CN212419302U

CN212419302U - Composite punching die for forging

Info

Publication number: CN212419302U
Application number: CN202020607459.9U
Authority: CN
Inventors: 刘海彪; 刘福利
Original assignee: Jingxian Longxin Precision Forging Co ltd
Current assignee: Jingxian Longxin Precision Forging Co ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2021-01-29
Anticipated expiration: 2030-04-21

Abstract

The utility model discloses a compound punching die for forging, which comprises a punch mounting plate, a first connecting plate, an elastic reset component, a backing plate, a second connecting plate and a lower die backing plate which are sequentially arranged from top to bottom, wherein the upper end of the punch mounting plate is connected with an equipment slider, the lower end of the punch mounting plate is fixedly connected with a punch, the punch sequentially penetrates through a first through hole arranged on the first connecting plate, a second through hole arranged on the backing plate and a third through hole arranged on the second connecting plate, the elastic reset component comprises a spring and a guide rod, the spring is sleeved on the guide rod, the two ends of the guide rod are respectively fixedly connected with the first connecting plate and the backing plate, the lower die backing plate is used for placing a forge piece, a punched hole is arranged on the lower die backing plate, and the lower end of the punch can extend into the punched hole. The external shape and quality of the forge piece can be effectively guaranteed, and the manufacturing cost is saved for forging.

Description

Composite punching die for forging

Technical Field

The utility model relates to a forge the field, more specifically say, in particular to forge and use compound cut-out press.

Background

Forging is a processing method which utilizes forging machinery to apply pressure on a metal blank to enable the metal blank to generate plastic deformation so as to obtain a forged piece with certain mechanical property, certain shape and certain size, and one of two major components of forging (forging and stamping) is forged. The defects of as-cast porosity and the like generated in the smelting process of metal can be eliminated through forging, the microstructure is optimized, and meanwhile, because the complete metal streamline is preserved, the mechanical property of the forging is generally superior to that of a casting made of the same material. Important parts with high load and severe working conditions in related machines are mainly forged pieces except for plates, sections or welding pieces which are simple in shape and can be rolled. The existing device does not have a die capable of punching a forging.

How to solve the technical problems becomes a difficult problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a forge and use compound cut-out press to solve the problem of mentioning in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the composite punching die for forging comprises a punch mounting plate, a first connecting plate, an elastic reset part, a base plate, a second connecting plate and a lower die base plate which are sequentially arranged from top to bottom, wherein the upper end of the punch mounting plate is connected with an equipment slide block, the lower end of the punch mounting plate is fixedly connected with a punch, the punch sequentially penetrates through a first through hole formed in the first connecting plate, a second through hole formed in the base plate and a third through hole formed in the second connecting plate, the elastic reset part comprises a spring and a guide rod, the spring is sleeved on the guide rod, two ends of the guide rod are respectively fixedly connected with the first connecting plate and the base plate, the lower die base plate is used for placing a forging piece, a punched hole is formed in the lower die base plate, and the lower end of the punch can extend into the punched hole. The stamping is deviated, the external shape and quality of the forge piece can be effectively guaranteed, and the manufacturing cost is saved for forging.

Further, install a plurality of guide post on the first connecting plate, the first jack of a plurality of has been seted up on the second connecting plate, a plurality of second jack has been seted up on the lower mould backing plate, the lower extreme of guide post can run through first jack and second jack in proper order.

Furthermore, the number of guide posts is at least two, and the both sides of backing plate all are equipped with at least one guide post.

Further, the lower extreme fixedly connected with a plurality of third connecting plate of lower mould backing plate, the area of contact of lower mould backing plate and third connecting plate is less than the lower surface area of third connecting plate, and the third connecting plate can be placed subaerially, can increase the fixed range on device bottom and ground, increases the stability that the device was placed.

Furthermore, the upper surface of the lower die base plate is provided with a positioning ring, the positioning ring is used for positioning the forge piece placed on the lower die base plate, the shape of the positioning ring can be selected according to the forge piece, the forge piece can be effectively positioned, and the forge piece is prevented from deviating.

Further, the upper surface of lower mould backing plate fixedly connected with locating pin, the locating hole of seting up on the second connecting plate can be run through to the upper end of locating pin, can effectual location, stability when increasing to punch a hole.

Compared with the prior art, the utility model has the advantages of:

this practicality is applicable to the yielding thin wall product punches a hole, prevents that the forging from appearing warping in process of production, dashes partially, can effectual assurance forging outside shape quality, practices thrift the cost of manufacture for forging.

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 structural diagram of the present invention.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.

The first embodiment is as follows:

referring to fig. 1, the composite punching die for forging comprises a punch mounting plate 2, a first connecting plate 3, an elastic reset component, a backing plate 15, a second connecting plate 5 and a lower die backing plate 7, which are sequentially arranged from top to bottom, wherein the upper end of the punch mounting plate 2 is connected with an equipment slider (the equipment slider is a conventional device used for providing power for the punch mounting plate 2), the lower end of the punch mounting plate 2 is fixedly connected with a punch 12, the punch 12 sequentially penetrates through a first through hole formed in the first connecting plate 3, a second through hole formed in the backing plate 15 and a third through hole formed in the second connecting plate 5, the elastic reset component comprises a spring 14 and a guide rod 13, the spring 14 is sleeved on the guide rod 13, two ends of the guide rod 13 are respectively and fixedly connected with the first connecting plate 3 and the backing plate 15, the lower die backing plate 7 is used for placing a forging, the lower die backing plate 7 is provided with a punched, the lower extreme of drift 12 can extend to in punching a hole 10, this practicality is applicable to the yielding thin wall product that punches a hole, prevents that the forging from appearing warping in process of production, dashes partially, can effectually guarantee the outside shape quality of forging, practices thrift the cost of manufacture for forging.

In this embodiment, install a plurality of guide post 4 on the first connecting plate 3, set up the first jack of a plurality of on the second connecting plate 5, set up a plurality of second jack on the lower die backing plate 7, the lower extreme of guide post 4 can run through first jack and second jack in proper order.

In this embodiment, the number of the guide posts 4 is at least two, and at least one guide post 4 is disposed on each of two sides of the backing plate 15.

In this embodiment, lower extreme fixedly connected with a plurality of third connecting plate 8 of lower mould backing plate 7, the area of contact of lower mould backing plate 7 and third connecting plate 8 is less than the lower surface area of third connecting plate 8, and third connecting plate 8 can be placed subaerially, can increase the fixed range on device bottom and ground, increases the stability that the device was placed.

In this embodiment, the upper surface mounting of lower bolster plate 7 has position circle 9, position circle 9 is used for fixing a position the forging of placing on lower bolster plate 7, and the shape of position circle 9 can be selected according to the forging, can carry out effectual location to the forging, prevents the forging off tracking.

In this embodiment, the upper surface of lower die backing plate 7 is fixedly connected with locating pin 6, locating hole 11 of seting up on the second connecting plate 5 can be run through to the upper end of locating pin 6, can effectual location, stability when increasing to punch a hole.

The forging piece is placed into the lower die base plate 7, the equipment sliding block moves downwards, the second connecting plate 5 is matched and positioned with the positioning pin 6, the second connecting plate 5 moves downwards along with the equipment sliding block, the spring 14 is compressed until the punch 12 penetrates through the forging piece, the sliding block returns, the punch 12 after punching returns along with the sliding block, and the spring 14 pushes the first connecting plate to the punch to withdraw from the forging piece

Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner within the scope of the appended claims, and the protection scope of the present invention should not be exceeded by the claims.

Claims

1. Forge and use compound cut-out press, its characterized in that, including top-down's drift mounting panel, first connecting plate, elasticity reset component, backing plate, second connecting plate and lower backing plate that sets gradually, the upper end and the equipment slider of drift mounting panel are connected, the lower extreme fixedly connected with drift of drift mounting panel, the third through-hole of seting up on the second through-hole that sets up on the drift runs through first through-hole, the backing plate seted up on the first connecting plate in proper order, the second through-hole of seting up on the second connecting plate, elasticity reset component includes spring and guide bar, the spring housing is established on the guide bar, the both ends of guide bar respectively with first connecting plate, backing plate fixed connection, the lower backing plate is used for placing the forging, seted up on the lower backing plate and punched a hole, the lower extreme of drift can extend to.

2. The composite punching die for forging as recited in claim 1, wherein a plurality of guide posts are mounted on the first connecting plate, a plurality of first insertion holes are formed in the second connecting plate, a plurality of second insertion holes are formed in the lower die backing plate, and lower ends of the guide posts can sequentially penetrate through the first insertion holes and the second insertion holes.

3. The composite punch die for forging according to claim 2, wherein the number of the guide posts is at least two, and at least one guide post is provided on both sides of the backing plate.

4. The composite punching die for forging as recited in claim 1, wherein a plurality of third connecting plates are fixedly connected to a lower end of the lower die pad, and a contact area between the lower die pad and the third connecting plates is smaller than a lower surface area of the third connecting plates.

5. The composite punch die for forging according to claim 1, wherein a retainer ring is attached to an upper surface of the lower die pad plate, and the retainer ring is used for positioning a forged piece placed on the lower die pad plate.

6. The composite punching die for forging as recited in claim 1, wherein a positioning pin is fixedly connected to an upper surface of the lower die backing plate, and an upper end of the positioning pin can penetrate through a positioning hole formed in the second connecting plate.