The upset head was cracked in the process of PC steel bars.
PC钢棒在生产过程中出现镦头开裂。
The automobile differential shell bolt cold forge dies,which can only produce2,000bolts at their maximum,have a short and unstable life.
汽车差速器壳螺栓冷镦冲头使用寿命低 (仅生产 10 0 0～ 2 0 0 0只产品 ) ,且寿命长短不一 。
Failure analysis and process improvement of heat treat ment on upsetting plate;
镦头压块的失效分析及热处理工艺改进
New Style Large Tons Button-head Anchorage System and Analysis of Stress under the Anchorage
新型大吨位镦头锚体系及其锚下应力分析
THE FINITE-ELEMENT ANALYSIS OF FORCE ON THE PUNCH DURING EXTRUSION UPSETTING PROCESS OF AUTOMOTIVE TYRE NUT
汽车轮胎螺母挤镦复合成形过程中冲头受力的有限元分析
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
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
Research of Cold Upsetting Steel Wire Rod SWRCH18A
冷镦钢盘条SWRCH18A的研制
Development and Production of SWRCH22A Cold Heading Steel
SWRCH22A冷镦钢的开发与生产
multi-station bolt automatic combined cold header
多工位螺栓联合自动冷镦机
high-efficiency four-operation cold header
四工位高效率螺帽冷镦机
transfer header
连续自动式凸缘件镦锻机
Study of Measuring Method and Transmitting Behaviour of Transient Temperature on Upsetting Die
镦粗模瞬态温度测试与传递特性研究
Selection of material diameter for cold-heading spherical roller φ30-45mm
冷镦φ30～45毫米球面滚子时料径的选择
Research on Copper Water Box Closed-Die Upsetting-Extrusion Process of Turbine;
汽轮发电机铜水盒闭式镦挤工艺研究
Research on Upsetting of Cylindrical H62 in Micro-scale at Elevated Temperature;
微型H62黄铜圆柱体加热镦粗实验研究
Design and Development of Z310 Forging Machine;
Z310型三工位联合冷镦机的设计与开发
Investigation into Cracking of SWRCH 22A Cold Forging Rod;
SWRCH22A冷镦钢盘条开裂原因分析
Design of Part Shaped ““非汉字符号””Working Procedure and Structure of Bend Molding Die;
““非汉字符号””形零件工序设计及镦弯模
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