Ppt3

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Ppt3

  1. 1. GLOSSARY OF LATHE TERMS BED:-Main supporting casting running the length of the lathe. APRON:-Front part of the carriage assembly on which the carriage hand wheel is mounted. CARRIAGE:-Assembly that moves the tool post and cutting tool along the ways. CARRIAGE HANDWHEEL:A wheel with a handle used to move the carriage by hand by means of a rack and pinion drive. CHUCK:-A clamping device for holding work in the lathe or for holding drills in the tailstock. COMPOUND:Movable platform on which the toolpost is mounted; can be set at an angle to the workpiece. HEADSTOCK:The main casting mounted on the left end of the bed, in which
  2. 2. LEADSCREW:Precision screw that runs the length of the bed. SPINDLE:Main rotating shaft on which the chuck or other work holding device is mounted. TAILSTOCK:Cast iron assembly that can slide along the ways and be locked in place. TAILSTOCK HANDWHEEL:A wheel with a handle used to move the tailstock ram in and out of the tailstock casting. TOOLHOLDER:- A holding device mounted on the compound into which the cutting tool is clamped. WAYS:-Precision ground surfaces along the top of the bed on which the saddle rides.

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