Dual Flow Suction Tool for Robotic End-Effectors
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Solution Overview
Problem
Traditional suction tools face a trade-off between achieving high airflow and strong vacuum, limiting their performance in gripping various objects effectively.
Innovation Solution
A dual flow integrated suction tool with two pumps, one optimizing flow rate and the other optimizing pressure differential, connected to a suction mechanism and controlled by an electronic unit to maintain an optimal seal, allowing for independent operation based on detected pressure thresholds.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stress or pressure
If a traditional pump is used to create a pressure differential, then a strong vacuum can be achieved, but the airflow rate is limited
Solution Approach 1:
The pump system is segmented into two independent pumps: a first pump optimized for generating high airflow rate and a second pump optimized for generating strong vacuum. Each pump handles a specific aspect of the performance requirements, allowing both high airflow and strong vacuum to be achieved simultaneously without the trade-off inherent in traditional single-pump systems.
Solution Approach 2:
The suction tool achieves multi-functionality by integrating two pumps with different optimization goals into a single system. The first pump provides high airflow capability while the second pump provides strong vacuum capability, making the system universally capable of handling both requirements that were previously mutually exclusive in traditional pump designs.
2Quantity of substance
If a traditional pump is used to achieve high airflow, then the flow rate is improved, but the vacuum strength is reduced
Solution Approach 1:
The pump system is segmented into two independent pumps: a first pump optimized for generating high airflow rate and a second pump optimized for generating strong vacuum. Each pump handles a specific aspect of the performance requirements, allowing both high airflow and strong vacuum to be achieved simultaneously without the trade-off inherent in traditional single-pump systems.
3Device complexity
If a single pump is used, then the device complexity is reduced, but the performance in achieving both high airflow and strong vacuum is limited
Solution Approach 1:
The pump system is segmented into two independent pumps: a first pump optimized for generating high airflow rate and a second pump optimized for generating strong vacuum. Each pump handles a specific aspect of the performance requirements, allowing both high airflow and strong vacuum to be achieved simultaneously without the trade-off inherent in traditional single-pump systems.
Solution Approach 2:
The system dynamically controls the operation of the two pumps based on real-time pressure feedback from pressure sensors. The electronic control unit adjusts pump operation to maintain optimal performance across varying conditions, ensuring reliable gripping performance while managing the complexity of the dual-pump system.
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 dual pump system enables simultaneous high airflow and strong vacuum, ensuring a reliable grip on objects by optimizing both flow rate and pressure differential, enhancing the suction tool's performance and maintaining an effective seal.
Implementation Method 1
a pump to create a pressure differential between the inside of the suction tool and an outside environment
Implementation Method 2
a suction cup for creating a seal between the suction tool and an object
Data Source
AI summary
A robotic arm includes a suction tool including a suction mechanism, a first pump, and a second pump. The first pump is operable to provide a first suction force and a first flow rate to the suction mechanism, and the second pump is operable to provide a second suction force and a second flow rate to the suction mechanism. A connection member places the first pump and the second pump in fluid communication with the suction mechanism.