拉模成型 的英文怎麼說
中文拼音 [lāmóchéngxíng]
拉模成型
英文
pulling form moulding-
The frozen coal destruction is the tension stress destroys, and establish the frozen coal cutting model in this foundation, obtains the cutting force, feeding force, tooth spacing according to the smallest energy principle. bring forward a rotary drilling mothod to unload the frozen coal, the broken ability is strong, without frozen depth limits, then obtains this machine working parameters, has combined this method with a grab and determined the plane of vehicle - carried rotary drilling movable coal - unloader
凍煤破壞是拉應力破壞，在此基礎上建立了凍煤的切削模型，根據最小能量原理得到截割力，進給力和截齒間距的計算公式，分析得到截割力與切削厚度成正比，隨著前角的增大而減小;截齒最優截距與截齒尺寸有關且與切屑厚度成正比;進給力隨著截齒前角增大而增大的規律。In the paper, the finite element simulation software dynafrom is applied to analyze the affect of different blank holder during the forming process of laminose stepped tubular part, predict the possible defects such as wrinkle and break, obtain the rational style of blank holder avoiding the occur of defects and determine the rational configuration of die. the forming affect of thin - wall shallow stepped tubular part is analyzed when using different lubricate condition ( friction coefficient ). by this method, the relationship between friction coefficient and drawing depth of laminose stepped tubular part is obtained
本文利用有限元模擬軟體dynafrom分析了不同類型的壓邊圈對薄壁階梯筒形件成形過程的影響規律，預測了採用不同類型壓邊圈時可能出現的成形缺陷如起皺和拉裂，獲得了防止缺陷產生的合理壓邊圈形式，確定了合理的模具結構形式；分析了不同的潤滑條件（摩擦系數）對薄板階梯筒形件成形的影響，獲得摩擦系數與薄板階梯筒形件的拉深深度的關系；分析了階梯筒形件成形過程中的不同階段的應力應變分佈、毛坯材料厚度變化情況，並獲得了階梯階梯筒形件能一次拉深成形的條件。Based on these years investigation and facture of mounding, stretching, our product variety is going up continuesly, involved area is expanding continusely too
憑借多年來對成型、拉伸等類型模具的研究和製作，使我們的產品種類不斷增多，涉及范圍不斷擴大。Shaped drawing dies for steel of square and flat section
方鋼及扁鋼型材的成形拉模A finite element model describing the drawing process of the heat - shield panel of automobile engine is established by using the commercial dynamic explicit code ls - dyna
摘要使用基於動態顯式演算法的商業軟體ls - dyna建立了某汽車發動機隔熱罩拉延成形的有限元模型，通過所建立的有限元模型分析了壓邊力對拉延成形的影響。Finite element simulation for stretch bending forming of t - shaped section of aluminum alloy
型材拉彎成形的有限元模擬The 3d simulation model of box deep drawing was presented and validated with the homologous experiment
摘要建立了矩形盒拉深成形的三維模擬分析模型，並將其與實驗結果進行了對比驗證。Second, many mechanical properties are tested, for example, tensile strength and tensile modulus, flexural strength and flextural modulus and impact strength. by the analysis of the tensile stress - strain curves and the flexural stress - strain curves, the results are as follows : 1 ) the voluminal content of fibre of composite making by vacuum assistant resin injection is more than other composites. 2 ) the mechanical properties of the needlepunching nonwoven fabric reinforced polymer composite are superior to these of the calendering nonwoven fabric reinforced polymer composite
首先，採用不同的增強材料（針刺非織造布和熱軋非織造布） 、不同的基體材料（ 961樹脂和306樹脂）和不同的成型工藝方法（手糊法、真空袋法和真空輔助成型法）製造出了一系列非織造布增強復合材料，然後對它們的拉伸強度、拉仲彈性模量、彎曲強度、彎曲彈性模量和沖擊強度等力學性能進行了測試，並分析了它們的拉伸載荷? ?位移曲線和彎曲載荷? ?位移曲線，結果表明真空輔助成型工藝能大大提高纖維的體積含量；針刺非織造布增強復合材料各項力學性能優于熱軋非織造布增強復合材料。The purple sand hand - drag base art breaks the banlance of old hitting base art and dang - base model from song dynasties to now
紫砂手拉坯工藝打破了自宋代起至今的傳統打坯鑲接成形法與模型擋坯、灌漿澆注成型法的一統天下，避免了傳統成型所留下的泥條接頭線與模型接線。Gfrp bar is a new antisepsis material and it have many availabilities, such as the resistance to corrosion, high strength - to - weight ratio, low electromagnetic properties and so on. however, to fully replace steel by gfrp bar, some aspects of their behaviour have to be determined, include smooth surface, low bond strength, low modulus of elasticity
玻璃鋼（ gfrp ）筋作為一種新型的防腐筋材，具有許多普通鋼筋所不能比擬的優點，如防腐性能好、抗拉強度高、絕電磁性、易於成型等，但也存在表面光滑、不易與混凝土的粘結、彈性模量較低等缺陷，因此解決玻璃鋼筋與混凝土的粘結強度問題是其技術關鍵。The changes of characteristics of material and geometry caused by stamping all influence the precision of cae. in this thesis it also shows that a typical structure and a simplified car model were built using one step forming and mapping method based on vpg and kmas software, thus enabling us to define it fast fine simulation method ( ffs ) ; likewise, the pure static bend test and the front impact test complied with ecer42 were respectively completed
4 .本文首次將快速精細模擬分析（ fastfinesimulation - ffs ）方法應用到車身典型結構件的靜態純彎特性研究，利用kmas軟體進行了該模擬模型一步成型拉延分析，通過試驗和模擬分析結果對比，驗證了拉延工藝對車身結構件力學特性的重要影響。The products are widely used in press - shaping, press - printing, stretching and cutting technique, such as, eyeglasses, rubber vulcanization, metal, hardware, sound box, key stoke, electricity, bullion jewelry, plexiglass, tableware, automobile, motorcycle, bicycle, bank card, ic card, printing, powder metallurgy, mould making, project construction, industries
產品廣泛適用於壓製成型、壓印、壓裝、拉伸、切斷等工藝，如眼鏡、橡膠硫化、金屬、五金、音箱、按鍵、電器、金銀首飾、有機玻璃、餐具、汽車、摩托車、自行車、銀行卡、 ic卡、印刷、粉末冶金、模具製造、工程建設等行業。This paper mainly describes the constructions of the formwork which is used in the monorail transit system in chongqing, and indicates that during the track girders ' fabrication, it is very important to pay attention to steel fabrication, orientation of conduct for tendon passing, the mixing, molding and maintaining of the concrete and the stretching of the prestressed tendon
介紹了重慶市單軌交通系統中的預應力混凝土軌道梁模板的構造，並闡述了在軌道梁製作過程中應重點做好鋼筋製作、預應力管道定位、混凝土拌制、成型、養護及預應力筋張拉等工序的工作。This series product can also be used as metal process molding agent, lubricant and cutting fluid for metal feathering, punching or forming, grinding cool finish, welding agent and lubricant in paper making
用作金屬加工鑄模劑、金屬拉絲、沖壓或成型的潤滑劑及切削液，研磨冷卻拋光劑、焊接劑、造紙工業中作潤滑劑。The process of rotary stretch bending without lateral compression and with lateral compression is analyzed separately, and the models of the stress distributing in the section and the springback are also presented separately to discuss the relations between pre - stretch force, lateral compression and the amount of springback. numerous experiments had been done on the equipment of ztlw - 8
本文以等邊角型材為研究對象，使用解析法分別對無側壓與側壓轉臺式拉彎成形過程進行研究，建立了成形區截面的應力分佈模型和回彈預測模型，從理論上探討了回彈半徑與預拉力、側壓力的關系。In this thesis it was proposed to simulate the drawing, trimming, flanging by using error - adjustment method. the initial trimming lines would be adjusted and optimized in the computer by adjusting error. if the shape error between the flanging boundary line and the target is larger than prescribed, the redundant area is subtracted from the initial blank by some amount of volume along the deformation path, and the insufficient volumes are added to the initial blank by the same amount
本文提出，利用基於變形路徑的誤差修正法（ error - adjustment ） ，結合cae技術將對初始修邊線的調試過程在計算機中進行模擬（包括拉延、修邊、翻邊、整形等）計算，通過控制翻邊后零件成型邊界與實際目標輪廓之間的尺寸誤差來優化修邊線，如果初始切邊、翻邊后的輪廓與目標體的邊界存在較大偏差，則初始切邊輪廓中多餘部分單元將沿其變形路徑以相同體積量被切除，不足部分則沿其變形路徑以相同體積進行補償。In the forming operation of stamping a complex shape, draw - wall wrinkling means the occurrence of wrinkles in the die cavity
在沖壓復雜形狀之間時，拉伸壁起皺就是在模具型腔中形成的起皺。The calculation results show that the stress distributing of the plug drawing tube is different because of different dies, the drawing force and pulling force are lager in arc die and the diameter and wall thickness are closer to the designing value in cone die
計算結果表明，不同的模具，芯拔管的應力分佈不同，弧形模成型的拔制力與芯棒后拉力較大，錐形模成型后鋼管的直徑與壁厚更接近設計值。In order to obtain the stress distributing rules of the forming process of short plug drawing tube and the differences of drawing force, pulling force and dimension precision under different dies, fe method was used and fe model of the plug drawing tube under different dies was built
摘要為了獲得不同的模具下短芯棒拔管成型過程中的應力分佈規律以及不同模具對短芯棒拔管拔制力、芯棒后拉力和尺寸精度的影響規律，利用有限元的方法，建立了不同模具下短芯棒拔管成型的有限元模型。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。分享友人