What Are The Functions of A Linear Shaft?
Publish Time: 2026-04-21 Origin: Site
The linear shaft plays the following roles in mechanical systems:
When used in conjunction with linear bearings, oil-free sleeves, etc., it provides precise linear motion trajectories for mechanical components, ensuring smooth and accurate movement of equipment in horizontal, vertical, or inclined directions. It is commonly used in automated production lines, robot joints, and precision instruments that require high-precision linear motion.
As a supporting component in mechanical structures, it withstands certain radial loads and bending moments, maintaining the stability and rigidity of mechanical components. For example, in robotic arms, lifting platforms, etc., the linear shaft can support the weight of the arm or platform, preventing deformation.
3. Transmitting power and torque
In some applications, the linear shaft can transmit rotational power or torque through connections with couplings, gears, etc., achieving power transmission in mechanical systems. For example, in some transmission devices, the linear shaft converts the rotational motion of the motor into linear motion or transmits it to other working components.
4. Positioning and calibration
By utilizing its high-precision dimensional tolerances and shape tolerances, it provides an accurate positioning reference for mechanical systems, helping equipment achieve precise position control and calibration during assembly, debugging, or operation, ensuring the correct relative position relationship between components.
Different materials and surface treatments of straight optical axes (such as chrome-plated optical axes, stainless steel optical axes, etc.) can provide additional anti-corrosion, wear-resistant, etc. properties based on specific usage environments (such as corrosive environments, high wear environments, etc.), further expanding its application scope.