Fermentation brick tea is main form, invented in recent years. In fact, it is difficult to find compressed greed tea in the current market,because this kind of tea is produced with manual method or simple machine which give rise to those shortage of poor quality,low efficient and heavy labor. In order to overtime those shortage,a kind of eccentric-labile-column tea machine have been developed in the paper meawhile, operation principle and force analysis of the tea machine are also given. It proved in the trial that the harmonious movement between eccentric link and cam-swing link can availably...