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Automotive Wire Repeated Bending Tester
BACK
Standards:
ISO 14572:2011 – Test method for the bending performance of electrical wires
Applications:
(1) Automotive wiring harnesses – assess flexibility and resistance to repeated bending.
(2) Low-voltage cables – verify insulation and conductor integrity under cyclic mechanical stress.
(3) R&D laboratories – test new wire formulations for mechanical reliability.
(4) Production quality control – ensure wires meet bending durability standards.
(5) Environmental testing – evaluate performance under low-temperature conditions using an optional temperature chamber.
Product Information:
The Automotive Wire Repeated Bending Tester is designed to evaluate the durability of automotive wires under repeated bending conditions. It can be combined with a low-temperature chamber to perform bending tests under various environmental conditions, simulating real-world automotive wiring stress.
Parameters
| Parameter | Specification |
|---|---|
| Swing Angle | Clockwise 180° (or specified), Counterclockwise 180° (or specified) |
| Speed | 10–60 ±1 times/min |
| Counter | 1–999999. presettable |
| Test Stations | 3 groups |
| Weights | 2.5 N, 3.75 N, 5 N, 7.5 N each |
| Safety | Automatic stop on conductor break, data retention |
| Test Voltage | DC 24V |
| Power Supply | AC 220V ±10%, DC 24V/5A switching power |
| Machine Weight | 50 kg |
| Clamp Radii (by wire specification) | 0.5 mm² wire: Ø1.5 mm, R=3.75 0.75 mm² wire: Ø1.8 mm, R=4.5 1.0 mm² wire: Ø2.0 mm, R=5.0 1.5 mm² wire: Ø2.2 mm, R=5.5 Optional R: 7.2. 9.6. 12.6. 18. 22.2. 44.25. 51. 74.25 mm |
Features
(1) Simulates real-world automotive wire bending for durability assessment.
(2) Adjustable swing angles and speeds to meet various test requirements.
(3) Automatic stop function upon wire breakage ensures safety and data integrity.
(4) Multiple test stations allow simultaneous testing of several samples.
(5) Compatible with low-temperature chambers for environmental testing.
(6) Wide range of clamp radii to accommodate different wire diameters.
Accessories
(1) Set of test clamps with adjustable radii
(2) Counter system for test cycles
(3) Set of calibration weights
(4) Safety stop mechanism
(5) User manual
Test Procedures
(1) Mount wire samples on test clamps according to the specified diameters.
(2) Adjust swing angles and speed to match test requirements.
(3) Set the desired number of cycles on the counter.
(4) Start the test; the machine will bend wires cyclically.
(5) Monitor the test; the machine automatically stops upon wire breakage.
(6) Record data and analyze wire performance after completion.
Maintenance Information
(1) Keep clamps and swing mechanisms clean and free of debris.
(2) Regularly inspect clamps and moving parts for wear or misalignment.
(3) Lubricate swing bearings periodically for smooth operation.
(4) Verify counter and weight calibration before each testing cycle.
(5) Store the tester in a dry, temperature-controlled environment.
Conclusion
The Automotive Wire Repeated Bending Tester provides accurate assessment of wire durability under cyclic bending, supporting production quality control, R&D, and compliance with ISO 14572 standards. It ensures automotive wiring can withstand operational stresses over its service life.
FAQ
(1) What is this product?
It is a tester for evaluating the repeated bending durability of automotive wires.
(2) What is this product used for?
It tests the mechanical reliability of wires under cyclic bending conditions.
(3) What is the working principle of this product?
Wires are clamped and bent back and forth at a controlled angle and speed, simulating real-world mechanical stress; failures are detected automatically.
(4) Why is this product important?
It ensures automotive wires maintain insulation and conductor integrity under repeated bending, preventing failure in vehicles.
(5) What industries is this product suitable for?
Automotive wire manufacturing, electrical cable production, R&D laboratories, and quality control facilities.
