HK1004258A1 - Method of punching parts - Google Patents

Method of punching parts Download PDF

Info

Publication number
HK1004258A1
HK1004258A1 HK98103263A HK98103263A HK1004258A1 HK 1004258 A1 HK1004258 A1 HK 1004258A1 HK 98103263 A HK98103263 A HK 98103263A HK 98103263 A HK98103263 A HK 98103263A HK 1004258 A1 HK1004258 A1 HK 1004258A1
Authority
HK
Hong Kong
Prior art keywords
punching
punched
stator
hoop plate
stators
Prior art date
Application number
HK98103263A
Other languages
English (en)
Chinese (zh)
Other versions
HK1004258B (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 HK1004258A1 publication Critical patent/HK1004258A1/xx
Publication of HK1004258B publication Critical patent/HK1004258B/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)
HK98103263.7A 1992-07-02 1998-04-18 Method of punching parts HK1004258B (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
HK1004258A1 true HK1004258A1 (en) 1998-11-20
HK1004258B HK1004258B (en) 1998-11-20

Family

ID=

Also Published As

Publication number Publication date
GB2268433B (en) 1995-11-22
GB9313766D0 (en) 1993-08-18
KR960006991B1 (ko) 1996-05-27
KR940001966A (ko) 1994-02-16
CN1049850C (zh) 2000-03-01
HK1007981A1 (en) 1999-04-30
GB2268433A (en) 1994-01-12
CN1080884A (zh) 1994-01-19
JPH0647456A (ja) 1994-02-22
TW224951B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1994-06-11
JPH07108417B2 (ja) 1995-11-22

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Legal Events

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

Effective date: 20080702