Temporary fixing device for door and window installation

The utility model discloses a temporary fixing device for door and window installation, which comprises a bottom plate, a welding frame, a fixing device and a fixing device, wherein the top of the bottom plate is provided with a welding frame capable of vertically ascending and descending and transversely and horizontally moving; and the fixing main body is used for clamping the door and window frame and is welded and installed on the side face of the welding frame, and the fixing main body comprises a middle vertical box and two side edge vertical boxes. According to the temporary fixing device for door and window installation, abutting plates on the two sides abut against, clamp and fix the two sides of the interior of a door and window, then the vertical height of the door and window is adjusted through extension of a vertical electric telescopic rod, and the transverse position of the door and window is adjusted through extension of a transverse electric telescopic rod; the door and window is conveyed int