A Multidimensional Data Flow Driven-Based Quality Fluctuation Evaluation for Manufacturing Process

Table 1

State controllable process variables for crankshaft holes machining process.

Variables	Parameter type	Name	Target value
X1	Cutting parameter	Cutting depth (mm)	0.3
X2		Cutting speed (m·min^−1)	0120
X3		Feed rate per blade (mm)	0.08
X4		Boring tool speed (r·min^−1)	700
X5		Teeth number	1
X6		Diameter (mm)	74
X7	Machining equipment parameter	Spindle speed (r·min^−1)	8000
X8		X/Y/Z-axis positioning accuracy (mm)	0.006
X9		X/Y/Z-axis repeated positioning accuracy (mm)	0.004
X10		X/Y/Z-axis quick movement speed (m·min^−1)	60