KR102674934B1 - 스프링 백량 괴리 요인 부위 특정 방법 및 장치, 그리고 스프링 백량 괴리 요인 부위 특정 프로그램을 기록한 컴퓨터로 판독 가능한 매체 - Google Patents

스프링 백량 괴리 요인 부위 특정 방법 및 장치, 그리고 스프링 백량 괴리 요인 부위 특정 프로그램을 기록한 컴퓨터로 판독 가능한 매체 Download PDF

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KR102674934B1
KR102674934B1 KR1020217037893A KR20217037893A KR102674934B1 KR 102674934 B1 KR102674934 B1 KR 102674934B1 KR 1020217037893 A KR1020217037893 A KR 1020217037893A KR 20217037893 A KR20217037893 A KR 20217037893A KR 102674934 B1 KR102674934 B1 KR 102674934B1
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molded product
analysis
stress
stress distribution
spring back
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KR20210151974A (ko
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타케시 오가와
마사키 우라베
에이지 이이즈카
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제이에프이 스틸 가부시키가이샤
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    • 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

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  • 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)
KR1020217037893A 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 Active KR102674934B1 (ko)

Applications Claiming Priority (3)

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
JPJP-P-2019-095824 2019-05-22
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

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KR20210151974A KR20210151974A (ko) 2021-12-14
KR102674934B1 true KR102674934B1 (ko) 2024-06-12

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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)

* Cited by examiner, † Cited by third party
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

Citations (3)

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KR101088115B1 (ko) * 2006-08-31 2011-12-02 신닛뽄세이테쯔 카부시키카이샤 스프링백 발생 원인 특정 방법, 스프링백 영향도 표시 방법, 스프링백 발생 원인 부위 특정 방법, 스프링백 대책 위치 특정 방법, 그 장치, 및 그 프로그램
JP2013071120A (ja) * 2011-09-26 2013-04-22 Jfe Steel Corp 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
JP2014065056A (ja) 2012-09-26 2014-04-17 Jfe Steel Corp 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

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* Cited by examiner, † Cited by third party
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
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
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101088115B1 (ko) * 2006-08-31 2011-12-02 신닛뽄세이테쯔 카부시키카이샤 스프링백 발생 원인 특정 방법, 스프링백 영향도 표시 방법, 스프링백 발생 원인 부위 특정 방법, 스프링백 대책 위치 특정 방법, 그 장치, 및 그 프로그램
JP2013071120A (ja) * 2011-09-26 2013-04-22 Jfe Steel Corp 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
JP2014065056A (ja) 2012-09-26 2014-04-17 Jfe Steel Corp 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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
박정수 외 2명, 금형변형을 고려한 성형 CAE 에서의 스프링백 예측정확도 향상, 소성가공, 24.6, 2014년, 380 - 385페이지*

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Publication number Publication date
US20220222398A1 (en) 2022-07-14
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
JP6841295B2 (ja) 2021-03-10
CN113853605B (zh) 2025-06-03

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