CN220994274U

CN220994274U - Workpiece clamping mechanism

Info

Publication number: CN220994274U
Application number: CN202322407507.6U
Authority: CN
Inventors: 袁加杰; 李剑平
Original assignee: Kunshan Qunsheng Automation Technology Co ltd
Current assignee: Kunshan Qunsheng Automation Technology Co ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-05-24
Anticipated expiration: 2033-09-05

Abstract

The utility model discloses a workpiece clamping mechanism which comprises a lower jig, an upper jig and a pressing component, wherein the lower jig is positioned below the upper jig, and the pressing component is positioned on one side of the upper jig; the upper jig comprises an upper jig main body, a product placing groove is formed in the upper jig main body, a limit stop block is arranged at the position, located in the product placing groove, of the upper jig main body, and a limit groove is formed in the outer side, located in the limit stop block, of the upper jig main body; the pressing component comprises a support, a lifting cylinder is arranged at the top end of the support, the lifting cylinder drives the lifting cover to lift, a pressing rod matched with the limiting groove is arranged at the bottom end of the lifting cover, and a pressing head is arranged at one end, far away from the lifting cover, of the pressing rod. According to the utility model, the lifting cylinder of the pressing component can drive the pressing rod and the pressing head to press and fix the spring piece, so that the spring piece can be prevented from moving; and the preparation is carried out for the material pressed into the movable contact by the following spring piece.

Description

Workpiece clamping mechanism

Technical Field

The utility model relates to the technical field of workpiece clamping, in particular to a workpiece clamping mechanism.

Background

A circuit breaker refers to a switching device capable of closing, carrying and opening a current under normal circuit conditions and closing, carrying and opening a current under abnormal circuit conditions within a prescribed time.

The moving contact in the circuit breaker comprises a spring piece, a contact support piece, a shifting block, a metal shaft and other components, the components are required to be assembled together to form a complete moving contact in production, in order to improve the assembly efficiency, a jig is generally adopted to fix parts in production, the spring piece is required to be pressed on the moving contact after being placed on the jig, the position of the spring piece is ensured, and the pressing-in of the spring piece is not influenced, so that a workpiece clamping mechanism is provided.

Disclosure of utility model

The utility model aims to provide a workpiece clamping mechanism which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the workpiece clamping mechanism comprises a lower jig, an upper jig and a pressing component, wherein the lower jig is positioned below the upper jig, and the pressing component is positioned on one side of the upper jig; the upper jig comprises an upper jig main body, a product placing groove is formed in the upper jig main body, a limit stop block is arranged at the position, located in the product placing groove, of the upper jig main body, and a limit groove is formed in the outer side, located in the limit stop block, of the upper jig main body; the pressing component comprises a support, a lifting cylinder is arranged at the top end of the support, the lifting cylinder drives the lifting cover to lift, a pressing rod matched with the limiting groove is arranged at the bottom end of the lifting cover, and a pressing head is arranged at one end, far away from the lifting cover, of the pressing rod.

Preferably, the limit groove, the limit stop and the compression bar are all provided with two.

Preferably, the bending parts of the product placing grooves are provided with avoiding grooves.

Preferably, both sides at the top of the lower jig are provided with protruding structures, and a product sensor is arranged between the two protruding structures of the lower jig.

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

1. the material of the moving contact is positioned on the lower jig, the spring piece is positioned in the limit groove of the upper jig, and the pressure bar and the pressure head can be driven to press down and fix the spring piece through the lifting cylinder of the pressing component (the pressure head is positioned on the front side of the spring piece and plays a limiting role), so that the movement of the spring piece can be prevented; the spring piece is pressed into the material of the moving contact, and the pressing precision and the qualification rate of the spring piece are improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the hold-down assembly of the present utility model;

FIG. 3 is a schematic diagram of the structure of the upper fixture of the present utility model;

Fig. 4 is a schematic view of the structure of the present utility model in use.

In the figure: 1. a lower jig; 2. an upper jig; 3. pressing down the assembly; 4. a product sensor; 21. an upper jig main body; 22. a limit groove; 23. a limit stop; 24. a product placement groove; 31. a bracket; 32. a lifting cover; 33. a lifting cylinder; 34. a compression bar; 35. a pressure head.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments 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 some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

Referring to fig. 1-4, in an embodiment of the present utility model, a workpiece clamping mechanism includes a lower tool 1, an upper tool 2, and a pressing component 3, where the lower tool 1 is located below the upper tool 2, and the pressing component is located at one side of the upper tool 2; the upper jig 2 comprises an upper jig main body 21, a product placing groove 24 is formed in the upper jig main body 21, a limit stop 23 is arranged at the position of the upper jig main body 21, which is located at the product placing groove 24, and a limit groove 22 is formed in the outer side of the upper jig main body 21, which is located at the limit stop 23; the pressing component 3 comprises a support 31, a lifting cylinder 33 is arranged at the top end of the support 31, the lifting cylinder 33 drives a lifting cover 32 to lift, a pressing rod 34 matched with a limit groove 22 is arranged at the bottom end of the lifting cover 32, a pressing head 35 is arranged at one end of the pressing rod 34 far away from the lifting cover 32, a material of a moving contact is positioned on a lower jig, a spring piece is positioned in the limit groove of an upper jig, and the pressing rod and the pressing head can be driven to press and fix the spring piece (the pressing head is positioned at the front side of the spring piece and plays a limit role) through the lifting cylinder of the pressing component, so that the movement of the spring piece can be prevented; preparing materials for pressing the following spring piece into the movable contact; the limit groove 22, the limit stop 23 and the compression bar 34 are respectively provided with two limit grooves; the bending parts of the product placing grooves 24 are provided with avoiding grooves; the both sides at lower tool 1 top set up to protruding structure, and lower tool 1 is located and installs product sensor 4 between two protruding structures.

The working principle of the utility model is as follows: the material of the moving contact is positioned on the lower jig, the spring piece is positioned in the limit groove of the upper jig, and the pressure bar and the pressure head can be driven to press down and fix the spring piece through the lifting cylinder of the pressing component (the pressure head is positioned on the front side of the spring piece and plays a limiting role), so that the movement of the spring piece can be prevented; and the preparation is carried out for the material pressed into the movable contact by the following spring piece.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a machined part fixture, includes tool (1), goes up tool (2) and pushes down subassembly (3), its characterized in that: the lower jig (1) is positioned below the upper jig (2), and the lower pressing component (3) is positioned at one side of the upper jig (2);

the upper jig (2) comprises an upper jig main body (21), a product placing groove (24) is formed in the upper jig main body (21), a limit stop block (23) is arranged at the position of the upper jig main body (21) located in the product placing groove (24), and a limit groove (22) is formed in the outer side of the upper jig main body (21) located in the limit stop block (23);

The pressing component (3) comprises a support (31), a lifting cylinder (33) is arranged at the top end of the support (31), the lifting cylinder (33) drives a lifting cover (32) to lift, a pressing rod (34) matched with the limiting groove (22) is arranged at the bottom end of the lifting cover (32), and a pressing head (35) is arranged at one end, far away from the lifting cover (32), of the pressing rod (34).

2. The workpiece clamping mechanism of claim 1, wherein: the limiting groove (22), the limiting stop block (23) and the pressing rod (34) are respectively provided with two limiting grooves.

3. The workpiece clamping mechanism of claim 1, wherein: the bending parts of the product placing grooves (24) are provided with avoiding grooves.

4. The workpiece clamping mechanism of claim 1, wherein: the two sides at the top of the lower jig (1) are provided with protruding structures, and a product sensor (4) is arranged between the two protruding structures of the lower jig (1).