CN219562716U

CN219562716U - Bench vice for stabilizing clamping tool

Info

Publication number: CN219562716U
Application number: CN202320599847.0U
Authority: CN
Inventors: 匡鹏远; 刘建勇; 杨剑
Original assignee: Qingdao Ronghe New Material Technology Co Ltd
Current assignee: Qingdao Ronghe New Material Technology Co Ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-08-22
Anticipated expiration: 2033-03-24

Abstract

The utility model discloses a bench vice for stabilizing a clamping tool, and belongs to the technical field of bench vices. The technical proposal is as follows: the clamp comprises a fixed clamp body and a movable clamp body, wherein the fixed clamp body is fixed on a rotating base, the rotating base is rotationally connected to the fixed base, and a locking mechanism is arranged on the rotating base; the screw rod is connected with the inner thread of the fixed clamp body and penetrates out of the movable clamp body; the clamping mechanism is arranged at the top jaw of the fixed clamp body and the movable clamp body and comprises a row of outer clamping wheels rotatably arranged on the jaws, one side of each outer clamping wheel is connected with a row of inner clamping wheels through a connecting piece, and the connecting piece can horizontally rotate around each outer clamping wheel; the inner clamping wheel is rotationally connected to the connecting piece. According to the utility model, the outer clamping wheel and the inner clamping wheel are contacted with the surface of the tool, so that the contact area between the clamping mechanism and the tool is increased, and the clamping is firmer.

Description

Bench vice for stabilizing clamping tool

Technical Field

The utility model relates to the technical field of bench vices, in particular to a bench vice for stably clamping a tool.

Background

In the process of machining a bench worker clamping tool, the tool cannot clamp, clamp off-tracking and even fall off due to factors such as the shape and the surface smoothness of the tool, and the like, so that the phenomenon often needs to be matched by multiple people, one person is responsible for manual righting, the other person operates, the operation is inconvenient, and the labor cost is increased. Therefore, the conventional bench vice can only clamp a tool with a planar surface, the processing tool is single, when clamping a cylindrical tool or a tool with other shapes, the tool is difficult to control, the requirement on an operator is extremely high, and the control result is also not ideal.

For example, chinese patent No. CN201848776U discloses a bench vice, wherein a screw rod, a movable clamping leg and a screw rod nut are respectively connected through a rotating pair and a screw rod pair, the screw rod nut is fixed in a transverse slot of a multi-slot stop block and slides in a longitudinal slot of the multi-slot stop block, and the multi-slot stop block is connected with a fixed clamping leg through a bolt. The patent can rapidly open and close the jaw, has a simple structure and improves the working efficiency. The bench vice disclosed in the patent of the utility model has the problems, so that the bench vice capable of clamping the tool more firmly needs to be studied.

Disclosure of Invention

The utility model aims to solve the technical problems that: overcomes the defects of the prior art, provides a bench vice for stably clamping a tool, and an outer clamping wheel and an inner clamping wheel are in contact with the surface of the tool, so that the contact area between a clamping mechanism and the tool is increased, and the clamping is firmer.

The technical scheme of the utility model is as follows:

a bench vice for stabilizing and clamping a tool comprises a fixed clamp body and a movable clamp body, wherein the fixed clamp body is fixed on a rotary base, the rotary base is rotationally connected to the fixed base, and a locking mechanism is arranged on the rotary base; the screw rod is connected with the inner thread of the fixed clamp body and penetrates out of the movable clamp body; the clamping mechanism is arranged at the top jaw of the fixed clamp body and the movable clamp body and comprises a row of outer clamping wheels rotatably arranged on the jaws, one side of each outer clamping wheel is connected with a row of inner clamping wheels through a connecting piece, and the connecting piece can horizontally rotate around each outer clamping wheel; the inner clamping wheel is rotationally connected to the connecting piece.

Preferably, grooves are formed in the jaw positions of the fixed clamp body and the movable clamp body, fixed shafts are respectively arranged at the top and the bottom of the outer clamping wheel and the inner clamping wheel, and the fixed shafts of the outer clamping wheel penetrate through the top and the bottom of the grooves, so that the outer clamping wheel rotates and is installed at the jaw positions; the upper side and the lower side of the outside clamping wheel and the inside clamping wheel are respectively connected with a connecting piece, two ends of the connecting piece are respectively sleeved on the fixing shafts of the outside clamping wheel and the inside clamping wheel through holes, and a clamp spring is arranged between the inside clamping wheel and the connecting piece.

Preferably, a clamping spring is also arranged between the outer clamping wheel and the connecting piece.

Preferably, the upper surface and the lower surface of the groove are saw-tooth-shaped.

Preferably, the outer gripping wheel and the inner gripping wheel are oval cylindrical.

Compared with the prior art, the utility model has the following beneficial effects:

according to the bench vice disclosed by the utility model, the clamping mechanisms are arranged at the jaw parts of the fixed vice body and the movable vice body, the fixture is clamped by the outer clamping wheel and the inner clamping wheel, and meanwhile, the inner clamping wheel can rotate around the outer clamping wheel in the horizontal direction, so that the inner clamping wheel can slide on the surface of the fixture, and the bench vice is suitable for fixtures with different shapes. Meanwhile, the inner clamping wheels are rearranged after sliding on the surface of the tool, so that the outer clamping wheels can contact the tool and clamp the tool, compared with the existing bench vice, the contact surface exists between the inner side face of the jaw and the tool (especially the cylindrical tool), and the outer clamping wheels and the inner clamping wheels are in contact with the surface of the tool, so that the contact area between the clamping mechanism and the tool is increased, and the clamping is firmer.

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 to be used in the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a front view of the present utility model.

Fig. 2 is a partial enlarged view of fig. 1 at a.

Fig. 3 is a top view of the present utility model.

Fig. 4 is a side view of the present utility model.

In the figure, 1, a clamp body is fixed; 2. a movable clamp body; 3. a rotating base; 4. a fixed base; 5. a locking mechanism; 6. a screw rod; 7. a clamping mechanism; 701. an outer pinch wheel; 702. a connecting piece; 703. an inner clamping wheel; 704. a fixed shaft; 8. a groove.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

Example 1

As shown in fig. 1-4, this embodiment provides a bench vice for fixing and clamping a tool, including a fixed body 1 and a movable body 2, a bench is provided on the fixed body 1, the fixed body 1 is fixed on a rotating base 3, the rotating base 3 is rotatably connected on the fixed base 4, a locking mechanism 5 is installed on the rotating base 3, and after the angle between the fixed body 1 and the movable body 2 is adjusted by the rotating base 3, the rotating base 3 is locked and fixed by the locking mechanism 5. The connection mode of the rotating base 3 and the fixed base 4, and the structure of the locking mechanism 5 all adopt the connection mode and structure of the existing bench vice, and are not described herein again.

The inner thread of the fixed clamp body 1 is connected with a screw rod 6, and the screw rod 6 penetrates out of the movable clamp body 2. The screw rod 6 can be directly connected with the fixed clamp body 1 in a threaded manner, and a groove penetrating through the front end and the rear end of the fixed clamp body 1 can be formed in the bottom of the fixed clamp body 1, and the screw rod 6 extends into the groove of the fixed clamp body 1 and is connected with a nut fixed on the rotating base 3 in a threaded manner; the other end of the screw rod 6 passes through the perforation at the end part of the movable clamp body 2 and then extends out of the movable clamp body 2. The connection mode of the screw rod 6 and the fixed clamp body 1 and the movable clamp body 2 is realized by adopting the prior bench vice structural design, and the details are not repeated here. The movable clamp body 2 is close to or far away from the fixed clamp body 1 by rotating the screw rod 6, so that the distance between the two clamp jaws is adjusted, and the tool is clamped or loosened.

The top of fixed pincers body 1 and movable pincers body 2 is kept silent department and is provided with clamping mechanism 7, and clamping mechanism 7 is including rotating a row of outside pinch roller 701 of installing on keeping silent, and outside pinch roller 701 one side is connected with a row of inboard pinch roller 703 through connecting piece 702, and outside pinch roller 701 and inboard pinch roller 703 are oval column shape, compare in cylindrical, and oval adaptation angle scope degree is wider, and the centre gripping dysmorphism work piece is more firm. The jaw positions of the fixed clamp body 1 and the movable clamp body 2 are provided with grooves 8, the top and the bottom of the outer clamping wheel 701 and the inner clamping wheel 703 are respectively provided with a fixed shaft 704, and the fixed shafts 704 of the outer clamping wheel 701 penetrate out of the top and the bottom of the grooves 8, so that the outer clamping wheel 701 is rotatably arranged at the jaw position; the upper and lower sides of outside pinch roller 701 and inboard pinch roller 703 are connected with connecting piece 702 respectively, and the both ends of connecting piece 702 overlap respectively on outside pinch roller 701 and inboard pinch roller 703's fixed axle 704 and outside pinch roller 701 and connecting piece 702, are provided with the jump ring respectively between inboard pinch roller 703 and the connecting piece 702 through the through-hole. The clamping mechanism 7 enables the outer clamping wheel 701 to rotate in place in the groove 8 of the jaw, the inner clamping wheel 703 on the one hand being rotatable in place on the connection piece 702 and on the other hand being rotatable around the outer clamping wheel 701 via the connection piece 702.

Working principle:

the bench vice of this embodiment sets up clamping mechanism 7 in the department of keeping silent of fixed pincers body 1 and movable pincers body 2, when pressing from both sides tight frock through outside pinch roller 701 and inboard pinch roller 703, and inboard pinch roller 703 can realize the rotation of horizontal direction around outside pinch roller 701, just so can make inboard pinch roller 703 slide at the frock surface to adapt to the frock of different shapes. Meanwhile, the inner clamping wheel 703 is rearranged after sliding on the surface of the tool, so that the outer clamping wheel 701 contacts the tool and clamps the tool, compared with the existing bench vice, a contact surface exists between the inner side surface of the jaw and the tool (especially a cylindrical tool), and the outer clamping wheel 701 and the inner clamping wheel 703 of the embodiment are in contact with the surface of the tool, so that the contact area between the clamping mechanism 7 and the tool is increased, and the clamping is firmer.

Example 2

When the tool shape is special (such as a triangular tool), after the clamping mechanism 7 clamps the tool, the edges and other parts of the tool can prop against the top and the bottom of the groove 8, so that the tool and the bench vice are damaged. Therefore, in this embodiment, as shown in fig. 3, the upper and lower surfaces of the groove 8 are all serrated, so that after the special-shaped tool is clamped, the edges and other parts of the tool extend into the serrated gaps at the top and bottom of the groove 8, the extending space of the tool is increased, and damage to the tool and the bench vice is avoided.

Although the present utility model has been described in detail by way of preferred embodiments with reference to the accompanying drawings, the present utility model is not limited thereto. Various equivalent modifications and substitutions may be made in the embodiments of the present utility model by those skilled in the art without departing from the spirit and scope of the present utility model, and it is intended that all such modifications and substitutions be within the scope of the present utility model/be within the scope of the present utility model as defined by the appended claims. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a bench vice of firm centre gripping frock, includes fixed body of clamp (1) and activity body of clamp (2), and fixed body of clamp (1) are fixed on rotating base (3), and rotating base (3) rotate to be connected on fixed base (4), install locking mechanism (5) on rotating base (3); the inner thread of the fixed clamp body (1) is connected with a screw rod (6), and the screw rod (6) penetrates out of the movable clamp body (2); the clamping mechanism (7) is arranged at the top jaw of the fixed clamp body (1) and the movable clamp body (2), the clamping mechanism (7) comprises a row of outer clamping wheels (701) rotatably arranged on the jaws, one side of each outer clamping wheel (701) is connected with a row of inner clamping wheels (703) through a connecting piece (702), and the connecting piece (702) can horizontally rotate around each outer clamping wheel (701); the inner clamping wheel (703) is rotatably connected to the connecting piece (702).

2. The bench vice for stabilizing and clamping the tool according to claim 1, wherein grooves (8) are formed at the jaw positions of the fixed clamp body (1) and the movable clamp body (2), fixed shafts (704) are respectively arranged at the top and the bottom of the outer clamping wheel (701) and the inner clamping wheel (703), and the fixed shafts (704) of the outer clamping wheel (701) penetrate through the top and the bottom of the grooves (8) so that the outer clamping wheel (701) is rotatably arranged at the jaw positions; the upper side and the lower side of the outer clamping wheel (701) and the inner clamping wheel (703) are respectively connected with a connecting piece (702), two ends of the connecting piece (702) are respectively sleeved on the fixing shafts (704) of the outer clamping wheel (701) and the inner clamping wheel (703) through holes, and a clamping spring is arranged between the inner clamping wheel (703) and the connecting piece (702).

3. The bench vice of a stable clamping fixture according to claim 2, wherein a clamping spring is also arranged between the outer clamping wheel (701) and the connecting piece (702).

4. Bench vice for stabilizing clamping tools according to claim 2, characterized in that the upper and lower surfaces of the recess (8) are serrated.

5. The bench vice of a stable clamping fixture according to claim 1, wherein the outer clamping wheel (701) and the inner clamping wheel (703) are elliptical cylinders.