JB/T 3991-1999
Gear grinding machine with taper wheel Accuracy inspection (English Version)

Standard No.

JB/T 3991-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Professional Standard - Machinery

Status

Be replaced 2017-10

Replace By

JB/T 3989.4-2017

Latest

JB/T 3989.4-2017

Replace

JB 3991-1985

Scope

This standard specifies the requirements and inspection methods for geometric accuracy and working accuracy inspection of conical grinding wheel gear grinding machines. This standard applies to conical grinding wheel gear grinding machines with a maximum workpiece top circle diameter up to 2000mm.

JB/T 3991-1999 history

• 2017 JB/T 3989.4-2017 Involute cylindrical gear grinding machines.Part 4: Gear grinders with cone-shaped grinding wheels.Testing of the accuracy
• 1999 JB/T 3991-1999 Gear grinding machine with taper wheel Accuracy inspection
• 0000 JB 3991-1985

JB/T 3991-1999 Gear grinding machine with taper wheel Accuracy inspection was changed to JB/T 3989.4-2017 Involute cylindrical gear grinding machines.Part 4: Gear grinders with cone-shaped grinding wheels.Testing of the accuracy.