Numerical solution of machining parameters of small gear of spiral bevel gear
The numerical differentiation method is used to calculate the numerical differentiation of the formula, calculate the main direction and main […]
The numerical differentiation method is used to calculate the numerical differentiation of the formula, calculate the main direction and main […]
According to the production principle of spiral bevel gear pinion, the coordinate system shown in the figure is established to
Gear mechanism is one of the most widely used transmission mechanisms in various mechanical mechanisms. It relies on the direct
Cylindrical gear is widely used in high-speed and heavy-duty occasions because of its compact structure, strong bearing capacity and stable
1. Large tooth surface of spiral bevel gear Σ2 production and its equation The double-sided hobbing method is generally used
Spiral bevel gear is mainly used in high-speed and heavy-duty staggered shaft transmission, with small overall structure and large transmission
Spiral bevel gear is widely used in the field of mechanical power transmission. Its meshing theory and manufacturing technology have
After the sliding friction coefficient at the instantaneous meshing position of spiral bevel gear is solved by the formula, the
a. Based on the contact analysis model and hybrid lubrication analysis model of spiral bevel gear, the changes of friction
The point contact problem of conjugate surface of spiral bevel gear can be represented by the elliptical contact model shown
First, a limit tooling is added to the simple induction positioning tooling, that is, the welding limit bolt is used
In order to analyze the lubrication characteristics of spiral bevel gears, it is necessary to analyze the contact of spiral
According to the above optimization results, after technical communication with the customer and approval, the technical requirements for adjusting the
The supplier has a solid-state heating equipment with a water temperature of ± 10.38 ~ 30 kHz and a water
The raw material of driving spiral bevel gear is 20CrMoH steel in accordance with GB / T 5216-2014 structural steel
By analyzing the vertical forging process, it can be found that there are three stages from the beginning to the
By analyzing the metal flow, stress and strain, temperature, die load and damage of the blank in the process of
1. 3D model of equidistant spiral bevel gear According to the actual use and the characteristics of the gear, with
Small module spiral bevel gear is widely used in fields requiring intersecting shaft transmission, such as electric tools, mechanical instruments,
Considering the practical engineering application and the material library of Moldex3D simulation software, this paper uses alloy powder as metal
It can be seen from Fig. 1 that the stress distribution near the bevel of the extrusion die is also
Although the production efficiency of cross wedge rolling forming active spiral bevel gear blank is very high, the material utilization
(1) Metal flow field during hot extrusion Figure a ~ C in Figure 1 shows the metal flow state at
(1) Stress analysis of vertical forging process It can be seen from Figure 1 that the stress at the conical
The damage value in deform does not indicate whether there is damage, but the possibility of defects in this part
(1) For the cross wedge rolling process to form the driving spiral bevel gear blank, can we consider selecting the
Due to the material head, the material utilization rate is not high and the coaxiality of the product is not
During the rolling process, the rolled piece begins to fold in the wedge section II, and the shaft is rolled
Use the measuring tool in dfeorm post processor to measure the dimensions of each part of the spiral bevel gear
After the end of the wedge section, the forming of the workpiece is coming to an end, and the parts
The process adopts two processes: first, the rod is rolled by cross wedge rolling, and then the cone head is
As one of the core parts of the automobile drive axle, the driving spiral bevel gear is easy to be
The most traditional method of producing driving spiral bevel gear blank in China is pre forging cross forging method, which
This process is planned to adopt one-time rolling forming. Considering the requirements of cross wedge rolling process on the symmetry
As one of the core parts of the automobile drive axle, the driving spiral bevel gear is easy to be
Spiral bevel gear is the most critical part of the transmission system. The service life and vehicle performance of automobile
Figure 1 shows the engineering drawing of spiral bevel gear bearing structure female die. The outer diameter of the die
Swing rolling of spiral bevel gear is a processing method in which the blank is continuously and locally loaded by
In the swing rolling of spiral bevel gear, there are many factors affecting the forming quality and size of bevel
When using rigid viscoplastic finite element method to analyze metal plastic forming, the material meets the following assumptions: (1) ignoring
In recent years, some scholars have done a lot of research on the rotary forging process. The rotary forging of
Figure 1 shows the equivalent stress distribution diagram of closed die forging of spiral bevel gear. Under four reduction quantities,
1.Establishment of finite element model The finite element model is shown in Figure 1. The forging with gears is formed
Spiral bevel gear is one of the core parts of automobile engine to transmit power. It can transmit large load
When the module, number of teeth, helix angle and process parameters of helical gear are consistent, three groups of different
Taking the forging compound forming process of driving and driven spiral bevel gears as the research object, the feasibility of
Taking a certain type of automobile rear axle spiral bevel gear as the research object, taking the product part drawing
Y. Qin and R. Balendra used abaques simulation software to study the elastic deformation of the die cavity in the
1.Existing process of hot die forging (cross forging) Hot die forging of driving spiral bevel gear blank is the earliest
Because the composite casting and forging process used to produce automobile rear axle spiral bevel gear has not been applied
As the starting point of casting forging compound forming process, whether the process design of casting process and the control
Research overview of spiral bevel gear forging at home and abroad and the application of numerical simulation technology in spiral
The driving and driven spiral bevel gears of the automobile rear axle are the key parts of the automobile rear
Automobile rear axle gear is an important part of automobile drive system. Due to its poor working condition and heavy
The figure shows the metal velocity distribution of different strokes in the cold finishing process of spiral bevel gear, in
As the starting point of casting forging compound forming process, whether the process design of casting process and the control
1. Tooth surface contact analysis of spiral bevel gear Based on the above theoretical methods, the whole process design software
1.Load stroke curve Figure 1 shows the load stroke curve of hot die forging process of different taper schemes of
1.Load stroke curve Fig. 1 is the load stroke curve of spiral bevel gear blank obtained according to the approximate
The figure shows the distribution of equal effect variation in the final step. From the figure, it can be seen