机床主要特点(Main Characteristics)
◆ 机床采用砂轮架固定、导轮架移动布局；
◆ 砂轮为悬臂式结构，砂轮主轴采用多片式长轴瓦动压油膜轴承；
◆ 导轮为悬臂式结构，导轮主轴前端采用整体1：30锥体滑动轴承，后端采用高精度滚动轴承；
◆ 导轮架进给导轨采用燕尾形滚针导轨，进给用差动丝杆；
◆ 导轮架调速采用交流变频调速；
◆ 机床配备切入机构；
◆ 托架安装面采用T型槽定位。
◆ The layout of the machine is thst its grinding wheethead is fixed and regulating wheelhead is movable.
◆ The grinding wheel spindle is designed in cantilever structure and supported on multiple long-secment hydrodynamic oil-film bearing.
◆ The regulating wheel spindle is also designed in cantilever structure and supported on conlcal sliding bearing with 1:30 taper in the front and rolling bearing on the back.
◆ The regulating wheel feed slide is supported on dovetail needle roller guideway and a differential leadscrew is used for performing feed motion.
◆ AC frequency converter is used ofr changing the regulating wheel speed infinitely.
◆ The machine is equipped with the plunge-cut mechanism.
◆ The mounting surface of the workrest is located with T-slot.
主要用途及适用范围(Main Appllcatlon)
主要用来对各种圈类、轴类零件的圆柱面进行通磨。对各种阶梯、锥形和圆形旋转面进行半自动切入磨削。
The machine is mainly used for through-feed grinding of cylindrical surface of ring-and shat-type parts,as well as for plunge-cut grinding of various stepped,conical and cylindrical surfaces semi-automatically.
地基安装图
| 磨削精度 | |
| 圆度 Roundness | 0.002mm |
| 圆柱度 Cylindricity | 0.003mm |
主要规格与参数
| 磨削直径 ( 备注：采用特殊托架最小工件直径为0.6mm ) | 通磨 For throughfeed grinding | 切入磨 For infeed grinding |
| Φ2-Φ40 | Φ7-Φ40 | |
| 最大磨削长度 Maximum grinding length with standard work rest | 通磨 For through feed grinding | 切入磨 For infeed grinding |
| 140mm | 120mm | |
| 磨削轮规格 Grinding wheel spadifications | PSA350x125x127mm | |
| 导轮规格 Regulating wheel specifications | PSA250x125x75mm | |
| 磨削轮转速 Grinding wheel speed | 1870r/rain | |
| 导轮转速 Reguiating wheel speed | 10-180r/min.(stepless) | |
| 导轮回转角度 垂直面内 Swivellng angle of regulating wheel ln vertical plane | -2°～+4° | |
| 水平面内 In horizonfal plane | 0°～+3° | |
| 进给手轮每格进给量 Feed amount per division of the feed handwheel | 0.002mm | |
| 修整器每格进给量 Feed amount per division of the dresser | 0.01mm | |
| 砂轮中心连线至托架底面距离 Helght of the centerlines of two wheels to the bottom of workrest | 190mm | |
| 砂轮中心连线至地面距离 Height of the centerlines of two wheels to the floor | 985mm | |
| 机床电机总功率 Power of motors | 9kw | |
| 磨削轮电机总功率 Grinding wheel motor | 7.5kw | |
| 机床使用电源 Power supply | 3N-50Hz 380V | |
| 机床外形尺寸(长X宽X高) Overall dimensions(Lx Wx H) | 1550x1300x1400mm | |
| 机床重量 Machine weight(Approx.) | 2000kg | |