Clamp for machining reduction gearbox shell

Abstract

The clamp for machining the reduction gearbox shell is used for feeding and discharging when the reduction gearbox shell is machined, and is characterized by comprising a connecting piece, a clamping assembly, a clamping piece and a clamping piece, the upper end of the connecting piece is connected with a mechanical arm, and the lower end of the connecting piece is provided with the clamping assembly; wherein the clamping assembly comprises a support, clamping pieces and pressing pieces, the clamping pieces are arranged at the bottom of the support, the clamping pieces are used for clamping the two sides of the shell, the pressing pieces are arranged on the two sides of the support, and the pressing pieces are used for clamping the two ends of the shell. The shell is clamped and limited from the two sides of the shell through the clamping pieces, the two ends of the shell are clamped through the pressing pieces, and the clamp has the advantages of being simple in structure and high in stability.

Description

Technical Field

[0001] The utility model relates to a clamp, in particular to a clamp for processing a reduction gearbox housing. Background Art

[0002] When machining reduction gearbox housings, due to the high volume of batch processing, robots are often used to load and unload the parts to improve processing efficiency. Existing robots suffer from low stability and complex structures. Therefore, it is necessary to improve the existing technology to address these shortcomings. Utility Model Content

[0003] This application aims to solve the problems mentioned in the above background technology.

[0004] The utility model provides a reduction gearbox housing processing fixture, which is used for loading and unloading materials during reduction gearbox housing processing, and is characterized by comprising:

[0005] A connecting piece, the upper end of which is connected to the robotic arm, and the lower end of which is equipped with a clamping assembly;

[0006] Among them, the clamping assembly includes a bracket, a clamping piece and a pressing piece. The clamping piece is arranged at the bottom of the bracket, the clamping piece is used to clamp the two sides of the shell, and the pressing piece is arranged on both sides of the bracket. The pressing piece is used to clamp the two ends of the shell. The utility model sets a connecting piece, a clamping piece and a pressing piece, uses the clamping piece to clamp and limit the shell from both sides of the shell, and uses the pressing piece to clamp the two ends of the shell. The clamp has the advantages of simple structure and high stability.

[0007] In a specific embodiment, the connecting member includes a connecting column and a flange and a fixing plate provided at the upper and lower ends of the connecting column. The flange is connected to the robotic arm, and the fixing plate is connected to the bracket. A reinforcing plate is provided between the fixing plate and the flange, which has a simple structure and is easy to assemble.

[0008] In a specific embodiment, the clamping member includes a motor mounted on the bracket and a rotating block rotatably connected to the bracket, the rotating block is arranged at the output end of the motor, and a left connecting block and a right connecting block are provided at both ends of the rotating block, and a left clamping arm and a right clamping arm that move in opposite directions are fixed to the bottom of the left connecting block and the right connecting block respectively. The rotating block is driven to rotate by the motor, and the rotating block is used to drive the left connecting block and the right connecting block to rotate synchronously, and then the left connecting block and the right connecting block are used to drive the left clamping arm and the right clamping arm to rotate in opposite directions, thereby achieving clamping of the shell, with a simple structure and high stability.

[0009] In a specific embodiment, the clamping member includes a linear bearing mounted on the bracket and a shaft rod inserted into the linear bearing. A clamping block abutting the shell is fixed to the bottom of the shaft rod, and a spring is sleeved on the outer peripheral side of the shaft rod. When the robotic arm drives the clamp to contact the shell, the reaction force of the spring is used to make the clamping block abut against the shell, thereby avoiding a gap between the shell and the left clamping arm and the right clamping arm, thereby improving the stability of the clamping.

[0010] In a specific embodiment, a sliding member is provided between the left clamp arm and the bracket, and the sliding member includes a guide rail fixed to the bracket and a slide seat provided on the left clamp arm. The guide rail is located in the slide seat. By providing the sliding member, the stability of the left clamp arm and the right clamp arm during movement can be improved. The structure is simple and easy to implement.

[0011] In a specific embodiment, the left clamping arm includes a fixing plate and a clamping claw arranged along the length direction of the fixing plate. A limiting groove is provided on the inner side of the clamping claw. The setting of the limiting groove can improve the stability during clamping.

[0012] Beneficial effects: The utility model provides a connecting piece, a clamping piece and a pressing piece, utilizes the clamping piece to clamp and limit the shell from both sides of the shell, and utilizes the pressing piece to clamp the two ends of the shell. The clamp has the advantages of simple structure and high stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of a fixture for machining a reduction gearbox housing according to this embodiment;

[0014] Figure 2 It is a structural diagram of the connector and the bracket;

[0015] Figure 3 It is a structural diagram of the clamping member;

[0016] Figure 4 yes Figure 3 A magnified schematic diagram of part A in the middle;

[0017] Figure 5 It is a structural diagram of the pressing part.

[0018] In the figure: 100, clamp; 1, connecting part; 10, flange; 11, reinforcement plate; 12, fixing plate; 2, bracket; 3, clamping part; 30, guide rail; 31, slide; 32, right clamping arm; 33, limit groove; 34, left clamping arm; 35, motor; 36, rotating block; 37, left connecting block; 4, clamping part; 40, shaft; 41, linear bearing; 42, spring; 43, clamping block. DETAILED DESCRIPTION

[0019] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0020] In the description of the present invention, it should be understood that the terms "center," "lateral," "length," "width," "thickness," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inside," "outside," "counterclockwise," "clockwise," "axial," "radial," "circumferential," and the like, indicating positions or location relationships, are based on the positions or location relationships shown in the accompanying drawings and are intended only to facilitate the description of the present invention and simplify the description. They do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed, or operate in a specific orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

[0021] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to mechanical connections or electrical connections; they may refer to direct connections or indirect connections through an intermediate medium; and they may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on specific circumstances. Example

[0022] See also Figure 1-Figure 5 , a fixture 100 for processing a gearbox housing in this embodiment is used for loading and unloading during processing of the gearbox housing, and is characterized in that it includes a connecting part 1, the upper end of the connecting part 1 is connected to the robotic arm, and the lower end of the connecting part 1 is installed with a clamping assembly; wherein, the clamping assembly includes a bracket 2, a clamping part 3 and a pressing part 4, the clamping part 3 is arranged at the bottom of the bracket 2, the clamping part 3 is used to clamp the two sides of the shell, the pressing part 4 is arranged on both sides of the bracket 2, and the pressing part 4 is used to clamp the two ends of the shell. The utility model arranges the connecting part 1, the clamping part 3 and the pressing part 4, and uses the clamping part 3 to clamp and limit the shell from both sides of the shell, and uses the pressing part 4 to clamp the two ends of the shell. The fixture has the advantages of simple structure and high stability.

[0023] See also Figure 2The connecting member 1 includes a connecting column and a flange 10 and a fixing plate 12 provided at the upper and lower ends of the connecting column. The flange 10 is connected to the robotic arm, and the fixing plate 12 is connected to the bracket 2. A reinforcing plate 11 is provided between the fixing plate 12 and the flange 10. The structure is simple and the assembly is convenient.

[0024] See also Figure 3 and Figure 4 The clamping member 3 includes a motor 35 installed on the bracket 2 and a rotating block 36 rotatably connected to the bracket 2. The rotating block 36 is provided at the output end of the motor 35. A left connecting block 37 and a right connecting block are provided at both ends of the rotating block 36. The bottoms of the left connecting block 37 and the right connecting block are respectively fixed with a left clamping arm 34 and a right clamping arm 32 that move in opposite directions. The rotating block 36 is driven to rotate by the motor 35, and the rotating block 36 is used to drive the left connecting block 37 and the right connecting block to rotate synchronously, and then the left connecting block 37 and the right connecting block are used to drive the left clamping arm 34 and the right clamping arm 32 to rotate in opposite directions, so as to achieve the clamping of the shell, with a simple structure and high stability.

[0025] See also Figure 5 The clamping member 4 includes a linear bearing 41 mounted on the bracket 2 and a shaft 40 passing through the linear bearing 41. A clamping block 43 abutting the shell is fixed to the bottom of the shaft 40. A spring 42 is sleeved on the outer peripheral side of the shaft 40. When the robotic arm drives the clamp to contact the shell, the reaction force of the spring 42 is used to make the clamping block 43 abut against the shell, avoiding a gap between the shell and the left clamp arm 34 and the right clamp arm 32, thereby improving the stability of the clamping.

[0026] See also Figure 3 A sliding member is provided between the left clamping arm 34 and the bracket 2. The sliding member includes a guide rail 30 fixed to the bracket 2 and a slide seat 31 provided on the left clamping arm 34. The guide rail 30 is located in the slide seat 31. By providing the sliding member, the stability of the left clamping arm 34 and the right clamping arm 32 during movement can be improved. The structure is simple and easy to implement.

[0027] Continue to see Figure 3 The left clamping arm 34 includes a fixing plate 12 and a clamping claw arranged along the length direction of the fixing plate 12. A limiting groove 33 is provided on the inner side of the clamping claw. The setting of the limiting groove 33 can improve the stability during clamping.

[0028] The above are only specific embodiments of the present application, but the scope of protection of the present application is not limited thereto. Any changes or substitutions within the technical scope disclosed in this application should be included in the scope of protection of the present application. Therefore, the scope of protection of the present application should be based on the scope of protection of the claims.

Claims

1. A fixture for processing a reduction gearbox housing, used for loading and unloading materials during processing of the reduction gearbox housing, characterized in that: include: A connecting piece, the upper end of which is connected to the robotic arm, and the lower end of which is equipped with a clamping assembly; The clamping assembly includes a bracket, a clamping member and a pressing member. The clamping member is arranged at the bottom of the bracket and is used to clamp both sides of the shell. The pressing member is arranged on both sides of the bracket and is used to clamp both ends of the shell.

2. A fixture for machining a reduction gearbox housing according to claim 1, characterized in that: The connecting member includes a connecting column and a flange and a fixing plate provided at the upper and lower ends of the connecting column. The flange is connected to the robotic arm, the fixing plate is connected to the bracket, and a reinforcing plate is provided between the fixing plate and the flange.

3. A fixture for machining a reduction gearbox housing according to claim 2, characterized in that: The clamping member includes a motor mounted on the bracket and a rotating block rotatably connected to the bracket, the rotating block is arranged at the output end of the motor, and a left connecting block and a right connecting block are provided at both ends of the rotating block, and a left clamping arm and a right clamping arm that move toward each other are respectively fixed at the bottom of the left connecting block and the right connecting block.

4. A jig for machining a reduction gearbox housing according to claim 3, characterized in that: The pressing member includes a linear bearing installed on the bracket and a shaft rod passing through the linear bearing. A pressing block abutting against the shell is fixed to the bottom of the shaft rod, and a spring is sleeved on the outer peripheral side of the shaft rod.

5. A jig for machining a reduction gearbox housing according to claim 4, characterized in that: A sliding member is provided between the left clamping arm and the bracket. The sliding member includes a guide rail fixed to the bracket and a slide seat provided on the left clamping arm. The guide rail is located in the slide seat.

6. A fixture for machining a reduction gearbox housing according to claim 5, characterized in that: The left clamping arm includes a fixing plate and a clamping claw arranged along the length direction of the fixing plate, and a limiting groove is provided on the inner side of the clamping claw.

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