RACK AND PINION MECHANISMS

Introduction

A rack and pinion mechanism consists of a circular gear (the pinion) meshed with a linear gear bar (the rack), which is essentially a flattened, infinite-radius spur gear.

When the pinion rotates, it forces the rack to move linearly in a straight line, converting rotational motion into linear motion.

"Rack and pinion systems typically require an accompanying linear guide system (such as slide rails, bearing blocks, or linear bearings) to ensure stable linear movement, minimize friction, and prevent binding or structural misalignment."

PROS AND CONS

Important Note:

Avoid using Tetrix rack and pinion components in high-load applications.