JB/T 9894.1-2015
Milling face and drilling center hole machines.Part1: Testing of the accuracy (English Version)

Standard No.

JB/T 9894.1-2015

Language

Chinese, Available in English version

Release Date

2015

Published By

Professional Standard - Machinery

Latest

JB/T 9894.1-2015

Replace

JB/T 9894.1-1999

Scope

This part of JB/T 9894 specifies the requirements and inspection methods for the geometric accuracy, position accuracy and working accuracy of flat end face drilling center hole machine tools with ordinary precision levels for general purposes. This section applies to flat-face center hole drilling machine tools (hereinafter referred to as machine tools) with a maximum workpiece diameter of up to 320 mm and a maximum workpiece length of 3000mm.

JB/T 9894.1-2015 Referenced Document

• GB/T 17421.1-1998 Test code for machine tools. Part 1: Geometric accuracy of machines operating under no-load or finishing conditions
• GB/T 17421.2-2000 Test code for machine tools-Part 2:Determination of accuracy and repeatability of positioning numerically controlled axes

JB/T 9894.1-2015 history

• 2015 JB/T 9894.1-2015 Milling face and drilling center hole machines.Part1: Testing of the accuracy
• 1999 JB/T 9894.1-1999 Flat-face centre drilling lathes Accuracy inspection