JPH01156805U - - Google Patents

Info

Publication number
JPH01156805U
JPH01156805U JP5307188U JP5307188U JPH01156805U JP H01156805 U JPH01156805 U JP H01156805U JP 5307188 U JP5307188 U JP 5307188U JP 5307188 U JP5307188 U JP 5307188U JP H01156805 U JPH01156805 U JP H01156805U
Authority
JP
Japan
Prior art keywords
lubricating oil
gripping claw
plunger
chuck
storage chambers
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
JP5307188U
Other languages
Japanese (ja)
Other versions
JPH0435048Y2 (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 JP5307188U priority Critical patent/JPH0435048Y2/ja
Publication of JPH01156805U publication Critical patent/JPH01156805U/ja
Application granted granted Critical
Publication of JPH0435048Y2 publication Critical patent/JPH0435048Y2/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図は本考案の潤滑油機構付チヤツクの正面
切断図、第２図は生爪を除いた第１図の側面図、
第３図は第１図の要部上視図である。 ２……チヤツク本体、４……プランジヤ、１１
……油穴、Ａ，Ｂ……潤滑油貯蔵室、δ……隙間
。 Fig. 1 is a front cutaway view of the chuck with lubricating oil mechanism of the present invention, Fig. 2 is a side view of Fig. 1 with the free jaw removed,
FIG. 3 is a top view of the main part of FIG. 1. 2...Chuck body, 4...Plunger, 11
...Oil hole, A, B...Lubricating oil storage chamber, δ...Gap.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 流体圧駆動のチヤツクにおいて、チヤツク本体
２の中心穴２ｃに軸方向移動可能に嵌挿され外周
軸方向に隙間δを有して把持爪内側５ａと係合す
る案内溝４ａを有する把持爪開閉用のプランジヤ
４と、前記チヤツク本体中心穴の前記プランジヤ
の前後に設けられた２つの潤滑油貯蔵室Ａ，Ｂと
、該貯蔵室及び把持爪摺動面２ｂに開口する前記
チヤツク本体に設けられた複数の油穴１１とを含
んでなり、把持爪開閉時のプランジヤの軸方向移
動で必要量の潤滑油が摺動面に供給されるととも
に余つた潤滑油が２つの貯蔵室間を移動すること
を特徴とするチヤツク爪の潤滑油供給機構。 In a chuck driven by fluid pressure, a gripping claw opening/closing device having a guide groove 4a that is fitted into the center hole 2c of the chuck body 2 so as to be movable in the axial direction and engages with the inner side 5a of the gripping claw with a gap δ in the outer circumferential axial direction. a plunger 4, two lubricating oil storage chambers A and B provided before and after the plunger in the center hole of the chuck body, and a lubricating oil storage chamber A and B provided in the chuck body opening to the storage chambers and the gripping claw sliding surface 2b. It includes a plurality of oil holes 11, and the required amount of lubricating oil is supplied to the sliding surface by the axial movement of the plunger when the gripping claw is opened and closed, and the excess lubricating oil is moved between the two storage chambers. A chuck claw lubricating oil supply mechanism featuring:
JP5307188U 1988-04-20 1988-04-20 Expired JPH0435048Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5307188U JPH0435048Y2 (en) 1988-04-20 1988-04-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5307188U JPH0435048Y2 (en) 1988-04-20 1988-04-20

Publications (2)

Publication Number Publication Date
JPH01156805U true JPH01156805U (en) 1989-10-27
JPH0435048Y2 JPH0435048Y2 (en) 1992-08-20

Family

ID=31279068

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5307188U Expired JPH0435048Y2 (en) 1988-04-20 1988-04-20

Country Status (1)

Country Link
JP (1) JPH0435048Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002144115A (en) * 2000-09-21 2002-05-21 Forkardt Schweiz Ag Dynamic lubricating method and device for power chuck
JP2007237339A (en) * 2006-03-09 2007-09-20 Howa Mach Ltd Chuck
JP2009233767A (en) * 2008-03-26 2009-10-15 Howa Mach Ltd Sealed chuck

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002144115A (en) * 2000-09-21 2002-05-21 Forkardt Schweiz Ag Dynamic lubricating method and device for power chuck
JP2007237339A (en) * 2006-03-09 2007-09-20 Howa Mach Ltd Chuck
JP2009233767A (en) * 2008-03-26 2009-10-15 Howa Mach Ltd Sealed chuck

Also Published As

Publication number Publication date
JPH0435048Y2 (en) 1992-08-20

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