Automatic inner plug capping structure of cosmetic packaging bottle

• Main Authors: LIU YAXIONG, LIU DONGMIN
• Format: Patent
• Language: Chinese; English
• Published: 05.08.2022
• Subjects: APPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILARCONTAINERS; BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING; OPENING CLOSED CONTAINERS; OPENING, CLOSING; PERFORMING OPERATIONS; TRANSPORTING

The utility model discloses an automatic inner plug capping structure for cosmetic packaging bottles, which comprises a fixed frame, two fixed blocks are movably mounted on the front side surface of the fixed frame, and feeding channels are arranged on the front side surfaces of the fixed blocks. According to the utility model, through the cooperation of the compression spring and the spring buckle, when the device is used for capping, bottle caps are conveyed into the capping cylinder through the feeding channel, the bottle caps move downwards through gravity, and when the number of the stacked bottle caps reaches a certain amount, the bottle caps are conveyed into the capping cylinder. The arc groove in the top end of the spring buckle can be pressed through the edge of the bottom end of the bottle cap, so that the spring buckle shrinks towards the interior of the spring groove, the bottle cap falls into the top end of the packaging bottle, then the spring buckle rebounds to the original position due to the