JB/T 9163.1-1999 Gear Hobbing Fixture Dimensions

JB/T 9163.1-1999 JB/T 9163.1-1999 Gear Hobbing Fixture Dimensions JB/T9163.1-1999 Standard download decompression password: www.bzxz.net

ICS 25. 080. 01
Standard of the Machinery Industry of the People's Republic of China
JB/T9163.1~9163.20--1999
Fixtures and attachments for gear cutting machine
Fixtures and attachments for gear cutting machine1999-05-20 Issued
State Administration of Machinery Industry
2000-01-01 ImplementationbZxz.net
Standard of the Machinery Industry of the People's Republic of China
Fixtures fnrgearhnhbingmachine...Dimensions
JB/T 9163.1-1999
2B J52 002 87
This standard specifies the types and sizes of gears with thick teeth. It is applicable to gears with a positioning diameter of 12-30m. The types and sizes are as shown in the following figure and table:
National Machinery Industry Corporation 1999-05-20 Approved 2000-01-01 Implementation Basic size
Medical standard deviation hb
JB/T 9163.1-1999
Marking Example:
JB/T 9163.1-1999
=imm Gear marking:
Gear 12 × 60 FB/T 9163.1-19993
lHr9163.1-1999
Attachment A
Recommended shaft diameter dimensions with process allowances
This attachment lists the diameters of the two punch shafts. The diameters of the two punch shafts are reference values ​​and are used for the additional workpiece positioning between processes. 21.80
Process allowance shaft diameter limit deviation hGi
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