01-part1-01 Turning Process

Turning

S.GunabalanAssociate ProfessorMechanical Engineering DepartmentBharathiyar College of Engineering & TechnologyKaraikal - 609 609.e-Mail : gunabalans@yahoo.com

Turning

Turning

• Turning is a machining process in which a cutting tool move against the rotating work piece to removal material.

Turning

• "turning" is reserved for the generation of external surfaces - cutting action.

• Cutting action when applied to internal surfaces (holes) is called "boring".

Turning

• "turning and boring" categorizes the larger family of similar processes.

Parts of the Lathe

The Lathe

The LatheHead stock

Spindle

Feed rod

Bed

Compound restand slide(swivels)

Carriage

Apron

selector

Feed changegearbox

Spindlespeed

Lead screw

Cross slideDead center

Tool postGuide ways

Tailstock quillTailstock

Handle

The Lathe

Bed

Head StockTail Stock

CarriageFeed/Lead Screw