CN110977803A - Multi-point clamping vice - Google Patents
Multi-point clamping vice Download PDFInfo
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- CN110977803A CN110977803A CN201911249805.9A CN201911249805A CN110977803A CN 110977803 A CN110977803 A CN 110977803A CN 201911249805 A CN201911249805 A CN 201911249805A CN 110977803 A CN110977803 A CN 110977803A
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- clamping
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- base
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- 230000000712 assembly Effects 0.000 claims abstract description 28
- 238000000429 assembly Methods 0.000 claims abstract description 28
- 230000000694 effects Effects 0.000 description 7
- 238000005457 optimization Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B1/00—Vices
- B25B1/02—Vices with sliding jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B1/00—Vices
- B25B1/06—Arrangements for positively actuating jaws
- B25B1/10—Arrangements for positively actuating jaws using screws
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a multi-point clamping vice and relates to the technical field of clamps. Wherein, this kind of multi-point clamping's vice contains: the clamping device comprises a base, a first clamping mechanism and a second clamping mechanism. The first clamping mechanism comprises a pair of first clamping assemblies, each first clamping assembly comprises a first clamping block which is rotatably arranged on the base, and each first clamping block is provided with a first clamping surface. The second clamping mechanism comprises a second clamping assembly and a driving assembly, the second clamping assembly comprises a second clamping block movably arranged on the base, and the second clamping block is provided with a second clamping surface; the driving assembly is used for driving the second clamping assembly to be close to or far away from the pair of first clamping assemblies; the pair of first clamping assemblies can rotate, so that the included angle between the two first clamping surfaces is changed, and the first clamping assemblies are attached to the surface of an object to be clamped; the driving assembly can drive the second clamping assembly to be close to the pair of first clamping assemblies so as to clamp the object to be clamped with the pair of first clamping assemblies at least from three directions.
Description
Technical Field
The invention relates to the field of clamps, in particular to a multi-point clamping vice.
Background
Vises are common fixtures used to hold workpieces. The device is arranged on a workbench and used for clamping and stably processing workpieces, and is a necessary tool for a bench worker workshop. The existing vices clamp a workpiece by two parallel clamping plates of a jaw close to each other, and the clamping effect is not good for some materials with non-parallel side surfaces, such as cylinders, spheres, polygonal columns and the like. In view of the above, the inventors of the present invention have made a study of the prior art and then have made the present application.
Disclosure of Invention
The invention provides a multi-point clamping vice and aims to solve the problem that the existing vice is poor in universality.
In order to solve the above technical problem, the present invention provides a multi-point clamping vise, comprising:
a base seat is arranged on the base seat,
a first clamping mechanism comprising a pair of first clamping assemblies, the first clamping assemblies comprising first clamping blocks rotatably disposed on the base, the first clamping blocks being provided with first clamping surfaces;
the second clamping mechanism comprises a second clamping assembly and a driving assembly, the second clamping assembly comprises a second clamping block movably arranged on the base, and the second clamping block is provided with a second clamping surface; the driving component is used for driving the second clamping component to approach or move away from the pair of first clamping components;
the pair of first clamping assemblies can rotate, so that the included angle of the two first clamping surfaces is changed, and the first clamping assemblies are attached to the surface of an object to be clamped; the driving assembly can drive the second clamping assembly to be close to the pair of first clamping assemblies so as to clamp the object to be clamped with the pair of first clamping assemblies at least from three directions.
Preferably, the included angle between the two first clamping surfaces is 20 degrees to 180 degrees.
As a further optimization, the base is provided with a support part, and the first clamping block is provided with a first abutting part and a second abutting part; the first abutting part can be abutted against the supporting part so that the two first clamping surfaces are positioned on the same plane; the second abutting part can be abutted against the supporting part so as to minimize an included angle between the two first clamping surfaces.
Preferably, the second clamping assembly further includes a second pad block disposed on a second clamping surface of the second clamping block, the second pad block is provided with a concave V-shaped opening, and two planes of the opening are disposed opposite to the two first clamping surfaces, so that the second clamping assembly and the pair of first clamping assemblies can clamp the object to be clamped from four directions.
As a further refinement, the first clamping surface, the second clamping surface, and the two planes of the opening are provided with grid surfaces.
As a further optimization, a pair of the first clamping assemblies is symmetrically arranged relative to a first plane, and the second clamping assembly is symmetrically arranged relative to the first plane.
Preferably, the second clamping mechanism is a guide assembly for guiding the second clamping assembly to move linearly, and the guide assembly includes a guide rod disposed on the base and a slider disposed on the first clamping assembly.
As further optimization, the base is in a trapezoid shape or a convex shape and is provided with a waist-shaped hole.
By adopting the technical scheme, the invention can obtain the following technical effects: the vice can exert the clamping force from at least three directions and press from both sides the work piece, makes the work piece clamp more firmly. Specifically, a workpiece to be clamped is firstly leaned against two first clamping surfaces, the angle between the two first clamping surfaces can be changed to be matched with the surface of the workpiece, and then the second clamping surface is driven to approach the first clamping surface by a driving assembly so as to abut against and clamp the workpiece.
The vice disclosed by the invention can apply clamping force from at least three directions to clamp a workpiece, so that the workpiece is clamped more firmly without slipping, and the vice has a good practical significance.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is an isometric view of an embodiment of the present invention, a vise;
FIG. 2 is an isometric view of an embodiment of the present invention, the vise (for clarity of reference: the isometric view is the same as FIG. 1, with reference numerals being different);
FIG. 3 is a bottom view of a vise, according to one embodiment of the present invention;
FIG. 4 is a top view of an embodiment of the present invention, a vise;
the labels in the figure are: 1-a base; 2-a first clamping assembly; 3-a guiding component; 4-a second clamping assembly; 5-a drive assembly; 6-a support part; 7-a second abutment; 8-a first clamping block; 9-a first abutment; 10-a first clamping surface; 11-opening; 12-a second clamping surface; 13-a second head block; 14-a second clamping block; 15-a guide rod; 16-sliding block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The invention is described in further detail below with reference to the following detailed description and accompanying drawings:
as shown in fig. 1 to 4, in the present embodiment, the multi-point clamping vise includes:
the base plate (1) is provided with a base,
the first clamping mechanism comprises a pair of first clamping assemblies 2, each first clamping assembly 2 comprises a first clamping block 8 which is rotatably arranged on the base 1, and each first clamping block 8 is provided with a first clamping surface 10;
the second clamping mechanism comprises a second clamping component 4 and a driving component 5, the second clamping component 4 comprises a second clamping block 14 which is movably arranged on the base 1, and the second clamping block 14 is provided with a second clamping surface 12; the driving assembly 5 is used for driving the second clamping assembly 4 to approach or move away from the pair of first clamping assemblies 2;
the pair of first clamping components 2 can rotate, so that the included angle of the two first clamping surfaces 10 is changed to be attached to the surface of a workpiece; the drive assembly 5 is capable of driving the second clamping assembly 4 adjacent to the pair of first clamping assemblies 2 to clamp the workpiece with the pair of first clamping assemblies 2 from at least three directions. Specifically, a workpiece to be clamped is firstly placed on the two first clamping surfaces 10, the angle between the two first clamping surfaces 10 can be changed to fit the surface of the workpiece, and then the second clamping surface 12 is driven to approach the first clamping surfaces 10 by the driving assembly 5 to abut against and clamp the workpiece. The vice can apply clamping force to a workpiece from at least three directions, has better and firmer clamping effect and has good practical significance. Like the triangle is the most stable structure, the workpiece is clamped from three directions, and the workpiece is clamped in one plane with the best effect.
As shown in fig. 1 to 4, in the present embodiment, the included angle between the two first clamping surfaces 10 is 20 degrees to 180 degrees. In particular, the rotation angle of the first clamping block 8 is limited, so that the included angle between the two first clamping surfaces 10 is limited, the vice of the invention can clamp workpieces with the distance between the rotation axes of the two clamping blocks larger and smaller, and is supported by the two first clamping surfaces 10, and the application range of the vice is greatly improved
As shown in fig. 1 to 4, in the present embodiment, the base 1 is provided with a support portion 6, and the first clamp block 8 is provided with a first abutting portion 9 and a second abutting portion 7; the first abutment 9 can bear against the support 6 so that the two first clamping surfaces 10 are located on the same plane; the second abutment 7 can bear against the support 6 in order to minimize the angle between the two first clamping surfaces 10. Specifically, the base 1 is provided with a protruding support portion 6, and when the two first clamping blocks 8 rotate to increase the included angle between the two first clamping surfaces 10, the first abutting portion 9 can abut against the support portion 6 to enable the two first clamping surfaces 10 to be located on the same plane, so that the included angle between the two first clamping surfaces 10 is 180 degrees. When the two first clamping blocks 8 are rotated so that the angle between the two first clamping surfaces 10 is reduced, the second abutment 7 can abut against the support 6 so as to minimize the angle at which the two first clamping surfaces 10 bracket. The supporting part 6 is provided with a circular arc-shaped supporting surface, and the first abutting part 9 and the second abutting part 7 are also circular arc-shaped, so that the first abutting part 9 or the second abutting part 7 can be pushed against the supporting part 6 in a large area, the pressure intensity of the first clamping block 8 when clamping a workpiece is greatly reduced, and the clamping device has good practical significance.
The first clamping assembly 2 further comprises a connecting member for hinging the first clamping block 8 to the base 1, and in another embodiment, the first clamping block 8 is provided with a limiting groove, and the connecting member is provided with a limiting protrusion which can move in the limiting groove. When the included angle between the two first clamping surfaces 10 reaches the maximum or minimum, the limiting protrusion can be pressed against the inner wall of the limiting groove to limit the first clamping block 8 to rotate continuously.
As shown in fig. 1 to 4, in the present embodiment, the second clamping assembly 4 further includes a second pad 13 disposed on the second clamping surface 12 of the second clamping block 14, the second pad 13 is provided with a concave "V" shaped opening 11, and two planes of the opening 11 are disposed opposite to the two first clamping surfaces 10, so that the second clamping assembly 4 and the pair of first clamping assemblies 2 can clamp the workpiece from four directions. Particularly, a cushion block is arranged on the first clamping block 8, and a second cushion block 13 is arranged on the second clamping block 14, so that the abrasion of the first clamping block 8 and the second clamping block 14 can be effectively reduced, and the service life of the vice is greatly prolonged. The second cushion block 13 is arranged in a V shape, so that the first clamping assembly 2 and the pair of second clamping assemblies 4 can wrap a workpiece when clamping the workpiece, the workpiece can be clamped better, and the V-shaped opening 11 can enable the resultant force of the clamping force of the second cushion block 13 acting on the workpiece to be along the moving direction of the second clamping block 14, so that the clamping effect is well ensured.
As shown in fig. 1 to 4, in the present embodiment, the first clamping surface 10, the second clamping surface 12, and the two planes of the opening 11 are provided with mesh surfaces. Specifically, the grid surface can increase the roughness of the first clamping surface 10 and the second clamping surface 12, thereby increasing the friction force between the vise and the workpiece so that the vise can better clamp the workpiece.
As shown in fig. 1 to 4, in the present embodiment, a pair of first clamping members 2 is disposed symmetrically with respect to a first plane, and the second clamping members 4 are disposed symmetrically with respect to the first plane. Specifically, the symmetry sets up the pressure that can guarantee that a pair of first clamping component 2 receives the same, has both guaranteed the life-span of vice, has guaranteed the centre gripping effect of vice again.
As shown in fig. 1 to 4, in the present embodiment, the second clamping mechanism is a guide assembly 3 for guiding the second clamping assembly 4 to move linearly, and the guide assembly 3 includes a guide rod 15 disposed on the base 1 and a slider 16 disposed on the first clamping assembly 2. Specifically, the guide rod 15 and the sliding block 16 are simple in structure, mature in technology, low in cost, capable of well guaranteeing the guiding effect, and good in practical significance. In another embodiment, the base 1 is provided with a guide slot and the second clamping block 14 is provided with a guide projection corresponding to the guide slot and able to slide in the guide slot.
As shown in fig. 1 to 4, in the present embodiment, the base 1 is trapezoidal or "convex" and is provided with a kidney-shaped hole. Particularly, the shape of the bottom of the base 1 can be increased well by the convex shape and the trapezoid shape, and the stability of the vice is ensured. The bottom of the base 1 is provided with an extending part extending outwards, and the extending part is provided with a waist-shaped hole, so that the vice can be better installed and fixed on a desktop. Has good practical significance.
As shown in fig. 1 to 4, in the present embodiment, the driving assembly 5 includes a screw rod disposed on the base 1, and the base 1 is provided with a threaded hole adapted to the screw rod. The screw rod can rotate in the screw hole to the tight piece 14 of the second clamp of promotion forward or the tight piece 14 of backward pulling second clamp, and the cooperation of screw rod and screw hole can effectual auto-lock, prevents to press from both sides to take place to become flexible after pressing from both sides, has fine practical meaning. The workpiece is an object to be clamped and can be clamped by the vice.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A multi-point clamping vise, comprising:
a base (1) is arranged on the base,
a first clamping mechanism comprising a pair of first clamping assemblies (2), the first clamping assemblies (2) comprising a first clamping block (8) rotatably arranged on the base (1), the first clamping block (8) being provided with a first clamping surface (10);
a second clamping mechanism comprising a second clamping assembly (4) and a driving assembly (5), wherein the second clamping assembly (4) comprises a second clamping block (14) movably arranged on the base (1), and the second clamping block (14) is provided with a second clamping surface (12); the driving assembly (5) is used for driving the second clamping assembly (4) to approach or move away from the pair of first clamping assemblies (2);
the pair of first clamping components (2) can rotate, so that the included angle of the two first clamping surfaces (10) is changed to be attached to the surface of an object to be clamped; the driving assembly (5) can drive the second clamping assembly (4) to be close to the pair of first clamping assemblies (2) so as to clamp the object to be clamped with the pair of first clamping assemblies (2) at least from three directions.
2. A multi-point clamping vise according to claim 1, characterised in that the angle between the two first clamping surfaces (10) is 20 degrees to 180 degrees.
3. A multi-point clamping vise according to claim 2, characterised in that the base (1) is provided with a support (6), the first clamping block (8) being provided with a first abutment (9) and a second abutment (7); the first abutment (9) being capable of bearing against the support (6) so that the two first clamping surfaces (10) are located on the same plane; the second abutment (7) can bear against the support (6) in such a way as to minimize the angle between the two first clamping surfaces (10).
4. A multi-point clamping vise according to claim 2, characterised in that the second clamping assembly (4) further comprises a second block (13) arranged on a second clamping surface (12) of the second clamping block (14), the second block (13) being provided with a concave V-shaped opening (11), two planes of the opening (11) being arranged opposite to the two first clamping surfaces (10) so that the second clamping assembly (4) and the pair of first clamping assemblies (2) can clamp the object to be clamped from four directions.
5. A multi-point clamping vise according to claim 4, characterised in that the first clamping surface (10), the second clamping surface (12) and the two planes of the opening (11) are provided with grid surfaces.
6. A multi-point clamping vise as claimed in claim 5, characterised in that a pair of said first clamping assemblies (2) are arranged symmetrically with respect to a first plane, and said second clamping assemblies (4) are arranged symmetrically with respect to said first plane.
7. A multi-point clamping vise according to any one of claims 1 to 6, characterised in that the second clamping means are a guide assembly (3) for guiding the linear movement of the second clamping assembly (4), the guide assembly (3) comprising a guide rod (15) arranged on the base (1) and a slide (16) arranged on the first clamping assembly (2).
8. A multi-point clamping vise according to any one of claims 1 to 6, characterised in that the base (1) is trapezoidal or "convex" and is provided with a kidney-shaped hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911249805.9A CN110977803A (en) | 2019-12-09 | 2019-12-09 | Multi-point clamping vice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911249805.9A CN110977803A (en) | 2019-12-09 | 2019-12-09 | Multi-point clamping vice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110977803A true CN110977803A (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911249805.9A Pending CN110977803A (en) | 2019-12-09 | 2019-12-09 | Multi-point clamping vice |
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|---|---|
| CN (1) | CN110977803A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000127054A (en) * | 1998-10-27 | 2000-05-09 | Nagase Integrex Co Ltd | Vice |
| CN104875152A (en) * | 2015-06-09 | 2015-09-02 | 盛瑞传动股份有限公司 | Clamping device |
| CN204700769U (en) * | 2015-06-25 | 2015-10-14 | 宁德师范学院 | A kind of high-effect powerful vice of applicable Multiple Shape piece-holder |
| CN107520784A (en) * | 2017-09-01 | 2017-12-29 | 成都科创城科技有限公司 | A kind of wide adaptation range and the good ring clamping device of clamping effect |
| CN211388385U (en) * | 2019-12-09 | 2020-09-01 | 三明学院 | Multi-point clamping vice |
-
2019
- 2019-12-09 CN CN201911249805.9A patent/CN110977803A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000127054A (en) * | 1998-10-27 | 2000-05-09 | Nagase Integrex Co Ltd | Vice |
| CN104875152A (en) * | 2015-06-09 | 2015-09-02 | 盛瑞传动股份有限公司 | Clamping device |
| CN204700769U (en) * | 2015-06-25 | 2015-10-14 | 宁德师范学院 | A kind of high-effect powerful vice of applicable Multiple Shape piece-holder |
| CN107520784A (en) * | 2017-09-01 | 2017-12-29 | 成都科创城科技有限公司 | A kind of wide adaptation range and the good ring clamping device of clamping effect |
| CN211388385U (en) * | 2019-12-09 | 2020-09-01 | 三明学院 | Multi-point clamping vice |
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