GRECHISHNIKOV V. A., CHEMBARISOV N. And.,
SKHIRTLADZE A. G., STUPKO V. B., HISAMUTDINOV R. M., Matveev V. N., sukhinina L. A., LARIONOV D. N.
THE DESIGN OF CUTTING TOOL
Tutorial to perform
course project on discipline
«Cutting tool»
Source data:
1. Stretched billet: material-St 40;
tensile strength HB 217,
the hole for stretching is treated with a drill;
the diameter of the hole before stretching-d0 = 30 mm;
the inner diameter of the slots admin =30.6 mm; the outer diameter of the slots, Min = 36 mm; slot cavities bmin = 6 mm; the number of slots ;
surface roughness parameter Ra = 1,6
microns by, Ra = 3.2 microns by, Ra = 1.6 by, stretching length l=25 mm.
The nature of the walls: TL
2. Machine: horizontal broaching, model 7A 510;
pulling force of the machine Q = 100 000 N;
maximum rod stroke length Lmax = 1600 mm;
Cartridge type A
3. Character of production-small-scale production
4. The length of the broach, permissible for the tool shop and correspondence Department, not more than 1500 mm
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