CN212977551U

CN212977551U - Automatic centering clamping mechanism

Info

Publication number: CN212977551U
Application number: CN202021510943.6U
Authority: CN
Inventors: 刘洪防; 梅振辉
Original assignee: Zhangjiagang Taida Machinery Manufacturing Co ltd
Current assignee: Zhangjiagang Taida Machinery Manufacturing Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-04-16
Anticipated expiration: 2030-07-28

Abstract

The utility model relates to an automatic centering clamping mechanism, include: the clamping die comprises a clamping die seat body, a clamping oil cylinder, a clamping jaw seat, a linear guide rail for a clamping jaw and a clamping rack; the clamping oil cylinder is arranged at the upper end of the clamping die holder body; the clamp seat comprises a front clamp seat and a rear clamp seat; the front clamp seat is connected with the extending end of the clamping oil cylinder; the linear guide rails for the clamps comprise linear guide rails for the front clamps and linear guide rails for the rear clamps, and the linear guide rails for the rear clamps are respectively connected with the front clamp seats and the rear clamp seats; the clamping rack comprises a front clamping rack and a rear clamping rack; the toothless end of the rear clamping rack is connected with the rear clamp seat. The utility model discloses a press from both sides the rack motion before the tight hydro-cylinder drives to through the meshing and the rotation of gear, press from both sides tight rack and back clamp seat motion after driving, thereby reach the synchronous action and realize that preceding clamp seat advances and retreat with the back clamp seat in step, and reach the effect of automatic centering, simple structure is practical, and work efficiency is high.

Description

Automatic centering clamping mechanism

Technical Field

The utility model relates to a machine part handles the field, especially relates to an automatic centering clamping mechanism.

Background

The centering of current machine part on processing equipment presss from both sides the in-process, often needs the manual work to carry out the centering to when pressing from both sides tight spare part after this centering, can produce the skew of position centering position and press from both sides tightly insecurely, perhaps the angle of pressing from both sides tight produces the problem, can lead to follow-up processing production to produce unstable effect, the accuracy is discounted, and ordinary spare part carries out the positioning and presss from both sides the in-process if use high automated equipment to handle, then cost greatly increased, it is disequilibrium to make profit and lose from the perspective of producer. Therefore, there is a need for a self-centering clamping mechanism that is stable in operation, efficient in operation, less labor intensive, and less costly.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide a self-centering clamping mechanism that job stabilization, work efficiency is high.

In order to guarantee in the use, can guarantee job stabilization, work efficiency is high, the utility model relates to an automatic centering clamping mechanism, include:

the clamping die comprises a clamping die seat body, a clamping oil cylinder, a clamping jaw seat, a linear guide rail for a clamping jaw and a clamping rack;

the clamping oil cylinder is arranged at the upper end of the clamping die holder body; the clamp seat comprises a front clamp seat and a rear clamp seat; the front clamp seat is connected with the extending end of the clamping oil cylinder; the linear guide rails for the clamps comprise linear guide rails for the front clamps and linear guide rails for the rear clamps, and the linear guide rails for the rear clamps are respectively connected with the front clamp seats and the rear clamp seats; the clamping rack comprises a front clamping rack and a rear clamping rack; the toothless end of the rear clamping rack is connected with the rear clamp seat.

The beneficial effects of the utility model are that, press from both sides the rack motion before pressing from both sides the hydro-cylinder and drive to through the meshing and the rotation of gear, press from both sides tight rack and back clamp seat motion after driving, thereby reach the synchronous action and realize that preceding clamp seat and back clamp seat advance and retreat in step, and reach the effect of automatic centering, simple structure is practical, and work efficiency is high, and low in production cost.

Further, a moving block is arranged on the die holder body; the front end of the front clamping rack is fixedly connected with the moving block; the upper end of the moving block is fixedly connected with the front clamp seat. Through the connection of the movable blocks, the stable connection of the front clamping rack can be ensured, and the synchronous motion of the front clamping seat and the front clamping rack can be ensured under the action of the movable blocks, so that the stability of the work is ensured.

Further, the front clamping rack and the rear clamping rack are arranged in parallel. Through parallel arrangement, the front clamping rack and the rear clamping rack can move synchronously, and the same movement stroke can be ensured.

Furthermore, a clamping transmission gear is arranged between the front clamping rack and the rear clamping rack; the clamping transmission gear is meshed and connected with the front clamping rack and the rear clamping rack. Through the meshing effect of the clamping transmission gear, the front clamping rack and the rear clamping rack can be driven to synchronously move, and the working stability is ensured.

Furthermore, a linear guide rail for the front clamp is arranged in the middle of the linear guide rail for the rear clamp, and a friction cushion block is arranged in the middle of the linear guide rail for the front clamp. Through the effect that sets up the friction cushion, can play the effect of a buffering, avoid the too big front clamp seat of messenger of motion stroke to bump with back clamp seat.

Further, a connecting fixed block is arranged on the die holder body; the clamping oil cylinder is fixedly connected with the die holder body through the connecting fixing block. Through the effect of connecting the fixed block, guarantee the stability that the tight hydro-cylinder of clamp connects, avoid the during operation to produce and rock.

Further, a fixed shaft is arranged on the die holder body; one end of the fixed shaft is connected with the clamping transmission gear; the other end of the fixed shaft is fixedly connected with the die holder body. One end of the fixing shaft is fixedly connected with the die holder body, and the other end of the fixing shaft is connected with the clamping transmission gear, so that the clamping transmission gear is prevented from shaking during working rotation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of an automatic centering and clamping mechanism of the present invention;

fig. 2 is a top view of the self-centering clamping mechanism of the present invention.

The corresponding part names indicated by the numbers in the figures:

1. clamping the oil cylinder; 2. a front clamp base; 3. a rear clamp seat; 4. a front clamp rack; 5. clamping the transmission gear; 6. a rear clamping rack; 7. a linear guide rail for the front clamp; 8. a linear guide rail for the rear clamp; 9. a friction cushion block; 10. a die holder body; 11. connecting a fixed block; 12. a fixed shaft; 13. moving the mass.

Detailed Description

The following detailed description is made in conjunction with specific embodiments of the present invention:

As shown in fig. 1 and fig. 2, in order to guarantee that the work is stable and the work efficiency is high in the using process, the utility model relates to an automatic centering clamping mechanism, include: the clamp comprises a clamp seat body 10, a clamping oil cylinder 1, a clamp seat, a linear guide rail for a clamp and a clamping rack;

the clamping oil cylinder 1 is arranged at the upper end of the die holder body 10; the clamp seat comprises a front clamp seat 2 and a rear clamp seat 3; the front clamp seat 2 is connected with the extending end of the clamping oil cylinder 1; the linear guide rails for the clamps comprise a linear guide rail 7 for the front clamps and a linear guide rail 8 for the rear clamps, and are respectively connected with the front clamp base 2 and the rear clamp base 3; the clamping racks comprise a front clamping rack 4 and a rear clamping rack 6; the toothless end of the rear clamping rack 6 is connected with the rear clamp seat 3.

The beneficial effects of the utility model are that, press from both sides tight rack 4 motion before pressing from both sides tight hydro-cylinder 1 drives to through the meshing and the rotation of gear, press from both sides tight rack 6 and the motion of back clamp seat 3 after driving, thereby reach the synchronous action and realize that preceding press from both sides tight seat 2 advances and retreat with back clamp seat 3 synchronization, and reach the effect of automatic centering, simple structure is practical, and work efficiency is high.

Further, a moving block 13 is arranged on the die holder body 10; the front end of the front clamping rack 4 is fixedly connected with the moving block 13; the upper end of the moving block 13 is fixedly connected with the front clamp base 2. Through the connection of the movable block 13, the stable connection of the front clamping rack 4 can be ensured, and the synchronous motion of the front clamping jaw seat 2 and the front clamping rack 4 can be ensured through the action of the movable block 13, so that the stability of the work is ensured.

Further, the front clamping rack 4 and the rear clamping rack 6 are arranged in parallel. Through parallel arrangement, the front clamping rack 4 and the rear clamping rack 6 can move synchronously, and the same movement stroke can be ensured.

Furthermore, a clamping transmission gear 5 is arranged between the front clamping rack 4 and the rear clamping rack 6; the clamping transmission gear 5 is meshed with the front clamping rack 4 and the rear clamping rack 6. Through the meshing action of the clamping transmission gear 5, the synchronous motion of the front clamping rack 4 and the rear clamping rack 5 can be driven simultaneously, and the working stability is ensured.

Furthermore, a friction cushion block 9 is arranged in the middle of the linear guide rail 7 for the front clamp and the linear guide rail 8 for the rear clamp. Through the effect that sets up friction cushion 9, can play the effect of a buffering, avoid the too big front clamp seat 2 and the back clamp seat 3 of messenger's motion stroke to bump mutually.

Further, a connecting fixing block 11 is arranged on the die holder body 10; the clamping oil cylinder 1 is fixedly connected with the die holder body 10 through the connecting fixing block 11. Through the effect of connecting fixed block 11, guarantee the stability of pressing from both sides tight hydro-cylinder 1 and connecting, avoid the during operation to produce and rock.

Further, a fixed shaft 12 is arranged on the die holder body 10; one end of the fixed shaft 12 is connected with the clamping transmission gear 5; the other end of the fixed shaft 12 is fixedly connected with the die holder body 10. One end of the fixing shaft 12 is fixedly connected with the die holder body 10, and the other end of the fixing shaft 12 is connected with the clamping transmission gear 5, so that the clamping transmission gear 5 is prevented from shaking during working rotation.

In actual operation, the clamping oil cylinder 1 works, the extending end pushes the front clamp seat 2 to move on the linear guide rail 7 for the front clamp, the front clamping rack 4 synchronously moves forwards while the front clamping oil cylinder moves, so that the clamping transmission gear 5 is driven to rotate, the rear clamping rack 6 is driven to move, then the rear clamp seat 3 is driven to move, and the rear clamp seat 3 is arranged on the linear guide rail 8 for the rear clamp and moves back and forth along the linear guide rail 8 for the rear clamp, so that the effect of synchronous automatic centering is achieved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An automatic centering clamping mechanism is characterized by comprising a clamping die holder body, a clamping oil cylinder, a clamp holder, a linear guide rail for a clamp and a clamping rack;

2. The self-centering clamping mechanism as claimed in claim 1, wherein: the clamping die holder body is provided with a moving block; the front end of the front clamping rack is fixedly connected with the moving block; the upper end of the moving block is fixedly connected with the front clamp seat.

3. The self-centering clamping mechanism as claimed in claim 1, wherein: the front clamping rack and the rear clamping rack are arranged in parallel.

4. The self-centering clamping mechanism as claimed in claim 1, wherein: a clamping transmission gear is arranged between the front clamping rack and the rear clamping rack; the clamping transmission gear is meshed and connected with the front clamping rack and the rear clamping rack.

5. The self-centering clamping mechanism as claimed in claim 1, wherein: the middle of the linear guide rail for the front clamp and the linear guide rail for the rear clamp is provided with a friction cushion block.

6. The self-centering clamping mechanism as claimed in claim 1, wherein: the die holder body is provided with a connecting fixed block; the clamping oil cylinder is fixedly connected with the die holder body through the connecting fixing block.

7. The self-centering clamping mechanism as claimed in claim 4, wherein: a fixed shaft is arranged on the die holder body; one end of the fixed shaft is connected with the clamping transmission gear; the other end of the fixed shaft is fixedly connected with the die holder body.