DC Motor for 6kg Aluminium Disc at 1600rpm

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Discussion Overview

The discussion revolves around selecting an appropriate battery-powered DC motor to rotate a 6 kg aluminum disc at 1600 rpm. The scope includes considerations of motor specifications, operational conditions, and mechanical support for the setup.

Discussion Character

  • Technical explanation
  • Debate/contested
  • Experimental/applied

Main Points Raised

  • One participant seeks advice on the type of motor needed to achieve the required rotation speed and discusses the mass and dimensions of the disc.
  • Another participant asks clarifying questions regarding the speed requirements, operational orientation, and environmental conditions affecting the motor's performance.
  • A participant mentions the intention to create a gyroscopic suitcase and emphasizes the need for high speed to achieve the gyroscopic effect, indicating no additional load on the disc.
  • Suggestions are made to search for specific motor types (12V 1600rpm DC motors) and to consider the specifications of potential candidates.
  • Concerns are raised about ensuring adequate support for the motor and the disc, including the potential need for extra bearings to prevent damage.
  • A participant expresses difficulty in finding a suitable motor that provides the required torque at the specified speed while operating with a 12V battery.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the specific motor to use, and multiple viewpoints regarding motor selection and operational requirements remain present.

Contextual Notes

Participants have not resolved the issue of torque requirements versus speed specifications, and there are uncertainties regarding the environmental conditions in which the motor will operate.

Who May Find This Useful

Individuals interested in motor selection for gyroscopic applications, mechanical engineering, or DIY projects involving rotational dynamics may find this discussion relevant.

Silwal
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hello,
I need to rotate a circular aluminium disc with a Battrey powred DC motor. I am having problem in finding the right kind of motor. The total mass of the disc is 6 kg, radius of 30 cm and have to be rotated both horizontally and vertically. I need to rotate it at 1600 rpm. So what would be the appropriate motor to rotate the disc.

thank you.
 
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How fast do you need to get up to speed?

What do you mean that you need to rotate it horizontally and vertically? Does it need to operate in both orientations or both ways simultaneously?

What is it rotating in (vacuum, air, water, molasses, etc.) and is there any other load placed on it?

BoB
 
rbelli1 said:
How fast do you need to get up to speed?

What do you mean that you need to rotate it horizontally and vertically? Does it need to operate in both orientations or both ways simultaneously?

What is it rotating in (vacuum, air, water, molasses, etc.) and is there any other load placed on it?

BoB
I just want to make a Gyroscopic suitcase with a inbuilt motor. So the orientation could be both and there is not any load on that rotating disc. Just the thing is that it need a high speed enough to get the gyroscopic effect.
 
Silwal said:
hello,
I need to rotate a circular aluminium disc with a Battrey powred DC motor. I am having problem in finding the right kind of motor. The total mass of the disc is 6 kg, radius of 30 cm and have to be rotated both horizontally and vertically. I need to rotate it at 1600 rpm. So what would be the appropriate motor to rotate the disc.

thank you.

Silwal said:
I just want to make a Gyroscopic suitcase with a inbuilt motor. So the orientation could be both and there is not any load on that rotating disc. Just the thing is that it need a high speed enough to get the gyroscopic effect.

Try doing a Google Images search for 12V 1600rpm DC motor, and click into some of the images to see the specs of potential motor candidates. You will likely need a pretty beefy 12Vdc battery to supply the motor for any length of time...
 
Also make sure your support is strong enough. You might need to use extra bearings to keep from destroying the motor or bending the shaft.

BoB
 
berkeman said:
Try doing a Google Images search for 12V 1600rpm DC motor, and click into some of the images to see the specs of potential motor candidates. You will likely need a pretty beefy 12Vdc battery to supply the motor for any length of time...
Thanks for the suggestion, I tried to search it but could not find the proper motor that could provide the required torque. And since it need to operate with 12V battery its difficult to find a suitable motor that could give a high torque with the required speed.
 

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