During the test, 4 bags of 25 kg sticky resin powder were emptied using the small rotary drum bag emptying machine. Residual powder in the empty bags was collected and weighed, totaling 33 g.
The calculated emptying efficiency reached 99.967%, demonstrating excellent bag emptying performance.
Product Description
The Rotary Drum Bag Emptying Machine feature a modular design for compact installation and high reliability. Equipped with PLC and touchscreen control, they offer a high level of automation and support full-line linkage control. The system is ideal for large spaces, high unpacking volumes, and enclosed, dust-free bag emptying processes.
Working Principle
Bags are picked up by a robotic manipulator and placed onto the infeed belt conveyor.
The belt conveyor feeds the bags continuously into the rotary drum.
Inside the rotating drum, bags are cut open by integrated blades.
Drum rotation and internal agitation ensure complete material discharge into the hopper below.
It is suitable for handling materials such as plastic pellets, chemical powders, minerals, food ingredients, additives, resins, and other bulk raw materials.
The system combines automatic bag feeding, cutting, drum rotation, material separation, dust collection, and empty bag discharge to improve unloading efficiency and reduce manual handling.
Dust-Controlled Working Environment
Manual bag emptying often creates dust and requires frequent cleaning. The rotary drum system can operate inside an enclosed housing and work together with a centralized dust collection system.
Automatic Empty Bag Separation
An optional bag compactor can further reduce the volume of waste packaging and simplify disposal.
This automatic process reduces operator involvement and supports continuous material feeding.
Continuous Bag Emptying Process
During operation, bags are fed into the machine and automatically opened before entering the rotary drum.
The continuous rotating action helps remove material more completely from the bags and reduces residue, making the system suitable for production lines requiring stable and continuous material supply.
Efficient Material Separation
The rotary drum design allows the raw material and empty packaging to move through separate discharge paths.
This separation process helps prevent packaging fragments from entering downstream production equipment and improves overall material handling reliability.
Dust Reduction and Cleaner Operation
A controlled negative-pressure environment can further help limit dust leakage, improving workshop cleanliness and reducing the amount of manual cleaning required.
Easy Integration With Production Systems
After unloading, the raw material can be transferred directly to other equipment, including:
Pneumatic conveying systems
Screw conveyors
Storage silos
Mixing machines
Weighing and dosing systems
Automatic feeding systems
This allows the bag emptying machine to become part of a complete automated raw material handling line.
Main Advantages
Continuous automatic bag emptying
Rotary drum separation design
Suitable for powders and granules
High material discharge efficiency
Reduced residual material in empty bags
Optional dust extraction system
Automatic empty bag separation
Reduced manual labor
PLC and HMI control
Easy connection with conveying and storage systems
Customizable for different bag sizes and capacities
The Rotary Drum Bag Emptying Machine is an efficient choice for manufacturers seeking to automate raw material unloading. With continuous operation, effective material separation, dust control, and flexible system integration, it helps improve production efficiency and create a cleaner, more intelligent material handling process.
Working Principle
Details
Belt Conveyor
The belt conveyor smoothly transports material bags from the feeding station to the rotary drum inlet, ensuring continuous feeding. The conveyor speed is adjustable to accommodate different bag types and production rates, and it is equipped with safety guards.
Vacuum Dust Collector
The vacuum dust collector captures dust generated during the bag emptying process, maintaining a clean working environment and minimizing dust spillage. It can be connected to the rotary drum bag emptying machine outlet for enclosed, dust-free operation.
Receiving Hopper
The receiving hopper collects material discharged from the rotary drum bag emptying machine, ensuring smooth flow into downstream conveying or dosing systems. It features a closed design to prevent dust spillage, suitable for continuous, dust-free production.
Tilting Rotary Drum
The tilting rotary drum is the core component of the bag emptying machine. It holds the material bags and uses rotation or tilting motion to discharge the contents and open the bags. The compact drum design supports continuous operation, ensuring smooth material flow into the hopper below, suitable for powders or granules.
Feeding Robotic Arm
The feeding robotic arm picks up material bags from pallets or hoppers and accurately places them onto the belt conveyor or rotary drum inlet, enabling automated feeding. The arm operates smoothly, accommodates different bag sizes, improves bag emptying efficiency, and reduces manual labor.
Screw Compactor
The screw compactor collects empty bags discharged from the bag emptying process and compresses them through a rotating screw for discharge. This design minimizes space usage, facilitates centralized waste bag handling, and keeps the working area clean
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Company Profile
ABOUT US
StarsPlas is a fully automatic equipment research and development company focusing on green building materials.
Our company is committed to providing industry 4.0 automation production solutions in accordance with European and American standards.
Furniture plank whole factory production equipment,Including automatic mixing system, extrusion production line, coating equipment, slotting equipment, laminating equipment and carton packaging equipment.
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