The invention relates to agriculture, in particular to devices for capturing and weighing the animals in vetsanobrabotke. To improve reliability of operation while reducing the time and the reduction of manual labor costs in animal fixing device for fixing and animal weighing at vetsanobrabotke includes a housing with a rectangular base and struts on which are installed the side rails and end walls, wherein the side rails and end walls formed as autonomously opening the door leaves, while one of the end walls comprises two actuating flaps mounted for movement along boxe mended base wall towards each other, the second end wall is designed as a drive flaps mounted for movement along a short wall outside the housing, the side rails consist of two hinged on the rack parts, one of which is in the form of a hinged flap formed at the height of the housing, and the other member lower portion formed with a slotted window blinds on the upper contour, and the upper part formed lattice, the lower and the upper portion of one side with fixed fences and fixing the movable within the housing, wherein the upper part is provided with a window leaf, and all are provided with hinged flaps constipation. The technical problem is solved in that the device for fixing and animal weighing at vetsanobrabotke includes a housing with a rectangular base and struts on which the side rails are installed and the end walls, wherein it further comprises a weighing platform disposed in the housing base, side rails and end walls formed as autonomously opening the door leaves, while one of the end walls comprises two actuating flaps mounted for movement along the short walls and base toward each other, the second end wall is designed as a drive flaps mounted for movement along a short wall outside the housing, the side rails consist of two hinged on the rack parts, one of which is in the form of a hinged flap formed at the height of the housing, and another member of the lower part, formed with a slit