本文对径向挤压成形的汽轮机静叶片进行了精压工艺研究。
In this paper, the coining of turbine static-blade formed by lateral extrusion is researched.
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。
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。
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.
为了改进经济性与近终形(NNS)成形性，开发了无包套粉末挤压工艺与精压式粉末锻造工艺。
For improved economics and NNS (Near Net Shape) formability, encapsulation-free Powder Extrusion process and coining type Powder Forging process were developed.
利用主应力法求出接触面上的分布压应力，导出了平面精压长矩形板模具表面微凸面形状的解析公式。
The distributed pressure on the interface was obtained using the slab method. Analytic formula of the microconvex surface of plano-sizing die for long rectangular plate has been derived.
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。
A new precision forming technology was presented, which uses an ordinary forging machine and a high precision rotary forging machine to make the closed-tolerance semi-axle bevel gear forgings.
精铁粉冷压球团成形机是生铁冶炼炉料生产线的关键设备，其轧辊球坑的脱模性能直接影响生产线的正常工作及效率。
The performance of pattern draw of the spherical pits on the roll of the form-machine has direct influence on the regular function and the efficiency of the production line.
以补肾填精为原则，采用耳穴贴压法配合补肾填精方治疗卵巢早衰有良好的疗效。
Take tonifying the kindey essence as the principle, USES of auricular points coordination to the method of tonifying the kindey essence for POF have the good curative effect.
气门热精锻模具失效的主要形式是热磨损和压塌。
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。
The main failure mode of the finish hot- forging dies for Valves are the hot wear of col- lapse.
应用推荐