CN211757998U

CN211757998U - Die stamping part pressing limiting mechanism and stamping die

Info

Publication number: CN211757998U
Application number: CN201922447075.5U
Authority: CN
Inventors: 孙晓薇; 黄金娟; 李高山; 黄从百
Original assignee: Tianxin Precision Engineering Technology Weihai Co ltd
Current assignee: Tianxin Precision Engineering Technology Weihai Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-27
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a die stamping part compresses tightly stop gear and stamping die relates to stamping die technical field, including the die holder, the four corners department at die holder top all is provided with the recess, and the outside at recess top is provided with the screw hole, the top of die holder is fixed with the lower bolster, and the top of lower bolster is fixed with the bed die, the four corners department at lower bolster top all is provided with first spacing groove. The utility model discloses a spacing post card of second advances in the second spacing groove, make the second spacing groove extrude the sliding plate, then first spacing post card advances in first spacing groove, until last mould and bed die to the punching press of stamping workpiece, the secondary is spacing, it is more accurate to make its position, and through mutually supporting of draw-in groove on spacing post of second and the mount, the multiunit draw-in groove of the spacing post vertical direction of second, the position that reciprocates of cooperation mount, the mount is connected through dismantling with the die holder, the convenience is adjusted the height of the spacing post of second.

Description

Die stamping part pressing limiting mechanism and stamping die

Technical Field

The utility model relates to a stamping die technical field specifically is a mould stamping workpiece compresses tightly stop gear and stamping die.

Background

Stamping is a press working method in which a material is pressed at room temperature by a die mounted on a press to be separated or plastically deformed to obtain a desired part, and the press die is a special processing equipment for processing the material (metal or nonmetal) into a part (or semi-finished product) in cold press working, and is called a cold press die (commonly called a cold punch die).

In order to ensure the accuracy of the upper die and the lower die to the stamping part, a limiting column is often used for limiting, but the limiting column has a single structure and cannot be well matched with different dies for use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the structure of the limiting column is single and the limiting column cannot be well matched with different dies for use, a die stamping part pressing limiting mechanism and a stamping die are provided.

In order to achieve the above object, the utility model provides a following technical scheme: a die stamping part pressing limiting mechanism and a stamping die comprise a lower die base, wherein grooves are formed in four corners of the top of the lower die base, threaded holes are formed in the outer sides of the tops of the grooves, a lower cushion plate is fixed to the top of the lower die base, a lower die is fixed to the top of the lower cushion plate, first limiting grooves are formed in the four corners of the top of the lower cushion plate, an upper die base is arranged above the lower die base, an upper cushion plate is fixed to the bottom of the upper die base, first limiting columns are fixed to the four corners of the bottom of the upper cushion plate, an upper die is fixed to the bottom of the upper cushion plate, hydraulic cylinders are fixed to the top of the upper die base, second limiting grooves are formed in the four corners of the bottom of the upper die base, second limiting columns are arranged inside the grooves, fixing frames are arranged on the outer sides of the second limiting columns, limiting plates are fixed to the outer sides of the second limiting, the outer side of the second limiting column is provided with a second spring, and the bottom of the second spring is fixedly connected with the limiting plate.

Preferably, the outer side of the fixing frame is provided with a plurality of groups of clamping grooves matched with the second limiting columns.

Preferably, a bayonet lock matched with the clamping groove is arranged in the clamping groove.

Preferably, both sides of the fixing frame are provided with through holes matched with the threaded holes.

Preferably, a sliding plate slides on the outer side of the second limiting column, and the bottom of the sliding plate is fixedly connected with the top of the second spring.

Preferably, a first spring is fixed inside the first limit groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model extrudes the sliding plate through the second limit groove by clamping the second limit column into the second limit groove, and then the first limit column is clamped into the first limit groove until the stamping of the upper die and the lower die on the stamping part is carried out for secondary limit, so that the position of the stamping part is more accurate;

2. the utility model discloses a mutually supporting of draw-in groove on spacing post of second and the mount, the multiunit draw-in groove of the spacing post vertical direction of second, the position that reciprocates of cooperation mount, mount are connected through dismantling with the die holder, and the convenience is adjusted the height of the spacing post of second.

Drawings

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

FIG. 2 is a top view of the lower die holder of the present invention;

fig. 3 is a schematic structural view of the second spacing column and the fixing frame of the present invention.

In the figure: 1. a lower die holder; 2. a groove; 3. a lower base plate; 4. a lower die; 5. a threaded hole; 6. a first limit groove; 7. a first spring; 8. an upper die holder; 9. a hydraulic cylinder; 10. an upper base plate; 11. an upper die; 12. a second limit groove; 13. a first limit post; 14. a second limit post; 15. a limiting plate; 16. a second spring; 17. a sliding plate; 18. a fixed mount; 19. a through hole; 20. a card slot; 21. a bayonet lock.

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.

The utility model discloses a pneumatic cylinder (the model is the HOB) can be obtained in market or private order.

Referring to fig. 1-3, a pressing and limiting mechanism for a die stamping part and a stamping die, which comprises a lower die base 1, wherein four corners of the top of the lower die base 1 are all provided with a groove 2, the outer side of the top of the groove 2 is provided with a threaded hole 5, the top of the lower die base 1 is fixed with a lower backing plate 3, the top of the lower backing plate 3 is fixed with a lower die 4, four corners of the top of the lower backing plate 3 are all provided with a first limiting groove 6, the upper die base 1 is provided with an upper die base 8, the bottom of the upper die base 8 is fixed with an upper backing plate 10, four corners of the bottom of the upper backing plate 10 are all fixed with first limiting columns 13, the bottom of the upper backing plate 10 is fixed with an upper die 11, the top of the upper die base 8 is fixed with a hydraulic cylinder 9, four corners of the bottom of the upper die base 8 are all provided with second limiting grooves 12, a second limiting column 14 is arranged, a limiting plate 15 is fixed on the outer side of the second limiting column 14, a second spring 16 is arranged on the outer side of the second limiting column 14, and the bottom of the second spring 16 is fixedly connected with the limiting plate 15.

In this embodiment, the second position-limiting column 14 is clamped into the second position-limiting groove 12, so that the second position-limiting groove 12 extrudes the sliding plate 17, and then the first position-limiting column 13 is clamped into the first position-limiting groove 6 until the upper die 11 and the lower die 4 stamp the stamping part, and the position is limited for the second time, so that the position is more accurate.

Please refer to fig. 1 and 2, the outer sides of the fixing frame 18 are provided with a plurality of sets of slots 20 matching with the second position-limiting posts 14; the inside of the slot 20 is provided with a bayonet 21 matched with the slot, so that the distance of the second limit column 14 ejected out of the upper die base 8 can be adjusted.

Please refer to fig. 1 and 3, through holes 19 are disposed on both sides of the fixing frame 18 for cooperating with the threaded holes 5, so as to facilitate the insertion of bolts and the fixation with nuts.

Please refer to fig. 1, a sliding plate 17 slides on the outer side of the second position-limiting post 14, and the bottom of the sliding plate 17 is fixedly connected to the top of the second spring 16, so as to absorb shock for the second position-limiting post 14.

Please refer to fig. 1 and 2, the first spring 7 is fixed inside the first limiting groove 6, and can play a role of shock absorption.

The working principle is as follows: the upper die holder 8 is driven to push downwards through the hydraulic cylinder 9, the second limiting column 14 enters the second limiting groove 12, the sliding plate 17 is extruded outside the second limiting groove 12, the sliding plate 17 is extruded to form a second spring 16, until the first limiting column 13 enters the first limiting groove 6, the first limiting column 13 extrudes the first spring 7, finally the upper die 11 and the lower die 4 are in contact with a pressing piece for punching, the clamping groove 20 of the fixing frame 18 is moved in the clamping grooves 20 of different heights on the second limiting column 14 by moving the upper position and the lower position of the fixing frame 18, the clamping pins 21 are pressed in through a press machine, the through holes 19 are aligned with the threaded holes 5, the bolts are used for rotating and screwing, the bottom of the second limiting column 14 is positioned inside the groove 2, the height of the second limiting column 14 can be adjusted, and the use of the upper die and the lower die on different dies can.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a die stamping spare compresses tightly stop gear and stamping die, includes die holder (1), its characterized in that: the die comprises a die holder (1), a groove (2) is formed in each of four corners of the top of the die holder (1), a threaded hole (5) is formed in the outer side of the top of each groove (2), a lower backing plate (3) is fixed to the top of the die holder (1), a lower die (4) is fixed to the top of the lower backing plate (3), first limiting grooves (6) are formed in each of four corners of the top of the lower backing plate (3), an upper die holder (8) is arranged above the die holder (1), an upper backing plate (10) is fixed to the bottom of the upper die holder (8), first limiting columns (13) are fixed to the four corners of the bottom of the upper backing plate (10), an upper die (11) is fixed to the bottom of the upper die holder (8), hydraulic cylinders (9) are fixed to the top of the upper die holder (8), second limiting grooves (12) are formed in the four corners of the bottom of the upper die holder (8), and second limiting columns (14) are, and the outside of spacing post of second (14) is provided with mount (18), the outside of spacing post of second (14) is fixed with limiting plate (15), the outside of spacing post of second (14) is provided with second spring (16), and the bottom and limiting plate (15) fixed connection of second spring (16).

2. The pressing and limiting mechanism for the die stamping parts and the stamping die as claimed in claim 1, wherein: the outer side of the fixing frame (18) is provided with a plurality of groups of clamping grooves (20) matched with the second limiting columns (14).

3. The pressing and limiting mechanism for the die stamping parts and the stamping die as claimed in claim 2, wherein: a bayonet (21) matched with the bayonet is arranged in the bayonet (20).

4. The pressing and limiting mechanism for the die stamping parts and the stamping die as claimed in claim 1, wherein: both sides of the fixing frame (18) are provided with through holes (19) which are matched with the threaded holes (5).

5. The pressing and limiting mechanism for the die stamping parts and the stamping die as claimed in claim 4, wherein: a sliding plate (17) slides on the outer side of the second limiting column (14), and the bottom of the sliding plate (17) is fixedly connected with the top of the second spring (16).

6. The pressing and limiting mechanism for the die stamping parts and the stamping die as claimed in claim 1, wherein: a first spring (7) is fixed inside the first limiting groove (6).