STANDARD COMPETENCIES:

 

 I.      Explain the process of lathe chip formation.

 II.     Explain the result of tool breakdown chips and surface finish.

 III.    Explain the difference between oil and water based cutting fluids.

 IV.     Differentiate between the cooling and lubrication function of cutting fluids.

 V.      Demonstrate cutting external threads.

 VI.     Demonstrate cutting internal threads.

 VII.    Explain the settings necessary to produce UNC and UNF threads.

 VIII.   Demonstrate the use of:

         A.      The three jaw chuck

         B.      The four jaw chuck

 IX.     Demonstrate the use of mandrels.

 X       Demonstrate the use of face plates.

 XI.     Demonstrate the use of lathe dogs.

 XII.    Demonstrate setting of the compound slide in chamfering.

 XIII.   Demonstrate the use of the compound slide in cutting tapers.

 XIV.    Differentiate between feeds and speeds used in reaming as compared with drilling.

 XV.     Explain the amounts of stock removal in reaming.

 XVI.    Explain the surface finishes to be expected from reaming.

 XVII.   Demonstrate the use of grooving tools.

 XVIII.  Demonstrate the use of cutoff tools.

 TOPICAL OUTLINE:

 

 I.      Chip Formation: The Mechanics of Lathe Chip Formation.

 II.     Cutting Fluids: Knowing the Types and Function of Cutting Fluids.

 III.    Threading on the Lathe: Cutting External and Internal Threads.

 IV.     Work Holding Devices: The Use of Work Holding Devices.

 V.      Use of the Compound Slide: The Compound Slide.

 VI.     Reaming: The Use of Reamers for Accurate Finishing of Holes.

 VII.    Grooving and Cutoff Tools: The Use of Grooving and Cutoff Tools.