Writing gesture shaping instrument and control method thereof

The invention relates to the technical field of writing teaching auxiliary devices, in particular to a writing gesture shaping instrument which comprises a bottom plate, a detection feedback assembly, a palm center supporting body and a flexible body, the top of the flexible body extends backwards to form a connecting body, and a wrist strap part is arranged at the rear end of the connecting body; the detection feedback assembly comprises a power supply device, a reminding device, a control panel, a displacement sensor and a photoelectric sensor. The power supply device, the reminding device, the displacement sensor and the photoelectric sensor are electrically connected with the control panel. According to the control method, the problems that a writer is inattention in the writing process, has no standard writing posture and is lazy, greedy, slow in writing and the like can be effectively recognized, the flexible body is made of soft rubber materials such as foam, PU cotton, memory foam or silica gel, and c