Vibratory feeder / vibrating feeder

Vibratory feeder enable precise dosing and reliable material transport in continuous processes. Our magnetically driven two-mass vibratory systems use controlled vibrations for uniform conveying, ideal for applications in the chemical, food and pharmaceutical industries.

A key feature is the automatic adjustment of the drive frequency to the resonance frequency of the overall system. This eliminates the need for time-consuming adjustment, while the delivery rate increases linearly with the excitation voltage. With a low current consumption (max. 1.1 A), our systems offer high efficiency and performance.

Robust and adaptable, our vibratory conveyors ensure reliable, long-lasting performance for a wide range of materials. Our standard portfolio includes feeders with a conveying capacity of 50 g/h to 3 t/h and thus covers a wide range of industrial requirements.

DE-DDW-VSP0015

Vibratory feeder

The DE-DDW-VSP0015 vibratory feeder is a compact dosing device for precise volumetric and gravimetric dosing of small quantities of material in the lower capacity range. The system is ideal for continuous dosing processes and enables controlled dosing of fine to coarse-grained materials thanks to its V-channel and powerful AFAG drive.

DE-DDW-VPF030

Vibratory feeder

The DE-DDW-VPF030 vibratory feeder is a compact dosing system for precise gravimetric dosing of materials in the medium capacity range. Equipped with a robust trough chute and the powerful ARBO AF-14 drive, this device is ideal for continuous dosing processes and ensures reliable material feed.

DE-DDW-VPF090

Vibratory feeder

The DE-DDW-VPF090 vibratory feeder is a highly developed gravimetric dosing system that is ideal for the precise dosing of bulk materials in the medium to higher capacity range. With a dosing capacity of 10 to 1000 kg/h and a generous hopper volume of 90 dm³, it ensures optimum support for continuous applications that require maximum dosing accuracy and reliable material feed.


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Björn Demmer

Shareholder - General manager

PHONE: +49 2247 918 90
E-MAIL: bdemmer(at)demic-datentechnik.de

Heinz Demmer

Shareholder - General manager

PHONE: +49 2247 918 90
E-MAIL: hdemmer(at)demic-datentechnik.de


Vibratory feeder for efficient material handling

A vibratory feeder, also known as a vibrating feeder, is a powerful conveying system that uses vibrations to transport materials in a desired direction. This technology is primarily used in the bulk goods industry and enables the continuous, gentle and energy-efficient transportation of a wide variety of materials.

The functionality of a vibratory feeder is based on an oscillating movement that is generated by electromagnetic or motor-driven drives. These vibrations cause the conveyed goods to move forward in small jumps on a specially designed chute or pipe system. In contrast to classic conveyor belts or screw conveyors, there is no mechanical friction between the conveying elements, which minimizes wear and is a particularly low-maintenance solution.

Vibratory feeder are used in numerous industries - including the food, chemical, pharmaceutical and recycling industries. Their versatility enables both fine-grained materials such as powder and larger piece goods to be transported safely and in a controlled manner. Depending on the area of application, there are different designs, such as linear vibratory feeder for long distances or vibratory trough conveyors for sensitive materials.

Vibratory conveyors, vibratory trough conveyors or vibrating conveyors are often used as synonyms for the term vibratory feeder. However, these terms often describe specific designs or applications within vibratory conveyor technology. Despite the different names, the basic conveyor technology remains the same: efficient, gentle material transport using vibrations.

Advantages of vibratory feeder

Efficient and gentle material handling

Vibratory feeder transport materials gently and evenly without generating mechanical pressure or high speeds. This is particularly advantageous for sensitive bulk materials that could be damaged by conventional conveying technologies. The even vibration movement minimizes abrasion, breakage or segregation of the conveyed material. At the same time, the precise control of the vibration frequency ensures that the material is transported at the optimum speed. This makes production processes more efficient and reduces reject rates. The low friction between the conveyed material and the surface also improves energy efficiency, as less force is required to set the material in motion.

Flexibility in various industrial sectors

Vibratory feeder are extremely versatile and are used in a wide range of industries. In the food industry, they enable the hygienic transportation of flour, nuts or grain, while in the chemical and pharmaceutical industries they precisely dose powders and granulates. They are also used in the recycling and metal sectors for transporting bulk materials such as glass, plastics or metal shavings. Thanks to their modular design, they can be adapted to different conveyor lines and integrated into existing production lines. This flexibility enables a customized solution for almost any material flow requirement - regardless of the type or nature of the conveyed material.

Low maintenance and long service life

A key advantage of vibratory feeder is their robust and low-wear design. As they do not require moving mechanics such as rollers, belts or chains, there is hardly any friction loss or mechanical abrasion. This significantly reduces maintenance costs and minimizes downtime in production. In addition, most models are made of corrosion-resistant materials such as stainless steel, which further increases their durability. Another plus point is the ease of cleaning: Many vibratory conveyors have smooth, seamless surfaces that prevent deposits and are easy to clean. This makes them particularly attractive for hygienically demanding sectors such as the food and pharmaceutical industries.

Technological features of vibratory feeder

Different drive systems: electromagnetic or motorized

Vibratory feeder use different drive systems, which are selected depending on the application and material flow requirements. Electromagnetic drives offer precise control of the vibrating movement and enable exact dosing of the conveyed material. They are particularly suitable for light and sensitive materials as they generate gentle, even movements. Motorized drives, often in the form of unbalanced motors or linear vibratory motors, are more powerful and are used for heavier or coarse bulk materials. They offer a robust solution for industrial applications with high throughput rates. The choice of the right drive depends on factors such as the type of material, conveying distance and desired transport speed.

Materials and designs for different requirements

The design and material selection of a vibratory feeder play a decisive role in its durability and efficiency. Stainless steel is often used in the food and pharmaceutical industries as it is corrosion-resistant and easy to clean. In the chemical or recycling industry, coated or high-strength steels are often used to transport abrasive or chemically aggressive materials. Plastic conveyors offer an economical alternative for certain applications where light weight and ease of handling are paramount. The design also varies depending on the area of application: there are open vibrating chutes that ensure easy cleaning, as well as closed or tubular conveyors that enable dust-free processes and protect sensitive materials.

Areas of application of vibratory feeder

Food industry

Vibratory feeder are indispensable in the food industry as they enable hygienic, precise and gentle conveying of sensitive products. They are used, for example, to transport flour, sugar, nuts or grain without damaging or contaminating the material. Thanks to special stainless steel designs and food-safe surface coatings, they meet the highest hygiene requirements. Vibratory conveyors are also easy to clean, which prevents cross-contamination. Their precise control makes them ideal for dosing ingredients in production processes. They also ensure an even product flow in packaging systems so that filling quantities can be precisely maintained. This optimizes production and reduces material waste.

Chemical industry

In the chemical and pharmaceutical industries, vibratory feeder are essential for the safe and controlled transportation of powders, granulates and tablets. They enable precise dosing and prevent segregation or material loss. They are a preferred solution, especially in areas with strict regulations on purity and contamination prevention. Stainless steel constructions and antistatic coatings ensure that even sensitive or reactive materials are conveyed safely. In addition, enclosed vibratory conveyor systems are ideal for transporting hazardous or dusty materials as they create a contamination-free environment. In this way, they make a significant contribution to quality assurance and process optimization in production.

Bulk goods industry

Vibratory feeder play a crucial role in the bulk materials and recycling industry, as they offer robust and low-maintenance solutions for transporting bulk materials such as sand, gravel, glass or metal chips. They enable continuous material conveying without bulk materials compacting or clumping together. They are particularly advantageous in the recycling industry, as they support unmixed material flows and can efficiently separate unwanted foreign bodies. Thanks to their flexible design, they can be easily integrated into existing systems. They are also resistant to abrasive materials and ensure uniform conveying, which makes the entire recycling process more efficient and economical.

Vibratory feeders vs. other feeder systems

Criterion Vibratory conveyor
(Vibratory feeder)
Conveyor belt Screw feeder
Functionality Material transport through vibrations Continuous movement on a belt Transport by a rotating screw
Material protection Very high - no pressure, no abrasion Medium - depending on belt type High - particularly suitable for powdery substances
Conveying accuracy Very high - exact dosing possible Medium - depending on speed Very high - particularly ideal for even dosing of bulk material
Versatility Flexible for powders, granulates and sensitive materials Ideal for packaged and loose goods Particularly suitable for fine-grained and free-flowing materials
Maintenance effort Low - few wearing parts Medium - depending on tape material Medium - regular lubrication and maintenance extend the service life
Cleaning & hygiene Very good - smooth surfaces, easy to clean Medium - can accumulate dirt and residues Good - easy to clean with special hygienic designs
Conveying speed Medium to high - adjustable frequency High - continuous movement Medium to high - depending on screw diameter and speed
Energy consumption Low to medium - efficient drives Medium - constant movement requires energy Medium - optimized drives reduce energy requirements

Maintenance and care of vibratory feeder

Regular inspections and lubrication

Regular inspection of vibratory feeder is crucial to ensure a long service life and smooth operation. All mechanical components, especially the vibrating elements and drives, should be checked for wear or possible damage. Loose screws or fine cracks can lead to failure in the long term, so early detection is important. Lubrication of moving parts, if present, helps to reduce friction and wear. However, many modern vibratory conveyors are virtually maintenance-free as they do not require traditional bearings or gear parts. Nevertheless, electrical connections and control systems should be checked regularly to ensure a constant conveying capacity. In hygiene-sensitive areas, such as the food or pharmaceutical industry, thorough cleaning of the conveyor surfaces is also essential in order to avoid deposits. Preventive maintenance minimizes unplanned downtime and maintains the efficiency of the entire conveyor system in the long term.

Typical wearing parts and their replacement

Although vibratory feeder are known for their robust design and low maintenance requirements, there are some wearing parts that should be checked regularly and replaced if necessary. These primarily include rubber spring elements or leaf springs, which are responsible for the vibrating movement. They are subject to natural material fatigue due to the continuous vibrations and must be replaced at defined intervals to ensure optimum conveying performance. Vibratory magnets and drive units should also be checked regularly to ensure they are working properly, as decreasing magnetic force or unbalanced motors with increased running time can reduce efficiency. In dusty or abrasive environments, the conveyor surfaces can also be worn down by the material flow, which is why it makes sense to check them regularly and replace the wear plates if necessary. Proactive replacement of these components prevents unplanned downtime and ensures consistently trouble-free operation.

Frequently asked questions about vibratory feeders (FAQs)

A vibratory feeder transports materials by means of vibrations generated by electromagnetic or motorized drives. These vibrations cause the material to be conveyed to move forward in small jumps, which enables gentle and efficient material conveying.

Vibratory feeder are versatile and suitable for bulk materials such as powders, granulates, foodstuffs, metal chips or recycling materials. Even sensitive materials can be transported as there is no mechanical friction.

Vibratory feeder are characterized by low maintenance, high material protection and precise dosing. They are more flexible than screw conveyors and require less space than belt conveyors.

There are electromagnetic drives for precise control and motorized unbalance drives for higher conveying capacities. The choice of drive depends on the type of material and throughput requirements.

Yes, stainless steel vibratory feeder with special surface coatings are easy to clean and ideal for hygienically sensitive areas such as the food and pharmaceutical industries.

Thanks to their efficient drive technology, vibratory feeder consume less energy than many other conveyor solutions. Electromagnetic models in particular operate with minimal power consumption.

Regular inspections of swinging elements, bolted connections and electrical connections are important. Wearing parts such as springs or oscillating magnets should be replaced at fixed intervals.

Yes, thanks to their modular design, vibratory feeder can be flexibly integrated into existing systems. They can also be customized in terms of size, conveying speed and material design.

The conveying capacity depends on various factors such as drive type, material flow and design. Some models can transport several tons of material per hour.

Yes, there are special ATEX-certified vibratory feeder for use in potentially explosive environments. These models are specially designed to meet the safety requirements of the respective industry.