Influence of input speed on dynamic load performance of spiral bevel gear transmission
The change of input speed is directly reflected in the dimensionless meshing frequency ω H changes. The dynamic load coefficient […]
The change of input speed is directly reflected in the dimensionless meshing frequency ω H changes. The dynamic load coefficient […]
Spur gear transmission is the most important transmission mode in mechanical equipment. It has the advantages of high transmission efficiency,
This paper makes a systematic analysis and Research on the vibration reduction of spiral bevel gear transmission based on additional
The dynamic characteristics of spiral bevel gear transmission system with additional damping ring are studied. The main contents are as
The figure shows the dynamic model of spiral bevel gear transmission system under elastic support. Establish a rectangular coordinate system,
Spiral bevel gear is widely used in the high-speed stage of various mechanical transmission systems, such as aviation reducer system,
The main function of hypoid gear is to carry out spatial staggered shaft transmission. The so-called staggered shaft refers to
The overall error is treated as a discrete point on the contact line of the helical gear to indicate the
According to the actual meshing sequence of the helical gear, the overall error curve of the unit helical gear pair
The overall error curve of helical gear is a complete error curve of helical gear, which is formed by measuring
Figure 1 shows the influence curve of helical gear tooth surface friction coefficient on dominant frequency resonance. It can be
Gear error is another important excitation source of gear vibration and noise. The error is the difference between the actual
At present, foreign researchers gradually realize that the influence of gear friction on the dynamic characteristics of transmission can not
The dynamic excitation of spur gear transmission system is an important part of studying the dynamic characteristics of spur gears,
Spur gear transmission is widely used in the fields of machinery, electronics, textile, metallurgy, mining, automobile, aviation, aerospace and shipbuilding.
In view of the poor working conditions and large load bearing of the transmission gear of a heavy truck, which
Compared with other curve tooth bevel gear pairs with vertical axis, hypoid gear pair has the following advantages: (1) The
Hypoid gear pair is a special kind of curved bevel gear transmission used to transfer the motion and load between
In order to accurately evaluate the reliability variation law of gear transmission system of flying vehicle, 3000 h reliability is
Based on the research of bionics theory, combined with the characteristics of automobile gear meshing transmission, and based on the
Gear transmission device is an important component widely used in mechanical equipment. Today, with the rapid development of industrial production,
For the gear transmission system of flying vehicle, the meshing times of each gear in the system are different at
The gear transmission system of flying vehicle studied in this paper is composed of one-stage planetary gear train and two-stage
Traditional flying vehicles refer to land and air amphibious vehicles that can drive on the ground and fly in the
With the development of the concept and technology of flying vehicle, automobile gear transmission system has become one of the
Based on the modeling method of system level theory, the gear transmission system is divided into three subsystems: primary DSI
The central transmission structure of the bulldozer developed by a company is shown in Figure 1. When the whole machine
Gear is the main body of power transmission. Gear transmission is the most widely used transmission form in mechanical equipment.
Automobile gear transmission product development test refers to a series of tests required to check the design level and process
Transmission durability test bench for new energy vehicles is mainly used for fatigue life test and performance test of reducer
The main purpose of the durability test of automobile gear transmission system is to simulate the load conditions that the
Gear transmission product development test refers to a series of tests required to check the design level and process rationality
The internal structure of compound helical gear in the gear transmission system of hybrid electric vehicle is relatively complex, and
The primary task of solving non-circular gear transmission is to determine the pitch curve, which is mainly divided into three
The solution method of the natural frequency of the system is introduced, and the natural frequency of the bevel gear
Different failure forms of gear transmission are unlikely to occur simultaneously on a pair of gears, but they affect each
Using the lumped parameter method, fully consider the nonlinear factors in the gear transmission system, such as time-varying meshing stiffness,
Most of the vibration and noise of the machine come from the vibration generated by the gear transmission system when
Compared with foreign countries, China’s research on the dynamic characteristics of planetary gear train is not backward. Lu Jingjing of
The vibration and noise of the gear transmission system are caused by the following aspects: (1) Gear design. The transmission
In the hybrid drive mode, engine ice, large motor E2 and small motor E1 are in working state, while the
In order to meet the requirements of the power split working mode, the engine ice is connected to the planet
Gear transmission works by the meshing of teeth, and the gear tooth is the part of the gear directly involved
The compound planetary gear mechanism in the gear transmission system of hybrid electric vehicle is the key of the compound
Foreign scholars have made some achievements in the research on the dynamic characteristics of planetary gear system. Kahraman initially established
At present, the most representative hybrid electric vehicles are Toyota hybrid electric vehicle and general dual-mode hybrid electric vehicle. However,
There are many types of gear transmission, which can be divided into different types according to different classification methods. 1.According
The gear rack will have its own unique motion characteristics in the transmission process: the gear transmission is used to
The lubrication mode of gear transmission mainly depends on the circumferential speed of the gear. 1) For open gear and
Among various transmission forms, gear transmission is the most widely used in modern machinery. This is because gear transmission has
In recent years, the research on face gear transmission has been carried out abroad, and the team led by F.
The gear transmission used to transmit power and motion between parallel shafts. The transmission power and speed of cylindrical gear
After the precise gear change model of spur gear is established in the software of SolidWorks. Through the comparison and
Planetary gear train is an important gear transmission mechanism, which has the advantages of compact structure, small volume, light weight,
In recent years, the research on face gear transmission has been carried out abroad, and the team led by F.
As shown in the figure, the intersection angle of the two axes is γ 1 is an involute cylindrical gear
Only by establishing an accurate mathematical model of gear transmission, can the dynamic simulation analysis of gear transmission process be
With the in-depth study of mechanical transmission system dynamics, there are more and more kinds of software used for transmission
Gear dynamics takes a pair of gears or the whole gear system as the research object, aims to study and
As we all know, China is an ancient country with a civilization history of thousands of years. Gear transmission technology