Coordinate system of mathematical model for gear shaping of spur gear
The machining of spur gears can be modeled on the machining method of cylindrical gears, based on the principle of […]
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Numerical simulation of multi-layer welding of constant tooth arc bevel gear milling cutterResearch on deformation
The constant tooth height arc bevel gear has the advantages of stable and reliable transmission, good impact resistance, and low […]
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Simulation and technical verification of helical tooth surface gear tooth cutting
comparison analysis of tooth surface generated by face gear shaper method and tooth surface generated by gear shaper method Calculate […]
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Experiment on Image Recognition Method for Grinding Crack of Automobile Gear
1. Experimental setup In order to verify the overall effectiveness of the image recognition method for grinding cracks in automotive […]
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Simulation and Technical Verification of Spiral Gear Teeth
Helical tooth surface gear transmission is a spatial non-parallel shaft gear transmission form, which is composed of a cylindrical gear […]
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Analysis of load sharing in helical gear planetary system based on load-bearing meshing characteristics
Helical gears have a high degree of coincidence with straight gears and have stable transmissionGood, compact structure, high load capacity, […]
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Image recognition of grinding cracks in automotive gears
Based on extracting the features of grinding crack images of automotive gears, the method of support vector machine is used […]
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Gear fault diagnosis based on parameter optimization VMD and kurtosis criterion
The shield machine is widely used in the construction of subway, river crossing and other long and large tunnel projects.Widely […]
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Multitype feature extraction of grinding cracks in automotive gears
After image segmentation, the grinding crack image of an automobile gear becomes optimized data that can accurately extract regional features. […]
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Image segmentation of grinding cracks in automotive gears
Select a 3D visual sensor and divide the pre processed image data of grinding cracks in automotive gears into gear […]
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Graying image of grinding cracks in automotive gears
The color capture of the color pickup lens of a CCD industrial camera is mainly based on three primary colors: […]
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Image filtering and noise reduction for grinding cracks of automotive gears
During the process of collecting and extracting automotive gear grinding crack images, due to noise interference, overexposure, and pixel distortion, […]
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Material selection and production method of automobile gear forging blank
Material selection and production method of automobile gear forging blank: (1) Using the chemical composition of 20MnCr5 steel as the […]
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Engineering design analysis of elastohydrodynamic lubrication for involute cylindrical gear transmission
Gear transmission is widely used in machinery, transportation and other fields.The operating efficiency and service life are largely determined by […]
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Vibration characteristics analysis of hypoid gear drive system of drive axle
1 Internal excitation of the main reducer system Dynamic excitation is the root cause of vibration and noise in drive […]
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Dynamic response and typical characteristics analysis of tooth surface wear of face gear pair
The face gear pair consists of a spur gear and a face gear, as shown in Figure 1.It is a […]
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Verification of Cutting Force Prediction for Straight Cylindrical Gears
Fx Fy Fz Root mean square value of prediction error ５８．２ Ｎ（１１．２％） ６０．４ Ｎ（１１．６％） １０８．７ Ｎ（４．６％） Standard deviation of prediction […]
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Verification of kinematic model of cylindrical gear
In order to verify the kinematic model, during the gear hobbing test, the position track of the cylindrical gear is […]
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Research on loading contact analysis method of modified straight bevel gear pair
Introduction Currently, the modified straight bevel gears are widely used in machine tools and other equipment, as well as in […]
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Error compensation for helical gear hobbing
High-speed dry hobbing is a new technology for gear machining,It is an efficient manufacturing process for machining spur and helical […]
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Kinematic analysis of spur gear hobbing
Take spur gear as an example to analyze hobbing kinematics, as shown in the figure. Hob (cutter) and spur gear […]
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Fatigue life analysis of bevel gears in roller conveyor lines
Roller conveyor lines play an important role in the field of mechanical productionIts function is to improve production efficiency and […]
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Tooth surface meshing frequency of straight bevel gear of ω Impact
Take dimensionless parameter F=0.14 ε ＝ ０． １８、 ζ ＝ ０． ０３、Ｄ ＝ ｄ＝ １． ０、 ζ １ｘ ＝ ζ […]
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Research on NURBS tooth surface reconstruction of helical gear based on PSO algorithm
Introduction Helical gear pair has good meshing performance and relatively straight teethThe larger overlap degree of the wheel thus has […]
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Bend-torsion-shaft dynamics modeling of straight bevel gear transmission system considering multi-state meshing
The meshing of straight bevel gear pair can be regarded as the meshing of two equivalent straight bevel gears on […]
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Load distribution rate of straight bevel gear
The coincidence ratio of the straight bevel gear pair is generally greater than 1.0. When the straight bevel gear is […]
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Friction power consumption analysis and efficiency test of high reduction ratio hypoid gear
Introduction Modern mechanical equipment has raised the requirements for power density, efficiency and low carbonWith the increasing requirements, gears, as […]
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Reliability analysis of vibration and wear of high-speed heavy-duty gears
From large-scale equipment in aerospace, shipping, power plants and other fields to daily lifehome appliances, cars, workbenches, and transmission machinery […]
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Research on the Influence of Composite Modification Design on Tooth SurfaceWear of Transmission Gears
Gears are widely used in various mechanical equipment, due to their uniqueThe transmission characteristics inevitably cause tooth wear during operation.Tooth […]
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Time-varying meshing stiffness of straight bevel gear
The meshing stiffness of spur bevel gears is an important parameter that affects the load capacity and dynamic characteristics of […]
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Study on Vibration Reduction Method by Gear Staggering Phase Tuning
Introduction Gear vibration and noise are important parameters that affect transmission performance,The vibration and noise control of gear transmission system […]
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Straight bevel gear model and force analysis
The accuracy of the dynamic model of the straight bevel gear transmission system is affected by the accuracy of the […]
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Example verification of tooth surface equation of helical gear
The tooth surface of the helical involute cylindrical gear with the number of teeth of Ng is taken as the […]
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Derivation of tooth surface equation of helical gear
According to the installation layout of the tooth turning tool, the imaginary generating gear and the face gear, the tooth […]
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Tooth surface equation of helical gear turning teeth
As shown in Figure 1, the tooth surface of the helical gear is composed of the working tooth surface and […]
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The solution of the tool position in the side milling process of the split straight bevel gear with end mill
0 Introduction Large bevel gears are widely used in important fields such as power generation, ships, and mines.In recent years, […]
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Spiral bevel gear chamfering based on FAGOR system
With the increasing trend of high efficiency and high precision in gear processing technology,Traditional manual chamfering and manual input of […]
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Time-varying meshing stiffness calculation and inter-tooth load distribution under helical gear and broken tooth failure
0 Introduction During the gear transmission process, the time-varying meshing stiffness is the driving force of the vibration of the […]
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Design of remanufacturing double circular arc gear single tooth cutting machine tool
0 Preface Compared with the ordinary tooth profile, the double circular arc tooth profile increases the meshing of the gearLogarithm […]
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Kinematic analysis of helical gear in tooth turning
In order to turn the entire tooth surface of the face gear when turning the face gear with a conical […]
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Experimental research on vibration reduction of helical gear shaft system based on GISFD
0 Introduction Gear transmission system is one of the important motion and power transmission components in mechanical equipment, which is […]
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Research on New Tooth Profile and Tooth Surface Modification of Face Gear Transmission
Face gear transmission is an advanced new type of angular transmission that meshes cylindrical gears with bevel gears. It can […]
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Non-circular gear transmission test
The non-circular gear transmission test bench is a horizontal mechanism, which is composed of precision mechanical system, measurement and control […]
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Initial phase optimization of non-circular gear transmission error model
During the calculation of non-circular gear transmission error and backlash, the initial phase has a great influence on its distribution […]
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Distribution law of transmission error and backlash of non-circular gear
The non-circular gear pair in the reversing device of the non-circular gear pumping unit (as shown in the figure) can […]
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Modeling of the transmission error and backlash of the non-circular gear
The main idea of the meshing line increment method is to equivalent the center distance error and eccentricity error to […]
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The influence of error factors on the contact of arc bevel gear transmission
0 Introduction As a key part in the mechanical transmission device, the arc bevel gear is difficult to realize the […]
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Study on the meshing dynamic characteristics of cylindrical spur gears for tooth profile displacement
1 Introduction Displacement spur gears have the advantages of long durability, stable operation, low noise and low vibration, and by […]
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Calculation and simulation study of the residual stress field of steel spiral bevel gear shot peening
1 Shot peening process test 1.1 Test Specimens The shot peening sample is a certain type of spiral bevel gear, […]
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Research status on the initiation and propagation behavior of fatigue cracks in gears
0 Introduction Among modern mechanical transmissions, gear transmission is the most widely used form of transmission. Compared with other forms […]
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Three-dimensional model of double-arc spiral bevel gear
In order to obtain the 3D model of double-arc spiral bevel gear, select the geometric parameters of double-arc spiral bevel […]
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The influence of geometric tolerances on the accuracy of small module spur gear transmission system
0 Introduction Gear transmission is a kind of mechanical transmission that is widely used, which has the characteristics of high […]
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Research on fault diagnosis of gears and bearings of coal mining machinery
Machinery and equipment play a vital role in coal mine production, once the failure will directly affect the normal operation […]
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Research on the calculation of the comprehensive stiffness of spur tooth single-point line meshing gear transmission
0 Introduction Compared with traditional involute gears, point-and-line meshing gear transmission has the characteristics of high bending strength, high contact […]
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Study on the transmission error of internal meshing short-tooth high-spur gear
0 Introduction The transmission error of the gear bearing transmission is an important index to evaluate the dynamic meshing performance […]
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Fatigue life prediction model of cylindrical gears based on energy accumulation curve
0 Introduction Gears are commonly used in aerospace, rail transit, automotive, agriculture, mining, and many other industries. Fatigue failure of […]
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New technologies and development trends in automotive gear processing
1 Introduction Nowadays, automobiles are attracting attention in terms of their functionality as an indispensable means of transportation in people’s […]
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Research on method-level modal analysis method of arc bevel gear
0 Introduction Arc bevel gears have the advantages of high overlap, strong bearing capacity, low vibration, low noise and high […]
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AMESim-based simulation analysis of automotive helical gear bearing loss under contact load
Helical gears are an important part of automobile transmissions, providing driving energy such as rotation, transmission, and torque for automobiles. […]
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Application of high coincidence spur cylindrical gears in helicopter transmission system
Gear is one of the most important structural parts of the aviation transmission system, and the working environment is very […]