Baumkuchen Baking Machine Automated Layer Doneness Control
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Solution Overview
Problem
Conventional Baumkuchen baking machines lack automation in determining the doneness of each batter layer, requiring skilled operation to achieve appropriate baking.
Innovation Solution
A control apparatus for a Baumkuchen baking machine that includes a computer to acquire images of the batter's outer surface, decide on the optimal baking time based on the baked color, and control the movement of the roller between baking and batter application positions, using machine learning models to replicate the determination process of a skilled operator.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If automated control is implemented to determine doneness of batter layers, then productivity and consistency are improved, but measurement precision and detection capability requirements increase
Solution Approach 1:
The patent uses color changes of the batter surface as the primary detection indicator for doneness. The camera captures color information from the outer peripheral surface of the rotating spit, and the controller determines baking completion based on color transformation, which is a direct and reliable visual indicator of cooking state.
Solution Approach 2:
The patent replaces manual mechanical inspection with an automated optical detection system. Instead of requiring a skilled operator to visually inspect and manually determine doneness, the system uses a camera and image processing algorithms to automatically detect color changes and determine baking completion.
2Manufacturing precision
If skilled manual operation is used to control baking, then manufacturing precision of doneness is maintained, but productivity decreases and labor requirements increase
Solution Approach 1:
The patent creates a digital copy of the batter surface through camera imaging, allowing repeated analysis without physical contact. The image processing system analyzes color information from multiple captured images to determine doneness, replicating the skilled operator's judgment but enabling continuous automated monitoring and faster processing.
Solution Approach 2:
The system implements real-time feedback by continuously capturing images of the rotating spit during baking, analyzing color changes in each frame, and automatically adjusting or confirming baking completion based on the detected color transformation. This closed-loop feedback ensures consistent quality while maintaining high productivity.
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
Enables automated control of the Baumkuchen baking machine to achieve appropriate doneness for each layer, improving the baking process by ensuring consistent quality without requiring skilled operation.
Implementation Method 1
an image acquisition process for acquiring, from a camera photographing a portion of an outer peripheral surface of the layered batter of a Baumkuchen on the roller, a group of images of the outer peripheral surface of the batter
Implementation Method 2
an oven; a roller capable of moving between a baking position for the oven and a batter application position
Data Source
AI summary
An Baumkuchen baking machine is automatically controlled to achieve the appropriate doneness of each layer of a Baumkuchen rotating in the oven. A Baumkuchen baking machine 1 includes an oven 2, a batter container 4, and a roller 3. The control apparatus includes a computer that controls movement of the roller 3 having layered batter of a Baumkuchen thereon from the batter application position to the baking position for the oven 2 and the movement of the roller from the baking position for the oven 2 to the batter application position. The computer is configured to perform an image acquisition process for acquiring, from a camera 7, a group of images of the outer peripheral surface of the rotating batter covering at least one entire turn, and a decision process for deciding on a point of time at which the roller 3 is to be moved from the baking position to the batter application position based on the baked color of the outer peripheral surface of the batter indicated by the group of images.