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1. JP2020085176 - 軸受組立体およびモータ

Office Japan
Application Number 2018222984
Application Date 29.11.2018
Publication Number 2020085176
Publication Date 04.06.2020
Publication Kind A
IPC
F16C 35/077
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
CSHAFTS; FLEXIBLE SHAFTS; MECHANICAL MEANS FOR TRANSMITTING MOVEMENT IN A FLEXIBLE SHEATHING; ELEMENTS OF CRANKSHAFT MECHANISMS; PIVOTS; PIVOTAL CONNECTIONS; ROTARY ENGINEERING ELEMENTS OTHER THAN GEARING, COUPLING, CLUTCH OR BRAKE ELEMENTS; BEARINGS
35Rigid support of bearing units; Housings, e.g. caps, covers
04in the case of ball or roller bearings
06Mounting of ball or roller bearings; Fixing them onto shaft or in housing
07Fixing them on the shaft or housing with interposition of an element
077between housing and outer race ring
F16C 19/06
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
CSHAFTS; FLEXIBLE SHAFTS; MECHANICAL MEANS FOR TRANSMITTING MOVEMENT IN A FLEXIBLE SHEATHING; ELEMENTS OF CRANKSHAFT MECHANISMS; PIVOTS; PIVOTAL CONNECTIONS; ROTARY ENGINEERING ELEMENTS OTHER THAN GEARING, COUPLING, CLUTCH OR BRAKE ELEMENTS; BEARINGS
19Bearings with rolling contact, for exclusively rotary movement
02with bearing balls essentially of the same size in one or more circular rows
04for radial load mainly
06with a single row of balls
F16C 23/06
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
CSHAFTS; FLEXIBLE SHAFTS; MECHANICAL MEANS FOR TRANSMITTING MOVEMENT IN A FLEXIBLE SHEATHING; ELEMENTS OF CRANKSHAFT MECHANISMS; PIVOTS; PIVOTAL CONNECTIONS; ROTARY ENGINEERING ELEMENTS OTHER THAN GEARING, COUPLING, CLUTCH OR BRAKE ELEMENTS; BEARINGS
23Bearings for exclusively rotary movement adjustable for aligning or positioning
06Ball or roller bearings
H02K 5/173
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
KDYNAMO-ELECTRIC MACHINES
5Casings; Enclosures; Supports
04Casings or enclosures characterised by the shape, form or construction thereof
16Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
173using bearings with rolling contact, e.g. ball bearings
Applicants 日本電産サンキョー株式会社
Inventors 伊佐治 直哉
Agents 宮崎 昭夫
緒方 雅昭
Title
(JA) 軸受組立体およびモータ
Abstract
(JA)

【課題】高温環境下でも安定した回転を実現する軸受組立体を提供する。
【解決手段】軸受組立体7は、円筒部材からなる外側ホルダ10と、円筒部材からなり、外側ホルダ10の内周に挿入された内側ホルダ20と、内側ホルダ20の内周に固定され、軸部材が挿入されて固定される転がり軸受30と、を有し、外側ホルダ10には、軸方向端面12にホルダ溝部13が形成され、内側ホルダ20には、外周面21から径方向に延びるアーム部26が形成され、ホルダ溝部13とアーム部26が、周方向に係合して外側ホルダ10と内側ホルダ20との相対回転を規制する。
【選択図】図2

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