PROTH PSPGP 1522 AHR CNC Surface Grinding Machine

PROTH PSPGP 1522 AHR CNC Surface Grinding Machine was manufactured in 2006 by PROTH Industrial Co., Ltd in Taiwan. The machine has a large table with an area of ​​1500x2200m and a rigid gantry (two-column) structure which allows grinding of very large elements (forms, dies etc.). CNC control facilitates the operator’s work and enables precise machining of complex shapes.

Technical data of the PROTH PSPGP 1522 AHR CNC portal grinder

Machining size

– maximum travel (transverse x longitudinal): 1900x2350mm
– distance of the grinding wheel circumference to the table (vertical head): 100-800 (350-1000) mm
– height of the spindle center from the table: 1100 (1350) mm
– maximum height from the table top to the bottom of the standard grinding wheel: 850mm
– table surface: 1500x2200mm

Longitudinal feed

– longitudinal feed drive: hydraulic
– longitudinal speed of the table: 2-25 (1-25) m / min

Cross feed

– clearance between the columns: 2000mm
– transverse step feed
– transverse feed drive: electromechanical
– stroke: 0.1-35 mm / feed
– continuous cross feed
– drive: Electromechanical
– cross feed speed: 3000 mm / min
– manual rotation: 10mm
– manual feed per plot: 0.05 mm

Vertical feed

Rapid traverse (Option): 250 mm / min
manual feed per MPG plot: 0.001 mm

Grinding wheel

Dimensions: 510 x 100 x 203mm
Spindle speed (50 / 60Hz) 1150 rpm

Motors

Horizontal head spindle motor: 11 (15.18.5) kW / 15 (20.25) hp
Spindle motor with vertical head: 7.5 kW / 10 HP
Hydraulic motor: 13 kW / 17.5 HP 15 kW / 20 HP

Overall dimensions of the PROTH PSPGP 1522 AHR grinder

Net weight: 34,000 kg
Gross weight: 37,000 kg
Dimensions: (L x W x H): 6.6 x 3.5 x 3.8m