CN220718555U

CN220718555U - Mechanical clamping tool

Info

Publication number: CN220718555U
Application number: CN202322477733.1U
Authority: CN
Inventors: 吴修彬
Original assignee: Laiwu Vocational and Technical College
Current assignee: Laiwu Vocational and Technical College
Priority date: 2023-09-13
Filing date: 2023-09-13
Publication date: 2024-04-05
Anticipated expiration: 2033-09-13

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

Mechanical clamping tool

Technical Field

The utility model relates to the technical field of machining, in particular to a mechanical clamping tool.

Background

Machining refers to a process of changing the external dimensions or properties of a workpiece by a mechanical device, and can be classified into cutting and pressing according to the difference in machining modes, and clamping work is often required for a part of the material when machining is performed.

The clamping width of the existing device is fixed and not adjustable, so that when people clamp a tool with larger specification, the clamping effect of the tool is poor, and meanwhile, the existing clamping tool is relatively inconvenient when fixed with a tabletop due to a relatively simple structure, so that the following device is provided for solving the problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects in the prior art, the utility model aims to provide a mechanical clamping tool which has the characteristics of being convenient for clamping tools with different specifications and being convenient for fixing with a tabletop.

Technical proposal

In order to achieve the above purpose, the utility model provides a mechanical clamping tool, which 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, 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 ends of the fourth rotating shaft are connected to the fourth bearing in a penetrating manner, the third threaded column and the fourth threaded column are opposite in thread direction, a second threaded cap is connected to the surface of the third threaded column in a threaded manner, a supporting plate is movably connected to the side face of the second threaded cap through a pin shaft, clamping plates are movably connected to the inner side face of the shell, a fixing block is fixedly connected to the side face of the clamping plate, the other end of the supporting plate is movably connected to the fixing block through a pin, the clamping plate is fixedly connected to the fixing block, the two groups of the clamping plates are arranged in the same, and the inner side of the shell is fixedly connected to the lower end of the supporting table.

When the mechanical clamping tool of the technical scheme is used, through the arrangement of the third threaded column, the fourth threaded column and the second threaded cap, when people need to adjust the width of clamping, people only need to rotate the second knob so as to drive the third rotating shaft to rotate, thereby drive the third threaded column to rotate, thereby drive the fourth threaded column to rotate, thereby drive two second threaded caps to move, thereby drive the clamping plate to move through the supporting plate, the width of clamping is convenient for people to adjust, people can clamp and fix workpieces with larger sizes, and the practicability of the device is improved.

Further, the transmission storehouse is offered inside the brace table, the transmission storehouse surface wears to establish and is connected with first bearing, the inside wearing of first bearing is connected with first pivot, first pivot one end fixedly connected with first knob, first pivot other end fixedly connected with first screw thread post, the other end fixedly connected with second screw thread post of first screw thread post, the screw thread opposite direction of first screw thread post and second screw thread post, the other end fixedly connected with second pivot of second screw thread post, transmission storehouse inner wall fixedly connected with second bearing, the other end of second pivot wears to establish in the second bearing, first screw thread post surface spiro union has first screw cap, first screw cap upper end fixedly connected with is in the casing lower surface, the second spout has been offered on the transmission storehouse surface, first screw cap wears to establish in the second spout.

Further, a first sliding groove is formed in the inner wall of the transmission bin, the lower end of the first threaded cap is fixedly connected with a sliding block, and the sliding block is slidably connected in the first sliding groove.

Further, the fixed subassembly includes the fixed plate, fixed plate fixed connection is in the brace table lower extreme, the fixed plate surface wears to establish and is connected with the fifth bearing, the inside fifth pivot that wears to establish of fifth bearing, fifth pivot one end fixedly connected with third knob, the other end fixedly connected with fifth screw thread post of fifth pivot, fifth screw thread post upper end threaded connection has the screwed pipe, screwed pipe upper end fixedly connected with fly leaf.

Further, fixed plate upper surface fixedly connected with telescopic link, the upper end fixed connection of telescopic link is at the fly leaf lower surface, the telescopic link is two sets of altogether to the symmetry sets up at the fixed plate upper surface.

Advantageous effects

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

1. according to the mechanical clamping tool, by arranging the third threaded column, the fourth threaded column and the second threaded cap, when people need to adjust the clamping width, the people only need to rotate the second knob so as to drive the third rotating shaft to rotate, thereby driving the third threaded column to rotate, driving the fourth threaded column to rotate, driving the two second threaded caps to move, and driving the clamping plates to move through the supporting plates, so that the clamping width is convenient for people to adjust the clamping width, people can conveniently clamp and fix workpieces with larger sizes, and the practicability of the mechanical clamping tool is improved;

2. according to the mechanical clamping tool, when people need to clamp and fix a workpiece, the people only need to rotate the first knob to drive the first rotating shaft so as to drive the first threaded column to rotate and drive the second threaded column to rotate, so that the two first threaded caps are driven to move, the distance between the two clamping plates is convenient to adjust, and the people can clamp and fix the workpiece conveniently;

3. this machinery centre gripping frock, through setting up fixed subassembly, when people need use the device, people at first keep the device flat on the desktop, then rotatory third knob to drive fifth screw thread post and rotate, under the cooperation of fifth screw thread post and screwed pipe, made things convenient for people to adjust the height of fly leaf, after the fly leaf accomplishes the centre gripping to the desktop, people only need stop rotate third knob can, made things convenient for people to fix the device with the desktop.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the description of the embodiments or the prior art will be briefly described, and it is apparent that the drawings in the following description are only one embodiment of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the present utility model in front perspective cross-section;

FIG. 2 is a schematic diagram of the front perspective view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the present utility model at A;

fig. 4 is a schematic view showing a three-dimensional enlarged structure of a fixing assembly according to the present utility model.

The marks in the drawings are:

1. a support table; 2. a transmission bin; 3. a first bearing; 4. a first rotating shaft; 5. a first knob; 6. a first threaded post; 7. a second threaded post; 8. a second rotating shaft; 9. a second bearing; 10. a first threaded cap; 11. a housing; 12. a third bearing; 13. a third rotating shaft; 14. a second knob; 15. a third threaded post; 16. a fourth threaded post; 17. a fourth rotating shaft; 18. a fourth bearing; 19. a second threaded cap; 20. a support plate; 21. a fixed block; 22. a clamping plate; 23. a slide block; 24. a first chute; 25. a fixing assembly; 2501. a fixing plate; 2502. a fifth bearing; 2503. a fifth rotating shaft; 2504. a third knob; 2505. a fifth threaded post; 2506. a threaded tube; 2507. a movable plate; 2508. a telescopic rod; 26. and a second chute.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model easy to understand, the technical solutions in the embodiments of the present utility model are clearly and completely described below to further illustrate the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all versions.

Examples:

the utility model is described in further detail below with reference to fig. 1-4.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a machinery centre gripping frock, including brace table 1, drive storehouse 2, brace table 1 upper end is provided with casing 11, casing 11 surface wears to establish and is connected with third bearing 12, the inside wearing of third bearing 12 is connected with third pivot 13, third pivot 13 upper end fixedly connected with second knob 14, third pivot 13 lower extreme fixedly connected with third screw thread post 15, the lower extreme fixedly connected with fourth screw thread post 16 of third screw thread post 15, fourth screw thread post 16 lower extreme fixedly connected with fourth pivot 17, casing 11 inner wall fixedly connected with fourth bearing 18, fourth pivot 17 lower extreme wears to establish and is connected in fourth bearing 18, third screw thread post 15 and fourth screw thread post 16's screw thread opposite direction, third screw thread post 15 surface threaded connection has second screw cap 19, second screw cap 19 side is through round pin axle swing joint has backup pad 20, the inside swing joint of casing 11 has splint 22, splint 22 side fixedly connected with fixed block 21, the other end and fixed block 21 through round pin axle swing joint of backup pad 20, splint 22 share two sets of, and the symmetry sets up in casing 11 inside, support table 1 lower extreme fixedly connected with fixed subassembly 25.

Through adopting above-mentioned technical scheme, this machinery centre gripping frock, through setting up third screw thread post 15, fourth screw thread post 16 and second screw thread cap 19, when people need adjust the width of centre gripping, people only need through rotatory second knob 14 to drive third pivot 13 and rotate, thereby drive third screw thread post 15 and rotate, thereby drive fourth screw thread post 16 and rotate, thereby drive two second screw thread caps 19 and remove, thereby promote splint 22 through backup pad 20 and remove, the width of having made things convenient for people to centre gripping is adjusted, make things convenient for people to carry out the centre gripping to the great work piece of size fixedly, the practicality of the device has been improved.

Specifically, the drive bin 2 is arranged inside the supporting table 1, the first bearing 3 is connected to the surface of the drive bin 2 in a penetrating manner, the first rotating shaft 4 is connected to the first bearing 3 in a penetrating manner, one end of the first rotating shaft 4 is fixedly connected with the first knob 5, the other end of the first rotating shaft 4 is fixedly connected with the first threaded column 6, the other end of the first threaded column 6 is fixedly connected with the 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 the second rotating shaft 8, the second bearing 9 is fixedly connected to the inner wall of the drive bin 2, the other end of the second rotating shaft 8 is connected to the second bearing 9 in a penetrating manner, the first threaded cap 10 is connected to the surface of the first threaded column 6 in a threaded manner, the upper end of the first threaded cap 10 is fixedly connected to the lower surface of the shell 11, the second sliding groove 26 is formed in the surface of the drive bin 2, and the first threaded cap 10 is arranged in the second sliding groove 26 in a penetrating manner.

Through adopting above-mentioned technical scheme, this machinery centre gripping frock, through setting up first screw thread post 6, second screw thread post 7 and first screw cap 10, when people need carry out the centre gripping to the work piece fixedly, people only need through rotatory first knob 5 to drive first pivot 4, thereby drive first screw thread post 6 and rotate, thereby drive second screw thread post 7 and rotate, thereby drive two first screw caps 10 and remove, made things convenient for people to adjust the interval between two splint 22, made things convenient for people to carry out the centre gripping fixedly to the work piece.

Specifically, a first chute 24 is formed in the inner wall of the transmission bin 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 chute 24.

Specifically, the fixing assembly 25 includes a fixing plate 2501, the fixing plate 2501 is fixedly connected to the lower end of the supporting platform 1, a fifth bearing 2502 is penetratingly connected to the surface of the fixing plate 2501, a fifth rotating shaft 2503 is penetratingly connected to the inside of the fifth bearing 2502, one end of the fifth rotating shaft 2503 is fixedly connected to a third knob 2504, the other end of the fifth rotating shaft 2503 is fixedly connected to a fifth threaded column 2505, a threaded tube 2506 is screwed to the upper end of the fifth threaded column 2505, and a movable plate 2507 is fixedly connected to the upper end of the threaded tube 2506.

Specifically, 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 to the lower surface of the movable plate 2507, the telescopic rods 2508 are divided into two groups, and the telescopic rods 2508 are symmetrically arranged on the upper surface of the fixed plate 2501.

Through adopting above-mentioned technical scheme, this machinery centre gripping frock, through setting up fixed subassembly 25, when people need use the device, people at first keep the device flat on the desktop, then rotatory third knob 2504 to drive fifth screw thread post 2505 and rotate, under the cooperation of fifth screw thread post 2505 and screwed pipe 2506, made things convenient for people to adjust the height of fly leaf 2507, after fly leaf 2507 accomplishes the centre gripping to the desktop, people only need stop rotate third knob 2504 can, made things convenient for people to fix the device with the desktop.

The working principle of the utility model is as follows:

when people need to use the device, people firstly lay the device on the desktop, then rotate the third knob 2504, thereby drive the fifth threaded column 2505 to rotate, under the cooperation of the fifth threaded column 2505 and the threaded pipe 2506, people are convenient to adjust the height of the movable plate 2507, people are convenient to fix the device and the desktop, when people need to adjust the clamping width, people only need to rotate the second knob 14, thereby driving 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 driving the clamping plate 22 to move through the supporting plate 20, people are convenient to adjust the clamping width, people are convenient to clamp and fix workpieces with larger sizes, when people need to clamp and fix the workpieces, people only need to rotate the first rotating shaft 4, thereby driving the second threaded column 7 to rotate, thereby driving the two first threaded caps 10 to move, and people are convenient to adjust the space between the two clamping plates 22, thereby facilitating the clamping of people to fix the workpieces.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

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).