CN213915759U

CN213915759U - Replaceable die shank

Info

Publication number: CN213915759U
Application number: CN202022874225.3U
Authority: CN
Inventors: 唐宗成
Original assignee: Chongqing Zhongkai Metal Products Coating Co ltd
Current assignee: Chongqing Zhongkai Metal Products Coating Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-08-10
Anticipated expiration: 2030-12-04

Abstract

The utility model relates to the technical field of punching dies, in particular to a replaceable die shank, which comprises an upper die base, wherein the top surface of the upper die base is provided with a groove at the central position, a thread groove is arranged at the central position in the groove, guide sleeves are respectively arranged below the upper die base and distributed at the left side and the right side of the upper die base, one end of each guide sleeve, which is far away from the upper die base, is provided with a guide pillar, and the thread groove is connected with the die shank in a threaded manner; this removable mould die shank, through the locating part that sets up respectively in die shank both sides, the cooperation of pegging graft is carried out with the perforation on the die shank to the inserted block on the accessible locating part, and through the retaining member that sets up on inserted block and die shank, the die shank is further fixed under the dual function of locating part and retaining member, and then when being convenient for change, can effectively strengthen its stability when using.

Description

Replaceable die shank

Technical Field

The utility model relates to a cut-out press technical field specifically is a removable mould die shank.

Background

The die handle is used for fixing the upper die base on a sliding block of the punch press for punching. When a sliding block on a press machine ascends, the die shank provides ascending power for the upper die base, in order to enable the die shank on the die to be convenient to replace, a screwing-in die shank is adopted, however, when the die shank is used, the loose condition is easy to occur at the joint of the die shank and the upper die base, and the use is further influenced, and therefore the replaceable die shank is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a removable mould die shank to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a removable mould die shank, includes the upper die base, the top surface of upper die base just is located the central point and puts and be equipped with the recess, set up the thread groove on putting at the central point in the recess, the below of upper die base just distributes and is equipped with the guide pin bushing respectively in its left and right sides, the one end that the upper die base was kept away from to the guide pin bushing is equipped with the guide pillar, threaded connection has the die shank on the thread groove, be equipped with two banding perforation on the position that just is close to the top on the die shank, the bottom integrated into one piece of die shank has the screw thread post, the bottom of die shank just distributes and is equipped with the locating part of the same specification respectively in its left and right sides, one side that the locating part is close to the die shank is equipped with banding inserted block, two still be equipped with the retaining member between the locating part.

Preferably, the top surface of the upper die base is provided with two positioning holes with the same aperture, wherein the positioning holes are distributed on the left side and the right side of the groove.

Preferably, a limiting hole is formed in the position, close to the bottom end, on the front side wall of the die handle, and the limiting hole penetrates through the inner space of the die handle and is communicated with the inner parts of the two through holes.

Preferably, an opening is formed in one side, close to the die shank, of the limiting part, and the width of the opening is the same as that of the inserting block.

Preferably, the insertion block is provided with a square through hole, and the aperture size of the through hole is the same as that of the limiting hole.

Preferably, the tail end of the locking piece is fixedly connected with a threaded rod.

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

this removable mould die shank, through the locating part that sets up respectively in die shank both sides, the cooperation of pegging graft is carried out with the perforation on the die shank to the inserted block on the accessible locating part, and through the retaining member that sets up on inserted block and die shank, the die shank is further fixed under the dual function of locating part and retaining member, and then when being convenient for change, can effectively strengthen its stability when using.

Drawings

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

FIG. 2 is a schematic structural view of the upper die holder of the present invention;

fig. 3 is a schematic structural view of the middle mold handle of the present invention.

The various reference numbers in the figures mean:

1. an upper die holder; 101. positioning holes; 11. a groove; 111. a thread groove; 12. a guide sleeve; 121. a guide post;

2. a die shank; 201. perforating; 202. a limiting hole; 21. a threaded post; 22. a limiting member; 220. an opening; 221. inserting a block; 2210. a through hole; 23. a locking member; 231. a threaded rod.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a removable mould die shank, including upper die base 1, the top surface of upper die base 1 just is located the central point and puts and be equipped with recess 11, the central point in the recess 11 puts and has seted up thread groove 111, the below of upper die base 1 just distributes and is equipped with guide pin bushing 12 respectively in its left and right sides, the one end that upper die base 1 was kept away from to guide pin bushing 12 is equipped with guide pillar 121, threaded connection has die shank 2 on the thread groove 111, be equipped with two banding perforation 201 on the position that just is close to the top on the die shank 2, the aperture size of perforation 201 is the same with the cross-section village size of inserted block 221, so that inserted block 221 passes perforation 201 and the opening 220 joint of die shank 2 opposite side, thereby prescribe a limit to the position of locating part 22, avoid the displacement. The bottom integrated into one piece of die shank 2 has screw thread post 21, and through the screw thread post 21 that sets up, the 111 threaded connection of thread groove on 2 accessible screw thread posts 21 of die shank and the upper die base 1 to make 2 fixed mounting of die shank on the upper die base 1, and through threaded connection's mode, can be convenient for dismantle 2 of die shank, thereby be convenient for change 2 of die shank, so that use. The bottom of die shank 2 and distribute and be equipped with the locating part 22 of the same specification respectively in its left and right sides, one side that locating part 22 is close to die shank 2 is equipped with banding inserted block 221, still be equipped with retaining member 23 between two locating parts 22, retaining member 23 is located the inside position of die shank 2 through spacing hole 202 and is the cuboid, setting through cuboid and square spacing hole 202, can prescribe a limit to retaining member 23, avoid in the use, retaining member 23 takes place rotatoryly, cause retaining member 22 and die shank 2 to be connected unstably, thereby the influence is used.

In this embodiment, the top surface of the upper die holder 1 and the two positioning holes 101 distributed on the left and right sides of the groove 11 are respectively provided with two positioning holes 101 with the same aperture, and through the positioning holes 101, after the two limiting members 22 are inserted and matched, the limiting members 22 can be fixedly mounted on the positioning holes 101 on the upper die holder 1 through screws, so as to further fix the limiting members 22, thereby avoiding displacement thereof and affecting the use of the die shank 2.

In addition, a position on the front side wall of the die shank 2 near the bottom end is provided with a limiting hole 202, the limiting hole 202 penetrates through the inner space of the die shank 2 and is communicated with the inner parts of the two through holes 201, and the locking member 23 can sequentially penetrate through the limiting hole 202 on the die shank 2 and the through holes 2210 on the two insert blocks 221 through the limiting hole 202 to be in threaded connection with the nut, so that the two limiting members 22 and the die shank 2 are reinforced.

Further, an opening 220 is formed in one side of the limiting member 22 close to the die shank 2, and the width of the opening 220 is the same as that of the insertion block 221, so that the insertion block 221 of the limiting member 22 passes through the through hole 201 to be in snap fit with the limiting member 22 on the other side of the die shank 2, and the position of the limiting member 22 is limited.

Specifically, the insertion block 221 is provided with a square through hole 2210, and the aperture size of the through hole 2210 is the same as the aperture size of the limiting hole 202, so that the locking member 23 can pass through the through hole 2210.

It should be noted that the end of the locking member 23 is fixedly connected with a threaded rod 231, and when the locking member 23 passes through the limiting holes 202 of the die shank 2 and the through holes 2210 of the two insert blocks 221 in sequence, the threaded rod 231 is screwed with the nut, so that the locking member 23 is fixed on the die shank 2.

When the replaceable die shank of the embodiment is used, firstly, the die shank 2 is in threaded connection with the threaded groove 111 on the upper die base 1 through the threaded post 21, so that the die shank 2 is fixedly installed on the upper die base 1, then, the insertion blocks 221 on the two limiting members 22 respectively pass through the through holes 201, and the insertion blocks 221 are in clamping fit with the openings 220, at this time, the two limiting members 22 are respectively and fixedly installed on the positioning holes 101 on the two sides of the groove 11 by using screws, then, the locking member 23 passes through the limiting holes 202, and the tail end of the locking member 23 is in threaded connection with the nut, so that the die shank 2 is further reinforced through the limiting members 22 and the locking member 23, and the use stability of the die shank 2 is improved; if need change the mould handle 2 when using, can carry out reverse operation according to above-mentioned operation, can dismantle the change, convenient and fast to mould handle 2.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a removable mould die shank, includes upper die base (1), the top surface of upper die base (1) just is located central point and puts and be equipped with recess (11), central point in recess (11) puts and has seted up thread groove (111), the below of upper die base (1) and distribute and be equipped with guide pin bushing (12) respectively in its left and right sides, the one end that upper die base (1) was kept away from in guide pin bushing (12) is equipped with guide pillar (121), threaded connection has die shank (2), its characterized in that on thread groove (111): be equipped with two banding perforation (201) on mould handle (2) and on being close to the position on top, the bottom integrated into one piece of mould handle (2) has screw thread post (21), the bottom of mould handle (2) and distribute and be equipped with locating part (22) of the same specification respectively in its left and right sides, one side that locating part (22) are close to mould handle (2) is equipped with banding inserted block (221), two still be equipped with retaining member (23) between locating part (22).

2. The replaceable mold shank of claim 1, wherein: the top surface of the upper die holder (1) is distributed on the left side and the right side of the groove (11) and is respectively provided with two positioning holes (101) with the same aperture.

3. The replaceable mold shank of claim 1, wherein: and a limiting hole (202) is formed in the position, close to the bottom end, on the front side wall of the die handle (2), and the limiting hole (202) penetrates through the inner space of the die handle (2) and is communicated with the insides of the two through holes (201).

4. The replaceable mold shank of claim 1, wherein: an opening (220) is formed in one side, close to the die handle (2), of the limiting piece (22), and the width size of the opening (220) is the same as that of the inserting block (221).

5. The replaceable mold shank of claim 3, wherein: the insert block (221) is provided with a square through hole (2210), and the aperture size of the through hole (2210) is the same as that of the limiting hole (202).

6. The replaceable mold shank of claim 3, wherein: the tail end of the locking piece (23) is fixedly connected with a threaded rod (231).