Non-pressure conveying system applies to parts of the convey process such as from multichannel to single channel, to bottle inspecting machine, to wine machine and then to the multichannel to single channel label feeding machine. It possesses of smooth control of junction, non-pressure combiner, overall conrol, buffering area control, remove of fallen bottles. It also has other additional functions to control conveying speed and bottles flow, and ensure no squeezing and high productivity.

Non-pressure conveing system means having no pressure transiting from multi-line bottles to single line bottles, and conveying bottles through specially designed rack and barrier of differential conveying machine with advanced program controller and converter controlling speed. Fallen bottles can automatically enter picking bucket, avoiding of block or plug.