The Ways to Reduce the Flashes and Improve the Accuracy of Die castings;
减少飞边提高压铸件精度的途径吴卫黄志禄
It is described briefly in this text how the flash is caused and how the flash is prevented in the die-casting process.
简述了在压铸过程中飞边产生的原因和相应的预防措施以及BP人工神经网络的基本原理和算法,利用BP人工神经网络来预测压铸件飞边的大小,从而达到优化于压铸模设计的目的。
The various reasons which cause the flashes are analyzed during the process of high pressure die casting.
通过对压铸过程的分析 ,总结了产生飞边的各种原因 ,分析了刚度和热应力对产生飞边的影响 ,并提出了相应的预防措施。
At the same time,burrs produced because of the high temperature and fluid pressure at the top layer of the workpiece.
针对厚板在搅拌摩擦焊接时下层金属焊接温度偏低、金属流动不畅、容易产生组织疏松或空洞,而上层金属因温度过高、流体压力过大而产生溢出和飞边等典型厚板焊接问题,从优化搅拌头结构的角度出发,设计出一种新型厚板焊接强力搅拌头。
Aimed at the burring issues of occurring burring during injection manufacture of engineering material PPS, the material character as well as the problems required attention during mold design and the solving stops are analyzed in details.
针对工程材料PPS在注射生产中易出现飞边的问题,详细分析了材料特性及模具设计中应注意的问题及解决办法。
The design technique and manufacture technology for a kind of multi-cavity,no-burr and round-section rubber sealing ring with multi-cavity and no-burr were introduced.
介绍了一种无飞边、多腔、圆截面橡胶密封圈压模的设计方法及制造技术,采用这种方法设计制造的模具结构简单、可靠 ,生产的产品质量良好。
The article analyses the reason why the upper part of the forging is not concentric with the lower part during the process of flashless finish forging gear blank by friction press and puts forward some precautions.
分析了摩擦压力机无飞边锻造过程中锻件的错移原因,提出了改进和预防措施。
In the professional transmission production,the adoption of flashless finish forging of gear blank by friction press can greatly save material and energy.
在专业的变速箱生产中,采用摩擦压力机进行无飞边精锻齿坯,其节材、节能效果非常显著,而锻件下料重量是其中一个非常重要的工艺参数。
Optimized design of die flash groove for hot die forging;
热模锻模具的飞边槽优化设计
waving and smiling at some of his coworkers.
边飞边向他的一些同事挥手、微笑。
Pit, pat, well-a-day, Little robin flew away; Where can little Robin be? come into the cherry tree.
小小知更鸟，边叫边飞掉；飞到哪里去？飞进樱树去。
The next day the little bird flew down to the river.
第二天，燕子飞到河边。
In spring bees fly and butterflies dance around the pond.
春日的池塘边，蜂飞蝶舞。
That ball departs outside the goal.
那球飞出了球门的外边。
Maintain9000 m until past the FIR boundary.
保持9000米直到飞越飞行情报区边界。
Hold short of runway. A/C is going to land (A/C on final).
在跑道短停，有飞机降落（飞机在五边）。
The fighter planes, flying in formation, one by one peeled off to left and right.
编队飞行的战斗机一架地向左右两边飞离编队。
a flap on the underside of the wing that is lowered to slow the plane for landing.
低的为飞机减速降落的在飞机外边的副翼。
Enemy helicopters were flying around the fringes of the zone.
敌人的直升飞机正在这个地区的边缘飞行。
a bombing run in which the bomber release the bomb while flying straight toward the target.
飞行员一边直冲目标一边释放炸弹的轰炸活动。
With these instructions, he straddled his bike once again and pedaled off.
小伙子在她身后跨上车子，边说边飞快地骑跑了。
at first, they sing and dance, like butterflies among flowers.
开始时，边唱边舞，表现蝴蝶飞舞于花丛之中。
"Certainly," replied the Donkey, thinking fast.
“当然喽，”驴一边应和着，一边飞快地转动脑筋。
The horse was frothing at the mouth after its fast run.
马飞奔过后嘴边满是白沫。
Matchan was on his feet at once, and began running after him.
麦青马上跳了起来，跟在后边飞奔。
He shot past us like a bullet.
他飞快地从我们身边冲过。
The mission took the direct route by air to the boundary.
代表团搭飞机走直线的路径到边界。