Optimization of gear pair transmission
Gear transmission is one of the most important forms of transmission in mechanical transmission, characterized by high efficiency, reliable performance, […]
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Dynamics of Circular Arc Gear Transmission
Gear transmission is widely used in engineering machinery, vehicles, ships, aerospace and other fields. As one of the core components,
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Modeling of helical gears and transient meshing
The helical gear transmission system has the advantages of strong load-bearing capacity, smooth transmission, and high transmission efficiency, while excessive
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Research on the Dynamic Characteristics of Electromechanical Coupling in Gear Systems
With the continuous improvement of modern industrial automation, the motor gear electromechanical coupling system, as a widely used transmission system
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Research on the milling process of gear cold extrusion die
Introduction With the rapid development of the automotive industry, the demand for differential gears is increasing, and the requirements for
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Analysis of the gear tooth surface peeling failure of the aeroengine reducer
Introduction As an important component of engine power output, gear transmission has the advantages of compact structure, high transmission efficiency,
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Analytical solution of contact stress for parallel shaft variable tooth thickness gear
Gear transmission, as one of the most widely used transmission methods in the mechanical industry, has the characteristics of high
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Fatigue life analysis of gear profile modification
Fntroduction Gear transmission is the most widely used transmission method in many mechanical devices, so the impact of gear failure
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Method for extracting fault characteristics of gearbox
Introduction Planetary gearboxes are widely used in aerospace equipment such as robots, wind turbines, ships, heavy equipment, and helicopters. During
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Rack and pinion compound crank connecting rod
The structural principle of the long-stroke reciprocating pump with a gear-rack combined crank-connecting rod mechanism is shown in Figure 1.
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Analysis and solution of abnormal residual austenite in steel gears
Due to the advantages of low-pressure vacuum carburizing and high-pressure gas quenching heat treatment in terms of carburizing accuracy, intergranular
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Modification of the helical gear with misaligned meshing
Introduction The thermal deformation and contact load of gears during transmission can cause meshing dislocation, which is an important factor
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Experimental study on rheological properties of lubricating oil for wind power gearbox
Introduction With the increasing demand for energy and environmental protection, as well as the special properties of synthetic oil, synthetic
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Dynamic analysis of the transmission condition of the meshing spiral bevel gear outside the line
Introduction The arc-tooth bevel gear is mainly used in scenarios with high loads and high speeds due to its characteristics
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Causes and solutions for high oil temperature of wind power gearbox
Introduction In the wind energy industry, wind power gearboxes, as key transmission devices, play an important role in converting wind
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Simulation study on contact fatigue life of spur gear
Introduction As an important component of the main reducer of helicopters, future advanced ultra-high bypass ratio turbofan engines, and gas
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Design of the central transmission system for aeroengine face gears
Introduction As the core power system of aircraft, the performance of aeroengine refers to The accuracy of the plane directly
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Design of the test platform for the rack drive system
Introduction Planning and constructing a multi-level and different-standard rail transit network is an important measure to promote the implementation of
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Key technology of bevel gear adjustment
Introduction As a key equipment for conveying raw coal in underground coal mines, the scraper conveyor has very high reliability
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Fault of gear reducer
Introduction The standard gear reducer is an important part of the blender and is also a common and frequently malfunctioning
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Assembly process of pinion shaft
Introduction The G321 gearbox is used for the assembly of the bullet train. The schematic diagram of the gearbox structure
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Contact Model and Transmission Accuracy Analysis of Cylindrical Gears
Transmission error is an important factor affecting the accuracy and dynamic characteristics of gear transmission. Efficient and accurate modeling and
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Passivation technology for the cutting edge of gear hob
Introduction In the use of hobs, it was found that there was a significant difference in processing quality and life
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Abnormal analysis of steel gear
Due to the advantages of low-pressure vacuum carburizing and high-pressure gas quenching heat treatment over traditional atmosphere carburizing in terms
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Failure analysis of steel gear shaft cracking
Gear shafts are important parts that support rotating parts and rotate with them to transmit motion, torque, or bending moments.
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Bearing harmonic gear drive
Harmonic gear drive is widely used in aerospace, robotics, CNC machine tools, light industrial machinery, food machinery and other automatic
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Calculation of meshing stiffness of straight bevel gear
Introduction Bevel gears are key components in gear transmission systems and are widely used in automotive, precision machine tools, aerospace,
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Parametric and precise modeling of bevel gears
Introduction Parametric modeling of bevel gears is a method of quickly establishing gear models with the help of computer-aided design.
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Gear wear condition detection
Introduction The shield machine plays an increasingly important role in the construction of underground projects. As the core component of
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The effect of particles on the tooth surface of spur gear
The rapid development of China’s industry requires gears with long service life, fatigue resistance, and high reliability, which requires higher
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Efficient gear grinding methods
Cylindrical gear transmission is one of the most widely used power transmission mechanisms. In gear transmission, due to manufacturing and
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The tooth profile of internal meshing gear transmission
Introduction Linear conjugate internal meshing gear transmission, also known as straight tooth conjugate internal meshing gear transmission, was first proposed
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Analysis of Dynamic Wear of Cylindrical Gears
Introduction Gear transmission systems are widely used in industry, and the meshing and dynamic characteristics of gear transmission are related
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Harmonic gear transmission without flexible bearings
Harmonic gear transmission is currently widely used in automatic control systems such as aerospace, robotics, CNC machine tools, light industry
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Linear conjugate internal meshing gear transmission
Linear conjugate internal meshing gear transmission, also known as straight tooth conjugate internal meshing gear transmission, was first proposed by
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Planetary gear system pitting fault
The planetary gear transmission system has the advantages of smooth transmission, high mechanical efficiency, and a wide range of transmission
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Wear of multi-stage planetary gear in shield machine reducer
Shield tunneling machines are playing an increasingly important role in underground engineering construction. As the core component of shield tunneling
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Automotive differential planetary gear
This study aims to investigate the failure mechanism of automotive planetary gear and propose corresponding optimization designs to improve the
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Analysis of machining deviation of tooth surface of spiral bevel gear
Spiral bevel gears have high coincidence, strong load-bearing capacity, high transmission ratio and high transmission efficiency, and are widely used
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Design and analysis of meshing detection tooling for spur bevel gears
Spur bevel gears are important mechanical components, and their main function is similar to that of general cylindrical gears, through
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Ball mill gear vibration
The operation of the ball mill is achieved by meshing and rotating the small gear at the transmission end with
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The basic theory of non circular helical gears
The design methods for non circular helical gears mainly include analytical method, reduced tooth profile method, envelope method, etc. The
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Measures to extend the service life of reducer gear
In recent years, China is moving towards becoming a manufacturing powerhouse, and the speed reducer is developing towards high speed,
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Analysis of vibration of gear in ball mill
Introduction The operation of the ball mill is achieved by the meshing and rotation of the small gear on the
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Sensitivity analysis of machining deviation of spiral bevel gear tooth surface
Spiral bevel gears have the characteristics of high overlap, strong load-bearing capacity, high transmission ratio, and high transmission efficiency, and
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Wear of spiral bevel gear of automobile
Introduction With the development of the times, cars have become an essential household item, but as the use time increases,
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Failure analysis of bevel gear fracture
The main reducer plays a role in reducing speed, increasing torque, and changing the direction of torque rotation in the
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Regarding the manufacturing process of gear forging
30Cr2Ni4MoV is a heavy quenched and tempered steel, which generally has a carbon content of 0 3% to 0 Between
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Failure Analysis of Spiral Bevel Gears
With the increase of aircraft engine thrust and thrust to weight ratio, it is required that the power and speed
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Gear Design for 4105 Diesel Engine
The diesel engine, as the main power source of vehicles, plays a very important role in the development of the
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Experimental verification of simulation model for pitting helical gear pairs
1. Experimental methods and data collection A helical gear pitting experimental platform (Figure 1) corresponding to the proposed dynamic model
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Dynamic simulation analysis of pitting helical gear pairs
1. Dynamic simulation modeling of pitting helical gear pairs The pitting corrosion of helical gears generally occurs near the pitch
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Simulation study of helical gears under high and low rotational speeds based on slice theory
1. The influence of grid quantity distribution on the simulation accuracy of maximum tooth contact stress of helical gears under
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Model and profile modification scheme of helical gears
1. Model of helical gears 1.1 Model of helical gear transmission system Parameters Driving gear parameter values Driven gear parameter
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Optimization design of meshing contact for helical gear pairs in cutting reducers
As one of the most widely used transmission forms in mechanical equipment, helical gear transmission has a significant impact on
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Contact analysis of drum helical gears with distortion errors
1. Tooth contact analysis of helical gear pairs During the meshing process of the driving and driven gears, the two
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Analysis of the influencing factors on the performance of cylindrical gear flowmeter based on CFD simulation
The cylindrical gear flowmeter is a volumetric flow meter with advantages such as small size, high accuracy, good stability, and
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Arc-tooth bevel gear damage fault identification based on MSB and CNN
Spiral bevel gears are widely used in marine power systems, helicopters, aero engines, and automotive transmission systems due to their
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analysis of vibration and sound characteristics of gear transmission system in ball mill
Introduction The gear transmission system of ball mill plays a vital role in industrial production.The role of components directly affects
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design of gear system for diesel engine
As the main power source of vehicles, diesel engines play an important role in the development of the national economy.play