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Question:

Why is the belt tight at the bottom and the chain drive tight?

Why is the belt tight at the bottom and the chain drive tight?Why is the tight edge of the belt in the bottom, and the tight side of the chain?

Answer:

In fact, the "tight side of the belt is at the bottom, and the chain is on the tight side". This is not absolute, it depends on the application.General situation:Belt drive, tight side at bottom. On the upper side of the slack, it will sag slightly due to the weight, and increase the angle of the small package. The greater the angle of the package, the better the transmission.Chain drive, slack at the bottom. If the loose edge is loose, the chain will be stuck with the chain wheel.But whether the belt drive or chain drive, the tight side is the speed of the driving wheel in the reverse direction of the belt or chain.
Belt drive, tight side at the bottom, in the upper part of the loose side will be slightly drooping due to weight, increase the small package angle, the greater the angle of the package, the better the transmissionThe chain is loose and the side of the chain is loose. If the edge is loose and the sagging margin increases, the chain will be stuck with the sprocket
This is a conceptual error, whether the drive belt or chain drive, the tight side is the speed of the wheel in the opposite direction of the belt

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