core drilling bits Drill Maintenance Installation and removal

Maintenance editor
⒈ when drilling steel, please ensure sufficient cooling capacity and the use of metal cutting fluid.
⒉ good core drill bits steel and rail gap can improve the accuracy of drilling and drill life
⒊ make sure smooth and clean magnetic base and workpiece.
⒋ drill sheets, to the workpiece reinforcement, Drilling Tools of large workpieces, please ensure secure workpiece.
⒌ drilling beginning and end of the feed rate should be reduced one-third.
⒍ large number of fine powder material when drilling, you can not use the coolant, and the use of compressed air to help chip.
⒎ please remove the drill body wrapped in iron, in order to ensure smooth chip evacuation.
Installation and removal
For a variety of installation and removal of the cutting wheels  rig. Convenient and reliable installation and removal.
⒈ drill installation
Drill slowly lifting the box, the four legs of the box corresponding drill holes into four turntable rig, according to the choice of the appropriate size drill core drill box, lifting the drill core box drill box into the body and then to groove and drill drill core box corresponding convex tip installed, will drill into the box drill, drill that card on the turntable heart. Then turn on the drill spin coupling nut drill pipe.
⒉ drill demolition
Lifting drill (with drill), will drill the box  requires connection with the turntable, slowly lifting the convex tip drill drill corresponding groove and drill core box, and the drill bit stuck in the drill box, turn receded drill , drill.