EP0519525A3 - Method of rotary forming - Google Patents

Method of rotary forming Download PDF

Info

Publication number
EP0519525A3
EP0519525A3 EP19920115627 EP92115627A EP0519525A3 EP 0519525 A3 EP0519525 A3 EP 0519525A3 EP 19920115627 EP19920115627 EP 19920115627 EP 92115627 A EP92115627 A EP 92115627A EP 0519525 A3 EP0519525 A3 EP 0519525A3
Authority
EP
European Patent Office
Prior art keywords
units
leading
block
trailing
recess
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.)
Granted
Application number
EP19920115627
Other versions
EP0519525B1 (en
EP0519525A2 (en
Inventor
Ernest R. Bodnar
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority claimed from EP19880302371 external-priority patent/EP0332774B1/en
Publication of EP0519525A2 publication Critical patent/EP0519525A2/en
Publication of EP0519525A3 publication Critical patent/EP0519525A3/en
Application granted granted Critical
Publication of EP0519525B1 publication Critical patent/EP0519525B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
    • B26F1/06—Perforating by punching, e.g. with relatively-reciprocating punch and bed with punching tools moving with the work
    • B26F1/10—Roller type punches
    • 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
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/36—Perforating, i.e. punching holes using rotatable work or tool holders

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Moulding By Coating Moulds (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Forging (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Press Drives And Press Lines (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)

Abstract

A rotary cutting and forming apparatus for strip material 12 , having rotatable upper and lower roll units 32,34, the units being connected for synchronous rotation, each of the units having a carrier member 41,52 with at least one recess 42,54 extending parallel to its central axis, and at least one die support block 46,58, the block being rotatably received within the recess 42, and having two ends, and a surface 46b to which a die may be affixed, leading and trailing control pins 48,62 and 49,63 on the block, extending on parallel spaced apart axes, and leading and trailing cam surfaces 64,70 and 66,72 engaging respective leading and trailing control pins 48,62 and 49,63 to control the position of the blocks during at least part of their rotation. <IMAGE>
EP92115627A 1988-03-18 1988-03-18 Method of rotary forming Expired - Lifetime EP0519525B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19880302371 EP0332774B1 (en) 1985-12-20 1988-03-18 Rotary cutting and forming apparatus

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP88302371.5 Division 1988-03-18

Publications (3)

Publication Number Publication Date
EP0519525A2 EP0519525A2 (en) 1992-12-23
EP0519525A3 true EP0519525A3 (en) 1993-08-11
EP0519525B1 EP0519525B1 (en) 1996-05-22

Family

ID=8199994

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92115627A Expired - Lifetime EP0519525B1 (en) 1988-03-18 1988-03-18 Method of rotary forming

Country Status (5)

Country Link
EP (1) EP0519525B1 (en)
AT (2) ATE89202T1 (en)
DE (2) DE3881026T2 (en)
ES (2) ES2041308T3 (en)
HK (1) HK1004744A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0765718B1 (en) * 1995-09-26 2002-01-23 Max Co., Ltd. Rotary punching device
US7228720B2 (en) * 2002-07-03 2007-06-12 Bodnar Ernest R Rotary apparatus and method
CA2479420C (en) * 2004-08-30 2011-07-19 Gcg Holdings Ltd Rotary apparatus with multiple guides and method of forming

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1581236A (en) * 1922-02-20 1926-04-20 Central Trust Company Apparatus for making roofing units
US1931468A (en) * 1929-11-11 1933-10-17 Moore Shank Company Punching machine
US3066542A (en) * 1955-04-12 1962-12-04 Nat Gypsum Co Continuous web perforating machine
US3239912A (en) * 1962-01-15 1966-03-15 Bennett American Corp Continuous forging method
US3673834A (en) * 1970-10-19 1972-07-04 Reynolds Metals Co Apparatus for and method of operating on container constructions
US3850780A (en) * 1971-08-23 1974-11-26 Fmc Corp Extended dwell heat sealer

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1581236A (en) * 1922-02-20 1926-04-20 Central Trust Company Apparatus for making roofing units
US1931468A (en) * 1929-11-11 1933-10-17 Moore Shank Company Punching machine
US3066542A (en) * 1955-04-12 1962-12-04 Nat Gypsum Co Continuous web perforating machine
US3239912A (en) * 1962-01-15 1966-03-15 Bennett American Corp Continuous forging method
US3673834A (en) * 1970-10-19 1972-07-04 Reynolds Metals Co Apparatus for and method of operating on container constructions
US3850780A (en) * 1971-08-23 1974-11-26 Fmc Corp Extended dwell heat sealer

Also Published As

Publication number Publication date
ATE89202T1 (en) 1993-05-15
ES2041308T3 (en) 1993-11-16
DE3855312D1 (en) 1996-06-27
ES2091375T3 (en) 1996-11-01
DE3881026D1 (en) 1993-06-17
DE3855312T2 (en) 1997-01-23
HK1004744A1 (en) 1998-12-04
EP0519525B1 (en) 1996-05-22
DE3881026T2 (en) 1993-10-21
ATE138297T1 (en) 1996-06-15
EP0519525A2 (en) 1992-12-23

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