Personalized Razor Handle Manufacturing via 3D Scanning and Printing
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Solution Overview
Problem
Current manufacturing methods for razor handles are not suitable for producing customized or personalized designs on a non-industrial scale, as they require large-scale facilities and do not ensure a secure connection to commercially available razor cartridges, limiting consumer options for unique ergonomic designs and individual expression.
Innovation Solution
A method involving the use of formable materials like modeling clays, hand-formed handle models, 3D scanning to create point clouds and CAD files, and 3D printing, including a connection point for razor cartridges, allowing consumers to create personalized handles without expert CAD knowledge.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If mass production molding techniques are used, then manufacturing efficiency and productivity are improved, but the ability to produce customized or personalized handle designs is lost
Solution Approach 1:
The invention separates the handle manufacturing process into two independent parts: a standardized connection interface (cartridge interface) and a customizable handle body. The connection interface maintains standard dimensions for compatibility with commercial cartridges, while the handle body can be freely customized using 3D scanning and printing technologies. This segmentation allows mass production techniques to be applied to the connection interface while enabling full customization of the handle aesthetics and ergonomics.
Solution Approach 2:
The 3D scanning and printing system serves multiple functions: it scans the physical handle model, converts it to a digital 3D model, modifies the digital model to include the standardized connection interface, and prepares the file for 3D printing. This multi-functional approach integrates customization and standardization in a single workflow, enabling both personalized design and commercial compatibility.
2Adaptability or versatility
If 3D printing is used for handle production, then customization capability is improved, but connection compatibility with commercial cartridges deteriorates
Solution Approach 1:
The standardized connection interface is designed and integrated into the 3D digital model before the 3D printing process. By预先 incorporating the correct connection geometry, mounting hole positions, and interface dimensions into the digital model, the ensure that the printed handle will be compatible with commercial cartridges. This preliminary design step guarantees connection reliability while maintaining the customized appearance of the handle body.
3Ease of manufacture
If hand-forming techniques are used, then ease of manufacture for unique designs is improved, but manufacturing precision and connection point accuracy worsen
Solution Approach 1:
The invention introduces a digital 3D model as an intermediary between the hand-formed physical model and the final 3D printing process. The physical handle model is scanned to create a precise digital representation, which is then modified to include the standardized connection interface. This digital intermediary ensures that the final printed handle has both the unique ergonomic features of the hand-formed model and the precise connection points required for cartridge compatibility.
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
Enables the production of functional, personalized razor handles with ergonomic designs and unique features that can securely connect to commercial cartridges, catering to individual preferences without the need for large-scale manufacturing facilities.
Implementation Method 1
Creating a 3D point cloud from said handle model
Implementation Method 2
3D printing said connection point and handle
Data Source
AI summary
The present invention relates to a method of manufacturing personalized razor handles.