A skinning device for elevator anti-collision plate

By designing a leather patch device for elevator anti-collision board, using the combination of frame, workbench and pressing device, the precise fit between the skin and the product is achieved, and the inconvenient operation and low fitting accuracy in the prior art is solved. Problem, improving production efficiency and finished product quality.

CN109703166BActive Publication Date: 2024-12-13SUZHOU HECHANG ELECTRIC EQUIP CO LTD
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Patent Information

Application Number
CN201910107724.9
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2019-02-02
Publication Date
2024-12-13
Estimated Expiration
2039-02-02

AI Technical Summary

Technical Problem

The existing elevator anti-collision board leather patching method is inconvenient to operate, has low fitting accuracy, low production efficiency, consumes a lot of labor, and has high labor costs, which affects the quality of the finished product.

Method used

A leather patch device including a frame, a workbench, a pressing device and a walking mechanism is designed. The precise fit between the skin and the product is achieved through the groove positioning on the back, the pressing roller rolling and the transmission mechanism, simplifying the operation and improving the sticking. Combined accuracy and production efficiency.

Benefits of technology

It achieves simple operation, low labor intensity and high fitting accuracy, improves production efficiency and finished product quality, saves manpower, reduces costs, and enhances the stability and reliability of equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention discloses a skinning device for elevator anti-collision plates, comprising a frame, a workbench for placing products to be skinned is arranged on the frame in a horizontal direction, a pressing device is arranged above the workbench, a walking mechanism is arranged above the pressing device, the walking mechanism and the pressing device are connected through a rotating shaft and a pushing mechanism, a plurality of linear guides and a driving motor matched with the walking mechanism are arranged on the frame, the direction of the linear guide is consistent with the direction of the workbench, the driving motor is connected to the walking mechanism through a transmission mechanism, and the pressing device has a pressing roller corresponding to the product. The present invention is simple and convenient to operate, has low labor intensity, high laminating precision, improves production efficiency and the yield of finished products, saves manpower, reduces costs, and has high stability and reliability.
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Description

Technical Field

[0001] The invention relates to the technical field of mechanical equipment, and in particular to a skinning device for an elevator anti-collision plate. Background Art

[0002] An elevator is a permanent transportation device that serves several specific floors in a building and whose car runs on at least two rows of rigid tracks that are perpendicular to the horizontal plane or have an inclination angle of less than 15° to the vertical. It mainly includes vertical lift elevators, escalators, and moving walkways. With the continuous development of construction technology, elevators have become a necessity in high-rise and high-end buildings. In order to improve the safety of the elevator, an anti-collision plate is usually installed in the elevator car. A layer of skin is usually attached to the surface of the anti-collision plate to improve its aesthetics. The skin is usually made of wood veneer or other decorative films. However, the existing artificial veneer method is inconvenient to operate, has low lamination accuracy, low production efficiency, consumes a lot of manpower, and has high labor costs, which affects the quality of the finished product after veneering. Summary of the invention

[0003] The present invention aims at the above problems existing in the prior art skinning of elevator anti-collision plates and proposes a skinning device for elevator anti-collision plates.

[0004] In order to solve the above technical problems, the present invention proposes the following technical solutions:

[0005] A skinning device for elevator anti-collision plates comprises a frame, a workbench for placing products to be skinned is arranged in a horizontal direction on the frame, the product is positioned on the workbench through a groove on the back side thereof, a pressing device is arranged above the workbench, a walking mechanism is arranged above the pressing device, the walking mechanism and the pressing device are connected through a rotating shaft and a pushing mechanism, a plurality of linear guides and drive motors matching with the walking mechanism are arranged on the frame, the direction of the linear guides is consistent with that of the workbench, the drive motor is connected to the walking mechanism through a transmission mechanism, the pressing device has a pressing roller corresponding to the product, the pressing roller is located directly above the workbench, and the pushing mechanism can push the pressing roller to rotate around the rotating shaft to press the skin and the product stacked on the workbench.

[0006] The beneficial effects of the present invention are as follows: the product is positioned on the workbench through the groove body on the back side thereof, with the front side of the product facing upward, and then the skin is stacked on the product, the pushing mechanism pushes the pressing device to rotate around the rotating shaft, the pressing roller presses the skin and the product stacked on the workbench, and then the driving motor drives the walking mechanism and the pressing device to move horizontally along the workbench through the transmission mechanism, the pressing roller rolls the skin to complete the bonding of the skin and the product, the operation is simple and convenient, the labor intensity is low, the bonding accuracy is high, the production efficiency and the yield of the finished product are improved, manpower is saved, the cost is reduced, the stability and reliability are high, and the quality of the finished product after skinning is improved.

[0007] In some embodiments, the pressing device includes a mounting frame, on which are provided two first seat bearings matched with the pressing roller, two second seat bearings matched with the rotating shaft, and a first connecting block connected with the pushing mechanism.

[0008] In some embodiments, the pushing mechanism includes a first cylinder, the extended end of the first cylinder is connected to the first connecting block, and the end of the first cylinder away from the extended end is connected to the walking mechanism through the first support.

[0009] In some embodiments, the walking mechanism includes a walking frame, on which are provided a plurality of sliding blocks matched with the linear guide rails, a plurality of second connecting blocks connected with the rotating shaft, and a third connecting block connected with the transmission mechanism.

[0010] In some embodiments, the width of the workbench is consistent with the width of the groove on the back of the product, and positioning components that cooperate with the product are respectively provided at both ends of the workbench along its length. The positioning components include two positioning plates symmetrically installed on both sides of the workbench, and the two end surfaces of the product in the length direction can be positioned respectively by the two positioning plates.

[0011] In some embodiments, a pressing mechanism that cooperates with the surface is provided at one end of the positioning assembly away from the product, and the pressing mechanism includes a pressing plate, a top plate and a handle screw. The top plate is connected to the two positioning plates respectively through two connecting plates. The pressing plate is located between the workbench and the top plate. The pressing plate is slidably connected to the top plate through a number of guide columns. The handle screw is threadedly connected to the top plate and its lower end is in contact with the pressing plate.

[0012] In some embodiments, a limit block located above the top plate is provided on the top of the guide column, a spring is provided between the limit block and the top plate, the spring is sleeved on the guide column and its two ends are respectively in contact with the limit block and the top plate, and the diameter of the limit block is larger than the outer diameter of the spring.

[0013] In some embodiments, a plurality of edge guard assemblies are provided on the workbench, and the edge guard assemblies are located between two positioning assemblies. The edge guard assemblies include two edge guard plates symmetrically installed on both sides of the workbench, and the two edge guard plates can limit the two side edges of the skin stacked on the product.

[0014] In some embodiments, a first slot body that matches the product is disposed on the side plate, and a plurality of ball head plungers that match the product are disposed on one side of the first slot body.

[0015] In some embodiments, two diagonal braces connected to the workbench are provided on the frame, and the two diagonal braces are symmetrically located on both sides below the workbench.

[0016] In some embodiments, a plurality of positioning grooves matching with the products are arranged on the workbench surface, and the positioning grooves penetrate the workbench along the length direction of the workbench and are symmetrically arranged.

[0017] In addition, in the technical solution of the present invention, unless otherwise specified, the technical solution can be implemented by adopting conventional means in the art. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The present invention is a front view of a skinning device for an elevator anti-collision plate.

[0019] Figure 2 For the present invention Figure 1 A partial enlarged view of the middle pressure device and the walking mechanism.

[0020] Figure 3 For the present invention Figure 1 Sectional view along AA direction.

[0021] Figure 4 For the present invention Figure 1 A partial enlarged view of point B in the middle.

[0022] Figure 5 For the present invention Figure 4 Sectional view along CC direction.

[0023] Figure 6 The present invention is a side view of a skinning device for an elevator anti-collision plate.

[0024] Figure 7 For the present invention Figure 6 A partial enlarged view of point D in the middle.

[0025] Description of the reference numerals in the accompanying drawings: frame 1, linear guide rail 11, diagonal support 12, workbench 2, positioning assembly 21, positioning plate 211, first mounting hole 2111, pressing mechanism 212, pressing plate 2121, top plate 2122, handle screw 2123, connecting plate 2124, guide column 2125, limit block 2126, spring 2127, side retaining assembly 22, side retaining plate 221, first slot 2211, second mounting hole 2212, ball plunger 222, mounting slot 23, fixed Positioning groove 24, pressing device 3, pressing roller 31, mounting frame 32, first belt seat bearing 33, second seat bearing 34, first connecting block 35, walking mechanism 4, walking frame 41, slider 42, second connecting block 43, third connecting block 44, driving motor 5, transmission mechanism 6, driving wheel 61, driven wheel 62, transmission belt 63, first bracket 64, tensioning wheel 65, second bracket 66, rotating shaft 7, pushing mechanism 8, first cylinder 81, first support 82, product 9, epidermis 10. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the present invention clearer, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention. In addition, it should be noted that the orientation or position relationship indicated by the terms "horizontal", "vertical", "above", "below", "upper end", "lower end", "both sides", "one side", "two ends", etc. is based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred element must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention, and the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance.

[0027] Example:

[0028] A skinning device for elevator anti-collision plate, such as Figure 1 , Figure 2 , Figure 6 , Figure 7 As shown, the machine comprises a frame 1, on which a workbench 2 for placing a product 9 to be pasted is arranged in a horizontal direction, the product 9 is positioned on the workbench 2 through a groove on the back thereof, the groove on the back of the product 9 is formed by bending both sides of the product 9 in the length direction downward, a pressing device 3 is arranged above the workbench 2, a walking mechanism 4 is arranged above the pressing device 3, the walking mechanism 4 is connected to the pressing device 3 through a rotating shaft 7 and a pushing mechanism 8, a plurality of linear guide rails 11 and a driving motor 5 matched with the walking mechanism 4 are arranged on the frame 1, and the direction of the linear guide rail 11 is aligned with the direction of the workbench 2 Consistent, there are usually two linear guides 11 and they are symmetrically located on both sides above the walking mechanism 4. The driving motor 5 is usually a servo motor. The control speed and position accuracy of the servo motor are very accurate. The driving motor 5 is connected to the walking mechanism 4 through the transmission mechanism 6. The pressing device 3 has a pressing roller 31 corresponding to the product 9. The pressing roller 31 is located directly above the workbench 2. Usually, the pressing roller 31 is horizontally arranged and perpendicular to the direction of the workbench 2. The pushing mechanism 8 can push the pressing device 3 to rotate downward around the rotating shaft 7, so that the pressing roller 31 moves downward to press the epidermis 10 and the product 9 stacked on the workbench 2. In addition, the frame 1 and the workbench 2 can be made of aluminum alloy profiles, which are easy to process and assemble, light in weight, and high in strength. The pressing roller 31 can also be a rubber-coated roller, which can reduce the damage to the epidermis 10 during rolling, and has a certain buffering and protective effect, which is safe, stable and reliable.

[0029] The transmission mechanism 6 can be a screw drive, a gear rack drive, a chain drive, a belt drive, etc., and a belt drive is usually selected, such as Figure 1 , Figure 6As shown, the transmission mechanism 6 includes a driving wheel 61 and a driven wheel 62. The driving wheel 61 is installed on the output shaft of the driving motor 5. The driving motor 5 is located at one end of the top of the frame 1. The driven wheel 62 is located at one end of the top of the frame 1 away from the driving motor 5. The driven wheel 62 is installed on the frame 1 through a first bracket 64. The transmission belt 63 can be a V-belt, a wedge belt, a synchronous belt, etc., preferably a synchronous belt. The synchronous belt has a stable transmission, high efficiency, a compact structure, no need for lubrication transmission, can absorb vibration, and has low noise. In addition, the frame 1 is also provided with a tensioning wheel 65 that matches the transmission belt 63, and the tensioning wheel is installed on the frame 1 through a second bracket 66.

[0030] The working principle of the present invention is that the glue is usually applied on the front of the product 9 or the glue is pre-applied on the skin 10, the product 9 is first positioned on the workbench 2 through the groove on the back thereof, the front of the product 9 faces upward, and then the skin 10 is accurately stacked on the product 9, and then the pushing mechanism 8 pushes the pressing device 3 to rotate downward around the rotating shaft 7, and the pressing roller 31 moves downward to press the skin 10 and the product 9 stacked on the workbench 2, and then the driving motor 5 drives the walking mechanism 4 and the pressing device 3 to move horizontally along the workbench 2 through the transmission mechanism 6, and the pressing roller 31 rolls the skin 10 to complete the lamination of the skin 10 and the product 9. The present invention is simple and convenient to operate, has low labor intensity, high lamination accuracy, improves production efficiency and the yield of finished products, saves manpower, reduces costs, has high stability and reliability, and thus improves the quality of the finished product after lamination, and by controlling the push-out distance of the pushing mechanism 8, it can be applied to the rolling lamination of products 9 and skins 10 of different thicknesses, thereby improving the application range of the device.

[0031] Furthermore, if Figure 2 , Figure 7 As shown, the pressing device 3 includes a mounting frame 32, on which are provided two first seat bearings 33 cooperating with the pressing roller 31, two second seat bearings 34 cooperating with the rotating shaft 7 and a first connecting block 35 connected with the pushing mechanism 8. The two ends of the pressing roller 31 are rotatably connected to the two first seat bearings 33 respectively, so that the pressing roller 31 can roll the epidermis 10. The two ends of the rotating shaft 7 are rotatably connected to the two second seat bearings respectively, so that the pressing device 3 can rotate around the rotating shaft 7.

[0032] The pushing mechanism 8 can be a hydraulic cylinder, an electric cylinder, a pneumatic cylinder, etc., preferably a pneumatic cylinder, which has a simple, compact, safe and environmentally friendly structure. Specifically, Figure 2As shown, the pushing mechanism 8 includes a first cylinder 81, the extended end of the piston rod of the first cylinder 81 is connected to the first connecting block 35, and the end of the first cylinder 81 away from the extended end is connected to the walking mechanism 4 through a first support 82. The first support 82 generally includes a single-ear seat connected to the first cylinder 81 and a double-ear seat installed on the walking frame 41 of the walking mechanism 4. The single-ear seat is hinged to the double-ear seat through a connecting shaft, and has a simple structure and is easy to install. By controlling the extended length of the first cylinder 81, it is convenient to adjust the downward moving distance of the pressing roller 31, so that it can be suitable for rolling and bonding products 9 and epidermis 10 of different thicknesses.

[0033] Furthermore, if Figure 1 , Figure 2 , Figure 6 , Figure 7 As shown, the walking mechanism 4 includes a walking frame 41, on which are provided a plurality of sliders 42 cooperating with the linear guide rail 11, a plurality of second connecting blocks 43 connected with the rotating shaft 7 and a third connecting block 44 connected with the transmission mechanism 6. The linear guide rail 11 and the sliders 42 can ensure smooth movement. The second connecting block 43 is usually assembled from two symmetrical parts, which is convenient for connection with the rotating shaft 7. The lower end of the third connecting block 44 is fixed on the walking frame 41, and the upper end of the third connecting block 44 is connected to the transmission belt 63 of the transmission mechanism 6.

[0034] Furthermore, if Figure 4 , Figure 5 As shown, the width of the workbench 2 is consistent with the width of the slot on the back of the product 9, so that the product 9 can be placed on the workbench 2 through the slot on the back. The workbench 2 is provided with positioning components 21 that match the product 9 at both ends along its length. The positioning component 21 includes two positioning plates 211 symmetrically installed on both sides of the workbench 2. Usually, the two sides of the workbench 2 are respectively provided with mounting grooves 23 that penetrate it along its length direction. The positioning plate 211 is provided with a plurality of first mounting holes 2111 that match the mounting grooves 23, so that it is easy to adjust the position of the positioning component 21 on the workbench 2. During use, the product 9 is positioned and placed on the workbench 2, and the two end faces of the product 9 in the length direction can be respectively contacted and positioned by the positioning plates 211 of the two positioning components 21, so that the positioning and placement of the product 9 on the workbench 2 is more stable, and the accuracy and stability of the equipment are improved.

[0035] Furthermore, if Figure 4 , Figure 5As shown, the end of the positioning component 21 away from the product 9 is provided with a pressing mechanism 212 that cooperates with the epidermis 10, and the pressing mechanism 212 includes a pressing plate 2121, a top plate 2122 and a handle screw 2123. The top plate 2122 is respectively connected to the two positioning plates 211 through two connecting plates 2124. The pressing plate 2121 is located between the workbench 2 and the top plate 2122. The pressing plate 2121 is slidably connected to the top plate 2122 through a plurality of guide columns 2125. The handle screw 2123 is threadedly connected to the top plate 2122 and its lower end is in contact with the pressing plate 2121. During use, since the length of the skin 10 is usually longer than that of the product 9, after the skin 10 is stacked on the product 9, the two ends of the skin 10 respectively extend beyond the product 9 and are respectively located under the pressing plate 2121. By turning the handle screw 2123, the pressing plate 2121 presses the ends of the skin 10 against the workbench 2, thereby preventing the skin 10 from moving during the rolling and bonding process. The operation is simple and the accuracy and stability of the equipment are improved.

[0036] Furthermore, if Figure 4 , Figure 5 As shown, the top of the guide column 2125 is provided with a limit block 2126 located above the top plate 2122, and a spring 2127 is provided between the limit block 2126 and the top plate 2122. The spring 2127 is sleeved on the guide column 2125 and its two ends are respectively in contact with the limit block 2126 and the top plate 2122, and the diameter of the limit block 2126 is greater than the outer diameter of the spring 2127. During use, when the handle screw 2123 is turned to make the pressing plate 2121 press the end of the skin 10 against the workbench 2, the spring 2127 has a buffering and protective effect. After the rolling and laminating is completed, when the handle screw 2123 is turned to make the pressing plate 2121 loosen the end of the skin 10, the spring 2127 can ensure that the pressing plate 2121 moves upward synchronously with the handle screw 2123, that is, the automatic resetting of the pressing plate 2121 is realized, which is easy to operate, safer and more reliable.

[0037] Furthermore, if Figure 1 , Figure 3 As shown, the workbench 2 is provided with a plurality of side guard assemblies 22, which are located between the two positioning assemblies 21. The side guard assemblies 22 include two side guard plates 221 symmetrically mounted on both sides of the workbench 2, and the side guard plates 221 are provided with a plurality of second mounting holes 2212 matched with the positioning grooves 24 on the workbench 2. The two side guard plates 221 can perform side guarding to limit the two side edges of the skin 10 stacked on the product 9. During use, the product 9 is positioned and placed on the workbench 2, and the skin 10 is stacked on the product 9. The two side guard plates 221 of the side guard assembly 22 perform side guarding to limit the two side edges of the skin 10 to prevent the skin 10 from shifting to both sides, thereby ensuring that the skin 10 and the product 9 fit more accurately, and improving the accuracy and reliability of the equipment.

[0038] Furthermore, if Figure 3 As shown, the side plate 221 is provided with a first slot body 2211 matched with the product 9, and one side of the first slot body 2211 is provided with a plurality of ball plungers 222 matched with the product 9. The number of the ball plungers 222 is determined according to the actual situation. The ball plungers 222 are usually threaded, which is easy to operate and install. The ball plungers 222 are provided with a spring 2127 inside and located above the ball. During use, the two sides of the product 9 are positioned on the workbench 2 through the two first slot bodies 2211 respectively. At the same time, due to the action of the spring 2127 inside the ball plungers 222, the ball of the ball plungers 222 exerts a certain pressure on the side of the product 9, thereby making the product 9 more stable on the workbench 2. Preferably, the material of the ball is one of nylon, polyoxymethylene resin or phenolic resin. Since the use of stainless steel balls may scratch the product 9, the use of nylon, polyoxymethylene resin or phenolic resin balls can not only ensure sufficient strength, but also better protect the product 9.

[0039] Furthermore, if Figure 3 , Figure 5 As shown, the table top of the workbench 2 is provided with a plurality of positioning grooves 24 that match the product 9. The positioning grooves 24 penetrate the workbench 2 along the length direction of the workbench 2 and are symmetrically arranged. The number of the positioning grooves 24 can be one pair, two pairs or more pairs, and the number of the positioning grooves 24 is determined according to the specifications and types of the product 9. During use, for products 9 whose width is less than the width of the workbench 2, the two sides of the product 9 are respectively inserted into the positioning grooves 24 on the corresponding workbench 2 for positioning and placement, so that it can be suitable for the positioning and placement of products 9 of different widths, further improving the application range of the equipment.

[0040] Furthermore, if Figure 1 As shown, the frame 1 is provided with two diagonal braces 12 connected to the workbench 2, and the two diagonal braces 12 are symmetrically located on both sides below the workbench 2, so that the workbench 2 is more stable, ensuring that the rolling and bonding between the skin 10 and the product 9 is more stable, thereby improving the stability of the equipment.

[0041] The above are only some embodiments of the present invention. It should be understood that, for ordinary technicians in this field, improvements or exchanges can be made based on the above description without departing from the creative concept of the present invention, and all these improvements and exchanges should fall within the scope of protection of the claims attached to the present invention.

Claims

1. A skinning device for an elevator anti-collision plate, characterized in that: The invention comprises a frame (1), wherein a workbench (2) for placing a product (9) to be pasted is arranged in a horizontal direction on the frame (1), wherein the product (9) is positioned on the workbench (2) through a groove on the back thereof, wherein a pressing device (3) is arranged above the workbench (2), wherein a walking mechanism (4) is arranged above the pressing device (3), wherein the walking mechanism (4) is connected to the pressing device (3) via a rotating shaft (7) and a pushing mechanism (8), and wherein a plurality of linear guides cooperating with the walking mechanism (4) are arranged on the frame (1). A linear guide rail (11) and a driving motor (5), the direction of the linear guide rail (11) being consistent with the direction of the workbench (2), the driving motor (5) being connected to the walking mechanism (4) via a transmission mechanism (6), the pressing device (3) having a pressing roller (31) corresponding to the product (9), the pressing roller (31) being located directly above the workbench (2), and the pushing mechanism (8) being capable of pushing the pressing roller (31) to rotate around the rotating shaft (7) to press the epidermis (10) and the product (9) stacked on the workbench (2); The pressing device (3) comprises a mounting frame (32), on which are arranged two first seat bearings (33) matched with the pressing roller (31), two second seat bearings (34) matched with the rotating shaft (7), and a first connecting block (35) connected with the pushing mechanism (8); The pushing mechanism (8) comprises a first cylinder (81), the protruding end of the first cylinder (81) is connected to the first connecting block (35), and the end of the first cylinder (81) away from the protruding end is connected to the walking mechanism (4) via a first support (82); A plurality of positioning grooves (24) matching the products (9) are arranged on the surface of the workbench (2); the positioning grooves (24) penetrate the workbench (2) along the length direction of the workbench (2) and are symmetrically arranged.

2. A skinning device for an elevator anti-collision plate according to claim 1, characterized in that: The walking mechanism (4) comprises a walking frame (41), on which are provided a plurality of slide blocks (42) matched with the linear guide rail (11), a plurality of second connecting blocks (43) connected with the rotating shaft (7), and a third connecting block (44) connected with the transmission mechanism (6).

3. The skinning device for elevator anti-collision plate according to claim 1, characterized in that: The width of the workbench (2) is consistent with the width of the groove body on the back of the product (9). The workbench (2) is provided with positioning components (21) matching the product (9) at both ends along its length. The positioning components (21) include two positioning plates (211) symmetrically installed on both sides of the workbench (2). The two end surfaces of the product (9) in the length direction can be positioned respectively by the two positioning plates (211).

4. A skinning device for elevator anti-collision plate according to claim 3, characterized in that: The end of the positioning component (21) away from the product (9) is provided with a pressing mechanism (212) that cooperates with the skin (10), and the pressing mechanism (212) includes a pressing plate (2121), a top plate (2122) and a handle screw (2123), the top plate (2122) is connected to the two positioning plates (211) respectively through two connecting plates (2124), the pressing plate (2121) is located between the workbench (2) and the top plate (2122), the pressing plate (2121) is slidably connected to the top plate (2122) through a plurality of guide columns (2125), and the handle screw (2123) is threadedly connected to the top plate (2122) and its lower end is in contact with the pressing plate (2121).

5. The skinning device for elevator anti-collision plate according to claim 4, characterized in that: A limit block (2126) located above the top plate (2122) is arranged at the top of the guide column (2125); a spring (2127) is arranged between the limit block (2126) and the top plate (2122); the spring (2127) is sleeved on the guide column (2125) and its two ends are respectively in contact with the limit block (2126) and the top plate (2122); the diameter of the limit block (2126) is greater than the outer diameter of the spring (2127).

6. The skinning device for elevator anti-collision plate according to claim 3, characterized in that: A plurality of side guard assemblies (22) are arranged on the workbench (2), and the side guard assemblies (22) are located between the two positioning assemblies (21). The side guard assemblies (22) include two side guard plates (221) symmetrically installed on both sides of the workbench (2), and the two side guard plates (221) can perform side guarding and positioning on both side edges of the skin (10) stacked on the product (9).

7. A skinning device for elevator anti-collision plate according to claim 6, characterized in that: The side plate (221) is provided with a first slot body (2211) that matches the product (9), and one side of the first slot body (2211) is provided with a plurality of ball head plungers (222) that match the product (9).