Description:

 4 Axis Machining Center - HELLER H2000

Working area:

• X/Y/Z axis: 630/630/ 630 mm

Feed forces: 

• X- and Y-axis at duty cycle S3 - 40%: 10,000 N 
• Z-axis at duty cycle S3 - 40%: 15,000 N

Speeds: 

• Rapid traverse, X / Y / Z (Power/ Speed): 65,000/90,000 mm/min 
• Acceleration a, X / Y / Z (Power/ Speed): 8.0/10.0m/s2

Path measurement system: 

• Direct, absolute linear measuring scales with highest resolution in X-, Y- and Z-axis 
• Positioning accuracy Tp (according to VDI/DGQ 3441): 0.007 mm

Machining unit: 

• Speed Cutting 
• Spindle taper, standard: HSK-A 63 
• Speed range: 0-16,000 rpm 
• Drive power at duty cycle S6 - 40%: 40 kW 
• Max. torque at duty cycle S6 - 40%: 95 Nm 
• Spindle diameter in front bearing: 80 mm

Tool changer:

• Max. permissible tool mass: 12 kg 
• Max. permissible tool mass (all places occupied): 3.5 kg 
• Max. permissible moment of weight of tool regarding gripper groove: 10 Nm 
• Chain-type magazine chip-to-chip time T2.3 (according to VDI 2852) up to max. 3 kg HSK-A 63 (Power/ Speed): 2.8/2.3 s 

Chain-type magazine:

• Magazine places: 80 
• Max. tool length with HSK-A 63: 410 mm
• Max. tool diameter: 160 mm 
• Max. bridge mounted tool (diameter x width): 260 X 160 mm

NC rotary table:

• B axis rotary feed table: 360,000 X 0.001° Degrees
• Table speed: 40 rpm
• Indexing accuracy Tp (according to VDI/DGQ 3441): 10 Angular s
• Maximum tangential moment: 5000 Nm
• Maximum tilting moment: 8,000 Nm

Pallet changing device:

• Pallet size: 400 X 500 mm
• Max. workpiece diameter (maximum workpiece dimensions, see general layout AZ): 720* mm
• Max. workpiece height: 850mm

Machine dynamics power:

• Max. pallet loading capacity (pal. 1 + pal. 2): 1,200 kg
• Max. pallet loading capacity one-sided (pal. 1): 600 kg
• Max. pallet loading capacity two-sided: - pallet 1: 800 kg ---- pallet 2 (counterweight necessary):min 200 - max 400*kg
• Max. permissible difference mass between pallet 1 and pallet 2 (two-sided loading): 600kg

Machine dynamics speed:

• Max. pallet loading capacity (pal. 1 + pal. 2): 1,000 kg
• Max. pallet loading capacity one-sided (pal. 1): 500 kg
• Max. pallet loading capacity two-sided: - pallet 1: 500 kg ---- pallet 2: 500 kg
• Pallet changing time without hydraulic workpiece clamping: 10.0* s
• Pallet changing time with hydraulic workpiece clamping: 10.0* s
• Pallet changing accuracy: 0.01 mm
• Only for Stand-alone-machine (possible restrictions with pallet automation) 

Coolant treatment:

• Variant VRF250
• Filter principle paper band filter: KNOLL KF 400
• Nominal filter mesh: 40 µm
• Internal coolant supply, option: 50 bar
• Internal coolant supply, option: 70 bar
• Tank capacity: 1,800 l

Installation data:

• Length / width / height with VRF: 6,200 X 3,000 X 3,400 mm
• Overall operating power of the machine: 34 approx. kVA
• Overall operating power of the coolant unit: 10 / 25 / 26 approx. kVA
• Voltage supply: 3 x 400/50 V / Hz
• Compressed air: 5-6 bar

Control:

• Siemens SINUMERIK 840D sl 

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