Adjustment of Knee Gib
Remove chip wiper and adjust screw until
smooth movement is attained (see Figure3.12).
- NOTE -
Loose gibs will cause loss ofmachine accuracy.
3-8
M-450
Figure 3.12 - Knee Gib Adjustment
Saddle GibAdjusting Screw
TP5331
Chip Wiper
Guard
Backing Felt
Страница 1: ...INSTALLATION OPERATION MAINTENANCE AND PARTS LIST SERIES I MILLING MACHINES Revised August 29 2005 Manual No M 450 Litho in U S A Part No M 0009500 0450 June 2003 TP5260...
Страница 2: ...screws A compress spring C 5 Rotate the speed changer to the highest speed 6 Remove the reversing switch from the belt housing 7 Remove the two securing screws D 8 Lift the motor and rest the case on...
Страница 3: ...r screws securing speed changer K 6 Remove top housing L Tap to clear the dowels 7 Replace the belt Timing Belt Replacement 1 Remove the motor 2 Lower the quill to full extent 3 Remove the two lower c...
Страница 4: ...emove the clutch hub assembly Q 4 Replace the brake shoes R 5 Remove the bearing drive discs and circlips from the hub assembly Q 6 Replace the bearing and housing S 7 Thread hub B through the bearing...
Страница 5: ...rm E 3 Thread shaft F through micro nuts and re move 4 Remove screw G and stop H 5 Remove quill 6 Clean all areas oil liberally and reassem ble 7 Check correct operation of micro feed trip assembly to...
Страница 6: ...ng and replace 7 Refit spring to main housing casting Turn housing clockwise until spring locates on pin in pinion shaft Feed Trip Adjustment 1 Release locknut N Figure 3 8 2 Engage trip handle lever...
Страница 7: ...the end of the screw does not interfere with the bottom of the guide slot 6 Replace lock screw T 7 Replace nose cap S check felt pen markings for correct alignment 8 Replace set screw R CAUTION DO NO...
Страница 8: ...lt when moving the table by hand Adjustment of Saddle and Knee Gibs A tapered gib is used for adjusting the saddle bearing on the knee This forms a guide for the saddle To tighten gib the same princip...
Страница 9: ...p wiper and adjust screw until smooth movement is attained see Figure 3 12 NOTE Loose gibs will cause loss of machine accuracy 3 8 M 450 Figure 3 12 Knee Gib Adjustment Saddle Gib Adjusting Screw TP53...
Страница 10: ...wly turning handle Y until minimum backlash is obtained over entire travel 4 Finally lock screw W on to X 5 Used only with old style nuts not new split nuts 6 Backlash is set approximately 003 005 on...
Страница 11: ...and B through hole in front of knee 4 Loosen screw A 5 While slowly turning handle C tighten screw B until minimum backlash is obtained over entire travel 6 Lock screw A onto B 7 Finally crank the sad...
Страница 12: ...f normal service and twice yearly thereafter Oil should flow when both plugs are removed and attachment inverted in the vertical axis Be sure to replace plugs in proper holes Top plug F Figure 3 16 is...
Страница 13: ...nging Speed 1 To change speed loosen the two hex nuts I Figure 3 18 and move motor forward 2 Open the belt housing cover J and change speed by moving belt K then re tension 3 Tighten the two hex nuts...
Страница 14: ...he top end of the connecting rod into view 4 Remove two flat head screws N and bearing retaining washer O 5 Remove three socket screws P and split the gear housing from the ram housing The reduction d...
Страница 15: ...NOTES 3 14 M 450...
Страница 16: ......
