OM ltd neo Alpha 20EX CNC Vertical Boring Mill 78.4" Table Diameter, 98.4" Cutting diameter

1-USED OM LTD NEO ALPHA-20EX VERTICAL BORING MILL

SERIAL NUMBER

DATE OF MFG

STK#105282

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SPECIFICATIONS WHILE OBTAINED FROM SOURCES DEEMED RELIABLE ARE SUBJECT TO CHANGE WITHOUT NOTICE AND TO VERIFICATION BY BUYER:

78.4″ x 98.4″ Used OM CNC Vertical Boring Mill Model NEO Alpha-20EX Specifications:

MACHINE CAPACITY:  

Table diameter 78.74″/ 2,000 mm

Maximum turning diameter 98.4″/ 2,500 mm

Maximum swing 98.4″/2,500 mm

Maximum cutting height 78.74″/2,000 mm

Maximum load on table 33,070 lbs./15,000 kgs

Maximum height from table top to gauge line 86.22″/2190 mm

Maximum torque of table19,910 ft. lbs./27,000 Nm

Maximum cutting force5,620 lbs./25,000 N

Maximum drill diameter 3.15″/ 80 mm (Tool: Cemented carbide, Work: S45C) 

Maximum tap diameter M42 x 4.5  (Tool: HSS, Work: S45C) 

CROSSRAIL:  

Elevating travel of cross rail 47.24″/1,200 mm

Cross rail positioning step7.87″ 7 step/200 mm 5 step

TOOL HEAD:  

Horizontal travel (X-axis)  To right from table center 69.29″/1,760 mm

To left from table center 3.93″/100 mm

Vertical travel (Z-axis )43.31″/1,100 mm

Ram size 8.27″ x 8.27″/210 x 210 mm

Minimum hole diameter allowing passage of ram11.81″/ 300 mm

Turning tool shank size 1.26″ x 1.26″/32 x 32 mm

Taper of milling spindle nose JIS B6340 No. 50 (BIG-PLUS)

 SPEED: 

 No. of table speeds 2 x infinitely variable Table speed range 

  Low 1.0 ~ 61.0 min-1

  High 3.8 ~ 230 min-1

  Inching 2min-1

Rapid traverse:

(X-axis) 393.70 inch/min/10,000 mm/min Rapid traverse

(Z-axis) 393.70 inch/min/10,000 mm/min Manual feed rate

(X, Z axes)0~141.73 inch/min/0~3,600 mm/min

Cutting feed per rev.0.0004~20″/0.01~500 mm

Cutting feed rate 0.04~141.73″/1.0~3,600 mm/min

Elevating speed of crossrail11.81 inch/min 50Hz: 300 mm/min 14.17 inch/min

60Hz: 360 mm/min Milling spindle speed25~2,500 min-1

Table indexing speed (C-axis)3 min-1

Manual feed rate (C-axis)0~800 deg/min

MOTORS: 

Drive motors for turning (continuous/30min)60/75 HP 45/56 kW

Milling spindle motor (continuous/30min)20/25 HP 15/18.5 kW

Axis feed motor  X-axis: AC servo2.5 HP 1.8 kW

Z-axis: AC servo (with brake) 9 HP 7.0 kW

ATC magazine motor 1 HP 0.75 kW 

Cross rail elevating motor 7 HP x 4P 5.5 kW x 4P  

Others 4 HP total 3.0 kW

ATC DEVICE: 

Tool selection system Fixed – address, shortest path random

No. of tools stored 24 pieces

Maximum length of tool holder (from mounting face)16.14″ 410 mm 

Maximum weight of tool holder (with holder base)110 lbs/piece 50 kg/1pce 

Maximum protrusion of tool stored in magazine (from ram center to tool end)

ID side 6.89″ 175 mm  

OD side 6.89″ 175 mm 

Maximum length of milling tool (from gauge line)16.14″ 410 mm 

Maximum distance of milling tool (at 2.44″ (62mm) or more from gauge line)  

In case of other tools adjoining 5.91″ 150 mm In case of no tools adjoining 9.84″ 250 mm 

Maximum weight of milling tool 55 lbs/pc 25 kg/pc 

Milling tool taper shank BT50 Shape of pull stud P50T-2(MAS 403)

MACHINE SIZE:  Machine weight 49,610 lbs 22,500 kgs

ACCURACY:

Static and machining accuracy Japan Industrial Standards

Circularity 0.0006″/0.015 mm

Cylindricity 0.0008″ for 20″ /0.02 mm for 500 mm - 0.0012″ for 40″ 0.03mm for 1000 mm 

Flatness 0.0012″ for ø40″ 0.03mm for ø 1000 mm(Crown is not permitted)

N.C. ACCURACY TEST:  

Positioning X-axis ±0.0003″ for 20″/±0.007mm for 500 mm 

Z-axis ±0.0003″ for 20″/±0.007mm for 500 mm 

C-axis ±10 seconds(unidirectional positioning)

Repeatability of linear axis

X-axis ±0.0002″±/0.005 mm 

Z-axis ±0.0002″±/0.005 mm 

C-axis ±5 seconds 

POWER SOURCES:  

Electric power supply 220 V±10%, 60 Hz, 3 phase 

Operating voltage AC 100V, DC 24V 

Power capacity100 kVA 

78.4″ x 98.4″ New OM CNC Vertical Boring Mill Model NEO Alpha-20EX Features:

• FANUC 0i-TD CNC Controller
• Independent 4-jaw chuck table
• Twenty-four (24) tool automatic tool changer
• Chip cover (manual open and shut)
• Maintenance tools kit
• Foundation parts kit (Includes foundation plates, leveling blocks, and anchor bolts)
• Work light
• Signal tower light (3-steps LED type)
• Yellow: when the machine is put in a stationary condition on automatic operation. (M00, M01, M02, or M30 and end of single block)
• Green: During automatic operation
• Red: Alarm
• Electric spare parts
• Cross rail traveling
• X-axis telescopic cover
• Center through coolant
• PSI Indication
• X-axis scale feedback
• Standard hinge belt chip conveyor THIS ITEM IS OFFERED FOR SALE SUBJECT TO PRIOR SALE AND BUYER'S UNCONDITIONAL ACCEPTANCE OF SELLERS TERMS AND CONDITIONS. RAB INDUSTRIES, INC.