Wireless Current-Sensing Control for Woodworking Dust Collection
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Solution Overview
Problem
The existing technologies for controlling woodworking cutting machines and dust collectors are inefficient, leading to complex wiring issues, reduced worker efficiency, and potential safety hazards due to the need for manual operation and synchronization of power supply.
Innovation Solution
A power supply abutting device with a sensor and controller system that uses wireless signal transmission to control the power supply to woodworking cutting machines and dust collectors based on current sensing and cumulative signal counting, allowing for independent operation and reduced wiring complexity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a conventional linked switch is used to control power supply to woodworking cutting machines and dust collectors, then synchronous control is achieved, but wiring complexity increases and worker efficiency decreases
Solution Approach 1:
The patent replaces the mechanical linked switch system with a wireless control system. The sensor detects machine operation state and transmits signals wirelessly to the controller, which then controls the dust collector power switch. This eliminates the need for physical wired connections between machines and the control switch, reducing wiring complexity while maintaining synchronous control functionality.
Solution Approach 2:
The patent introduces wireless signal transmission as an intermediary between the woodworking cutting machine and the dust collector controller. The sensor detects machine state and sends wireless signals to the controller, which then actuates the power switch. This intermediary wireless communication system replaces direct mechanical/electrical linking, simplifying the overall system architecture.
2Adaptability or versatility
If multiple woodworking cutting machines are connected to one dust collector through a linked switch, then centralized control is achieved, but wiring complexity and safety hazards increase
Solution Approach 1:
The patent replaces the wired linked switch system with wireless sensor-controller communication. Each machine's operation state is detected by sensors and transmitted wirelessly to the central controller, which manages dust collector operation. This eliminates exposed electrical connections and complex wiring, reducing safety hazards while maintaining centralized control over multiple machines.
3Productivity
If manual operation is used to control dust collector and cutting machines, then operational flexibility is maintained, but worker efficiency and productivity decrease
Solution Approach 1:
The patent implements automated control where the system serves itself. Sensors automatically detect machine operation state, the wireless transmitter automatically sends signals, and the controller automatically actuates the dust collector power switch. This self-service automation eliminates the need for manual intervention, improving worker efficiency while maintaining operational flexibility through automatic detection and response.
Solution Approach 2:
The patent establishes a feedback control loop. Sensors detect the actual operation state of cutting machines, transmit this information wirelessly to the controller, which then adjusts dust collector operation accordingly. This feedback mechanism enables automatic adaptation to changing operational conditions, improving productivity without manual intervention.
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 enables efficient control of dust collectors based on the operating state of woodworking cutting machines, reducing manual intervention and improving workspace organization by eliminating complex wiring and enhancing safety through automated operation.
Implementation Method 1
The sensing module is used for sensing the current passing through the first input port and the first output port
Implementation Method 2
controls the wireless signal transmitting module to send the first signal or second signal
Implementation Method 3
The power switch controls the circuit on-off state between the second power source and the dust collector
Data Source
AI summary
A power supply abutting device and the executed control method thereof. The power supply abutting device is used for connecting a woodworking cutting machine and a dust collector, and it controls the dust collector in combination with the woodworking cutting machine. The device includes a sensor and a controller, wherein the sensor is used for sensing the current of the power supplied from a first power source to the woodworking cutting machine, the controller judges whether the first power source supplies working current to the woodworking cutting machine based on the current, and controls the dust collector to start or stop operation in combination with the woodworking cutting machine without manual judgment and operation, and the sensor and the controller transmit signals in wireless mode.