Used Junker Grindstar for sale (37)

Condition: ready for operation (used), Year of construction: 2007, operating hours: 11,960 h, functionality: fully functional, machine/vehicle number: 2416, grinding length: 1,500 mm, overall weight: 24,000 kg, TECHNICAL DETAILS Grinding length: 1,500 mm MACHINE DETAILS Dimensions & Weight Space requirement: 3,900 x 3,500 x 2,500 m Machine weight: 24 t Operating Hours Operating time: 21,727 h Lsdpfjxvxn Asx Afpshg Production time: 11,960 h EQUIPMENT Hoffmann KSM filter system 2 spare measuring heads Marposs S/500 Prismatic supports

Year of construction: 2009, condition: ready for operation (used), A Junker CNC cylindrical grinding machine overhauled in 2019 is available. Grinding length: 150mm, center height: 100mm, max. workpiece weight: 5kg, max. grinding diameter: 500mm, orbital diameter: 80mm, grinding wheel diameter: 400mm. Machine dimensions X/Y/Z: approx. 2850mm/1450mm/2000mm, weight: approx. 2000kg, control: Siemens Sinumerik. Including BKW chiller, Knoll VL 1000/4000 cooling lubricant system with 6500l container and Hyfra industrial recooler. Documentation available. On-site inspection is possible. Lhodpowtg Eyjfx Afpog

Year of construction: 1996, condition: ready for operation (used), Center height: 150mm, max. grinding diameter: 300mm, distance between centers: 620mm, max. workpiece weight: 120kg, grinding head spindle swivel range: +45°/-15°, table adjustment: +/-8.5°, travel X/Z: 160mm/756mm, grinding wheel dimensions X/Y/Z: 400mm/63mm/127mm, grinding wheel speed: 45m/s, workpiece spindle speed: 700rpm. Machine dimensions X/Y/Z: approx. 3000mm/1850mm/1850mm, weight: approx. 3000kg. Including LTA extraction system and SBS wheel balancing device. The workpiece drive is disassembled and its completeness is unknown. Documentation available. An on-site inspection is possible. Lhodsxvdd Aopfx Afpog

Condition: used, Year of construction: 2003, max. grinding diameter 5-50 mm grinding length 350 mm workpiece length 50-300 mm diameter 5-50 mm current capacity 70 kVA weight of the machine ca. 9 t dimensions of the machine ca. 3300x2950x2400 m Power supply: 400 V/50 Hz Power: 70 kVA Fuse protection: 3X125A Conductor cross-section: 5X25 mm² Cu Workpiece diameter: ? 5-? 50 Workpiece length: 50-300 - Manual loading and unloading - External fully automatic loading device - Workpiece spindle stock fixed on grinding table Workpiece spindle unit: Dimensions: ? 135 x 400 mm Lubrication: Permanent grease lubrication Bearing seal: With sealing air Drive: with HF motor Special mount: Junker standard collar ?75 mm Max. speed: 6000 min. -1 Tailstock: Longitudinal adjustment: manual Turning center: Junker standard collar ? 48 mm (?75 mm) Grinding table: Feed: Z-axis Grinding headstock: Lhsdpfxjyan R Ne Afpog Feed: X-axis Horizontal swivel: B-axis HF grinding spindle unit I, II, III Dimensions: ? 165 x 350 mm Flange: ? 190 mm Standard collar: ? 127 mm Lubrication: Permanent grease lubrication Bearing seal: With sealing air Drive: 8 kW Balancing: Electronic Speed max. 8800 min -1 Grinding wheel I, II, III Type: Borazine (CBN) ceramic bonded Diameter: ? 350 mm Bore: ? 127 mm Coating width: max. 5 mm (standard) Peripheral speed: max. 140 m/s

Condition: good (used), Year 1998 Grinding machine for machining centric or eccentric bearing diameters (also cones) of crankshafts or shaft-like components Control Fanuc Panel i Version with 2 grinding spindles on one tool carrier Use of CBN grinding wheels (nominal Ø400 + Ø450mm - Junker standard bore ring Ø127) with machining with oil Clamping with one-sided chuck and tailstock as counterholder - Grinding range ~500mm Automatic loading hatch from above with loader interface The machine is currently still in series production and can be inspected under power Components can be retrofitted after consultation for an additional charge with documentation of change parts and tools Fuse for control system and drives included - free location Availability after consultation, warranty excluded Year of Production:1998 Grinding machine for producing of centrical or excentrical Journal diameters (as well as cones) on crankshaft and other shaft components Machine Control Fanuc Panel i Lodpfjt Uufbex Afpehg Machine set-up with 2 spindles on 1 tool console Usage of CBN Grinding wheels (nomnial Ø400+Ø450mm - Junkernormbohrungsring Ø127) with Oil as coolant set-up with jaws on drive side and centers as tailstock - grinding length ~500mm automatic Gantry door for overhead loading and corresponding interface Machines are actually in serial production and can be inspected upon request front glass of Monitor damaged, screen itslef seems unharmed on first glance safeguarding of control and drives included - free location availability on agreement, no warranty possible

Condition: good (used), Year 1998 Grinding machine for machining centric or eccentric bearing diameters (also cones) of crankshafts or shaft-like components Control Fanuc Panel i Version with 2 grinding spindles on one tool carrier Use of CBN grinding wheels (nominal Ø400 + Ø450mm - Junker standard bore ring Ø127) with machining with oil Clamping with one-sided chuck and tailstock as counterholder - Grinding range ~500mm Automatic loading hatch from above with loader interface The machine is currently still in series production and can be inspected under power Components can be retrofitted after consultation for an additional charge with documentation of change parts and tools Fuse for control system and drives included - free location Availability after consultation, warranty excluded Year of Production:1998 Grinding machine for producing of centrical or excentrical Journal diameters (as well as cones) on crankshaft and other shaft components Machine Control Fanuc Panel i Machine set-up with 2 spindles on 1 tool console Usage of CBN Grinding wheels (nomnial Ø400+Ø450mm - Junkernormbohrungsring Ø127) with Oil as coolant set-up with jaws on drive side and centers as tailstock - grinding length ~500mm automatic Gantry door for overhead loading and corresponding interface Machines are actually in serial production and can be inspected upon request front glass of Monitor damaged, screen itslef seems unharmed on first glance safeguarding of control and drives included - free location availability on agreement, no warranty possible Lhodpfxjt Uuf Us Afpog

Condition: excellent (used), Year of construction: 2015, functionality: fully functional, machine/vehicle number: 10108, grinding wheel diameter: 100 mm, grinding length: 100 mm, center width: 100 mm, grinding spindle speed: 18,000 rpm, spindle speed (max.): 250 rpm, TECHNICAL DETAILS Grinding headstock Feed: X1 axes (CNC-controlled) Feed: Z1 axes (CNC-controlled) Grinding spindle (I) Feed: X2 axes (CNC-controlled) Feed: Z2 axes (CNC-controlled) Grinding spindle (II) Feed: X3 axes (CNC-controlled) Grinding spindle (I + II) Flange: Ø 52 mm Standard collar: Ø 32 mm Lubrication: permanent grease lubrication Bearing seal: with sealing air Set air pressure: see chapter 5.3.1 Drive: 12 kW Speed control: with frequency converter Max. speed: 18,000 rpm Balancing: electronic Grinding wheel (grinding spindle I + II) Type: Borazon (CBN) ceramic bonded Diameter: Ø 100 mm Bore: Ø 32 mm Grinding wheel coating width: max. 20 mm Circumferential speed: max. 125 m/s Cam piece Workpiece rotation diameter: max. 80 mm Clamping length: max. 100 mm Grinding length: max. 100 mm Workpiece weight: max. 0.5 kg Workpiece spindle Design: fixed with integrated infeed/outfeed movement Stroke: 50 mm Workpiece spindle Dimensions: Ø 210 x 700 mm Flange: Ø 180 mm Standard collar: Ø 127 mm Lubrication: oil lubrication Set air pressure: see chapter 5.3.1 Drive: with servo motor, C1 axis (CNC-controlled) Speed max.: 250 rpm Tailstock Longitudinal adjustment: manual via gear Tailstock quill Live center: mounting hole Ø 20 mm Clamping force: adjustable via pneumatics Dimensions: 50 x 80 x 178 mm Lubrication: permanent grease lubrication Bearing seal: with sealing air Lhjdpfx Aewynhvefpjg Set air pressure: see chapter 5.3.1 Grinding stock Design: fixed Steady rest Type: GR - 115 Diameter range: Ø 45 - Ø 60 mm Set air pressure: see chapter 5.3.1 Profiling of the grinding wheel Fine dressing: circumference and face with diamond wheel, mounted on the dressing spindle Circumferential dressing: Ø 110 mm Dressing spindle Dimensions: Ø 80 x 250 mm Flange: Ø 100 mm Standard collar: Ø 75 mm Lubrication: permanent grease lubrication Bearing seal: with sealing air Set air pressure: see chapter 5.3.1 Drive: 5.3 kW Speed control: with frequency converter Max. speed: 30,000 rpm MACHINE DETAILS Installation dimensions: 8,935 x 5,956 x 3,437 mm Weight: 24 t Connection power: 87 kVA

Condition: excellent (used), Year of construction: 2015, functionality: fully functional, machine/vehicle number: 10108, grinding wheel diameter: 100 mm, grinding length: 100 mm, center width: 100 mm, grinding spindle speed: 18,000 rpm, spindle speed (max.): 250 rpm, TECHNICAL DETAILS Grinding headstock Feed: X1 axes (CNC-controlled) Feed: Z1 axes (CNC-controlled) Grinding spindle (I) Feed: X2 axes (CNC-controlled) Feed: Z2 axes (CNC-controlled) Grinding spindle (II) Feed: X3 axes (CNC-controlled) Grinding spindle (I + II) Flange: Ø 52 mm Standard collar: Ø 32 mm Lubrication: permanent grease lubrication Bearing seal: with sealing air Set air pressure: see chapter 5.3.1 Drive: 12 kW Speed control: with frequency converter Max. speed: 18,000 rpm Balancing: electronic Grinding wheel (grinding spindle I + II) Type: Borazon (CBN) ceramic bonded Diameter: Ø 100 mm Bore: Ø 32 mm Grinding wheel coating width: max. 20 mm Circumferential speed: max. 125 m/s Cam piece Workpiece rotation diameter: max. 80 mm Clamping length: max. 100 mm Grinding length: max. 100 mm Workpiece weight: max. 0.5 kg Workpiece spindle Design: fixed with integrated infeed/outfeed movement Stroke: 50 mm Workpiece spindle Dimensions: Ø 210 x 700 mm Flange: Ø 180 mm Standard collar: Ø 127 mm Lubrication: oil lubrication Set air pressure: see chapter 5.3.1 Drive: with servo motor, C1 axis (CNC-controlled) Speed max.: 250 rpm Tailstock Longitudinal adjustment: manual via gear Tailstock quill Live center: mounting hole Ø 20 mm Clamping force: adjustable via pneumatics Dimensions: 50 x 80 x 178 mm Lubrication: permanent grease lubrication Bearing seal: with sealing air Set air pressure: see chapter 5.3.1 Grinding stock Design: fixed Steady rest Type: GR - 115 Diameter range: Ø 45 - Ø 60 mm Set air pressure: see chapter 5.3.1 Profiling of the grinding wheel Fine dressing: circumference and face with diamond wheel, mounted on the dressing spindle Circumferential dressing: Ø 110 mm Dressing spindle Dimensions: Ø 80 x 250 mm Flange: Ø 100 mm Standard collar: Ø 75 mm Lubrication: permanent grease lubrication Lhedpfxoxf Ak Te Afpeg Bearing seal: with sealing air Set air pressure: see chapter 5.3.1 Drive: 5.3 kW Speed control: with frequency converter Max. speed: 30,000 rpm MACHINE DETAILS Installation dimensions: 8,935 x 5,956 x 3,437 mm Weight: 24 t Connection power: 87 kVA

Condition: good (used), Cylindrical Grinding Machine Ljdpfstrk S Tsx Afpehg

Condition: good (used), Year of construction: 2007, Height of points 150 mm Distance between points 1000 mm Grinding wheel dimensions (h x id x w) Ø400xØ127x50mm Internal head 4 pcs Center height 150mm Max. workpiece weight 80Kg Lhsdpfjrakimjx Afpsg X-axis travel (transverse) 350mm X axis speed 10 meters per minute Z axis travel (longitudinal) 1000mm Z-axis speed 12 meters per minute Z-axis resolution 0.00004" B-axis turning range 210° B-axis resolution 0.00004 B-axis resolution 0.0001° B-axis resolution 0.0001 Drive capacity 10 HP Grinding wheel diameter 400mm Max. width Grinding wheel width 63mm Spindle Speed Range 0-1000 RPM Spindle turning range 0° - 90° Tailstock stroke 30mm Tailstock stroke 30mm Equipped with Fanuc 21i-TB CNC Control Dimensions 3350x 2130x 2130 Weight 4535Kg Accessories: Steady rests, magnetic chuck, 3-jaw chuck, balancer, sensitron 6, coolant with paper and magnetic filter, fume extractor, etc.

Condition: new, Unused spare parts Water-cooled spindle motor for JUNKER Quickpiont 13.5 kW, 380/660 V, 25/14, 5 A, 2940 rev / min, 50 HZ Lhedpfx Aebnvtgsfpsg

Condition: used, Year of construction: 2000, grinding length 800 mm centre height 150 mm Control FANUC grinding wheel size max. 400 x 63 x 127 mm workpiece weight 120 kg engine output 7,5 kW Lsdpfxou Hag Ne Afpohg turning speed range - grinding wheel 45 m/s m/s swivelling range +45/-15° Grad work piece spindle speed 22-313 / 51-750 U/min workpiece spindle swivable +/- 90 ° tailstock quill taper MT MK 4 x-travel 355 mm z-travel 4,0 mm Working speed 0 + 7,5 m/min weight of the machine ca. 4,0 t dimensions of the machine ca. BTH 3,7 x 2,2 x 1,9 m -incl. Coolant system -incl. Lynette -incl. Sharpening diamond -incl. open Lynette -incl. 3 pieces of grinding discs -incl. 3 pieces of flanges -incl. Internal grinding spindle attachments