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Manual micro feed: Spindle micro feed needs two steps. First, put the feed rate lever( 5 )in the
7.5 Cutting depth control:
For the batch production, you need control cutting depth. A scale in front of spindle box could
meet your requirements. Loosening knurled screw ( 20 ) by turning nob ( 2 ), moving the scale
to the required depth, then fastening the knurled screw( 20 ). Now the machining depth could
be controlled.
7.6 Tapping:
Put the "Selection Switch"(15 ) on the tapping position first, turn the feed lever( 4 ) and let
the tap approaches the work piece, a proper manpower force (based on the size of screw)
shall be exerted in order to let the tap comes into the hole. The spindle will be rotated in
reverse when the screw depth is reached, and the tap comes out.
Suppose, tapping job needs stop, push button ( SB4 ) of the hand lever( 4 ) then spindle will
have reverse revolution. and tap returns back.
Operation Manual
"idle" position. Secondly, push button ( SB4 ), then push up the micro
feed hand wheel( 3 ) and make sure that the clutch is engaged, now the
micro feed hand wheel could be turned and micro feed of the spindle
works.
Total
26
page
23
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