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 […]
Scientific
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Three-dimensional modeling of helical gear pair
The mathematical model of helical gear is established based on the meshing principle of helical gear tooth surface and the […]
Scientific
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 […]
Scientific
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 […]
Scientific
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 […]
Scientific
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 […]
Scientific
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 […]
Scientific
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 […]
Scientific
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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Adhesion wear of helical gear tooth surface under dry friction condition
As an important basic component, helical gear transmission has the advantages of stable transmission and high bearing capacity, and is […]
Scientific
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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Experimental Scheme for Simulation Test Research on Vibration Reduction Structure of Spur Gear Slotted Holes
1. Contact spot inspection The same test conditions were used for the three groups of tests. After the spur gear […]
Scientific
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 […]
Scientific
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 […]
Scientific
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 […]
Scientific
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 […]
Scientific
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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Full Process Machining Method for Spiral Bevel Gears of High Order CNC Motion Shafts
Complete the equivalent conversion of machining parameters for spiral bevel gears using the full process method, and express the motion […]
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Dynamic Spectrum Analysis of Spur Gear Pair
Perform Fourier transform on the meshing force curve of the spur gear pair in Figure 1 to obtain a spectrum […]
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Analysis of Dynamic Spoke Vibration Acceleration of Spur Gear Pair
During the meshing stability stage of the spur gear pair from 0.17s to 0.173s, take a point on the spoke […]
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Dynamic meshing force analysis of spur gear pair
Based on the model in Figure 1, the center distance deviation is set to 0.06 mm, the load torque T […]
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Spectrum Analysis of Spur Gear Pair Caused by Center Distance Deviation
Perform Fourier transform on the meshing force curve of the spur gear pair in Figure 1 to obtain the meshing […]
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Analysis of Dynamic Transmission Error of Spur Gear Pair Caused by Center Distance Deviation
Extract the theoretical rotation angle of the driving wheel within 0.17s-0.175s of the stable stage of the spur gear pair […]
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Analysis of meshing force of spur gear pair caused by center distance deviation
Extract the meshing force curves of the spur gear pair within 0.17s-0.175s of the stable meshing stage of the gear […]
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Design of Small Module Spiral Bevel Gear Hobs
1. Hob tooth profile curve Referring to the design and calculation of the tooth profile of the spiral bevel gear […]
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Precision Forging: Achieving Customization and Complexity in Metal Component Fabrication
Precision forging is a manufacturing process that excels in achieving customization and complexity in the fabrication of metal components. It […]
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Machining Method of Spiral Bevel Gear
Hobbing method for machining spiral bevel gears: The traditional Gleason mechanical structure spiral bevel gear milling machine uses a milling […]
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Machining Method of Small Modulus Spiral Bevel Gear by Half Hobbing
The transmission efficiency of small module spiral bevel gears is the highest among various mechanical transmissions, which has great economic […]
Scientific
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 […]
Scientific
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 […]
Scientific
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 […]
Scientific
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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Modeling and Process Parameters for Hot Rolling of Spur Gear
Straight face gear transmission is a transmission in which straight cylindrical gears mesh with face gears, mainly used to transmit […]
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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 […]
Scientific
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 […]
Scientific
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 […]
Scientific
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, […]
Scientific
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 […]
Scientific
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 […]
Scientific
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. […]
Scientific
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 […]
Scientific
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: […]
Scientific
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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Managing Quenching Defects in Heat Treatment
Quenching is a critical step in the heat treatment process that involves rapid cooling of the material to achieve the […]
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Collecting images of grinding cracks in automotive gears
The acquisition of grinding crack images of automotive gears mainly occurs in image acquisition devices in automotive transmission systems, which […]
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Image recognition of grinding cracks in automotive gears under multiple optical paths
In recent years, with the rapid development of China’s automotive industry, the demand for automotive gears is increasing day by […]
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Tensile properties of automotive gear forging blanks
Through experimental verification of the tensile properties of automotive gear forgings, it can be seen that different heat treatment processes […]
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Wear resistance of automotive gear forging stock
Through experimental verification of the wear resistance of automotive gear forging blanks, it can be seen that different heat treatment […]
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Test method for automotive gear forging stock
When testing the wear resistance of automotive gear forging blank test samples, the THT type high-temperature friction and wear testing […]
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Protecting Against Carbon Loss in Heat Treatment
Decarburization is a common concern in heat treatment processes, where the carbon content near the surface of the material is […]
Scientific
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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Optimization Test Method for Automotive Gear Forging Stock Based on Heat Treatment Process
In order to improve the quality of automotive gears, various heat treatment processes are used to heat treat gear forging […]
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Heat treatment process for automotive gears
1. Pre heat treatment process This process is the core step of the automotive gear manufacturing process. By pre heat […]
Scientific
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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Overview of Heat Treatment Process for Automotive Gears
The raw material for manufacturing automotive gears is low-carbon alloy carburized steel, and the manufacturing process mainly includes five steps: […]
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Heat Treatment Process for Forging Blank of Automobile Gear
Automotive gears are key components of automobiles. If there are quality problems with automotive gears, the safety of automobiles can […]
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Vibration characteristics analysis of hypoid gear drive system of drive axle
Vibration test Based on the vibration test of the drive axle transmission system, three-direction acceleration transmissionThe sensor acquires acceleration vibration […]
Scientific
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 […]
Scientific
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 […]
Scientific
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 […]