CN220971500U

CN220971500U - Precise clamp

Info

Publication number: CN220971500U
Application number: CN202322462513.1U
Authority: CN
Inventors: 程旭
Original assignee: Jicheng Intelligent Precision Machinery Changzhou Co ltd
Current assignee: Jicheng Intelligent Precision Machinery Changzhou Co ltd
Priority date: 2023-09-12
Filing date: 2023-09-12
Publication date: 2024-05-17
Anticipated expiration: 2033-09-12

Abstract

The utility model discloses a precision clamp, which comprises a supporting seat and a workpiece, wherein a fixed plate is fixedly arranged on the top side of the supporting seat, the workpiece is placed on the top side of the supporting seat, two mounting grooves are formed in the top side of the supporting seat, clamping plates are arranged in the two mounting grooves through elastic mechanisms, the outer sides of the two clamping plates are attached to the inner wall of the workpiece, an inner chamber is formed in the supporting seat, a bottom plate is arranged in the inner chamber, a movable groove is formed in the inner wall of the bottom side of the inner chamber, a movable block is movably arranged in the movable groove through a translation adjusting mechanism, and an arc plate is fixedly arranged on the top side of the movable block; according to the utility model, the arc-shaped plate is regulated to move by the translation regulating mechanism, so that the arc-shaped plate indirectly pushes the two clamping plates to move in two directions, thereby clamping and fixing the workpiece outside the fixed plate and the two clamping plates, realizing clamping and fixing the workpiece from three directions, and being very simple and convenient to operate.

Description

Precise clamp

Technical Field

The utility model relates to the technical field of clamps, in particular to a precise clamp.

Background

The fixture is a device for fixing a machining object in a correct position in a mechanical manufacturing process to receive construction or detection, and is also called a fixture in a broad sense, and any process in the process for rapidly, conveniently and safely mounting a workpiece can be called a fixture.

The application number of the prior art is as follows: 201922118429.1, which move the movable clamp by using the connecting shaft, so that the distance between the movable clamp and the fixed clamp is reduced until the movable clamp can clamp the device, so as to clamp the workpiece, the clamps can only fix the outer side of the workpiece in a single direction in the use process, and the clamping of the inner cylinder type workpiece is inconvenient, therefore, we propose a precise clamp for solving the problems.

Disclosure of utility model

The present utility model is directed to a precision clamp, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a precision clamp, includes supporting seat and work piece, the topside fixed mounting of supporting seat has the fixed plate, the top side at the supporting seat is placed to the work piece, two mounting grooves have been seted up to the topside of supporting seat, all install splint through elastic mechanism in two mounting grooves, the inner wall at the work piece is all laminated in the outside of two splint, the inner chamber has been seted up in the supporting seat, be equipped with the bottom plate in the inner chamber, the movable groove has been seted up to the downside inner wall of inner chamber, movable block has been installed through translation adjustment mechanism movable mounting in the movable groove, the topside fixed mounting of movable block has the arc, the outside of arc and the outside of two bottom plates laminate mutually.

Preferably, one side of the fixing plate is in an arc-shaped structure, and the outer side of the fixing plate is attached to the inner wall of the workpiece.

Preferably, the elastic mechanism comprises a mounting block and a spring, wherein the mounting block is movably mounted in the mounting groove, the top side of the mounting block is fixedly connected with a corresponding clamping plate, one end of the spring is fixedly mounted on one side of the mounting block, and the other end of the spring is fixedly mounted on the inner wall of one side of the mounting groove.

Preferably, the two mounting grooves are symmetrically arranged, and the mounting blocks are matched with the mounting grooves.

Preferably, the two bottom plates are fixedly connected with the corresponding mounting blocks respectively, and one sides of the two bottom plates and the two clamping plates are in arc-shaped structure.

Preferably, the translation adjustment mechanism comprises a rotating seat and a threaded rod, wherein the rotating seat is fixedly arranged on one side of the movable block, the threaded rod is rotatably arranged on one side of the rotating seat, and threads at the other end of the threaded rod penetrate through the outside of the supporting seat.

Preferably, the arc plate is arranged in a semicircular structure, and the diameter of the inner chamber is larger than that of the arc plate.

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

In the present utility model; through adjusting the threaded rod, under the effect of rotating the seat, make the movable block drive the arc to two bottom plate directions remove, when the outside of arc and the outside of two bottom plates contact, and then produce effort to two bottom plates, make two installation pieces outwards remove in corresponding mounting groove respectively, simultaneously two installation pieces produce effort to corresponding spring respectively, make two spring atress tensile, and then make two splint remove towards two directions, the outside of two splint supports respectively on the inner wall of work piece, until fix the work piece centre gripping outside fixed plate and two splint, and then accomplish the centre gripping fixed to the work piece, therefore, this kind of mode that adjusts the arc through translation adjustment mechanism removes, make the arc promote two splint indirectly to two directions remove, thereby fix the work piece centre gripping outside fixed plate and two splint, realize carrying out centre gripping fixed to the work piece from three directions, the operation is also very simple and convenient.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a precision clamp.

Fig. 2 is a schematic view of a partial cross-section of a precision clamp.

FIG. 3 is a schematic cross-sectional view of a movable slot of a precision clamp.

In the figure: 1. a support base; 2. a workpiece; 3. a fixing plate; 4. a mounting groove; 5. a mounting block; 6. a spring; 7. a clamping plate; 8. an inner chamber; 9. a bottom plate; 10. a movable groove; 11. a movable block; 12. a rotating seat; 13. a threaded rod; 14. an arc-shaped plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1-3, in an embodiment of the present utility model, a precision fixture includes a supporting seat 1 and a workpiece 2, a fixing plate 3 is fixedly installed on a top side of the supporting seat 1, the workpiece 2 is placed on the top side of the supporting seat 1, two mounting grooves 4 are formed on the top side of the supporting seat 1, clamping plates 7 are installed in the two mounting grooves 4 through elastic mechanisms, outer sides of the two clamping plates 7 are attached to an inner wall of the workpiece 2, an inner chamber 8 is formed in the supporting seat 1, a bottom plate 9 is arranged in the inner chamber 8, a movable groove 10 is formed in an inner wall of a bottom side of the inner chamber 8, a movable block 11 is movably installed in the movable groove 10 through a translation adjusting mechanism, an arc plate 14 is fixedly installed on the top side of the movable block 11, and outer sides of the arc plate 14 are attached to outer sides of the two bottom plates 9.

Further, one side of the fixing plate 3 is in an arc-shaped structure, the outer side of the fixing plate 3 is attached to the inner wall of the workpiece 2, so that the workpiece 2 is clamped and fixed outside the fixing plate 3 and the two clamping plates 7 conveniently in cooperation with the two clamping plates 7.

Further, the elastic mechanism comprises a mounting block 5 and a spring 6, the mounting block 5 is movably mounted in the mounting groove 4, the top side of the mounting block 5 is fixedly connected with a corresponding clamping plate 7, one side of the mounting block 5 is fixedly provided with one end of the spring 6, the other end of the spring 6 is fixedly arranged on the inner wall of one side of the mounting groove 4, and when the two mounting blocks 5 respectively move outwards in the corresponding mounting groove 4, the two mounting blocks 5 respectively generate acting force on the corresponding springs 6, so that the two springs 6 are stressed and stretched.

Further, the two mounting grooves 4 are symmetrically arranged, and the mounting blocks 5 are matched with the mounting grooves 4, so that the two mounting blocks 5 can move in two directions in the corresponding mounting grooves 4 respectively, and the workpiece 2 can be clamped and fixed.

Further, the two bottom plates 9 are fixedly connected with the corresponding mounting blocks 5 respectively, one sides of the two bottom plates 9 and the two clamping plates 7 are in arc-shaped structure, so that the arc-shaped plates 14 are convenient to contact with the two bottom plates 9, and the two clamping plates 7 are convenient to abut against the inner wall of the workpiece 2.

Further, the translation adjustment mechanism comprises a rotating seat 12 and a threaded rod 13, wherein the rotating seat 12 is fixedly arranged on one side of the movable block 11, the threaded rod 13 is rotatably arranged on one side of the rotating seat 12, threads at the other end of the threaded rod 13 penetrate through the outside of the supporting seat 1, the threaded rod 13 is convenient to adjust, and meanwhile, under the action of the rotating seat 12, the movable block 11 drives the arc-shaped plate 14 to move towards the two bottom plates 9.

Further, the arc plate 14 is arranged in a semicircular structure, the diameter of the inner chamber 8 is larger than that of the arc plate 14, so that the arc plate 14 can conveniently move in the inner chamber 8 towards the two bottom plates 9, and the arc plate 14 cannot be contacted with the inner walls of the two sides of the inner chamber 8.

The working principle of the utility model is as follows: when the workpiece 2 needs to be clamped, a worker places the workpiece 2 on the top side of the supporting seat 1, the workpiece 2 is sleeved on the outer side positions of the fixed plate 3 and the two clamping plates 7, then, through adjusting the threaded rod 13, under the action of the rotating seat 12, the movable block 11 drives the arc plate 14 to move towards the two bottom plates 9, when the outer sides of the arc plate 14 are contacted with the outer sides of the two bottom plates 9, acting force is further generated on the two bottom plates 9, the two mounting blocks 5 respectively move outwards in the corresponding mounting grooves 4, meanwhile, the two mounting blocks 5 respectively generate acting force on the corresponding springs 6, the two springs 6 are stressed and stretched, the two clamping plates 7 move towards the two directions, the outer sides of the two clamping plates 7 respectively abut against the inner wall of the workpiece 2 until the workpiece 2 is clamped and fixed outside the fixed plate 3 and the two clamping plates 7, and further, the clamping and the workpiece 2 are clamped and fixed, therefore, the mode of adjusting the arc plate 14 through the translation mechanism indirectly pushes the two clamping plates 7 to move towards the two directions, the workpiece 2 is clamped and fixed outside the fixed plate 3 and the two clamping plates 7, and the workpiece 2 are clamped and fixed in the three directions.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

Claims

1. The utility model provides a precision clamp, includes supporting seat (1) and work piece (2), its characterized in that: the supporting seat is characterized in that a fixing plate (3) is fixedly arranged on the top side of the supporting seat (1), a workpiece (2) is placed on the top side of the supporting seat (1), two mounting grooves (4) are formed in the top side of the supporting seat (1), clamping plates (7) are arranged in the two mounting grooves (4) through elastic mechanisms, the outer sides of the two clamping plates (7) are attached to the inner wall of the workpiece (2), an inner chamber (8) is formed in the supporting seat (1), a bottom plate (9) is arranged in the inner chamber (8), a movable groove (10) is formed in the inner wall of the bottom side of the inner chamber (8), a movable block (11) is movably arranged in the movable groove (10) through a translation adjusting mechanism, an arc plate (14) is fixedly arranged on the top side of the movable block (11), and the outer sides of the arc plate (14) are attached to the outer sides of the two bottom plates (9).

2. A precision clamp according to claim 1, characterized in that: one side of the fixed plate (3) is in an arc-shaped structure, and the outer side of the fixed plate (3) is attached to the inner wall of the workpiece (2).

3. A precision clamp according to claim 1, characterized in that: the elastic mechanism comprises a mounting block (5) and a spring (6), wherein the mounting block (5) is movably mounted in the mounting groove (4), the top side of the mounting block (5) is fixedly connected with a corresponding clamping plate (7), one side of the mounting block (5) is fixedly provided with one end of the spring (6), and the other end of the spring (6) is fixedly mounted on the inner wall of one side of the mounting groove (4).

4. A precision clamp according to claim 3, wherein: the two mounting grooves (4) are symmetrically arranged, and the mounting blocks (5) are matched with the mounting grooves (4).

5. A precision clamp according to claim 3, wherein: the two bottom plates (9) are fixedly connected with the corresponding mounting blocks (5), and one sides of the two bottom plates (9) and the two clamping plates (7) are in arc-shaped structure.

6. A precision clamp according to claim 1, characterized in that: the translation adjustment mechanism comprises a rotation seat (12) and a threaded rod (13), wherein the rotation seat (12) is fixedly arranged on one side of the movable block (11), the threaded rod (13) is rotatably arranged on one side of the rotation seat (12), and threads at the other end of the threaded rod (13) penetrate through the outside of the supporting seat (1).

7. A precision clamp according to claim 1, characterized in that: the arc-shaped plate (14) is arranged in a semicircular structure, and the diameter of the inner chamber (8) is larger than that of the arc-shaped plate (14).