Editorial Technical Reference

Vibrator / Exciter

This page explains how Vibrator / Exciter is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A mechanical or electromagnetic device that generates controlled vibrations to drive material flow in a vibrating feeder.

Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Vibrator / Exciter

Definition
The vibrator or exciter is the core driving component of a vibrating feeder system. It produces controlled oscillatory forces that are transmitted to the feeder trough or pan, causing it to vibrate. This vibration imparts kinetic energy to bulk materials (such as powders, granules, or parts) resting on the trough, inducing a directional flow for controlled feeding, conveying, or sorting operations. The device is typically mounted on the feeder structure and is available in two main types: rotary electric vibrators, which use an electric motor with eccentric weights to generate centrifugal force, and electromagnetic vibrators, which use an AC electromagnet to create rapid oscillations. The resulting vibration is usually linear or elliptical, creating a micro-throwing motion that propels material forward. Key selection parameters include rated power (0.25–7.5 kW), centrifugal force (1–100 kN), vibration frequency (25–150 Hz), amplitude (1–10 mm), operating voltage (220–690 V AC), operating temperature (-20 to 60 °C), ingress protection (IP54–IP66), housing material (typically GG25 cast iron), and weight (10–500 kg). These values are reference ranges and must be confirmed for the specific model and application. The device is constructed with steel for housings and shafts, copper for electromagnetic coils, aluminum alloy for lightweight housings, and rubber for isolators or mounts. Standards such as IEC 60034-1, ISO 1940-1, ISO 10816-1, IEC 60038, IEC 60529, and DIN 1691 are referenced for verification. Always verify model-specific values and standards with the legal manufacturer or supplier before procurement.
Working Principle
The device converts rotational energy from an electric motor with eccentric weights or electromagnetic energy from an AC electromagnet into linear or elliptical mechanical vibrations. These vibrations are transferred to the feeder structure, creating a micro-throwing motion that propels material forward along the trough. The frequency and amplitude of the vibration determine the conveying speed and material flow rate.
Common Materials
Steel (for housings and shafts), Copper (for electromagnetic coils), Aluminum alloy (for lightweight housings), Rubber (for isolators/mounts)
Technical Parameters
ParameterTypical rangeNotes & selection driver
Rated Power0.25–7.5 kWSelect based on material flow rate and hopper size.IEC 60034-1
Centrifugal Force1–100 kNDetermines conveying speed and amplitude.ISO 1940-1
Vibration Frequency25–150 HzHigher frequency for fine materials, lower for coarse.ISO 10816-1
Amplitude1–10 mmAffects material bed depth and flow rate.ISO 10816-1
Operating Voltage220–690 V ACThree-phase for industrial use.IEC 60038
Operating Temperature-20–60 °COutside range may require special insulation.IEC 60034-1
Ingress ProtectionIP54–IP66Higher IP for dusty or wet environments.IEC 60529
Material of HousingGG25Cast iron standard; stainless steel optional.DIN 1691
Weight10–500 kgAffects mounting and structural support.

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
  • Eccentric Weights Part
    Generate centrifugal force when rotated by the motor shaft, creating the vibrating action.
    Material: steel
  • Motor Housing Part
    Protects the internal motor components and provides mounting points.
    Material: cast iron or aluminum alloy
  • Bearings
    Support the rotating shaft and eccentric weights, allowing smooth rotation under load.
    Material: chrome steel
  • Vibration Isolators
    Mount the vibrator to the feeder structure while dampening vibrations transmitted to the support frame.
    Material: rubber or springs
  • Electric Motor
    Drives the assembly; the BOM already lists the housing built to contain it.

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Vibrator / Exciter.

Applied To / Applications

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

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 0.5 bar (typically open-trough design)
other spec: Flow rate: 0.1 to 1000 tons/hour, Slurry concentration: up to 70% solids by weight
temperature: -20°C to 80°C (standard), up to 150°C with special seals/coatings
Media Compatibility
✓ Dry granular materials (e.g., grains, sand, pellets) ✓ Powders and fine aggregates (e.g., cement, flour) ✓ Coarse aggregates and ores (e.g., gravel, iron ore)
Unsuitable: Highly corrosive or abrasive slurries with pH <2 or >12, or containing sharp metallic particles
Sizing Data Required
  • Material bulk density (kg/m³)
  • Required throughput capacity (tons/hour)
  • Trough/pan dimensions and material bed depth

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Bearing failure
Cause: Inadequate lubrication, contamination ingress, or excessive loading leading to overheating, wear, and eventual seizure or spalling of bearing components.
Coil or winding insulation breakdown
Cause: Thermal cycling, moisture ingress, or voltage spikes causing insulation degradation, leading to short circuits, reduced efficiency, or complete electrical failure.
Maintenance Indicators
  • Unusual or excessive vibration patterns or audible knocking/grinding noises during operation
  • Overheating of the exciter housing or abnormal current draw readings on motor drives
Engineering Tips
  • Implement a strict lubrication schedule using manufacturer-specified greases or oils, and ensure seals are intact to prevent contamination.
  • Regularly monitor and log vibration spectra and temperature trends to detect early signs of imbalance, misalignment, or electrical faults before catastrophic failure.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ISO 1940-1:2003 (Mechanical vibration - Balance quality requirements for rotors in a constant (rigid) state) ANSI/ASA S2.70-2006 (Guide for the Measurement and Evaluation of Vibration of Machine Shafts on Rotating Machinery) DIN 45669-1:2010 (Mechanical vibration and shock - Vibration of rotating machinery - Part 1: General requirements)

Quoted from the published standard.

Manufacturing Precision
  • Bearing journal diameter: +/-0.01 mm
  • Rotor dynamic balance: G 2.5 grade per ISO 1940-1
Quality Inspection
  • Vibration spectrum analysis (FFT) for harmonic content verification
  • High-potential (hipot) electrical insulation test

Manufacturers of Vibrator / Exciter

2 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Hangzhou ANG Drive Co., Ltd.
Hangzhou, Zhejiang, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Sogears
Shandong, CN
Listed on the company's own website · profile compiled by CNFX from public sources

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
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Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
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Frequently Asked Questions

What are the main types of vibrators used in vibrating feeders?

The two main types are rotary electric vibrators, which use an electric motor with eccentric weights to generate centrifugal force, and electromagnetic vibrators, which use an AC electromagnet to create rapid oscillations. Both types produce controlled vibrations that drive material flow.

How do I select the right vibrator for my feeder?

Selection is based on material flow rate, hopper size, and material characteristics. Key parameters include rated power, centrifugal force, vibration frequency, amplitude, and operating voltage. These values must be confirmed with the manufacturer for your specific application.

What standards are relevant for verifying vibrator performance?

Relevant standards include IEC 60034-1 for rotating electrical machines, ISO 1940-1 for balance quality, ISO 10816-1 for mechanical vibration, IEC 60038 for voltage, IEC 60529 for ingress protection, and DIN 1691 for cast iron materials. These are reference standards for verification.

What maintenance signals indicate a problem with the vibrator?

Unusual noise, excessive heat, reduced vibration amplitude, or increased power consumption can indicate wear or imbalance. Regular inspection of eccentric weights, bearings, and isolators is recommended. If vibration levels deviate from specified ranges, consult the manufacturer.

Data Basis

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

Preliminary Technical Classification
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