在拉深工艺中，对于矮壁盒型拉深件，一般不采用。
Edge trimming technology is not used usually in drawing technology for low-walledand box-shaped drawing parts.
包覆拉深工艺是一种适合于低塑性材料拉深成形的工艺方法。
Based on experiments, a novel forming technology was presented, named as "packed-layer drawing".
通过拉深工艺试验证明该曲面凹模可以达到很小的极限拉深系数。
And it is proved that it can reach smaller limit drawing ratio by the deep drawing experiments.
结果表明，变压边力拉深工艺能够极大提高板料的极限拉深高度。
It is showed that the limit drawing height could be greatly improved as a variable BHF deep-drawing process was adapted.
该系统能够完成拉深件设计-拉深工艺设计-拉深模设计的全过程。
This system is able to accomplish the whole process of deep drawing part design deep drawing technology design deep drawing die design.
采用脉动变化的压边力控制拉深工艺，可提高成形极限及拉深件的表面质量。
Pulsating blank holder forces are used in deep-drawing process to increase the draw depth and improve the surface quality of drawn piece.
依据知识工程理论，并结合冲压工艺，对连续拉深工艺传统设计方法进行了研究。
This article studies the traditional design method of progressive drawing process according to the knowledge engineering theory combined with punch process.
坯料的极限拉深系数是一种重要的冲压性能指标，它是决定拉深工艺方法的基本依据。
The limiting drawing rate is a very important index of blank's pressing capability, and it is the basic reference deciding to drawing pressing technology.
用温差拉深工艺成形深筒形件能大幅度降低拉深系数，减少拉深次数，降低生产成本。
Differential temperature drawing in deep sleeve parts can reduce coefficient and times of drawing, then cut down the cost.
文章分析了低合金高强度合金板塑性变形的特点，论述了各种因素对拉深工艺的影响。
This paper analyses the characteristics of plastic forming on the alloy board with low-alloy and high-strength and expounds various factors of deep drawing technology.
本发明一种风机蜗壳整体拉深工艺，包括以下步骤：将拉深钢板剪成所需 的尺寸片料；
The invention relates to an overall deep drawing technology of a scroll casing of a blower, including the following steps: a steel plate for deep drawing is cut into sheets with a required size;
结合冷挤压与拉深工艺的特点，以双杯形工件为对象，开展了冲锻成形过程的强力拉深增厚工艺研究。
A powerful drawing-thickening technology was prompted for double-cup-shaped workpieces, it combined the characteristics of cold extrusion with drawing process.
介绍了我们开发的拉深工艺及模具计算机辅助设计系统（DD CAD）的系统结构、组成及设计流程。
The structure of computer aided designing system of drawing technology and die(DDCAD) are introduced in this paper. The component and designing procedure are also described in this paper.
针对筒形件的后续拉深变形提出了一种新的推拉拉深工艺方法，并对此进行了较详细的理论分析和试验研究。
A new push_pull drawing technology is put forward according to the post drawing deformation of cylindric part. This technology is theoretically analyzed and evaluated in detail.
对有凸缘圆筒形件的拉深工艺计算总结出了一套实用的计算方法，对从事有凸缘圆筒形件的拉深计算提供一定的参考价值。
A set of practical calculation method of drawing technology of flange cylindrical parts are summed up, which is useful for drawing calculation of flange cylindrical parts.
从汽车覆盖件拉深工艺设计依据到设计原则的分析，确定了正确的汽车覆盖件拉深工艺的方案，有效地避免覆盖件的起皱、开裂、拉毛和回弹现象。
To analyze the draw craft of overlay of automobile, make to sure the draw craft of overlay of automobile, availably avoid the phenomenon of cockling, crazing, burr and flipping.
覆盖件拉延工艺的设计一般包括以下内容：翻边展开、拉深方向选择、坯料估算、工艺补充面的搭建、压料面的添加以及拉深筋的布置等等。
The design of auto-body forming process commonly includes edge un-wrapping, choice of drawing direction, roughcast reckoning, design of addendum, adding the binder surface and setting the draw bead.
分析了后减震器帽的成形工艺，介绍了成形该零件的拉深模、翻边模以及旋压模具结构。
The forming technology of rear shock absorber cap is analyzed, and its drawing die, flanging die and spinning die structure are also introduced.
以分析起重机油箱上体工艺特性和设计其低熔点合金拉深模具结构为例，论述了低熔点合金冲压模具的结构特点及优势。
Though the analyzing of the upper part of oil box and the designing of the structure of the die, the article discusses the characters and advantage of the low melting point alloy die.
然而，现今的研究中，相对于冲裁、拉深、弯曲等冲压基本工序而言，关于翻边工艺方面的研究比较少，与翻边有关的文献资料更为有限。
However, compared with other stamping processes such as blanking, drawing and bending, the investigation about flanging process is very limited in existing documents.
为了节省材料和提高生产率，采用劈开式旋压工艺将拉深的毛坯旋压成汽车发动机用V型或多模式皮带轮。
In order to save materials and promote the productivity, the cleavage spinning technology is adopted to the formation of V-type or multiple moulding sheave of auto engine.
并进行了排样设计和各种工艺参数的计算，最终采用拉深、挤边复合模具，可使模具结构更为合理而有效。
Then layout design and various process forces of calculation is introduced. Finally drawing and extrusion compound dies is adopted to make die structure better rationalization and effectiveness.
分析筒形件极限拉深的影响因素，运用模糊信息优化技术得出了模糊优化的工艺设计方案。
Based on analyzing effective factors of cylindrical cup limiting drawing, a fuzzy optimum of drawing process design scheme is available by using fuzzy sets theory.
针对压盖具有的阶梯型结构，进行了拉深、成形工艺分析及计算。
Drawing and forming process analysis and calculation was carried out in terms of step configuration of the press-cover part.
采用有限元法模拟曲面壳体热拉深成形，并进行成形工艺试验，其模拟结果与试验结果一致。
A curved surface shell hot drawing was simulateel by finite element method and forming trial was condncted.
对三角形底盘筒形件的成形工艺进行了分析，决定采用弯曲、拉深、胀形复合模等进行复合成形。
As the shape technology of triangle chassis canister is analyzed, then the processes of bending, stretching and bulging compound mould are adopted to reunite the shape.
按工艺性质分类，如拉深模、粉末冶金模、锻模等。
According to the classification process characteristics, such as drawing die, powder metallurgy mold, die, etc.
通过计算确定了杯座毛坯尺寸及拉深的次数，通过对工件工艺性分析，确定了工件的工艺方案。
Through computing the size of the roughcast and the number of drawing are confirmed. Finally analyzed the craft to the hinge and confirmed the craft project.
通过计算确定了杯座毛坯尺寸及拉深的次数，通过对工件工艺性分析，确定了工件的工艺方案。
Through computing the size of the roughcast and the number of drawing are confirmed. Finally analyzed the craft to the hinge and confirmed the craft project.
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