Float Glass Cutting Device with Adjustable Rails
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Solution Overview
Problem
Existing float glass manufacturing processes require different installations and cutting methods for producing glass with smooth and structured surfaces, leading to inefficiencies and the need for additional equipment changes, as well as altered cutting procedures, which disrupt the production flow and increase operational costs.
Innovation Solution
A device and method that enable cutting to length of float glass strips simultaneously from above and below, using adjustable running rails and counterpressure rollers to accommodate varying surface structures, allowing for continuous operation without changing installations, and utilizing sensors to adjust air pressure and cutting carriage speed for precise cutting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If different installations are used for manufacturing glass with smooth and structured surfaces, then the cutting requirements for each surface type can be met, but the device complexity and operational costs increase
Solution Approach 1:
The patent applies universality by designing a single cutting installation that can handle both smooth and structured glass surfaces. The cutting device is equipped with adjustable parameters including cutting speed, air pressure, and roller pressure that can be modified according to the glass type, allowing one installation to perform multiple functions previously requiring separate dedicated installations
Solution Approach 2:
The patent implements dynamics through adjustable cutting parameters that can be changed during operation. The cutting speed, air pressure, and roller pressure are not fixed but can be dynamically adjusted based on whether the glass has a smooth or structured surface, enabling the same installation to adapt to different cutting requirements without physical reconfiguration
2Manufacturing precision
If different cutting methods are used for smooth and structured glass surfaces, then optimal cutting results are achieved, but production flow is disrupted and operational costs increase
Solution Approach 1:
The cutting method dynamically adjusts multiple parameters including cutting speed, air pressure, and roller pressure based on the glass surface type. For structured glass, the system reduces cutting speed and adjusts air pressure to prevent surface damage while maintaining cutting effectiveness, allowing continuous production without method changes
Solution Approach 2:
The system incorporates feedback mechanisms where sensors detect the glass surface type and automatically adjust cutting parameters. This closed-loop control ensures optimal cutting conditions are maintained for both smooth and structured glass without manual intervention or production interruptions
3Manufacturing precision
If additional equipment changes are made when switching between smooth and structured glass production, then cutting requirements are met, but production time and costs increase
Solution Approach 1:
The installation features dynamically adjustable parameters that can be changed during operation without physical equipment changes. The cutting speed, air pressure, and roller pressure are controlled through a system that allows rapid parameter adjustment between different glass types, eliminating the time-consuming equipment changes previously required
Data Source
AI summary
The invention relates to a device and a method for trimming a float glass strip that has a normal or structured surface, comprising the following features: a) a cutting slide having a lower running rail and a cutting slide having an upper running rail for a bottom cut for a structured surface or a top cut for a normal surface, wherein both running rails are arranged at an acute angle to the running direction of the glass strip and this angled position can be adjusted; b) a number of counter pressure rollers for the lower cutting slide; c) a hold-down apparatus (6) having a breaking roller (20) and a front hold-down roller (21) for a bottom cut; d) a hold-down apparatus (15) having a breaking roller (14) and a rear hold-down roller (18) for a top cut; e) apparatuses (10, 11, 12) for measuring the advance speed of the glass strip (11) and the current length of the glass strip.