YY–UTM-01A Universal Material Testing Machine
This machine is used for metal and non-metal (including composite materials) tensile, compression, bending, shear, peeling, tearing, load, relaxation, reciprocating and other items of static performance testing analysis research, can automatically obtain REH, Rel, RP0.2, FM, RT0.5, RT0.6, RT0.65, RT0.7, RM, E and other test parameters. And according to GB, ISO, DIN, ASTM, JIS and other domestic and international standards for testing and provide data.
(1) Measurement parameters
1. The maximum test force: 10kN, 30kN, 50kN, 100kN
(additional sensors can be added to extend the force measurement range)
2. Accuracy level: 0.5 level
3. The test force measurement range: 0.4% ~ 100%FS (full scale)
4.The test force indicated value error: indicated value within ±0.5%
5.The test force resolution: the maximum test force of ±1/300000
The whole process is not classified, and the whole resolution is unchanged.
6. Deformation measurement range: 0.2% ~ 100%FS
7. Deformation value error: show the value within ±0.5%
8.Deformation resolution: 1/200000 of the maximum deformation
Up to 1 in 300,000
9. Displacement error: within ±0.5% of the value shown
10. Displacement resolution: 0.025μm
(2) Control parameters
1.The force control rate adjustment range: 0.005 ~ 5%FS/ S
2.Force control rate control precision:
Rate < 0.05%FS/s, within ±2% of the set value,
Rate ≥0.05%FS/ S, within ±0.5% of the set value;
3. Deformation rate adjustment range: 0.005 ~ 5%FS/ S
4. Deformation rate control precision:
Rate < 0.05%FS/s, within ±2% of the set value,
Rate ≥0.05%FS/ S, within ±0.5% of the set value;
5.The displacement rate adjustment range: 0.001 ~ 500mm/min
6. Displacement rate control precision:
When the speed is less than 0.5mm/min, within ±1% of the set value,
When the speed is ≥0.5mm/min, within ±0.2% of the set value.
(3) Other parameters
1.Effective test width: 440mm
2. Effective stretching stroke: 610mm (including wedge stretching fixture, can be customized according to user demand)
3.Beam movement stroke: 970mm
4. The main dimensions (length × width × height) :(820×620×1880) mm
5.Host weight: about 350Kg
6. Power supply: 220V, 50HZ, 1KW
(1) Mechanical process structure:
The main frame is mainly composed of the base, two fixed beams, a mobile beam, four columns and two screw gantry frame structure; Transmission and loading system adopts AC servo motor and synchronous gear reduction device, which drives the high precision ball screw to rotate, and then drives the moving beam to realize loading. The machine has beautiful shape, good stability, high rigidity, high control precision, high working efficiency, low noise, energy saving and environmental protection.
Control and measurement system：
This machine adopts advanced DSC-10 full digital closed loop control system for control and measurement, using computer to test process and test curve dynamic display, and data processing. After the end of the test, the curve can be enlarged through the graphics processing module for data analysis and editing, performance reached the international advanced level.
1. Realize special displacement, deformation, speed closed-loop control. During the test, the test speed and test method can be flexibly changed to make the test scheme more flexible and more substantial;
2.Multi-layer protection: with software and hardware two-level protection function, can achieve the testing machine overload, overcurrent, overvoltage, undervoltage, speed, limit and other safety protection methods;
3.High-speed 24-bit A/D conversion channel, effective code resolution up to ± 1/300000, to achieve internal and external non-classification, and the whole resolution is unchanged;
4. USB or serial communication, data transmission is stable and reliable, strong anti-interference ability;
5. Adopts 3 pulse signal capture channels (3 pulse signals are 1 displacement signal and 2 large deformation signal respectively), and adopts the most advanced quadruple frequency technology to enlarge the number of effective pulses by four times, greatly improving the resolution of the signal, and the highest capture frequency is 5MHz;
6. One way servo motor digital drive signal, the highest frequency of PWM output is 5MHz, the lowest is 0.01Hz.
1. DSC-10 all-digital closed-loop control system
DSC-10 full digital closed loop control system is a new generation of testing machine professional control system developed by our company. It adopts the most advanced professional control chip of servo motor and multi-channel data acquisition and processing module, which ensures the consistency of system sampling and high speed and effective control function, and ensures the advancement of the system. The system design tries to use the hardware module to ensure the stability and reliability of the product.
2. Efficient and professional control platform
DSC is dedicated to automatic control IC, the internal is a combination of DSP+MCU. It integrates the advantages of DSP's fast operation speed and MCU's strong ability to control the I/O port, and its overall performance is obviously better than that of DSP or 32-bit MCU. Its internal integration of hardware motor control required modules, such as: PWM, QEI, etc. The key performance of the system is completely guaranteed by the hardware module, which ensures the safe and stable operation of the system.
3. Hardware-based parallel sampling mode
Another bright spot of this system is the use of special ASIC chip. By means of ASIC chip, the signal of each sensor of the testing machine can be collected synchronously, which makes us the first one in China to realize the real hardware-based parallel sampling mode, and avoids the problem of load and deformation asynchronization caused by time-sharing sampling of each sensor channel in the past.
4. Hardware filtering function of position pulse signal
The position acquisition module of photoelectric encoder adopts special hardware module, built-in 24-level filter, which performs the plastic filtering on the acquired pulse signal, avoiding the error count caused by the occurrence of interference pulse in the position pulse acquisition system, and more effectively ensuring the position accuracy, so that the position pulse acquisition system can work stably and reliably.
5. Control the underlying implementation of functions
Dedicated ASIC chip share the sampling work, condition monitoring and a series of peripheral, and communication and so on related work from internal hardware module to realize, so the DSC can focus on more control PID calculation work such as the main body, not only is more reliable, and the control response speed faster, which makes our system by the control panel bottom operation completes the PID adjustment and control output, The closed loop control is realized at the bottom of the system.
The user interface supports Windows system, real-time curve display and processing, graphics, modular software structure, data storage and processing based on MS-ACCESS database, easy to connect with OFFICE software.
1. Hierarchical management mode of user rights:
After the user logs in, the system opens the corresponding operation function module according to its authority. Super administrator has the highest authority, can carry out user authority management, to different operators to authorize different operation modules.
2. Has a powerful test management function, the test unit can be set according to the needs of any.
According to different standards can be edited according to the corresponding test scheme, as long as the corresponding test scheme is selected during the test, you can complete the test according to the standard requirements, and output the test report that meets the standard requirements. Test process and equipment status real-time display, such as: equipment running status, program control operation steps, whether the extensometer switch is completed, etc.
3. Powerful curve analysis function
Multiple curves such as load-deformation and load-time can be selected to display one or more curves in real time. The sample in the same group curve superposition can use different color contrast, traverse curve and test curve can be arbitrary local amplification analysis, and support the displayed on the test curve and labeling each feature points, can be automatically or manually on the curve take the comparative analysis, marking the feature points of curve also can print in the test report.
4. Automatic storage of test data to avoid loss of test data caused by accident.
It has the function of fuzzy query of test data, which can quickly search the completed test data and results according to different conditions, so as to realize the reappearance of test results. It can also open the data of the same test scheme conducted in different time or batches for comparative analysis. Data backup function can also be previously stored data separately saved and viewed.
5. MS-Access database storage format and software expansion ability
The core of DSC-10LG software is based on MS-Access database, which can interface with Office software and store the report in Word format or Excel format. In addition, the original data can be opened, users can look up the original data through the database, facilitate material research, give full play to the effectiveness of the measurement data.
6. With the extension meter can automatically obtain REH, REL, RP0.2, FM, RT0.5, RT0.6, RT0.65, RT0.7, RM, E and other test parameters, parameters can be set freely, and can print the graph.
7. Can be set after the yield to remove the extensometer function
DSC-10LG software automatically determines that the deformation is switched to displacement collection after the sample yield is over, and reminds the user in the information bar that "the deformation switch is over, and the extensometer can be removed".
8. Automatic return: moving beam can automatically return to the initial position of the test.
9. Automatic calibration: load, elongation can be automatically calibrated according to the added standard value.
10. Range mode: full range is not classified
(1) Module unit: a variety of accessories flexible interchange, modular electrical hardware to facilitate function expansion and maintenance;
(2) automatic switching: the test curve according to the test force and deformation of the size of the automatic transformation range.
