JPS631915U - - Google Patents

Info

Publication number
JPS631915U
JPS631915U JP1986094559U JP9455986U JPS631915U JP S631915 U JPS631915 U JP S631915U JP 1986094559 U JP1986094559 U JP 1986094559U JP 9455986 U JP9455986 U JP 9455986U JP S631915 U JPS631915 U JP S631915U
Authority
JP
Japan
Prior art keywords
rolling bearings
outer ring
spring force
shoulder
rotating shaft
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.)
Granted
Application number
JP1986094559U
Other languages
English (en)
Other versions
JPH0512491Y2 (ja
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 filed Critical
Priority to JP1986094559U priority Critical patent/JPH0512491Y2/ja
Publication of JPS631915U publication Critical patent/JPS631915U/ja
Application granted granted Critical
Publication of JPH0512491Y2 publication Critical patent/JPH0512491Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
    • F16C25/06—Ball or roller bearings
    • F16C25/08—Ball or roller bearings self-adjusting
    • F16C25/083—Ball or roller bearings self-adjusting with resilient means acting axially on a race ring to preload the bearing
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
    • F16C19/163—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls with angular contact
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • F16C19/546—Systems with spaced apart rolling bearings including at least one angular contact bearing
    • F16C19/547—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings
    • F16C19/548—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings in O-arrangement

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Support Of The Bearing (AREA)

Description

【図面の簡単な説明】
第１図は支承構造の上半分を示す断面図、第２
図は支承構造の別の実施例を示す上半分の断面図
、第３図は支承構造を組み込んだ高速加工機の断
面図、第４図は従来の定圧予圧方法を示す断面図
である。 ３０，６０：支承構造、３２：回転軸、３４：
ハウジング、３５ｃ，３５ｄ，６５ｃ，６５ｄ：
肩、３６，３８：ころがり軸受、４４，４６，６
２：ばね、４８：スペーサ、８０：摩擦駆動型遊
星ローラ式増速機構。

Claims (1)

    【実用新案登録請求の範囲】
  1. 回転軸を、その軸線方向へ間隔をおいてハウジ
    ングに装着された背面合せの２個のころがり軸受
    で支持する一方、各ころがり軸受の外輪にばね力
    を付与し、２個のころがり軸受の内輪間にスペー
    サを配置して該スペーサを締め付ける回転軸の支
    承構造であつて、前記ハウジングは、前記２個の
    ころがり軸受の前記外輪の端面がそれぞれ当接す
    る一対の肩を有し、これら肩間の距離は、冷間時
    に、前記２個のころがり軸受の前記内輪を介して
    前記スペーサを締め付けたとき、前記各外輪の端
    面と各肩とが密接し、かつ各肩から各外輪へ締付
    反力が実質的に及ぼされない大きさに形成され、
    前記ころがり軸受の予圧は実質的にばね力によつ
    てのみ得られる、回転軸の支承構造。
JP1986094559U 1986-06-23 1986-06-23 Expired - Lifetime JPH0512491Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986094559U JPH0512491Y2 (ja) 1986-06-23 1986-06-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986094559U JPH0512491Y2 (ja) 1986-06-23 1986-06-23

Publications (2)

Publication Number Publication Date
JPS631915U true JPS631915U (ja) 1988-01-08
JPH0512491Y2 JPH0512491Y2 (ja) 1993-03-31

Family

ID=30958145

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986094559U Expired - Lifetime JPH0512491Y2 (ja) 1986-06-23 1986-06-23

Country Status (1)

Country Link
JP (1) JPH0512491Y2 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6287323B2 (ja) * 2013-09-24 2018-03-07 日本精工株式会社 歯科エアタービン用軸受ユニット及び歯科エアタービン

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5099341U (ja) * 1974-01-22 1975-08-18
JPS58130121U (ja) * 1982-02-26 1983-09-02 日産ディーゼル工業株式会社 円錐ころ軸受予圧装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5099341U (ja) * 1974-01-22 1975-08-18
JPS58130121U (ja) * 1982-02-26 1983-09-02 日産ディーゼル工業株式会社 円錐ころ軸受予圧装置

Also Published As

Publication number Publication date
JPH0512491Y2 (ja) 1993-03-31

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