The technology can reduce the upsetting forging force,increase the die life and ensure the part quality.
通过两种工艺方案中成型凹模受力情况的分析比较 ,说明用镦挤工艺生产沉头方颈螺栓 ,可降低镦锻力 ,提高模具寿命 ,保证零件质
New technology and essentials in die design for upsetting drill key on a universal press was introduced.
介绍了在通用冲床上镦锻钻头钥匙的新工艺和模具设计要点 ,并给出了实用的模具结
This article has described and analyzed the several upsetting forging methods of large-middle size continuous grain flow crankshaft in detail,and presented the advantages and disadvantages of different methods,meanwhile the development direction of the forging method for the large-middle size continuous grain flow crankshaft has been set forward as well.
通过对常用的几种大中型全纤维曲轴镦锻方法进行详细介绍和分析,指出了各方法的优缺点,并提出今后大中型全纤维曲轴锻造方法的发展方向。
The influences of tube dimension and interface friction on the material flow and the cause of forming defect in the flange forming process by upsetting forging tube are analyzed.
通过对圆管镦锻法兰成形过程进行有限元数值模拟 ,分析了圆管坯料尺寸、摩擦等因素对圆管镦锻法兰成形过程中金属流动的影响及缺陷产生的原因。
The advanced technology for producing these kind of forgings which are similar to full fi-bers crankshaft forging on a general forging press is upsetting and offsetting operation.
在通用压机上生产类似全纤维曲轴一类锻件的先进工艺为多向镦锻法。
Comparting fatigue tests on TR upsetting and open die forging,this paper finds that the fatigue strength of the TR upsetting crankshaft is 16 — 22 percent higher than that of the open die forging crankshaft.
本文介绍了先进的TR镦锻法制造曲轴毛坯的工作原理。
When the ratio of upsetting of tubular blank was very large, the ring valley formed at inner wall and the fold formed at last.
采用大镦锻比对管坯端部镦粗时容易发生轴向失稳,在管坯的内壁形成环形内凹,最终可形成折叠。
transfer header
连续自动式凸缘件镦锻机
Research on the Upset Forging Technology of Marine Crank of 305 Crankshaft
船用305曲轴曲拐镦锻成形工艺研究
Analyzing the Cause of 42CrMo Crankshaft Cracking by Upset Forged
42CrMo曲轴镦锻开裂原因分析
Development and application of a CAD/CAE system for the TR forging die for crankshaft
曲轴TR镦锻模具CAD/CAE系统开发与应用
Failure analysis of upset-bending equipment for a heavy crankshaft with continuous grain flow
大型全纤维曲轴TR镦锻装置失效分析
Study on Eliminating Forging Accessorial Block of the Continuous Grain Flow Crankshaft Which Forming in the RR-equipment
全纤维曲轴RR镦锻消除锻造余块的工艺探索
Process Research and Numerical Simulation for Upsetting Forming on the End of the Oil Tube;
油管端部镦锻成形工艺研究及其数值模拟
FEM Simulation of RR Method Bend-Upset Forging of Heavy Crankshaft;
大型曲轴RR法弯曲镦锻成形有限元模拟
The Design and Analysis of a New Structure Full-Fiber Crankshaf Upsetting-Bending Hydraulic Press
全纤维曲轴弯曲镦锻液压机新结构设计及分析
Comparative Analysis and Research of RR, TR and NTR Upset-Bending Processes for Heavy Crankshaft of Continuous Grain Flow;
曲轴全纤维弯曲镦锻成形技术RR法、TR法、NTR法对比研究
Analysis of TR Upset-Bending Process and Equipment Optimization for Heavy Crankshaft with Continuous Grain Flow
大型全纤维曲轴TR镦锻成形分析及装置结构优化
New technology and essentials in die design for upsetting drill key on a universal press was introduced. Then a practical die construction was presented.
介绍了在通用冲床上镦锻钻头钥匙的新工艺和模具设计要点 ,并给出了实用的模具结构
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
The Method of Upsetting Short Steel Ring in Hot State for Measuring the Blow Energy of Hammer
用钢质短圆环热镦粗法测定锻锤打击能量
In this paper,an extrusion-forging process for a knuckle of Benz heavy truck is introduced,which includes four steps: Upsetting,extrusion,pre-forging and forging.
奔驰重型卡车的转向节挤压锻造工艺,分为镦粗、挤压、预锻和终锻4个工步。
Research on Evolution of Void Defects in Heavy Forgings during Upsetting Process
大锻件镦粗成形中内部空洞型缺陷的演化规律研究
double-stroke solid-die automatic cold header
双击整模自动冷镦机
multi-station automatic nut cold header
多工位螺母自动冷镦机
