Used Hofmann Lb750 for sale (58)

Condition: used, Year of construction: 2013, grinding length 800 mm grinding width 400 mm workpiece height 375 mm Control Siemens 840 D total power requirement 18 kW Isdjwd Tx Ispfx Acpsbc weight of the machine ca. 2,6 t 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 : GEIBEL & HOTZ CNC horizontal surface & profile grinding machine model FS 840 KT CNC year 2013 Serial no 38040513 _____ Grinding length max. (table movement 850mm) 800 mm Grinding width max. (cross movement 400mm) 450 mm Mounting height under new grinding wheel 375 mm Distance table – center of spindle min / max 140 – 525 mm Standard size of magnetic plate 800 x 400 mm Max. table load 700 kg Table speed 5 – 35.000 mm/min Cross-/Vertical quick feed 5 – 4.000 mm/min Grinding wheel measurements 300 x 50 x 76,2 mm (350 x 100 x 76,2) Cutting spped max. 45 m/s Grinding spindle-drive approx. 9 kW Total electrical load approx. 18 kW - 400 V - 50 cycles Weight approx. 2.600 kg Accessories / Special Features: • Machine is equipped with a simple to use but freely programmable SIEMENS CNC control model 840 D SolutionLine with additional GEIBEL&HOTZ grinding software. User friendly interface, supported by dialog and graphics, simple programming, also of complex grinding wheel profiling and easy connecting of all the usual grinding cycles. • electronic handwheel for 3 axis. • Table movement is actuated by ball screw drive (KT), which allows both very high and very low table speeds and is also ideal for profile grinding. • Cross feed (Z) and infeed (Y) effected by ball screw drive with incremental glass scale. • Diamond dressing device mounted on the left side of the table (also for profile dressing); additional driven diamond roller dressing device (table-mountable) with automatic dressing cycle, including compensation. • HOFMANN balancing device EasyBalancer EB3100 (with installed rpm & vibration sensor) • Unfortunately currently only a small magnet 110 x 200 mm available. • Separate band filter coolant filtration unit • Complete enclosure of the working area with electronically safeguarded sliding doors, separate switch cabinet, lamp for working area, various accessories, manuals, etc. 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 We always have a large selection of surface grinders – CNC or conventional - available. Please let us know your requirements.

Condition: good (used), Year of construction: 1992, Travel range, X-axis: 1500 mm Travel range, Y-axis: 420 mm Travel range, Z-axis: 400 mm Clamping area: 2 x 700 mm x 420 mm Max. table load: 800 kg Number of tools: 2 x 36 pieces Tool holder: SK 40 Rapid traverse rate: 25 m/min Weight: 9 t Space requirement: 6.50 x 4.5 x 3.1 m Low speed: 50 RPM High speed: 7500 RPM (stepless) Rapid traverse: 25000 mm/min Iodpfxocph Tms Acpjbc Control system: Siemens Sinumerik 820 M GA 3 + 2 x single-axis stepper motor control Sama SFI Current clamping system: per station, 1 NC indexing head with counter bearing, support plate, rotary table, and hydraulic clamping, and 4-axis indexing head with rotary table in special design and separate NC control Clamping system: 4-axis indexing head consists of 4 x 2-jaw chucks, clamping pressure 12 bar, manufacturer: Hofmann HMR 4/kombi 294/4 Tool breakage monitoring system: Meutrsuix ATM B310 Renishaw measuring probe system (without probe) Coolant system with chip conveyor, filter system, and fine filter

Year of construction: 2025, condition: new, functionality: fully functional, High frequency generator Schirmacher HS25000 The HF generator is used to generate a high-frequency electromagnetic field, which in a connected HF production device can be used to - Heat and weld thermoplastic plastics, - Dry paper products, textiles, wood and similar materials, - Heat plastic granulates, rubber and other materials. Technical data Ibodpfxsx U Trpj Acpec Operating frequency: 27,12 MHz Output power: 25 kW Power supply: 3 x 400V, 50Hz, Rated power 46 kVA Control: Generator: SPS Siemens S7 / Control electronics: SE68 Triode: RS3026 CL, alternatively ITL 12-1 Anode voltage: Full load 9,1kV, no load 10,4 kV Anode current: Full load 3.800 mA, no load 800 mA dimensions (WxDxH): 1.200 x 1.200 x 2.000mm Commerical infromation Condition: new machine, from delivery stock – zero operating hours Manufacturer: Heinz Schirmacher GmbH, Trittau Availability: Available from stock, more than one unit in inventory Warranty: Available upon request Machine highlights Fast commissioning through modular design – flexible integration into various production processes and adaptation to different tools. Highly precise control – exact power delivery and consistently high welding quality. Highly dynamic HF regulation prevents extremely rapid flashovers in the welding process. Electrode protection – integrated into the generator to safeguard both machine and tool. Automation-ready – suitable for use in automated manufacturing processes with the capability to integrate into existing systems. Visits possible by arrangement.

Condition: used, Year of construction: 2004, operating hours: 28,082 h, travel distance X-axis: 800 mm, travel distance Y-axis: 620 mm, travel distance Z-axis: 520 mm, controller model: Siemens 840 D, spindle speed (max.): 13,000 rpm, The control unit (PCU 50) was replaced in March 2024! The machine spindle was replaced at approximately 5,500 operating hours! Tools are included in the offer! TECHNICAL DETAILS Travel range X-axis: 800 mm Travel range Y-axis: 620 mm Travel range Z-axis: 520 mm Spindle speed: 13,000 rpm Number of tool positions in the tool magazine: 30 MACHINE DETAILS Control unit: Siemens 840 D Operating hours Control unit operating hours: 60,150 h Machine operating hours: 56,860 h Spindle operating hours: 28,082 h Spindle replacement at: 5,500 h Ibedpfxozvl Tfs Acpec EQUIPMENT Tools 4th axis Hofmann RW/NC160 Oil mist extraction system Strip filter system with internal cooling 20 bar with double switching filter Documentation Hedelius + Siemens Sinumerik Infrared probe Renishaw Note: The sale does not include the milling attachments on the rear panel of the machine. Since the machine has been demonstrated several times, the machine operating hours may vary slightly.

Condition: ready for operation (used), Year of construction: 2003, operating hours: 27,804 h, functionality: fully functional, machine/vehicle number: 16165, travel distance X-axis: 915 mm, travel distance Y-axis: 500 mm, travel distance Z-axis: 500 mm, controller model: HEIDENHAIN iTNC 530, spindle speed (max.): 12,000 rpm, TECHNICAL DETAILS X-axis travel: 915 mm Y-axis travel: 500 mm Z-axis travel: 500 mm Number of axes: 5 Maximum spindle speed: 12,000 rpm Table length: 900 mm Table width: 500 mm Number of T-slots: 8 T-slot spacing: 65 mm T-slot width: 14 mm Maximum workpiece weight on table: 700 kg Maximum workpiece length: 900 mm Maximum workpiece width: 500 mm Maximum workpiece height: 500 mm Number of tools: 16 Maximum tool diameter: 125 mm Diameter with adjacent pockets empty: 180 mm Maximum tool length: 300 mm Maximum tool weight: 6 kg Tool holder: SK 40 Milling head swiveling range: -5° to +95° Rapid traverse: Longitudinal: 30 m/min Cross: 30 m/min Vertical: 20 m/min MACHINE SPECIFICATIONS Compressed air connection: 6 bar Electrical connection: 50 Hz, 3 x 400 Volt Spindle drive power: 32 kW Total power requirement: 26 kVA Ijdpoyhnudofx Acpebc Noise level: 78 dB (A) Dimensions & Weight Dimensions (L x W x H): 2,760 x 2,390 x 2,370 mm Machine weight: approx. 7,300 kg Operating Hours Power-on time: 86,672 h Operating time: 34,362 h Spindle run time: 27,804 h EQUIPMENT 3-jaw chuck Ø 200 mm Workpiece probe HEIDENHAIN TS 640 Rotary table 4th axis HOFMANN type RW/NC-160 Rinsing gun RS 232 interface Ethernet interface Electrical cabinet air conditioning unit

Condition: used, machine/vehicle number: 9029, table size: 400 mm Ø Isdpfxe N Ra Re Acpjbc height: 135 mm dimensions: 500 x 500 x 135 mm

Condition: used, Balance weight, wheel weights, balancing weights Ibodpfx Acjb A Tbyepec -25g -30g -40g -50g -60g -100 g -200 g -Complete sale -Weight: 24kg

Condition: new, 3-way connection with plug-in coupling and connection thread 1/2 " Isdpogz S Svefx Acpobc 3 pieces available