Torque on the Drive Shaft of a Screw Conveyor

In summary, the conversation discusses a drive shaft on a U-trough screw conveyor that has been breaking and the need for equations to find the torque on the shaft in order to optimize it in SolidWorks. The speaker mentions various factors that could contribute to the breakage, including torque, alignment, temperature, and bearing problems, and asks about the size of the motor and changes in operating conditions. They also mention that SolidWorks may not be able to solve the problem if the actual shaft is breaking instead of a shear pin.
  • #1
gufuf
1
0
My work has a drive shaft that has been breaking on a U-trough screw conveyor. I am looking for some helpful equations to find the torque on the shaft so I can accurately model and optimize the shaft in SolidWorks.
 
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  • #3
That, and how has it been breaking? It may be torque, but it may also be alignment, temperature issues, bearing problems, etc. Drive shafts are pretty robust, what size motor is it and what's the throughput on the conveyor? Have operating conditions changed since it's original installation?
 
  • #4
If the actual shaft is breaking, instead of a shear pin, then solids works at the moment is not going to solve the problem.
 

1. What is torque on the drive shaft of a screw conveyor?

Torque on the drive shaft of a screw conveyor is the measure of rotational force applied to the shaft, which is responsible for moving and transporting materials along the conveyor.

2. Why is torque important in a screw conveyor?

Torque is important in a screw conveyor because it is directly related to the amount of power required to operate the conveyor. Knowing the torque can help determine the appropriate motor size and power needed for efficient operation.

3. How is torque calculated for a screw conveyor?

Torque is calculated by multiplying the force applied to the screw by the distance from the center of the shaft to the point where the force is applied. This distance is known as the moment arm or lever arm.

4. What factors can affect the torque on a screw conveyor?

Several factors can affect the torque on a screw conveyor, including the material being transported, the screw design and size, the speed of rotation, and any external resistance or friction on the conveyor.

5. How can torque be optimized for a screw conveyor?

To optimize torque for a screw conveyor, it is important to properly design and size the screw, use appropriate materials with low friction coefficients, and maintain proper speed and alignment of the conveyor. Regular maintenance and lubrication can also help optimize torque and extend the lifespan of the conveyor.

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