CN111570586A - Fender fillet curved surface flanging optimization method based on flanging module insertion amount - Google Patents
Fender fillet curved surface flanging optimization method based on flanging module insertion amount Download PDFInfo
- Publication number
- CN111570586A CN111570586A CN202010362049.7A CN202010362049A CN111570586A CN 111570586 A CN111570586 A CN 111570586A CN 202010362049 A CN202010362049 A CN 202010362049A CN 111570586 A CN111570586 A CN 111570586A
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- CN
- China
- Prior art keywords
- flanging
- fender
- module
- small claw
- curved surface
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/17—Mechanical parametric or variational design
Abstract
The invention provides a method for optimizing a flanging of a curved surface of a round corner of a fender based on the insertion amount of a flanging module, which comprises a wheel cover of the fender, wherein the side edge of the wheel cover of the fender is provided with a flanging, and a small claw is arranged on the flanging; the method for optimizing the structure of the flanging module comprises the following steps: (1) measuring the length L1 and the depth L3 of the small claw of the wheel fender cover; (2) calculating the length L2 of the flanging module; (3) measuring the distance L0 from the bottom end of the small claw of the wheel fender to the bottom end of the flanging module; (4) calculating the penetration depth length L4 of the flanging module; (5) and the flanging module is used for flanging the small claw. Through verifying the eating amount of the local flanging, the eating depth is optimized by adjusting the eating sequence, the standardized standardization of the local flanging shape is formed, and the product forming quality is improved.
Description
Technical Field
The invention relates to the field of flanging dies, in particular to a method for optimizing flanging of a curved surface of a round corner of a fender based on the insertion amount of a flanging module.
Background
In the design and production of the fender, the quality deformation of the A surface of a product is solved very difficultly, the R angle of a flanging position is not smooth after a small claw at a wheel cover of the fender is flanged, the A surface of the small claw is deformed, and people feel uncomfortable, so that the problem is solved very importantly.
Disclosure of Invention
The invention aims to provide a method for optimizing the flanging of a round-corner curved surface of a fender based on the insertion amount of a flanging module, which is used for calculating the insertion depth, adjusting the insertion sequence and optimizing the insertion depth, so that the flanging stress is more uniform, and the problem of deformation of the conventional claw of a wheel cover of the fender after flanging is solved.
The invention provides an optimization method for forming small claw fillet flanging of a lightweight material fender wheel cover, which comprises the fender wheel cover, wherein the side edge of the fender wheel cover is provided with a flanging, and a small claw is arranged on the flanging; the method for optimizing the structure of the flanging module comprises the following steps: (1) measuring the length L1 and the depth L3 of the small claw of the wheel fender cover; (2) calculating the length L2 of the flanging module; (3) measuring the distance L0 from the bottom end of the small claw of the wheel fender to the bottom end of the flanging module; (4) calculating the penetration depth length L4 of the flanging module, and (5) flanging the small claws by the flanging module.
The further improvement lies in that: the formula in the second step is L2= L1 (2.0-2.2) mm; in the fourth step, the calculation formula of L4 is L4= L3+ L0+ (2-3) mm.
The further improvement lies in that: the joint of the small claw and the flanging is arc-shaped.
The further improvement lies in that: the small claw is provided with a mounting hole.
The invention has the beneficial effects that: the local flanging insertion amount is verified, the insertion depth is optimized by adjusting the insertion sequence, the standardized standardization of the local flanging shape is formed, the flanging module is ensured to touch materials from the middle of the small claw firstly, the deformation condition of a fillet after flanging is eliminated to a certain extent, the deformation amount of a flanging workpiece is effectively reduced, and the forming quality of a plate is improved; the flanging of the flanging small claw area is normalized to enter the modeling standard, and the idea of process modeling optimization is created; the plate rectification time is reduced, and the plate production efficiency is improved; the deformation probability of the A surface of the plate is reduced, and the quality of the plate is improved.
Drawings
FIG. 1 is a schematic view of the shape of a flange part of a claw of a wheel fender.
FIG. 2 is a parameter schematic diagram of a small claw flanging module.
Fig. 3 is a schematic view of the amount of visible deformation before and after improvement.
Figure 4 is a graph illustrating improved fillet curvature variation.
Wherein: 1-fender wheel cover, 2-flanging and 3-small claw.
Detailed Description
For the purpose of enhancing understanding of the present invention, the present invention will be further described in detail with reference to the following examples, which are provided for illustration only and are not to be construed as limiting the scope of the present invention.
As shown in fig. 1-4, the embodiment provides a method for optimizing a flanging of a curved surface of a round corner of a fender based on the insertion amount of a flanging module, which includes a fender wheel cover 1, wherein a flanging 2 is arranged on the side edge of the fender wheel cover 1, a small claw 3 is arranged on the flanging 2, the joint of the small claw 3 and the flanging 2 is arc-shaped, and a mounting hole is arranged on the small claw 3; the method for optimizing the structure of the flanging module comprises the following steps: (1) measuring the length L1 and the depth L3 of the small claw of the wheel fender cover; (2) calculating the length L2 of the flanging module; (3) measuring the distance L0 from the bottom end of the small claw of the wheel fender to the bottom end of the flanging module; (4) calculating the penetration depth length L4 of the flanging module, and (5) flanging the small claws by the flanging module. The formula in the second step is L2= L1 × 2.1 mm; in step four, L4 is calculated as L4= L3+ L0+2.5 mm.
The comparison of CAE shaping result before and after the improvement of attached figure 3 and attached figure 4 through adjusting turn-ups module bite volume, ensures that the turn-ups module touches the material from the gripper middle part, eliminates the deformation condition of turn-ups back fillet to a certain extent, and the change of fillet camber is more even, and the improvement effect is more ideal.
The local flanging penetration is verified, the penetration depth is optimized by adjusting the penetration sequence, the standardized standardization of the local flanging shape is formed, the flanging module is guaranteed to touch materials from the middle of the small claw, the deformation of a flanging workpiece is effectively reduced, the forming quality of the product is improved, and the production effect is good. The flanging of the flanging small claw area is normalized to enter the modeling standard, and the idea of process modeling optimization is created; the plate rectification time is reduced, and the plate production efficiency is improved; the deformation probability of the A surface of the plate is reduced, and the quality of the plate is improved.
Claims (4)
1. The utility model provides a fender fillet curved surface turn-ups optimization method based on turn-ups module input, includes fender wheel casing (1), its characterized in that: the side edge of the wheel fender cover (1) is provided with a turned edge (2), and the turned edge (2) is provided with a small claw (3); the method for optimizing the structure of the flanging module comprises the following steps: (1) measuring the length L1 and the depth L3 of the small claw of the wheel fender cover; (2) calculating the length L2 of the flanging module; (3) measuring the distance L0 from the bottom end of the small claw of the wheel fender to the bottom end of the flanging module; (4) calculating the penetration depth length L4 of the flanging module; (5) and the flanging module is used for flanging the small claw.
2. The fender fillet curved surface flanging optimization method based on flanging module insertion amount of claim 1, is characterized in that: the formula in the second step is L2= L1 (2.0-2.2) mm; in the fourth step, the calculation formula of L4 is L4= L3+ L0+ (2-3) mm.
3. The fender fillet curved surface flanging optimization method based on flanging module insertion amount of claim 1, is characterized in that: the joint of the small claw (3) and the flanging (2) is arc-shaped.
4. The fender fillet curved surface flanging optimization method based on flanging module insertion amount of claim 1, is characterized in that: the small claw (3) is provided with a mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010362049.7A CN111570586A (en) | 2020-04-30 | 2020-04-30 | Fender fillet curved surface flanging optimization method based on flanging module insertion amount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010362049.7A CN111570586A (en) | 2020-04-30 | 2020-04-30 | Fender fillet curved surface flanging optimization method based on flanging module insertion amount |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111570586A true CN111570586A (en) | 2020-08-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010362049.7A Pending CN111570586A (en) | 2020-04-30 | 2020-04-30 | Fender fillet curved surface flanging optimization method based on flanging module insertion amount |
Country Status (1)
| Country | Link |
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| CN (1) | CN111570586A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130058276A (en) * | 2011-11-25 | 2013-06-04 | 현대자동차주식회사 | Center piller panel for vehicle |
| JP2014189026A (en) * | 2013-03-26 | 2014-10-06 | Daihatsu Motor Co Ltd | Fender panel structure of vehicle |
| CN106080786A (en) * | 2016-08-10 | 2016-11-09 | 阿尔特汽车技术股份有限公司 | Vehicle side-wall outer-plate A post and beater or beat-up fit structure |
| CN107486494A (en) * | 2016-12-16 | 2017-12-19 | 宝沃汽车（中国）有限公司 | Repair and turn over cutter block, repair overmolded tool and die assembly |
| CN109226398A (en) * | 2018-09-04 | 2019-01-18 | 赛科利（南京）汽车模具技术应用有限公司 | A kind of fender and its processing method for taking turns the uvula flange recess at mouth |
-
2020
- 2020-04-30 CN CN202010362049.7A patent/CN111570586A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130058276A (en) * | 2011-11-25 | 2013-06-04 | 현대자동차주식회사 | Center piller panel for vehicle |
| JP2014189026A (en) * | 2013-03-26 | 2014-10-06 | Daihatsu Motor Co Ltd | Fender panel structure of vehicle |
| CN106080786A (en) * | 2016-08-10 | 2016-11-09 | 阿尔特汽车技术股份有限公司 | Vehicle side-wall outer-plate A post and beater or beat-up fit structure |
| CN107486494A (en) * | 2016-12-16 | 2017-12-19 | 宝沃汽车（中国）有限公司 | Repair and turn over cutter block, repair overmolded tool and die assembly |
| CN109226398A (en) * | 2018-09-04 | 2019-01-18 | 赛科利（南京）汽车模具技术应用有限公司 | A kind of fender and its processing method for taking turns the uvula flange recess at mouth |
Non-Patent Citations (5)
| Title |
|---|
| 肖寿仁: "汽车翼子板成形工艺分析及方案优化 ", 《井冈山大学学报(自然科学版)》 * |
| 肖寿仁等: "汽车翼子板成形工艺分析及对策研究 ", 《热加工工艺》 * |
| 陈世涛等: "汽车翼子板四序化冲压工艺方案及翻边整形模设计 ", 《锻压技术》 * |
| 陈平: "汽车覆盖件模具复合工艺技术应用", 《汽车工艺师》 * |
| 陈苏明等: ""汽车左右翼子板侧翻边模新结构的应用"", 《模具制造》 * |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200825 |
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| RJ01 | Rejection of invention patent application after publication |