Antenna Clamping Mechanism

Product Specifications

Technical details and manufacturing context for Antenna Clamping Mechanism

Definition

The Antenna Clamping Mechanism is a critical sub-assembly of the Internal Antenna Mounting System. Its primary function is to provide a rigid, adjustable, and vibration-resistant connection between the antenna element and the mounting structure, ensuring optimal signal transmission and reception by maintaining precise antenna alignment and preventing movement during operation. The mechanism typically employs a combination of mechanical fasteners (e.g., screws, bolts) and clamping surfaces (e.g., jaws, brackets) to apply compressive force around the antenna's mounting interface. This force creates sufficient friction and/or mechanical interlock to hold the antenna firmly in place against external forces such as vibration, shock, and thermal expansion/contraction. The clamping range accommodates antenna diameters from 10 to 50 mm, with a clamping force of 50–200 N and a tightening torque of 2–5 N·m. Positioning accuracy is ±0.1 mm, and repeatability is ±0.05 mm. The mechanism operates in temperatures from -40°C to 85°C and offers ingress protection rated IP54–IP65 per IEC 60529. Housing material is aluminum alloy 6061-T6 (ASTM B211), and the clamping insert is glass-filled nylon PA66+30GF (ISO 1874). Surface treatment is Type II black anodized per MIL-A-8625. Weight ranges from 50 to 150 g. Vibration resistance is tested per IEC 60068-2-6 (sinusoidal, 2g acceleration, 10–500 Hz). These values are reference ranges for directory purposes; verify model-specific specifications with the legal manufacturer or supplier before procurement.

Working Principle

The mechanism applies compressive force via fasteners and clamping surfaces around the antenna's mounting interface. This force generates friction and mechanical interlock to resist vibration, shock, and thermal expansion. Adjustable clamping accommodates various antenna diameters, while precise torque control prevents over-tightening damage. The design ensures stable positioning and repeatability for consistent signal performance.

Common Materials

Stainless Steel, Aluminum Alloy, Engineering Plastic (e.g., PEEK, Nylon)

Technical Parameters

Parameter	Typical range	Notes & selection driver
Clamping Range (Antenna Diameter)	10–50 mm	Accommodates common antenna diameters
Clamping Force	50–200 N	Ensures secure hold under vibration
Torque (Tightening)	2–5 N·m	Prevents over-tightening damage
Positioning Accuracy	±0.1 mm	Critical for antenna alignment
Repeatability	±0.05 mm	Consistent positioning across cycles
Operating Temperature	-40–85 °C	Suitable for outdoor environments
Ingress Protection	IP54–IP65	Dust-tight and water-resistantIEC 60529
Material (Housing)	6061-T6	Aluminum alloy for strength and corrosion resistanceASTM B211
Material (Clamping Insert)	PA66+30GF	Glass-filled nylon for wear resistanceISO 1874
Surface Treatment	Anodized	Type II, black for UV stabilityMIL-A-8625
Weight	50–150 g	Lightweight for mounting applications
Vibration Resistance	10–500 Hz	Sinusoidal, 2g accelerationIEC 60068-2-6

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

Clamping Jaw/Bracket Part
The main structural element that contacts and applies force to the antenna. Often includes a contoured or lined surface to improve grip and protect the antenna.

Material: Stainless Steel or Aluminum Alloy
Fastener (Screw/Bolt) Part
Provides the adjustable tensile force that tightens the clamping jaws/brackets around the antenna.

Material: Stainless Steel
Pressure Plate/Spacer Part
Distributes the clamping force evenly and may provide alignment or anti-rotation features.

Material: Steel or Engineering Plastic
Insulating Sleeve/Washer Part
Electrically isolates the antenna from the mounting structure if required, preventing ground loops or signal interference.

Material: Plastic (e.g., Nylon, PTFE) or Ceramic

Applied To / Applications

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

Internal Antenna Mounting System

View system integration details

Manufacturers of Antenna Clamping Mechanism

Manufacturer profiles associated with Antenna Clamping Mechanism.

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Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review · Page last updated 6 September 2026

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Frequently Asked Questions

What is the clamping range of this mechanism?

The reference clamping range is 10–50 mm antenna diameter. Confirm the exact range for your specific model with the manufacturer.

What materials are used?

Housing is aluminum alloy 6061-T6, clamping insert is PA66+30GF glass-filled nylon. Surface treatment is black anodized per MIL-A-8625.

What is the operating temperature range?

The reference operating temperature is -40°C to 85°C. Verify suitability for your environment with the supplier.

Does it meet any ingress protection standards?

The reference ingress protection is IP54–IP65 per IEC 60529. This is a directory reference; actual rating must be confirmed for the specific model.

Data Basis

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

Preliminary Technical Classification

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pressure:	0 to 2 bar (non-pressurized applications)
other spec:	Vibration resistance: up to 5g RMS, 10-2000 Hz
temperature:	-40°C to +85°C

Product Specifications

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Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

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