CN218017972U

CN218017972U - Vice capable of clamping parts with irregular shapes

Info

Publication number: CN218017972U
Application number: CN202222380182.2U
Authority: CN
Inventors: 武耀德; 晁耀杰; 杨喆; 周元彪; 杨峻岭
Original assignee: Dalian Changfeng Industrial Corp
Current assignee: Dalian Changfeng Industrial Corp
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2022-12-13
Anticipated expiration: 2032-09-08

Abstract

The utility model provides a but vice of irregular part of centre gripping appearance belongs to the machine-building technical field. The vice comprises a fixed vice body, a movable vice body, a guide block, a screw rod, rotary tables at all levels, a slide way, a bolt and a screw; the jaw is designed into a multi-stage turntable structure, and the turntable can be linked with the turntable at the previous stage and can rotate automatically; the relative positions of the turntables at all levels are of eccentric structures, so that the movement track of the turntables at the clamping part is in an irregular shape. When parts with irregular shapes need to be clamped, all levels of turntables can rotate automatically under the action of clamping force, and finally the turntables at the clamping parts are attached to the shapes of the clamped parts, so that the parts with irregular shapes can be clamped.

Description

Vice capable of clamping parts with irregular shapes

Technical Field

The utility model belongs to the technical field of the machine-building, concretely relates to frock clamp who uses in the parts machining process.

Background

In the field of machine manufacturing, a part needs to be clamped and then fixed to a machining device when being machined. A vise is a clamping tool (as shown in fig. 1) which is most widely used, and generally, a vise can only clamp a part with two parallel planes. If an irregularly shaped part is encountered, the conventional vise cannot grip.

Because the jaw of the conventional vice is a fixed plane, the vice can only clamp parts with at least two parallel planes, and the shape of the clamping surface of the parts is limited. If the clamping surface is of an irregular shape, clamping is not possible. In order to solve the problem that the clamping cannot be carried out, the utility model discloses a design new-type vice keep silent, realize the centre gripping to the irregular part of appearance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but vice of centre gripping appearance irregular part can solve the problem that current vice can not centre gripping appearance irregular part.

The technical scheme of the utility model is that:

a vice capable of clamping parts with irregular shapes comprises a fixed vice body 1, a movable vice body 7, a guide block 8, a screw rod 2, rotary tables at all levels, a slide way 11, a bolt 9 and a screw 10.

The whole fixed caliper body 1 is L-shaped, and the bottom of the fixed caliper body is provided with a mounting hole for fixing on a machine tool. The upper part of the fixed caliper body 1 is provided with a semicircular groove, and the tail part of the fixed caliper body 1 is processed with a T-shaped groove along the length direction.

The movable clamp body 7 is provided with a semicircular groove, the bottom of the movable clamp body is provided with a bulge, and the bottom of the bulge is in threaded connection with the guide block 8 through a bolt 9. The movable caliper body 7 and the guide block 8 are embedded into the T-shaped groove of the fixed caliper body 1 together, and the semicircular groove of the movable caliper body 7 is opposite to the semicircular groove of the fixed caliper body 1.

The screw rod 2 penetrates through the upper part of the fixed caliper body 1 and is in threaded connection with the protrusion of the movable caliper body 7. The movable pliers body 7 and the guide block 8 can be driven to move along the T-shaped groove of the fixed pliers body 1 by rotating the screw rod 2.

The jaw of the vice consists of four stages of turntables, namely a stage I turntable 6, a stage II turntable 5, a stage III turntable 4 and a stage IV turntable 3, and the turntables at all stages can rotate mutually. Each level of rotary table is of a semi-cylindrical structure, wherein two identical semi-circular grooves are formed in the end faces of the level I rotary table 6, the level II rotary table 5 and the level III rotary table 4; two semi-circular grooves of the I-level rotary table 6 are respectively embedded with a II-level rotary table 5, two semi-circular grooves of each II-level rotary table 5 are respectively embedded with a III-level rotary table 4, two semi-circular grooves of each III-level rotary table 4 are respectively embedded with an IV-level rotary table 3, and the end face of each IV-level rotary table 3 is provided with two teeth.

The arc of the I-level rotary table 6 is matched with the semicircular groove of the movable caliper body 7, and dovetail grooves are formed in the arc length of the arc and the semicircular groove; the slide 11 is wholly arc-shaped, the cross section of the slide is double-dovetail-shaped, the arc length of the I-level rotary table 6 and the movable caliper body 7 is embedded into dovetail grooves of the slide and the movable caliper body, and the I-level rotary table 6 is movably connected with the movable caliper body 7. Be equipped with the spacing groove on the inner arc direction of slide 11, the spacing groove is located the middle part region of slide 11 arc length, and length sets up according to actual need. The screw 10 passes through the middle part of the I-level turntable 6 and is clamped into the limiting groove, so that the I-level turntable 6 cannot be separated from the slideway 11 when rotating. The connection mode between the other turntables at all levels is the same as that between the I-level turntable 6 and the movable pliers body 7, and the connection mode is not repeated.

The utility model has the advantages that: vice, its design of keeping silent be multistage carousel structure, the carousel can be along with the linkage of last one-level carousel, can rotate by oneself again. The relative positions of the turntables at all levels are of eccentric structures, so that the movement track of the turntables at the clamping part (namely IV-level turntables) is in an irregular shape. When parts with irregular shapes need to be clamped, all stages of turntables can rotate automatically under the action of clamping force, and finally the turntables (namely IV-stage turntables) at the clamping parts are attached to the shapes of the clamped parts, so that the clamping of the parts with irregular shapes is realized.

Drawings

Fig. 1 is a schematic structural view of a conventional vise.

Fig. 2 is a schematic view of a vise structure capable of clamping an irregularly shaped part.

FIG. 3 is a schematic view of an A-direction structure of a vise capable of clamping an irregularly-shaped part.

Fig. 4 is a partial structure schematic diagram of the connection between the I-level rotary disc and the movable caliper body.

FIG. 5 is a schematic view of a hand hammer part being held.

In the figure: 1, fixing a caliper body; 2, a screw rod; 3 IV-level rotary table; 4, a grade III turntable; 5 II level rotary table; 6I level turntable; 7, moving the pincer body; 8, a guide block; 9, bolts; 10, a screw; 11 slide way.

Detailed Description

The following embodiments of the present invention will be further explained with reference to the accompanying drawings, but the present invention is not limited thereto.

The vice capable of clamping the parts with irregular shapes as shown in fig. 2 comprises a fixed vice body 1, a movable vice body 7, a guide block 8, a screw rod 2, rotary tables at different levels, a slide way 11, a bolt 9 and a screw 10.

Wherein, the whole fixed caliper body 1 is L-shaped, and the bottom of the fixed caliper body is provided with a mounting hole for fixing on a machine tool. The upper part of the fixed caliper body 1 is provided with a semicircular groove, and the tail part of the fixed caliper body 1 is processed with a T-shaped groove along the length direction.

The screw rod 2 penetrates through the upper part of the fixed caliper body 1 and is in threaded connection with the protrusion of the movable caliper body 7, and the movable caliper body 7 and the guide block 8 can be driven to move along the T-shaped groove of the fixed caliper body 1 by rotating the screw rod 2.

The arc of the I-level rotary table 6 is matched with the semicircular groove of the movable caliper body 7, and dovetail grooves are formed in the arc length of the arc and the semicircular groove; the slide 11 is wholly arc-shaped, the cross section of the slide is double-dovetail-shaped, the arc length of the I-level rotary table 6 and the movable caliper body 7 is embedded into dovetail grooves of the slide and the movable caliper body, and the I-level rotary table 6 is movably connected with the movable caliper body 7.

The inner arc direction of the slide 11 is provided with a limit groove, and the screw 10 passes through the middle part of the I-level turntable 6 and is clamped into the limit groove, so that the I-level turntable 6 cannot be separated from the slide 11 when rotating. The connection mode between other stages of turntables is the same as that between the I-stage turntable 6 and the movable pliers body 7.

The working process of the vice capable of clamping the parts with irregular shapes is as follows:

1) Placing a part to be clamped in the middle of a jaw of a vice;

2) A square wrench is used for rotating the screw rod 2, so that the movable vice body 7 of the vice gradually approaches to the clamped part, at the moment, the rotary tables at all levels are automatically rotated under the action of clamping force, and finally the rotary table 3 at IV level is attached to the clamped part;

3) Continuing to apply force to rotate the screw rod 2 to firmly clamp the part, namely finishing the part clamping process;

4) When the screw 2 is rotated in the reverse direction, the parts can be loosened.

Claims

1. A vice capable of clamping parts with irregular shapes is characterized by comprising a fixed vice body (1), a movable vice body (7), a guide block (8), a screw rod (2), rotary tables at all levels, a slide way (11) and a screw (10);

the whole fixed caliper body (1) is L-shaped, and the bottom of the fixed caliper body is provided with a mounting hole for fixing on a machine tool; the upper part of the fixed caliper body (1) is provided with a semicircular groove, and the tail part of the fixed caliper body is processed with a T-shaped groove along the length direction;

the movable clamp body (7) is provided with a semicircular groove, the bottom of the movable clamp body is provided with a bulge, and the bottom of the bulge is in threaded connection with the guide block (8); the movable caliper body (7) and the guide block (8) are embedded into the T-shaped groove of the fixed caliper body (1) together, and the semicircular groove of the movable caliper body (7) is opposite to the semicircular groove of the fixed caliper body (1);

the screw (2) penetrates through the upper part of the fixed caliper body (1) and is in threaded connection with the protrusion of the movable caliper body (7), and the screw (2) is rotated to drive the movable caliper body (7) and the guide block (8) to move along the T-shaped groove of the fixed caliper body (1);

the jaw of the vice consists of four stages of turntables, namely a stage I turntable (6), a stage II turntable (5), a stage III turntable (4) and a stage IV turntable (3); each level of rotary disc is of a semi-cylindrical structure, wherein two identical semi-circular grooves are formed in the end faces of the level I rotary disc (6), the level II rotary disc (5) and the level III rotary disc (4); two semi-circular grooves of the I-level rotary table (6) are respectively embedded with a II-level rotary table (5), two semi-circular grooves of each II-level rotary table (5) are respectively embedded with a III-level rotary table (4), two semi-circular grooves of each III-level rotary table (4) are respectively embedded with an IV-level rotary table (3), and the end surface of each IV-level rotary table (3) is provided with two teeth;

the arc of the I-level rotary table (6) is matched with the semicircular groove of the movable caliper body (7), and dovetail grooves are formed in the arc length of the arc of the first-level rotary table and the arc length of the semicircular groove; the slide way (11) is integrally arc-shaped, the cross section of the slide way is double-dovetail-shaped, the slide way is embedded into dovetail grooves of the I-level rotary table (6) and the movable caliper body (7) along the arc length of the I-level rotary table and the movable caliper body, and the I-level rotary table (6) is movably connected with the movable caliper body (7);

a limiting groove is formed in the inner arc direction of the slide way (11), and a screw (10) penetrates through the middle of the I-level turntable (6) and is clamped into the limiting groove, so that the I-level turntable (6) cannot be separated from the slide way (11) when rotating; the connection mode between the other turntables at all levels is the same as that between the I-level turntable (6) and the movable pliers body (7).

2. The vice capable of clamping parts with irregular shapes according to claim 1, wherein the limiting groove on the slideway (11) is positioned in the middle area of the arc length of the slideway (11), and the length of the limiting groove is set according to actual requirements.