What is an electric tensile testing machine?
In the fields of industrial production and scientific research, electric tensile testing machine is an important equipment widely used in testing the mechanical properties of materials. It conducts mechanical property tests such as tension, compression, and bending on materials through electric driving to evaluate key indicators such as strength, elasticity, and plasticity of materials. This article will introduce in detail the definition, working principle, application fields and comparison of current popular models of electric tensile testing machines to help you fully understand this equipment.
1. Definition of electric tensile testing machine
An electric tensile testing machine is a testing device that utilizes an electric drive system to exert controllable force on materials. It uses high-precision sensors and control systems to record the force and deformation of materials in real time, thereby analyzing the mechanical properties of materials. Compared with traditional hydraulic tensile testing machines, electric tensile testing machines have the advantages of low noise, low energy consumption, and easy operation.
2. Working principle of electric tensile testing machine
The working principle of the electric tensile testing machine mainly includes the following steps:
1.Electric drive: The servo motor drives the ball screw to achieve precise loading of the sample.
2.Force measurement: High-precision sensor detects the force value of the sample in real time.
3.Deformation measurement: Record the deformation of the sample through a displacement sensor or extensometer.
4.data analysis: The control system transmits the collected data to the computer and generates test results such as stress-strain curves.
3. Application fields of electric tensile testing machine
Electric tensile testing machines are widely used in the following fields:
| field | Specific applications |
|---|---|
| Materials Science | Mechanical property testing of metals, plastics, rubber, composite materials, etc. |
| Manufacturing | Auto parts, aerospace materials, electronic product structural parts testing |
| Scientific research and education | Material mechanics research in university laboratories and research institutes |
| Quality control | Material strength testing and qualification rate assessment on the production line |
4. Comparison of popular electric tensile testing machine models (search data from the entire network in the past 10 days)
According to recent market research, the following is a performance comparison of several popular electric tensile testing machines:
| Model | maximum load | Accuracy | price range | Main features |
|---|---|---|---|---|
| Instron 5965 | 10kN | ±0.5% | 150,000-200,000 | High-precision, multi-language operation interface |
| MTS Criterion | 50kN | ±0.1% | 250,000-300,000 | Modular design, supports high temperature testing |
| Zwick Roell Z050 | 5 kN | ±0.2% | 80,000-120,000 | Compact and suitable for laboratories |
| Shimadzu AGS-X | 20kN | ±0.3% | 180,000-220,000 | High-speed testing, low noise |
5. Future development trends of electric tensile testing machines
With the advancement of Industry 4.0 and smart manufacturing, electric tensile testing machines are developing in the following directions:
1.Intelligent: Integrate AI algorithms to achieve automatic data analysis and fault diagnosis.
2.Multifunctional: One device supports multiple test modes such as tension, compression, and fatigue.
3.Environmental protection and energy saving: Adopt a more efficient electric drive system to reduce energy consumption.
4.remote control: Realize remote monitoring and operation through Internet of Things technology.
Conclusion
As the core equipment for material testing, the electric tensile testing machine's technological development is directly related to product quality and scientific research level. Through the introduction of this article, I believe you will have a more comprehensive understanding of the definition, principles, applications and development trends of electric tensile testing machines. When selecting equipment, it is recommended to refer to the performance parameters of popular models based on actual needs to ensure the accuracy and reliability of test results.
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