ES476184A1 - Perfeccionamientos en portabrocas para maquinas herramientas. - Google Patents

Perfeccionamientos en portabrocas para maquinas herramientas.

Info

Publication number
ES476184A1
ES476184A1 ES476184A ES476184A ES476184A1 ES 476184 A1 ES476184 A1 ES 476184A1 ES 476184 A ES476184 A ES 476184A ES 476184 A ES476184 A ES 476184A ES 476184 A1 ES476184 A1 ES 476184A1
Authority
ES
Spain
Prior art keywords
clamping sleeve
threaded ring
drill chuck
clamping
chucks
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
ES476184A
Other languages
English (en)
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of ES476184A1 publication Critical patent/ES476184A1/es
Expired 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
    • B23B31/1207—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving obliquely to the axis of the chuck in a plane containing this axis
    • B23B31/1238—Jaws movement actuated by a nut with conical screw-thread

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gripping On Spindles (AREA)

Abstract

Perfeccionamientos en portabrocas para máquinas herramientas especialmente taladradoras del tipo que consta de un cuerpo base para el alojamiento de la herramienta y de las garras de sujeción, de un anillo roscado partido y de un casquillo de apriete que le circunda y unido firmemente con el, caracterizados porque la unión del anillo roscado y el casquillo de apriete, se efectúa mediante aplastamiento radial del casquillo de apriete por medio de conformación electromagnética.
ES476184A 1977-12-22 1978-12-20 Perfeccionamientos en portabrocas para maquinas herramientas. Expired ES476184A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772757319 DE2757319A1 (de) 1977-12-22 1977-12-22 Zahnkranz-bohrfutter fuer werkzeugmaschinen

Publications (1)

Publication Number Publication Date
ES476184A1 true ES476184A1 (es) 1979-05-16

Family

ID=6026916

Family Applications (1)

Application Number Title Priority Date Filing Date
ES476184A Expired ES476184A1 (es) 1977-12-22 1978-12-20 Perfeccionamientos en portabrocas para maquinas herramientas.

Country Status (4)

Country Link
DE (1) DE2757319A1 (es)
ES (1) ES476184A1 (es)
GB (1) GB1575598A (es)
IT (1) IT1101323B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5934689A (en) * 1998-02-17 1999-08-10 Power Tool Holders, Inc. Chuck having sleeve retaining nut

Also Published As

Publication number Publication date
DE2757319A1 (de) 1979-07-12
GB1575598A (en) 1980-09-24
IT1101323B (it) 1985-09-28
IT7831113A0 (it) 1978-12-21

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