Fatigue Testing Machine

It is mainly used for testing dynamic and static mechanical properties of various metals and non-metallic materials, including stretching/compressing/curving dynamic-static fatigue testing of high polymer materialã??biological material as artificial blood vesselã??soft tissueã??boneã??bone plateã??interbody fusion cageã??kneeã??spine fixatorã??metal coatingã??hip jointã??intramedullary nail etc. According to national standard and ISO/DIN to proceed testing and data supplying, drawing testing curve and printing reports automatically, which is extremely popular in scientific research institutionsã??collegeã??medicineã??bioengineering etc.
Standards as follow:

CSPL-20 testing machine is a high frequency vibration fatigue testing technique based on the theory of electromagnetism striction.This machine is mainly used for metal ultra-long life fatigue testing at room temperature, It can complete 104-1010 weeks of constant amplitude tensile and compression fatigue testing of 20kHz frequency. Generally, it takes 3.2 years to reach 1010 cycles at 100Hz frequency, CSPL-20 only takes 6 days to shorten the ultra-long life fatigue testing time.According to standard, all parts and instruments comply to international(SI) standards. Noise conform to national and industrial standard.
The equipment is the domestic advanced level, with reliable control function, which adapt to long-term, stable, safety, reliable production demand. The most advanced ultrasonic device imported by Branson company, its more convenient of processing and maintain with excellent service.
The equipment is the domestic advanced le vel, with reliable control function, which adapt to long-term, stable, safety, reliable production demand. The most advanced ultrasonic device imported by Branson company, its more convenient of processing and maintain with excellent service.
Similarity: Signal generator of ultrasonic are same, testing theory and technology are same.
Differentia: Similar products of Daojin can only complete the cylindrical specimens testing , DCSPL-20 can also complete the plate specimens testing.
Dex advantage: we can carry out multiple ultrasonic fatigue test load and extending test program based on DCSPL-20.
Operation conditions: control mode of computer setup and control.
Power supply, AC220V±10%,50Hz±1,2HzKW

Model CSPL-20
Frequency 20KHz±500Hz
Proof stress range Normal stress 100ï½?1000MPa, constant stress
Load type Symmetry tension-compression fatigue testing
Specimens smoothly cylindrical and notch specimens
Smoothly clintheriform and notch smaple.
Control mode Adopt computers setup and control testing
Power AC220V±10%ï¼?50Hz±1Hz,2KW

This system can meet the requirements of biaxial fatigue testing of cross, uniaxial fatigue testing of clintheriform and tensile-compression fatigue testing of cylindrical under high-low ambient temperature. Applying to the research of biological tissue, medical devices, textiles, rubber materials, plastic film, metal, composite materials.whats more, it has concentric loading adjustment mechanism and temperature compensation system of hydraulic clamp.

Model DPL-9010/2
Qty of channel control 4
Laoding force Static max loading force 100KN
Loading force of dynamic 100KN

Actuator Qty :4
Loading frequency 0.01H½?20Hz
Flexible rate 0ï½?340mm/s without adjustment

Dynamic property Loadingï¼?±100kNï¼?xAmplitudeï¼?±0.5mmï¼?xFrequency(20Hz)
Loading accurcy ±0.5%FS
Displacement accuracy ±0.5%FS
High-low ambient temperature -196ï½?350
Specimens Workspace 840mm x 840mm
Testing specimens cross Widthâ?¤50mmï¼?Lenghthâ?¤350mmï¼?Thicknessâ?¤30mm
square Lenghthâ?¤350mmï¼?Thicknessâ?¤30mm
cylinder Norm stretch and compressure
Control mode Force,displacement,time,loading rate,gradation loading,unidirection loading
Mainframe Size 3800mm(L)X2300mm(W)X3800mm(H)

Description
PWS series electro-hydraulic servo dynamic testing system consists of frame, pump station, servo control system, computer and software, accessories and pipeline system. It can be applied to dynamic fatigue and static performance test of various materials, structural parts and components.

Application
1.Dynamic high cycle fatigue test and low cycle fatigue test
2. Conventional mechanical property test and fracture force test under the control of static constant rate, constant strain and constant stress.
3. Part vibration and impact test
4. Fatigue life, crack growth, fracture toughness performance test for material or components.
5. Safety evaluation and working condition simulation of actual specimens.
6. It is applicable to quality control and experimental research in the fields of aerospace, aviation, vehicles, building components, rail transit, atomic energy and ship.
Features
1.Frame structure: Dual columns (Below 300KN) and four columns (Above 300KN)
2.Crosshead: hydraulic tightening, hydraulic lifting and descending. Flexible adjustment of test space
3.Actuator is designed to integrated with frame. It can be placed up and down.
4.Wide range: 5kN- 5000 KN
5.The actuator has a built-in LVDT displacement sensor and external Load sensor electro-hydraulic servo valve.
6.Actuator amplitude limit position is equipped with hydraulic buffer, avoiding the damage out of control.
7.Various grips and accessories supply:
Hydraulic pressure clamping chuck, threaded chuck, Three-Point Bending accessories, Four-Point Bending accessories etc. We can customize grips and accessories according to requirement.
8.Various specification Constant pressure servo pump station for selection. Range: 15-1500L/min.
9.Control system: Digital Control Electro-Hydraulic Servo Control system
Optional: IST (Instron) Labtronic 8800 digital control system.
DOLI company EDC580 control system.
10.Software: Provide dynamic and static software for selection.
Labtronic software is optional.
11.Environment test equipment is optional: such as high temperature furnace and low temperature chamber.
12.External oil cooling circulation device is optional

1Application:
This testing machine is applicable for static and dynamic test for the steps and pallets of escalator and moving walks.
With additional clamps and fixtures, this machine can complete the dynamic and static mechanical properties of materials and components,including Tensile, compression, low cycle and high cycle fatigue tests of materials and components.
2Test standards and project
EN 115-1:2017
5.3.3.2 Static test:
Test project in 5.3.3.2.1 steps, 5.3.3.2.2 step riser, 5.3.3.2.3 pallets
5.3.3.3 Dynamic test
Load test in 5.3.3.3.1 steps, 5.3.3.3.2 Pallets
3Parameter
Maximum static test force: ±20kN, accuracy± 1% within 2-100% FS
Maximum dynamic test force: ±20kN,accuracy± 1% within 2-100% FS
Maximum amplitude: ±50mm
Frequency range: 0.140Hz
Maximum test space: No less than 750mm
Distance between columns: 530mm
Test platform:1800mm 1000mmÃ?800mm(L*W*H)
Constant pressure servo pump station : Flow 36L/min, 21Mpa,Motor power 15kW

2 Introduction
This machine is used to test the extension and contraction life of various spring wires such as Handset wires. It is continuously and repeatedly stretched by pneumatic power during power on to check the damaged parts and extension and contraction times. After power off, the station stops for counting.
3 Main technical parameters
3.1. Capacity: 50kg
3.2. Unit switching: kg, N, LB
3.3. Load decomposition degree: 1/250,00
3.4. Load accuracy: 0.25%
3.5. Maximum stroke: 1500mm (including fixture)
3.6. Test speed: 30-300 mm/S
3.7. Displacement resolution: 0.01 mm
3.8. Display device: LCD display screen (capable of displaying the number of tests per workstation)
3.9. Driving method: precision rodless cylinder
3.10. Overall dimensions (L * W * H): approximately 550 * 360 * 2090mm
3.11. Weight: 50kg
3.12. Power supply: 1 , 220V, 15A or specified

Application:
For static and cuasi-static test (low frequency fatigue) for high loads in many types of tests. Specially indicated to switch test mode, thanks to its dual space design.

Double test space frame:
With high structural stiffness,4 columns and 2 screws with double testing space
The upper space is intended for tensile tests, and the lower for compression, shear, bending, folding, etc.
Manufactured according to Standards EN 10002-2; ASTM E4, ISO 7500-1; DIN 51221 and BS1610 guide. Mobile crossbar separates the two test zones and is positionable in height by means of two spindles driven by an integrated electric motor frame.

This series materials testing machine product group was primarily developed for standardized tests on ma- terials and components. Used in conjunction with the intuitive KStest software.

Typical test applications for wide range of tension, compression, bending, shearing and low cycle test, include metal, rubber, plastic, spring, high strength steel (HSS), aerospace and automotive structures, screws, nuts, etc.

Standards:
ASTMA370, ASTME4, ASTME8, ASTME9, ISO6892, ISO7438, ISO7500-1, EN10002-4, GB/T228-2002, GB 16491-2008, HGT 3844-2008 QBT 11130-1991, GB13-22-1991, HGT 3849- 2008,GB6349-1986, GB/T 1040.2-2006, ASTM C165, EN826, EN1606, EN1607, EN12430 etc