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The main uses, functional characteristics and requirements for the experimental environment of digital tensile testing machine
Release time:2019-07-03 source:Jinan Hengsi Shanda Instrument Co., Ltd. Browse:
Digital display tensile testing machine is also called tensile testing machine, electronic tensile testing machine, universal material testing machine, material tensile testing machine, etc. Provide two sets of capacity test space, allowing operators to have a larger range of use, especially when the power gap between raw materials and finished products is most suitable. The type adopts floor type, which is mainly used in industries such as steel wire and small screw fabrics. The maximum test force is 50KN, long stroke and two test spaces, and two sensors with different capacity can be installed. It is used in occasions where the test force is very different, such as in the analysis and testing of materials such as spring industry, steel wire industry, rubber and plastic industry.
Technology development promotes productivity improvement, the market demand for precision meters will tend to shrink, and the overall demand for portable meters will also decrease. The requirements for special tensile testing machine products are mainly concentrated in the appearance of instruments, structural design, expansion of application fields, and improving reliability. The focus of digital instrument development is to improve reliability. So what are the main uses, functional characteristics and requirements for the experimental environment of the digital display tensile tester? Let me introduce it to you below:
1. The main uses of digital display tensile testing machine:
This tensile tester is suitable for tensile tests of rubber, plastic, textile, waterproof materials, wires, cables, mesh ropes, metal wires, metal rods, and other materials. Adding accessories can perform compression and bending tests. It has functions such as digital display of test force, continuous adjustment of test speed, automatic shutdown of sample pull-off, peak maintenance and other functions.
2. Functions and features of digital display tensile testing machine:
1. Use high-precision, fully digital speed control system and precision reducer to drive the precision lead screw pair for testing to achieve large-scale adjustment of the test speed, low noise and stable operation during the test process.
2. The universal joint adopts a cross-pull structure and has a swing angle limiting function. On the one hand, it facilitates sample clamping and ensures test concentricity. On the other hand, it effectively eliminates the impact of irregular samples on the sensor.
3. Touch key operation mode, LCD display in real time. The display interface can display the test method selection interface, test parameter selection interface, test operation and result display interface and curve display interface, which is convenient and fast.
4. It can adjust the speed and slow lifting of the cross beam during sample clamping, and has protection devices such as overcurrent, overvoltage, and overload. .
5. Optional microcomputer interface, which can be connected to the external microcomputer to achieve control of the test process and storage and printing of data.
3. Requirements of digital display tensile testing machine for experimental environment:
1. The laboratory space must be larger than the size of the digital electronic tensile tester itself. For example, vertical digital electronic tensile tester models, such as ring stiffness tester with a test space of 3 meters, in order to facilitate testing and installation, the laboratory space should be at least 4 meters; for horizontal digital electronic tensile tester products, due to their unique test space requirements, the laboratory space must reach dozens of meters.
2. The humidity of the thermometer in the laboratory must be controlled within a certain range. If the test temperature is too high, the frequency of failure of the motor, sensor, etc. of the test equipment may increase. If the indoor humidity is too high, it will cause the equipment to rust. In short, if there are no special requirements, all materials mechanics testing standards stipulated in the room temperature range of 10℃-35℃, and the relative humidity shall not exceed 80%.
3. The ground at the position where the digital electronic tension tester is installed must be flat and stable. If it is not flat, the digital electronic tension tester will inevitably produce a certain inclination. Then the specific upper and lower fixtures that clamp together cannot maintain coaxiality, which will have a great impact on the test results.
4. The power supply voltage in the laboratory must be stable and cannot fluctuate too much back and forth, which is similar to household appliances. If the voltage fluctuates too much, the electrical appliances will switch back and forth back and forth, which will cause electrical appliances to fail. For digital electronic tensile testing equipment, the control range of fluctuations should not exceed ±10% of the voltage.
5. It is not possible to have corrosive media around the digital electronic tensile tester. After all, the testing equipment is all metal products. Once the digital electronic tensile tester is damaged, it will reduce the mechanical properties of the metal material such as strength, plasticity, toughness, etc.
6. The laboratory where the digital electronic tension testing machine is located cannot have vibration. If the vibration is performed during the test, the generation of vibration will affect the test data, and in this case for a long time, it will lead to the sensitivity of sensors, encoders, etc.
The above is a related introduction to the main uses, functional characteristics and requirements for the experimental environment of the digital display tensile testing machine. When using the press tester, the operator must use it in accordance with the procedures and specifications of the instructions. Otherwise, it is easy to cause dangerous situations such as machine failure and personnel injury. Our company has other products. You can call our service hotline through the web page to learn more about the product details. Fine and beautiful service is our pursuit. New and old customers are welcome to purchase their favorite products with confidence. We will serve you wholeheartedly!
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