JPH03103103U - - Google Patents

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Publication number
JPH03103103U
JPH03103103U JP1191190U JP1191190U JPH03103103U JP H03103103 U JPH03103103 U JP H03103103U JP 1191190 U JP1191190 U JP 1191190U JP 1191190 U JP1191190 U JP 1191190U JP H03103103 U JPH03103103 U JP H03103103U
Authority
JP
Japan
Prior art keywords
motor
end side
attached
rotor
main 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.)
Pending
Application number
JP1191190U
Other languages
English (en)
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 JP1191190U priority Critical patent/JPH03103103U/ja
Publication of JPH03103103U publication Critical patent/JPH03103103U/ja
Pending legal-status Critical Current

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  • Turning (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例に係る主軸支持構造
を採用した主軸頭の断面図、第2図は従来技術に
係る主軸頭の断面図である。 図面中、1……主軸、2,11……軸受、3,
4,9……ラビリンス、5,12,30……軸受
箱、7……ロータ、8……ステータ、10……外
輪止め、13……ボルト、15……本体、D1,
D2……内径、d1,d2……外径である。

Claims (1)

    【実用新案登録請求の範囲】
  1. モータを構成するロータが取付けられ且つこの
    モータにより駆動回転される主軸と、前記モータ
    のステータが取付けられ且つ前記ロータを挾んだ
    前端側及び基端側がそれぞれ軸受を介して前記主
    軸を回転自在に支持する工作機械の本体とを有す
    る主軸支持構造において、前記前端側に位置する
    軸受が取付けられる前記本体の軸受箱の内径を前
    記ロータの外径より大きくしたことを特徴とする
    主軸支持構造。
JP1191190U 1990-02-13 1990-02-13 Pending JPH03103103U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1191190U JPH03103103U (ja) 1990-02-13 1990-02-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1191190U JPH03103103U (ja) 1990-02-13 1990-02-13

Publications (1)

Publication Number Publication Date
JPH03103103U true JPH03103103U (ja) 1991-10-25

Family

ID=31515417

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1191190U Pending JPH03103103U (ja) 1990-02-13 1990-02-13

Country Status (1)

Country Link
JP (1) JPH03103103U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011148015A (ja) * 2010-01-19 2011-08-04 Nsk Ltd 主軸装置及びそれを備えた工作機械

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011148015A (ja) * 2010-01-19 2011-08-04 Nsk Ltd 主軸装置及びそれを備えた工作機械

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