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Microcomputer-controlled automobile air spring tension and compression testing machine

The air spring tension and compression tester is a high-performance comprehensive test platform specially designed for the air spring (airbag), the core component of automobile suspension system. It integrates advanced microcomputer control, servo loading and precise air pressure adjustment technology, and can accurately simulate and evaluate the mechanical properties of air springs under various working conditions. It is the key equipment to ensure product development, quality control and reliability verification.

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lilingshiyanji@163.com

Introduction

Parameters

Parameter Category	Parameter	Specification
Loading Capacity	Maximum Test Force	50 kN (Customizable upon demand)
	Test Force Measurement Range	0.4% ~ 100% of Full Scale (F.S.)
	Test Force Indication Accuracy	≤ ±0.5% (Better than Grade 1)
Displacement & Motion	Displacement Measurement Range	0 ~ 500 mm (Customizable)
	Displacement Indication Accuracy	≤ ±0.5%
	Actuator Maximum Stroke	±250 mm (Or as required)
	Static Loading Speed	0.001 ~ 500 mm/min, continuously adjustable
	Dynamic Test Frequency	0.01 ~ 20 Hz (Or higher, depending on configuration)
Control & Structure	Control Mode	Force, Displacement, Strain full digital closed-loop control, supports smooth switching.
	Main Frame Configuration	Double-column or Four-column type. Upper crossbeam is electrically adjustable to modify test space. Precision actuator is bottom-mounted.
Fixtures & Auxiliary Systems	Dedicated Fixtures	Equipped with vehicle-mimicking mounting plates (upper platen, lower tray) on both ends to realistically simulate the installation state of the air spring on the vehicle (e.g., connection interfaces to axle and body).
	Inflation System	Integrated precision air pressure regulation and measurement unit. Range typically 0-1.2 MPa, Accuracy ±0.5% F.S. Used for precise inflation/deflation and real-time pressure monitoring of the airbag during testing.
Data Acquisition & Software	Measurement Channels	At least 3 channels (Force, Displacement, Pressure) for synchronous high-speed acquisition.
	Control System	Industrial PC-based full digital servo controller.
	Software System	Dedicated air spring testing software, with Chinese/English interface.
Power Supply	Power Requirements	3-Phase, 380V AC ±10%, 50Hz, Approx. 5-10 kW.