Dear sir
I have done a lot of similar work and can help you a lot in this project. I can help you in designing the machine you mentioned and make it print-ready, but i will need extra information. So please send me a message so we can discuss the project and start working immediately.
I am a product/industrial designer engineer with 5 years experience in mechanical design,CAD/CAM design, product design, 3D modeling,3D rendering, 3D printing, prototyping and industrial design. I use Autocad, 3ds Max and Solidworks. Moreover, i can give you the quality of a company with price of freelancer and deliver in schedule.
here is a sample of my work and there is more available
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https://www.freelancer.com/u/engmahmoudsayed.html
Kindly note that this is not an exact estimation of price and delivery time. Send me a message so we can talk more about your project and we can negotiate about cost and duration.
hope to hear from you soon
best regards