Table 4 Information of parts.

From: Digital twin-based multi-level task rescheduling for robotic assembly line

Part

Tools

Location (mm)

Basic assembly time (s)

1

Gripper-I

(422, 500, − 524.9)

1

2

spanner-I

(452, 507.3, − 540.8)

4

3

Gripper-II

(462, 507.3, − 540.8)

2

4

Gripper-II

(474.3, 507.3, − 540.8)

3

5

spanner-II

(479.9, 507.3, − 540.8)

5

6

spanner-I

(452, 492.7, − 509)

4

7

Gripper-II

(462, 492.7, − 509)

2

8

Gripper-II

(474.3, 492.7, − 509)

3

9

spanner-II

(479.9, 492.7, − 509)

5

10

spanner-II

(457.7, 515.9, − 517.6)

5

11

Gripper-II

(459, 515.9, − 517.6)

3

12

Gripper-II

(470, 515.9, − 517.6)

2

13

spanner-I

(480, 515.9, − 517.6)

4

14

spanner-II

(457.7, 484.1, − 532.2)

5

15

Gripper-II

(459, 484.1, − 532.2)

3

16

Gripper-II

(470, 484.1, − 532.2)

2

17

spanner-I

(480, 484.1, − 532.2)

4

18

Gripper-I

(467.5, 500, − 524.9)

1

19

Gripper-I

(470, 500, − 524.9)

1

…

…

…

…

31

Gripper-II

(530, 515.9, − 517.6)

2

32

spanner-I

(520, 515.9, − 517.6)

4

33

spanner-II

(547.9, 484.1, − 532.2)

5

34

Gripper-II

(542.3, 484.1, − 532.2)

3

35

Gripper-II

(530, 484.1, − 532.2)

2

36

spanner-I

(520, 484.1, − 532.2)

4

37

Gripper-I

(532.5, 500, − 524.9)

1