Influence of optimized profile modification on sliding coefficient of helical gear pair
The sliding coefficient is an important parameter to measure the relative sliding degree between the tooth surfaces of the meshing […]
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Scientific
Helical gear module, tooth top tooth root circle diameter, and tooth number detection
The measurement of the modulus of helical gears requires first locating the center of the gear, commonly used methods include […]
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Influence of optimized modification on contact stress of helical gear pair tooth surface
As shown in the figure, the three-dimensional nephogram of contact stress of the 0 # unmodified, 1 # optimized plan […]
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Edge detection of helical gears based on Canny operator
The edge of an image is generally the transition area between the target and the environment, which is an area […]
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Influence of optimized modification on load distribution on tooth surface of helical gear pair
As shown in the figure, the tooth surface load distribution of No. 0 unmodified, No. 1 optimized and No. 9 […]
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Edge detection of helical gears based on Canny operator
The edge of an image is generally the transition area between the target and the environment, which is an area […]
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Parameter threshold segmentation of helical gears
Due to the unique tooth shape of helical gears, background noise is inevitably generated during the image scanning process, which […]
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Influence of optimized profile modification on flash temperature and tooth surface contact temperature of helical gear pair
Under ideal oil-lubricated meshing conditions, the big and small gear teeth will be completely separated by the oil film. At […]
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Influence of optimized profile modification on oil film thickness of helical gear pair
The helical gear pair in the reduction box of electric vehicle is in oil lubrication state. The thicker the oil […]
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Influence of optimized profile modification on transmission error of helical gear pair
As shown in the figure, the transmission error curve of helical gear with no modification, no 1 optimization and no […]
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Parameter preprocessing of helical gears
During the process of collecting and processing helical gear images, external interference may cause a decrease in image quality. To […]
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Optimization analysis of compound modification scheme for helical gear pair
(1) Optimized profile modification of large and small gears+drum profile modification of tooth direction Figures 1, 2, 3, 4 and […]
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Helical gear detection system and structural composition
The overall hardware of the helical gear detection system mainly consists of an industrial camera, a telecentric lens, a light […]
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Transmission Error Characteristics of Planetary Gear Transmission
Transmission error is a key performance indicator for evaluating the transmission accuracy of planetary gear transmission systems, and it is […]
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Experimental verification of helical gear parameter detection
To evaluate the accuracy and reliability of the helical gear parameter detection method, five sets of standard helical cylindrical gears […]
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Optimization analysis of drum profile modification scheme of helical gear pair
Figures 1, 2 and 3 show the drum shape modification of the big and small gears at the same time, […]
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Parameter Detection of Helical Gears Based on Machine Vision
Gears, as an important component, have always played a huge role in human production and life. Effective detection of various […]
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Cross influence of load value and load ratio of dual input single output helical gears
The figure shows the maximum value Max (u) of dimensionless vibration displacement u and the minimum value Min (v) of […]
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Optimization and analysis of tooth profile modification scheme for preliminary modification of helical gear pair
(1) Linear addendum optimization of long tooth profile Figures 1, 2 and 3 show the linear tooth top modification of […]
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Analysis of Heavy Load Working Conditions of Double Input Single Output Helical Gears
Figure 1 shows the dimensionless vibration displacement u and v of p, g tooth pairs, and q, g tooth pairs […]
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Preliminary modification of helical gear pair based on transmission error and Hertz contact stress optimization
(1) Selection of long and short shaping methods Long modification refers to the repair and removal of the part from […]
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Dual input single output helical gear time-varying backlash
Generally speaking, the coincidence degree of a helical gear system is greater than 2, and the continuous gradual involution of […]
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Dual input single output helical gear time-varying meshing stiffness
Due to the existence of helical angles, the meshing stiffness of helical gears not only varies with the variation of […]
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Influence of pinion tooth width on meshing performance of helical gear pair
(1) Influence of pinion tooth width on transmission error of helical gear Figure 1 shows the relation curve between the […]
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Dynamic Modeling of Dual Input Single Output Helical Gear System
The physical model and simplified torsional vibration model of a rigid supported dual input single output helical gear system without […]
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Dual input single output helical gear transmission system
The dual input single output helical gear transmission system is an important component of ship power propulsion equipment. Based on […]
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Analysis of Light Load Working Conditions of Double Input Single Output Helical Gears
Figure 1 shows the dimensionless vibration displacement u and v of p, g tooth pairs, and q, g tooth pairs […]
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Double input single output helical gear meshing stiffness phase difference
Due to the layout structure of dual input single output helical gears, as shown in Figure 1, the meshing process […]
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Influence of tooth width of gear wheel on meshing performance of helical gear pair
(1) Influence of Gear Tooth Width on Transmission Error of Helical Gear Figure 1 shows the relationship curve between the […]
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Degradation characteristics of helical gear meshing stiffness
Due to the varying degrees of degradation of the meshing stiffness of helical gears at different meshing stages, it is […]
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Vibration characteristics of dual input single output helical gear system with asymmetric dynamic parameters
The dual input single output helical gear transmission system under asymmetric loads has become an important structure in the power […]
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Influence of helix angle on meshing performance of helical gear pair
(1) Influence of Helical Angle on Transmission Error of Helical Gear Figure 1 shows the relationship curve between the helix […]
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Modeling of Cracking Fault Helical Gears
1. Crack propagation path Although there is uncertainty in the location and propagation path of cracks in helical gears, research […]
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Vibration characteristics of high-speed helical gear transmission system of electric vehicle
Although the vibration characteristics of high-speed helical gear transmission of an electric vehicle reducer have been studied, some conclusions with […]
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Calculation of Helical Gear Transmission Error
Transmission error refers to the deviation between the actual output angle and the ideal angle of a helical gear along […]
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Calculation of meshing misalignment of helical gears
The misalignment of helical gear meshing is a key factor affecting the stability and lifespan of the helical gear pair […]
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The Influence of Support Stiffness and Tooth Surface Coating on the Meshing Characteristics of Helical Gear Pairs
Helical gears are the core components of automotive transmission systems. The transmission performance and meshing characteristics of helical gear systems […]
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Fault analysis of planetary gear system
In the Xinjiang region, there is an extremely harsh environment, with extreme heat and cold conditions. The location of the […]
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Example Inspection of Spur Gear Modification Engineering
Based on the provided parameters of the spur gear pair and operating conditions, the maximum modification amount of these spur […]
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Study on Vibration Characteristics of High Speed Helical Gear Transmission System of Electric Vehicle
Taking the high-speed helical gear transmission of an electric vehicle reducer as the research object, firstly, the time-varying meshing stiffness […]
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Time-varying meshing stiffness characteristics of helical gears
Figure 1 shows the time-varying meshing stiffness of helical gear pairs with through cracks of different depths. By calculating the […]
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Structure of planetary gear transmission system
Wind power generation, as a clean and pollution-free energy source, has been widely used globally in recent years. Its structural […]
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Simulation and Comparison of Spur Gear Profile Modification Effects Based on Romax
1. Establishment of a Romax spur gear meshing model After defining the size and assembly parameters of parts in Romax, […]
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Analysis of the influence of gearbox operating parameters on total efficiency
The efficiency change curve of the sample gearbox under different working environment parameters is drawn by using Matlab software. The […]
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Research on Spur Gear Modification Based on Elastohydrodynamic Friction Pair Stiffness
Propose replacing the maximum modification amount of spur gear meshing stiffness with the meshing stiffness of spur gear elastohydrodynamic friction […]
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Adams Spur Gear Meshing Dynamics Simulation Results and Comparison
Gear pair Maximum meshing force/N Average meshing force/N Maximum angular acceleration ((/°)/s2) Average angular acceleration ((/°)/s2) Standard gear 1 565 […]
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Working condition parameter setting of gearbox of wheel drive system
The total efficiency of the gearbox is not only related to its design parameters, but also to its different working […]
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Establishment of Adams spur gear meshing model
Contact force and angular acceleration are important parameters to test the effect of spur gear modification. Based on the parameters […]
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Influence of design parameters on total efficiency of gearbox
1. Setting of working environment parameters of gearbox In order to obtain the influence of different design parameters of the […]
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Tooth Profile Modification Method Based on the Stiffness of Spur Gear Elastohydrodynamic Friction Pair
Replace C with CEHL γ And substitute it into the formula to obtain the maximum modification amount of the tooth […]
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Simulation of Tooth Profile Modification Effect of Spur Gear Based on Elastohydrodynamic Friction Pair Stiffness
1. Simulation working condition parameters Select a certain mining spur gear pair for simulation calculation, and the parameters of the […]
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Tooth Profile Modification Method Based on the Stiffness of Spur Gear Elastohydrodynamic Friction Pair
Replace C with CEHL γ And substitute it into the equation to obtain the maximum modification amount of the tooth […]
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Average meshing efficiency of helical gears
The average efficiency formula of helical gear meshing transmission is derived by using the integral method, and the average efficiency […]
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Meshing stiffness of spur gear elastohydrodynamic friction pairs
Let K (i EHL) be the stiffness of the elastohydrodynamic friction pair at a certain meshing point i during the […]
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Stiffness of spur gear elastohydrodynamic friction pairs
In the elastohydrodynamic state, the elastic approaching amount of the contact body is a comprehensive result of the change in […]
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Wind resistance power loss of gear box in wheel drive system of electric vehicle
The wind resistance loss is the energy loss caused by the rotation of the pinion and the big gear in […]
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Spur gear meshing stiffness
According to the ISO6336 standard, the meshing stiffness C of spur gears γ Defined as the average value of the […]
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Calculation of Profile Modification Element Values for Spur Gears Based on ISO Standards
Three elements of spur gear modification: maximum modification amount of tooth profile Δ Max, straight tooth profile modification length L, […]
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Power loss of oil stirring in gearbox of wheel drive system of electric vehicle
The oil mixing loss of the gearbox mainly comes from the friction loss between the lubricating oil and the internal […]
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The Science Behind Precision Forging
Precision forging is a manufacturing process used to shape metal components with high accuracy and precision. It involves applying extreme […]