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

Table 12

Disc assembly process unbalance influence factor set.

Serial number	Influencing factors
1	Unbalance of the first-level disc
2	Cylindricity of the first-level disc shaft
3	Cylinder surface roughness of primary disc shaft
4	The flatness of the end surface of the first-stage disc relative to the rotation axis
5	End surface roughness of the first-level disc shaft
6	The degree of runout of the cylinder of the first-stage disc relative to the rotation axis
7	Cylinder surface roughness of the first-level disc spigot
8	The runout of the end face of the first-level disc spigot
9	Roughness of the end surface of the first-level disc
10	The actual size of the first-level disc spigot
11	Bolt quality of first and second grade
12	Unbalance of secondary disc
13	Cylindricity of the secondary disc shaft
14	Roughness of the secondary disc shaft
15	The flatness of the end surface of the secondary disc relative to the rotation axis
16	End surface roughness of the secondary disc shaft
17	The runout degree of the cylinder of the upper spigot of the secondary disc relative to the rotation axis
18	Cylinder surface roughness of matching spigot on the secondary disc
19	The runout degree of the end face of the matching spigot on the secondary disc relative to the rotating shaft
20	Roughness of the upper spigot end of the secondary disc
21	The actual size of the upper spigot of the secondary disc
22	Cylinder surface roughness of the bottom matching spigot of the secondary disc
23	Radial circle runout of the bottom matching stop cylinder of the secondary disc
24	The runout of the end face of the bottom matching stop of the secondary disc
25	Roughness of the bottom spigot of the secondary disc
26	The actual size of the bottom stop of the secondary disc
27	Second and third grade bolt quality
28	Three-level disc unbalance
29	Cylindrical runout of three-stage disc spigot
30	Cylindrical roughness of the three-stage disc with spigot
31	Three-stage disc with the end face runout degree of spigot
32	End surface roughness of three-stage disc spigot
33	Actual size of tertiary disc spigot
34	Bolt tightening torque during the first and second stage disc assembly process
35	The bolt tightening sequence during the first and second stage disc assembly process
36	The heating temperature of the secondary disc during the assembly process of the primary and secondary disc
37	Room temperature
38	Phase I and II plate disc installation phase
39	Bolt tightening torque during the assembly process of the second and third stage disc
40	The bolt tightening sequence in the second and third stage disc assembly process
41	The second and third stage disc installation phase
42	Coaxiality of the rotation axis
43	Parallelism of the end face of the first and second stage disc spigot
44	Cylinder coaxiality of the first and second stage disc spigot
45	The first and second level of the disc spigot assembly interference
46	Parallelism of the end face of the second and third stage disc spigot
47	Concentricity of cylindrical surface of second and third stage disc spigot
48	Second and third-level disc spigot assembly interference
49	The heating temperature of the third-level pan disc during the assembly process of the second and third-level pan disc