CN219987302U - Bench clamp with strong clamping force - Google Patents
Bench clamp with strong clamping force Download PDFInfo
- Publication number
- CN219987302U CN219987302U CN202320404158.XU CN202320404158U CN219987302U CN 219987302 U CN219987302 U CN 219987302U CN 202320404158 U CN202320404158 U CN 202320404158U CN 219987302 U CN219987302 U CN 219987302U
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- screw rod
- driving wheel
- face
- movable clamping
- fixed
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- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
Abstract
The utility model relates to the technical field of clamp machinery, in particular to a pair of bench clamps with strong clamping force. Comprises a fixed clamping mechanism, a movable clamping mechanism and a hand wheel group; the fixing and clamping mechanism comprises a fixing plate and a base, and the fixing plate is fixed on the base; the fixing plate is of a structure, openings are formed in two side faces, and two screw rod through holes are formed in the front face; the movable assembly comprises a movable clamping plate and a screw rod, and the upper part and the lower part of one surface of the movable clamping plate fixed by the screw rod are respectively provided with a movable clamping plate; the hand wheel group comprises a driving wheel and a driven wheel, a transmission rod is fixedly arranged in the center of one end face of the driving wheel, and a nut boss is fixedly arranged in the center of the other end face of the driving wheel; a nut boss is arranged in the center of one end face of the driven wheel; the screw rod penetrates through the screw rod through hole and is connected with threads of the nut boss in a matched mode. The double-wire rod bench clamp is convenient to operate, and the double-wire rod design enhances the clamping force, so that the service life of the bench clamp is prolonged; the maintenance work is ensured to be carried out smoothly, and the working efficiency is greatly improved.
Description
Technical Field
The utility model relates to the technical field of clamp machinery, in particular to a pair of bench clamps with strong clamping force.
Background
Bench vice, also called vice, bench vice, is a tool for clamping and fixing a workpiece for processing, and is very widely used. At present, most common bench clamps are driven by a single wire rod, and the clamp bodies are driven to be close to or far away from each other by means of rotation of the screw rod, so that the width of the clamp jaw is adjusted. When in use, a workpiece is placed at the jaw, and then the screw rod is rotated to enable the clamp body to move, and the workpiece is clamped by the fixed clamping surface and the movable clamping surface.
However, for some round tube type workpieces and different workpieces, the phenomenon that the workpiece is not clamped by the bench clamp frequently occurs when the bench clamp is used because the clamping surface of the conventional bench clamp is a plane and the contact area of the workpiece is small. The construction difficulty is caused, the construction progress is influenced, and the working efficiency is low.
Disclosure of Invention
The utility model provides a pair of bench clamps with strong clamping force, which aims to fasten a workpiece at a fixed position.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a pair of bench clamp with strong clamping force, which comprises a fixed clamping mechanism, a movable clamping mechanism and a hand wheel group;
the fixing and clamping mechanism comprises a fixing plate and a base, and the fixing plate is fixed on the base; the fixing plate is of a structure, openings are formed in two side faces, and two screw rod through holes are formed in the front face;
the movable clamping mechanism comprises a movable clamping plate and a screw rod, and the upper part and the lower part of one surface of the movable clamping plate fixed by the screw rod are respectively provided with a movable clamping plate;
the hand wheel group comprises a driving wheel and a driven wheel, a transmission rod is fixedly arranged in the center of one end face of the driving wheel, the transmission rod is a hollow rod, and a nut boss is fixedly arranged in the center of the other end face of the driving wheel; a nut boss is arranged in the center of one end face of the driven wheel;
the screw rod penetrates through the screw rod through hole to be in threaded fit connection with the nut boss, and the driving wheel is in fit connection with the driven wheel.
In an embodiment, the transmission rod is provided with a hand wheel.
In an embodiment, the two screw rods have the same structure, the driving wheel rotates one circle, and the two screw rods move the same distance.
In an embodiment, the openings are V-shaped openings, the openings are the same in size, and a saw-tooth structure is arranged in each opening.
The beneficial effects achieved by the utility model are as follows:
the bench clamp with strong clamping force has the advantages of simple structure, convenient operation, strong clamping of workpieces and no loosening; the gear transmission, the double-wire rod design, the clamping force is enhanced, and the service life of the bench clamp is prolonged; the maintenance work is ensured to be carried out smoothly, and the working efficiency is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a bench clamp with high clamping force;
FIG. 2 is an exploded view of a strong clamping force vise;
in the figure, 1, a movable clamping mechanism; 11. moving the clamping plate; 12. a screw rod; 2. fixing a clamping mechanism; 21. a fixing plate; 22. a base; 23. a screw rod through hole; 24. an opening; 3. a hand wheel set; 31. a hand wheel; 32. a nut boss; 33. a driving wheel; 34. and (3) a driven wheel.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" is presented throughout this document, it is intended to include three schemes in parallel, taking "a and/or B" as an example, including a scheme, or B scheme, or a scheme where a and B meet simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
As shown in fig. 1-2, the utility model provides a bench clamp with strong clamping force, which comprises a fixed clamping mechanism 2, a movable clamping mechanism 1 and a hand wheel group 3.
The fixed clamping mechanism 2 comprises a fixed plate 21 and a base 22, and the fixed plate 21 is fixed on the base 22; the fixing plate 21 is of a structure, openings 24 are formed in two side faces, and two screw rod through holes 23 are formed in the front face.
The movable clamping mechanism 1 comprises a movable clamping plate 11 and a screw rod 12, and the two screw rods 12 are fixed on the upper portion and the lower portion of one face of the movable clamping plate 11.
The hand wheel set 3 comprises a driving wheel 33 and a driven wheel 34, a transmission rod is fixedly arranged in the center of one end face of the driving wheel 33, the transmission rod is a hollow rod, and a nut boss 32 is fixedly arranged in the center of the other end face of the driving wheel 33; the center of one end face of the driven wheel 34 is provided with a nut boss 32, and the nut boss 32 can be matched with the screw rod 12 for transmission on one hand, and can be attached to the fixed plate 21 in the clamping process on the other hand, so that the attachment of a gear to the fixed clamping plate is avoided.
The screw rod 12 passes through the screw rod through hole 23 and is in threaded fit connection with the nut boss 32, and the driving wheel 33 is in fit connection with the driven wheel 34. In the working process, the upper screw rod 12 penetrates through the nut boss 32 and penetrates into the transmission rod, and the lower screw rod 12 penetrates through the nut boss 32 and the driven wheel 34.
A hand wheel 31 is arranged on the transmission rod, so that the hand wheel group 3 can be conveniently rotated.
The two screw rods 12 have the same structure, the driving wheel 33 rotates one circle, and the two screw rods 12 move the same distance. The screw rods 12 with the same structure and the nuts with the same structure can enable the moving distances of the two screw rods 12 to be the same, and the situation that the screw rods are blocked due to up-down asynchronism is avoided.
The openings 24 are V-shaped openings, the openings are the same in size, and a saw-tooth structure is arranged in the openings 24. The V-shaped opening 24 is to adapt to the shape required by the workpiece, and may be provided in other shapes. The zigzag structure is to increase friction.
Rotating the hand wheel 31, the driving wheel 33 drives the driven wheel 34 to rotate, the screw rod 12 is screwed out of the nut boss 32, and the screw rod 12 drives the movable clamping plate 11 to move away from the fixed clamping plate.
The workpiece is clamped on the saw-tooth clamping surface of the fixed clamping plate, and at the moment, the hand wheel 31 is rotated in the opposite direction, so that the movable clamping plate 11 and the fixed clamping plate are close to each other, and the workpiece is clamped between the saw-tooth clamping surface of the fixed clamping plate and the movable clamping plate 11.
The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (4)
1. The utility model provides a bench vice that clamping force is strong which characterized in that: comprises a fixed clamping mechanism (2), a movable clamping mechanism (1) and a hand wheel group (3);
the fixing and clamping mechanism (2) comprises a fixing plate (21) and a base (22), and the fixing plate (21) is fixed on the base (22); the fixing plate (21) is of a -shaped structure, openings (24) are formed in two side surfaces, and two screw rod through holes (23) are formed in the front of the fixing plate;
the movable clamping mechanism (1) comprises a movable clamping plate (11) and a screw rod (12), and the two screw rods (12) are fixed at the upper part and the lower part of one surface of the movable clamping plate (11);
the hand wheel set (3) comprises a driving wheel (33) and a driven wheel (34), a transmission rod is fixedly arranged at the center of one end face of the driving wheel (33), the transmission rod is a hollow rod, and a nut boss (32) is fixedly arranged at the center of the other end face of the driving wheel (33); a nut boss (32) is arranged in the center of one end face of the driven wheel (34);
the screw rod (12) penetrates through the screw rod through hole (23) to be connected with threads of the nut boss (32), and the driving wheel (33) is connected with the driven wheel (34) in a matched mode.
2. A strong clamping force bench clamp according to claim 1, wherein: a hand wheel (31) is arranged on the transmission rod.
3. A strong clamping force bench clamp according to claim 1, wherein: the two screw rods (12) have the same structure, the driving wheel (33) rotates one circle, and the two screw rods (12) move the same distance.
4. A strong clamping force bench clamp according to claim 1, wherein: the openings (24) are V-shaped openings, the openings (24) are the same in size, and a sawtooth-shaped structure is arranged in each opening (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320404158.XU CN219987302U (en) | 2023-03-07 | 2023-03-07 | Bench clamp with strong clamping force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320404158.XU CN219987302U (en) | 2023-03-07 | 2023-03-07 | Bench clamp with strong clamping force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219987302U true CN219987302U (en) | 2023-11-10 |
Family
ID=88605835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320404158.XU Active CN219987302U (en) | 2023-03-07 | 2023-03-07 | Bench clamp with strong clamping force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219987302U (en) |
-
2023
- 2023-03-07 CN CN202320404158.XU patent/CN219987302U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |