Additive Manufacturing Innovation Centre

When kayak-paddle maker H2O Paddles needed to speed up its production cycle, Mohawk College’s Additive Manufacturing Innovation Centre stepped in. This piece shows how the Centre’s students and staff used metal 3D printing to engineer a cooling insert, helping the company mould faster.


Client

Mohawk College

Industry

Education

Type

Documentary

Platform

Web & Social Media

Audience

Manufacturers, Engineering students, Industry partners

About this project

Dynaplas is a precision injection moulder of high-temperature resins primarily for the automotive market. Focusing in on H20 Paddles, a sister division of Dynaplas which builds kayak paddles! In paddle production, it’s all comes down to allowing the molten plastic to solidify properly. The challenge is that it’s slowing down the overall cycle time.

At the Additive Manufacturing Innovation Centre at Mohawk College, they offer a range of support for companies like Dynaplas. They provide a test bed to develop new products and processes using DMLS technology (metal 3D printing). The students & staff created a metal insert that cools the paddles quicker, in order to increase cycle time!

It’s an incredible opportunity for students to work with industry leaders and explore new technology while giving Dynaplas the ability to work in more of a ‘trial and error’ environment with access to their state of the art equipment. A collaboration that truly encouraged both parties to expand their knowledge base!

Double Barrel wanted to hear both sides of the story. We had the opportunity to visit the AMRC lab to watch the students work their magic and to speak to the project managers regarding the partnership with Dynaplas and all of its amazing benefits. Following that, we took a trip out to Dynaplas to see first hand how the work that was done at Mohawk College has benefited their team.

As a result, we created a well rounded ‘Full Story’ for Mohawk College, really highlighting the amazing work that they do and the role that these students already play in such a massive industry.

https://www.mohawkcollege.ca/about-mohawk/ideaworks/additive-manufacturing-innovation-centre

We were very pleased with the video produced by Double Barrel.  It has been an excellent tool for us and for our industrial partner to showcase our collaboration, and to demonstrate how we can use leading edge technology to add real value to the Canadian manufacturing sector.  Double Barrel made the process efficient, and their creativity gave us a terrific outcome.

Jeffrey McIsaac
General Manager, AMIC

Mohawk College – AMRC Transcript

The Dynoplast is a precision injection molder of high-temperature engineered resins, primarily for the automotive market. We also have a sister division here, H2O Paddles, which builds kayak paddles for whitewater and recreational markets. Thermoplastic kayak paddles are made through the injection molding process. In the injection molding process, you inject molten plastic into a mold, it's allowed to solidify, and you take that part out and then start the next cycle.

Now one of the main contributors to cycle time is the cooling process. So if you can find a way to cool the part quicker, you can make parts faster. So we worked with Mohawk College to develop this insert that can cool that part quicker, so that we can reduce cycle time and in turn make parts much faster. So this is the Additive Manufacturing Resource Centre, the AMRC as we call it.

This is a centre for research in different forms of additive manufacturing. We've seen people walk through the door ranging from biomedical implants and thumb prosthetics to people that want to redesign the internal combustion engine and everything in between. In our partnership with Dynoplast, we were using our additive metal manufacturing to create a tool for their injection molding process.

In creating a conformal cooling die, such as the one that we made in this project, you begin by designing the part and designing the cooling channels of the die and then using something called thermal modeling software to analyze how the temperature distribution of the part will change based on the new cooling channel design. In an iterative process then you can work through if the cooling channels should be shaped differently or should be closer to the surface or further away from the surface of the part, etc. You can understand how best to model the design of the part. We worked very closely with Dynoplast's team and we went back and forth with them on the design of the part to make sure that the end result gave us the results that we were all looking for.

What's most exciting about applied research is the way that we can get students really involved in an industry problem. Partnering with a company like Dynoplast gives all of us the opportunity to explore a new technology in a really innovative way. So for a company like Dynoplast, they had the opportunity to access our state-of-the-art additive manufacturing or 3D printing machines, going through trial and error, coming up with better ways of designing the part at a much lower cost than it would be if they were to purchase the machines.

It's done at a much lower risk. The partnership with Mohawk is critical because it takes us out of our comfort zone, but we really need to continue to explore new technologies and see what advantages that they can bring to Dynoplast. So this collaboration, this ability to expand our knowledge base and being able to produce a part with higher quality at a faster rate, will make us more competitive and that's really the bottom line that we build a sustainable business here in Toronto.

Mohawk College - AMRC
Mohawk College - AMRC

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