CN103659376B - A kind of rotatable quick clamping bench vice - Google Patents

Abstract

The invention discloses a kind of rotatable quick clamping bench vice, comprise base assembly, guide rail, locking vice body and mobile vice body; Guide rail is provided with the guide rail tooth that the centerline direction along guide rail is arranged; Locking vice body is arranged on the one end away from guide rail tooth on guide rail; Mobile vice body is slidably disposed on guide rail; Locking pliers is provided with cam and mobile clamping plate with it; Mobile vice body is provided with strap and clamp; Rotatable quick clamping bench vice of the present invention, by locking the cooperation of vice body and mobile vice body, located by guide rail tooth, by be arranged on locking pliers with it cam driven move clamping plate by Workpiece clamping, achieve the quick-clamping of workpiece, and allow workpiece be in the Working position of most convenient all the time, saved a large amount of clamping workpiece time, increased work efficiency.

Description

A rotatable quick clamping bench vise

technical field

The invention relates to a clamp, in particular to a rotatable and fast clamping bench vise that can be rotatably adjusted and clamped quickly, and belongs to the technical field of mechanical clamps.

Background technique

Before machining, the blank needs to be clamped and positioned, such as an eccentric wheel type quick clamping vise published by the application number 201210224757.X, which can ensure sufficient clamping force to tighten the workpiece reliably. Under certain conditions, the time required for clamping the workpiece is greatly shortened, and it is especially suitable for occasions where the blank size is frequently changed; and the structure is simple and compact, the appearance is beautiful, and the manufacturing cost is low; the parts are easy to replace after wear; When the change is large, the hole needs to be changed frequently, which affects the accuracy of the hole and the shaft, as well as the processing efficiency; when the workpiece is clamped, the bending deformation of the eccentric wheel shaft is large, which affects the service life; after clamping, the handle is above the highest level of the moving pliers , making it difficult to process workpieces.

Contents of the invention

In view of the above-mentioned technical problems, the object of the present invention is to propose a rotatable quick-clamp bench vise that can be rotatably adjusted and can be clamped quickly.

The technical solution of the present invention is achieved in the following way: a rotatable fast clamping bench vise includes a base assembly, a guide rail, a locking clamp body and a moving clamp body; the guide rail is arranged on the base assembly; There are guide rail teeth arranged along the centerline direction of the guide rail; the locking pliers body is arranged on the end of the guide rail away from the guide rail teeth; the moving pliers body is slidably arranged on the guide rail; the locking pliers body is provided There are rotatable cams and retractable movable splints; handles are provided on the cams; fixed splints and clamps that can slide in the vertical direction are arranged on the movable clamps; the movable clamps are arranged on the locking clamps One side close to the moving clamp body; the fixed splint is arranged on the side of the moving clamp body close to the locking clamp body; the base assembly includes a bottom plate, a guide rail seat, an upper ratchet, a lower ratchet and a ratchet cover; the guide rail is arranged on On the guide rail seat; the upper ratchet is fixed on the lower side of the guide rail seat; the lower ratchet is fixed on the lower side of the upper ratchet; the axes of the upper ratchet and the lower ratchet are collinear, and the ratchet directions of the upper ratchet and the lower ratchet are opposite The lower ratchet is rotatably arranged on the bottom plate; the upper ratchet and the lower ratchet are provided with a one-way ratchet claw; the one-way ratchet claw is provided with a reset elastic member; the ratchet cover is arranged on The outer side of the upper ratchet and the lower ratchet; the far end of the one-way ratchet pawl stretches out of the ratchet housing.

Preferably, a telescopic rod is arranged on the movable splint; the telescopic rod is slidably arranged on the body of the locking pliers, and an elastic part of the telescopic rod is arranged on the telescopic rod.

Preferably, the handle is rotatably arranged on the cam.

Preferably, in the guide rail, a chip removal channel is provided on the lower side of the guide rail teeth.

Due to the application of the above-mentioned technical solution, the present invention has the following advantages compared with the prior art:

The rotatable fast clamping bench vise of the present invention, through the cooperation of the locking pliers body and the moving pliers body, is positioned by the guide rail teeth, and the workpiece is clamped by the moving splint driven by the cam arranged on the locking pliers body, so that the workpiece can be clamped quickly. Clamping, and keeping the workpiece at the most convenient processing position, saves a lot of workpiece clamping time and improves work efficiency; and the base assembly can be rotated to a suitable angle according to needs, which facilitates the processing process.

Description of drawings

Below in conjunction with accompanying drawing, technical solution of the present invention will be further described:

Accompanying drawing 1 is the perspective view of a kind of rotatable quick-clamp bench vise of the present invention;

Accompanying drawing 2 is a schematic diagram of the internal structure of a base assembly of a rotatable and fast-clamping bench vise according to the present invention;

Accompanying drawing 3 is the structure schematic diagram of the clamp body of a kind of rotatable quick-clamp bench vise of the present invention;

Accompanying drawing 4 is the sectional view of the guide rail of a kind of rotatable fast clamping bench vise of the present invention;

Among them: 1. Base plate; 2. Guide rail; 3. Locking clamp body; 4. Moving clamp body; 5. Guide rail teeth; 6. Cam; 7. Moving splint; 8. Fixed splint; 9. Clamping plate; 11. Guide rail Seat; 12, upper ratchet; 13, lower ratchet; 14, ratchet cover; 15, one-way ratchet pawl; 20, telescopic rod; 21, telescopic rod elastic part;

detailed description

The present invention is described below in conjunction with accompanying drawing.

As shown in Figures 1-4, a rotatable fast clamping bench vise according to the present invention includes a base assembly, a guide rail 2, a locking clamp body 3 and a moving clamp body 4; The guide rail teeth 5 arranged in the direction of the centerline of the guide rail 2; in the guide rail 2, a chip removal channel 22 is arranged on the lower side of the guide rail teeth 5; One end; the moving clamp body 4 is slidably arranged on the guide rail 2; the locking clamp body 3 is provided with a rotatable cam 6 and a movable splint 7; the cam 6 is provided with a rotatable handle; The movable splint 7 is provided with a telescopic rod 20; the telescopic rod 20 is slidably arranged on the locking clamp body 3, and the telescopic rod 20 is provided with a telescopic rod elastic member 21, and the movable splint 7 is pushed out by the cam 6, and the The elastic part 21 of the telescopic rod is reset; the movable clamp body 4 is provided with a fixed splint 8 and a clamping plate 9 that can slide in the vertical direction; One side; the fixed splint 8 is arranged on the side of the moving clamp body 4 close to the locking clamp body 3; the base assembly includes a bottom plate 1, a rail seat 11, an upper ratchet 12, a lower ratchet 13 and a ratchet cover 14; The guide rail 2 is arranged on the guide rail seat 11; the upper ratchet 12 is fixed on the lower side of the guide rail seat 11; the lower ratchet 13 is fixed on the lower side of the upper ratchet 12; the axes of the upper ratchet 12 and the lower ratchet 13 are in common The direction of the ratchet teeth of the upper ratchet 12 and the lower ratchet 13 is opposite; the lower ratchet 13 is rotatably arranged on the bottom plate 1; the upper ratchet 12 and the lower ratchet 13 are provided with a one-way ratchet pawl 15; The one-way ratchet pawl 15 is provided with a reset elastic member 16; one end of the reset elastic member 16 is arranged on the near end of the one-way ratchet pawl 15, and the other end is arranged on the ratchet cover 14; the ratchet cover 14 is provided On the outside of the upper ratchet 12 and the lower ratchet 13; the far-end of the one-way ratchet pawl 15 stretches out the ratchet cover 14; The one-way locking of the upper ratchet 12 or the lower ratchet 13 is released, so that the guide rail seat 11 can follow the rotation of the upper ratchet 12 or the lower ratchet 13 .

Due to the application of the above-mentioned technical solution, the present invention has the following advantages compared with the prior art:

The rotatable fast clamping bench vise of the present invention, through the cooperation of the locking pliers body and the moving pliers body, is positioned by the guide rail teeth, and the workpiece is clamped by the moving splint driven by the cam arranged on the locking pliers body, so that the workpiece can be clamped quickly. Clamping, and keeping the workpiece at the most convenient processing position, saves a lot of workpiece clamping time and improves work efficiency; and the base assembly can be rotated to a suitable angle according to needs, which facilitates the processing process.

The above-mentioned embodiments are only to illustrate the technical conception and characteristics of the present invention, and its purpose is to allow those familiar with this technology to understand the content of the present invention and implement it, and cannot limit the protection scope of the present invention with this. Substantial equivalent changes or modifications shall fall within the protection scope of the present invention.

Claims (4)

1. A rotatable quick clamping bench vise, characterized in that it includes a base assembly, a guide rail (2), a locking clamp body (3) and a moving clamp body (4); the guide rail (2) is set on the base On the assembly; the guide rail (2) is provided with guide rail teeth (5) arranged along the centerline direction of the guide rail (2); the locking pliers body (3) is arranged on the guide rail (2) away from the guide rail teeth ( 5) at one end; the movable clamp body (4) is slidably set on the guide rail (2); the locking clamp body (3) is provided with a rotatable cam (6) and a retractable movable splint ( 7); the cam (6) is provided with a handle; the movable clamp body (4) is provided with a fixed splint (8) and a clamp (9) that can slide in the vertical direction; the movable splint (7 ) is arranged on the side of the locking pliers body (3) close to the moving pliers body (4); the fixed splint (8) is arranged on the side of the moving pliers body (4) close to the locking pliers body (3); The base assembly includes a bottom plate (1), a guide rail seat (11), an upper ratchet (12), a lower ratchet (13) and a ratchet cover (14); the guide rail (2) is arranged on the guide rail seat (11); the The upper ratchet (12) is fixed on the lower side of the rail seat (11); the lower ratchet (13) is fixed on the lower side of the upper ratchet (12); the axes of the upper ratchet (12) and the lower ratchet (13) Collinear, the ratchet direction of the upper ratchet (12) and the lower ratchet (13) are opposite; the lower ratchet (13) is rotatably set on the bottom plate (1); the upper ratchet (12) and the lower ratchet (13) ) are provided with a one-way ratchet pawl (15); the one-way ratchet pawl (15) is provided with a return elastic member (16); the ratchet cover (14) is provided on the upper ratchet (12) and the lower The outer side of the ratchet (13); the far end of the one-way ratchet pawl (15) protrudes from the ratchet cover (14). 2. The rotatable quick clamping bench vise according to claim 1, characterized in that: a telescopic rod (20) is set on the movable splint (7); the telescopic rod (20) is slidably set on On the clamp body (3), the telescopic rod (20) is provided with a telescopic rod elastic member (21). 3. The rotatable quick clamping bench vise according to claim 1, characterized in that: the handle is rotatably arranged on the cam (6). 4. The rotatable quick clamping bench vise according to claim 1, characterized in that: in the guide rail (2), a chip removal channel (22) is provided on the lower side of the guide rail teeth (5).