The invention relates to the technical field of processing Chinese medicinal materials, in particular to a filling device for Chinese medicinal material tablets, which includes an X-axis conveying mechanism, a filling mechanism, a medicine bottle and a bottle cap, and a filling mechanism and a bottle cap are installed above the X-axis conveying mechanism. The Z-axis conveying mechanism, the filling mechanism includes a first support frame, the top of the first support frame is fixed with a tablet tank, the bottom end of the tablet tank is fixed with a solenoid valve, and the Z-axis conveying mechanism includes a second Carrier, the inside of the second carrier is movably connected with a second conveyor belt, and the bottle caps are evenly distributed on the second carrier, and an X-axis driving mechanism is arranged at the right rear of the Z-axis conveying mechanism, and the X-axis The shaft drive mechanism includes a second support frame, the top end of the second support frame is fixed with an X-axis slide table, and the front end of the X-axis slide table is slidably connected with a Y-axis drive mechanism. The present invention adopts an integrated structure of cap screwing and sealing detection, and can perform sealing detection while capping, so as to ensure the storage safety of the tablets.