JB/T 12404.2-2015
CNC horizontal deep-hole drilling machines for tube plate.Part 2: Testing of the accuracy (English Version)

Standard No.

JB/T 12404.2-2015

Language

Chinese, Available in English version

Release Date

2015

Published By

Professional Standard - Machinery

Latest

JB/T 12404.2-2015

Scope

This part of JB/T 12404 specifies the requirements and inspection methods for geometric accuracy, positioning accuracy and working accuracy of CNC horizontal tube plate deep hole drilling machines. This section applies to single-spindle or dual-spindle CNC horizontal tubesheet deep hole drilling machines (hereinafter referred to as machine tools) with a drilling diameter of 7 mm to 60 mm and a drilling depth of 1 000 mm.

JB/T 12404.2-2015 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
• GB/T 19660-2005 Industrial automation systems and integration-Numerical control of machines-Coordinate system and motion nomenclature

JB/T 12404.2-2015 history

• 2015 JB/T 12404.2-2015 CNC horizontal deep-hole drilling machines for tube plate.Part 2: Testing of the accuracy