Abstract: The invention discloses a sauce gun with replaceable pushing mechanism, including a gun body, a push rod with row teeth, a fixed handle with a cavity, a trigger handle and a pushing mechanism, wherein the pushing mechanism includes a function case detachably installed in the cavity, the external wall of the function case is provided with a first sliding groove, the first sliding groove is internally provided with a first connecting piece driven by the trigger handle, and the function case is internally provided with a front push rod lock rotatably connected to the first connecting piece, a rear push rod lock hinged with the function case through a second connecting piece, and a flexible device driving the front push rod lock and the rear push rod lock to match with the row teeth respectively.

Abstract: The invention discloses a sauce gun with replaceable pushing mechanism, including a gun body, a push rod with row teeth, a fixed handle with a cavity, a trigger handle and a pushing mechanism, wherein the pushing mechanism includes a function case detachably installed in the cavity, the external wall of the function case is provided with a first sliding groove, the first sliding groove is internally provided with a first connecting piece driven by the trigger handle, and the function case is internally provided with a front push rod lock rotatably connected to the first connecting piece, a rear push rod lock hinged with the function case through a second connecting piece, and a flexible device driving the front push rod lock and the rear push rod lock to match with the row teeth respectively.