Raceway curvature of bearing rings messuring instrument performanceFeaturesThe polar coordinates comparing measuring method is adopted.The actual profile of measured axial section of raceway is comparaed with ideal circular segment by precision shafting,Website:://.zys-bearing.com,movable workbench and high-precision sensor.The high precision measuring results are clearly better than X-Y coordinates direct measuring methodAuto-eliminated misalignment and high calculating accuracy greatly improve the measuring accuracy,raise the measuring efficiency,simplify the operation and make adjustment more easilyThe fine designed measuring system with precision basic shafting,high-precision sensor,precision workbench and homogeneous no clearance adjustment assures the high measuring accuracy and reliability.The sensor driven by stepper motor is started to collect data automaticallyTechnical specificationMeasuring scope: OD: φ3mm-140mm;  Curvature radius: R2-8mm (R902 Model)            OD: φ40mm-240mm;  Curvature radius: R4-15mm (R903 Model)            Repeatability(radius):≤±5μm;