---
title: "Vibrating beam"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:VIBRATING_BEAM"
  data_integrity_hash: "45d36ee7da20fb96e15a3ac98ac869f1"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:VIBRATING_BEAM"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/vibrating-beam.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/vibrating-beam"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "15-35 Hz vibration frequency, 0.5-2.0 mm amplitude"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 7
    unit: "cycles"
    consequence: "High-cycle fatigue from cyclic bending stress exceeding 250 MPa yield strength of AISI 4140 steel, or resonance-induced amplitude amplification exceeding material elastic limits"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Imbalanced eccentric mass causing 0.05 mm radial runout"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Dynamic balancing to ISO 1940 G2.5 standard with laser alignment during assembly"
  - node_2:
      trigger: "Insufficient lubrication film thickness below 5 μm at 2000 RPM"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Forced lubrication system with 0.1 L/min flow rate and 10 μm filtration"
bom_nodes:
  vibration-motor:
    type: "part"
    urn: "URN:CNFX:ME:VIBRATION_MOTOR"
    interface_type: "physical-logic-coupled"
  eccentric-weights:
    type: "component"
    urn: "URN:CNFX:ME:ECCENTRIC_WEIGHTS"
    interface_type: "physical-logic-coupled"
  beam-housing:
    type: "component"
    urn: "URN:CNFX:ME:BEAM_HOUSING"
    interface_type: "physical-logic-coupled"
  mounting-brackets:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_BRACKETS"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 1940-1:2003 (MECHANICAL VIBRATION - BALANCE QUALITY REQUIREMENTS FOR ROTORS IN A CONSTANT (RIGID) STATE)"
    scope: "Verified Engineering Specification"
  - standard: "CE MARKING (EU MACHINERY DIRECTIVE 2006/42/EC FOR SAFETY AND ELECTROMAGNETIC COMPATIBILITY)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/vibrating-beam.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "fd8596ace33cef65d0e30f394681e97b7bc8d69430d79fff8e3881f04e79fe8d"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Vibrating beam

## 1. Technical Definition
A structural component within a screed assembly that generates controlled vibrations to consolidate and level concrete or asphalt during paving operations.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **15-35 Hz vibration frequency, 0.5-2.0 mm amplitude**. Failure boundary: **Fatigue failure occurs at &gt;10^7 cycles at 40 Hz with 2.5 mm amplitude, or instantaneous failure at &gt;45 Hz resonance**, Mechanism: **High-cycle fatigue from cyclic bending stress exceeding 250 MPa yield strength of AISI 4140 steel, or resonance-induced amplitude amplification exceeding material elastic limits**.

### 2.1 Analytical Physics Model
Governed by the **Harmonic Vibration Force Generation**:

> **Primary Equation**: $F_e = m \cdot r \cdot \omega^2 \sin(\omega t)$  
> **Engineering Impact**: Calculates centrifugal force for vibratory sifters/feeders.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| m | Eccentric Mass | Engineering Constant |
| r | Radius | Engineering Constant |
| \omega | Angular Frequency | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Imbalanced eccentric mass causing 0.05 mm radial runout | 8 | Bearing seizure due to uneven load distribution exceeding 500 N radial force | Dynamic balancing to ISO 1940 G2.5 standard with laser alignment during assembly |
| Insufficient lubrication film thickness below 5 μm at 2000 RPM | 8 | Adhesive wear at bearing-raceway interface reaching 120°C flash temperature | Forced lubrication system with 0.1 L/min flow rate and 10 μm filtration |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | mm | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Vibration motor](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/vibration-motor.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Concrete Paver**, **Material Transfer Vehicle**, **Power Generator**  
**Downstream Applications**: Highway Pavement, Airport Runway, Industrial Floor Slab  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What is the primary function of a vibrating beam in paving equipment?
**A**: The vibrating beam generates controlled vibrations to consolidate and level concrete or asphalt during paving operations, ensuring proper density and surface smoothness.

### Q: What materials are used in manufacturing vibrating beams?
**A**: Vibrating beams are typically constructed from high-strength steel or alloy steel to withstand the stresses of continuous vibration and heavy-duty paving applications.

### Q: How does the vibration system in a vibrating beam work?
**A**: The system uses eccentric weights driven by a vibration motor to create controlled oscillations that transfer through the beam housing to consolidate paving materials effectively.

## 6. Manufacturing Compliance
- ISO 1940-1:2003 (MECHANICAL VIBRATION - BALANCE QUALITY REQUIREMENTS FOR ROTORS IN A CONSTANT (RIGID) STATE)
- CE MARKING (EU MACHINERY DIRECTIVE 2006/42/EC FOR SAFETY AND ELECTROMAGNETIC COMPATIBILITY)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Vibrating beam](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/vibrating-beam)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **4** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: VIBRATING_BEAM | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 4d57c548
