Analysis in Vibration Reduction Characteristics of Track Dozer with Elastic Suspension 弹性悬架履带推土机的减振特性分析
Operator safety protection structure for crawler type dozer is kind of passive protection device to protect operators, consisting of two functions of ROPS and FOPS. 履带式推土机司机安全保护结构是一种用于保护司机安全的被动保护装置,具有翻车保护和落物保护两种功能。
A study in the Fuzzy Control of Cutting Depth of Dozer Blade 推土机铲刀切深量模糊控制研究
This paper introduces a new of differential steering gear equiped with heave-duty crawler dozer and analyses its working principle as well as the special application by kinematics analysis. 应用运动学分析的方法,对大功率履带推土机差速转向机构的工作原理及使用特点进行了讨论与分析。
The result shows that the dangerous section of the U-shaped frame is at the front end. All these provide a basis for the improvement of U-shaped bar of dozer. 结果表明U形架危险截面在其前端,为推土机U形架结构的改进提供了依据。
A Study on Traction Performance of Hydrostatic Dozer 静液压推土机的牵引性能研究
Design of an Energy-saving Pilot Control Hydraulic System on Dozer 推土机的节能型先导操纵液压系统设计
Several problems in the overall Performance test of track dozer 履带推土机整机性能试验中的几个问题
Maximum productivity of track dozers is one of the major parameters in dozer design. The maximum productivity depends on the dozer's control of track slip. When the slip is lower than 30%, the drive force will be in optimum condition. 履带式推土机的最大生产率是推土机设计的主要参数之一,其最大生产率取决于推土机对履带滑转率的控制,当滑转率低于30%时,可使推土机的驱动力达到最佳状态。
Through a comparison analysis on characteristics of pilot control hydraulic systems of two kinds of domestic dozers, a energy-saving pilot control hydraulic system with higher reliability is suggested with an intention to provide a reference for the design of dozer control system. 通过对国内两种推土机的先导操纵液压系统的特点进行对比分析,提出一种可靠性更高的节能型先导操纵液压系统,希望能对推土机操纵系统的设计提供参考。
The Usage Technology of Dozer in Special Environment 推土机在特殊环境下的使用技术
Dynamic Control System of Crawler Dozer 履带式推土机动力学控制系统的研究
Application of PID Control Technique Based on Parameter Fuzzy Self-Modify in Dozer Control System 模糊参数自整定PID控制技术在推土机自动控制系统中的应用
This paper introduced a new of differential steering mechanism of heave-duty crawler dozer is introduced, and the mechanism and its working principle are analyzed. 对大功率推土机的差速转向技术做了介绍,并对该机构的组成、工作原理及使用特点进行了讨论分析。
To equip elastic suspension on a crawler dozer can effectively dampen vibration and shock in its travel mechanism. 在履带式推土机中安装弹性悬架,可对其行走机构中的振动冲击进行有效的缓冲。
Application of Dozer to Desert Environment 推土机在沙漠环境中的使用
On the basis of systematic study, this paper points out: the agricultural hydraulic bulldozer is composed of agricultural tractor with hydraulic dozer blade. 本文通过对农用液压推土机的系统研究,指出:农用液压推土机是以农用拖拉机配置液压推土铲组成。
The principle of fuzzy control of the cutting depth of dozer blade and the fuzzy control system based on this principle are described in this article. 本文介绍推土机铲刀切深量模糊控制原理和以此原理构造的模糊系统。
In order to increase the efficiency and precision of eveling operation of track dozer, a track dozer model with blade moving straight forward was presented. A crawler dozer model with terrain sensing device was further designed on its basis, and a longitudinal leveling principle was suggested. 为提高履带式推土机平地作业的效率和精度,本文在提出表示铲刀纵前向运动的履带式推土机模型的基础上,进一步设计出带地形探测器的履带式推土机模型,并据此提出纵向找平原理。
Through test and analysis of working stress on balance beam and lengthwise beam of dozer frame, a strength design method and the basis for compiling load spectrum are given in the paper. 通过对推土机平衡梁和车架纵梁的工作应力测定与分析,掌握了推土机的强度设计方法,为编制载荷谱打下基础。
A Study on Design Method of Radio Remote Control System of Crawler Type Trimming Dozer 履带式推耙机无线遥控系统设计方法研究
Measurement on Impact Phenomena during Dozer Blade Lifting and Countermeasures 推土机提铲冲击现象测试及解决措施
Through the measuring of outer load and transmitting torque of dozer, the relation of outer load and transmitting torque on the dozing time and the dynamic performance of transmitting torque were analyzed. 通过对推土机外载荷和传动系转矩的测定,分析了推土机推土作业外载荷与传动系转矩之间的关系和传动系转矩自身动态性能。
The functions of directional valve in work attachment on a dozer are to control the system pressure of work attachment and to realize lifting, cutting and tilting of dozing blade or lifting and cutting of the ripper. 推土机工作装置换向阀的作用是控制工作装置液压系统压力、实现推土铲刀的提升、切土、侧倾和松土器的提升、切土等动作。
Longitudinally Leveling Track Dozer Model and Its Simulation 纵向找平履带式推土机模型及仿真
Steering clutch is one of the important parts in steering mechanism of crawler dozer, its manually designing and drawing are very complicate procedures. 履带式推土机的转向离合器是其转向机构的主要组成部件之一,其手工设计、绘图是一个复杂的过程。
Study on simulation test for automatic control system of dozer blade 推土机铲刀自动控制系统的模拟试验研究
Automatic levelling control system for blade of dozer 推土机铲刀自动找平控制系统