of 25
7/27/2019 Feb Traditional JIT
1/25
Traditional vs. J.I.T PrinciplesTraditional vs. J.I.T Principles
By: Mark Bukata
7/27/2019 Feb Traditional JIT
2/25
ObjectivesObjectives
Compare and contrast just-in-time (JIT)
manufacturing practices with traditional
manufacturing practices.
Apply some just-in-time manufacturing
practices as a hands on illustration
7/27/2019 Feb Traditional JIT
3/25
What is Just-in-Time?What is Just-in-Time?
JIT is a business philosophy that focuses on
reducing time and cost and eliminating poor
quality within manufacturing and non-
.
Sometimes called short-cycle orlean
manufacturing.
7/27/2019 Feb Traditional JIT
4/25
The Philosophyof JITThe Philosophyof JIT
JIT means getting the right quantity of goods at
the right place and the right time
All waste must be eliminated- non value items
JIT is built on simplicity- the simpler the better
Broad view that entire organization must focus
on serving customers
7/27/2019 Feb Traditional JIT
5/25
The World - Old WayThe World - Old Way
Old Environment Partially informed
Push / pipeline model One-way info flow
7/27/2019 Feb Traditional JIT
6/25
The New WorldThe New World
New Environment
Fully informed Network model Bi-directional
information
flow throughnetwork
7/27/2019 Feb Traditional JIT
7/25
The Philosophyof JITThe Philosophyof JIT
7/27/2019 Feb Traditional JIT
8/25
The CommunicationThe Communication
PF
M
A
NG
I
N
E
E
R
I
N
G
OD
U
C
T
I
O
N
IN
A
N
C
E
Q
U
A
L
I
T
Y
R
K
E
T
I
N
G
SA
L
E
S
7/27/2019 Feb Traditional JIT
9/25
The CommunicationThe Communication
7/27/2019 Feb Traditional JIT
10/25
The Philosophyof JITThe Philosophyof JIT
7/27/2019 Feb Traditional JIT
11/25
PrinciplesJust-in-Time
PrinciplesJust-in-Time
Reduces inventory.
Traditional Manufacturing
Increases inventory to protect
against process problems.Reduces lead time.
Increases lead time as a buffer
against uncertainty.
Just-in-Time Manufacturing
e uces se up me.
improvement priority.
Emphasizes product-
oriented layout
Emphasizes team-
oriented employee
involvement.
Emphasizes work of
individuals following manager
instructions.
Emphasizes process-oriented
layout.
7/27/2019 Feb Traditional JIT
12/25
PrinciplesJust-in-Time
PrinciplesJust-in-Time
Emphasizes pull
manufacturing.
Traditional Manufacturing Just-in-Time Manufacturing
Emphasizes push
manufacturing.
Emphasizes zero
defects.Tolerates defects.
Emphasizes supplierpartners.
Treats suppliers as arms-length, independent entities.
7/27/2019 Feb Traditional JIT
13/25
Set Up for the DemonstrationSet Up for the Demonstration
7/27/2019 Feb Traditional JIT
14/25
Stage 1:
Traditional Facility
Stage 1:
Traditional Facility
7/27/2019 Feb Traditional JIT
15/25
What is the Plan?What is the Plan?
Transportation company We manufacture boats (paper)
Automobiles for ants!
7/27/2019 Feb Traditional JIT
16/25
What is the Plan?What is the Plan?
The boats
7/27/2019 Feb Traditional JIT
17/25
What is the Plan?What is the Plan?
The Ant -mobile
7/27/2019 Feb Traditional JIT
18/25
What is the Plan?What is the Plan?
Need manufacturing
Need purchasing
Need Qualit Ins ectors
Need Customer Service
Need Production Planners
Need Material Handlers
7/27/2019 Feb Traditional JIT
19/25
Re-groupRe-group
7/27/2019 Feb Traditional JIT
20/25
7/27/2019 Feb Traditional JIT
21/25
RegroupRegroup
7/27/2019 Feb Traditional JIT
22/25
Benefits of JITBenefits of JIT
Reduction in inventory
Improved quality
Reduced s ace re uirements
Greater Flexibility
Increased Productivity
7/27/2019 Feb Traditional JIT
23/25
Expected Results of JITExpected Results of JIT
General
50%-90% reduction in WIP
60-80% reduction in scrap and rework
30-60% reduction in spacerequirement
In Longer term
5-10X improvement in overall quality 4-10X improvement in inventory turns
7/27/2019 Feb Traditional JIT
24/25
Lean Thinking: ValueLean Thinking: Value
Defined by ultimate customer (end user)
Created b the roducer
7/27/2019 Feb Traditional JIT
25/25
EndEnd
