Processing method of plastic thread product

The invention discloses a processing method of a plastic thread product, which comprises the following steps: selecting a thread product which comprises a first connecting piece and a second connecting piece, the first connecting piece is provided with a male thread, and the second connecting piece is provided with a female thread; the first connecting piece and the second connecting piece are connected together, and glue is injected into a gap between the male head thread and the female head thread; after the glue is solidified, the thread product is split; measuring the thickness of the glue to obtain a fit clearance between the male thread and the female thread; and the mold size is corrected based on the fit clearance, and a new thread product is machined according to the corrected mold. According to the method, fit clearance data of the male thread and the female thread can be obtained through the glue, effective data support is provided for mold correction, and a mold with high precision can be develope