Motor cover two four-door vehicle durability test bed real simple: 1 The device standard GB15086-2006 "performance requirements and test methods for automotive locks and door retention components of", GB15743-1995 "car side door strength", QC / T636- 2005 "car electric glass lifter" 2 The test stand is suitable for all types of cars, SUV, MPV and vans and other vehicles were side door, front cover, back cover hinges, stoppers, door locks, fuel tank cover, door seals such as assembly and durability test overall performance. Through institutional experiment, check the car door and front, rear and functional quality components, such as fasteners and three from the test stand above the ambient temperature can be divided into: normal temperature and high temperature endurance test station endurance test rig (-40 ℃ ~ 85 ℃) 4 test objects: left front of the vehicle or body in white, right front door, left rear door, right rear door, bonnet, boot lid or rear door (the four-door two covers), filler cap and sliding doors .