Linear Positioning Drives

Health, Medical and Dental Supplies & Equipment, Mechanical Power Transmission

MD Anderson and Varian Expand Relationship with Acquisition of TrueBeam Systems

May 26, 2016

PALO ALTO, Calif. - Varian Medical Systems (NYSE: VAR) has announced The University of Texas MD Anderson Cancer Center signed an agreement to acquire six TrueBeamâ„¢ linear accelerators. Scheduled for delivery over the next 24 months, the six TrueBeam systems will be added to the 24 Varian linear accelerators already treating patients at the cancer center. "We have been able to deliver... Read More

Material Handling & Storage, Mechanical Power Transmission

Linear Positioning Stage uses self-locking principle.

May 13, 2016

Measuring 35 x 35 x 15 mm and driven by ultrasonic piezo linear motor, Model U-521 can be integrated into industry and research applications, including automatic micromanipulation, positioning of samples, or when adjusting optical components, such as objectives and camera lenses. Unit offers speeds up to 200 mm/sec with low inertia that allows for dynamic start-stop behavior with settling times in milliseconds. Integrated optical linear encoder provides position feedback with 100 nm resolution. Read More

Mechanical Power Transmission, Sensors, Monitors & Transducers

Inductive Linear Position Sensors suit factory automation.

May 10, 2016

Featuring contactless operation, Model LR-27 has 6 ranges from 1–8 in., while Model LRL-27 has 5 ranges from 10–18 in. Units feature 1.05 in. diameter anodized aluminum housing sealed to IP67. Radial cable exit version comes with swivel rod eye ends, while axial termination versions utilize M-12 connector or 1 m cable. Operating from variety of DC voltages with choice of 4 analog outputs, sensors are suited for solar cell positioners, robotic arm position feedback, and packaging equipment. Read More

Controls & Controllers, Material Handling & Storage, Mechanical Power Transmission

Precision Linear Stage handles payloads up to 22 lb.

May 9, 2016

Available with travel ranges of 1, 2, and 4 in. and velocity to 0.8 ips, Model L-406 delivers smooth motion with minimum incremental motion and repeatability down to 0.2 microns. Recirculating ball bearings ensure optimized guiding accuracy with minimum backlash. Compact DC servo motor with gearhead is offered for high torques and resolution, while 2-phase direct-drive stepper motor delivers higher velocity. Mounted on motor shaft, integrated rotary encoder sensor provides position feedback. Read More

Mechanical Power Transmission, Mounting & Attaching Products, Optics & Photonics, Sensors, Monitors & Transducers, Test & Measuring Instruments

Rotary Stage provides 360-degree continuous travel.

April 26, 2016

Exhibiting angular accuracy of 30 arcsec, repeatability of 3 arcsec, and 0.324 arcsec resolution, RTS-DD Series is suited for laboratory, factory automation, and semiconductor processing applications. Low profile design helps minimize abbe errors when used with another motion axis, while brushless direct-drive servo motor eliminates backlash. Series also features optical encoder with precision index mark for homing, and 30 mm through-bore to enable routing of vacuum or high-voltage lines. Read More

Mechanical Power Transmission

Motorized Linear Stages offer optimized moment load stability.

April 5, 2016

With patented bolt-on design, WGS Series can be directly coupled to size 17 and size 23 step motors, simplifying design by eliminating assembly time and previously required couplings. Over 20 lead screw configurations and multiple motor size and stack options are available. Stages are suited for variety of applications, including blood analyzers, microscopy, auto-samplers, industrial X-Y stages, and semiconductor inspection equipment. Read More

Material Handling & Storage, Mechanical Power Transmission, Mounting & Attaching Products

Mini Ultrasonic Piezo Rotary Stage has integrated encoder.

April 4, 2016

Self-locking without the need of brake, U-62x's ultrasonic piezomotors are positioners that reach velocities up to 720°/sec. Integrated, direct-measuring, incremental encoders ensure resolution down to 1/1000°, while self-clamping, ultrasonic motor eliminates jitter/drift and holding current. Available in 20, 30 or 50 mm widths and 10, 12 or 19 mm heights, positioners offer 360° rotation range and quiet operation. Piezo ceramic ring motor directly drives rotating platform. Read More

Mechanical Power Transmission, Mounting & Attaching Products

Hexapod Positioner delivers sub-micrometer precision.

April 4, 2016

Offering linear travels to 110 mm and angular travels to 40°, HexGen™ HEX500-350HL is driven by AC brushless, slotless servomotors directly coupled to actuator ball-screw. This configuration promotes drive stiffness and positioning accuracy as well as minimum incremental motion capacity (20 nm in XYZ and 0.2 µrad for θxθyθz). Able to be modified with user-specific features or mounting patterns, product comes with A3200 motion control and visualization software. Read More

Mechanical Power Transmission

Linear Motor Stages offer linear velocities up to 900 mm/s.

April 1, 2016

Featuring fully sealed design measuring 20.866 x 8.075 x 2.441 in., LM3 Series provides 300 mm travel with 15 µm accuracy, 1 µm repeatability, 5 µm flatness, and 5 µm straightness. Low-profile units include ironless linear servomotors and recirculating ball linear ways, linear SS scale encoder, optical limit switches, hard coverings with side seals, and integrated cable management. Stages are suited for inspection, scanning, optical positioning, laser marking, and machining applications. Read More

Material Handling & Storage, Mechanical Power Transmission

XY Linear Motor Scanning Stage offers 8 x 8 in. travel.

March 24, 2016

Driven by ironless direct drive linear motors, Model L-731 offers solid velocity to 100 mm/sec for inspection, automation, photonics, metrology, and microscopy applications. Precision crossed roller bearings with anti-creep cage assist provide guiding accuracy of 1.5 µm straightness/flatness for loads up to 20 kg. Integrated optical reference encoder and limit switch provide further positioning control and accuracy for compact stage with 5 nm resolution. Read More

Controls & Controllers, Material Handling & Storage, Mechanical Power Transmission, Mounting & Attaching Products, Optics & Photonics

Velmex BiSlide® Pan and Tilt System Used on Several Shots for Oscar Nominated Anomalisa

March 18, 2016

Dick Kaneshiro, an owner of Velmex positioning systems for stop-motion photography, recently completed camera work on the film Anomalisa. The film, nominated for an Oscar in the Best Animated Film category, was shot in part using a camera rig Kaneshiro designed and comprised of several Velmex BiSlides Stages and Rotary Tables. In additional to rotating movement through the Rotary Tables, the... Read More

Material Handling & Storage, Mechanical Power Transmission

Precision Linear Positioning Stage supports up to 22 lb payload.

March 8, 2016

Available with travel ranges of 26, 52, and 102 mm and velocity to 20 mm/sec, L-509 positioner delivers smooth motion with unidirectional repeatability down to 0.1 micron. Precision crossed roller bearings with anti-creep cage assist lend to guiding accuracy with minimum backlash, while noncontact optical limit switches and reference point switches with direction sensing in middle of travel range simplify use in automation tasks. Two encoder options are available. Read More

Controls & Controllers, Mechanical Power Transmission, Mounting & Attaching Products

Multi-Channel Digital Piezo Controller offers broad connectivity.

March 3, 2016

Integrating with existing piezo-based nanpositioning systems and piezo actuators, E-727 features 20-bit DACs and ADCs, 4 PAs, PID control, and 2 programmable notch filters. Closed-loop nanopositioning systems are supported with capacitive feedback sensors, piezoresistive sensors, and strain gauges. Linearization fosters positioning accuracy, and DDL eliminates non-linearities at high frequencies. Data recorder, ID chip compatibility, and programmable drift compensation are also standard. Read More

Material Handling & Storage, Mechanical Power Transmission, Mounting & Attaching Products, Optics & Photonics

Motorized Vertical Elevator Stage provides precise positioning.

March 1, 2016

Constructed of black-anodized aluminum alloy, AZ60-A non-cantilevered moving wedge vertical elevator stage supports up to 15.43 lb loads without loss of parallelism. Dimensions are 183.7 x 80 x 38 mm (~42 mm when raised), 60 x 95 mm drilled and tapped stage has 4 mm vertical travel, and travel speeds reach 2.5 mm/sec. Design provides smooth, straight (to <5 µm), vertical motion and parallelism (<20 µm to mounting surface). Resolutions are 1.25 µm (full step) to 0.125 µm (1/10 micro step). Read More

Mechanical Power Transmission

XY Air Bearing Stages deliver precise, vibration-free motion.

February 16, 2016

Equipped with fully preloaded air bearings, A-311 PIglide IS Series features frictionless motion, resulting in negligible hysteresis or reversal error and zero-wear of mechanical components. Due to air bearing&rsquo;s surface averaging effect, pitch/yaw/roll and straightness/flatness are significantly better than with conventional mechanical bearings. Planar XY stages are suited for metrology, wafer inspection, laser marking, and other precision motion applications. Read More

Mechanical Power Transmission

Customizable Precision XY Motion Platform offers 150 mm travel.

January 20, 2016

Capable of operating in any orientation, 306 x 358 x 66 mm CXY-BS Series attains linear velocities to 150 mm/sec and has clean design with apertureless frame. Components include brushless servo motor directly coupled to zero backlash precision ground ball screws; crossed roller bearings; hi-res (0.1 µm) linear SS scale encoder; and optical limit switches with home. Orthogonality (10 arcsec) and parallelism enable X/Y travel with 10 µm linear accuracy and 1 µm linear repeatability.<br /> Read More

Mechanical Power Transmission, Mounting & Attaching Products

Top-Mount Smart Valve Positioner optimizes flow control.

January 7, 2016

Designed to mount directly to top of control valve, Research Control® SRD991 uses linear connection, which mitigates hysteresis between positioner and actuator by feeding back actual position of actuator consistently and accurately. Unit is available with graphical LCD screen, 2 levels of diagnostics, and variety of protocols including HART, PROFIBUS-PA, and FOUNDATION Fieldbus H1. All diagnostic features can be configured and displayed by positioner DTM. Read More

Mechanical Power Transmission, Mounting & Attaching Products

Miniature Piezo Hexapod provides dynamic error correction.

December 28, 2015

With 1,500 g load capacity, 6-axis Model P-915KWEF is designed for dynamic error correction for 6° of freedom. Capacitance direct metrology sensors and parallel-kinematic design with piezo actuator direct drives result in compact and stiff positioning solution. Product provides 1 nm linear resolution, 0.07 µrad angular resolution, and positioning range up to 70 µm. Mounted inside rotary stages, Model P-915KWEF virtually eliminates wobble and eccentricity errors. Read More

Mechanical Power Transmission, Optics & Photonics

Motorized Goniometer Stage handles loads to 30 kg.

November 27, 2015

Measuring 160 x 160 x 100 mm, Motorized Goniometer Stage offers solution for precise measurement of angles or rotation of object to precise angular position. Unit provides ±15° of rotation at speeds to 10°/sec, 400:1 worm gear ratio, and resolution of 0.0005° with 10 micro-step per step stepper motor driver. Height of rotation center at 139 mm is suited for crystallography, light measurement, measurement of surgical cutting blades, microscopy, laser positioning, and inspection applications. Read More

Material Handling & Storage, Mechanical Power Transmission

Precision Linear Stepper Stage offers stability, high resolution.

November 16, 2015

As 2-phase micro stepper motor platform, L-511 offers 2, 4, and 6 in. travel ranges and incremental motion as small as 0.02 µm for precision positioning. Recirculating ball bearings enable max load capacity of 22 lb and durability at repetitive cycle rates with velocities up to 45 mm/sec, and precision ball screw drive unit with 2 mm pitch is nested in stress-relieved aluminum base. Centrally located linear encoder provides 1 nm resolution if operated with MC Hydra controller. Read More