DE29624215U1 - Power operated chuck - Google Patents

Power operated chuck

Info

Publication number
DE29624215U1
DE29624215U1 DE29624215U DE29624215U DE29624215U1 DE 29624215 U1 DE29624215 U1 DE 29624215U1 DE 29624215 U DE29624215 U DE 29624215U DE 29624215 U DE29624215 U DE 29624215U DE 29624215 U1 DE29624215 U1 DE 29624215U1
Authority
DE
Germany
Prior art keywords
jaw
clamping
guide
side surfaces
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.)
Expired - Lifetime
Application number
DE29624215U
Other languages
German (de)
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.)
Illinois Tool Works Inc
Original Assignee
Forkardt Deutschland GmbH
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 Forkardt Deutschland GmbH filed Critical Forkardt Deutschland GmbH
Priority to DE29624215U priority Critical patent/DE29624215U1/en
Priority claimed from EP96108677A external-priority patent/EP0810049B1/en
Publication of DE29624215U1 publication Critical patent/DE29624215U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
    • B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
    • B23B31/16233—Jaws movement actuated by oblique surfaces of a coaxial control rod

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (1)

Kraftbetätigtes Spannfutter mit einem Futterkörper (1), in dem mindestens zwei radiale Backenführungen (3) für jeweils eine, vorzugsweise aus Grund- und Auf­ satzbacke bestehende Spannbacke (2) ausgebildet sind, wobei eine Mehrzahl von Führungsnuten (4) in den einander gegenüberliegenden Seitenflächen der Backenführungen (3) und auf den Seitenflächen der Spannbacken (2) diesen Führungsnuten (4) entsprechende Führungsleisten (5) ausgebildet sind, dadurch gekennzeichnet, daß die Spannbacken (2) jeweils mittels eines Keilhakens (9) in eine zugehörige Keilnut (10) eines axial im Futterkörper (1) geführten, mit einer Durch­ gangsbohrung (8) für die Aufnahme von Werkstücken versehenen Spannkolbens (6) eingreifen und daß mindestens zwei über die gesamte Länge der Spannbacke (2) verlaufende Führungsleisten (5) im frontseitigen Teil der Spannbacke (2) und mindestens eine im radial verkürzten hinteren Teil der Spannbacke (2) verlaufende Führungsleiste (5) mit trapezförmigem Querschnittsprofil ausgebildet sind.Power-operated chuck with a chuck body ( 1 ), in which at least two radial jaw guides ( 3 ) are formed for one clamping jaw ( 2 ), preferably consisting of a base jaw and a top jaw, a plurality of guide grooves ( 4 ) in the mutually opposite side surfaces of the jaw guides ( 3 ) and on the side surfaces of the clamping jaws ( 2 ) guide rails ( 5 ) corresponding to these guide grooves ( 4 ) are formed, characterized in that the clamping jaws ( 2 ) each by means of a wedge hook ( 9 ) into an associated key groove ( 10 ) an axially guided in the chuck body ( 1 ), with a through hole ( 8 ) for receiving workpieces clamping piston ( 6 ) and that at least two over the entire length of the clamping jaw ( 2 ) extending guide strips ( 5 ) in the front part of the clamping jaw (2) and at least one rear in the radially shortened part of the jaw (2) extending F guide strip (5) are designed with a trapezoidal cross-sectional profile.
DE29624215U 1996-05-30 1996-05-30 Power operated chuck Expired - Lifetime DE29624215U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29624215U DE29624215U1 (en) 1996-05-30 1996-05-30 Power operated chuck

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29624215U DE29624215U1 (en) 1996-05-30 1996-05-30 Power operated chuck
EP96108677A EP0810049B1 (en) 1996-05-30 1996-05-30 Powered chuck

Publications (1)

Publication Number Publication Date
DE29624215U1 true DE29624215U1 (en) 2001-03-08

Family

ID=26059807

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29624215U Expired - Lifetime DE29624215U1 (en) 1996-05-30 1996-05-30 Power operated chuck

Country Status (1)

Country Link
DE (1) DE29624215U1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8167316B2 (en) 2005-04-21 2012-05-01 Christian Egger Clamping head provided with floating clamping jaws
CN104001953A (en) * 2014-04-23 2014-08-27 大连华根精密机床有限公司 Double-groove centering floating clamping power chuck

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8167316B2 (en) 2005-04-21 2012-05-01 Christian Egger Clamping head provided with floating clamping jaws
CN104001953A (en) * 2014-04-23 2014-08-27 大连华根精密机床有限公司 Double-groove centering floating clamping power chuck

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20010412

R150 Term of protection extended to 6 years

Effective date: 20010424

R151 Term of protection extended to 8 years

Effective date: 20020801

R081 Change of applicant/patentee

Owner name: ILLINOIS TOOL WORKS INC., GLENVIEW, US

Free format text: FORMER OWNER: FORKARDT GMBH, 40547 DUESSELDORF, DE

Effective date: 20001227

Owner name: ILLINOIS TOOL WORKS INC., GLENVIEW, US

Free format text: FORMER OWNER: FORKARDT DEUTSCHLAND GMBH, 40699 ERKRATH, DE

Effective date: 20040816

R158 Lapse of ip right after 8 years

Effective date: 20041201