Effect of the Parameters of New Resistance Wall on Wear Resistance of Crankshaft Finish Forging Die 新型阻力墙结构参数对曲轴终锻模磨损的影响
Research on local upsetting finish forging process of valve blank 气门毛坯局部镦挤终锻成形工艺研究
By analyzing a typical example, this article gives a method of determining the weight of cutting stock during finish forging gear blank. 通过一个典型实例的分析,给出了确定精锻齿坯下料重量的方法。
Production test of HD steel finish hot-forging die for valve stem HD钢在气门热精锻模具的生产应用初步试验
FEM discrimination of the filling ability of finish forging die 终锻模基本充填能力的有限元判别
The isothermal forging of PM ( powder metallurgy) superalloy disc with the pre-forging and finish forging was simulated by FEM, and the variables of correlative field were analyzed, reasonable pre-forging die cavity profile was obtained. 利用有限元软件对粉末高温合金盘件两工步(预锻+终锻)等温锻造过程进行模拟,进一步分析了相关场变量的分布,优选出预锻模型腔形状。
Patch weld and heat treatment after finish machining of the right side stand of the hot die forging press 热模锻压力机右侧机架精加工后的补焊及热处理
A New Type of Finish Forging Die with an Energetics Mechanism with Backpressure for Spur Gear Blanks 有背压力能机构的新型圆柱齿轮坯精锻模
The cracks will generate when the heating temperature is very hight, finish forging temperature is very low, carbonitrides compound precipitate. 裂纹的形成主要与加热温度过高、终锻温度过低及热变形过程中碳氨化物的析出有关。
Study on the mechanism of forming pores in the finish forging 精锻过程中孔洞形成机理
Design and calculation of a heating device for isothermal finish forging of wing 翼片超塑性等温精锻时加热装置的设计与计算
Normal and anomalous failures of finish hot-forging die for air valves 气门热精锻模具的正常与异常失效
The main failure mode of the finish hot-forging dies for Valves are the hot wear of col-lapse. 气门热精锻模具失效的主要形式是热磨损和压塌。
It is the key to produce eligible finish forging and one of the difficulties of die design how to design the shape of pre-forging and pre-forging die. 如何设计预锻件形状和预锻模具形状,是生产合格终锻件的关键,也是模具设计的难点之一。
Design concept of screw press for finish forging 精锻螺旋压力机的设计考虑
Model Element Method and Fundamental Research of Finish Forging Model Element 模型元方法概述及锻靠阶段模型单元基础研究
Determination of Cutting Stock Weight during Flashless Finish Forging of Gear Blank by Friction Press 摩压机无飞边精锻齿坯中锻件下料重量的确定
Study on the finish forging system of Straight-cone Gear Based on Concurrent Engineering 基于并行工程环境下的直锥齿轮精锻系统研究
Design of Finish Forging Die for American-style Octagon Hammer 美式八角锤终锻模设计
As an abstract of the rule, each knowledge object is composed of certain number slots, including: relation slot, attribute slot, rule slot and method slot. The relational model of knowledge object for finish forging die cavity design was given. 说明了面向对象的知识表示方法,知识对象的框架由关系槽、属性槽、规则槽、方法槽组成,并给出了终锻型槽设计中知识对象的关系模型。
A discussion is made on the problems of original dies for precision forging of half axle gear of automobile differential, the forging technique and the design of forge piece are improved, and the new type of blocker die and finish forging die is designed. 论述了精锻汽车差速器半轴齿轮原模具结构存在的问题,改进了锻造工艺和锻件设计,设计了新型粗锻模和精压模。
There is a shedder on the upper die of the new type of finish forging die, so that pattern draft angle of half axle of forging is small, oversize for machining is little. 新型精压模的上模设有顶件装置,锻件半轴的拔模斜度小,锻件半轴的金属敷料少。
Technical Parameters Selection for Isothermal Finish Forging of Al-Alloy and Mg-Alloy 铝合金、镁合金等温精锻工艺参数的选择
Photoplasticity of Deformation of Connecting Rod during Finish Forging 连杆终锻过程变形行为的光塑性实验研究
The finish forging is substituted with the shell moulding technology; and then the precision fo bevel gear tooth surface is assured. 利用壳型铸造技术代替精锻,可保证伞齿轮齿面精度。
Vibrational rotary forging is a relatively new and emergent non-chip finish technology, which put a vibration with a definite frequency and amplitude on general rotary forging during plastic process. 振动摆动辗压是少(无)切削加工技术中的一个新兴领域,它是在普通摆动辗压的基础上,通过附加一定频率和振幅的振动实现塑性加工。