Identification of Key Factors and Mining of Association Relations in Complex Product Assembly Process

Table 17

Sorting results of key influencing factors of disc assembly process.

Serial number	Influencing factors	Weights	Classification
1	Coaxiality of the rotation axis	5.838	Assembly quality
2	Concentricity of cylindrical surface of second and third stage disc spigot	4.824	Assembly quality
3	Room temperature	4.475	Processing quality
4	Cylinder coaxiality of the first and second stage disc spigot	4.382	Assembly quality
5	Parallelism of the end face of the first and second stage disc spigot	4.043	Processing quality
6	Parallelism of the end face of the second and third stage disc spigot	4.026	Processing quality
7	The first and second level of the disc spigot assembly interference	3.951	Assembly quality
8	Second and third-level disc spigot assembly interference	3.775	Assembly quality
9	Phase I and II plate disc installation phase	3.459	Assembly process
10	Second and third stage disc installation phase	3.100	Assembly process
11	Unbalance of the first level disc	2.447	Processing quality
12	Unbalance of secondary disc	2.447	Processing quality
13	Three-level disc unbalance	2.447	Processing quality
14	Bolt tightening torque during the first and second stage disc assembly process	2.156	Assembly process
15	Bolt tightening torque during the assembly process of the second and third stage disc	2.055	Assembly process
16	The degree of runout of the cylinder of the first-stage disc relative to the rotation axis	1.906	Processing quality
17	Cylinder surface roughness of first-level disc spigot	1.906	Processing quality
18	The runout of the end face of the first-level disc spigot	1.906	Processing quality
19	Roughness of the end surface of the first-level disc	1.906	Processing quality
20	The runout degree of the cylinder of the upper spigot of the secondary disc relative to the rotation axis	1.906	Processing quality
21	Cylinder surface roughness of matching spigot on the secondary disc	1.906	Processing quality
22	The runout degree of the end face of the matching spigot on the secondary disc relative to the rotating shaft	1.906	Processing quality
23	Roughness of the upper spigot end of the secondary disc	1.906	Processing quality
24	Cylinder surface roughness of the bottom matching spigot of the secondary disc	1.756	Processing quality
25	Radial circle runout of the bottom matching stop cylinder of the secondary disc	1.756	Processing quality
26	The runout degree of the end face of the lower matching spigot of the secondary disc relative to the rotating shaft	1.756	Processing quality
27	Roughness of the bottom spigot of the secondary disc	1.756	Processing quality
28	Cylindrical runout of three-stage disc spigot	1.756	Processing quality
29	Cylindrical roughness of three-stage disc with spigot	1.756	Processing quality
30	End surface roughness of three-stage disc spigot	1.756	Processing quality