Structured Manufacturing Data (2026)

Bending Arm Frame

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Bending Arm Frame used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Bending Arm Frame is characterized by the integration of Base Plate and Vertical Supports. In industrial production environments, manufacturers listed on CNFX commonly emphasize Structural steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

The structural support component of a bending arm assembly that provides rigidity and mounting points for other parts.

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Product Specifications

Technical details and manufacturing context for Bending Arm Frame

Definition
The Bending Arm Frame is the foundational structural element within a Bending Arm Assembly, serving as the main chassis that supports and aligns all other components. It provides the necessary rigidity to withstand bending forces while offering precise mounting locations for the bending mechanism, hydraulic/pneumatic systems, and control components.
Working Principle
The frame acts as a stationary or semi-stationary structural foundation that absorbs and distributes the reaction forces generated during the bending operation. It maintains geometric stability while other components (like the bending arm, dies, and actuators) perform the actual metal forming work.
Common Materials
Structural steel, Cast iron
Technical Parameters
  • Overall dimensions (length × width × height) and mounting hole patterns (mm) Standard Spec
Components / BOM
  • Base Plate Part
    Primary load-bearing surface that distributes forces to the foundation
    Material: Structural steel
  • Vertical Supports Part
    Provide height and vertical stability to the bending mechanism
    Material: Structural steel
  • Cross Braces Part
    Add torsional rigidity and prevent frame deformation under load
    Material: Structural steel
  • Mounting Brackets Part
    Provide attachment points for hydraulic cylinders, guides, and other components
    Material: Steel plate

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Bending Arm Frame.

heavy duty bending arm frame structural steel bending arm support cast iron bending arm assembly industrial bending arm mounting brackets machinery bending arm cross braces

Applied To / Applications

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

Bending Arm Assembly
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Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 10 MPa (static load)
other spec: Max dynamic load: 5 kN, Vibration tolerance: 5-200 Hz at 0.5g max
temperature: -40°C to 150°C
Media Compatibility
✓ Hydraulic fluid systems ✓ Industrial lubricants ✓ Dry inert gas environments
Unsuitable: High-concentration abrasive slurry (>15% solids by weight)
Sizing Data Required
  • Maximum bending moment (Nm)
  • Required mounting interface dimensions (mm)
  • Environmental exposure class (e.g., ISO 12944 C4)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Fatigue cracking
Cause: Cyclic loading from repeated bending operations leading to stress concentration at weld joints or geometric transitions
Bearing seizure
Cause: Inadequate lubrication or contamination ingress causing excessive friction and heat buildup in pivot points
Maintenance Indicators
  • Visible cracks or deformation at weld joints or high-stress areas
  • Unusual grinding or squealing noises during operation indicating bearing wear or misalignment
Engineering Tips
  • Implement regular non-destructive testing (ultrasonic or magnetic particle) to detect early-stage fatigue cracks before propagation
  • Establish a precision lubrication program with contamination control and proper regreasing intervals for all pivot bearings

Compliance & Manufacturing Standards

Reference Standards
ISO 2768-1: General tolerances for linear and angular dimensions ANSI B4.1: Preferred Limits and Fits for Cylindrical Parts DIN 6930: Cold bending of steel sections - Tolerances
Manufacturing Precision
  • Bore diameter: +/-0.02mm
  • Frame flatness: 0.1mm per meter
Quality Inspection
  • Dye Penetrant Test for surface cracks
  • Coordinate Measuring Machine (CMM) verification of critical dimensions

Factories Producing Bending Arm Frame

Manufacturer profiles with relevant production capability in China

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

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are used in the bending arm frame construction?

Our bending arm frames are constructed from high-grade structural steel or cast iron, providing exceptional durability and rigidity for industrial machinery applications.

What components are included in the bending arm frame assembly?

Each bending arm frame includes a base plate, vertical supports, cross braces, and mounting brackets - all designed for easy integration into bending arm systems.

How does the bending arm frame improve machinery performance?

The frame provides critical structural support that enhances stability, reduces vibration, and ensures precise alignment of bending arm components during operation.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Machinery and Equipment Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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