Experiment on contact spot of helical gear tooth surface
Because the red lead powder will condense into blocks when it meets the engine oil, which will interfere with the […]
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helical gear
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Influence of traditional experience modification on meshing contact performance of helical gear pair
Fig. 1 and Fig. 2 show the flash temperature and contact temperature curves of a helical gear pair before and […]
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Influence of traditional experience modification on Hertz contact stress and transmission error of helical gear pair
The Hertz contact stress and transmission error of the helical gear products of an enterprise before and after the experience […]
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Fluid Structure Coupling Calculation of Double Arc Helical Gear Pump
Establish data transmission for the distributed load pressure on the rotating pair obtained from Fluent analysis, and import it into […]
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Parameter description of helical gear pair and box construction
Taking two pairs of empirical modified front and rear helical gear pairs provided by the enterprise as the research object, […]
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Multi-objective optimization design of geometric parameters for helical gear transmission
Multi-objective optimization design is a method used to optimize the performance of a system or component by considering multiple objectives […]
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Simulation and Experimental Study on the Effect of Traditional Experience Modification on the Performance of Helical Gear Pair
The greatest innovation is to put forward a new idea of helical gear optimization and modification, which can help the […]
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Acoustic Analysis of the Second Optimal Profile Modification Scheme of the Electric Vehicle Reducer Helical Gear Pair
Because the micro-design (tooth shape) of helical gears will also affect the vibration and noise, acoustic analysis is also required […]
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The Second Optimal Modification and Multi-body Dynamics Analysis of the Helical Gear Pair of the Electric Vehicle Reducer
Multi-body dynamics simulation is carried out for all the modification schemes of helical gear pair of an electric vehicle reduction […]
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Influence of compound optimization modification on time-varying meshing stiffness and time-varying meshing force of helical gears
(1) The influence of complex optimization modification scheme of large gear with long tooth profile and tooth crest involute+tooth direction […]
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Flow field model of double arc helical gear pump
To analyze and optimize the performance of a double arc helical gear pump, it is crucial to develop a flow […]
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Fluid Structure Coupling Theory of Double Circular Arc Helical Gear Pump
The Double Arc Helical Gear Pump is a positive displacement pump that uses helical gears to transfer fluid. The fluid […]
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Influence of optimized modification of tooth profile on time-varying meshing stiffness and time-varying meshing force of helical gears
There are three kinds of optimal modification schemes for tooth profile drum shape, which are the modification amount of driving […]
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The influence of the optimized modification of the broken line arc at the top of the long tooth profile on the time-varying meshing stiffness and the time-varying meshing force of the helical gear
The optimized profile modification scheme of the broken line arc on the tooth top of the long tooth profile is […]
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Multi-objective optimization verification of geometric parameters for helical gear transmission
3D modeling of the helical gear pair corresponding to the optimal solution B before and after optimization using MASTA software. […]
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The influence of the optimization of the involute profile of the long tooth profile on the time-varying meshing stiffness and the time-varying meshing force of the helical gear
The optimal modification scheme of the involute of the long tooth profile is the modification amount of the driving wheel […]
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Calculation Model of Double Arc Helical Gear Pump Rotors
1. Finite Element Mesh Generation of Rotors Utilize the Mesh function in Workbench for finite element mesh generation of structures, […]
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The influence of optimization modification of long tooth profile addendum arc on time-varying meshing stiffness and time-varying meshing force of helical gears
The optimized modification scheme of the long tooth profile addendum arc is the modification amount of the driving wheel 5 […]
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Running in Experiment of Helical Gear Coating
Conduct a running in experiment on a helical gear pair with/without coating at 2500 r/min and 230 N · m, […]
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Influence of linear optimization modification of long tooth profile addendum on time-varying meshing stiffness and time-varying meshing force of helical gears
The linear optimization modification scheme of long tooth profile addendum is the modification amount of driving gear 3 μ m. […]
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Multi-objective optimization design of geometric parameters for helical gear transmission based on MOPSO
Through multi-objective optimization design and simulation analysis of a single stage helical gear reducer, the following conclusions can be drawn. […]
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Multi-objective optimization of geometric parameters for helical gear transmission
Compared with straight cylindrical gears, helical gears have the advantages of good meshing performance, large overlap, and compact structure, and […]
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Simulation Analysis of Coating Strengthening for Helical Gears
In order to explore the strengthening mechanism of coatings, the tooth shape and orientation parameters of helical gears with/without coatings […]
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Flow field calculation model of double arc helical gear pump
Use Solidworks software to conduct 3D solid modeling for the rotating pair of double circular arc helical gear pump. The […]
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Basic Theory of Fluid Structure Coupling for Double Arc Helical Gear Pump
1. Fluid Control Equation The numerical calculation of the double arc helical gear pump in Fluent needs to follow the […]
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Effect of tooth width on time-varying meshing stiffness and time-varying meshing force of helical gears
Figure 1 shows the influence curve of the pinion tooth width on the time-varying meshing force of the helical gear […]
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Rigid-Flexible Coupling Model for Helical Gears with Different Support Stiffnesses
To investigate the influence of support stiffness on the meshing characteristics of helical gear pairs, two rigid flexible coupling models […]
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Two types of helical gear
Helical gears can be further classified into two types: single helical gears and double helical (or herringbone) gears. When choosing […]
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Influence of pressure angle on time-varying meshing stiffness and time-varying meshing force of helical gears
The selection of pressure angle is directly related to the transmission quality of helical gear pair. The greater the pressure […]
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Experimental results of contact fatigue pitting on helical gears
1. Accuracy Testing Results of Helical Gears The detection results of the tooth alignment accuracy of the helical gear after […]
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Physical model of double arc helical gear pump
The physical model of a double arc helical gear pump can be described in terms of its key components and […]
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The Model of Double Circular Arc Helical Gear Pump
The rotor of the double arc helical gear pump adopts a double arc gear with a sine transition curve as […]
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Helical gear transmission system and first gear helical gearbox model
The first gear helical gear pair determines the maximum torque that an automotive automatic transmission can withstand, and it has […]
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Types of gears
In addition to helical gears and spur gears, there are several other types of gears that can be used in […]
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Effect of backlash on time-varying meshing stiffness and time-varying meshing force of helical gears
Ideally, the smaller the backlash, the smaller the meshing impact of the helical gear pair. However, too small backlash will […]
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The helical gear is a type of cylindrical gear
The helical gear is a type of cylindrical gear with teeth that are cut at an angle to the gear […]
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Experimental method for contact fatigue pitting corrosion of helical gears
The first gear helical gear pair system of an automatic transmission has the characteristics of high load and high fatigue […]
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Rotation direction detection of helical gears
The rotation direction of helical gears is classified using SVM support vector machine, which is a commonly used classification algorithm […]
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Dynamics of the rotor of a double arc helical gear pump under the influence of fluid structure coupling
External gear pumps are widely used in fields such as aerospace, agricultural machinery, and hydropower due to their advantages of […]
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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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Influence of helix angle on time-varying meshing stiffness and time-varying meshing force of helical gears
Figure 1 shows the influence curve of the helix angle on the time-varying meshing force of the helical gear pair […]
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Simulation results of helical gear meshing
Misalignment of meshing can lead to eccentric loading of helical gears, worsen the contact state of the tooth surface, and […]
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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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Support stiffness and tooth surface coating on the meshing characteristics of helical gear pairs
Gears are the core components of automotive transmission systems. The transmission performance and meshing characteristics of helical gear systems are […]
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Nonlinear Multi-body Dynamics Simulation of Helical Gear Pair in Electric Vehicle Reducer
Transmission error belongs to error excitation and is an important factor affecting the vibration and noise of meshing gear pair, […]
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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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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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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, […]