Glycerin adding system of filter stick forming machine utilizing programmable logic controller (PLC) control and audible and visual alarming

• Main Authors: ZHAN BIN, CAO GUANGQIANG, ZENG LIDONG, LI YI, WAN TAO, LIU YONGQIANG
• Format: Patent
• Language: Chinese; English
• Published: 31.08.2011
• Subjects: CIGARETTES; CIGARS; HUMAN NECESSITIES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES; MOUTHPIECES FOR CIGARS OR CIGARETTES; SMOKERS' REQUISITES; TOBACCO; TOBACCO SMOKE FILTERS

The utility model provides a glycerin adding system of a filter stick forming machine utilizing programmable logic controller (PLC) control and audible and visual alarming. Glycerin is added into a plurality of glycerin storing tanks of the filter stick forming machine from a total glycerin tank, each glycerin storing tank is communicated with the total glycerin tank by a conveying branch pipe, a corrosion-resistant ball valve is arranged on each conveying branch pipe, a corrosion-resistant electromagnetic valve is also arranged on each conveying branch pipe, a glycerin float switch is arranged in each glycerin storing tank, liquid level sensors are arranged at the four positions with different heights at the inner wall of each glycerin storing tank, the signal output ends of the four liquid level sensors are all connected with the signal input end of a PLC controller, and the signal output end of the PLC controller is connected with the corrosion-resistant electromagnetic valve and an audible and visual alar