JPH0362812B2 - - Google Patents

Description

[Detailed description of the invention] (Industrial application field) The present invention relates to a cable connection device.

(Prior Art) In a loom, one end of a wire is connected to a heald frame, a bracket is connected to the other end of the wire, and this bracket is connected to a setting lever of a dobby machine or the like. .

By the way, conventionally, when connecting the end of the wire to the bracket, for example, a connecting body was fixed to the end of the wire, and the connecting pin of the connecting body was engaged with the engagement recess of the bracket. .

(Problem to be Solved by the Invention) However, with the above method, the connecting pin rotates into the engagement recess of the bracket due to the swinging of the setting lever, so the connecting pin is likely to wear out, and the connecting pin may become damaged. There was a problem that it was easy to break early.

To solve this problem, in the bracket,
Various types of wires have been proposed, such as those in which wires are fixed in a way that they are wrapped around them.
The structure is complicated, and if the wire is damaged, the wire and bracket must be replaced as well.

An object of the present invention is to provide a cable connection device that can solve the above problems.

(Means for Solving the Problems) In order to solve the above problems, the present invention employs a pair of receivers spaced apart in a direction orthogonal to the direction in which the both sides of the bracket face each other, between the opposite sides of the bracket. is fixedly installed, and a connecting body that is removably inserted between the above-mentioned receivers is fixedly installed at one end of the cable body, and a connecting body that is located between the both side plates and removably engaged with the connecting body is fixedly installed on one end of the cable. A locking body that prevents the connecting body from coming off from between both receivers is swingably supported, and a locking body that engages with the locking body and locks the locking body to the connecting body is attached to one of the receivers. A fixing bolt that holds the connectors in the same state and presses and fixes the connector to the other receiver is releasably screwed.

(Function) When fixing the cable connection body to the bracket, after inserting the cable connection body between the receivers, insert the fixing bolt into one side of the receiver while engaging the locking body. The locking body is held in a state of being engaged with the connecting body by screwing, and the connecting body is pressed and fixed to the other receiver.

(Embodiment) Hereinafter, an embodiment of the present invention will be described based on the drawings. In Fig. 1, 1 is a machine frame, 2 is a large number of heald frames arranged in parallel, and inside the heald frame 3 vertically arranged.
Many are arranged side by side. An eye (eye or mail) 4 through which the warp threads pass is provided at the center of each heddle 3 in the vertical direction.

5 is an actuating device exemplified in a dobby machine, machine frame 1
A large number of setting levers 6, which are attached to the upper part and swing from side to side, are arranged in close proximity to each other. Each setting lever 6 is connected to the left and right sides of the upper part of the heald frame 2 via wires 7, which are illustrated as cables. A pulley 8 guides the wire 7 and is pivotally supported on the upper part of the machine frame 1. Reference numeral 9 denotes a pair of left and right tension devices, which are disposed below the heald frames 2 and pull each heald frame 2 downward via wires 10.

The wire 7 is connected to the setting lever 6 in the following manner.

That is, in FIGS. 2 to 7, reference numeral 11 denotes a bracket connected to each setting lever 6;
It is made of sheet metal and has a pair of left and right side plates 12, and each side plate 12 has a square attachment part 13 on the base side and a rectangular support part 14 on the tip side.

Between the attachment parts 13 of the side plates 12, three metal receivers 15 are arranged in the vertical direction (direction perpendicular to the facing direction of the side plates 12) along the longitudinal direction of the side plates 12. The receiver 15 is disposed closer to the base of the attachment part 13, and the receiver 15 on the vertically central side is disposed closer to the tip of the attachment part 13.

As shown in FIG. 8, the receiver 15 includes a rectangular parallelepiped-shaped main body 16, a pair of protrusions 17 that project forward and backward from each end of the main body 16, and a longitudinal center of the main body 16. It consists of a bulging part 18 that bulges out in a curved shape forward and backward from the part.

A female screw portion 19 is formed in the longitudinal direction center portion of the main body portion 16 in the vertical direction, and a bulging portion 18 is made to protrude from the longitudinal direction center portion of the main body portion 16 in the front and rearward directions. Since the cross-sectional area of 15 cut horizontally at the center in the longitudinal direction is large,
The diameter of the female screw portion 19 can be increased.

Each protrusion 17 is inserted into the insertion hole 20 of the attachment part 13 of each side plate 12 and is caulked to the attachment part 13.

Also, in the mounting portion 13 of each side plate 12, the receiver 1
The portion corresponding to each bulging portion 18 of 5 is an engaging portion 21 that is curved outward, and the bulging portion 18 of the receiver 15 is engaged with the engaging portion 21. As a result, the longitudinal center portion of the receiver 15 moves up and down, and the entire receiver 15 is prevented from curving up and down.

22 is a metal connecting body, which includes a cylindrical portion 23 on the base side;
A flange 24 on the tip side having a larger diameter than the cylindrical part 23 is integrally formed, and the cylindrical part 23 is fitted onto the end of each wire 7 connected to the bracket 11 and secured by caulking. There is. The connecting body 22 is removably inserted between adjacent receivers 15, and the flange 24 is removably engaged with the support side (left side) end surface of the center receiver 15.

Furthermore, at the base end of the cylindrical portion 23 of the connecting body 22, there is a pair of protrusions that prevent the connecting body 22 from shaking significantly by contacting or coming close to the mounting portions 13 of the side plates 12 of the bracket 11. 25 is integrally formed, but such a protrusion 25 may not be formed in some cases.

Reference numeral 26 denotes a pair of upper and lower locking bodies, which are swingably supported on the mounting portions 13 of both side plates 12 by a support shaft 27, and the locking bodies 26 are disposed between the mounting portions 13 of both side plates 12 and A base 28 pivotally supported by a shaft 27, and a locking portion 29 protruding from the base 28 toward the connecting body 22.
and a bolt insertion part 30 that projects above or below the mounting part 13 from the base part 28.

The locking portion 29 removably engages with the proximal end surface (right side end surface) of the collar portion 24 of the connecting body 22 due to the rocking of the locking body 26, so that the connecting body 22 is separated from between the adjacent receivers 15. Prevent it from falling out. Note that the locking portion 29 may or may not come into contact with the cylindrical portion 23 of the connecting body 22 when engaged with the collar portion 24 .

The bolt insertion part 30 is inserted into the upper or lower receiver 15.
A bolt hole 31 corresponding to the female screw portion 19 of the upper or lower receiver 15 is formed.

32 is a pair of upper and lower fixing bolts, and each locking body 26
The locking portion 29 of each locking body 26 is connected to the flange by being removably inserted into the bolt hole 31 of The connecting body 22 is held in a state where it is engaged with the base end (right side end) of the connecting body 22, and the cylindrical part 23 of the connecting body 22 is pressed and fixed to the center receiving body 15.

Reference numeral 33 denotes a compression coil spring, which is wound around the fixing bolt 32 and is interposed in a resilient manner between the bolt insertion portion 30 of the locking body 26 and the receiving body 15 facing thereto, so as to prevent the locking body 26 from loosening. Prevents sticking.

The support portions 14 of the side plates 12 of the bracket 11 are arranged to sandwich the tips of the setting levers 6, and a bearing body 34 is rotatable by a mounting shaft 35 between the tips of the support portions 14 of the side plates 12. It is prepared at will.

The bearing body 34 consists of a nylon main body 36, a metal cover 37, a lubricant holder 38, and the like.

The main body 36 is formed into a substantially rectangular shape, and substantially the entire body except the left end is non-rotatably but detachably engaged with a correspondingly shaped bearing body holding portion 39 at the tip of the setting lever 6. .

A shaft hole 40 is formed in the center of the main body 36, into which the mounting shaft 35 is rotatably inserted. The transfer shaft 35 is composed of an inner shaft 41 and an outer shaft 42 which are double-layered inside and outside, and both ends of the metal inner shaft 41 are caulked to the support portions 14 of both side plates 12 of the bracket 11 and the outer shaft 42. There is. Axial grooves 45 and 46 are formed in radially symmetrical locations of the shaft holes 43 and 44 of the support portion 14 and the outer shaft 42, respectively. By engaging the strips 47, the support portion 14 of the inner shaft 41 or the outer shaft 42
Relative rotation with respect to the inner shaft 41 is prevented, and abrasion of the inner shaft 41 due to the above-mentioned relative rotation is prevented. In addition, the outer shaft 4
2 is made of metal or ceramics.

An elongated storage recess 48 in which lubricant is stored is formed on the upper surface of the main body 36, and the inner surfaces of both sides in the longitudinal direction of the storage recess 48 are slightly tapered, and storage recesses are provided at the front, rear, and left sides of the storage recess 48. A protruding wall portion 49 is formed to surround the storage recess 48 to prevent the lubricant from scattering to the outside.

Further, a pore 50 is formed from one end of the bottom surface of the storage recess 48 to reach the inner circumferential surface of the shaft hole 40. The diameter of the pore 50 is set to be equal to or smaller than the width of the storage recess 48 .

Incidentally, when the main body 36 is molded, the pores 50 are formed as blind holes, and after the main body 36 is molded, they are formed by a drill as shown in the drawings.

Incidentally, as shown by the imaginary line in FIG. 7, a circumferential groove 51 communicating with the pore 49 may be formed on the outer circumferential surface of the outer shaft 42.

As shown in FIG. 9, the cover 37 includes a gate-shaped cover portion 52 that is inserted into the storage recess 48, and an inverted cover portion that rises from the left end of the cover portion 52 and is located to the left of the setting lever 6. L-shaped rising portion 53, cover portion 52, and rising portion 53
Hose guide tube portions 54 and 55 are formed perpendicularly at vertically opposing portions of the tube.

A lubricant supply hose 56 for supplying lubricant into the cover part 52 is provided in the hose guide cylinder parts 54 and 55.
is removably inserted.

The lubricant holding body 38 is attached to the cover portion 5 of the cover 37.
A sponge, cotton, etc. is used to impregnate lubricant.

According to one embodiment configured as described above, each heald frame 2 is pulled downward by the tensioning device 9, and when any setting lever 6 of the actuating device 5 swings to the left, the bearing body 34, Bracket 1
1. The heald frame 2 corresponding to the setting lever 6 is pulled up via the wire 7, and as a result, the warp threads passing through the stitches 4 of the healds 3 of this heald frame 2 are pulled up and separated from other warp threads. An opening is formed in the
A weft thread is inserted into this opening.

In the above case, there is a space between the inner circumferential surface of the shaft hole 40 of the bearing body 34 and the outer shaft 42 of the mounting shaft 35.
Since the lubricant is supplied from within the storage recess 48 of No. 4, the inner peripheral surface of the shaft hole 40 of the bearing body 34 and the mounting shaft 35
Since the outer shaft 42 of the bearing body 34 can be well lubricated, and the storage recess 48 and the inner circumferential surface of the shaft hole 40 are communicated with each other by the small hole 50, the lubricant flows from the storage recess 48 to the shaft hole 40 of the bearing body 34. inner peripheral surface and mounting shaft 35
As a result, a small amount of lubricant is supplied between the outer shaft 42 of the bearing body 34 and the outer shaft 42 of the mounting shaft 35 for a long period of time.

In addition, since the lubricant holder 38 that soaks lubricant is provided in the storage recess 48, even if the bearing body 34 moves due to the swinging of the setting lever 6, the lubricant will not be absorbed into the storage recess 48. It can be stably stored in the shaft hole 40 of the bearing body 34 and the outer shaft 42 of the mounting shaft 35 for a long period of time.

Furthermore, the lubricant supply hose 5 is connected to the hose guide tube portions 54 and 55 of the cover 37 inserted into the storage recess 48.
6 is inserted and the lubricant supply hose 56 is communicated with the inside of the cover part 52 of the cover 37. Therefore, when the lubricant soaked in the lubricant holder 38 runs out, the lubricant supply hose 56 is connected to the inside of the cover part 52 of the cover 37. The lubricant can be easily supplied to the lubricant holding body 38 via the hose 56.

If the wire 7 is damaged, loosen the fixing bolt 32, remove it from the female screw part 19 of the receiver 15, rotate the locking body 26 as shown by the imaginary line in FIG. Locking part 29 and collar part 2 of connecting body 22
4, the distance between the locking part 29 and the central receiver 15 is made larger than the vertical dimension of the flange 24 of the connecting body 22, and the connecting body 22 is disengaged from the adjacent receptor 15.
Take it out from between.

After that, the connecting body 22 fixed to the new wire 7 is inserted between the adjacent receivers 15, and the connecting body 22 is inserted between the adjacent receivers 15.
The second flange 24 is engaged with the support side (left side) end surface of the receiver 15.

Next, the fixing bolt 32 inserted into the bolt hole 31 of the locking body 26 is screwed to the female screw portion 19 of the receiver 15, and the locking portion 29 of the locking body 26 is connected to the base end surface of the collar portion 24 ( right end surface), and the connecting body 22
The cylindrical portion 23 is pressed and fixed to the center receiving body 15.

As described above, the wire 7 can be easily replaced, and when the wire 7 is replaced, the bracket 11 may also be replaced.

FIG. 10 shows another embodiment of the present invention, in which the hole in the base 28 of the locking body 26 through which the support shaft 27 is inserted is an elongated hole 90 extending in the longitudinal direction of the base 28. At the same time, the base 28 is connected to the corresponding receiver 1.
It is in contact with the end of 5.

In the embodiment, the cover 37 is provided in the storage recess 48 of the bearing body 34, but the lubricant may be directly supplied to the holder 37 in the storage recess 48 without providing the cover.

Further, in the embodiment, the wire 7 is used as the cable, but a rope or the like may also be used.

Further, in the embodiment, the storage recess 48 of the bearing body 34 and the shaft hole 40 are communicated with each other through the small hole 50, but they may be communicated with each other through a long and narrow groove or the like.

(Effects of the Invention) As described in detail above, according to the present invention, when the locking body is engaged with the connecting body of the cable body, the locking body is held in the above state by the fixing bolt, and the connecting body is Since the body was pressed and fixed to one of the receptors,
Unlike conventional cables, there is no risk of early damage to the connection between the brackets and the cables, and the cables can be easily replaced, and there is no need to replace the brackets when replacing the cables. Tomoyoshi. The present invention has the above advantages and is of great practical benefit.

[Brief explanation of drawings]

1 to 9 show an embodiment of the present invention,
Figure 1 is a simplified overall front view, Figure 2 is a front view of main parts, Figure 3 is a plan view of the same, Figure 4 is A-A of Figure 3.
Each figure of FIGS. 5 to 7 is a cross-sectional view taken along line B-B, C-C, and D-D in FIG.
FIG. 8 is a perspective view of the receiver, FIG. 9 is a perspective view of the cover, and FIG. 10 is a front sectional view of main parts showing another embodiment of the present invention. 7... Wire (cord), 11... Bracket,
12...Side plate, 15...Receptor, 22...Connection body,
26...Locking body, 32...Fixing bolt.

Claims (1)

[Claims] 1 A pair of receivers are fixedly installed between the opposite side plates of the bracket and spaced apart in a direction perpendicular to the direction in which the both side plates face each other, and the receivers are inserted into and removably between the two receivers at one end of the cable. A connecting body is fixedly installed on the side plate, and a locking body that is located between both side plates and removably engages with the connecting body to prevent the connecting body from coming off between the two receivers is swingable. A fixing bolt that is pivotally supported and that engages with the locking body to hold the locking body in a state engaged with the connecting body and presses and fixes the connecting body to the other receptor is releasable. A cable connection device characterized by being screwed.