GB/T 3668.3-1983 Dimensions of rotary tables and polygonal intermediate bases for rotary tables, common components of modular machine tools

GB/T 3668.3-1983 Dimensions of polygonal intermediate bases for rotary tables and rotary tables, common components for modular machine tools GB/T3668.3-1983 Standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Common Components for Modular Machine Tools
Dimensions of Polygonal Intermediate Bases for Rotary Tables and Rotary Tables
Moduler unlts for machiae tool construction-Rotary tables and multi-sided centre bases for ratar?tables-Dimensions
This standard is completely equivalent to ISO3371-1975 "Common Components for Modular Machine Tools-Intermediate Bases"
UDC621.9-21
GB3668.3-88
=[ISO 8871-1875
Rotary Table and Multi-sided Centre Bases for Rotary Tables This standard specifies the relevant interchangeable dimensions of polygonal intermediate bases for rotary tables and rotary tables for modular machine tools. 2 Explanation
2.1 Dimensions of polygonal intermediate bases
The dimensions shall comply with the provisions of Table 1.
2.2 Dimensions of rotary table
The dimensions shall comply with the provisions of Table 2.
2.3 Positioning of polygonal intermediate base
Polygonal intermediate base and side base seat can be positioned by face key and groove or double pin. 3 Polygonal intermediate base for rotary table
National Bureau of Standards 1983-05-09 Issued
1984-03-01 Implementation
Diameter of rotary table
Dimensions with () should be used as little as possible. GB8668.3—83
Figure 1 Intermediate base
[Dimensions of intermediate base]
Inscribed circle diameter
(1070)
(1240)
(1440)
(1690)www.bzxz.net
4 Rotary table
Diameter of table
Optional cutting disc position
Optional positioning quantity
Note: Dimensions with (>) should be used as little as possible.
Additional instructions:
GB3668.3-83
Figure 2 Rotary table
Table 2 Rotary table dimensions
This standard was proposed by the Ministry of Machinery Industry of the People's Republic of China8
This standard was drafted and managed by the Dalian Modular Machine Tool Research Institute of the Ministry of Machinery Industry. The main drafters of this standard are Cao Weiqian and Li Fu. C
From the date of implementation of this standard, the Ministry of Machinery Industry Standard J2520--78 "Interchangeable Dimensions of Common Components of Modular Machine Tools" will be invalid.
Cutting off disc diameter
(1030)
(1200)
(1400)
(16503
1. Rotary table parameters,
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