JP4319479B2 - 主軸装置 - Google Patents

主軸装置 Download PDF

Info

Publication number
JP4319479B2
JP4319479B2 JP2003198560A JP2003198560A JP4319479B2 JP 4319479 B2 JP4319479 B2 JP 4319479B2 JP 2003198560 A JP2003198560 A JP 2003198560A JP 2003198560 A JP2003198560 A JP 2003198560A JP 4319479 B2 JP4319479 B2 JP 4319479B2
Authority
JP
Japan
Prior art keywords
main shaft
peripheral surface
gas
axial direction
guide rod
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.)
Expired - Fee Related
Application number
JP2003198560A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004130502A (ja
JP2004130502A5 (enExample
Inventor
慎治 田中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Via Mechanics Ltd
Original Assignee
Hitachi Via Mechanics Ltd
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 by Hitachi Via Mechanics Ltd filed Critical Hitachi Via Mechanics Ltd
Priority to JP2003198560A priority Critical patent/JP4319479B2/ja
Publication of JP2004130502A publication Critical patent/JP2004130502A/ja
Publication of JP2004130502A5 publication Critical patent/JP2004130502A5/ja
Application granted granted Critical
Publication of JP4319479B2 publication Critical patent/JP4319479B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Turning (AREA)
  • Machine Tool Units (AREA)
JP2003198560A 2002-08-09 2003-07-17 主軸装置 Expired - Fee Related JP4319479B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2003198560A JP4319479B2 (ja) 2002-08-09 2003-07-17 主軸装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002234010 2002-08-09
JP2003198560A JP4319479B2 (ja) 2002-08-09 2003-07-17 主軸装置

Publications (3)

Publication Number Publication Date
JP2004130502A JP2004130502A (ja) 2004-04-30
JP2004130502A5 JP2004130502A5 (enExample) 2005-10-27
JP4319479B2 true JP4319479B2 (ja) 2009-08-26

Family

ID=32300990

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003198560A Expired - Fee Related JP4319479B2 (ja) 2002-08-09 2003-07-17 主軸装置

Country Status (1)

Country Link
JP (1) JP4319479B2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5009588B2 (ja) * 2006-10-26 2012-08-22 株式会社ツガミ 主軸装置
DE102006056634B3 (de) * 2006-11-30 2008-03-06 Aerolas Gmbh, Aerostatische Lager- Lasertechnik Hochdrehzahlspindel
JP4835504B2 (ja) * 2007-05-01 2011-12-14 株式会社ジェイテクト 軸受装置
CN102500772A (zh) * 2011-11-21 2012-06-20 苏州吉矽精密科技有限公司 一种可更换式蝶形弹簧结构的空气主轴转子
CN102500771A (zh) * 2011-11-21 2012-06-20 苏州吉矽精密科技有限公司 一种可更换夹头式结构的空气主轴转子
CN102489726A (zh) * 2011-11-26 2012-06-13 广州市昊志机电股份有限公司 一种气浮高速电主轴
KR101492439B1 (ko) * 2013-08-07 2015-02-23 (주)하이드롬 자동공구교환장치가 구비된 공작기계용 에어베어링 스핀들
CN110067811B (zh) * 2019-05-30 2024-03-26 中国工程物理研究院机械制造工艺研究所 一种气浮转台

Also Published As

Publication number Publication date
JP2004130502A (ja) 2004-04-30

Similar Documents

Publication Publication Date Title
EP0997226B1 (en) High speed drilling spindle with reciprocating ceramic shaft and double-gripping centrifugal chuck
US11020833B2 (en) Turbine driven power unit for a cutting tool
CN100595008C (zh) 马达心轴
US10355546B2 (en) Spindle structure, electric motor, and machine tool formed with through hole for passage of fluid
JP4319479B2 (ja) 主軸装置
CN100444999C (zh) 带压脚的主轴装置
JP4232278B2 (ja) 動圧軸受及びそれを搭載したスピンドルモータ
JP3983411B2 (ja) プリント基板加工機のドリル保持装置
KR100859433B1 (ko) 소형 에어 스핀들 장치
CN100482388C (zh) 主轴装置
KR100428375B1 (ko) 공작기계용 스핀들
HK1064633A (en) Spindle unit
JPH1019043A (ja) 静圧軸受スピンドル
CN101015110A (zh) 空气轴承主轴
KR100341143B1 (ko) 공작기계의 스핀들 클램핑장치
WO2008015454A1 (en) Tool holder assemblies
CN200991757Y (zh) 一种主轴装置的主轴结构
JP4353597B2 (ja) ロングノーズ型ツールホルダ
CN115560000B (zh) 一种气浮主轴组件和机床
EP2183069B1 (en) Rotary tool holder assemblies
HK1220505B (en) Turbine driven power unit for a cutting tool
WO2016124900A1 (en) Rotary tool holder assembly and method of changing a tool
KR20210046352A (ko) 회전 장치 및 회전 장치의 키홈 가공방법
JP2004141972A (ja) 自動工具交換装置
JP2009536103A (ja) 工具保持スピンドル

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050829

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050829

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20080930

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20081201

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090127

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090330

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20090526

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20090528

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120605

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120605

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130605

Year of fee payment: 4

S533 Written request for registration of change of name

Free format text: JAPANESE INTERMEDIATE CODE: R313533

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

LAPS Cancellation because of no payment of annual fees