one-step cold tire spinning head no blank size calculation 82l675619339. 2l67428677208 theoretical value tv1954.6I662.9I89I. 42I189280I actual cutting 960l670l8982I2528l016nR theoretical value (S) 9752l675193392167.428677lCrl8Nl9Ti theoretical value (v) 957916695189762125728097 Table 3 oval-shaped head four actual cutting size compared with the calculated head diameter (ram) 800l4001600I8002400A3 actual cutting 9701685102l502840 reasonable value tS198I5I77l5l94662l8172886 snake .8208 Management snake value tv19678] 687l9] 7.92I4892841416, 1R actual cutting 975I695] 9302I602855 theoretical value (S) 9815177l519466218I. 728868lCrl8NJ9Ti theoretical value (v) 9723] 69,hollister deutschland,481,abercrombie münchen,672,158.628539 can be seen from the table, using the principle of equal size from the diameter is greater than the actual slab slab cutting diameter, mainly in the spin system does not consider the process of slab thickness of sheet metal changes caused. As the spinning forming sheet thickness change is inevitable, therefore, in the calculation of spin head cold slab diameter, the same size is recommended to calculate the original shell 0. For different materials, different because of its mechanical properties, thickness of each part of the very different coefficient of variation. In order to facilitate the application of the actual production of the calculation results with the theoretical formula by regression method,ralph lauren, convenient and practical draw blank diameter is calculated as follows: dished head: C D inter ~-2.2h] elliptical head . . c2. ~ / Dg-2.0h] where D - diameter of a nominal head first straight edge length c - dished head correction factor; for A3,hollister belgie, 20g take C. : 1.137; 16MR, 1Crl8Ni9Ti recommend using the devices work, is a serious industrial pollution. Jiangxi University of successfully forging hammer vibration isolation technology,abercrombie hamburg, the lower anvil hammer spring set, rubber and other elastic and damping elements instead of the traditional skids, cut off vibration to spread around. It can 1 ~ 10t forging hammer foundation vibration intensity by the usual decline of 90 decibels to 75 decibels, so that the basis of the following acceleration down 0lg improve the plant's working environment. Avoid uneven anvil subsidence, but also regulate the level of anvil, strike-free repair can result in downtime, improve equipment utilization. Entirely without skids,hollister milano, saving scarce supply of expensive high take C = 1.1415G an elliptical head correction factor; for A3,hollister euroma2, 20g take = 1.1573; 16MR,abercrombie hamburg, 1Crl8Ni9Ti take C2 = 1.164 V. CONCLUSIONS 1 . Head spinning blank diameter should be calculated using the principle of constant volume. 2. For different materials, their mechanical properties are different in head shape,hollister carugate, the different changes in its thickness. 3. By regression method, obtained a practical formula blank diameter. A device References ... Zhang Taorong general head spin experimental analysis of stress and strain during the Northeast Heavy Machinery Institute (4) 199], Chan King of the translation. Spinning technology. Mechanical Industry Press. 1988 In large-tonnage low-standard factory installed hammer or improve plant life, to avoid plant relocation, shop area to improve efficiency. This technology, since 1985 has been forging hammer, air hammer on the free forging hammer and have been successful applications, is now listed eight As a technical support unit of Jiangxi University of hammer vibration isolation technology for many years engaged in the research, there is a strong scientific and technological strength and rich experience. In order to protect the environment for the benefit of society, to improve production level of civilization, especially the hammer to use the relevant recommendation of hammer vibration isolation technology,hollister, the technology consulting and business negotiation, please contact directly with Jiangxi Industrial University. Jiangxi University Address: East Road, Nanchang, Beijing Postal Code 6l,abercrombie madrid, No.: 330029 Cable: Nanchang, 1331 Contact: Guo-Tai Yang Jie Xiaoping Tel: (0791) 333535 - 39645 相关的主题文章： 相关的主题文章： panels and other thin forgings 用户就可以利用系统提供的典型工艺、知识库及工艺决策模块生成工艺文件 the interface displays the NC code being processed