JPH086537Y2 - Dryer - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drier suitable for drying an adhesive or the like applied to the peripheral surface of a material to be dried, which has a cylindrical shape, such as a pressure-resistant insulating tube in a lightning protection horn. is there.

[0002]

2. Description of the Related Art Generally, when assembling a lightning protection horn, an adhesive is applied to the outer peripheral surface of a pressure resistant insulating cylinder and the adhesive is once dried. Then, after that, the rubber insulating outer jacket was adhered and fixed to the outer peripheral surface of the pressure resistant insulating cylinder in a state where the pressure resistant insulating cylinder was heated to develop the adhesive ability of the adhesive.

Conventionally, when the adhesive or the like applied to the peripheral surface of the object to be dried having this type of cylindrical shape is dried, the object to be dried is manually carried into the dryer, and a predetermined amount is set in the dryer. It was done by heating for hours.

[0004]

Therefore, in this conventional dryer, loading and unloading of the material to be dried is troublesome and troublesome, and it is difficult to uniformly dry the material to be dried over the entire peripheral surface. There was a problem that was.

The present invention has been made by paying attention to the problems existing in such a conventional technique, and the purpose thereof is to easily carry in and out the material to be dried. , While improving work efficiency,
An object of the present invention is to provide a dryer capable of uniformly drying an object to be dried over the entire peripheral surface.

[0006]

In order to achieve the above object, in the dryer of the present invention, there is provided a transport path laid substantially horizontally, and a plurality of pallets movably supported on the transport path. A rotary table that is rotatably supported on each pallet about an axis that is substantially vertical, and that mounts an object to be dried on its upper surface; and a moving device that moves the pallet in one direction along a transport path, A drying device, which is provided in the middle of the transport path and has a heater body facing the object to be dried on the rotary table, and a vertically movable unit under the drying device, which is operatively connected to the rotary table in a raised state. , A rotating device for rotating the rotary table.

[0007]

In the dryer configured as described above, the object to be dried is placed on the rotary table of each pallet,
When the moving device moves the pallet along the transport path, the objects to be dried on the rotary table are sequentially carried into the drying device. Then, in the drying device, the object to be dried is opposed to the heater body, and the peripheral surface of the object to be dried is dried.
At this time, the rotating device is raised from the lower part of the drying device and is operatively connected to the rotating table, and the object to be dried is rotated by the rotating device through the rotating table.

After the material to be dried has been dried for a predetermined time, the rotating device is lowered and separated from the rotating table.
In this state, the pallet is moved by the moving device along the transport path, and the material to be dried on the rotary table is carried out from the inside of the drying device. Therefore, the material to be dried can be easily carried in and out, work efficiency can be improved, and the material to be dried can be uniformly dried over the entire peripheral surface.

[0009]

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

As shown in FIGS. 1 and 2, a conveyance path 1 having a substantially rectangular frame shape is laid substantially horizontally on a frame 2,
A pair of support plates 3 each having an L-shaped cross section are arranged on both bottoms thereof at predetermined intervals. A plurality of pallets 4 each having a rectangular shape in a plane are movably supported on the transport path 1 and are arranged in contact with each other, leaving one or two spaces over the entire circumference of the transport path 1. .

As shown in FIGS. 1 to 5, the shaft support cylinder 5 is provided so as to penetrate through each of the pallets 4, and a rotary shaft 6 is rotatably inserted and supported in the center of the pallet 4 so as to be rotatable around a substantially vertical axis. . The support plate 7 is fixed to the upper end of the rotary shaft 6 and is supported on the flange portion of the shaft support cylinder 5 via a plurality of balls 8. The rotary table 9 is fixed on the support plate 7, and a cylindrical object W to be dried is detachably mounted on the upper surface thereof, like a pressure-resistant insulating cylinder of a lightning protection horn. The driven disk 10 is fixed to the lower end of the rotary shaft 6, and a pair of arc-shaped elongated holes 11 are formed in the bottom of the driven disk 10.

As shown in FIGS. 1 to 3, a plurality of moving devices 12 are arranged on the frame 2 corresponding to the four corners of the conveying path 1. That is, in each mobile device 12,
The movable body 13 having a substantially L-shaped side surface is used for the pallet 4 on the transport path 1.
It is arranged between the support plates 3 of the conveyance path 1 so as to be movable in the extension direction of the conveyance path 1. The moving cylinder 14 is supported by the frame 2, and the moving body 13 is fixed to the tip of a rod 15 of the moving cylinder 14.

When the moving body 13 is moved by the pulling operation of the cylinder 14, the pallet 4 is moved in one direction along the conveying path 1 by the engagement with the moving body 13, and the moving devices 12 at the four corners are moved. By being sequentially operated, the plurality of pallets 4 are circularly moved along the transport path 1 in the clockwise direction of FIG.

As shown in FIGS. 1, 2, 6, and 7,
The drying device 16 is arranged at an intermediate portion of the transport path 1 in the longitudinal direction, and the articles W to be dried are sequentially carried into and out of the drying device 16 at two positions of the transport path 1 as the pallet 4 revolves. That is, the drying device 16 is the device cover 1
7, a pair of guide rods 18 are arranged on the inner top of the device cover 17 so as to extend in a direction orthogonal to the transport path 1. Each pair of screw rods 19 are rotatably supported by the device cover 17 so as to extend in parallel below the guide rods 18, and an operation handle 20 is attached to their outer ends.

Each pair of supports 21 is used for the device cover 17
A female screw that is movably supported by each guide rod 18 so as to face the pair of articles W to be dried that has been conveyed from both sides of the transport path 1, and a part thereof is screwed into a screw rod 19. A body 22 is provided. The heater body 23 is disposed on the facing inner surface of each support body 21 and is composed of a plurality of surface heaters 24. The axial fan 25 is disposed above the device cover 17, and the axial fan 25 discharges gas and the like generated in the device cover 17 to the outside.

Then, by rotating the screw rod 19 with the operation handle 20, each pair of support members 21 is moved in the direction toward or away from the guide rod 18, and the outer peripheral surface of the article W to be dried. It is possible to adjust the distance from the heater body 23 to the heater body 23, and by energizing the heater body 23 in this state, the pair of articles W to be dried are heated on both the front and rear sides of the transport path 1 to the outer periphery thereof. The applied adhesive or the like can be dried at the same time.

In this embodiment, each heater body 2 is
Among the plurality of surface heaters 24 in FIG. 3, the two surface heaters 24 arranged in the upper portion emit low-temperature radiant heat, the three surface heaters 24 in the intermediate portion emit intermediate temperature, and the three surface heaters 24 in the lower portion emit high-temperature radiant heat. It is set so as to be generated, and the material to be dried W is heated substantially uniformly over the entire length in the vertical direction.

As shown in FIGS. 1 and 4 to 6, the rotating device 26 is disposed below the drying device 16, and the rotating device 26 rotates the object W to be dried at a low speed. That is, the mounting plate 27 is fixed to the frame 2 by hanging it, and an elevating plate 28 is supported on the upper part of the mounting plate 27 so as to be able to ascend and descend via a pair of guide rods 29. The lifting cylinder 30 is attached to a mounting plate 27, and the tip of a rod 31 thereof is fixed to the lifting plate 28.

The pair of geared motors 32 are connected to the lifting plate 28.
Are attached to the lower surfaces of the rotating shafts 33, and the rotating shafts 33 project from the upper surfaces thereof. The drive disks 34 are fixed on the rotating shafts 33, respectively, and face the driven disks 10 below the pair of pallets 4 in the drying position from below. Connecting pin 3
5 is supported by each drive disk 34 through a support cylinder 36 so as to be vertically movable so as to engage with the elongated hole 11 of the driven disk 10.
It is urged to move upward by the spring 37.

When the drive disk 34 is rotated at a low speed by both geared motors 32 and the lift plate 28 is lifted by the projecting operation of the lift cylinder 30, both drive disks 34 become a pair of driven disks 10. When approaching from below, the discs 10 and 34 are operatively connected by the engagement of the connecting pin 35 and the long hole 11, and in this state, the rotary table 9 on each pallet 4 is rotated by the geared motor 32 to be dried. Thing W
Is slowly rotated in one direction, and the material W to be dried is uniformly dried over the entire outer peripheral surface.

In this embodiment, as apparent from FIGS. 4 and 5, the outer diameter of the connecting pin 35 on the drive disk 34 is larger than the width of the elongated hole 11 on the driven disk 10. Even if the pallet 4 which is set to be sufficiently small and is placed in the drying position has some displacement, the connecting pin 35
Is easily engaged with the long hole 11.

Next, the operation of the dryer configured as described above will be described. Now, in this dryer, as shown in FIG.
At the corners P on both sides of the conveyance path 1 shown in FIG.
When the pallet 4 is moved in the clockwise direction in FIG. 1 by the moving device 12 in the clockwise direction in FIG. 1, the material W to be dried on the rotary table 9 is covered with the device cover 17 of the drying device 16 at two points on the carrying route 1. It is carried in sequentially. In the device cover 17, the pair of objects to be dried W are opposed to the pair of heaters 23, and the adhesive or the like applied to the outer peripheral surface of each object to be dried W is simultaneously dried.

At this time, below the drying device 16,
Both drive disks 34 of the rotating device 26 are lifted by the lifting cylinder 30 to be operatively connected to the driven disks 10 below the pallets 4 in the drying position, and the rotation of the geared motor 32 causes the disks 34 to rotate. , 10 rotates the object to be dried W on the turntable 9 at a low speed. Therefore, the material to be dried W can be uniformly dried over the entire peripheral surface.

After the material to be dried W has been dried for a predetermined time, the drive disk 34 of the rotating device 26 is lowered and separated from the driven disk 10, and in this state, the pallet 4 is moved by the moving device 12 to the transport path 1. Moved along the turntable 9
The material W to be dried is carried out from the inside of the device cover 17 of the drying device 16. After that, when the dried material W that has been dried is conveyed to both side corners P of the conveyance path 1, the dried material W and the undried material W are dried on the rotary table 9.
You can replace and replace the and. Therefore, the article W to be dried can be easily carried in and out of the drying device 16, and the work efficiency can be improved.

The present invention is not limited to the configuration of the above embodiment, and may be embodied with the following modifications without departing from the spirit of the present invention. (1) As the moving device 12, a moving chain that is rotationally driven by a motor is provided, and the engaging claws protruding from the outer periphery of the moving chain engage the pallet 4 to cause the pallet 4 to move.
Is configured to be moved along the transport path 1. (2) A hot air blower is provided as the heater body 23 of the drying device 16, and the hot air blower blows the conveyance path 1 to the article W to be dried.
Hot air is blown from both sides to heat and dry the article to be dried W. (3) A pawl clutch which can be contacted and separated from each other is provided between the driving disc 34 and the driven disc 10 of the rotating device 26, and the discs 34 and 10 are operatively connected by engagement of the pawl clutch. To configure. (4) The present invention is embodied in drying a cylindrical or columnar material W to be dried, which is different from the pressure resistant insulating cylinder of the above-described embodiment, and the adhesive or paint applied to the material W to be dried is applied. Be configured to dry. (5) The heater body 23 is arranged so as to face the article W to be dried only from one side. In this case, the rotation speed of the material to be dried W may be increased.

[0026]

EFFECTS OF THE INVENTION Since the present invention is constructed as described above, it is possible to easily carry in and out the material to be dried, improve the working efficiency, and to surround the material to be dried. It has an excellent effect that it can be dried uniformly over the entire surface.

[Brief description of drawings]

FIG. 1 is a partially cutaway front view showing an embodiment of a drier embodying the present invention.

FIG. 2 is a partially cutaway plan view of the dryer.

3 is a partially enlarged cross-sectional view taken along the line AA of FIG.

FIG. 4 is a partially cutaway front view showing a part of FIG. 1 in an enlarged manner.

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

6 is a partially enlarged cross-sectional view taken along the line CC of FIG.

7 is a partial cross-sectional view taken along the line DD of FIG.

[Explanation of symbols]

1 ... Transport path, 4 ... Pallet, 9 ... Rotating table, 10 ...
Driven disk, 11 ... Long hole, 12 ... Moving device, 13 ... Moving body, 14 ... Moving cylinder, 16 ... Drying device, 21 ... Supporting body, 23 ... Heater body, 26 ... Rotating device, 30 ... Lifting cylinder , 32 ... Geared motor, 34 ... Drive disk, 35
... Connecting pin, W ... Dried object.

Claims (1)

[Scope of utility model registration request] 1. A transport path laid substantially horizontally, a plurality of pallets movably supported on the transport path, rotatably supported on each pallet about an axis substantially vertical, and an upper surface of the pallet. A rotary table on which a dried product is placed, a moving device for moving the pallet in one direction along a transport path, and a heater which is disposed in the middle of the transport path and faces the dried object on the rotary table. A dryer, comprising: a dryer having a body; and a rotating device that is arranged in a lower part of the dryer so as to be able to move up and down, and is operatively connected to a rotary table in a raised state to rotate the rotary table.