Automatic Lid Opener for a Lifting Box

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SUMMARY

The forum discussion centers on designing an automatic lid opener for a lifting box that rises at a speed of approximately 90mm/s. The user seeks a frictionless mechanism to ensure smooth lid operation while the box is lifted. Suggestions include considering the use of brackets, levers, gears, or wires to facilitate the opening mechanism. The box's height increase is specified as 8 cm, necessitating a lid opening time of 0.9 seconds.

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Mechanical engineers, product designers, hobbyists interested in automation, and anyone involved in creating innovative lifting mechanisms.

shabab
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TL;DR
I am new to making mechanical stuffs. I need to create a lifting box which opens its lid while lifting up. I am using a Linear actuator to lift the box. But i am not getting a proper solution on how to open the lid smoothly whole the box is lifted up. Can i get some sugessions.
Please find the attached drawing showing detail of my requirement. I need to lift a box on a wood table, which opens its lid while its lifted. I am able to make the box lifts upwards. Now my requirement is to get a proper solution to smoothly open the lid whole the box is lifted. The lifting will be fast with approx 90mm/s. So the door open solution should be friction less. Can someone please suggest me the best method to get this done. Thanks in advance.
 

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Welcome to the PF. :smile:

What is a lifting box? I'm not understanding the drawings so far... Thanks.
 
Hello Shabab, ##\qquad## :welcome: ##\qquad## !

I think your requirements might need some additions: can there be brackets or a lever, gears, a wire, etc. showing ? Or must the contraption remain invisible ?

Also, your box rises 8 cm according to the drawing (if I assume dimensions are in mm), so it has to open in 0.9 s !
 
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