User Manual

TGMD400A-3 OPERATOR’S MANUAL
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operation knob 4 to “OFF” position and tighten Limited handle 6, then loose
Dial locked handle 9,adjust Spindle stroke dial 8 to designed depth, tighten
Dial locked handle 9, operating Feed operation handle 7 to make Spindle
stroke dial ”0”position to “l” position .Adjust Travel dog 5 to the pulley of
Travel switch ,force the Travel switch on pressed state, and make Feed
operation handle 7 turn back to original position, then start the machine to
tap ,when the tap to the designed depth ,the Travel dog 5 bump on the
Travel switch ,the spindle rotating negatively ,when the spindle back to the
original position, the spindle rotating positively, then prepare to tap the next
hole.
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a. When processing milling, turn the feed switch knob 1 and feed capacity
knob 4 to the OFF position, tightly turn the limit handle 6. When setting the
tools, adjust the dial located at the manual feed hand wheel to “0”, adjust
the hand wheel 10 to the requested processing depth.
b. Tightly turning the locking handle 11 of spindle sleeve when milling to
ensure the milling accuracy and roughness.
c. Having finished milling, loose the locking handle 11 first, turn the manual
feed hand wheel 10 reversely to make it return to the original; You may also
loose the limit handle 6, draw the control handle 7 to the left, make it return
to the original by the worm spring.
d. When processing cross milling, turn the 2 PCS screws on the right side of
cross slide, lock the longitudinal movement to ensure the processing
accuracy. As Dia.3
e. When processing longitudinal milling, turn the 2PCS screws on the front
side of cross slide to lock the cross movement. As Dia.3.