The thesis developed the optimization design software of geometric parameter for the worm gear including strength check module, the drawing contact lines module, the change lines of tooth thickness of worm, and the parametric modelling software for the reducer which includes parametric modelling of parts and assembly. the cad prototype system is very convenient because of its accessible interfere, simple operation and written in chinese. by input design parameters ， the cad system can make optimization design and strength check for the worm gear ， draw contact lines of tooth flank of worm - gear and change line of tooth thickness of worm ， judge if the tooth flanks of worm undercut and if the sideward tooth of worm - gear hob come to a point ， make project design and structure design for the reducer and draw its 2d parts and assembly
研究和開發了平面二次包絡環面
蝸桿傳動的參數優化設計和校核軟體系統：包括幾何參數設計計算模塊，強度校核模塊，繪制齒面接觸線模塊，
蝸桿齒厚變化曲線模塊和
蝸桿根切判別模塊；開發了平面二次包絡環面
蝸桿減速器外形與
結構尺寸數據庫以及傳動效率數據庫，建立了平面二次包絡環面
蝸桿傳動公差及極限偏差數據庫；開發了平面二次包絡環面
蝸桿減速器參數化建模軟體：包括零部件的參數化建模模塊和裝配圖的參數化建模模塊，其中零部件的參數化建模包括
蝸桿軸系的參數化建模、
蝸輪軸系的參數化建模、箱體的參數化建模、端蓋的參數化建模、軸承的參數化建模和其它零部件的參數化建模軟體模塊。
On the basis of the engage efficiency and lubricious conditions, theoretical transmission efficiency with the different drive ratios ( 1 / 50 and 6 / 31 ) of involute cylinder worm gears is analyzed. at the same time, the change trend of engage efficiency and transmission efficiency with different design parameters is discussed. the experimental investigation on transmission efficiency
從漸開線
蝸輪
蝸桿傳動的嚙合效率和潤滑條件兩個方面對不同傳動比的漸開線圓柱
蝸桿的傳動效率進行理論分析，並通過傳動比分別為1 / 50和6 / 31的漸開線圓柱
蝸桿設計參數得到
蝸桿潤滑條件的理論分析
結果和
蝸桿嚙合效率、傳動效率的變化趨勢，同時利用電測法對
蝸桿傳動的傳動效率、潤滑油平衡溫度進行測試，將測試數據與理論計算
結果進行對比分析，得出理論分析
結果的正確性。
This robot is a joint - robot like a man and uses worm and worm wheel and harmonic gear retarder in its machine which makes the structure of robot more refinement
機器人採用了關節式類人
結構，在機構上使用了諧波減速器和
蝸輪
蝸桿等裝置使機器人的
結構更加精巧。
The result indicates that this program is safe and reliable for pdew fuzzy optimization. the researching in this paper has been obtained some worth in fuzzy optimization design and motions of pdew
以某橡膠廠輪胎硫化機弧面
蝸桿減速器為例，驗證了該模糊優化設計程序，
結果表明該程序運算準確可靠，優化
結果可行。
The summer and the autumn passed ; the rose - tree bore roses and buds till the snow fell and the weather became raw and wet ; then it bent down its head, and the snail crept into the ground
夏天過去，秋天到來，玫瑰還在開花，
結骨朵，一直到雪飄了下來，寒風呼嘯，天氣潮濕；玫瑰樹垂向地面，
蝸牛鉆到地里。
Then there are those high points : romance and marriage to the right person ; having a child and doing those dad things like coaching my son ' s baseball team, paddling around the creek in the boat while he ' s swimming with the dogs, discovering his compassion so deep it manifests even in his kindness to snails, his imagination so vivid he builds a spaceship from a scattered pile of legos
當然生活也不乏熠熠光彩：墜入愛河締
結良緣；養育幼子身為人父，訓練兒子的棒球隊，當他和狗在水中嬉戲時，搖槳劃船前瞻后顧，感受他如此強烈的同情心? ?即使對
蝸牛也善待有加，發現他如此活躍的想像力? ?即使零散的積木也能堆出太空飛船。
Design and study of gaobazhou hydropower station ' s prestressing force reinforcing bar concrete snail casing structure
高壩洲水電站預應力鋼筋混凝土
蝸殼
結構設計與研究
In the first part, the method of velocity coefficient was used to design a 100mm diameter impeller with five single - arc - cylinder blades, and the method of velocity moment was applied to design the volute " s cross - section. the volute " s cross - section is a rectangle, which was designed as a whole structure with the front shroud of the pump. a special lighting window was designed on the side
在第一部分工作中，設計了一個帶半開式葉輪的微型泵：葉輪外徑100mm 、共5片單圓弧圓柱形葉片；
蝸殼採用速度矩法設計，內為矩形斷面，和泵殼前蓋板為一整體、透明
結構，側面專門設計一個打光窗口。
Abstract : a brief introduction to scientific research in the three gorges project ( tgp ) and the applications of research achievements is given, which include treatment of newly slited layer on the foundation of the first stage earth - rock cofferdam, dumping bottom technique of river closure in deep water, construction of cut - off walls in the second stage earth - rock cofferdams, 3 - d computer simulation of river closure, concrete casting alternatives and selection of major construction equipment for the second stage construction optimization of durability of raw materials of concrete, deep sliding resistance and stability of the intake dam section, the section of the intake of the power station, the intake penstock of the power station, layout and hydraulics problems of shiplocks, stability of high slopes of shiplocks, and optimization of the system structural anchor bars to reduce the risk of cracking in the concrete wall and 700mw turbine generator units
文摘:介紹三峽工程的科研項目，綜述三峽工程開工以來的主要科研成果及工程應用情況，包括：一期土石圍堰基礎處理與施工技術；大江截流上下游土石圍堰平拋墊底研究；二期圍堰防滲工程研究；大江截流計算機科學管理；大壩混凝土澆築方案及主要施工機械選型；混凝土的原材料和耐久性優化試驗研究；大壩基礎深層抗滑穩定研究；三峽電站進水口型式研究；鋼襯鋼筋混凝土引水管道研究；
蝸殼打壓、廠壩間伸縮節問題研究；永久船閘的引航道布置、輸水系統及水力學、高邊坡穩定、混凝土襯砌墻的
結構與支護研究；特大型水輪發電機組的科學研究。
A brief introduction to scientific research in the three gorges project ( tgp ) and the applications of research achievements is given, which include treatment of newly slited layer on the foundation of the first stage earth - rock cofferdam, dumping bottom technique of river closure in deep water, construction of cut - off walls in the second stage earth - rock cofferdams, 3 - d computer simulation of river closure, concrete casting alternatives and selection of major construction equipment for the second stage construction optimization of durability of raw materials of concrete, deep sliding resistance and stability of the intake dam section, the section of the intake of the power station, the intake penstock of the power station, layout and hydraulics problems of shiplocks, stability of high slopes of shiplocks, and optimization of the system structural anchor bars to reduce the risk of cracking in the concrete wall and 700mw turbine generator units
介紹三峽工程的科研項目，綜述三峽工程開工以來的主要科研成果及工程應用情況，包括：一期土石圍堰基礎處理與施工技術；大江截流上下游土石圍堰平拋墊底研究；二期圍堰防滲工程研究；大江截流計算機科學管理；大壩混凝土澆築方案及主要施工機械選型；混凝土的原材料和耐久性優化試驗研究；大壩基礎深層抗滑穩定研究；三峽電站進水口型式研究；鋼襯鋼筋混凝土引水管道研究；
蝸殼打壓、廠壩間伸縮節問題研究；永久船閘的引航道布置、輸水系統及水力學、高邊坡穩定、混凝土襯砌墻的
結構與支護研究；特大型水輪發電機組的科學研究。
Two faceted clear crystal small snails on a frosted crystal leaf
二在清楚水晶小
蝸牛上雕琢平面在一片
結霜的水晶葉子。
The development of topic selection of creative
新生大鼠耳
蝸增殖細胞的培養鑒定及超微
結構觀察
Influence of changing temperature on reinforcing bars of spiral casing structure in a hydropower station
溫度變化對水電站
蝸殼
結構配筋的影響
The aluminum alloy hull is empty inside to increase the intensity and dimension for heat transpiring, and to decrease the waste of eddy. the protection grade is 1p54
2鋁合金外殼特殊中空
結構，增大散熱面積和強度，並形成隔磁，減少
蝸流損耗，防護等級為1p54 。
Treatment of lumbar spondylolisthesis with posterior decompression, spinal fusion and rf pedicle screw spinal system
椎體間
蝸柱骨水泥充填
結合椎弓根釘內固定治療腰椎滑脫癥
The method can meet fully the need of the evaluation of the scuffing load capacity to all kinds of worm gear oil. the different kind of additives and varied contents of additive have obvious influence on the scuffing load capacity of worm gear oil. for mixing worm gear oil, the additives that suitable for worm gear oil should be made of anti - wear additive which is the mainly component and a little extreme pressure additive which has a gentle performance
試驗研究
結果表明：本文研究開發的
蝸輪
蝸桿油膠合承載能力臺架評定方法具有較好的重復性和區分性，能夠滿足評定各種
蝸輪
蝸桿油膠合承載能力的需要；添加劑的不同類型及不同復配形式對
蝸輪油的膠合承載能力有著較明顯的影響；在調制
蝸輪
蝸桿油時，適用於
蝸輪
蝸桿油的添加刑，應以油性劑為主劑，復加少量的性能較溫和的極壓抗磨劑。
Under opengl environment, we use four - side grids to reconstruct a worm surface and gain a solid modeling of worm. under the computer virtual reality environment, we simulate the manufacturing process of dual generating method
在此基礎上，在opengl編程環境下，以四邊形網格構造
蝸桿理論型面，以邊界表示法中的半邊數據
結構表達
蝸桿實體，獲得
蝸桿的三維實體模型及其型面數據。
Based on the tribology theory, the experiment method of the scuffing load capacity of worm gear oil was studied in this paper by means of the large number of groping evaluation experiments, and based on the test results of worm gear drive lubricated by 15 types oils and the surface analysis of worm gear after the experiments, the effect of oils and additives on anti - scuffing load capacity of worm gear pair was studied. the results show that the experimental method of the scuffing load capacity of worm gear oil has a good repeatability and distinguishability
本文運用摩擦學理論，通過進行大量的臺架評定探索性試驗，研究開發出
蝸輪
蝸桿油膠合承載能力臺架評定試驗方法，並在此基礎上進行15種不同配方的
蝸輪
蝸桿油的膠合承載能力臺架評定試驗和試驗后
蝸輪齒面的表面能譜分析，以考察潤滑油、添加劑對
蝸桿傳動膠合承載能力的影響
結果。
It can be predicated that the study results are useful to the design of worm gear transmission and the development of new - type lubricants
本文的研究結果對蝸桿傳動的摩擦學設計及新型潤滑油的開發具有實際指導意義。
