澆注缺陷 的英文怎麼說

中文拼音 [jiāozhùquēxiàn]
澆注缺陷 英文
casting defect
  • : 澆名詞(姓氏) a surname
  • : Ⅰ動詞1 (灌入) pour; irrigate 2 (集中) concentrate on; fix on; focus on 3 (用文字來解釋字句)...
  • : Ⅰ動詞1 (缺乏; 短少) be short of; lack 2 (殘缺) be missing; be incomplete 3 (該到而未到) be ...
  • : Ⅰ名詞1 (陷阱) pitfall; trap2 (缺點) defect; deficiency Ⅱ動詞1 (掉進) get stuck or bogged do...
  • 缺陷 : defect; fault; faultiness; vitium; lesion; flaw; disorder; imperfection; drawback; blemish
  1. The design and machining technology process of its molding part including the front moulding plate 、 front mould kernel 、 back mould plate 、 back mould kernel 、 back mould set piece 、 incline guide pin 、 slide steatite etc, and the choice and calculation of technology parameters of the impotent part, the design process of extrusion outfit, inject system and other makeup are specified in detail ; test and product have been introduced

    詳細地敘述了模具成型零件包括前模板、前模仁、后模板、后模仁、后模鑲件、斜導柱、滑塊等的設計與加工工藝過程,重要零件的工藝參數的選擇與計算,推出機構與系統以及其它結構的設計過程,並對試模與產品作了介紹。
  2. The results show that the heat preservation coating and its proper thickness are favorable to the enhancement of filling mold speed of aluminium alloy ; the higher the pouring temperature is and the larger the ratio of hollow areas of vertical pouring is, the faster the speed of filling mold of aluminium alloy is ; if the mold is too thick or too thin, it may decrease the speed of filling mold ; the proper length and the area of vertical pouring are favorable to the enhancement of the speed of filling mold ; although negatire - pressure may improve filling the speed, too high negatire - pressure may enlarge the flaw in casting

    結果表明:保溫塗料及一定的塗層厚度有利於提高鋁液的充型速度;溫度越高、直道空心面積率越大,鋁液充型速度越快;模樣厚度太厚或太薄,均會使鋁液充型速度降低;一定的直道長度及直道面積有利於提高鋁液的充型速度;施加負壓會使鋁液的充型速度大大提高,但負壓過大會增大鑄造
  3. The results show that, composite could be fabricated on the complicated surface by means of sodium silicate sand mold combination with vacuum infiltration process. when the substrate was 10 mm, composite layers reached 3 mm to 5 mm in thickness with high strength interface and less casting defect. microstructures of grey cast iron and low chromium cast iron matrix composites with various volume fraction has been analyzed

    結果表明:用水玻璃砂型(芯)加負壓鑄滲的工藝能夠實現復雜表面(曲面)顆粒增強復合材料的制備,方式簡單可靠,基材厚度在10mm時,復合層厚度能達到3 5mm ,且復合層鑄造少,復合效果好,界面緻密而且結合強度高。
  4. Find the law of the influence from the injection pressure to the filling time and the cavity pressure and make certain of the best filling time, injection time and injection pressure. though the analysis of the flowing velocity and pressure spread of the key position element in the injection parts in different gate position, we forecast the injection parts quality and the possibility injection flaw and its position, optimize the gate position. in this paper, though the research of analogue of the runner system of metal - powder injection molding and the process of injection molding, we get the law of how the injection parameter influence the injection process

    在相同的射條件下,通過分析喂料在不同直徑和長度流道中的流動規律,得到了喂料在流道中的速度場、壓力場和溫度場,找到了流道長徑比的合理取值范圍,並得出通過改變流道設計可實現對現有設備資源充分利用的結論;給出了不同射壓力下,型腔壓力與充模時間關系曲線和喂料熔體平均充填速度與充模時間關系的曲線,得到了射壓力對充填時間和型腔壓力的影響規律,確定了最佳的充模時間、射時間和射壓力;通過分析採用不同位置射時射件關鍵位置單元的流動速度和壓力分佈,預測了射件的成形質量,或可能產生的及位置,優化了口設置。
  5. Based on the mechanism of hot cracking formation of castings, the cracking defects of furnace door frame castings was analyzed, and found that the main reasons causing cracking are as follows : construction of the casting was not reasonable, gating system was not proper, and pouring temperature was too high

    摘要根據鑄件產生熱裂紋的機理,對爐門框裂紋進行分析,找到了裂紋產生的主要原因是鑄件結構和系統不合理,以及溫度過高。
  6. Abstract : some kinds of defects in plate castings of gray cast iron are discussed, and varies kinds of gating systems and their advantages or disadvantages are analysed in this articles

    文摘:本文介紹了平板類灰鑄鐵件易產生的各類鑄造及其在生產中常用的各種系統,並分析了各類系統的優點。
  7. The defect of crack in the engine block of 8170 diesel engine has beem researched and analyzed, which can be solved and avoided through the following measures : optimizing the structure of engine block casting, improving alloying technology, perfecting pouring process and adopting normal inoculation before furnace and metal - stream inoculation during the period of pouring

    摘要對8170缸體裂紋進行了探討分析,通過優化鑄件結構,改進合金化工藝,完善工藝以及隨流孕育與爐前孕育工藝相結合等措施,使裂紋解決。
  8. Abstract : casting for denture restorative trame needs a high quality of equipment, the complex materials, a degree of difficult technique and the useful art. thus it has some difficulty of casting sharpeless and drawbacks ' caused at work. the mutual relations of casting alloy function and casting sprue system inquired, then the measures to solve this casting sharpeless and drawback were provided

    文摘:為解決鑄造牙科修復支架過程中因各種原因造成鑄件變形或,著重探討了因鑄造合金的性能與系統對鑄件的影響,並就解決鑄造變形與提出了相關解決辦法。
  9. Reference to the designation of die casting mould, we put forward some kinds of projects respect to the design and manufacture of dies of the special purpose machine. and we simulate die casting filling process 、 surface defect distribution and temperature field etc. of az91d magnesium alloy shell part with flow3d software

    設計時將參照壓鑄模的設計方法,提出多種方案,並使用flow3d模擬設計軟體來模擬金屬液的填充過程,預測可能產生的位置,從而決定系統的形狀和分佈,冷卻水道的流向和位置,分流錐的大小和位置。
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