Label Printer Consumable Separation and Nesting
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Solution Overview
Problem
Existing thermal transfer printers with separated consumables are bulky and inconvenient to use due to their large size and complex assembly, leading to issues such as carbon ribbon reversal, reduced printing accuracy, and high replacement costs.
Innovation Solution
A label printer design with a compact structure featuring a housing, carbon ribbon cassette, thermal transfer printing core, printing head assembly, and synchronizing rotating shaft mechanism, where the carbon ribbon cassette is fixed through a synchronizing rotating shaft, and the printing head assembly is aligned with a rubber roller assembly, ensuring easy installation and operation, preventing carbon ribbon reversal, and accommodating multiple consumable types.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If thermal transfer printers use separated consumables (carbon ribbon and printing paper), then the carbon ribbon and printing paper can be replaced independently, but the printer becomes too large in size and difficult to assemble
Solution Approach 1:
The patent combines the carbon ribbon cassette and printing paper roll into a single integrated consumable unit. The carbon ribbon cassette is positioned above the printing paper roll, with both components mounted on a common support structure within the housing. This merging allows independent replacement of each consumable while maintaining a compact overall structure that avoids the bulk of completely separate arrangements.
Solution Approach 2:
The carbon ribbon cassette is nested within the housing structure, with the printing paper roll positioned below it. The support structure for the printing paper roll is integrated into the housing, and the carbon ribbon cassette utilizes the vertical space above the printing paper assembly. This nested arrangement maximizes space utilization and creates a compact design that facilitates easy assembly and disassembly.
2Adaptability or versatility
If existing thermal transfer printers with separated consumables are designed, then carbon ribbon and printing paper can be used separately, but the printer structure becomes bulky and inconvenient to use
Solution Approach 1:
The patent segments the consumable system into distinct functional modules: the carbon ribbon cassette as an independent replaceable unit, the printing paper roll as a separate replaceable unit, and the support structure as a permanent fixture. Each segment is designed with standardized mounting interfaces that simplify installation and removal procedures, making the printer easy to operate and maintain.
Solution Approach 2:
The support structure serves multiple functions: it supports the printing paper roll, provides mounting points for the carbon ribbon cassette, and integrates with the housing to form a compact assembly. This multi-functional design reduces the number of separate components needed, simplifying both assembly and operation while maintaining separate consumable functionality.
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 design results in a compact, user-friendly label printer that prevents carbon ribbon reversal, enhances printing accuracy, and reduces replacement costs by simplifying assembly and operation.
Implementation Method 1
thermal transfer printing is completed after the printing paper and the carbon ribbon are attached to the rubber roller assembly through the thermal transfer printing core and the printing head assembly
Data Source
AI summary
This disclosure relates to a label printer with separated consumables, which includes a housing, a carbon ribbon cassette, a thermal transfer printing core, a printing head assembly and a synchronizing rotating shaft mechanism, a printing channel is arranged in the housing, and the printing head assembly is arranged on one side of the printing channel, a rubber roller assembly is provided at the other side of the printing channel, and the carbon ribbon in the carbon ribbon cassette passes through the printing channel.