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IMA Electric Servo Actuator

IMA Electric Servo Actuator
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IMA Electric Servo Actuator

Product catalog summary
Overview: The document provides comprehensive details about the Integrated Motor Actuator (IMA) by Tolomatic, focusing on its features, applications, specifications, and performance metrics. The IMA is a high-force, rod-style actuator that combines a servo motor with a ball or roller screw-driven actuator, designed for efficiency and longevity.
Key Features:
  • Compact and lightweight design.
  • High force and positional accuracy.
  • Long life with easy re-lubrication without disassembly.
  • High efficiency and proven performance in extreme environments.
  • Eliminates the need for couplers, adapters, belts, gears, and cooling systems.
Applications: The IMA is suitable for various applications, including aerospace, automotive, medical equipment, and packaging. It is particularly beneficial in environments requiring high force and precision, such as hydraulic and pneumatic system replacements.
Specifications:
  • Thrust up to 6,875 lbf (30,594 N).
  • Speed up to 52.5 in/sec (1,334 mm/sec).
  • Stroke length up to 18 inches (457 mm).
  • Available with ball and roller screw technologies.
Performance & Mechanical Specifications: Detailed performance data for various IMA series (IMA22, IMA33, IMA44, IMA55) are provided, including dynamic load ratings, continuous and peak thrust, maximum velocity, and inertia values.
Design and Construction:
  • Zinc-plated alloy steel construction for corrosion resistance.
  • Screw relubrication system for extended service life.
  • Multiple motor winding options and high-resolution feedback systems.
Environmental Protection: The IMA is available with IP65 and IP67 ratings for protection against dust and water ingress, with options for food-grade and corrosion-resistant materials.
Motor Specifications: Detailed specifications for integrated motor actuators include inductance, number of poles, bus voltage, and speed at rated voltage. The motors are RoHS compliant, and performance data is validated using specific aluminum face mount plates.
Speed vs Thrust Graphs: Graphs illustrate the relationship between speed and thrust for different IMA models using ball screws and roller screws, distinguishing between continuous and peak performance regions.
Actuator Sizing: Online sizing tools are available for selecting the appropriate actuator based on peak and continuous performance regions. Consultation with Tolomatic is advised for exceeding catalog ratings.
Brake Specifications: Details on brake specifications include current, holding torque, engage and disengage times, and voltage requirements. Side load considerations are also discussed.
Lubrication and Maintenance: Formulas for calculating lubrication intervals for ball screws and roller screws are provided, emphasizing the importance of proper lubrication for maintaining actuator performance.
Key Features and Dimensions: Key features of the IMA series are highlighted, including stroke length and peak thrust capabilities. Detailed dimensions for each IMA model are provided for integration into various applications.
Additional Notes: Notes on the expected life of ball and roller screws, side load specifications, and considerations for severe duty applications are included.
Specifications:
  • Motor Connectors: Options include Tolomatic Standard Motor (DT1), Bosch Rexroth MSK Motor (DB1), Emerson FM Motor series (DE1), Emerson NT Motor series (DE2), and Lenze MCS Motor series (DL1).
  • Feedback Devices: Options include Stegmann Hiperface® Multi-turn ABS MT (A1), Digital Quadrature 2000 Line encoder (D1), and Resolver, BRX (R1).
  • Brake Options: Available with or without a brake (N for no brake, B for brake).
  • Cables: Standard 6m flying lead cables are available for power and feedback. Custom lengths can be requested.
  • Mounting Options: Include Standard Face Mount, Mounting Plates (MP2), Front Flange Mount (FFG), Trunnion Mount (Front and Rear), Clevis Mount (Rear), and Side Mount (MST).
  • Rod End Options: Standard female internally threaded, male externally threaded, spherical eye, clevis, and alignment coupler options are available.
  • Other Options: IP67 Ingress Protection Rating and Anti-Rotate (ARO) are available.
  • Nut/Screw Combinations: Various ball and roller nut options with different leads (5mm, 10mm, 20mm, 25mm).
  • Motor Voltage: Options include 230 Vac and 460 Vac with 1 or 3 stack winding.
  • Stroke Length: Ranges from 76.2 mm to 457.2 mm, with a maximum stroke of 304.8 mm for IMA22.
  • Size: Available in 22, 33, 44, and 55 series actuators.
Ordering Information: The model selection must follow a specific order, while options can be in any order. Not all codes are compatible with all options, and IP67 is not available with DE2 connectors or standard on IMA22. Some feedback devices may not be compatible with certain connectors.
Contact Information: For further assistance and to determine available options and accessories, contact Tolomatic at 1-800-328-2174 or visit their website at www.tolomatic.com.
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Catalog excerpts

IMA Electric Servo Actuator-1

IMA Integrated Motor rod-style Actuator Patented LINEAR SOLUTIONS MADE EASY LINEAR SOLUTIONS MADE EASY

 Open the catalog to page 1
IMA Electric Servo Actuator-2

The longest lasting, high-force integrated actuator on the market! The IMA is a compact, durable, high force rod-style actuator. The IMA integrates a servo motor into a ball or roller screw-driven actuator to provide efficient high force in a compact lightweight design envelope. Our patented* design allows for easy re-lubrication without disassembly for extremely long service life. Tolomatic has over 50 years of experience manufacturing rodless and rod-style electric and pneumatic actuators. The IMA combines this experience and the power of servo motor technology into one actuator. The result:...

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IMA Electric Servo Actuator-3

IMA - Integrated Motor Actuator IMA Applications Press Fitting System • High Force • Long Life Valve / Process Control • Accurate Positioning • Quick Response IMA Specs & Performance . . . . . . . 8-14 IMA Dimensions . . . . . 15-18 Application Data Worksheet . . . . . . . . . . . . . 19 Selection Guidelines . . . . . 20 Ordering . . . . . . . . . . . . . . 23 Fluid Dispensing • Repeatable Force • Smooth Velocity Spot Welding • Compact, Lightweight • Repeatable, High Force More Applications: • Aerospace • Animation • Assembly • Automated assembly • Automatic tool changers • Automotive • Clamping...

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IMA Electric Servo Actuator-4

IMA - Integrated Motor Actuator IMA integrated motor Actuator Endurance Technology features are designed for maximum durability to provide extended service life. The IMA is a compact, durable, high force rod-style actuator. The IMA integrates a servo motor into a ball or roller screw-driven actuator to provide efficient high force in a compact lightweight design envelope. Our patented design allows for easy re-lubrication without disassembly for extremely long service life. Built-to-order in stroke lengths up to 18 inches with your choice of screw technology. High positional accuracy    SCREW...

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IMA Electric Servo Actuator-5

IMA - Integrated Motor Actuator … MAXIMUM DURABILITY Connectors You can choose from: • Connector choice and wiring emulates popular motor manufacturers for compatibility: - Tolomatic Standard - Bosch Rexroth MSK Series - Emerson FM & NT Series - Lenze MCA Series - more to come... • Staggered connectors for convenient installation • 270° Rotatable & Box mount options available    HIGH RESOLUTION  FEEDBACK You can choose: • Digital encoder • Multi-turn absolute encoder • Resolver    high thrust bearing  • Provides complete support of screw and protects the feedback device from linear forces MULTIPLE...

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IMA Electric Servo Actuator-6

IMA - Integrated Motor Actuator Endurance Technology features are designed for maximum durability to provide extended service life. The standard production IMA is a highly capable actuator with an environmental rating of IP65. Yet the world of industrial automation places actuators in increasingly challenging environments. The white epoxy IMA has all the features of the IMA shown on the previous pages plus these features that are suited to challenging environments. • Static tested against ingress of dust and water for protection of internal components and long actuator life  300 Series Stainless...

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IMA Electric Servo Actuator-7

… MAXIMUM DURABILITY    Smooth body design  • Fewer collection points for contaminants in wash-down environments Modifications That Expand the Operating Environment of the IMA The IMA can support the following modifications, many included on the white epoxy IMA featured. Contact Tolomatic with your requirements. Food Grade Greases provide the lubrication actuators require and comply with international food/health & safety regulations. They are nontoxic, inert, tasteless and odorless. Contact Tolomatic for specific grease options and availability for your application. • Viton®, a high performance...

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IMA Electric Servo Actuator-8

IMA - Integrated Motor Actuator Performance & Mechanical Specifications: Series Screw lead Dynamic load rating (1 mil revs) Cont. Thrust Peak Thrust Max. in/sec Velocity mm/sec Breakaway Torque Back Drive Force* Dynamic load rating (1 mil revs) Cont. Thrust Peak Thrust Inertia lb-in2/in 0.01811 per unit of 2 stroke kg-cm /mm 0.00209 Screw lead **Base Inertia Breakaway Torque Back Drive Force* Performance data was validated using an aluminum face mount plate: IMA22/33 (8.25" x 7.0" x 0.7");   IMA44 (9.0" x 9.0" x 0.7"); IMA55 (9.0" x 9.0" x 1.0") Ambient Temperature = 77°F (25°C); Elevation <...

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IMA Electric Servo Actuator-9

IMA - Integrated Motor Actuator Performance & Mechanical Specifications: Series in Face Size **Base Weight Weight per unit of stroke Screw Lead Backlash Screw Lead Accuracy 50 to 104 (Contact Tolomatic if higher temperature is required) Temp range 10 to 40 (Contact Tolomatic if higher temperature is required) Standard IP65, Optional IP67 (Static) 20g peak, 6 msec duration *In vertical applications an unpowered IMA will require a brake to maintain position if the load on the actuator exceeds this value **Value given is for a zero stroke actuator Motor Specifications: Series Winding/motor Voltage...

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IMA Electric Servo Actuator-10

IMA - Integrated Motor Actuator On-line sizing available at www. tolomatic.com BALL SCREW PEAK CONTINUOUS BALL SCREW VELOCITY (mm/sec) VELOCITY (in/sec) VELOCITY (mm/sec) LEGEND Region PEAK CONTINUOUS LEGEND Region PEAK CONTINUOUS VELOCITY (in/sec) PEAK REGION is the maximum performance capabilities of the actuator system. Higher peak thrusts are achievable by servo motor actuator systems, so please consult Tolomatic before exceeding catalog rating. CONTINUOUS REGION is defined as the RMS thrust and velocity limit that is derived from the thermal limits of the actuator system to achieve the dynamic...

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IMA Electric Servo Actuator-11

IMA - Integrated Motor Actuator ROLLER SCREW VELOCITY (mm/sec) BALL SCREW ON-LINE SIZING VELOCITY (in/sec) ROLLER SCREW VELOCITY (mm/sec) BALL SCREW PEAK ■■■■ VELOCITY (in/sec) PEAK REGION is the maximum performance capabilities of the actuator system. Higher peak thrusts are achievable by servo motor actuator systems, so please consult Tolomatic before exceeding catalog rating. CONTINUOUS REGION is defined as the RMS thrust and velocity limit that is derived from the thermal limits of the actuator system to achieve the dynamic load rating of the screw. (Example: Extend and retract under force...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.