A rack is a linear gear component that meshes with a pinion to convert rotational motion into linear motion in luffing gear systems.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Length | Customizable, typically 500-5000 mm | |
| Module | 2-10 mm | |
| Hardness | 58-62 HRC (surface) | |
| Load Capacity | Up to 500 kN dynamic, depending on specifications | |
| Tooth Profile | Involute | |
| Accuracy Grade | DIN 5-8 or ISO 5-8 | |
| Pressure Angle | 20° or 14.5° |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
A gear and rack assembly that converts rotational motion into linear motion to control the luffing (raising/lowering) of crane booms or similar equipment.
A mechanical linear actuator that converts rotational motion into linear motion.
A mechanical component consisting of a linear rack and a rotating pinion gear that converts rotational motion into linear motion or vice versa.
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Manufacturer profiles associated with Rack.
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A rack uses gear teeth meshing with a pinion for motion conversion, offering high load capacity and efficiency but requiring precise alignment. A lead screw uses a threaded mechanism, providing self-locking and smoother motion but typically with lower efficiency and speed.
Regular maintenance includes lubrication with high-pressure grease, inspection for wear or damage on teeth, checking alignment with the pinion, and monitoring for corrosion. Follow manufacturer guidelines and schedule based on operational cycles and environmental conditions.
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