Rack Milling Machine

KNAPP-DONAU UZFM

Condition: used, Year of construction: 1990, hobbing length 2100 mm Bsdpet Hwwqefx Am Tolk milling width 300 mm max. module 16/18 min. module total power requirement 10 kW weight of the machine ca. 5 t dimensions of the machine ca. m

Condition: refurbished (used), Year of construction: 1987, functionality: fully functional, turning diameter: 4,300 mm, faceplate diameter: 4,000 mm, Vertical Turning Lathe SC43 CNC, retrofitted and upgraded with CNC Fanuc 0𝑖-TF Plus Made in Romania by TITAN Year of manufacture: 1987 The machine was completely retrofitted in 2026 Main technical data: FACE PLATE DIA. MM 4000 MAX. SWING MM 4300 MAX HEIGHT UNDER THE CROSSRAIL MM 2000 MAX. LOADING ADMITTED KG 18,000 FACEPLATE SPEED RANGE 1-92 RPM Bjdpfey A Iifex Am Telk FEEDS RANGE MM/ROT 0.05-5 CARRIAGE RAPID FEEDS MM/MIN 2500 MAIN D.C. MOTOR POWER KW 55 SIEMENS WITH SIEMENS DRIVER MACHINE WEIGHT APPROX. 63 TONS The machine has the following brand new components: - New electrical equipment with parts made by Schneider, Shrack, Siemens, with a new cabinet - New control panel - New micro switches - New hydraulic pump and components - New pump for guideway lubrication, and the entire installation was redone - New CNC Fanuc 0𝑖-TF Plus 55KW Main motor, Siemens, refurbished in 2018 with Siemens driver The main gearbox was checked and refurbished with new bearings. The machine was repainted. We grant a 6-month guarantee for parts. We can send more photos and a video showing the machine’s precision measurements. Do not hesitate to contact us.

Condition: used, Year of construction: 1980, hobbing length 1750 mm milling width 260 mm max. module 10 min. module 12 total power requirement 8 kW weight of the machine ca. 4500 kg dimensions of the machine ca. m D O N A U - K N A P P (Germany) Universal Automatic Rack Milling Machine Model UZFM – V 300 H Year approx. 1980 Serial No. 80-234x Max. length of rack 1,750 mm Milling travel / milling width cross max. 260 mm Module, steel / cast iron 10 / 12 Table clamping size 275 x 1,850 mm Mounting height below cutter, depending on cutter Ø 136 – 410 mm Cutter Ø, min./max Ø 125 + 2 x cutting depth / Ø 160 mm Cutter width max. floating / with support 50 / 140 mm Cutter mandrel Ø max. 50 mm Milling spindle head, swivelling right / left 30 / 45 ° 9 spindle speeds 22 – 179 rpm Milling slide swivelling right / left 30 ° Blodpfjt Hxagox Am Tjk Feeds, infinitely variable (milling slide) 0 – 600 mm/min Quick return 2,000 mm/min Milling spindle drive approx. 4 kW Total electrical load 8 kW - 400 V - 50 Hz Weight 4,500 kg Accessories / Special Features: * Automatic milling cycle control via cam bloc mounted on milling slide and table slide with possibility of jump switching (= automatic by-pass of an area which should not be milled) and pendulum milling operation (= synchronized milling on the first half of table, and workpiece change on the second half. * hydraulic workpiece clamping device: 1.800 x 260 mm each, clamping width 140 mm, clamping height inside the device 60 mm, with own hydraulic aggregate, hand switch, * Manual fine adjustment of table (0.001 mm) for exact positioning in a pre-milled rackgear. * Various change gears (approx. 10 pieces). * 2 cutter mandrels. * Various other accessories. * Central lubrication. * Built-in hydraulic unit. * Simple Coolant device. Separate switch cabinet, various rack cutter up to 160 dia. This machine is especially suitable for milling racks, and also for manufacturing broaching tools (relief milling is possible by swivelling the cutter head). Condition : Very good. Machine can be inspected under power. Delivery : Ex stock, as inspected Payment : Net, after conclusion of contract

Condition: excellent (used), functionality: fully functional, Manufacturer: KNAPP-DONAU Model: UZFM Year of manufacture: 1974 Condition: used Price & Location Location: Rostock, Germany Milling length: 1800 mm Milling width: 260 mm Module – max.: 10 mm Table dimensions incl. coolant channel: 460 x 2100 mm Table clamping surface: 250 x 1850 mm Maximum milling cutter width: 100 mm Feed rate of milling slide, stepless: 0 - 500 mm/min Rapid traverse: 3000 mm/min Milling head - swivelling: + / - 30° Spindle speed range, 9 steps: 29 - 178 rpm Milling head swivels both sides for helical gearing: 30° Machine weight: approx. 35 t Required floor space: approx. 4 x 1.85 x 1.85 m Equipment/Accessories - 11 vices - Change gears Bodpfx Amsy Rgmro Tslk - Clamping devices - Documentation

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 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 Blodpfswlap Asx Am Tok 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: used, Year of construction: 1971, hobbing length 1750 mm milling width 260 mm max. module 10 Bodjy Ayrrjpfx Am Tolk table size incl. water gutter 460 x 2100 mm table clamping surface: 250 x 1850 mm cutter width - max. 100 mm feed of the milling slide, stepless 0 - 500 mm/min. rapid traverse feeds 3000 mm/min milling head -swivable +/- 30 ° Rotation speed range of milling head, in 9 steps 29 - 178 rpm Milling head swivable 2 sides helical gearcutting 30 ° total power requirement 4 kW weight of the machine ca. 4 t dimensions of the machine ca. 4 x 1,85 x 1,85 m Milling length 1750 mm Milling width 260 mm Module - max. 10 Table dimensions incl. water channel 460 x 2100 mm Table clamping surface: 250 x 1850 mm Milling cutter width - max. 100 mm Feed of the milling carriage, infinitely variable 0 - 500 mm/min. Rapid traverse 3000 mm/min Milling head - tiltable + / - 30 ° Speed range of the milling spindle, in 9 steps 29 - 178 rpm Milling head swivels on both sides for helical gearing 30 ° Machine weight approx. 4 t Space requirement approx. 4 x 1.85 x 1.85 m Equipment/accessories - 7 vices - change wheels - Clamping devices - documentation

Condition: reconditioned (used), Year of construction: 2003, functionality: fully functional, machine/vehicle number: 055 - 030.0221, Complete overhaul Year 2003 - Fanuc 16i-T Center height 175 mm and distance between centers 650 mm 2 external grinding wheels + B-axis fine adjustment Country of origin: CH Voltage: 3x400V Dimensions: 3680x2165x2100 mm Net machine weight: 5500 kg TECHNICAL SPECIFICATIONS Center height: 175 mm Distance between centers: 650 mm LONGITUDINAL SLIDE (Z) Maximum travel: 800 mm Speed: 0.001 – 10,000 mm/min Resolution: 0.0001 mm TRANSVERSE SLIDE (X) Maximum travel: 254 mm / SPW 650 Speed: 0.001 – 5,000 mm/min Resolution: 0.0001 mm Maximum weight of workpiece clamped between centers: 80 kg TAILSTOCK Taper: Morse 3 Sleeve: Ø 50 mm Sleeve travel: 35 mm UNIVERSAL GRINDING WHEEL HEAD Left wheel dimension: 500 x 80 x 203 mm Right wheel dimension: 400 x 80 x 203 mm Grinding wheel head power: 12.5 kW Rotation speed: 3,200 min-1 Programmable cutting speed up to: 50 m/s B-axis travel: -15 to +195° B-axis indexing accuracy: 0.0001 ° LEFT WORKPIECE HEAD Taper: CM3 Power: 4 kW Rotation speed: 1-1000 min-1 C-axis indexing accuracy: 0.001 ° RIGHT WORKPIECE HEAD Taper: CM3 Power: 4 kW Rotation speed: 1-1000 min-1 C-axis indexing accuracy: 0.001° Hydraulic feed with pressure control Blsdpfxszbaz Aj Am Tek Subject to errors and omissions, the technical specifications are provided without commitment. Inventory No. 2250029: STUDER S31 CNC, S/No. 055 - 030.0221 Completely overhauled: Mechanical, geometry, hydraulics, and electrical components (checked and/or replaced) Grinding wheel head Disassembly, cleaning of parts, replacement of worn and defective parts, overhaul of the motor, replacement of bearings, replacement of belts, spindle disassembly, replacement of seals and O-rings + adjustment. New paint. Workpiece head Disassembly, cleaning of parts, replacement of worn and defective parts, overhaul of the motor, replacement of belts. New spindle bearings. New paint. Tailstock Disassembled, inspected, overhauled Hydraulics Disassembly, motor check, replacement of pipes, defective and worn parts. Check the hydraulic block. X-axis Disassembly, replacement of worn parts such as O-rings, seals, segments, etc., overhaul of the hydraulic piston, re-grinding of the tables. Z-axis Disassembly, re-grinding of the tables, replacement of worn and defective parts, overhaul of the hydraulic piston, new paint. Electrical cabinet Complete check, replacement of various relays. Paint Colors: White RAL 9003 and gray RAL 7011 Geometry according to manufacturer's protocol. Inspection and cleaning of various accessories.

Condition: used, Year of construction: 1992, grinding length 0800 mm 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 Bledpfx Amswgnz Aj Tsk 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, TECHNICAL DETAILS - maxi module to be cut : 1.5 [mm] - maxi diameter to be cut: 70 [mm] - maxi length to be cut: 100 [mm] - part maxi length: 200 [mm] Bljdpjuhbplsfx Am Tsk - number of tooth mini to be cut: 3 - number of endless screw threads (special accessories): 1 - helix angle: 0-90[°] - milling tool maxi diameter: 50 [mm] - 11 milling tool normal speeds - speed normal machine: 226 – 2100 [rpm] - power: 1.5 [kW] - net weight: 1035 [kg]. EQUIPMENT - with part loader

Condition: excellent (used), Year of construction: 1999, max. width of grinding wheel 15 mm max. dia. of grinding wheel 110 mm max. module 0,5 - 10 pressure angle 15 - 25 ° turning speeds 2800 U/min total power requirement 0,4 kW Bjdpfx Amevibc Hj Telk weight of the machine ca. 0,02 t dimensions of the machine ca. 0,4 x 0,2 x 0,2 m For profiling grinding snails for tooth flank grinding machines. Finished and after-profile on the following models: NZA, AZA, RZ 300 E, RZ 301 S, Rz 362 A, AM, ... Adjustment plate on the right with micrometer screw adjustment axial Radial adjustment plate with micrometer screw adjustment 2 precision motor spindles to absorb the diamond discs.