Linear Actuators incorporate intelligent servomotors.
Smart Digit and Smart Bug actuators include optical encoder, digital servo amp, indexer, local power supply, and serial communications interface. With 1 Ã-µ repeatability and .5 Ã-µ resolution, actuators are available in 2, 4, and 8 in. stroke lengths. Directly coupled to drive screw, Smart Digit units move at speeds to 25 ips with 120 lb of force max. Smart Bug units incorporate nonslip...
Read More »Linear Actuator is environmentally sealed.
Suited for extremely harsh environmental conditions and military applications, product is available with various sizes of hybrid linear actuators. Size 23 linear actuator incorporates encoder for feedback information. Maximum force is rated at 200 lb, and incremental movement per step ranges from .0004167 in. per step to 0.002 in. Additional models are available that can develop forces up to 500...
Read More »Guide Actuator is suitable for clean environments.
Model KR15 LM combines miniature LM Guide and miniature ballscrew in 1 block. Actuator uses 4-row circular contact, resulting in low fluctuation of rolling resistance under load. With stainless steel, cold drawn outer rail construction, unit is available in high grades and precision grades with positioning accuracies of 0.040 and 0.020 mm, respectively. Rail lengths range from 75-200 mm, dynamic...
Read More »Linear Actuators come with or without anti-rotation guide.
Series DRL combines 5-phase hybrid stepping motor with ball screw in 3 frame sizes. Ground ball screw version, Model DRL28PA1-03D produces max thrust of 6.7 lb force over 1.18 in. stroke. Model DRL28PB1-03D has same force and stroke but achieves accuracy at Ã-
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Read More »Electric Actuator utilizes rolling parts for efficiency.
Type ELA is designed with ground ball screw, ball splines and angular bearings. Ball spline enables actuator to accept each load of torque, radial, and moment. Absence of oil leaks or air mist emissions makes actuator environmentally friendly. Unit is offered in Type 10 and Type 20 models with strokes ranging from 40 to 200 mm. Wrap kits are optional.
Read More »Actuation System enables safe adjustment of hospital beds.
SKFÃ-® MediMove consists of actuators, recliners, and control units and panels, which can be integrated into beds to provide secure movement, positioning, and control. They offer variable height adjustment; adjustable backrest with CPR function; special positioning with autocontour function for comfortable sitting; and adjustable elevation of legs and knee-fold. Full electrical control is...
Read More »Linear Actuator eliminates need for gearbox.
Linear voice-coil actuator features low-mass, inner-moving coil and oil-impregnated, sintered-bronze bearing for quick mechanical response times. Device allows application of force directly in linear direction, eliminating need for mechanical conversion device such as ball screw or gearbox. Linear motor measures 1.25 in. diameter by 1.375 in. long and produces peak forces greater than 3.5 lb with...
Read More »Roller Screws handle high loads.
SKFÃ-® roller screws, for linear-actuation applications, sustain static loads up to 1,000 tons and dynamic loads up to 200 tons. Planetary roller screws feature threaded nuts, rollers, and screw shafts. Planetary motion eliminates need to recirculate rolling elements, meaning fewer components, smoother operation, and longer life. Recirculating roller screws allow for fine-lead threads, as...
Read More »Servo Motor has integrated ball screw.
Brushless DC servomotor-based actuator, with precision ball screw and low-profile encoder, provides linear speeds up to 5,000 rpm and closed-loop control. Compatible with all 3-phase brushless DC motor amplifiers, NEMA size 23 motor offers permanently lubricated ball bearings and dynamically balanced rotor. Compact, 2.0 in. motor length provides up to 80 oz-in. peak torque. Applications include...
Read More »Valve Operator is fully portable.
Multifunctional, handheld Model RS-II, with choice of hydraulic, pneumatic, or electric drive, and forward and reverse operation, operates all rising and non-rising stem valves from 6 to 60 in. Unit mounts directly to rising-stem valve using universal hand-wheel adapter, allowing for semi- and permanent-mount applications in petro-chemical, wastewater, and water distribution markets. Offerings...
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