Editorial Technical Reference

Vibration System

This page explains how Vibration System 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 system that generates controlled vibrations for compaction purposes in road construction equipment.

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

Product Specifications

Technical details and manufacturing context for Vibration System

Definition
The vibration system in a road roller is a critical component responsible for generating high-frequency oscillations that compact soil, asphalt, and other materials by reducing air voids and increasing density. It typically consists of an eccentric shaft, bearings, housing, and drive mechanism that work together to produce the necessary vibratory force for effective compaction. The system operates within defined parameters: operating pressure ranges from 1.0 to 1.6 MPa, vibration frequency from 30 to 60 Hz, centrifugal force from 100 to 400 kN, amplitude from 0.5 to 2.0 mm, hydraulic oil flow from 60 to 120 L/min, hydraulic oil pressure from 20 to 35 MPa, operating temperature from -20 to 60 °C, vibration motor power from 15 to 45 kW, weight from 500 to 2000 kg, and IP rating from IP54 to IP65 (IEC 60529). Materials on file include high-strength steel, alloy steel, and bearing steel. These values are reference ranges; actual specifications must be confirmed with the legal manufacturer for the specific model and application. The system is designed for integration into road rollers, and its performance directly affects compaction quality and efficiency. Proper selection of parameters such as frequency and amplitude depends on the material being compacted (e.g., asphalt vs. soil) and the desired lift thickness. Maintenance signals include abnormal noise, excessive vibration, hydraulic leaks, or overheating. Failure boundaries include operation outside the specified temperature or pressure ranges, which may degrade seals and oil. Verification questions for procurement include confirming the exact operating pressure, frequency range, and IP rating for the intended environment. The system must be installed and maintained according to manufacturer guidelines to ensure safe and effective operation.
Working Principle
An eccentric mass rotates at high speed within the drum, creating centrifugal force that generates vibrations. These vibrations are transmitted through the drum to the material being compacted, causing particles to rearrange and settle into a denser configuration. The frequency and amplitude of the vibrations are adjustable to suit different materials and compaction requirements.
Common Materials
High-strength steel, Alloy steel, Bearing steel
Technical Parameters
ParameterTypical rangeNotes & selection driver
Vibration Frequency30–60 HzHigher frequency for asphalt, lower for soil
Centrifugal Force100–400 kNDetermines compaction depth and density
Amplitude0.5–2.0 mmHigh amplitude for thick lifts, low for finish
Hydraulic Oil Flow60–120 L/minEnsures adequate cooling and lubrication
Hydraulic Oil Pressure20–35 MPaMust match pump and motor ratings
Operating Temperature-20–60 °COutside range may degrade seals and oil
Vibration Motor Power15–45 kWMatches force and frequency requirements
Weight500–2000 kgAffects machine stability and transport
IP RatingIP54–IP65Protects against dust and water jetsIEC 60529

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 Shaft Part
    Creates unbalanced rotational force to generate vibrations
    Material: Alloy steel
  • Vibration Bearings
    Supports the eccentric shaft and withstands high dynamic loads
    Material: Bearing steel
  • Vibration Housing Part
    Encloses and protects the vibration mechanism components
    Material: High-strength steel
  • Drive Mechanism
    Transmits power from the engine to rotate the eccentric shaft
    Material: Steel alloy

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Vibration System.

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: 0-10 bar hydraulic pressure
other spec: Frequency range: 20-100 Hz, Amplitude: 0.5-5 mm
temperature: -20°C to +80°C
Media Compatibility
✓ Asphalt compaction ✓ Soil compaction ✓ Concrete vibration
Unsuitable: Submerged or marine environments
Sizing Data Required
  • Required compaction force (kN)
  • Working frequency range (Hz)
  • Available hydraulic power (kW)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Bearing Fatigue
Cause: Cyclic loading leading to subsurface crack initiation and propagation, often due to improper installation, misalignment, or inadequate lubrication.
Resonance-Induced Structural Failure
Cause: Operating at or near natural frequencies of system components, causing excessive vibration amplitudes that exceed material fatigue limits, typically from improper system design or changes in operating conditions.
Maintenance Indicators
  • Sudden increase in overall vibration amplitude (audible as louder operation, visible on meters)
  • Appearance of specific high-frequency harmonics in vibration spectrum (audible as metallic ringing or screeching)
Engineering Tips
  • Implement predictive maintenance through regular vibration analysis and trending to detect early-stage faults before catastrophic failure
  • Ensure proper alignment, balancing, and foundation integrity during installation and after any maintenance to prevent induced vibration issues

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 10816-1: Mechanical vibration - Evaluation of machine vibration by measurements on non-rotating parts ANSI S2.70: Guide for the Measurement and Evaluation of Human Exposure to Vibration Transmitted to the Hand DIN 45669-1: Measurement of vibration immission - Part 1: Vibration meters - Requirements and tests

Quoted from the published standard.

Manufacturing Precision
  • Bearing seat diameter: +/-0.015mm
  • Shaft alignment: 0.05mm maximum runout
Quality Inspection
  • Vibration signature analysis for frequency spectrum compliance
  • Accelerometer calibration verification against NIST traceable standards

Manufacturers of Vibration System

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.

Ai Si Li (China) Test Equipment Co., Ltd.
Dongguan, Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Suzhou Huibao Automation Equipment Co., Ltd.
Suzhou, Jiangsu, 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
Request current drawings, revision history, and a signed specification sheet.
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
Check the legal entity, factory address, ownership, certifications, and direct contacts.

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Frequently Asked Questions

What is the typical operating pressure range for this vibration system?

The operating pressure range is 1.0 to 1.6 MPa. However, the exact value must be confirmed with the manufacturer for your specific model and application.

How does vibration frequency affect compaction?

Higher frequencies (up to 60 Hz) are typically used for asphalt, while lower frequencies (down to 30 Hz) are used for soil. The optimal frequency depends on the material and desired density.

What materials are used in the construction of the vibration system?

The system is made from high-strength steel, alloy steel, and bearing steel, as listed in the product data. These materials provide durability and resistance to wear.

What IP rating does the system have?

The IP rating is IP54 to IP65, according to IEC 60529. This indicates protection against dust and water jets, but you should verify the exact rating for your unit.

Data Basis

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

Preliminary Technical Classification
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