I have discussed with rope manufacturer and asked them regarding pre loading and pre stretching,but that also is not working out.
#weight can't be kept on carriage all the time as weight has to bring down.when load is not in the carriage,difference of 10mm is cmoing which is going to 50-60mm...
it is not possible to adda spring as end of wire rope got clamping connector thread rod type to tighten it.also this wire rope will be keep on moving on pulley.
any other way?
Actually i am using lead screw drive by motor along with rope drive. If you will see the attachment, yuo can clearly understand the working principle.
In this working priniciple, when we used to start the motor, carriage power use to go up through lead screw drive.Rope is connected to this...
i want to know how to calcuate Starting and running for motor in 2 post lift for lifting 3.0T.
Actually i have 2 columns having trapezoidal screw rod and nut in each side.
One column is getting drive by motor through pulley belt mechanism.
Another shaft is getting driven by chain at the...