powder metal parts 中文意思是什麼
powder metal parts
解釋
粉末金屬配件-
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。 -
May also perform calibration, pressure equipment, wheel molding, cold extrusion molding metal parts, powder metallurgy products, the pressure molding process
也可從事校正、壓裝、砂輪成型、冷擠金屬零件成型、粉末冶金製品的壓製成型工藝。 -
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
在相同的注射條件下，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；給出了不同注射壓力下，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，得到了注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、注射時間和注射壓力；通過分析採用不同位置澆口注射時注射件關鍵位置單元的流動速度和壓力分佈，預測了注射件的成形質量，或可能產生的注射缺陷及位置，優化了澆口設置。 -
Sf - gp - cyp - iii mainly used for surface quenching, welding, metal powder sintering tube seam annealing and metal parts heat penetrating
主要用於鋼鐵機械零件的表面淬火釬焊粉末金屬的燒結，鋼管焊縫的退火，以及金屬部件的透熱等。 -
Powder metal is often used instead because it is undesirable or impractical to join the elements through alloying or to produce parts by casting or other forming consists of producing small particles, compacting, and sintering. the squeezing pressure with added heat bonds the metal powder into a strong solid. powdered metals can be ferrous, nonferrous or a combination of ferrous and nonferrous elements
金屬合金一般是無孔隙固體；因為煉制出的合金的實際效果不理想，或者通過鑄造和其他成型方式對小的顆粒進行壓制，燒結出來的產品零件無法滿足需求，因而人們常常使用粉末金屬來代替金屬合金。 -
Antirux ts801 is a volatile liquid possessing excellent water displacement and penetrating property, specially designed for the gears, bearings and other metal parts manufactured from powder compacting
安特力ts801是一種滲透性特強的揮發性防銹劑，專為粉末冶金齒輪、軸承以及其他金屬零件調配。 -
Screw powder delivery device of metal parts directly prototyping
金屬零件直接成型螺旋送粉器 -
In this thesis, the sls molding properties of some metal - base composite powders composed of metal powder mixed by several regularly used polymers " powder were studied, on the basis of which, a new sls composite material made by 316 stainless steel powder mixed by epoxy powder was developed and produced. the molding technics and adherent mechanism of the material in sls process was analyzed and studied, and the high temperature sintering technics of the green parts of the material was discussed as well
本文主要針對快速成型的sls方法，研究比較了幾種常用的聚合物粉末添加到金屬粉末中所構成的金屬基復合粉末的成型性，並且研製開發了316不銹鋼粉末與環氧樹脂粉末共混復合粉末作為成型材料，對其sls過程的成型工藝、聚合物粘接機理以及型坯的高溫燒結工藝進行了研究論述，並進一步對型坯的高溫燒結過程、燒結中的收縮變形和燒結后的強度作了分析研究。 -
As an important branch of rapid prototyping ( rp ), direct laser metal sintering ( dlms ) is used for manufacturing metal parts by scanning metal powder based on the process of selective laser sintering ( sls )
直接激光金屬燒結技術基於選擇性激光燒結快速成形工藝機制，採用粉末逐點熔化的掃描方式，對金屬粉末材料進行直接激光燒結成形制備金屬零件。 -
These research results provide a theoretical base of the optimize of injection process parameter and the mold design, and the significance of this research is the forecast of the quality and performance of injection parts, and the instruction of the manufacture of metal - powder injection molding. this will definitely be beneficial to enriching of mim theory and provide the theory guidance for the design of cavity die and runner system
本文通過金屬粉末注射流道和注射件成形過程的模擬研究，得到了注射參數對注射成形過程的影響規律，其研究成果為注射工藝參數優化與注射模具設計提供理論依據，對預測注射產品質量與性能，指導金屬粉末注射成形生產具有重要意義。 -
In this paper, a series of experiments are carried out with dlms for nickel - based metal powder materials, and the effect of process parameters in sample quality was investigated and analyzed. the main works are as following : ( 1 ) the effect mechanism of laser in metal powder and the nucleation mechanism are analyzed. ( 2 ) the process parameters that affect the quality of sintering parts are investigated and the way how they affect is clear
本文基於直接激光金屬燒結成形技術，通過對鎳基高溫合金直接激光燒結成形的研究，從工藝角度研究某型號鎳基高溫合金的激光直接燒結成形性能以及工藝參數對燒結製件性能的影響，所完成的工作主要有: （ 1 ）分析材料與激光相互作用的機理及熔池的動態快速凝固過程。
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