Machine hood physically disconnected from the machine base • Reduces problems linked to external disturbances and improves machining quality Direct drive 1.5 kW spindle motor and PerfectArbor™ flange system • Increases surface finish quality • Precise and repetitive grinding wheel mounting within 0.002 mm Advantage of the 6th axis
Stable and Rigid Spindle Head. The spindle runs on precision bearings, assuring maximum spindle stability. It guarantees outstanding accuracy for external and internal diameter grinding and face grinding. The spindle head swivels +90°~-30°. The spindle head on the 20 series machines provides variable speed changed by frequency inverter.
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high precision grinding, high efficiency, It can be changed to a dead•live spindle a manual fine taper adjustment. GP-45D･100ND2 5,040 3,780 585 675 and high productivity. workhead with swivel base as an option. Machine Controlled axis GP-45D･150ND2 6,040 4,780 585 675 2-axis CNC Cylindrical grinder X, Z GP-45D･220ND2 7,440 6,180 585 675
1. Hydrostatic guides for wheelhead X-axis / 2. C-axis rotary 1. Coolant filtering system / 2. 3D printed nozzles with automatic wear compensation / 3. High pressure wheel cleaning / 4. Fine filtering system Special spindles. 1. Hydrostatic spindles / 2. Internal mandrel & spindles Machine enhancements. encoder for workhead / 3.
2 1 8 9 • main engine: 15 kW or 2 × 15 kW • frequency converter: 18.5 kW for pro- grammable, constant peripheral speed • peripheral speed: 30–50 m/s • motorised angle adjustment: 0°–35° with butterfly wings • grinding wheel Ø: max. 300 mm • wheel width/grinding width: max. 240 mm • double-sided precision spindle bearing • cutting speed: max. 50 m/s
Micron has a full line of small diameter internal grinding machines, also knows as ID grinders. From multi work-head/multi spindle machines, to hydrostatic ways and linear motors, Micron has the ability to hold ultra tight tolerances on bores, angles, and faces. Our ID grinders are very popular for fuel injector grinding in the automotive industry.
We, a manufacturer of dedicated machines, hand in hand with our customers have specialized in precision Cylindrical Grinding Machines for half a century and accumulated own know-how. From now on too, we will be intent on providing high precision products to be relied on by satisfied customers. KONDO's wheel spindles backed by original know-how ...
Jan 08, 2013· In this paper, the hydrostatic motorized spindle system of a grinding machine is taken as the research object, and a two-degree-of-freedom stiffness model of the spindle …
Grinding Wheel Spindle with Hydrostatic Bearing. The hydrostatic bearings that support the grinding wheel spindle handling heavy loads and provide a strength and adaptability when subjected to speed changes that cannot be matched by ordinary bearings. Stabilized finish-grinding operations under demandi. Automatic-Grinding Package
Dimensions Hardware Software • Grinding spindle drive power: 25/50 kW *5 or 6-axis system • X-axis - longitudinal stroke: 500 mm • Axis travel speed up to 30,000 mm/min • Y-axis - vertical stroke: 650 mm • Grinding, milling and drilling in a single clamping • Z-axis - transverse stroke: 650 mm • Wear-free hydrostatic guideways • Water-cooled drive • User-specific programmable ...
The spindle is the heart of the machine and is the part that most directly affects accuracy and processing capacity of a work center. ... > Download the PDF Catalog. Grinding. Hydrostatic electrospindle. Electrospindle L60/90. Electrospindle for grinding 14 kW. Electrohead for grinding. Hydrostatic spindle. Show all > Download the PDF Catalog ...
The grinding wheel spindle runs on hydrostatic bearing with high pressure oil film for added precision under heavy loads. Substantially reduces wear while prolonging spindle trueness. SNCM-210H carbon steel hardened beyond HRC60, Yielding high torsion resistance.
ZP seriesGear profile grinding machines External gears and internal gears, special profiles Special spindles (option) for the use of small grinding wheels The machine concept stands for maximum workpiece quality, flexibility and a long service life. The basic machines are equipped with a dresser, integrated measuring device, balancing unit and comprehensive software.
Grinding wheel spindle drives – horizontal ability precision. An optional balancing system dynamically balances unequal forces in the ro-tating grinding wheel. Front-runner in grinding power Powerful motors drive the spindles on MÄGERLE grinding machines and lead to outstanding re-sults in respect of removal capacity. MÄGERLE surface and ...
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May 01, 2000· The high accuracy is achieved by using these spindles as reported by Rowe, where he compares the performance of various types of grinding machine spindles. The advantage of using hydrostatic bearings, encouraged machine tool researchers to contribute for advancement in technology of these bearings [2] .
Power: 5,500, 750 W Spindle speed: 0 rpm - 1,670 rpm... repeated feeds by the push of a button The grinding spindle features hydrostatic bearings and provides for maximum precision and surface quality, plus extraordinary tool life and rigidity The powerful ...
and/or a long-nose I.D. spindle and an O.D. spindle. Belt drives offer the advantage of optimizing the motor's power curve to the grinding wheel periphery speeds. Spindle nose changing is also common for various I.D. grinding applications. Wheel Dressing Wheel dressing is one of the most critical features of a grinding machine. Accuracy of the
Description: Rotational speed 0-3000 rpm Pump pressure 50 bar Oil type VG 4 Oil flow 7.6 l/min Max. axial/radial grinding force 2000/4000 N Stiffness on grinding wheel > 400 N/µm Friction power at max.rotational speed 0.8 kW Clearance between axle and front edge of housing 100 mm Prepared for automatic balancing
The CENTERLESS grinding machine offers two main type of grinding operations, infeed or throughfeed grinding depending on the shape of the work piece. Grinding spindle Main spindle drive permits constant grinding speed. Regulating spindle Is servomotor driven via a hypoid gear. Speed range 10 rpm to 750 rpm. Spindle drives Belt and pulleys are ...
Size of Case (L x W x H) 118" x 71" x 77" (machine) | 102" x 55" x 51" (accessory) • The Grinding Wheel Spindle runs on hydrostatic bearings, extended tool life and increase accuracy under heavy cut loads. • Lower Slide is equipped with a heavy bearing, precision …
6. Requirements to supply the hydrostatic spindles 10 6.1 Air removal 10 6.2 Filtering of the hydrostatic fluid 10 6.3 Cooling the oil 10 6.4 Oil supply in the event of a power failure 11 6.5 Pressure pumps 11 7. Hydro units 11 8. Examples of Hydrostatic Spindles Listed 12 8.1 Motor Spindle for Grinding 12 8.2 Belt Spindle for Grinding 12 8.3 ...
Grinding spindle Grinding type Grinding spindle Drive power Profile on the grinding wheel Diamond wheel diameter Diamond wheel bore Machine data (without accessories) Dimensions (width x depth x height) Weight DRILLMAT 3000 TC 5 - 16 (25) mm 50 -250 mm max. 400 mm max. 350 mm 25° - 45° 53° L.H. / 90° R.H. Diamond max. 4 250 mm 175 mm 76 mm ...
In surface finishing of a grinding machine, the dimension accuracy of the workpiece is most affected by the stiffness of the spindle. For the hydrostatic spindle of a medium-sized circular grinding machine, the primary factors affecting the oil film stiffness are bearing structure parameters, lubrication characteristics, and working conditions.
ID grinding spindles • Hydrodynamic multi-surface spindle bearings • Grinding wheel dimensions 2x Ø 500 x 100 mm (20 x 2.5 inch) • High-frequency ID grinding spindles • Min. 2 OD grinding wheels • Max. 4 OD grinding wheels or 2–3 OD grinding wheels and 1 HF ID grinding spindle …
circular grinding machines. Thus, these will be the objects to be tudied and investigated their influence s on the stiffness of hydrostatic spindle bearing in this study to find the most feasible working condition associated with the fine-machining process onthe 3K12 grinding machine after replacing the
WHEEL SPINDLE The hydrostatic Babbitt type spindle bearing with a 3 point support design and pressurized, filtered, recirculating oil system, eliminates metal-to-metal contact, thus providing a heavy duty grinding capability as well as high vibration dampening performance.