Blade receiver assembly and cutting device
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Solution Overview
Problem
Existing rotary blade cutting devices pose a risk of accidental injury during blade replacement due to the need for users to handle sharp blades manually.
Innovation Solution
A rotary blade replacement system featuring a blade receiver assembly with a spring-loaded axle and magnetic attachment mechanism, allowing for blade exchange without direct contact, utilizing a switch cover and base with a flip-up mechanism for improved grip and line-of-sight, and magnetic attraction to secure the blade in place.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual blade handling is used for replacement, then ease of operation is maintained, but safety risk increases due to accidental cuts
Solution Approach 1:
The patent introduces a blade holder as an intermediary device that users manipulate instead of handling the blade directly. The holder includes a holder body with a holder hole through which the blade passes, and a holder cap that covers the holder hole. This mediator allows users to attach and detach blades safely without skin contact with the sharp edge, resolving the contradiction between safety and ease of operation.
2Reliability
If blade is covered during replacement, then safety is improved, but visibility and accessibility worsen
Solution Approach 1:
The holder cap is designed to be movable, transitioning between a closed state that covers the holder hole for safety and an open state that exposes the blade area for visibility and accessibility. During blade replacement, users can open the cap to access the blade, perform necessary operations, then close it to protect against accidental cuts. This dynamic design resolves the contradiction between safety coverage and operational visibility.
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
Minimizes the risk of accidental cuts during blade replacement and attachment by eliminating direct contact with the sharp blade, enhancing user safety and ease of operation.
Implementation Method 1
a spring-loaded axle with a structural section and a body receiver section
Implementation Method 2
magnetic attachment mechanism, allowing for blade exchange without direct contact
Data Source
AI summary
The invention relates to a blade receiver assembly, comprising a switch comprising a switch cover and a switch base fixedly connected to each other, wherein the switch base has an opening; an axle with a structural section and a body receiver section, wherein the axle is arranged to move through the opening of the switch base in relation to the switch. The invention also relates to a cutting device comprising a blade receiver assembly.