CN210547756U - Multi-curved-surface die structure for one-step forging molding of automobile hub ribs - Google Patents
Multi-curved-surface die structure for one-step forging molding of automobile hub ribs Download PDFInfo
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- CN210547756U CN210547756U CN201920653542.7U CN201920653542U CN210547756U CN 210547756 U CN210547756 U CN 210547756U CN 201920653542 U CN201920653542 U CN 201920653542U CN 210547756 U CN210547756 U CN 210547756U
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Abstract
The utility model provides an automobile wheel hub rib one shot forming's many curved surfaces mould structure belongs to automobile wheel hub and makes technical field. The multi-curved-surface spoke molding die sequentially comprises a multi-curved-surface spoke insert, a double-layer module and a rim molding block, wherein a spoke molding cavity is positioned between the multi-curved-surface spoke insert and the double-layer module, a circular protruding block is arranged at the top of the multi-curved-surface spoke insert, the multi-curved-surface spoke insert and the double-layer module are close to each other to form the spoke molding cavity during die assembly, an annular block is arranged on the double-layer module, an annular groove matched with the annular block is formed in the rim molding block, and when the die assembly is carried out, the annular block moves towards the direction. The utility model discloses but one shot forming wheel hub, spoke and rib are modelled, can accomplish many curved surface wheel hub and model.
Description
Technical Field
The utility model belongs to the technical field of automobile wheel hub makes, a fashioned many curved surface mould structure of automobile wheel hub rib one-step forging is related to.
Background
The prior art has the technical defects that the weight is heavy, the density is uneven, the compression and torsion resistance is weak, the existing technology can not directly forge the rib shape of the hub, the whole rib position needs to be filled with materials, and the method has more working procedures and is difficult to finish the multi-curved-surface hub shape.
In order to overcome the defects of the prior art, people continuously explore and propose various solutions, for example, a wheel hub die is disclosed in the chinese patent application No.: 201420282538.1], the die comprises an upper die, a middle die and a lower die, wherein the middle die is of an annular structure, the upper die is embedded in the upper end of the middle die, the lower die is embedded in the lower end of the middle die, a cushion die is arranged between the upper die and the lower die, and the cushion die is positioned in the annular structure of the middle die. The beneficial effects are as follows: the space in the die is compressed before die casting, so that the space in the die is reduced to the maximum extent, and the air quantity in the die is reduced. Meanwhile, the size of the die can be reduced, and the die is convenient to store and carry. However, the scheme still cannot mold the hub, the spoke and the rib at one time, and cannot enable the hub to have a multi-curved surface shape.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above problem, a fashioned many curved surfaces mould structure of automobile wheel hub rib one-time forging is provided.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides an automobile wheel hub rib one shot forming's many curved surface die structure, includes many curved surface spoke inserts, double-deck module and rim shaping piece in proper order, spoke shaping chamber is located between many curved surface spoke inserts and the double-deck module, many curved surface spoke insert the top be equipped with the circular protruding piece, during the compound die, many curved surface spoke inserts and double-deck module are close to each other and form spoke shaping chamber, double-deck module on be equipped with the annular piece, rim shaping piece in be equipped with the annular groove that matches suitable with the annular piece, when the compound die, the annular piece is to the direction removal that is close to in the annular groove.
In the multi-curved-surface die structure for one-step forging forming of the automobile hub ribs, the bottom of the double-layer module is provided with a circular groove matched with the circular protruding block.
In the multi-curved-surface die structure for one-step forging forming of the ribs of the automobile hub, the multi-curved-surface spoke insert is provided with a plurality of spoke forming convex blocks radially arranged along the central point of the multi-curved-surface spoke insert, and the spoke forming convex blocks are provided with arc curved surfaces.
In the multi-curved-surface die structure for one-step forging forming of the automobile hub ribs, the bottom of the double-layer module is provided with the arc-shaped protruding surface, and the arc-shaped protruding surface is matched with the arc-shaped curved surface in shape.
In the multi-curved-surface die structure for one-step forging forming of the automobile hub ribs, a cavity is formed between every two adjacent spoke forming convex blocks.
In the multi-curved-surface die structure for one-step forging forming of the automobile hub ribs, the multi-curved-surface spoke insert block is internally provided with an annular groove, and the annular groove is communicated with the cavity.
In the multi-curved-surface die structure for one-step forging forming of the automobile hub ribs, the double-layer module is provided with the boss, and the arc-shaped groove is formed between the boss and the annular block.
In the multi-curved-surface die structure for one-step forging forming of the automobile hub ribs, the rim forming block is provided with the circular pressing block, and the circular pressing block is matched with the arc-shaped groove.
In the multi-curved-surface die structure for one-step forging forming of the automobile hub ribs, the circular pressing block is internally provided with the extrusion cavity, and the extrusion cavity is matched with the boss in shape.
In the multi-curved-surface die structure for one-step forging forming of the automobile hub ribs, the diameter of the double-layer module is smaller than that of the rim forming block, and the diameter of the multi-curved-surface spoke insert is the same as that of the rim forming block.
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses but one shot forming wheel hub, spoke and rib are modelled, can accomplish many curved surface wheel hub and model.
2. The utility model discloses need not to mill the process to the wheel hub that forges the completion, reduce and mill process time, improved production efficiency.
3. The utility model provides the high utilization ratio of raw and other materials has practiced thrift the cost.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is an exploded schematic view of the present invention.
FIG. 2 is a schematic structural view of a multi-curved surface spoke insert.
Fig. 3 is a schematic structural view of a rim molding block.
Fig. 4 is a schematic structural diagram of a two-layer module.
Figure 5 is another schematic view of the orientation of the bilayer module.
In the figure: the multi-curved-surface spoke insert comprises a multi-curved-surface spoke insert 1, a double-layer module 2, a rim forming block 3, a spoke forming cavity 4, a circular protruding block 5, an annular block 6, an annular groove 7, a circular groove 8, a spoke forming protruding block 9, an arc-shaped curved surface 10, an arc-shaped protruding surface 11, a cavity 12, an annular groove 13, a boss 14, an arc-shaped groove 15, a circular pressing block 16 and an extrusion cavity 17.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and 3, a multi-curved surface die structure for one-step forging forming of an automobile hub rib sequentially comprises a multi-curved surface spoke insert 1, a double-layer module 2 and a rim forming block 3, wherein a spoke forming cavity 4 is arranged between the multi-curved surface spoke insert 1 and the double-layer module 2, a circular protruding block 5 is arranged at the top of the multi-curved surface spoke insert 1, during die assembly, the multi-curved surface spoke insert 1 and the double-layer module 2 are close to each other to form the spoke forming cavity 4, the double-layer module 2 is provided with an annular block 6, an annular groove 7 matched with the annular block 6 is arranged in the rim forming block 3, and during die assembly, the annular block 6 moves towards the direction close to the annular groove 7.
In the embodiment, when the die is closed, the multi-curved-surface spoke insert 1, the double-layer module 2 and the rim forming block 3 are close to each other, the spoke forming cavity 4 is formed between the multi-curved-surface spoke insert 1 and the double-layer module 2, the annular block 6 is close to the annular groove 7, and the rim is formed in the annular groove 7.
Referring to fig. 1 and 5, the bottom of the double-layer module 2 is provided with a circular groove 8 matched with the circular protruding block 5, the circular protruding block 5 and the circular groove 8 are matched in shape to facilitate the construction of the hub, and the curved surface of the circular protruding block 5 is smooth and semicircular.
Referring to fig. 2, the multi-curved surface spoke insert 1 is provided with a plurality of spoke forming protrusions 9 radially arranged along the central point of the multi-curved surface spoke insert 1, and the spoke forming protrusions 9 are provided with arc-shaped curved surfaces 10.
In this embodiment, the curved surface 10 is formed by connecting a plurality of smooth curved surfaces, the curved surfaces change from large to small from the outer radial axis, the shape of the curved surface 10 is the same as the shape of the multi-curved surface to be forged, the spoke forming bump 9 is matched with the double-layer module 2 to form the hub spoke at one time, and the curved surface 10 enables the hub spoke to be multi-curved.
Referring to fig. 4, the bottom of the double-layer module 2 is provided with an arc-shaped protrusion surface 11, and the arc-shaped protrusion surface 11 is matched with the arc-shaped curved surface 10 in shape.
In this embodiment, the arc-shaped protrusion surface 11 is annular, and the shape of the arc-shaped protrusion surface 11 is matched with that of each arc-shaped curved surface 10, so that the hub spoke can be ensured to be of a required multi-curved surface type.
Referring to fig. 2, a cavity 12 is formed between two adjacent spoke forming bumps 9, and the cavity 12 is strip-shaped and conforms to the shape of a hub rib.
An annular groove 13 is arranged in the multi-curved surface spoke insert 1, and the annular groove 13 is communicated with the cavity 12.
In the embodiment, the annular groove 13 is circular, the diameter of the annular groove is slightly larger than that of the circular protruding block 5, when the die is closed, the cavity 12 and the annular groove 13 are in a sealed state, and a hub rib molding can be constructed in the cavity 12.
As shown in fig. 4, the double-layer module 2 is provided with a boss 14, an arc-shaped groove 15 is arranged between the boss 14 and the annular block 6, the curved surface of the arc-shaped groove 15 is smooth, and the top of the boss 14 is flat.
As shown in fig. 2 and 5, a circular pressing block 16 is disposed on the rim forming block 3, and the circular pressing block 16 is matched with the arc-shaped groove 15.
In this embodiment, during the compound die, circular briquetting 16 moves to the direction of being close to one side of arc recess 15 and can carry out the butt cooperation, and circular briquetting 16 agrees with completely with the shape of arc recess 15, and the contact surface is smooth curved surface.
Referring to fig. 3 and 4, a pressing cavity 17 is formed in the circular pressing block 16, and the pressing cavity 17 is matched with the boss 14 in shape.
In this embodiment, during mold closing, the boss 14 enters the extrusion cavity 17 to extrude the heated and softened material, so that each cavity is filled with the material, and the bottom of the extrusion cavity 17 is flat and matched with the flat part at the top of the boss 14.
Referring to fig. 1, the diameter of the double-layer module 2 is smaller than that of the rim forming block 3, and the diameter of the multi-curved-surface spoke insert 1 is the same as that of the rim forming block 3.
In this embodiment, the multi-curved-surface spoke insert 1, the double-layer module 2 and the rim forming block 3 are all circular, and the contact surfaces are all matched, so that in the die assembly process, the multi-curved-surface spoke insert 1 and the rim forming block 3 extrude and wrap the double-layer module 2, and the one-step forming process of the wheel hub is performed.
The utility model discloses a theory of operation is:
before forging, the heated and softened raw materials are placed on the two sides of the top and the bottom of the double-layer module 2, when die assembly is carried out, the multi-curved surface spoke insert 1 and the rim forming block 3 are extruded towards one side close to the double-layer module 2, the annular block 6 is extruded towards the annular groove 7, the rim is formed in the annular groove 7, the cavity 12 and the annular groove 13 are in a sealed state, the cavity 12 can be built to complete the hub rib molding, the spoke forming convex block 9 is matched with the double-layer module 2 to mold the hub spoke at one time, the arc-shaped curved surface 10 can make the hub spoke be a curved surface, the arc-shaped convex surface 11 is matched with the arc-shaped curved surface 10 in shape, the hub spoke can be ensured to be of a required multi-curved surface type, the boss 14 enters the extrusion cavity 17 to extrude the heated and softened material, so that the material is filled in each cavity, seamless extrusion is completed, and the molding of a multi-curved surface hub, the spoke and the hub rib formed by one-step forging is completed.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the spirit of the invention.
Although the terms multi-curved spoke insert 1, the double layer module 2, the rim forming block 3, the spoke forming cavity 4, the circular protruding block 5, the annular block 6, the annular groove 7, the circular groove 8, the spoke forming protrusion 9, the arc-shaped curved surface 10, the arc-shaped protruding surface 11, the cavity 12, the annular groove 13, the boss 14, the arc-shaped groove 15, the circular pressing block 16, the pressing cavity 17, and the like are used more frequently herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.
Claims (10)
1. The utility model provides a fashioned many curved surface die structure of automobile wheel hub rib one shot forging, includes many curved surface spoke inserts (1), double-deck module (2) and rim shaping piece (3) in proper order, its characterized in that, spoke shaping chamber (4) are located between many curved surface spoke inserts (1) and double-deck module (2), many curved surface spoke inserts (1) top be equipped with circular protruding piece (5), during the compound die, many curved surface spoke inserts (1) and double-deck module (2) are close to each other and form spoke shaping chamber (4), double-deck module (2) on be equipped with annular block (6), rim shaping piece (3) in be equipped with the annular groove (7) that match with annular block (6), when the compound die, annular block (6) are to the direction removal in being close to annular groove (7).
2. The multi-curved-surface die structure for one-step forging forming of the ribs of the automobile hub according to claim 1, wherein a circular groove (8) matched with the circular protruding block (5) is formed in the bottom of the double-layer module (2).
3. The multi-curved-surface die structure for one-step forging forming of the ribs of the automobile hub according to claim 2, wherein a plurality of spoke forming convex blocks (9) radially arranged along the central point of the multi-curved-surface spoke insert (1) are arranged on the multi-curved-surface spoke insert (1), and arc-shaped curved surfaces (10) are arranged on the spoke forming convex blocks (9).
4. The multi-curved-surface die structure for one-step forging of the ribs of the automobile hub according to claim 3, wherein the bottom of the double-layer module (2) is provided with an arc-shaped protruding surface (11), and the arc-shaped protruding surface (11) is matched with the arc-shaped curved surface (10) in shape.
5. The multi-curved-surface die structure for one-step forging forming of the ribs of the automobile hub according to claim 4, wherein a cavity (12) is formed between two adjacent spoke forming convex blocks (9).
6. The multi-curved-surface die structure for one-step forging forming of the ribs of the automobile hub according to claim 5, wherein an annular groove (13) is formed in the multi-curved-surface spoke insert (1), and the annular groove (13) is communicated with the cavity (12).
7. The multi-curved-surface die structure for one-step forging of the ribs of the automobile hub according to claim 6, wherein a boss (14) is arranged on the double-layer module (2), and an arc-shaped groove (15) is formed between the boss (14) and the annular block (6).
8. The multi-curved-surface die structure for one-step forging forming of the ribs of the automobile hub according to claim 7, wherein a circular pressing block (16) is arranged on the rim forming block (3), and the circular pressing block (16) is matched and matched with the arc-shaped groove (15).
9. The multi-curved-surface die structure for one-step forging of the ribs of the automobile hub according to claim 8, wherein an extrusion cavity (17) is formed in the circular pressing block (16), and the extrusion cavity (17) is matched with the boss (14) in shape.
10. The multi-curved-surface die structure for one-step forging forming of the ribs of the automobile hub according to claim 1, wherein the diameter of the double-layer module (2) is smaller than that of the rim forming block (3), and the multi-curved-surface spoke insert (1) and the rim forming block (3) have the same diameter.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019203229063 | 2019-03-14 | ||
| CN201920322906 | 2019-03-14 |
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| CN210547756U true CN210547756U (en) | 2020-05-19 |
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| CN201920653542.7U Active CN210547756U (en) | 2019-03-14 | 2019-05-08 | Multi-curved-surface die structure for one-step forging molding of automobile hub ribs |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941678A (en) * | 2020-07-15 | 2022-01-18 | 安徽弈华重工科技股份有限公司 | Forging process for warm forging and cold extrusion and die thereof |
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2019
- 2019-05-08 CN CN201920653542.7U patent/CN210547756U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941678A (en) * | 2020-07-15 | 2022-01-18 | 安徽弈华重工科技股份有限公司 | Forging process for warm forging and cold extrusion and die thereof |
| CN113941678B (en) * | 2020-07-15 | 2023-09-12 | 安徽弈华重工科技股份有限公司 | Forging process for hub sleeve warm forging and cold extrusion and die thereof |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Building 1, No.75, Dejian Road, Jiangkou street, Huangyan District, Taizhou City, Zhejiang Province Patentee after: Zhejiang Hongxin Technology Co.,Ltd. Address before: 318020 No.75 Dejian Road, Jiangkou street, Huangyan District, Taizhou City, Zhejiang Province Patentee before: Zhejiang Hongxin Science and Technology Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Multi curved surface die structure for one-time forging of automobile hub frame Effective date of registration: 20220210 Granted publication date: 20200519 Pledgee: Agricultural Bank of China Limited Taizhou Branch Pledgor: Zhejiang Hongxin Technology Co.,Ltd. Registration number: Y2022330000199 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221009 Granted publication date: 20200519 Pledgee: Agricultural Bank of China Limited Taizhou Branch Pledgor: Zhejiang Hongxin Technology Co.,Ltd. Registration number: Y2022330000199 |