Safety Frame for Rotating Cabs | Specifications & Standards

Product Specifications

Technical details and manufacturing context for Safety Frame

Definition

The safety frame is a critical structural element within rotating cab systems, designed to create a protective enclosure that shields operators from moving parts, falling objects, and other hazards. It serves as the primary safety barrier that maintains operator safety during cab rotation and operation. Constructed from high-strength steel, the frame is engineered to withstand significant static loads, with a rated load capacity ranging from 500 to 2000 kg as per ISO 3449. Its dimensions—width, height, and depth—are specified to match cab mounting requirements, typically ranging from 800–1500 mm, 1200–2000 mm, and 600–1200 mm respectively. The material grades used, such as Q235B to Q345B per GB/T 1591, provide yield strengths of 235–345 MPa and tensile strengths of 375–630 MPa, ensuring structural integrity under operational stresses. The frame's surface is treated with epoxy coatings of 60–120 μm thickness per ISO 12944 for corrosion protection, suitable for outdoor use. Operating temperatures range from -40°C to 85°C, affecting material properties at extremes. The frame's weight, between 150 and 500 kg, influences cab total weight and machine balance. Tolerances of ±1.5 mm per ISO 2768-m ensure proper fit with cab panels and mounts. As a directory listing, these values are reference ranges; actual specifications must be verified with the legal manufacturer or supplier for specific models and applications. The safety frame is essential for compliance with safety standards and operational reliability in rotating cab machinery.

Working Principle

The safety frame functions as a rigid protective structure that surrounds the operator area within the rotating cab. It absorbs and deflects impacts, prevents operator contact with dangerous moving components, and maintains structural integrity during cab rotation and operational stresses. The frame is designed to contain equipment and provide a secure environment, ensuring that operators are shielded from hazards such as falling objects and moving parts. Its high-strength steel construction and precise dimensions allow it to integrate seamlessly with the cab, offering reliable protection throughout the machine's lifecycle.

Common Materials

High-strength steel

Technical Parameters

Parameter	Typical range	Notes & selection driver
Rated Load Capacity	500–2000 kg	Maximum static load the frame can withstand.ISO 3449
Frame Width	800–1500 mm	Must match cab mounting dimensions.
Frame Height	1200–2000 mm	Affects operator headroom and visibility.
Frame Depth	600–1200 mm	Depth of the frame structure.
Material Grade	Q235B–Q345B	Yield strength 235–345 MPa.GB/T 1591
Tensile Strength	375–630 MPa	Minimum for structural integrity.GB/T 1591
Yield Strength	235–345 MPa	Below this permanent deformation occurs.GB/T 1591
Surface Treatment	Epoxy 60–120 μm	Corrosion protection for outdoor use.ISO 12944
Operating Temperature	-40–85 °C	Extreme temperatures affect material properties.
Weight	150–500 kg	Affects cab total weight and machine balance.
Tolerance	±1.5 mm	Ensures fit with cab panels and mounts.ISO 2768-m

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

Vertical Support Posts Part
Provide structural support and impact resistance for the frame

Material: High-strength steel
Horizontal Cross Members Part
Connect vertical posts and distribute loads across the frame structure

Material: High-strength steel
Mounting Brackets Part
Secure the safety frame to the rotating cab structure

Material: Steel
Impact Plates Part
Additional protective plates at critical impact zones

Material: Reinforced steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Safety Frame.

Applied To / Applications

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

Rotating Cab

View system integration details

Manufacturers of Safety Frame

Manufacturer profiles associated with Safety Frame.

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Frequently Asked Questions

What is the rated load capacity of the safety frame?

The rated load capacity is specified as 500–2000 kg, according to ISO 3449. This is a reference range; the exact capacity for a specific model must be confirmed with the manufacturer.

What materials are used for the safety frame?

The frame is made of high-strength steel, with material grades Q235B to Q345B per GB/T 1591. These grades provide yield strengths of 235–345 MPa and tensile strengths of 375–630 MPa.

How does the safety frame protect operators?

The frame forms a rigid enclosure around the operator area, absorbing and deflecting impacts, and preventing contact with moving parts. It maintains structural integrity during cab rotation and operational stresses.

What standards apply to the safety frame?

Relevant standards include ISO 3449 for load capacity, GB/T 1591 for material grades, ISO 12944 for surface treatment, and ISO 2768-m for tolerances. Always verify compliance with the manufacturer.

Data Basis

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

Preliminary Technical Classification

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pressure:	Atmospheric (structural load only)
other spec:	Max dynamic load: 5000 kg, Max rotational speed: 15 RPM
temperature:	-40°C to +80°C

Safety Frame

Product Specifications

Industry Taxonomies & Aliases

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards