CN218080219U

CN218080219U - Quick-change H13 insert structure applied to die forging hammer

Info

Publication number: CN218080219U
Application number: CN202221983940.3U
Authority: CN
Inventors: 徐广海; 于长洪; 孙岳晨
Original assignee: Dalian Da Forging Co ltd
Current assignee: Dalian Da Forging Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-12-20
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a be applied to quick change H13 on the swage hammer structure of inserting relates to the swage hammer structure technical field of inserting, including the main structure body that inserts. The utility model discloses an installation quick change mechanism of inserting, pass wear-resisting packing ring and locating piece with the reference column and carry out the joint, the reference column is fixed the messenger through fastening threaded rod with the external mold and is inserted the centre form and installed the upper surface at the external mold, wear-resisting packing ring plays wear-resisting skid-proof effect, the locating piece plays the effect of assistance-localization real-time, it impels to fill up to fasten through rotatory fastening threaded rod, the fixed pin makes the reference column fasten the pad and carry out the centre gripping with the reference column joint, the stability of reference column is increased, the fixed action of fastening pad to the reference column is loosened to the reverse rotation fastening threaded rod, can change the centre form of inserting fast, the time of installing adjustment is saved, the compound die guide post slides at the in-process play assistance-localization real-time of compound die with interior sliding post, the triangle voussoir agrees with each other with in the wedge groove, avoid the phenomenon of wrong mould.

Description

Quick-change H13 insert structure applied to die forging hammer

Technical Field

The utility model relates to a forging hammer insert technical field, concretely relates to be applied to quick change H13 insert structure on forging hammer.

Background

H13 belongs to hot work die steel and is used for manufacturing forging dies with large impact load, hot extrusion dies, precision forging dies, aluminum, copper and alloy die-casting dies. The die forging hammer is universal forging equipment, is wide in relating area and high in efficiency, is main equipment for die forging, and is large in size, long in processing time and high in cost due to the fact that the hammer is provided with a lower dead point and is leaned against a die surface during lower limiting. The main structure of the insert die used at present consists of two parts, namely a die body and a round insert, the insert is fixed on the general die body by a wedge during installation, but after the die is installed, the error of a product needs to be adjusted, but during adjustment, the adjustment of the error is very difficult, the requirement on the personal skill of an operator is very high, and sometimes, long time is needed only when the die is adjusted in error, so that a large amount of manpower and energy are wasted.

In the prior art, a chinese utility model patent document with publication number CN209035371U and publication date of 2019, 06 and 28 is proposed to solve the above technical problems, and the technical scheme disclosed by the patent document is as follows: the utility model provides a die forging hammer mould, includes the mould body, the mould body includes mould and lower mould, the lower mould includes external mold and the centre form of inserting, go up the mould bottom with the middle part of external mold be equipped with the centre form looks adaptation of inserting the chamber of inserting, the below in the chamber of inserting is equipped with the fixed key and is used for the fixed centre form of inserting, the inside fixed slot that is equipped with of external mold, the fixed key inserts support in the fixed slot the centre form of inserting, the die face edgewise of external mold is equipped with the direction hasp, be equipped with a die cushion on the forging hammer terminal surface of last mould.

In the actual use process, the following problems can occur in the technical scheme:

the stability of the installation of the insert internal mold only depends on the fixed key, and the fixed key is pressed to have deformation failure in the forging process, so that the stability is not high; the square clamping plate is used for clamping and fixing the die pad, so that the die pad is easy to disperse and loosen in the vibration process.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be applied to quick change H13 on the die forging hammer and insert structure to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

the utility model provides a be applied to quick change H13 structure of inserting on die forging hammer, includes the main structure that inserts, the main structure that inserts is including the die holder, the top of die holder is provided with the mould, the lower fixed surface who goes up the mould installs the die cavity shell, the upper surface of die holder is provided with the quick change mechanism of inserting, the outside of going up the mould is provided with die cushion installation mechanism, the quick change mechanism of inserting is including the external mold, insert centre form, fastening threaded rod and fastening pad, the lower surface of external mold is connected with the last fixed surface of die holder, die cushion installation mechanism is including die cushion, U type splint, bolt and plum blossom fastening pad, the lower surface of die cushion contacts with the upper surface of last mould.

The utility model discloses technical scheme's further improvement lies in: the upper surface fixed mounting of external mold has the shrouding, the through-hole middle part fixed mounting of shrouding has wear-resisting packing ring, the inner chamber surface center fixed mounting of external mold has the locating piece, and the reference column is fixed through the fastening threaded rod with the external mold and is made the internal mold of inserting to be installed at the upper surface of external mold, plays the effect of the internal mold of being convenient for install fast and change and insert.

The utility model discloses technical scheme's further improvement lies in: the lower surface of the internal mold of inserting contacts with the upper surface of the shrouding, the lower surface middle part fixed mounting of the internal mold of inserting has the reference column, the lower surface and the locating piece joint of reference column, the surface of reference column contacts with the internal surface of wear-resisting packing ring, and wear-resisting packing ring plays wear-resisting skid-proof effect, and the locating piece plays the effect of assistance-localization real-time.

The utility model discloses technical scheme's further improvement lies in: the surface of fastening threaded rod and the lateral wall threaded connection of external mold, the one end of fastening threaded rod is connected with the surface rotation of fastening pad, the lower surface of fastening pad and the inner chamber surface sliding connection of external mold, the inner chamber surface of external mold be provided with the spacing spout of fastening pad looks adaptation, fastening threaded rod plays the rotation and impels the fastening pad, and fixed pin and reference column joint make the reference column carry out the centre gripping fixedly by the fastening pad, play the effect that increases the stability of reference column.

The utility model discloses technical scheme's further improvement lies in: the internal surface fixed mounting who tightly fills up has the fixed pin, the surface of reference column is provided with the draw-in groove with fixed pin looks adaptation, the outside fixed surface of external mold installs the triangle voussoir, the inside surface of mould chamber shell is provided with the triangle voussoir groove with triangle voussoir looks adaptation, and the triangle voussoir agrees with each other with triangle voussoir groove, avoids the phenomenon of wrong mould, improves the precision of die forging hammer mould, reduces the rejection rate.

The utility model discloses technical scheme's further improvement lies in: the die closing guide post is fixedly mounted on the periphery of the upper surface of the outer die, the inner sliding post matched with the die closing guide post is arranged at the upper end of the die closing guide post, the upper end of the inner sliding post is fixedly connected with the periphery of the lower surface of the upper die, and the die closing guide post and the inner sliding post slide to play a role in auxiliary positioning in the die closing process.

The utility model discloses technical scheme's further improvement lies in: the internal surface of U type splint and the surface joint of die cushion, last mould, the surface of bolt and die cushion, U type splint, the inner wall threaded connection of last mould, the lower extreme threaded connection of bolt has the nut, the upper surface of nut contacts with the lower surface of U type splint, the upper surface of U type splint is provided with the plum blossom mounting groove with plum blossom fastening pad adaptation, the surface of plum blossom fastening pad and the upper surface joint of U type splint, the internal surface of plum blossom fastening pad and the surface threaded connection of bolt, U type splint play the effect of carrying out the centre gripping installation to die cushion and last mould, improve fixed connection's between die cushion and the last mould stability widely, and the bolt plays the effect of fixed die cushion and last mould with the nut, and plum blossom fastening pad plays the effect of increasing the frictional force of bolt and U type splint junction with the plum blossom mounting groove joint, avoids appearing not hard up phenomenon in the forged in-process.

Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:

1. the utility model provides a be applied to quick change H13 on die forging hammer and insert structure, quick change mechanism is inserted through the installation, pass wear-resisting packing ring and locating piece with the reference column and carry out the joint, the reference column is fixed through the fastening threaded rod with the external mold and is made the centre form of inserting and installed the upper surface at the external mold, wear-resisting skid-proof effect is played to the wear-resisting packing ring, the locating piece plays assistance-localization real-time's effect, it impels to fill up the fastening through rotatory fastening threaded rod, the fixed pin makes the reference column carry out the centre gripping with the reference column joint fastening pad and fix, the stability of reference column is increased, the fixed action of fastening pad to the reference column is loosened to the reverse rotation fastening threaded rod, can change the centre form of inserting fast, the time of installation adjustment sparingly, the die assembly guide post slides the effect that plays assistance-localization real-time at the in-process of compound die with interior sliding post, the triangle voussoir agrees with each other with in the triangle voussoir groove, avoid the phenomenon of wrong mould, the precision of die forging hammer mould is improved, the rejection rate, product quality and labor production efficiency are greatly improved, production cost is reduced, and the application to large industrial production.

2. The utility model provides a be applied to quick change H13 structure of inserting on die forging hammer, through installation die pad installation mechanism, use U type splint to carry out the centre gripping installation to die pad and last mould, the side of pressing from both sides tight die pad and last mould through U type splint is fixed, can make die pad and last mould can not influence its fixed connection each other when by the forging hammer, thereby improve die pad and last mould between fixed connection's stability widely, fix through bolt and nut, plum blossom fastening pad plays the effect of the friction power that increases bolt and U type splint junction with plum blossom mounting groove joint, avoid appearing not hard up phenomenon in forged in-process.

Drawings

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

fig. 2 is a schematic diagram showing the separation of the structure insert quick-change mechanism of the present invention;

FIG. 3 is a schematic view of the structure die pad mounting mechanism according to the present invention;

fig. 4 is a schematic view of the structural die pad installation mechanism of the present invention.

In the figure: 1. an insert structure body; 11. a mold base; 12. an upper die; 13. a mold cavity shell; 2. an insert quick-change mechanism; 21. outer mold; 211. closing the plate; 212. a wear-resistant washer; 213. positioning blocks; 22. an insert inner die; 221. a positioning column; 23. fastening a threaded rod; 24. a fastening pad; 241. a fixing pin; 25. a triangular wedge block; 251. a triangular wedge block groove; 26. a die assembly guide post; 261. an inner strut; 3. a die pad mounting mechanism; 31. a die pad; 32. a U-shaped splint; 33. a bolt; 34. a quincuncial fastening pad; 341. a quincuncial mounting groove; 35. and a nut.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in fig. 1-4, the utility model provides a quick change H13 insert structure applied to die forging hammer, including insert structure main body 1, insert structure main body 1 is including die holder 11, the top of die holder 11 is provided with mould 12, the lower fixed surface of last mould 12 installs mould cavity shell 13, the upper surface of die holder 11 is provided with insert quick change mechanism 2, the outside of last mould 12 is provided with die cushion installation mechanism 3, insert quick change mechanism 2 is including external mould 21, insert internal mould 22, fastening threaded rod 23 and fastening pad 24, the lower surface of external mould 21 is connected with the upper fixed surface of die holder 11, die cushion installation mechanism 3 is including die cushion 31, U type splint 32, bolt 33 and plum blossom fastening pad 34, the lower surface of die cushion 31 contacts with the upper surface of last mould 12, the upper fixed surface of external mould 21 installs shrouding 211, the through-hole middle part fixed mounting of shrouding 211 has wear-resistant gasket 212, the inner chamber surface center fixed mounting of locating piece 21 has locating piece 213, the lower surface of insert internal mould 22 contacts with the upper surface of shrouding 211, the lower fixed surface of locating column 221, locating column 221 and locating column 213 pass through the outer surface of locating column 213 and wear-resistant gasket 23 and insert wear-resistant positioning column 213, locating column 213 insert wear-resistant gasket 21.

Example 2

As shown in fig. 1-4, on the basis of embodiment 1, the utility model provides a technical solution: the outer surface of the fastening threaded rod 23 is in threaded connection with the side wall of the outer die 21, one end of the fastening threaded rod 23 is in rotating connection with the outer surface of the fastening pad 24, the lower surface of the fastening pad 24 is in sliding connection with the inner cavity surface of the outer die 21, the inner cavity surface of the outer die 21 is provided with a limiting sliding groove matched with the fastening pad 24, the inner surface of the fastening pad 24 is fixedly provided with a fixing pin 241, the outer surface of the positioning column 221 is provided with a clamping groove matched with the fixing pin 241, the outer surface of the outer die 21 is fixedly provided with a triangular wedge block 25, the inner side surface of the die cavity shell 13 is provided with a triangular wedge block groove 251 matched with the triangular wedge block 25, the fastening pad 24 is pushed by rotating the fastening threaded rod 23, the fixing pin 241 is clamped and fixed by the positioning column 221 by the fastening pad 24, the stability of the positioning column 221 is improved, the fixing effect of the fastening threaded rod 23 on loosening of the fastening pad 24 is achieved by rotating reversely, the inner die 22 can be quickly inserted and replaced, the installation and adjustment time is saved, the guiding column 26 and the inner sliding of the inner sliding column 261 can play a role in auxiliary positioning in the matching process, and the triangular wedge block groove 25 and the triangular wedge block groove is avoided from being mistaken die.

Example 3

As shown in fig. 1-4, on the basis of embodiment 1, the utility model provides a technical solution: the periphery of the upper surface of the outer die 21 is fixedly provided with the die assembly guide post 26, the upper end of the die assembly guide post 26 is provided with an inner sliding post 261 matched with the die assembly guide post 26, the upper end of the inner sliding post 261 is fixedly connected with the periphery of the lower surface of the upper die 12, the inner surface of the U-shaped clamp plate 32 is clamped with the die pad 31 and the outer surface of the upper die 12, the outer surface of the bolt 33 is in threaded connection with the die pad 31, the U-shaped clamp plate 32 and the inner wall of the upper die 12, the lower end of the bolt 33 is in threaded connection with a nut 35, the upper surface of the nut 35 is in contact with the lower surface of the U-shaped clamp plate 32, the upper surface of the U-shaped clamp plate 32 is provided with a plum blossom installation groove 341 matched with the plum blossom fastening pad 34, the outer surface of the plum blossom fastening pad 34 is clamped with the upper surface of the U-shaped clamp plate 32, the inner surface of the plum blossom fastening pad 34 is in threaded connection with the outer surface of the bolt 33, the U-shaped clamp plate 32 clamps the die pad 31 and the upper die 12, the die pad 31 and the upper die 12 are fixed by clamping the U-blossom clamping pad 32, so that the die 12 and the upper die 12 are not influenced by the mutual fixing of the mutual fixing pad 33, and the connection of the plum blossom fastening pad 33, and the connection of the fastening pad 33, and the U-blossom fastening pad 33, and the forging of the U-blossom fastening pad 33, and the forging hammer 33, and the forging of the U-blossom fastening pad 33 is prevented from loosening in the forging.

The working principle of the quick-change H13 insert structure applied to the die hammer is described in detail below.

As shown in fig. 1-4, first, the positioning post 221 is clamped with the positioning block 213 through the wear-resistant washer 212, then the fastening pad 24 is pushed by rotating the fastening threaded rod 23, the fixing pin 241 is clamped with the positioning post 221 so that the positioning post 221 is clamped and fixed by the fastening pad 24, the stability of the positioning post 221 is increased, the fastening threaded rod 23 is rotated reversely to loosen the fixing effect of the fastening pad 24 on the positioning post 221, the insert inner mold 22 can be replaced quickly, finally, the U-shaped clamp plate 32 is used for clamping and mounting the die pad 31 and the upper mold 12, the bolt 33 and the nut 35 are fixed, and the quincunx fastening pad 34 is clamped with the quincunx mounting groove 341 so as to increase the friction force at the joint of the bolt 33 and the U-shaped clamp plate 32.

The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.

Claims

1. The utility model provides a quick change H13 structure of inserting for on die forging hammer, includes the main structure body of inserting (1), the main structure body of inserting (1) is including die holder (11), the top of die holder (11) is provided with mould (12), the lower fixed surface of last mould (12) installs mould chamber shell (13), its characterized in that: the upper surface of mould seat (11) is provided with quick change mechanism (2) of inserting, the outside of going up mould (12) is provided with die cushion installation mechanism (3), quick change mechanism (2) of inserting is including external mold (21), internal mold (22), fastening threaded rod (23) and fastening pad (24) insert, the lower surface of external mold (21) is connected with the last fixed surface of mould seat (11), die cushion installation mechanism (3) is including die cushion (31), U type splint (32), bolt (33) and plum blossom fastening pad (34), the lower surface of die cushion (31) contacts with the upper surface of last mould (12).

2. The quick-change H13 insert structure applied to the die forging hammer according to claim 1, wherein: the upper surface fixed mounting of external mold (21) has shrouding (211), the through-hole middle part fixed mounting of shrouding (211) has wear-resisting packing ring (212), the inner chamber surface center fixed mounting of external mold (21) has locating piece (213).

3. The quick-change H13 insert structure applied to the die forging hammer according to claim 1, wherein: the lower surface of the insert inner die (22) is in contact with the upper surface of the sealing plate (211), a positioning column (221) is fixedly mounted in the middle of the lower surface of the insert inner die (22), the lower surface of the positioning column (221) is connected with the positioning block (213) in a clamping mode, and the outer surface of the positioning column (221) is in contact with the inner surface of the wear-resistant gasket (212).

4. The quick-change H13 insert structure applied to the die forging hammer according to claim 1, wherein: the outer surface of the fastening threaded rod (23) is in threaded connection with the side wall of the outer die (21), one end of the fastening threaded rod (23) is rotatably connected with the outer surface of the fastening pad (24), the lower surface of the fastening pad (24) is in sliding connection with the inner cavity surface of the outer die (21), and the inner cavity surface of the outer die (21) is provided with a limiting sliding groove matched with the fastening pad (24).

5. The quick-change H13 insert structure applied to the die forging hammer according to claim 3, wherein: the internal surface fixed mounting of fastening pad (24) has fixed pin (241), the surface of reference column (221) is provided with the draw-in groove with fixed pin (241) looks adaptation, the outside fixed surface of external mold (21) installs triangle voussoir (25), the inboard surface of mould chamber shell (13) is provided with triangle voussoir groove (251) with triangle voussoir (25) looks adaptation.

6. The quick-change H13 insert structure applied to the die forging hammer according to claim 1, wherein: the die closing device is characterized in that die closing guide posts (26) are fixedly mounted on the periphery of the upper surface of the outer die (21), inner sliding posts (261) matched with the die closing guide posts (26) are arranged at the upper ends of the die closing guide posts (26), and the upper ends of the inner sliding posts (261) are fixedly connected with the periphery of the lower surface of the upper die (12).

7. The quick-change H13 insert structure applied to the die forging hammer according to claim 1, wherein: the internal surface of U type splint (32) and die pad (31), the surface joint of last mould (12), the surface of bolt (33) and the inner wall threaded connection of die pad (31), U type splint (32), last mould (12), the lower extreme threaded connection of bolt (33) has nut (35), the upper surface of nut (35) contacts with the lower surface of U type splint (32), the upper surface of U type splint (32) is provided with plum blossom mounting groove (341) with plum blossom fastening pad (34) adaptation, the surface of plum blossom fastening pad (34) and the upper surface joint of U type splint (32), the internal surface of plum blossom fastening pad (34) and the surface threaded connection of bolt (33).