投稿日:2024年9月18日

The difference between Kanban System and Picking System

## Understanding the Basics

When managing inventory, companies often look for strategies to handle their stock more efficiently.
Among these strategies, the Kanban system and the Picking system are two popular methods that help businesses optimize their workflow.
But what exactly are these systems, and how do they differ from each other?

## What is a Kanban System?

### Origins and Definition

The Kanban system originated in Japan and was first implemented by Toyota in the automotive industry.
The term “Kanban” translates to “visual signal” or “card” in Japanese.
It is a scheduling system designed to help in lean manufacturing and just-in-time (JIT) production.

### How It Works

In a Kanban system, cards are used to signal the need to move materials within a manufacturing facility or to order more materials from an outside supplier.
Each card represents an item and contains relevant details such as quantity, description, and instructions.
These cards help manage the flow of goods and ensure that the production line is continuously supplied with the necessary materials without overstocking.

### Benefits

The Kanban system offers many advantages:

– Reduced waste: By minimizing overproduction.
– Improved efficiency: Through better workflow management.
– Enhanced flexibility: Allowing for quicker adjustments to changes in demand.

## What is a Picking System?

### Definition and Basics

A Picking system is a method used primarily in warehousing and retail to manage the process of retrieving items from storage to fulfill customer orders.
Unlike the Kanban system, which focuses on the flow of materials within a manufacturing process, the Picking system ensures that the correct items are selected, packed, and shipped to customers.

### Types of Picking Systems

There are several types of picking systems:

#### Single-Order Picking

A picker selects items for one order at a time.
This method is simple but can be time-consuming if the warehouse is large.

#### Batch Picking

Items for multiple orders are picked at the same time.
This method is more efficient than single-order picking but requires careful organization.

#### Zone Picking

The warehouse is divided into zones, and pickers are assigned to specific areas.
Orders are picked in a sequence, moving from one zone to another.

### Technology in Picking Systems

Modern picking systems often incorporate technology such as barcode scanners, Voice Picking, and RFID tags.
These technologies help in quickly locating items and ensuring accuracy in the picking process.

## Key Differences Between Kanban and Picking Systems

### Purpose and Application

The primary difference between the Kanban system and the Picking system lies in their purpose and application.
The Kanban system is used to streamline production by managing the flow of materials within the manufacturing process.
In contrast, the Picking system is focused on the retrieval of items from storage to fulfill orders.

### Workflow Management

In a Kanban system, the workflow is visually managed through the use of cards or signals.
This visual cue helps teams know when to produce more items or move materials, thus avoiding overproduction and underproduction.

The Picking system, however, revolves around order fulfillment.
It requires careful organization and technology to ensure that the right products are picked and delivered on time.

### Efficiency and Adaptability

The Kanban system is highly efficient in reducing waste and improving the overall workflow in a manufacturing setup.
It is adaptable and allows for quick adjustments based on changes in customer demand.

On the other hand, the Picking system is designed to enhance the speed and accuracy of order fulfillment.
It can also incorporate technology to improve efficiency but focuses more on the customer service aspect, ensuring timely and correct delivery of goods.

## When to Use Each System

### Kanban System

Use the Kanban system if your primary goal is to improve the efficiency of your production process.
It is particularly useful in environments where just-in-time manufacturing is crucial.
Industries such as automotive, electronics, and anything involving complex assembly lines can benefit significantly from Kanban.

### Picking System

If you are a business involved in retail, e-commerce, or any industry requiring the management of large inventories to fulfill customer orders, the Picking system is more suitable.
It enhances the accuracy and speed of order processing, which is critical for customer satisfaction.

## Combining Both Systems

In some cases, businesses may find it beneficial to combine both the Kanban and Picking systems.
For instance, a manufacturing company that also manages its distribution network might use the Kanban system to streamline production and the Picking system to handle order fulfillment efficiently.

## Conclusion

Understanding the difference between the Kanban system and the Picking system is essential for businesses aiming to optimize their operations.
While the Kanban system excels in managing the flow of materials within a manufacturing setting, the Picking system shines in the accurate and timely fulfillment of customer orders.
By choosing the right system based on your specific needs, you can significantly enhance your operational efficiency, reduce waste, and improve customer satisfaction.

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