湖南宇环立式双面研磨抛光机YHM77110技术特点：Technical characteristic：
1.本机床采用龙门结构，稳定性好、刚性强；
2.机床zui大压力为1500kg，双油缸加压，电液比例阀精确控制压力；
3.上托盘采用304不锈钢，耐腐蚀性强；
4.下上盘内置冷却加热结构，盘面温度可控；
5.太阳轮、内齿圈、下/上盘各轴转速能单独调整，且整体速度能匹配；
6.设备尺寸紧凑，节省空间。
1.It uses Gantry structure, with good stability and strong rigidity.
2.Maximum pressure is 1500 kg, with double oil cylinder, precisely control of pressure by electro-hydraulic proportional valve.
3.Upper tray adopts 304 stainless steel, strong corrosion resistance.
4.Both the upper and lower plates are equipped with cooling-heating structure, The surface temperature is controllable.
5.The speed of the sun gear, inner gear ring, the upper and lower plates can be adjusted independently, and the overall speed can match each other.
6.The machine is compact in size, space saving.
湖南宇环立式双面研磨抛光机YHM77110技术参数：Technical specification
| 项目Item | 单位 | 参数Spec. |
| 上研磨盘尺寸（外径×内径×厚度）Size of upper plate(OD*ID*T) | mm | φ1070×φ495×φ45 |
| 下研磨盘尺寸（外径×内径×厚度）Size of lower plate(OD*ID*T) | mm | φ1070×φ495×φ45 |
| 修正轮尺寸（4个）Size of dressing wheel(4 pcs) |
| 厚度δ=20（金刚石修正轮25） Thickness=δ=20(diamond modify wheel=δ=25) |
| 柱销齿Pin gear |
| 外径Φ327.5mm 齿数64 outer diameter φ327.5mm ，Z=64 |
| 7个游星轮 planet wheel（7 pcs） |
| 厚度按加工工件确定 thickness size according to the thickness of workpiece. |
| 加工件zui小厚度 Min. thickness of workpiece | mm | 0.6 |
| 加工件zui大尺寸Max size of work piece | mm | φ280（矩形件对角280mm） φ280 (diagonal) |
| 被加工件精度 The precision of processed piece | mm | 单件平面度及平行度0.006mm内，整盘工件厚度尺寸精度0.008mm以内（试验工件尺寸φ50mm） The precision of processed piece: single flatness and parallelism is within 0.006mm, whole workpiece is within 0.008mm. (workpiece with dia 50mm) |
| 被加工件加工表面粗糙度 The roughness of work piece surface |
| 不大于Ra0.15μm,抛光件Ra0.125μm no larger than Ra0.15 m, polishing workpiece no larger than Ra0.125 m. |
| 上、下研磨盘平面度Flatness of upper and lower lapping plate |
| 0.035 |
| 下研磨盘跳动Vibration of lower lapping plate |
| 0.03 |
| 下研磨（抛光）盘转速The lower grinding disc speed |
| 10-80转/分（无级调速） 10-80rpm(stepless regulation) |
| 上盘转速 The upper grinding disc speed |
| 8-50转/分（无级调速）8-50rpm(stepless) |
| 太阳轮转速The sun wheel speed |
| 5-35转/分（无级调速） 5-35rpm(stepless) |
| 齿圈转速Gear speed |
| 3-35r/min（无级调速）3-35rpm(stepless) |
| lower plate The motor of |
| 15Kw,额定转速1440rpm15Kw, rated speed 1440 rpm |
| 上盘电机The motor of upper plate |
| 11Kw,额定转速1440rpm 11Kw, rated speed 1440rpm |
| 太阳轮、内齿圈用电机 The motor of sun wheel and inner gear |
| 3Kw, 额定转速1430rpm 3Kw, rated speed 1430rpm |
| 外型尺寸(约:长×宽×高) Overall dimension (L*W*H) | mm | 2500×2000×3000 |
| 设备质量Total weight | kg | 9000 |
YHM77110主要用途：Main purposes:
该机用于阀片、磨擦片、油泵叶片等金属零件，以及蓝宝石等非金属硬脆性材料制作的薄片零件的双面研磨和抛光。
This equipment is mainly used for grinding and polishing both sides of the parallel surface of thin metal and hard brittle nonmetal parts, such as valve plate, friction plate, oil pump blades and sapphire etc.
