Press Pad Localized Thickening for Deep Surface Replication
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Solution Overview
Problem
Existing press painter technologies face challenges in reliably transferring pressure with high areas of press relief, leading to uneven surface structure formation and rapid hardening of the pressing material, which complicates the replication of deep surface structures.
Innovation Solution
A procedure for producing a press pad with localized thickening on high areas of the press plate, using materials like silicone elastomers, to enhance resistance and reduce thermal conductivity, ensuring even pressure transmission and slower hardening, allowing for precise replication of deep surface structures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a press plate with high raised areas is used to create deep surface structures, then the depth of surface structure replication is improved, but the resistance force varies considerably across the surface making reliable force transfer difficult
Solution Approach 1:
The press pad is designed with non-uniform thickness, featuring localized thickenings at specific positions corresponding to high raised areas of the press relief. This local quality variation allows the press pad to compensate for the varying resistance forces during pressing, ensuring reliable force transfer to deep surface structures while maintaining uniform pressure distribution across the press plate surface.
2Manufacturing precision
If pressure is applied to press deep relief structures into the compact, then the surface structure depth is improved, but the pressing material hardens rapidly making deep structure replication difficult
Solution Approach 1:
The press pad incorporates localized thickenings positioned at areas corresponding to high raised areas of the press relief. These thickenings provide additional material volume that delays the hardening process in critical areas, extending the working time available to replicate deep surface structures before the pressing material hardens completely.
3Ease of manufacture
If a uniform press pad is used, then the manufacturing process is simple, but it cannot compensate for varying resistance forces across different press relief areas
Solution Approach 1:
The press pad features localized thickenings at specific positions corresponding to high raised areas of the press relief, while maintaining uniform thickness in other areas. This selective thickening approach ensures reliable force distribution across varying press relief areas while keeping the manufacturing process relatively simple, avoiding the need for completely complex non-uniform structures.
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 press pad with thickening ensures reliable pressure transfer and slower hardening, enabling the precise formation of deep surface structures and improving the quality of artificially designed surfaces, such as natural wood grain patterns.
Implementation Method 1
The press pad has a thickening at this point... the press pad receives a thickening at that point... ensures... slower hardening
Implementation Method 2
material is applied to the fabric at least at one point... so that the press pad receives a thickening at that point... enhance resistance
Data Source
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AI summary
The present application relates to a method for producing a press pad (5) intended for use in a hydraulic hot press (2), comprising the following process steps: a) A design of a press plate (4) is specified, by means of which a surface of a pressing (3) to be pressed by means of the hot press (2) can be shaped, wherein the press plate (4) has a press relief (8) such that a surface structure (9) corresponding to the press relief (8) can be produced in the pressing (3) by pressing the press plate (4) into a surface layer of the pressing (3). b) A press pad (5) adapted to the dimensions of the press plate (4) is produced, wherein warp threads (17) and weft threads (18) are woven together to form a fabric (6).In order to provide a method for producing a press pad (5) with which improved press pads can be produced compared to the prior art, it is proposed according to the invention that, depending on the press relief (8), material (12) is applied to the fabric (6) at least at one location on at least one side of the press pad (5), wherein the location corresponds to a high area (10) of the press relief (8), so that the press pad (5) has a thickening (11) at that location.