voron v0 knife

A knife for voron 0.2.This is the first generation version, and due to limited internal space, the X-axis needs to lose 10mm of travel. In future versions, I will try to modify this issueThe specifications of the knife are as follows need 1 or 2 springsThe collision location is marked as shown in the diagramYou need 2 6mm steel columns as auxiliary devices for consumable sensors