ES489316A1 - Procedimiento para la fabricacion de una zapata polar para maquinas electricas - Google Patents

Procedimiento para la fabricacion de una zapata polar para maquinas electricas

Info

Publication number
ES489316A1
ES489316A1 ES489316A ES489316A ES489316A1 ES 489316 A1 ES489316 A1 ES 489316A1 ES 489316 A ES489316 A ES 489316A ES 489316 A ES489316 A ES 489316A ES 489316 A1 ES489316 A1 ES 489316A1
Authority
ES
Spain
Prior art keywords
pole shoe
pole
shaping
forming
manufacture
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
ES489316A
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of ES489316A1 publication Critical patent/ES489316A1/es
Expired legal-status Critical Current

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
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
    • B21J5/08—Upsetting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/76—Making machine elements elements not mentioned in one of the preceding groups

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Forging (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Magnetic Heads (AREA)

Abstract

Procedimiento para la fabricación de una zapata polar para máquinas eléctricas, mediante transformación sin arranque de viruta bruta de perfil laminado, caracterizado porque, en una primera etapa de transformación , la zona central de la zapata polar recibe su forma definitiva y, sin tratamiento térmico intermedio, se prensan en una segunda etapa de transformación, lóbulos sobre la zapata polar en su forma definitiva, estando la zona central libre de presión.
ES489316A 1979-03-09 1980-03-07 Procedimiento para la fabricacion de una zapata polar para maquinas electricas Expired ES489316A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2909214A DE2909214C2 (de) 1979-03-09 1979-03-09 Verfahren zum Herstellen eines Polschuhs für elektrische Maschinen

Publications (1)

Publication Number Publication Date
ES489316A1 true ES489316A1 (es) 1980-08-16

Family

ID=6064899

Family Applications (1)

Application Number Title Priority Date Filing Date
ES489316A Expired ES489316A1 (es) 1979-03-09 1980-03-07 Procedimiento para la fabricacion de una zapata polar para maquinas electricas

Country Status (6)

Country Link
JP (1) JPS55125058A (es)
DE (1) DE2909214C2 (es)
ES (1) ES489316A1 (es)
FR (1) FR2451125A1 (es)
GB (1) GB2045120B (es)
IT (1) IT1130940B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2935182A1 (de) * 1979-08-31 1981-03-26 Robert Bosch Gmbh, 70469 Stuttgart Verfahren zum herstellen von polen fuer elektrische maschinen
CN114798789B (zh) * 2022-06-17 2025-06-03 成都华川电装有限责任公司 极靴的冷挤压成型方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2653376A (en) * 1949-04-02 1953-09-29 Gen Motors Corp Method of making unitary magnetic pole pieces
JPS5934058B2 (ja) * 1975-09-04 1984-08-20 アイダエンジニアリング （株） 放射状に形成された部材が軸方向に折曲されているポ−ルピ−スの製造方法
GB1561983A (en) * 1976-04-07 1980-03-05 Lucas Industries Ltd Polw claw member for a dynamo electric machine rotor
GB1587822A (en) * 1976-11-06 1981-04-08 Lucas Industries Ltd Manufacture of yokes for dynamo electric machines
FR2421500A1 (fr) * 1978-03-31 1979-10-26 Aida Eng Ltd Procede pour la production d'une piece polaire pour une generatrice electrique

Also Published As

Publication number Publication date
DE2909214C2 (de) 1982-08-12
FR2451125A1 (fr) 1980-10-03
IT8020451A0 (it) 1980-03-07
IT1130940B (it) 1986-06-18
GB2045120B (en) 1982-10-06
FR2451125B1 (es) 1985-03-22
JPS55125058A (en) 1980-09-26
GB2045120A (en) 1980-10-29
DE2909214A1 (de) 1980-09-18

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20001009