An adaptive bag opening device

The design of the adaptive bag opening device solves the problem of adaptability of packaging machinery to material bags of different sizes, realizes rapid positioning and efficient bag opening, improves production efficiency and reduces equipment complexity and cost.

CN224511639UActive Publication Date: 2026-07-17ANHUI YONGPAN ELECTROMECHANICAL CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ANHUI YONGPAN ELECTROMECHANICAL CO LTD
Filing Date
2025-07-14
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing packaging machinery is difficult to adapt to material bags of different sizes, resulting in complicated bag opening methods, affecting filling speed and increasing equipment costs.

Method used

An adaptive bag opening device was designed, including a bag support assembly, upper and lower bag opening assemblies, and a linkage mechanism. Through the cooperation of the bag support plate, the bag baffle plate, and the bag opening suction cup, the device can automatically adjust to different bag opening sizes.

Benefits of technology

It enables rapid positioning and adaptive opening of material bags of different specifications, improving production efficiency and reducing equipment complexity and cost.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224511639U_ABST
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Abstract

This application discloses an adaptive bag opening device, comprising: a bag support assembly, including a bag support plate, a bag support lifting mechanism, a bag baffle plate, and a bag baffle lifting mechanism, wherein the bag baffle plate is located on the side of the bag support plate away from the bag feeder, and the bag baffle lifting mechanism is configured to drive the bag baffle plate to protrude from the bag support plane of the bag support plate at the bag receiving station; an upper bag opening assembly having an upper bag opening suction cup located on the upper side of the bag receiving station; a lower bag opening assembly having a lower bag opening suction cup located on the lower side of the bag receiving station; a bag opening assembly linkage mechanism connected to the upper bag opening assembly and the lower bag opening assembly respectively, and configured to drive the upper bag opening assembly and the lower bag opening assembly to simultaneously move closer to or away from the bag receiving station; and a bag detection sensor configured to detect whether there is a material bag on the bag support plate; wherein the bag support plate has a notch, and the lower bag opening suction cup can pass through the notch to the bag support plate.
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