High-precision split-flow core splicing structure

The shunt high-precision splicing structure comprises a rear block, a first concave pit is formed in the junction of the top face of the rear block and the side vertical face of the rear block; a second concave pit is formed in the junction of the top surface and the side vertical surface of the front block, and the first concave pit and the second concave pit are mutually spliced to form a rectangular concave pit; the splitter comprises an upper circular truncated cone, the root of the upper circular truncated cone is integrally connected with a rounded rectangular plate, and the rounded rectangular plate is assembled with the rectangular pit; the side vertical face of the inner wall of the first pit is provided with a side groove, and the rounded rectangular plate is provided with a side protruding strip assembled with the side groove. The rear block and the front block are respectively provided with three protruding blocks and three notches which are in butt joint with each other, and the three protruding