Gear Hobbing Machine - Vertical

WMW HECKERT ZFWVG 250x2000/3

Condition: used, grinding diameter 350 mm grinding length 1500 mm centre height 175 mm Bodpfsuxftrjx Aknolp grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0-40 mm/Ø 0-40 mm/Ø ±6,5 ° longitudinal feed of the table 1530 mm table speeds 0,02-6 m/min 130 kg cross travel max. 270 mm 130 inkl. Spannung kg 80 mm tailstock quill taper MT 3 quill travel 30 mm total power requirement 6,5 kW weight of the machine ca. 3,05 t dimensions of the machine ca. 4 x 2 m Overhauled according to Kellenberger guidelines including new, modern and future-proof control system. Photo of machine already delivered with special options -Operation via the touch panel is extremely simple. -The symbols on the control panel are practically identical to the original original control system, so there is no need for familiarisation. -Diagnostic function with display of PLC messages and digital I/O -Dressing function can be extended or changed at the customer's request. -Orientated spindle stop of the workpiece spindle possible on request. -New maximum infeed of 40 mm can be extended on request. -Digital display in 2 axes. Resolution x-axis 0.5my Options: -Encoder with digital display in the workpiece headstock -Rotary encoder with digital display in the grinding headstock (no height adjustment with spindle possible) with spindle possible) -New stable internal grinding device diameter 80mm or 100mm with height adjustment. -Increase of the centre height to max. 225mm -Speed control for the grinding spindle Included: -Operating tool -Clamping tube for chuck Further accessories on request. The x-axis of the machine has an electronically controlled infeed system with stepper motor drive. Hydraulic longitudinal and rapid traverse table movement. Versatile application in production for external cylindrical and internal internal grinding or for external, face and internal grinding in one clamping clamping of individual parts. Possible options: -Semi-automatic dressing cycles for external and internal grinding -automatic dressing compensation. -Measuring control

Condition: refurbished (used), Year of construction: 2007, Completely overhauled Haas Multigrind HT grinding machine available in Q1/2027. Bsdpfx Akjx Tr H Njnolp Used for re-sharpening involute milling cutters / beveloid gear milling cutters / cutting rotors / form cutters / industrial knives / circular knives / spur gears / skiving tools / deep-hole drills, and other workpieces / components. Control system: Siemens 840 D X-axis: 650 mm Y-axis: 400 mm Z-axis: 280 mm A-axis (indexing table): 360° SK50 C-axis (rotary table): 270° X3-axis: electrically driven, with tailstock Grinding spindle: HSK80 (conversion to HSK50 possible) Dressing unit Tool changer: 10-position magazine Coolant system: Turbo Separator Extraction system: LTA CO2 extinguishing system Additional accessories available from the factory Software can be supplied customized according to customer requirements Pre-acceptance at the factory, commissioning, training, and final acceptance at the customer's site Financing / lease purchase possible Modifications possible

Condition: good (used), Year of construction: 2007, control 840 D x-axis 2500 mm y-axis 2500 mm z-axis 1700 mm Control system - Siemens Sinumerik 840 D Max. workpiece weight - 6000 kg Spindle diameter - 130 mm Bsdpfxswzyp Uo Aknolp Quill stroke - 700 mm Tool holder - ISO 50 DIN 69871 - AD Max. torque at the spindle - 1847 Nm Total power requirement - 65 kW Machine weight approx. 45 t Space requirement approx. 10.9 x 9.3 x 5.7 m

Condition: excellent (used), functionality: fully functional, operating hours: 6,223 h, CASE CX290B Crawler Excavator Kawasaki Hydraulics, Isuzu Engine Technical specifications: - Engine: Isuzu AH-6HK1X (6-cylinder, turbocharged, common rail) - Engine power: approx. 154 kW (209 HP) at 1800 rpm - Operating weight: approx. 29,100 kg - 30,000 kg (depending on equipment) Bjdpfjygy Awjx Aknslp - Hydraulic system: Variable displacement piston pumps (Kawasaki) ensuring smooth combined movements - Maximum digging reach: approx. 10.5 - 10.7 m - Maximum digging depth: approx. 7.1 m - Bucket capacity: standard approx. 1.2 - 1.6 m³ - Hours: Original 6,223 operating hours – well-maintained machine, regularly serviced, hour meter fully functional and legible Advantages of the CX290B model: - Hydraulic quick coupler: Fast and efficient attachment change without leaving the cab - Full hydraulic circuit: Equipped with additional lines on the boom for hammer, shear, or grapple operation - Cab comfort: Spacious cab with excellent visibility and air conditioning - Durability: Heavy Duty undercarriage designed for tough working conditions - Electronics: Control system offering multiple operating modes (H, S, E) for optimized fuel consumption Condition: Machine as shown in photos; tracks and undercarriage in good condition. Ready for testing on site.

Condition: good (used), Year of construction: 1984, max. wheel diameter 250 mm gear width 275 mm max. module 6 weight of the machine ca. 5,5 t The gear hobbing machine ZFWZ 250 is suitable for the economical production of all hob-processable cylindrical gear types, such a: - spur and helical gear, wormgears and worms, splined shafts, keyed shafts, serrated profiles, chain wheels and ratchet wheels,as well as conical and crowned spur and helical gears. Interchangeable wheels and milling accessories Technical data: Bjdev T Nqaopfx Aknslp - Workpiece diameter (max): 250 mm - Module (max): 6 mm - Axial feed travel (max): 275 mm - Tangential feed travel (max): 100 mm - Tooth helix angle (max): 45 degrees - Milling cutter diameter (max): 145 mm - Milling cutter length (max): 170 mm - Table clamping surface (min): 195 mm - Table clamping surface (max): 470 mm Power Milling cutter speeds - Stepped in 2 ranges: 56 ... 250 rpm - (Standard version): 90 ... 400 rpm - Infinitely variable in 2 ranges: 63 ... 180 rpm - (special version DC motor): 140 ... 400 rpm Weights - Machine net: approx. 5000 kg - Electrical cabinet: approx. 800 kg - Hydraulic unit + coolant tank + chip transport: approx. 700 kg Overall dimensions (with oil mist filter) - Length: Standard version: 3950 mm DC drive: 3450 mm (or 3350 mm according to table) - Width: 3300 mm - Height: Machine: 1980 mm Machine with DC drive: 2150 mm Electrical cabinet: 2200 mm

Condition: used, Year of construction: 2012, Technical details: max. wheel diameter: 260 mm gear width: 320 mm max. module: 5 Blodpfx Asy Amlleknep weight of the machine ca.: 21 t dimensions of the machine ca.: 8,71 x 5,97 x 3,49 m no. of teeth: 1...999 max. helix angle: +45/-45 ° pitch min.: 0,1 mm pitch max.: 1000 mm X-axis: 345 mm y-axis: 250 mm Z-axis: 320 mm b-axis: 360 ° c-axis: 360 °

Condition: good (used), Year of construction: 1991, pressure 300 t Bljdpfx Aoxab I Tsknop chamfer lenght 4100 mm distance between columns 3710 mm stroke - stepless adjustable 250 mm column arm 330 mm dayligth 500 mm table height 940 mm table width 250 mm working feed 7.0 mm/sec return speed 90.0 mm/sec Control konv. operating pressure max. 305 bar voltage 380 V total power requirement 22.5 kW weight 25200 kg range L-W-H 4320 x 2100 x 3370 mm well-maintained condition (!!) - in checked condition - machine video - ?v=rPOBwTfVReo Equipment: - simple, conventional hydraulic press brake - swiveling control panel, left front - electro-motoric back stop (X axis) * adjustment via front control panel (button) * with analog position display * fine adjustment via handwheel, front - with 3x stop fingers, manually adjustable - electro-motoric depth adjustment (Y1+Y2 axis) * with analog position display - 1x split set of 85° deer foot upper tool - 1x MultiV - universal die block, with several V-openings - 2x front, stable support arms - 1x freely movable double foot switch - 1x freely movable 2-hand control - side safety device (swivelling doors) - rear safety device (sliding door) - original operating instructions

Condition: used, Year of construction: 2005, functionality: fully functional, machine/vehicle number: 2808, total height: 2,400 mm, total length: 3,300 mm, total width: 2,200 mm, feed length X-axis: 450 mm, feed length Y-axis: 250 mm, feed length Z-axis: 350 mm, overall weight: 7,000 kg, travel distance X-axis: 450 mm, travel distance Y-axis: 250 mm, travel distance Z-axis: 350 mm, CNC grinding center for external, internal, and profile grinding with three linear axes and a swiveling grinding head. Modularly configurable for various grinding tasks, featuring automated dressing cycles, modern control system, tool management, and options for measurement systems as well as peripherals such as coolant treatment and extraction. Bljdpoxuichofx Aknop

Year of construction: 2005, condition: ready for operation (used), travel distance X-axis: 285 mm, travel distance Z-axis: 1,150 mm, controller manufacturer: FANUC, controller model: 21i-TB, spindle motor power: 7,500 W, spindle speed (max.): 3,200 rpm, number of axes: 3, This 3-axis STUDER S33 CNC cylindrical grinding machine was manufactured in 2005 and completely overhauled in 2026, with 0 operating hours post-overhaul. It features a center height of 175 mm and a center distance of 1000 mm. The machine is equipped with a powerful 7.5 kW motor spindle and a control system with a 10.4" color touch screen. If you are looking to get high-quality grinding capabilities, consider the STUDER S33 CNC machine we have for sale. Contact us for further details. Bledpfjzwd Hgex Aknop - completely overhauled in 2026- Operating Hours: 0h after overhaul- Center Height: 175 mm- Center Distance: 1000 mm- Machine Base: Mineral cast Granitan S103- Strokes: 285 mm (X-axis) x 1150 mm (Z-axis)- X-axis Drive: AC Servomotor and ball screw, 0° angle, feed rate 0.001–5.000 mm/min- Z-axis Drive: AC Servomotor and ball screw, feed rate 0.001–10.000 mm/min- Measuring System: Incremental scale for X and Z axes, resolution 0.0001 mm- Grinding Headstock: Universal for external and internal grinding, Hirth serration 1° (-15° to +195°)- Motor Spindle (Pos. 2): 7.5 kW, 1400 to 3200 rpm, programmable cutting speed max. 50 m/s- External Grinding Guard: Wheel size D. 500x63mm F1 (80mm F5) with automatic contact protection- Internal Grinding Spindle (Pos. 3): Studer belt-driven internal grinding spindle (180°) with frequency inverter- Workhead Stock: Universal, roller bearing mounted, taper MK5, cylindrical outer nose D. 70mm, spindle bore D. 28mm, manual spindle lock- Workhead Drive: 1.8 kW AC Servomotor, speed range 1–1500 rpm, jog speed 1–50 rpm- Workpiece Weight: Max. 80 kg between centers- Tailstock: Taper MK4, 35 mm stroke, quill diameter 50 mm, hydraulic quill retraction with monitoring, manual fine adjustment +/- 0.04 mm- Pneumatic Lifters: Pneumatic lift-off for easy shifting of workhead and tailstock- Control System: Fanuc 21i-TB with 10.4" color touch screen, integrated PLC, 32KB user memory, 400 program storage slots- Power Supply: 400V +/- 10%, 50 Hz +/- 1Hz, 24V DC control voltage Optional Equipment: - Dittel Sensitron 6 contact detection with magnetic sensor (1 pc)- Movomatic C25 LP active probe- 3 pcs levelling elements- Air conditioning unit for electrical cabinet- Euchner hand-held control unit- Swiveling dresser for internal grinding- Park position for tailstock- 3 pcs Studer belt-driven internal grinding spindles (24,000 rpm / 40,000 rpm / 60,000 rpm)- Foot pedal for C-axis override with open doors- Foot pedal for clamping device actuation (tailstock)- Electrical interface for rotary dressing (spindle optional)- Movomatic in-process gauge control ES 124 control (measuring head optional)- 8 pcs used grinding wheel flanges for external grinding- Various new MK4 centers- Various dressers Additional Capabilities: - Capable of thread and form grinding (software must be requested directly from Fritz Studer AG)

Condition: used, Year of construction: 1980, turning diameter over bed 1930 mm turning diameter over slide rest 1520 mm turning length 5000 mm turning speeds 0,5-250 U/min spindle bore 105 mm workpiece weight 35 t steady 400-700 mm steady 700-1200 mm steady 1000-1600 mm control Siemens total power requirement 106 kW The tech. Data are manufacturer or operator information and therefore non- binding. We reserve the right to prior sale; Our terms and conditions of sale apply exclusively. About us More than 400 of our own machines in stock Over 15,000 m² of storage space, 70 t crane capacity More than 10,000 items and accessories for your workshop If you are interested in selling machines, production lines, or your business, please contact us. You can find further offers on our website. Tours are possible by appointment. We look forward to your visit. Bjdpfx Aeyutp Hjknolp Your Markus Hirsch Team