Page 16 - Demo

THE HORIZONTAL BAR BAR CENTER MODEL HN-D-II BAR BAR SERIES
Developed Based On NIIGATA's Heavy Duty Box Way Style Horizontal Machining Center
BAR/QUILL CAPABILITY ON ON HORIZONTAL MACHINING CENTER Niigata's model: HN-D-II Series machining centers always known for for rugged high speed reliable performance can be equipped with a BAR/QUILL style spindle The BAR BAR versions bring long-sought improvements in in performance and accuracy to the work traditionally done by horizontal boring mills EXAMPLE OF NIIGATA BAR CENTER's MACHINING PERFORMANCE (Medium Carbon Steel S45C)
Face Mill
W axis extension l Cutting position from spindle surface L Cutting volume
Tool diameter
Width of cut B Depth of cut Spindle speed Feed rate
Boring
W axis extension l Cutting position from spindle surface L Cutting volume
Bore diameter
B B Depth of cut Spindle speed Feed rate
55mm (2 2inches) 160mm (6 3inches) 691mm3/min(42cu inch)
160mm (6 3inches) 120mm (4 7inches) 8mm (0 32inches) 330min-1
720mm/min (28 3ipm)
365mm (14 4inches) 685mm (27inches) 272mm3/min(17cu inch)
240mm (9 4inches) 7mm (0 28inches) 150min-1
53mm/min (2 1ipm)
220mm (8 7inches) 325mm (12 8inches) 605mm3/min(37cu inch)
160mm (6 3inches) 120mm (4 7inches) 7mm (0 28inches) 300min-1
720mm/min (28 3ipm)
535mm (21inches) 855mm (33 7inches) 188mm3/min(12cu inch)
228mm (9 0inches) 6mm (0 24inches) 168min-1
45mm/min (1 8ipm)
L B L φB
320
R R 3500min-1 (rpm)
Standard
2000
1000 800 700
500 400
200 100 50 10 30kW(40HP)(30min) 22kW(Cont )
878N・m 644N・m
High winding Low gear
40 30 21kW 20 14kW
1836N・m(1354ft·lbs) (30min) 1346N・m(Cont )
2 8kW 2 1kW 10 5 2 91N・m 1 1 57N・m 38N・m
High High winding High High gear
416N・m 305N・m
166N・m
Low Low winding Low Low gear
SPINDLE SPEED(min-1)
3500min-1 (rpm)
High Power Spec (Option)
45kW(60HP) 50 2000
1000 800 700
500 400
200 100 50 10 1318N・m(972ft·lbs) (25%ED)
1053N・m(30min) 866N・m(Cont )
20 10 2 0kW 1 6kW 1 3kW
187N・m 2 154N・m
Low range
High range
High range(In tapping)
SPINDLE SPEED(min-1)
37kW
40 29kW 30 25kW
5 394N・m 324N・m
79N・m 68N・m
1 ●16 10 15 20 50 100 156
300 326
500 688
1000 1721 2000
2294
3000 3500 10 15 20 35 50 100 300 326
408
500 1000 1089
2000
2294
3000 3500 SPINDLE TORQUE(N・m)
SPINDLE TORQUE(N・m)
POWER(kW)
POWER(kW)