Question

Question 3 [181 A 2-start worm transmits 0.75 hp at 600 rev/min to a 36-tooth gear having a transverse diametral pitch of 8. The worm has a normal pressure angle of 20, a pitch diameter of 38 mm, an axial pitch of 25 mm, and a face width of 38 mm. Find the lead, lead angle, worm gear diameter, center distance, rated power, rated output torque, efficiency and determine whether it will self-lock. Note: d should be used in inches 2 cos Note: dt alld Fmax should be used i11"m 191E7mo Note d should be used inm Note: V should be used in m/s 1000 fp 0.005083m/s ASSIGNMENT ONE 50 100 50y Worm pitch cylinder Gear pitch cylinder

Answer 1

prch velocity of nDoǐn. i)(600 i 2-

The Lead L 万duo ( 유품) 3000 3000(9 93S.6 ws 102

0.204 Loc (cos 9,4')- Co. osxsing 460)