Vertical Inkjet Printer with Telescopic Beam for Wall Printing
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Solution Overview
Problem
Existing printers face challenges in achieving flawless image coverage on vertical surfaces due to limitations in mobility, adaptability to varying substrate widths and heights, and irregularities, leading to potential loss of image quality.
Innovation Solution
An integrated vertical inkjet printer with a controller, main trolley, and printing assembly featuring a vertical telescopic tandem beam system, automatic floor-leveling, and inkjet printing head assemblies mounted above and below a platform, along with UV LEDs for curing, enabling smooth and accurate printing on vertical substrates.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed horizontal printer is used, then printing stability is maintained, but adaptability to varying substrate dimensions is lost
Solution Approach 1:
The patent implements a dynamic printing system with vertical and horizontal movement capabilities. The printing assembly can move vertically along guide rails and horizontally along the substrate surface, allowing adaptation to various substrate dimensions while maintaining printing precision through motorized control and encoder feedback systems.
Solution Approach 2:
The printer is divided into modular components including a main body, movable printing assembly, and separate positioning systems. This segmentation allows independent optimization of each module's function while enabling overall system adaptability to different printing requirements.
2Area of stationary object
If printing heads are positioned far from substrate edges, then printing quality is maintained, but image coverage is reduced
Solution Approach 1:
The patent employs encoder systems that provide real-time feedback on the printing assembly's position relative to the substrate. This feedback enables precise control of the printing heads' movement, allowing operation close to substrate edges while maintaining printing precision through continuous position monitoring and adjustment.
Solution Approach 2:
The system replaces traditional fixed mechanical positioning with motorized linear actuators and belt-driven mechanisms that enable controlled movement of printing heads to optimal positions close to substrate edges, maximizing coverage while maintaining precision through electronic control.
3Measurement precision
If manual positioning is used, then setup time is reduced, but positioning accuracy deteriorates
Solution Approach 1:
The printer incorporates automatic leveling and positioning systems that self-adjust to the substrate surface without manual intervention. The system uses sensors and encoders to automatically determine substrate geometry and adjust printing head positions, achieving high positioning accuracy while minimizing setup time.
Solution Approach 2:
The system dynamically adjusts positioning parameters based on real-time substrate measurements. Encoders and sensors detect substrate characteristics and automatically modify printing parameters and head positions to optimize both accuracy and setup efficiency.
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 printer ensures flawless image coverage on vertical surfaces by providing mobility, automatic leveling, and adaptability to varying substrate dimensions without compromising image quality, allowing for efficient printing on walls, glass, or other substrates with minimal installation time.
Implementation Method 1
a first motor configured to drive the platform vertically
Implementation Method 2
a second motor configured to drive the first printing beam along the second printing beam
Implementation Method 3
along with UV LEDs for curing
Data Source
AI summary
An integrated vertical inkjet printer for printing on a vertical substrate, comprising: a controller; a main trolley carrying a main trolley body; and a printing assembly, comprising: a plurality of inkjet printing head assemblies mounted on a platform; a vertical telescopic tandem beam system comprising: a first printing beam, wherein said platform is slidable along said first printing beam; and a second printing beam detachably insertable between said first printing beam and said main trolley body, a first motor configured to drive said platform vertically; and a second motor configured to drive said first printing beam along said second printing beam.