JB/T 10126.1-1999Parts and units of machine tool fixtures - Adapter plates for three-jaw chucks (English PDF)

1 Scope

This standard specifies transitional plates for the type C and type D connections of GB/T 5900.1 to GB/T 5900.3 that connect to the three-jaw chucks of GB/T 4346 and GB/T 4347.

2 Normative references

The provisions contained in the following standards become provisions of this standard through reference in this standard. The editions shown were valid at the time of publication of this standard. All standards are subject to revision, and the parties using this standard should consider the possibility of applying the latest editions of the standards listed below.

GB/T 5900.1 to GB/T 5900.3-1986 Machine tools - Interchangeability dimensions of flange-type spindle noses and face plates

GB/T 4346 to GB/T 4347-1984 Three-jaw self-centring chucks

3 Dimensions

The dimensions are those shown in Figures 1 and 2 and in Tables 1 and 2, in millimetres. The plate seats on a 1:4 taper; its outside diameter is D, the chuck register diameter D1, the bolt circle diameter D2, the bore d, the overall thickness H and the spigot height h. Three fixing holes carry the chuck and three further holes take the camlock studs.