Robot mechanical arm convenient to disassemble and assemble

Abstract

The robot mechanical arm comprises a base, a fixing block is fixedly connected to the upper side of the base, a mounting groove is formed in the inner side of the fixing block, a mechanical arm body is movably connected to the inner side of the mounting groove, a movable groove is formed in the surface of the fixing block, and a fixing screw rod is movably connected to the inner side of the movable groove. The fixing screw rod is in threaded connection with the fixing block, the outer side of the fixing screw rod is movably connected with a bevel gear, the bevel gear is movably connected with the fixing block, and the inner side of the base is movably connected with a gear ring. By arranging the gear ring, the bevel gears drive the fixing screw rod to rotate, the fixing screw rod can be screwed into or out of the inner side of the mechanical arm body, the disassembly and assembly convenience of the device is improved, by arranging the clamping plate, the mechanical arm body can be further fixed through the clamping plate, and the fixing stability of the device is improved; the problem that a mechanical arm is inconvenient to disassemble and assemble is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical arms, in particular to a robot mechanical arm which is easy to assemble and disassemble. Background Art

[0002] Existing robot manipulators are generally installed and fixed using fixing bolts, and need to be installed using disassembly and assembly tools, which slows down the speed of disassembly and assembly of the manipulator and increases the labor intensity during the disassembly and assembly process of the manipulator.

[0003] Therefore, it is necessary to redesign the robotic arm to solve the problem of its inconvenient disassembly and assembly. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the purpose of the utility model is to provide a robot manipulator arm that is easy to disassemble and assemble.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a robot mechanical arm that is easy to disassemble and assemble, comprises a base, a fixed block is fixedly connected to the upper side of the base, an installation groove is opened on the inner side of the fixed block, and a mechanical arm body is movably connected to the inner side of the installation groove, and a movable groove is opened on the surface of the fixed block, and a fixing screw is movably connected to the inner side of the movable groove, and the fixing screw and the fixing block are threadedly connected, and a bevel gear is movably connected to the outer side of the fixing screw, and the bevel gear and the fixed block are movably connected, and a gear ring is movably connected to the inner side of the base, and the gear ring and the bevel gear are meshed, and a first pulley is fixedly connected to the lower side of the gear ring, and a second pulley is movably connected to the right side of the base, and a belt is movably connected to the outer side of the first pulley, and the belt and the second pulley are movably connected, and a movable plate is movably connected to the outer side of the fixed screw, and a card plate is fixedly connected to the upper side of the movable plate, and a card slot is opened on the inner side of the mechanical arm body, and the card plate and the card slot are used in combination.

[0006] As a preferred embodiment of the utility model, a groove is provided on the inner side of the fixing screw rod, a protrusion is movably connected to the inner side of the groove, and the protrusion is fixedly connected to the bevel gear.

[0007] As a preferred embodiment of the present invention, a placement groove is provided on the surface of the base, and the placement groove is movably connected to the robot arm body.

[0008] As a preferred embodiment of the utility model, a stabilizing plate is fixedly connected to the right side of the base, and the stabilizing plate is movably connected to the second pulley.

[0009] As a preferred embodiment of the utility model, a handle is movably connected to the upper side of the stabilizing plate, and the handle is fixedly connected to the second pulley.

[0010] As a preferred embodiment of the utility model, a through groove is provided on the surface of the base, and the through groove is movably connected to the bevel gear.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model provides a gear ring so that multiple bevel gears drive the fixed screw to rotate, so that the fixed screw can be screwed into or out of the inner side of the robot body, thereby improving the convenience of disassembly and assembly of the device. By providing a clamping plate, it is convenient to further fix the robot body through the clamping plate, thereby improving the stability of the device fixation and solving the problem of inconvenient disassembly and assembly of the robot arm.

[0013] 2. The utility model makes the connection between the fixed screw and the bevel gear more stable through the arrangement of the grooves and the protrusions, thereby improving the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the front view of the structure of the utility model;

[0015] Figure 2 This is a bottom view of the structure of the utility model;

[0016] Figure 3 It is a top view of the structure of the utility model.

[0017] In the figure: 1. base; 2. fixed block; 3. mounting slot; 4. robot arm body; 5. movable slot; 6. fixing screw; 7. bevel gear; 8. gear ring; 9. first pulley; 10. second pulley; 11. belt; 12. moving plate; 13. clamping plate; 14. clamping slot; 15. groove; 16. protrusion; 17. placement slot; 18. stabilizing plate; 19. turning handle; 20. through slot. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] like Figures 1 to 3As shown, the utility model provides a robot mechanical arm which is easy to disassemble and assemble, comprising a base 1, a fixed block 2 is fixedly connected to the upper side of the base 1, a mounting groove 3 is opened inside the fixed block 2, a mechanical arm body 4 is movably connected to the inner side of the mounting groove 3, a movable groove 5 is opened on the surface of the fixed block 2, a fixed screw 6 is movably connected to the inner side of the movable groove 5, the fixed screw 6 is threadedly connected to the fixed block 2, a bevel gear 7 is movably connected to the outer side of the fixed screw 6, the bevel gear 7 is movably connected to the fixed block 2, a gear ring 8 is movably connected to the inner side of the base 1, the gear ring 8 is meshed with the bevel gear 7, a first pulley 9 is fixedly connected to the lower side of the gear ring 8, a second pulley 10 is movably connected to the right side of the base 1, a belt 11 is movably connected to the outer side of the first pulley 9, the belt 11 is movably connected to the second pulley 10, a movable plate 12 is movably connected to the outer side of the fixed screw 6, a clamping plate 13 is fixedly connected to the upper side of the movable plate 12, a clamping groove 14 is opened inside the mechanical arm body 4, and the clamping plate 13 and the clamping groove 14 are used in conjunction with each other.

[0020] refer to Figure 1 A groove 15 is provided inside the fixing screw rod 6 , and a protrusion 16 is movably connected inside the groove 15 , and the protrusion 16 is fixedly connected to the bevel gear 7 .

[0021] As a technical optimization solution of the utility model, the arrangement of the groove 15 and the protrusion 16 makes the connection between the fixed screw 6 and the bevel gear 7 more stable, thereby improving the stability of the device.

[0022] refer to Figure 2 A placement groove 17 is provided on the surface of the base 1 , and the placement groove 17 is movably connected to the robot arm body 4 .

[0023] As a technical optimization solution of the present invention, the mechanical arm body 4 can be installed by setting the placement groove 17, thereby improving the convenience of device installation.

[0024] refer to Figure 1 A stabilizing plate 18 is fixedly connected to the right side of the base 1 , and the stabilizing plate 18 is movably connected to the second pulley 10 .

[0025] As a technical optimization solution of the present invention, by providing the stabilizing plate 18, the rotation of the second pulley 10 is made more stable, thereby improving the stability of the device.

[0026] refer to Figure 1 A turning handle 19 is movably connected to the upper side of the stabilizing plate 18 , and the turning handle 19 is fixedly connected to the second pulley 10 .

[0027] As a technical optimization solution of the present invention, the setting of the turning handle 19 makes the rotation of the second pulley 10 more stable, thereby improving the stability of the device.

[0028] refer to Figure 2A through groove 20 is provided on the surface of the base 1, and the through groove 20 is movably connected to the bevel gear 7.

[0029] As a technical optimization solution of the present invention, the provision of the through groove 20 makes it easier for the teeth of the bevel gear 7 to mesh with the teeth of the gear ring 8, thereby improving the stability of the device in use.

[0030] The working principle and use process of the utility model are as follows: during disassembly and assembly, the handle 19 is turned to drive the second pulley 10 to rotate through the handle 19, the belt 11 is driven to rotate through the second pulley 10, the first pulley 9 is driven to rotate through the belt 11, the ring gear 8 is driven to rotate through the first pulley 9, the bevel gear 7 is driven to rotate through the ring gear 8, the projection 16 is driven to rotate through the bevel gear 7, the fixed screw 6 is driven to rotate through the projection 16, so that the fixed screw 6 moves and rotates, so that the fixed screw 6 is screwed out of the inner side of the mechanical arm body 4, and at the same time, the movable plate 12 is driven to move through the fixed screw 6, and the clamping plate 13 is driven to separate from the groove 15 through the movable plate 12.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A robot arm that is easy to assemble and disassemble, comprising a base (1), characterized in that: The upper side of the base (1) is fixedly connected to a fixed block (2), the inner side of the fixed block (2) is provided with a mounting groove (3), the inner side of the mounting groove (3) is movably connected to a mechanical arm body (4), the surface of the fixed block (2) is provided with a movable groove (5), the inner side of the movable groove (5) is movably connected to a fixed screw (6), the fixed screw (6) and the fixed block (2) are threadedly connected, the outer side of the fixed screw (6) is movably connected to a bevel gear (7), the bevel gear (7) and the fixed block (2) are movably connected, the inner side of the base (1) is movably connected to a gear ring (8), the gear ring (8) is meshed with a bevel gear (7), a first pulley (9) is fixedly connected to the lower side of the gear ring (8), a second pulley (10) is movably connected to the right side of the base (1), a belt (11) is movably connected to the outer side of the first pulley (9), the belt (11) and the second pulley (10) are movably connected, a movable plate (12) is movably connected to the outer side of the fixed screw (6), a clamping plate (13) is fixedly connected to the upper side of the movable plate (12), a clamping groove (14) is opened on the inner side of the mechanical arm body (4), and the clamping plate (13) and the clamping groove (14) are used in conjunction with each other.

2. The robot arm that is easy to assemble and disassemble according to claim 1, characterized in that: A groove (15) is provided inside the fixing screw rod (6), a convex block (16) is movably connected inside the groove (15), and the convex block (16) is fixedly connected to the bevel gear (7).

3. The robot arm that is easy to assemble and disassemble according to claim 1, characterized in that: A placement groove (17) is provided on the surface of the base (1), and the placement groove (17) is movably connected to the mechanical arm body (4).

4. The robot arm that is easy to assemble and disassemble according to claim 1, characterized in that: A stabilizing plate (18) is fixedly connected to the right side of the base (1), and the stabilizing plate (18) is movably connected to the second pulley (10).

5. The robot arm that is easy to assemble and disassemble according to claim 4, characterized in that: A turning handle (19) is movably connected to the upper side of the stabilizing plate (18), and the turning handle (19) is fixedly connected to the second pulley (10).

6. The robot arm that is easy to assemble and disassemble according to claim 1, characterized in that: A through groove (20) is provided on the surface of the base (1), and the through groove (20) is movably connected to the bevel gear (7).

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