Calculation of meshing stiffness of straight bevel gear
As a key component of gear transmission systems, straight bevel gear is widely used in fields such as automobiles, precision […]
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Accurate parameterized modeling of bevel gear
Parametric modeling of bevel gear is a method of quickly establishing gear models with the help of computer-aided design. Both […]
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Identification of Damage Faults in Spiral Bevel Gears
Spiral bevel gears are widely used in equipment such as ship power systems, helicopters, aviation engines, and automotive transmission systems […]
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Grinding method for cylindrical gears
Cylindrical gear transmission is one of the most widely used power transmission mechanisms. In cylindrical gear transmission, due to manufacturing […]
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Large scale mining spur gear transmission system
In modern industrial production, mechanical equipment is developing towards large-scale, complex, and automated aspects. Due to the complexity of the […]
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Service life of reducer gears
In recent years, China has been moving towards becoming a manufacturing powerhouse, and reducers are developing towards high speed, noise […]
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Spur gear tooth surface
The rapid development of Chinese industry requires spur gears to have long service life, fatigue resistance, and high reliability, that […]
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Dynamic wear of cylindrical gears
The cylindrical gear transmission system is widely used in industry, and the meshing and dynamic characteristics of cylindrical gear transmission […]
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The modeling process of high-order non circular helical gears
1. Basic parameter settings for non circular helical gears The main parameters of the non circular helical gear driving wheel […]
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Wear detection of automotive spiral bevel gears
With the development of the times, cars have become essential household items, but as the usage time increases, car gears […]
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Ball mill helical gear transmission system
The helical gear transmission system of ball mills plays a crucial role in industrial production, and their performance directly affects […]
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Detection and analysis of straight bevel gear meshing
Straight bevel gears are important mechanical components, and their main function, like general cylindrical gears, is to transmit torque through […]
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Fatigue analysis of helical gears in subway vehicle transmission
1. Root stress analysis of transmission helical gears Record and organize the results obtained from finite element analysis. The root […]
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Finite element bending fatigue life analysis of helical gears with different modification coefficients
1. Fatigue analysis software FE Safe Nowadays, the mainstream fatigue analysis software mainly includes the fatigue simulation software nCode produced […]
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Finite element analysis of helical gears with different modification coefficients
1. Finite element modeling of helical gears The results of transient dynamic finite element analysis indicate that the maximum bending […]
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Selection of Modification Coefficient for Transmission Helical Gears of Metro Vehicles
By studying the modified helical gears, it is found that selecting appropriate modification coefficients for the transmission helical gear pair […]
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Finite element analysis of helical gear pairs in subway vehicles
The composition of a certain type of subway vehicle is:+Tc-M-M-T-M-Tc+. Among them,+is a semi-automatic coupler, – is a semi permanent […]
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Prediction model for bending fatigue life of helical gears based on energy method
1. Energy accumulation curve According to the first law of thermodynamics, the increment of internal energy per unit volume of […]
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The influence of non-standard center distance on the dynamic characteristics of helical gears in shakers
By increasing the installation center distance of the helical gear and introducing a fixed backlash value, the dynamic characteristics of […]
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Single tooth bending fatigue test of cylindrical gears
It is necessary to conduct bending fatigue tests to study the bending fatigue life of cylindrical gears. The current bending […]
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Prediction of bending fatigue life of helical gears
The variation of bending stress on the tooth root during traction of subway vehicles is significant, so establishing a widely […]
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The influence of center distance on the fatigue life of helical gear pairs
1. Determination of Special Operating Points for Exciter Helical Gear Transmission The exciter helical gear pair typically performs three types […]
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Analysis of tooth profile characteristics of non orthogonal helical gears
1. Root cutting conditions The root cutting phenomenon of helical gear profile is generally caused by the appearance of singularities. […]
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Mathematical model of non orthogonal helical gear system
The tooth profile of non orthogonal helical gears is usually meshed through point contact, transmitting the transmission power of cross […]
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Grinding error of internal helical gears
ZHY Gear adopts the principle of a multi-body system and establishes its kinematic model using a CNC machine tool to […]
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Design analysis of helical gear modification for aviation reducers
Aviation gear transmission is developing towards high speed and heavy load. As the core component of various power devices, the […]
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Verification of contact stress on the twisted tooth surface of helical gears
Using the parameters of the helical gear calculation in Table 1, Hypermesh preprocessing was used to partition and obtain the […]
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Dynamic performance of helical gear pairs based on tooth breakage fault
Helical gear systems often operate in complex environments such as high speeds, high temperatures, and harsh loads. In enclosed gearboxes, […]
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Analysis and simulation of contact and thermal effects of helical gears
Compared with spur gear transmission, helical gear transmission has the advantages of stronger load-bearing capacity and smoother transmission process, and […]
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Theoretical Calculation of Contact Strength of Spur Gear Tooth Surface Based on Hertz Theory
1.Calculation formula of Hertz theory The problem of contact mechanics was first proposed and studied by Hertz. He proposed the […]
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Experimental Test on Velocity Fluctuation of Arc Teeth in Elliptical Arc Tooth Line Cylindrical Gears
Based on the simulation results of Adams, experimental testing and analysis were conducted on the speed fluctuation characteristics of elliptical […]
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The Influence of Speed on Speed Fluctuation of Elliptical Arc Tooth Line Cylindrical Gears
At present, the application scenarios of elliptical arc tooth line cylindrical gears are gradually developing towards high-speed and heavy-duty directions. […]
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Analysis of kinematics Simulation Results of Elliptic Spiral Tooth Line Cylindrical Gear Pair
As shown in Figure 1, select the stable output speed curve, which is 0 2~0.5 s operating interval. (a) Gear […]
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Research on Accurate Reconstruction Method of Gear 3D Point Cloud Based on Binocular Vision
In recent years, visual measurement has been widely applied due to its high speed, non-contact and other characteristicsIntelligent measurement fields […]
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Setting of kinematics Simulation Parameters of Elliptic Spiral Tooth Line Cylindrical Gear Pair
Gear number Knife head radius RT/mm Maximum value of driven wheel speed/(°)/s) Minimum value of driven wheel speed/(°)/s) Average value […]
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Analysis of kinematics Simulation Results of Elliptic Spiral Tooth Line Cylindrical Gear Pair
According to the principle of elliptical arc tooth line cylindrical gear transmission, the formula for calculating the rotational speed of […]
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Finite element analysis of contact in secondary gear transmission system and gearsWeb offset design
With the rapid development of modern industrial technology, the demand for gearsThe performance requirements of the transmission system are also […]
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Solution to the Stiffness of Each Part of the Tooth Profile of Involute Spur Gear
As mentioned earlier, no matter how the number of teeth changes, the transition curve always exists and follows the formula. […]
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Basic principle of improved algorithm for spur gear meshing stiffness
Define point G as the starting point of the involute tooth profile, point K as the end point of the […]
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Basic principle of potential energy method for calculating time-varying meshing stiffness of spur gears
The basic idea of determining the meshing stiffness of spur gears is to calculate the actual tooth contact deformation at […]
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Optimization of Profile Modification for Helical Gear Pair
The transmission error and contact marks of helical gears can reflect the meshing performance of helical gear pairs. To investigate […]
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Running load and fatigue of the rack and pinion of the shipliftlife span study
As an important navigation facility of the Three Gorges Water Control Project, the ship liftOne of the important components of […]
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Research on flow pulsation characteristics in multi-tooth cavity of aviation circular arc gear pump
Aviation fuel system and stable and powerful propulsion for enginesClosely related, as a main component of the fuel system, aviation […]
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Railway vehicle gearbox lubricantAnalysis of operating status
The replacement of lubricating oil for the gearbox of urban rail transit vehicles mainly involves the following reasonsThere are two […]
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Mechanical transmission gear meshing periodic contactLoad and stress analysis
The structure and working principle of the gear transmission system determine the mechanicalThe reliability of the transmission and the contact […]
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Analysis of the vibration causes of electric vehicle gearbox andOptimization design of gear transmission system
With the continuous development of the automotive manufacturing industry, the gear property of electric vehicles has becomeWith the continuous improvement […]
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Research on the coupling characteristics of gears and electronic components and their control strategies in mechanical systems
In modern mechanical systems, gear transmission and electronic components are used asCommon mechanical transmission and electrical control components play a […]
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a property of the acceleration of the node in gear transmission
The meshing process of gear transmission is the relative sliding between gear teeth, butThe common law of the meshing point […]
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Kinematic Analysis and Relative Slip Distance Calculation of Involute Helical Gear Transmission System
Helical gear transmission is usually equivalent to a pair of reverse tapered roller contacts for processing, and then segmented along […]
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Calculation of contact line length and tooth surface load distribution in helical gear transmission system
According to the end face coincidence degree εα Coincidence with axial direction εβ The variation of the length of the […]
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Principle and motion analysis of spiral bevel gear milling
At present, spiral bevel gears are divided into two types of machining methods: generating method and forming method, both of […]
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Tool wear and workpiece during the milling process of spiral bevel gearsStudy on Surface Roughness
With the development of aerospace, shipbuilding, automotive and other manufacturing industries, the research and application of spiral bevel gears have […]
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Simulation experimental study on vibration reduction structure of spur gear with slot holes analysis of experimental results
Signal channels 1, 2, 3, and 4 correspond to four positions of the input shaft radial, axial, and output shaft […]
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Simulation power spectrum of cylindrical gear meshing dynamics
The autocorrelation function is first obtained from the time domain signal, and then the Fourier transform of the autocorrelation function […]
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Dynamic simulation of flow field inside external gear pump
External gear pump is the most widely used aviation oil pump, due to itsIt has simple structure, good maintainability, mature […]
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Structural Design of Vibration Reduction Slotted Holes for Cylindrical Gears
Figure 1 shows the design of a cylindrical gear vibration reduction slot hole structure, with a longitudinal groove in the […]
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analysis of contact stress during the transmission process of involute spur gears with variable position
Preface Gear mechanism has high transmission efficiency, long service life,Gear is the most widely used mechanism in machinery, with superior […]
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High-efficiency precision grinding and surface integrity control technology for gearsResearch progress
Foreword Gears are the basic unit of mechanical transmission systems, widely used inaviation, ships, vehicles and other industries. With the […]
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Establishment of the Equivalent Model for Rolling Straight Tooth Spur Gear
The basic parameters of the selected straight tooth surface gear are a straight tooth surface gear with a module of […]
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Research on Tooth Profile Design and Manufacturing of Tooth Cutting Tool for Straight-tooth Internal Gear Machining
With the advancement of processing technology and the improvement of gear accuracy requirements, traditional processing methods have been unable to […]