BDS MAB 855, Operating Instructions Manual, Page: 50 / 144

50
Operation
MAB 855
ENGLISH
Drilling with the machine
Drilling with twist drills
When drilling with twist drills, proceed as follows:
Push twist drills with MK taper into the spindle taper (3) of
‹
the machine from below.
Push twist drills with straight shank into the drill chuck after
‹
fitting the drill chuck.
Place the machine at the working location, align it and switch
‹
on the magnetic clamps.
Select a suitable speed and switch on the machine.
‹
NOTE
Observe the following instructions when drilling with twist drills:
Under excessive pressure, the drill can wear out and the ►
machine can be overloaded.
Make sure that swarf is removed regularly. In the case larger
►
drilling depths, break swarf regularly.
Drilling with core drills
When drilling with core drills, proceed as follows:
For core drills with 19 mm Weldon shank, install the industrial
‹
holder (A).
For core drills with 32 mm Weldon shank, install the industrial
‹
holder (B).
Connect the cooling lubricant system.
‹
Insert the appropriate ejector pin into the core drill and insert
‹
the core drill into the tool holder.
Place the machine at the working location, align it and switch
‹
on the magnetic clamps.
Select a suitable speed and switch on the machine.
‹