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JB/T 3989.6-2017 English PDF

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JB/T 3989.6-2017: Involute cylindrical gear grinding machines. Part 6: Gear grinders with worm-shaped grinding wheel. Testing of the accuracy
Status: Valid
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JB/T 3989.6-2017English459 Add to Cart 4 days [Need to translate] Involute cylindrical gear grinding machines. Part 6: Gear grinders with worm-shaped grinding wheel. Testing of the accuracy Valid JB/T 3989.6-2017

PDF similar to JB/T 3989.6-2017


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GB/T 38193   JB/T 12396   JB/T 8490   JB/T 3989.1   JB/T 3989.4   JB/T 3989.2   

Basic data

Standard ID JB/T 3989.6-2017 (JB/T3989.6-2017)
Description (Translated English) Involute cylindrical gear grinding machines. Part 6: Gear grinders with worm-shaped grinding wheel. Testing of the accuracy
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard J56
Classification of International Standard 25.080.99
Word Count Estimation 20,271
Date of Issue 2017-01-09
Date of Implementation 2017-10-01
Older Standard (superseded by this standard) JB/T 3993-1999
Quoted Standard GB/T 10095.1-2008; GB/T 17421.1-1998; GB/T 17421.2-2016; GB/T 19660-2005
Regulation (derived from) Ministry of Industry and Information Technology Announcement No.2 of 2017
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the geometric accuracy of the worm wheel gear grinding machine, the positioning accuracy and repeatability of the numerical control axis, and the requirements for work accuracy, inspection methods and corresponding tolerances. This standard is applicable to general precision worm gear grinding machines and CNC worm grinding wheel grinding machines (hereinafter referred to as machine tools) with the maximum workpiece top circle diameter to 1500 mm.

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