数控磨齿机系列CNC gear grinding machine series
GD7125、GD7432型数控磨齿机是在机械式Y7125、Y7432磨齿机的基础上经数控化改造而成的全新CNC数控加工机床，主要应用与磨削直齿和螺旋齿的插齿刀、剃齿刀以及标准齿轮的渐开线齿面。该机床配备我公司专业的计算软件，实现了工件的全自动磨削加工，提高了加工效率及加工精度。本机床主要用户对象是汽车、拖拉机、航空、机床以及工具制造等工业部门。机床可稳定加工相当于ISO1328规定的3级齿轮的渐开线齿面。
GD7125, GD7432 type CNC gear grinding machine is on the basis of Y7125, Y7432 type mechanical gear grinding machine to transformate a new CNC numerical control machine tool, mainly used to grinding straight teeth and helical teeth of the gear shaper cutter, shaving cutter and the standard involute tooth surface of gear. The equip is with specialized in machine tool software our company (Xi’an Gongda Precision Machine Co., Ltd.), it realized the automatic grinding work-piece, improves the machining efficiency and machining accuracy. The machine is main using object such as car, tractor, aviation, machine tools, tool manufacturing and other industrial sectors. Machine can be stable processing with ISO1328 rules of grade 3 of Involute gear tooth surface.
机床特点: machine features
开放式数控系统，操作界面简洁，输入参数简便，操控性好；
Open type CNC system, the operation interface simple, easy input parameters, good operating.
CNC全闭环控制，高效率、高精度；
CNC full closed loop control, high efficiency and high precision.
数控展成、数控分度，*取消了原机床上的头架主轴变速箱、分度机构及渐开线凸轮；
NC generative, NC indexing, completely cancelled head frame spindle transmission, the dividing mechanism and involute CAM from the mechanical type machine.
采用进口交流伺服电机、直驱电机，运动更平稳，定位更准确；
Imported AC servo motor, direct drive motor, movement is more stable, more accurate positioning.
采用进口高精度光栅尺为基准元件，有效提高磨削精度；
Imported high precision linear scale as a benchmark components, effectively improve the grinding accuracy.
配备X3型在线砂轮修整机，实现中凸、中凹等各种齿廓及齿向的在线自动修形。
Equipped with X3 type Online grinding wheel dresser, it realized that on-line automatic dressing of various tooth profile and tooth helix such as convexity and concave shape and so on。
技术参数 technical parameters
型号(Model) 技术要求（Specifications） | GD7125 | GD7432 |
加工工件外圆直径 Max. outer diameter of machining work-piece | 250mm | 320 mm |
加工工件最小根圆直径 Min. root diameter of machining work-piece | 25 mm | 75 mm |
加工模数范围 Processing module range | 1-8 mm | 2-16 mm |
砂轮直径 Max. outer diameter of Grinding wheel | 400 mm | 800mm |
砂轮最小直径 Min. outer diameter of Grinding wheel | 300 mm | 600mm |
螺旋角 Max. Helix angle | ±45° | ±45° |
加工工件齿宽 Max. tooth width of machining work-piece | 直齿轮50mm | 直齿轮100mm |
加工齿数 Numbers of teeth Processing | 任意 | 任意 |
头架旋转轴电机 Power of Head rotation axis motor | 2920W | 2920W |
数控轴数 Numbers of CNC spindle | 5轴 | 5轴 |
数控编程方式 Mode of CNC programming | 自动编程 Automatic programming | 自动编程 Automatic programming |
X3型在线砂轮修整器The X3 type online grinding wheel dresser
X3型在线砂轮修整器，主要用于Y7125、Y7432等磨齿机的改造，以代替机床上原有的机械式砂轮修整器。使机床实现对修形剃齿刀、插齿刀和高精度修形齿轮的精密磨削，可实现齿廓和齿向修形。
X3 type online grinding wheel dresser, mainly applied to transformation of the Y7125, Y7432 type of gear grinding machine, instead of the the original mechanical grinding wheel dresser. Make the machine tool to realized precision grinding of gear shaving cutter, gear shaper cutter, and high precision gear with correction of the flank shape, hence it can be realized modification on tooth profile and tooth helix.
技术特点：Technical characteristic
采用进口滚动导轨、步进电机驱动，实现砂轮的精密修形
Imported rolling guide, stepper motor drive, for wheel can be in precision dressing.
基于WINDOWS系统下的砂轮截形计算软件，界面友好，易于操作
Software calculate of Grinding wheel cross-sectional shape, based on WINDOWS system, a friendly interface, easy to operate.
可通过输入齿轮（刀具）的轮廓、齿向修形参数实现自动编程
Input tooth dressing parameters of gear (cutter tool), realize automatic programming.
可用语言和图形实现手动编程
Available implementation manual programming with written language and graphics
技术参数Technical parameters
行程 Max. stroke | X轴 X axis | 25mm |
Y轴 Y axis | 2.5mm | |
脉冲当量 Pulse equivalent | X轴 X axis | 0.002mm |
Y轴 Y axis | 0.001mm | |
进给速度 Feed speed | 3 mm/s | |
重复精度 Repeatability | 0.003mm | |
