Work Machine Part Identification Linking Without Manual Scanning

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Solution Overview

Problem

Existing parts management systems require labor and time for workers to associate identification information of work machines with identification information of parts, as they need to prepare information terminals to read and collate data.

Innovation Solution

A work machine equipped with a monitoring device, storage device, controller, and communication device that automatically determines and associates part identification information with machine identification information, and transmits this data externally for management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a worker uses an information terminal to read and collate part identification data and machine identification data, then the part management system can determine whether the part is in a proper state, but labor and time are required for associating the identification information

Engineering Contradiction:
Improvepart management accuracyVSAvoidtime for associating identification information
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The work machine automatically performs the association of part identification information with machine identification information using its own monitoring device and controller, eliminating the need for worker intervention. The system serves itself by automatically reading the part identification information via the monitoring device, determining proper state through the controller, and transmitting the associated data through the communication device.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the manual mechanical process of workers using information terminals to read and collate data with an automated electronic system. The monitoring device and controller automatically capture, process, and associate identification information, substituting human labor with automated electronic data processing and transmission.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If a worker uses an information terminal to read part identification information and machine identification information, then the part management system can function, but labor is required for the association work

Engineering Contradiction:
Improveparts management operationVSAvoidsystem configuration
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The work machine autonomously performs the entire association process without requiring workers to prepare information terminals or manually collate data. The monitoring device automatically reads part identification information, the controller determines proper state and associates it with machine identification information, and the communication device transmits the data, making the system self-sufficient.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The monitoring device and controller serve multiple functions: they monitor the work machine's operational status, read part identification information, determine proper state, associate identification data, and prepare transmission information. This multi-functionality eliminates the need for separate information terminals and manual processes.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Productivity

If automatic identification association is implemented using the monitoring device, then labor and time requirements are reduced, but the work machine requires additional components

Engineering Contradiction:
Improveparts management efficiencyVSAvoidwork machine configuration
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The monitoring device and controller are utilized for multiple purposes beyond their original functions. They automatically read part identification information, determine proper state, associate it with machine identification information, and prepare transmission data, thereby improving productivity without requiring entirely new systems.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent combines the functions of reading part identification information, determining proper state, associating identification data, and preparing transmission information into the existing monitoring device and controller system. This integration improves productivity by eliminating separate manual processes while utilizing existing machine components.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20250138525A1Work machine and parts management system
Publication Date: 2025.05.01 HITACHI CONSTRUCTION MACHINERY CO LTD
  • US20250138525A1 patent drawing
  • US20250138525A1 patent drawing
  • US20250138525A1 patent drawing

AI summary

A work machine includes a machine body, a work device attached to the machine body, a monitoring device that is attached to the machine body and monitors the surroundings of the machine body or the inside of the machine body, a storage device in which identification information of the machine body is stored, a controller that controls the monitoring device, and a communication device that executes communication with the external. The controller determines whether or not identification information of a part to be attached to the machine body or the work device is included in monitoring information acquired by the monitoring device, and associates the identification information of the part with the identification information of the machine body, the identification information of the machine body being stored in the storage device, and transmits the identification information of the part and the identification information of the machine body to the external by the communication device when the identification information of the part is included in the monitoring information.