MANUFACTURER: NIIGATA | MODEL: HN1250S | Age: 2015 | Ref # (item #): 37676
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(1) NIIGATA HN1250-S 4-AXIS CNC HIGH SPEED HMC with 330 MATRIX A.P.C.
NEW 2015, Never run
 
SPECIFICATIONS
 X axis table travel....................... 86.61"
 Y axis vertical head travel............... 70.87"
 Z axis column travel...................... 47.24"
 Ballscrew diameters:   
 X Axis..................................... 2.5"
 - Y Axis................................... 2.2"
 - Z Axis................................... 2.2"
  
TRAVEL RATES
 - Rapid traverse – X axis ............ 1,575 ipm
 - Rapid traverse ? Y axis ............ 1,575 ipm
 - Rapid traverse – Z axis.............. 1,575 ipm
  
WORK CAPACITY (Standard Pallet)
Spindle face to table center line (Z axis)...... 11.02" to 58.27"
Spindle centerline to pallet surface (Y axis)... 1.97" to 72.83"
Maximum swing diameter (restrictions in the stroke area may apply)...  90.55"
Maximum height of workpiece..................... 78.74"
  
SPINDLE 15,000 RPM (OPTIONAL) (Lubrication - Oil & Air)
Horsepower (30 min./constant)........ 60/50 HP AC
Spindle Speed (HIGH Range).......... 4,001-15,000 rpm
Double wound motor built-in type......... Yes
Spindle taper/retention knob (standard).. CT50-CAT
Spindle diameter......................... 3.94"
Spindle max. torque/rpm.................. 295 ft.lbs./50-1050 rpm
Spindle bearing diameter O.D............. 5.91"
Front ceramic bearing (quantity four).... Angular Contact Ball 
Rear ceramic bearing (one pair).......... Cylindrical Roller 
Spindle orientation – one position....... Standard (Electric) 
Spindle chiller (cools all bearings)..... Standard
Voltage Required......................... 400V
 
TABLE CAPACITY - 1o Standard (Curvic Coupling)
 Table increments (1o increments).. 1o - 360o
Indexing time (90o/180o).......... 6.5/8.5 sec.
Index rotation.................. Bi-directional
Diameter of curvic coupling............. 23.6”
Table index motor(AC)................. 2.0 HP
Maximum load on pallet ...... 7,700 lbs 5ton?NC??
 
 
 
 
4th AXIS ROTARY TABLE (Optional)

Table increments......................................... 360,000/0.001
Positioning speed........................................ 0-2 rpm
Index rotation........................................... Bi-directional
Servo motor (Fanuc a22/3000i)............................ 5.4 HP AC
NC table contouring torque............................... 1084 ft. lbs.
Maximum load on pallet.................................... 7,700 lbs
Maximum load on pallet (optional)........................ 11,000 lbs
 
 
 
AUTOMATIC TOOL CHANGER
 
Tool magazine capacity (standard)........................ 330 Tools
Tool selection........................................... Shortest path
Tool shan (standard)..................................... CAT 50 V-Flange
   CAT 50 Pullstud
 
Maximum tool length (standard spindle)................... 24.0"
Maximum tool diameter:
  Milling cutter:
Adjacent pockets full..................................... 4.7"
Adjacent pockets empty.................................... 9.4” (max 11.8")
Single point boring dimension (radius from spindle center). 8.1"
 
Maximum tool weight....................................... 66 (77) lbs.
Tool change time (per JIS standard)....................... 6.5 sec. 
Average chip to chip time (per JIS standard).............. 13 sec.
 
 
 
AUTOMATIC PALLET CHANGE SYSTEM
 
Pallet sizes................................................ (2) 49.2" ×39.4"
Max load on pallet (centralized) on machines w/ NC table(optional)...... 11,000 lbs.
Max load on pallet (centralized) on machines w/ 1o Indexing Table........ 7,700 lbs.
Pallet weight............................................... 2850 lbs.
Pallet change time with max 7700 lbs. on pallet (2 APC)..... 75 sec. 
Pallet change time with max 11,000 lbs. on pallet (2 APC)... 120 sec.
Pallet location repeatability............................... 0.0006” 
Pallet location............................................. (10) Accurate Cones
 
                                                                                                                                                             with Air Blow
 
ACCURACY
 
Slide positioning with scales (X,Y,Z axis)................... +/- 0.00016"/full 
Slide repeatability with scales (X,Y,Z axis)................. +/- 0.00006" 
Table index positioning (1°)................................. ± 3 sec. 
N/C rotary 4th axis positioning (w/ scales).................. +/- 7 sec. 
N/C rotary 4th axis repeatability (w/scales)................. +/- 4 sec.
 
 
 

 
MOTORS
Axis drive motors:      
- X Axis (FANUC Model a 50/3000iS with Fan).................  20.0  HP AC
- Y Axis (FANUC Model a 50/3000iS with Fan & Brake).......... 20.0 HP AC
- Z Axis (FANUC Model a 50/3000iS with Fan).................  20.0 HP AC
- B (NC) Axis (FANUC Model a 22/3000i)....................... 5.4 HP AC
 
Hydraulic pump drive motor.................................. 5.0 HP AC
Head lubrication motor...................................... 0.5 HP AC
Slideway lubrication motor.................................. 0.03 HP AC
 
 
 
MACHINE BODY SPECIFICATIONS
Machine weight (approximate)................................. 82,500 lbs
[Machine weight (approximate)................................ 87,700 lbs] 
Floor space (L x W x H approximate).......................... 388”x238”x205”
 
 
 
X-AXIS way system (Table traverse)
 
Number of ways............................................... 2 
Size of ways ................................................ THK SRG No.65
Distance across the ways..................................... 34.2”
 
 
 
Y-AXIS GUIDE WAY:  Hardened (48 Rc) and Ground (Not Replaceable)

Cross section................................................ 3.94"/3.34” x 2”
Span of way.................................................. 26.2"
Material..................................................... Cast Iron
Mating guide surface......................................... Turcite B-HP
 
 
 
Z-AXIS way system (Column traverse)

Number of ways................................................ 2
Size of ways.................................................. THK SRG No.85
Distance across the ways...................................... 55.5”
 
 









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