Magnetic Suction Head for Semiconductor Transport Positioning
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Solution Overview
Problem
Conventional semiconductor package transporting machines require manual adjustment of suction heads, leading to inaccuracy, potential damage, and increased production costs due to human error, resulting in reduced efficiency.
Innovation Solution
A suction head with a magnetic attraction mechanism between two transmission parts allows for displacement and self-adjustment, preventing damage and enabling precise object retrieval without manual intervention, utilizing a guider and retractable suction nozzle connected to a vacuum pump for efficient object handling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual adjustment is used for suction head positioning, then the transporting machine can be operated, but position accuracy deteriorates and human errors occur
Solution Approach 1:
The patent replaces the manual mechanical adjustment system with a magnetic field-based positioning system. The suction head contains a magnet that is attracted to a magnetic strip on the shuttle, enabling automatic positioning without manual intervention. This substitution eliminates human error while maintaining operational ease.
Solution Approach 2:
The suction head automatically positions itself through magnetic attraction to the shuttle without requiring external manual adjustment. The system serves itself by using the magnetic field to achieve accurate positioning, eliminating the need for operator intervention and improving both ease of operation and position accuracy.
2Ease of operation
If manual adjustment is used for suction head positioning, then the transporting machine can be operated, but production cost increases
Solution Approach 1:
The patent replaces manual adjustment operations with an automated magnetic positioning system. This eliminates the time and labor required for manual positioning, thereby improving production efficiency while maintaining operational simplicity. The automated system reduces production costs by eliminating repetitive manual tasks.
Solution Approach 2:
The suction head automatically positions itself through magnetic attraction, eliminating the need for operator intervention. This self-positioning capability reduces production time and increases throughput, thereby improving productivity and reducing production costs while keeping the system easy to operate.
3Device complexity
If fixed position suction head is used, then structure is simple, but position deviation cannot be buffered
Solution Approach 1:
The patent introduces a magnetic coupling mechanism that allows the suction head to dynamically adjust its position relative to the shuttle. The magnet in the suction head is attracted to the magnetic strip on the shuttle, creating a flexible connection that can accommodate position deviations. This dynamic positioning improves reliability without significantly increasing structural complexity.
Solution Approach 2:
The magnetic field acts as an intermediary between the suction head and the shuttle, allowing for flexible position buffering. The magnetic attraction force accommodates position deviations while maintaining reliable connection, improving system reliability without adding complex mechanical structures.
4Ease of manufacture
If manual adjustment is used, then initial setup is possible, but errors and damage occur during operation
Solution Approach 1:
The patent replaces manual adjustment with automated magnetic positioning, which eliminates human error during operation. The magnetic attraction mechanism ensures accurate positioning without the risks of collision damage associated with manual adjustment, while still allowing for initial setup and configuration.
Solution Approach 2:
The suction head automatically positions itself through magnetic attraction during operation, eliminating the need for continuous manual adjustment. This self-positioning capability prevents errors and collision damage while maintaining the ability to perform initial setup, thereby reducing harmful factors without compromising ease of manufacture.
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 solution enhances transporting efficiency by eliminating position deviations and preventing collisions, allowing for automatic adjustment and precise object placement, thereby reducing errors and production costs while ensuring normal operation.
Implementation Method 1
a first magnet disposed at an end of the first transmission shaft and attracting the second transmission part, a second magnet disposed at an end of the second transmission shaft and attracting the first transmission part
Implementation Method 2
the joint is connected to a vacuum pump to generate a vacuum attraction force
Data Source
AI summary
A suction head including a first transmission part, a second transmission part and a suction nozzle is provided. The second transmission part is magnetically attracted by the first transmission part to permit a displacement of the second transmission part relative to the first transmission part. The suction nozzle is disposed on the second transmission part and transmitted by the first transmission part via the second transmission part. Additionally, a transporting machine including a shuttle, a transporting mechanism and the aforementioned suction nozzle is provided. The shuttle is capable of carrying an object being transported, and the suction head is driven by the transporting mechanism to take the object being transported. The suction head and the transporting machine applying the same provide high transporting efficiency and ensuring a normal operation in transporting process.