• 2022-06-07 问题

    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

    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

  • 2022-06-07 问题

    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

    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

  • 2022-06-07 问题

    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

    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

  • 2022-06-07 问题

    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

    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

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