Editorial Technical Reference

Frame Structure

This page explains how Frame Structure 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

The rigid structural framework that provides the foundational support and stability for a metal plate rolling machine.

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Product Specifications

Technical details and manufacturing context for Frame Structure

Definition
In a metal plate rolling machine, the frame structure serves as the primary load-bearing component that supports all other functional parts including the rollers, drive systems, and control mechanisms. It maintains precise alignment during operation, absorbs mechanical stresses and vibrations, and ensures dimensional stability throughout the rolling process. The frame is typically fabricated from structural steel, cast iron, or welded steel plate, chosen for their strength and rigidity. Its overall dimensions—height, width, and depth—are specified in millimeters and must be matched to the machine's design and the intended rolling capacity. The frame provides fixed mounting points for rollers and other components, ensuring that the geometric relationships between them remain consistent under varying loads. This stability is critical for achieving accurate plate thickness and flatness. The frame also acts as a barrier against torsional and bending forces that arise during the rolling of thick or wide plates. Proper maintenance of the frame, including inspection for cracks, deformation, or fatigue, is essential to prevent misalignment and premature wear of other components. When selecting or replacing a frame structure, it is important to verify the exact dimensions and material specifications with the original equipment manufacturer or a qualified supplier, as these parameters directly affect the machine's performance and safety. The frame's design must also accommodate the installation of safety guards and access points for maintenance. In summary, the frame structure is the backbone of the rolling machine, and its integrity is paramount to the machine's operational reliability and the quality of the rolled products.
Working Principle
The frame structure functions as a stationary support system that resists bending, torsion, and deflection forces generated during plate rolling operations. It provides fixed mounting points for rollers and maintains consistent geometric relationships between machine components under varying loads. By absorbing mechanical stresses and vibrations, the frame ensures that the rollers remain aligned and that the plate is uniformly deformed. The frame's rigidity is essential to prevent excessive deflection that could lead to inaccuracies in the rolled plate. It also serves as a reference for the adjustment of roller gaps and other settings. The frame's design must account for the maximum forces expected during operation, and its material and construction must be selected to provide adequate strength and stiffness. Regular inspection of the frame for signs of fatigue or damage is necessary to maintain its structural integrity and the machine's overall performance.
Common Materials
Structural steel, Cast iron, Welded steel plate
Technical Parameters

What to specify in your RFQ

  • Overall dimensions including height, width, and depth of the frame structure in mm

These are the quantities to specify to the manufacturer when sizing or requesting a quote. The manufacturer's own documentation governs the exact figures and applicable standard.

Components / BOM
  • Base Plate Part
    Provides foundation and mounting surface for the entire frame structure
  • Vertical Columns Part
    Support the upper crossbeam and maintain structural rigidity
  • Crossbeam Part
    Connects vertical columns and supports upper roller assembly
  • Reinforcement Ribs Part
    Add structural strength and prevent deformation under load

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: N/A (structural load-bearing, not fluid pressure)
other spec: Max static load: 50-500 kN (depending on machine size), Max dynamic load: 30-300 kN, Deflection limit: <1/1000 of span length
temperature: Ambient to 50°C (operational environment)
Media Compatibility
✓ Industrial workshop environments ✓ Metal fabrication facilities ✓ Heavy machinery manufacturing plants
Unsuitable: Marine/coastal environments with high salt corrosion
Sizing Data Required
  • Maximum workpiece weight and dimensions
  • Required machine operational forces (bending moment)
  • Available installation footprint and foundation requirements

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Fatigue cracking
Cause: Cyclic loading from operational vibrations, thermal expansion/contraction, or dynamic forces exceeding design limits, leading to crack initiation and propagation at stress concentrators like welds or bolt holes.
Corrosion-induced weakening
Cause: Exposure to moisture, chemicals, or salt-laden environments causing oxidation, pitting, or galvanic corrosion, particularly in joints or areas with compromised protective coatings.
Maintenance Indicators
  • Visible cracks, especially at welded joints or high-stress areas
  • Excessive vibration or audible creaking/groaning during operation
Engineering Tips
  • Implement regular non-destructive testing (e.g., ultrasonic, magnetic particle) at critical stress points to detect subsurface flaws early
  • Maintain protective coatings and ensure proper drainage to prevent moisture accumulation, especially in corrosion-prone environments

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
ASTM A500/A500M - Standard Specification for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes EN 1090-1 - Execution of steel structures and aluminium structures - Part 1: Requirements for conformity assessment of structural components

Quoted from the published standard.

Manufacturing Precision
  • Dimensional accuracy: +/- 2 mm for overall length and width
  • Flatness: 0.5 mm per meter for mounting surfaces
Quality Inspection
  • Dimensional Verification using Coordinate Measuring Machine (CMM)
  • Non-Destructive Testing (NDT) - Ultrasonic Testing for weld integrity

Manufacturers of Frame Structure

Manufacturer profiles associated with Frame Structure.

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Frequently Asked Questions

What materials are commonly used for the frame structure?

According to the directory, the frame structure can be made from structural steel, cast iron, or welded steel plate. The specific material choice depends on the machine design and application, and must be confirmed with the manufacturer.

What are the key dimensions to verify for a frame structure?

The overall dimensions including height, width, and depth are specified in millimeters. These dimensions must be matched to the machine's design and rolling capacity. Always verify the exact dimensions with the original equipment manufacturer or supplier.

How does the frame structure affect the rolling process?

The frame provides rigid support and maintains alignment of rollers and other components. It absorbs stresses and vibrations, ensuring dimensional stability and accurate plate rolling. Any deformation or misalignment can lead to product defects.

What maintenance is required for the frame structure?

Regular inspection for cracks, deformation, or fatigue is recommended. Any signs of damage should be addressed promptly to prevent operational issues. Follow the manufacturer's maintenance guidelines for the specific machine.

Data Basis

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

Preliminary Technical Classification
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