Microcomputer-Controlled Torsional Fatigue Testing Machine
Category：Torsion Testing Machine
Introduction
The Computer-Controlled Torsional Fatigue Testing Machine is designed to perform torsional fatigue life testing of metal and non-metal materials, automotive components, fasteners, torsion shafts, torque tools, torsion springs, and other torsion-loaded components.During testing, the specimen is installed between adjustable fixtures, allowing the equipment to accommodate specimens with different sizes and perform torsional mechanical fatigue life tests under various conditions.The machine adopts a computer-controlled system for operation and data processing. It can collect and analyze parameters such as torque, peak torque, torsion angle, and test curves. The display system provides real-time test curves, including torque-time, torsion angle-time, torque amplitude-cycle, and deformation amplitude-cycle curves.
Application
The system also supports test data storage, retrieval, and automatic generation and printing of test reports. It is widely used in quality supervision, metrology and inspection, commercial inspection, metallurgy, aerospace, nuclear industry, military equipment, automotive, construction, and building materials industries.
Applicable Standards
The Computer-Controlled Torsional Fatigue Testing Machine complies with the following standards:
GB/T 2611 — General Requirements for Testing Machines
JB/T 9370 — Technical Conditions for Torsion Testing Machines
GB/T 10128 — Metallic Materials — Torsion Test Method at Room Temperature
Relevant automotive component, fastener, shaft, spring, and torque tool fatigue testing standards
Technical Specifications
| Item | Specification |
|---|---|
| Machine Type | Horizontal Type |
| Test Torque | 10 N·m / 20 N·m / 50 N·m / 100 N·m / 200 N·m / 500 N·m / 1000 N·m / 2000 N·m / 5000 N·m / 10000 N·m |
| Testing Machine Class | Class 0.5 / Class 1 |
| Torque Resolution | 0.01 N·m / 0.1 N·m / 1 N·m |
| Accurate Measurement Range | 1% FS–100% FS |
| Relative Error of Torque Indication | < ±0.5% |
| Torque Resolution Ratio | 1/±500000 (constant resolution throughout the full range) |
| Torque Loading Direction | Clockwise and Counterclockwise |
| Minimum Torsion Angle Reading | 0.01° |
| Relative Error of Angle Indication | < ±0.5% |
| Angle Resolution | 0.018° |
| Torsion Fixtures | Customized according to customer requirements |
| Left and Right Test Stroke | 500 mm (Extendable) |
| Torsion Speed | 0.1–5 Hz (Adjustable according to customer requirements) |
| Maximum Torsion Angle | Unlimited |
| Appearance Requirements | Complies with GB/T 2611 |
| Power Supply | 220 V / 380 V, 50 Hz |
| Weight | Approx. 800 kg |
Features
Computer-Controlled Operation
Adopts a computer control system for automatic test operation, data acquisition, and processing.
Supports real-time monitoring and display of torque, peak torque, torsion angle, and test curves.
Wide Testing Application Range
Suitable for torsional fatigue life testing of metal and non-metal materials, automotive components, fasteners, torsion shafts, torque tools, torsion springs, and other torsion-loaded components.
High-Precision Measurement
Provides accurate torque and angle measurement.
Supports high-resolution torque and torsion angle detection for reliable test results.
Bidirectional Torsion Loading
Supports clockwise and counterclockwise torque loading to meet different test requirements.
Adjustable Test Space
Horizontal structure with adjustable fixture spacing.
Suitable for specimens with different sizes and shapes.
Advanced Data Analysis Function
Automatically generates torque-time, torsion angle-time, torque amplitude-cycle, and deformation amplitude-cycle curves.
Supports test data storage, retrieval, and report printing.
Stable and Reliable Performance
Rigid mechanical structure ensures stable operation during long-term fatigue testing.
Suitable for quality inspection, research, and product development applications.
Safety Protection Design
Equipped with overload protection and operational safety functions to ensure reliable testing.
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