冷轧机主传动系统组合谐波动力学特性................... 李 丽，范岩松，钟琛豪 (133)
........................................................................................李静静，赵剑博，张志强，等 (159)
基于 Archard 模型的曲轴模具磨损分析................... 李朝昆，曾 琦，刘庆生 (167)
.............................................................................白 鹭，邵长斌，袁红霞，等 (174)
..............................................................................刘玉冰，管延锦，李玉琦，等 (185)
..............................................................................李 先，张 振，周玉龙，等 (196)
.......................................................................................唐艺军，王艳灵，孙浩强 (204)
..............................................................................苏 斌，孙瑜蔓，陈 刚，等 (212)
..............................................................................郑 策，李应举，张建伟，等 (221)
CONTENTS
SUMMARY
Technical status and development trend on fast forging hydraulic press
.............................................................................................Chen Baijin，Liu Tingjun(1)
FORGING
Simulation study on grain distribution in hot forming for large-scale head
......................................................................An Hongping，Wu Jianguo，Liu Lili(7)
Influence of pressure relief hole diameter of cold precision forging steel billet for
spur gear on elastic deformation of mold
...........................................Gao Feng，He Shirong，Wang Yonggang，et al(15)
Research and optimization on plastic forming process for automobile non
standard shaft sleeve based on numerical simulation
....................................................................Shi Haihong，Shi Yuxuan，Ren Yan(22)
Analysis on failure causes and improvement measures for release agent spraying
in aluminum alloy automatic forging production line under low temperature
environment......................................... Li Siqi，Yuan Hongxia，Bai Lu，et al(29)
Influence of forging process on comprehensive mechanical properties for large
size 2219 aluminum alloy forging rings
............................................Wang Bo，Bian Yingshuai，Yue Zhanguo，et al(35)
Cause analysis and optimization on abnormal flaw detection in cold roll steel
after forging......................Yu Bin，Shen Tongqiang，Guo Baoshan，et al(40)
SHEET FORMING
Stamping process simulation and die design for thick and narrow-edge ring stop
washer parts ......................................Xing Lijun，Zhang Yao，Li Ling，et al(46)
Cold bending and welding performance on PCT980D steel thin plate for car seat
slides...................Zhao Zhuoshuai，Jiang Xuefeng，Yang Mingkun，et al(54)
EXTRUDING & DRAWING
Influence of equal channel angular pressing on mechanical properties and
microstructure for pure aluminum formed by vacuum suction casting
.............................................................. Li Jian，He Tao，Jia Dongsheng，et al(60)
Simulation and experiment on equal channel angular drawing for 7075 aluminum
alloy at room temperature
......................................................Chen Xilin，He Tao，Huo Yuanming，et al(67)
Rolling
Prediction on adjusting parameters for skew rolling puncher based on deep
neural network..................Wang Qinghua，Sun Jiyun，Hu Jianhua，et al(73)
SPECIAL FORMING
Metal flow law on low-frequency vibration-assisted swing rolling for spline tooth
.......................................Zhu Ningyuan，Zuo Shoubin，Chen Shihao，et al(79)
Study on forming quality and mechanical properties for self-piercing riveting of
die-cast aluminum and high-strength steel
......................................................................Li Ming，Yin Huijun，Gu Chengbo(87)
Numerical simulation on core riveting for TC4 titanium alloy connecting plate
.....................................................Huang Wei，Gu Zhongtao，Chen Bo，et al(95)
Numerical simulation test and neural network model prediction on roll-beating
notch length for clutch hub side wall
................................................................ Liu Jian，Hou Yuqiu，Xue Rui，et al(104)
Construction and application on rotating and pressing digital twin system
...........................................................Ning Lingling，Zheng Jian，Liu Ranran(115)
Influence of die-cast aluminum material stability on forming quality and
mechanical properties of self-piercing riveted joints
...............................Gu Chengbo，Long Guangpeng，Yu Wanyuan，et al(124)
EQUIPMENT & COMPLETE TECHNOLOGY
Combined harmonics dynamics characteristics for main drive system of cold
rolling mill...........................................Li Li，Fan Yansong，Zhong Chenhao(133)
Kinetic parameters optimization on 400 kJ counterblow hydraulic die forging
hammer.....................Gong Chengsi，Liu Zhiqi，Zhang Baocheng，et al(141)
Lightweight design on drawing machine host frame based on MOGA
................................................Li Kun，Wang Zongyan，Li Menglong，et al(151)
DIE TECHNOLOGY
Design and optimization on extrusion die for TC4 titanium alloy T-shaped thin
walled profile..............Li Jingjing，Zhao Jianbo，Zhang Zhiqiang，et al(159)
Wear analysis on crankshaft mold based on Archard model
..............................................................Li Chaokun，Zeng Qi，Liu Qingsheng(167)
Design and application on heating and temperature control system for aluminum
alloy cross wedge rolling mold
.............................................Bai Lu，Shao Changbin，Yuan Hongxia，et al(174)
Process of aluminum alloy fuel tank end cap and structure design of closing die
...........................................Wu Fengling，Cao Zhenyu，Jia Huipeng，et al(179)
HEATING & HEAT TREATMENT
Influence of laser heat treatment on microstructure and properties for 7CrSiMnMoV
die steel .......................................Liu Yubing，Guan Yanjin，Li Yuqi，et al(185)
ENERGY-SAVING TECHNOLOGY
Scheduling optimization on hybrid flow workshop for aerospace ring forgings
based on genetic algorithm
.....................................................Li Xian，Zhang Zhen，Zhou Yulong，et al(196)
Production scheduling optimization on high dimensional multi-objective flexible
stamping workshop based on improved NSGA-II algorithm
...................................................Tang Yijun，Wang Yanling，Sun Haoqiang(204)
MATERIAL & FORMING PERFORMANCE
Thermal deformation behavior and finite element simulation on RM80 ultra-high
strength steel ...............................Su Bin，Sun Yuman，Chen Gang，et al(212)
Thermal deformation behavior and constitutive equations on H13 steel
directionally solidified by low voltage pulsed magnetic field
...................................................Zheng Ce，Li Yingju，Zhang Jianwei，et al(221)
Thermal compression behaviors of as-cast 300M steel biconical specimen
.....................................................Xu Zhongzhi，Han Shun，Han Wen，et al(232)
Thermal deformation behavior and microstructure on extruded 6082 aluminum
alloy...............................Yang Xin，Cao Shanpeng，Sun Youzheng，et al(238)