Universal Circular Grinding Machine

Fritz Studer AG RHU 500

Condition: excellent (used), Year of construction: 1997, functionality: fully functional, machine/vehicle number: 1114.3705-24, Used CNC Lathe Make: Boehringer Type: VDF 250Cm Year of Manufacture: 1997 VDF Boehringer 250C The machine has the following features: 1000mm turning length No tailstock Driven tools Special indexing chuck Siemens 840C control system Cedpfx Aswlap Aeqljrf The Boehringer VDF 250Cm is a CNC lathe designed for machining chucked parts. It is characterized by its robust construction and precise machining capabilities. Technical Specifications (Model Year 1997) Working Area: Swing over Bed: 550 mm Swing over Cross Slide: 480 mm X-Axis Travel: 405 mm Z-Axis Travel: 1,099 mm Maximum Turning Length: 1,000 mm (None) Tailstock: Tool Turret: Number of Positions: 12 Tool Holder: VDI 50 DIN 69880 Live Tools: YES Spindle: Spindle Head Size: 8 DIN 55026 Spindle Bore: 103 mm Max. Chuck Diameter: 315 mm Max. Drive Power (50% Duty Cycle): 53 kW Max. Torque: 780 Nm Speed Range: 30–3,000 rpm Feeds: Automatic Feeds: 1–10,000 mm/min Rapid traverse speed: 10 m/min (X and Z axes) Max. feed force: 15 kN Dimensions and weight: Machine dimensions (L × W × H): approx. 5,400 × 3,200 × 2,400 mm Machine weight: approx. 11,000 kg Equipment: Pivoting control panel Hydraulic system from HYDROKRAFT Coolant system with 600 l tank, max. pump pressure 5.5 bar, flow rate 60 l/min, pump power 1.1 kW Chip conveyor with 325 l tank capacity, right-hand discharge 3-jaw power chuck Oil mist extraction Control cabinet with cooling unit and temperature controller from RITTAL Control system: SIEMENS SINUMERIK 840 C Variants and Differences There are various variants of the VDF 250 series, such as the VDF 250 CU, which can be equipped with different control systems (e.g., PHILIPS B2T) and technical specifications. Some models feature driven tools and a tailstock, while others are designed as pure chuck-type lathes without a tailstock. Conclusion The Boehringer VDF 250 Cm is a versatile CNC lathe characterized by its stability and precision. With its robust construction and extensive features, it is ideally suited for machining chucked parts in a variety of production environments.

Condition: ready for operation (used), Table diameter: 2250mm Max. swing diameter: 2500mm Max. workpiece height: 1600mm Csdpfxsyxb I To Aqlorf

Condition: used, Year of construction: 1980, grinding length 500 mm grinding width 200 mm workpiece height 290 mm Machine from the German Federal Institute of Physics and Metrology - geometrically revised - electrics tested, fully functional, relevant parts replaced Csdewb Hygopfx Aqlorf - all wear parts replaced - colour light grey, colour condition good Equipment: - electro magnet 500x200mm - grinding spindle overhauled 2-axis display for Y and Z axes Automatic delivery for Y and Z axes Y-axis with zero shutdown Manual hand dresser Stepless speed for grinding wheel V-constant via disc wear Paper band filter system, used Max. height with 250 disc diameter 290mm max. grinding area 600x250mm max. load incl. magnet 100kg Warranty: 1 year on geometry and electronics, Germany-wide Delivery: ex works Shipping time: immediately Payment: before pickup Acceptance at our premises Shipping according to your specifications

Condition: used, Year of construction: 1992, spindle speed (min.): 7,500 rpm, spindle speed (max.): 24,000 rpm, 4 motorized grinding spindles (liquid-cooled, purge air / oil mist lubrication) including REFU HF frequency converter, e.g. for powering the spindles of a Voumard 400 CNC T4. Grinding spindle GMN TSSV 170-7500 7,500 rpm, 350V, 19.3A, 7.5kW, 250 Hz Grinding spindle Voumard BM15-170 15,000 rpm, 350V, 35A, 18kW, 250 Hz Grinding spindle Voumard BM18-15032 18,000 rpm, 350V, 28.5A, 12kW, 600 Hz Grinding spindle Voumard BM24-150 24,000 rpm, 350V, 27A, 12kW, 800 Hz REFU HF Converter 316/25 High-frequency converter (inverter, frequency inverter) Frequency converter / inverter for powering motor spindles GMN tool spindle, motorized grinding spindle The spindles are fully functional, sold as is – manufacturing year approx. 1992 A collection of various grinding spindle shafts / arbors for grinding wheels is available for these spindles and can be purchased separately. Codpfxol Tn Afs Aqlorf Price / details on request All technical data subject to error or omission. We sell exclusively to countries within the European Community.

Condition: excellent (used), grinding diameter 155 mm grinding length 400 mm centre height 80 mm Q U O T A T I O N We are pleased to offer you ex our stock, subject to prior sale, and error in technical data : STUDER (CH) Universal Precision Cylindrical Grinding Machine Model S 20-12 Year Height of centers / Grinding Ø 80 / 160 mm Center distance / Grinding length Z-axis 400 / 420 mm Internal Grinding Ø mm Workpiece weight flying / between centers max. 5 / 20 kg Table speeds 0,1 – 3,5 m/min Table way automatic, min. 1 mm Table swivable max. 30 ° Universal Grinding Head cross way max 170 mm Rapid infeed way 30 mm Infeed way 1,9 mm Feeds 0,001 – 0,04 mm/Ø Swivable 10 / 30 ° Grinding wheel dimension : bore x width x Æ 127 x 30 x 300 mm Internal Grinding device separately mounted mm Credpfx Aezbczxeqljf Workhead Fitting taper/conus MK 2 Speeds 60 – 1.200 rpm Spindle drive 2,2 kW Total electric load approx.. 5 kW - 400 V – 50 Hz Weight approx. 1.000 kg Accessories / Special Features: • Electrohydraulic conventional control with PHILIPS Digital Readout for the infeed (x-axis) • Preinstalled automatic cycles for plunge-in grinding, traverse grinding, internal grinding with roughing, finishing, fine-finishing, spark-out • Separately mounted Internal Grinding Device with belt-driven internal grinding spindle • Workhead with Quck-release collet chuck, swivable 90° • (right now the machine is not equipped with a tailstock, an original STUDER tailstock; used can be supplied for approx.. EUR 5.000,--) • Wet grinding equipment with coolant filtration unit, separate electric cabinet, manuals Condition : Very good ! Universal machine for all sorts of grinding tasks ! Video : ! Delivery : immediately available, FCA Metzingen Payment : 100 % Net, before loading

Condition: used, Year of construction: 1992, grinding length 0800 mm Csdpfxowgnz Ao Aqljrf grinding width 500 mm workpiece height 400 mm table-size 800 x 400 mm table speeds 1 - 25 m/min cross feed autom. 0 - 60 mm/Hub grinding wheel size 400 x 100 x 127 mm grinding spindle speed 1400/2800 U/min total power requirement 10 kW voltage 380 V weight of the machine ca. 6 t Machine has cooling arrangement, auto. vert. feed, dressing arrangement and wheel flanges. Control doesn't work continuesly !!

Condition: used, Dicer Rühle Type: SR 1 Dimensions: 90x50x90cm Electrical power: 1.5kW Cedpfxsqlbzve Aqlsrf

Condition: excellent (used), Year of construction: 1991, swing diameter 400 mm Q U O T A T I O N We are pleased to offer you ex our stock, subject to prior sale, and error in technical data : WMW - GLAUCHAU Hydraulic Internal Grinding Machine with Face Grinding Device model SI 6/1 AS-N x 315 year 1991 Internal grinding diameter 40 - 400 mm Internal Grinding depth, max. 315 mm Max. grindable External dia. 400 mm Weight of workpiece without steady, max. 630 kg Workpiece Swing Ø, with / without safety hood, max. 500 / 600 mm Height of centre above table 360 mm 16 step workpiece spindle speeds 40 – 400 rpm Workpiece spindle bore, approx. 53 mm Workpiece headstock swivelling max. 30 ° Adjustment of workpiece headstock position crosswise, max. 400 mm Automatic cross traverse of grinding head 70 mm Adjustment of grinding head position on slide crosswise, approx. 100 mm Feed of grinding head, intemittendly 0.001 – 0.025 mm/stroke Feed of grinding head, continually 0,1 – 1 mm/min Table stroke, max. 630 mm Table speeds infinitely variable 0,1 – 8 m/min (10 m/min) Distance workpiece headstock and grinding slide, max. 1,250 mm Adjustment of Grinding spindel stock on table 520 mm Crjdpfx Aqsxyllvjlsf Spindle drive, approx. 7.5 kW Total electrical load, approx. 17 kW - 380 V - 50 Hz Weight, approx. 6,000 kg Accessories / Special Features: • Universal internal grinding spindle head with automatic cycles to grind cylindrical and conical bores with one or multiple diameters, external diameters and grinding of narrow end-faces. • Face grinding device, hydraulic swivel-in, with automatic cycles to grind end-faces, multiple end-faces and two tiered end-faces simultaneously • Electronic cycle control with control tableau to set up all the grinding and dressing cycles including ampere-meters for internal grinding spindle and face grinding spindle • Belt-type grinding spindle drive with mounted grinding spindle and 5 pieces separate interchangeable grinding spindles along with various pulleys with various diameters. • Dressing device for both grinding spindles • HEIDENHAIN Digital Read-Out for the cross adjustment of the Workpiece headstock • A large amount of operating tooling and accessories as : 4-jaw Faceplate Ø approx. 520 mm, 3-jaw chuck Ø approx. 380 mm, 3-jaw-chuck Ø approx. 130 mm, pulleys, spindle sleeves, grinding flanges, foot switch, • Separate hydraulic unit, built on switch cabinet, coolant device with magnetic separator. Condition : very good, universal machine for all sorts of grinding tasks ! Please click here to view a video of the machine running : ! Delivery : immediately available, FCA Metzingen Payment : 100 % Net, after conclusion of contract, before loading

Condition: excellent (used), Year of construction: 2007, Type: CNC Lathe (horizontal) Manufacturer: Spinner Model: TC 52 Year of manufacture: 2007 Serial number: 123445 Control: Fanuc Three-axis machine: XZ C (C-axis is positioning only – no driven tools) Bar diameter: 42 mm Three-jaw chuck: 165 mm Operating/spindle hours: approx. 32,500 h / 6,400 h (read 11/2025) Cjdpfxeyki Hms Aqlerf Accessories: chip conveyor, high-pressure coolant (IKZ), chuck, documentation Condition: Good

Condition: excellent (used), Year of construction: 2001, functionality: fully functional, machine/vehicle number: 4012M-4212, measuring range X-axis: 900 mm, measuring range Y-axis: 1,000 mm, measuring range Z-axis: 600 mm, workpiece weight (max.): 1,200 kg, Equipment: type plate available, Technical Data: Machine type: Mitutoyo STRATO 9106 FAL-A910 Year of manufacture: 2001 Measuring range: 900 x 1000 x 600 mm Software: Mitutoyo Software v2.4.R11 Accessories: Cedeqz T H Aopfx Aqlorf Probe head mount: Renishaw SP80 Probe head: Renishaw SP80 Additional accessories: calibration ball (ceramic), various probe styli and extensions, Renishaw change rack, fastening kit with 4 x SCP80 and probe holder Modifications and errors in the technical data and information as well as prior sale are subject to change!