Question
Download Solution PDFWhich of the following acts as driving shaft in lathe?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation:
Countershaft
- Many lathes have a three or four-step pulley on the mandrel to take the drive from a similar pulley on the countershaft.
- The countershaft is in turn driven from the motor, which is often mounted at the back of the headstock.
- It is used to take the power from the motor via belts and transmits to the driving shaft of the lathe machine.
Lead screw
- The lead screw is used for thread cutting.
- It is made from good quality alloy steel and is provided with acme thread or square thread both.
- It is driven from the headstock through the feed gearbox and moves the carriage in a longitudinal direction against the workpiece.
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