Rotary Table Grinding Machine - 2 Spdl.

internal diameter 100 mm︱grinding depth 100 mm︱swing diameter 120 mm︱x-axis 300 mm︱rapid traverse 15 m/min︱z-axis 300 mm︱solution in X-, Y- und Z-axis 0,0001 mm︱spindle turning speed range 0-1000 U/min︱tailstock taper MT 5 ︱control Siemens 840 D ︱total power requirement 56 kW︱weight of the machine ca. 6,3 t︱dimensions of the machine ca. 3,8 x 2,6 x 2,2 m︱

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two 120mm grinding spindels installed 90.000 rpm and 45.000 rpm DIETTEL M5000 balancing dresser CO2 fire extinguishing cooling with oil granite machine bed

internal diameter 120 mm︱grinding depth 200 mm︱swing diameter mm︱total power requirement 4 kW︱weight of the machine ca. t︱dimensions of the machine ca. m︱

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Grinding diameter, internal, max., approx. 3 - 120 mm Grinding depth, approx. 200 mm Height of centres above rotating workpiece slide 132 mm Max. swing Ø in front of rotating workpiece slide, approx. 450 mm Work spindle admission 40 mm Table stroke, max. (Z axis) 480 mm Workpiece cross adjustment (X axis) 50 mm Turret head cross adjustment (U axis) 50 mm Workspindle head swivelling (B axis) -30 / +45 ° (manual) Speeds of workspindle, infinitely variable 75 - 1,300 rpm Grinding spindle speeds 9,500 - 150,000 rpm Grinding spindle drive 4 kW Total electrical load, approx. 8 kW - 380 V - 50 Hz Weight, approx. 3,000 kg Accessories / Special Features * TRIPET (Bruetsch) CNC Control for 3 axes (Z, X and U) with electric hand wheel, with the usual programs such as pendular grinding, double pendular grinding, blind hole grinding (with face grinding), plunge-cut grinding, and automatic compensation of the dressing amount. Feed movements via stepping motor and roller-thread spindles (with hydraulic linear amplifier in the Z Axis). * Separate REFU Converter for the mounted PRECISE High Frequency Grinding Spindle, Model SC 40-0, n = 60,000 - 120,000 rpm. (One extra spindle is available.) * Workpiece headstock with hydraulic workpiece clamping device. (Also mounted at present is a special clamping device for long parts, which can be hydraulically clamped between the workpiece headstock and the live driving collar.) * Motor-driven dressing device. * Coolant preparation with centrifuge. * Integrated switch cabinet. * Internal hydraulic aggregate. * Separate cooling aggregate for hydraulic oil. * Oil mist exhaust. * Compressed air processing. * Completely enclosed working area. Condition : Very good. Machine can soon be inspected under power. Delivery : Ex stock - as inspected under power. Payment : Net, after conclusion of contract Thank you for your interest. We always have a good selection of grinding machines available. Please let us know your requirements.

internal diameter 120 mm︱grinding depth 200 mm︱swing diameter mm︱total power requirement kW︱weight of the machine ca. t︱

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CNC Internal Grinder w.2 Station Turret, Chuck

internal diameter 2 - 40 mm︱grinding depth 70 mm︱swing diameter 285 mm︱total power requirement 5,5 kW︱weight of the machine ca. 1,5 t︱dimensions of the machine ca. m︱

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Machine in good working condition, with new e-motor for the working spindle drive. Machine video: https://youtu.be/N95AzX9D_QY Max. Distance chuck flange - wheelhead 390 mm Accessories: Grinding spindle, make PRECISE 20.000 - 66.000 rpm, power 1.3 kW Grinding spindle, make PRECISE 60.000 - 120.000 rpm, power 0.23 kW Magazine Machine documentation.

internal diameter 300 mm︱grinding depth 700 mm︱swing diameter 330 mm︱spindle turning speed range 3600-40000 U/min︱spindle passage 50 mm︱workpiece turning speeds 180, 300, 500, 850 U/min︱total power requirement / kW︱weight of the machine ca. / t︱dimensions of the machine ca. / m︱

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internal diameter 200 mm︱grinding depth 250 mm︱swing diameter 330 mm︱total power requirement kW︱weight of the machine ca. t︱dimensions of the machine ca. m︱

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documentation ︱coolant ︱ ︱internal diameter mm︱serial number 34253 ︱weight of the machine ca. 5,8 t︱

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internal diameter 20/300 mm︱grinding depth 250 mm︱swing diameter 250 mm︱workpiece spindle - bore 45 mm︱workpiece spindle swivable +/- 25 °︱taper setting angle of the workpiece column 50 °︱work piece spindle speed 42 - 400 U/min︱grinding spindle speed 10.000 U/min︱table speed -stepless- 0,1 - 8 m/min︱grinding spindle drive 4 kW︱power capacity 10 kW︱weight of the machine ca. 4.500 kg︱dimensions of the machine ca. m︱ ︱ ︱ ︱ ︱ ︱

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Internal grinding Æ, min./max. 20 / 300 mm Grinding depth 500 mm Table stroke, min./max. 5 / 800 mm Height of centres above table 250 mm Swing Æ in the table recess 600 mm Workspindle bore 62 / 45 mm Swivability of workpiece wheelhead 25 ° Max. taper angle which can be ground 50 ° Infeed, per stroke 0.0025 - 0.5 mm Workspindle speeds 20 - 400 rpm Grinding spindle speeds 10,000 rpm Table speeds, steplessly adjustable 0.1 - 8 m/min Grinding spindle drive 4 kW Total electical load approx. 8.3 kW - 380 V - 50 Hz Weight approx. 4,500 kg Accessories / Special Features * Manually swivable face grinding equipment with cup wheel, approx. Æ 150 mm, and built-on dressing device. Longitudinal travel approx. 350 mm. * FORTUNA Internal Grinding Spindle, Model SI 80 x 630, n = 10,000 rpm. * Hydraulically swivable diamond dressing device for the internal grinding spindle. * Separate coolant equipment.

︱grinding depth 1800 mm︱ ︱total power requirement kW︱weight of the machine ca. t︱required space m︱

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Spindle Speed Min: 9.000 Rpm Max: 15.000 Rpm Centre height Min: 230 mm Max: 510 mm Spindle stroke 210 mm Horiz. Table size 700 x 1.000 mm Table stroke 1.800 mm Featured with - Feed on table - Feed on hor. Movement - Cooling unit - Safety doors

rotary table diameter 1250 mm︱max. workpiece diameter 1300 mm︱table load capacity - central/maximum 1200 kg︱Control Fanuc 0iF ︱grinding height 400 mm︱total power requirement 40 kW︱weight of the machine ca. 12,5 t︱dimensions of the machine ca. 5 x 3,5 x 2,4 m︱

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Transverse axis Z1 - left side. For external sanding Transverse travel 550 mm Transverse speed 0-3000 mm/min Vertical axis Y1 - left side. For external sanding Vertical travel 530 mm Vertical speed 0-2000 mm/min Motor spindle 1 - left side. For external sanding max. grinding wheel dimensions 400 x 80 mm Spindle motor power 15 kW Spindle speeds 1100-2200 rpm Spindle mount HSK 80 Transverse axis Y2 - Right side for surface and groove grinding Transverse travel 550 mm Grinding diameter 220-1300 mm Transverse speed 0-3000 mm/min Vertical axis Z2 - Right side for surface and groove grinding Vertical travel 400 mm Vertical velocity Motor spindle 2 - Right side for surface and groove grinding max. grinding wheel dimensions for surface grinding 250 x 35 mm min. grinding wheel dimensions for groove grinding 165 x 3 mm Spindle motor power 7.5 kW Spindle speeds 2100-3000 rpm Spindle mount conical Grinding wheel flange bore diameter 76 mm Equipment/Accessories: -Coolant system with paper belt filter (container capacity = 500 liters) -Coolant pump 120 l/min. -Oil mist extraction device -2x dressing diamonds -Documentation

rotary table diameter 900 mm︱grinding height 650 mm︱grinding head - power requirement 11 kW︱Control Siemens 840 D ︱swing dia. 1100 mm︱table turning speeds 1 - 100 U/min︱table load 800 kg︱Dimensions (LxWxH) 4,7 x 2,5 x 3,2 m︱total power requirement 55 kW︱weight of the machine ca. 13 t︱

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Universal rotary table grinding machine with movable rotary table and 2 spindles for internal and external cylindrical grinding Very good condition, operating hours according to counter only 7141 ! - Control Siemens Sinumerik 840 D powerline - Axis drives Digital AC servo motors - electron. handwheel - Electro permanent magnet 900 mm with star pole pitch - Working height above rotary table max. 650 mm - Rotatable column by hand ± 180 deg. - Hydraulic weight compensation - Coolant device with paper band filter - Hydrostatic for rotary table with cooler Spindle no.: 1 - External grinding - Grinding wheel diameter 400 x 40 (70) x 127 mm - Motor 11 kW - Speed 1000 - 2250 rpm Spindle no.: 2 - Internal grinding - Spindle diameter 100 x 400 mm - Speed 10.000 rpm - Grinding wheel diameter 150 x 32 x 51 mm - Grinding motor 5.5 kW - Grinding motor speed 1375 - 6000 rpm. Table drive The rotary table is equipped with a large-diameter hydrostatic table bearing. This ensures maximum accuracy. Dressing: 1 permanently installed dresser with MK1 holder enables automatic operation up to a diameter of 1100 mm. The full enclosure of the machine consists of: Cover hood attached to the machine bed with two telescoping tunnel hoods to the left Swing diameter of the workpiece inside the hood 1300 mm