just in time manufacturing seminar

8/13/2019 Just in Time Manufacturing SEMINAR

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Shortened product life cycles and demanding costumers have placed intense

pressure on manufactures for quicker response and shorter cycle times.

It became necessary to implement a production system which is lean and agile .

It should be able to adapt to changing customer demands.

JIT- It is a difficult to implement philosophy. Used to describe the TOYOTA

production system.


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For JIT to work the following elements should be in place

Steady production

Flexible resources

Extremely high quality

No machine breakdowns

Reliable suppliers

Quick machine setups


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Building Blocks for Just-in-Time


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JIT Objectives

Ultimate objectives:

Zero Inventory.

Zero lead time.

Zero failures.

Flow process.

Flexible manufacture.

Eliminate waste.


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FLEXIBLE RESOURCES

It initiates the use of multifunctional workers and general purpose

machines.

Ohno eliminated different wastes occurring during production and

concentrated on worker productivity.

Workers were trained to operate more then one machines which are

not of the same type.


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WASTE IN OPERATIONS


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PULL AND PUSH SYSTEM

In a push system a schedule is prepared in advance for a series of

workstations and each workstation pushes it completed work to

the next station.

In a pull system workers go back to previous stations and take

only the parts or materials that are needed and can process

immediately.


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KANBAN SYSTEM

Kanban is the Japanese word for card. Ohno observed the method adapted

by American supermarkets for replenishing empty shelves in racks. He adopted

the same method to Toyota Motor Company.


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just in time manufacturing seminar

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