Baking Pan Oiling Control with Pan Detection and Flow Monitoring
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Solution Overview
Problem
Existing pan oiling systems in industrial comestible production fail to reliably deposit oil onto baking pans, leading to reduced production efficiency and potential damage to pans due to improper operation, and lack effective notification mechanisms for maintenance.
Innovation Solution
A baking pan oiling device with a control unit that uses sensors to monitor oil flow and pan presence, intermittently delivers oil, and communicates errors via a network to ensure consistent and reliable oiling, with adjustable nozzles and conveyors for various pan sizes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If continuous oil spraying is used, then oil deposition consistency is improved, but oil waste and system complexity increase
Solution Approach 1:
The system employs intermittent oil spraying cycles controlled by a programmable logic controller (PLC) that activates the oil pump and nozzle system only during required intervals based on pan detection, rather than continuous operation. This periodic action maintains consistent oil deposition on pans while significantly reducing oil waste compared to continuous spraying systems.
Solution Approach 2:
The system incorporates sensors that detect pan presence and position, providing feedback to the PLC which adjusts oil spraying timing and duration accordingly. This feedback mechanism ensures oil is deposited consistently on each pan while preventing overspraying and waste, resolving the contradiction between deposition consistency and oil waste.
2Productivity
If manual pan oiling operation is used, then system complexity is reduced, but production efficiency and consistency deteriorate
Solution Approach 1:
The system is designed to automatically detect pans via sensors, activate oil spraying without manual intervention, and monitor the oiling process itself. The PLC-controlled system performs self-regulation of spray timing and duration, eliminating the need for manual operation while maintaining high production efficiency and consistent oil deposition.
Solution Approach 2:
Manual mechanical oiling operations are replaced with an automated electro-mechanical system comprising sensors, PLC control, electrically actuated pumps, and electronically controlled nozzles. This substitution increases productivity through automation while the modular design keeps system complexity manageable through standardized components and control logic.
3Stability of the object's composition
If automated pan detection and oiling is implemented, then production consistency is improved, but device complexity and cost increase
Solution Approach 1:
The automated system is divided into discrete functional modules: pan detection sensors, PLC control unit, oil pump system, nozzle assembly, and conveyor integration. Each module performs a specific function and can be independently adjusted or maintained. This segmentation achieves consistent production results while managing complexity through modular architecture.
Solution Approach 2:
The PLC-controlled system serves multiple functions: detecting pan presence, determining pan position, controlling spray timing, regulating spray duration, and monitoring oil flow. This multi-functionality in a single integrated control system improves production consistency across various pan types and sizes while avoiding the complexity of separate dedicated devices for each function.
4Loss of substance
If intermittent oil spraying is used, then oil waste is reduced, but oil deposition consistency may deteriorate
Solution Approach 1:
The intermittent spraying system uses precisely timed periodic cycles activated by pan detection. The PLC controls the oil pump and nozzles to spray only during the brief interval when a pan is in the optimal position, creating periodic action that reduces waste while maintaining consistent deposition on each pan through controlled timing and duration of each spray cycle.
Solution Approach 2:
The system dynamically adjusts spraying parameters including oil flow rate, spray duration, and spray timing based on real-time pan detection data. By changing these parameters intermittently rather than continuously, the system reduces overall oil consumption while maintaining consistent deposition quality on each pan through optimized parameter settings for each spray event.
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
Enhances production efficiency by maintaining pan glaze integrity, reduces maintenance downtime, and provides real-time notification of system malfunctions, ensuring consistent oil deposition across varying production conditions.
Implementation Method 1
A first sensor may be configured to generate signals corresponding to a sensed presence of movement of oil through the oil supply and to generate signals corresponding to a sensed absence of movement of oil through the oil supply
Implementation Method 2
a second sensor configured to sense when one of the plurality of baking pans is received at the baking pan oiling device
Implementation Method 3
The oil supply may be configured to deliver oil to the nozzle intermittently during the pan oiling operation such that the nozzle intermittently sprays the oil onto the baking pans
Data Source
AI summary
A method for implementing a pan oiling operation using a baking pan oiling device involves receiving, at a control unit, signals from a first sensor corresponding to a sensed presence and absence of movement of oil through an oil supply; receiving, by the control unit, signals from a second sensor corresponding to a sensed receipt of each of a plurality of baking pans at the baking pan oiling device; causing a nozzle coupled to the oil supply to deliver oil after sensing when the baking pans are received during the pan oiling operation such that the nozzle sprays the oil onto each of the plurality of baking pans; and evaluating the signals generated by the first and second sensor such that the control unit is configured to cause the nozzle to cease spraying in response to determining the absence of the movement of oil during the pan oiling operation.