Quick-Return Mechanism for a Planer Table | Machine Tools | Engineering

The following methods are employed for achieving the quick motion in backward stroke and slow motion in forward stroke of the planer table: 1. D.C. Reversible Motor 2. Fast and Loose Pulleys 3. Hydraulic System. 1. D.C. Reversible Motor: In this method, a special motor which can change its speed according to the field current applied, is used. The motor [...]