PL288312A1 - Method of making unpartable formpieces from round sheet metal blanks and such formpiece obtained thereby - Google Patents

Method of making unpartable formpieces from round sheet metal blanks and such formpiece obtained thereby

Info

Publication number
PL288312A1
PL288312A1 PL28831290A PL28831290A PL288312A1 PL 288312 A1 PL288312 A1 PL 288312A1 PL 28831290 A PL28831290 A PL 28831290A PL 28831290 A PL28831290 A PL 28831290A PL 288312 A1 PL288312 A1 PL 288312A1
Authority
PL
Poland
Prior art keywords
unpartable
formpiece
formpieces
making
sheet metal
Prior art date
Application number
PL28831290A
Other languages
English (en)
Original Assignee
Lorraine Laminage
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Lorraine Laminage filed Critical Lorraine Laminage
Publication of PL288312A1 publication Critical patent/PL288312A1/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/38—Cutting-out; Stamping-out
    • B26F1/40—Cutting-out; Stamping-out using a press, e.g. of the ram type
    • 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
    • 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
    • B21D31/00—Other methods for working sheet metal, metal tubes, metal profiles
    • B21D31/02—Stabbing or piercing, e.g. for making sieves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
PL28831290A 1989-12-18 1990-12-18 Method of making unpartable formpieces from round sheet metal blanks and such formpiece obtained thereby PL288312A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8916724A FR2655890A1 (fr) 1989-12-18 1989-12-18 Procede d'elaboration d'une piece de forme non developpable a partir d'un flan de tole et piece de forme obtenue par ce procede.

Publications (1)

Publication Number Publication Date
PL288312A1 true PL288312A1 (en) 1991-12-02

Family

ID=9388632

Family Applications (1)

Application Number Title Priority Date Filing Date
PL28831290A PL288312A1 (en) 1989-12-18 1990-12-18 Method of making unpartable formpieces from round sheet metal blanks and such formpiece obtained thereby

Country Status (10)

Country Link
EP (1) EP0434499A1 (fr)
JP (1) JPH03268823A (fr)
KR (1) KR910011410A (fr)
CN (1) CN1053761A (fr)
CA (1) CA2032444A1 (fr)
FI (1) FI906210A (fr)
FR (1) FR2655890A1 (fr)
HU (1) HU205727B (fr)
PL (1) PL288312A1 (fr)
YU (1) YU237090A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4303300B4 (de) * 1993-02-05 2007-02-01 Diedrichs, Helmut W. Umformverfahren zum Drücken von Blechformteilen
EP0672477B1 (fr) * 1994-03-19 1998-06-17 Helmut W. Diedrichs Méthode pour le formage à la presse des pièces en tÔle
CN100377804C (zh) * 2004-09-13 2008-04-02 上海宝钢工业公司 钢卷外护圈折弯、冲孔复合工艺及其模具
GB2510445B (en) * 2013-08-16 2017-05-24 Rolls Royce Plc A method of reducing wrinkles in pressed sheet metal components
CN104438523B (zh) * 2014-12-15 2016-03-30 安徽江淮汽车股份有限公司 冲压件翻边方法
CN106984687B (zh) * 2017-04-07 2018-07-31 艾柯豪博（苏州）电子有限公司 网板材料拉伸网孔不变形工艺

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4262059A (en) * 1978-05-22 1981-04-14 Frankowski Leo A Method for making a thin-walled object
DD246000A3 (de) * 1984-11-14 1987-05-27 Neuruppin Feuerloeschgeraete Verfahren zum herstellen von rotationssymmetrischen hohlformteilen aus drahtsiebmaterial
JPS61189828A (ja) * 1985-02-16 1986-08-23 Toyota Motor Corp ヘミング加工方法

Also Published As

Publication number Publication date
FI906210A0 (fi) 1990-12-17
FR2655890A1 (fr) 1991-06-21
YU237090A (sh) 1994-11-15
HU205727B (en) 1992-06-29
HUT57090A (en) 1991-11-28
EP0434499A1 (fr) 1991-06-26
FI906210A (fi) 1991-06-19
JPH03268823A (ja) 1991-11-29
CN1053761A (zh) 1991-08-14
KR910011410A (ko) 1991-08-07
CA2032444A1 (fr) 1991-06-19
HU908238D0 (en) 1991-06-28

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