JPS6087604U - eccentric chuck - Google Patents

eccentric chuck

Info

Publication number
JPS6087604U
JPS6087604U JP18118983U JP18118983U JPS6087604U JP S6087604 U JPS6087604 U JP S6087604U JP 18118983 U JP18118983 U JP 18118983U JP 18118983 U JP18118983 U JP 18118983U JP S6087604 U JPS6087604 U JP S6087604U
Authority
JP
Japan
Prior art keywords
base
eccentric
chuck body
eccentricity
chuck
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
JP18118983U
Other languages
Japanese (ja)
Other versions
JPS646162Y2 (en
Inventor
弘 小島
悦郎 島田
一博 長井
Original Assignee
日立精機株式会社
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 日立精機株式会社 filed Critical 日立精機株式会社
Priority to JP18118983U priority Critical patent/JPS6087604U/en
Publication of JPS6087604U publication Critical patent/JPS6087604U/en
Application granted granted Critical
Publication of JPS646162Y2 publication Critical patent/JPS646162Y2/ja
Granted legal-status Critical Current

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  • Gripping On Spindles (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来の偏心チャックを示す平面図及び側面図で
あり、第２図は本考案に係る偏心チャックの一実施例を
示す断面図、第３図は第２図の■−ｍ矢視断面図、第４
図は第３図のＩＶ−ＩＶ矢視断面図、第５図は第４図の
■−■矢視断面図である。 １１・・・主軸、１５・・・ケーシング、１６・・・カ
バー、１７・・・ベース、１８・・・シリンダ室、１９
，２０・・・シリンダ室、２２・・・偏心穴、２８・・
・ピストン、３１，３２・・・油路、３３．３４・・・
パイプ、３８・・・茎部、４０・・・スプール、４３．
４４・・・部屋、４５．４６・・・油路、４８・・・偏
心溝、５６・・・摺動手段、５７・・・ロック手段。 第１図 第２図　−Fig. 1 is a plan view and a side view showing a conventional eccentric chuck, Fig. 2 is a cross-sectional view showing an embodiment of the eccentric chuck according to the present invention, and Fig. 3 is a view taken from the ■-m arrow in Fig. 2. Cross section, 4th
The figure is a sectional view taken along the line IV--IV in FIG. 3, and FIG. 5 is a sectional view taken along the line ■--■ in FIG. 4. DESCRIPTION OF SYMBOLS 11... Main shaft, 15... Casing, 16... Cover, 17... Base, 18... Cylinder chamber, 19
, 20... Cylinder chamber, 22... Eccentric hole, 28...
・Piston, 31, 32...Oil passage, 33.34...
Pipe, 38... Stem, 40... Spool, 43.
44... Room, 45.46... Oil path, 48... Eccentric groove, 56... Sliding means, 57... Locking means. Figure 1 Figure 2 -

Claims (1)

【実用新案登録請求の範囲】 主軸台に回転及び回転割出し可能に軸承された主軸を有
する旋削工作機械において、 前記主軸端に主軸軸線と同心的に固定されたチャックボ
デーと、 該チャックボデー前端部にあって主軸軸線と直交する方
向に設けられた案内溝と、 該案内溝に摺動可能に挿嵌し前記チャックボデー側に円
柱を形成した反対側端部にワーク取付部を有するベース
と、 該ベースを主軸軸線を横切る方向に移動すべく前記チャ
ックボデー内に設けられた移動手段と、該移動手段内に
あって前記ベースを前記オヤツクボデーに対し押し付は
締め付ける締め付は手段と、 前記チャックボデーに回動可能に挿嵌し前端部に前記ベ
ースの移動を規制する偏心穴を有し該偏心穴と対称的に
偏心する偏心溝を内周部に設けると共に回動を規制する
規制部を有し前記チャックボデーの前後端を覆い外部に
対し密封する円筒カバーと、 前記チャックボデー内にあって前記移動手段の両側に平
行に設けられた前記円筒カバーの偏心溝に規制されて前
記ベースの偏心方向と逆方向に偏心するバランサーとか
ら成り、主軸の回転割出しにより円筒カバーの偏心穴で
規制し前記ベースの偏心量を調整することを特徴とする
偏心チャック。[Scope of Claim for Utility Model Registration] A turning machine tool having a main spindle rotatably and rotationally indexably supported on a headstock, a chuck body fixed to the end of the main spindle concentrically with the spindle axis, and a front end of the chuck body. a guide groove provided in a direction perpendicular to the spindle axis, and a base that is slidably fitted into the guide groove and has a workpiece mounting portion at the opposite end thereof forming a cylinder on the chuck body side; a moving means provided within the chuck body to move the base in a direction transverse to the spindle axis; a tightening means disposed within the moving means for pressing or tightening the base against the old body; A regulating part that is rotatably inserted into the chuck body, has an eccentric hole in the front end for regulating the movement of the base, and has an eccentric groove eccentrically symmetrical to the eccentric hole in the inner circumferential part, and also regulates the rotation. a cylindrical cover that covers the front and rear ends of the chuck body and seals it from the outside; An eccentric chuck comprising a balancer that is eccentric in a direction opposite to the eccentric direction of the base, and the eccentricity of the base is adjusted by adjusting the eccentricity of the base by adjusting the eccentricity hole of the cylindrical cover by rotationally indexing the main shaft.
JP18118983U 1983-11-24 1983-11-24 eccentric chuck Granted JPS6087604U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18118983U JPS6087604U (en) 1983-11-24 1983-11-24 eccentric chuck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18118983U JPS6087604U (en) 1983-11-24 1983-11-24 eccentric chuck

Publications (2)

Publication Number Publication Date
JPS6087604U true JPS6087604U (en) 1985-06-15
JPS646162Y2 JPS646162Y2 (en) 1989-02-16

Family

ID=30392681

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18118983U Granted JPS6087604U (en) 1983-11-24 1983-11-24 eccentric chuck

Country Status (1)

Country Link
JP (1) JPS6087604U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61109601U (en) * 1984-12-24 1986-07-11
JPS61152306A (en) * 1984-12-25 1986-07-11 Toyoda Mach Works Ltd Eccentric chuck device for crankshaft
JP2011131321A (en) * 2009-12-24 2011-07-07 Kitagawa Iron Works Co Ltd Eccentric chuck device and method for eccentrically deviating workpiece

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5871010A (en) * 1981-10-26 1983-04-27 Komatsu Ltd Chuck

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5871010A (en) * 1981-10-26 1983-04-27 Komatsu Ltd Chuck

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61109601U (en) * 1984-12-24 1986-07-11
JPS61152306A (en) * 1984-12-25 1986-07-11 Toyoda Mach Works Ltd Eccentric chuck device for crankshaft
JP2011131321A (en) * 2009-12-24 2011-07-07 Kitagawa Iron Works Co Ltd Eccentric chuck device and method for eccentrically deviating workpiece

Also Published As

Publication number Publication date
JPS646162Y2 (en) 1989-02-16

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