Longitudinal Sheet Feeder for Digital Printers
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Solution Overview
Problem
Current laminar product feeder machines for digital printers require significant space and create safety hazards due to their perpendicular inlet design, which is different from flexographic machines, leading to inefficiencies and accidents in the digital printing sector.
Innovation Solution
A machine that feeds laminar products longitudinally to digital printers, featuring a base with a lift system, insertion module, rotation system for 90, 180, and 270-degree adjustments, and a squaring and scaling station, allowing continuous and efficient feeding without altering existing installations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If laminar product feeder machines use a perpendicular inlet design for digital printers, then the feeding process can be completed, but the space requirements increase significantly and safety hazards are created
Solution Approach 1:
The patent inverts the conventional perpendicular inlet design by implementing a longitudinal inlet configuration where the laminar product is fed in the same direction as the machine's forward movement. This inversion of the feeding direction fundamentally changes the spatial arrangement, allowing the machine to operate efficiently in a compact linear space rather than requiring a large perpendicular footprint.
2Ease of operation
If laminar product feeder machines use a perpendicular inlet design, then feeding can be performed, but operational safety is compromised due to created hazards
Solution Approach 1:
By inverting the feeding direction from perpendicular to longitudinal, the patent eliminates the safety hazards associated with perpendicular inlet designs. The longitudinal configuration allows for better operator visibility, reduced blind spots, and safer material flow that aligns with the machine's forward movement direction, thereby improving operational safety while maintaining feeding capability.
3Ease of operation
If feeder machines are aligned perpendicular to the digital printer inlet, then feeding is possible, but the work area becomes impossible in minimum space and parallel installation is prevented
Solution Approach 1:
The patent inverts the alignment configuration from perpendicular to longitudinal, which fundamentally enables parallel installation of multiple machines. The longitudinal inlet design allows machines to be arranged in parallel rows along the production line, maximizing space utilization and enabling flexible factory layouts that were impossible with perpendicular configurations.
Solution Approach 2:
The patent transitions from a two-dimensional perpendicular arrangement to a three-dimensional longitudinal arrangement that utilizes the length dimension of the production line. This dimensional change allows multiple machines to be stacked or arranged parallel to each other along the same production line, effectively increasing adaptability and versatility of the manufacturing space.
4Ease of operation
If perpendicular inlet design is used, then feeding can occur, but blind spots increase and visibility of machine operation is reduced
Solution Approach 1:
By inverting the inlet design from perpendicular to longitudinal, the patent eliminates blind spots and improves machine visibility. The longitudinal configuration aligns the material flow with the operator's line of sight and the machine's forward movement, ensuring that all operational areas are visible and well-lit, thereby improving both safety and monitoring capabilities.
Data Source
AI summary
The invention relates to a device for feeding products in sheets into an insertion device before a digital printer, including a lifting system for a stack of laminar elements, which in turn includes an extraction mechanism for the last board, an insertion system with an advance mechanism, a rotation system for the stack(s), a positioning stop, connected to an advance and reverse mechanism, a squaring and scaling station, able to create a loading and accumulating hopper, and a telescopically-adjustable transportation system, with the capacity to move the previously-scaled sheets until the insertion device is fed.