Partitioned Vacuum End Effector for Variable-Size Part Transfer
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Solution Overview
Problem
Existing manufacturing systems face challenges in efficiently transferring parts of different sizes from one location to another without significant system modifications, leading to increased costs and time.
Innovation Solution
A part transfer system comprising a movable support, arms, and an end effector with vacuum ports and dividers, allowing for secure transfer of parts by creating a vacuum between the end effector and the part, and accommodating parts of varying sizes through modular design.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a manufacturing system uses a fixed end effector design for part transfer, then it can securely hold parts of a specific size, but it cannot accommodate parts of different sizes without significant system modifications
Solution Approach 1:
The end effector is divided into multiple partitions separated by dividers, where each partition can independently accommodate different part sizes. The dividers create separate compartments that can be configured to match various part dimensions, allowing the same end effector to securely hold parts of different sizes without modification.
Solution Approach 2:
The end effector incorporates movable dividers that can be adjusted to different positions to adapt to parts of varying sizes. This dynamic adjustment capability allows the system to maintain versatility while avoiding significant structural modifications, as the dividers can be repositioned rather than replaced.
2Adaptability or versatility
If a manufacturing system uses multiple specialized end effectors for different part sizes, then it can optimize handling for each part type, but it increases system complexity and cost
Solution Approach 1:
The end effector is designed as a universal device with multiple partitions and adjustable dividers that can accommodate various part sizes within a single unit. This multi-functional design eliminates the need for multiple specialized end effectors, reducing system complexity while maintaining the ability to handle different part types effectively.
Solution Approach 2:
Multiple functional compartments are merged into a single end effector structure, where each partition can handle different part sizes. By combining what would traditionally require separate end effectors into one integrated unit with configurable partitions, the system reduces the total number of components while preserving specialized handling capabilities.
3Reliability
If the end effector uses a simple holder design, then it reduces manufacturing cost, but it cannot securely hold parts during transfer
Solution Approach 1:
The end effector incorporates vacuum ports in each partition that connect to a vacuum source, enabling secure holding of parts through vacuum suction. This pneumatic mechanism provides reliable part securing without requiring complex mechanical clamps or fixtures, maintaining structural simplicity while enhancing gripping capability.
Solution Approach 2:
Each partition of the end effector is equipped with its own vacuum ports and dividers, allowing localized securing of parts in different compartments. This distributed approach to part holding ensures that each partition can independently secure parts of different sizes, improving overall reliability without requiring a uniformly complex structure throughout the entire end effector.
4Productivity
If the manufacturing system transfers parts manually, then it reduces equipment investment, but it increases manufacturing time and labor cost
Solution Approach 1:
The end effector is designed to automatically secure parts through vacuum activation and automatically release them at the destination, eliminating the need for manual intervention in the transfer process. This self-service capability increases productivity by enabling automated operation while keeping the device structure relatively simple, as the automation relies on straightforward vacuum control rather than complex mechanisms.
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
Enables efficient transfer of parts of different sizes without requiring multiple systems, reducing manufacturing costs and time while ensuring secure handling and placement of parts.
Implementation Method 1
Each of the plurality of vacuum ports is configured to draw a fluid from the plurality of partitions to establish a vacuum between the end effector and a part that is engaged with the end effector, thereby securing the part to the end effector
Data Source
AI summary
A part transfer system includes a movable support, a plurality of arms coupled to the movable support, and an end effector coupled to each of the plurality of arms. The end effector includes a body and a plurality of dividers each coupled to the body. The plurality of dividers divides the body into a plurality of partitions. The end effector includes a plurality of vacuum ports each in fluid communication with one of the plurality of partitions. The part transfer system further includes a vacuum source in fluid communication with at least one of the plurality of vacuum ports. Each of the plurality of vacuum ports is configured to draw a fluid from the plurality of partitions to establish a vacuum between the end effector and a part that is engaged with the end effector, thereby securing the part to the end effector.