rail welding 中文意思是什麼

rail welding 解釋
鋼軌焊接
  • rail : n 1 (圍欄等的)橫木,橫檔;(釘帽架等用的)橫條,欄桿,扶手;〈pl 〉圍欄。2 軌道;鋼軌;鐵路;〈...
  1. Application of aluminithermic welding technology for steel rail in yantian port area phase project

    鋼軌鋁熱焊接技術在鹽田三期工程中的應用
  2. With an introduction of the influences of the final quality of rail aluminothermic welding, such as : the quality of welding kits ( esp. the portion ), the result of pre - heating, the welding operation and the level of operators etc., this paper analyzes some problems when rail welding under special conditions

    摘要介紹了焊接材料質量、預熱效果、操作人員水平等因素對鋼軌鋁熱焊接接頭質量的影響,以及幾何誤差不同、軌頭寬度不等、寒冷氣候等特殊條件下進行鋁熱焊接應注意的問題。
  3. Therefore, it is very important to research on - line quality diagnosis technique in rail flash butt welding process systematically

    因此,系統開展鋼軌閃光焊質量在線診斷技術研究十分重要。
  4. Railtech international is the world leader in manufacturing a wide range of railtrack products such as track maintenance equipment , conductor rails , insulators , rigid catenary systems, fasteners, ballastless track … our staple products being rail welding with the alumino thermic ( at ) method or electric flash butt welding

    拉伊臺克國際有限公司是一家製造多種鐵道產品的專業化公司,產品包括鐵路養護設備、導電軌、絕緣子、剛性接觸網系統、扣件、無渣道床、等等… ,其中的主導產品是鋼軌鋁熱焊及閃光對接焊產品。
  5. This paper analyzes the cause of small concaves around the welding seam in the long rail of guangzhou metro line 2, and presents preventive measures, such as increasing the under layer of the rail, limiting the weld seam, lowering the welding temperature etc

    摘要結合廣州地鐵2號線接觸焊焊接長鋼軌的實踐,分析了產生焊頭表面小凹痕的原因,提出改變墊高鋼軌的方式、縮小正火范圍、降低正火溫度、限制接頭錯牙量等預防措施。
  6. This paper discusses aluminium heat welding principle, the application of aluminium heat welding technology in welding crane rails and infect of long rail temperature stress on buildings

    摘要介紹了鋁熱焊原理及其焊長鋼軌技術在焊接起重機軌道中的應用,並對長鋼軌溫度應力對建築物的影響進行了深入分析。
  7. Maintenance on line to rail with high frequency inverter dc welding machine

    高頻逆變焊機用於鋼軌及轍叉線上焊補與維護
  8. The rail welding technique of high - speed railway

    高速鐵路鋼軌焊接技術
  9. There are two methods for welding radial stiffeners to bias - rail box girder : welded all around and open at tensile flange

    摘要起重機偏軌箱形梁橫向加強板有加強板四周均焊和在受拉翼緣處空開2種焊接方式。
  10. According to the engineering experiences obtained from the laying of a jointless track of high - speed communication line - line 3 in dalian city, this paper introduces in general the laying technology, particularly the long rail welding, the construction site welding, seamless track spreading and trak controller laying, and discusses problems often occuring in long rail wedling and seamless track laying

    摘要根據大連市快速軌道交通3號線一次性鋪設碎石道床無縫線路的工程實踐,介紹了長鋼軌基地焊接、單元軌節的工地焊接;無縫線路鎖定和鋼軌伸縮調節器的鋪設等技術,並對長鋼軌焊接和無縫線路鋪設中應注意的問題進行了探討。
  11. The result shows that the new control system has convenient parameter modification, perfect controlling flexibility, rapid dynamic response speed, stable welding procedure ; the das of welding parameters has strong ability of anti - disturbance and the data is reliable. the control effect and practicability of the diagnosis system judging the welding quality are both good by using the characteristic values of welding process such as the percentage of the flashing time. gray - spots flaw in flash welding joints of rail is the least when the pole moves to and fro at the same velocity and the speed is slow

    結果表明:新型控制系統參數設置修改方便,控制柔性好,動態響應速度快,焊接過程穩定;焊接參數採集系統抗干擾能力強、數據可靠;以閃光時間百分比等焊接過程特徵量為判據診斷焊接質量效果好,實用性強;當動立柱的前進、後退速度相同且為低速時,鋼軌接頭中灰斑缺陷數量最少。
  12. Aiming at the problems of the k190jik rail welding machine, that the parameter modification is difficult, the welding process is not enough stability and the welding machine has no on - line diagnosis function, in this paper, the control system of the welding machine was promoted completely adopting the fx2n - 64mr programmable logic controller and the pcl - 1800 data acquisition card, the das ( data acquisition system ) was set up by using labview and visual basic software, the functions of welding voltage stabilizing and adjusting, current controlling and intellectual modification was improved, welding quality diagnosis system was built up, and the assembling and debugging of the control system was completed, including the process experiments

    本文針對k190jik鋼軌焊機控制系統存在參數修改困難、焊接過程不夠穩定、無焊接質量在線診斷功能等問題,採用日本三菱公司fx2n - 64mr可編程序控制器、研華工控pcl ? 1800數據採集卡等為核心控制部件,對焊機的整機控制系統進行了全面升級。運用軟體labview和vb開發了數據採集系統,完善了焊接穩壓、調壓、電流恆值控制與智能調節功能,利用vb建立了焊接質量在線診斷系統,並完成了系統組裝調試與工藝試驗研究工作。
  13. Connection between post, upper rail shall be mounted by taper pin or welding, the specified method refer to the details followed

    立柱與扶手管、橫桿間採用銷釘固定或焊接固定的方式,具體的連接方式見後面的的詳細要求。
  14. The welding of the steel rail is a key technology in express railway ' s laying process

    鋼軌焊接是高速鐵路鋪設工程中的關鍵環節。
  15. This paper discusses the applicable ranges of current welding long rail techniques under various construction circumstances of urban rail transit project, and holds that the engineering scheme of the welded - rail site, the viaduct welded site and the utilization of mobile touch - weld vehicle shall be adopted

    針對城市軌道交通工程中不同的施工環境,對比分析了現有的各種長鋼軌焊接方法和適用范圍,探討了現場焊軌基地、高架橋上的焊軌基地及利用移動式焊軌車焊接無縫線路長鋼軌的施工方案。
  16. The alloy steel rail, which is used widely in the railway engineering in our country, has poor weldability although it has high intensity and excellent wearing capacity, and the means of quality control in rail welding equipment is still not perfect, which leads to the hidden safety trouble in railway

    目前,我國鐵路軌道工程中應用的多種合金鋼軌,強度高,耐磨性好,但可焊性較差,而現有焊軌裝備質量監控手段尚不完善,使線路存在安全隱患。
  17. Plastic barrier adopts hard material with special character, by way of pushing and infusing, it come into standing pole, rail, barrier, etc, which is completed by using welding, sticking, hooking and inserting

    塑膠柵欄採用特殊性能的硬質材料,用擠塑和注塑的加工方法製成立柱,橫桿,柵桿和帽頭等部件,利用焊接,粘接,扣接和插接的方法組裝而成。
  18. The seven items are : ( 1 ) welding in the long - rail foundation

    一次性鋪設跨區間無縫線路的七個主要的作業項目為: ( 1 )長軌基地焊接。
分享友人