CN219726296U - Robot arm convenient to disassemble and maintain - Google Patents

Abstract

The utility model belongs to the field of robots, in particular to a robot arm convenient to disassemble and maintain, which comprises an arm at the lower part of the robot; the top of the arm at the lower part of the robot is provided with the arm at the upper part of the robot; the top of the arm at the lower part of the robot is fixedly connected with a first fixing column; a plurality of groups of fixing grooves are formed in the top of the first fixing column; a plurality of groups of attaching columns are rotatably connected to the bottom of the first fixing column; when the robot is in operation, the connecting plate drives the second rotating shaft to enable the second fixing column to rotate towards the direction of the elastic plate, so that the fixing effect of the second fixing column on the attaching column is contacted, and meanwhile, the first fixing column is operated to move towards the direction away from the arm of the lower part of the robot, so that the disassembly and maintenance work of the arm of the lower part of the robot and the arm of the upper part of the robot can be completed; the whole device reduces the occurrence of the condition that the whole disassembly and maintenance work is complicated because bolts with different sizes and models are installed on the robot arm and different external auxiliary equipment is needed to complete the disassembly of the arm.

Description

Robot arm convenient to disassemble and maintain

Technical Field

The utility model relates to the field of robots, in particular to a robot arm convenient to disassemble and maintain.

Background

The robot is mechanical intelligence which can automatically complete or semi-automatically complete work through a programmed and installed automatic control system; the arm is often used for the position of work as the robot, and the robot often appears damaging the condition emergence in long-time use, just needs to dismantle the maintenance to the robot arm at this moment.

In the prior art, the robot arm convenient to disassemble and maintain is disassembled by external auxiliary equipment often, so that the robot arm is disassembled by the bolts used for fixing the robot arm.

In working, as bolts with different sizes and types are arranged on the robot arm in the process of disassembling the robot arm, the robot arm can be disassembled only by different external auxiliary equipment, and the whole disassembling and maintaining work is complicated; therefore, a robot arm convenient to disassemble and maintain is provided for the problems.

Disclosure of Invention

In order to make up the defects in the prior art, the problem that the whole disassembly and maintenance work is complicated because bolts with different sizes and types are installed on the robot arm in the process of disassembling the robot arm can be solved, and different external auxiliary equipment is needed for disassembling the robot arm is solved.

The technical scheme adopted for solving the technical problems is as follows: the robot arm convenient to disassemble and maintain comprises an arm at the lower part of a robot; the top of the arm at the lower part of the robot is provided with the arm at the upper part of the robot; the top of the arm at the lower part of the robot is fixedly connected with a first fixing column; a plurality of groups of fixing grooves are formed in the top of the first fixing column; a plurality of groups of attaching columns are rotatably connected to the bottom of the first fixing column; a first object placing groove is formed in the outer side wall of the arm at the upper part of the robot; a second storage groove is formed in the top of the inner side of the first storage groove; the inner side wall of the second storage groove is rotatably connected with a first rotating shaft; the outer side wall of the second storage groove is fixedly connected with a first extrusion plate; the outer side wall of the second storage groove is fixedly connected with a second extrusion plate; a third object placing groove is formed in the outer side wall of the arm at the upper part of the robot; the inner side of the third storage groove is connected with a sliding column in a sliding manner; a plurality of groups of fourth storage grooves are formed in the bottom of the inner side of the first storage groove; an elastic plate is fixedly connected to the side wall of one side of the fourth storage groove; the inner side of the fourth storage groove is rotatably connected with a second rotating shaft; the outer side wall of the second rotating shaft is fixedly connected with a second fixing column; the side wall of the second fixing column close to the elastic plate is fixedly connected with the side wall of the elastic plate close to the second fixing column; a limiting plate is fixedly connected to the inner side wall of the fourth storage groove; the side wall of one side of the limiting plate is mutually attached to the outer side wall of the second fixing column; a connecting plate is fixedly connected to the bottom of the second rotating shaft; the bottom of the connecting plate is fixedly connected with the top of the slide column; the bolts with different sizes and models are arranged on the robot arm, and the robot arm can be disassembled only by different external auxiliary equipment, so that the condition that the whole disassembly and maintenance work is complicated is solved.

Preferably, the bottom of the inner side of the first storage groove is fixedly connected with a storage column; a plurality of groups of sliding blocks are fixedly connected to the bottom of the first fixed column; the sliding blocks are arranged on two sides of the bottom of the first fixed column; the inner side of the object placing column is connected with the laminating soft board in a sliding way; a spring is fixedly connected to the bottom of the laminating soft board; the bottom of the spring is fixedly connected with the bottom of the inner side of the storage column; the stability of the first fixing column when the whole device is used after the first storage groove is fixed at the inner side is improved.

Preferably, the bottom of the inner side of the object placing column is fixedly connected with a plurality of groups of first magnetic force soft plates; the pair of first magnetic force soft plates are arranged on two sides of the spring; a plurality of groups of second magnetic force soft boards are fixedly connected to the bottom of the laminating soft board; the pair of second magnetic force soft plates are arranged on two sides of the spring; the stability of the first fixing column when the whole device is used after the first storage groove is fixed at the inner side is improved.

Preferably, a fifth storage groove is formed in the bottom of the inner side of the third storage groove; a plurality of groups of reset plates are fixedly connected to the bottom of the inner side of the fifth storage groove; the bottom end of the reset plate is fixedly connected with the bottom of the sliding column; the overall arrangement promotes stability of the spool when reinstalled.

Preferably, both side walls of the inner side of the storage column are rotatably connected with rotary columns; the rotating columns are rotatably connected with a plurality of groups on two side walls of the inner side of the object placing column; the side walls of one side, close to each other, of the rotating column are mutually attached to the two side walls of the attaching soft board; the situation that the moving effect of the inner side of the laminating soft board through the object placing column is damaged when the laminating soft board is extruded by the first fixing column is reduced.

Preferably, the friction soft board is fixedly connected to the top of the laminating soft board; the friction soft board is fixedly connected with a plurality of groups at the top of the attaching soft board; the stability of the first fixing column when the whole device is used after the first storage groove is fixed at the inner side is improved.

The utility model has the advantages that:

1. according to the robot arm convenient to detach and maintain, the sliding column is operated to move towards the inner side of the third storage groove, so that the connecting plate moves towards the inner side of the third storage groove and away from the sliding column, the connecting plate drives the second rotating shaft to enable the second fixing column to rotate towards the elastic plate, the fixing effect of the second fixing column on the attaching column is contacted, and meanwhile, the first fixing column is operated to move towards the direction away from the arm of the lower part of the robot, so that the detachment and maintenance work of the arm of the lower part of the robot and the arm of the upper part of the robot can be completed; the whole device reduces the occurrence of the condition that the whole disassembly and maintenance work is complicated because bolts with different sizes and models are installed on the robot arm and different external auxiliary equipment is needed to complete the disassembly of the arm.

2. According to the robot arm convenient to detach and maintain, the stability of the first fixing column when the whole device is used after the fixing of the inner side of the first storage groove is completed is improved through the mutual friction between the attached soft plate and the bottom of the first fixing column.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a lower arm of a robot according to the present utility model;

FIG. 2 is a schematic view of a first fixing post structure according to the present utility model;

FIG. 3 is an enlarged view at A of FIG. 2;

FIG. 4 is a schematic diagram of the internal structure of the second storage tank according to the present utility model;

FIG. 5 is an enlarged view at B of FIG. 4;

FIG. 6 is a schematic diagram of the internal structure of a fourth storage tank according to the present utility model;

fig. 7 is a schematic view of a spring structure in the present utility model.

In the figure: 1. an arm at the lower part of the robot; 11. an arm at the upper part of the robot; 12. a first fixing column; 13. a fixing groove; 14. attaching a column; 15. a first storage tank; 16. a second storage tank; 17. a first rotating shaft; 18. a first pressing plate; 19. a second pressing plate; 110. a third storage tank; 111. a spool; 112. a fourth storage groove; 113. an elastic plate; 114. a second rotating shaft; 115. a second fixing column; 116. a limiting plate; 117. a connecting plate; 2. a storage column; 21. a slide block; 22. attaching a soft board; 23. a spring; 3. a first magnetic force soft board; 31. a second magnetic force soft board; 4. a fifth storage tank; 41. a reset plate; 5. a rotating column; 6. friction soft board; 7. and (5) protecting the soft board.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, a robot arm for easy disassembly and maintenance includes a robot lower arm 1; the top of the robot lower part arm 1 is provided with a robot upper part arm 11; the top of the arm 1 at the lower part of the robot is fixedly connected with a first fixing column 12; a plurality of groups of fixing grooves 13 are formed in the top of the first fixing column 12; the bottom of the first fixed column 12 is rotatably connected with a plurality of groups of attaching columns 14; the outer side wall of the arm 11 at the upper part of the robot is provided with a first storage groove 15; a second storage groove 16 is formed in the top of the inner side of the first storage groove 15; the inner side wall of the second storage groove 16 is rotatably connected with a first rotating shaft 17; the outer side wall of the second storage groove 16 is fixedly connected with a first extrusion plate 18; the outer side wall of the second storage groove 16 is fixedly connected with a second extrusion plate 19; a third storage groove 110 is formed in the outer side wall of the arm 11 at the upper part of the robot; a sliding column 111 is slidably connected to the inner side of the third storage groove 110; a plurality of groups of fourth storage grooves 112 are formed in the bottom of the inner side of the first storage groove 15; an elastic plate 113 is fixedly connected to the side wall of one side of the fourth storage groove 112; the inner side of the fourth storage groove 112 is rotatably connected with a second rotating shaft 114; a second fixing column 115 is fixedly connected to the outer side wall of the second rotating shaft 114; the side wall of the second fixing column 115, which is close to the elastic plate 113, is fixedly connected with the side wall of the elastic plate 113, which is close to the second fixing column 115; a limiting plate 116 is fixedly connected to the inner side wall of the fourth storage groove 112; the side wall of one side of the limiting plate 116 is mutually attached to the outer side wall of the second fixing column 115; a connecting plate 117 is fixedly connected to the bottom of the second rotating shaft 114; the bottom of the connecting plate 117 is fixedly connected with the top of the sliding column 111; when the robot is in operation, the elastic plate 113 is made of an elastic material, the arm 1 at the lower part of the robot is operated to move towards the arm 11 at the upper part of the robot, the first fixed column 12 is driven to enter the inner side of the first storage groove 15, the outer side wall of the attaching column 14 extrudes the second fixed column 115, so that the second fixed column 115 moves towards the elastic plate 113 through the second rotating shaft 114, when the attaching column 14 does not extrude the second fixed column 115 any more, the second fixed column 115 is reset due to the elastic material of the elastic plate 113, the rotation range of the second fixed column 115 is blocked by the limiting plate 116, and the condition that the second fixed column 115 rotates to the top of the limiting plate 116 is reduced; the second fixing column 115 is matched with the second rotating shaft 114, so that the first fixing column 12 fixes the inner side of the first storage groove 15, when the first fixing column 12 is close to the side wall of one side of the first extruding plate 18 to extrude the first extruding plate 18, the first extruding plate 18 rotates to the second storage groove 16 through the first rotating shaft 17, the second extruding plate 19 is driven to rotate to the first fixing column 12 through the first rotating shaft 17, and finally the bottom end of the second extruding plate 19 enters the inner side of the fixing groove 13, so that the fixing work of the robot lower arm 1 and the robot upper arm 11 is completed; when the lower arm 1 of the robot and the upper arm 11 of the robot need to be disassembled, the sliding column 111 is operated to move towards the inner side of the third storage groove 110, so that the connecting plate 117 moves towards the inner side of the third storage groove 110 and away from the sliding column 111, the connecting plate 117 drives the second rotating shaft 114 to rotate the second fixing column 115 towards the direction of the elastic plate 113, so as to contact the fixing effect of the second fixing column 115 on the attaching column 14, and simultaneously, the first fixing column 12 is operated to move towards the direction away from the lower arm 1 of the robot, so that the disassembly and maintenance work of the lower arm 1 of the robot and the upper arm 11 of the robot can be completed; the whole device reduces the occurrence of the condition that the whole disassembly and maintenance work is complicated because bolts with different sizes and models are installed on the robot arm and different external auxiliary equipment is needed to complete the disassembly of the arm.

Referring to fig. 5 and 7, the bottom of the inner side of the first storage tank 15 is fixedly connected with a storage column 2; a plurality of groups of sliding blocks 21 are fixedly connected to the bottom of the first fixed column 12; the pair of sliding blocks 21 are arranged on two sides of the bottom of the first fixed column 12; the inner side of the object placing column 2 is connected with the laminating soft board 22 in a sliding way; a spring 23 is fixedly connected to the bottom of the laminating soft board 22; the bottom of the spring 23 is fixedly connected with the bottom of the inner side of the object placing column 2; when the device works, the attaching soft plate 22 and the springs 23 are made of elastic materials, the sliding block 21 enters the inner side of the first storage groove 15 along with the first fixing column 12, and finally the sliding block 21 enters the inner side of the top of the storage column 2, the side wall of the attaching soft plate 22, which is close to the first fixing column 12, is provided with a curved surface, the attaching soft plate 22 guides the first fixing column 12, and the attaching soft plate 22 enters the bottom of the first fixing column 12; because spring 23 self is the elasticity material, mutually supporting through laminating soft board 22 and spring 23 to make laminating soft board 22 to the extrusion of first fixed column 12 bottom direction, through laminating soft board 22 and the mutual friction of first fixed column 12 bottom, promoted the stability when the fixed back of accomplishing in first thing groove 15 is put to first fixed column 12, use whole device.

Referring to fig. 7, a plurality of groups of first magnetic force flexible boards 3 are fixedly connected to the bottom of the inner side of the object placing column 2; a pair of first magnetic force soft plates 3 are arranged on two sides of the spring 23; a plurality of groups of second magnetic force soft plates 31 are fixedly connected to the bottom of the laminating soft plate 22; a pair of second magnetic force soft plates 31 are arranged on two sides of the spring 23; when the magnetic force type laminating machine works, the first magnetic force soft board 3 and the second magnetic force soft board 31 are made of magnetic force materials, and when the sliding block 21 is extruded by the first fixing column 12, the first magnetic force soft board 3 and the second magnetic force soft board 31 repel each other due to magnetic force to generate repulsive force, so that the laminating soft board 22 moves upwards; the whole device improves the attaching effect of the attaching soft plate 22 to the bottom of the first fixed column 12; the stability of the first fixing column 12 when the whole device is used after the fixing of the inner side of the first storage groove 15 is completed is improved.

Referring to fig. 4, a fifth storage tank 4 is formed at the bottom of the inner side of the third storage tank 110; a plurality of groups of reset plates 41 are fixedly connected to the bottom of the inner side of the fifth storage groove 4; the bottom end of the reset plate 41 is fixedly connected with the bottom of the sliding column 111; when in work; when the reset plate 41 is made of elastic materials and the operation slide column 111 moves to the inner side of the third storage groove 110 to complete the disassembly work of the robot lower arm 1 and the robot upper arm 11, the reset plate 41 is made of elastic materials, so that the slide column 111 is restored to the initial position, and the overall device improves the stability of the slide column 111 during reinstallation.

Referring to fig. 7, two side walls on the inner side of the storage column 2 are rotatably connected with a rotating column 5; the rotating columns 5 are rotatably connected with a plurality of groups on two side walls of the inner side of the object placing column 2; a pair of rotating posts 5 are mutually attached to the side walls of the side close to one another and the two side walls of the attaching soft plate 22; during operation, the rotary column 5 moves along with the laminating soft board 22 at the inner side of the object placing column 2 and rotates together, so that the laminating soft board 22 moves more stably at the inner side of the object placing column 2, and the condition that the moving effect of the laminating soft board 22 at the inner side of the object placing column 2 is damaged when the laminating soft board 22 is extruded by the first fixing column 12 is reduced.

Referring to fig. 5, a friction soft board 6 is fixedly connected to the top of the bonding soft board 22; the friction soft board 6 is fixedly connected with a plurality of groups at the top of the bonding soft board 22; during operation, the friction soft board 6 is made of elastic materials, and the friction soft board 6 rubs with the bottom of the first fixed column 12 along with the laminating soft board 22, so that the friction effect of the laminating soft board 22 on the bottom of the first fixed column 12 is improved; the stability of the first fixing column 12 when the whole device is used after the fixing of the inner side of the first storage groove 15 is completed is improved.

Referring to fig. 5, a protection soft board 7 is fixedly connected to the bottom of the second extrusion plate 19; the protective soft board 7 is arranged on the inner side of the second storage groove 16; during operation, the protection soft board 7 is elastic material, and the protection soft board 7 rotates along with the second extrusion board 19, so that the protection soft board 7 enters the inner side of the fixed groove 13, the protection soft board 7 reduces the mutual friction between the second extrusion board 19 and the inner side wall of the fixed groove 13 for a long time, and the abrasion between the outer side wall of the bottom end of the second extrusion board 19 and the inner side wall of the fixed groove 13 is large.

When the robot is operated, the arm 1 at the lower part of the robot is operated to move towards the arm 11 at the upper part of the robot, the first fixed column 12 is driven to enter the inner side of the first storage groove 15, the outer side wall of the attaching column 14 extrudes the second fixed column 115, so that the second fixed column 115 moves towards the elastic plate 113 through the second rotating shaft 114, when the attaching column 14 does not extrude the second fixed column 115 any more, the elastic plate 113 is self-elastic, so that the second fixed column 115 is reset, the rotation range of the second fixed column 115 is blocked by the limiting plate 116, and the condition that the second fixed column 115 rotates to the top of the limiting plate 116 is reduced; the second fixing column 115 is matched with the second rotating shaft 114, so that the first fixing column 12 fixes the inner side of the first storage groove 15, when the first fixing column 12 is close to the side wall of one side of the first extruding plate 18 to extrude the first extruding plate 18, the first extruding plate 18 rotates to the second storage groove 16 through the first rotating shaft 17, the second extruding plate 19 is driven to rotate to the first fixing column 12 through the first rotating shaft 17, and finally the bottom end of the second extruding plate 19 enters the inner side of the fixing groove 13, so that the fixing work of the robot lower arm 1 and the robot upper arm 11 is completed; when the lower arm 1 of the robot and the upper arm 11 of the robot need to be disassembled, the sliding column 111 is operated to move towards the inner side of the third storage groove 110, so that the connecting plate 117 moves towards the inner side of the third storage groove 110 and away from the sliding column 111, the connecting plate 117 drives the second rotating shaft 114 to rotate the second fixing column 115 towards the direction of the elastic plate 113, so as to contact the fixing effect of the second fixing column 115 on the attaching column 14, and simultaneously, the first fixing column 12 is operated to move towards the direction away from the lower arm 1 of the robot, so that the disassembly and maintenance work of the lower arm 1 of the robot and the upper arm 11 of the robot can be completed; the whole device reduces the occurrence of the condition that bolts with different sizes and types are arranged on the robot arm, and the robot arm can be disassembled only by different external auxiliary equipment, so that the whole disassembly and maintenance work is complicated; the attaching soft plate 22 and the springs 23 are made of elastic materials, the sliding block 21 enters the inner side of the first storage groove 15 along with the first fixing column 12, and finally the sliding block 21 enters the inner side of the top of the storage column 2, the side wall of the attaching soft plate 22, which is close to the first fixing column 12, is arranged in a curved surface, the attaching soft plate 22 guides the first fixing column 12, and the attaching soft plate 22 enters the bottom of the first fixing column 12; because the spring 23 is made of elastic materials, the laminating soft board 22 is mutually matched with the spring 23, so that the laminating soft board 22 is extruded towards the bottom of the first fixing column 12, and the stability of the first fixing column 12 when the whole device is used after the fixing of the inner side of the first storage groove 15 is finished is improved through the mutual friction between the laminating soft board 22 and the bottom of the first fixing column 12; the first magnetic force soft board 3 and the second magnetic force soft board 31 are made of magnetic force materials, when the sliding block 21 is extruded by the first fixing column 12, the first magnetic force soft board 3 and the second magnetic force soft board 31 repel each other due to magnetic force, and repulsive force is generated, so that the attaching soft board 22 moves upwards; the whole device improves the attaching effect of the attaching soft plate 22 to the bottom of the first fixed column 12; the stability of the first fixing column 12 when the whole device is used after the fixing of the inner side of the first storage groove 15 is completed is improved; when the reset plate 41 is made of elastic materials and the operation slide column 111 moves to the inner side of the third storage groove 110 to finish the disassembly work of the arm 1 at the lower part of the robot and the arm 11 at the upper part of the robot, the reset plate 41 is made of elastic materials, so that the slide column 111 is restored to the initial position, and the overall device improves the stability of the slide column 111 when being reinstalled; the rotating column 5 rotates along with the movement of the laminating soft board 22 at the inner side of the object placing column 2, so that the movement of the laminating soft board 22 at the inner side of the object placing column 2 is more stable, and the situation that the moving effect of the laminating soft board 22 at the inner side of the object placing column 2 is damaged when the laminating soft board 22 is extruded by the first fixed column 12 is reduced; the friction soft board 6 is made of elastic materials, and the friction soft board 6 rubs with the bottom of the first fixed column 12 along with the laminating soft board 22, so that the friction effect of the laminating soft board 22 on the bottom of the first fixed column 12 is improved; the stability of the first fixing column 12 when the whole device is used after the fixing of the inner side of the first storage groove 15 is completed is improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. A robot arm convenient to disassemble and maintain comprises a robot lower part arm (1); the top of the robot lower part arm (1) is provided with a robot upper part arm (11); the top of the arm (1) at the lower part of the robot is fixedly connected with a first fixing column (12); the method is characterized in that: a plurality of groups of fixing grooves (13) are formed in the top of the first fixing column (12); a plurality of groups of attaching columns (14) are rotatably connected to the bottom of the first fixing column (12); a first storage groove (15) is formed in the outer side wall of the arm (11) at the upper part of the robot; a second storage groove (16) is formed in the top of the inner side of the first storage groove (15); the inner side wall of the second storage groove (16) is rotatably connected with a first rotating shaft (17); the outer side wall of the second storage groove (16) is fixedly connected with a first extrusion plate (18); the outer side wall of the second storage groove (16) is fixedly connected with a second extrusion plate (19); a third storage groove (110) is formed in the outer side wall of the arm (11) at the upper part of the robot; a sliding column (111) is connected to the inner side of the third storage groove (110) in a sliding manner; a plurality of groups of fourth storage grooves (112) are formed in the bottom of the inner side of the first storage groove (15); an elastic plate (113) is fixedly connected to the side wall of one side of the fourth storage groove (112); the inner side of the fourth storage groove (112) is rotatably connected with a second rotating shaft (114); a second fixing column (115) is fixedly connected to the outer side wall of the second rotating shaft (114); the side wall of the second fixing column (115) close to the elastic plate (113) is fixedly connected with the side wall of the elastic plate (113) close to the second fixing column (115); a limiting plate (116) is fixedly connected to the inner side wall of the fourth storage groove (112); the side wall at one side of the limiting plate (116) is mutually attached to the outer side wall of the second fixing column (115); a connecting plate (117) is fixedly connected to the bottom of the second rotating shaft (114); the bottom of the connecting plate (117) is fixedly connected with the top of the sliding column (111).

2. The robot arm for easy disassembly and maintenance according to claim 1, wherein: the bottom of the inner side of the first storage groove (15) is fixedly connected with a storage column (2); a plurality of groups of sliding blocks (21) are fixedly connected to the bottom of the first fixed column (12); the pair of sliding blocks (21) are arranged on two sides of the bottom of the first fixed column (12); the inner side of the object placing column (2) is connected with the laminating soft board (22) in a sliding way; a spring (23) is fixedly connected to the bottom of the laminating soft board (22); the bottom of the spring (23) is fixedly connected with the bottom of the inner side of the object placing column (2).

3. The robot arm for easy disassembly and maintenance according to claim 2, wherein: a plurality of groups of first magnetic force soft plates (3) are fixedly connected to the bottom of the inner side of the object placing column (2); the pair of first magnetic force soft plates (3) are arranged at two sides of the spring (23); a plurality of groups of second magnetic force soft plates (31) are fixedly connected to the bottom of the laminating soft plate (22); a pair of second magnetic force soft plates (31) are arranged on two sides of the spring (23).

4. A robot arm for easy disassembly and maintenance as set forth in claim 3, wherein: a fifth storage groove (4) is formed in the bottom of the inner side of the third storage groove (110); a plurality of groups of reset plates (41) are fixedly connected to the bottom of the inner side of the fifth storage groove (4); the bottom end of the reset plate (41) is fixedly connected with the bottom of the sliding column (111).

5. The robot arm for easy disassembly and maintenance as set forth in claim 4, wherein: the two side walls of the inner side of the object placing column (2) are both rotationally connected with a rotating column (5); the rotating columns (5) are rotatably connected with a plurality of groups on two side walls of the inner side of the object placing column (2); the side walls of one side, close to each other, of the rotating column (5) are mutually attached to the two side walls of the attaching soft plate (22).

6. The robot arm for easy disassembly and maintenance according to claim 5, wherein: the friction soft board (6) is fixedly connected to the top of the laminating soft board (22); the friction soft board (6) is fixedly connected with a plurality of groups at the top of the attaching soft board (22).