DE2621702C2 - - Google Patents

Info

Publication number
DE2621702C2
DE2621702C2 DE19762621702 DE2621702A DE2621702C2 DE 2621702 C2 DE2621702 C2 DE 2621702C2 DE 19762621702 DE19762621702 DE 19762621702 DE 2621702 A DE2621702 A DE 2621702A DE 2621702 C2 DE2621702 C2 DE 2621702C2
Authority
DE
Germany
Prior art keywords
sleeve
piston
mandrel
conical
clamping
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
Application number
DE19762621702
Other languages
German (de)
English (en)
Other versions
DE2621702A1 (de
Inventor
Mirko Paris Fr Pollak
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.)
Tobler Sa Mecanique De Precision Franco-Suisse Louvres Fr
Original Assignee
Tobler Sa Mecanique De Precision Franco-Suisse Louvres Fr
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 Tobler Sa Mecanique De Precision Franco-Suisse Louvres Fr filed Critical Tobler Sa Mecanique De Precision Franco-Suisse Louvres Fr
Publication of DE2621702A1 publication Critical patent/DE2621702A1/de
Application granted granted Critical
Publication of DE2621702C2 publication Critical patent/DE2621702C2/de
Granted 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
    • B23B31/40—Expansion mandrels
    • B23B31/404—Gripping the work or tool by jaws moving radially controlled by conical surfaces
    • B23B31/4066—Gripping the work or tool by jaws moving radially controlled by conical surfaces using mechanical transmission through the spindle
DE19762621702 1975-06-13 1976-05-15 Spreizbarer dorn Granted DE2621702A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7518484A FR2314008A1 (fr) 1975-06-13 1975-06-13 Mandrin expansible

Publications (2)

Publication Number Publication Date
DE2621702A1 DE2621702A1 (de) 1976-12-23
DE2621702C2 true DE2621702C2 (fr) 1987-06-19

Family

ID=9156469

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19767615499 Expired DE7615499U1 (de) 1975-06-13 1976-05-15 Spreizbarer dorn
DE19762621702 Granted DE2621702A1 (de) 1975-06-13 1976-05-15 Spreizbarer dorn

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19767615499 Expired DE7615499U1 (de) 1975-06-13 1976-05-15 Spreizbarer dorn

Country Status (2)

Country Link
DE (2) DE7615499U1 (fr)
FR (1) FR2314008A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3223748A1 (de) * 1982-06-25 1983-12-29 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Spannvorrichtung
US4541465A (en) * 1982-09-30 1985-09-17 Leadbeatter Bruce R Expandable woodturning chuck
CN104972154A (zh) * 2015-06-29 2015-10-14 淮北市融泰矿山设备制造有限责任公司 精准加工矿车轮对的胀固装置
CN109175428A (zh) * 2018-11-16 2019-01-11 襄阳五二五泵业有限公司 一种用于薄壁筒形件的夹紧工装
CN109202112A (zh) * 2018-11-16 2019-01-15 襄阳五二五泵业有限公司 一种薄壁筒形件夹紧装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3168322A (en) * 1962-10-18 1965-02-02 Scully Jones & Co Chucking device for machine tool spindle and tool holder for use therewith
CH391424A (fr) * 1964-10-27 1965-04-30 Steulet Rene Tasseau de serrage à pince expansible
FR1492738A (fr) * 1966-09-16 1967-08-18 Gleason Works Douille de serrage pour le mandrin d'un porte-pièce
AT276003B (de) * 1968-02-05 1969-11-10 Emmerich Seiler Längsgeschlitzte Innenspannhülse für Drehmaschinen
DE2227245A1 (de) * 1972-06-05 1974-01-03 Gerhard Placzko Drehbank mit einer als spreizdorn ausgebildeten werkstueckaufnahme
FR2212201B3 (fr) * 1973-01-03 1976-01-09 Tobler Sa Fr

Also Published As

Publication number Publication date
FR2314008A1 (fr) 1977-01-07
DE7615499U1 (de) 1981-04-16
DE2621702A1 (de) 1976-12-23
FR2314008B1 (fr) 1977-12-02

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Legal Events

Date Code Title Description
OD Request for examination
D2 Grant after examination
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee