Magnet Head Counterweight Layout for Low-Vibration LED Assembly
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Solution Overview
Problem
Existing assembly apparatuses for semiconductor light emitting diodes face challenges in minimizing vibration transmission from the magnet head to the main frame, which affects the durability of the driver and support systems.
Innovation Solution
The assembly apparatus incorporates an anti-vibration system with a weight positioned above the magnet plate assembly, which moves along a circular trajectory with a radius greater than that of the magnet plate assembly, effectively offsetting the vibration of the magnet head.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a magnet head is used to magnetically assemble semiconductor light emitting diodes to a panel, then assembly efficiency is improved, but vibration is generated that affects the durability of the driver and support systems
Solution Approach 1:
The patent introduces a counterweight that rotates in the opposite direction to the magnet head, generating counter-vibration to offset the vibration produced during magnetic assembly operations. This directly addresses the contradiction by maintaining high assembly efficiency while protecting the driver and support systems from vibration-induced damage
Solution Approach 2:
The patent utilizes controlled mechanical vibration through the counterweight system to counterbalance the vibration generated by the magnet head. By synchronizing the counterweight's rotation with the magnet head's operation, the system creates opposing vibrational forces that cancel each other out, thereby maintaining reliability during high-productivity assembly
2Manufacturing precision
If the magnet head moves along a circular trajectory to assemble LEDs, then assembly precision is improved, but vibration transmission to the main frame increases
Solution Approach 1:
The counterweight is positioned and sized to generate counter-vibration that specifically targets and offsets the vibration transmitted to the main frame during circular trajectory assembly operations, thereby maintaining assembly precision while reducing harmful vibration transmission
Solution Approach 2:
The counterweight acts as an intermediary element between the magnet head and the main frame, absorbing and counterbalancing the vibrational energy transmitted during precision assembly operations, thereby protecting the main frame from harmful vibrations
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
The anti-vibration system minimizes vibration transmission to the main frame, enhancing the durability of the driver and support systems while maintaining efficient assembly operations.
Implementation Method 1
a magnet head located on the main frame and configured to magnetically assemble a semiconductor light emitting diode to a panel
Implementation Method 2
an anti-vibration system located on the main frame and configured to offset vibration of the magnet head... a weight positioned above the magnet plate assembly... moves along a circular trajectory
Data Source
AI summary
The assembly apparatus comprises: a main frame; a magnet head arranged on the main frame so that a semiconductor light-emitting element is self-assembled on a panel; and a vibration isolator arranged on the main frame to offset vibration of the magnet head, wherein the magnet head comprises a magnet plate assembly, which includes a magnet applying an attractive force to the semiconductor light-emitting element, and the vibration isolator comprises a weight positioned on the magnet plate assembly and may minimize the transmission, to the main frame, of vibration generated by the magnet head.