ZL-7073 Shoe Cushioning Performance Tester

Machine Overview:

This machine is used to evaluate the cushioning properties and the quick compression force-displacement relationship of midsole material systems used in athletic shoes for official running competitions. It is an ideal testing device for technical supervision agencies, athletic shoe manufacturers, commercial inspection and arbitration organizations, and research institutes.

Applicable Standards:

GB/T 30907-2014, ASTM F1614, ASTM F1976

Technical parameters:

1. Test Operation System:High-speed dedicated operation software
2. Drop Hammer Weight: 8.5 kg (5 J), 11.9 kg (7 J)
3. Impact Head Specification:Top radius R = 1.0 ± 0.25 mm, round top, diameter 45 mm, weight less than 0.2 kg
4. Drop Height: Adjustable according to specimen height, each test drop height is 50 mm
5. Impact Energy Requirement:5 J; 7 J
6. Test Speed: 2 + 1 seconds per cycle
7. Load Cell Capacity: 5000 lbf, sampling frequency greater than 1000 Hz
8. Displacement Sensor: 0–100 mm, sampling frequency greater than 1000 Hz
9. Machine Dimensions: 800 × 700 × 1700 mm
10. Power Supply:AC 220 V, 50 Hz

Performance Features:

• Uses internationally renowned high-sensitivity piezoelectric sensors for force measurement to accurately capture complete force data
• Equipped with high-speed deformation sensors exceeding twice the required response speed for current object testing, ensuring deformation measurement in micrometers
• High-speed signal processing system to accurately capture the tiny time interval from zero force to peak force, displayed directly via curves
• Advanced software allows multiple cycle tests on the same specimen, with statistical analysis performed on data from cycles 26 to 30
• User-defined report settings based on standard requirements, curve zoom in/out, and curve value reading
• Provides report data and curve printing functions
• Practical, reliable, stable, flexible, and user-friendly software system to meet multiple test requirements specified by standards, with database management for data processing, result storage, and test plans

Control and Processing System:

• Uses branded computer for control, completing test setup, status control, data acquisition, calculation, display, and result printing
• Equipped with Windows XP-based dedicated testing software with intelligent package features: high speed, intuitive interface, flexible and stable operation, comprehensive functionality
• Capable of determining performance parameters according to national, international, or user-provided standards, performing statistical processing, and outputting test reports and characteristic curves in various formats
• Main Interface Functions:** Operated via control selection blocks, graphical interfaces, or text interfaces
• Password Protection:** Prevents alteration or accidental deletion of important data or test results, ensuring data integrity and preventing unauthorized operation or equipment damage
• Built-in automatic overload detection and recording system to reduce human error, automatic range conversion, and auto positioning after test completion

Sample Specification Settings:

• Includes sample name, shape, test position (forefoot or heel), and thickness, with unified specification function to avoid repetitive input
• Test result units can be selected from kg, g, lb, N, kN, kg/mm², kg/cm², kg/m², lb/in², psi, mm, cm, MPa, min, m, %, e, sec, etc.
• Test results can be re-analyzed, recalculated, displayed in different units, and graphs modified
• Automatic conversion of operating time, unlimited test duration

Report Curves and Printing Format:

1. Test report includes statistical analysis of 5 series of impact cycles and automatic averaging (cycles 26–30)
2. Peak Force (FM) in Newton (or pound-force)
3. Maximum Displacement (DM) in mm (or inch)
4. Maximum energy up to peak displacement (UM) in Joules (or inch-pound-force)
5. Hysteresis energy at point after peak force where force equals zero (UF) in Joules (or inch-pound-force)
6. Time at which peak force occurs (TM) in milliseconds
7. Normalized peak force and displacement
8. Normalized peak pressure (PM) in MPa (kN/m²) or lb/in²
9. Normalized peak strain (eM)
10. HER (Hysteresis Energy Ratio)
11. Normalized average stiffness (Sm) in N/mm or lbf/in
12. Peak G
13. Additional report items can be added upon request

Report format includes force-displacement, force-time, and displacement-time coordinate point display. Users can customize font, size, color, units, graph size, format, background color, and curve options. Supports single test printing, multiple test printing, and curve reproducibility printing.

Additional Features:

* Multifunctional, easy-to-read test curves to understand test mode and specimen specifications

* Local curve zooming with unlimited magnification, with axis scale adjusting automatically

* Versatile report design with full customization of fonts, colors, backgrounds, and curve positioning

* Users can define test items, collect statistics from test results, and create customized report formats