CS222974B1 - Method of shaping cylindrical end portions of low output electric motor rotor shafts by friction on convex shaft front surface under pressure - Google Patents

Method of shaping cylindrical end portions of low output electric motor rotor shafts by friction on convex shaft front surface under pressure Download PDF

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Publication number
CS222974B1
CS222974B1 CS657379A CS657379A CS222974B1 CS 222974 B1 CS222974 B1 CS 222974B1 CS 657379 A CS657379 A CS 657379A CS 657379 A CS657379 A CS 657379A CS 222974 B1 CS222974 B1 CS 222974B1
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CS
Czechoslovakia
Prior art keywords
friction
shaft
under pressure
frictional
electric motor
Prior art date
Application number
CS657379A
Other languages
English (en)
Inventor
Bernd Langer
Gerald Lorenz
Dietmar Schober
Jochen Winkler
Original Assignee
Bernd Langer
Gerald Lorenz
Dietmar Schober
Jochen Winkler
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Application filed by Bernd Langer, Gerald Lorenz, Dietmar Schober, Jochen Winkler filed Critical Bernd Langer
Publication of CS222974B1 publication Critical patent/CS222974B1/cs

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • F16C17/08—Sliding-contact bearings for exclusively rotary movement for axial load only for supporting the end face of a shaft or other member, e.g. footstep bearings
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Food-Manufacturing Devices (AREA)
  • Sliding-Contact Bearings (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Description

- í' 222 974 Ηβ3ΒβΗΗΘ Η300ΡΘΤΘΗΗΠ
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AHHOTailMH Η3Ο<5ρθΤΘΗΗΘ ΚδΟβθΤΟΗ OCOBOfi ΟΠΟρΗ BSJía pOTOpa δΗΘΗΤρΟ^ΒΗΓΟΤΘ-Jieft, Β qaCTHOCTH, flJIH títlTOBHX ΠρΗάΟρΟΒ, HanpMMep, flJIH ΜΗΚΟΘ-pOB, y ΚΟΤΟΡΗΧ B&amp;JI pOTOpa ΠρΗΒΟίΗΤ ΜΗΚΟβρ Β ββίίΟΤΒΗΘ ^βρβ3qapBjpiHyiQ nepadaný. Uqjil ΗβοΰρβτβΗΗΗ 3aKjuoqaaTCH β οηηηθηηηΤΘΧΗΟΒΟΓΗΗΘΟΚΗΧ 3aTpaT Ha Η3Γ0Τ0ΒΒΘΗΗΘ.
Sjih 3τογο caaflyaT co3saTB cooTBeTCTByiomHe τθχηοηογη^θοκηΚ μθ-TOfl H npH0n0C0ÓJ16HHfl·
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Claims (1)

  1. PŘEDMĚT VYNÁLEZU 222 974 Způsob tváření válcovitých, konců hřídele rotoru k elektro-motorům o nízkém výkonu třením pod tlakem na vypuklé čelní plo-chy s větším radiálním rozšířením a funkčními vlastnostmi, od-povídajícími kluzným ložiskům, pomocí teploty třením a stlače-ním v třecím soukolí, převážně na stroji pro sváření třením,k přejímání osových zatížení v elektromotorech nebo pohonnýchjednotkách u domácích spotřebičů, kde vznikají vysoká osová za-tížení, např· ve šnekových převodech pro mixéry, vyznačující setím, že tvarovaný konec hřídele (3) se přitlačuje proti tvarova-címu třecímu dílu (13) uchycenému v pouzdru (14) ve vodítku (10),přičemž otáčením hřídele vzniká třecí teplo, tímto se tepelně atlakem vytvaruje žádaný tvar konce hřídele (3), načež se vytva-rovaný konee hřídele (3) ochladí v chladlo ím médiu· 1 výkres Uznáno vynálezem na základě výsledků expertizy, provedené Úřa-dem pro vynálezeotví a patentnictví, Berlín, DD
CS657379A 1978-10-28 1979-09-27 Method of shaping cylindrical end portions of low output electric motor rotor shafts by friction on convex shaft front surface under pressure CS222974B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD20873178A DD139330B1 (de) 1978-10-28 1978-10-28 Axiallagerung der laeuferwelle von elektromotoren

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CS222974B1 true CS222974B1 (en) 1983-08-26

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CS657379A CS222974B1 (en) 1978-10-28 1979-09-27 Method of shaping cylindrical end portions of low output electric motor rotor shafts by friction on convex shaft front surface under pressure

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CS (1) CS222974B1 (cs)
DD (1) DD139330B1 (cs)
DE (1) DE2925424A1 (cs)
FR (1) FR2440109A1 (cs)

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DD139330B1 (de) 1980-12-24
FR2440109A1 (fr) 1980-05-23
DE2925424A1 (de) 1980-05-08
FR2440109B3 (cs) 1982-11-19
DD139330A1 (de) 1979-12-19

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