4) Which one of the following driving mechanisms is used to give reciprocating movement to the table of planer with fluid pressure ?

Open belt drive

Cross belt drive

Hydraulic drive

Reversible motor drive

Answer is:

Hydraulic drive

Open side planer

Double housing planer

Edge planer

Divided table planer

Answer is:

Housing

Bed

Stroke

Workpiece

Answer is:

Planer is used to produce a number of components at a time in mass production

Cross rail can be moved up and down on the housing in the planer

The table of planer reciprocates under or between the cutting tool

The purpose of saddle is to support the workpiece while performing operation on planer

Answer is:

increase the operation time

decrease the operation time

give smooth finish

run the machine smoothly

Answer is: