Page:Practical Treatise on Milling and Milling Machines.djvu/51

Rh Explanation of Levers, Hand-wheels, etc., on Brown & Sharpe Constant Speed Drive Milling Machines


 * 1) Friction clutch levers for starting and stopping machine.
 * 2) Power feed trip and reverse lever for longitudinal movement of table.
 * 3) Power feed trip lever for transverse movement of saddle.
 * 4) Power feed trip lever for vertical movement of knee.
 * 5) Knob for fine adjustment of spindle.
 * 6) Table feed disconnecting lever.
 * 7) Hand-wheel for transverse movement of table.
 * 8) Hand-wheel for vertical movement of table.
 * 9) Adjustable dog for controlling length of table movement.
 * 10) Adjustable dog for controlling length of knee traverse.
 * 11) Safety dog for preventing table running too far.
 * 12) Safety dog for preventing knee running too far down.
 * 13) Spindle drive tumbler gear lever.
 * 14) Knob for sliding the tumbler gear.
 * 15) Quill gear adjusting lever.
 * 16) Back gear adjusting lever.
 * 17) Spindle reverse lever.
 * 18) Index plate of spindle speeds.
 * 19) Feed drive tumbler gear lever.
 * 20) Knob for sliding the tumbler gear.
 * 21) Levers for moving change gears.
 * 22) Levers for moving change gears.
 * 23) Index plate of table feeds.
 * 24) Raising block for spiral head.
 * 25) Change gears for spiral head.
 * 26) Table stops for preventing longitudinal table movement.
 * 27) Adjustable centre.
 * 28) Centre Rest.
 * 29) Cutter Driver.
 * 30) Chuck.
 * 31) Drawing-in bolt.
 * 32) Chuck collet.
 * 33) Differential indexing centre.
 * 34) Collet.
 * 35) Index plates.
 * 36) Vise.
 * 37) Rapid index pin lever.
 * 38) Fine feed lever.
 * 39) Transverse and vertical feed locking lever.
 * 40) Safety stop for transverse feed.
 * 41) Adjustable dog for transverse feed.