Financial on December 30, 2023 message, according to announcement of bureau of national intellectual property, inc. of tool of diamond of heart of Beijing fertile Er applies for the name is " one kind inside horn of Kong Ji instead kind milling cutter of long knife whorl " , make public date CN117300279A, application date is in September 2023.
Patent summary shows, this application involves the field that exceeds hard cutting, involve a kind especially inside aperture and instead horn kind milling cutter of long knife whorl, include matrix, what narrate matrix to be main body of milling cutter cutting tool, what narrate matrix to include a power and handle head; Knife head, what narrate knife head to secure installation to be far from Suo Shubing in Suo Shubing head one aspect of the matter, the setting of one aspect of the matter that narrates knife head to be far from place to narrate matrix has blade of one or more thread machining and blade of one or more treatment pouring wine cup; Among them, the dimension that narrates handle head is less than Suo Shubing, suo Shubing head and Suo Shubing join the dimension of place from stand by Suo Shubing to be far from Suo Shubing one aspect of the matter is chased decrescent small, suo Shubing head is in a setting to have combinative place, what narrate knife head to secure installation to state combinative position point in place, what narrate the knife head that knife head makes for PCD material. This application has the effect of the suitable scope that increases cutting tool and service life.
The article is come from financial