Stable and firm casting T-shaped workbench

The utility model discloses a stable and firm casting T-shaped workbench, which relates to the technical field of workbenches, and comprises a base and a positioning seat, the top of the base is provided with a workbench, the workbench is movably sleeved with a fixed disc, and the outside of the workbench is provided with a T-shaped groove for assisting the fixed disc to slide. According to the stable and firm casting T-shaped working table, through cooperative use of the working table, the T-shaped groove, the positioning opening and the fixing hole, the positioning opening and the fixing hole used for assisting fixation are formed in the exterior of the connecting hole of the stable and firm casting T-shaped working table, and the fixing disc stops after sliding to the designated connecting hole in the T-shaped groove; according to the T-shaped casting workbench, accurate positioning is conducted through the positioning openings, then the fixing disc is fixed through the auxiliary bolts and the fixing holes