Weighable forcible concrete mixer for laboratory

The utility model relates to a laboratory forced concrete mixer capable of weighing. The stirrer comprises a driving device for driving and controlling the stirrer to work, the driving device is connected with a power supply, the driving device is connected with one end of a stirring shaft through a telescopic rod piece, and when the telescopic rod piece retracts, the telescopic rod piece is separated from the stirring shaft; lifting devices are arranged on the two sides of the stirring box, the stirring box is integrally lifted and descended, the lifting devices and the stirring box are supported through a steel frame, an electronic weighing device is arranged below the stirring box, and when the stirring box descends to the lowest position, the stirring box makes contact with the electronic weighing device for weighing; and a cover plate is arranged above the stirring box. The concrete mixer is simple and convenient to operate, capable of ascending and descending, convenient to discharge, high in automation