The bench drill can directly tap the pillar to lock safely,In the market, the pillar is usually locked, without safety device, the product is equipped with safety automatic protection device. When the workers forget to release the lock, they can automatically cut off the power to prevent the rocker arm from lifting and damaging the lifting box. The pillar locking adopts the principle of automobile overlapping brake.
The bench drill is the automatic oil supply system of the selected gear box. Oil can be directly hit on the gears to increase the wear resistance of the gears. When there was no such technology before, the whole gear box wall was wasted, not to mention, it could not guarantee the normal oil supply of the gears. There was no such device on the market for machine tools. The drill spindle has control switch protection system, automatic pump oil system, copper turbine wear resistance. The market is generally cast iron turbines, ultra-audio quenched gears wear-resistant, high hardness, all gears using CNC worm grinding accuracy grinding.