GB/T 4169.11-1984 Conical positioning parts for plastic injection mould parts

GB/T 4169.11-1984 Plastic injection mold parts Conical positioning parts GB/T4169.11-1984 Standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Plastic injection mold parts
Conical locating parts
Components of lajection mold for plastics-Locating elements
Marking example:wwW.bzxz.Net
Conical locating parts with d=6:
Location part 6
National Bureau of Standards 1984-02-27
GB 4169.11—84
UDC 621.728.29
GB 4169.1184
Others V5
1885—01 01 implementation
GB 4169.11 --H
d, (er)
d, (n6)
Limit deviation
Basic size
Limit deviation
Basic size
-0,050
Material: T10AGB1298-77.
Technical conditions:
C, the geometric tolerance values ​​marked in the figure are in accordance with Appendix 1 of GB1184-80, 1 is level 5. b, the conical part is matched with the mating surface, not less than 80%, heat treatment HRC58~62.
d The chamfer shown in the figure is 0.5x45.
e, others are in accordance with GB4170-84.
Additional instructions:
GB 4169. 11-84
Appendix A
Application examples of conical positioning parts
(reference parts)
—Adjustment ring! 2-conical positioning piece 3-fixed template: 4-conical positioning piece, 5-movable template, 6-screw This standard is proposed by the Ministry of Machinery Industry of the People's Republic of China and is under the jurisdiction of Guilin Electric Science Research Institute of the Ministry of Machinery Industry. This standard is drafted by Guilin Electric Science Research Institute of the Ministry of Machinery Industry, Shanghai Plastic Products Mould Factory of the Ministry of Light Industry, Chongqing Radio Factory of the Ministry of Electronics Industry, Shanghai Spark Mould General Factory of Shanghai, Beijing Qingyun Instrument Factory of the Ministry of Aviation Industry, and Taiyuan Weidong Chemical Factory of the Ministry of Ordnance Industry. The main drafters of this standard are Zhang Ansheng, Zhao Yunjie, Yang Bingxin, Wang Xu, Wei Min, and Wu Zhengyuan.
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