鋁門窗數控雙頭切割鋸用于鋁門窗及幕墻型材的切割。 進給系統采用進口直線導軌副，精度高、壽命長。氣液阻尼缸保證鋸片進給均勻，運動平穩。 活動機頭移動采用大導程滾珠絲杠運動形式，傳動精度高，定位準確，工作平穩。采用數控技術可完成不同規格尺寸的型材自動下料，兩鋸片可自動轉換角度，實現 22.5 °、45 °、90 °型材的角度切割。 LJZ2S-500X4200 Numerical Control Double Precision Mitre Saw is used for cutting profiles of alu-door-window and curtain wall. Feeding system adopts imported linear guide rail pair, hi-precision and long life. Air-liquid damping cylinder assures blade feeding is even and running is stable. Adjustable head moving adopts steep-lead ballscrew sports type,hi-precision transmission, accurate locating and stable running. Adopt numerical control technology to accomplish different size profiles cutting automatically, two blades can change angle automatically to achieve 22.5 °、 45 °、 90 ° profiles cutting. 輸入電源 Power supply 380V 50Hz 工作氣壓 Air pressure 0.5 ～ 0.8 （ Mpa ） 耗氣量 Air consumption 150L /min 輸入功率 Input power 5.5kw 鋸切范圍 Cutting range 400 ～ 4200 （ mm ） 鋸切高度 Cutting height 300mm 鋸切寬度 Cutting width 135mm 轉速 Ratational speed 2800r/min 進給速度 Feeding speed 0 -3m /min 重復定位精度 Repeated locating precision ± 0.15mm