In this paper , the principle and implement of system were expatiated , including the following modules : system scheme , roll forging process , process modeling , process database , process drawing , print and output of process file , process management and so on 文章详细介绍了系统各大模块的设计思想和实现过程，具体内容包括：系统总体方案设计、前轴辊锻工艺设计、前轴capp工艺建模、工艺数据库设计、工序图设计、工艺打印输出和工艺管理等。
Abstract : in this paper , the kinematically admissible velocity fields are established by using the metal flow patterns based on the experiments , and the configuration dimensions of billet and the curves of load - stroke in precision forging process for spur gear from solid billet are simulated on computer by upper bound method . the results acquired in the simulation are in good agreement with those obtained in the experiments 文摘:本文利用有实验根据的变形流动模式建立动可容速度场，利用上限法模拟用实心坯料精锻直齿圆柱齿轮时坯料的外形尺寸变化和力?行程曲线，所得结果与实验测定值很一致，可供冲挤精锻工艺设计参考。
In this paper , the cold die forging technology of the counter gear was analysed , the cold die forging was designed , the blank dimensions and the figure were calculated and choosed , the allowable deformation degree was checked , the equipment for the deformation was selected , the blank treatments before the cold die forging were draw up and the die structure of the cold die forging was designed 分析了计数器齿轮的冷模锻工艺，设计了冷模锻件图，计算及选用了毛坯尺寸及形状，验算了许可变形程度，选择了变形用的设备，拟制了冷模锻前的毛坯处理及设计了冷模锻模具结构。
In this paper , 130mm diameter hot - rolled bars ( 3 transus temperature is 798 c ) were used in experiments . the superplastic property of ti - 1023 alloy was studied systematically by the experiments of tensile and compression . the preparation method of fine - crystalline structure and the processing parameters of superplastic forging are optimized 本文以130mm热轧棒材为原材料，通过超塑性拉伸和超塑性压缩试验，对ti - 1023合金的超塑性进行系统研究，研究坯料细晶组织制备方法，优化超塑成形工艺参数，为高筋薄腹板复杂形状ti - 1023合金锻件超塑性等温模锻工艺的制定提供试验依据。
Abstract : in this paper , the cold die forging technology of the counter gear was analysed , the cold die forging was designed , the blank dimensions and the figure were calculated and choosed , the allowable deformation degree was checked , the equipment for the deformation was selected , the blank treatments before the cold die forging were draw up and the die structure of the cold die forging was designed 文摘:分析了计数器齿轮的冷模锻工艺，设计了冷模锻件图，计算及选用了毛坯尺寸及形状，验算了许可变形程度，选择了变形用的设备，拟制了冷模锻前的毛坯处理及设计了冷模锻模具结构。
