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Design of round broaches Option 18
Uploaded: 22.10.2019
Content: 18.7z 128,5 kB
AGNI.KAY
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Product description
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»
Additional information
Source data:
1. The length of the broach, permissible for the tool shop and correspondence Department, not more than 1500 mm.
2. Production of large-scale parts.
3. Small-scale tool production.
4. The hole for stretching is prepared by a drill.
5. N12 hole precision quality.
6. The thickness of the flange of the device-30mm.
7. The model of the machine – 7А520.
8. Tractive effort of the machine Ft=200 kN.
9. The maximum stroke of the carriage sheet=1600 mm.
10. Type of automatic cartridge A-automatic.
11. The smallest diameter of the processed hole dmin=48mm.
12. The value of the tolerance for the hole T D=0.050 mm.
13. The roughness Ra=3.2 µm.
14. The smallest diameter for stretching d0=47.2 mm.
15. The presence of the broach rear shank.
16. The presence of smoothing teeth.
17. The nature of the walls-thin-walled.
18. Billet material-Steel 65G
19. The hardness of the material-HB 269.
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