the machine is special equipment for machining deep cylindrical hole of workpieces,it suitable for boring the cylindrical workpiece. When boring the hole,the oil is supply from the guide carriage,and take the chips from the cutting area to the equipment of chip conveying on the headstock.

    the bed of machine has rectangle guide way which has high abrasive resistance after quenched.the feeding lead screw is equipped between the two guide way.    the flxture of the guide carriage and clamping of workpiece is made by the servomotor and it is safe and reliable,the spindle of guide carriage and machine spindle has high concentricity and rotation precision.It is easy to change the guide bush.    the machine is a kind of deep hole boring machine with easy to operate and control,high efficiency.

ITEM	T2250
the range of boring diameter	200mm500mm
the range of boring depth	200016000mm
the diameter of workpiece clamped	250mm650mm
the power of  main motor	N=30kW n=960r/min
the taper of spindle bore	Metric 140#
range and kinds of spindle speed	3.15315r/min (21kinds)
the range and kinds of boring box speed	601000r/min( 12kinds)
the power of boring box motor	N=30kW n=1460r/min
range of feeding speed	51000mm/min (stepless)
the rapid speed of carriage	2000r/min
Feeding motor	N=7.5kW servo motor
Guide carriage motor	N=7.5kW servo motor
the power of cool pump motor	N=5.5kW n=960r/min(2 group)
Rated pressure of  cooling system	1MPa
the flow of cooling system	600 L/min
the main machining precision	IT7-IT9
the max.Weight of workpiece	10t