INDUSTRY COMPONENT

Locking Cam

A mechanical locking cam component used in position locking mechanisms to secure machine parts in precise locations.

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Component Specifications

Definition
A locking cam is a precision-engineered mechanical component featuring an eccentric or specially profiled lobe that rotates to create a wedging or clamping action. When engaged, it applies controlled force to lock movable machine elements (such as slides, tables, or arms) in a fixed position, preventing unintended movement during operation. It's commonly integrated into manual or automated locking systems in industrial machinery.
Working Principle
The locking cam operates on the principle of eccentric rotation. As the cam rotates, its off-center lobe profile changes the radial distance from the rotation axis. At the 'locked' position, this increased radius creates mechanical interference or wedging against a mating surface (like a slot, pin, or housing), generating friction and compressive force that immobilizes the connected component. Disengagement occurs by rotating the cam back to its 'unlocked' profile, releasing the interference.
Materials
Typically manufactured from hardened alloy steels (e.g., AISI 4140, 4340) or tool steels (e.g., D2, S7) for wear resistance and strength. Surface treatments may include nitriding, chrome plating, or black oxide coating to enhance durability and corrosion resistance.
Technical Parameters
  • Weight 0.1-2 kg
  • Cam Type Eccentric or Profile
  • Hardness 45-60 HRC
  • Mounting Shaft, flange, or integrated
  • Locking Force 200-5000 N (configurable)
  • Rotation Angle 90° or 180° typical
  • Operating Torque 5-50 Nm
Standards
ISO 9001, DIN 6885

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Locking Cam.

locking cam position locking mechanism mechanical cam machine locking component industrial cam eccentric cam clamping cam precision locking Locking Cam in Machinery and Equipment Manufacturing

Parent Products

This component is used in the following industrial products

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Engineering Analysis

Risks & Mitigation
  • Wear over time reducing locking force
  • Improper installation causing misalignment
  • Over-torquing leading to cam or shaft damage
  • Corrosion in harsh environments
FMEA Triads
Trigger: Abrasive contamination or lack of lubrication
Failure: Excessive wear on cam lobe, resulting in reduced locking force and slippage
Mitigation: Implement regular cleaning and lubrication schedules; use sealed or protected designs in dirty environments
Trigger: Over-torquing during operation
Failure: Cam shaft deformation or shearing, causing complete mechanism failure
Mitigation: Install torque limiters or use calibrated tools; provide clear operational torque specifications

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±0.05 mm on critical dimensions (e.g., lobe profile, bore)
Test Method
Functional testing under load (e.g., cyclic engagement/disengagement with force measurement), hardness verification (Rockwell C), and dimensional inspection via CMM.

Buyer Feedback

★★★★☆ 4.5 / 5.0 (27 reviews)

"Found 45+ suppliers for Locking Cam on CNFX, but this spec remains the most cost-effective."

"The technical documentation for this Locking Cam is very thorough, especially regarding technical reliability."

"Reliable performance in harsh Machinery and Equipment Manufacturing environments. No issues with the Locking Cam so far."

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Frequently Asked Questions

What is the main function of a locking cam?

Its primary function is to securely lock movable machine parts in a specific position, ensuring stability and precision during operations like machining, assembly, or testing.

How do you maintain a locking cam?

Regularly inspect for wear, clean to remove debris, lubricate pivot points with appropriate grease, and check for proper engagement force. Replace if excessive play or damage is detected.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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Locking Balls/Pins Locking Clamp