我用的V5模型因为倾斜30°，料盘会碰到盒子，增加耐磨板后，不会摩擦盒子，减小摩擦。

将模型打印后插入一段铁氟龙管即可。

Because the V5 model I used is inclined by 30, the tray will touch the box. After adding the wear plate, it will not rub the box and reduce the friction.

Print the model and insert a section of Teflon tube.