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Design of the screw :

procedure

  • core diameter of the screw is determined using allowable stress and the given load.

  • Using the core diameter, the rest of the diameters and the pitch will be determined.

-As screw is subjected to twisting moment, higher value of screw is selected.

Select the dimension of dc w.r.t pitch

Mean diameter d= do- p/2

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Ali Mohamed

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3y ago
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12y ago

They are the most useless type of vertical jack there is. Hydraulic or step up types are much better.

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Ali Mohamed

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3y ago

Design of the screw

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Q: What is the conclusion of screw jack?
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