HK1007981A1 - Method of punching parts - Google Patents

Method of punching parts Download PDF

Info

Publication number
HK1007981A1
HK1007981A1 HK98107195A HK98107195A HK1007981A1 HK 1007981 A1 HK1007981 A1 HK 1007981A1 HK 98107195 A HK98107195 A HK 98107195A HK 98107195 A HK98107195 A HK 98107195A HK 1007981 A1 HK1007981 A1 HK 1007981A1
Authority
HK
Hong Kong
Prior art keywords
punching
punched
stator
hoop plate
stators
Prior art date
Application number
HK98107195A
Other languages
English (en)
Chinese (zh)
Other versions
HK1007981B (en
Inventor
Miyamoto Shinichi
Kondo Isao
Original Assignee
Seiko Precision Inc.
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 Seiko Precision Inc. filed Critical Seiko Precision Inc.
Publication of HK1007981B publication Critical patent/HK1007981B/xx
Publication of HK1007981A1 publication Critical patent/HK1007981A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/021—Magnetic cores
    • H02K15/022—Magnetic cores with salient poles
    • 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
    • B21D28/06—Making more than one part out of the same blank; Scrapless working
    • 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
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/05—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work specially adapted for multi-stage presses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Punching Or Piercing (AREA)
  • Press Drives And Press Lines (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
HK98107195A 1992-07-02 1998-06-27 Method of punching parts HK1007981A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4175206A JPH07108417B2 (ja) 1992-07-02 1992-07-02 コ字状部品のプレス抜き方法
JP04175206 1992-07-02

Publications (2)

Publication Number Publication Date
HK1007981B HK1007981B (en) 1999-04-30
HK1007981A1 true HK1007981A1 (en) 1999-04-30

Family

ID=15992153

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98107195A HK1007981A1 (en) 1992-07-02 1998-06-27 Method of punching parts

Country Status (6)

Country Link
JP (1) JPH07108417B2 (enrdf_load_stackoverflow)
KR (1) KR960006991B1 (enrdf_load_stackoverflow)
CN (1) CN1049850C (enrdf_load_stackoverflow)
GB (1) GB2268433B (enrdf_load_stackoverflow)
HK (1) HK1007981A1 (enrdf_load_stackoverflow)
TW (1) TW224951B (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10100020A1 (de) * 2001-01-03 2002-07-04 Bosch Gmbh Robert Wischerarme sowie Verfahren zur Herstellung von Wischerarmen
US6975049B2 (en) * 2003-10-29 2005-12-13 A. O. Smith Corporation Electrical machine and method of manufacturing the same
CN101091973B (zh) * 2006-06-20 2011-06-01 增城市兴禾旺塑胶五金电子厂 一种冲压方法及该方法使用的冲压装置
KR100924302B1 (ko) * 2009-01-05 2009-11-02 미래테크(주) 콘크리트 벽체 거푸집용 간격유지구의 제조방법 및 그 장치
WO2011070857A1 (ja) * 2009-12-08 2011-06-16 本田技研工業株式会社 ワークの打ち抜き製造方法
CN103447371A (zh) * 2012-05-30 2013-12-18 刘静亚 跳秒式石英钟机芯导磁片的制备方法
KR200487563Y1 (ko) * 2013-12-12 2018-10-05 쓰리엠 이노베이티브 프로퍼티즈 캄파니 마스크용 후크
CN110153276A (zh) * 2019-05-17 2019-08-23 浙江普兴电子科技有限公司 一种太阳能电池片焊带加工工艺

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB332076A (en) * 1929-07-31 1930-07-17 Frank Humphris Improvements relating to the manufacture of pointed fastening devices from sheet metal
GB647575A (en) * 1948-08-26 1950-12-13 English Electric Co Ltd Improvements relating to dynamo electric machines and the manufacture thereof
US3589221A (en) * 1968-09-16 1971-06-29 Inland Steel Co Method for cutting scrap metal having staggered rows of substantially circular openings
US3988796A (en) * 1975-08-13 1976-11-02 Triangle Tool Company Method of making toothed lock washers
US4280426A (en) * 1979-02-26 1981-07-28 Motor Wheel Corporation Method of manufacturing wheel discs
JPS56134026A (en) * 1980-03-25 1981-10-20 Tsubakimoto Chain Co Blanking method
JPS57117206A (en) * 1981-01-12 1982-07-21 Mitsubishi Electric Corp Forming method for laminated core of electrical machinery and apparatus
US4688415A (en) * 1984-06-04 1987-08-25 Usm Corporation Method of manufacturing metal fasteners
GB8822505D0 (en) * 1988-09-24 1988-10-26 Harvin Mill Ltd Cutting blanks from strip material

Also Published As

Publication number Publication date
CN1049850C (zh) 2000-03-01
JPH0647456A (ja) 1994-02-22
GB2268433B (en) 1995-11-22
KR940001966A (ko) 1994-02-16
JPH07108417B2 (ja) 1995-11-22
HK1004258A1 (en) 1998-11-20
CN1080884A (zh) 1994-01-19
KR960006991B1 (ko) 1996-05-27
TW224951B (enrdf_load_stackoverflow) 1994-06-11
GB9313766D0 (en) 1993-08-18
GB2268433A (en) 1994-01-12

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)