* Driving unit item for conveyor
1. Cage motor (rated power>40kw)
• ( ) kw × ( ) pole × ( ) rpm
• (frame no.) × (weight) × ( ) set
2. Gear reducer
• Power Pmax = 1.5 × Pnet / 0.85 = ( ) kw
(Pnet = net power)
• Torque Tmax = 974 × Pmax / N = ( ) kg.m
(N = rpm)
• Gear ratio i = 1 / {V / (π × D × N)} = 1 / ( )
(V = speed, D = pulley dia.)
• Gear reducer type & shaft dia.
- (type) × (weight) × ( ) set
- Input shaft dia. (ϕ )
- Output shaft dia. (ϕ )
3. Geared motor (rated power<40kw)
• ( ) kw × ( ) pole × ratio (1/ )
• (frame no.) × (weight) × ( ) set
4. Fluid coupling (input) (rated power>40kw)
• Motor power = net power × 1.4 = ( ) kw
• Torque Tmax = ( ) kg.m
• Input rpm = ( ) rpm
• (type) × (weight) × ( ) set
5. Gear coupling (input) (rated power<40kw)
• Motor power = net power × 1.4 = ( ) kw
• Torque Tmax = ( ) kg.m
• Geared motor output shaft dia. (ϕ )
• (type) × (weight) × ( ) set
6. Chain coupling (output)
• Gear reducer output shaft dia. (ϕ )
• (type) × (weight) × ( ) set
7. Back stop
• Reversible torque T = {P3 – 0.7 (P1 + P2)} × (1.5 × 974 / N)
= ( )kg.m
• (type) × (weight) × ( ) set
8. Brake
• (type) × (weight) × ( ) set
• Brake는 Conveyor length > 500 m or 수평(水平) conveyor 에
사용(使用)
9. Brake drum
• (drum dia. ϕ) × (weight) × ( ) set
10. Sprocket & chain
• (type) × (weight) × ( ) set
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