CN211707837U

CN211707837U - Novel punching, drawing and cracking device

Info

Publication number: CN211707837U
Application number: CN202020147336.1U
Authority: CN
Inventors: 卢燕平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-25
Filing date: 2020-01-25
Publication date: 2020-10-20
Anticipated expiration: 2030-01-25

Abstract

The utility model discloses a novel punching press draws fracture device, the on-line screen storage device comprises a base, be provided with down the mould on the base, and the mould upside that just pushes down is provided with the moulding-die utensil, and the moulding-die utensil is concave type structure down, and it is protruding type structure to go up the moulding-die utensil, be provided with the extrusion spring between extrusion seat and the recess. This novel device of fracture is drawn in punching press carries out the punching press to the part through being provided with top die and bottom die, pneumatic cylinder and hydraulic telescoping rod drive the top die and carry out the punching press to the part on the bottom die and draw, through being provided with the convex seat on the top die, be provided with the recess on the bottom die, the convex seat is to increasing a technology convex closure that is higher than the product characteristic with the recess in the serious region of product attenuation, make former attenuation region that draws become the secondary high point, through changing the supplementary molding of profile technology that draws, make and produce the punching press defect position and move to technology additional region outward, thereby obtain qualified finished piece, thereby improve the punching press and draw the quality, and be difficult for the fracture.

Description

Novel punching, drawing and cracking device

Technical Field

The utility model relates to a punching press apparatus technical field specifically is a novel punching press draws device that ftractures.

Background

Auto spare parts (auto spare parts) are units constituting an automobile spare part machining whole and products serving for the automobile spare part machining.

Along with the development of the automobile industry, the requirement on the automobile performance is higher and higher, the design of the automobile is more humanized, so that parts are more complicated, the difficulty of stamping and forming is increased, and the problem of drawing and cracking is more prominent.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel punching press draws problem of fracture to the part stamping formability degree of difficulty that proposes in solving above-mentioned background art is big, draws the problem of fracture easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel punching press draws fracture device, includes the base, be provided with down the bed die on the base, and the bed die upside is provided with the bed die down, and the bed die is concave type structure down, and it is protruding type structure to go up the bed die, be provided with the stand on the base, and the stand upper end is provided with the diaphragm, be provided with the pneumatic cylinder on the diaphragm, and be provided with the hydraulic telescoping rod rather than being connected on the pneumatic cylinder, the hydraulic telescoping rod lower extreme is provided with the slide, and goes up the bed die and install on the slide, be provided with the recess on the bed die down, and be provided with the extrusion seat in the recess, be provided with the extrusion spring between extrusion seat and the recess, upward be provided with protruding.

Preferably, the transverse plate is vertically connected with the upright post, and the transverse plate is fixed with the upright post through welding.

Preferably, the sliding plate is in sliding connection with the upright post.

Preferably, the groove is of a long strip structure, and the groove is movably connected with the boss.

Preferably, the surface of the extrusion seat is parallel to the surface of the lower pressing die, and the extrusion seat is made of rubber materials.

Compared with the prior art, the beneficial effects of the utility model are that: this novel device of fracture is drawn in punching press carries out the punching press to the part through being provided with top die and bottom die, pneumatic cylinder and hydraulic telescoping rod drive the top die and carry out the punching press to the part on the bottom die and draw, through being provided with the convex seat on the top die, be provided with the recess on the bottom die, the convex seat is to increasing a technology convex closure that is higher than the product characteristic with the recess in the serious region of product attenuation, make former attenuation region that draws become the secondary high point, through changing the supplementary molding of profile technology that draws, make and produce the punching press defect position and move to technology additional region outward, thereby obtain qualified finished piece, thereby improve the punching press and draw the quality, and be difficult for the fracture.

Drawings

FIG. 1 is a schematic structural view of a novel stamping, drawing and cracking device of the present invention;

FIG. 2 is an enlarged view of the A position in FIG. 1 of the novel punching, drawing and cracking device of the present invention;

fig. 3 is the groove distribution schematic diagram of the novel punching, drawing and cracking device of the utility model.

In the figure: 1. the base, 2, the bed die, 3, go up the bed die, 4, stand, 5, diaphragm, 6, pneumatic cylinder, 7, hydraulic telescoping rod, 8, slide, 9, recess, 10, extrusion seat, 11, extrusion spring, 12, convex seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a novel punching, drawing and cracking device comprises a base 1, a lower pressing die 2, an upper pressing die 3, a stand column 4, a transverse plate 5, a hydraulic cylinder 6, a hydraulic telescopic rod 7, a sliding plate 8, a groove 9, an extrusion seat 10, an extrusion spring 11 and a convex seat 12, wherein the lower pressing die 2 is arranged on the base 1, the upper pressing die 3 is arranged on the upper side of the lower pressing die 2, the lower pressing die 2 is of a concave structure, the upper pressing die 3 is of a convex structure, the stand column 4 is arranged on the base 1, the transverse plate 5 is arranged at the upper end of the stand column 4, the transverse plate 5 is vertically connected with the stand column 4, the transverse plate 5 is fixed with the stand column 4 through welding, the connecting structure between the transverse plate 5 and the stand column 4 is more stable, stable punching can be carried out between the upper pressing die 3 and the lower pressing die 2, the hydraulic cylinder 6 is arranged on the transverse plate 5, the hydraulic telescopic rod 7 connected with, the upper pressing die 3 is arranged on a sliding plate 8, the sliding plate 8 is in sliding connection with the upright post 4, the sliding plate 8 and the upright post 4 are more stable in structure and convenient for relatively adjusting the position of the upright post 4, a groove 9 is arranged on the lower pressing die 2, an extrusion seat 10 is arranged in the groove 9, the groove 9 is in a long strip structure, the groove 9 is movably connected with a convex seat 12, the convex seat 12 is matched with the groove 9 to increase a process convex hull higher than the product characteristic in a severe thinning area of a product, so that the original thinning area is changed into a secondary high point, a position with a stamping defect is moved outwards to a process supplement area by changing a drawing profile process supplement model, so that a qualified product is obtained, the stamping and drawing quality is improved, and the product is not easy to crack, an extrusion spring 11 is arranged between the extrusion seat 10 and the groove 9, and the surface of the extrusion seat 10 is parallel to the, and extrusion seat 10 is rubber materials, and extrusion seat 10 can compress, and can not influence the convex closure and form, is provided with convex seat 12 on last compression mold 3.

The working principle is as follows: when the novel punching, drawing and cracking device is used, firstly, the automobile parts are punched, drawn and molded according to the use requirement, the automobile parts are placed on the lower pressing die 2, the hydraulic telescopic rod 7 is driven to extend and contract through the hydraulic cylinder 6, so that the sliding plate 8 and the upright post 4 slide relatively, the sliding plate 8 drives the upper pressing die 3 to punch and draw parts on the lower pressing die 2, when the lower pressing die 2 performs stamping and drawing delay on the part on the upper pressing die 3, the convex seat 12 on the upper pressing die 3 extrudes the extrusion seat 10 on the lower pressing die 2, the extrusion seat 10 compresses the extrusion spring 11, a process convex hull higher than the product characteristic is generated on the surface of the part under the stamping action of the convex seat 12, so that the original drawing and thinning area becomes a secondary high point, thereby solving the cracking problem, which is the using process of the novel punching, drawing and cracking device.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a novel punching press draws device of fracture, includes base (1), be provided with on base (1) and push down mould (2), and push down mould (2) upside is provided with and pushes up mould (3), and push down mould (2) are concave type structure, and it is protruding type structure to push up mould (3), its characterized in that: be provided with stand (4) on base (1), and stand (4) upper end is provided with diaphragm (5), be provided with pneumatic cylinder (6) on diaphragm (5), and be provided with hydraulic telescoping rod (7) rather than being connected on pneumatic cylinder (6), hydraulic telescoping rod (7) lower extreme is provided with slide (8), and goes up moulding-die utensil (3) and install on slide (8), be provided with recess (9) on moulding-die utensil (2) down, and be provided with extrusion seat (10) in recess (9), be provided with extrusion spring (11) between extrusion seat (10) and recess (9), upward be provided with convex seat (12) on moulding-die utensil (3).

2. The novel punching drawing cracking device as claimed in claim 1, wherein: the transverse plate (5) is vertically connected with the upright post (4), and the transverse plate (5) is fixed with the upright post (4) through welding.

3. The novel punching drawing cracking device as claimed in claim 1, wherein: the sliding plate (8) is in sliding connection with the upright post (4).

4. The novel punching drawing cracking device as claimed in claim 1, wherein: the groove (9) is of a long strip-shaped structure, and the groove (9) is movably connected with the boss (12).

5. The novel punching drawing cracking device as claimed in claim 1, wherein: the surface of the extrusion seat (10) is parallel to the surface of the lower pressing die (2), and the extrusion seat (10) is made of rubber materials.