Threading - Optimum OPTImill BF 46TC Betriebsanleitung

OPTIMUM
M A S C H I N E N - G E R M A N Y
4.5

Threading

23
23
24
26
Img.4-5: Operation mode thread cutting
Pos. Designation
6 Selector switch for reduction stage
23 Selection switch operating mode

automatic

threading

turning direction
26 Depth stop
28 End position
reversal

Set the selection switch mode (23) to "threading" or "automatic".

Set the depth stop (26) to the desired depth.

Select the smallest speed.

Close spindle protection system.

Start the rotation of spindle (24).

Move the sleeve downward with the sleeve lever until the machine tap cams in the work-
piece.
The machine tap turns into the workpiece. As soon as the preset depth is attained, the spindle
reverses the direction of rotation at the switch point (28). The machine tap turns out of the work-
piece. When the spindle sleeve is completely entered up to the switch point (27) in operation
mode "automatic" the rotation of the spindle is stopped. Then it is possible to proceed another
threading operation.
ATTENTION!
The spindle sleeve must be completely retracted in order to trigger the switch point (27).
GB BF46V | BF46TC
Page 82
6
switch turning direction
Original operating instructions
26
Pos. Designation
20 Speed control
24 Push button spindle rotation "ON"
27 Adjustable stop cycle end
27
28
Version 1.1.3 dated 2014-4-8