This machine adopts 6 set drilling head, each head adopts three-axis drill pack for drilling holes, which can be combined to use according to the hole diameter on the drilling bit rocker arm and center distance. Six sets drilling head was installed on the bed guide rail,which can move right-left and pneumatic locking arbitrarily;Six sets drill bit drilling holes can be either single action or linkage, especially fit for mass production;Head feeding adopts cylinder and damping cylinder, which ......