Suspension type conveying device for aluminum profile spraying

Abstract

The utility model relates to the field of conveying devices, in particular to a suspension type conveying device for aluminum profile spraying. The technical problems that when a conveying device in the prior art is used, aluminum profiles are usually inconvenient to quickly clamp and fix, and the stability of the aluminum profiles during conveying is difficult to improve are solved. According to the technical scheme, the suspension type conveying device for aluminum profile spraying comprises a supporting assembly; the device further comprises a first auxiliary conveying assembly, a second auxiliary conveying assembly, a hanging assembly, a clamping assembly and a moving assembly. The aluminum profile is placed in the clamping groove from bottom to top, then the two oppositely-arranged electric cylinders are started to enable the two oppositely-arranged clamping plates to be close to each other to clamp the upper portion of the outer wall of the aluminum profile, rapid clamping and fixing of the aluminum profile can be achieved, then the fixing column is pulled through the moving assembly, and then the aluminum profile is clamped and fixed through the moving assembly. And the U-shaped column is pulled through the other moving assembly, so that the clamping assembly can be conveniently moved left and right, and moving conveying of the aluminum profiles is achieved.

Description

Technical Field

[0001] The utility model belongs to the field of conveying devices, and particularly relates to a conveying device for spraying of suspended aluminum profiles. Background Art

[0002] The conveying device for spraying of suspended aluminum profiles is a device used to suspend and convey aluminum profiles to the spraying process. With the continuous improvement of the degree of industrial production automation, the application of suspended conveying devices in the manufacturing industry is becoming more and more extensive. Especially in the spraying process of aluminum profiles, the suspended conveying device can effectively improve production efficiency and reduce labor costs. At present, traditional suspended conveying devices usually use chains or belts as carriers to hang and convey aluminum profiles on them. However, when the conveying devices in the prior art are in use, it is usually inconvenient to quickly clamp and fix the aluminum profiles, and it is difficult to improve the stability during the conveying of aluminum profiles, which needs to be further improved. Summary of the Utility Model

[0003] In order to overcome the problem that when the conveying device in the prior art is in use, it is usually inconvenient to quickly clamp and fix the aluminum profiles, and it is difficult to improve the stability during the conveying of aluminum profiles.

[0004] The technical solution of the utility model is as follows: A conveying device for spraying of suspended aluminum profiles includes a support assembly; it also includes a first auxiliary conveying assembly, a second auxiliary conveying assembly, a suspension assembly, a clamping assembly and a moving assembly; a first auxiliary conveying assembly for auxiliary conveying is arranged on the support assembly; second auxiliary conveying assemblies for auxiliary conveying are arranged on both the left and right sides of the first auxiliary conveying assembly; a suspension assembly is arranged on the support assembly; a clamping assembly for clamping aluminum profiles is arranged on the suspension assembly; two moving assemblies for moving the clamping assembly are installed on the suspension assembly.

[0005] Preferably, during use, move out the second auxiliary conveying assembly, then start one of the moving assemblies to pull the clamping assembly, then place the aluminum profile into the interior of the clamping assembly from bottom to top, then start the clamping assembly to clamp and fix the aluminum profile, and then reset the second auxiliary conveying assembly. At this time, the bottom end of the aluminum profile contacts the second auxiliary conveying assembly. Start the other moving assembly to pull the clamping assembly, and the bottom end of the aluminum profile will move on the second auxiliary conveying assembly, and then the aluminum profile will move on the first auxiliary conveying assembly, which is beneficial to the stable movement of the aluminum profile. The spraying mechanism can be arranged in front of and behind the first auxiliary conveying assembly for convenient spraying of the aluminum profile, solving the problem that when the conveying device in the prior art is in use, it is usually inconvenient to quickly clamp and fix the aluminum profiles, and it is difficult to improve the stability during the conveying of aluminum profiles.

[0006] Preferably, the supporting assembly includes a first supporting block, a second supporting block, a leg and a top plate; the first supporting block is divided into two; two second supporting blocks are fixedly connected to the upper ends of the two first supporting blocks; a leg is fixedly connected to the upper end of the second supporting block; a top plate is fixedly connected to the upper ends of the four legs. Using the first supporting block and the second supporting block to support the bottom of the device is beneficial to the stable placement of the device.

[0007] Preferably, the first auxiliary conveying assembly includes a first U-shaped block and a first auxiliary roller; first U-shaped blocks are fixedly connected to the mutually approaching ends of the two second supporting blocks in front of and behind the first auxiliary conveying assembly; the opening of the first U-shaped block faces upward; evenly distributed first auxiliary rollers are rotatably installed at the front and rear ends of the inner wall of the first U-shaped block; the upper end surface of the first auxiliary roller is located above the upper end surface of the first U-shaped block. The arrangement of multiple first auxiliary rollers can facilitate the support and auxiliary movement of the lower end of the aluminum profile.

[0008] Preferably, the second auxiliary conveying assembly includes a second U-shaped block, a second auxiliary roller and a first limiting block; a second U-shaped block is arranged on each of the left and right sides of the first U-shaped block; the opening of the second U-shaped block faces upward; evenly distributed second auxiliary rollers are rotatably installed at the front and rear ends of the inner wall of the second U-shaped block; the upper end surface of the second auxiliary roller and the upper end surface of the first auxiliary roller are in the same plane; first limiting blocks are fixedly connected to the edges of the front and rear ends of the second U-shaped block close to the first U-shaped block; the right end surface of the second U-shaped block and the right end surface of the first U-shaped block are in the same plane; the mutually approaching ends of the two second U-shaped blocks are attached to the front and rear end surfaces of the first U-shaped block. The second U-shaped block can be moved for use. When loading and unloading, manually move the second U-shaped block away from the left and right ends of the first U-shaped block, which can facilitate the loading and unloading of the aluminum profile.

[0009] Preferably, the hanging assembly includes a third U-shaped block and a second limiting block; a third U-shaped block is fixedly connected to the center of the lower end of the top plate; second limiting blocks are fixedly connected to the front and rear ends of the inner wall of the third U-shaped block. The arrangement of the second limiting block facilitates the hanging of the clamping assembly.

[0010] Preferably, the clamping assembly includes a T-shaped block, a clamping groove, an electric cylinder, a clamping plate, a connecting block, a fixing column, and a U-shaped column; a plurality of T-shaped blocks are movably arranged on the inner wall of the third U-shaped block; a connecting block is fixedly connected between two adjacent T-shaped blocks; a clamping groove is formed at the lower end of the T-shaped block; electric cylinders are fixedly connected to both the front and rear ends of the T-shaped block; the output shaft of the electric cylinder penetrates through the outer wall of the T-shaped block and extends into the interior of the clamping groove and is fixedly connected to a clamping plate; a fixing column is fixedly connected to the right end face of the T-shaped block closest to one of the moving assemblies; a U-shaped column is fixedly connected to the left end of the connecting block closest to the other moving assembly; the lower end face of the upper half of the T-shaped block fits against the upper end of the second limiting block. Place the aluminum profile into the clamping groove from bottom to top, and then turn on two oppositely arranged electric cylinders so that the two oppositely arranged clamping plates approach each other to clamp the upper part of the outer wall of the aluminum profile, and the rapid clamping and fixing of the aluminum profile can be achieved. Then, pull the fixing column through the moving assembly, and pull the U-shaped column through the other moving assembly, which can facilitate the left and right movement of the clamping assembly and realize the moving and conveying of the aluminum profile.

[0011] Preferably, the moving assembly includes a fourth U-shaped block, a fixing plate, a first ear plate, a second ear plate, a wire winding roller, a motor, a bolt, and a wire rope; two fourth U-shaped blocks symmetrical about the center of the third U-shaped block are movably arranged on the outer wall of the lower end of the third U-shaped block; the bolt passes through the wall layers of the two fourth U-shaped blocks and the front and rear ends of the third U-shaped block and extends to the outside of the third U-shaped block; fixing plates are fixedly connected to the lower ends of the two fourth U-shaped blocks; a first ear plate and a second ear plate are fixedly connected to the lower end of the fixing plate; a wire winding roller is rotatably installed between the first ear plate and the second ear plate; a motor is fixedly connected to the rear end of the first ear plate; the front end of the output shaft of the motor penetrates through the first ear plate and is fixedly connected to the rotating shaft at the rear end of the wire winding roller; a wire rope is wound around the outer wall of the wire winding roller; the other end of the wire rope is fixedly connected to the fixing column; the other end of the wire rope of the other moving assembly is tied to the U-shaped column. Fix the two fourth U-shaped blocks on the third U-shaped block by using the bolt, turn on the motor to make the wire winding roller rotate, and the wire rope will be wound around the outer wall of the wire winding roller, and the clamping assembly can be pulled. Similarly, the wire rope on the other moving assembly can pull the other end of the clamping assembly, so as to facilitate the left and right movement of the clamping assembly.

[0012] The beneficial effects of the present utility model:

[0013] 1. By placing the aluminum profile into the clamping groove from bottom to top, and then turning on two oppositely arranged electric cylinders so that the two oppositely arranged clamping plates approach each other to clamp the upper part of the outer wall of the aluminum profile, the rapid clamping and fixing of the aluminum profile can be achieved. Then, pull the fixing column through the moving assembly, and pull the U-shaped column through the other moving assembly, which can facilitate the left and right movement of the clamping assembly and realize the moving and conveying of the aluminum profile, solving the problem that the conveying device in the prior art is usually inconvenient for quickly clamping and fixing the aluminum profile when in use.

[0014] 2. The provision of multiple first auxiliary rollers can facilitate the support and auxiliary movement of the lower end of the aluminum profile. The second U-shaped block can be moved for use. When loading and unloading, manually move the second U-shaped block away from the left and right ends of the first U-shaped block, which can facilitate the loading and unloading of the aluminum profile. Since the bottom end of the aluminum profile slides on the upper ends of the first auxiliary roller and the second auxiliary roller during movement, it solves the problem that it is difficult to improve the stability of the aluminum profile during transportation in the prior art conveying device.

[0015] 3. Fix two fourth U-shaped blocks on the third U-shaped block with bolts. Start the motor to make the wire winding roller rotate, and the wire rope will be wound on the outer wall of the wire winding roller, which can pull the clamping assembly. Similarly, the wire rope on the other moving assembly can pull the other end of the clamping assembly, so as to facilitate the movement of the clamping assembly in the left and right directions, and the moving assembly can be quickly disassembled from the suspension assembly, which is convenient for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 Shows a three-dimensional structural schematic diagram of a suspension type conveying device for aluminum profile spraying of the present utility model;

[0017] Figure 2 Shows a three-dimensional structural schematic diagram of the support assembly, the first auxiliary conveying assembly and the second auxiliary conveying assembly of a suspension type conveying device for aluminum profile spraying of the present utility model;

[0018] Figure 3 Shows a three-dimensional structural schematic diagram of the suspension assembly of a suspension type conveying device for aluminum profile spraying of the present utility model;

[0019] Figure 4 Shows a three-dimensional structural schematic diagram of the clamping assembly of a suspension type conveying device for aluminum profile spraying of the present utility model;

[0020] Figure 5 Shows a suspension type conveying device for aluminum profile spraying of the present utility model Figure 3 Partial enlarged three-dimensional structural schematic diagram at A in.

[0021] The reference signs in the drawings are: 1, support assembly; 101, first support block; 102, second support block; 103, support leg; 104, top plate; 2, first auxiliary conveying assembly; 201, first U-shaped block; 202, first auxiliary roller; 3, second auxiliary conveying assembly; 301, second U-shaped block; 302, second auxiliary roller; 303, first limiting block; 4, suspension assembly; 401, third U-shaped block; 402, second limiting block; 5, clamping assembly; 501, T-shaped block; 502, clamping groove; 503, electric cylinder; 504, clamping plate; 505, connecting block; 506, fixed column; 507, U-shaped column; 6, moving assembly; 601, fourth U-shaped block; 602, fixing plate; 603, first ear plate; 604, second ear plate; 605, wire winding roller; 606, motor; 607, bolt; 608, wire rope. Detailed implementation manners

[0022] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0023] Please refer to Figure 1 , the present utility model provides an embodiment: a suspension type conveying device for aluminum profile spraying, including a support assembly 1; further including a first auxiliary conveying assembly 2, a second auxiliary conveying assembly 3, a suspension assembly 4, a clamping assembly 5 and a moving assembly 6; a first auxiliary conveying assembly 2 for auxiliary conveying is arranged on the support assembly 1; second auxiliary conveying assemblies 3 for auxiliary conveying are arranged on both the left and right sides of the first auxiliary conveying assembly 2; a suspension assembly 4 is arranged on the support assembly 1; a clamping assembly 5 for clamping aluminum profiles is arranged on the suspension assembly 4; two moving assemblies 6 for moving the clamping assembly 5 are installed on the suspension assembly 4.

[0024] Please refer to Figure 2, in this embodiment, the support assembly 1 includes a first support block 101, a second support block 102, a leg 103, and a top plate 104; the first support block 101 is divided into two; two second support blocks 102 are fixedly connected to the upper ends of the two first support blocks 101; a leg 103 is fixedly connected to the upper end of the second support block 102; a top plate 104 is fixedly connected to the upper ends of the four legs 103; the first auxiliary conveying assembly 2 includes a first U-shaped block 201 and a first auxiliary roller 202; first U-shaped blocks 201 are fixedly connected to the mutually approaching ends of the two second support blocks 102 in front of and behind the first auxiliary conveying assembly 2; the opening of the first U-shaped block 201 faces upward; evenly distributed first auxiliary rollers 202 are rotatably installed at the front and rear ends of the inner wall of the first U-shaped block 201; the upper end surface of the first auxiliary roller 202 is located above the upper end surface of the first U-shaped block 201; the second auxiliary conveying assembly 3 includes a second U-shaped block 301, a second auxiliary roller 302, and a first limiting block 303; a second U-shaped block 301 is arranged on each of the left and right sides of the first U-shaped block 201; the opening of the second U-shaped block 301 faces upward; evenly distributed second auxiliary rollers 302 are rotatably installed at the front and rear ends of the inner wall of the second U-shaped block 301; the upper end surface of the second auxiliary roller 302 and the upper end surface of the first auxiliary roller 202 are in the same plane; first limiting blocks 303 are fixedly connected to the edges of the front and rear ends of the second U-shaped block 301 close to the first U-shaped block 201; the right end surface of the second U-shaped block 301 and the right end surface of the first U-shaped block 201 are in the same plane; the mutually approaching ends of the two second U-shaped blocks 301 are attached to the front and rear end surfaces of the first U-shaped block 201.

[0025] Please refer to Figure 3 , in this embodiment, the suspension assembly 4 includes a third U-shaped block 401 and a second limiting block 402; a third U-shaped block 401 is fixedly connected to the center of the lower end of the top plate 104; second limiting blocks 402 are fixedly connected to the front and rear ends of the inner wall of the third U-shaped block 401.

[0026] Please refer to Figure 4 , in this embodiment, the clamping assembly 5 includes a T-shaped block 501, a clamping groove 502, an electric cylinder 503, a clamping plate 504, a connecting block 505, a fixing column 506, and a U-shaped column 507; a plurality of T-shaped blocks 501 are movably arranged in the inner wall of the third U-shaped block 401; a connecting block 505 is fixedly connected between two adjacent T-shaped blocks 501; a clamping groove 502 is formed at the lower end of the T-shaped block 501; electric cylinders 503 are fixedly connected to the front and rear ends of the T-shaped block 501; the output shaft of the electric cylinder 503 penetrates through the outer wall of the T-shaped block 501 and extends into the interior of the clamping groove 502 and is fixedly connected to a clamping plate 504; a fixing column 506 is fixedly connected to the right end surface of the T-shaped block 501 closest to one of the moving assemblies 6; a U-shaped column 507 is fixedly connected to the left end of the connecting block 505 closest to the other moving assembly 6; the lower end surface of the upper half of the T-shaped block 501 is attached to the upper end of the second limiting block 402.

[0027] Please refer to Figure 5 In this embodiment, the moving component 6 includes a fourth U-shaped block 601, a fixing plate 602, a first ear plate 603, a second ear plate 604, a wire winding roller 605, a motor 606, a bolt 607, and a wire rope 608; two fourth U-shaped blocks 601 symmetric about the center of the third U-shaped block 401 are movably arranged on the outer wall of the lower end of the third U-shaped block 401; the bolt 607 passes through the wall layers of the two fourth U-shaped blocks 601 and the front and rear ends of the third U-shaped block 401 and extends to the outside of the third U-shaped block 401; the lower ends of the two fourth U-shaped blocks 601 are fixedly connected to the fixing plate 602; the lower end of the fixing plate 602 is fixedly connected to the first ear plate 603 and the second ear plate 604; a wire winding roller 605 is rotatably installed between the first ear plate 603 and the second ear plate 604; the rear end of the first ear plate 603 is fixedly connected to the motor 606; the front end of the output shaft of the motor 606 penetrates through the first ear plate 603 and is fixedly connected to the rotating shaft at the rear end of the wire winding roller 605; the outer wall of the wire winding roller 605 is wound with a wire rope 608; the other end of the wire rope 608 is fixedly connected to the fixed column 506; the other end of the wire rope 608 of the other moving component 6 is tied to the U-shaped column 507.

[0028] When working, first fix the two fourth U-shaped blocks 601 on the third U-shaped block 401 by using the bolt 607, turn on the motor 606 to make the wire winding roller 605 rotate, and the wire rope 608 will be wound on the outer wall of the wire winding roller 605, so that the clamping component 5 can be pulled. Similarly, the wire rope 608 on the other moving component 6 can pull the other end of the clamping component 5, so as to facilitate the movement of the clamping component 5 in the left and right directions;

[0029] Then install the aluminum profile. Manually move the second auxiliary conveying component 3 out of the left and right ends of the first auxiliary conveying component 2, then turn on one of the moving components 6 to pull the clamping component 5, then place the aluminum profile into the clamping groove 502 from bottom to top, and then turn on the two oppositely arranged electric cylinders 503 to make the two oppositely arranged clamping plates 504 approach each other to clamp the upper part of the outer wall of the aluminum profile, so as to realize the quick clamping and fixing of the aluminum profile;

[0030] Then pull the fixed column 506 through the moving component 6, and the clamped aluminum profiles can be quickly moved left and right. During the movement, the bottom end of the aluminum profile is attached to the upper ends of the first auxiliary roller 202 and the second auxiliary roller 302, which is beneficial to the stable movement of the aluminum profile in the left and right directions. The spraying mechanism can be arranged in front of and behind the first auxiliary conveying component 2 to facilitate spraying the aluminum profile.

[0031] Through the above steps, when in use, move out the second auxiliary conveying component 3, then activate one of the moving components 6 to pull the clamping component 5. After placing the aluminum profile into the interior of the clamping component 5 from bottom to top, activate the clamping component 5 to clamp and fix the aluminum profile. Then, reset the second auxiliary conveying component 3. At this time, the bottom end of the aluminum profile contacts the second auxiliary conveying component 3. Activate the other moving component 6 to pull the clamping component 5, and the bottom end of the aluminum profile will move on the second auxiliary conveying component 3. Then, the aluminum profile will move on the first auxiliary conveying component 2, which is conducive to the stable movement of the aluminum profile. The spraying mechanism can be arranged conveniently in front of and behind the first auxiliary conveying component 2 to facilitate spraying the aluminum profile, solving the problems that in the prior art, the conveying device is usually inconvenient to quickly clamp and fix the aluminum profile and it is difficult to improve the stability during the conveying of the aluminum profile.

[0032] The above has described in detail the embodiments of the present invention in conjunction with the drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the gist of the present invention.

Claims

1. A suspended aluminum profile spraying conveying device, comprising a support assembly (1); characterized in that: The invention also comprises a first auxiliary conveying assembly (2), a second auxiliary conveying assembly (3), a suspension assembly (4), a clamping assembly (5) and a moving assembly (6); the support assembly (1) is provided with a first auxiliary conveying assembly (2) for auxiliary conveying; the left and right sides of the first auxiliary conveying assembly (2) are both provided with second auxiliary conveying assemblies (3) for auxiliary conveying; the support assembly (1) is provided with a suspension assembly (4); the suspension assembly (4) is provided with a clamping assembly (5) for clamping aluminum profiles; and the suspension assembly (4) is provided with two moving assemblies (6) for moving the clamping assembly (5).

2. The suspended aluminum profile spraying conveying device according to claim 1 is characterized in that: The support assembly (1) comprises a first support block (101), a second support block (102), a support leg (103) and a top plate (104); the first support block (101) is divided into two; the upper ends of the two first support blocks (101) are fixedly connected to two second support blocks (102); the upper ends of the second support blocks (102) are fixedly connected to the support leg (103); the upper ends of the four support legs (103) are fixedly connected to the top plate (104).

3. The suspended aluminum profile spraying conveying device according to claim 1 is characterized in that: The first auxiliary conveying assembly (2) comprises a first U-shaped block (201) and a first auxiliary roller (202); the first U-shaped block (201) is fixedly connected to one end of two second support blocks (102) at the front and rear of the first auxiliary conveying assembly (2) that are close to each other; the opening of the first U-shaped block (201) faces upward; the first auxiliary rollers (202) are rotatably mounted on the front and rear ends of the inner wall of the first U-shaped block (201) with uniform distribution; and the upper end surface of the first auxiliary roller (202) is located above the upper end surface of the first U-shaped block (201).

4. The suspended aluminum profile spraying conveying device according to claim 3 is characterized in that: The second auxiliary conveying assembly (3) comprises a second U-shaped block (301), a second auxiliary roller (302) and a first limit block (303); a second U-shaped block (301) is arranged on the left and right sides of the first U-shaped block (201); the opening of the second U-shaped block (301) faces upward; the front and rear ends of the inner wall of the second U-shaped block (301) are rotatably mounted with uniformly distributed second auxiliary rollers (302); the upper end surface of the second auxiliary roller (302) and the upper end surface of the first auxiliary roller (202) are in the same plane; the front and rear ends of the second U-shaped block (301) are fixedly connected to the edge of the first U-shaped block (201); the right end surface of the second U-shaped block (301) and the right end surface of the first U-shaped block (201) are in the same plane; and the ends of the two second U-shaped blocks (301) that are close to each other are in contact with the front and rear end surfaces of the first U-shaped block (201).

5. The suspended aluminum profile spraying conveying device according to claim 2, characterized in that: The suspension assembly (4) comprises a third U-shaped block (401) and a second limiting block (402); the third U-shaped block (401) is fixedly connected to the center of the lower end of the top plate (104); and the second limiting block (402) is fixedly connected to the front and rear ends of the inner wall of the third U-shaped block (401).

6. The suspended aluminum profile spraying conveying device according to claim 5, characterized in that: The clamping assembly (5) comprises a T-shaped block (501), a clamping groove (502), an electric cylinder (503), a clamping plate (504), a connecting block (505), a fixing column (506) and a U-shaped column (507); a plurality of T-shaped blocks (501) are movably arranged on the inner wall of the third U-shaped block (401); a connecting block (505) is fixedly connected between two adjacent T-shaped blocks (501); a clamping groove (502) is provided at the lower end of the T-shaped block (501); and the front and rear ends of the T-shaped block (501) are fixedly connected with The electric cylinder (503) includes an output shaft of the electric cylinder (503) that penetrates the outer wall of the T-block (501) and extends to the inside of the clamping groove (502) and is fixedly connected to a clamping plate (504); a fixing column (506) is fixedly connected to the right end face of the T-block (501) closest to one of the moving assemblies (6); a U-shaped column (507) is fixedly connected to the left end of the connecting block (505) closest to the other moving assembly (6); and a lower end face of the upper half of the T-block (501) is in contact with the upper end of the second limiting block (402).

7. The suspended aluminum profile spraying conveying device according to claim 6, characterized in that: The moving assembly (6) comprises a fourth U-shaped block (601), a fixed plate (602), a first ear plate (603), a second ear plate (604), a wire take-up roller (605), a motor (606), a bolt (607) and a wire rope (608); the outer wall at the lower end of the third U-shaped block (401) is movably provided with two fourth U-shaped blocks (601) symmetrical about the center of the third U-shaped block (401); the bolt (607) passes through the wall layers of the two fourth U-shaped blocks (601) and the front and rear ends of the third U-shaped block (401) and extends to the outside of the third U-shaped block (401); the lower ends of the two fourth U-shaped blocks (601) are fixedly connected to the fixed plate (602). ); the lower end of the fixed plate (602) is fixedly connected to a first ear plate (603) and a second ear plate (604); a take-up roller (605) is rotatably installed between the first ear plate (603) and the second ear plate (604); the rear end of the first ear plate (603) is fixedly connected to a motor (606); the front end of the output shaft of the motor (606) passes through the first ear plate (603) and is fixedly connected to the rotating shaft at the rear end of the take-up roller (605); a wire rope (608) is wound around the outer wall of the take-up roller (605); the other end of the wire rope (608) is fixedly connected to the fixed column (506); the other end of the wire rope (608) of another movable component (6) is arranged on a U-shaped column (507).

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