Mounting Head Cleaning Device with Air Flow Verification

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Solution Overview

Problem

Existing mounting head cleaning devices require manual operation and disassembly, making maintenance cumbersome and time-consuming, and lack the ability to verify the effectiveness of cleaning operations.

Innovation Solution

A mounting head cleaning device that allows the mounting head to be detachably mounted on a cleaning unit, which includes an air supply system for cleaning and checking the air passages, along with switching and measuring mechanisms to automatically clean and assess the performance of the mounting head.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual cleaning operation is used with disassembly of mounting head, then cleaning can be performed, but maintenance becomes cumbersome and time-consuming

Engineering Contradiction:
Improveease of maintenanceVSAvoidmaintenance time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The mounting head performs self-cleaning through automated air blowing operations. The cleaning device introduces air into the air passages to blow out dust and debris automatically, eliminating the need for manual disassembly and cleaning operations. The system can autonomously execute cleaning cycles without operator intervention in the cleaning process itself.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The cleaning device prepares and introduces air into the air passages before actual cleaning is needed. By maintaining a ready supply of cleaning air and having the mounting head positioned on the cleaning unit, the system can immediately begin cleaning operations when required, reducing maintenance downtime.

Inventive Principle:
Principle #10Preliminary action

2Ease of manufacture

If only cleaning function is provided, then air passages can be cleaned, but effectiveness of cleaning cannot be verified

Engineering Contradiction:
Improvesimplicity of deviceVSAvoidverification of cleaning effectiveness
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The cleaning device incorporates air flow measuring means that provides feedback on the cleaning process. By measuring the air flow through the air passages before and during cleaning operations, the system can verify whether dust and debris have been successfully removed. This feedback mechanism allows operators to confirm cleaning effectiveness without adding complex inspection procedures.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The invention replaces manual visual inspection or complex mechanical testing methods with air flow measurement. By using pneumatic measurement to detect changes in air flow characteristics, the system can indirectly verify cleaning effectiveness through a simple and reliable sensing mechanism rather than requiring direct observation or disassembly.

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

3Ease of repair

If mounting head is disassembled and set on pedestal for maintenance, then cleaning can be performed, but maintenance work becomes cumbersome

Engineering Contradiction:
Improveaccessibility for maintenanceVSAvoidcomplexity of maintenance procedure
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The cleaning unit is designed to accommodate the mounting head in its operational position, serving both as a mounting position and a cleaning position. The air passages are configured to receive cleaning air from multiple directions, allowing the same structure to function during both operation and maintenance without requiring disassembly or repositioning to a separate pedestal.

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

Solution Approach 2:

The cleaning device divides the air passages into multiple cleaning paths, allowing different sections of the mounting head to be cleaned simultaneously or sequentially. This segmentation enables thorough cleaning of complex air passage networks without requiring complete disassembly of the mounting head, maintaining accessibility while simplifying the maintenance procedure.

Inventive Principle:
Principle #1Segmentation

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables efficient and automated cleaning of the mounting head, reducing maintenance time and providing a means to verify the effectiveness of the cleaning process through air flow measurement and pressure analysis, ensuring the removal of dust and debris from suction nozzles.

Implementation Method 1

a passage for cleaning (116) that supplies air or oil mist to blow out the inside of the mounting head (47)

Methodology Applied
Scientific EffectAir flow:

Implementation Method 2

air measuring means (108, 112) for measuring a flow rate of air flowing in the passage for checking (106)

Methodology Applied
Scientific EffectAir flow measurement:

Implementation Method 3

switching means (110, 115) for selectively supplying air, which is supplied from the air supply source (101), to the passage for cleaning (116) or the passage for checking (106)

Methodology Applied
Scientific EffectAir supply switching:

Data Source

PatentEP2838332B1Mounting head cleaning device
Publication Date: 2016.09.21 FUJI CORP
  • EP2838332B1 patent drawingFigure 1
  • EP2838332B1 patent drawingFigure 2
  • EP2838332B1 patent drawingFigure 3

AI summary

[Object] There is provided a mounting head cleaning device in which a mounting head itself including a rotary head can be set on a cleaning unit and which not only can clean air passages formed in the mounting head but can also check the performance of the mounting head after cleaning. [Solving Means] A cleaning unit 90 on which a mounting head 47 is detachably mounted includes: switching means (105, 115) for selectively supplying air, which is supplied from an air supply source 101, to passages 116 and 117 for cleaning or a passage 106 for checking; introducing means (131, 132, 133) for introducing air into respective negative-pressure air passages 85, which are formed in the mounting head and are connected to a plurality of suction nozzles 55, from the passages for cleaning or the passage for checking that is selected by the switching means; and air measuring means (108, 112) provided in the passage for checking.