GB/T 5268-1985 Tool slot height for lathe tool rest

GB/T 5268-1985 Height of tool slot for lathe tool holder GB/T5268-1985 Standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Lathe tool post slot height
Machline tools - Latke tool
posts - Overall internal height This standard specifies the dimension series of the tool post slot height of the lathe. This standard refers to the international standard ISO 213-1982 "Machine tools - Lathe tool channel - Overall internal height". 1 Tool post and turning tool matching diagram (see the figure below). Lathe spindle axis
Single support plane
Front frame
National Bureau of Standards 1985-06-29
-229,2
GB 526*—a
Turning support plane
Lu knife music
1986-05-01
2 Tool post height dimension list (see the table below). Tool height
GB 5268—$6
Tool support surface moment height Height from spindle axis horizontal plane 11
Note, ① Tool separation is value, selected according to the maximum strength of the lathe at full power. ②When conditions permit, the first three dimensions can be equal to value. mm
Tool holder tool groove height
③When the rear tool holder is specially designed to install "elbow spring turning tools", because its force tip is significantly above the top plane of the tool body, the tool holder tool groove height can be increased to: hz=2h.
GB52885
Appendix A
Transition scheme for the height dimension of the saddle force groove of the rear force holder of the lathe (supplement)
A.1 Tool support The surface is changed to the lower plane of the tool holder, and the loading dimensions are as shown in the figure below. Lathe spindle axis
Rear frame
A.2 The height dimensions of the tool slot of the rear tool holder are as follows. Height
The distance between the tool bearing surface and the horizontal plane of the spindle axis 3.0
Note: When the rear force frame is specially used to hold the "elbow spring turning tool", take h,=1,Bh. Tool bearing surface
Tool loading height
G 561-1Www.bzxZ.net
This standard was proposed by the Ministry of Machinery Industry of the People's Republic of China. This standard was drafted by Shenyang Lathe Research Institute and other units
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