contra rotating gearbox design 3d models

... similar) should be inserted to hold the middle gear in the tube. If you appreciate my designs and would like to support my work, consider leaving a tip. ...Your generosity helps me continue creating and sharing more exciting models in the future.

A second gear has been added to stabilize the shat gears and make the forward/revers rotation smother. 1.75 filament is use as guide pins to align the halves while gluing it together. 1.75 filament should be inserted in the 2 holes to secure the...

A key component of this artistic display features translucent, colorful discs that revolve due to intricate SLS nylon gears.

A contra-rotating turbine, designed in SolidWorks, features two sets of blades that spin in opposite directions. This unique design increases efficiency and reduces the need for additional mechanical components. ...The 3D modeling software, SolidWorks,...

Designed to be built using M3 45mm screws and some M3 hex nuts, the small gears are held in place by the frame while the inner and outer gears can rotate. They move in opposite directions (contra-rotation). I designed it large to provide my kids...

I initially planned to design this system with bearings for smooth rotation but ultimately scrapped that idea as it complicated the system unnecessarily and required additional parts not readily available to most builders. Instead, I focused on...

This is a simple demonstration of how a contra-rotating propeller works. DXF file is included if you want to edit it in any way. Once the model is together, you should glue the necessary parts to each-other. ...Glue should connect prop 1 and gear 2,...

The provided brackets are specifically designed for 34mm pipes, but you can use zip-ties to attach the shaft to a pole. ... You can see it in action here: https://youtu.be/Vt0cnAEqAX4 Parts required: Turbines: 1x 8mm threaded rod 50cm+ 2x 608 bearing...

You can add as many turbines as you like and set them to rotate in any direction you want. ...The included brackets are designed for 34mm pipes, but you can use zip-ties to attach the shaft to a pole. You can see it in action here: Parts required:...

Assembled and designing of various parts of it.

This is the model that i designed and try to do some put motion on it.

This motor is designed for my remote-controlled hovercraft, and I am creating a 3D model to manufacture custom 3D printed components. ...At present, I have not included any stator or winding parts in the design.

The contra-rotating blade assembly employs a unique concept involving the contra-rotating right angle gear box assembly. ...This innovative design allows for increased efficiency and improved performance, making it a standout choice in various...

The contra-rotating blade assembly employs Concept2's innovative contra-rotating inline gear box technology for enhanced performance.

A model of a contra-rotating motor fro, AEORC.https://www.aeorc.com/products/contra-rotating-coaxial-double-bl-system-crm-motor-crm2204-2208-2212-crm2405-2409-2413https://www.aliexpress.com/item/32422710102.html

... motor. ...This assembly contains two motors stacked atop each other that drive two separate propellers. It is built for 9" propellers or lower. 1300 KV motor (https://www.amazon.ca/Brushless-Contra-Rotating-CRM2413-Airplane-propellers/dp/B07D7SYPMK)

... motor. ...This assembly contains two motors stacked atop each other that drive two separate propellers. It is built for 9" propellers or lower. 1300 KV motor (https://www.amazon.ca/Brushless-Contra-Rotating-CRM2413-Airplane-propellers/dp/B07D7SYPMK)

Himax CR6320 Contra-rotating motor without added adapters and props.This assembly is equipped to drive two 21” propellers with each of its 240 KV motors https://www.maxxprod.com/mpi/mpi-266.html

Himax CR6320 Contra-rotating motor without added adapters and props.This assembly is equipped to drive two 21” propellers with each of its 240 KV motors https://www.maxxprod.com/mpi/mpi-266.html

The contra rotating propellers minimize the torpedo's spin, making it travel farther and more efficiently. A pin (like part of a toothpick) is required to hold the middle gear in the casing. A small motor can fit inside, along with small batteries. ...

This gear is the handcrank gear which powers the whole contraption.place “gear no2” in the middle slot, the two gears should mesh.place “gear 3” in the leftmost slot (left being the side without rounded edges), this gear is the first one with an...

This contra-rotating spinner brings exciting geometric patterns and is a blast to play with. It prints quickly with no support needed, making it an excellent conversation starter. Print Settings: V2. STL and V2-Mirror.STL: Infill 30%, layer height...

To accurately depict Hobby King's contra rotating DC motors, I've created a model for my Master's degree design project. Since the real motors aren't available yet, dimensions are approximate, derived from online sources. References include Arthur...

The design features two sets of contra-rotating drums equipped with single helical shaped scoops. The symmetrical configuration ensures that reaction forces between the ground and scoops perfectly cancel each other out, allowing for the use of only...

The Himax CR3516 Counter-Rotating Electric Engine comes with 12x6 EP APC and 11x8 E APC propellers, both accurately and intricately designed for optimal performance.

Designed Gearbox

The project entailed designing a gearbox with specific gear ratios and thrust requirements, utilizing helical gears. All stress and fatigue analyses were carried out theoretically. ...This was an undergraduate team effort, comprising three students,...

This gearbox was engineered specifically for a University project, showcasing the students' knowledge and skills in mechanical engineering. It was an essential part of the curriculum, allowing them to apply their theoretical understanding to...

Angular velocity of 3000 RPM and 15,000 hrs of gearbox service life.Ti = 240 Ibf*inTo= 720 lbf*in

Angular velocity of 3000 RPM and 15,000 hrs of gearbox service life.Ti = 240 Ibf*inTo= 720 lbf*in