Rivet Tool Measuring Holes for Blind Rivet Size Identification
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Solution Overview
Problem
The lack of size markings on blind rivets leads to difficulties in identifying matching mandrels and nosepieces, resulting in incorrect fastening, tool jamming, and wastage of rivets, especially for inexperienced users.
Innovation Solution
A rivet tool with interchangeable nosepieces and rivet body measuring holes of specific diameters allows for rapid size determination of blind rivets, ensuring correct nosepiece selection and preventing tool jamming.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If blind rivets are not marked with size, then the rivet tool structure remains simple, but users cannot directly and promptly identify the correct blind rivet size
Solution Approach 1:
The blind rivet itself serves the dual function of being both the fastening component and the size indicator. By making the rivet body diameter visible and measurable through the measuring hole, the rivet provides self-identification of its size without requiring external markings or complex identification systems.
Solution Approach 2:
The measuring hole acts as an intermediary element between the blind rivet and the user's identification process. Instead of requiring users to read small markings on rivets, the measuring hole provides a visual and tactile reference that mediates the size identification process, making it intuitive and error-proof.
2Device complexity
If users manually identify blind rivet sizes without measurement tools, then the rivet tool design remains simple, but incorrect rivet-nosepiece matching occurs frequently
Solution Approach 1:
The measuring hole is pre-configured with a specific diameter that corresponds to the correct nosepiece size before the riveting operation begins. This preliminary setup ensures that only rivets of the correct size can be properly measured and selected, preventing mismatched combinations before they occur.
Solution Approach 2:
The system segments the rivet identification process into discrete, measurable components. By creating a measuring hole with a specific diameter that corresponds to specific rivet sizes, the continuous range of possible rivet dimensions is segmented into discrete, identifiable categories that match the available nosepieces.
3Ease of operation
If incorrect mandrels are used with mismatched nosepieces, then the rivet tool can be operated, but mandrels become jammed or fail to snap off
Solution Approach 1:
The measuring hole provides preliminary verification that prevents the harmful action of inserting incorrect mandrels. By requiring users to measure the rivet size against the measuring hole before selection, the system preemptively counteracts the potential problem of mandrel jamming or failure to snap off.
Data Source
AI summary
A rivet tool capable of measuring size of blind rivet has a body and multiple interchangeable nosepieces. The body further has multiple rivet body measuring holes formed through the body. Diameters of the rivet body measuring holes match rivet bodies of corresponding blind rivets. Accordingly, the rivet tool of the present invention employs the rivet body measuring holes to measure a size of a rivet body of a blind rivet to rapidly, conveniently and correctly obtain a size of a rivet body of a blind rivet and further to correctly choose a nosepiece with a matching size.