Induction Coil Field Former Sensing for Precise Heating Adjustment
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Solution Overview
Problem
Existing induction heating units face challenges in optimizing the shape of alternating fields generated by induction coils, leading to inefficient heating processes and potential misadjustments of tool holders, which can result in increased energy consumption and uneven heating.
Innovation Solution
An induction heating unit adjustment device with a field forming unit and an electronic sensor unit that allows for manual adjustment and sensing of field former elements, enabling optimal shaping and shielding of the alternating field, minimizing misadjustments and optimizing the heating process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If manual adjustment of field former elements is performed without sensing, then device complexity is reduced, but manufacturing precision deteriorates due to misadjustment risks
Solution Approach 1:
The patent implements an electronic sensing system that detects the position and type of field former elements, providing feedback to indicate whether the elements are correctly positioned. This feedback mechanism allows operators to verify adjustments without increasing the physical complexity of the manual adjustment process itself.
Solution Approach 2:
The sensing system automatically detects and verifies the configuration of field former elements without requiring additional manual intervention or complex adjustment mechanisms. The system self-verifies the setup, reducing the need for complex interlocking mechanisms or guided adjustment paths.
2Ease of operation
If field former elements are manually adjusted without sensing, then ease of operation is improved, but reliability deteriorates due to undetected misadjustments
Solution Approach 1:
The electronic sensing system provides immediate feedback on the position and type of field former elements, allowing operators to confirm correct setup before initiating the heating process. This maintains operational simplicity while ensuring reliability through verification.
Solution Approach 2:
The sensing system performs preliminary verification of field former element configuration before the heating process begins. This preliminary check ensures that adjustments are correct without interfering with the simplicity of the manual adjustment operation.
3Device complexity
If field shape is not optimized for different tool holders, then device complexity is reduced, but energy consumption increases due to inefficient heating
Solution Approach 1:
The system dynamically adapts the field formation configuration to match different tool holder types and positions. By sensing the specific configuration and adjusting the field former elements accordingly, the system optimizes energy efficiency for each heating scenario without requiring a completely different device for each tool type.
Solution Approach 2:
The system changes the physical parameters of the field formation (positions and types of field former elements) based on the detected tool holder configuration. This allows optimization of heating efficiency for different tools while using a single versatile device.
4Ease of operation
If field former elements are not precisely positioned, then ease of operation is improved, but heating precision deteriorates leading to uneven heating
Solution Approach 1:
The sensing system provides feedback on the precise position of field former elements, allowing operators to easily adjust elements and then verify their positions. This maintains operational ease while ensuring heating precision through confirmation of correct positioning.
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 ensures efficient and energy-saving heating by optimizing the field shape for different tool holders, reducing the risk of overheating and enhancing user-friendliness through real-time feedback and precise adjustments.
Implementation Method 1
An induction heating unit adjustment device for an adjustment of at least one field shape of an alternating field, in particular of a magnetic field shape of an induction magnetic field, of an induction coil
Implementation Method 2
The alternating field is in particular configured to induce in a tool holder, in particular in a preferably metallic, preferentially ferromagnetic, paramagnetic or diamagnetic, material that surrounds the tool receiving region of the tool holder, eddy currents which in their turn heat the material
Implementation Method 3
eddy currents which in their turn heat the material
Implementation Method 4
a field forming unit, in particular a field re-forming unit, which is configured for a, preferably variable, shaping and/or shielding of the alternating field generated by the induction coil
Data Source
AI summary
The invention is based on an induction heating unit adjustment device (44a; 44b) for an adjustment of at least one field shape of an alternating field of an induction coil (10a; 10b) of an induction heating unit (12a; 12b), with a field forming unit (14a; 14b) which is configured for a, preferably variable, shaping and/or shielding of the alternating field generated by the induction coil (10a; 10b), comprising at least one field former element (16a; 16b) and a field former receiving unit (18a; 18b), which is configured to hold the field former element (16a; 16b) in and/or on the induction heating unit (12a; 12b).It is proposed that the induction heating unit adjustment device (44a; 44b) comprises an electronic sensor unit (20a; 20b), which is configured for sensing a type and/or a position of the field former element (16a; 16b) that is held in and/or on the induction heating unit (12a; 12b) by the field former receiving unit (18a; 18b), and for outputting an electronic measurement signal.