CN210754689U

CN210754689U - Thermal shield stretching die

Info

Publication number: CN210754689U
Application number: CN201921632718.7U
Authority: CN
Inventors: 马中健; 郑康; 沈俊卿
Original assignee: Pinghu Aichiwei Auto Parts Co Ltd
Current assignee: Pinghu Aichiwei Auto Parts Co Ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-06-16
Anticipated expiration: 2029-09-28

Abstract

The utility model discloses a tensile mould of heat exchanger, including last mould subassembly and lower mould subassembly, go up mould subassembly and lower mould subassembly and pass through the guider intercommunication, go up the mould subassembly and include upper die base and cope match-plate pattern, lower mould subassembly includes die holder, lower bolster and drift. The utility model combines the specific shape characteristics of the heat shield to manufacture a concave cavity and a punch matched with the shape of the heat shield, thereby realizing one-time stamping forming; the lower die assembly is provided with a guide post which can guide the upper die assembly to punch the lower die assembly; a top post is fixedly disposed in the lower die assembly to facilitate removal of the heat shield from the die after the stamping is completed.

Description

Thermal shield stretching die

Technical Field

The utility model relates to a mould processing technology field especially relates to a tensile mould of heat exchanger that separates.

Background

The stamping die is a special technological equipment for processing materials into parts or semi-finished products in cold stamping processing, and is called as a cold stamping die and commonly called as a cold stamping die. Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part. Stamping dies are widely available in many forms, and can be classified into a blanking die, a bending die, a drawing die, a forming die, a riveting die, and the like according to the process properties. The forming die is a die which directly copies and forms a blank or a semi-finished workpiece according to the shapes of a convex die and a concave die of a figure, and the material per se only generates local plastic deformation; such as an expanding die, a necking die, a flaring die, a relief forming die, a flanging die, a sizing die and the like, which is widely used in stamping dies. In the existing heat shield stamping die, due to the complex structure of the heat shield, when the heat shield is stretched and stamped, multiple times of stamping are needed, and one-time stamping forming cannot be carried out.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tensile mould of heat exchanger has solved the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model adopts the following technical scheme: a heat shield stretching die comprises an upper die assembly and a lower die assembly, wherein the upper die assembly is communicated with the lower die assembly through a guide device;

the upper die assembly comprises an upper die base, an upper die plate is fixedly arranged below the upper die base, and a concave cavity for accommodating the heat insulation cover is arranged in the upper die plate;

the lower die assembly comprises a lower die base, a lower backing plate is fixedly arranged on the lower die base, a lower die plate is arranged above the lower backing plate, a through hole is formed in the lower die plate, a punch is arranged in the through hole and fixedly arranged above the lower backing plate, the punch protrudes out of the lower die plate, and the punch is matched with the cavity of the upper die plate.

Furthermore, the guiding device is a guiding column, the guiding column is fixedly arranged on the lower template, four right-angle positions of the lower template are respectively provided with one guiding column, and a guiding hole for the guiding column to extend into is arranged in the upper template.

Furthermore, a plurality of coaxial through holes are formed in the lower die base and the lower backing plate, ejection columns are arranged in the through holes, and the ejection columns are fixedly arranged on the lower bottom surface of the lower die plate.

Furthermore, the number of the through holes and the number of the top pillars are 6, wherein the number of the through holes is 1 on the left side and the right side, and the number of the through holes is 2 on the front side and the rear side.

Furthermore, the right angle of the lower die holder is fixedly provided with at least two forklift plates, and the diagonal positions of the lower die holder are respectively provided with one forklift plate.

The utility model discloses the beneficial effect who has does: the utility model combines the specific shape characteristics of the heat shield to manufacture a concave cavity and a punch matched with the shape of the heat shield, thereby realizing one-time stamping forming; the lower die assembly is provided with a guide post which can guide the upper die assembly to punch the lower die assembly; a top post is fixedly disposed in the lower die assembly to facilitate removal of the heat shield from the die after the stamping is completed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic structural view of the upper die assembly of the present invention.

Fig. 4 is a schematic structural view of the lower die assembly of the present invention.

Fig. 5 is a schematic view of the structure of the workpiece before stamping.

FIG. 6 is a schematic view of the structure of the heat shield after stamping.

The reference numbers are as follows:

the device comprises an upper die assembly 1, an upper die base 11, an upper die plate 12 and a guide hole 13;

the lower die assembly 2, a lower die holder 21, a lower backing plate 22, a lower die plate 23, a punch 24, a guide column 25, a top column 26 and a forklift plate 27.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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 "upper", "lower", "front", "rear", "left", "right", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 6, the heat shield drawing die comprises an upper die assembly 1 and a lower die assembly 2, wherein the upper die assembly 1 and the lower die assembly 2 are communicated through a guide device;

the upper die assembly 1 comprises an upper die holder 11, an upper die plate 12 is fixedly arranged below the upper die holder 11, and a cavity for accommodating a heat insulation cover is arranged in the upper die plate 12;

the lower die assembly 2 comprises a lower die base 21, a lower backing plate 22 is fixedly arranged on the lower die base 21, a lower die plate 23 is arranged above the lower backing plate 22, a through hole is formed in the lower die plate 23, a punch 24 is arranged in the through hole, the punch 24 is fixedly arranged above the lower backing plate 22, the punch 24 protrudes out of the lower die plate 23, and the punch 24 is matched with the cavity of the upper die plate 12. The utility model discloses combine to separate the tensile mould of heat exchanger and made and separate heat exchanger shape assorted cavity and drift with the concrete shape characteristic of heat exchanger, can realize once stamping forming.

The guide device is a guide post 25, the guide post 25 is fixedly arranged on the lower template 23, four right angles of the lower template 23 are respectively provided with one guide post 25, and the upper template 12 is internally provided with a guide hole 13 for the guide post 25 to extend into. The lower die assembly is provided with the guide post which can guide the upper die assembly to punch the lower die assembly.

Coaxial through holes are formed in the lower die holder 21 and the lower backing plate 22, a top column 26 is arranged in each through hole, and the top column 26 is fixedly arranged on the lower bottom surface of the lower die plate 23. The number of the through holes and the top columns 26 is 6, wherein the number of the through holes and the number of the top columns are 1 on the left side and the right side respectively, and the number of the through holes and the number of the top columns are 2 on the front side and the rear side respectively. A top post is fixedly disposed in the lower die assembly to facilitate removal of the heat shield from the die after the stamping is completed.

The right angle of the lower die holder 21 is fixedly provided with at least two forklift plates 27, and the diagonal positions of the lower die holder 21 are respectively provided with one forklift plate 27. Fork truck board 27 makes things convenient for fork truck to carry this mould, and during the use, two forks of fork truck stretch into the below of fork truck board 27, can carry this mould other places.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The heat shield stretching die is characterized by comprising an upper die assembly (1) and a lower die assembly (2), wherein the upper die assembly (1) is communicated with the lower die assembly (2) through a guide device;

the upper die assembly (1) comprises an upper die holder (11), an upper die plate (12) is fixedly arranged below the upper die holder (11), and a cavity for accommodating the heat insulation cover is formed in the upper die plate (12);

lower mould subassembly (2) includes die holder (21), fixed lower bolster (22) that is equipped with on die holder (21), lower bolster (22) top is equipped with lower bolster (23), be equipped with the through-hole in lower bolster (23), be equipped with drift (24) in the through-hole, drift (24) are fixed to be located lower bolster (22) top, drift (24) protrusion in lower bolster (23), the cavity phase-match of drift (24) and cope match-plate pattern (12).

2. A heat shield drawing die as defined in claim 1, wherein: the guide device is a guide post (25), the guide post (25) is fixedly arranged on the lower template (23), four right-angle positions of the lower template (23) are respectively provided with one guide post (25), and a guide hole (13) for the guide post (25) to stretch into is arranged in the upper template (12).

3. A heat shield drawing die as defined in claim 1, wherein: a plurality of coaxial through holes are formed in the lower die holder (21) and the lower backing plate (22), ejection columns (26) are arranged in the through holes, and the ejection columns (26) are fixedly arranged on the lower bottom surface of the lower die plate (23).

4. A heat shield drawing die as defined in claim 3, wherein: the number of the through holes and the number of the top columns (26) are 6, wherein the number of the through holes is 1 on the left side and the right side respectively, and the number of the through holes is 2 on the front side and the rear side respectively.

5. A heat shield drawing die as defined in claim 1, wherein: the forklift is characterized in that forklift plates (27) are fixedly arranged at the right angle of the lower die holder (21), at least two forklift plates (27) are arranged, and one forklift plate (27) is arranged at the diagonal of the lower die holder (21).