Induction Coil Machining Layout for In-Process Cutting and Quenching
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Solution Overview
Problem
Existing machining apparatuses struggle to efficiently perform both cutting treatment and heat treatment, such as quenching, on workpieces, particularly due to limitations in heating systems and the need for improved coil disposition relative to the workpiece.
Innovation Solution
A machining apparatus that incorporates a support mechanism, a cutting mechanism, and a heat treatment mechanism with induction heating using a movable coil, along with recovery mechanisms for cutting fluid and coolant, to enable efficient and continuous cutting and heat treatment, while minimizing axial deflection and facilitating coil movement relative to the workpiece.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a machining apparatus performs both cutting treatment and heat treatment, then productivity increases, but device complexity increases
Solution Approach 1:
The patent combines cutting treatment and heat treatment functions into a single machining apparatus. The heat treatment mechanism with induction heating coil is integrated alongside the cutting mechanism, allowing both operations to be performed on the workpiece within one apparatus, thereby improving productivity while managing device complexity through functional integration
Solution Approach 2:
The machining apparatus is designed with multi-functionality to perform both cutting treatment and heat treatment operations. The support mechanism can accommodate different treatment modes, and the heat treatment mechanism with movable coil provides versatile heating capabilities, enabling the apparatus to handle multiple manufacturing tasks
2Speed
If induction heating is used for heat treatment, then heating speed and temperature accuracy improve, but energy consumption increases
Solution Approach 1:
The patent replaces conventional thermal heating systems with induction heating technology. The induction heating coil generates electromagnetic fields that directly induce eddy currents in the workpiece, converting electrical energy directly into heat within the workpiece material. This substitution achieves rapid and accurate heating while improving energy efficiency by reducing heat loss to the surrounding environment
Solution Approach 2:
The heat treatment mechanism allows for precise control of heating parameters including temperature, heating speed, and heating zone through the induction heating system. The movable coil can be positioned at different distances from the workpiece and adjusted along the workpiece length, enabling dynamic parameter changes to optimize heating efficiency and reduce energy consumption for different processing requirements
3Adaptability or versatility
If the coil is movable relative to the workpiece, then heat treatment can be performed on desired locations, but device complexity increases
Solution Approach 1:
The heat treatment mechanism features a movable coil that can be dynamically positioned relative to the workpiece. The coil can move along the length of the workpiece and adjust its distance from the workpiece surface, enabling heat treatment at different locations and with varying heating intensities. This dynamic positioning capability provides flexibility for selective heat treatment while using relatively simple mechanical movement mechanisms
Solution Approach 2:
The heating system is designed with a segmented approach where the induction coil can be independently positioned and controlled. The movable coil allows different sections of the workpiece to be heated separately, enabling localized heat treatment. This segmentation of the heating function provides versatility without requiring a completely complex system architecture
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 apparatus achieves efficient and high-quality heat treatment by accurately and rapidly heating the workpiece to desired temperatures, allowing for continuous processing and uniform temperature distribution, with the ability to reuse cutting fluid and coolant.
Implementation Method 1
The heat treatment mechanism includes a coil that performs induction heating on the workpiece
Data Source
AI summary
A machining apparatus includes: a support mechanism that supports a workpiece; a cutting mechanism that cuts the workpiece that has been supported by the support mechanism; and a heat treatment mechanism that performs heat treatment on the workpiece that has been supported by the support mechanism. The heat treatment mechanism includes a coil that performs induction heating on the workpiece. The coil and the workpiece that has been supported by the support mechanism are movable relative to each other.