作者: 磨坊 時(shí)間: 2025-3-21 22:28
Synopsis, with the unique pair of parallel planes that contain the two shaft axes. The magnitude of . (mm/rad) is worked out and presented algebraically. Both the pitch line and its pitch are openly held to be (and later shown to be) of fundamental importance in design. The ., which is roughly speaking the r作者: 審問(wèn),審訊 時(shí)間: 2025-3-22 03:09
The Fundamental Law of Gearing,ion. See however §2.25. Properly constructed . gears, on the other hand, obey the fundamental law by virtue of the shapes of the profiles of their . sets of teeth. The shapes are determined by the underlying geometry of the required, smooth transmission of motion, and are thus describable by discove作者: urethritis 時(shí)間: 2025-3-22 04:43
Mating Involute Helicoids,dley [67]. Each of them showed that any two involute helicoids, axially mounted upon two shafts generally disposed, and in contact a single point, would under all circumstances (a) transmit rotary motion with uniform angular velocity, and (b) do so with the point of contact moving in a straight line作者: murmur 時(shí)間: 2025-3-22 10:52 作者: 儲(chǔ)備 時(shí)間: 2025-3-22 13:41 作者: 儲(chǔ)備 時(shí)間: 2025-3-22 20:12
Mechanics of the Phantom Rack,(d) the slip tracks. In this chapter 9B, we deal now with other geometrical aspects of the involute helicoid that are important not only in general but also in that they relate to the mechanical processes of the machine-cutting of teeth.作者: 小平面 時(shí)間: 2025-3-22 21:54
Mathematics of the Machining,he axis of the construct. Notice that, whereas for the sake of clarity and comparability the figures 3.03 and 9A.01 are drawn employing the same, comparatively large . (. = 60°), the more practical angles . in the figures of WkEx#1 at chapter 5B are much smaller; the two of them are, there, only 4.8作者: 主動(dòng)脈 時(shí)間: 2025-3-23 03:44 作者: Wallow 時(shí)間: 2025-3-23 06:36 作者: BLAND 時(shí)間: 2025-3-23 12:26
and rules without exploring first (and in a somewhat backwards-going direction) the complexities of the kinematic geometry. There remains, now in this book, a putting together of primitive geometric intuition,978-3-642-07918-4978-3-662-05302-7作者: 暗指 時(shí)間: 2025-3-23 17:28
Monotonic Strength and Fracturethe common perpendicular between the axes of the two shafts, which length is the ., but to imply that, whereas the so-called crossed-axes cylindrical helical involute gearing of the well known kind is not offset [1], the involute gearing being explored here is. The meshing is located, as has been sa作者: curriculum 時(shí)間: 2025-3-23 21:05 作者: 跟隨 時(shí)間: 2025-3-24 00:56
https://doi.org/10.1007/978-981-10-5696-3ion. See however §2.25. Properly constructed . gears, on the other hand, obey the fundamental law by virtue of the shapes of the profiles of their . sets of teeth. The shapes are determined by the underlying geometry of the required, smooth transmission of motion, and are thus describable by discove作者: 不知疲倦 時(shí)間: 2025-3-24 05:08
Composite Materials Engineering, Volume 2dley [67]. Each of them showed that any two involute helicoids, axially mounted upon two shafts generally disposed, and in contact a single point, would under all circumstances (a) transmit rotary motion with uniform angular velocity, and (b) do so with the point of contact moving in a straight line作者: 模仿 時(shí)間: 2025-3-24 08:06
A. S. Dzuba,A. A. Ionov,V. F. Kutyinovse purely geometrical questions relate to the kinds of practical questions we might naturally ask: (#1) about the shapes of the axodes of the gear sets; (#2) about the whereabouts of, and the characterizing features of, the ‘middle’ of a path of a moving point of contact Q; and (#3) about whether or作者: STELL 時(shí)間: 2025-3-24 14:09 作者: 貞潔 時(shí)間: 2025-3-24 18:51 作者: 高爾夫 時(shí)間: 2025-3-24 21:58
Design of 32-m Diameter GRP/Composite Bladehe axis of the construct. Notice that, whereas for the sake of clarity and comparability the figures 3.03 and 9A.01 are drawn employing the same, comparatively large . (. = 60°), the more practical angles . in the figures of WkEx#1 at chapter 5B are much smaller; the two of them are, there, only 4.8作者: Infantry 時(shí)間: 2025-3-24 23:16 作者: engagement 時(shí)間: 2025-3-25 05:44 作者: fiction 時(shí)間: 2025-3-25 08:13 作者: 知道 時(shí)間: 2025-3-25 15:38 作者: 聯(lián)合 時(shí)間: 2025-3-25 18:21 作者: 偽善 時(shí)間: 2025-3-25 20:28 作者: 諂媚于性 時(shí)間: 2025-3-26 00:52 作者: 陶瓷 時(shí)間: 2025-3-26 05:55
Book 2003I saw no clear way to go. This book is accordingly filled with internal tensions that are not, as yet, fully annealed. Subsequent writers may re-present the work, explaining it in a simpler way. Others may simply invert it. I mean by this that, by writing it backwards, from its found ends {practical作者: 縮影 時(shí)間: 2025-3-26 10:14
The Screw Systems and Gear Design,ummarize the imaginative steps that one might take to encompass in the mind’s eye the logic of the design argument. This second theme might be said to be a summary of the geometry, made in ordered retrospect, of the contents of this book; and this relates, of course, to the contents of §10.66.作者: 追蹤 時(shí)間: 2025-3-26 15:21
Xing Yan Tan,Hao Wang,Tae Gyu Kimapter 3, and having investigated for scientific reasons some key aspects of the geometry of pairs of hyperboloids sharing a common generator in chapter 4, we begin to study now, in this and the following chapters, the synthesis of offset skew involute teeth.作者: 歸功于 時(shí)間: 2025-3-26 19:08
https://doi.org/10.1007/978-94-009-6640-6t two different points. This means that the question of whether or not the said paths intersect is irrelevant to the question of exoticism. Back-handedness is a somewhat related but separate matter (§8.12 ..).作者: AWRY 時(shí)間: 2025-3-26 21:01 作者: Mosaic 時(shí)間: 2025-3-27 02:11 作者: FIG 時(shí)間: 2025-3-27 09:13 作者: 一再煩擾 時(shí)間: 2025-3-27 10:18
Helicality Tight Mesh and Backlash, . incidentally. The same might be said for any screw-symmetric twisted curve. In any event a screw-symmetric surface or a screw-symmetric curve remains endlessly the same in the direction of its own axis.作者: 帳單 時(shí)間: 2025-3-27 14:39 作者: Eructation 時(shí)間: 2025-3-27 21:18
Industrial Relevance of Device Modelling,ummarize the imaginative steps that one might take to encompass in the mind’s eye the logic of the design argument. This second theme might be said to be a summary of the geometry, made in ordered retrospect, of the contents of this book; and this relates, of course, to the contents of §10.66.作者: predict 時(shí)間: 2025-3-27 22:32 作者: compose 時(shí)間: 2025-3-28 04:34 作者: 思想流動(dòng) 時(shí)間: 2025-3-28 08:01 作者: febrile 時(shí)間: 2025-3-28 12:20 作者: esoteric 時(shí)間: 2025-3-28 15:32 作者: 前面 時(shí)間: 2025-3-28 19:29 作者: 反饋 時(shí)間: 2025-3-29 00:46
https://doi.org/10.1007/978-981-10-5696-3, means, in effect, .. Having said that, we can say this: .. In the machine-cutting of offset skew gears such as the well known ., the conveniently chosen shapes of the cut teeth of the wheel are imposed upon the mating cut teeth of the pinion by means of an imaginary, concave-convex exchange, follo作者: 花束 時(shí)間: 2025-3-29 04:41
Composite Materials Engineering, Volume 2eth. Speaking in terms of rigidity (in the absence of elasticity, vibration, wear and so on), the attainment of exact constant angular velocity ratio in spur and helical gears by means of involute action has been an exploitable and exploited possibility for 150 years [12] [13]. Matters have been at 作者: 公司 時(shí)間: 2025-3-29 08:23 作者: 喧鬧 時(shí)間: 2025-3-29 14:23
Xing Yan Tan,Hao Wang,Tae Gyu Kim items in chapter 4 will occur from time to time. Having noted the characterizing parameters ., Σ and . for a gear set of whatever kind in chapter 1, having established the fundamental law of gearing (a law for all gearing) in chapter 2, having studied the kinematics of spatial involute action in ch作者: 不規(guī)則 時(shí)間: 2025-3-29 19:33
,Algebraic Schr?dinger Representation,, . = +0.6, . = 140 mm. The ongoing synthetical work (the designing of the gears) will dominate the argument, but I will, from time to time, interrupt the flow of this to make general comment as required. Relevant sub-headed sections will, I hope, clearly direct the reader in this respect. The raw d作者: 刪減 時(shí)間: 2025-3-29 23:11
R. C. Wyatt,L. S. Norwood,M. G. PhillipsThere is no mention of doubly departed sheets in [1]; neither is there of offset. Until the appearance of the fundamental law and its generally applicable ramifications became clear, however, it was not easy to make progress. But the said law has now appeared [14], and I have, thereby, been able to 作者: 草率男 時(shí)間: 2025-3-30 03:34 作者: 輕率看法 時(shí)間: 2025-3-30 07:29 作者: 合唱團(tuán) 時(shí)間: 2025-3-30 12:18
https://doi.org/10.1007/978-94-009-4952-2sect a fixed line perpendicularly is called a ., the twisted curve of intersection between that surface and a coaxially drawn, circular cylinder is often called by the same name. I, as many others have done, will use the term . indiscriminately. Any surface that is . might also be described as being作者: 好色 時(shí)間: 2025-3-30 14:21 作者: Intercept 時(shí)間: 2025-3-30 19:54
Design of 32-m Diameter GRP/Composite Bladeh of its own core helix, namely . cot ., (b) at §3.04 that the said surface was accordingly screw symmetric about its own axis, (c) at §3.15 that the core helix is inscribed upon the throat cylinder of the relevant hyperboloid, and (d) at §3.18 that planar sections through an involute helicoid taken作者: harpsichord 時(shí)間: 2025-3-30 21:22 作者: ineluctable 時(shí)間: 2025-3-31 04:08
Industrial Relevance of Device Modelling,et expressed in the mixed terminology of classical line geometry and modern screw theory. This begins at §12.05. I try next, beginning at §12.14, to summarize the imaginative steps that one might take to encompass in the mind’s eye the logic of the design argument. This second theme might be said to作者: Free-Radical 時(shí)間: 2025-3-31 07:23
