HVG CUTTING MACHINE 0008: H Series CNC Flame Precision Rack Cutting Machine
Technique requirements of rack cutting
|
1. spacing tolerance |
251.333mm±0.5mm |
|
2. flatness |
3mm IN 18 TEETH |
|
3. total tolerance on length |
±0.1397mm×NUMBER OF TEETH |
|
4. deflection |
LESS THAN 1.5mm IN 29 TEETH |
|
5. tooth verticality |
LESS THAN 1.5mm |
|
6. pressure angle |
30 DEG ± 10 MINUTES |
|
7. top margin |
746.2 ±2mm |
|
8. root margin |
438.2 ±2mm |
|
9. pitch |
±2mm |
|
10. torsion |
LESS THAN 0.2 DEG |
|
11. symmetry |
±0.5mm |
|
12. surface finish |
12 |
