金屬成形模 的英文怎麼說
中文拼音 [jīnzhǔchéngxíngmó]
金屬成形模
英文
metal-forming die- 金 : Ⅰ名詞1 (金屬) metals 2 (錢) money 3 (古時金屬制的打擊樂器) ancient metal percussion instrum...
- 屬 : 屬名詞1 (類別) category 2 [生物學] (生物分類系統上所用的等級之一) genus 3 (家屬; 親屬) fami...
- 成 : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 金屬 : metal
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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 ]
摘要依據文獻[ 4 ]的模擬實驗結果,擬定了楔橫軋工藝成形階梯軸類件時軋件表面出現表面缺陷(蛇皮狀或魚鱗狀缺陷)時的金屬流動速度場。Thermal models show that even if the asteroids assembled immediately after the formation of the chondrules, 26al heating would have raised temperatures in the interiors of ordinary - chondrite bodies to a maximum of 1, 100 degrees c ? high enough to cause melting of metals and sulfides but too low to melt silicate minerals extensively and differentiate an asteroid
熱模型顯示,即使小行星在球粒形成之後立刻聚合,鋁26的加熱最多也只能將普通球粒隕石內的溫度提高到1100 ,雖可使金屬和硫化物熔化,但並不足以將矽酸鹽礦物大量熔化並造成小行星各層分異。It can produce fine plasticity, coacervation, and it will surround the mound and shaping, it is strong enough to keep its shape after through off the mold. so that it is easy to pour hot metal liquid
能產生良好的可塑性,能圍繞模子成型,並在去條模子后具有足夠的強度保持其形腔,便於灌金屬熱液。The inside fashion of the sway oil pump stator is complex, its wall thickness is pockety and the metal flow law is difficult to master. at the present time, the investigation of warm extrusion forming technique for the nonuniform wall thickness forging has few to been done. the forming technique and die configuration which use for production have not achieve optimization
由於轉向油泵定子的內部形狀復雜,零件壁厚分佈不均,金屬流動規律難于掌握,目前人們對這種非均勻壁厚鍛件的溫擠壓成形工藝研究幾乎沒有,其成形工藝及生產用模具結構並未達到最優化。In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production
論文具體分析研究了不同成形工藝過程中金屬流動的特點,並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚度(底部高度)與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響進行了分析,獲得了坯料在不同凸模行程下的等效應變場、速度場等場變量及凸模行程-載荷曲線,同時對油泵定子成形過程的影響因素等進行了分析,優化並獲得了合理的溫擠成形工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數進行生產實驗,得到實際生產出的合格油泵定子件,並將模擬結果與生產實驗結果進行比較。In - depth knowledge of supplier base in the following manufacturing processes / products : investment / lost - wax / precision casting, zinc die - castings, aluminum casting ( gravity & pressure ), iron casting, permanent mold casting, sand casting, powdered metallurgy, mim, steel forging, brass forging, cold forming, stamping, deep drawing, fine blanking, machining ( milling, turning, etc. ), sheet metal fabrication, screw machining, cnc machining, mould making, tool & die, assembly, fasteners, springs, etc
對以下金屬製造工藝/零部件的供應商有資深專業經驗:脫蠟/精鑄件,鋅合金壓鑄件,鋁鑄件(澆鑄或壓鑄) ,鐵鑄件,永久模鑄件,沙鑄,粉狀冶金零件,金屬粉末注射成形件,鋼鐵鍛造,黃銅鍛造,冷鍛/冷鐓,沖壓件,拉深引深件,精密下料,機加件(自動車,數控機床,銑,車,磨等) ,板金件,制模及模具裝配、標準件,彈簧類。Oval leather pieces fastened together and embellished with conchos. etched buckle for closure. a real cowgirl statement. 2 3 / 8 inches wide
由一個個橢圓形的皮帶圈組合而成,皮帶頭是一個類似被風化了的金屬模樣。In actual engineering problems such as metal forming, structure crashworthiness et al., there are a great number of interface problems with elasto - plastic large deformation. when such large deformation or distortion is solved by finite element method, it must remesh process must be developed to get the less accurate numerical result
在金屬成型、結構碰撞、穿甲等工程領域存在大量的彈塑性大變形接觸問題,用有限元法模擬這些過程時,由於變形畸變的存在,往往需要採用網格重劃分才能得到較為準確的計算結果。The calculation model about the runner system of the downsprue of metal - powder injection molding ( mim ) and the finite element analysis of injection parts molding have been established. the analogue analysis of the molding process of metal - powder injection molding has been made and draw some correlative conclusion
基於連續介質理論和有限元理論,建立了金屬粉末注射成形澆注系統的流道和注射件成形有限元分析計算模型,並對金屬粉末注射成形過程進行了模擬分析,得出了相關的結論。With the focus on the structure and components character of plate metal / ceramics graded coating, this paper extends and improves the thermal elastoplastic analysis model of trilayered materials derived by suresh et al and builds the theoretical model of thermal elastoplastic stresses analysis of plate metal / ceramics graded coating, and this paper also analyzes the thermal elastoplastic stresses and deformation of metal / ceramics graded coating
本文針對平板狀金屬陶瓷梯度塗層的結構和組成特徵,推廣和完善了suresh等人的三疊層材料的熱彈塑性分析模型,建立了平板狀金屬陶瓷梯度塗層熱彈塑性應力分析的理論模型,對金屬陶瓷梯度塗層的熱彈塑性應力和熱彈塑性變形進行了分析。A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide
把矩形波導一個寬面外突成均勻曲面構成的新波導統稱為共形波導.利用金屬波導邊界條件、變分法、邊界元素法構造這種新波導中主模場的一種近似解表達式,包括曲面橫截線為對稱、非對稱圓弧,拋物線弧,雙曲線弧,橢圓弧等.然後根據等效原理,推導非對稱圓弧矩形波導曲面上窄的縱向半波長縫隙的等效諧振電導的近似計算公式,給出計算曲線.這種解雖然是近似的,但卻能解決這類共形波導縫隙天線的工程設計At the same time, using simulation results of dynaform to analyse stress and strain distributing of metal in the forming process, and gains curves of forming load in the different cases
同時利用dynaform的模擬結果,分析了金屬成形過程中的應力、變分佈,得到了不同情況下的成形載荷曲線。The study covers regional geology, the physicochemical conditions of cu - ag polymetallic mineralization area, transport forms of copper and silver, the ore - forming geochemical mechanism of cu & ag, the geochemical characters of major element, trace element and lanthanon in mineralization field, the ore - forming age and geochemical mode, and so on
研究內容包括:區域地質和礦田地質,銅銀多金屬礦形成的物理化學條件,銅銀遷移形式,銅銀富集的地球化學機理,礦田常量元素、微量元素和稀土元素地球化學特徵,白秧坪銅銀多金屬礦田成礦時代和地球化學模式等。Melted metal is poured into a mold to harden into shape.
熔化之金屬倒入模子中以冷卻成形。The numerical simulation technology of metal forming is one of the pop domain in metal plastic forming, play a great effect in industry
金屬成形數值模擬是金屬塑性加工領域的熱門課題之一,在工業中發揮著巨大的作用。By using finite element simulation method and plastic distortion theory, the author analyzes the principle of the stretch bending forming and builds finite element model of rotary stretch bending
本文採用有限元模擬的方法,結合金屬成形的塑性變形理論,深入分析了拉彎的成形機理,建立了用於轉臺式拉彎成形模擬的有限元模型。Liquid - solid extrusion of composite material is a new kind of metal forming process, which has been developed in recent years with a promising practical application prospect for its simple working procedure, low cost and good workpiece performance. but it is difficult to set up an accurate mathematical model because the process is a multivariable nonlinear time varying system. so this process ca n ' t be put into practical uses for the difficulties in process parameters control
復合材料管、棒材液-固擠壓成形工藝是近幾年發展起來的一種金屬成形新工藝,具有工序少、成本低、製件性能好等特點,應用前景廣闊,但該工藝是一多變量非線性時變系統,很難建立精確的數學模型,過程參數難于控制,限制了該工藝的實際應用。Study on the phenolic oxidation by h2o2 using dinuclear copper metallomicelles as synthetic peroxidases
雙核銅配合物形成的金屬膠束模擬過氧化物酶催化過氧化氫氧化苯酚的研究It is the key to establish the control model for deformation path during the process of metal forming
而在金屬成形過程的應變路徑準確控制中,控制模型的建立是一關鍵。It " s very essential to correctly determine the material parameter in constitutive model for appropriately analyzing and simulating the process of metal forming
正確確定本構模型中的物性參數是金屬成形過程準確分析和模擬的基礎。分享友人