FR2322685A1 - Mandrin a autocentrage et auto-immobilisation pour tours et machines-outil analogues - Google Patents

Mandrin a autocentrage et auto-immobilisation pour tours et machines-outil analogues

Info

Publication number
FR2322685A1
FR2322685A1 FR7626617A FR7626617A FR2322685A1 FR 2322685 A1 FR2322685 A1 FR 2322685A1 FR 7626617 A FR7626617 A FR 7626617A FR 7626617 A FR7626617 A FR 7626617A FR 2322685 A1 FR2322685 A1 FR 2322685A1
Authority
FR
France
Prior art keywords
chuck
self
cylindrical cover
tubular section
bodies
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
FR7626617A
Other languages
English (en)
French (fr)
Other versions
FR2322685B1 (it
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.)
PINIO SpA MARIO
Original Assignee
PINIO SpA MARIO
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 PINIO SpA MARIO filed Critical PINIO SpA MARIO
Publication of FR2322685A1 publication Critical patent/FR2322685A1/fr
Application granted granted Critical
Publication of FR2322685B1 publication Critical patent/FR2322685B1/fr
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
    • B23B31/02—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gripping On Spindles (AREA)
FR7626617A 1975-09-05 1976-09-03 Mandrin a autocentrage et auto-immobilisation pour tours et machines-outil analogues Granted FR2322685A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6922175A IT1047974B (it) 1975-09-05 1975-09-05 Mandrino autocentrante ed auto staffante per torni e simili macchine utensili

Publications (2)

Publication Number Publication Date
FR2322685A1 true FR2322685A1 (fr) 1977-04-01
FR2322685B1 FR2322685B1 (it) 1980-10-31

Family

ID=11311595

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7626617A Granted FR2322685A1 (fr) 1975-09-05 1976-09-03 Mandrin a autocentrage et auto-immobilisation pour tours et machines-outil analogues

Country Status (3)

Country Link
DE (1) DE2639818C2 (it)
FR (1) FR2322685A1 (it)
IT (1) IT1047974B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2017138307A1 (ja) * 2016-02-08 2018-11-22 株式会社北川鉄工所 引き込み型チャック

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0011080A1 (de) * 1978-11-10 1980-05-28 Günter Horst Röhm Spannfutter mit radial zur Futterachse in einem Futterkörper verstellbaren Spannbacken
TW557238B (en) 2001-07-18 2003-10-11 Kitagawa Iron Works Co Chuck with pull-in function
CN109128948B (zh) * 2018-10-24 2021-01-22 上海工程技术大学 一种汽车发动机平衡轴生产夹具

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2017138307A1 (ja) * 2016-02-08 2018-11-22 株式会社北川鉄工所 引き込み型チャック
EP3401041A4 (en) * 2016-02-08 2019-03-13 Kitagawa Iron Works Co., Ltd RETREAT CHUCK

Also Published As

Publication number Publication date
DE2639818C2 (de) 1985-08-22
DE2639818A1 (de) 1977-03-10
IT1047974B (it) 1980-10-20
FR2322685B1 (it) 1980-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse