This machine is a special-purpose deephole drilling machine with properties of high efficiency,high accuracy and high automation.It adopts external-chip removing method (gundrill method),through one continues drilling,it can realize the machining accuracy and surface roughness usually by the progress of drilling,expanding and reaming.The machine is controlled by CNC system with function of both single action and automatic recycling so that it can meets the requirements of small batch and large batch machining.The machine can drill through hole,blind hole and step hole.The machine can be widely used in the line of automobile and motorcycle,mould,military and aeronautics.

specifications	technical data
range of drilling dia.	3-20mm
Max.Drilling depth	1500mm
head stock spindle speed	380r/min
range of drilling box spindle speed(infinite)	800-7000r/min
feed speed range(Z-axis)(infinite)	10-500mm/min
pressure range of coolant	1-10MPa
flow range of coolant	6-100L/min
rapid speed of feeding carriage	3m/min
torque of feeding motor	7Nm
motor power of drilling bar box	4kW
motor power of headstock	1.5kW
general motor power	20kW(about)
overall dimension(LxWxH)	4000x4050x2050(500mm) 5050x4050x2050(1000mm)
machine weight	6t(500mm) 7t(1000mm),

Note:Tools and accessories must be ordered specially,coolant should be prepared by the user or bought from the manufacturer.

1.Adopting FANUC Oi mate-TB system 
2.driven by A.C servo motor,transmitted by ball screw 
3.adopting guideway conglutinated plastic,smooth running in low speed,without creeping 
4.spindle speed of drilling bar box is driven by varyspeed motor,adjustment stepless 
5.spindle bearing and guideway surface adopting automatic intermittent lubrication 
6.high-pressure coolant is supplied by varyspeed motor-driving gear pump 
7.flat chain type automatic chip conveyor 
8.fully covered safe guard 
9.muti-monitoring device