Research Article

A Novel Parallel Assembly Sequence Planning Method for Complex Products Based on PSOBC

Table 2

Parallel assembly sequence of 2-DPA.

Subassembly indexSubassemblyTargeted parts

1(17, 20)Bear 9 and spline
2(23, 15)Gear 7 and bear 10
3(22, 36)Gear 6 and bear 8
4(21, 14)Gear 13 and gear 5
5(40, 18)Gear 7 and bear 12
6(45, 24)Bear 11 and eccentric sleeve 4
7(38, 13)Bear 7 and end cap 4
8(19, 27)Inner splined sleeve
9(41, 44)Lubricating ring 3 and eccentric sleeve 5
10(26, 29)Blank cap 2
11(31)Bear 6
12(30, 25)Gear 2 and gear 4
13(28, 16)Output shaft and intermediate shaft
14(32, 3)Lock 1 and bear 4
15(42, 47)Lubricating ring 2 and bear 2
16(39)Bear 1
17(46, 6)Eccentric sleeve 1 and sleeve 1
18(33, 9)Lock 3 and bear 3
19(34, 8)Lock 2 and eccentric sleeve 2
20(7)Gear 1
21(43, 10)Input shaft and sleeve 2
22(2)Sleeve 3
23(11, 4)Middle box and lubricating ring 1
24(12, 37)End cap 2 and end cap 3
25(5, 49)Output shaft 1 and upper box
26(1, 35)Oil collecting hood
27(48)Blank cap 1