CN217665995U

CN217665995U - A punch press device for producing slider

Info

Publication number: CN217665995U
Application number: CN202122638866.3U
Authority: CN
Inventors: 王旭
Original assignee: Wuxi Changzhisheng Machinery Manufacturing Co ltd
Current assignee: Wuxi Changzhisheng Machinery Manufacturing Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-10-28
Anticipated expiration: 2031-11-01

Abstract

The utility model provides a punch press device for producing slider, its accuracy that can guarantee the slider of processing out. The punching die comprises an upper die block arranged at the bottom end of a punching rod of a punching machine and a lower die block arranged on a base, wherein an upper die cavity on the bottom surface of the upper die block can be closed and extruded with a lower die cavity on the top surface of the lower die block, an upward pushing oil cylinder is arranged below the lower die block, and a top block is arranged at the center of the top of an extension rod of the upward pushing oil cylinder; a first through hole and a second through hole are formed in the center of the lower die block from bottom to top and are communicated with the lower die cavity, the cross section of the first through hole is smaller than that of the second through hole, and the cross section of the second through hole is smaller than that of the lower die cavity; an extension rod of the push-up oil cylinder can penetrate through the first through hole to push the ejector block to move upwards in the second through hole to the lower die cavity.

Description

A punch press device for producing slider

Technical Field

The utility model belongs to the punch press field, specificly relate to a punch press device for producing slider.

Background

The punching machine is a device for punch forming, when in use, a metal block is placed in a lower die cavity on the top surface of a lower die block, a punching machine drives the upper die block to press downwards, the upper die cavity on the bottom surface of the upper die block and the lower die cavity on the top surface of the lower die block are closed and extruded, the metal block is punched into a required shape, and then the punched product is taken out by hands. However, since the product is tightly combined with the upper and lower cavities, the product may be damaged by being forcibly taken out by hand, which affects the precision of the product. Particularly for products requiring precision such as sliders, it is more desirable to consider the precision ensured by optimizing the punching device.

Disclosure of Invention

In order to solve the problem that current punch press device processing slider accuracy is not high, the utility model provides a punch press device for producing slider, its accuracy that can guarantee the slider of processing out.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

the utility model provides a punch press device for producing slider, its is including installing in the last module of punch press depression bar bottom, installing in the lower module of base, the last die cavity of going up the module bottom surface can with the lower die cavity of lower module top surface is to closing the extrusion, its characterized in that: a push-up oil cylinder is arranged below the lower module, and a top block is arranged at the center of the top of an extension rod of the push-up oil cylinder; a first through hole and a second through hole are formed in the center of the lower die block from bottom to top, the first through hole, the second through hole and the lower die cavity are communicated with each other, the cross section of the first through hole is smaller than that of the second through hole, and the cross section of the second through hole is smaller than that of the lower die cavity; an extension rod of the push-up oil cylinder can penetrate through the first through hole to push the ejector block to move upwards in the second through hole to the lower die cavity.

It is further characterized in that:

the bottom surface of the upper die block and the top surface of the lower die block are both provided with a storage groove, the storage grooves respectively surround the upper die cavity and the lower die cavity for a circle, the bottom surface of the upper die block and the top surface of the lower die block are also provided with communicating grooves, the storage grooves are respectively communicated with the die cavity and the lower die cavity through the communicating grooves, and the depth of the communicating grooves is smaller than that of the storage grooves;

four corners of the bottom surface of the upper module and the top surface of the lower module are provided with a convex block and a concave groove which are mutually closed, and the contact surface of the bottom surface of the upper module and the top surface of the lower module is an arc-shaped surface.

The utility model has the advantages that: after the sliding block is punched and formed, the stamping rod drives the upper module to move upwards, the extension rod of the upward-pushing oil cylinder drives the ejector block to eject the sliding block out of the lower die cavity, damage to a product due to forced taking out of the sliding block by hand is avoided, the precision of the product is influenced, the pressure intensity is increased due to the large contact area between the ejector block and the bottom surface of the sliding block, and the sliding block is guaranteed to be ejected smoothly; in the stamping forming process, redundant metal materials are extruded to the storage tank along the communicating groove, although the final forming slide block can form a circle of flash, the accuracy of stamping forming is guaranteed by the metal blocks with the surplus, and the flash is convenient to cut due to the fact that the depth of the communicating groove is small, and the processing accuracy is further guaranteed; the upper module and the lower module are closed through the convex block groove of the arc-shaped surface, so that the occlusion and the position alignment are facilitated, and the product accuracy is further ensured.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the upper module and the lower module of the present invention;

in the figure: 1, an upper module; 11, an upper die cavity; 2, a lower module; 21, lower die cavity; 22 a first via hole; 23 a second through hole; 4 punching the rod; 5, pushing up the oil cylinder; 51, a top block; 6, a material storage tank; 61, a communicating groove; 7, a bump; 71 grooves.

Detailed Description

In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiments, which are only used for explaining the present invention and are not limited to the protection scope of the present invention.

A punch press device for producing a sliding block comprises an upper module 1 arranged at the bottom end of a punch press rod 4 of a punch press and a lower module 2 arranged on a base, wherein an upper die cavity 11 on the bottom surface of the upper module 1 can be folded and extruded with a lower die cavity 21 on the top surface of the lower module 2, a push-up oil cylinder 5 is arranged below the lower module 2, and a top block 51 is arranged at the center of the top of an extension rod of the push-up oil cylinder 5; a first through hole 22 and a second through hole 23 are formed in the center of the lower die block 2 from bottom to top, the first through hole 22, the second through hole 23 and the lower die cavity 21 are communicated with each other, the cross section of the first through hole 22 is smaller than that of the second through hole 23, and the cross section of the second through hole 23 is smaller than that of the lower die cavity 21; the extending rod of the push-up cylinder 5 can pass through the first through hole 22 to push the top block 51 to move upwards in the second through hole 23 to the lower die cavity 21.

The bottom surface of the upper module 1 and the top surface of the lower module 2 are both provided with a storage tank 6, the storage tanks 6 respectively surround the upper die cavity 11 and the lower die cavity 21 for a circle, the bottom surface of the upper module 1 and the top surface of the lower module 2 are also provided with storage tanks 61, the storage tanks 6 are respectively communicated with the die cavity and the lower die cavity 21 through the storage tanks 61, and the depth of the storage tanks 61 is smaller than that of the storage tanks 6; four corners of the bottom surface of the upper module 1 and the top surface of the lower module 2 are provided with a storage tank 7 and a groove 71 which are mutually closed, and the contact surface of the bottom surface of the upper module 1 and the top surface of the lower module 2 is an arc surface.

The utility model has the advantages that: after the sliding block is punched and formed, the stamping rod 4 drives the upper module 1 to move upwards, the extension rod of the upward-pushing oil cylinder 5 drives the ejector block 51 to eject the sliding block out of the lower die cavity 21, damage to a product due to forced taking out of the sliding block by hand is avoided, the precision of the product is not affected, the contact area between the ejector block 51 and the bottom surface of the sliding block is large, and the sliding block is guaranteed to be ejected smoothly; in the process of stamping forming, redundant metal materials are extruded to the storage tank 6 along the storage tank 61, although a circle of flash is formed on the final forming slide block, the residual metal blocks ensure the stamping forming accuracy, and the flash is convenient to cut due to the small depth of the storage tank 61, so that the machining accuracy is further ensured; go up module 1 and lower module 2 and involute through stock chest 7 recess 71 of arcwall face, make things convenient for the alignment of interlock and position, further guarantee the product accuracy.

Claims

1. The utility model provides a punch press device for producing slider, its is including installing in the last module of punch press depression bar bottom, installing in the lower module of base, the last die cavity of going up the module bottom surface can with the lower die cavity of lower module top surface is to closing the extrusion, its characterized in that: a push-up oil cylinder is arranged below the lower module, and a top block is arranged at the center of the top of an extension rod of the push-up oil cylinder; a first through hole and a second through hole are formed in the center of the lower die block from bottom to top, the first through hole, the second through hole and the lower die cavity are communicated with each other, the cross section of the first through hole is smaller than that of the second through hole, and the cross section of the second through hole is smaller than that of the lower die cavity; an extension rod of the push-up oil cylinder can penetrate through the first through hole to push the ejector block to move upwards in the second through hole to the lower die cavity.

2. A press apparatus for producing sliders according to claim 1, wherein: the upper die block bottom surface and the lower die block top surface are provided with storage troughs, the storage troughs encircle the upper die cavity and the lower die cavity for a circle respectively, the upper die block bottom surface and the lower die block top surface are also provided with communicating grooves, the storage troughs are communicated with the die cavity and the lower die cavity respectively through the communicating grooves, and the depth of the communicating grooves is smaller than that of the storage troughs.

3. A press apparatus for producing sliders according to claim 1, wherein: four corners of the bottom surface of the upper module and the top surface of the lower module are provided with a convex block and a concave groove which are mutually closed, and the contact surface of the bottom surface of the upper module and the top surface of the lower module is an arc surface.