·磨頭電機由內(nèi)置結(jié)構(gòu)改為外置結(jié)構(gòu),橫向熱變形小,故障率小,維修方便。
·采用外置液壓油站,可避免床身內(nèi)油溫過高導致床身熱變形。
·砂輪主軸前端采用內(nèi)柱外錐形滑動軸承,使用壽命長,結(jié)構(gòu)剛性好,精度高,磨削工件粗糙度低。
主要技術(shù)參數(shù) Main Specifications | 單位 unit | M7140 M7140W | M7140x16 M7140x16W | M7140x20 M7140x20W | |
工作臺面尺寸(寬×長) Size of working table (W×L) | mm | 400x1000 | 400x1600 | 400x2000 | |
磨削尺寸(寬×長×高) Max.size of workpiece to be ground (W×L×H) | mm | 400x1000x400 | 400x1600x400 | 400x2000x400 | |
工作臺縱向移動量(液動) Table Longitudinal travel (Hydraulic) | mm | 200-1100 | 200-1700 | 200-2100 | |
工作臺負載量(含電磁吸盤) Max.Allowable weight of workpiece (Including electromagnetic chuck) | kg | 624 | 1000 | 1248 | |
磨頭橫向移動量(手動及液動) Max.Travel of wheel-head cross(manual or hydraulic) | mm | 430 | |||
砂輪尺寸(外徑×寬度×內(nèi)徑) Grinding wheel size (O.D×W×I.D) | mm | Φ400 x 50 x Φ203 | |||
電氣設(shè)備總?cè)萘? Electrical equipment total capacity | kVA | 12 | 14 | 20 | |
磨頭電機 | 功率 Grinding wheel motor power 轉(zhuǎn)速 Rotational speed | kW r/min | 7.5 1440 | ||
加工工件等厚度 Working surface to base level parallelism | mm | 300:0.005 | |||
工件表面粗糙度 Surface roughness | µm | Ra0.63 | |||
機床外形尺寸(長×寬×高) Overall dimensions (L×W×H) | mm | 3200x1736x2280 | 4300x1736x2280 | 6610x1874(min)x2280 | |
包裝箱外形尺寸(長×寬×高) Packing dimensions (L×W×H) | cm | 360x191x262 | 453x215x262 | 513x203x276 | |
凈重 N.W | kg | 約4500 | 約5400 | 約7000 |