13. Spaghetti Chart意大利面图
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PC
Office
Storage
Spaghetti Chart - How to use it 5. Measure the distance travelled by parts and by each operator during one cycle time (it can be interesting to multiply this figure to highlight the distance walked in a day). Also the time spent in motion – remember it’s all waste. ( ) – PC
time
45 30 #20 #10 35 #30 #50 #40
55 #70
56s
#60
1
2
3
4
Operator
2)
Bench Op No 10 20 30 40 50 60 70 1 10 20
time
2
3
4
55 #50
55 #40
55 #70
56s
25
35 220 #10 #30 #60
3
1 2 3
28
1
lean rails
FMS
• • •
FMS
• •
1
1
• •
(
)
Note: 29
TAKT Time
=
8.5 / 3/4 / 5 / 10 1 8.5 / / / 7.5 /
Note:
(Takt time) Cycle time
Takt time
30
Takt time
1)
Production Capacity Sheet
b)
3 2 1 4 5 6 3 2 1 4 5 6
: : 1627 : 1627 : 2000 : 2000
1 70
=
1 157
+
1 128
& = 70s
& = 70s
c)
4 5 6 1 2 3
= 70s
3 2 1 6 5 4
(
)
21
A 1
B
2
1
60" TAKT A = 30"
TAKT B = 60"
• • •
D
•
D
:
C
:
A B C B A
• •
:
•
:
Pr. E Pr. D Pr. C Pr. B Pr. A
Material flow
WIP
16
,
Op 10
Op 20
Op 30
Op 40
Op 50
Op 60
Op 70
Op 10
Op 20
Op 30
1
2
3 4 Op 40
4
3
5
Op 70
Op 60
7
** **
/ B B D D A D B E I III III I 5 7 7 4 5 21 21 4
51 100 =5100
/ / /
x
51
8
Spaghetti Chart - How to use it 1. Draw a diagram to scale showing the existing layout: Include different departments, machines, workstations, desks, storage, etc.
Office
Storage
Spaghetti Chart - How to use it 6. Use the chart as an input to identifying a better layout and improved process. Aim to minimise motion while fully utilising resources. Follow the value stream (you already made). ( )
Spaghetti Chart
China SD
– – –
•
1
Spaghetti
2
3
4
A B C B B D D E B E D C E F E G
B C B A D B E B E D C D F E G A
II I I I III III I I II I I I I I I I
5
6
”
/
1x/6'
3 2
2x/30'
1
x/Y'
=
/
4
6x/30' 4x/20'
5 6
•
* – – /
3x/10'
37
* Especially impact large parts/products
PC Office
You may add time figures to your chart to show how long a piece of work spends in each area.
Storage
• • • • • •
U
• • •
,
• • • • ,
14
15
• • • •
: :
Op #10 #20 #30 #40 #50 #60 #70 Process Name Pick-up Moulding Assemble Levers (Fr) Assemble Levers (Rr) Attach Switch Build S/Knob Fit S/Knob Fit Facia Machine Bench 1 Bench 2 Bench 3 Bench 3 Bench 4 Bench 4 Manual Time 10s 20s 35s 20s 25s 10s 45s Auto Time -
10 45
1
2
3
Operator
3)
31
32
Cycle time
Takt time
• • •
cycle time
•
33
1
•
2
2 3
3
• • •
• • 5S • •
34
1
1
Poor match
2
• • • • • • •
3
2
3
• • •
35
U
•
OEE = 70% ± 20%
• •
/
•
OEE
36
PC Office
Storage
Spaghetti Chart - How to use it 2. 3. Track the flow of materials or piece of work through the area. Use arrows to show the direction of movement. Alternatively, use pins on a pin board and thread wound around the pins to show movement.
PC
Office
Storage
Spaghetti Chart - How to use it 4. Add the movement of each person, using different colours. (Obviously there will be times when a piece is moved by a person, so the lines should coincide) ( )
Op 50
Op 10
Op 20 Op 70
Op 30 Op 60
Op 40 Op 50
17
U
8
7
6 2
5 4
1
3
18
* Allway, David, 'Clockwise v Counter clockwise U-
design'; key point is eye and hand coordination
» »
…
2M
1M 1.5M
1m - 1.5m
•
,
,
Sony 8
30s<
<120s
•
,
19
U
• • •
20
• •
: a)
3 2 1 4 5 6 3 2 1 4 5 6 3 2 1 4 5 6 3 2 1 4 5 6
A = 157s -
B = 157s
C = 128s
D = 128s : 71 / / / / /
1
30"
1 1
A
B
22
• • •
23
• • •
FMS
• •
FMS /
•
–
24
Power supply
Power supply moved to rear
• •
25
• •
x
x x x x x x x x x
• •
26
•
(POU)
Load area
• • • • FMS •
POU
POU
27
1 1 2
Office
Storage
Spaghetti Chart - How to use it 5. Measure the distance travelled by parts and by each operator during one cycle time (it can be interesting to multiply this figure to highlight the distance walked in a day). Also the time spent in motion – remember it’s all waste. ( ) – PC
time
45 30 #20 #10 35 #30 #50 #40
55 #70
56s
#60
1
2
3
4
Operator
2)
Bench Op No 10 20 30 40 50 60 70 1 10 20
time
2
3
4
55 #50
55 #40
55 #70
56s
25
35 220 #10 #30 #60
3
1 2 3
28
1
lean rails
FMS
• • •
FMS
• •
1
1
• •
(
)
Note: 29
TAKT Time
=
8.5 / 3/4 / 5 / 10 1 8.5 / / / 7.5 /
Note:
(Takt time) Cycle time
Takt time
30
Takt time
1)
Production Capacity Sheet
b)
3 2 1 4 5 6 3 2 1 4 5 6
: : 1627 : 1627 : 2000 : 2000
1 70
=
1 157
+
1 128
& = 70s
& = 70s
c)
4 5 6 1 2 3
= 70s
3 2 1 6 5 4
(
)
21
A 1
B
2
1
60" TAKT A = 30"
TAKT B = 60"
• • •
D
•
D
:
C
:
A B C B A
• •
:
•
:
Pr. E Pr. D Pr. C Pr. B Pr. A
Material flow
WIP
16
,
Op 10
Op 20
Op 30
Op 40
Op 50
Op 60
Op 70
Op 10
Op 20
Op 30
1
2
3 4 Op 40
4
3
5
Op 70
Op 60
7
** **
/ B B D D A D B E I III III I 5 7 7 4 5 21 21 4
51 100 =5100
/ / /
x
51
8
Spaghetti Chart - How to use it 1. Draw a diagram to scale showing the existing layout: Include different departments, machines, workstations, desks, storage, etc.
Office
Storage
Spaghetti Chart - How to use it 6. Use the chart as an input to identifying a better layout and improved process. Aim to minimise motion while fully utilising resources. Follow the value stream (you already made). ( )
Spaghetti Chart
China SD
– – –
•
1
Spaghetti
2
3
4
A B C B B D D E B E D C E F E G
B C B A D B E B E D C D F E G A
II I I I III III I I II I I I I I I I
5
6
”
/
1x/6'
3 2
2x/30'
1
x/Y'
=
/
4
6x/30' 4x/20'
5 6
•
* – – /
3x/10'
37
* Especially impact large parts/products
PC Office
You may add time figures to your chart to show how long a piece of work spends in each area.
Storage
• • • • • •
U
• • •
,
• • • • ,
14
15
• • • •
: :
Op #10 #20 #30 #40 #50 #60 #70 Process Name Pick-up Moulding Assemble Levers (Fr) Assemble Levers (Rr) Attach Switch Build S/Knob Fit S/Knob Fit Facia Machine Bench 1 Bench 2 Bench 3 Bench 3 Bench 4 Bench 4 Manual Time 10s 20s 35s 20s 25s 10s 45s Auto Time -
10 45
1
2
3
Operator
3)
31
32
Cycle time
Takt time
• • •
cycle time
•
33
1
•
2
2 3
3
• • •
• • 5S • •
34
1
1
Poor match
2
• • • • • • •
3
2
3
• • •
35
U
•
OEE = 70% ± 20%
• •
/
•
OEE
36
PC Office
Storage
Spaghetti Chart - How to use it 2. 3. Track the flow of materials or piece of work through the area. Use arrows to show the direction of movement. Alternatively, use pins on a pin board and thread wound around the pins to show movement.
PC
Office
Storage
Spaghetti Chart - How to use it 4. Add the movement of each person, using different colours. (Obviously there will be times when a piece is moved by a person, so the lines should coincide) ( )
Op 50
Op 10
Op 20 Op 70
Op 30 Op 60
Op 40 Op 50
17
U
8
7
6 2
5 4
1
3
18
* Allway, David, 'Clockwise v Counter clockwise U-
design'; key point is eye and hand coordination
» »
…
2M
1M 1.5M
1m - 1.5m
•
,
,
Sony 8
30s<
<120s
•
,
19
U
• • •
20
• •
: a)
3 2 1 4 5 6 3 2 1 4 5 6 3 2 1 4 5 6 3 2 1 4 5 6
A = 157s -
B = 157s
C = 128s
D = 128s : 71 / / / / /
1
30"
1 1
A
B
22
• • •
23
• • •
FMS
• •
FMS /
•
–
24
Power supply
Power supply moved to rear
• •
25
• •
x
x x x x x x x x x
• •
26
•
(POU)
Load area
• • • • FMS •
POU
POU
27
1 1 2