Rubber tensile testing machine
1. Qx-w350 microcomputer controlled electronic universal testing machine is a test equipment for measuring mechanical properties of materials. It can be used for testing tensile, peeling, compression, bending, shearing, bursting, piercing, fatigue and other items of metal, nonmetal and polymer materials.
2. Technical description: the microcomputer controlled electronic universal material testing machine uses the latest control technology. The servo motor is controlled by the original AC digital controller of Panasonic in Japan, and the synchronous belt is used to make two pairs of high-precision ball screws move the test bench. The test bench can run at the speed of 0.001mm/min-500mm/min. In the force source, the original imported high-precision tension and pressure sensor is used. Its accuracy is up to 0.02% and the sensitivity is high. The whole system can reach 0.5 level accuracy. The effective force measuring range is 0.2% to 100% of the maximum force value. The speed accuracy is within ± 0.5% of the indicated value. The displacement accuracy is within ± 0.5% of the indication value. The deformation measurement accuracy is within ± 0.5% of the indication value.
2、 The main technical parameters of the testing machine are as follows:
1. Specification and model: qx-w350
2. Maximum test load: it can be changed freely within 3000n);
3. Force measurement accuracy grade: 0.5 level;
4. Effective force measuring range: 0.2% – 100%
5. Force measurement accuracy: within ± 0.5% of indication value;
6. Test force resolution: ± 1 / 500000 of the maximum test force
7. Test speed adjustment range: 0.001-500mm/min
8. Speed accuracy: within ± 0.5% of indication value;
9. Deformation measurement range: 0.2% – 100% FS;
10. Deformation accuracy: within ± 0.5% of indication value;
11. Deformation resolution: 1 / 250000 of the maximum deformation (the whole range resolution remains unchanged);
12. Displacement accuracy: within ± 0.5% of indication value;
13. Displacement resolution: 0.5 μ m;
14. Safety device: electronic limit protection;
15. Overload protection: automatic protection for 10% of the maximum load;
16. Data acquisition frequency: 200times / sec;
17. Effective test stroke: 500mm;
18. Effective test width: 120mm;
19. Power motor: single phase AC 220 V ± 10%, 200 W;
20. Main engine weight: 50kg.
3、 Test machine configuration:
1. One 3000n host;
2. The host contains:
(1) A 3000n high precision load sensor (accuracy FS ± 0.02%);
(2) A set of Panasonic motor and servo system in Japan;
(3) Two sets of Sino foreign joint venture high precision ball screws;
(4) A set of qx2010 control and measurement control system;
(5) One Taiwan Dongyuan reducer;
3. Fixture configuration: (if necessary, fixture size can be designed according to customer requirements)
① A set of stretching fixture;
4. A set of Chinese version test software (the measurement and control system can be used for tensile, compression, bending, peeling, shearing, tearing, puncture, bursting and other tests. It can be compiled according to the customer’s product requirements according to GB, ISO, ASTM, JIS, en and other standards. It can automatically calculate the maximum test force, breaking force, yield strength, tensile strength, compressive strength, bending strength, elastic modulus, elongation, and constant elongation stress Stress, constant stress, elongation, etc;
5. A set of PC interface and data connection line;
6. A computer is provided by the user
7. One printer provided by the user (realize the printing of data report)
7. A set of accompanying tools, instruction manual, installation manual, etc;
5、 Some functions of testing machine:
1. Automatic reset: the measurement system will reset automatically when the computer receives the test start instruction
2. Automatic return: after automatic identification of test fracture, the movable beam automatically returns to the initial position at high speed
3. Automatic storage: test data and experimental conditions are automatically saved to prevent data loss caused by sudden power failure
4. Test process: the test process, measurement, display and analysis are completed by microcomputer
5. Display mode: data and curve are displayed dynamically with the test process
6. Results reproduction: the test results can be accessed at will, and the data curve can be reanalyzed
7. Curve traversal: after the test is completed, the force value and deformation data of the test curve point by point can be found by mouse, which is convenient and practical for obtaining the test data of various materials.
8. Results comparison: multiple test characteristic curves can be superimposed, reproduced, magnified and presented a group of samples for analysis and comparison;
9. Curve selection: stress strain, force time, strength time and other curves can be selected to display and print according to the needs;
10. Batch test: the test of a batch of samples can be completed successively after setting the same parameters once;
11. Test report: (according to customer needs)
Tensile: maximum force, tensile strength, elongation at break, elastic modulus, etc
Bending: maximum force, bending strength, deflection, elastic modulus, etc
Compression: maximum force, compressive strength, yield strength, elastic modulus, etc. the test report can also be programmed and printed according to the format required by users;
12. Limit protection: with program control and mechanical two-level protection;
13. Overload protection: when the load exceeds 10% of the rated value, it will stop automatically;
Emergency stop: it is equipped with emergency stop switch, which is used to cut off the power supply of the whole machine in emergency state;
Automatic diagnosis: the system has the function of automatic diagnosis. It can check the over-voltage, over-current and over-temperature of the measurement system and drive system regularly, and stop the machine immediately in case of abnormal conditions;
14. Independent operation of host computer and microcomputer is realized;
6、 Mechanical structure
1. The frame structure of the testing machine is composed of two high precision ball screws. The full digital AC servo motor driver of Panasonic is used to drive the ball screw with high precision and no gap to move up and down through the reducer of Taiwan machinery and the synchronous gear belt of Japan. It has the characteristics of reasonable structure, large rigidity, stable loading and good stability.