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GB1436544A - Methods of and apparatus for working sheet material - Google Patents

Methods of and apparatus for working sheet material

Info

Publication number
GB1436544A
GB1436544A GB2455672A GB2455672A GB1436544A GB 1436544 A GB1436544 A GB 1436544A GB 2455672 A GB2455672 A GB 2455672A GB 2455672 A GB2455672 A GB 2455672A GB 1436544 A GB1436544 A GB 1436544A
Authority
GB
United Kingdom
Prior art keywords
die
sheet
shoulder
shoulders
edge
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.)
Expired
Application number
GB2455672A
Other languages
English (en)
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Priority to GB2455672A priority Critical patent/GB1436544A/en
Priority to CH756373A priority patent/CH570248A5/xx
Publication of GB1436544A publication Critical patent/GB1436544A/en
Expired 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
    • B26F1/38—Cutting-out; Stamping-out
    • B26F1/44—Cutters therefor; Dies therefor
    • 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
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/16—Shoulder or burr prevention, e.g. fine-blanking
    • 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
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/18—Yieldable, e.g. rubber, punching pads
    • 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
    • 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
    • B26F1/44—Cutters therefor; Dies therefor
    • B26F2001/4436—Materials or surface treatments therefore
    • 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
    • B26F1/44—Cutters therefor; Dies therefor
    • B26F2001/4445—Matrices, female dies, creasing tools
    • 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
    • B26F1/44—Cutters therefor; Dies therefor
    • B26F2001/4472—Cutting edge section features
    • 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
    • B26F1/44—Cutters therefor; Dies therefor
    • B26F2001/449—Cutters therefor; Dies therefor for shearing, e.g. with adjoining or abutting edges

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
GB2455672A 1972-05-25 1972-05-25 Methods of and apparatus for working sheet material Expired GB1436544A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB2455672A GB1436544A (en) 1972-05-25 1972-05-25 Methods of and apparatus for working sheet material
CH756373A CH570248A5 (bg) 1972-05-25 1973-05-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2455672A GB1436544A (en) 1972-05-25 1972-05-25 Methods of and apparatus for working sheet material

Publications (1)

Publication Number Publication Date
GB1436544A true GB1436544A (en) 1976-05-19

Family

ID=10213494

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2455672A Expired GB1436544A (en) 1972-05-25 1972-05-25 Methods of and apparatus for working sheet material

Country Status (2)

Country Link
CH (1) CH570248A5 (bg)
GB (1) GB1436544A (bg)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1486302A1 (de) * 2004-08-17 2004-12-15 Blumer Maschinenbau Ag Vorrichtung zum Stanzen von Zuschnitten aus einem Materialbogen
WO2015018587A1 (de) * 2013-08-08 2015-02-12 Bielomatik Leuze Gmbh + Co. Kg Transfer-stanzen

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2615421B1 (fr) * 1987-05-22 1989-08-18 Isoform Procede de decoupage de feuilles minces, notamment de tole et materiau elastomere utilisable pour ce procede
JPH08323696A (ja) 1995-06-01 1996-12-10 Internatl Business Mach Corp <Ibm> フレックス・ダイ打ち抜きの装置およびそれを使用して開口を形成する方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1486302A1 (de) * 2004-08-17 2004-12-15 Blumer Maschinenbau Ag Vorrichtung zum Stanzen von Zuschnitten aus einem Materialbogen
WO2015018587A1 (de) * 2013-08-08 2015-02-12 Bielomatik Leuze Gmbh + Co. Kg Transfer-stanzen
CN105980116A (zh) * 2013-08-08 2016-09-28 Bw碧罗马蒂克有限公司 转送冲压
US9981398B2 (en) 2013-08-08 2018-05-29 Bw Papersystems Stuttgart Gmbh Transfer/punching process

Also Published As

Publication number Publication date
CH570248A5 (bg) 1975-12-15

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee