2 results about "Impact time" patented technology

The application discloses an industrial vehicle vertical reduction gearbox impact test device, which comprises a main frame, a mounting assembly, a plurality of roadblocks, a roller, a roller driving part, a load lifting assembly and a detection assembly, wherein the mounting assembly comprises a fixed part and a movable part, the fixed part is installed on the main frame, the movable part is in sliding connection with the fixed part, and a sample to be measured is installed on the movable part; the roadblocks are detachably installed on the peripheral part of the roller; the roller driving part is used for driving the roller to rotate; the load lifting assembly is used for providing a load for the movable part, so that the sample to be measured is pressed on the roller, and the wheel of the sample to be measured rotates along with the roller; the detection assembly is used for acquiring the impact times, impact force values and acceleration values of the sample to be measured; and a controller is used for acquiring the detection information of the detection assembly and controlling the action of the roller driving part. The industrial vehicle vertical reduction gearbox impact test device has better accuracy, reliability and safety, and can better verify the structure and service life of the reduction gearbox.

An impact tool includes a first cover mounted at an end of a first housing facing away from an output mechanism, where a first bearing seat is formed on or connected to the inner side surface of the first cover; a display mechanism including a human-computer interaction assembly and a retaining assembly, where the retaining assembly is used for supporting the human-computer interaction assembly, the retaining assembly is disposed on the outer side of the first cover, the human-computer interaction assembly sets and displays an operation parameter, and the operation parameter includes the rotational speed of a motor and an impact time parameter; and a control mechanism driving the motor according to the set operation parameter so that an output shaft outputs the preset tightening torque.