Ball mill gear transmission systems play a crucial role in industrial production, and their performance directly affects the working efficiency […]
Abstract To mitigate operational and maintenance costs associated with oil pumping units, the remanufacturing of pump reducers has gained significant
Introduction Through the layout of energy resources in our country, coal resources still dominate and will not change in the
Gear transmission is widely used in engineering machinery, vehicles, ships, aerospace and other fields. As one of the core components,
Fntroduction Gear transmission is the most widely used transmission method in many mechanical devices, so the impact of gear failure
Gear pump is widely used in hydraulic system. Compared with traditional involute gear pump, double-arc gear pump has advantages of
A double arc helical gear pump rotor consists of a pair of meshing helical gears, which are used to transfer
Fluid-structure coupling calculation is a critical aspect of analyzing the performance of a double arc helical gear pump. It helps
High speed and high pressure gear pumps are generally used in aerospace and require extreme weight. For the consideration of
Establish data transmission for the distributed load pressure on the rotating pair obtained from Fluent analysis, and import it into
To analyze and optimize the performance of a double arc helical gear pump, it is crucial to develop a flow
The Double Arc Helical Gear Pump is a positive displacement pump that uses helical gears to transfer fluid. The fluid
1. Finite Element Mesh Generation of Rotors Utilize the Mesh function in Workbench for finite element mesh generation of structures,
Use Solidworks software to conduct 3D solid modeling for the rotating pair of double circular arc helical gear pump. The
1. Fluid Control Equation The numerical calculation of the double arc helical gear pump in Fluent needs to follow the
The physical model of a double arc helical gear pump can be described in terms of its key components and
The rotor of the double arc helical gear pump adopts a double arc gear with a sine transition curve as
External gear pumps are widely used in fields such as aerospace, agricultural machinery, and hydropower due to their advantages of
Measure the gear module. Take the effective meshing section of the gear and establish a section parallel to the end
Taking the worn double circular arc gear shaft of the pumping unit reducer as the object, the gear design is
In actual machining, the normal tooth profile of double circular arc gear is circular arc. Therefore, the end face profile
There is less wear on the tooth root and tooth top during gear operation. On this basis, the reverse engineering
Double circular arc gear is a new improved form of traditional gear, which is widely used in the reducer of
The sources of gear errors are as follows: machining deviation, measurement deviation and wear deviation. In terms of machining, the
Double circular arc gear is a new improved form of traditional gear, which is widely used in the reducer of
Compared with the traditional cylindrical gear, the tooth line of vh-catt is special. It is arc-shaped on the plane that
Using the finite element simulation method to analyze the actual machining of gears, the force of the tool in the
Variable hyperbolic arc tooth profile cylindrical gear (vh-catt) is a new type of gear which applies arc tooth profile to
The independent variables of the orthogonal test and the natural frequency values of the double circular arc constraint mode solved
Orthogonal test of double circular arc gear is an important mathematical statistical method to study multi factor test. The orthogonal
In order to quickly solve the low order frequency of the constrained mode of double circular arc gear and reveal
According to the standard tooth profile geometric relationship of GB / T 12759-1991, according to the gear parameters (z =
The relationship between dependent variables and regression analysis is a kind of modeling technology. The experiment involves four independent variables,
The vibration of the gear system will be caused in the process of gear rotation and meshing. If the natural
Because there are many and complex influencing factors in the milling process, there is no theoretical formula to directly calculate
The gear processing indexing mechanism device is designed on the special machine tool for variable hyperbolic arc tooth line cylindrical
In the finite element analysis of the whole machine, the contact between parts has a great impact on the analysis
In finite element analysis, the solution efficiency is low and the time cost is greatly increased because the machine tool
The special machine tool for variable hyperbolic arc tooth line cylindrical gear is designed based on the principle of spatial
The normal chord tooth thickness is the shortest distance between the two theoretical contact traces (spatial helix) on the left
For the variable hyperbolic arc gear, when the radius of the tooth line is small, the tooth profile surface of
When different loads are applied, the comprehensive elastic deformation of the tooth surface of the variable hyperbolic arc gear changes,
After the single tooth meshing stiffness is obtained, the double tooth comprehensive meshing stiffness curve can be obtained by the
The comprehensive elastic deformation UN of the pair of gear teeth is extracted by finite element post-processing, and the normal
In order to accurately simulate the whole process of a certain tooth surface of the driving gear from entering meshing
The pre-processing of finite element analysis of variable hyperbolic arc gear includes: the selection of element, the setting of analysis
In order to calculate the stiffness of variable hyperbolic arc gear, it is necessary to calculate the normal contact force
In the finite element calculation, the choice of mesh type is very important to the accuracy of the results. According
The principle of machining variable hyperbolic arc gear with rotating cutter head is shown in Figure 1. With double-edged cutting,
According to the forming principle of rotary cutter head, Zhao Fei et al. Verified mathematically that the middle section tooth
In the process of gear meshing, the periodic changes of the number of meshing teeth and meshing position lead to
(1) Based on the finite element method, the meshing stiffness finite element calculation model and meshing stiffness calculation method of
According to the forming principle of the circular arc tooth line cylindrical gear, in theory, the circular arc tooth line
