CN220718555U - Mechanical clamping tool - Google Patents

Abstract

The utility model discloses a mechanical clamping tool, which belongs to the technical field of machining and comprises a supporting table and a transmission bin, wherein a shell is arranged at the upper end of the supporting table, a third bearing is arranged on the surface of the shell in a penetrating manner, a third rotating shaft is arranged in the third bearing in a penetrating manner, and a second knob is fixedly connected to the upper end of the third rotating shaft.

Description

A mechanical clamping tool

Technical Field

The utility model relates to the technical field of mechanical processing, and more specifically, to a mechanical clamping tool.

Background technique

Machining refers to the process of changing the shape, size or performance of a workpiece through a mechanical device. It can be divided into cutting and pressure processing according to the difference in processing methods. During machining, it is often necessary to clamp some materials.

The clamping width of the existing devices is fixed and cannot be adjusted, resulting in poor clamping effect when people clamp larger-sized tools. At the same time, the existing clamping tools are relatively simple in structure and are inconvenient to fix to the desktop. To solve the above problems, we have launched the following device.

Utility Model Content

Technical issues to be solved

In view of the deficiencies in the prior art, the purpose of the utility model is to provide a mechanical clamping tool, which has the characteristics of being convenient for clamping tools of different specifications and being convenient for fixing to a table top.

Technical solutions

To achieve the above-mentioned purpose, the utility model provides a mechanical clamping tool, including a support platform and a transmission warehouse, a shell is arranged on the upper end of the support platform, a third bearing is penetrated and connected on the surface of the shell, a third rotating shaft is penetrated and connected inside the third bearing, a second knob is fixedly connected to the upper end of the third rotating shaft, a third threaded column is fixedly connected to the lower end of the third rotating shaft, a fourth threaded column is fixedly connected to the lower end of the third threaded column, a fourth rotating shaft is fixedly connected to the lower end of the fourth threaded column, a fourth bearing is fixedly connected to the inner wall of the shell, the lower end of the fourth rotating shaft is penetrated and connected to the fourth bearing, the thread directions of the third threaded column and the fourth threaded column are opposite, a second threaded cap is threadedly connected on the surface of the third threaded column, a support plate is movably connected to the side of the second threaded cap through a pin, a clamping plate is movably connected inside the shell, a fixed block is fixedly connected to the side of the clamping plate, the other end of the support plate is movably connected to the fixed block through a pin, there are two groups of clamping plates, and they are symmetrically arranged inside the shell, and a fixing component is fixedly connected to the lower end of the support platform.

When using a mechanical clamping tool of the present technical solution, by setting a third threaded column, a fourth threaded column and a second threaded cap, when people need to adjust the clamping width, people only need to rotate the second knob to drive the third shaft to rotate, thereby driving the third threaded column to rotate, thereby driving the fourth threaded column to rotate, thereby driving the two second threaded caps to move, thereby pushing the clamping plate to move through the support plate, making it convenient for people to adjust the clamping width, and convenient for people to clamp and fix larger workpieces, thereby improving the practicability of the device.

Furthermore, the transmission bin is opened inside the support platform, and a first bearing is penetrated and connected to the surface of the transmission bin, and a first rotating shaft is penetrated and connected inside the first bearing, one end of the first rotating shaft is fixedly connected to a first knob, and the other end of the first rotating shaft is fixedly connected to a first threaded column, and the other end of the first threaded column is fixedly connected to a second threaded column, and the thread directions of the first threaded column and the second threaded column are opposite, and the other end of the second threaded column is fixedly connected to the second rotating shaft, and the second bearing is fixedly connected to the inner wall of the transmission bin, and the other end of the second rotating shaft is penetrated in the second bearing, and a first threaded cap is screwed on the surface of the first threaded column, and the upper end of the first threaded cap is fixedly connected to the lower surface of the shell, and a second sliding groove is opened on the surface of the transmission bin, and the first threaded cap is penetrated in the second sliding groove.

Furthermore, a first sliding groove is opened on the inner wall of the transmission bin, a sliding block is fixedly connected to the lower end of the first threaded cap, and the sliding block is slidably connected in the first sliding groove.

Furthermore, the fixing assembly includes a fixing plate, which is fixedly connected to the lower end of the support platform, a fifth bearing is passed through the surface of the fixing plate, a fifth rotating shaft is passed through the inside of the fifth bearing, a third knob is fixedly connected to one end of the fifth rotating shaft, a fifth threaded column is fixedly connected to the other end of the fifth rotating shaft, a threaded tube is threadedly connected to the upper end of the fifth threaded column, and a movable plate is fixedly connected to the upper end of the threaded tube.

Furthermore, a telescopic rod is fixedly connected to the upper surface of the fixed plate, and the upper end of the telescopic rod is fixedly connected to the lower surface of the movable plate. There are two groups of telescopic rods, which are symmetrically arranged on the upper surface of the fixed plate.

Beneficial Effects

In summary, the utility model has the following beneficial effects:

1. This mechanical clamping tool is provided with a third threaded column, a fourth threaded column and a second threaded cap. When people need to adjust the clamping width, they only need to rotate the second knob to drive the third shaft to rotate, thereby driving the third threaded column to rotate, thereby driving the fourth threaded column to rotate, thereby driving the two second threaded caps to move, thereby pushing the clamping plate to move through the support plate, which is convenient for people to adjust the clamping width, convenient for people to clamp and fix larger workpieces, and improves the practicality of the device;

2. This mechanical clamping tool is provided with a first threaded column, a second threaded column and a first threaded cap. When people need to clamp and fix the workpiece, they only need to rotate the first knob to drive the first rotating shaft, thereby driving the first threaded column to rotate, thereby driving the second threaded column to rotate, thereby driving the two first threaded caps to move, which is convenient for people to adjust the distance between the two clamping plates and convenient for people to clamp and fix the workpiece;

3. This mechanical clamping tool is equipped with a fixing component. When people need to use the device, they first place the device flat on the desktop, and then rotate the third knob to drive the fifth threaded column to rotate. With the cooperation of the fifth threaded column and the threaded tube, it is convenient for people to adjust the height of the movable plate. When the movable plate completes clamping the desktop, people only need to stop turning the third knob, which makes it convenient for people to fix the device to the desktop.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the drawings required for describing the specific implementation or the prior art will be briefly introduced below. Obviously, the drawings described below are only one implementation of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

FIG1 is a schematic diagram of the structure of the utility model in a frontal perspective cross-sectional view;

FIG2 is a schematic diagram of the structure of the utility model in a front view;

Figure 3 is an enlarged schematic diagram of the structure of point A in the utility model;

FIG. 4 is a schematic diagram of a three-dimensionally enlarged structure of a fixing assembly in the present invention.

The markings in the accompanying drawings are:

1. Support platform; 2. Transmission bin; 3. First bearing; 4. First rotating shaft; 5. First knob; 6. First threaded column; 7. Second threaded column; 8. Second rotating shaft; 9. Second bearing; 10. First threaded cap; 11. Housing; 12. Third bearing; 13. Third rotating shaft; 14. Second knob; 15. Third threaded column; 16. Fourth threaded column; 17. Fourth rotating shaft; 18. Fourth bearing; 19. Second threaded cap; 20. Support plate; 21. Fixed block; 22. Clamp; 23. Slider; 24. First slide groove; 25. Fixed assembly; 2501. Fixed plate; 2502. Fifth bearing; 2503. Fifth rotating shaft; 2504. Third knob; 2505. Fifth threaded column; 2506. Threaded tube; 2507. Movable plate; 2508. Telescopic rod; 26. Second slide groove.

Detailed ways

In order to make the technical means, creative features, objectives and effects achieved by the utility model easy to understand, the technical scheme in the specific implementation mode of the utility model is clearly and completely described below to further illustrate the utility model. Obviously, the specific implementation mode described is only a part of the implementation mode of the utility model, rather than all styles.

Example:

The present invention will be further described in detail below in conjunction with the accompanying drawings 1-4.

Please refer to Figures 1-4. The utility model provides a technical solution: a mechanical clamping tool, including a support platform 1 and a transmission warehouse 2. The upper end of the support platform 1 is provided with a shell 11, and a third bearing 12 is connected to the surface of the shell 11. A third shaft 13 is connected to the inner part of the third bearing 12. A second knob 14 is fixedly connected to the upper end of the third shaft 13, and a third threaded column 15 is fixedly connected to the lower end of the third shaft 13. A fourth threaded column 16 is fixedly connected to the lower end of the third threaded column 15, and a fourth shaft 17 is fixedly connected to the lower end of the fourth threaded column 16. The inner wall of the shell 11 is fixedly connected to the fourth Bearing 18, the lower end of the fourth rotating shaft 17 is inserted into and connected to the fourth bearing 18, the thread directions of the third threaded column 15 and the fourth threaded column 16 are opposite, the surface of the third threaded column 15 is threadedly connected with the second threaded cap 19, the side of the second threaded cap 19 is movably connected with the support plate 20 through a pin, the inside of the shell 11 is movably connected with a clamping plate 22, the side of the clamping plate 22 is fixedly connected with a fixing block 21, the other end of the support plate 20 is movably connected to the fixing block 21 through a pin, there are two groups of clamping plates 22, and they are symmetrically arranged inside the shell 11, and the lower end of the support platform 1 is fixedly connected with a fixing component 25.

By adopting the above technical solution, this mechanical clamping tool, by setting the third threaded column 15, the fourth threaded column 16 and the second threaded cap 19, when people need to adjust the clamping width, people only need to rotate the second knob 14, thereby driving the third shaft 13 to rotate, thereby driving the third threaded column 15 to rotate, thereby driving the fourth threaded column 16 to rotate, thereby driving the two second threaded caps 19 to move, thereby pushing the clamping plate 22 to move through the support plate 20, which makes it convenient for people to adjust the clamping width and clamp and fix larger workpieces, thereby improving the practicality of the device.

Specifically, the transmission warehouse 2 is opened inside the support platform 1, and a first bearing 3 is penetrated and connected to the surface of the transmission warehouse 2, and a first rotating shaft 4 is penetrated and connected inside the first bearing 3, one end of the first rotating shaft 4 is fixedly connected to a first knob 5, and the other end of the first rotating shaft 4 is fixedly connected to a first threaded column 6, and the other end of the first threaded column 6 is fixedly connected to a second threaded column 7, and the thread directions of the first threaded column 6 and the second threaded column 7 are opposite, and the other end of the second threaded column 7 is fixedly connected to a second rotating shaft 8, and a second bearing 9 is fixedly connected to the inner wall of the transmission warehouse 2, and the other end of the second rotating shaft 8 is penetrated in the second bearing 9, a first threaded cap 10 is screwed on the surface of the first threaded column 6, and the upper end of the first threaded cap 10 is fixedly connected to the lower surface of the shell 11, and a second sliding groove 26 is opened on the surface of the transmission warehouse 2, and the first threaded cap 10 is penetrated in the second sliding groove 26.

By adopting the above technical solution, this mechanical clamping tool, by setting the first threaded column 6, the second threaded column 7 and the first threaded cap 10, when people need to clamp and fix the workpiece, people only need to rotate the first knob 5, thereby driving the first rotating shaft 4, thereby driving the first threaded column 6 to rotate, thereby driving the second threaded column 7 to rotate, thereby driving the two first threaded caps 10 to move, which makes it convenient for people to adjust the distance between the two clamps 22 and to clamp and fix the workpiece.

Specifically, a first sliding groove 24 is opened on the inner wall of the transmission compartment 2 , a sliding block 23 is fixedly connected to the lower end of the first threaded cap 10 , and the sliding block 23 is slidably connected in the first sliding groove 24 .

Specifically, the fixing assembly 25 includes a fixing plate 2501, which is fixedly connected to the lower end of the support platform 1. A fifth bearing 2502 is penetrated and connected to the surface of the fixing plate 2501. A fifth rotating shaft 2503 is penetrated and connected to the inside of the fifth bearing 2502. One end of the fifth rotating shaft 2503 is fixedly connected to the third knob 2504. The other end of the fifth rotating shaft 2503 is fixedly connected to the fifth threaded column 2505. The upper end of the fifth threaded column 2505 is threadedly connected to a threaded tube 2506. The upper end of the threaded tube 2506 is fixedly connected to a movable plate 2507.

Specifically, the upper surface of the fixed plate 2501 is fixedly connected with telescopic rods 2508 , and the upper ends of the telescopic rods 2508 are fixedly connected to the lower surface of the movable plate 2507 . There are two groups of telescopic rods 2508 , which are symmetrically arranged on the upper surface of the fixed plate 2501 .

By adopting the above technical solution, the mechanical clamping tool is provided with a fixing component 25. When people need to use the device, they first place the device flat on the desktop, and then rotate the third knob 2504 to drive the fifth threaded column 2505 to rotate. With the cooperation of the fifth threaded column 2505 and the threaded tube 2506, it is convenient for people to adjust the height of the movable plate 2507. When the movable plate 2507 completes clamping the desktop, people only need to stop rotating the third knob 2504, which makes it convenient for people to fix the device to the desktop.

The working principle of the utility model is:

When people need to use the device, they first place the device flat on the desktop, and then rotate the third knob 2504 to drive the fifth threaded column 2505 to rotate. With the cooperation of the fifth threaded column 2505 and the threaded tube 2506, it is convenient for people to adjust the height of the movable plate 2507 and fix the device to the desktop. When people need to adjust the clamping width, they only need to rotate the second knob 14 to drive the third rotating shaft 13 to rotate, thereby driving the third threaded column 15 to rotate, thereby driving the fourth threaded column 16 to rotate, thereby driving the two second threaded caps 19 to move, thereby pushing the clamping plate 22 to move through the support plate 20, which is convenient for people to adjust the clamping width and facilitate people to clamp and fix larger workpieces. When people need to clamp and fix the workpiece, they only need to rotate the first knob 5 to drive the first rotating shaft 4, thereby driving the first threaded column 6 to rotate, thereby driving the second threaded column 7 to rotate, thereby driving the two first threaded caps 10 to move, which is convenient for people to adjust the spacing between the two clamping plates 22 and facilitate people to clamp and fix the workpiece.

This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed. However, as long as they are within the scope of the claims of the present invention, they are protected by the patent law.

Claims (5)

1. The utility model provides a machinery centre gripping frock, includes brace table (1), transmission storehouse (2), its characterized in that: the upper end of the supporting table (1) is provided with a shell (11), the surface of the shell (11) is penetrated and connected with a third bearing (12), the inside of the third bearing (12) is penetrated and connected with a third rotating shaft (13), the upper end of the third rotating shaft (13) is fixedly connected with a second knob (14), the lower end of the third rotating shaft (13) is fixedly connected with a third threaded column (15), the lower end of the third threaded column (15) is fixedly connected with a fourth threaded column (16), the lower end of the fourth threaded column (16) is fixedly connected with a fourth rotating shaft (17), the inner wall of the shell (11) is fixedly connected with a fourth bearing (18), the lower end of the fourth rotating shaft (17) is penetrated and connected in the fourth bearing (18), the thread directions of the third threaded column (15) and the fourth threaded column (16) are opposite, the surface of the third threaded column (15) is connected with a second threaded cap (19), the side face of the second threaded cap (19) is movably connected with a supporting plate (20) through a pin shaft, the inner side face of the shell (11) is fixedly connected with a clamping plate (21) through a pin shaft (21), the other end of the inner clamping plate (21) is fixedly connected with two clamping plates (21) through two clamping plates (21), the lower end of the supporting table (1) is fixedly connected with a fixing assembly (25).

2. The mechanical clamping tool according to claim 1, wherein: the novel sliding chute is characterized in that the transmission bin (2) is arranged inside the supporting table (1), a first bearing (3) is arranged on the surface of the transmission bin (2) in a penetrating mode, a first rotating shaft (4) is arranged inside the first bearing (3) in a penetrating mode, one end of the first rotating shaft (4) is fixedly connected with a first knob (5), the other end of the first rotating shaft (4) is fixedly connected with a first threaded column (6), the other end of the first threaded column (6) is fixedly connected with a second threaded column (7), the directions of threads of the first threaded column (6) and the second threaded column (7) are opposite, the other end of the second threaded column (7) is fixedly connected with a second rotating shaft (8), the other end of the second rotating shaft (8) is arranged in the second bearing (9) in a penetrating mode, the surface of the first threaded column (6) is fixedly connected with a first threaded cap (10), the upper end of the first threaded cap (10) is fixedly connected with the lower surface of the shell (11), and the second threaded column (7) is provided with a second threaded groove (26) in the second threaded column (26).

3. The mechanical clamping tool according to claim 2, wherein: the inner wall of the transmission bin (2) is provided with a first chute (24), the lower end of the first threaded cap (10) is connected with a sliding block (23), and the sliding block (23) is slidably connected in the first chute (24).

4. The mechanical clamping tool according to claim 1, wherein: the fixing assembly (25) comprises a fixing plate (2501), the fixing plate (2501) is fixedly connected to the lower end of the supporting table (1), a fifth bearing (2502) is arranged on the surface of the fixing plate (2501) in a penetrating mode, a fifth rotating shaft (2503) is arranged in the fifth bearing (2502) in a penetrating mode, one end of the fifth rotating shaft (2503) is fixedly connected with a third knob (2504), the other end of the fifth rotating shaft (2503) is fixedly connected with a fifth threaded column (2505), a threaded pipe (2506) is connected to the upper end of the fifth threaded column (2505) in a threaded mode, and a movable plate (2507) is fixedly connected to the upper end of the threaded pipe (2506).

5. The mechanical clamping tool according to claim 4, wherein: the upper surface of the fixed plate (2501) is fixedly connected with a telescopic rod (2508), the upper end of the telescopic rod (2508) is fixedly connected with the lower surface of the movable plate (2507), the telescopic rods (2508) are in two groups, and the telescopic rods are symmetrically arranged on the upper surface of the fixed plate (2501).