Printer Clean System Synchronous Ink Stack and Scraper Control

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Solution Overview

Problem

Current printer clean systems face issues with splashing and contamination due to independent control of ink stacks and scraper assemblies, leading to operation errors and increased material usage, making it difficult to accurately control the cleaning process.

Innovation Solution

A printer clean system where a power transmission device rotates to different angles to synchronously control the ink stack and scraper assemblies, allowing continuous and interactive cleaning operations, reducing operation errors and material usage while enabling precise control of the contact area and cleaning force.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the ink stack and scraper assembly are independently controlled to perform ink extraction and pollution scraping, then the structures can be simple and independent, but the operation error is larger and the cleaning effectiveness is reduced

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidcontrol system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the independent control systems of the ink stack and scraper assembly into a unified power transmission system. The power transmission device includes a first transmission mechanism for the ink stack and a second transmission mechanism for the scraper assembly, which are integrated to operate synchronously under single driving control, reducing operation errors while maintaining structural clarity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The power transmission device serves multiple functions simultaneously: it controls both the ink stack's lifting and the scraper assembly's movement through a single driving system. This multi-functional design reduces the need for separate control systems while improving coordination and cleaning effectiveness

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

2Ease of manufacture

If the ink stack and scraper assembly operate independently, then each component can be simplified, but more materials are used and assembly cost increases

Engineering Contradiction:
Improvecomponent simplicityVSAvoidmaterial usage
Core Design Contradiction:
Ease of manufactureVSQuantity of substance

Solution Approach 1:

The patent combines the driving mechanisms for the ink stack and scraper assembly into a single power transmission device. This integration reduces the total quantity of materials needed for separate motors, control circuits, and mounting structures, while maintaining the simplicity of individual components through modular design

Inventive Principle:
Principle #5Merging (Combining)

3Manufacturing precision

If the ink stack and scraper assembly are independently driven, then each can be controlled separately, but it is difficult to accurately control the contact area and cleaning force

Engineering Contradiction:
Improvecontact area controlVSAvoiddriving system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent integrates the driving control of the ink stack and scraper assembly into a unified power transmission system with synchronized operation. This merging enables precise control of contact area and cleaning force through coordinated movement, while avoiding the complexity of multiple independent control systems

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The power transmission device incorporates feedback mechanisms that allow the single driving system to accurately control the position and force of both the ink stack and scraper assembly. This feedback enables precise adjustment of contact area and cleaning force without requiring complex independent control systems

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10688791B2Printer clean system
Publication Date: 2020.06.23 TECO IMAGE SYST
  • US10688791B2 patent drawing
  • US10688791B2 patent drawing
  • US10688791B2 patent drawing

AI summary

A printer clean system includes a base, an ink stack assembly, a scraper assembly, a power transmission device and a driving device. The ink stack assembly is disposed on a first accommodation groove. The scraper assembly is disposed on a second accommodation groove. The power transmission device is connected with the driving device, the ink stack assembly, and the scraper assembly. When the power transmission device is rotated to a first angle, the ink stack assembly is brought to an ink stack clean position. When the power transmission device is rotated to a second angle, the scraper assembly is brought to a scraper clean position. When the power transmission device is rotated to a third angle, the ink stack assembly is located at an ink stack return position, and the scraper assembly is located at a scraper return position. Therefore, the pollution can be avoided.