磨輪軸采用同軸雙磨輪設計，上下磨輪4個交叉輪結構，靜態對刀，磨輪磨邊時不撞壞玻璃，確保不漏磨。3-12毫米玻璃無需調整。

The grinding wheel shaft adopts a coaxial double grinding wheel design, with four intersecting wheel structures for the upper and lower grinding wheels. It is statically aligned to prevent glass damage during edge grinding, ensuring no missed grinding. 3-12mm glass does not require adjustment.