New Fashion Design For Long Hole Drilling Machine - Large cylinder drilling and boring machine T21100/T21160 – Premach

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New Fashion Design For Long Hole Drilling Machine - Large cylinder drilling and boring machine T21100/T21160 – Premach Detail:

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And we used extra metal chip removal technique for trepanning which need professional trepanning cutting tools and special purpose fixture. According to the machining requirement, a travel head with rotating drilling/boring rod is equipped so the drilling/boring tools can rotate and feed.

Deep hole drilling and boring 3

Technical parameter

		T21100		T21160
Working capacity	Range of drilling Dia.	Φ60-Φ180mm
	Max. boring Dia.	Φ1000mm		Φ1600mm
	Max. boring depth	1-16m
	Range of trepanning Dia.	Φ140-500mm
	Workpiece clamped Dia. range	Φ270-Φ2000mm
Spindle	Center height from spindle center to bed	1250mm	1450mm
	Spindle bore Dia.	Φ120mm	/
	Taper of spindle bore	Φ140mm, 1:20	/
	Range of spindle speed	1-190rpm, 3 gears with stepless speed	1-100rpm, 2 gears with stepless speed
Travel head with rotating drilling bar	Spindle bore Dia. of travel head with rotating drilling bar	Φ120mm
	Taper of spindle bore (travel head with rotating drilling bar)	Φ140mm, 1:20
	Range of spindle speed (travel head with rotating drilling bar)	16-270rpm, 12 kinds
Feed	Feed speed range (infinite)	5-500mm/min
	Rapid travel speed of carriage	4m/min
Motors	Main motor power	75KW		100KW
	Motor power of travel head with rotating drilling bar	45KW
	Motor power of hydraulic pump	1.5KW, n=1440rpm
	Rapid travel motor power of carriage	7.5KW
	Feed motor power	11KW (servo motor)
	Motor power of cooling pump	5.5KWx4 + 11KW (5 groups)
Others	Guide way width	1600mm
	Rated pressure of cooling system	2.5MPa
	Flow of cooling system	100,200,300,400,700L/min
	Rated working pressure for hydraulic system	6.3MPa
	Max. axial force of oil pressure head	68KN
	Max. pushing force of oil pressure head to workpiece	20KN

Overall dimensions and weight

Length Technical data	4000	5000	6000	7000	8000	9000	10000	12000	15000
Floor space LxWxH (mm)	21000	23000	25000	28000	30000	32000	34000	38000	45000
	X4500	X4500	X4500	X4500	X4500	X4500	X4500	X4500	X4500
	X3000	X3000	X3000	X3000	X3000	X3000	X3000	X3000	X3000
Net weight (T)	113	115	117	120	122	125	130	135	150

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Hope that the company could stick to the enterprise spirit of Quality, Efficiency, Innovation and Integrity, it will be better and better in the future.