Thermally Decoupled Laminating Units for Multi-Layer Substrate Stacks
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Solution Overview
Problem
Existing laminating devices for multi-layer substrate stacks are inefficient in reducing lamination time and require complex, expensive setups with sequential heating and cooling processes.
Innovation Solution
A laminating device with thermally decoupled heating and cooling units that form jointly movable upper and lower laminating units, allowing for simultaneous movement and quick switching between heating and cooling phases, along with a guide device for rapid positioning and unloading, enables faster heating and cooling of substrate layers and the laminated composite body.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If sequential heating and cooling presses are used to increase production capacity, then productivity is improved, but device complexity increases and installation space requirements increase
Solution Approach 1:
The patent combines heating and cooling devices into a single integrated press that can perform both functions sequentially. The press contains both heating elements and cooling elements, allowing it to first heat the laminate to bonding temperature and then cool it for demolding, eliminating the need for separate heating and cooling presses while maintaining high productivity
Solution Approach 2:
The press is designed as a multi-functional device that can perform heating, cooling, and pressing operations within a single unit. This universal device replaces multiple specialized presses, reducing device complexity and installation space while maintaining the ability to process multiple laminates in sequence
2Device complexity
If heating and cooling devices are thermally coupled, then structural simplicity is improved, but thermal interference occurs between heating and cooling processes
Solution Approach 1:
The press is divided into thermally independent zones with separate heating and cooling devices that do not share thermal pathways. This segmentation prevents thermal interference while maintaining structural integration, allowing heating and cooling to occur independently in different regions of the press
3Productivity
If lamination time is reduced by faster heating and cooling, then productivity is improved, but energy consumption increases
Solution Approach 1:
The press pre-heats and pre-cools thermal media (such as oil or water) in advance during idle periods or between cycles. This preliminary preparation allows rapid heating and cooling of the laminate when needed, reducing cycle time without requiring excessive energy input during the actual lamination 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
This configuration reduces lamination time, enhances energy transfer, and simplifies the control of the laminating process, improving the efficiency and quality of composite body production while minimizing process times and energy consumption.
Implementation Method 1
In the second heating press, the stack is heated to a laminating temperature so that the individual layers are laminated together
Implementation Method 2
In the first subsequent cooling press, the stack is cooled in a first stage and then completely cooled in the second cooling press
Data Source
Figure 1
Figure 2
Figure 3~4
AI summary
The invention relates to a laminating device and a method for laminating a stack (14) consisting of several substrate layers (12) into a composite body, with a base body (16), with a press table (19) on which or towards which the stack (14) can be positioned in a working position (35) for forming the composite body, with a heating device (31) and cooling device (32) provided above the press table (19), which form an upper laminating unit (29) that are thermally decoupled from each other and for the respective arrangement of the heating device (31) or cooling device (32) in a working position (35), wherein a heating device (31) and a cooling device (32) are provided below the press table (19), which form a lower laminating unit (30).which are thermally decoupled from each other and for the respective arrangement of the heating device (31) or cooling device (32) in the working position (35) the lower laminating unit (30) can be moved and the heating and cooling device (31, 32) of the upper laminating unit (29) and the lower laminating unit (30) are each designed as a jointly movable laminating unit (29, 30). (See Figure 1)