以及不用抽芯块的原理来设计钢管弯曲模具，从而提高工作效率。
Meanwhile, it also introduces the design of bending die for steel tube using the principle of take out slug, which can improve the work efficiency.
通过数值模拟提出了合理的自由锻制坯形状，弯曲模具和终锻模具结构的设计。
According to numerical analysis, the proper blank shape, the design of bend die and finished die structure were designed.
介绍了一种新型高寿命弯曲模具的结构特点，结构参数和工件零件的强化工艺。
This paper introduces the structural features, parameters the hardening of its working parts of a long service life bending-die.
回弹是影响弯曲件成形质量的主要因素之一，是弯曲模具和弯曲工艺设计要考虑的关键问题之一。
Springback is one of the main problems which influences the quality of bending and should be considered at the stage of designing the bending die and process.
此次毕业设计属于冷冲压模具，冲压模具课程设计设计课题为下端盖切口弯曲模具，模具工序由斜刃冲裁和弯曲组成。
Graduation is this cold stamping die design issues for the next Cover incision bending dies die processes by bevelled punching and bending components.
介绍了弯曲件的弯曲成形工艺方案、工艺参数的计算与选取以及弯曲模具结构与设计，得出采用多道弯曲成形工序是合理的。
The bending process design, bending process parameters' calculation and selection, and bending die structure design for the forming of fixed board were all introduced in this paper.
分析了自动生产流水线输送链上U形附板的结构特点，对其结构、冲压加工工艺进行改进，介绍了改进后弯曲模具结构特点及设计。
The structural characteristics of the U-shaped plate on the conveyor chain for the automatic production assembly line were analyzed.
分析了铝合金厚壁支座的弯曲工艺，计算了弯曲件的展开长度、落料力、冲孔力及弯曲力，阐述了弯曲件的回弹因素及凸凹模之间的间隙，介绍铝合金厚壁支座弯曲模具的结构设计。
The bending technology of the thick-wall supprt of aluminum alloy was analyzed, and the flattening length of bending, blanking force, piercing force and bending force were calculated.
介绍了裁印、切断、弯曲、成形及粗整模具结构和主要零件设计以及设备的选用。
Cutting, bending, figuration, rough mold structure, design of main parts, the choice of equipments are introduced.
介绍了翻转模块式精密弯曲模的实用结构及模具工作过程和结构特点。
The practical structure of a precision bending die with a turning block is presented.
管材与不同部位模具间隙是影响薄壁管数控弯曲过程成形极限和成形质量的重要因素。
Clearance between tube and various dies is of great importance to influence forming limit and quality during thin-walled nc bending process.
用一副模具，可以弯曲五个部位，成形同一形状不同规格的多种插板零件。
Using a pair of dies, can bend five parts, forming a great variety of inserting plate parts with identical shape and different specifications.
它与常规的弯曲工艺及模具相比，具有明显的技术经济优越性。
Comparing with the conventional technology and moulds, the new ones have its own evident superiority.
通过对消音器后环箍弯曲成形模的设计，介绍了考虑弹复补偿后，较大圆筒件成形模具的设计分析和模具结构。
Through the design of bending die for the back hoop of silencer, die design analysis and die structure for large cylinder part considering springback compensation was introduced.
根据桑塔纳汽车刹车片卡子结构特点，确定该产品的冲压工艺和产品展开尺寸，介绍模具设计方案，解决产品弯曲回弹问题。
Accroding to the structure characteristics of the Santana brake pad, determined product stamping process and blank size, the die design method was introduced, and solved the bending spring back.
介绍了避免无填料和衬芯的长矩形管弯曲成形后管壁出现内陷及折痕的工艺，模具结构特点及设计中注意的事项，模具结构合理，便于加工、装配及使用。
The technology to avoid the dishing and folding of pipe shell appearing at the bending of long rectangular non-stuffing and coreless tube was introduced.
介绍了翻转模块式精密弯曲模的实用结构及模具工作过程和结构特点。
The practical structure of a precision bending die with a turning block is presented. The working process and structure characteristics of the die are described.
介绍了基座切断弯曲的工艺及模具结构，并对切断凸模、定位推杆及校正弯曲机构作了简单分析。
The cutting bending process and die structure of pedestal are introduced, and the cutting convex die, localization handspike and emending bending mechanism are briefly analyzed.
对多工位弯曲模的设计要点和技巧进行论述，并举出实例为冲压模具设计者提供参考。
The paper expounds the gist and the technic in design of multi station banding die and introduces examples for the reference in the design of press die.
此模具能够实现切边、冲孔、弯曲、切舌等工序。
This mold can achieve trimming, punching, bending, cutting the tongue and other processes.
选用不同的模具可以完成母线排的平面弯曲、侧向弯曲等加工工艺。
Choose a different bus schedule to be completed mold plane bending, lateral bending and other processes.
工艺：铸铁加热板它把预制好的加热管弯曲成所需要求。放入模具中，用铁水浇铸而成，然后进行精加工，从而得到理想的产品。
Technology: cast iron heating it to good precast bent for the heating requirements. Add to die, from using hot metal casting, then finished, to be the ideal product.
分析了带有加强筋板的厚板弯曲件的两次弯曲成形工艺，并设计了合理的模具结构。
In this paper, the twice bending process for bending part with stiffners is analyzed and the proper structures of dies are designed.
介绍了通风槽管的成形工艺，设计了浮动悬臂式弯曲成形模结构，介绍了其模具工作过程，分析了模具设计要。
The structure of the floating cantilevered bending forming die was designed, the working process of the die was introduced and the main designing points were analyzed.
介绍一种卷圆工艺和模具，并对模具弯曲成形过程进行了分析，指出该方法可以用于级进模上成形。
It has been recommended a technology and die of bending ring with analysis of its forming process, using in that of bending ring in progressive forming die.
实际工作中，常常会发现有的弯曲件经模具弯曲后的实际尺寸与预先计算的展开料尺寸有较大偏差。
In the actual work, it is often discovered that there is a big deviation between actual size of some bending parts after die molding with computing size.
通过对下横条的结构与工艺分析，确定了下横条管夹弯曲的合理的工艺方案，并设计了能够同时弯直边和弯管夹的模具，提高了生产效率，降低了生产成。
Through the analysis of the structure and technological process of the bottom crossband, a reasonable process for bending the pipe nip of the bottom crossband was determined.
通过对转角拉扣五金零件的工艺分析，设计了一款切折弯曲落料级进模，同时对模具工作过程作了介绍。
Through analyzing the forming process of the comer pull buckle part, designed a cutting-bending-blanking progressive die. And introduced die working principle.
基于NUMISHEET93的U形弯曲标准考题，考虑板材与模具间的接触演变过程，建立了一个新的有限元模型来预测回弹。
A new finite element model based on U-bending benchmark of NUMISHEET '93 has been proposed to predict springback with contact evolution between the sheet and dies.
基于NUMISHEET93的U形弯曲标准考题，考虑板材与模具间的接触演变过程，建立了一个新的有限元模型来预测回弹。
A new finite element model based on U-bending benchmark of NUMISHEET '93 has been proposed to predict springback with contact evolution between the sheet and dies.
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