JPH01110001U - - Google Patents

Info

Publication number
JPH01110001U
JPH01110001U JP1988002757U JP275788U JPH01110001U JP H01110001 U JPH01110001 U JP H01110001U JP 1988002757 U JP1988002757 U JP 1988002757U JP 275788 U JP275788 U JP 275788U JP H01110001 U JPH01110001 U JP H01110001U
Authority
JP
Japan
Prior art keywords
magnetic bearing
spindle
rotating spindle
shaft hole
reducing means
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
JP1988002757U
Other languages
Japanese (ja)
Other versions
JPH074088Y2 (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 JP1988002757U priority Critical patent/JPH074088Y2/en
Publication of JPH01110001U publication Critical patent/JPH01110001U/ja
Application granted granted Critical
Publication of JPH074088Y2 publication Critical patent/JPH074088Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2322/00Apparatus used in shaping articles
    • F16C2322/39General buildup of machine tools, e.g. spindles, slides, actuators

Landscapes

  • Turning (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1〜4図は本考案による磁気軸受スピンドル
の一実施例を示す図であり、第1図は磁気軸受加
工装置の全体構成図、第2図はaは第1次および
第2次の曲げ振動モード曲線、第2図bは回転ス
ピンドルの一部破断側面図、第3図、第4図は振
動軽減手段の拡大側面図である。 1……磁気軸受加工装置、2……本体、3……
回転スピンドル(磁気軸受スピンドル)、3a…
…段部、3b,3c……小径部、3d……軸穴、
5,6……ラジアル電磁石(磁気軸受)、8……
モータ、10……フランジ部、11,12……ア
キシヤル電磁石(磁気軸受)、14,15,16
……変位センサ、18,19……保護ベアリング
、21……砥石、{22……Oリング、24,2
6……質量体}振動軽減手段、24a……大径部
、24b……凸部、24c……割り溝、24d…
…ネジ軸、26a……ランド部、28……カラー
1 to 4 are diagrams showing one embodiment of a magnetic bearing spindle according to the present invention, FIG. 1 is an overall configuration diagram of a magnetic bearing processing device, and FIG. Vibration mode curves, FIG. 2b is a partially cutaway side view of the rotating spindle, and FIGS. 3 and 4 are enlarged side views of the vibration reduction means. 1...Magnetic bearing processing device, 2...Main body, 3...
Rotating spindle (magnetic bearing spindle), 3a...
...Stepped part, 3b, 3c...Small diameter part, 3d...Shaft hole,
5, 6...Radial electromagnet (magnetic bearing), 8...
Motor, 10...Flange part, 11, 12...Axial electromagnet (magnetic bearing), 14, 15, 16
... Displacement sensor, 18, 19 ... Protective bearing, 21 ... Grinding wheel, {22 ... O-ring, 24, 2
6...Mass body} Vibration reducing means, 24a... Large diameter portion, 24b... Convex portion, 24c... Division groove, 24d...
...Screw shaft, 26a...Land part, 28...Color.

補正 昭63.4.20 考案の名称を次のように補正する。 考案の名称 磁気軸受スピンドル 実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。
Amendment April 20, 1983 The name of the invention is amended as follows. Name of the invention: Magnetic bearing spindle The scope of the utility model registration claims and the brief description of the drawings are amended as follows.

【実用新案登録請求の範囲】 回転スピンドルを磁気浮上させて軸受支持する
磁気軸受を備えた磁気軸受装置において、前記回
転スピンドルの軸孔内に長さ方向に間隔をおいて
複数箇所に振動軽減手段を設けたことを特徴とす
る磁気軸受スピンドル。
[Claims for Utility Model Registration] A magnetic bearing device equipped with a magnetic bearing that magnetically levitates a rotating spindle to support the bearing, comprising vibration reducing means at a plurality of locations spaced apart in the length direction within the shaft hole of the rotating spindle. A magnetic bearing spindle characterized by being provided with.

【図面の簡単な説明】 第1〜4図は本考案による磁気軸受スピンドル
の一実施例を示す図であり、第1図は磁気軸受加
工装置の全体構成図、第2図はaは第1次および
第2次の曲げ振動モード曲線、第2図bは回転ス
ピンドルの一部破断側面図、第3図、第4図は振
動軽減手段の拡大側面図である。 1……磁気軸受加工装置、2……本体、3……
回転スピンドル(磁気軸受スピンドル)、3a…
…段部、3b,3c……小径部、3d……軸穴、
5,6……ラジアル電磁石(磁気軸受)、8……
モータ、10……フランジ部、11,12……ア
キシヤル電磁石(磁気軸受)、14,15,16
……変位センサ、18,19……保護ベアリング
、21……砥石、{22……Oリング、24,2
6……質量体}振動軽減手段、24a……大径部
、24b……凸部、24c……割り溝、24d…
…ネジ軸、26a……ランド部、28……カラー
[Brief Description of the Drawings] Figures 1 to 4 are diagrams showing one embodiment of a magnetic bearing spindle according to the present invention, Figure 1 is an overall configuration diagram of a magnetic bearing processing device, and Figure 2 is a diagram showing the first embodiment of a magnetic bearing spindle. FIG. 2b is a partially cut-away side view of the rotating spindle, and FIGS. 3 and 4 are enlarged side views of the vibration reduction means. 1...Magnetic bearing processing device, 2...Main body, 3...
Rotating spindle (magnetic bearing spindle), 3a...
...Stepped part, 3b, 3c...Small diameter part, 3d...Shaft hole,
5, 6...Radial electromagnet (magnetic bearing), 8...
Motor, 10...Flange part, 11, 12...Axial electromagnet (magnetic bearing), 14, 15, 16
... Displacement sensor, 18, 19 ... Protective bearing, 21 ... Grinding wheel, {22 ... O-ring, 24, 2
6...Mass body} Vibration reducing means, 24a... Large diameter portion, 24b... Convex portion, 24c... Division groove, 24d...
...Screw shaft, 26a...Land part, 28...Color.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回転スピンドルを磁気浮上させて軸受支持する
磁気軸受を備えた磁気軸受装置において、前記回
転スピンドルの軸孔内に長さ方向に間隔をおいて
複数箇所に振動軽減手段を設けたことを特徴とす
る磁気軸受スピンドル。
A magnetic bearing device equipped with a magnetic bearing that magnetically levitates and supports a rotating spindle, characterized in that vibration reducing means are provided at a plurality of locations spaced apart in the length direction within the shaft hole of the rotating spindle. Magnetic bearing spindle.
JP1988002757U 1988-01-13 1988-01-13 Magnetic bearing spindle Expired - Lifetime JPH074088Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988002757U JPH074088Y2 (en) 1988-01-13 1988-01-13 Magnetic bearing spindle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988002757U JPH074088Y2 (en) 1988-01-13 1988-01-13 Magnetic bearing spindle

Publications (2)

Publication Number Publication Date
JPH01110001U true JPH01110001U (en) 1989-07-25
JPH074088Y2 JPH074088Y2 (en) 1995-02-01

Family

ID=31203805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988002757U Expired - Lifetime JPH074088Y2 (en) 1988-01-13 1988-01-13 Magnetic bearing spindle

Country Status (1)

Country Link
JP (1) JPH074088Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018024063A (en) * 2016-08-10 2018-02-15 オークマ株式会社 Spindle device of machine tool

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6040819U (en) * 1983-08-30 1985-03-22 マツダ株式会社 Low noise rotating shaft
JPS62153423U (en) * 1986-03-20 1987-09-29

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6040819U (en) * 1983-08-30 1985-03-22 マツダ株式会社 Low noise rotating shaft
JPS62153423U (en) * 1986-03-20 1987-09-29

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018024063A (en) * 2016-08-10 2018-02-15 オークマ株式会社 Spindle device of machine tool

Also Published As

Publication number Publication date
JPH074088Y2 (en) 1995-02-01

Similar Documents

Publication Publication Date Title
JPH01110001U (en)
JPH0198316U (en)
JPH0272648U (en)
JPH01146781U (en)
JPH0244859U (en)
JPS61108081U (en)
JPS63137560U (en)
JPH01100924U (en)
JPH03103103U (en)
JPH0166902U (en)
JPH0314943U (en)
JPH03123117U (en)
JPS63142422U (en)
JPS6158853U (en)
JPH0171223U (en)
JPH03108899U (en)
JPH03105719U (en)
JPS61104758U (en)
JPS60101222U (en) magnetic bearing
JPS6394327U (en)
JPH02114225U (en)
JPH0158284U (en)
JPH0276219U (en)
JPS61122423U (en)
JPH02101370U (en)