CN217192002U

CN217192002U - Thin porous forging punching and shaping device

Info

Publication number: CN217192002U
Application number: CN202220840626.3U
Authority: CN
Inventors: 李运亮
Original assignee: Wuxi Donghai Forging Co ltd
Current assignee: Wuxi Donghai Forging Co ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-08-16
Anticipated expiration: 2032-04-12

Abstract

The utility model discloses a slim porous forging shaping device that punches a hole, including the die holder, the die that punches a hole is installed to die holder top surface, is provided with the roof along vertical direction activity directly over the die holder, goes up the roof bottom and is provided with the drift, and the bottom of going up the roof is connected with the plastic clamp plate through a plurality of elastic components, sets up the through-hole that matches with the drift on the plastic clamp plate, and the drift runs through the through-hole. The utility model discloses when shaping device used, the first butt forging of plastic clamp plate realized punching a hole to the forging with finalizing the design, later drift, and the completion back that punches a hole, the drift resets earlier, and later plastic clamp plate resets, through the effect of plastic clamp plate, can prevent effectively that the forging from taking place to warp, promotes the efficiency and the quality of forging production.

Description

Thin porous forging punching and shaping device

Technical Field

The utility model belongs to the technical field of the forging processing, especially, relate to a slim porous forging shaping device that punches a hole.

Background

A forging is a workpiece or a blank obtained by forging and deforming a metal blank. The mechanical properties of the metal blank can be changed by applying pressure to the metal blank to generate plastic deformation. The forging is divided into cold forging and warm forging and hot forging according to the temperature of the blank during processing. Cold forging is generally conducted at room temperature, and hot forging is conducted at a temperature higher than the recrystallization temperature of the metal ingot. When the forged piece is machined, part of the forged piece needs to be punched by a punching device.

When the existing thin forging is punched by using the punching device, the forging is easy to deform during punching due to the fact that the thickness of the forging is small, and after the forging is punched, subsequent shaping processing is needed, so that the working procedure of forging production is increased, and the efficiency of forging production is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a slim porous forging shaping device that punches a hole to solve current slim technical problem who takes place the deformation easily when punching a hole.

In order to achieve the above object, the utility model discloses a slim porous forging shaping device that punches a hole's concrete technical scheme as follows:

the thin porous forging punching and shaping device comprises a die holder, wherein a punching die is mounted on the top surface of the die holder, an upper top plate is movably arranged right above the die holder along the vertical direction, a punch is arranged at the bottom of the upper top plate, the bottom of the upper top plate is connected with a shaping pressing plate through a plurality of elastic pieces, a through hole matched with the punch is formed in the shaping pressing plate, and the punch penetrates through the through hole.

Preferably, in order to realize the movement and the reset of the shaping pressing plate, the elastic part comprises a sliding rod vertically fixed on the bottom surface of the upper top plate, the sliding rod penetrates through the shaping pressing plate and is in sliding connection with the shaping pressing plate, a spring is sleeved on the sliding rod, and two ends of the spring are respectively connected with the upper top plate and the shaping pressing plate.

Preferably, in order to facilitate the disassembly and assembly and maintenance of the slide bar, threads are arranged at the top end of the slide bar, a threaded hole is formed in the upper top plate, the slide bar is in threaded connection with the upper top plate, and a limiting block is integrally formed at the bottom end of the slide bar.

Preferably, in order to collect waste materials cut off from the forged piece, a blanking hole is formed in the punching female die and matched with the punch.

Preferably, in order to facilitate processing of waste materials cut from the forge piece, a cavity is arranged in the die holder and is communicated with the blanking hole.

Preferably, for the convenient degree that the promotion drift used, the drift includes vertical setting and is in cutter arbor on the roof, the bottom of cutter arbor can be dismantled and be connected with the tool bit.

Preferably, in order to improve the connection stability of the cutter bar and the cutter head, the bottom end of the cutter bar is provided with a notch, the top end of the cutter head is provided with a positioning block matched with the notch, the positioning block is inserted into the notch, and the cutter head is fixed with the cutter bar through a screw.

Preferably, in order to prevent the forging from deforming, the shape of the cutter head is a circular truncated cone.

Preferably, in order to prevent the waste materials cut from the forging from being blocked in the blanking hole, the blanking hole is a stepped hole, and the diameter of the upper section of the stepped hole is smaller than that of the lower section of the stepped hole.

The utility model discloses a slim porous forging shaping device that punches a hole has following advantage: when shaping device used, the first butt forging of plastic clamp plate realized the location and the design to the forging, and later the drift punches a hole to the forging, and the completion back that punches a hole, the drift resets earlier, and later the plastic clamp plate resets, through the effect of plastic clamp plate, can prevent effectively that the forging from taking place to warp, promotes the efficiency and the quality of forging production.

Drawings

Fig. 1 is a schematic structural view of the thin porous forging punching and shaping device of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic structural view of the punch of the present invention;

the notation in the figure is: 1. an upper top plate; 2. a female die holder; 3. punching a female die; 4. a slide bar; 5. a spring; 6. a punch; 7. shaping the pressing plate; 8. forging; 9. a blanking hole; 10. a cavity; 61. a cutter bar; 62. a cutter head; 63. a recess; 64. and (5) positioning the blocks.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings.

As shown in fig. 1-2, a thin porous forging punching and shaping device comprises a concave die holder 2, a punching concave die 3 is mounted on the top surface of the concave die holder 2, an upper top plate 1 is movably arranged right above the concave die holder 2 along the vertical direction, four punches 6 are vertically arranged at the bottom of the upper top plate 1, one punch 6 is positioned at the central position of the upper top plate 1, the other three punches 6 are uniformly distributed around the one punch 6, four slide bars 4 are vertically arranged below the upper top plate 1, the four slide bars 4 are uniformly distributed at the edge of the upper top plate 1, the top ends of the slide bars 4 are in threaded connection with the upper top plate 1, a shaping pressing plate 7 is arranged below the upper top plate 1, the four slide bars 4 all penetrate through the shaping pressing plate 7, the slide bars 4 are in sliding connection with the shaping pressing plate 7, springs 5 are sleeved on the four slide bars 4, and two ends of the springs 5 are respectively connected with the upper top plate 1 and the shaping pressing plate 7, the bottom of slide bar 4 is provided with the stopper to restriction plastic clamp plate 7 prevents that plastic clamp plate 7 from droing from slide bar 4, sets up four through-holes that match with drift 6 on the plastic clamp plate 7, and each through-hole and each drift 6 one-to-one, drift 6 run through the through-hole.

When the punching device is used, the forging 8 is small in thickness and is easy to displace during punching, so that the punching precision is reduced, the forging 8 is easy to deform under the extrusion of the punch 6, the forging 8 is placed on the die holder 2, the top surface of the die holder 2 is matched and completely attached to the bottom surface of the forging 8, the bottom surface of the shaping pressing plate 7 is matched and completely attached to the top surface of the forging 8, the upper top plate 1 descends during punching, the shaping pressing plate 7 is firstly abutted to the forging 8, the die holder 2 and the shaping pressing plate 7 tightly press and fix the forging 8 from the upper side and the lower side, the punch 6 punches the forging 8 when the upper top plate 1 descends continuously, so that the forging 8 is punched, meanwhile, the forging 8 can be prevented from displacing or deforming during punching under the action of the shaping pressing plate 7, the quality of a finished product produced by the forging 8 is improved, meanwhile, the subsequent shaping processing procedure can be omitted, and the production efficiency is improved, after punching, the punch 6 firstly resets, and in the process, the shaping pressing plate 7 is used for pressing the forging 8, so that the forging 8 can be prevented from being brought up by the punch 6, the punch 6 and the forging are conveniently separated, the production efficiency is further improved, and finally the shaping pressing plate 7 resets, so that the forging 8 can be taken out, and the punching of the forging 8 is realized.

Drift 6 punches a hole the back to forging 8, the waste material that drops on the forging 8 is stayed on the die 3 that punches a hole, when leading to processing the forging at every turn, all need clear up the waste material on the die 3 that punches a hole, if forget the clearance, accumulational waste material will influence the normal clear of 8 that punch a hole of forging, consequently be provided with unloading hole 9 on the die 3 that punches a hole, unloading hole 9 matches with drift 6, be provided with cavity 10 in the die holder 2, cavity 10 and unloading hole 9 intercommunication, unloading hole 9 is the step hole, the upper segment aperture of step hole is less than the hypomere aperture.

During punching a hole, the waste material that drops on the forging 8 is pushed into blanking hole 9 by drift 3 in, makes the waste material drop cavity 10 along blanking hole 9 in, prevents effectively that the waste material from piling up on the die 3 that punches a hole, promotes production efficiency, the uncovered setting in side of cavity 10 to in clearance cavity 10 accumulational waste material, the 9 hypomere internal diameter increases of blanking hole of step form simultaneously, makes the waste material can not block in blanking hole 9, the smooth discharge of the waste material of being convenient for.

The punch 6 is used as a quick-wear part and needs to be replaced frequently, the replacement of the punch 6 needs to consume a large amount of time, and the production efficiency of the punching device is affected, therefore, the punch 6 comprises a cutter bar 61 vertically arranged on the upper top plate 1, a cutter head 62 is fixed at the bottom end of the cutter bar 61 through screws, the disassembly and assembly between the cutter head 62 and the cutter bar 61 can be realized through the tightening and loosening screws, the convenience of the replacement of the cutter head 62 is improved, a notch 63 is formed at the bottom end of the cutter bar 61, a positioning block 64 matched with the notch 63 is arranged at the top end of the cutter head 62, the positioning block 64 is inserted in the notch 63, the positioning between the cutter bar 61 and the cutter head 62 is realized, the mounting firmness of the cutter head 62 is improved, the cutter head 62 is in a circular truncated cone shape, the outer diameter of the cutter head 62 is sequentially increased from top to bottom, when the cutter head 62 punches a hole, only the effective punching part at the bottom end of the cutter head 62 is contacted with the forged piece 8, other parts are not contacted with the forged piece, and the cutter head 62 is effectively prevented from being clamped in the forged piece 8, meanwhile, the contact part of the tool bit 62 and the forge piece 8 is less, the contact of the tool bit 62 and the forge piece 8 can be reduced, and the probability of deformation of the forge piece 8 is reduced.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides a thin porous forging shaping device that punches a hole, includes die holder (2), die holder (2) top surface mounting has punching die (3), be provided with roof (1) directly over die holder (2) along vertical direction activity, it is provided with drift (6), its characterized in that to go up roof (1) bottom:

the bottom of the upper top plate (1) is connected with a shaping pressing plate (7) through a plurality of elastic pieces, a through hole matched with the punch head (6) is formed in the shaping pressing plate (7), and the punch head (6) penetrates through the through hole.

2. The thin porous forging punching and shaping device according to claim 1, wherein the elastic part comprises a sliding rod (4) vertically fixed on the bottom surface of the upper top plate (1), the sliding rod (4) penetrates through the shaping pressing plate (7) and is in sliding connection with the shaping pressing plate (7), a spring (5) is sleeved on the sliding rod (4), and two ends of the spring (5) are respectively connected with the upper top plate (1) and the shaping pressing plate (7).

3. The thin porous forging punching and shaping device according to claim 2, wherein the top end of the sliding rod (4) is provided with threads, the upper top plate (1) is provided with threaded holes, the sliding rod (4) is in threaded connection with the upper top plate (1), and the bottom end of the sliding rod (4) is integrally formed with a limiting block.

4. The thin type porous forging punching and shaping device according to claim 1, wherein a blanking hole (9) is formed in the punching female die (3), and the blanking hole (9) is matched with the punch (6).

5. The thin type porous forging punching and shaping device is characterized in that a cavity (10) is arranged in the die holder (2), and the cavity (10) is communicated with the blanking hole (9).

6. The thin porous forging punching and shaping device according to claim 1, wherein the punch (6) comprises a cutter bar (61) vertically arranged on the upper top plate (1), and a cutter head (62) is detachably connected to the bottom end of the cutter bar (61).

7. The thin porous forging punching and shaping device according to claim 6, wherein a notch (63) is formed in the bottom end of the cutter bar (61), a positioning block (64) matched with the notch (63) is arranged at the top end of the cutter head (62), the positioning block (64) is inserted into the notch (63), and the cutter head (62) is fixed with the cutter bar (61) through a screw.

8. The thin porous forging punching and reshaping device as claimed in claim 6, wherein the shape of the tool bit (62) is a truncated cone.

9. The thin type porous forging punching and shaping device as claimed in claim 4, wherein the blanking hole (9) is a stepped hole, and the hole diameter of the upper section of the stepped hole is smaller than that of the lower section of the stepped hole.