Product clamping mechanism

Abstract

The utility model relates to the technical field of clamping mechanisms, in particular to a product clamping mechanism which mainly comprises a workbench. The fixed plate is fixedly arranged on the workbench; the threaded block is arranged on the fixing plate; the rotating disc is arranged on the fixed plate; the mounting bracket is arranged on the workbench; the supporting plate is arranged on the mounting bracket and is used for supporting a product; and the clamping hand is arranged on the mounting bracket and is used for clamping a product. According to the product clamping mechanism, transmission of a hydraulic cylinder is controlled, so that a cross rod drives a second crank to rotate, a clamping hand clamps and fixes a product, due to the elasticity of a first spring, in the clamping and fixing process, the product is protected against damage caused by too large clamping force, and the product clamping efficiency is improved. And therefore, in the product machining process, shaking is avoided, and machining is conducted smoothly.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping mechanisms, in particular to a product clamping mechanism. Background Art

[0002] The product clamping mechanism is an indispensable and important part in industrial manufacturing, especially in mechanical processing, automated production lines and specific process manufacturing processes. It is responsible for fixing the workpiece on the processing equipment or production line to ensure that the workpiece does not rotate or move during the processing, thereby improving the processing accuracy and production efficiency.

[0003] When faced with cylindrical parts of different lengths, if the tooling design fails to adapt to the changes in part length and fail to flexibly adjust the clamping position, the cylindrical parts cannot be fully clamped. This will not only weaken the stability of the clamping, but is also likely to have an adverse effect on subsequent processing, thereby affecting the efficiency and quality of the entire production process. Utility Model Content

[0004] The purpose of the utility model is to provide a product clamping mechanism to solve the problems raised by the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A product clamping mechanism comprises: a workbench; a fixed plate fixedly arranged on the workbench; a threaded block arranged on the fixed plate; a rotating disc arranged on the fixed plate; a mounting bracket arranged on the workbench; a support plate arranged on the mounting bracket and used for supporting the product; and a clamping hand arranged on the mounting bracket and used for clamping the product.

[0007] Preferably, a motor is fixedly mounted on the fixed plate, a bidirectional screw is disposed at the output end of the motor, the bidirectional screw is threadedly connected to the threaded block, and a rotating disk is rotatably connected to the threaded block.

[0008] Preferably, the threaded block is rotatably connected to a first crank, the first crank is rotatably connected to a rotating disk, and the rotating disk and the threaded block are rotatably connected via the first crank.

[0009] Preferably, a hydraulic cylinder is fixedly provided on the mounting bracket, a cross bar is provided at the output end of the hydraulic cylinder, a third crank is rotatably connected to the cross bar, a second crank is rotatably connected to the third crank, the second crank is rotatably connected to the mounting bracket, a clamp is fixedly connected to the second crank, a protective plate is fixedly connected to the clamp, a vertical rod is fixedly provided on the mounting bracket, and the vertical rod is fixedly connected to the support plate.

[0010] Preferably, a sliding groove is provided on the second crank, and a third crank is rotatably connected to the sliding groove, and the third crank is rotatably connected to the second crank via the sliding groove.

[0011] Preferably, a hanging ear is fixedly provided on the mounting bracket, a second crank is rotatably connected to the hanging ear, and the second crank is rotatably connected to the mounting bracket via the hanging ear.

[0012] Preferably, the clamping hand is fixedly connected with a first spring, the first spring is fixedly connected with a protective plate, and the protective plate and the clamping hand are fixedly connected via the first spring.

[0013] Preferably, a second spring is fixedly connected to the vertical rod, a support plate is fixedly connected to the second spring, and the support plate and the vertical rod are fixedly connected via the second spring.

[0014] Compared with the prior art, the beneficial effect of the utility model is that when in use, the staff controls the rotation of the motor to control the distance between the two sets of threaded blocks, so that the staff can adjust according to the length of the product, so that the device can clamp and fix products of different specifications, and the support plate can support the product, so that it is more convenient to clamp the product, and by controlling the transmission of the hydraulic cylinder, the cross bar drives the second crank to rotate, so that the clamping hand clamps and fixes the product, and due to the elasticity of the first spring, during the clamping and fixing process, the product is protected from damage due to excessive clamping force, so that there is no shaking during the product processing, so that the processing can proceed smoothly.

[0015] The utility model controls the transmission of the hydraulic cylinder so that the clamping hand clamps and fixes the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main three-dimensional structure of the utility model;

[0017] Figure 2 It is a partial three-dimensional structural schematic diagram of the utility model;

[0018] Figure 3 It is a partial three-dimensional structural schematic diagram of the utility model;

[0019] Figure 4 It is a partial three-dimensional structural schematic diagram of the utility model;

[0020] Figure 5 It is a schematic diagram of a partial three-dimensional structure of the utility model.

[0021] In the figure: 1. workbench; 2. fixed plate; 3. motor; 4. threaded block; 5. bidirectional screw; 6. first crank; 7. rotating disc; 8. mounting bracket; 9. vertical rod; 10. hydraulic cylinder; 11. horizontal rod; 12. second crank; 13. third crank; 14. slide; 15. clamp; 16. protective plate; 17. first spring; 18. second spring; 19. support plate; 20. hanging ear. DETAILED DESCRIPTION

[0022] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0023] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0024] Example 1: Please refer to Figure 1-5 The utility model provides a technical solution: a product clamping mechanism, a workbench 1; a fixed plate 2, fixedly arranged on the workbench 1; a threaded block 4, arranged on the fixed plate 2; a rotating disk 7, arranged on the fixed plate 2; a motor 3 is fixedly arranged on the fixed plate 2, a bidirectional screw rod 5 is arranged on the output end of the motor 3, the bidirectional screw rod 5 is threadedly connected to the threaded block 4, and a rotating disk 7 is rotatably connected to the threaded block 4; a first crank 6 is rotatably connected to the threaded block 4, and a rotating disk 7 is rotatably connected to the first crank 6, and the rotating disk 7 and the threaded block 4 are rotatably connected via the first crank 6.

[0025] Because the workbench 1 is fixedly connected to the fixed plate 2, and the fixed plate 2 is fixedly connected to the motor 3, a bidirectional screw rod 5 is provided at the output end of the motor 3, and the bidirectional screw rod 5 is threadedly connected to the threaded block 4. The staff drives the threaded block 4 to move by controlling the rotation of the motor 3. Since the threaded block 4 is rotationally connected to the rotating disk 7 through the first crank 6, the distance between the two groups of threaded blocks 4 moving toward each other can be adjusted, so that the device can clamp products of different specifications.

[0026] Embodiment 2: Figure 3As shown, a product clamping mechanism disclosed in the second embodiment of the utility model has a structure that is basically the same as that in the first embodiment, except that a mounting bracket 8 is arranged on a workbench 1; a support plate 19 is arranged on the mounting bracket 8 for supporting the product; a clamping hand 15 is arranged on the mounting bracket 8 for clamping the product; a hydraulic cylinder 10 is fixedly arranged on the mounting bracket 8, a cross bar 11 is arranged at the output end of the hydraulic cylinder 10, a third crank 13 is rotatably connected to the cross bar 11, a second crank 12 is rotatably connected to the third crank 13, the second crank 12 is rotatably connected to the mounting bracket 8, a clamping hand 15 is fixedly connected to the second crank 12, a protective plate 16 is fixedly connected to the clamping hand 15, a vertical rod 9 is fixedly arranged on the mounting bracket 8, and the vertical rod 9 is fixedly connected to a support plate 19; a slide groove 14 is provided on the second crank 12, and a third crank 13 is rotatably connected to the slide groove 14, and the third crank 13 is rotatably connected to the second crank 12 through the slide groove 14; a hanging ear 20 is fixedly provided on the mounting bracket 8, and the second crank 12 is rotatably connected to the hanging ear 20, and the second crank 12 is rotatably connected to the mounting bracket 8 through the hanging ear 20; a first spring 17 is fixedly connected to the clamping hand 15, and a protective plate 16 is fixedly connected to the first spring 17, and the protective plate 16 and the clamping hand 15 are fixedly connected through the first spring 17; a second spring 18 is fixedly connected to the vertical rod 9, and a support plate 19 is fixedly connected to the second spring 18, and the support plate 19 and the vertical rod 9 are fixedly connected through the second spring 18.

[0027] Because the mounting bracket 8 is fixedly connected to the threaded block 4, the mounting bracket 8 is fixedly connected to the hydraulic cylinder 10, and a cross bar 11 is provided at the output end of the hydraulic cylinder 10, the cross bar 11 is rotatably connected to the third crank 13, the third crank 13 is rotatably connected to the second crank 12 through the slide groove 14, and the mounting bracket 8 is rotatably connected to the second crank 12 through the hanging ear 20. The staff controls the transmission of the hydraulic cylinder 10 so that the cross bar 11 drives the second crank 12 to rotate, so that the clamping hand 15 fixedly connected to the second crank 12 clamps the product, so that the product can be kept fixed during the processing. Since the clamping hand 15 is fixedly connected to the protective plate 16 through the first spring 17, the first spring 17 is elastic, so as to protect the product, and the vertical rod 9 is fixedly connected to the mounting bracket 8, and the vertical rod 9 is fixedly connected to the support plate 19 through the second spring 18, so that the support plate 19 can be kept supporting the product, making it more stable during the product clamping process.

[0028] The specific solution is as follows: the staff controls the rotation of the motor 3 to control the distance between the two sets of threaded blocks 4, so that the staff can adjust according to the length of the product, so that the device can clamp and fix products of different specifications, and the support plate 19 can support the product, so as to clamp the product more conveniently, and by controlling the transmission of the hydraulic cylinder 10, the cross bar 11 drives the second crank 12 to rotate, so that the clamping hand 15 clamps and fixes the product. Due to the elasticity of the first spring 17, during the clamping and fixing process, the product is protected from being damaged due to excessive clamping force, so that there will be no shaking during the product processing, so that the processing can proceed smoothly.

[0029] A person skilled in the art should understand that the discussion of any of the above embodiments is only exemplary; under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0030] The utility model is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of protection of the utility model.

Claims

1. A product clamping mechanism, characterized in that: include: Workbench (1); A fixed plate (2) fixedly arranged on the workbench (1); A threaded block (4) is arranged on the fixing plate (2); A rotating disc (7) is arranged on the fixed plate (2); A mounting bracket (8) arranged on the workbench (1); A support plate (19), arranged on the mounting bracket (8) and used for supporting the product; A clamping hand (15) is arranged on the mounting bracket (8) and is used for clamping the product.

2. A product clamping mechanism according to claim 1, characterized in that: A motor (3) is fixedly arranged on the fixed plate (2), a bidirectional screw rod (5) is arranged at the output end of the motor (3), the bidirectional screw rod (5) is threadedly connected to the thread block (4), and a rotating disk (7) is rotatably connected to the thread block (4).

3. A product clamping mechanism according to claim 2, characterized in that: The threaded block (4) is rotatably connected to a first crank (6), the first crank (6) is rotatably connected to a rotating disc (7), and the rotating disc (7) and the threaded block (4) are rotatably connected via the first crank (6).

4. A product clamping mechanism according to claim 1, characterized in that: A hydraulic cylinder (10) is fixedly arranged on the mounting bracket (8), a cross bar (11) is arranged at the output end of the hydraulic cylinder (10), a third crank (13) is rotatably connected to the cross bar (11), a second crank (12) is rotatably connected to the third crank (13), the second crank (12) is rotatably connected to the mounting bracket (8), a gripper (15) is fixedly connected to the second crank (12), a protective plate (16) is fixedly connected to the gripper (15), a vertical rod (9) is fixedly arranged on the mounting bracket (8), and the vertical rod (9) is fixedly connected to a support plate (19).

5. A product clamping mechanism according to claim 4, characterized in that: The second crank (12) is provided with a slide groove (14), the slide groove (14) is rotatably connected to a third crank (13), and the third crank (13) is rotatably connected to the second crank (12) via the slide groove (14).

6. A product clamping mechanism according to claim 4, characterized in that: A hanging ear (20) is fixedly provided on the mounting bracket (8), a second crank (12) is rotatably connected to the hanging ear (20), and the second crank (12) is rotatably connected to the mounting bracket (8) via the hanging ear (20).

7. A product clamping mechanism according to claim 4, characterized in that: The gripper (15) is fixedly connected to a first spring (17), the first spring (17) is fixedly connected to a protective plate (16), and the protective plate (16) and the gripper (15) are fixedly connected via the first spring (17).

8. A product clamping mechanism according to claim 4, characterized in that: A second spring (18) is fixedly connected to the vertical rod (9), a support plate (19) is fixedly connected to the second spring (18), and the support plate (19) and the vertical rod (9) are fixedly connected via the second spring (18).

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