P 250

KLINGELNBERG Precision Measuring Center

Cutting-Edge Technology for Maximum Safety and Precision

The fully automatic CNC-controlled P 250 precision measuring center is designed for the workpiece diameter range up to 2800 mm. The machine is used to inspect a broad range of cylindrical gear designs, as well as large bevel gearings and worm gears.

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KLINGELNBERG Precision Measuring Center P 250

Fast and accurate measured value logging in connection with a high-precision workpiece rotary table

  • Extremely smooth-running rotary table axis in form-measurement quality
  • Rotary table load up to 15,000 kg with high load reserves for impacts during workpiece loading
  • Rotary table drive via AC torque motor (direct drive)
  • Table plate (1,000 mm diameter) with switchable air bearing for pre-alignment of heavy workpieces
  • Uniform, constant rotary transmission even at extremely slow motion 
  • Acceleration control of the rotational axis using various ramps
  • Directly coupled angle measuring system with high absolute accuracy

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KLINGELNBERG Precision Measuring Center P 250

Broad range of applications thanks to versatile 3D tracer head

  • Scanning 3D tracer head with digital measured value logging in all coordinate directions
  • Parallel-deflecting system for constant measured value calculation even with extended probe elements
  • Automatic specification of trace direction in the X/Z plane when measuring lead lines with contact operation in the normal direction
  • Trace direction enabling for general 3D measurements
  • Automatic compensation of different probe weights and adaptation of probe rods with multiple probe elements
  • Automatic probe change (option)

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KLINGELNBERG Precision Measuring Center P 250

Functional accessories for measuring large and heavy workpieces (Option)

  • Z measuring range up to 2,000 mm
  • Face plates for holding ring-shaped workpieces in diameter increments of 1,500, 2,000, 3,000 mm – equipped with workpiece support and centering element
  • Removable column with counterholder for workpieces up to 1,000 mm in diameter and a clamping length of 1,500 mm
  • Permanently installed column with counterholder for workpieces up to 1,800 mm in diameter and with a clamping length of 2,500 mm
  • Mobile unit for positioning the probing system on the workpiece

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KLINGELNBERG Precision Measuring Center P 250

High basic accuracy with low tolerances

  • Compensation for residual errors using special test equipment with software support
  • Long-term stable geometry of all machine-mounted accessories and guide systems thanks to large size and use of high-quality materials
  • Extremely smooth-running rotary tables even under load
  • Use of length measuring/angle measuring systems in the highest accuracy classes 
  • Modern assembly system with low error rates based on pretested modules
  • Constant measuring accuracies of all machine models

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KLINGELNBERG Precision Measuring Center P 250

Maximum protection with collision protection

  • Software operator guidance with plausibility check of program data
  • 3D tracer head with deflection motion monitoring using sensors and mechanical protective ring
  • Probe change rack with magnetic holding system for easy handling and reliable collision protection
  • Monitored measuring axis drives with overload protection function

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KLINGELNBERG Precision Measuring Center P 250

Industry-compatible calibration according to recognized standards

  • Testing of all measuring centers with normals for profile and tooth trace and workpiece-like normals of different types and sizes
  • Traceability of measuring results to internationally recognized normals (PTB)
  • Proof of length measurement uncertainty U1 (option)
  • Proof of system suitability for form measurement tasks (option)
  • Determination of Cg/Cgk parameters (option)

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KLINGELNBERG Precision Measuring Center P 250

Quick availability of measuring results in huge time savings

  • Correction of measuring results for workpiece temperatures deviating from the reference temperature of +20 °C
  • Recording the current workpiece temperature using a quick PT100 sensor
  • Correction of the workpiece temperature in the range of +15 °C to +35 °C 
  • Algorithm usable for all metallic/rotationally symmetric workpieces

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KLINGELNBERG Precision Measuring Center P 250

Fully automatic roughness measurement

  • Skid-mounted tracer head for measured value logging on gears with modules starting at 0.9 mm
  • Output values acc. to DIN EN ISO 4287 (DIN 4762): Ra, Rz (DIN), Rt, Rmax
  • Tracing in the profile or tooth trace direction with standardized trace sections
  • Fully automatic operation in connection with profile and tooth trace measurements
  • Integrated actuator for diamond scanner alignment 
  • Probe systems for cylindrical and bevel gears 
  • Manual or (optional) fully automatic probe change

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KLINGELNBERG Precision Measuring Center P 250

Versatile measuring tasks in one setting

  • Determination of measurement parameters such as diameter, length, angle, radius
  • Determination of form and position parameters such as circularity, cylindrical shape, straightness, evenness, parallelism, symmetry, perpendicularity
  • Measuring macros for checking keyways, curved washers and for checking bore reference circles
  • Measured value chart output for form measurements with filter levels standardized to DIN EN ISO 1101
  • Linking of dimension/form/length (DFL) measurements with gear measurements (cylindrical gear/bevel gear) for a continuous, fully automatic measuring cycle

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KLINGELNBERG Precision Measuring Center P 250

Testing of large internal gearings as well as dimension, form and position measurement in bore holes (W Machine)

  • Angled measuring arm featuring 3D tracer head for immersion depths down to 800 mm
  • Optimal probe situation for internal gearing measurements on gears with large tooth widths
  • Optimal probe situation for high-precision dimension, form and position measurements, e.g. running surfaces for rolling elements on planet gears
  • Automatic probe change rack (option)
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