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JB/T 10121-1999Parts and units of machine tool fixtures - Quick-change drivers for lathes (English PDF)

机床夹具零件及部件车床用快换夹头

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

August 6, 1999

Implementation date

January 1, 2000

Scope

JB/T 10121-1999 is the English-translated version of 机床夹具零件及部件车床用快换夹头.

JB/T 10121-1999 is the Chinese standard "Parts and units of machine tool fixtures - Quick-change drivers for lathes". Its scope clause reads: This standard specifies quick-change driving pawls for lathes, for workpiece diameters of 8 mm to 100 mm.

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Document preview — JB/T 10121-1999

National Standard of the People's Republic of China

Replacing: GB/T 12886-1991

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

1 Scope
2 Dimensions

1 Scope

This standard specifies quick-change driving pawls for lathes, for workpiece diameters of 8 mm to 100 mm.

2 Dimensions

The dimensions are those shown in the figure and the table, in millimetres: the bore diameter D, the outside diameter D1, the lever length L and the body thickness B shown in section A-A. The workpiece is gripped by three screws set at 120 degrees, and the pawl is released by a spring-loaded lever.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Similar standards

JB/T 10122-1999|JB/T 10115-1999|JB/T 10116-1999|JB/T 10117.1-1999|JB/T 10117.2-1999|JB/T 10117.3-1999

Editions of JB/T 10121

Edition	Title	Revision	Status
JB/T 10121-1999	Parts and units of machine tool fixtures - Quick-change drivers for lathes	current edition	Current
GB/T 12886-1991	Parts and units of machine tool fixtures - Quick-change drivers for lathes	previous edition	Superseded

This page sells the current edition, JB/T 10121-1999. Earlier editions are listed for reference only.

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