Cutting Unit Sensor Switching for Harvesting Mode Adaptability
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Solution Overview
Problem
Switching between rigid and flexible operating modes in cutting units requires manual deactivation and recalibration of sensor assemblies, leading to interruptions and inefficiencies in harvesting operations.
Innovation Solution
Implementing a method that allows simultaneous operation of both sensor assemblies, enabling seamless switching between modes without interruption, by activating only the relevant sensor assembly for each mode and storing calibration data for later use, thus eliminating the need for manual deactivation and recalibration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If manual deactivation and recalibration of sensor assemblies is performed when switching between operating modes, then mode switching capability is achieved, but operational continuity is interrupted and time is lost
Solution Approach 1:
The patent applies preliminary action by performing calibration of both sensor assemblies in advance, before mode switching is needed. The calibration data are stored in memory so that when switching between rigid and flexible operating modes, the already-calibrated sensor data can be immediately activated without interruption. This eliminates the time loss associated with real-time calibration during mode transitions.
Solution Approach 2:
The patent uses copying by creating and storing calibration data copies for both sensor assemblies simultaneously. Instead of having only one active calibration set, the system maintains calibrated data for both rigid-mode and flexible-mode sensor assemblies, allowing immediate switching between modes without recalibration. The control unit selects which calibration data to use based on the current operating mode.
2Adaptability or versatility
If manual deactivation and recalibration of sensor assemblies is performed when switching between operating modes, then mode switching capability is achieved, but operational efficiency decreases
Solution Approach 1:
The system performs calibration of both sensor assemblies in advance and stores the calibration data in memory. This preliminary calibration action ensures that when mode switching is required, the already-calibrated data can be immediately activated, maintaining high operational efficiency without sacrificing adaptability.
Solution Approach 2:
The patent ensures continuity of useful action by maintaining calibrated sensor data for both operating modes simultaneously. The control unit can seamlessly switch between rigid-mode and flexible-mode calibration data without interruption, ensuring continuous harvesting operation and maintaining productivity while enabling mode adaptability.
3Adaptability or versatility
If sensor assemblies are deactivated manually by removal or transferring to parking position, then mode switching is enabled, but device complexity increases and operation becomes more difficult
Solution Approach 1:
The system applies self-service by automatically managing sensor assembly activation and calibration data selection. The control unit automatically determines which sensor assembly (rigid-mode or flexible-mode) should be active based on the current operating mode and automatically selects the appropriate calibration data from memory, eliminating the need for manual sensor assembly handling.
Solution Approach 2:
The patent uses copying to store calibration data from both sensor assemblies in memory. Instead of requiring manual physical switching or deactivation of sensor assemblies, the system creates digital copies of calibration data that can be instantly switched between modes through software control, greatly simplifying operation.
Data Source
AI summary
A cutting unit (1) that has a cutter bar (6) that is operated rigidly or flexibly, depending on the harvest conditions, which can be operated in at least two different operating modes, wherein the cutting unit (1) includes a first sensor assembly (1) disposed on the cutting unit (1) that can be deactivated, which is for operating the cutting unit (1) in a first operating mode, and a second sensor assembly (17) for operating the cutting unit (1) in a second operating mode, wherein, when switching between the at least two operating states, the first sensor assembly (13) or the second sensor assembly (17) is activated without interruption in operation, to execute a distance determination, depending on the selected operating mode.