When manufacturing involute standard spur gears with generating cutting method, methods to avoid undercutting include
A: Reduce the tooth height of the tool knife
B: Increase the number of teeth of the machined gear
C: Moves the cutter away from the gear under machining
D: None of the above
A: Reduce the tooth height of the tool knife
B: Increase the number of teeth of the machined gear
C: Moves the cutter away from the gear under machining
D: None of the above
举一反三
- When manufacturing involute standard spur gears with generating cutting method, the minimum teeth number to avoid undercutting is A: 15 B: 16 C: 17 D: 18
- What is the reason for undercutting in the generating method of gear machining? A: The addendum line of the rack cutter is higher than the tangent point B: Too many teeth C: Too little teeth D: None of the above
- Comparing with the spur gears, what are the advantages of helical gears? A: Helical gears operate more smoothly and silently. B: High contact ratio and heavier load capability. C: No thrust along gear axis. D: Less sensitive to undercutting
- The following machining methods belong to the method of fixed size cutting tool(). A: Turning machining B: Milling machining C: Drilling machining D: Grinding machining
- （） for the camshaft gear train is taken from a spur gear which for a six cylinder engine is at the coupling end.