JPH01148210U - - Google Patents

Info

Publication number
JPH01148210U
JPH01148210U JP4326488U JP4326488U JPH01148210U JP H01148210 U JPH01148210 U JP H01148210U JP 4326488 U JP4326488 U JP 4326488U JP 4326488 U JP4326488 U JP 4326488U JP H01148210 U JPH01148210 U JP H01148210U
Authority
JP
Japan
Prior art keywords
fluid pressure
pressure cylinder
cylinder device
main shaft
tool
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
JP4326488U
Other languages
Japanese (ja)
Other versions
JPH0453843Y2 (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 JP1988043264U priority Critical patent/JPH0453843Y2/ja
Publication of JPH01148210U publication Critical patent/JPH01148210U/ja
Application granted granted Critical
Publication of JPH0453843Y2 publication Critical patent/JPH0453843Y2/ja
Expired legal-status Critical Current

Links

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  • Gripping On Spindles (AREA)

Description

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

第１図は本考案の軸受保護装置を取付けた主軸
ユニツトの正面切断図、第２図は第１図の要部拡
大切断図である。 ５……主軸、８，１８……油圧シリンダ、１０
，１９……ピストン。 FIG. 1 is a front cutaway view of a main shaft unit to which a bearing protection device of the present invention is attached, and FIG. 2 is an enlarged cutaway view of the main part of FIG. 1. 5...Main shaft, 8, 18...Hydraulic cylinder, 10
, 19...piston.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 弾性部材により装着工具を主軸にクランプする
工具クランプ装置を有する主軸ユニツトにおいて
、前記工具クランプ装置の弾性部材１６を圧縮し
てアンクランプする第１流体圧シリンダ装置１８
，１９と、前記主軸ユニツト先端に設けられ前記
第１流体圧シリンダ装置の作用方向に対向する方
向に作用させる第２流体圧シリンダ装置８，１０
と、該第２流体圧シリンダ装置のピストン１０と
の係合部５ａを有する主軸５とを含んでなり、工
具のアンクランプ力に対向する力を主軸に付与し
て軸受にかかる力を軽減することを特徴とする軸
受保護装置。 In a spindle unit having a tool clamp device that clamps a mounted tool to the spindle using an elastic member, a first fluid pressure cylinder device 18 that compresses and unclamps the elastic member 16 of the tool clamp device.
, 19, and a second fluid pressure cylinder device 8, 10 that is provided at the tip of the main shaft unit and acts in a direction opposite to the direction of action of the first fluid pressure cylinder device.
and a main shaft 5 having an engaging portion 5a with the piston 10 of the second fluid pressure cylinder device, which applies a force opposing the unclamping force of the tool to the main shaft to reduce the force applied to the bearing. A bearing protection device characterized by:
JP1988043264U 1988-03-31 1988-03-31 Expired JPH0453843Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988043264U JPH0453843Y2 (en) 1988-03-31 1988-03-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988043264U JPH0453843Y2 (en) 1988-03-31 1988-03-31

Publications (2)

Publication Number Publication Date
JPH01148210U true JPH01148210U (en) 1989-10-13
JPH0453843Y2 JPH0453843Y2 (en) 1992-12-17

Family

ID=31269670

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988043264U Expired JPH0453843Y2 (en) 1988-03-31 1988-03-31

Country Status (1)

Country Link
JP (1) JPH0453843Y2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2757964B1 (en) 2011-05-26 2016-05-04 Cartiva, Inc. Tapered joint implant and related tools

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS616027U (en) * 1984-06-15 1986-01-14 マツダ株式会社 Vehicle drive axle device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS616027U (en) * 1984-06-15 1986-01-14 マツダ株式会社 Vehicle drive axle device

Also Published As

Publication number Publication date
JPH0453843Y2 (en) 1992-12-17

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