Composite Panel Fastener Insert Installation With Orifice Analysis
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Solution Overview
Problem
The installation of fastener inserts in composite panels requires high precision and conformance to tolerances, and existing methods are labor-intensive and prone to errors, leading to potential scrap materials due to imprecise installation and the limited working time of special adhesive compounds.
Innovation Solution
An automated fastener insert installation system comprising an analysis device to determine orifice configurations and sizes, a manipulation device to select and insert the correct fastener, and an adhesive dispenser to apply the adhesive within a predetermined time frame, ensuring precise and efficient installation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If automated fastener insert installation system is implemented, then manufacturing precision and productivity are improved, but device complexity increases
Solution Approach 1:
The automated installation system is divided into distinct functional modules: an analysis device for determining orifice configurations, a manipulation device for selecting and inserting fasteners, and an adhesive dispenser device for applying adhesive. This segmentation allows each module to be optimized independently while working together to achieve high precision installation.
Solution Approach 2:
The system replaces manual mechanical installation with automated devices. The analysis device uses optical or sensing mechanisms to identify orifice characteristics, the manipulation device uses automated positioning and insertion mechanisms, and the adhesive dispenser uses controlled dispensing systems. This substitution eliminates human error and improves precision.
2Strength
If special purpose potting compound is used for adhesive, then bonding strength is improved, but working time is limited
Solution Approach 1:
The system performs preliminary analysis of the orifice configuration before adhesive application. The analysis device determines the specific orifice characteristics, and this information is used to pre-select the appropriate adhesive amount and insertion parameters. This preliminary action ensures that the adhesive is applied optimally within its limited working time.
Solution Approach 2:
The analysis device provides real-time feedback on orifice configuration to the manipulation and adhesive dispensing devices. This feedback loop allows the system to adjust adhesive application parameters based on actual orifice conditions, ensuring proper bonding within the limited working time of the potting compound.
3Ease of operation
If manual insert installation is performed, then labor flexibility is maintained, but manufacturing precision and productivity deteriorate
Solution Approach 1:
The analysis device automatically identifies orifice configurations and characteristics without human intervention. The manipulation device autonomously selects and positions the correct fastener insert based on the analyzed data. This self-service capability eliminates the need for manual inspection and decision-making, achieving both precision and operational simplicity.
4Ease of manufacture
If incorrect insert is installed in composite panel, then rework is required, but time and material are wasted
Solution Approach 1:
The analysis device performs preliminary verification of orifice characteristics before the manipulation device selects and installs the insert. This preliminary action ensures that the correct insert type and size are chosen for each specific orifice configuration, preventing incorrect installations and the need for rework.
Solution Approach 2:
The system uses feedback from the analysis device to verify insert selection and installation parameters. The analysis device continuously monitors orifice characteristics and provides feedback to ensure the correct insert is being installed, allowing for immediate correction if a mismatch is detected before the adhesive cures.
Data Source
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AI summary
Automated fastener insert installation system (100) for composite panels. It includes a first module (300) that receives and secures a composite panel (75) with respect to an origin of a first coordinate system, wherein the composite panel has opposed major surfaces (75A and 75B) and defines an insert-receiving orifice (25) extending through one of the major surfaces, and is secured such that one of the major surfaces is externally accessible. A second module (700) engages each of a plurality of fastener inserts (50) with an installation aide (45). A third module (900) determines a configuration of the orifice defined by the composite panel, selects a corresponding one of the fastener inserts engaged with the installation aide, inserts the selected fastener insert into the orifice, and dispenses an adhesive material through the installation aide and into the orifice about selected fastener insert such that the adhesive material secures the selected fastener insert within the orifice.