Grinding machines

grinding diameter 850 mm︱grinding length 4.000 mm︱centre height 525 mm︱workpiece weight max. betw. centres with steady 5.000 kg︱control SINUMERIK 840 D ︱Feeds & travels - ︱feed Z-axis 0,01 – 6.000 mm/min︱feed X-axis 0,01 – 6.000 mm/min︱Travel Z-axis (table) 4.500 mm︱Travel X-axis (grinding spindle) 650 mm︱Grinding wheel - ︱Max. Dimension Ø1.060x60x304,8 mm︱grinding wheel speeds 1.100 min-1︱peripheral speed 45 m/sec︱power 22 kW︱tail stock - ︱Taper MK 6 ︱quill travel 100 mm︱diameter of quill 115 mm︱Workpiece spindle - ︱

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Equipment & Accessories CNC cylindrical grinding machine in most robust design for heavy workpieces • Scope of geometric retrofit: • Slideways of X- and Z-axis regrinded, intermediate table and top table regrinded • Centre height of headstock and tailstock readjusted • Machine checked from the bottom up and rebuilt • Cabling in the machine renewed • Hydraulic tubes and lines renewed • Ball screws of X- and Z-axis renewed • New bellows • Wearing parts replaced • New machine painting in two-layer-structure with oil-resistant and abrasion-resistant two-component paints, color RAL 7035 light gray and RAL 5007 brilliant blue • CNC Control SINUMERIK 840 D • New balancing of the grinding wheel • 2 pc. Grinding wheels Ø 1.000 x 60 x 304,8 mm • 2 pc. Support bearing • Front drivers + 1 pc. travelling tailstock tip • Coolant unit with belt filter • Full enclosure of the workspace with 2 large sliding doors • Extraction unit for emulsion mist

grinding length 1.000 mm︱grinding width 600 mm︱workpiece height 400 mm︱control SINUMERK 840 D ︱Grinding Area : ︱grinding range max. 1.000 x 600 mm︱travel cross (z-axis) 540 mm︱distance table surface - grinding spindle centre max. 600 mm︱Travel vertical (Y-axis) 500 mm︱Max. working height on new grinding wheel 400 mm︱workpiece table : ︱Electro permanent magnetic plate 800 x 500 mm︱pole pitch 18 mm︱clamping force in 8 levels - ︱Table drive (X-axis) : ︱Incremental encoder in the longitudinal axis X axi - ︱table speeds 2-35.000 mm/min︱Electromechanical longitudinal movement - ︱by means of digital servo motor, - ︱toothed belt and ball screw - ︱

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Equipment and accessories - Linear measuring systems in Y- and Z-axis - All linear axes with digital servo motors and ball screw drive - Belt filter system with paper belt filter, tank capacity 640 l, coolant pump 200 l/min/4 bar - Manual coolant nozzles - adjustable - Automatic working chamber door pneumatically controlled - Electro-permanent magnetic plate 800 x 500 mm, pendulum pole pitch 18 mm - Automatic grinding wheel balancing device Fa. MPM - Full enclosure of the working area in stainless steel partial execution with LED working area lighting - Manually operated door, safety interlock in automatic mode - Portable electronic handwheel in automatic and manual mode for all axes - Three-color signal light - Electrical equipment 400V/50Hz - Switch cabinet cooling unit - Machine feet - Painting RAL 9002 (grey white), RAL 5010 (gentian blue) - Rinsing gun with hose and holder in the operating area - Approx. 5 pcs. grinding wheel flanges *** Machine prepared for grinding mist suction *** Grinding programs - Surface grinding - Plunge grinding - Profile grinding - Automatic program sequence with roughing, finishing, fine finishing and burnout - Multiple plunge-cut grinding for economical production - Surface grinding with continuous, infinitely programmable cross feed - Calibration of the grinding wheel (calibrate, backfeed, round corners) - Face grinding with back pull dressing - Dressing in grinding cycle with lift-off amount - Fully automatic compensation of dressing amounts - Tool management Dressing Technology Table dresser -straight- TAG: Dresser fixed on the machine table, roughing and finishing station with dressing tiles are arranged one behind the other, cylindrical dressing of grinding wheels for surface and plunge grinding, suitable for corundum and silicon carbide grinding wheels, cycle software with input menu Pre-profiler VPG-150: incl. diamond roughing wheel width 1.5 mm For economical pre-profiling (roughing out) of the grinding wheel, profiling unit firmly mounted on the table, suitable for corundum and silicon carbide grinding wheels, CNC dressing cycle for pre-profiling Table profile dresser TAD: Suitable for diamond wheel DFR, D = 120, tip radius r = 0.1 - 1mm, flank angle 28°,40°, 60°. Profile depth max. 20 mm, contour accuracy +/- 0.0025 mm, swivel angle +/- 70°, profiling in the program by means of graphical operator guidance in 3-D interpolation

grinding length 1.000 mm︱grinding width 600 mm︱workpiece height 400 mm︱Control SINUMERK 840 D ︱Grinding Area : ︱grinding range max. 1.000 x 600 mm︱travel cross (z-axis) 540 mm︱distance table surface - grinding spindle centre max. 600 mm︱Travel vertical (Y-axis) 500 mm︱Max. working height on new grinding wheel 400 mm︱workpiece table : ︱Electro permanent magnetic plate 800 x 500 mm︱pole pitch 18 mm︱clamping force in 8 levels - ︱Table drive (X-axis) : ︱Incremental encoder in the longitudinal axis X axi - ︱table speeds 2-35.000 mm/min︱Electromechanical longitudinal movement - ︱by means of digital servo motor, - ︱toothed belt and ball screw - ︱

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Equipment and accessories - Linear measuring systems in Y- and Z-axis - All linear axes with digital servo motors and ball screw drive - Belt filter system with paper belt filter, tank capacity 640 l, coolant pump 200 l/min/4 bar - Manual coolant nozzles - adjustable - Automatic working chamber door pneumatically controlled - Electro-permanent magnetic plate 800 x 500 mm, pendulum pole pitch 18 mm - Automatic grinding wheel balancing device Fa. MPM - Full enclosure of the working area in stainless steel partial execution with LED working area lighting - Manually operated door, safety interlock in automatic mode - Portable electronic handwheel in automatic and manual mode for all axes - Three-color signal light - Electrical equipment 400V/50Hz - Switch cabinet cooling unit - Machine feet - Painting RAL 9002 (grey white), RAL 5010 (gentian blue) - Rinsing gun with hose and holder in the operating area - Approx. 5 pcs. grinding wheel flanges *** Machine prepared for grinding mist suction *** Grinding programs - Surface grinding - Plunge grinding - Profile grinding - Automatic program sequence with roughing, finishing, fine finishing and burnout - Multiple plunge-cut grinding for economical production - Surface grinding with continuous, infinitely programmable cross feed - Calibration of the grinding wheel (calibrate, backfeed, round corners) - Face grinding with back pull dressing - Dressing in grinding cycle with lift-off amount - Fully automatic compensation of dressing amounts - Tool management Dressing Technology Table dresser -straight- TAG: Dresser fixed on the machine table, roughing and finishing station with dressing tiles are arranged one behind the other, cylindrical dressing of grinding wheels for surface and plunge grinding, suitable for corundum and silicon carbide grinding wheels, cycle software with input menu Pre-profiler VPG-150: incl. diamond roughing wheel width 1.5 mm For economical pre-profiling (roughing out) of the grinding wheel, profiling unit firmly mounted on the table, suitable for corundum and silicon carbide grinding wheels, CNC dressing cycle for pre-profiling Table profile dresser TAD: Suitable for diamond wheel DFR, D = 120, tip radius r = 0.1 - 1mm, flank angle 28°,40°, 60°. Profile depth max. 20 mm, contour accuracy +/- 0.0025 mm, swivel angle +/- 70°, profiling in the program by means of graphical operator guidance in 3-D interpolation