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规格及主要技术参数 Main Specifications
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项目
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Item
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MA1420A
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MA1420A/750
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磨削直径范围
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Grinding diameters
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8～200 mm
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8～200 mm
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磨削孔径范围
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Gringing bores
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13～80 mm
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13～80 mm
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最大磨削长度
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Max grinding length
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500 mm
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750 mm
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最大磨削深度
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Max grinding depth
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125 mm
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125 mm
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工作台最大移动量
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Max travel of table
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600 mm
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800 mm
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液压移动速度
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Hydraulic traverse speeds
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0.1～4 m/min
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0.1～4 m/min
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工作台转动范围
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Swivel range of the table
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-5°～+9°
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-3°～+9°
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砂轮最大线速度
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Max peripheral speed of grinding wheel
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35 m/s
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35 m/s
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最大砂轮直径
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Max grinding wheel diameter
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300 mm
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300 mm
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头架主轴转速
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Speeds of headstock spindle
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60,85,230 rpm
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120,170,460 rpm
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电机总容量
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Coolant pump drive motor
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4.24 kw
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4.24 kw
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机床外形尺寸（长X宽X高）
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Overall dimensions (LxWxH)
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2000X1420X1600 mm
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2700X1420X1600 mm
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机床重量
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Weight of machine
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2100 kg
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2600 kg
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工作精度 Working Accuracy
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项目
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Item
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MA1420A
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MA1420A/750
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外圆圆度
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Ex Ternal
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0.003 mm
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0.003 mm
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内孔圆度
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In Ternal
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0.005 mm
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0.005 mm
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纵截面直径
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Cylindricity
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0.005 mm
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0.005 mm
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外圆粗糙度
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Ex Surface
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Ra≤0.32 mm
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Ra≤0.32 mm
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内孔粗糙度
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In Surface
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Ra≤0.63 mm
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Ra≤0.63 mm
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Main Accessories主要附件
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1
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冷却液箱 Coolant tank
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1 set
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2
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开式中心架 Open center rest
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1 set
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3
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砂轮修整器 Grinding wheel dresser
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1 set
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4
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砂轮夹板 Grinding wheel clamp
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2 sets
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5
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砂轮平衡器 Grinding wheel balancer
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1 pc
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6
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合金顶尖 Carbide-tipped center
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2 pcs
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7
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半缺顶尖 Half center
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2 pcs
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8
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桥板 Bridge plate
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1 pc
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9
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夹头 Chuck
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1 set
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10
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双头扳手 Double end werch
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6 pcs
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11
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内六角扳手 Socket head screw wrench
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5 pcs
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12
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六角套筒扳手 Hexagon socket wrench
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1 pc
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13
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三角胶带 Vblet
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2 pcs
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14
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支点底座 Support iron
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3 pcs
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15
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松卸螺帽 Dismountingnut
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1 pc
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16
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三爪卡盘 Three jaw chuck
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1 set
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17
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闭式中心架 Closed center rest
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1 set
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18
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内磨接长轴 Grinding wheel arbors for internal grinding
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4 sets
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19
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多楔带 V-ribbed belt
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2 pcs
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20
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平皮带 Flat belts
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2 pcs
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21
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内磨遮板 Splash guard for internal grinding
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1 set
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22
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其他附件 Other accessories
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