CN210936727U - Local stretching die for heat shield - Google Patents
Local stretching die for heat shield Download PDFInfo
- Publication number
- CN210936727U CN210936727U CN201921632716.8U CN201921632716U CN210936727U CN 210936727 U CN210936727 U CN 210936727U CN 201921632716 U CN201921632716 U CN 201921632716U CN 210936727 U CN210936727 U CN 210936727U
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- die
- heat shield
- assembly
- plate
- upper die
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- 239000000463 material Substances 0.000 claims abstract description 20
- 238000009413 insulation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
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Abstract
The utility model discloses a heat shield local stretching die, which comprises an upper die assembly and a lower die assembly, wherein the upper die assembly and the lower die assembly are communicated through a guide device, and the upper die assembly comprises an upper die base and an upper die plate; the lower die assembly comprises a lower die base, a lower backing plate, a lower clamping plate, a lower die plate and a punch. The heat shield local stretching die can be used for carrying out one-time stretching forming on the local part of the heat shield, so that the processing efficiency of a finished product is improved; when the upper die assembly punches the lower die assembly, the inner guide column can play a role in guiding the stroke of the upper die plate, so that the size of the punched heat shield is more stable; after the heat shield is punched, the upper die assembly moves upwards, and meanwhile, the material returning spring can upwards eject the lower die plate for a certain distance, so that the heat shield can be conveniently ejected from the upper surface of the die.
Description
Technical Field
The utility model relates to a mould processing technology field especially relates to a separate local tensile mould of heat exchanger.
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 local stretching 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 separate local tensile mould of heat exchanger has solved the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model adopts the following technical scheme: a heat shield local stretching die comprises an upper die assembly and a lower die assembly, wherein the upper die assembly and the lower die assembly are communicated through a guide assembly;
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 base plate is fixedly arranged above the lower die base, a lower clamping plate is fixedly arranged above the lower base plate, a lower die plate is arranged above the lower clamping plate, a punch is arranged in the lower die plate and protrudes out of the lower die plate, the punch is matched with the cavity of the upper die plate, a punch clamping plate is arranged below the punch, the punch clamping plate is arranged in the lower die plate, and the punch clamping plate is arranged above the lower base plate.
Furthermore, the lower die assembly further comprises inner guide posts which are fixedly arranged at four right angles of the lower die plate, and guide holes into which the inner guide posts extend are correspondingly arranged in the upper die plate.
Furthermore, a plurality of material returning springs are further arranged in the lower die assembly, the material returning springs penetrate through the lower base plate and the lower clamping plate, the upper end faces of the material returning springs are in contact with the bottom face of the lower die plate, and the lower end faces of the material returning springs are in contact with the lower die base.
Further, the guide assembly comprises an upper guide sleeve, a lower guide sleeve and an outer guide post, the upper guide sleeve is fixed on the bottom surface of the upper die base, the lower guide sleeve is fixed on the lower die base, the upper guide sleeve and the lower guide sleeve are provided with through holes, and the outer guide post is arranged in the through holes.
Furthermore, the local stretching die for the heat shield further comprises a limiting assembly, the limiting assembly comprises an upper limiting column and a lower limiting column, the upper limiting column is fixedly arranged on the bottom surface of the upper die base, the lower limiting column is fixedly arranged on the top surface of the lower die base, and during die assembly, the bottom surface of the upper limiting column and the top surface of the lower limiting column abut against and limit.
Furthermore, U-shaped grooves are formed in the left side and the right side of the upper die base.
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 heat shield local stretching die can be used for carrying out one-time stretching forming on the local part of the heat shield, so that the processing efficiency of a finished product is improved; when the upper die assembly punches the lower die assembly, the inner guide column can play a role in guiding the stroke of the upper die plate, so that the size of the punched heat shield is more stable; after the heat shield is punched, the upper die assembly moves upwards, and meanwhile, the material returning spring can upwards eject the lower die plate for a certain distance, so that the heat shield can be conveniently ejected from the upper surface of the die.
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 heat shield prior to partial stretching.
FIG. 6 is a schematic view of the heat shield after partial stretching.
The reference numbers are as follows:
the device comprises an upper die assembly 1, an upper die base 11 and an upper die plate 12;
the device comprises a lower die assembly 2, a lower die base 21, a lower backing plate 22, a lower clamping plate 23, a lower die plate 24, a punch 25, a punch clamping plate 26, a material returning spring 27 and an inner guide column 28;
the limiting component 3, an upper limiting column 31 and a lower limiting column 32;
the guide component 4, the upper guide sleeve 41, the lower guide sleeve 42 and the outer guide column 43;
u type groove 5, fork truck board 6.
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 partial stretching 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 assembly;
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 further comprises inner guide posts 28, the inner guide posts 28 are fixedly arranged at four right angles of the lower die plate 24, and guide holes into which the inner guide posts 28 extend are correspondingly arranged in the upper die plate 12. When the upper die assembly punches the lower die assembly, the inner guide post can play a role in guiding the stroke of the upper die plate, so that the size of the punched heat shield is more stable.
A plurality of material returning springs 27 are further arranged in the lower die assembly 2, the material returning springs 27 penetrate through the lower backing plate 22 and the lower clamping plate 23, the upper end faces of the material returning springs 27 are in contact with the bottom face of the lower die plate 24, and the lower end faces of the material returning springs 27 are in contact with the lower die base 21. After the heat shield is punched, the upper die assembly moves upwards, and meanwhile, the material returning spring can upwards eject the lower die plate for a certain distance, so that the heat shield can be conveniently ejected from the upper surface of the die.
The guide assembly 4 comprises an upper guide sleeve 41, a lower guide sleeve 42 and an outer guide column 43, the upper guide sleeve 41 is fixed on the bottom surface of the upper die holder 11, the lower guide sleeve 42 is fixed on the lower die holder 21, the upper guide sleeve 41 and the lower guide sleeve 42 are provided with through holes, and the outer guide column 43 is arranged in the through holes. When the guide assembly is used for die assembly, the upper die assembly and the lower die assembly are accurately guided to perform stamping processing on the heat shield, and the precision and the stability of the heat shield after stamping forming can be guaranteed.
The heat shield local stretching die further comprises a limiting assembly 3, the limiting assembly 3 comprises an upper limiting column 31 and a lower limiting column 32, the upper limiting column 31 is fixedly arranged on the bottom surface of the upper die base 11, the lower limiting column 32 is fixedly arranged on the top surface of the lower die base 21, and during die assembly, the bottom surface of the upper limiting column 31 is abutted to the top surface of the lower limiting column 32 for limiting. When the limiting assembly is used for die assembly, the stroke of the upper die assembly can be effectively controlled, and the upper die assembly is prevented from being pressed downwards continuously after being formed by punching.
The left side and the right side of the upper die holder 11 are provided with U-shaped grooves 5. The U-shaped groove 5 is convenient for a machine tool to clamp and position the die.
The right angle of the lower die holder 21 is fixedly provided with at least two forklift plates 6, and the diagonal positions of the lower die holder 21 are respectively provided with one forklift plate 6. Fork truck board 6 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 6, 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 (7)
1. The utility model provides a stretch mould in heat exchanger part which characterized in that: the device comprises 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 assembly;
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 die component (2) include die holder (21), fixed lower bolster (22) that is equipped with in die holder (21) top, lower bolster (22) top is fixed and is equipped with lower plate (23), lower plate (23) top is equipped with lower bolster (24), be equipped with drift (25) in lower bolster (24), drift (25) protrusion in lower bolster (24), the cavity phase-match of drift (25) and cope match-plate pattern (12), drift (25) below is equipped with drift splint (26), in drift splint (23) are located in drift splint (26), lower bolster (22) top is located in drift splint (26).
2. The heat shield partial draw die of claim 1, wherein: the lower die assembly (2) further comprises inner guide columns (28), the inner guide columns (28) are fixedly arranged at four right angles of the lower die plate (24), and guide holes into which the inner guide columns (28) extend are correspondingly formed in the upper die plate (12).
3. The heat shield partial draw die of claim 1, wherein: still be equipped with a plurality of material returned springs (27) in lower mould subassembly (2), material returned spring (27) pass lower bolster (22) and lower plate (23), material returned spring (27) up end contacts with lower bolster (24) bottom surface, material returned spring (27) lower extreme face contacts with die holder (21).
4. The heat shield partial draw die of claim 1, wherein: the guide assembly (4) comprises an upper guide sleeve (41), a lower guide sleeve (42) and an outer guide column (43), the upper guide sleeve (41) is fixed on the bottom surface of the upper die base (11), the lower guide sleeve (42) is fixed on the lower die base (21), the upper guide sleeve (41) and the lower guide sleeve (42) are provided with through holes, and the outer guide column (43) is arranged in the through holes.
5. The heat shield partial draw die of claim 1, wherein: the local stretching die of the heat shield further comprises a limiting assembly (3), the limiting assembly (3) comprises an upper limiting column (31) and a lower limiting column (32), the upper limiting column (31) is fixedly arranged on the bottom surface of the upper die base (11), the lower limiting column (32) is fixedly arranged on the top surface of the lower die base (21), and during die assembly, the bottom surface of the upper limiting column (31) and the top surface of the lower limiting column (32) abut against and are limited.
6. The heat shield partial draw die of claim 1, wherein: the left side and the right side of the upper die base (11) are provided with U-shaped grooves (5).
7. The heat shield partial draw die of claim 1, wherein: the forklift is characterized in that forklift plates (6) are fixedly arranged at the right angle of the lower die holder (21), at least two forklift plates (6) are arranged, and one forklift plate (6) is arranged at the diagonal of the lower die holder (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921632716.8U CN210936727U (en) | 2019-09-28 | 2019-09-28 | Local stretching die for heat shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921632716.8U CN210936727U (en) | 2019-09-28 | 2019-09-28 | Local stretching die for heat shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210936727U true CN210936727U (en) | 2020-07-07 |
Family
ID=71390463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921632716.8U Expired - Fee Related CN210936727U (en) | 2019-09-28 | 2019-09-28 | Local stretching die for heat shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210936727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160685A (en) * | 2021-11-25 | 2022-03-11 | 上汽通用五菱汽车股份有限公司 | D post lower corner plate forming die structure |
-
2019
- 2019-09-28 CN CN201921632716.8U patent/CN210936727U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114160685A (en) * | 2021-11-25 | 2022-03-11 | 上汽通用五菱汽车股份有限公司 | D post lower corner plate forming die structure |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200707 |