弹簧

Motibity changed by gear-box in direction and rotate speed is transferred to the blade axis on the right side to drive the blade axis. blade axis'parameter, blade assembling frame and blade assembling means are ascertained. The load and movement of the blade axis are analyzed. And the best blade rotate speed is ascertained. According to the request of no-tillage soil, the appropriate furrow openers are chosen. They are staggered and assembled in two rows .According to the sliding cutting request, the crucial parts of the anti-blocking——the sliding cutting blade, its edge curve is analyzed and designed in principle. The academic curve function is gotten. Combined with working practice and technics request, the blade's figuration parameter is designed, 65Mn is chosen as the material for blades. The working load is analyzed. And the intension of the sliding cutting is analyzed and checked with ANSYS software. At last, the spring rack of the suppress wheal is analyzed in principle. The theory and parameter of designing the spring rack of the suppress wheal. Experiment indicated that the anti-blocking capability of this anti-blocking equipment was excellent.

设计出适合此防堵装置的动力传输方案，动力经变速箱变向变速后从右侧传给刀轴，驱使刀片切割秸秆；确定出了刀轴的参数、刀片的安装结构和安装方法，对刀轴的受力和运动进行了分析，确定出了刀轴最佳转速；根据免耕地的要求，选择恰当的开沟器，并采用双排错位安装的办法，避免了"瓶颈"现象的发生；根据滑切的要求对此防堵装置的关键部件——滑切刀片的刃口曲线进行了理论分析和设计，得到了刀刃的理论曲线方程；结合生产实践及工艺要求，设计出刀片的外形参数，选择65Mn作为刀片的材料；分析和计算了刀片在工作中承受的载荷，运用ANSYS 软件对滑切刀片的强度进行了分析校核；最后对镇压轮的弹簧支架结构进行了理论分析，提出了设计镇压轮弹簧支架的理论和参数依据。

Each potential seismic source is simulated by a series connection of linear springs and slider called abasic system and the interaction between two basic systems is simulated by an equivalent coupling spring.

这一模型是将每一潜在震源等效为由线性弹簧和刚性滑块串联而成的子系统，相邻的两个基本系统之间的相互影响则用一个等效的耦合弹簧模拟。

The main principle of the DCcontactor:The electromagnetism coil switches on electricity thetitle iron to match with the iron heart on,the suction of theelectromagnetism system overcomes the counterforce of the springarouses the action of the contact, the main electric circuitconnected;The electromagnetism coil cuts the power the counterforceof the spring arouses the title iron from move to open, the headcontact breaks to open the output electricity arc give or get anelectric shock in drive to arc-extinct-chamber and made longer,thestrong cooling dissociates and put out,the main electric circuitcuts off.

接触器的主要原理：电磁线圈通电，衔铁和铁心吸合，电磁系统的吸力克服弹簧的反作用力带动动触头与静触头接触，主电路接通；电磁线圈断电，弹簧的反作用力带动衔铁和动触头弹开，触头断开产生的电弧在灭弧室中受到磁吹灭弧和电动力驱动被拉长，并强烈冷却去游离而熄灭，主电路切断。

In this paper, according to the application method of ANN, we can build up the neural network model of the congeneric spring fast design by learning and training a great deal of experiential design results.

本文提出的神经网络应用方法，只要对多组已有弹簧设计方案的结果进行学习训练，就能得到同类弹簧快速设计的神经网络模型。

The utility model discloses a magnetic lift device which comprises a main magnetic lift part, a rotating pole bracket, a transmission supporting saddle, a left rotating pole and a right rotating pole. A turning plate yoke device is arranged on the upper surface of the main magnetic lift part, and the turning plate yoke comprises a yoke head, a yoke head base, a constringent spring, a pulling rope as well as a rope sling. The yoke head is arranged slidingly in the hollow cavity of the yoke head base, and the constringent spring is arranged at one end inside the yoke head. One end of the pulling rope is fixedly connected with the inner end of the yoke head, while the other end is fixedly connected with the rotating pole. The rope sling is sleeved outside the pulling rope. A yoke platform matching with the lower surface of the front end of the yoke head is arranged at the tail end of a back support foot.

本实用新型公开了一种起重磁吊装置，包括磁吊主体、转杆支架、传动支座、左右转杆，在磁吊主体的上平面上还设置有翻板卡位装置，翻板卡位装置包括卡位头、卡位头座、压缩弹簧、拉索和索套；卡位头滑动设置于卡位头座内的中空腔体内，卡位头内端一侧设置有压缩弹簧；拉索的一端与卡位头内端固定连接，另一端与转杆固定连接；索套套设于拉索之外；后支脚尾端设置有与卡位头前端下平面相匹配的卡位平台；翻板转轴上套设有扭簧。

Introduced the process about identifying the principle of heating system to improve decarbonization of 60Si2Mn spring flat steel ,In the measurement and analysis process of the decarbonized improvements of spring slab and finished flat steel,bottlenecks of the decarbonized reasons are found by applying statistical techniques.

介绍了60Si2Mn 弹簧扁钢脱碳改进中加热制度原则的确定过程，在弹簧方坯和成品扁钢脱碳改进的测量和分析过程中应用了统计技术，直观、定量找出了脱碳产生原因的瓶颈，提出了进一步的改进措施，探讨了统计技术在品质改进中的重要作用。

Compared with the conventional analytic methods, the author studies the feasibility that the elastic bearing model is used to simulate the boundary constraint condition of the enrockment.

引入弹性边界模型，对比传统分析中对边界约束的处理，研究用弹性边界来模拟堆石体边界约束条件的可行性；选用规则典型的坝体，研究面板堆石坝的面板及堆石体的应力应变规律，特别是周边缝的变形规律；分别讨论了岸坡坡比、坝前水深、坝高、河床底宽等几何参数对弹簧系数取值的影响，确定弹簧系数的取值范围，给出了可用于实际工程计算的最佳取值范围；以松山面板堆石坝作为工程实例，验证弹性边界模型的实用性，并为工程建设提供了一定的参考。

According to by the time series estimate power spectral density\'s periodogram law principle,the research adopts five level of orbital power spectra which US Federal railway Administrative bureau FRA proposed;then,through the Fourier inverse transformation,the orbital not smooth time domain samples are obtained, which determine the track irregularity peak-to-peak value and the corresponding wave length; on the basis of the research,the influence of the wheel track dynamic contact force are considered.Based on the orbital roadbed coefficient\'s definition,computation model is established to solve the roadbed equispaced spring constant,and the roadbed uniform spring stiffness is obtained by using the numerical simulation method.Finally,based on the Matlab procedure platform,the computational procedure is established,and the load time interval caused by the moving train acts on the roadbed is obtained.

根据由时间序列估计功率谱密度的周期图法原理，采用美国联邦铁路管理局FRA提出的五级轨道功率谱，通过Fourier逆变换得到轨道不平顺的时域样本，确定了轨道不平顺的幅值及对应的波长，以此为基础考虑轮轨动态接触力的影响；基于轨道路基系数的定义建立了求解路基均布弹簧刚度的计算模型，采用数值模拟得到了路基均布弹簧刚度；最后，基于Matlab程序平台编制了计算程序，得到了运行列车作用到路基上的荷载时程。

An air spring port is provided in the housing for fluidly connecting to an air spring.

在阀体上还有一个空气弹簧口(39)，用于与空气弹簧(22)流体连通。

With ADAMS,a kind of dynamics analysis software,a dynamics model of vehicle with leaf spring and another with hydropneumatic spring were set up.

利用动力学分析软件ADAMS，建立了钢板弹簧车辆和油气弹簧车辆的动力学模型，开展了整车在随机路面上的平顺性仿真，分析了两种悬架对车辆平顺性的影响，并通过仿真数据与试验数据的对比，验证了动力学模型的正确性

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。