Tutorial for designing elevator-hopper (21 pages)

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This tutorial shows the steps necessary to design an industrial elevator-hopper.
Elevator requirements: Discharge height, Hd: 80 in (203 cm) Hopper capacity: 12 ft3 (340 liters) Load: plastic parts Rate: 200 parts / min Part dimensions: 1.5 in x 3 in x 2 in (3.8 cm x 7.5 cm x 5 cm), Part weight: p = 0.3 lbs (0.14 Kg), Operating temperature: 40°F to 95°F (5°C to 35°C).
Phase 1: Belt selection
Phase 2: Drive design
Phase 3: Hopper design
Phase 4: Frame design
The core of the elevator is the cleated belt. Each cleat on the belt will pick and carry up a number of parts to the elevator discharge.