CN209919845U

CN209919845U - Skirtboard dismouting device

Info

Publication number: CN209919845U
Application number: CN201920219760.XU
Authority: CN
Inventors: 余飞; 王明轩; 赵浩杰; 曾立国; 王云飞
Original assignee: CRRC Qingdao Sifang Co Ltd
Current assignee: CRRC Qingdao Sifang Co Ltd
Priority date: 2019-02-21
Filing date: 2019-02-21
Publication date: 2020-01-10
Anticipated expiration: 2029-02-21

Abstract

The utility model provides a skirtboard dismouting device, including reciprocal anchorage's mobile device and lift adjustment device, guiding mechanism fixes the one end of lift adjustment device's roof top surface, it can support and fix to be fixed with the polylith on the guiding mechanism the device that bears of skirtboard, bear the bottom of device with guiding mechanism can overturn fixedly, guiding mechanism can drive wherein at least one bear the device edge the skirtboard direction removes, and the adjustment is adjacent bear the distance between the device, make bear the locating pin on the device loading end with the skirtboard location is fixed. The utility model provides a pair of skirtboard dismouting device can effectively support the skirtboard at skirtboard dismouting in-process, reduces working strength.

Description

Skirtboard dismouting device

Technical Field

The utility model belongs to the technical field of rail vehicle, especially, a dismouting device for automobile body skirtboard.

Background

With the continuous development of the technology of the bullet trains and the high-speed rails, the production specific gravity of the bullet trains and the high-speed rails in the rail vehicles is increased, and the skirt boards are arranged outside the equipment cabins of the bullet trains and the high-speed rails so as to protect all devices in the equipment cabins from being damaged or damaged in the operation process and ensure the integral consistency of the appearance of the vehicles. In the process of motor train unit and high-speed rail application and daily maintenance, the apron board of the equipment compartment is usually required to be disassembled and assembled, at least two persons are required to perform cooperative operation due to the limitation of the size and the weight of the apron board, the apron board is lifted, positioned and fastened, the whole process is labor-consuming, and collision damage is easily caused to parts. In the existing production, no effective dismounting tool is provided to reduce the working strength of work.

SUMMERY OF THE UTILITY MODEL

The utility model discloses main aim at solves above-mentioned problem and not enough, provides one kind and can effectively support the skirtboard at skirtboard dismouting in-process, reduces working strength's dismouting device.

In order to achieve the above object, the utility model provides a skirtboard dismouting device, its technical scheme is:

a skirtboard dismounting device comprises a moving device and a lifting adjusting device which are fixed with each other, an adjusting mechanism is fixed at one end of the top surface of a top plate of the lifting adjusting device, a plurality of bearing devices capable of supporting and fixing the skirtboard are fixed on the adjusting mechanism, the bottom of each bearing device and the adjusting mechanism can be fixed in a turnover mode, the adjusting mechanism can drive at least one of the bearing devices to move along the direction of the skirtboard, the distance between every two adjacent bearing devices is adjusted, and positioning pins on the bearing surfaces of the bearing devices and the skirtboard are fixed in a positioning mode.

Furthermore, the adjusting mechanism comprises a fixed plate fixed with the top plate and an adjusting mechanism, the bottom of the bearing device is fixed in a chute of the fixed plate through a sliding block, the adjusting mechanism is fixed on the top plate and fixed with each sliding block respectively and drives the sliding block to move in the chute, and the distance between each two adjacent bearing devices is adjusted.

Furthermore, the adjusting mechanism is a roller winding device, a winding pulley is fixed on the top plate, and the winding pulley is connected with the bottom of the sliding block through a winding wire.

Furthermore, the bottom of the sliding block is provided with an elastic positioning device which can drive the bearing device to move.

Furthermore, the bearing device is connected with the sliding block through a rotating shaft, and a torsion spring is sleeved on the rotating shaft.

Furthermore, the bearing surface of the bearing device has the same shape as the apron board, and the sliding groove is provided with a Z-direction limiting position for preventing the apron board from falling off.

Furthermore, the apron board dismounting device further comprises a Z-direction supporting device, one end of the Z-direction supporting device is connected with the back face of one of the bearing devices in a sliding mode, the other end of the Z-direction supporting device is fixed with the top plate and can rotate around a fixed point, and the Z-direction supporting device drives the bearing device fixed with the Z-direction supporting device to turn over.

Furthermore, the Z-direction supporting device comprises two sections of connecting rods and a crank handle which are connected with each other, the two sections of connecting rods can rotate around a connecting point, a roller is fixed at the end of one section of connecting rod, the end of the other section of connecting rod is fixed at the corner of the crank handle, one end of the crank handle is fixed with the top plate and can rotate around a fixed point, the roller is embedded into a roller groove at the back of the bearing device, and the bearing device is driven to overturn under the driving of the crank handle.

Furthermore, a through groove is formed in the top plate, one end of the Z-direction supporting device is fixed to the bottom of the top plate, and the other end of the Z-direction supporting device penetrates through the through groove and then is in sliding connection with the back face of the bearing device.

Furthermore, the number of the bearing devices is three, the middle bearing device is fixedly mounted on the top surface of the fixing plate, the back of the middle bearing device is fixed to the Z-direction supporting device, and the bearing devices on the two sides are driven by the adjusting mechanism to adjust the positions of the bearing devices.

To sum up, the utility model provides a pair of skirtboard dismouting device compares with prior art, has following advantage:

1. the apron board is loaded through the movable dismounting device, and when the apron board is dismounted, the roller winding device can be operated to enable the elastic positioning device to drive the loading device to realize the positioning of the positioning structure and the apron board, so that the apron board is prevented from colliding;

2. the top plate and the whole dismounting mechanism are driven to lift through the lifting adjusting device, the apron plate is driven to turn upwards through the Z-direction supporting device, the bottom is separated from the Z-direction limiting position, manual lifting is not needed, and manpower is effectively saved;

3. the apron board and the bearing device are positioned and fixed through the roller winding device, the apron board drives the bearing device to automatically turn over under the action of gravity, and the apron board is protected by the elastic positioning device and the Z-direction limit in the turning process to prevent the apron board from suddenly falling, colliding and damaging;

4, the Z-direction supporting device can drive the apron board to turn over to a vertical position, and the integral Z-direction lifting is realized by the lifting adjusting device, so that the problems of lifting and positioning during installation are solved;

5. after the apron board is preliminarily installed, only workers need to fasten the bolts, so that manpower resources are effectively saved, the working efficiency is improved, and the manpower cost is saved.

Description of the drawings:

FIG. 1: the utility model is a schematic diagram of the whole structure of a skirtboard dismounting device;

FIG. 2: the utility model relates to a front view of the whole structure of a skirtboard dismounting device;

FIG. 3: FIG. 2 is an enlarged view of section I;

FIG. 4: the utility model relates to a side view of the whole structure of a skirtboard dismounting device;

FIG. 5: FIG. 4 is an enlarged view of section II;

FIG. 6: the utility model discloses a skirtboard dismounting device which is used for dismounting the initial state schematic diagram of the skirtboard;

FIG. 7: the utility model discloses a skirtboard dismounting device which is used for dismounting a skirtboard completion state schematic diagram;

FIG. 8: the utility model relates to a skirtboard dismounting device which is provided with a skirtboard initial state schematic diagram;

FIG. 9: the utility model discloses a skirtboard dismounting device which is provided with a skirtboard completion state schematic diagram;

FIG. 10: FIG. 2 is a sectional view taken along line A-A;

the device comprises a moving device 1, a hydraulic driving device 2, a lifting adjusting device 3, a top plate 4, a fixing plate 5, a sliding groove 51, a Z-direction limiting 52, a bearing shaft 53, a bearing device 6, a bearing frame 61, a rubber pad 62, a positioning pin 63, an elastic positioning device 7, a fixing frame 71, an elastic device 72, a sliding block 8, a sliding block body 81, an anti-overturning limiting 82, a rotating shaft 83, a torsion spring 84, a roller winding device 9, a winding pulley 91, a winding pulley handle 92, a winding pulley connecting piece 93, a flexible steel wire 94, a wire pulley 95, a wire pulley connecting piece 96, a Z-direction supporting device 10, an upper connecting rod 11, a roller 12, a lower connecting rod 13, a crank handle 14 and a handle 15.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

A skirtboard dismounting device comprises a moving device 1 and a lifting adjusting device 3 which are fixed with each other, an adjusting mechanism is fixed at one end of the top surface of a top plate 4 of the lifting adjusting device 3, a plurality of bearing devices 6 capable of supporting and fixing skirtboards are fixed on the adjusting mechanism, the bottoms of the bearing devices 6 can be fixed with the adjusting mechanism in a turnover mode, the adjusting mechanism can drive at least one bearing device 6 to move along the length direction of the skirtboard, the distance between every two adjacent bearing devices 6 is adjusted, and positioning pins 63 on the bearing surfaces of the bearing devices 6 are fixed with the skirtboard in a positioning mode.

As shown in fig. 1 to 5, the utility model provides a pair of skirtboard dismouting device includes mobile device 1 of bottom, and mobile device 1's bottom has the wheel, can drive whole dismouting device and remove, and lift adjustment device 3 fixes at mobile device 1's top the utility model discloses in, lift adjustment device 3 adopts and cuts formula crane to adopt hydraulic drive device 2 to drive whole lift adjustment device 3's elevating movement, dismantle the in-process at the installation of skirtboard, need not manual lifting.

The top of the lifting adjusting device 3 is fixed with a top plate 3, and a main structure for realizing the disassembly and assembly of the apron plate is fixed on the top plate 3. The main part includes guiding mechanism and polylith load-bearing device 6, load-bearing device 6 is used for the dismouting in-process to support the skirtboard fixed the utility model discloses in, load-bearing device 6 is 3, the bottom can overturn fixedly with guiding mechanism, as shown in figure 1, figure 4, load-bearing device 6's loading end (during the use, towards the one side of skirtboard, the back is with) has the shape similar with the skirtboard, so that effectively support and fix the skirtboard outside, as shown in figure 4, load-bearing device is including bearing frame 61, be fixed with rubber pad 62 on bearing frame 61's the loading end, prevent that skirtboard outward appearance face from colliding with, the fish tail, bearing frame 61's bottom, be formed with the supporting seat of skirtboard bottom, prevent that the skirtboard from droing on load-. The adjusting mechanism comprises a fixing plate 5 and an adjusting mechanism, the fixing plate 5 is fixed at one end of the top surface of the top plate 4, as shown in fig. 5, the fixing plate 5 is a C-shaped groove, the groove bottom is a plane and is fixedly installed with the top plate 4, a plurality of sliding grooves 51 are simultaneously arranged on the groove bottom, and the bottom of each cutting device 6 is fixed in the sliding groove 51 through a sliding block 8 and can move along the sliding groove 51. The utility model provides an in the embodiment, bear device 6 and be three, wherein, the direct fixed mounting of central point position of middle one and fixed plate 5, can not remove about, two bear device 6 and pass through slider 8 and spout 51 fixedly, slider 8 is connected with guiding mechanism, thereby two removal of bearing device 6 about realizing by guiding mechanism drive slider 8, the adjustment bears the distance of device 6 with the middle piece.

As shown in fig. 4 and 5, the bottom plate of the slider 8 is embedded into the C-shaped groove of the fixed plate 5, the bottom of the slider 8 is limited by the C-shaped groove, the slider 8 is prevented from falling off from the fixed plate 5, the bottom of the bearing frame 61 is fixed with the top of the slider body 81 of the slider 8 through the rotating shaft 83, the bearing frame 61 can rotate around the rotating shaft 83, the anti-overturn limiting portion 82 is arranged on the inner side (facing the skirt board) of the slider 8, the bearing frame 61 is prevented from being overturned upwards (facing the skirt board direction of the vehicle body and the installation direction) excessively, and the bearing surface and the skirt board of the bearing device 6 are prevented from colliding with. The Z-direction limiting 52 is arranged on the ledge outside the C-shaped groove (the side back to the apron board) of the fixed plate 5, so that the bearing plate 61 can be limited from being overturned outwards (the direction back to the apron board of the vehicle body and the disassembly direction) excessively, and the back surface of the bearing plate 61 and the top plate 4 are prevented from being impacted and collided with each other. The spring 84 is sleeved on the rotating shaft 83, as shown in fig. 3, a torsion spring 84 is respectively sleeved on the left side and the right side of the fixing position of the bearing body 61 and the rotating shaft 83, when the bearing device 6 drives the apron board to turn downwards, the torsion spring 84 is compressed, so that the torsion spring 84 exerts elastic reaction force on the bearing device 6, and the turning of the bearing device 6 is buffered.

The utility model discloses in, an adjustment mechanism for adjusting bear device 6 distance each other adopts gyro wheel winding device, as shown in fig. 1, gyro wheel winding device 9's wire winding pulley 91 is two, fix on roof 4, can slide in spout 51 and lead to flexible steel wire 94 between slider 8 and the wire winding pulley 81 that bears the device bottom and be connected, around moving wire winding pulley handle 92, it is rotatory to drive the wire winding pulley, flexible steel wire 94 returns and contracts to drive slip 8, and then drive corresponding bear device 6 and remove. The utility model discloses in, be provided with 3 altogether and bear device 6, wherein the device 6 that bears of the left and right sides can remove about the drive of the inherent flexible steel wire 94 of spout 8, and the adjustment bears the interval of device 6 with the middle piece, and consequently wire winding pulley 2 is two, and parallel and leave the fixing of certain interval on roof 4, the removal that bears device 6 of the corresponding side of control nearby respectively. As shown in fig. 3, a wire pulley 95 is provided between the fixed plate 5 and the top plate 4 at the carrier 6 where the intermediate block is not movable, and two similar wire pulleys 95 are provided on the same lateral line as the winding pulley 2 on the same side. Taking one side as an example, the bottom of the wire pulley 95 is fixed to the top plate 4, and the top is fixedly mounted to the fixing plate 5 through a wire pulley connector 96. As shown in fig. 1 and 2, two ends of the fixing plate 5 are respectively provided with an elastic positioning device 7, which includes an elastic device fixing frame 71 and an elastic device 72, similarly, the elastic positioning device 7 on one side is taken as an example, the elastic device fixing frame 71 is fixed at the bottom of the fixing plate 5, one end of the elastic device 72 is fixed with the elastic device fixing frame 71, the other end of the elastic device 72 is fixed with the slide block 8, and can be elastically deformed under the driving of the roller winding device 9, and after the acting force of the roller winding device 9 disappears, the bearing device 6 returns to the initial position under the action of the elastic restoring force of the elastic device 72. The resilient means 72 may be any component that may be present in the art or in the future, such as a spring, resilient rubber, etc., without limitation or requirement.

For promoting to bear the device and overturn to automobile body skirtboard direction, the utility model provides a dismouting device still includes Z to supporting mechanism 10, and Z is to supporting mechanism 10 one end and the back sliding connection who bears device 6, and the other end is fixed with roof 4, supports in the back that bears device 6, and during the installation skirtboard, the promotion bears device 6 and supports the skirtboard of placing and overturn to automobile body direction to the installation of carrying out skirtboard and automobile body equipment cabin is fixed. As shown in fig. 1, 8, and 9, the Z-direction supporting device includes two sections of connecting rods and a crank handle 14 connected to each other, the two sections of connecting rods are an upper connecting rod 11 connected to the carrying device 6 in a sliding manner and a lower connecting rod 13 connected to the crank handle 14, respectively, wherein a roller 12 is fixed at an end of the upper connecting rod 11 and is embedded in a roller groove at the back of the carrying device 6, so that the end of the upper connecting rod 11 is connected to the back of the carrying device 6 in a sliding manner, and the upper connecting rod 11 drives the roller 12 to slide downward in the roller groove of the carrying device 6 to push the carrying device 6 to turn upward (toward the vehicle body). The other end of the upper connecting rod 11 is fixed with one end of the lower connecting rod 14, the two connecting rods can rotate around the fixed point, the other end of the lower connecting rod 13 is fixed with the crank handle 14, the crank handle 14 is fixed with the top plate 4 at the same time, and the handle 15 on the crank handle 14 is pulled to drive the two connecting rods to move, so that the bearing device 6 is pushed to turn. The utility model discloses in, crank handle 14 is L type structure, and the tip and the roof 4 of one side arm are fixed, and the tip of the other side arm is fixed with the handle 15 of being convenient for to push and pull, and the turning outer end of the junction of both sides arm is fixed with lower connecting rod 13. For avoiding interfering or influencing the downward upset of carrying device 6 with wire winding pulley 91 the utility model discloses in, crank handle 14 is fixed in the bottom of roof 4, on roof 4, and the projection department at roof 4 of carrying device 6 of midblock is opened has logical groove, goes up connecting rod 11 and part lower connecting rod 13 and stretches out the back from leading to groove, and gyro wheel 12 is embedded into the gyro wheel inslot. The length of the through groove is not limited, and the overturning of the bearing device 6 is not influenced. The through groove can limit the moving range of the two sections of connecting rods, the connecting rods are prevented from shaking, and Z-direction limiting is realized. As shown in fig. 1 and 10, at the end of the through slot, there is also provided an accommodating cavity for the roller 12, and the roller 12 can be placed in the accommodating cavity under normal conditions or when the apron is disassembled without using a Z-direction supporting device.

The utility model provides an in the embodiment, bear device 3 and be three, the middle part bears device 6 and fixed plate 5 fixed immovably, bear device 3 of both sides and bear device 6 removal to the middle part under adjustment mechanism's drive, consequently, wire winding pulley 91, wire pulley 95, elastic positioning device 7 are two, are connected with the device 6 that bears that corresponds the side respectively, drive the removal that bears device 6, and the adjustment bears the position of device 6 on fixed plate 5 and is adjacent the mutual distance between the device 6 that bears promptly. In practical application, the number of the required bearing devices 6, winding pulleys, wire pulleys 95 and elastic positioning devices 7 can be determined according to the volume of the apron board, the length of the fixing plate 5 and the width of the bearing plate 6, and one winding pulley 91, one wire pulley 95 and one elastic positioning device form a group of adjusting mechanisms for controlling the movement of one bearing device 6. Considering that the device can be suitable for skirts of different sizes of different vehicle types, at least one bearing device 6 of the plurality of bearing devices 6 arranged on the fixed plate 5 can be controlled by the adjusting mechanism to move, and the distance between the adjacent bearing devices 6 is adjusted.

When the apron board is disassembled, the moving device 1 is pushed to drive the whole device to move to the front of the apron board of the disassembled fastening screw of the vehicle body, the hydraulic driving mechanism 2 is operated to drive the lifting adjusting device 3 to lift the top plate 4 and the non-previous disassembling and assembling mechanism, when the load bearing device 6 is in the initial state, as shown in fig. 6, the winding pulley 91 is wound, so that the flexible steel wire 94 drives the sliding block 8 and the load bearing device 6 to move towards the middle block load bearing device 6, when the support seat at the lower part of the carrier 61 is in contact with the lower edge of the skirt panel but is not under force, the winding pulley handle 92 is operated, so that the flexible steel wire 94 is redirected by the winding pulley 95 to pull the slide block 8 and the carrier 6 towards the middle, meanwhile, the elastic positioning device 7 is pulled to generate elastic deformation, and it should be noted that the initial distance between the sliding blocks 8 at the two ends, the bearing device 6 and the middle bearing device 6 is greater than the maximum distance between the apron plate bolt holes of the vehicle body in the original contraction state of the elastic positioning device 7. Under the drive of the roller winding device 9, the sliding blocks 8 and the bearing devices 6 on the two sides respectively move towards the middle until the positioning pins 63 enter the screw holes of the apron board, and then the longitudinal positioning is finished. The hydraulic driving mechanism 2 is operated to enable the supporting seat at the lower part of the bearing frame 61 to upwards support the lower edge of the apron plate, so that the apron plate is smoothly separated from the positioning clamping groove, the longitudinal and transverse positioning of the whole dismounting device is completed, and in the whole positioning process, only the hydraulic driving mechanism 2 needs to be operated without manual support and lifting. At this moment, the apron board is completely supported and fixed by the bearing device 6, the apron board presses the bearing device 6 to turn backwards and downwards around the rotating shaft 83 under the action of self weight, the apron board and the bearing device 6 are wholly protected by elastic energy storage of the torsion spring 84 in the falling process, the apron board is matched with the Z-direction limiting 82 to prevent the apron board from being collided and damaged, and the state of the apron board after being completely disassembled is shown in fig. 7.

After dismantling the completion, can artifically promote this device and realize the skirtboard transportation, for sparingly transporting the space, fixed plate 5 can be rotatory around the fixed point with roof 4, and fixed plate 5 is fixed with roof 4 through bearing axle 53 if, and fixed plate 5 can be rotatory around bearing axle 53, and at this moment, wire pulley 95 passes through connecting piece 96 and fixed plate 5 to be fixed, nevertheless need not to be fixed with roof 4 to leave the turning clearance. When rotating, the fixing plate 5 drives the whole structure on the upper part to rotate around the bearing shaft 53, and when rotating, the winding pulley 91 is required to be adjusted to change the length of the left and right windings, so that the upper and lower edges of the apron board are parallel to the running part, and the small space is convenient to be too narrow.

When the skirtboard is installed, the moving device moves to a working position, the elastic positioning device 7 is combined with the self-resetting function, the skirtboard is positioned in the length direction of the skirtboard by the aid of the roller winding device 9, the positioning pin 63 enters a bolt hole of the skirtboard, the handle 15 is pulled, the Z-direction supporting machine 10 acts, the roller 12 obliquely acts on the bearing device 6 of the middle block, the skirtboard is rotated to a vertical position, other bearing devices 6 can also reset to an initial vertical position under the elastic potential energy of the torsion spring 84, and at the moment, the bearing frame 61 is positioned in the Z direction by means of the Z-direction limiting 52. The hydraulic driving device 2 is operated to realize the integral Z-direction lifting, so that the apron board is combined with a car body clamping groove, and the problems of lifting and positioning during installation are solved. The initial state of the skirt installation is shown in fig. 8, and the final state of the skirt installation is shown in fig. 9. After the apron board is installed in place, the apron board and the vehicle body are fastened, installed and fixed by manually installing fastening bolts.

Similar solutions can be derived as described above in connection with the given solution content. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a skirtboard dismouting device, includes the mobile device and the lift adjusting device of reciprocal anchorage, its characterized in that: the adjusting mechanism is fixed at one end of the top surface of the top plate of the lifting adjusting device, a plurality of bearing devices capable of supporting and fixing the apron plate are fixed on the adjusting mechanism, the bottom of each bearing device can be fixed with the adjusting mechanism in a turnover mode, the adjusting mechanism can drive at least one bearing device to move along the length direction of the apron plate, the distance between every two adjacent bearing devices is adjusted, and the positioning pins on the bearing surfaces of the bearing devices are fixed with the apron plate in a positioning mode.

2. A skirt board attaching and detaching device according to claim 1, wherein: the adjusting mechanism comprises a fixed plate and an adjusting mechanism, the fixed plate and the adjusting mechanism are fixed with the top plate, the bottoms of the bearing devices are fixed in a sliding groove of the fixed plate through sliding blocks, the adjusting mechanism is fixed on the top plate and is respectively fixed with the sliding blocks and drives the sliding blocks to move in the sliding groove, and the distance between every two adjacent bearing devices is adjusted.

3. A skirt board attaching and detaching device according to claim 2, wherein: the adjusting mechanism is a roller winding device, a winding pulley is fixed on the top plate, and the winding pulley is connected with the bottom of the sliding block through a winding wire.

4. A skirt board attaching and detaching device according to claim 3, wherein: and an elastic positioning device capable of driving the bearing device to move is arranged at the bottom of the sliding block.

5. A skirt board attaching and detaching device according to claim 2, wherein: the bearing device is connected with the sliding block through a rotating shaft, and a torsion spring is sleeved on the rotating shaft.

6. A skirt board attaching and detaching device according to claim 2, wherein: the bearing surface of the bearing device has the same shape as the apron board, and the sliding groove is provided with a Z-direction limiting position for preventing the apron board from falling off.

7. A skirt board attaching and detaching device according to any one of claims 2 to 6, wherein: the apron board dismounting device further comprises a Z-direction supporting device, one end of the Z-direction supporting device is connected with the back face of one of the bearing devices in a sliding mode, the other end of the Z-direction supporting device is fixed with the top plate and can rotate around a fixed point, and the Z-direction supporting device drives the bearing device fixed with the Z-direction supporting device to overturn.

8. A skirt board attaching and detaching device according to claim 7, wherein: the Z-direction supporting device comprises two sections of connecting rods and a crank handle which are connected with each other, the two sections of connecting rods can rotate around a connecting point, rollers are fixed at the end part of one section of connecting rod, the end part of the other section of connecting rod is fixed at the corner of the crank handle, one end of the crank handle is fixed with the top plate and can rotate around a fixed point, the rollers are embedded into roller grooves in the back of the bearing device, and the bearing device is driven to overturn under the driving of the crank handle.

9. A skirt board attaching and detaching device according to claim 7, wherein: the top plate is provided with a through groove, one end of the Z-direction supporting device is fixed at the bottom of the top plate, and the other end of the Z-direction supporting device penetrates through the through groove and then is in sliding connection with the back face of the bearing device.

10. A skirt board attaching and detaching device according to claim 7, wherein: the bearing device is three, the middle bearing device is fixedly installed on the top surface of the fixed plate, the back of the middle bearing device is fixed on the Z-direction supporting device, and the bearing devices on the two sides are driven by the adjusting mechanism to adjust the position of the bearing device.