CN215144026U

CN215144026U - Anti-error die mechanism of red stamping die

Info

Publication number: CN215144026U
Application number: CN202120999145.2U
Authority: CN
Inventors: 俞晓明; 樊毅; 王建荣
Original assignee: Sanhua Jiangxi Automatic Control Components Co ltd
Current assignee: Sanhua Jiangxi Automatic Control Components Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-12-14
Anticipated expiration: 2031-05-11

Abstract

The utility model discloses a red punching die mistake proofing die mechanism in the field of red punching dies, which comprises a first cylinder body, wherein the inner cavity of the first cylinder body is fixedly connected with a die assembly cylinder body, the top of the die assembly cylinder body is fixedly connected with a limiting port, the bottom of the limiting port is fixedly connected with a filling port, the position of a positioning pin is increased in the die inner cavity of the existing red punching die, the upper direction and the lower direction and the left direction of the whole die are respectively limited after die assembly, the inconsistency of the excircle size of a blank caused by die mistake can be avoided, the rejection rate of the produced finished product die is reduced, the enterprise profit is improved, a high temperature resistant layer and a wear resistant layer are arranged at the inner side of the die of the existing red punching die, the red punching die has high strength and heat resistance, the working surface of the red punching die is not easy to fracture under the environment of high temperature and high pressure, the internal die is not easy to crack, the service life length of the die is prolonged, the quality of the finished product die is excellent, the efficiency is improved, the processing speed of the finished product is guaranteed.

Description

Anti-error die mechanism of red stamping die

Technical Field

The utility model relates to a red punching mould field specifically is a red punching mould mistake proofing mould mechanism.

Background

The red punching process is one of effective methods for improving the mechanical property of parts by changing a processing method, so that the red punching process has strong vitality and good development prospect as the forging process, and is an advanced professional process which is developed on the basis of recent precision forging and hot extrusion. With the advance of society and the development of science and technology, the mechanical industry puts forward new mechanical strength requirements on mechanical parts.

The left and right directions of the existing red punching die are not limited, the left and right directions of the die are easy to misplace after die assembly, the excircle size of a blank is inconsistent, the rejection rate of produced finished dies is increased, the profit of enterprises is influenced, and the surface of the existing red punching die is easy to crack, the inner die is easy to crack and the processing speed of finished products is influenced when the existing red punching die works at high temperature and high pressure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a red punching mould mistake proofing mould mechanism 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 red punching die mistake proofing mould mechanism, includes first cylinder, the inner chamber fixedly connected with compound die cylinder of first cylinder, the spacing mouth of top fixedly connected with of compound die cylinder, the bottom fixedly connected with sprue of spacing mouth, the horizontal mould recess of bottom fixedly connected with of sprue, the bottom fixedly connected with mould recess of horizontal mould recess, the fixed surface of mould recess is connected with the mould sand grip, the surface at compound die cylinder top is fixedly connected with first top locating pin spacing and second top locating pin spacing respectively, the spacing surface of first top locating pin spacing and second top locating pin spacing respectively with the inner chamber contact of first top recess, second top spacing recess, the surface at compound die cylinder middle part is fixedly connected with first locating pin spacing and second locating pin spacing respectively, the spacing surface of first locating pin spacing and second locating pin spacing respectively with first locating groove, The inner cavity of the second limiting groove is in contact with the inner cavity of the first bottom locating pin, the surface of the bottom of the die assembly cylinder is fixedly connected with the first bottom locating pin in a limiting and fixed mode, the surface of the bottom of the die assembly cylinder is in contact with the inner cavity of the first bottom limiting groove, the surface of the bottom of the die assembly cylinder is provided with the second bottom locating pin limiting groove, the inner side of the first cylinder is fixedly connected with the wear-resistant layer, and the inner side of the wear-resistant layer is fixedly connected with the high-temperature-resistant layer.

As a further aspect of the present invention: the inner side of the first column body is fixedly connected with the wear-resistant layer, and the wear-resistant layer is fixedly connected with the high-temperature-resistant layer.

As a further aspect of the present invention: the bottom of the first positioning pin limit is fixedly connected with the surface of the middle part of the die assembly cylinder, and the second positioning pin limit is fixedly connected with the surface of the middle part of the die assembly cylinder.

As a further aspect of the present invention: the bottom of the first top positioning pin is fixedly connected with the surface of the top of the die assembly cylinder, and the bottom of the second top positioning pin is fixedly connected with the surface of the top of the die assembly cylinder.

As a further aspect of the present invention: the bottom of the first bottom positioning pin limit is fixedly connected with the surface of the bottom of the die assembly cylinder, and the surface of the first bottom positioning pin limit is movably connected with the inner cavity of the first bottom positioning pin limit groove.

As a further aspect of the present invention: the injection port is fixedly connected with the limiting port, and the bottom of the injection port is fixedly connected with the die groove.

As a further aspect of the present invention: the first cylinder is fixedly connected with the die assembly cylinder, and a die groove is formed in the inner cavity of the die assembly cylinder.

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

the utility model discloses in, it is spacing to increase the locating pin through the mould inner chamber at current red punching die utensil, the whole mould of paying behind the compound die is from top to bottom, the left and right sides direction all has spacingly, can avoid the blank excircle size inconsistent because of the staggered die arouses, the finished product mould rejection rate that makes produce descends, the profit of enterprise is improved, and set up high temperature resistant layer and wearing layer in current red punching die's mould inboard, both have high strength and heat resistance, make red punching die utensil operation surface difficult fracture under the highly compressed environment of high temperature, the difficult fracture of inside mould, the life length of extension mould, make finished product mould high quality, the efficiency improves, guarantee finished product process velocity.

Drawings

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

FIG. 2 is a schematic structural view of a middle high temperature resistant layer of the present invention;

fig. 3 is a schematic structural diagram of the post-mold-closing state in the drawing of the present invention.

In the figure: 1. a first column; 2. a mold closing cylinder; 3. a limiting port; 4. a material injection port; 5. a transverse mould groove; 6. limiting by a first positioning pin; 7. limiting by a second positioning pin; 8. a mold recess; 9. a mould convex strip; 10. a first positioning groove; 11. a second limit groove; 12. a high temperature resistant layer; 13. a wear layer; 14. a first top groove; 15. limiting by a first bottom positioning pin; 16. limiting by a first top positioning pin; 17. limiting by a second top positioning pin; 18. a second top limiting groove; 19. a second bottom positioning pin limiting groove; 20. first bottom limit 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.

Referring to fig. 1-3, in the embodiment of the present invention, a red punching die anti-mismatching mechanism comprises a first cylinder 1, a die assembly cylinder 2 is fixedly connected to an inner cavity of the first cylinder 1, a limiting port 3 is fixedly connected to a top of the die assembly cylinder 2, a feeding port 4 is fixedly connected to a bottom of the limiting port 3, a transverse die groove 5 is fixedly connected to a bottom of the feeding port 4, a die groove 8 is fixedly connected to a bottom of the transverse die groove 5, a die raised strip 9 is fixedly connected to a surface of the die groove 8, a first top positioning pin limiting 6 and a second top positioning pin limiting 17 are respectively fixedly connected to a surface of a top of the die assembly cylinder 2, surfaces of the first top positioning pin limiting 6 and the second top positioning pin limiting 17 are respectively contacted with inner cavities of the first top groove 14 and the second top limiting groove 18, a first positioning pin limiting 16 and a second positioning pin limiting 7 are respectively fixedly connected to a surface of a middle portion of the die assembly cylinder 2, the surface of the spacing 16 of first locating pin and the spacing 7 of second locating pin respectively with first positioning groove 10, the inner chamber contact of the spacing recess 11 of second, the spacing 15 fixed connection of the first bottom locating pin of fixed surface connection in compound die cylinder 2 bottom, the surface of the spacing 15 of first bottom locating pin and the inner chamber contact of the spacing recess 20 of first bottom, the spacing recess 19 of second bottom locating pin has been seted up on the surface of compound die cylinder 2 bottom, the inboard fixedly connected with wearing layer 13 of first cylinder 1, the inboard fixedly connected with high temperature resistant layer 12 of wearing layer 13.

Wherein, the inner side of the first cylinder 1 is fixedly connected with a wear-resistant layer 13, and the wear-resistant layer 13 is fixedly connected with a high-temperature resistant layer 12, when in use, the red punching die is convenient to have high strength and heat resistance, the working surface of the red punching die is not easy to break under high temperature and high pressure, the inner die is not easy to crack, the bottom of a first positioning pin limit 6 is fixedly connected with the surface of the middle part of the matched die cylinder 2, and a second positioning pin limit 7 is fixedly connected with the surface of the middle part of the matched die cylinder 2, when in use, the left and right direction of the matched die is convenient to have a limit function, the bottom of a first top positioning pin limit 16 is fixedly connected with the surface of the top of the matched die cylinder 2, the bottom of a second top positioning pin limit 17 is fixedly connected with the surface of the top of the matched die cylinder 2, when in use, the top direction of the matched die is convenient to have a limit function, the bottom of the first bottom positioning pin limit 15 is fixedly connected with the surface of the bottom of the matched die cylinder 2, and the surface of the first bottom positioning pin limiting 15 is movably connected with the inner cavity of the first second bottom positioning pin limiting groove 19, the bottom direction of the whole pair of dies after die assembly is convenient to carry out in use has a limiting function, the injection port 4 is fixedly connected with the limiting port 3, the bottom of the injection port 4 is fixedly connected with the die groove 8, the injection material is convenient to carry out die assembly in use and is not easy to overflow, the first cylinder 1 is fixedly connected with the die assembly cylinder 2, the die groove 8 is formed in the inner cavity of the die assembly cylinder 2, the finished product die is convenient to have good quality in use, the efficiency is improved, and the finished product processing speed is guaranteed.

The utility model discloses a theory of operation is: when the die assembly cylinder 2 is used, six positioning pins are fixed on one half of the die assembly cylinder 2, the other half of the die is provided with six pin holes corresponding to the positioning pins, the die assembly cylinder 2 is matched through the pin holes after die assembly, the upper part and the lower part and the left part and the right part of the die assembly cylinder 2 are limited, the problem that the excircle sizes of blanks are inconsistent due to die staggering can be avoided during red punching, the rejection rate of produced finished product dies is reduced, the enterprise profits are improved, after die assembly, raw materials can be injected into the inner cavity of the die groove 8 through the injection port 4 at the top of the die assembly cylinder 2, the high-temperature resistant layer 12 and the wear-resistant layer 13 are arranged on the inner side of the existing first cylinder 1, high strength and heat resistance are achieved, the operating surface of the red punching die is not prone to fracture in a high-temperature and high-pressure environment, the inner die is not prone to fracture, the service life length of the die is prolonged, the quality of the finished product dies is good, the efficiency is improved, and the processing speed of finished products is guaranteed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a red mould mistake proofing mould mechanism of punching mould, includes first cylinder (1), its characterized in that: the inner chamber fixedly connected with compound die cylinder (2) of first cylinder (1), the spacing mouth of top fixedly connected with (3) of compound die cylinder (2), bottom fixedly connected with sprue (4) of spacing mouth (3), horizontal mould recess (5) of bottom fixedly connected with of sprue (4), the bottom fixedly connected with mould recess (8) of horizontal mould recess (5), the fixed surface of mould recess (8) is connected with mould sand grip (9), the surface difference fixedly connected with first top locating pin is spacing (6) and second top locating pin is spacing (17) at compound die cylinder (2) top, the surface difference fixedly connected with first top locating pin is spacing (6) and second top locating pin is spacing (17), the surface difference fixedly connected with first locating pin is spacing (16) and second locating pin is spacing (16) and the inner chamber contact of first top recess (14), second top limiting recess (18) respectively at the compound die cylinder (2) middle part, the surface difference fixedly connected with first locating pin is spacing (16) and second locating pin is spacing (17) at the compound die cylinder (2) middle part The die comprises a pin limiting part (7), the surfaces of a first positioning pin limiting part (16) and a second positioning pin limiting part (7) are respectively contacted with the inner cavities of a first positioning groove (10) and a second positioning groove (11), the surface of the bottom of the die assembly cylinder body (2) is fixedly connected with a first bottom positioning pin limiting part (15) and is fixedly connected with the inner cavity of a first bottom positioning pin limiting groove (20), the surface of the bottom of the die assembly cylinder body (2) is provided with a second bottom positioning pin limiting groove (19), the inner side of the first cylinder body (1) is fixedly connected with a wear-resistant layer (13), and the inner side of the wear-resistant layer (13) is fixedly connected with a high-temperature resistant layer (12).

2. The die mistake proofing mechanism of the red punching die according to claim 1, characterized in that: the inner side of the first column body (1) is fixedly connected with the wear-resistant layer (13), and the wear-resistant layer (13) is fixedly connected with the high-temperature-resistant layer (12).

3. The die mistake proofing mechanism of the red punching die according to claim 1, characterized in that: the bottom of the first positioning pin limit (6) is fixedly connected with the surface of the middle part of the die assembly cylinder (2), and the second positioning pin limit (7) is fixedly connected with the surface of the middle part of the die assembly cylinder (2).

4. The die mistake proofing mechanism of the red punching die according to claim 1, characterized in that: the bottom of the first top positioning pin limit (16) is fixedly connected with the surface of the top of the die assembly cylinder (2), and the bottom of the second top positioning pin limit (17) is fixedly connected with the surface of the top of the die assembly cylinder (2).

5. The die mistake proofing mechanism of the red punching die according to claim 1, characterized in that: the bottom of the first bottom positioning pin limiting groove (15) is fixedly connected with the surface of the bottom of the die assembly cylinder (2), and the surface of the first bottom positioning pin limiting groove (15) is movably connected with the inner cavity of the first bottom positioning pin limiting groove (19).

6. The die mistake proofing mechanism of the red punching die according to claim 1, characterized in that: the injection port (4) is fixedly connected with the limiting port (3), and the bottom of the injection port (4) is fixedly connected with the mold groove (8).

7. The die mistake proofing mechanism of the red punching die according to claim 1, characterized in that: the first cylinder (1) is fixedly connected with the die assembly cylinder (2), and a die groove (8) is formed in the inner cavity of the die assembly cylinder (2).