Cross-Roller Stage, Heavy-Duty Work Table or Linear Actuator? A Practical Selection Guide
Compare cross-roller stages, CNC worktables and linear actuators by travel, rigidity, load, speed, accuracy, installation and integration.
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How to Match Servo Inertia to a Linear Actuator: Why a Larger Motor Is Not Always Better
Reflect moving mass and screw inertia to the motor shaft, then verify speed, peak torque, RMS torque, inertia ratio, regeneration, interface and resonance.
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Why Can a Vertical Axis Drop? Braking and Safety for Ball-Screw Linear Actuators
Follow the back-driving path, then separate what supports a vertical axis during motion, normal stopping, sudden power loss and maintenance.
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Ball Screw or Timing Belt Linear Actuator? Start with Speed, Repeatability, Travel and Load
Compare ball screw and timing belt actuators by speed, repeatability, travel, drive thrust, guide capacity, duty and maintenance using comparable HZMotion platforms.
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Linear Motion Vibration Troubleshooting: Support Unit, Locknut or Ball Screw?
Troubleshoot linear motion vibration by speed, position, direction and temperature, then isolate the support unit, locknut, ball screw, coupling, guides and base.
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Ball Screw Thermal Growth: How Should the Fixed and Support Ends Be Arranged?
Understand ball screw thermal growth, compare fixed-supported and fixed-fixed arrangements, estimate expansion and distinguish thermal drift from lead error and backlash.
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How Does End Support Affect Ball Screw Critical Speed? From Fixed-Supported to Fixed-Fixed
Understand ball screw critical speed and whip, compare fixed-free, supported-supported, fixed-supported and fixed-fixed mounting, and use the formula, worked example and HZMotion support-unit mapping for preliminary selection.
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Fixed End, Support End or Heavy-Duty Fixed End? Ball Screw Support Unit Selection Guide
Compare standard fixed-end, support-end and heavy-duty fixed-end ball screw support units by function, bearing arrangement, mounting interface, load and accuracy, with HZMotion series pairings and selection steps.
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Precautions for Bearing Housing Installation and Use
Support units are pre-filled with grease; no additional lubrication is required before use. Keep the support units clean during installation and operation. Prevent dust and debris
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Support Unit Selection Guide and Recommended Selection Procedure
Fully understand the load capacity, rigidity requirements, and end dimensions of the ball screw, trapezoidal screw, or ball spline, as well as the assembly characteristics of the e
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