| 1. | Theoretical direction may be provided on judging defect of rolling workpiece surface 从而为估测楔横轧成形阶梯轴类件时轧件表面是否会产生缺陷提供理论指导。 |
| 2. | Analysis of influence factors on mechanical parameters in multi - wedge cross rolling wedge forming automobile semi - axes 楔横轧多楔成形汽车半轴力能参数的影响因素分析 |
| 3. | It is indicated that three - roll cross wedge rolling process has a distinct advantage in the forming quality of the center of rolled pieces 分析表明,三辊楔横轧轧制工艺在轧件心部成形质量上具有明显的优势。 |
| 4. | Abstract : the new technology of cross wedge rolling has been using in production of blank forming of oil ejector body 文摘:介绍了一种楔横轧制坯?精密模锻成形喷油器壳体毛坯的新工艺,及楔横轧模具设计工艺参数的选取。 |
| 5. | The necessary condition has been obtained on forming rolling workpiece surface defect by means of upper - bound method and least energy principle 以此为基础,并借助于上限原理和最小能量原理,获得了楔横轧成形阶梯轴时轧件表面缺陷形成的必要条件。 |
| 6. | The occurrence probability and existence form of internal defects in rolled pieces during three - roll and two - roll cross wedge rolling were compared and analyzed by finite element numerical simulation 摘要采用有限元数值模拟方法,比较分析了三辊楔横轧与两辊楔横轧轧件内部缺陷的产生几率和存在形式。 |
| 7. | The velocity field has been designed in this article on defect of rolling workpiece surface about cross wedge rolling technique in the process of forming axial symmetry spare parts by result of simulated experiment of consult document [ 4 ] 摘要依据文献[ 4 ]的模拟实验结果,拟定了楔横轧工艺成形阶梯轴类件时轧件表面出现表面缺陷(蛇皮状或鱼鳞状缺陷)时的金属流动速度场。 |
| 8. | In order to research product properties of the cross wedge rolling ( cwr ) , a series of rolling experiments have been carried out on two - roller cwr under the condition of considering the variation of the original diameter , deformation temperature , area reduction and heat treatment methods and so on 摘要为了研究楔横轧条件下工件的性能,在考虑原始棒料直径、变形温度、断面收缩率以及工件轧后热处理状态等的基础上,利用二辊楔横轧机进行了系列楔横轧轧制实验。 |
| 9. | Abstract : the paper analyses the forming process of eccentric shaft with cross - wedge rolling . the authors show the special forming method of eccentric shaft , take the brake - shoe shaft of ca141 truck as example and make an experiment on it . the research keeps up with standards of assembling and is put into production . the achievements have practical significance to extend the area of cross - wedge rolling forming to engineering use 文摘:分析了利用楔横轧工艺成形偏心件的过程,给出了偏心件的特殊成形方法,并以ca141汽车刹车蹄片轴为例进行了试验,取得了满意的结果,该研究成果对于开拓楔横轧成形工艺应用的新领域有实际意义。 |