進給運動 的英文怎麼說
中文拼音 [jìngěiyùndòng]
進給運動
英文
feed motion-
The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production
本文展開研究並取得一定成效:構建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。The system can display in 3d the robots with higher quality graphics on pc by adopting the solid model technology, and modify the model of robots according to the size given by users, so that the parametric modeling is realized under interactive mode. it realizes the graphics simulation of robots in kinematics in both articulatory space and cartesian space, and it also realizes the animated simulation of trajectory of linear interpolation in point - to - point mode. the movement of robots can be realized by graphics teaching or programming
該系統採用實體造型,能在微機上顯示較高質量的機器人的三維圖形,可以按照用戶給出的尺寸修改模型,在交互方式下,實現機器人的參數化造型;系統能夠在關節空間和笛卡爾空間中進行運動學的圖形模擬,能進行點到點直線插補軌跡的動畫顯示,機器人的動作可以示教再現,也可以由程序設定。Dynamic model of satellite is built up with astronomic method, and a short - arch forecast arithmetic of satellite orbit in short arch with single site is given, which is of high precision when only angle data is available
本文使用了天文方法建立了人造衛星運動的數學模型,給出了一種只使用單站短弧段測角數據對人造衛星軌道進行高精度預測的演算法。The progressive movement, which had already brought important changes in federal policies, stood on the verge of culmination and fulfillment.
已經給全國政治帶來重大變化的進步運動,即將進入高潮,並完成其歷史使命。After introducing some backgrounds and the state of art of motion editing and motion synthesis, we introduce some basic operations of motion editing and show implementation results in eidolon. chapter 3 describes inverse kinematics, and two real time algorithms : ccd and jacobian transpose are discussed in detail. in chapter 4, we introduce the principle of multiple level b - spline, and motion path editing is achieved with such spline
在介紹了運動編輯和合成的一些背景知識和研究現狀后,本文第二章概述了運動編輯的一些基本操作並給出了在eidolon中的實現結果;第三章介紹了逆向運動學演算法,著重講述了兩個具有實時性的演算法:循環坐標下降法和雅克比轉置法;第四章詳細介紹了多層次b樣條原理和用其進行運動路徑編輯的方法。Kinematics of the axial piston pump with swash plate yoke ' s angle were analysed. there was a lot of analysis about relative movement between piston and cylinder block, between piston and swash plate, between slipper and swash plate. at same time, the movement simulation curves were given
對軸向柱塞泵進行運動學分析,重點是對柱塞與缸體之間,柱塞與斜盤之間以及滑靴與斜盤之間的相對運動進行分析,並且分別給出了模擬曲線; 2For rotary axes can be made less expensive, easier and more compact than a linear guide at the same precision level, a rotary arm that carries a diamond tool combined with a fast tool servo are used to replace the straight lines
由於旋轉抽與同等精度的直線導軌相比,具有製造難度小、成本低及結構緊湊等優點,所以採用具有快速伺服機構的金剛石刀架擺臂代替直線導軌進給運動方式。According to the parameter we carries on the structure, the hydraulic system design and the blueprint, making this machine realize rotary drilling movements, break the frozen coal and unload the frozen coal to the outside of rail car ; carries on the processing, the assembly and the debugging of this machine
根據得出的參數進行結構和液壓系統的設計,繪制圖紙,使該機實現旋挖進給運動,破碎凍煤和凍煤卸車;進行零部件進行加工、裝配,經過樣機調試,達到了設計的目的。The technique core of the 3 - d outline tracking scan lies in the adoption of several photoelectric sensors, laser measuring sensors and super voice wave measuring sensors to carry on probing, the single chip makes the photoelectric signal examined as the control basis, and controls the step motor to drive measurement machines and probing sensors to make outline tracking and scans movement along high and breadth direction of the vehicle, and record its outline track, and the data measured is delivered to the computer, finally, acquires the size of the vehicle checked through the place of computer data processing
三維輪廓跟蹤掃描技術的核心在於採用多套光電傳感器、激光測距傳感器、超聲波測距傳感器進行探測,單片機把檢測到的光電信號作為控制依據,控制步進電機驅動測量機及探測傳感器在車長、車高和車寬方向上作輪廓跟蹤掃描進給運動,記錄其輪廓軌跡,並把測得的數據傳送到上位機,經上位機數據處理獲得被檢車輛的特徵尺寸。We should stand a higher level and take deeper consideration about some disturbs or some uncertain factors in situation of higher precision and tinier process. otherwise, zero mechanical gearing has nonsense
在要求高精度微進給的場合,必須站在更高的層次上,考慮更多的攝動與擾動等不確定因素對進給運動的影響,否則,零傳動將失去原來所希望的意義。First, it delves into the key technique of eis ? image registration, and presents an effective registration algorithm which is from coarse toprecise and form local to global. second, it applies recursive kalman filtering technique inmotion filtering of registration parameters and makes motion compensation for practical image. finally, it takes advantage of mosaicking to reconstruct undefined regions to avoid theubiquitous information missing and image degradation. this algorithm has high precision as wellas high speed
首先,對電子穩像中關鍵環節? ?圖像配準技術進行了深入研究,給出一種由粗到精、由局部到全局的高效配準演算法;接著,採用了遞歸kalman濾波技術對配準參數進行運動濾波並對實際圖像進行運動補償;最後,利用了圖像拼接技術進行「無定義區」重建,避免了普遍存在的信息丟失和圖像降質問題。Finally, for the definite mechanism and indefinite size of industrial robots ' executor as well as the size ^ optimization goal, the mathematic model is set up to optimize the executor ' size with using complex optimization method. next, for the optimized executor, the desired trajectory and planning goal, the kinematics model and proper referent and motive coordinates systems are set up. by making use of the result of the previous motion analysis, genetic algorithm is applied to the trajectory planning of executor
最後,對于結構給定而構件尺度未定的工業機器人執行機構,先根據機構尺度優化目標,建立數學模型、用復合形法進行構件尺度優化;再根據給定的期望軌跡和規劃目標,建立數學模型,利用復指數變換法對執行機構進行運動分析的結果,採用進化演算法對工業機器人進行軌跡規劃。The influence of feed movement of the nc machine on machining accuracy
數控機床進給運動對加工精度的影響Resultant movement of feed
合成進給運動Principal feed motion
主進給運動Table feed motion
工作臺進給運動The spindle is supported by high - accuracy rolling bearing ; the frequency governor imported from abroad is used in the main drive system to realize stepless speed regulation and constant linear cutting functions ; the bed is supersonic frequeney hardened, plastic coated guide ways are used for the carriage ; and stepping motor of acservo motor are used x and z axis to realize feed movement via the ball screws
主軸採用高精度的滾動軸承支承;主傳動採用進口變頻調速器,實現無級調速功能及恆線速切削功能;床身採用超音頻淬硬處理,採用貼塑導軌; x軸和z軸均採用步進或伺服電機,通過滾珠絲杠,實現進給運動。The constitution of control system of high - speed cnc engraving and milling machine is analyzed in chapter 3, given emphasis to motion controller, spindle driver and feed driver
第三章分析了計算機高速數控雕銑伺服系統的構成,著重研究了運動控制器、主軸驅動部分和進給驅動部分。A ball has no power by which it can put itself in motion but as soon as you throw it, you impart energy to it.
球並不具有使其本身進入運動狀態的動力,但你一扔它,就給了它能量。Edges of the image are detected out firstly, labeled according to the motion that they obey then and the areas of the frame between edges are divided into regions. at last, using the bayesian framework presented determines the most likely region labeling and depth ordering with the labeled edges
首先使用經典的canny運算元檢測出一幀圖像的邊緣,然後對其進行運動估計、邊緣和區域標定,再應用最大后驗概率的貝葉斯方法搜索出不同區域的極大似然分割,給出不同運動層的相對深度標定。分享友人