Thermal challenges faced by Core XY printers and their solutions

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jasonchou

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Aug 29, 2023
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With the continuous development of 3D printing technology, Core XY printer have attracted wide attention for their high-speed printing and accurate positioning characteristics. However, in the process of use, thermal management issues gradually become a key factor affecting print quality and efficiency. This article will explore the thermal challenges faced by Core XY printers and their solutions.

When the Core XY printer is working, the nozzle needs to reach a high temperature to ensure the smooth melting of the printing material. However, too high a temperature can cause problems such as material decomposition, nozzle blockage, and print deformation. At the same time, the temperature fluctuation of the printing environment will also affect the printing accuracy and the quality of the finished product.

To address these thermal challenges, effective temperature control strategies are particularly important. First of all, for the control of the nozzle temperature, the use of high-precision temperature sensor and closed-loop control system can monitor and adjust the temperature of the nozzle in real time to ensure that it works stably within the appropriate range. Secondly, the design of a reasonable heat dissipation system for the printer, such as increasing the heat dissipation fan and optimizing the heat sink structure, can effectively reduce the overall temperature of the equipment during operation. In addition, thermal insulation materials are used to insulate the printing platform and nozzle, reducing the transfer and loss of heat and helping to maintain a stable temperature in the printing area.

In addition to hardware level improvement, software algorithm optimization is also an important means to solve the thermal challenge. Through the reasonable planning of the printing path and speed, the printing efficiency can be guaranteed and the heat accumulation can be reduced. For example, when printing large or complex models, a segmented printing strategy is adopted to appropriately increase the cooling time and avoid quality problems caused by continuous high temperatures.

In summary, Core XY printers face many challenges in thermal management, but through continuous technical innovation and optimization, these problems are gradually solved. In the future, with the further development of materials science, control engineering and other fields, the thermal management of Core XY printers will be more perfect, and its application in industrial manufacturing, medical devices and other fields will be more extensive.
 
Even though I’m a huge fan of Prusa printers I’m gonna hold my horses on that core one thing and pray for a «core two» with a larger print area and hopefully twin hotends 🤩
 
That's called the two head Prusa XL. https://www.prusa3d.com/en/product/original-prusa-xl-semi-assembled-2-toolhead-3d-printer/
I'm thinking about it for model boat hulls. It had teething problems that seem to be mostly worked out. Two material printing offers advantages when printing an expensive part with cheap support material. The size allows printing a hull in fewer sections. It's twice the cost of the Core One.

Lohring Miller
I allready have the XL with two tools, I preordered as soon as they opened for preorders, had to wait quit a while for that one 😂😂 Took delivery of the XL last year. Was thinking of ordering three additional tools, but I really only need two tools. Would be better off buying an additional printer, but I allready have a few printers of the same size as the core one, hence my wish for a little larger print area such as 300 x 300.
 
Has your experience with the XL been good? Any particular issues?

Lohring Miller
It`s been a great machine for sure, no issues at all except from the normal tweeking on the profiles just to get the prints exactly how you like them.
It takes a lot of space though, at the moment it is sitting in my toolroom which is not a big room. It is used for printing fixtures and tools.
That`s why I wanted a printer with a smaller footprint and enclosed chamber.

I bought a Raise3D E2 a while back, and that was nothing but a huuuuge disappointment, just in case you were concidering something like that.
I have and have had a lot of printers, at the end of day Prusa`s comes out as really cheap rock solid printers.
When I got into 3D printing I spent a whole lot of time building, designing and tweeking printers until a got sick of it.
I still have a ton of parts and stuff, but I`m about to throw up every time I see it, so I`m done with that! Now it is concidered as a useful tool that has to work when I tell it to 😉
 
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Thanks. I'm looking for a tool as well. I have enough projects to experiment with and don't need another one. My Prusa has always been reliable, but newer printers have some nice features. I don't like the required internet connection of the Bambu Lab carbon. The Prusa Core One avoids this and has a larger print volume. Besides, I love the Prusa slicer.

Lohring Miller
 

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