of the through hole 59 of
For a certain time while spouting the rough cleaning liquid at a specific position such as the
It will be stopped for a long time at that particular position.
Main shaft 54_MAnd counter shaft 54_C
Make sure that there are no flashes that may remain
It can be washed and removed.

After completion of the rough cleaning, the outer surfaces of the main shaft 54 _M and the counter shaft 54 _C are dried by the rough drying means 204 at the rough drying position P ₆ , and then by the finish cleaning means 210 at the finish cleaning position P ₇ . Of the main shaft 54 _M and the counter shaft 54 _C ,
The outer surface is washed with a rough cleaning liquid. That is, the main shaft 54 _M and the counter shaft 54 _C are driven to rotate about their axes, and the upper finish cleaning liquid ejection pipes 219, 21 are provided.
Main shaft 5 by the finish cleaning liquid ejected from 9
The entire outer surface of 4 _M and the counter shaft 54 _C is efficiently cleaned. Further, the main shaft 54 _M and the counter shaft 54 _C are inserted into the nozzle 21 from one end side thereof.
The finishing cleaning liquid is injected by 3, 217, and the main shaft 54 _M and the counter shaft 54 _C from the other end side.
Nozzle 21 for ejecting the finishing cleaning liquid toward the inner surface of the
4, 218 are inserted so as to be movable in the axial direction, and the main shaft 54 _{M, the} counter shaft 54 _C and the insertion nozzle 2 are inserted.
Since the shafts 14 and 218 rotate relative to each other about the axis, the entire inner surfaces of the main shaft 54 _M and the counter shaft 54 _C can be efficiently cleaned.

Finishing cleaning by this finishing cleaning means 208
The liquid and the rough cleaning liquid in the rough cleaning means 135 are mutually
It circulates in each independent circulation system, and rough cleaning
After cleaning with liquid, further cleaning with finishing cleaning liquid
Allows the main shaft 54 _MAnd counter shaft
54_CIt is possible to improve the cleanliness of both inside and outside
It

In the rough cleaning liquid system and the finish cleaning liquid system, the passage 3 formed between the tempered glass 347 and 348.
The cleaning liquid is circulated through the laser diode 46, and the light emitted from the laser diode 349 is transmitted through the tempered glass 347, the cleaning liquid flowing through the passage 346 and the tempered glass 348.
Since the transmitted light is received by the photodiode 350, the degree of contamination of the cleaning liquid can be easily detected by the amount of transmitted light, and when the degree of contamination exceeds a certain level,
The main shaft 54 is designed to clean the cleaning liquid.
_This can further contribute to improving the cleaning efficiency of _M and the counter shaft 54 _C.

After completion of the finish cleaning, the finish drying position P
_{At 8} , the finish drying means 272 dries the inner and outer surfaces of the main shaft 54 _M and the counter shaft 54 c. That is, while the main shaft 54 _M and the counter shaft 54 c are being driven to rotate about their axes, the air ejected from the upper air ejection pipes 281 and 281 toward the main shaft 54 _M and the counter shaft 54 c causes the main shaft 54 _{M to move.} And the entire outer surface of the counter shaft 54 _C is efficiently dried. In addition, in the main shaft 54 _M and the counter shaft 54 _C , the blow nozzles 275, 2
Since air is injected by 79 and air is injected from the other end by the injection nozzles 276, 280, the inner surfaces of the main shaft 54 _M and the counter shaft 54 _C are efficiently dried.

The may shaft 54 _M and the counter shaft 54 _C , which have been cleaned in this way, are carried out after sequentially passing from the finish drying position P ₈ to the first to fourth carry-out positions P _{9 to} P ₁₂ .

Although the embodiments of the present invention have been described in detail above, the present invention is not limited to the above embodiments, and various design changes can be made without departing from the present invention described in the claims. It is possible to do.

[0102]

As described above, the device of the present invention is provided with a pair of translucent bodies fixedly arranged in the casing with passages for the cleaning liquid formed between the translucent bodies, and to emit light toward one translucent body. Since the light-emitting element arranged outside the light-transmitting body and the light-receiving element arranged to receive light from the light-emitting element outside the other light-transmitting body are provided, depending on the degree of contamination of the cleaning liquid. The contamination level of the cleaning liquid can be easily detected by detecting the changing light transmission amount.

[Brief description of drawings]

FIG. 1 is a side view of a shaft cleaning device.

FIG. 2 is a sectional view taken along line 2-2 of FIG.

FIG. 3 is an enlarged sectional view taken along line 3-3 of FIG.

4A and 4B show a shaft, in which FIG. 4A is a sectional view of a main shaft, and FIG. 4B is a sectional view of a counter shaft.

5 is an enlarged sectional view taken along line 5-5 of FIG.

6 is a simplified cross-sectional view taken along the line 6-6 of FIG.

FIG. 7 is an enlarged view of a portion indicated by an arrow 7 in FIG.

8 is a sectional view taken along line 8-8 of FIG.

9 is a sectional view taken along line 9-9 of FIG.

10 is an enlarged cross-sectional view taken along line 10-10 of FIG.

11 is an enlarged cross-sectional view taken along line 11-11 of FIG.

12 is an enlarged view taken along line 12-12 of FIG.

13 is a sectional view taken along line 13-13 of FIG.

FIG. 14 is an enlarged sectional view taken along line 14-14 of FIG.

15 is an enlarged view taken along line 15-15 of FIG.

16 is a sectional view taken along line 16-16 of FIG.

FIG. 17 is an explanatory view of the operation of the transporting means.

FIG. 18 is an enlarged view taken along arrow 18 of FIG.

19 is a sectional view taken along line 19-19 of FIG.

20 is an enlarged view of a portion indicated by an arrow 20 in FIG.

FIG. 21 is an enlarged view of FIG. 3 taken along arrow 21.

22 is a sectional view taken along line 22-22 of FIG.

23 is a sectional view taken along line 23-23 of FIG.

FIG. 24 is an enlarged cross-sectional view of the tip of the insertion nozzle.

25 is a cross-sectional view taken along line 25-25 of FIG.

26 is an enlarged sectional view taken along line 26-26 of FIG.

27 is an enlarged view of a portion indicated by an arrow 27 in FIG.

FIG. 28 is an enlarged view of arrow 28 in FIG.

29 is a sectional view taken along the line 29-29 of FIG. 28.

30 is an enlarged sectional view taken along line 30-30 of FIG.

31 is a sectional view taken along line 31-31 of FIG. 28.

32 is an enlarged view of a portion indicated by an arrow 32 in FIG.

FIG. 33 is a diagram showing a cleaning liquid supply system.

FIG. 34 is a vertical cross-sectional view of a pollution degree detection device.

[Explanation of symbols]

 328 ... Pollution degree detection device 345 ... Casing 346 ... Passages 347, 348 ... Tempered glass as translucent body 349 ... Laser diode as light emitting element 350 ... Photo as light receiving element diode

Claims (1)

[Claims] 1. A pair of translucent bodies (347, 348) fixedly arranged in a casing (345) by forming a passage (346) for the cleaning liquid between them, and facing one translucent body (347). A light-emitting element (349) arranged outside the light-transmitting body (347) to emit light and a light-emitting element (349) arranged outside the other light-transmitting body (348) to receive light from the light-emitting element (349). And a light receiving element (350) which is operated.