Shock Absorber Fatigue Durability Tester

The Shock Absorber Fatigue Durability Tester is a specialized testing device designed to simulate long-term reciprocating operation of shock absorbers. Using a computer-controlled loading system, you can perform cyclic fatigue tests on shock absorbers and related components to evaluate durability, performance stability, and structural reliability under repeated load and displacement conditions.

Application

This tester is widely used for fatigue and durability evaluation of automotive, motorcycle, and industrial shock absorbers. Typical applications include:

(1) Automotive suspension shock absorber fatigue life testing

(2) Motorcycle shock absorber durability testing

(3) Construction machinery shock absorber fatigue evaluation

(4) Industrial equipment vibration damper performance testing

(5) Shock absorber spring fatigue life testing

(6) New product development and performance validation

(7) Production process quality consistency checks

(8) Type testing by third-party inspection agencies

Standards

The Shock Absorber Fatigue Durability Tester complies with the following domestic and international standards:

(1) GB/T 1638 — Automotive Shock Absorber Test Methods

(2) QC/T 491 — Technical Requirements for Automotive Shock Absorbers

(3) ISO 1940 — Mechanical Vibration: Balance Quality Requirements

(4) ISO 7500-1 — Metallic Materials: Calibration and Verification of Test Machines

(5) ASTM E3077 — General Requirements for Fatigue Testing Equipment

Parameters

Features

(1) Computer-controlled system enables fully automated testing

(2) High precision in force and displacement control, ensuring reproducible results

(3) Adjustable stroke and test space for multiple shock absorber sizes

(4) Ergonomic clamping structure allows quick and reliable sample installation

(5) Smooth operation with low vibration and minimal noise

(6) Supports long-duration continuous fatigue tests with stable performance

(7) Simple structural design facilitates routine maintenance and calibration

Accessories

(1) Shock Absorber Fatigue Durability Tester main unit with loading and guiding structure

(2) Computer control system with software

(3) Dedicated shock absorber fixture (universal type)

(4) High-precision force sensor

(5) High-resolution displacement sensor

(6) Industrial power cable

(7) Operation manual

Test Procedures

(1) Install the shock absorber securely in the test fixture

(2) Set the test parameters: force, stroke, frequency, and number of cycles

(3) Start the computer control system and select the fatigue test program

(4) The system performs cyclic loading according to the preset parameters

(5) Automatically stop the test when the set number of cycles is reached or upon failure

(6) Inspect the shock absorber for visual and functional changes

(7) Record test data and generate a test report

Maintenance Information

(1) Check fixture installation before each test to prevent sample loosening

(2) Set loading parameters according to the specific shock absorber type and standard

(3) Do not exceed the maximum test force and speed limits during operation

(4) Periodically inspect sensors, fasteners, and moving parts during long-duration tests

(5) After testing, turn off the power and clean moving components

(6) Calibrate loading system and sensors regularly to ensure measurement accuracy

FAQ

1. What is this product?

It is a fatigue durability tester for shock absorbers, designed to simulate long-term reciprocating operation under controlled load and displacement.

2. What is this product used for?

You use it to assess the fatigue life, performance stability, and structural reliability of shock absorbers under repeated mechanical stress.

3. What is the working principle of this product?

The loading system applies cyclic reciprocating displacement and force to the shock absorber, while the computer monitors and controls the test parameters in a closed-loop system.

4. Why is this product important?

It ensures shock absorbers meet durability and safety standards, supporting quality control, R&D validation, and compliance with domestic and international testing standards.

5. What industries is this product suitable for?

Automotive, motorcycle, construction machinery, industrial equipment manufacturers, R&D laboratories, and third-party inspection agencies.

6. What types of this product are available?

The tester can be customized for different maximum loads, stroke ranges, and test speeds to accommodate various shock absorber sizes and applications.