Principle Introduction

The system consists of a vacuum pump (oil-free and water-free), a laminated bag filter, compressed air back-blow device, pneumatic discharge valve, vacuum hopper, adjustable stainless steel suction gun, and conveying hose.

Product Details

The 3D Printing Powder Vacuum Feeder is a dust-free, fully enclosed pipeline conveying system designed to transport granular and powdered materials using vacuum suction. By leveraging the pressure difference between the vacuum and the surrounding environment, gas flows through the pipeline, carrying the powder along and completing the material transfer process.

Imported vacuum technology, continuously improved and refined in China, is now widely applied across various light and heavy industries, including chemical, pharmaceutical, food, metallurgical, building materials, and agricultural sectors.

The 3D Printing Powder Vacuum Feeder operates in a fully enclosed pipeline, eliminating dust pollution, improving working conditions, and reducing contamination of materials by the environment or personnel, thereby enhancing cleanliness. Its compact pipeline design allows powder transport in confined spaces while maintaining an orderly workspace. It is also unrestricted by distance and significantly reduces manual labor while improving operational efficiency, making it the preferred method for most powder handling applications.

Equipment Advantages

• The aluminum powder-specific vacuum feeder offers high flexibility due to its tubular design. Common installation configurations include horizontal, vertical, inclined, and curved layouts, as well as advanced three-dimensional arrangements for complex conveying paths.
• This vacuum feeder features a high degree of automation and is equipped with an optimized external lubrication system. In case of malfunction, the system automatically shuts down, ensuring strong operational safety.
• Powered by a vortex pump that is oil-free, water-free, and maintenance-free.
• Fully enclosed conveying process eliminates dust pollution.
• Modular “building block” structure with quick-release clamp connections for easy cleaning.
• Low energy consumption, low noise, and convenient control.
• Unique S-shaped flanges between hoppers further prevent powder leakage.

The 3D Printing Powder Vacuum Feeder is primarily used for transporting powders and granules, such as active pharmaceutical ingredients, chemical powders, metal oxide powders, capsules, tablets, pellets, and small food granules. It is not suitable for extremely wet, sticky, or excessively heavy materials.

<p>The post 3D Printing Aluminum Powder Vacuum Conveying Machine first appeared on Navector-industrial screens, sifting equipment, ultrasonic vibrating screen, separation equipment, gyratory screen, self-cleaning filters,vibro sifter,Gyratory sifter,vibrotary screener,Tumberl Screener.</p>

Principle Introduction

A vacuum generator or vacuum pump is used to generate a vacuum, and the negative pressure generated by the vacuum sucks the material from the inlet. The air is then separated from the material in the filter bin of the separator vessel. The material falls automatically due to gravity and is collected in the silo. Our cyclones prevent fine powders from entering the filter to improve the efficiency of the filter.

When the silo is full of material, the vacuum pump automatically shuts down, and the pressure in the conveying equipment reaches equilibrium. The discharge valve is opened, and the material flows out through the discharge port and falls directly into the storage container. When discharging, the filter element is automatically cleaned by a back-blowing air bag. If the material is more viscous, we can install a special vibrator to assist in discharging. At the end of the blanking, the discharge compartment is automatically closed, and the whole conveying process is started again.

Equipment Advantages

• Smooth modular design: The modular design not only makes the installation and maintenance simpler, but also more convenient to disassemble and wash, and eliminates the existence of dead ends. When cleaning, the design of the clamps between the various modules of the equipment allows the conveyor to be easily removed and installed. The equipment does not have gaps and dead corners that are easy to accumulate materials.
• Fluidization device: The fluidizer is to produce a layer of air mold between the material and the inner wall of the conveyor silo, through which the air film can effectively help the flow of materials with poor fluidity, which not only prevents the material from bridging, but also improves the unloading efficiency. The fluidizer material is sintered polyethylene, which meets the requirements of FAD.
• Back-blowing system: built-in one-to-one back-blowing airbag, pulsed gas back-blowing, each cycle can efficiently clean the filter, making the equipment performance more stable.
• Filtration system: Japan Toray polyester coated filter element anti-static filter element, filtration accuracy up to 0.3 μm, maximum working temperature 130°C. Imported from Japan, it can be cleaned with alcohol, water, and compressed air, and can be used repeatedly for a long time.
• Intelligent control system

Food industry additives, candy, cocoa pills, cocoa powder, crystals, etc.
Industrial raw materials, waste materials and other materials, agricultural bulk materials.
Powdered materials, granular materials, mixed materials, tablets, capsules, etc. in the pharmaceutical industry

<p>The post Vacuum Feeder first appeared on Navector-industrial screens, sifting equipment, ultrasonic vibrating screen, separation equipment, gyratory screen, self-cleaning filters,vibro sifter,Gyratory sifter,vibrotary screener,Tumberl Screener.</p>

Product Details

Vacuum conveying for ternary materials is widely used for pipeline transportation of powder materials, primarily solving the problems of high labor intensity in manual handling and enabling automated material feeding.

The vacuum conveyor forms an integrated production line, significantly improving automation levels. Its structure and operating principle are simple and technically mature, typically equipped with pulse back-blowing, dust removal technology, and vacuum generators.

Equipment Advantages

• Self-designed discharge bottom valve with high efficiency and low energy consumption, excellent sealing performance, and low operating costs.
• Titanium metal membrane filtration, reusable and effective in addressing material blockage and wear issues.
• Static-free material handling to maintain material quality during transportation and prevent layering problems.
• Barrel-style docking structure allows tool-free disassembly, making cleaning and maintenance simple and convenient.
• Multiple models available to meet production capacity requirements for different materials.
• Power sources can utilize compressed air or vacuum pumps.

Suitable for industries such as pharmaceuticals, food, chemicals, new materials, energy, and 3D printing.

<p>The post Vacuum Conveying for Ternary Materials first appeared on Navector-industrial screens, sifting equipment, ultrasonic vibrating screen, separation equipment, gyratory screen, self-cleaning filters,vibro sifter,Gyratory sifter,vibrotary screener,Tumberl Screener.</p>

Equipment Advantages

The vacuum feeder for granular materials uses sealed pipeline conveying, which eliminates dust pollution, improves the working environment, and reduces contamination of materials by the environment and personnel, thereby enhancing cleanliness.

Since it relies on pipeline transportation, it occupies little space and can convey powders even in narrow areas, making the workshop environment neat and aesthetically pleasing.

It is also not limited by long or short distances. Additionally, the vacuum feeder reduces manual labor intensity and improves work efficiency — making it an excellent choice for most powder material conveying methods.

Product Structure of Vacuum Feeder for Granular Materials

The vacuum feeder mainly consists of three parts:

1.Vacuum Power Unit：Common vacuum power sources include

Roots vacuum pump

Turbine vacuum pump

Vacuum generator

Water ring vacuum pump
The main function is to provide sufficient vacuum negative pressure airflow.

2.Gas–Material Separation Unit (Main Machine)
There are two main types:

Continuous vacuum feeder

Intermittent vacuum feeder
Currently, the market trend favors continuous vacuum feeders, especially those designed for long-distance and high-capacity conveying — and this will remain the mainstream direction.

3.Control System
The control system mainly has two types:

Microcontroller (simple system): limited functions and programming options, suitable for basic working conditions.

PLC control: widely applicable and allows customized programming based on site conditions.

Common Faults of Vacuum Feeders:

1.Low vacuum and no suction
First, check the pipeline and equipment connections to see if any clamps are loose and causing air leakage.

2.Remove the inlet of the vacuum pump and check whether the pump is functioning normally.3.Material blockage
Check for blockages in the pipeline or filter element using a sectional inspection method.

The gas–solid mixing ratio in vacuum feeding is a key parameter in pneumatic conveying. It represents the ratio of powder mass to air mass passing through the conveying pipe section per unit time. Increasing the mixing ratio can enhance conveying capacity and reduce energy consumption. However, if the ratio is too high under the same conveying speed, it may cause blockages and require higher conveying pressure. Therefore, during design, factors such as material properties, conveying method, and operating conditions should be comprehensively considered to select an appropriate mixing ratio.

The scope, design, and installation of pneumatic conveying systems are complex and involve many variables. If any link is improperly designed or executed, it may increase operating costs and affect system reliability. We have extensive experience in helping customers design pneumatic conveying systems. Follow us to learn more and design a conveying solution that suits your needs.

<p>The post Vacuum Feeder for Granular Materials first appeared on Navector-industrial screens, sifting equipment, ultrasonic vibrating screen, separation equipment, gyratory screen, self-cleaning filters,vibro sifter,Gyratory sifter,vibrotary screener,Tumberl Screener.</p>

Product Introduction

Operating Steps of the Powder Vacuum Conveying Machine

1. Equipment Inspection
Before using the vacuum conveying machine, users must inspect the equipment to ensure it is functioning properly. Many production issues arise because the equipment is not checked prior to use, leading to disrupted material flow and unnecessary material waste. Therefore, inspection is a critical first step.

2. Starting the Equipment
When starting the vacuum conveying machine, operations should commence promptly. Delaying material loading after the machine has been running can cause idle operation, reducing performance and shortening equipment lifespan. Users should start loading materials immediately after powering on the machine to ensure proper operation.

3. Operating Process
During material loading, attention to technique and operational details is essential to avoid issues. Improper handling can prevent the machine from functioning correctly, affecting production quality and efficiency. Users are reminded to follow operational procedures carefully to ensure smooth and accurate conveying.

4. Shutting Down the Equipment
After material loading is complete, the machine should be turned off promptly to save energy. Leaving the machine running idle can significantly impact its performance and longevity.

Although these steps may appear simple, many operators fail to standardize procedures in practice. Proper attention to operational details is crucial to maintain consistent production performance.

Maintenance of the Powder Vacuum Conveying Machine

1.Filter Maintenance

Instructions: Regularly inspect the filter surface and check the tightness of nuts to prevent clogging, damage, or detachment.

Method: Use compressed air to clean accumulated dust from the filter surface; water may also be used if necessary.

Frequency: For new machines, inspect weekly; thereafter, adjust based on usage.

2.Water-Circulating Vacuum Pump Maintenance

Instructions: Regularly check the turbidity of water in the tank. When starting the vacuum conveying machine, observe whether material is present at the drainage outlet.

Method: Replace the tank water if it becomes excessively dirty.

Frequency: Weekly is recommended, depending on water quality.

3.Electrical Maintenance

Instructions: Because pneumatic control is involved, ensure compressed air is free of water, oil, and impurities to prevent damage to electrical components.

Method: Use a three-stage filter system; for special cases, add two additional filters.

Frequency: Drain water or oil accumulations promptly as needed.

<p>The post Powder Vacuum Conveying Machine first appeared on Navector-industrial screens, sifting equipment, ultrasonic vibrating screen, separation equipment, gyratory screen, self-cleaning filters,vibro sifter,Gyratory sifter,vibrotary screener,Tumberl Screener.</p>

Principle Introduction

Using the vacuum conveying principle, various powders and granules can be conveyed from the storage container to the hopper of any plastic machine. It can be used in conjunction with profile units, compounding systems, and chemical processing equipment. It is equipped with a pneumatic fan valve and a discharge auxiliary air valve, which can make the discharge more smooth; As well as the back-flushing sealing valve and high-pressure back-blowing device, so that the back-blowing effect is better; 6 sets of filter elements and special filter element lamination are used to make the filtration area larger and the filtration effect better; Convenient quick-release design, easy to clean and repair. It completely replaces manual feeding, realizes fully enclosed automation in the production process, and is safe, reliable, green and environmentally friendly.

Product Details

The powder vacuum feeder uses a single air as the power source, which is an intrinsically safe explosion-proof equipment, a dust-free closed pipeline conveying equipment that transports particles and powdery materials with the help of vacuum suction, which can eliminate dust environmental pollution, improve the working environment, and reduce the pollution of materials by the environment and personnel, and improve cleanliness.

Equipment Advantages

• Adopt microchip control technology, which has the characteristics of accurate control, easy operation, and multiple alarm prompts;
• Imported dust interception filter device is adopted, which has the characteristics of high strength, good dust interception effect, green environmental protection, etc.;
• Equipped with pulse compressed air backflush cleaning device, the cleaning effect is better;
• The suction port is automatically closed at the suction port when the blowback is blown, and there is no dust and no pollution;
• The vibrating discharge system can effectively prevent bridging, and the discharge is more uniform and stable;
• It can be equipped with 1-7 vacuum hoppers, which is suitable for a pair of multiple raw materials to be transported to the extruder or storage tank/replenishment bin over a long distance;
• It has the characteristics of easy cleaning, easy disassembly, easy maintenance, no noise, etc.;
• Realize automated, unmanned and green production, and effectively reduce labor costs.

<p>The post Powder Vacuum Feeder first appeared on Navector-industrial screens, sifting equipment, ultrasonic vibrating screen, separation equipment, gyratory screen, self-cleaning filters,vibro sifter,Gyratory sifter,vibrotary screener,Tumberl Screener.</p>

Principle Introduction

The dust-free feeding station is a powder unloading system mainly composed of a working platform, filter assembly, filter back-blowing cleaning device, negative-pressure fan, bar grating, temporary storage hopper, and related components.

Optional configurations include a vibrating screen, crusher, magnetic separator, and drum tipping bracket to adapt to various application requirements.

Product Details

The starch dust-free feeding station is primarily designed for manual bag opening and material dumping into the enclosed feeding unit. A negative-pressure dust collection system automatically extracts dust particles generated during the unloading process, effectively preventing the dust dispersion associated with conventional feeding methods.

The dust-free feeding station is widely used in food processing, new energy lithium battery production, chemical industries, and other sectors. It is typically installed upstream of mixers and packaging machines for floor-level feeding, integrating feeding and material transfer into a single operation. The feeding hopper is equipped with an independent dust removal system to ensure that no dust escapes during loading. The equipment is constructed from stainless steel and complies with GMP standards.

Equipment Advantages

• Simple structural design, easy operation, and low maintenance cost.
• Automated control system ensuring stable and reliable operation.
• Dust-free unloading, preventing dust dispersion and enabling clean production.
• Equipped with screening and vibration devices to facilitate material discharge and downstream pneumatic or mechanical conveying.

Widely applied in food, pharmaceutical, chemical, and metallurgical industries for unpacking, feeding, screening, and unloading small-bag materials. It is particularly suitable for manual powder feeding and pre-screening operations. During bag opening, the integrated dust collection fan effectively prevents dust from spreading into the workspace.

Working Process of the Starch Ton-Bag Feeding Station

Preparation:
Prepare the feeding station equipment and operating area in advance. This may include installing a ton-bag unpacking machine, setting up conveyors, and preparing containers to receive the material.

Material Placement:
The station is typically used for materials packed in ton bags (also known as bulk bags or FIBC bags). Operators position the ton bag securely at the designated location of the feeding station.

Lifting and Positioning:
Some ton-bag feeding stations are equipped with lifting mechanisms. A crane or hoisting system can be used to lift and accurately position the ton bag, ensuring proper alignment for discharge.

Start of Unloading:
Once the bag is securely positioned, operators initiate unloading. This may involve opening the bag outlet to allow material flow. Some systems incorporate vibration or flow-aid devices to promote smooth discharge.

Material Transfer:
The discharged material is transferred via conveyor belts or other conveying systems to the designated destination, such as a storage silo, mixing unit, production line, or other processing equipment.

Completion:
After the material has been fully transferred, operators shut down the feeding station and prepare the system for the next loading operation.

<p>The post Starch Dust-Free Feeding Station first appeared on Navector-industrial screens, sifting equipment, ultrasonic vibrating screen, separation equipment, gyratory screen, self-cleaning filters,vibro sifter,Gyratory sifter,vibrotary screener,Tumberl Screener.</p>

Product Details

The dust-free explosion-proof feeding station is designed for unpacking and feeding bagged or drum-packed materials across various industries. It effectively resolves dust dispersion during manual feeding operations. The equipment is engineered in compliance with FDA, GMP, and CGMP standards, delivering high-performance operation under stringent regulatory requirements. The feeding workstation is ergonomically designed to significantly reduce operator fatigue during high-intensity feeding tasks. It is widely used in pharmaceuticals, food processing, chemicals, health products, energy, and other industries.

Equipment Advantages

• Fully enclosed design with integrated micro-negative pressure dust collection, preventing dust escape during feeding and meeting clean and environmental protection requirements.
• Optional lump breaker for pre-crushing hard agglomerates or large material blocks.
• Multi-group filter back-blowing system with alternating cyclic operation, doubling dust removal efficiency.
• Integrated waste bag collection system for convenient and efficient handling.
• Constructed entirely of 304 stainless steel; internal surfaces are mirror-polished with Ra ≤ 0.4 μm, ensuring no material residue inside the chamber.

Grain Processing:
Used to transfer grains, feed, beans, and other materials from storage equipment to processing machinery such as mills and mixers. It reduces dust and particulate emissions during feeding, maintaining a clean and safe working environment.

Chemical Industry:
Widely applied for conveying powdered or granular raw materials such as chemical powders, pigments, and additives. It minimizes dust generation during feeding, protects operators and equipment, and ensures compliance with safety and environmental standards.

Building Materials:
Used for conveying cement, mortar, stone powder, and similar materials to concrete batching plants and mortar production lines. By controlling dust emissions, it improves workplace conditions and enhances production efficiency.

Mining and Metallurgy:
Commonly used for feeding ores, coal, mineral powders, and similar materials into crushers, grinding equipment, and roasting furnaces. It reduces dust generation, improves the operating environment, protects worker health, and minimizes equipment corrosion and wear caused by dust.

Pharmaceutical and Food Processing:
Used for conveying powdered or granular raw materials into pharmaceutical and food processing equipment. It controls dust emissions during feeding and helps maintain product purity and quality.

<p>The post Dust-Free Explosion-Proof Feeding Station first appeared on Navector-industrial screens, sifting equipment, ultrasonic vibrating screen, separation equipment, gyratory screen, self-cleaning filters,vibro sifter,Gyratory sifter,vibrotary screener,Tumberl Screener.</p>

Principle Introduction

The operator places the bag on the stand and pushes it into the grid. Then, the operator cuts a vertical opening in the bag, and dumps the shake bag to empty it, and the material falls into the hopper by power, and can be connected with the conveying unit equipment through the conveying pipe at the bottom, and the material is output to the specified position. The built-in induced air dust collector collects dust from the dust produced during the bag emptying process. The filter is cleaned by a reverse compressed air jet, and the cleaned dust falls back into the hopper for continuous feeding.

The small bag feeding station, also known as the dust-free feeding station, is a kind of equipment used for unloading small bag powdery materials, which has the function of reducing the discharge dust, and the equipped vibrating screen has the function of filtering foreign matter.

Equipment Advantages

• The calculated air volume and filtration area adaptation ratio make the air speed of the feeding port optimal, which not only captures the overflowing dust but also reasonably reduces the dust adhesion concentration of the filter cartridge;
• Ergonomic design, the height of the feeding port is about 0.75 meters, which is more convenient and easy to feed;
• Gas spring auxiliary opening and closing of the warehouse door is more labor-saving;
• The filter bracket can prevent sundries such as bags or scissors from being mistakenly put into the silo;
• Three-tube independent pulse backflush design to ensure the backflush effect and filter life;
• It can increase the sound and light alarm function of the bottom material level, and automatically remind the workers to feed when there is no material;
• According to the actual use of the project, non-standard design dimensions and installation methods;
• Wide range of application, to meet the feeding of all solid materials.

Features

• Simple structure, easy to operate, easy to maintain and operate;
• Realize fully enclosed bag opening and pipeline transportation;
• No dead angle design, easy to clean;
• Automatic dust collection system to avoid dust flying and improve the working environment;
• The same specification of bag opening station can be applied to different processing capacity requirements;
• Suitable for all industries involving powders, such as food, chemical industry, battery, etc.

<p>The post Dust-Free Feeding Station For Small Bags first appeared on Navector-industrial screens, sifting equipment, ultrasonic vibrating screen, separation equipment, gyratory screen, self-cleaning filters,vibro sifter,Gyratory sifter,vibrotary screener,Tumberl Screener.</p>

Product Introduction

The double ribbon mixer is suitable for industries such as food processing, chemicals, agriculture, and pharmaceuticals. It is designed for mixing powders, small granules, and various other materials. During operation, the inner ribbon conveys the material outward, while the outer ribbon pushes the material inward, enabling rapid convective mixing and achieving excellent homogeneity within a short time. It features strong mixing uniformity, high production efficiency, and an extremely low failure rate.

Equipment Advantages

• Wide application range: suitable for solid–solid (powder–powder), solid–liquid (powder–liquid), and liquid–liquid mixing.
• High mixing uniformity: capable of achieving homogeneous blending at ratios up to 1:10,000, demonstrating particular advantages when mixing materials with significant differences in bulk density.
• Fast mixing speed and high efficiency: 6–10 times more efficient than conventional mixers, or even higher in certain applications.
• Rapid and convenient discharge: typically completes discharge of one batch within 2–5 minutes.
• Gentle mixing process: preserves the original physical properties of materials with minimal degradation.
• No material contamination: the stirring assembly is integrally constructed, ensuring safety and reliability. All corners and weld seams are smoothly finished for easy cleaning. Lubrication points are located outside the main chamber, preventing oil leakage or wear debris from entering the material. The system can operate in a sealed condition to prevent airborne dust contamination.
• Low energy consumption with a high loading coefficient.
• Minimal plant requirements: horizontal configuration with flexible drive and discharge position options; not restricted by building height and occupies relatively small floor space.
• Stable and reliable operation, few wearing parts, long service life, easy maintenance, and simple operation.

Factory Inspection of the Double Ribbon Mixer

Each mixer must be inspected and approved by the manufacturer’s quality inspection department and accompanied by a certificate of conformity before delivery.

Prior to shipment, each mixer shall undergo a 30-minute no-load test at rated speed and meet the following requirements:

• Stable and normal operation without abnormal noise; control mechanisms must be flexible and reliable.
• No loosening of connections or fasteners.
• For mass-produced units, at least two mixers per year shall be randomly inspected and tested in accordance with JB/T 9820.3, and the results shall comply with Clause 3.4.
• Upon delivery, the purchaser shall inspect and accept the product according to this standard. If the product fails to meet requirements, the manufacturer shall repair and resubmit it for acceptance. Under the condition that the user operates the mixer in accordance with the manufacturer’s instruction manual, the manufacturer shall provide repair, replacement, or return within one year from the date of purchase if damage is caused by manufacturing defects.
• The quality of the paint coating shall be inspected in accordance with JB/T 5673.

Widely used in pesticides, veterinary drugs, food products, chemicals, biotechnology, aquaculture, ceramics, refractory materials, plastics, compound fertilizers, and other industries for solid–solid (powder–powder) and solid–slurry (powder–paste) mixing. It is particularly suitable for blending viscous materials.

<p>The post Double Ribbon Mixer first appeared on Navector-industrial screens, sifting equipment, ultrasonic vibrating screen, separation equipment, gyratory screen, self-cleaning filters,vibro sifter,Gyratory sifter,vibrotary screener,Tumberl Screener.</p>