The water bucket cooling mechanism injects the coolant into the water bucket during the drilling process, and penetrates into the cutting zone by the water level pressure, so that the workpiece is fully cooled and lubricated. It is mainly used for drilling on the horizontal drilling machine. Small hole and deep hole workpiece. The water bucket cooling mechanism is shown in the figure. The support 7 is fixed on the spring seat 8 with a countersunk screw, and the spring seat 8 is loosely fitted with the drill sleeve 9. In order to prevent the outlet end face of the drill sleeve 9 Large coolant leakage in combination with the machined part, with profile seal, press mouth 3
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