Center Grinding Machine

5-125 mm︱ 50-1000 mm︱ 1000 mm︱ 1.9 KVA︱ 630 kg︱ 100 kg︱

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workpiece diameter 110 mm︱grinding depth 60 mm︱clamping length 2500 mm︱total power requirement kW︱weight of the machine ca. t︱dimensions of the machine ca. m︱

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workpiece diameter 100 mm︱grinding depth 50 mm︱clamping length 1000 mm︱total power requirement 0,5 kW︱weight of the machine ca. 0,4 t︱dimensions of the machine ca. m︱

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workpiece diameter 8-125 mm︱grinding depth 130 mm︱clamping length 50-1100 mm︱max. workpiece diameter 0 mm︱min. workpiece diameter 0 mm︱workpiece length mm︱total power requirement 1 kW︱weight of the machine ca. 500 kg︱dimensions of the machine ca. m︱

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T E C H N I C A (Switzerland) Centre Hole Grinding Machine Model ZSM 1000 Year approx. 1975 Serial No. J 1400 _______________________________________________________ Distance between centres 50 – 1,100 mm Height of centres 145 mm Workpiece Ø 8 – 125 mm Max. centre hole taper Ø 2 – 50 mm Max. centre hole taper angle 60 ° Clamping range of vice 4 – 150 mm Stroke of grinding head 130 mm Stroke of grinding tool on workpiece 0.75 – 5 mm Grinding tool Ø 15 – 60 mm Grinding spindle speeds 13,000 – 45,000 rpm Workpiece drive 0 rpm Total electrical load, approx. 0.5 kW - 380 V - 50 Hz Weight, approx. 500 kg Accessories / Special Features: * A cone shaped grinding wheel is employed, but it is only in line contact with the centrehole surface, in addition it is reciprocating simultaneously along this line. * The workpiece remains stationary, enabling the procuction of perfect centre holes. * To clamp cylindrical Workpieces one uses a height adjustable 2 jaw chuck which gives three point contact and always coincides with the center of the grinding spindle. * Height-adjustable workpiece centering tool with carbide inserts. Manual adjustment of appropriate workpiece diameter with a rachet coupling. * Manual dressing device, mounted on the side of the grinding spindle, stroke approx. 40 mm, for producing a geometrically exact conical form. * Pre-centering device for Workpiece only partially available. * Height-adjustable tailstock and bore in machine base allow longer workpieces. Condition : average to good/should be reconditioned. Machine can be inspected under power. Delivery : Ex stock, as inspected Payment : Net, after conclusion of contract

workpiece diameter 125 mm︱grinding depth 50 mm︱clamping length 2000 mm︱total power requirement 0,5 kW︱weight of the machine ca. 1000 kg︱dimensions of the machine ca. m︱

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T E C H N I C A (Switzerland) Centre Hole Grinding Machine Model ZSM 5100 – 2.000 Year approx.. 1975 S/N 66 32 7872 – J 3278 _______________________________________________________ Distance between centres 50 – 2.000 mm Height of centres approx. 125 mm Workpiece Ø in clamping Vice 8 – 125 mm Swing of workpiece over tailstockguide 290 mm Swing of Workpiece max. over grinding head pillar 300 mm Max.weight of workpiece 250 kg Max. centre hole taper Ø 2 – 50 mm Max. centre hole taper angle 60 ° Clamping range of vice approx. 5 – 160 mm Grinding head adjustable in vertical axis 160 mm Stroke of grinding tool on workpiece 0.75 – 5 mm Grinding tool Ø 15 – 60 mm Grinding spindle speeds 13,000 – 45,000 rpm Total electrical load, approx. 1 kW - 380 V - 50 Hz Weight, approx. 1.000 kg Accessories / Special Features Machine is suitable for workpiece length up to 2.000 mm with a basement extension * A cone shaped grinding wheel is employed, but it is only in line contact with the centrehole surface, in addition it is reciprocating simultaneously along this line. The workpiece remains stationary, enabling the generation of perfect centre holes. * To clamp cylindrical Workpieces one uses a height adjustable 2 jaw vice which gives three point contact and always coincides with the center of the grinding spindle. * Height-adjustable workpiece centering vice with carbide inserts. Manual adjustment of appropriate workpiece diameter with clamping screw. * Dressing device, mounted on the side of the grinding spindle, stroke approx. 40 mm, for producing a geometrically exact conical form and with oscillation of diamond tool. * Pre-centering device for Workpiece adjustment between centers. * Pneumatic Oil Lubrification of grinding spindle by oil-mist. * Manually adjustable Tailstock with handwheel but without motorized drive. Condition : Good to very good. Machine can be inspected under power. Delivery : Ex stock, as inspected Payment : Net, after conclusion of contract

workpiece diameter 2 - 60 mm︱clamping range 4 - 220 mm︱workpiece length 50 - 1.100 mm︱workpiece weight max. 120 kg︱Angle 60 Grad︱grinding wheel speeds max. 45.000 U/min︱total power requirement - kW︱weight of the machine ca. 0,7 t︱dimensions of the machine ca. 1,0 x 1,0 x 2,0 m︱Documents ︱

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Center Grinding Machine TECHNICA - ZSM 150

workpiece diameter 60 mm︱grinding depth 30 mm︱clamping length 1000 mm︱total power requirement kW︱weight of the machine ca. 0,6 t︱dimensions of the machine ca. 0,5 x 0,5 x 2,1 m︱

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center hole 2-50 mm︱workpiece diameter 8-125 mm︱workpiece length - min. 50 mm︱workpiece length - max. 1000 mm︱column - center height 145 mm︱grinding wheel speeds: ︱number 3 ︱from/to 13000-45000 U/min︱spindle turning speed range 400 U/min︱dimensions of the machine ca. 750x850x1800 mm︱weight of the machine ca. 475 kg︱

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workpiece diameter 30 - 325 mm︱grinding depth 60 mm︱clamping length 1000 mm︱center hole 1 - 30 mm︱total power requirement kW︱weight of the machine ca. 0,2 t︱dimensions of the machine ca. 0,5 x 0,5 x 1,7 m︱

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workpiece diameter 150 mm︱grinding depth 5,0 mm︱workpiece length 1.100 mm︱grinding spindle speed 45.000 U/min︱voltage 380 V︱total power requirement 0,5 kW︱weight of the machine ca. 490 kg︱dimensions of the machine ca. 1,00 x 0,85 x 1,85 m︱suction device 0,40 x 0,75 x 0,60 m︱

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- Serial-No.: J20720-89 - Machine ON: 3.680 h - Workpiece drive - Dressing device - Suction

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