3D Printer Monitoring via Stacking Counters for Remote Status Tracking

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Solution Overview

Problem

Current management systems for 3D printers struggle to accurately identify operation statuses remotely due to the inability to collect comprehensive operation information, as conventional total counters are not effectively updated to reflect various modeling processes.

Innovation Solution

A monitoring apparatus that acquires and transmits the number of times of stacking cumulatively counted by the 3D printer, along with identification information, to a management system via network communication, enabling the management system to track the operation status and consumable life more accurately.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional total counters are used in 3D printers, then the system structure remains simple, but the operation status cannot be accurately identified remotely

Engineering Contradiction:
Improveoperation status identification accuracyVSAvoidcounter system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent segments the operation counting function into multiple specialized counters: a total counter for cumulative operations across all modeling methods, and separate counters for specific modeling methods (FDM, SLA, SLS, etc.). This segmentation allows the management system to accurately identify operation status by selecting appropriate counter values based on the specific modeling method being used, thereby resolving the contradiction between measurement precision and device complexity.

Inventive Principle:
Principle #1Segmentation

2Loss of information

If comprehensive operation information is collected from various modeling processes, then the operation status monitoring accuracy improves, but the information collection complexity increases

Engineering Contradiction:
Improveoperation information completenessVSAvoidinformation collection system complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent implements a universal counter system where the total counter accumulates operation data across all modeling methods (FDM, SLA, SLS, binder jetting, etc.), while individual counters track specific methods. The management system uses identification information to selectively read the appropriate counter values, achieving comprehensive operation information collection without requiring complex specialized collection mechanisms for each modeling method.

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

3Measurement precision

If the management system collects detailed operation data from multiple counters, then inventory management accuracy improves, but the data transmission and processing load increases

Engineering Contradiction:
Improveconsumable life tracking accuracyVSAvoiddata transmission volume
Core Design Contradiction:
Measurement precisionVSQuantity of substance

Solution Approach 1:

Instead of transmitting all counter data continuously, the patent inverts the approach by having the management system request specific counter information based on the identified modeling method. The monitoring apparatus transmits identification information and only the relevant counter values needed for that specific modeling method, thereby maintaining precise consumable life tracking while minimizing data transmission volume and processing load.

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentUS11188055B2Management system and method thereof
Publication Date: 2021.11.30 CANON KK
  • US11188055B2 patent drawing
  • US11188055B2 patent drawing
  • US11188055B2 patent drawing

AI summary

A monitoring apparatus for monitoring a modeling apparatus configured to form a three-dimensional object obtains a number of times of stacking cumulatively counted and recorded in a storage unit of the modeling apparatus each time forming processing of the three-dimensional object to be performed by a forming device of the modeling apparatus is performed, generates a message including identification information for identifying the modeling apparatus and the acquired number of times of stacking, and transmits the generated message to a management system.