CN213997656U

CN213997656U - Heading die

Info

Publication number: CN213997656U
Application number: CN202022427815.1U
Authority: CN
Inventors: 肖松; 叶欣
Original assignee: Shanghai Winkelmann Longchuan Co ltd
Current assignee: Saiwo Zhizao Shanghai Technology Co Ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-08-20
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a heading die, including die holder and die, die and the detachable connection of die holder, be equipped with right die cavity and left die cavity in the die both ends respectively. The utility model discloses simple structure, easy dismounting can realize the quick replacement die, improves machining efficiency, practices thrift the processing cost.

Description

Heading die

Technical Field

The utility model relates to a high pressure fuel pipe technical field, especially a heading die.

Background

The high-pressure oil pipe ball head part is processed and finished by adopting the upsetting die, the existing upsetting die is mostly of an integral structure, the size of the female die is single and fixed, the upsetting die cannot be replaced at any time in the machining process, the machining efficiency is greatly influenced when products of different sizes are machined, and once the female die is worn, the die needs to be replaced integrally, and the replacement cost is high.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a heading mould mainly solves the technical problem that above-mentioned prior art exists, the utility model discloses simple structure, easy dismounting can realize the quick replacement die, improves machining efficiency, practices thrift the processing cost.

(II) technical scheme

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

a heading die is characterized in that: including die holder and die, the die is connected with the die holder is detachable, be equipped with right die cavity and left die cavity in the die both ends respectively.

Further, the right die cavity and the left die cavity are of concave curved surface structures.

Furthermore, one end of the die holder is provided with a sleeve matched with the die, and the die is embedded into the sleeve.

Furthermore, the die locking device also comprises a locking pin used for tightly locking the female die in the female die seat, and the locking pin penetrates through the female die seat and is inserted into a corresponding positioning groove arranged on the female die.

Furthermore, the locking pin is a bolt, a threaded hole matched with the bolt is formed in the die holder, and the bolt is screwed into the threaded hole and then inserted into a corresponding positioning groove formed in the die.

Further, the groove is an annular groove.

Furthermore, the number of the locking pins is two, and the two locking pins are inserted into the positioning groove through two symmetrical threaded holes formed in the sleeve respectively.

Furthermore, the die also comprises a positioning pin which can be inserted into the die, and one end of the positioning pin is connected with the die holder.

Furthermore, a positioning needle fixing sleeve is further arranged at the joint of the positioning needle and the die holder.

(III) advantageous effects

Compared with the prior art, the utility model discloses simple structure, easy dismounting in the course of working, can realize the quick replacement die, improves machining efficiency, practices thrift the processing cost. Meanwhile, the female die and the female die holder can be detachably connected, and when the female die is worn, only the female die needs to be replaced, so that the cost for replacing the die is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention in an exploded state;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic structural view of the female mold of the present invention;

in the drawing, 1-a die holder, 2-a locking pin, 3-a positioning pin fixing sleeve, 4-a positioning pin, 5-a female die, 6-a sleeve, 5-1-a right die groove, 5-2-a left die groove and 5-3-a positioning groove.

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.

Fig. 1 shows an embodiment of the present invention.

The heading die comprises a die holder 1 and a die 5, wherein the die 5 is detachably connected with the die holder 1, and a right die groove 5-1 and a left die groove 5-2 are respectively arranged in two ends of the die 5.

Preferably, one end of the die holder 1 is provided with a sleeve 6 matched with the die 5, and the die 5 is embedded in the sleeve 6.

As shown in fig. 1-2, the female die 5 is a cylinder and is inserted into a sleeve 6 matched with one end of the female die holder 1, and the sleeve 6 can initially position the female die 5 and lock the female die 5 in the female die holder 1. And the two ends of the female die 5 are respectively provided with female die grooves with the same size, one end of a product is sleeved into the female die groove for processing during processing, if the right female die groove 5-1 is worn, the female die 5 can be immediately detached, the positions of the right female die groove 5-1 and the left female die groove 5-2 are turned, and the processing of the product with the same size is continued. Meanwhile, the right die cavity 5-1 and the left die cavity 5-2 can be different in size, when products with two sizes are processed, die replacement can be completed by replacing the positions of the two ends of the female die 5 instead of replacing the whole female die, and therefore processing efficiency can be greatly improved, and the service life of the female die can be prolonged.

Preferably, the locking device further comprises a locking pin 2 used for locking the female die 5 in the die holder 1, and the locking pin 2 penetrates through the die holder 1 and is inserted into a corresponding positioning groove 5-3 arranged on the female die 5.

Preferably, the locking pin 2 is a bolt, a threaded hole matched with the bolt is formed in the die holder 1, and the bolt is screwed into the threaded hole and then inserted into a corresponding positioning groove 5-3 formed in the die 5.

Preferably, the positioning groove 5-3 is an annular groove.

Preferably, the number of the locking pins 2 is two, and the two locking pins are respectively inserted into the positioning grooves 5-3 through two symmetrical threaded holes arranged on the sleeve 6.

In the embodiment, a threaded hole is formed in a sleeve matched with the female die 5, the locking pin 2 is a bolt, the bolt penetrates through the threaded hole to be inserted into the corresponding positioning groove 5-3 of the female die 5, and the length of the bolt inserted into the positioning groove 5-3 can be adjusted to adjust the tightness of the bolt extruded to the groove 5. The two threaded holes are symmetrically arranged at the upper end and the lower end of the die holder 1, the two locking pins 2 are respectively inserted into the two threaded holes, the die 5 is locked in the die holder 1 to be prevented from being separated from the die holder 1, and meanwhile, the effect of fastening the die 5 is also achieved, so that the die 5 is prevented from rotating or deviating in the machining process. According to the size and the shape of the female die 5, the number and the positions of the locking pins 2 and the corresponding threaded holes can be flexibly increased or decreased.

In the embodiment shown in fig. 1, the positioning groove 5-3 is an annular groove on the female die 5, which facilitates installation and alignment. In addition, the positioning grooves 5-3 can also be arranged to be groove holes matched with the locking pins 2 in size, and the locking pins 2 are inserted into the groove holes in an aligning mode during installation, so that the fastening effect is enhanced.

Preferably, the die holder further comprises a positioning needle 4 which can be inserted into the die 5, and one end of the positioning needle 4 is connected with the die holder 1.

Preferably, a positioning needle fixing sleeve 3 is further arranged at the joint of the positioning needle 4 and the die holder 1.

The positioning needle 4 is additionally arranged, so that the alignment precision of a product and the female die 5 in the machining process can be better improved. In the embodiment, the positioning pin 4 penetrates through the center of the female die 5, one end of the positioning pin is connected with the female die holder 1, and the other end of the positioning pin is positioned in the right female die groove 5-1, so that the product can be prevented from being greatly deviated in the processing process, and the processing quality is improved. One end of the positioning needle 4 is connected to the inner side of the die holder 1 through the positioning needle fixing sleeve 3, so that the die holder is firmer and convenient to install.

Further, the right die cavity 5-1 and the left die cavity 5-2 are of concave curved surface structures.

The female die 5 in this embodiment is a female die for forming a front ball head of the high-pressure oil pipe, and the right female die cavity 5-1 and the left female die cavity 5-2 are the same and are both of ball head type concave curved surface structures.

In the embodiment, the die holder 1 can be directly locked on the equipment without being detached, and when the size of the female die 5 is out of tolerance and the die needs to be replaced, the locking bolt is unscrewed, the female die 5 is detached, and the female die 5 is turned around for use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A heading die is characterized in that: the die is characterized by comprising a die seat (1) and a die (5), wherein the die (5) is detachably connected with the die seat (1), and a right die groove (5-1) and a left die groove (5-2) are respectively arranged in two ends of the die (5).

2. The heading die of claim 1, wherein: one end of the die holder (1) is provided with a sleeve (6) matched with the die (5), and the die (5) is embedded into the sleeve (6).

3. The heading die of claim 2, wherein: the die is characterized by further comprising a locking pin (2) used for locking the female die (5) in the female die holder (1), wherein the locking pin (2) penetrates through the female die holder (1) and is inserted into a corresponding positioning groove (5-3) formed in the female die (5).

4. The heading die of claim 3, wherein: the locking pin (2) is a bolt, a threaded hole matched with the bolt is formed in the die holder (1), and the bolt is screwed into the threaded hole and then inserted into a corresponding positioning groove (5-3) formed in the die (5).

5. The heading die of claim 4, wherein: the positioning groove (5-3) is an annular groove.

6. The heading die of claim 5, wherein: the number of the locking pins (2) is two, and the two locking pins are respectively inserted into the positioning grooves (5-3) through two symmetrical threaded holes formed in the sleeve (6).

7. An heading die as claimed in any one of claims 1 to 6 wherein: the die is characterized by further comprising a positioning needle (4) capable of being inserted into the female die (5), wherein one end of the positioning needle (4) is connected with the female die holder (1).

8. The heading die of claim 7, wherein: and a positioning needle fixing sleeve (3) is further arranged at the joint of the positioning needle (4) and the die holder (1).

9. The heading die of claim 8, wherein: the right die groove (5-1) and the left die groove (5-2) are of concave curved surface structures.