Reliability Evaluation of NC Machine Tools considering Working Conditions

Table 1

Cutting parameters of workpieces.

Workpiece name	Cutting tool name	Tool material	Tool type	Rotation speed/(r/min)	Depth of; cuts/(mm)	Feed of a tooth/(mm/z)	Cutting breadth/(mm)	Diameter of milling cutter/(mm)	Number of milling cutter teeth
Flywheel	φ10 alloy milling cutter	Cemented carbide	End milling cutter	500	3	0.011	10	10	4
Cylinder block	φ25R6 alloy milling cutter	Cemented carbide	Face milling cutter	1100	1.7	0.046	25	25	2
Cylinder head	φ12 alloy milling cutter	Cemented carbide	End milling cutter	400	6.3	0.18	0.5	12	4
Mould	φ25R6 alloy milling cutter	Cemented carbide	End milling cutter	500	1.8	0.165	15	25	2
Flywheel housing	φ50 milling cutter	Cemented carbide	Face milling cutter	400	2.28	0.028	48	50	5
Cylinder	φ40 milling cutter	Cemented carbide	Face milling cutter	500	3	0.04	36	40	3
Connecting plate	φ12 alloy milling cutter	Cemented carbide	End milling cutter	400	5.2	0.18	0.62	12	4