Automatic test system for force of car back door stay bar

• Main Authors: LIANG ZHENGWEI, SONG KUNJIE
• Format: Patent
• Language: Chinese; English
• Published: 04.05.2018
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention relates to an automatic test system for a force of a car back door stay bar. The automatic test system comprises a test apparatus for testing an electric stay bar and a control apparatusfor controlling the test apparatus, wherein the test apparatus comprises a test framework, the test framework is provided with a fixed block and a movable block, two ends of the electric stay bar arerespectively connected onto the fixed block and the movable block, the test framework is also provided with an air cylinder apparatus for pushing the movable block so as to push the electric stay barto be stretched, and the movable block is provided with a pressure sensor for receiving a moment of force when the air cylinder apparatus works; and the control apparatus comprises a control box witha programmable logic controller inside, and the programmable logic controller is respectively connected with a principal computer, an electric proportional valve and the pressure sensor on the test apparatus by virtue of a sign