Print Head Alignment Interface Using Color-Coded Digital Objects
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Solution Overview
Problem
Existing printing apparatus user interfaces are cumbersome for aligning multiple print heads, requiring users to manually adjust distances while considering mutual influences, often resulting in suboptimal print quality with visible lines due to incorrect alignment.
Innovation Solution
A user interface with color-coded digital objects for each pair of neighboring print heads, allowing users to intuitively adjust the distance between them by changing the color, which corresponds to the overlap of nozzles, enabling proportional adjustments to correct alignment issues.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual distance adjustment is used for aligning print heads, then alignment precision can be improved, but the operation complexity and time consumption increase significantly
Solution Approach 1:
The patent applies color-coded visual indicators to represent different alignment states and distances between print heads. Each print head or alignment indicator is assigned a color that changes based on its positional relationship with neighboring print heads, allowing users to intuitively understand alignment status without complex measurements or calculations.
Solution Approach 2:
The patent transforms the one-dimensional distance adjustment problem into a two-dimensional visual interface where users can see multiple print heads and their relative positions simultaneously on a display screen. This dimensional transformation allows users to grasp the overall alignment state at a glance and make coordinated adjustments without mentally tracking multiple distance parameters.
2Manufacturing precision
If users manually adjust print head positions, then alignment can be achieved, but the risk of user errors increases due to mutual influences between adjacent print heads
Solution Approach 1:
The patent implements a feedback mechanism where the system automatically calculates and displays the current alignment state of print heads based on their positions. The visual indicators provide real-time feedback to users about whether adjustments are needed and in which direction, allowing users to make informed decisions and verify the effects of their adjustments, thereby reducing errors caused by mutual influences between adjacent print heads.
Solution Approach 2:
The patent introduces an intermediary software layer that mediates between the user's adjustment commands and the actual print head positions. This intermediary automatically computes the optimal adjustment strategy considering all mutual influences, translates user intentions into precise movement commands, and predicts the final alignment outcome, thereby insulating users from the complexity of interdependent adjustments.
3Ease of operation
If color-coded digital objects are used for each print head pair, then ease of operation improves, but the device complexity increases
Solution Approach 1:
The patent segments the alignment interface into independent color-coded digital objects, each representing a specific print head or print head pair. Each segment can be individually identified, adjusted, and monitored, allowing the complex multi-print-head alignment problem to be broken down into simpler, independently manageable units while maintaining overall system coordination.
Data Source
AI summary
A user interface for a printing apparatus, the printing apparatus including a plurality of print heads and an apparatus control system, each of the plurality of print heads being movable in a first direction, includes a display including a window. The display is configured to be connected to the apparatus control system and arranged to visualize an aligning of the plurality of print heads in the window. The window includes, for each pair of neighboring print heads in the first direction of the plurality of print heads, a user operable digital object. A color of the user operable digital object is changeable by means of a color function on the window for selecting a color for the user operable digital object. Upon a change of the color of the user operable digital object by means of the color function, a change in a distance in the first direction between the corresponding pair of neighboring print heads is determined, the change in distance being proportional to the change of the color of the user operable digital object.