Lathe presentation1 to_be_class_

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  • Carriage assembly
  • Carraige assembly
  • Split nut
  • Four jaw chuck
  • Collet chuck
  • Collet chuck
  • chuck
  • Three jaw chuch
  • Live avd dead centres
  • Live centre
  • Tail stock
  • Single point cutting tool
  • Lathe tools
  • Kunuling tools
  • Lathe tools
  • Lathe operations
  • Plain turning
  • facing
  • facing
  • Plain turning
  • facing
  • Taper turning
  • Taper turning
  • Thread cutting operation
  • Threading operation
  • Knuling operation
  • Knurling operation
  • Grooving opeartion
  • Lathe presentation1 to_be_class_

    1. 1. Machine tool <ul><li>A machine which performs the material removal operation with tools, to produce desired shape and size of the work pieces </li></ul><ul><li>The purpose of machine tool is to save the time, cost of production and to get better output which can not be obtained with hand tools </li></ul><ul><li>Ex: lathes, shapers, planers, drilling machines and grinding machines etc </li></ul>
    2. 2. ENGINE CENTRE LATHE
    3. 3. Lathe <ul><li>The lathe is one of the most important machines in any workshop </li></ul><ul><li>Its main objective is to remove material from outside by rotating the work against the cutting tool </li></ul><ul><li>Lathe is used to produce cylindrical jobs </li></ul><ul><li>Also used for drilling, threading, grinding and milling etc </li></ul>
    4. 4. Working principle of lathe
    5. 5. Working principle of lathe <ul><li>The work piece is held in a chuck or between centres and rotated about its axis at a uniform speed </li></ul><ul><li>The cutting tool is held in the tool post is fed into a work piece for a desired depth and in the desired direction </li></ul><ul><li>Material is removed in form of chips and the desired shape is obtained. </li></ul>
    6. 6. Types of lathes <ul><li>Speed lathe </li></ul><ul><li>Engine or centre lathe </li></ul><ul><li>Tool room lathe </li></ul><ul><li>Capstan and turret lathe </li></ul><ul><li>Automatic lathe </li></ul><ul><li>Special purpose lathe </li></ul>
    7. 8. CARRAIGE ASSEMBLY
    8. 9. CARRAIGE ASSEMBLY
    9. 10. SPLIT NUT ASSEMBLY
    10. 11. FOUR JAW CHUCK
    11. 12. COLLET CHUCK
    12. 13. COLLET CHUCK
    13. 15. THREE JAW CHUCK
    14. 16. LIVE AND DEAD CENTRES
    15. 17. LIVE CENTER
    16. 18. TAIL STOCK
    17. 19. SINGLE POINT CUTTUNG TOOL
    18. 21. LATHE TOOLS
    19. 22. KNURLING TOOL
    20. 24. LATHE OPERATIONS
    21. 25. MACHINING PROPERTIES <ul><li>FEED: The distance by which the tool advanced between two consecutive cuts. </li></ul><ul><li>Depth Of cut : The advancement of the tool into workpiece in transverse direction. </li></ul><ul><li>Cutting Speed: The speed at which the spindle is rotating and machining is being done. </li></ul>
    22. 31. TAPER TURNING OPERATIONS
    23. 37. GROOVING OPERATION

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