Rebar Binding Machine Contact Guide for Reliable Switch Engagement
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Solution Overview
Problem
Existing reinforcing bar binding machines face issues where the movable contact member fails to engage with the switch due to insufficient moving amount, preventing the binding operation from being executed.
Innovation Solution
A binding machine design that includes a cover guide part with a movable part to ensure a predefined moving amount of the contact member, allowing it to securely engage with the binding object and execute the binding operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the contact member is made movable to engage with the switch, then the binding operation can be activated, but the moving amount may be insufficient to ensure reliable engagement
Solution Approach 1:
A movable guide part is introduced as an intermediary component between the contact member and the binding object. This guide part has a movable amount that is larger than the contact member's movement, enabling the guide part to reliably engage with the switch while also pushing the contact member to ensure sufficient movement for reliable electrical engagement.
2Ease of operation
If the contact member moves backward to engage the switch, then the binding operation can be executed, but the moving amount cannot be secured
Solution Approach 1:
The movable guide part serves as a mediator that amplifies the movement. When the binding object pushes the guide part, the guide part moves a larger distance to engage the switch, while simultaneously pushing the contact member to ensure it moves sufficiently to make reliable electrical contact.
Solution Approach 2:
The guide part is designed to be movable rather than fixed, allowing it to dynamically adjust its position based on the binding object's movement. This dynamic configuration enables the system to adapt to variations in binding object position while ensuring sufficient movement for both switch engagement and contact member activation.
Data Source
AI summary
A reinforcing steel bar binding machine is provided with: a second body part; a cover guide part attached to the second body part; and a first contact member (a second contact member) that is abutted against a reinforcing steel bar and moved. The cover guide part is provided with: a first guide recessed part and a second guide recessed part that movably guide the first contact member; and a first contact part against which the reinforcing steel bar is abutted.