Print Roller Mounting Assembly for Tool-Free Label Stock Changeover
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Solution Overview
Problem
Existing food product scales and printers face challenges in efficiently replacing worn print rollers and switching between liner-based and linerless label stock setups, requiring tool-assisted processes that are cumbersome and time-consuming.
Innovation Solution
A print roller mounting system with a support assembly that allows for tool-free removal and replacement, featuring a primary and secondary support base with mating dovetail shapes and a rotating end cap for easy installation and removal, enabling seamless conversion between liner-based and linerless setups.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional print roller mounting systems are used, then the print roller is securely retained, but tool-assisted removal and replacement is required which is cumbersome and time-consuming
Solution Approach 1:
The mounting system is divided into distinct segments: a fixed support base attached to the printer frame, and a removable support base that holds the print roller. This segmentation allows the print roller to be easily detached by removing the removable support base, eliminating the need for tools and reducing replacement time while maintaining secure retention during operation.
2Adaptability or versatility
If fixed support structures are used for print roller, then stable printing is achieved, but switching between liner-based and linerless label stock setups is difficult
Solution Approach 1:
The support base is designed to be dynamically reconfigurable rather than fixed. The removable support base can be detached and reattached in different configurations to accommodate either liner-based or linerless label stock setups. This dynamic design enables easy adaptation to different label types without permanently altering the printer structure or increasing overall system complexity.
Data Source
AI summary
A printer includes a media path along which a media is movable, and a printhead assembly positioned along the media path at a first side of the media path. A print roller is positioned along the media path at a second side of the media path such that media passes between the printhead assembly and the print roller. The print roller is mounted to a support assembly that is configured to permit tool-free removal of the print roller for cleaning or replacement.