Haymaking Machine Tine Arm Sensor Feedback
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Solution Overview
Problem
Operators of haymaking machines face a complex and stressful process due to the need for continuous monitoring of machine parameters and manual adjustments to ensure optimal performance and prevent damage, leading to potential damage detection delays and suboptimal work results.
Innovation Solution
Integration of a sensor and control device in the haymaking machine that detects tine arm malfunctions, such as bending or missing tine arms, by analyzing measurement signals from a sensor, allowing for early detection of operational issues and automatic adjustments to prevent consequential damage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the operator continuously monitors machine parameters and performs visual inspections, then the machine performance is optimized and damage is prevented, but the operator's workload increases and damage detection is delayed
Solution Approach 1:
The haymaking machine performs self-monitoring through integrated sensors that automatically detect tine arm malfunctions, crop obstacles, and operational parameters without requiring continuous operator attention. The system serves itself by generating measurement signals and triggering alerts autonomously.
Solution Approach 2:
The control device receives continuous feedback from multiple sensors monitoring machine operation, tine arm position, and crop conditions. This feedback loop enables real-time detection of malfunctions and automatic adjustments, replacing manual monitoring with automated information feedback to the operator.
2Productivity
If manual monitoring and adjustment is performed, then optimal harvesting results are achieved, but the process is time-consuming and strenuous
Solution Approach 1:
Manual monitoring and adjustment actions are replaced by an automated control system that uses sensors to detect malfunctions and triggers appropriate responses. The mechanical system of manual observation and adjustment is substituted with an electronic control system that continuously monitors and autonomously manages machine operation.
Solution Approach 2:
The machine autonomously monitors its own operational state, detecting tine arm malfunctions, crop obstacles, and performance parameters without external intervention. This self-service capability eliminates the time-consuming manual monitoring process while maintaining optimal harvesting results.
3Reliability
If the operator performs regular visual inspections, then machine performance is assessed, but damage detection is delayed and consequential damage occurs
Solution Approach 1:
A network of sensors provides continuous feedback on machine operation, tine arm integrity, and crop conditions. The control device processes this feedback information to detect malfunctions immediately when they occur, enabling accurate and timely detection without relying on delayed visual inspections by the operator.
Solution Approach 2:
Visual inspection methods are replaced with electronic sensing systems that automatically detect tine arm malfunctions, missing tines, and crop obstacles. This substitution increases detection accuracy while managing system complexity through integrated control electronics that process sensor signals and generate appropriate alerts.
Data Source
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AI summary
The present invention relates to a haymaking machine, in particular a rotary tedder or rotary rake, with a frame on which at least one turning or raking rotor is arranged, which in a working position relative to the frame can be driven about a rotor axis of rotation in a rotary direction, and which has at least two or more tine arms with tines for turning or raking the crop, which are oriented towards the ground at least temporarily, wherein the tine arms are arranged uniformly distributed in a circumferential direction around the rotor axis of rotation and are oriented in an approximately radial direction to the rotor axis of rotation, wherein a sensor is arranged on the frame which is configured to continuously detect the passage of the tine arms past the sensor during operation of the turning or raking rotor, wherein the haymaking machine comprises a control device which interacts with the sensor.to infer the operating state of the reversing or turning gyroscope from a measurement signal transmitted by the sensor to the control unit. The present invention further relates to a work train comprising a tractor and such a haymaking machine.