Optimum B50 GSM, Руководство по эксплуатации

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Page 29 22 / 07 / 2014 Version 1.0.3 B50 GSM Geared drill
OPTIMUM
M A S C H I N E N - G E R M A N Y
Handling
4.4.1 Manual spindle feed
Use the spindle lever to move the spindle down. The spindle is returned to its original setting by
a spring.
4.4.2 Automatic spindle feed
The forward feed is activated by the push buttons in the spindle sleeve lever. The forward feed
is performed electromagnetically. The switching-off of the forward feed is actuated by the drill
depth stop or by reactivating the push buttons at the spindle lever.
Fig.4-6: Spindle feed speed selector

Choose the feed speed of the spindle sleeve using the selector:
- 0,05 mm/ .002“ per revolution
- 0,10 mm/ .004“ per revolution
- 0,15 mm/ .006“ per revolution
- 0,20 mm/ .008“ per revolution
- 0,25 mm/ .010 per revolution
- 0,30 mm/ .012“ per revolution
INFORMATION
The higher the preset number of revolutions, the greater the feed speed ofthe spindle. Make
sure you set the right speed for the material used and the diameter of the bit.

Adjust the drill depth stop
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„Drill depth stop“ on page 28.
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Push the spindle lever upwards. This will activate the spindle feed.
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Once the preset drill depth is reached, the depth stop pushes the feed lever down mechanically, stopping
automatic feed of the bit. The drilling spindle is returned to the upper position by the spring.
4.4.3 Handwheel for the fine adjustment of the spindle
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Turn the selector switch to the position “0“.
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Turn the handwheel in order to turn the spindle.

Set the required position with the handwheel.
Fig.4-7: Spindle fine feed
Selector
Push-button in spindle
lever
Handwheel
spindle fine feed
Selector switch