Rotary Embossing Tool for Braille Printing on Folder-Gluer
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Solution Overview
Problem
Existing methods for printing Braille on cardboard blanks are inefficient due to long adjustment times for embossing tools, reduced productivity, difficulty in separating embossed blanks, and limited flexibility in message placement, especially near edges or corners.
Innovation Solution
A device integrated with a folder-gluer that uses a single rotary embossing tool mounted in the folder-gluer, allowing for easier adjustment and operation without affecting overall productivity, facilitating blank separation, and enabling Braille printing anywhere on the blank, including near edges or corners.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If embossing tools are mounted on a platen press, then Braille printing can be performed, but adjustment time increases and productivity decreases
Solution Approach 1:
The embossing tool is extracted from the platen press and mounted on the folder-gluer instead. This eliminates the need for lengthy adjustment operations on the platen press while maintaining Braille printing capability. The folder-gluer's continuous operation mode ensures productivity is not compromised.
Solution Approach 2:
The embossing tool is designed with adjustable components that allow quick adaptation to different Braille configurations. The tool can be rapidly repositioned and reconfigured on the folder-gluer without requiring extensive adjustment time, enabling dynamic adaptation to various printing needs.
2Adaptability or versatility
If multiple embossing tools are mounted on the same platen, then multiple Braille messages can be printed, but adjustment time and complexity increase
Solution Approach 1:
Instead of mounting multiple embossing tools on the same platen, the invention uses a single embossing tool that is sequentially repositioned to different locations on the folder-gluer. This segmented approach simplifies the device while maintaining the capability to print multiple Braille messages at different positions on the packaging.
3Productivity
If embossed blanks are stacked for feeding, then continuous production is enabled, but protuberances fit together and become difficult to separate
Solution Approach 1:
The embossing operation is performed after the blanks are separated and fed individually through the folder-gluer, rather than embossing before stacking. This preliminary timing prevents the protuberances from fitting together in the stack, making separation easy while maintaining continuous production capability.
4Productivity
If embossed blanks are fed through the folder-gluer, then continuous processing is achieved, but protuberances are crushed and readability decreases
Solution Approach 1:
The embossing operation is performed at the appropriate stage in the continuous processing line, after blanks are individually fed and positioned. This timing ensures that the protuberances are created when they will not be subjected to crushing forces from stacking, thereby maintaining Braille readability while achieving continuous processing.
5Stability of the object's composition
If tools are held by supports with wheelbase, then structural stability is provided, but message placement flexibility is limited
Solution Approach 1:
The embossing tool is mounted on the folder-gluer with adjustable positioning mechanisms that allow it to be dynamically repositioned to any location on the blank. This dynamic mounting system maintains structural stability during operation while providing complete flexibility in message placement, including near edges and corners.
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
Improves overall productivity by reducing adjustment time, enhances Braille message readability by preventing protuberance crushing, and offers greater flexibility in message placement without compromising productivity.
Implementation Method 1
printing Braille characters on a cardboard blank by means of a rotary embossing tool
Data Source
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AI summary
Device for printing braille characters on cardboard cutouts moving through a folder-gluer along a substantially planar trajectory (F) comprising rotating embossing tools (5, 6) carried by two respective parallel shafts (7, 8) mounted for rotation on either side of the plane of said trajectory (F) to print said braille characters on said cutouts during their movement through said folder-gluer.