Welcome to Ji'nan Bojian Testing Machine Co., Ltd.

Locomotive vehicle lateral stiffness spring tester is mainly used in locomotive spring suspension spring, railway with big diameter, high-speed train oil-pressure damping spring, V spring high speed passenger cars and other vehicles springs, elastic element drop (diameter) to the load, (diameter) to the deformation, lateral load stiffness, the lateral displacement tests and study.It USES four pillar structure of double precision ball screw and the pressure plate is equipped with four sets of horizontal measurement system of earlier, can be 360 ° measuring transverse force to all kinds of spring in the compression state, to the axial and transverse force of spring stiffness, lateral stiffness, migration direction, testing and validation of the deviation Angle, and can automatically by the software analysis the bending direction, such as stiffness value data;And draw the axial load - deformation or deflection, transverse force - transverse displacement curve.

Over the years the company has been committed to metal, nonmetal and composite materials mechanical properties of the product research and development of testing instruments, by the national quality inspection departments at all levels and enterprises and the support and help.Our products are sold all over the country, and are ideal test equipment for enterprises, colleges and universities, scientific research institutes and technical supervision departments.

TB/ t2211-2010 "steel spiral spring of locomotive and vehicle suspension"

TB/ t2843-2007 "general technical conditions for rubber elastic components for rolling stock"

GB/ t13828-2009 "multiple cylindrical spiral springs"

TB/ t1025-2000 "gasket detection method for railway rolling stock"

TB/ t3268-2011 railway truck carrying saddle rubber pad

TB/ t3269-2011 railway truck elastic side bearing

BS EN 13298-2003 "suspension spiral steel springs for railway installations"

GB/ t2611-1992 general technical requirements for testing machine

1, loading device adopts imported ac servo control motor drives the servo control dedicated reducer, arc tooth type synchronous belt, precision ball screw pair to realize load, stable operation, high efficiency and low noise.No pollution.The performance is stable and reliable, with overcurrent, overpressure, overspeed, overload and other protective devices.The speed regulation ratio can reach 1:20000.High service life, convenient operation, stable lifting and lifting, the main engine is equipped with guide rail and trolley for easy sample loading and unloading.

2, the use of domestic original double platinum as a TEST of jinan display controller and professional locomotive spring dual control test-bed control software, the TEST also can respectively control the unique design, ensure the machine can realize TEST force, deformation and displacement of beam parameters such as sample of closed loop control, which can realize constant speed TEST force, displacement of constant speed, constant strain, constant load cycle, uniform deformation cycle TEST, etc.Smooth switching between control modes.

3. Precision seamless ball screw, large span, high rigidity, high stability load bearing frame.Frame size can be customized.

4. Automatic load maintenance, stress, strain control, cycle control and self-programming control.

5, digital display controller and data acquisition system is designed specifically for locomotive spring controller, professional locomotive spring test bench control software system analysis, is aimed at all kinds of round spring axial load and horizontal displacement, transverse force, lateral stiffness test, can automatically analyze the bending direction, such as stiffness value data;And draw the axial load - deformation or deflection, transverse force - transverse displacement curve.Computer control and completion of the whole test process.

6. High precision measuring force transducer with linear width, good stability, and guaranteed load accuracy.

7. The electrical control circuit is in accordance with the international standard, which conforms to the national testing machine's electrical standard and strong anti-interference ability, which guarantees the stability of the controller and the accuracy of the experimental data.

8. Automatic control of the test process, data acquisition, processing, analysis, storage and display.

9. Automatic load maintenance, stress, strain control, cycle control and self-programming control.

10. Intelligent setting of control mode, no impact and smooth switching between control modes, stable loading and unloading.

11. Process reconstruction and data reanalysis, curve amplification, comparison and traversal;The curve is free to zoom in and out;Full self adjusted

12. Control software, adopt modularization, open programming, personalized design, can adjust itself.

13. Multiple protection functions: limit protection;Test force overload protection;Overcurrent and overpressure protection;Safety protection when the sample is broken;Operation hints wizard protection;Test end automatic protection, etc.

14. Automatic shift: automatically switch to the appropriate range according to the load size to ensure the accuracy of the measurement data;In the real sense, the physical adjustment, gain adjustment and test force measurement of automatic shift, zero, calibration and storage, without any analog adjustment, the control circuit is highly integrated.

15. Conditional storage: the test control data and sample conditions can be made into modules to facilitate the batch test;

16. Process realization: the test process, measurement, display and analysis are completed by microcomputer;

17. Display mode: data and curves are displayed dynamically with the test process;

18. Test report: the report can be prepared according to the user's requirements and printed;With network interface, data transmission, storage, printing records and network transmission printing can be connected to Intranet or Internet network.

19. Automatic and manual mode to obtain test results and automatically form reports, making the data analysis process simple.

Vertical (diameter) to load system.

1. Maximum test force: 300kN;

2. Measuring range of test force: 1% to 100% of the load (3KN -- 300KN);

3. Accuracy range of test force:

4. Vertical (diameter) direction: 0-700mm (customizable);

5. Effective test span: 520mm (customizable)

6. Beam movement speed: 0.01-300mm/min.

7. The force control rate adjustment range is 0.005%-5%FS/S.

8. Rate control accuracy: when the rate is <0.05%FS, it is within the set value of + or + 2%;

When the rate is greater than 0.05%FS, it is less than 1%.

9. Vertical displacement resolution: 0.01mm.

10. Vertical (diameter) to motor power: 3KW 5KW.

11, pressure plate Φ diameter of 500 mm

Measuring spring outside diameter:

Measuring the inner diameter of spring: 50 ~ 400mm;

Transverse load system

1. Lateral maximum compression test force: 40kN.

2. Horizontal precision measurement range: 2% to 100% (800n-40kn);

3. Transverse load accuracy:

4. Maximum lateral stroke: plus or minus 60mm (expandable);

5. Displacement resolution: 0.01mm;

6. Control range of longitudinal displacement velocity: 0.01mm/min ~ 100mm/min stepless speed control;

7. Accuracy of displacement rate control: when the rate is < 0.5mm/min, it is less than 1% of the set value;

The rate is greater than 0.5mm/min, which is less than 0.5% of the set value;

8. Force control rate adjustment range 0.005%-5%FS/S.

9. Control accuracy of force control rate: when the rate is <0.05%FS, it is within the set value of plus or minus 2%;

When the rate is greater than 0.05%FS, it is less than 1%.

10. Deformation rate adjustment range: 0.005 ~ 5%FS/s.

11. Transverse motor power: 0.75kw.

Power supply: 380V, 50Hz.

The analysis data were analyzed by using jinan platinum-type TEST professional locomotive spring test-bed control software.

One set of special works;

Working environment: room temperature is 10 ~ 35 ℃, humidity 20% ~ 80%

The size (length and width) of the main engine is about 1000*600*2800.

The machine weight is about 2000kg.