The utility model discloses a portable carpopodium biomechanics characteristic testing arrangement, including tree fruit fixture, tree fruit fixture is including fixed fork of mobilizable branch and flexible fruit body holder, the fixed fork operating position of branch is by the sliding -block linkage mechanism drive adjustment of its bottom, flexible fruit body holder is the cavity tube -in -tube structure, be equipped with round circular airbag in the cavity sleeve, the removal or the rotation of flexible fruit body holder are driven by ball screw, the last L shaped plate that is equipped with of ball screw, the L shaped plate passes through spiral shell rasp bar and force sensor and is connected with the flexible if indeed body holder during test carpopodium vertical tensile strength,ball screw's front end passes through shaft coupling and torque sensor and is connected with the flexible if indeed body holder during test carpopodium horizontal twist -off moment. The utility modeldiscloses utilize ball screw transmitting movement, have the survey function of vertical tensile strength of carpopodium and horizontal twist -off moment concurrently, utilize data detection system implementation data determination, demonstration, storage, satisfy the requirement of open -air carpopodium biomechanics characteristic survey.