Vit CBN wheel for high speed peeling grinding of gear shaft journal

2021.01.04More SuperHard Products Co., Ltd85

Gear shaft journal grinding

Peeling grinding is a process that combines the durability and efficiency of CBN wheel with the superior performance of high speed grinding.

Case: Gear shaft journal grinding

1.Application Parameters

Workpiece: Gear shaft

Materials: 16MnCrS5, HRC 58-62

Grinder: JUNKER QuickPoint

Grinding Part: Gear shaft journal

Grinding Mode: Point/Peel grinding

Coolant: Emulsion

Grinding wheel:700-350-6-6 127 B126

Diamond Dressing Wheel: CNC Electroplated roller SG 71P-180-0.4

2.Grinding Parameters

Linear Speed of Grinding Wheel: vc=100 m / s

Grinding Allowance: Cylindrical aeP Ø = 0.25 ~ 0.3 mm

Grinding Time: tg =110s

3.Dressing Parameters

Linear Speed of Grinding Wheel: vcd= 100 m /s

Linear Speed of Dressing Wheel: vR = 90 m /s

Dressing Amount: aed= 3*3 µm

Dressing speed ratio: qd =+ 0,90

4.Grinding Performance

Maximum Material Removal Rate: Q’wmax = 80,0 mm3 / mm s

Dressing Frequency: MT = 160 gear shaft/dressing

Roughness: Rz<2.0 um

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