Setting of common parameters in gear shaper machining
The interface of the gear shaper includes the most basic parameter information such as the number of teeth, modulus, internal […]
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Deformation analysis of bevel gear blank
By using the moment area method, the deformation of the bevel gear blank when machining the tooth groove in the […]
Scientific
Induced normal curvature of hypoid gear pair nodes
In the meshing transmission process of hypoid gear pair, the relative speed of the two gear tooth surfaces at node […]
Scientific
The y-direction deformation of straight bevel gears with different thickness
When the thickness of straight bevel gear blank is 90mm, the y-direction displacement nephogram of straight bevel gear blank with […]
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Establishment of simulation mechanism for Hypoid Gear Pair
After completing the virtual assembly of hypoid gear pair, enter the simulation analysis module Pro / mechanism to set relevant […]
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Study on extrusion forming technology of spur gear
The development of precision forming technology is extremely important to a country’s industrial development. European and American countries have long […]
Scientific
Equal height spiral bevel gear milling cutter head
As shown in Figure 1, it is the three-dimensional model of the cutter head established on UG. The contour spiral […]
Scientific
Establishment of hypoid gear blank
The three-dimensional modeling of hypoid gear is based on the establishment of mathematical model. Firstly, the basic curve and gear […]
Scientific
Analysis of metal forming force stroke load curve and die wear of spur gear
The metal forming force of spur gear is the main consideration basis for determining the die size and structure and […]
Scientific
Stress analysis of straight bevel gear in y direction
When two different processing methods are selected, the stress nephogram in Y direction on the upper surface of spur bevel […]
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Manufacturing technology of spiral bevel gear
The manufacturing accuracy of spiral bevel gear directly affects the transmission efficiency, noise, motion accuracy and service life of machinery […]
Scientific
Status of spur gear finite element analysis in China
K. Lwang and h.s.cheng used the finite element method to analyze the size and distribution of tooth body temperature of […]
Scientific
Three dimensional contact stress of concave cylindrical gear
1. Equivalent stress analysis of three-dimensional contact of concave cylindrical gear After the calculation, the equivalent stress of the contact […]
Scientific
Additional torque in the processing of spur gear split wheel blank
It can be seen from the cross-section of the straight shaft that the cutting speed of the straight shaft tends […]
Scientific
Kinematic parameters of hypoid gear nodes
Gleason’s idea of designing hypoid gear pair is to calculate the contact parameters of hypoid gear pair. When studying the […]
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Tooth backlash definition of helical gear
In a pair of assembled helical gear pairs, backlash J refers to the clearance between the tooth surfaces of meshing […]
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Comparison of dynamic and static contact analysis results of helical gear
The static and dynamic finite element simulations of the same helical gear pair are carried out respectively. From the stress […]
Scientific
The x-direction deformation of straight bevel gear blank with different thickness
When the thickness of spur bevel gear blank is 90mm, the displacement nephogram in X direction of spur bevel gear […]
Scientific
Analysis on forging load of equal height spiral bevel gear blank
The service life of die and the selection of screw press are closely related to the forming load. Therefore, it […]
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Dynamic and static contact analysis of helical gears
In the transmission process of helical gears, their tooth surfaces are in contact with each other, and the tooth surface […]
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Simplified conclusion of helical gear calculation model
According to the analysis of dynamic and static contact stress of different helical gears, the following conclusions can be obtained: […]
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Motion simulation of hypoid gear pair
Pro / mechanism is a special mechanism motion simulation module of Pro / E software. Using Pro / mechanism, the […]
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Problems in forming spur gear by cold extrusion technology
At present, the main problems faced by the development and wide application of cold extrusion technology of spur gears are […]
Scientific
Equivalent stress analysis of equal height spiral bevel gear forging
The equivalent stress in the forging process of equal height spiral bevel gear is an important analysis index, which affects […]
Scientific
Solid generation of helical gears
① Generation of single helical tooth Using “curved surface → swept”, select the gear profile as the swept section. Since […]
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Machining deformation prediction of large straight bevel gear
Comprehensively analyze the research data related to gear machining deformation. In order to realize the prediction of machining deformation of […]
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Application example of helix angle measurement of large involute helical cylindrical gear
In the overhaul project of large-scale mechanical press produced, due to the long service time of the press, when checking […]
Scientific
Analysis of metal forming velocity field of spur gear
As shown in Figure 1, the velocity field distribution in the blank forming process of scheme 1 is shown. As […]
Scientific
Generation of helical gear profile curve and helix
To establish a curve in CAD, we first need to establish the parameter equation of the curve. The involute equation […]
Scientific
Stress analysis of straight bevel gear in X direction
Taking the 80mm thick straight bevel gear blank model as an example, the x-direction stress nephogram of the upper surface […]
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Parametric modeling and simplified model of helical gear
To obtain accurate gear contact stress, the premise is to create an accurate three-dimensional solid model, and the creation of […]
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Status of helical gear finite element analysis
In the 20th century, gear transmission has been widely used in industry, national defense, agriculture and other fields because of […]
Scientific
Three dimensional contact boundary of concave cylindrical gear
Keep the contact boundary condition with smooth gear consistent with the loading setting treatment method, restrict the degrees of freedom […]
Scientific
Machining deformation of split straight bevel gear
The finite element model simulation and mathematical model calculation of the deformation in the machining process of split straight bevel […]
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Variation law of stiffness during machining of straight bevel gear blank
In the process of cutting teeth, the material of straight bevel gear blank continues to be cut off, and the […]
Scientific
Analysis of additional torque in the process of bevel gear split blank machining
Before bevel gear cutting, the residual stress in the material is evenly distributed and balanced along the thickness direction of […]
Scientific
NC gear milling machine rough milling spiral bevel gear cutting
Based on the harmony search algorithm, the cutting parameter optimization of rough milling spiral bevel gear big wheel and rough […]
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Optimization of cutting parameters for rough milling spiral bevel gear with NC gear milling machine
“Gear manufacturing manual” and other data on the cutting parameters of spiral bevel gears are aimed at the traditional mechanical […]
Scientific
Determination of pitch cone of hypoid gear
Hypoid gear pair is a transmission device used to transfer the motion and load between spatial staggered axes. According to […]
Scientific
The z-direction deformation of spur bevel gear blank with different thickness
When the thickness of spur bevel gear blank is 90mm, the z-direction displacement nephogram of spur bevel gear blank with […]
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Deformation analysis of straight bevel gear blank during machining
When the straight bevel gear split wheel blank is cut, the material of the cogging part is removed, and the […]
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Application of cold extrusion technology in spur gear forming
Li Mingliang simulated the forming process of forward extrusion and reducing extrusion of spur gear on DEFORM-3D software. It was […]
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Stiffness variation characteristics and theoretical modeling in straight bevel gear blank machining
Stiffness is a characteristic value to measure the resistance of straight bevel gear blank to deformation during tooth cutting. The […]
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Machining deformation of gear blank integral components
Based on theoretical calculation and finite element simulation, Sun Jie and Ke Yinglin of Zhejiang University studied the influence of […]
Scientific
Tooth profile theory of hypoid gear
The motion form of cylindrical gear pair transmission is pure rolling based on cone, while the motion of a pair […]
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Advantages of hypoid gear transmission
Compared with other curve tooth bevel gear pairs with vertical axis, hypoid gear pair has the following advantages: (1) The […]
Scientific
Finite element simulation analysis of warm forging of spur gear
Taking 18CrNiMo7-6 spur gear as the research object, the finite element models of three schemes are established, and the warm […]
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Simulation of gear cutting process of straight bevel gear blank
The process of gear cutting of straight bevel gear blank is actually the process that the material in the tooth […]
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Stress evolution law of spur bevel gear blank in gear cutting
The deformation of extra large split spur bevel gear blank in the process of gear cutting is closely related to […]
Scientific
Three dimensional contact finite element model of concave cylindrical gear
The three-dimensional solid model of the gear is established by CATIA. After being imported into ANSYS, a series of spherical […]
Scientific
Equivalent stiffness of bending strain energy of straight bevel gear blank
The moment of inertia of the section to the neutral axis of the straight bevel gear blank is different in […]
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Parametric system of hypoid gear
Scientific design is the premise of producing hypoid gear pair with good meshing performance and the guarantee of stable operation, […]
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Virtual assembly of hypoid gear pair
Virtual assembly refers to the process of using relevant tools in the virtual interactive environment provided by the computer to […]
Scientific
Measure the distance of the steel ball along the axial direction of the involute helical cylindrical gear
First, prepare a large inspection platform, several steel balls with the same diameter (if conditions permit, it is best to […]
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Research on spur bevel gear in China
Based on the forming principle of gear, Yu Xiaoning and others designed the tooth profile of milling cutter through the […]
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Subdivision machining of large gear
The existing research on the subdivision machining of large gear is mainly aimed at large cylindrical gear. Niu Yanfang and […]
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Classification of cold extrusion forming technology for spur gears
The cold extrusion technology of spur gear is a metal plastic forming process with less and no chip, which has […]
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Stiffness change of straight bevel gear during processing
In the process of cutting teeth, the material of straight bevel gear blank continues to be cut off, and the […]
Scientific
Contact stress analysis of two-dimensional contact of concave bionic spur gear
As shown in the cloud diagram and partial enlarged diagram of the contact stress distribution of the concave spur gear, […]
Scientific
Equivalent stress analysis of two-dimensional contact of concave bionic spur gear
After the solution is completed, the equivalent stress of the two-dimensional contact of the concave spur gear is displayed by […]