MAKA PM 270 X CNC milling and drilling machine (2012)

MAKA PM 270 X

- Work area: X: 9000 mm / Y: 2700 mm
- Gantry 1: 5-axis milling spindle 20/26 kW
- 32-position tool changer
- Gantry 2: 2x13 spindle drilling unit

Technical data
- Heavy-duty gantry system with 2 gantries
- Gantries with drives on both sides (gantry drive)
- CNC control SIEMENS 840D sl / PCU 50 with NCU 730
- Operator panel OP 15 with 15" display, mounted on a guide rail along the longitudinal axis

Work area / machinable cube size with tool length/diameter of 160 mm
- X-axis: 9000 mm with both gantries
- Y-axis: 2700 mm
- Z-axis: (Standard cube size 420 mm)
- Customer-specific design for workpiece thicknesses up to 60 mm
- 5-axis head

Equipment, Gantry 1
- 1 universal head for 5-axis milling
- Milling spindle power: 20/26 kW (S1/S6)
- Speed adjustable up to 24,000 rpm
- Water-cooled
- Tool interface HSK F63 for automatic tool changes
- Thread cutting is possible!

- 1 chain-type tool magazine with 32 positions
- With rotary gripper for fast tool changes
- Magazine fixed on the operator side
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Equipment, Gantry 2
- 2 head mounting brackets
- Equipped with 2 heavy-duty multi-spindle drilling units each
- With common dust extraction hood
- Each drilling unit with 13 drilling spindles (total of 26 drilling spindles)
- Individually selectable vertically
- Arrangement in an L-shape

- 2 angled drilling spindles adjustable from 0 - 25°
- 1 right, 1 left, each approx. 2.2 kW, n= 2800 rpm
- Drill chuck collet Rego Fix ER 25 M

Machine table
- Base frame with linear guide
- 12 table traverses on a linear guide for positioning in the X-direction, individually driven and positionable via NC drives
- Vacuum supply integrated into the table traverse
- Each traverse is individually vacuum-monitored and linked to the machine control system

Workpiece infeed function
- 1 belt conveyor consisting of 4 belt strands
- Width 40 mm, each traverse with lifting devices
- Lifting device NC-controlled
- Stroke 110 mm (+10 mm, -100 mm)
- The machine should be installed in a foundation pit of approx. 300 mm
- Vacuum pump Bush type: Mink MM 1322
- Suction capacity 250 m³/h
- With intermediate tank 500 l for rapid vacuum generation
- 2 chip transport belts under the machining area for the removal of chips and/or small swarf up to a size of max. 100 x 100 x 100 mm
- Automatic central lubrication

Work safety
- Moving protective cabin on both gantries
- Protective cabin with safety bumpers and safety light curtain system on the operator and rear sides (due to automatic table adjustment)

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