Automatic weighing device and method for garbage truck

The invention relates to an automatic weighing device and method for a garbage truck. According to the weighing device, a multifunctional weighing instrument analyzes and processes weighing data transmitted by a weighing sensor, garbage weight data, the garbage truck operation position, the track, the speed and other data of the garbage truck are uploaded to a garbage weighing management cloud platform through a positioning module and a communication module in the garbage truck, so that digital and network-based management of the garbage truck is realized, and all data of garbage collection, transportation, processing and the like are mastered, government related management departments can conveniently apply governments, the town environment is optimized, and the happiness index of the life of town residents is improved. In the aspect of the weighing method, according to the weighing rule of the garbage truck, when a normal weighing curve is met in the process that the weighing sensor dynamically collects the