What is a bolt torque testing machine?
In fields such as industrial production, machinery manufacturing and construction engineering, the connection strength and reliability of bolts are crucial. As a professional testing equipment, the bolt torque testing machine is widely used to test bolt torque, pretightening force, friction coefficient and other properties. This article will introduce in detail the definition, working principle, application scenarios, and hot topics and content of the bolt torque testing machine in the past 10 days.
1. Definition of bolt torque testing machine
The bolt torque testing machine is a special equipment used to measure the relationship between torque and axial force during the tightening process of bolts. It simulates actual working conditions and detects parameters such as bolt torque coefficient, friction coefficient, pre-tightening force, etc. to ensure the reliability and safety of bolt connections.
2. Working principle of bolt torque testing machine
The bolt torque testing machine collects torque and axial force data in real time through sensors and transmits the data to the control system for analysis. Here's a brief explanation of how it works:
| steps | Description |
|---|---|
| 1 | Install the bolts on the fixture of the testing machine. |
| 2 | Start the testing machine and apply torque to the bolts. |
| 3 | Sensors measure torque and axial force in real time. |
| 4 | The data acquisition system records and analyzes test results. |
| 5 | Generate test reports to evaluate bolt performance. |
3. Application scenarios of bolt torque testing machine
Bolt torque testing machines are widely used in the following fields:
| Industry | Application |
|---|---|
| automobile manufacturing | Test the bolt connection performance of key parts such as engine and chassis. |
| Aerospace | Ensure high reliability of bolts of aircraft structural parts. |
| construction project | Detect the torque coefficient and pre-tightening force of steel structure bolts. |
| Machinery manufacturing | Evaluate the strength of mechanical equipment bolt connections. |
4. Hot topics and content in the past 10 days
The following are hot topics and hot content related to bolt torque testing machines in the past 10 days:
| Date | hot topics | Hot content |
|---|---|---|
| 2023-10-01 | Intelligent torque testing technology | The new intelligent torque testing machine can realize automated testing and improve efficiency. |
| 2023-10-03 | Bolt loosening warning system | The bolt loosening monitoring system based on Internet of Things technology has attracted attention. |
| 2023-10-05 | New energy vehicle bolt testing | The demand for high-strength bolts in new energy vehicles drives the upgrade of testing technology. |
| 2023-10-07 | International standards update | The ISO 898-1 standard has been revised to put forward new requirements for bolt torque testing. |
| 2023-10-09 | Domestic testing machine breakthrough | The accuracy of domestic bolt torque testing machines has reached the international leading level. |
5. Future development trends of bolt torque testing machines
With the advancement of industrial technology, bolt torque testing machines will develop in the direction of intelligence, high precision, and multi-function. In the future, testing machines may integrate more artificial intelligence technologies to achieve real-time data analysis and fault warning, further improving testing efficiency and reliability.
In short, bolt torque testing machines play an important role in industrial production, and their technological progress will be directly related to product quality and safety. By understanding its working principle and application scenarios, we can better utilize this tool and promote the development of the industry.
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