JP6841295B2 - スプリングバック量乖離要因部位特定方法および装置 - Google Patents
スプリングバック量乖離要因部位特定方法および装置 Download PDFInfo
- Publication number
- JP6841295B2 JP6841295B2 JP2019095824A JP2019095824A JP6841295B2 JP 6841295 B2 JP6841295 B2 JP 6841295B2 JP 2019095824 A JP2019095824 A JP 2019095824A JP 2019095824 A JP2019095824 A JP 2019095824A JP 6841295 B2 JP6841295 B2 JP 6841295B2
- Authority
- JP
- Japan
- Prior art keywords
- molded product
- springback
- stress
- analysis
- stress distribution
- Prior art date
- 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
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
- G06F30/23—Design optimisation, verification or simulation using finite element methods [FEM] or finite difference methods [FDM]
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/17—Mechanical parametric or variational design
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2111/00—Details relating to CAD techniques
- G06F2111/10—Numerical modelling
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/14—Pipes
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
- G06F2119/14—Force analysis or force optimisation, e.g. static or dynamic forces
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
- G06F2119/18—Manufacturability analysis or optimisation for manufacturability
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Geometry (AREA)
- General Physics & Mathematics (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Mechanical Engineering (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019095824A JP6841295B2 (ja) | 2019-05-22 | 2019-05-22 | スプリングバック量乖離要因部位特定方法および装置 |
| KR1020217037893A KR102674934B1 (ko) | 2019-05-22 | 2020-04-22 | 스프링 백량 괴리 요인 부위 특정 방법 및 장치, 그리고 스프링 백량 괴리 요인 부위 특정 프로그램을 기록한 컴퓨터로 판독 가능한 매체 |
| PCT/JP2020/017379 WO2020235288A1 (ja) | 2019-05-22 | 2020-04-22 | スプリングバック量乖離要因部位特定方法および装置 |
| EP20809819.4A EP3975031A4 (en) | 2019-05-22 | 2020-04-22 | Method and device for identifying springback-amount discrepancy-causing sites |
| CN202080037875.2A CN113853605B (zh) | 2019-05-22 | 2020-04-22 | 回弹量偏差主因部位确定方法及装置 |
| US17/613,386 US20220222398A1 (en) | 2019-05-22 | 2020-04-22 | Springback-amount-discrepancy-causing-portion specifying method and device |
| MX2021014239A MX2021014239A (es) | 2019-05-22 | 2020-04-22 | Metodo y dispositivo que especifica la porcion del factor que causa discrepancia en la cantidad de liberacion de deformacion elastica. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019095824A JP6841295B2 (ja) | 2019-05-22 | 2019-05-22 | スプリングバック量乖離要因部位特定方法および装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020190923A JP2020190923A (ja) | 2020-11-26 |
| JP2020190923A5 JP2020190923A5 (https=) | 2021-01-14 |
| JP6841295B2 true JP6841295B2 (ja) | 2021-03-10 |
Family
ID=73453768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019095824A Active JP6841295B2 (ja) | 2019-05-22 | 2019-05-22 | スプリングバック量乖離要因部位特定方法および装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20220222398A1 (https=) |
| EP (1) | EP3975031A4 (https=) |
| JP (1) | JP6841295B2 (https=) |
| KR (1) | KR102674934B1 (https=) |
| CN (1) | CN113853605B (https=) |
| MX (1) | MX2021014239A (https=) |
| WO (1) | WO2020235288A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7276584B1 (ja) * | 2022-01-11 | 2023-05-18 | Ｊｆｅスチール株式会社 | プレス成形品のスプリングバック量評価方法、装置及びプログラム、並びにプレス成形品の製造方法 |
| CN118950747B (zh) * | 2024-07-08 | 2025-11-14 | 中国第一汽车股份有限公司 | 热成型冲压产品的控扭方法、车身及车辆 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4894294B2 (ja) | 2006-02-27 | 2012-03-14 | Ｊｆｅスチール株式会社 | プレス成形解析方法 |
| CN103995927B (zh) * | 2006-08-31 | 2017-01-04 | 新日铁住金株式会社 | 回弹对策位置特定方法以及回弹对策位置特定装置 |
| JP4410833B2 (ja) * | 2007-12-25 | 2010-02-03 | 新日本製鐵株式会社 | スプリングバック発生原因分析方法、その装置、そのプログラム及び記録媒体 |
| MX2011006832A (es) * | 2008-12-25 | 2011-08-03 | Nippon Steel Corp | Metodo, dispositivo, programa, y medio de registro para analizar la causa de recuperacion elastica. |
| CN101811156A (zh) * | 2009-02-25 | 2010-08-25 | 江苏卡明模具有限公司 | 基于cae分析法获取板材成型回弹量的方法 |
| JP5765014B2 (ja) | 2011-03-30 | 2015-08-19 | Ｊｆｅスチール株式会社 | プレス成形解析方法 |
| JP5834698B2 (ja) * | 2011-09-26 | 2015-12-24 | Ｊｆｅスチール株式会社 | プレス成形におけるスプリングバック要因分析方法及び装置 |
| JP6060591B2 (ja) * | 2012-09-26 | 2017-01-18 | Ｊｆｅスチール株式会社 | プレス成形品のスプリングバック要因特定方法および装置 |
| CN106140901A (zh) * | 2015-03-31 | 2016-11-23 | 株式会社日立制作所 | 金属板材弯曲成形控制方法 |
| JP6683269B1 (ja) * | 2019-02-01 | 2020-04-15 | Ｊｆｅスチール株式会社 | スプリングバック量変動要因部位特定方法 |
| JP6852750B2 (ja) * | 2019-04-25 | 2021-03-31 | Ｊｆｅスチール株式会社 | スプリングバック量乖離要因部位特定方法および装置 |
-
2019
- 2019-05-22 JP JP2019095824A patent/JP6841295B2/ja active Active
-
2020
- 2020-04-22 KR KR1020217037893A patent/KR102674934B1/ko active Active
- 2020-04-22 MX MX2021014239A patent/MX2021014239A/es unknown
- 2020-04-22 EP EP20809819.4A patent/EP3975031A4/en active Pending
- 2020-04-22 WO PCT/JP2020/017379 patent/WO2020235288A1/ja not_active Ceased
- 2020-04-22 CN CN202080037875.2A patent/CN113853605B/zh active Active
- 2020-04-22 US US17/613,386 patent/US20220222398A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20220222398A1 (en) | 2022-07-14 |
| KR102674934B1 (ko) | 2024-06-12 |
| MX2021014239A (es) | 2022-01-06 |
| EP3975031A1 (en) | 2022-03-30 |
| WO2020235288A1 (ja) | 2020-11-26 |
| EP3975031A4 (en) | 2022-07-13 |
| CN113853605A (zh) | 2021-12-28 |
| JP2020190923A (ja) | 2020-11-26 |
| KR20210151974A (ko) | 2021-12-14 |
| CN113853605B (zh) | 2025-06-03 |
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