JP2507037Y2 - 連続予圧可変式スピンドルユニット - Google Patents

連続予圧可変式スピンドルユニット

Info

Publication number
JP2507037Y2
JP2507037Y2 JP1990082328U JP8232890U JP2507037Y2 JP 2507037 Y2 JP2507037 Y2 JP 2507037Y2 JP 1990082328 U JP1990082328 U JP 1990082328U JP 8232890 U JP8232890 U JP 8232890U JP 2507037 Y2 JP2507037 Y2 JP 2507037Y2
Authority
JP
Japan
Prior art keywords
bearing
preload
hydraulic
amount
bearing box
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
JP1990082328U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0439415U (enrdf_load_stackoverflow
Inventor
圭 木全
正継 森
昌平 中村
Original Assignee
エヌティエヌ株式会社
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 エヌティエヌ株式会社 filed Critical エヌティエヌ株式会社
Priority to JP1990082328U priority Critical patent/JP2507037Y2/ja
Publication of JPH0439415U publication Critical patent/JPH0439415U/ja
Application granted granted Critical
Publication of JP2507037Y2 publication Critical patent/JP2507037Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Turning (AREA)
  • Support Of The Bearing (AREA)
JP1990082328U 1990-07-31 1990-07-31 連続予圧可変式スピンドルユニット Expired - Fee Related JP2507037Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990082328U JP2507037Y2 (ja) 1990-07-31 1990-07-31 連続予圧可変式スピンドルユニット

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990082328U JP2507037Y2 (ja) 1990-07-31 1990-07-31 連続予圧可変式スピンドルユニット

Publications (2)

Publication Number Publication Date
JPH0439415U JPH0439415U (enrdf_load_stackoverflow) 1992-04-03
JP2507037Y2 true JP2507037Y2 (ja) 1996-08-14

Family

ID=31629038

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990082328U Expired - Fee Related JP2507037Y2 (ja) 1990-07-31 1990-07-31 連続予圧可変式スピンドルユニット

Country Status (1)

Country Link
JP (1) JP2507037Y2 (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5012144U (enrdf_load_stackoverflow) * 1973-05-29 1975-02-07
JPS6188015A (ja) * 1984-10-08 1986-05-06 Nippon Seiko Kk 予圧制御スピンドルユニツト
JPS62130218U (enrdf_load_stackoverflow) * 1986-02-07 1987-08-17

Also Published As

Publication number Publication date
JPH0439415U (enrdf_load_stackoverflow) 1992-04-03

Similar Documents

Publication Publication Date Title
US5388917A (en) Spindle unit
US6505972B1 (en) Bearing with adjustable setting
US5772334A (en) Fluid film bearings
US6394658B1 (en) Bearing systems having reduced noise and axial preload
JPH0554565B2 (enrdf_load_stackoverflow)
KR20210115191A (ko) 볼스크류 축계의 예압 보정장치 및 보정방법
US5820272A (en) Bearing structure for a rotating shaft
JP2507037Y2 (ja) 連続予圧可変式スピンドルユニット
JP2509747Y2 (ja) 予圧可変式スピンドルユニット
JP2602325B2 (ja) 予圧可変式スピンドルユニット
JPH1089355A (ja) 主軸ベアリングの予圧制御装置
JPH0825106A (ja) 軸受の予圧調整装置
JPH05138408A (ja) 高速主軸装置
JPH0822481B2 (ja) 予圧切換型スピンドルユニツト
JPH0239644B2 (ja) Kukijikukesochi
JPH086741B2 (ja) 気体軸受装置
JP2004036748A (ja) 主軸装置及び予圧制御方法
JPH039116A (ja) ころがり軸受用自動予圧調整装置
JPH11138304A (ja) 工作機械用主軸装置
JP2816596B2 (ja) 軸受の予圧装置
JP3571505B2 (ja) 主軸の変位補正装置
JPH10286701A (ja) 工作機械の主軸装置
JPH10205537A (ja) 回転型静圧軸受装置
KR100198362B1 (ko) 베어링 자동예압장치
JP2841520B2 (ja) 予圧可変スピンドル

Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees