Mechanical arm for industrial robot

Abstract

The utility model discloses a mechanical arm for an industrial robot, which comprises a mechanical arm main body, the mechanical arm main body is provided with a mechanical claw, the mechanical claw is fixedly connected with a mounting plate, the mechanical arm main body is fixedly connected with a bearing plate, and the bearing plate is provided with an auxiliary mechanism for locking the position of the mounting plate. The auxiliary mechanism comprises a positioning plate, a clamping column and a connecting block, the positioning plate is arranged on the side portion of the bearing plate in a sliding mode, the mounting plate is connected with the bearing plate through the positioning plate, the clamping column is arranged on the side of the positioning plate in a sliding mode, and the clamping column is used for locking the relative position of the positioning plate and the bearing plate. Through mutual cooperation of the mounting plate, the bearing plate, the positioning plate, the clamping column, the connecting block, the connecting plate and the anti-falling column, the connecting block drives the clamping column to lock the position of the positioning plate, the anti-falling column limits the relative position of the connecting plate and the connecting block, mounting and dismounting of the mounting plate and the mechanical claw are facilitated, and the working efficiency is improved. And the mechanical claw can be directly taken down and replaced conveniently.

Description

Technical Field

[0001] The utility model relates to the field of industrial robot mechanical arms, in particular to a mechanical arm used for an industrial robot. Background Art

[0002] Industrial robots are generally a commonly used industrial equipment. Industrial robots can perform industrial processing and control, thereby saving manpower. Industrial robots have a wide range of uses.

[0003] The industrial robot in the prior art usually includes a robot arm body, a robot arm and a base, etc. The base can support the robot, and the robot arm is located on the robot arm body. The robot arm can usually clamp and move the workpiece or perform other operations. The length of the robot arm is usually set according to the needs.

[0004] A mechanical claw is usually provided at the end of the robotic arm, which can clamp the workpiece, and then the robotic arm moves the mechanical claw to move the workpiece. The mechanical claw is installed and fixed to the robotic arm by means of a mounting plate and multiple bolts, but when clamping different workpieces, the corresponding mechanical claw needs to be replaced for use, and then multiple bolts need to be rotated to unscrew the bolts from the screw holes on the robotic arm. However, after the bolts are rotated multiple times, there will be multiple frictions between the bolts and the screw holes on the robotic arm, resulting in wear, which affects the stability of the installation of the mechanical claw and is not convenient for replacing the mechanical claw according to needs. There are certain limitations. Utility Model Content

[0005] The purpose of the utility model is to provide a mechanical arm for an industrial robot to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a mechanical arm for an industrial robot, comprising:

[0007] A mechanical arm body, wherein a mechanical claw is disposed on a side of the mechanical arm body, a mounting plate is fixedly connected to a side of the mechanical claw, and a bearing plate is fixedly connected to a side of the mechanical arm body;

[0008] The supporting plate is provided with an auxiliary mechanism for locking the position of the mounting plate, and the auxiliary mechanism comprises:

[0009] A positioning plate, wherein the positioning plate is slidably disposed on a side of the bearing plate, and the mounting plate is connected to the bearing plate via the positioning plate;

[0010] A clamping column and a connecting block, wherein the clamping column is slidably arranged on the side of the positioning plate, the connecting block is located on the side of the bearing plate, the clamping column is used to lock the relative position of the positioning plate and the bearing plate, and the connecting block is used to pull the clamping column to move vertically;

[0011] A connecting plate and an anti-detachment column, wherein the connecting plate is located on the connecting block, the anti-detachment column is slidably arranged on the side of the connecting plate, the connecting plate is used to position the installation of the connecting block, and the anti-detachment column is used to lock the relative position of the connecting plate and the connecting block.

[0012] Preferably, the side of the positioning plate is fixedly connected to the mounting plate, a mounting groove is provided on the side of the supporting plate, the positioning plate is slidably and interlacedly connected with the inner cavity of the mounting groove, a first sliding groove is provided on the side of the inner wall of the mounting groove, a limiting groove is provided on the side of the positioning plate, and the clamping column is slidably and interlacedly connected with the inner cavity of the first sliding groove and the limiting groove.

[0013] Preferably, the side of the clamping column is fixedly connected to the connecting block, the side of the connecting plate is fixedly connected to the bearing plate, a second sliding groove is opened on the side of the connecting block, and the connecting plate is slidably connected with the inner cavity of the second sliding groove.

[0014] Preferably, a third slide groove is provided on the other side of the connecting block, a fourth slide groove is provided on the side of the inner wall of the third slide groove, a positioning groove is provided on the side of the connecting plate, the anti-slip column is slidably and interlacedly connected with the inner cavity of the fourth slide groove and the positioning groove, a movable plate for driving the anti-slip column to slide horizontally is fixedly connected to the side of the anti-slip column, and a pushing plate is fixedly connected to the side of the movable plate.

[0015] Preferably, a mounting rod is threadedly inserted and connected to the side of the connecting block, and the outer wall of the mounting rod is slidably inserted and connected to the movable plate. The outer wall of the mounting rod is sleeved on a spring for driving the movable plate to slide horizontally, one end of the spring is in contact with the movable plate, and the other end of the spring is in contact with the inner wall of the third slide groove.

[0016] Preferably, a reinforcement block is fixedly connected to the side of the mounting plate, a groove is provided on the side of the bearing plate, and the reinforcement block is slidably and interlacedly connected with the inner cavity of the groove.

[0017] Technical effects and advantages of the utility model:

[0018] The utility model utilizes the mutual cooperation of the mounting plate, the bearing plate, the positioning plate, the clamping column, the connecting block, the connecting plate and the anti-slip column. The mechanical claw is connected to the bearing plate through the mounting plate and the positioning plate. The connecting block drives the clamping column to lock the position of the positioning plate. The anti-slip column limits the relative position of the connecting plate and the connecting block, which is beneficial to the installation and disassembly of the mounting plate and the mechanical claw, and is convenient for direct removal and replacement of the mechanical claw, which is convenient for operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the front structure of the utility model.

[0020] Figure 2 It is a front sectional structural schematic diagram of the load-bearing plate of the utility model.

[0021] Figure 3 This is a structural schematic diagram of the connection block of the utility model.

[0022] In the figure: 1. Robot arm body; 2. Robot claw; 3. Mounting plate; 4. Load-bearing plate; 5. Auxiliary mechanism; 51. Positioning plate; 52. Clamping column; 53. Connecting block; 54. Connecting plate; 55. Anti-slip column; 56. Moving plate; 57. Pushing plate; 58. Mounting rod; 59. Spring; 510. Reinforcement block. DETAILED DESCRIPTION

[0023] 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.

[0024] The utility model provides Figure 1-3 A mechanical arm for an industrial robot shown in the figure includes a mechanical arm body 1, a mechanical claw 2 is arranged on the side of the mechanical arm body 1, and a mounting plate 3 is fixedly connected to the side of the mechanical claw 2, which is beneficial to supporting the mechanical claw 2 and facilitating the installation of the mechanical claw 2. A bearing plate 4 is fixedly connected to the side of the mechanical arm body 1, which is beneficial to connecting with the mounting plate 3.

[0025] Furthermore, an auxiliary mechanism 5 for locking the position of the mounting plate 3 is provided on the supporting plate 4. The auxiliary mechanism 5 includes a positioning plate 51, which is conducive to connecting the mounting plate 3 with the supporting plate 4, and then facilitating the positioning of the installation of the mounting plate 3, and then facilitating the positioning and installation of the mechanical claw 2. The positioning plate 51 is slidably arranged on the side of the supporting plate 4, and the mounting plate 3 is connected to the supporting plate 4 through the positioning plate 51, the clamping column 52 and the connecting block 53, the clamping column 52 is conducive to limiting the relative position of the positioning plate 51 and the supporting plate 4, and then facilitating the installation and disassembly of the mounting plate 3 and the mechanical claw 2, and facilitating the removal and replacement of the mechanical claw 2, and convenient operation. The connecting block 53 is conducive to driving the clamping column 52 to move, and is convenient for pulling the clamping column 52. The clamping column 52 is slidably arranged on the side of the positioning plate 51, and the connecting block 53 is located on the side of the supporting plate 4. The clamping column 52 is used to lock the positioning plate The relative position of 51 and the supporting plate 4, the connecting block 53 is used to pull the clamping column 52 to move vertically, the connecting plate 54 and the anti-slip column 55, the connecting plate 54 is conducive to connecting with the connecting block 53, and then it is conducive to positioning and installing the connecting block 53, the anti-slip column 55 is conducive to limiting the relative position of the connecting block 53 and the connecting plate 54, and then it is conducive to limiting the position of the connecting block 53, avoiding the random sliding of the connecting block 53 and the clamping column 52, the connecting plate 54 is located on the connecting block 53, the anti-slip column 55 is slidably arranged on the side of the connecting plate 54, the connecting plate 54 is used to position the installation of the connecting block 53, the anti-slip column 55 is used to lock the relative position of the connecting plate 54 and the connecting block 53, the side of the mounting plate 3 is fixedly connected with a reinforcing block 510, which is conducive to increasing the stability of the connection between the mounting plate 3 and the supporting plate 4, the side of the supporting plate 4 is provided with a groove, and the reinforcing block 510 is slidably connected with the inner cavity of the groove.

[0026] Specifically, the side of the positioning plate 51 is fixedly connected to the mounting plate 3, a mounting groove is provided on the side of the bearing plate 4, the positioning plate 51 is slidably and interlacedly connected to the inner cavity of the mounting groove, a first sliding groove is provided on the side of the inner wall of the mounting groove, a limiting groove is provided on the side of the positioning plate 51, the clamping column 52 is slidably and interlacedly connected to the inner cavities of the first sliding groove and the limiting groove, the side of the clamping column 52 is fixedly connected to the connecting block 53, the side of the connecting plate 54 is fixedly connected to the bearing plate 4, a second sliding groove is provided on the side of the connecting block 53, and the connecting plate 54 is slidably and interlacedly connected to the inner cavity of the second sliding groove.

[0027] Specifically, a third slide groove is provided on the other side of the connecting block 53, a fourth slide groove is provided on the side of the inner wall of the third slide groove, a positioning groove is provided on the side of the connecting plate 54, and the anti-slip column 55 is slidably interlaced with the inner cavity of the fourth slide groove and the positioning groove, and a movable plate 56 for driving the anti-slip column 55 to slide horizontally is fixedly connected to the side of the anti-slip column 55, which is conducive to driving the anti-slip column 55 to move and is convenient for operating the anti-slip column 55, and a pushing plate 57 is fixedly connected to the side of the moving plate 56, which is conducive to pushing the moving plate 56 to move, and the side of the connecting block 53 is threadedly interlaced with The mounting rod 58 is conducive to guiding the sliding of the movable plate 56, and is also conducive to guiding the deformation of the spring 59. The outer wall of the mounting rod 58 is slidably and interlacedly connected with the movable plate 56. The outer wall of the mounting rod 58 is sleeved on the spring 59 for driving the movable plate 56 to slide horizontally. The elastic force of the spring 59 is conducive to driving the movable plate 56 to move, so that the movable plate 56 and the anti-detachment column 55 can be restored to their original positions after movement, so as to facilitate repeated operation of the anti-detachment column 55. One end of the spring 59 is in contact with the movable plate 56, and the other end of the spring 59 is in contact with the inner wall of the third slide groove.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A mechanical arm for an industrial robot, comprising: A mechanical arm body (1), wherein a mechanical claw (2) is provided on the side of the mechanical arm body (1), a mounting plate (3) is fixedly connected to the side of the mechanical claw (2), and a bearing plate (4) is fixedly connected to the side of the mechanical arm body (1); It is characterized in that an auxiliary mechanism (5) for locking the position of the mounting plate (3) is provided on the bearing plate (4), and the auxiliary mechanism (5) comprises: A positioning plate (51), wherein the positioning plate (51) is slidably disposed on a side of the bearing plate (4), and the mounting plate (3) is connected to the bearing plate (4) via the positioning plate (51); A clamping column (52) and a connecting block (53), wherein the clamping column (52) is slidably arranged on the side of the positioning plate (51), and the connecting block (53) is located on the side of the bearing plate (4). The clamping column (52) is used to lock the relative position of the positioning plate (51) and the bearing plate (4), and the connecting block (53) is used to pull the clamping column (52) to move vertically; A connecting plate (54) and an anti-slip column (55), wherein the connecting plate (54) is located on the connecting block (53), the anti-slip column (55) is slidably arranged on the side of the connecting plate (54), the connecting plate (54) is used to position the installation of the connecting block (53), and the anti-slip column (55) is used to lock the relative position of the connecting plate (54) and the connecting block (53).

2. The mechanical arm for an industrial robot according to claim 1, characterized in that: The side of the positioning plate (51) is fixedly connected to the mounting plate (3), the side of the bearing plate (4) is provided with a mounting groove, the positioning plate (51) is slidably connected with the inner cavity of the mounting groove, the side of the inner wall of the mounting groove is provided with a first sliding groove, the side of the positioning plate (51) is provided with a limiting groove, and the clamping column (52) is slidably connected with the inner cavity of the first sliding groove and the limiting groove.

3. The mechanical arm for an industrial robot according to claim 2, characterized in that: The side of the clamping column (52) is fixedly connected to the connecting block (53), the side of the connecting plate (54) is fixedly connected to the bearing plate (4), the side of the connecting block (53) is provided with a second sliding groove, and the connecting plate (54) is slidably connected with the inner cavity of the second sliding groove.

4. The mechanical arm for an industrial robot according to claim 3, characterized in that: A third slide groove is provided on the other side of the connecting block (53), a fourth slide groove is provided on the side of the inner wall of the third slide groove, a positioning groove is provided on the side of the connecting plate (54), the anti-slip column (55) is slidably connected with the inner cavity of the fourth slide groove and the positioning groove, a movable plate (56) for driving the anti-slip column (55) to slide horizontally is fixedly connected to the side of the anti-slip column (55), and a pushing plate (57) is fixedly connected to the side of the movable plate (56).

5. The mechanical arm for an industrial robot according to claim 4, characterized in that: The side of the connecting block (53) is threadedly connected with a mounting rod (58), the outer wall of the mounting rod (58) is slidably connected with the movable plate (56), the outer wall of the mounting rod (58) is sleeved on a spring (59) for driving the movable plate (56) to slide horizontally, one end of the spring (59) is in contact with the movable plate (56), and the other end of the spring (59) is in contact with the inner wall of the third sliding groove.

6. The mechanical arm for an industrial robot according to claim 1, characterized in that: A reinforcing block (510) is fixedly connected to the side of the mounting plate (3), a groove is provided on the side of the bearing plate (4), and the reinforcing block (510) is slidably interlaced with the inner cavity of the groove.

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