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Air Motors

Product catalog summary

Overview
DEPRAG offers a diverse range of air motors, including Tooth Gear Motors, Turbines, and Air Vane Motors. Their product lines are divided into BASIC LINE for cost-effective solutions, ADVANCED LINE for stainless steel motors, POWER LINE for high-performance motors, and INDIVIDUAL LINE for customized solutions. Special applications include motors for drilling, milling, and grinding, as well as air motors with integrated holding brakes and gear motors.

Fields of Application
Air motors are utilized in various industries such as medical technology, food processing, shipbuilding, paper industry, foundries, machine construction, automobile, and chemical industries. They are appreciated for their sterilisability, high performance, reliability, and oil-free operation.

Distinguishing Features of DEPRAG Air Motors
DEPRAG air motors are recognized for their comprehensive service, short delivery times, easy maintenance, long lifespan, flexibility, application consultancy, and value customization. They feature a QuickVChange vane exchange system and a wide range of materials and designs.

Advantages of Air Motors
Air motors are safe, robust, and suitable for explosive environments. They are sterilisable, vibration-insensitive, overload safe, acid-insensitive, lightweight, compact, dust-insensitive, and easy to control. They are also reversible and resistant to cleaning agents.

Product Spectrum
The product spectrum includes Tooth-Gear Motors, Turbines, and Air Vane Motors. Tooth-Gear Motors are customized to meet specific requirements. Turbines offer high torque and energy efficiency with adjustable power settings. Air Vane Motors are available in BASIC, ADVANCED, and POWER lines, each offering unique advantages such as ATEX certification, oil-free operation, and robust design.

Technical Information
Air Vane Motors are designed for special applications with integrated brake modules. They are suitable for use in safety-critical areas and are available in stainless steel for enhanced durability and performance.

Drill Motors
These motors are designed for efficient drilling with slim designs suitable for small drill spacings, particularly in multi-spindle units for window construction. They offer high precision with a power range of 80-600 W and speeds from 150 to 24,000 rpm.

Milling Motors
Durable and precise, these motors are ideal for robotic applications due to their small size and high-speed capabilities. They have a power range of 400 W and can reach speeds up to 20,000 rpm.

Grinding Motors
Benefiting from DEPRAG's experience with pneumatic grinders, these motors feature robust steel housing and precise collets for various shaft diameters. They offer a power range of 150-1000 W and speeds from 15,300 to 47,000 rpm.

Integrated Brake Systems
The motors come with integrated holding brakes that can be controlled via a separate line or directly through the air motor exhaust. This feature ensures automatic activation if pressure drops.

Speed Regulators
DEPRAG's speed regulators are designed for applications requiring constant speed, such as mixers. They feature a non-contacting speed sensor and a control module integrated into a DIN-rail housing, allowing for easy speed adjustments.

Air Vane Motors
These motors are characterized by their high performance density and ability to maintain constant speed. They are suitable for oil-free operation, making them ideal for the food processing industry and clean-room applications.

Comparison of Drive Principles
The document compares hydraulic, air, and electric motors, highlighting the advantages of air motors, such as low weight, high power density, and explosion-proof capabilities.

Performance Characteristics
Air motors offer constant power output over broad speed ranges and can handle full standstill loads without damage. They are temperature insensitive and require minimal maintenance.

Conclusion
DEPRAG motors are versatile and efficient, suitable for a wide range of industrial applications. Their design allows for easy integration and operation in various environments, emphasizing safety and reliability.

Correctional Factors for Pneumatic Motors
To adapt the air consumption and performance of pneumatic motors, correctional factors are applied based on pressure levels. These factors affect power, speed, torque, and air consumption, with specific percentages provided for pressures ranging from 3 to 7 bar.

Installation and Control of Air Vane Motors
Air motors can be controlled using different valve configurations depending on the desired directionality. For single-direction control, a 2/2-way valve is sufficient. Reversible motors require either a 5/3-way valve or two 3/2-way valves. Proper attention must be given to hose diameter and flow rate to ensure optimal performance.

Selection of Air Motors
The selection process involves determining the suitable drive principle, motor material, and application-specific requirements. Air vane motors are ideal for regular cycles, while tooth-gear motors or turbines suit continuous operation. Material choice depends on the environment, with options like cast-iron for dry conditions and stainless steel for industries like food processing and chemical.

Calculating Motor Power
Motor power calculation considers torque, speed, and application conditions. The performance is influenced by operating pressure, air quantity, and whether the motor operates oil-free. Adjustments are made using correctional diagrams or tables.

Integration into Systems
Air motors can be integrated with additional components like brakes and gears. DEPRAG offers solutions with integrated planetary, worm, or spur gears. Custom fixture options are available to fit specific machine requirements.

Maintenance and Cost Considerations
DEPRAG motors feature a QuickVChange system for easy vane replacement, minimizing downtime. Purchasing decisions should consider both initial costs and ongoing maintenance expenses. Efficient operation near nominal speed reduces air consumption and running costs.

Motor Maintenance and Performance Guidelines

Ensure air quality is dry and particle-free for optimal motor performance.
For best performance and longevity, use 1-2 drops of oil per 1 m³ of air consumption.
Adhere to recommended maintenance intervals; shorter intervals may be needed for oil-free operation.
Ensure sufficient opening cross-section for air supply hose and connection fittings.
Limit air hose length to a maximum of 3 meters.
Operate the motor near its nominal speed for optimal performance.

Maintenance Frequency Factors

Maintenance frequency depends on application environment, gear size, torque range, and duty cycle.
For long-term storage, add a drop of oil to the air inlet and run the motor for 5-10 seconds.

Support for Drive System Selection

Provide operational conditions for assistance in selecting the right drive system.
Considerations include environment, ATEX requirements, food industry conformity, and material resistance.
Specify operational parameters such as power, torque, speed, and pressure.

Application and Technical Data Requirements

Provide details on application conditions, technical data, and material requirements.
Specify motor fixture design, drive spindle design, and additional components needed.

Turbine System Selection Support

Provide application details for assistance in selecting a turbine system for energy recovery.
Include information on medium type, pressure, temperature, mass flow, and duty cycle.

Catalog excerpts

Air Motors Customized drive solutions n n n n n compact service friendly stainless steel light ATEX conform robust overload safe reversible sterilisable

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Fields of application and application examples for Air Motors What distinguishes DEPRAG Air Motors from the rest? • Product spectrum: Tooth Gear Motors • Product spectrum: Turbines • Product spectrum: Air Vane Motors • BASIC LINE: Low cost air motors for normal production environment • ADVANCED LINE: Stainless steel motors • POWER LINE: High performance air motors • INDIVIDUAL LINE: Great value customisations • Air Vane Motors for special applications – Drilling, milling and grinding motors – Air motors with integrated holding brake – Gear motors Speed regulator Technical Information about Air...

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Fields of application for air motors Diverse design models, simple construction, light performance weight, high speed ranges and explosion safety – this ensures that air motors can be used in a wide spectrum of applications. DEPRAG air motors – whether vane motors, turbine motors or tooth-gear motors – are employed in almost all sectors of industry. Medical technology pharmaceutical industry • sterilisable • light – small • high performance • reliable • long life-span • oil-free operable • easy maintenance Food processing industry Paper industry • stainless steel design • high performance • reliable...

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Application examples air vane motors High performance in the smallest of spaces… is achieved by the resilient air motor which drives the milling head of a sanitation robot under the extreme conditions of drain sanitation. Move a parked aircraft by hand! Moving heavy rolls of paper, railway wagons, and even parked aircrafts by hand may sound like magic, but it is humanly possible: The unassuming "Easy Roller" works just as its name implies. With this device, you can easily maneuver up to 100 tons without exerting great effort. Drive solution for the paper production Acid- and heat-insensitive...

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Application examples of turbines and gear motors The different application areas of the turbine The DEPRAG gas expansion turbine recovers energy, meaning that even small amounts of residual process gas can be utilised. This means that energy recovery with the latest technology is an option for many sectors of industry. Energy recovery in energy-intensive industrial processes Using a turbine for an aircraft emergency door The pyrotechnic ignited, indirect turbine drive with reduction gearing is used for the PYROTAK emergency door system. This system offers a high power-output by a very small-sized...

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What distinguishes DEPRAG Air Motors from the rest? FULL SERVICE Whether you need an integrated motor from our comprehensive programme catalogue, your own individual air motor, a package solution, a ready-to-sell end product or a fully automated assembly system – DEPRAG is your business partner. SHORT DELIVERY TIMES Due to our large amount of in-house production we are able to deliver fast and flexibly at short notice, even when dealing with smaller quantities. Large amount of in-house production – on-site salt bath heat treatment facility EASY MAINTENANCE We offer a QuickVChange vane exchange...

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What distinguishes DEPRAG Air Motors from the rest? FLEXIBILITY As well as wide-ranging ADVANCED LINE and BASIC LINE standard programmes, we offer flexible choice of materials, e.g. ceramic, or designs tailored to meet your needs. Innovative materials, e.g. ceramic motor; customer specific package solutions APPLICATION CONSULTANCY Our application engineers advise you in selecting the most suitable drive system for your application. If you would like to test or replace your existing drive, we are happy to check it in our innovative performance testing facility. Performance testing facility; professional...

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Advantages of Air Motors Air motors are safe and robust drive systems, which come into play when a high performance and overload safe drive is required. Always ready for action long after traditional drive technology has stopped spinning! safe for use in potentially explosive environments sealed even for underwater usage sterilisable for repeated use in clean-rooms resistant to cleaning agents and suitable for the high standards of the food processing industry light and compact only 1/5 of the weight and 1/3 of the size of an electric motor of equivalent power overload safe can be loaded to standstill...

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Our Product spectrum Our product lines: Product spectrum: Tooth-Gear Motors • speeds up to approx. 100,000 rpm • oil-free • no wear parts • low noise level • suitable for continuous use Tooth-gear motors are developed individually to fit your requirements. Turbines • speeds up to approx. 120,000 rpm • oil-free • no wear parts • optimum power to weight ratio • low air consumption • Turbines with flexible power settings 1.5 kW / 3 kW or 4.5 kW • Turbine production according to your specific application. Air Vane Motors • speeds up to approx. 60,000 rpm • compact & light • ATEX conform • overload...

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Product spectrum: Tooth-Gear Motors Our tooth-gear motors provide made-to-measure drive solutions for your individual application needs. Function of a Gear Motor force exerted on flank in turn direction Gear motors consist of two gear wheels, that run in a housing with minimal play. One gear-wheel is rigidly interconnected with the drift shaft, the other generates the torque. Two gear-flats are directed with compressed air into the turn-direction and one gear-flat against the turn-direction. The exhaust air is directed into chambers that are formed between the gear-flat and housing wall - towards...

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Product spectrum: Air Vane Motors With our standard, cataloged air vane motors, we can offer completely adapted drive solutions for your application. BASIC LINE Our great value for money model for use in non-critical production environments. Additional benefit: You save production time with our QuickVChange vane exchange system! Power range: 200 - 1200 W Your advantages: • ATEX certified • QuickVChange vane exchange system • wide speed range • reversible • robust design ADVANCED LINE Our product line of stainless steel motors stands out from the rest with its comprehensive range of sealed, oil-free...

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