鑄造速度 的英文怎麼說
中文拼音 [zhùzàosùdù]
鑄造速度
英文
casting speed- 鑄 : Ⅰ動詞(鑄造) cast; coin; make Ⅱ名詞1. (古國名) zhu, a state in the zhou dynasty2. (姓氏) a surname
- 造 : Ⅰ動詞1 (做; 製作) make; build; create; produce 2 (假編) cook up; fabricate; concoct 3 [書面語...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 鑄造 : [冶金學] cast-on outwell; foundry; cast; casting; found; founding
- 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
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An operator should be able to operate a number of such machines, at a maximum casting speed.
一個操作工人可以最快的鑄造速度操作數臺這樣的鑄片機。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;澆注溫度越高、直澆道空心面積率越大,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;一定的直澆道長度及直澆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缺陷。Rapid prototyping technology changed the traditional pattern of product design, which could offer product sample for the designer, reduced design cycle and quicken the schedule of new product design, and it gave the decision - makers visual feeling. ; rp technology provided kinds of molds including resin - boncled mold laminate mold, investment mold and lost foam casting mold and so on for sand casting investment casting and cavityless casting, it could also use direct shell production casting to make pattern dies metal dies die - casting dies injection dies directly, and it could even produce casting products in small scales. the applications of fdm technology in plaster precision casting and the rapid casting technology based on sls technology were introduced, the organic combination between rapid prototyping tecnnology and foundry process, which initiated a new period of rapid manufacturing metal parts, by using advanced new technology alternated traditional foundry industry to make it looked brand - new, thus, the competition of foundry industry would be improved ; rapid prototyping technology offered a rapid economical feasible technical method, common processes of using rapid prototyping technology to produce dies were discussed, in the paper it explored that. the problem of combining rapid prototyping technology with electric arc metal - spraying technology to make metal dies and technics in dies manufacturing of combining rapid prototyping technology with precision casting, rapid tooling based on rapid prototyping, integrated advanced new technology and tradition technology of rapid prototyping manufacture, each superiority were exerted, rapid prototyping technology had been an efficiency measure to rapid update products and develop new product, and to middle -
快速成型技術改變了傳統的產品開發模式,可以為設計者提供產品樣件,縮短設計周期,加快新產品的開發進度,為決策者提供直觀性;快速成型技術迅速提供砂型鑄造、熔模鑄造、實型鑄造用的各種模樣,包括樹脂模、層壓模、熔模和消失模等,還可採用直接制殼鑄造法直接製造熔模鑄造用的壓型、金屬型、壓鑄型、注塑模,甚至直接製造小批量鑄件,介紹了熔積成型技術在石膏型精密鑄造上的應用和基於選擇性激光燒結技術的快速鑄造技術,快速成型技術與鑄造工藝的有機結合,開創了快速製造金屬零件的新階段,對用高新技術改造傳統的鑄造工業,使其面貌煥然一新,增強鑄造行業的競爭能力;快速成型技術為母模的製造提供了一條快速、經濟、可行的技術途徑,討論了利用快速成型技術製造模具的一般工藝方法,探討了將快速成型技術與金屬電弧噴鍍技術結合起來快速製造金屬模具問題,以及快速成型技術與精密鑄造技術相結合的模具製造工藝,基於快速成型製造的快速模具技術,集成了快速成型製造高新技術和傳統技術,發揮各自優勢,已成為產品快速更新換代和新產品開發及中、小批量生產的有效手段之一。The effect of compound casting technology and compound modification on the properties of high speed steel roll collar was studied. the results showed that compound high speed steel roll collar with high and even hardness and good bond between outer and inner layers could be gained when the modified colbalt free high speed steel in outer layer and nodular iron inner layer in connection with appropriate rotational speed of centrifugal machine, pertinent pouring interval between two kinds of the melt and moderate pouring temperature as well as surface induction heat treatment were chosen. it is indicated in industrial use that the service life of compound roll collar is higher by 5 times than that of high chromium cast iron collar
研究了離心復合鑄造工藝和復合變質處理對高速鋼輥環性能的影響,結果表明,選用變質高碳無鈷高速鋼作外層,用球鐵作內層,選擇合適的離心機轉速、兩種金屬熔液澆注間隔時間和澆注溫度,結合採用表面感應熱處理工藝,可獲得硬度高、均勻性好、內外層結合良好的高速鋼復合輥環,用於工業生產其使用壽命比高鉻鑄鐵輥環提高5倍以上。Automatic temperature coutrol can precisely control the crystalization temperature to ensure grain structure, mechanically controlled casting die speed is used to ensure the density of material
自動溫控系統對結晶溫度實施準確控制以確保晶粒結構(金相)符合要求。機械控制恆定的鑄造結晶速度以保證材質的緻密性。According to simulation results we decide the location of parting face and cooling system 、 the shape and location of runner and gating system etc. after that we take the az91d magnesium alloy shell of motorcycle engine as an example to proceed fine factors ( plunger injection speed 、 pouring
然後以az91d鎂合金摩托車發動機外殼為例,進行五因素(壓射速度、澆注溫度、鍛造時間、壓射比壓、鍛造壓力)四水平l16 ( 45 )正交實驗,在普通壓鑄過程中關閉鍛造功能。The technology not only reduces working procedure but avoids conversion errors caused by making transition model, and can ensure edm performance of the obtained electrode using the combination of puls
該工藝不僅減少了工序,還避免了因翻制過渡模型帶來的轉換誤差,將脈沖電鑄和電弧摘要噴塗紫銅背村相結合製造電極,能保證電極的電加工性能,可以實現高效率、高精度和低成本的快速模具製造。But it is impossible for the traditional electroforming to be widely used due to the long process time, the poor metal distribution which is often seen. nano metal has special performance of mechanics and physics, but the making of nano metal block is difficult, and it ' s making method is not perfect, so the study of nano metal block is very difficult. man pay more attention to rapid prototyping which is a new machining method, but to make metal accessory using rapid prototyping is very difficult, it restricts development of rapid prototyping
目前電鑄技術存在著加工時間長,鑄層均勻性差等缺點,嚴重製約著電鑄技術的應用與發展;納米金屬具有特殊的力學和物理性能,但是納米金屬塊體的制備有一定的難度,而且制備方法也不成熟,因此對納米金屬塊體性能的研究有一定的難度;快速成型作為一種新型的加工方法,越來越受到重視,但現在的快速成型技術對製造金屬零件有很大的難度,這也是制約快速成型技術快速發展的一個瓶頸。Sintering speed increased greatly with the help of great quantity of heat of the molten iron, the great quantity of heat sent out from the carbonizing reaction and a little quantity of liquid, this sintering type is an instantaneous sintering, the sintering compacting can carry completely in a few minutes, the degree of sintering compacting is very high. ( 6 ) the vc - fe surface composite has high rigidity, it ' s rigidity exceeds 60hrc, under condition of dry sliding friction and overloading
鑄造燒結時,過熱鐵水的巨大熱流密度沖擊、粉料壓坯中的碳化反應的放熱以及壓坯中少量液相的產生使壓坯的燒結速度大大提高,此時屬瞬間液相燒結,在十幾分鐘內燒結過程即可完成,可達到很高的緻密化程度。 ( 6 )鑄態下vc一fe表面復合材料具有很高的硬度,其鑄態硬度) 60hrc 。Test method for properties of investment casting slurry - part 8 : the laser speedy mensuration method for the determination of refractory powder granularity
熔模鑄造塗料性能試驗方法第8部分:激光快速測定法測定耐火粉料粒度Prototype terminals for quiet aircraft, precision pressure to speedfast, simple operation. using high temperature ductile ironmaking body, making the overall ruggedness and durability greatly enhanced
該機為泛用型靜音端子,壓接精度高速度快、操作簡易。採用高強度球墨鑄鐵本體構造,使得整體的堅固性及耐用性大大的提高。With the rapid development of manufacturing, in the casting yield the castings with higher quality and precision are required
隨著製造業的飛速發展,在壓鑄領域對鑄件的質量和精度要求也越來越高。After studying the precision of fdm process, a rapid edm electrode fabrication technology based on fdm is developed, the technology, which combined pulse - reverse electroforming with strengthening of copper wire - arc spraying, can obtained compact crystal electrode ' s working part, and strengthened filling part which has big adhesion strength, better electricity and heat conductivity, the edm performance of the obtained electrode reaches that of electrolysis copper electrode
繼fdm工藝精度研究后,開展了快速模具製造技術的研究,建立了基於fdm原型快速製造電加工電極的工藝。該工藝將脈沖電鑄和電弧噴塗紫銅背襯相結合,獲得了結晶緻密的電極工作層和結合強度高、導電與導熱性良好的電極背襯層,得到的電極達到了常規機加工紫銅電極的電加工性能。The speed became fast at the temperature 1050. the reaction could carry completely when billets was kept in vacuum tube for 3 hours " at 1050 temperature, under the striking of great quantity of heat when the molten iron poured into the mold, the reaction was blazed rapidly and continued at a high speed. the diffusible speed of v and c was very fast because the billet was heated over 1300 in a moment, so the reaction ca n complete in a few minutes
( 5 )碳化反應v + c vc在900左右開始發生,此時是固相反應,反應速度較慢,反應不能進行完全,隨溫度升高,該碳化反應的速度加快,在1050保溫3小時可以進行完全,在鑄造燒結時在過熱鐵水的巨大熱流密度沖擊下, v + c vc立即被激發,並以很快的速度進行,由於坯塊被加熱到1300以上,此時c和v擴散速度很快,因此鑄造澆注后的幾四川大學碩士學位論文分鐘內反應可以進行完全。分享友人