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Torque Durability Test on Drive Shaft Components |
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Driveshaft components including axles and CV joints are subject to rigorous loading conditions in passenger cars and trucks. These components consist often of metallic and elastomeric components. It is important to test these components in fatigue and durability. Zwick offers a complete line of torsion and rotary test machines called Torsionline designed for these applications with a torque range of 200 to 6000 Nm. testControl and testXpert® software are used to control and to obtain and analyze test results from these systems. |
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Multi-axial Deformation Test on Tires |
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We have developed an advanced test system used to measure side stability of vehicle tires with different wheel and tire pressure combinations. This system allows OEM manufacturers to properly select supplier’s tires-wheel combinations, and tire suppliers to evaluate tire side stability under static-loading conditions. The unique Zwick load measurement platform allows axial and side loads to be accurately measured while the testControl controls the vertical, horizontal axes and tire air pressure. |
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Durability Test on Foam for Seats |
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A universal electromechanical actuator integrated into a wide load frame is used to determine the compressibility properties of foam used in cars seats and interiors. testXpert® is used to quickly configure the cyclical test and monitor its progression with “at a glance“ test results. There are many other possible applications for this actuator. |
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Fatigue Testing of Bolted Joints |
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Loaded bolts and fasteners play a vital role in the aerospace and automobile industries, and even in automotive racing applications. The Zwick Vibrophore provides a cost-effective method for performing dynamic tests.The fasteners are tested at various loads to determine a “S-N” curve or endurance limit. The high testing frequencies shorten overall testing durations and therefore allow important quality or development projects to be supported in an efficient manner. For example, the test duration for 2 million load cycles and a testing frequency of 120 Hz is less than 5 hours. |
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Static Testing of Passenger Seat |
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Zwick has developed testing solutions for testing the seats of passenger cars. The systems are designed to determine the quality and durability of the fabricated seat. The system shown is used to test the sensor mat in the seat for proper airbag settings. It has a specimen loading carriage and a position-adjustable load cell to determine the required load to active the embedded sensor. |
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