Adjustable Serpentine Rolling Mill for Offset and Camber Control
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Solution Overview
Problem
Current serpentine rolling mills for dissimilar metals have fixed offset displacement, require multiple mills for different materials, high operating costs, and struggle with precise control of offset displacement parameters.
Innovation Solution
A device with adjustable offset distance in serpentine rolling, incorporating dovetail-shaped wedge blocks, telescopic hydraulic cylinders, lifting hydraulic cylinders, and a plate camber measuring instrument, allowing for precise adjustment and closed-loop control of the rolling process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed offset displacement serpentine rolling mill is used, then the structure is simple, but it cannot meet the rolling offset displacement parameters for different materials and specifications
Solution Approach 1:
The patent applies the dynamics principle by making the offset displacement adjustable rather than fixed. The lower work roll is designed to be movable relative to the upper work roll through a driving mechanism, allowing the offset displacement to be dynamically changed according to different material and specification requirements. This transforms a static structure into a dynamic one that can adapt to various rolling parameters.
Solution Approach 2:
The patent implements universality by designing a single serpentine rolling mill that can handle multiple materials and specifications through adjustable offset displacement. The unified rolling mill structure with adjustable parameters replaces the need for multiple fixed-purpose rolling mills, enabling one device to perform multiple functions for different composite materials and product specifications.
2Adaptability or versatility
If multiple serpentine rolling mills are used to meet different offset displacement parameters, then the adaptability is improved, but the operating costs increase
Solution Approach 1:
The patent applies universality by creating a single rolling mill that can serve multiple material and specification requirements through adjustable offset displacement. This eliminates the need to operate multiple separate rolling mills for different materials, thereby reducing energy consumption, maintenance costs, and overall operating expenses while maintaining full adaptability.
Solution Approach 2:
The patent merges the functions of multiple fixed rolling mills into a single unified device with adjustable parameters. By combining the capabilities of what would have been separate rolling mills into one machine with variable offset displacement, the system achieves the same adaptability while consolidating resources and reducing operational costs.
3Manufacturing precision
If a single serpentine rolling mill is used, then the device complexity is reduced, but it is difficult to precisely control the offset displacement parameters
Solution Approach 1:
The patent implements feedback control by incorporating a monitoring component that detects the actual offset displacement between upper and lower work rolls and feeds this information back to the control system. This closed-loop feedback mechanism enables precise control and accurate maintenance of the required offset displacement parameters, ensuring manufacturing precision while managing control system complexity through automated monitoring.
4Strength
If conventional rolling bonding process is used, then the production efficiency is high, but the bonding strength at composite interface is low
Solution Approach 1:
The patent applies dynamics by implementing serpentine rolling with adjustable offset displacement that creates dynamic shear forces at the composite interface during rolling. This dynamic deformation process, where the lower work roll is offset relative to the upper work roll, generates intense shear forces that significantly improve bonding strength at the interface while maintaining production efficiency through the continuous rolling process.
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 precise adjustment of offset displacement for different materials and specifications, improving bonding strength and plate shape quality while reducing production costs and enhancing production efficiency.
Implementation Method 1
telescopic components include two telescopic hydraulic cylinders
Implementation Method 2
the offset moving components include two first dovetail-shaped wedge blocks and two second dovetail-shaped wedge blocks
Implementation Method 3
the lifting components include two lifting hydraulic cylinders
Implementation Method 4
the monitoring component includes a plate camber measuring instrument
Implementation Method 5
form a certain displacement difference in the rolling direction between the upper and lower roll systems and generate a strong shear force at the composite interface
Data Source
AI summary
A device for a rolling mill with an adjustable offset distance in serpentine rolling and a method thereof are provided. The device includes a frame, offset moving components, upper and lower work rolls, telescopic components, lifting components, and a monitoring component. The offset moving components are connected to a middle of the frame, and the offset moving components are connected to the lower work roll bearing seats, and the lower work roll bearing seats are connected to the lower work roll; the offset moving components are fixedly connected to the telescopic components; a top of the frame is fixedly connected to the lifting components, and the lifting components are fixedly connected to upper work roll bearing seats, and the upper work roll bearing seats are connected to the upper work roll, and the monitoring component is provided at a rolling exit of the frame.