CN214736902U

CN214736902U - Dustproof odor-removing clothing manufacturing device

Info

Publication number: CN214736902U
Application number: CN202120317652.3U
Authority: CN
Inventors: 赵平
Original assignee: Zhejiang Xuanri Technology Co ltd
Current assignee: Zhejiang Xuanri Technology Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-11-16
Anticipated expiration: 2031-02-04

Abstract

The utility model belongs to the technical field of the clothing manufacture equipment, especially, for a remove flavor clothing manufacturing installation with preventing dust, produce piece and smell and can't carry out effectual processing to current clothing manufacturing installation when using, can influence the problem of operating personnel's normal operation, the scheme is put forward now, and it includes the framework, the spout has all been seted up on the both sides inner wall of framework, and slidable mounting has same lifter plate in two spouts, the top side fixed mounting of lifter plate has the bottom of hydraulic stem, the top fixed mounting of hydraulic stem is on the top inner wall of framework, the bottom side fixed mounting of lifter plate has first board top and second board top. The utility model relates to a rationally, through mutually supporting between components such as clamp plate, third board, incomplete gear, extraction fan leaf, exhaust fan leaf and rack, can carry out automatic transport to the cloth, can extract and filter easy operation, convenient to use to sweeps and smell simultaneously.

Description

Dustproof odor-removing clothing manufacturing device

Technical Field

The utility model relates to a clothing manufacture equipment technical field especially relates to a dustproof flavor clothing manufacturing installation that removes.

Background

The tailoring device for clothing manufacture is a tailoring device for carrying out specified requirements on the cloth in the clothing manufacturing process, and is mainly used for cutting the cloth for clothing manufacture so as to enable the cloth to meet the requirements of clothing manufacture.

However, the existing clothes manufacturing device cannot effectively treat the scraps and the odor generated during the use and can influence the normal operation of operators, so that a clothes manufacturing device with dust prevention and odor removal functions is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the prior art and providing a dustproof odor-removing clothing manufacturing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dustproof and odor-removing clothing manufacturing device comprises a frame body, wherein sliding grooves are formed in the inner walls of two sides of the frame body, the same lifting plate is arranged in the two sliding grooves in a sliding mode, the top side of the lifting plate is fixedly provided with the bottom end of a hydraulic rod, the top end of the hydraulic rod is fixedly arranged on the inner wall of the top of the frame body, the bottom side of the lifting plate is fixedly provided with the top end of a first plate and the top end of a second plate, the bottom end of the first plate is fixedly provided with a mounting seat, a bolt is arranged on the mounting seat, the first plate is fixedly provided with a first hollow plate, one side of the first hollow plate is connected with one end of a flexible pipe, the outer side of the second plate is slidably connected with a second hollow plate, the bottom of the second hollow plate is fixedly provided with a pressing plate, a box body is fixedly arranged on the inner wall of the bottom of the frame body, an operation port is formed in the top of the box body, and a motor is fixedly arranged on the inner wall of one side of the bottom of the box body, the inner wall of the top of the box body and the inner wall of the bottom are fixedly provided with the same strip-shaped plate, the strip-shaped plate is rotatably provided with one end of a first shaft, the other end of the first shaft is fixedly connected with an output shaft of a motor, the outer side of the first shaft is fixedly sleeved with a first belt pulley and a first helical gear from left to right in sequence, the inner wall of the bottom of the box body is rotatably provided with the bottom end of a second shaft, the top of the box body is provided with a rectangular opening, the inner walls of two sides of the rectangular opening are fixedly provided with the same transverse plate, the top end of the second shaft extends to the upper part of the transverse plate and is fixedly sleeved with a first conical wheel, the inner walls of the front side and the rear side of the rectangular opening are rotatably provided with two rotating pins, the outer sides of the two rotating pins are fixedly sleeved with a third belt pulley and an incomplete gear, the two third belt pulleys are in transmission connection, the outer side of the rotating pin close to the second shaft is fixedly sleeved with a second conical wheel, the first cone pulley is meshed with the second cone pulley, a third plate is arranged in the rectangular opening, an anti-skid plate is arranged on the top side of the third plate, a rack is fixedly mounted on the bottom side of the third plate, two incomplete gears are meshed with the rack, a second helical gear is fixedly sleeved on the outer side of the second shaft, the first helical gear is meshed with the second helical gear, a third shaft is rotatably mounted on the strip plate, one end of the third shaft extends to one side of the strip plate and is fixedly sleeved with a fan exhaust blade, a third cone pulley is fixedly sleeved on the other end of the third shaft, one end of a fourth shaft is rotatably mounted on the inner wall of the front side of the box body, a second belt pulley is fixedly sleeved on the outer side of the fourth shaft, the first belt pulley and the second belt pulley are in transmission connection with the same first belt, a circular opening is formed in the rear side of the box body, and the other end of the fourth shaft extends to the circular opening and is fixedly sleeved with a fan exhaust blade, and the fixed cover in the outside of fourth shaft is equipped with the fourth cone pulley, the third cone pulley meshes with the fourth cone pulley mutually, fixed mounting has the one end of fixed pipe on the rear side inner wall of box, and fixed pipe is linked together with circular mouthful, the other end of fixed pipe is linked together with the other end of flexible pipe, top one side of box is provided with the compression roller, the air exit has been seted up to one side of box, and is provided with the filter plate in the air exit, slidable mounting has the containing box on the bottom one side inner wall of framework, and the both sides of containing box respectively with the opposite side of box and one side inner wall sliding connection of framework.

Preferably, the top ends of the tension springs are fixedly mounted at two ends of the bottom side of the third plate, the bottom ends of the two tension springs are fixedly mounted at the top side of the transverse plate, and the third plate can be pulled by the tension springs to keep the rack and the incomplete gear in a meshed or contact state.

Preferably, the top of a hollow cylinder is fixedly mounted at both ends of the bottom side of the first hollow plate, a dust hood is fixedly mounted at the bottom ends of the two hollow cylinders, the top end of the hollow cylinder is communicated with the first hollow plate, and the collection of the sweeps is facilitated through the dust hood.

Preferably, a vertical plate is fixedly installed at one end of the bottom side of the third plate, one end of a spring is fixedly installed at one side of the vertical plate, the other end of the spring is fixedly connected with the inner wall of one side of the rectangular opening, and the third plate can be pulled to reset through the spring.

Preferably, the bar groove has all been seted up to the both sides of the hollow slab of second, and two equal slidable mounting of bar inslot have the sliding plate, and one side that two sliding plates are close to each other all with the outside fixed connection of second slab, can effectually avoid the second slab to break away from with the hollow slab of second through sliding plate and bar groove.

Preferably, the bottom of the second plate is fixedly provided with the top end of a pressure spring, the bottom end of the pressure spring is fixedly connected with the inner wall of the bottom of the second hollow plate, and the pressure plate in the working process can be buffered to a certain extent through the pressure spring, so that the pressure plate can be stably contacted with the cloth.

Preferably, the same guide rod is fixedly mounted on the inner wall of the top of the sliding groove and the inner wall of the bottom of the sliding groove, two sliding holes are formed in the lifting plate, the lifting plate is respectively sleeved on the outer sides of the corresponding guide rods in a sliding mode through the two sliding holes, and the lifting plate can stably slide along the sliding groove through the guide rods.

In the utility model, when in use, the cutting device is firstly installed on the installation seat through the bolt, the power is switched on, the cloth to be processed is penetrated through the position between the compression roller and the box body and is pulled to the right side of the rectangular opening, the lifting plate is controlled by the hydraulic rod to lead the first plate to move the cutting device to cut the cloth downwards, meanwhile, the second plate is pressed on the cloth through the second hollow plate and the compression plate, certain buffer can be provided for the compression plate under the action of the compression spring, the motor is started, the third plate is driven by the rack under the action of the incomplete gear to lead the anti-skid plate to convey the cloth to the right for a certain distance, the rack can be prevented from being separated from the incomplete gear under the action of the tension spring, when the incomplete gear is separated from the rack, the third plate moves downwards under the action of the tension spring to be separated from the contact with the cloth, meanwhile, the spring pulls the third plate to the left for resetting;

when incomplete gear and rack intermeshing again with the third plate jack-up and make its top side and cloth contact, the extraction fan leaf is at fixed pipe, the flexible pipe, hollow plate, the dust and the smell that produce when will tailor under hollow cylinder and the effect of dust cage are extracted, will arrange into the dust and the smell of box through operation mouth and extraction fan leaf and carry to the air outlet direction under the effect of exhaust fan leaf, filter sweeps and smell under the effect of filter plate, the air discharge box after will filtering, the cloth of accomplishing of tailorring is carried to the containing box in the top of box right under the combined action of third plate and clamp plate, after the processing is accomplished, reset the lifter plate, take off the containing box can.

The utility model relates to a rationally, through mutually supporting between components such as clamp plate, third board, incomplete gear, extraction fan leaf, exhaust fan leaf and rack, can carry the cloth, can extract and filter easy operation, convenient to use to sweeps and smell simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of a device for manufacturing a dustproof odor-removing garment according to the present invention;

FIG. 2 is a schematic structural diagram of part A of a device for making a dustproof and odor-removing garment according to the present invention;

FIG. 3 is a schematic structural diagram of part B of a device for making a dustproof and odor-removing garment according to the present invention;

FIG. 4 is a schematic structural diagram of a portion C of a device for making a dustproof and odor-removing garment according to the present invention;

fig. 5 is a schematic structural diagram of a portion D of the device for manufacturing a dustproof odor-removing clothing of the present invention.

In the figure: 1. a frame body; 2. a lifting plate; 3. a first plate; 4. a second plate; 5. a first hollow plate; 6. a second hollow plate; 7. pressing a plate; 8. a box body; 9. a motor; 10. a first shaft; 11. a first pulley; 12. a first helical gear; 13. a second shaft; 14. a first cone pulley; 15. a third belt pulley; 16. an incomplete gear; 17. a second belt; 18. a second cone; 19. a third plate; 20. a rack; 21. a second helical gear; 22. a third axis; 23. a third cone pulley; 24. a fourth axis; 25. a fourth cone pulley; 26. a second pulley; 27. a first belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a dustproof and odor-removing clothing manufacturing device comprises a frame body 1, wherein sliding grooves are formed in the inner walls of two sides of the frame body 1, the same lifting plate 2 is arranged in the two sliding grooves in a sliding manner, the top side of the lifting plate 2 is fixedly provided with the bottom end of a hydraulic rod, the top end of the hydraulic rod is fixedly arranged on the inner wall of the top of the frame body 1, the bottom side of the lifting plate 2 is fixedly provided with the top end of a first plate 3 and the top end of a second plate 4, the bottom end of the first plate 3 is fixedly provided with a mounting seat, the mounting seat is provided with a bolt, the first plate 3 is fixedly provided with a first hollow plate 5, one side of the first hollow plate 5 is connected with one end of a flexible pipe, the outer side of the second plate 4 is slidably connected with a second hollow plate 6, the bottom of the second hollow plate 6 is fixedly provided with a pressing plate 7, a box body 8 is fixedly arranged on the inner wall of the bottom of the frame body 1, and an operation opening is formed in the top of the box body 8, a motor 9 is fixedly arranged on the inner wall of one side of the bottom of the box body 8, the inner wall of the top of the box body 8 and the inner wall of the bottom are fixedly provided with a same strip-shaped plate, one end of a first shaft 10 is rotatably arranged on the strip-shaped plate, the other end of the first shaft 10 is fixedly connected with an output shaft of the motor 9, the outer side of the first shaft 10 is fixedly sleeved with a first belt pulley 11 and a first helical gear 12 from left to right in sequence, the inner wall of the bottom of the box body 8 is rotatably arranged at the bottom of a second shaft 13, the top of the box body 8 is provided with a rectangular opening, the inner walls of two sides of the rectangular opening are fixedly provided with a same transverse plate, the top end of the second shaft 13 extends to the upper part of the transverse plate and is fixedly sleeved with a first conical pulley 14, two rotating pins are rotatably arranged on the inner walls of the front side and the rear side of the rectangular opening, a third belt pulley 15 and an incomplete gear 16 are fixedly sleeved on the outer sides of the two rotating pins, and the same second belt pulley 17 is rotatably connected on the two third belt pulleys 15, a second bevel wheel 18 is fixedly sleeved on the outer side of the rotating pin close to the second shaft 13, the first bevel wheel 14 is meshed with the second bevel wheel 18, a third plate 19 is arranged in the rectangular opening, an anti-skid plate is arranged on the top side of the third plate 19, a rack 20 is fixedly arranged on the bottom side of the third plate 19, two incomplete gears 16 are both meshed with the rack 20, a second bevel gear 21 is fixedly sleeved on the outer side of the second shaft 13, the first bevel gear 12 is meshed with the second bevel gear 21, a third shaft 22 is rotatably arranged on the strip-shaped plate, one end of the third shaft 22 extends to one side of the strip-shaped plate and is fixedly sleeved with an exhaust fan blade, a third bevel wheel 23 is fixedly sleeved on the other end of the third shaft 22, one end of a fourth shaft 24 is rotatably arranged on the inner wall of the front side of the box body 8, a second belt pulley 26 is fixedly sleeved on the outer side of the fourth shaft 24, and a same first belt 27 is rotatably connected on the first belt pulley 11 and the second belt pulley 26, the rear side of box 8 is opened and is equipped with circular mouthful, the other end of fourth shaft 24 extends to in the circular mouth and fixed cover is equipped with the extraction fan leaf, and the fixed cover in the outside of fourth shaft 24 is equipped with fourth cone pulley 25, third cone pulley 23 meshes with fourth cone pulley 25 mutually, fixed mounting has the one end of fixed pipe on the rear side inner wall of box 8, and fixed pipe is linked together with circular mouthful, the other end of fixed pipe is linked together with the other end of flexible pipe, top one side of box 8 is provided with the compression roller, the air exit has been seted up to one side of box 8, and be provided with the filter plate in the air exit, slidable mounting has the containing box on the bottom one side inner wall of framework 1, and the both sides of containing box respectively with the opposite side of box 8 and one side inner wall sliding connection of framework 1.

In this embodiment, the top ends of the tension springs are fixedly mounted at both ends of the bottom side of the third plate 19, the bottom ends of the two tension springs are fixedly mounted at the top side of the transverse plate, and the third plate 19 can be pulled by the tension springs to keep the rack 20 engaged or in contact with the incomplete gear 16.

In this embodiment, the top end of the hollow cylinder is fixedly mounted at both ends of the bottom side of the first hollow plate 5, the dust hood is fixedly mounted at the bottom ends of the two hollow cylinders, the top end of the hollow cylinder is communicated with the first hollow plate 5, and the dust hood is used for collecting the scraps conveniently.

In this embodiment, a vertical plate is fixedly installed at one end of the bottom side of the third plate 19, one end of a spring is fixedly installed at one side of the vertical plate, the other end of the spring is fixedly connected with the inner wall of one side of the rectangular opening, and the third plate 19 can be pulled to reset through the spring.

In this embodiment, the bar groove has all been seted up to the both sides of the hollow slab 6 of second, and two equal slidable mounting of bar inslot have the sliding plate, and one side that two sliding plates are close to each other all with the outside fixed connection of second slab 4, can effectually avoid second slab 4 and the hollow slab 6 of second to break away from through sliding plate and bar groove.

In this embodiment, the bottom fixed mounting of second board 4 has the top of pressure spring, and the bottom of pressure spring and the bottom inner wall fixed connection of the hollow slab 6 of second can carry out certain buffering to clamp plate 7 in the course of the work through the pressure spring to can make clamp plate 7 and cloth remain stable contact.

In this embodiment, fixed mounting has same guide bar on the top inner wall of spout and the bottom inner wall, has seted up two sliding holes on the lifter plate 2, and the lifter plate 2 overlaps through two sliding holes slip the cover respectively and is established in the outside of the guide bar that corresponds, can make the 2 slip along the spout steadiness of lifter plate through the guide bar.

In the utility model, when in use, firstly, the cutting device is arranged on the mounting seat through the bolt, the power is switched on, the cloth to be processed passes through the position between the compression roller and the box body 8 and is pulled to the right side of the rectangular opening, the lifting plate 2 is pushed downwards along the chute by controlling the hydraulic rod, the lifting plate 2 drives the first plate 3 and the second plate 4 to move downwards synchronously, thereby the cutting device moves downwards and performs the cutting operation, the pressing plate 7 presses on the cloth, certain buffer can be provided for the pressing plate 7 under the action of the pressure spring, the motor 9 is started, the output shaft of the motor 9 drives the first belt pulley 11 and the first helical gear 12 to rotate through the first shaft 10, the first helical gear 12 drives the second shaft 13 to rotate through the second helical gear 21, the second shaft 13 drives the left rotating pin to rotate through the first conical gear 14 and the second conical gear 18, two rotating pins keep synchronous rotation under the combined action of the two third belt pulleys 15 and the second belt 17, thereby driving the two incomplete gears 16 to rotate synchronously, driving the third plate 19 to move rightwards through the rack 20 under the action of the incomplete gear 16, conveying the antiskid plate cloth rightwards for a certain distance under the action of the third plate 19, avoiding the rack 20 from being separated from the incomplete gear 16 under the action of the tension spring, when the incomplete gear 16 is separated from the rack 20, the third plate 19 moves downwards for a certain distance under the action of the tension spring, thereby separating the third plate 19 from the cloth, simultaneously pulling the third plate 19 to move leftwards and reset under the action of the spring, jacking the third plate 19 upwards for a certain distance when the incomplete gear 16 is again in a meshing state with the rack 20, thereby contacting the top side of the third plate 19 with the cloth again, driving the first belt pulley 11 to rotate the second belt pulley 26 through the first belt 27, driving the second belt pulley 26 to drive the exhaust fan blade and the third cone pulley 23 to rotate through the third shaft 22, third cone pulley 23 makes fourth shaft 24 drive the rotation of extraction fan leaf through fourth cone pulley 25, at the fixed pipe, the flexible pipe, hollow plate, the dust and the smell that produce when will tailor under hollow cylinder and the effect of dust cage extract, will extract through dust and the smell that operation mouth and extraction fan leaf discharged into in the box 8 under the effect of exhaust fan leaf, and lead to the air outlet direction and carry, filter sweeps and smell under the effect of filter plate, the air discharge box 8 after will filtering, the cloth of accomplishing of tailorring is carried to the containing box in right along the top of box 8 under the combined action of third plate 19 and clamp plate 7, after the processing is accomplished, reset lifter plate 2, take off the containing box can.

The above, only be the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the present invention, the technical solution and the utility model concept of the present invention should be covered within the protection scope of the present invention.

Claims

1. The dustproof and odor-removing clothing manufacturing device comprises a frame body (1) and is characterized in that sliding grooves are formed in the inner walls of the two sides of the frame body (1), the same lifting plate (2) is arranged in the two sliding grooves in a sliding mode, the bottom end of a hydraulic rod is fixedly arranged on the top side of the lifting plate (2), the top end of the hydraulic rod is fixedly arranged on the inner wall of the top of the frame body (1), the top end of a first plate (3) and the top end of a second plate (4) are fixedly arranged on the bottom side of the lifting plate (2), a mounting seat is fixedly arranged at the bottom end of the first plate (3), a bolt is arranged on the mounting seat, a first hollow plate (5) is fixedly arranged on the first plate (3), one side of the first hollow plate (5) is connected with one end of a flexible pipe, a second hollow plate (6) is slidably connected to the outer side of the second plate (4), and a pressing plate (7) is fixedly arranged at the bottom of the second hollow plate (6), the bottom inner wall of the frame body (1) is fixedly provided with a box body (8), the top of the box body (8) is provided with an operation opening, the inner wall of one side of the bottom of the box body (8) is fixedly provided with a motor (9), the inner wall of the top of the box body (8) and the inner wall of the bottom are fixedly provided with a same strip-shaped plate, the strip-shaped plate is rotated to be provided with one end of a first shaft (10), the other end of the first shaft (10) is fixedly connected with an output shaft of the motor (9), the outer side of the first shaft (10) is fixedly sleeved with a first belt pulley (11) and a first helical gear (12) from left to right in sequence, the inner wall of the bottom of the box body (8) is rotatably provided with the bottom end of a second shaft (13), the top of the box body (8) is provided with a rectangular opening, the inner walls of two sides of the rectangular opening are fixedly provided with a same transverse plate, the top end of the second shaft (13) extends to the transverse plate and is fixedly sleeved with a first conical wheel (14), the front and rear inner walls of the rectangular opening are rotatably provided with two rotating pins, the outer sides of the two rotating pins are fixedly sleeved with a third belt pulley (15) and an incomplete gear (16), the two third belt pulleys (15) are in transmission connection with a same second belt (17), the outer side of the rotating pin close to the second shaft (13) is fixedly sleeved with a second bevel wheel (18), the first bevel wheel (14) is meshed with the second bevel wheel (18), a third plate (19) is arranged in the rectangular opening, the top side of the third plate (19) is provided with an anti-skid plate, the bottom side of the third plate (19) is fixedly provided with a rack (20), the two incomplete gears (16) are meshed with the rack (20), the outer side of the second shaft (13) is fixedly sleeved with a second bevel gear (21), and the first bevel gear (12) is meshed with the second bevel gear (21), the improved exhaust fan is characterized in that a third shaft (22) is rotatably installed on the strip-shaped plate, one end of the third shaft (22) extends to one side of the strip-shaped plate and is fixedly sleeved with an exhaust fan blade, a third cone pulley (23) is fixedly sleeved at the other end of the third shaft (22), one end of a fourth shaft (24) is rotatably installed on the inner wall of the front side of the box body (8), a second belt pulley (26) is fixedly sleeved at the outer side of the fourth shaft (24), the first belt pulley (11) and the second belt pulley (26) are in transmission connection with a same first belt (27), a round opening is formed in the rear side of the box body (8), the other end of the fourth shaft (24) extends into the round opening and is fixedly sleeved with an exhaust fan blade, a fourth cone pulley (25) is fixedly sleeved at the outer side of the fourth shaft (24), the third cone pulley (23) is meshed with the fourth cone pulley (25), and one end of a fixed pipe is fixedly installed on the inner wall of the rear side of the box body (8), and fixed pipe is linked together with circular mouthful, the other end of fixed pipe is linked together with the other end of flexible pipe, top one side of box (8) is provided with the compression roller, the air exit has been seted up to one side of box (8), and is provided with the filter plate in the air exit, slidable mounting has the containing box on the bottom one side inner wall of framework (1), and the both sides of containing box respectively with the opposite side of box (8) and one side inner wall sliding connection of framework (1).

2. The device for manufacturing the dustproof and odor-removing clothes is characterized in that the top ends of the tension springs are fixedly arranged at both ends of the bottom side of the third plate (19), and the bottom ends of the two tension springs are fixedly arranged at the top side of the transverse plate.

3. The device for manufacturing the dustproof and odor-removing clothes according to claim 1, wherein the top end of the hollow cylinder is fixedly installed at both ends of the bottom side of the first hollow plate (5), the dust collection cover is fixedly installed at the bottom end of each of the two hollow cylinders, and the top end of each hollow cylinder is communicated with the first hollow plate (5).

4. The device for manufacturing the dustproof and odor-removing clothes is characterized in that a vertical plate is fixedly installed at one end of the bottom side of the third plate (19), one end of a spring is fixedly installed at one side of the vertical plate, and the other end of the spring is fixedly connected with the inner wall of one side of the rectangular opening.

5. The device for manufacturing the dustproof and odor-removing clothes according to claim 1, wherein the two sides of the second hollow board (6) are respectively provided with a strip-shaped groove, sliding boards are slidably installed in the two strip-shaped grooves, and one sides of the two sliding boards, which are close to each other, are fixedly connected with the outer side of the second board (4).

6. The device for manufacturing the dustproof and odor-removing clothes is characterized in that the bottom of the second plate (4) is fixedly provided with the top end of a pressure spring, and the bottom end of the pressure spring is fixedly connected with the inner wall of the bottom of the second hollow plate (6).

7. The device for manufacturing the dustproof and odor-removing clothes according to claim 1, wherein the same guide rod is fixedly installed on the top inner wall and the bottom inner wall of the sliding groove, the lifting plate (2) is provided with two sliding holes, and the lifting plate (2) is respectively sleeved on the outer sides of the corresponding guide rods in a sliding manner through the two sliding holes.