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HELLER MCH 250

CNC machining center - horizontal
Manufacturer: HELLER
Machine model: MCH 250
Control: Siemens 840 D – Powerline
Year of construction: 2006

TECHNICAL DATA
- X-axis mm 800
- Y-axis mm 800
- Z-axis mm 800
Travel range along the center of the table, X-axis mm +400 to -400
Travel range vertically above the pallet clamping surface, Y-axis mm +120 to +920
Travel range transversely to the center of the table, Z-axis mm +150 to +950
Feed forces
- X-axis at ED S3 – 40% N 15000
- Y-axis at ED S3 – 40% N 15000
- Z-axis at ED S3 – 40% N 17500
Speeds
- Feed rate in X, Y and Z axes mm/min 1-50000
- Rapid traverse speed mm/min 50000
- Acceleration in X, Y and Z axes m/s² 4.0
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- B-axis (360 x 1° rotary table) max. speed 1/min 25
Rotary table
- Division degrees 360 x 1
- max. permissible clamping weight daN 800
- Max. tangential moment Nm 20000
- max. tipping moment Nm 18000
Spindle
- Speed range 1/min 45 – 6000
- Tool holder DIN 69893 HSK 100 Form A
- Motor Three-phase spindle motor
- Drive power max. at the spindle at ED S1 - 100% kW 40
-- at ED S6 - 40% kW 60
-- at ED S6 - 25% kW 70
--- from speed 1/min 500
- Torque max. at the spindle at ED S1 - 100% Nm 765
-- at ED S6 - 40% Nm 1145
-- at ED S6 - 25% Nm 1340
-- up to speed 1/min 500
Tool magazine
- Magazine type Rack
- Magazine places incl. 2 x 7 setup positions 405 places
- Magazine places for max. tool diameter 23 places
Pallet changing device
- Pallet size mm 630 x 630
- Workpiece dimensions: Swiveling diameter in the working area x height mm Ø900 x 1000
- Pallet changing accuracy in X, Y and Z axes mm 0.01
- Pallet changing time at 500 (800) daN s 12 (14)
- Rotary storage RSP 4-fold
- Pallets in the system, number 6

EQUIPMENT FEATURES
+ Coolant system
++ with vacuum rotary filter - high pressure 50 bar (Knoll VRF 250)
++ Coolant tank capacity l 1500
++ Coolant pump 3 bar flow rate l/min 170
++ Coolant pump 2 bar flow rate l/min 40
++ High-pressure pump 70 bar flow rate l/min 22
+ Chip removal
++ Conveyor spirals in the machine bed number 2
++ Diameter mm 160
++ Transverse chip conveyor
++ Conveyor speed m/min 1.5
++ Discharge height mm 1200
+ Rotary storage RSP 4-fold
+ Pallets in the system, number 6
+ Integrated tool monitoring IPM
+ Drill breakage control
+ Measuring probe Renishaw
+ Status lamp 3 colors
+ Remote diagnostics via modem

Machine weight daN 19000
Space requirement basic machine L x W x H approx. m 6.3 x 4.9 x 4.0
Power requirement basic machine kVA 85
Maximum power requirement (including all options) kVA 131

Subject to changes and errors in technical data and specifications.

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