Brake/Locking Mechanism for Indexing Systems

Product Specifications

Technical details and manufacturing context for Brake/Locking Mechanism

Definition

The brake/locking mechanism is a critical component within indexing mechanisms, providing controlled stopping and secure positioning functions. It prevents unwanted movement during indexing operations, ensures precise alignment, and maintains position stability under load conditions. This mechanism works in conjunction with the indexing system to enable accurate, repeatable positioning in industrial machinery. It is typically used in rotary tables, indexing drives, and other automated equipment where precise angular or linear positioning is required. The mechanism engages with a moving part of the indexing system to create resistance or positive locking, preventing rotation or linear movement. Common implementations include disc brakes that clamp onto rotating shafts, pin locks that engage with holes or slots, and electromagnetic brakes that use magnetic fields to create holding torque. The choice of implementation depends on the application's torque, speed, and environmental requirements. The device is available in various configurations, with holding torque ranging from 50 to 500 N·m, release pressure from 0.4 to 0.8 MPa, and maximum speed up to 3000 rpm. Positioning accuracy is ±0.05 mm, and response time is 50–150 ms. For electromechanical versions, operating voltage is 24 V DC ±10%, with power consumption of 15–60 W. Operating temperature range is -40 to 85 °C, and IP rating is IP54–IP65. Materials used include steel, cast iron, aluminum alloy, and friction materials such as ceramic, organic, and sintered types. The mechanism is designed for non-condensing environments and is available in weights from 2.5 to 8.0 kg, depending on size and torque rating. It is important to verify model-specific values and standards with the legal manufacturer or supplier before procurement.

Working Principle

The brake/locking mechanism typically uses friction, mechanical interference, or electromagnetic force to engage with a moving component of the indexing system. When activated, it creates resistance or positive locking that prevents rotation or linear movement. Common implementations include disc brakes that clamp onto rotating shafts, pin locks that engage with holes or slots, or electromagnetic brakes that use magnetic fields to create holding torque. The mechanism is designed to provide controlled stopping and secure positioning, ensuring precise alignment and stability under load.

Common Materials

Steel, Cast Iron, Aluminum Alloy, Friction Materials (ceramic, organic, sintered)

Technical Parameters

Parameter	Typical range	Notes & selection driver
Holding Torque	50–500 N·m	Minimum torque to hold the load without slipping.
Release Pressure	0.4–0.8 MPa	Pressure required to disengage the brake.
Max Speed	3000 rpm	Maximum rotational speed for safe operation.
Positioning Accuracy	±0.05 mm	Repeatability of stopping position.
Response Time	50–150 ms	Time from signal to full engagement.
Operating Voltage	24 ±10% V DC	For electromechanical versions.
Power Consumption	15–60 W	Holding power at rated voltage.
Operating Temperature	-40–85 °C	Non-condensing environment.
IP Rating	IP54–IP65	Protection against dust and water jets.IEC 60529
Material	45# steel / 6061 Al	Housing and friction surfaces.GB/T 699, GB/T 3190
Weight	2.5–8.0 kg	Depends on size and torque rating.

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Brake Disc/Rotor Part
Rotating component that friction surfaces engage with to create braking force

Material: steel or cast iron
Brake Caliper/Pads
Stationary assembly that applies pressure to the brake disc to create friction

Material: steel with friction material lining
Locking Pin Part
Mechanical pin that engages with holes or slots to provide positive locking

Material: hardened steel
Actuator
Mechanism that initiates the braking or locking action (pneumatic cylinder, solenoid, lever)

Material: steel or aluminum
Electromagnetic Brake Element Optional
Generates holding torque by magnetic force on electromagnetic versions — no pads to wear.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Indexing Mechanism

View system integration details

Manufacturers of Brake/Locking Mechanism

Manufacturer profiles associated with Brake/Locking Mechanism.

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Frequently Asked Questions

What is the holding torque range for this brake/locking mechanism?

The holding torque range is 50–500 N·m, as listed in the directory. However, the exact value depends on the specific model and application. Always verify with the manufacturer or supplier.

What are the typical release pressure requirements?

The release pressure is typically 0.4–0.8 MPa. This is the pressure required to disengage the brake. Confirm the exact value for your model.

Can this mechanism be used in high-speed applications?

The maximum speed for safe operation is 3000 rpm. For higher speeds, consult the manufacturer to ensure suitability.

What IP ratings are available?

The IP rating is IP54–IP65, indicating protection against dust and water jets. Verify the specific rating for your environment.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	0 to 500 psi
other spec:	Max holding torque: 1000 Nm, Response time: <50 ms
temperature:	-40°C to 150°C

Brake/Locking Mechanism

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards