Cutting tool with preloaded springs and assembling method thereof

The invention discloses a cutting tool with preloaded springs and an assembling method thereof. The cutting tool comprises a tool body, wherein tool grooves are formed in the tool body, threaded through holes are formed between the outer edge of the tool body and the tool grooves, locking screws are...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YANG HONGCHENG, YUE MINGQIANG, LI GUOSHENG, WANG YAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a cutting tool with preloaded springs and an assembling method thereof. The cutting tool comprises a tool body, wherein tool grooves are formed in the tool body, threaded through holes are formed between the outer edge of the tool body and the tool grooves, locking screws are arranged in the threaded through holes, pressing blocks are arranged between the locking screws and blades, a spring groove is formed in the inner side face of each pressing block, the preloaded springs are arranged in the spring grooves, the preloaded springs are each provided with a pressure applying portion which makes contact with the pressed face of a blade in the inserting and withdrawing directions in a smooth transition mode, and in a preloaded state, the pressure applying portions of the preloaded springs are higher than the inner side faces of the pressing blocks and are in contact with the pressed surface of the blade. According to the cutting tool, when the tool is assembled, the blade can enter a prel