Catalog excerpts
RODLESS ACTUATORS ENDURANCE TECHNOLOGY
Open the catalog to page 1Tolomatic 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...
Open the catalog to page 2Applying, 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
Open the catalog to page 3B3S 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...
Open the catalog to page 4… 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...
Open the catalog to page 5B3W 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...
Open the catalog to page 6… 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...
Open the catalog to page 7B3S & 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...
Open the catalog to page 8B3S & 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
Open the catalog to page 9B3S & 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...
Open the catalog to page 10B3S 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
Open the catalog to page 11B3S 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....
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