Combined heat treatment tray tool for gas furnace

The utility model relates to a combined heat treatment tray tool for a gas furnace. The combined heat treatment tray tool comprises a tray, mounting holes and lightening holes, the mounting holes and the lightening holes are formed in the trays, and the multiple trays are detachably connected through the mounting holes. The lightening holes formed in the top face correspond to the lightening holes in the bottom face in a one-to-one mode and penetrate through the tray. According to the combined heat treatment tray tool for the gas furnace, a plurality of trays can be connected according to actual requirements, so that heat treatment tools with different sizes are obtained; in the heat treatment process, when the tray is subjected to high temperature, due to the fact that the tray is connected through the mounting holes, the tray is not prone to deformation at the high temperature. The combined heat treatment tray tool for the gas furnace is standard in specification, wide in application and capable of being ap