Open source 3-D printed nutating mixer
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openAccess
CC BY
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Journal Title
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Volume Title
A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä
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Authors
Date
2017-09-13
Major/Subject
Mcode
Degree programme
Language
en
Pages
14
Series
Applied Sciences (Switzerland), Volume 7, issue 9
Abstract
As the open source development of additive manufacturing has led to low-cost desktop three-dimensional (3-D) printing, a number of scientists throughout the world have begun to share digital designs of free and open source scientific hardware. Open source scientific hardware enables custom experimentation, laboratory control, rapid upgrading, transparent maintenance, and lower costs in general. To aid in this trend, this study describes the development, design, assembly, and operation of a 3-D printable open source desktop nutating mixer, which provides a fixed 20° platform tilt angle for a gentle three-dimensional (gyrating) agitation of chemical or biological samples (e.g., DNA or blood samples) without foam formation. The custom components for the nutating mixer are designed using open source FreeCAD software to enable customization. All of the non-readily available components can be fabricated with a low-cost RepRap 3-D printer using an open source software tool chain from common thermoplastics. All of the designs are open sourced and can be configured to add more functionality to the equipment in the future. It is relatively easy to assemble and is accessible to both the science education of younger students as well as state-of-the-art research laboratories. Overall, the open source nutating mixer can be fabricated with US $ 37 in parts, which is 1/10th of the cost of proprietary nutating mixers with similar capabilities. The open source nature of the device allow it to be easily repaired or upgraded with digital files, as well as to accommodate custom sample sizes and mixing velocities with minimal additional costs.Description
Keywords
3-D printing, Chemical mixing, Mixing, Nutating mixer, Open hardware, Open source hardware, Scientific hardware, Shaker, Stirrer
Other note
Citation
Trivedi, D K & Pearce, J M 2017, ' Open source 3-D printed nutating mixer ', Applied Sciences, vol. 7, no. 9, 942 . https://doi.org/10.3390/app7090942