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Kanban Book Final
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1Kanban A New Approach(Tool for Information Flow)
2Agenda
Topic/Activity
Opening
Introduction
Information Flow
Break
Kanban Simulation1
Break
The Customer
Leveling Exercise
Lunch
Kanban Simulation 2
Internal Pull System
Break
Lot Box Production
Lot Size Calculation
Break
Material Movement
Supplier Card Calculation
Closing
3Kanban System
Based on Toyota Production System
Driven by External Customers
Addresses Constraints & Bottlenecks
1. Understanding our Capabilities
2. Lot Size Production
4Overview
Supporting Company Strategy
Understanding Customer Needs
Internal Kanban System
Signaling the Supplier
5The Objective
Create Information System that Supports Lean Principles
Pull of Product Based on Usage
Lower Inventory / Reduced Lead-Time
6Company Strategy
Grow our Business
Internal and external
Strengthen our resources
Improve our Competitive Position
Continually strive for perfection
Reduce cost
Eliminate waste in operations
7Supporting Company Strategy
Elimination of Waste
Overproduction
Material movement
Inventory
Transition to Just-in-Time
Kanban system
Kanban signals
8 Production schedules will always change
Production will never go according to schedule
It is human nature to overproduce
Key Assumptions
9Offsetting the Assumptions
Kanban System
Withdraw only what you need
Replenish what is taken
Overall Benefits
Flexibility in production
Prevents overproduction
Reduces inventory
10
Information Flow
11
The Kanban Signal
The Kanban signal tells us:
When to make it! When to move it!
12
Kanban System
Supplying
Process
Customer
Process
product
Production Card
Finished Goods
Store
Withdrawal Card
product
13
Withdrawal Kanban Signal
Tells us:
When to move
What to move
Where to move
How much to move
14
Three Types of Withdrawal Kanban Signals
Customer Kanban Signal
Transfers material from plant to customer
Move Kanban Signal
Transfers material between work units
Supplier Kanban Signal
Pulls material from supplier to plant
15
Customer Kanban Signal Information
Supplier
Quantity
Supplier Number
Card Number
Kanban Signal Number
Container Type
Part Number
Description
Storage Location
Storage Address
16
Customer Kanban Signal
Supplier
Kanban
Signal No.
Part No.
Storage Location
Quantity Supplier
No.
Card No.
Container
TypeDescription
Storage Address
17
Flow of Customer Kanban Signal
Plant
Finished
Goods
Store
External
Customerneeded product
Customer Kanban Signal
18
Move Kanban Signal Information
Part Number
Supplier Name
Storage Address (Point of Storage)
Card Number
Kanban Signal Number
Work Unit Name (Customer)
Quantity per Container
Line Address (Point of Use)
19
Move Kanban Signal
WORK UNIT ADDRESSSTORE ADDRESS
SUPPLIER NAME Kanban Signal No. WORK UNIT NAME
PART No. QUANTITY CARD #
20
Flow of Move Kanban Signal
Internal
Raw
Material
Store
Production
Work Unitneeded product
Move Kanban Signal
21
Supplier Kanban Signal Information
Supplier Name
Part Number
Part Name
Customer
Storage Address
Work Unit Address
Quantity per Container
Card Number
Kanban Signal Number
22
Supplier Kanban Signal
Kanban Signal NumberSupplier Name
Part Number Quantity Card No.
Customer
Store Address Work Unit
Address
Part Name
23
Flow of Supplier Kanban Signal
External
Supplier
Finished
Goods
Store
needed product
Supplier Kanban Signal
Internal
Raw
Material
Store
24
External
Supplier
Internal
Raw
Materials
Storeneededproduct
Flow of Withdrawal Kanban Signals
Internal
Production
Work
Unitneededproduct
Plant
Finished
Goods
Storeneededproduct
External
Customer
needed
product
Supplier Signal Move Signal Customer Signal
25
Production Kanban Signal
Tells Us:
When to make
What to make
How much to make
26
Two Types of Production Kanban Signals
Production Kanban Signal
Instructs us to make One Container
Signal (Triangle)
Instructs us to produce One Lot
Used when a work unit does not have the changeover capability to produce one container for one production card
27
Production Card Information
Store Address
Kanban Signal Number
Work Unit Name
Part Number
Quantity
Card Number
28
Production Card
STORE ADDRESS
Kanban
Signal No.WORK UNIT NAME
PART No. QUANTITY CARD #
29
Signal (Triangle) Information
Work Unit Name
Part Number
Container Type
Quantity
Process Time
Lot Size
Order Point
Kanban Signal Number
30
Signal (Triangle)
WORK UNIT
NAME
PART No.
CONTAINER
TYPE
QUANTITY PROCESSINGTIME FOR 1 LOT
LOT SIZE ORDER POINT
Kanban Signal #
# of containers to produce
Where the signal
is placed in inventory
31
Flow of Production Kanban Signals
Internal
Sub
Assembly
Work
Unit
Store
Internal
Final
Assembly
Work
Unitneededproduct
Finished
Goods
Store
needed
product
Internal
Sub
Assembly
Work
Unitneeded
product
Triangle SignalProduction Signal Move Signal
32
Kanban Signal Flow
Sub
Assembly
Work Unit
Finished
Assembly
Work Unit
Production Kanban Signal
Triangle
Kanban Signal
Move
Sub Stores
Finished Goods
Store
A CB D
33
How Do You Handle Non-Standard Situations
Temporary Kanban Signals
Need scheduled down time to PM equipment
Sample parts
Service parts
34
Temporary Kanban Signal Card
STORE
ADDRESS
WORK UNIT NAME
PART No. QUANTITY CARD #
Kanban
Signal No.
35
Summary of Kanban Types
Withdrawal
- Customer Kanban Signal
- Move Kanban Signal
- Supplier Kanban Signal
Production
- Production Kanban Signal
- Signal (Triangle)
- Temporary Kanban Signal
36
Additional Benefits of Kanban
Support Visual Control
Are we behind?
What do I produce first?
What is my inventory situation?
Continuous Improvement
Large inventories hide problems
Facilitate continuous improvement by removing Kanban Signals
37
Kanban System Simulation
Exercise 1
(Without Leveling)
38
Kanban System Simulation - Exercise 1
Objective
To gain an understanding of Kanban System card transfer, exchange, and loop location
39
Kanban System Simulation - Exercise 1
Details
Activity will be run in time segments
Each time segment consists of one day
One truck from customer per day
Simulation will run for 5 days
40
Kanban System Simulation - Exercise 1 Activity Pieces
35 Plastic bowls
73 White Lego Blocks
35 Yellow Lego Blocks
5 Customer Cards
18 Place Mats
13 Production Cards
8 Move Cards
4 Supplier Cards
5 Signal Posts
5 Order Cards
41
Activity Layout - Exercise 1
W
YCustomer
Empty
Containers
Signal
Post
4
Final
Assembly
3
3
3
Empty
Containers
Signal
Post
1@15
3
3
3
Sub
Assembly
1
1
1
Empty
Containers
Signal
Post
2@15
1Raw
Material
Processing
Empty
Containers
Signal
Post
1
Supplier
Empty
Containers
Signal
Post
A B C
D
E F G H I
J
A - Customer
B - Truck Driver-1 (Customer to Plant)
C - Final Assembly Operator
D - Material Handler-1 (Final Assembly to Sub-Assembly)
E - Sub-Assembly Operator
F - Material Handler-2 (Sub-Assembly to Raw Material Storage)
G - Raw Material Processing (Parts Ordering / Parts Receiving)
H - Truck Driver-2 (Plant to Supplier)
I - Supplier
J - ManagerW W
Y4 =
W
Y3 =
Y2 =
W1 =
1@15
4
44
44 4
44
4
11
1
11
1
3 3 1
42
Activity Layout - Exercise 1Card Types
W
Y
Empty
Containers
Customer
4
4
4
4
4
Signal
Post
4
4
4
4
4
Final
Assembly
3
3
3
Empty
Containers
Signal
Post
3
3
3
Sub
Assembly
1
1
1
Empty
Containers
Signal
Post
1
1
1Raw
Material
Storage
Empty
Containers
Signal
Post
1
1
1
Supplier
Empty
Containers
Signal
Post
Customer Card
Production Card
Move Card
Production Card
Move Card
Supplier Card Production Card
1 1
3 3 1
43
Kanban System Simulation - Exercise 1 Roles
Customer
Receive order from facilitator
Move raw materials to customer processing area
Remove Customer Cards from container
Place Customer Cards in Signal post
Disassemble lego blocks and place in designated containers
Move empty containers to customer empty container storage
Repeat above steps for each order
44
Truck Driver 1
Pick up Cards from Signal post
Pick up empty containers from customer empty container storage
Move empty containers to finished goods empty container storage
Remove Production Cards from finished goods container and replace with Customer Cards
Place Production Cards in final assembly Signal post
Move finished goods to customer raw material storage
Repeat above steps for each daily order
Kanban System Simulation - Exercise 1 Roles
45
Final Assembly Operator
Check final assembly Signal post for production requirements
Move raw material container to final assembly processing area
Remove sub-assembly and place on final assembly processing area
Remove Move Card and place in empty container
Move empty container back to final assembly raw materials storage
Pick up empty container from finished goods empty container storage and move to final assembly processing area
Pick up white processing lego and assemble to sub-assembly and place in finished goods container
Pick up Production Card from Signal post and place on finished goods container
Move finished goods container to final assembly finished goods storage
Repeat above steps for each Kanban Signal
Kanban System Simulation - Exercise 1 Roles
46
Material Handler 1
Pick up Move Cards and empty containers from final assembly raw material storage
Place empty containers in sub-assembly empty container storage
Remove Production Cards from sub-assembly finished goods and replace with Move Cards
Place Production Cards in the sub-assembly Signal post
Move finished goods containers to final assembly raw material storage
Repeat above steps for each Kanban Signal
Kanban System Simulation - Exercise 1 Roles
47
Sub-Assembly Operator
Check sub-assembly Signal post for production requirements
Move raw material container to sub-assembly processing area
Remove raw material and place on sub-assembly processing area
Remove Move Card and place in empty container
Move empty container back to sub-assembly raw material storage
Pick up empty container from sub-assembly empty container storage and move to sub-assembly processing area
Pick up yellow processing lego and assemble to raw material and place in finished goods container
Pick up Production Card from Signal post and place on finished goods container
Move finished goods container to sub-assembly finished goods storage
Repeat above steps for each Kanban Signal
Kanban System Simulation - Exercise 1 Roles
48
Material Handler 2
Pick up Move Cards and empty containers from sub-assembly raw material storage
Place empty containers in raw material empty container storage
Remove Supplier Cards from raw material storage and replace with Move Cards
Place Supplier Cards in the raw material Signal post
Move raw material containers to sub-assembly raw material storage
Repeat above steps for each Kanban Signal
Kanban System Simulation - Exercise 1 Roles
49
Raw Material Store (Parts Ordering)
Move empty container from raw material empty container storage to raw material processing
Remove Supplier Card from supplier Signal post
Place Supplier Card on empty container
Repeat above steps for each Kanban Signal
Prepare order for shipment
Raw Material Store (Parts Receiving)
Move raw material container from raw material receiving to raw material storage area
Kanban System Simulation - Exercise 1 Roles
50
Truck Driver 2
Pick up empty containers with Supplier Cards from raw material processing area
Place empty containers in Suppliers empty container storage
Remove Supplier Production Cards from suppliers raw material container and replace with Supplier Cards
Place Supplier Production Cards in supplier Signal post
Move raw materials from supplier to raw material receiving
Repeat above steps for each daily order
Kanban System Simulation - Exercise 1 Roles
51
Supplier
Check Supplier Signal post for production requirements
Move empty container from supplier empty container storage to supplier processing area
Pick up white processing lego and place in raw material container
Pick up Production Card from supplier Signal post and place on raw material container
Move raw material container to supplier finished goods storage
Repeat above steps for each Kanban Signal
Kanban System Simulation - Exercise 1 Roles
52
Manager
Review the daily production requirements
Instruct cells to produce to customer demand or capacity
Monitor the production of parts in the value stream
Evaluate daily production results
Kanban System Simulation - Exercise 1 Roles
53
Kanban System Simulation - Exercise 1Customer Orders vs Capacity
3 units = 8hrs 00min
4 units = 10hrs 40min
Capacity
1 unit = 2hrs 40min
2 units = 5hrs 20min
Day Customer Capacity Actual Production
Order Production Hours
1
2
3
4
5
54
The Customer
(Starting Point for a Kanban System)
55
Understanding Customer Needs
Customer Demand
Anticipated Requirements (Forecast)
Takt Time (time required to produce a single part based upon customer usage)
Actual Requirements (Daily Pull)
Leveling
56
Anticipated Requirements
What information do we need?
Customer demand for the month
Number of days in demand period
Part Monthly Demand No. of Working Days Daily Demand
A 18,000 20 900
Note: 900 units / 2 shifts = 450 units per shift
57
Takt Time
Available Operating Time
PiecesTakt Time =
57,600 - 2,400
900 pcs=
61.33 per piece=
Sets pace of production to match customer
demand
58
Production
Work UnitCustomer
Producing to Customer Demand
Customer CardProduction Card
59
Customer Ordering History
0
200
400
600
800
1000
1200
1400
1600
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Day
Un
its
0
200
400
600
800
1000
1200
1400
1600
Forecast
Actual
60
Analyze Actual Requirements
Anticipated Demand vs. Actual Demand
Part Anticipated Demand Actual Demand Difference
A 18,000 19,000 1000
61
Opportunities in Customer Fluctuation
Buffer Stock
Used when demand is in excess of customer forecast
Replenished when demand is less than customer forecast
Note: Buffers are an indicator of waste in the system!
62
Leveled Production
(Based On 500 Units Of Buffer Stock)
0
200
400
600
800
1000
1200
1400
1600
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Day
Un
its
0
200
400
600
800
1000
1200
1400
1600
Forecast
Actual
Production
63
Opportunities in Truck Pitch
Even Truck Pitch
Drives constant Takt Time
Reduces fluctuation
Overall Benefit
Reduction in inventory
64
Truck Pitch
Truck 2 Truck 3 Truck 4 Truck 1
6:00 10:00 14:30 16:00 21:00 24:30
= Break
= Lunch
= Between
Shifts
Truck Times
1 - 6:00 3 16:00
2 - 10:00 4 21:00
65
Replenishment Capability
Truck Pick-up Times
1. 6:00 2. 10:00 3. 16:00 4. 21:00
Replenishment Capability Based on Takt Time
21:00 - 24:30 = 3.5 hours = 12,600 seconds
12,600 seconds - 600 seconds (break) = 12,000 seconds
12,000 seconds / 61.33 seconds (takt time) = 195.66 pcs
195.66 pcs / 50 pcs in container = 3.91 containers
Truck 1 = 3 containers (45.66 remaining for Truck 2)
66
Leveling Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
500 pcs. used to buffer Customer Orders
50 pcs. per container
10 slots required in Leveling Post for Buffer
67
Production
Work UnitCustomer
Leveling
Post
B
P
Leveling Customer Demand
Forecast
68
1st Shift
Line 100
6
0
0
7
2
4
7
0
6
7
0
0
7
1
8
7
1
2
7
4
8
8
0
0
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
6
5
4
6
0
6
6
1
2
7
4
2
7
3
6
7
3
0
7
5
4
Takt Time Post
69
Information Required for Takt Time Post
Takt Time = 61.33 seconds
Number of pieces per container = 50
Time per container = (Takt Time * Container Quantity) / 60
= (61.33 * 50) / 60 = 51 minutes(Must deliver a Kanban from the Takt Time Post
to the Production Work Unit every 51 minutes)
70
Takt Time Post
1st Shift
Line 100
6
0
0
7
2
4
7
0
6
7
0
0
7
1
8
7
1
2
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1
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3
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1
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3
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5
4
71
Production
Work UnitCustomer
Leveling
Post
B
P
Leveling Customer Demand
Forecast
Takt Time
Post
72
Separating Safety Stock
Distinguish between customer fluctuation and internal problems
Safety Stock inventory amount is based on downtime history
73
Production
Work UnitCustomer
Leveling
Post
B
P
Utilizing Safety Stock
Forecast
Takt Time
Post
S
74
Leveling
Benefits:
Neutralizes fluctuation from:
Customers orders
Truck pitch
Pulls product based on:
Customer usage
Takt Time
75
Leveling System
Visual Aid 1
(Neutralizing Customer Fluctuation)
76
Objective
To establish a pull system of production that levels the demand of the customer to meet production capabilities
77
Visual Aid Requirements
Leveling Post
Takt Time Post
Signal Post
(20) Customer Cards
(7) Production Cards
(10) Buffer Stock Cards
(5) Safety Stock Cards
78
Card Number
To determine the number of Production Cards in the system, take the highest available Cards to be shipped on one truck and add one Card.
EXAMPLE:
Truck 4 = 6 Cards
6 Cards + 1 Card = 7 Cards
(7) Production Cards Required
Note: Additional Cards may be required for longer lead-times
79
Card Placement
To determine the location of the Production Card on the takt time post, take the available Cards for the last truck and subtract the
quantity for the first truck and count backwards from the last truck
EXAMPLE:
Truck 4 - Truck 1 = Cards Generated for 1st
(6) - (3) = 3 Cards for 1st Shift
Note: If the number is zero or a negative number, only the last Card of the last truck is generated for 1st shift
80
Visual Aid Layout - Day 1 (End of 2nd Shift)
Leveling Post
Takt Time Post
6
0
0
16
6
0
6
6
1
2
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
17
6
5
4
7
0
0
7
0
6
7
1
2
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
18
7
4
8
7
5
4
8
0
0
8
0
6
8
1
2
B
/
T
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
1
8
4
8
8
5
4
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
B
/
T
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
81
Visual Aid Layout - Day 2 (6:00 am)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
6
0
0
16
6
0
6
6
1
2
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
17
6
5
4
7
0
0
7
0
6
7
1
2
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
18
7
4
8
7
5
4
8
0
0
8
0
6
8
1
2
B
/
T
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
1
8
4
8
8
5
4
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
B
/
T
82
Visual Aid Layout - Day 2 (6:00 am - continued)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
9
3
0
2
9
3
6
9
4
2
9
4
8
9
5
4
1
0
0
0
1
0
0
6
1
0
1
2
1
0
1
8
1
0
2
4
3
1
0
3
0
1
0
3
6
1
0
4
2
1
0
4
8
1
0
5
4
1
1
0
0
1
1
0
6
1
1
1
2
1
1
1
8
1
1
2
4
1
1
3
0
1
1
3
6
1
1
4
2
L
/
T
4
1
1
4
8
1
1
5
4
1
2
0
0
1
2
0
6
1
2
1
2
1
2
1
8
1
2
2
4
1
2
3
0
1
2
3
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5
1
2
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2
1
2
4
8
1
2
5
4
L
/
T
L
/
T
L
/
T
L
/
T
83
Visual Aid Layout - Day 2 (10:00 am)Leveling Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
Takt Time Post9
3
0
2
9
3
6
9
4
2
9
4
8
9
5
4
1
0
0
0
1
0
0
6
1
0
1
2
1
0
1
8
1
0
2
4
3
1
0
3
0
1
0
3
6
1
0
4
2
1
0
4
8
1
0
5
4
1
1
0
0
1
1
0
6
1
1
1
2
1
1
1
8
1
1
2
4
1
1
3
0
1
1
3
6
1
1
4
2
L
/
T
4
1
1
4
8
1
1
5
4
1
2
0
0
1
2
0
6
1
2
1
2
1
2
1
8
1
2
2
4
1
2
3
0
1
2
3
6
5
1
2
4
2
1
2
4
8
1
2
5
4
L
/
T
L
/
T
L
/
T
L
/
T
B
/
T
B
/
T
84
Visual Aid Layout - Day 2 (10:00 am - continued)
Leveling Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
Takt Time Post1
0
0
1
0
6
1
1
2
1
1
8
1
2
4
1
3
0
1
3
6
6
1
4
2
1
4
8
1
5
4
2
0
0
2
0
6
2
1
2
2
1
8
2
2
4
2
3
0
2
3
6
2
4
2
2
4
8
2
5
4
3
0
0
3
0
6
3
1
2
3
1
8
3
2
4
3
3
0
3
3
6
3
4
2
3
4
8
3
5
4
4
0
0
4
0
6
4
1
2
4
1
8
4
2
4
B
/
T
B
/
T
85
Visual Aid Layout - Day 2 (10:00 am - continued)
Leveling Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
Takt Time Post4
3
0
7
4
3
6
4
4
2
4
4
8
4
5
4
5
0
0
5
0
6
5
1
2
5
1
8
8
5
2
4
5
3
0
5
3
6
5
4
2
5
4
8
5
5
4
6
0
0
6
0
6
6
1
2
9
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
6
5
4
7
0
0
7
0
6
7
1
2
10
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
7
4
8
7
5
4
B
/
T
B
/
T
86
Visual Aid Layout - Day 2 (4:00 pm)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
4
3
0
7
4
3
6
4
4
2
4
4
8
4
5
4
5
0
0
5
0
6
5
1
2
5
1
8
8
5
2
4
5
3
0
5
3
6
5
4
2
5
4
8
5
5
4
6
0
0
6
0
6
6
1
2
9
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
6
5
4
7
0
0
7
0
6
7
1
2
10
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
7
4
8
7
5
4
B
/
T
B
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87
Visual Aid Layout - Day 2 (4:00 pm - continued)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
8
0
0
11
8
0
6
8
1
2
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
8
4
8
8
5
4
12
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
9
3
0
9
3
6
9
4
2
9
4
8
9
5
4
1
0
0
0
1
0
0
6
1
0
1
2
13
1
0
1
8
1
0
2
4
1
0
3
0
1
0
3
6
1
0
4
2
1
0
4
8
1
0
5
4
1
1
0
0
1
1
0
6
14
1
1
1
2
1
1
1
8
1
1
2
4
L
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T
L
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T
L
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T
L
/
T
L
/
T
B
/
T
B
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T
88
Visual Aid Layout - Day 2 (9:00 pm)
Leveling Post
Takt Time Post8
0
0
11
8
0
6
8
1
2
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
8
4
8
8
5
4
12
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
9
3
0
9
3
6
9
4
2
9
4
8
9
5
4
1
0
0
0
1
0
0
6
1
0
1
2
13
1
0
1
8
1
0
2
4
1
0
3
0
1
0
3
6
1
0
4
2
1
0
4
8
1
0
5
4
1
1
0
0
1
1
0
6
14
1
1
1
2
1
1
1
8
1
1
2
4
L
/
T
L
/
T
L
/
T
L
/
T
L
/
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B
/
T
B
/
T
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
89
Visual Aid Layout - Day 2 (9:00 pm - continued)
Leveling Post
Takt Time Post1
1
3
0
1
1
3
6
1
1
4
2
1
1
4
8
1
1
5
4
1
2
0
0
1
2
0
6
15
1
2
1
2
1
2
1
8
1
2
2
4
1
2
3
0
1
2
3
6
1
2
4
2
1
2
4
8
1
2
5
4
1
0
0
1
0
6
1
1
2
1
1
8
1
2
4
1
3
0
1
3
6
1
4
2
1
4
8
1
5
4
2
0
0
2
0
6
2
1
2
2
1
8
2
2
4
2
3
0
2
3
6
2
4
2
2
4
8
2
5
4
B
/
T
B
/
T
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
90
Visual Aid Layout - Day 2 (9:00 pm - continued)
Leveling Post
Takt Time Post6
0
0
16
6
0
6
6
1
2
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
17
6
5
4
7
0
0
7
0
6
7
1
2
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
18
7
4
8
7
5
4
8
0
0
8
0
6
8
1
2
B
/
T
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
1
8
4
8
8
5
4
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
B
/
T
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
91
Visual Aid Layout - Day 2 (End of 2nd Shift)
Leveling Post
Takt Time Post6
0
0
16
6
0
6
6
1
2
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
17
6
5
4
7
0
0
7
0
6
7
1
2
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
18
7
4
8
7
5
4
8
0
0
8
0
6
8
1
2
B
/
T
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
1
8
4
8
8
5
4
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
B
/
T
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
92
Visual Aid Layout - Day 2 (End of 2nd Shift - cont.d)
Leveling Post
Takt Time Post6
0
0
16
6
0
6
6
1
2
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
17
6
5
4
7
0
0
7
0
6
7
1
2
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
18
7
4
8
7
5
4
8
0
0
8
0
6
8
1
2
B
/
T
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
1
8
4
8
8
5
4
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
B
/
T
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
93
Visual Aid Layout - Day 3 (6:00 am)
Leveling Post
Takt Time Post6
0
0
16
6
0
6
6
1
2
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
17
6
5
4
7
0
0
7
0
6
7
1
2
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
18
7
4
8
7
5
4
8
0
0
8
0
6
8
1
2
B
/
T
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
1
8
4
8
8
5
4
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
B
/
T
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
94
Visual Aid Layout - Day 3 (6:00 am - continued)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
9
3
0
2
9
3
6
9
4
2
9
4
8
9
5
4
1
0
0
0
1
0
0
6
1
0
1
2
1
0
1
8
1
0
2
4
3
1
0
3
0
1
0
3
6
1
0
4
2
1
0
4
8
1
0
5
4
1
1
0
0
1
1
0
6
1
1
1
2
1
1
1
8
1
1
2
4
1
1
3
0
1
1
3
6
1
1
4
2
L
/
T
4
1
1
4
8
1
1
5
4
1
2
0
0
1
2
0
6
1
2
1
2
1
2
1
8
1
2
2
4
1
2
3
0
1
2
3
6
5
1
2
4
2
1
2
4
8
1
2
5
4
L
/
T
L
/
T
L
/
T
L
/
T
95
Visual Aid Layout - Day 3 (10:00 am)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
9
3
0
2
9
3
6
9
4
2
9
4
8
9
5
4
1
0
0
0
1
0
0
6
1
0
1
2
1
0
1
8
1
0
2
4
3
1
0
3
0
1
0
3
6
1
0
4
2
1
0
4
8
1
0
5
4
1
1
0
0
1
1
0
6
1
1
1
2
1
1
1
8
1
1
2
4
1
1
3
0
1
1
3
6
1
1
4
2
L
/
T
4
1
1
4
8
1
1
5
4
1
2
0
0
1
2
0
6
1
2
1
2
1
2
1
8
1
2
2
4
1
2
3
0
1
2
3
6
5
1
2
4
2
1
2
4
8
1
2
5
4
L
/
T
L
/
T
L
/
T
L
/
T
B
/
T
B
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96
Visual Aid Layout - Day 3 (10:00 am - continued)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
1
0
0
1
0
6
1
1
2
1
1
8
1
2
4
1
3
0
1
3
6
6
1
4
2
1
4
8
1
5
4
2
0
0
2
0
6
2
1
2
2
1
8
2
2
4
2
3
0
2
3
6
2
4
2
2
4
8
2
5
4
3
0
0
3
0
6
3
1
2
3
1
8
3
2
4
3
3
0
3
3
6
3
4
2
3
4
8
3
5
4
4
0
0
4
0
6
4
1
2
4
1
8
4
2
4
B
/
T
B
/
T
97
Visual Aid Layout - Day 3 (10:00 am - continued)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
4
3
0
7
4
3
6
4
4
2
4
4
8
4
5
4
5
0
0
5
0
6
5
1
2
5
1
8
8
5
2
4
5
3
0
5
3
6
5
4
2
5
4
8
5
5
4
6
0
0
6
0
6
6
1
2
9
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
6
5
4
7
0
0
7
0
6
7
1
2
10
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
7
4
8
7
5
4
B
/
T
B
/
T
98
Visual Aid Layout - Day 3 (4:00 pm)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
4
3
0
7
4
3
6
4
4
2
4
4
8
4
5
4
5
0
0
5
0
6
5
1
2
5
1
8
8
5
2
4
5
3
0
5
3
6
5
4
2
5
4
8
5
5
4
6
0
0
6
0
6
6
1
2
9
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
6
5
4
7
0
0
7
0
6
7
1
2
10
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
7
4
8
7
5
4
B
/
T
B
/
T
99
Visual Aid Layout - Day 3 (4:00 pm - continued)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
8
0
0
11
8
0
6
8
1
2
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
8
4
8
8
5
4
12
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
9
3
0
9
3
6
9
4
2
9
4
8
9
5
4
1
0
0
0
1
0
0
6
1
0
1
2
13
1
0
1
8
1
0
2
4
1
0
3
0
1
0
3
6
1
0
4
2
1
0
4
8
1
0
5
4
1
1
0
0
1
1
0
6
14
1
1
1
2
1
1
1
8
1
1
2
4
L
/
T
L
/
T
L
/
T
L
/
T
L
/
T
B
/
T
B
/
T
100
Visual Aid Layout - Day 3 (9:00 pm)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
8
0
0
11
8
0
6
8
1
2
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
8
4
8
8
5
4
12
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
9
3
0
9
3
6
9
4
2
9
4
8
9
5
4
1
0
0
0
1
0
0
6
1
0
1
2
13
1
0
1
8
1
0
2
4
1
0
3
0
1
0
3
6
1
0
4
2
1
0
4
8
1
0
5
4
1
1
0
0
1
1
0
6
14
1
1
1
2
1
1
1
8
1
1
2
4
L
/
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L
/
T
L
/
T
L
/
T
L
/
T
B
/
T
B
/
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101
Visual Aid Layout - Day 3 (9:00 pm - continued)
Leveling Post
Takt Time Post
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
1
1
3
0
1
1
3
6
1
1
4
2
1
1
4
8
1
1
5
4
1
2
0
0
1
2
0
6
15
1
2
1
2
1
2
1
8
1
2
2
4
1
2
3
0
1
2
3
6
1
2
4
2
1
2
4
8
1
2
5
4
1
0
0
1
0
6
1
1
2
1
1
8
1
2
4
1
3
0
1
3
6
1
4
2
1
4
8
1
5
4
2
0
0
2
0
6
2
1
2
2
1
8
2
2
4
2
3
0
2
3
6
2
4
2
2
4
8
2
5
4
B
/
T
B
/
T
102
Visual Aid Layout - Day 3 (9:00 pm - continued)
Leveling Post
Takt Time Post6
0
0
16
6
0
6
6
1
2
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
17
6
5
4
7
0
0
7
0
6
7
1
2
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
18
7
4
8
7
5
4
8
0
0
8
0
6
8
1
2
B
/
T
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
1
8
4
8
8
5
4
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
B
/
T
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
103
Visual Aid Layout - Day 3 (End of 2nd Shift)
Leveling Post
Takt Time Post6
0
0
16
6
0
6
6
1
2
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
17
6
5
4
7
0
0
7
0
6
7
1
2
7
1
8
7
2
4
7
3
0
7
3
6
7
4
2
18
7
4
8
7
5
4
8
0
0
8
0
6
8
1
2
B
/
T
8
1
8
8
2
4
8
3
0
8
3
6
8
4
2
1
8
4
8
8
5
4
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
B
/
T
1 2 3 4 Buffer Stock
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10
104
Kanban System Simulation
Exercise 2
(With Leveling)
105
Kanban System Simulation - Exercise 2
Objective
To gain an understanding of the method and benefits of leveling
106
Kanban System Simulation - Exercise 2
Details
Activity will be run in time segments
Each time segment consists of one day
One truck from customer per day
Simulation will run for 5 days
Leveling of production occurs at the Point of Pull
107
Kanban System Simulation - Exercise 2Activity Pieces
36 Plastic bowls
75 White Lego Blocks
36 Yellow Lego Blocks
5 Customer Cards
11 Production Cards
18 Place Mats
3 Buffer Stock Cards
8 Move Cards
4 Supplier Cards
5 Signal Posts
1 Leveling Post
5 Order Cards
108
Activity Layout - Exercise 2
W
YCustomer
4
4
4
4
4
Empty
Containers
Signal
Post
4
4
4 4
4
4
Final
Assembly
3
3
3
Empty
Containers
Signal
Post
1@15
3
3
3
Sub
Assembly
1
1
1
Empty
Containers
Signal
Post
2@15
1
11Raw
Material
Storage
Empty
Containers
Signal
Post
1
11 Supplier
Empty
Containers
Signal
Post
A B C
D
E F G H I
J
A - Customer
B - Truck Driver-1 (Customer to Plant)
C - Final Assembly Operator
D - Material Handler-1 (Final Assembly to Sub-Assembly)
E - Sub-Assembly Operator
F - Material Handler-2 (Sub-Assembly to Raw Material Storage)
G - Raw Material Processing (Parts Ordering / Parts Receiving)
H - Truck Driver-2 (Plant to Supplier)
I - Supplier
J - ManagerW W
Y4 =
W
Y3 =
Y2 =
W1 =
1@15Leveling
Post
1 1
3 13
109
Activity Layout - Exercise 2Card Types
Customer Cards
(3) Production Cards
(3) Buffer Stock Cards
Move Cards
Production Cards
Move Cards
Supplier Cards Production Cards
W
Y
Empty
Containers
Customer
4
4
4
4
4
Signal
Post
4
4
4 4
4
4
Final
Assembly
3
3
3
Empty
Containers
Signal
Post
3
3
3
Sub
Assembly
1
1
1
Empty
Containers
Signal
Post
1
1
1Raw
Material
Storage
Empty
Containers
Signal
Post
1
1
1
Supplier
Empty
Containers
Signal
Post
Leveling
Post
1 1
3 3 1
110
Kanban System Simulation - Exercise 2Roles
Following Roles Same As Exercise 1
Customer
Final Assembly Operator
Material Handler 1
Sub-Assembly Operator
Material Handler 2
Raw Material Store
Truck Driver 2
Supplier
111
Kanban System Simulation - Exercise 2Roles
Truck Driver 1
Pick up Customer Cards from Customer Signal post
Pick up empty containers from customer empty container storage
Move empty containers to finished goods empty container storage
Place Customer Cards in leveling post
Remove Cards from leveling post after leveling
Remove Production Cards from finished goods container and replace with Customer Cards
Place Production Cards, and/or Buffer Stock Cards if required, in final assembly Signal post
Move finished goods to customer raw material storage
Repeat above steps for each daily order
112
Kanban System Simulation - Exercise 2Roles
Manager
Focus on improving operations
113
Kanban System Simulation - Exercise 2Customer Orders vs Capacity
Day Customer Capacity Actual Production
Order Production Hours
1
2
3
4
5
3 units = 8hrs 00min
4 units = 10hrs 40min
Capacity
1 unit = 2hrs 40min
2 units = 5hrs 20min
114
Internal Kanban System
(Operating The Internal System)
115
Internal Kanban System
Production Instruction
Production Card
Signal (Triangle)
Material Movement
Move Card
Delivery system
116
Kanban SignalTool To Trigger Production
Production Card
High level of capability in the work unit
Production of parts in any order
117
If a work unit can produce parts in the same order that they are pulled from stores, then they produce Card for Card
The Production Card (typically a white card) is attached to the container after production
When a container is pulled from the work unit store, the card is removed and sent back to the work unit to trigger production
ProducingCard for Card
118
The Production Card is the signal to produce a container of a particular part number
The work unit produces in the order that the Production Cards are received
Changeover time must be equal to or less than the consumers changeover time
Points to Remember
119
Flow of the Production Card
Supplying
Process
product
Production Card
120
Kanban SignalTool to Trigger Production
Signal (Triangle)
Long changeover times
Production in lot size
121
Production by Lot Size
A B CC CA A B
1st 2nd
CB
3rd 4th
Withdrawal Period
A B
Direct Relationship between Changeover times and Inventory Levels
122
Signal (Triangle)
WORK
UNIT
NAME
PART No.
CONTAINER
TYPE
QUANTITY PROCESSINGTIME FOR 1 LOT
LOT SIZE ORDER POINT
Signal #
# of containers to produce
Where the signal
is placed in inventory
123
Signal Triangle
When using the Signal Triangle, every part number on the work unit has its own signal
The signal instructs the work unit to produce and is dependent on how inventory is pulled from the work unit
If parts are not withdrawn from the work unit, the work unit will not receive a signal to produce
124
Lot Size Production
Signal Instructs the Work Unit:
When to produce the part
How many to produce at one time
125
Elements Required to Determine the Lot Size
Available Time
Monthly Demand for Each Part Number
Production Time for Each Part Number
Average Changeover Time
126
Available Time
Available Time =
(Number of Hours per Shift) (Break Time)
57,600 seconds - 2,400 seconds = 55,200 seconds
Number of Shifts: 2 Hours per Shift: 8
Number of Breaks per Shift: 2 Minutes per Break: 10
127
Demand Calculation
Daily Demand = Monthly Demand
# of Days in Demand Period
Part Monthly Demand Daily Demand
A 4000 pcs 200 pcs
B 6000 pcs 300 pcs
C 8000 pcs 400 pcs
D 12000 pcs 600 pcs
Total 30000 pcs ???? pcs
Days in Month = 20
128
Demand Calculation
Daily Demand = Monthly Demand
# of Days in Demand Period
Part Monthly Demand Daily Demand
A 4000 pcs 200 pcs
B 6000 pcs 300 pcs
C 8000 pcs 400 pcs
D 12000 pcs 600 pcs
Total 30000 pcs 1500 pcs
Days in Month = 20
129
Calculating Production Time
Production Time = Cycle Time x Daily Demand
Part Daily Demand Cycle Time Production Time
A 200 28.5 5700
B 300 28.0 8400
C 400 30.5 12200
D 600 32.0 19200
Total 1500 30.3 ??????
130
Calculating Production Time
Production Time = Cycle Time x Daily Demand
Part Daily Demand Cycle Time Production Time
A 200 28.5 5700
B 300 28.0 8400
C 400 30.5 12200
D 600 32.0 19200
Total 1500 30.3 45500
131
Calculating Average Changeover Time
Part Daily Demand Changeover Time
A 200 900 seconds
B 300 600 seconds
C 400 720 seconds
D 600 600 seconds
Total ???? ???? seconds
Average C/O Time = Changeover Time = ???? = ???
# of Parts Numbers ?
Total
132
Calculating Average Changeover Time
Part Daily Demand Changeover Time
A 200 900 seconds
B 300 600 seconds
C 400 720 seconds
D 600 600 seconds
Total 1500 2820 seconds
Average C/O Time = Changeover Time = 2820 = 705
# of Parts Numbers 4
Total
133
Lot Size Calculation
Step 1: Determine the Number of Changeovers per Day
# of C/O per Day = Available Time - Production Time
Average Changeover Time
# of C/O per Day = ????? - ????? = ??? C/Os
???
(# of Parts) (# of Available C/Os)
(?)
/
/ (???)
= (LOT SIZE)
= ??? Days
134
Lot Size Calculation
Step 1: Determine the Number of Changeovers per Day
# of C/O per Day = Available Time - Production Time
Average Changeover Time
# of C/O per Day = 55,200 - 45,500 = 13.7 C/Os
705
(# of Parts) (# of Available C/Os)
(4)
/
/ (13.7)
= (LOT SIZE)
= .29 Days
135
Lot Size per Part Number
Part Daily Demand Lot Size # in Lot
A 200 0.29 days 58 pcs
B 300 0.29 days 87 pcs
C 400 0.29 days 116 pcs
D 600 0.29 days 174 pcs
136
# of Containers in a Lot = Lot Size
Qty per Cont.
Example:
Lot Size for Part A = 58 pcs
Container Size = 30 pcs
Part A = 58 pcs per lot size = 1.9 containers
30 pcs per container
Part A Lot Size = 2 ContainersRound Up
to Next Full
Container
Container Lot Size
137
Order Point
The order point determines how much inventory is needed in the stores to cover customer requirements during the
work units peak period of downtime
For instance, the order point = 2
The signal is placed on the 2nd to the last container. When the container above the signal on is pulled, exposing the
Signal Triangle, the signal goes back to the line to trigger
production with the corresponding amount of Production
Cards
138
Signal (Triangle)
Pull
from Top
Remove Signal Triangle
when this container is
pulled!!
139
Order Point Calculation(Daily Demand x Downtime Percentage) = Order Point
Quantity per Container
Daily Demand: 200pcs (200 x .20) = 1.33
Peak Downtime Percentage: 20% 30
Quantity per Container: 30pcs
Order Point: 2 Round Up
to Next Full
Container
140
Order Points
Part Daily Demand D/T #PCS Pcs/Cont O.P.
A 200 .20 40 30 ?
B 300 .20 60 30 ?
C 400 .20 80 30 ?
D 600 .20 120 30 ?
141
Order Points
Part Daily Demand D/T #PCS Pcs/Cont O.P.
A 200 .20 40 30 2
B 300 .20 60 30 2
C 400 .20 80 30 3
D 600 .20 120 30 4
142
How are the Containers Identified?
A Production Card is placed on a container after it is produced
When the container is pulled from the store the Production Card is removed and is put into a collection
box, while a Move Card is put on the container in its place
When the signal is sent to the work unit for production, the number of Production Cards that are needed to I.D.
the containers are also taken
143
1.
Inventory Stores
3.
2.
Inventory Stores
Inventory Stores
The Production Card is put
into a collection box to be
sent back to the work unit.
Move Card signals that
the Customer Work Unit
needs parts.
The container is picked
and the Kanban Card is
replaced with the Move
Card.
Parts are taken to the
Customer Work Unit.
144
# of Production Cards in the System
# of Production Cards = Lot Size + Order Point
= 2 + 2
= 4 Tags
The number of cards is the maximum amount of
material that will be in the stores
145
Flow Of The Signal ( Triangle)
Order
Point
Customer
Pulling
Now Next
Roll Cut Work Unit
Signal Board
A B C D
Roll Cut Stores
A
B
C
D
A B DC
Collection
Box
146
Lot Box Production
An Alternative Approach for Increased
Visual Management
147
Supplying
Process
product
Production Card
Lot Box Production Flow
Lot
Box
148
The Lot Box
Order PointProduction Cards
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Zero Inventory
149
Work Unit Kanban Post
Part D C/O Card Part A C/O Card
1st Shift
Line 100
6
0
0
7
2
4
7
0
6
7
0
0
7
1
8
7
1
2
7
4
8
8
0
0
6
1
8
6
2
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3
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6
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6
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2
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0
6
6
1
2
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4
2
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3
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7
5
4
A B C D E F G H I
Daily Demand Lot S ize Cycle T ime C/O Lot T ime T otal Run Container S ize M in. / Container C.O. T ime (min.) Calculations
E=(BXC)
F=(D+E)
H=(GXC)/60
I=D/60
Part #
1 2 3 4 5 6 C/O Total
A
B
C
D
Container No.
151
Example for Part # C
A: I - I - -
B: I - I - - I - -
C: I - I - - I - I - -
D: I - - I - - I - I - - I - I - -
1st Shift
Line 100
6
0
0
7
2
4
7
0
6
7
0
0
7
1
8
7
1
2
7
4
8
8
0
0
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
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6
5
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0
6
6
1
2
7
4
2
7
3
6
7
3
0
7
5
4
1 2 3 4 5 6 C/O TOTAL15.25 30.5 45.75 61 X X 12 73
152
Lot Box Production
Visual Aid 2
(An Alternative Approach)
153
Objective
To visually demonstrate the flow of Cards based on lot size production using the Lot Box as a tool for instruction
to produce.
154
Visual Aid Requirements
1 Lot Box
1 Kanban Post
1 Parts Withdrawal Timing Sheet
4 (Part A) Production Cards
5 (Part B) Production Cards
7 (Part C) Production Cards
10 (Part D) Production Cards
17 Changeover Cards
155
Visual Aid Layout
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
1st Shift
Line 100
6
0
0
7
2
4
7
0
6
7
0
0
7
1
8
7
1
2
7
4
8
8
0
0
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
6
5
4
6
0
6
6
1
2
7
4
2
7
3
6
7
3
0
7
5
4
Kanban Post
156
Visual Aid Layout Inventory Status
Part A Part B Part C Part D
1 Container 1 Container 1 Container 1 Container
1 Container 1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
157
Part Withdrawal Timing
Part A
8:10 am
10:38 am
1:36 pm
5:54 pm
8:22 pm
11:10 pm
Part B
7:32 am
9:14 am
10:46 am
12:48 pm
2:30 pm
6:02 pm
7:44 pm
9:16 pm
11:18 pm
1:00 am
Part C
7:09 am
8:18 am
9:37 am
10:46 am
12:25 pm
1:44 pm
4:53 pm
6:02 pm
7:21 pm
8:30 pm
10:09 pm
11:18 pm
12:37 am
Part D
6:28 am
7:14 am
8:00 am
8:56 am
9:42 am
10:28 am
11:44 am
12:30 pm
1:26 pm
2:12 pm
4:58 pm
5:44 pm
6:30 pm
7:26 pm
8:12 pm
8:58 pm
10:14 pm
11:00 pm
11:56 am
12:42 am
158
Board Status - 6:00 am
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
1st Shift
Line 100
6
0
0
7
2
4
7
0
6
7
0
0
7
1
8
7
1
2
7
4
8
8
0
0
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
6
5
4
6
0
6
6
1
2
7
4
2
7
3
6
7
3
0
7
5
4
Kanban Post
159
Board Status 6:00 am
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
1st Shift
Line 100
6
0
0
7
2
4
7
0
6
7
0
0
7
1
8
7
1
2
7
4
8
8
0
0
6
1
8
6
2
4
6
3
0
6
3
6
6
4
2
6
4
8
6
5
4
6
0
6
6
1
2
7
4
2
7
3
6
7
3
0
7
5
4
Kanban Post
160
Inventory Status - 6:00 am
Part A Part B Part C Part D
1 Container
1 Container
1 Container 1 Container 1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
161
Board Status - 6:42 am
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
Kanban Post
Line 100
B
/
T
B
/
T
1st Shift 7
5
4
7
3
6
7
3
0
7
4
8
7
4
2
8
1
2
8
2
4
6
4
2
6
5
4
7
0
0
7
0
6
7
1
2
7
1
8
7
2
4
8
0
6
8
0
0
8
1
8
8
3
0
8
3
6
8
4
2
6
4
8
162
Board Status - 6:42 am
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
Kanban Post
Line 100
B
/
T
B
/
T
1st Shift 7
5
4
7
3
6
7
3
0
7
4
8
7
4
2
8
1
2
8
2
4
6
4
2
6
5
4
7
0
0
7
0
6
7
1
2
7
1
8
7
2
4
8
0
6
8
0
0
8
1
8
8
3
0
8
3
6
8
4
2
6
4
8
163
Inventory Status - 6:42 am
Part A Part B Part C Part D
1 Container 1 Container 1 Container 1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
164
Board Status - 8:42 am
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
Line 100
Kanban Post
1st Shift 9
5
4
9
3
6
9
3
0
9
4
8
9
4
2
8
4
2
8
5
4
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
1
0
0
0
1
0
0
6
1
0
1
2
1
0
2
4
1
0
3
0
1
0
3
6
1
0
4
2
1
0
1
8
8
4
8
165
Board Status - 8:42 am
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
Line 100
Kanban Post
1st Shift 9
5
4
9
3
6
9
3
0
9
4
8
9
4
2
8
4
2
8
5
4
9
0
0
9
0
6
9
1
2
9
1
8
9
2
4
1
0
0
0
1
0
0
6
1
0
1
2
1
0
2
4
1
0
3
0
1
0
3
6
1
0
4
2
1
0
1
8
8
4
8
166
Inventory Status - 8:42 am
Part B
1 Container
Part C
1 Container 1 Container
Part A
1 Container
Part D
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
167
Board Status 9:54 am
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
Line 100
Kanban Post
L
/
T
L
/
T
L
/
T
L
/
T
L
/
T
1st Shift
1
0
0
0
1
0
0
6
1
0
1
2
1
0
2
4
1
0
3
0
1
0
3
6
1
0
4
2
1
0
4
8
1
0
1
8
1
0
5
4
1
1
0
0
1
1
0
6
1
1
1
2
1
1
1
8
1
1
2
4
1
1
0
0
1
1
0
6
1
1
1
2
1
1
1
8
1
1
2
4
9
5
4
168
Board Status 9:54 am
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
Line 100
Kanban Post
L
/
T
L
/
T
L
/
T
1st Shift
1
0
0
0
1
0
0
6
1
0
1
2
1
0
2
4
1
0
3
0
1
0
3
6
1
0
4
2
1
0
4
8
1
0
1
8
1
0
5
4
1
1
0
0
1
1
0
6
1
1
1
2
1
1
1
8
1
1
2
4
1
1
0
0
1
1
0
6
1
1
1
2
1
1
1
8
1
1
2
4
9
5
4
L
/
T
L
/
T
169
Inventory Status 9:54 am
Part B
1 Container
Part C
1 Container 1 Container
Part A
1 Container
Part D
1 Container
1 Container
1 Container 1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
170
Board Status 10:48 am
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
1st Shift
Line 100
Kanban Post
1
1
2
4
1
1
3
6
1
2
1
8
1
2
2
4
1
2
3
0
1
2
3
6
1
2
4
2
1
2
1
2
1
2
4
8
1
1
1
8
1
0
4
8
1
0
5
4
1
1
0
0
1
1
0
6
1
1
1
2
1
1
3
0
1
1
4
2
1
1
4
8
1
1
5
4
1
2
0
0
1
2
0
6
L
/
T
L
/
T
L
/
T
L
/
T
L
/
T
171
Board Status 10:48 am
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
1st Shift
Line 100
Kanban Post
1
1
2
4
1
1
3
6
1
2
1
8
1
2
2
4
1
2
3
0
1
2
3
6
1
2
4
2
1
2
1
2
1
2
4
8
1
1
1
8
1
0
4
8
1
0
5
4
1
1
0
0
1
1
0
6
1
1
1
2
1
1
3
0
1
1
4
2
1
1
4
8
1
1
5
4
1
2
0
0
1
2
0
6
L
/
T
L
/
T
L
/
T
L
/
T
L
/
T
172
Inventory Status 10:48 am
Part B
1 Container
Part C
1 Container 1 Container
Part A
1 Container
Part D
1 Container 1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
173
Board Status - 12:02 pm
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
1st Shift
Line 100
Kanban Post
B
/
T
B
/
T
1
2
0
0
1
2
0
6
1
2
1
2
1
2
1
8
1
2
2
4
1
2
3
0
1
2
3
6
1
2
4
2
1
2
4
8
1
2
5
4
1
0
0
1
0
6
1
1
2
1
1
8
1
2
4
1
3
0
1
3
6
1
4
2
1
5
4
2
0
0
2
0
6
174
Board Status - 12:02 pm
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
1st Shift
Line 100
Kanban Post
B
/
T
B
/
T
1
2
0
0
1
2
0
6
1
2
1
2
1
2
1
8
1
2
2
4
1
2
3
0
1
2
3
6
1
2
4
2
1
2
4
8
1
2
5
4
1
0
0
1
0
6
1
1
2
1
1
8
1
2
4
1
3
0
1
3
6
1
4
2
1
5
4
2
0
0
2
0
6
175
Inventory Status - 12:02 pm
Part B
1 Container
Part C
1 Container 1 Container
Part A
1 Container
Part D
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
176
Board Status 1:58 pm
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
1st Shift
Line 100
Lot Box
Kanban Post
1
5
4
2
0
0
3
5
4
3
4
8
3
4
2
3
3
0
3
1
2
3
2
4
3
1
8
3
3
6
2
3
0
2
1
2
2
1
8
2
2
4
2
3
6
2
4
2
2
4
8
2
5
4
3
0
0
3
0
6
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
E
O
S
B
/
S
2
0
6
177
Board Status 1:58 pm
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
1st Shift
Line 100
Kanban Post
1
5
4
2
0
0
3
5
4
3
4
8
3
4
2
3
3
0
3
1
2
3
2
4
3
1
8
3
3
6
2
3
0
2
1
2
2
1
8
2
2
4
2
3
6
2
4
2
2
4
8
2
5
4
3
0
0
3
0
6
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
B
/
S
E
O
S
B
/
S
2
0
6
178
Inventory Status 1:58 pm
Part B
1 Container
Part C
1 Container 1 Container
Part A
1 Container
Part D
1 Container
1 Container 1 Container
1 Container 1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
179
Board Status - 4:30 pm
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
2nd Shift
Line 100
Kanban Post
6
2
4
6
3
0
6
1
8
6
1
2
6
0
6
5
5
4
5
3
6
5
4
8
5
4
2
6
0
0
4
5
4
4
3
6
4
4
2
4
4
8
4
3
0
5
0
0
5
0
6
5
1
2
5
1
8
5
2
4
5
3
0
180
Inventory Status - 4:30 pm
Part B
1 Container
Part C
1 Container 1 Container
Part A
1 Container
Part D
1 Container
1 Container
1 Container 1 Container 1 Container
1 Container
1 Container 1 Container
1 Container
1 Container
1 Container
1 Container
1 Container
181
Board Status - 5:06 pm
Part 1 2 3 4 5 6 7 8 9 10
A
B
C
D
Container #
Lot Box
2nd Shift
Line 100
Kanban Post
7
0
0
7
0
6
6
5
4
6
4
8
6
4
2
6
3
0
6
1
2
6
2
4
6
1
8
6
3
6
5