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B3S & B3W Electric Rodless Actuator

B3S & B3W Electric Rodless Actuator
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B3S & B3W Electric Rodless Actuator

Product catalog summary
Overview: The document provides comprehensive information on Tolomatic's B3S and B3W electric rodless actuators, designed for heavy load applications with high moment and load carrying capacities. These actuators are ideal for challenging environments due to their sealed recirculating ball bearing design.
Specifications: The B3S screw-drive actuators support loads up to 8,000 lbs, with thrust up to 2,700 lbf and speeds up to 60 in/sec. The B3W belt-drive actuators also handle loads up to 8,000 lbs but offer higher speeds up to 200 in/sec. Both types feature a patented internal recirculating ball bearing guidance system for enhanced durability and longevity.
Comparison: The document compares screw-drive and belt-drive actuators, focusing on load capacities, thrust, speed, and stroke length. It discusses models like MXE-S, MXE-P, TKS for screw-drive, and MXB-U, MXB-P, TKB for belt-drive, each with unique capabilities and limitations.
Applications: Suitable for applications such as parts transfer, pick & place, stacking, sorting, laser marking, material cutting, and adhesive dispensing, these actuators are designed for high-speed operations and multi-axis movements.
Features: B3S features include solid and ball nuts, IP44 protection, and a recirculating ball bearing system for high efficiency. B3W features include multiple belt technologies, oversized pulley bearings, and a belt tensioning system for high-speed operations.
Options: Various options are available, such as auxiliary carriers for increased load capacity, different mounting options, and switch styles for position indication. Motor orientation options and metric tapped holes for mounting are also detailed.
Performance and Testing: Performance specifications, dynamic bending moments, load deflection charts, and support recommendations are included. The document emphasizes maintaining a load factor of 1.5 to ensure actuator longevity.
Actuator Sizing and Load Factors: The document outlines the load factor (LF) formula, which must not exceed 1.5 for rated life. It provides tables for screw codes, descriptions, and maximum thrust values for both inch and metric lead screws.
Performance and Limitations: Graphs illustrate critical speed capacities and PV limits for Acme and ball screw/nut combinations, highlighting the importance of heat generation and combined loads on actuator life.
Installation and Environmental Considerations: Installation guidelines stress proper alignment and support, especially for cantilevered motors. The IP rating for protection against solid particles and water is noted.
Dimensional Details: Detailed dimensions for various actuator models are provided, including motor mounting options and optional tube supports, with diagrams in both inches and millimeters.
Key Recommendations: For high accuracy and low backlash applications, contacting the manufacturer for specific options is advised. Environmental factors such as temperature and potential heat generation from motors should be considered.
Guidelines for Selection: The document provides steps for selecting the appropriate actuator, including choosing size, comparing load capacities, calculating load factors, establishing motion profiles, selecting lead screws, motors, and drives, determining support requirements, and considering additional options.
Ordering Information: Details on model types, tube bore diameters, stroke lengths, motor mounting options, nut/screw configurations, and switch types are provided, along with field retrofit kits and additional product information.
Tolomatic Difference: Highlights include excellent customer service, industry-leading deliveries, innovative products, and online sizing and selection software, with access to 3D models and 2D drawings.
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Catalog excerpts

B3S & B3W Electric Rodless Actuator-1

RODLESS ACTUATORS ENDURANCE TECHNOLOGY

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B3S & B3W Electric Rodless Actuator-2

Tolomatic B3S & B3W Electric Rodless Actuators The Power to Move Heavy Loads The B3S and B3W electric rodless actuators have very large moment and load carrying capacities. The sealed recirculating ball bearing design makes it an excellent choice for challenging environments. For even higher capacity (loads up to 8,000 lbs.) choose the Dual 180° Carrier and add an auxiliary carrier. Both actuators utilize a patented internal re-circulating ball bearing guidance system that provides extremely long life. These actuators are capable of carrying loads up to 8,000 lbs. A Comparison of Screw Drive...

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B3S & B3W Electric Rodless Actuator-3

Applying, Dispensing • Test Fixtures Storage & Retrieval • Pick & Place • Parts Transfer •Laser marking •Material cutting •Adhesive dispensing High Speed Flying Cut Off •Test stations •Product handling •Camera positioning 1-800-328-2174 B3_3 www.tolomatic.com

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B3S & B3W Electric Rodless Actuator-4

B3S Rodless screw drive Actuator Endurance Technology features are designed for maximum durability to provide extended service life. The B3S rodless screw-drive electric actuator is designed for carrying moderate to heavy loads with large bending moment capacity. The B3S utilizes a patented integral recirculating ball bearing guidance system that provides durable performance and extremely long life. Choose from multiple screw technologies for thrust up 2,700 lbf. Built-to-order in stroke lengths up to 179 inches. LOAD-BEARING CARRIER DESIGN • Recirculating ball bearing system provides guidance,...

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B3S & B3W Electric Rodless Actuator-5

… MAXIMUM DURABILITY SCREW SUPPORT BEARINGS • Unique high thrust bearing assembly design eliminates runout and isolates the linear forces from the drive shaft YOUR MOTOR HERE Lightweight aluminum design • Black anodized extrusion design is optimized for rigidity and strength • External switch channels on both sides allow easy placement and adjustment of position indicating switches • Inline option directly couples the driving shaft and is typically a one-piece housing construction for optimum alignment and support of the motor • Reverse-parallel option minimizes the overall length and offers...

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B3S & B3W Electric Rodless Actuator-6

B3W Rodless Belt-drive Actuator Endurance Technology features are designed for maximum durability to provide extended service life. The B3W rodless belt-drive electric actuator is designed for carrying moderate to heavy loads at moderate to high speeds with large bending moment capacity. The B3W utilizes a patented integral recirculating ball bearing guidance system that provides durable performance and extremely long life. The B3W belt-driven actuator features speeds up to 200 in/sec. Built-to-order in stroke lengths up to 207 inches. YOUR MOTOR HERE  • Specify the device to be installed and...

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B3S & B3W Electric Rodless Actuator-7

… MAXIMUM DURABILITY BELT TENSIONING SYSTEM PATENTED WEDGE BEARING SYSTEM •Prevent contam­ inants from entering the sealing band area to protect internal components • Unique design incorporates hardened steel race­ ways integral to the aluminum extrusion • Bearing surfaces are adjusted at the factory for optimum preload and smooth performance • Full access to the idle pulley allows ease of adjustment for alignment and tensioning • Dual adjustment screws and field tensioning kit provide simple maintenance Carrier options • Auxiliary Carrier doubles the load capacity and increases pitch and yaw...

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B3S & B3W Electric Rodless Actuator-8

B3S & B3W Electric Rodless Actuators SPECIFICATIONS both Screw & Belt Drive DYNAMIC BENDING MOMENTS AND LOADS U.S. CONVENTIONAL SINGLE (STANDARD) CARRIER AUXILIARY CARRIER: Increases rigidity, load-carrying capacity and moments Size DUAL 180˚ CARRIER: Allows 90˚ rotation of load, adds load bearing surface AUXILIARY DUAL 180˚ CARRIER: Substantially increases moment and loads The Dual 180˚ carrier requires its own proprietary tube supports and foot mounts. See dimensional information. Breakaway torque will also increase when using the Auxiliary carrier or the Dual 180˚ carrier options. When ordering,...

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B3S & B3W Electric Rodless Actuator-9

B3S & B3W Electric Rodless Actuators SPECIFICATIONS both Screw & Belt Drive LOAD DEFLECTION DEFLECTION ABOUT X AXIS DEFLECTION ABOUT Y AXIS DEFLECTION TESTING WAS DONE UNDER THESE CRITERIA: 1.) Actuator was properly mounted with distance between supports within recommendations (see Support Recommendations below) 2.) Deflection was measured from center of carrier as shown (Mx = 13", My = 8") FRICTION FORCE LOAD WEIGHT (kg) 5.0 MAXIMUM LOAD MAXIMUM LOAD MAX DISTANCE BETWEEN SUPPORTS (in) “L” Weight MAXIMUM LOAD MAX DISTANCE BETWEEN SUPPORTS (mm) “L” 100

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B3S & B3W Electric Rodless Actuator-10

B3S & B3W Electric Rodless Actuators SPECIFICATIONS both Screw & Belt Drive AUXILIARY CARRIER: BENDING MOMENT AT ‘D’ DISTANCE DIMENSION “D”* (mm) 100 AUXILIARY DUAL 180˚ CARRIER: BENDING MOMENT AT ‘D’ DISTANCE 100 MOMENT lb-in (in thousands) DIMENSION “D”* (in) Rates shown on both graphs were calculated with these assumptions: 1.) Coupling between carriers is rigid. 2.) Load is equally distributed between carriers. 3.) Coupling device applies no misalignment loads to carriers. * Customer must specify Dimension "D" (Distance between carrier center lines) when ordering. Life of the actuator will...

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B3S & B3W Electric Rodless Actuator-11

B3S Electric Screw Drive Rodless Actuators SPECIFICATIONS Related to Actuator Size and Screw Selection INCH (US Conventional) LEAD SCREWS SCREW CODE DESCRIPTION Contact Tolomatic for higher accuracy and lower backlash options. * For Acme screws, maximum thrust is the maximum continuous dynamic thrust subject to Thrust x Velocity limitation. For ball screws, maximum thrust reflects 90% reliability for 1 million linear inches of travel. EXCELLENCE IN MOTION, B3 11 www.tolomatic.com

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B3S & B3W Electric Rodless Actuator-12

B3S Electric Screw Drive Rodless Actuators ACTUATOR SIZING INCH (US Conventional) WEIGHT CARRIER (lbs) 0.85 1.56 2.15 WEIGHT PER UNIT OF STROKE STRAIGHTNESS & FLATNESS (supported) (in) The listed values relating to straightness/flatness are intended for reference purposes only, and not as an engineering standard of absolute tolerance for a given actuator. Appropriate installation is the single most important factor in reducing such deviation, so good engineering practices such as measurement, mapping, etc. must be employed in applications with stringent straightness/flatness requirements. Heat...

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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.