Gear forging products
There are teeth on the rim, which can continuously mesh and transmit motion and power. The application of gears in […]
There are teeth on the rim, which can continuously mesh and transmit motion and power. The application of gears in […]
China’s gear forging industry has developed rapidly during the Tenth Five Year Plan Period: in 2005, the annual output value
The spiral bevel gear blank should be heated to 1150 ℃ for die forging, which belongs to hot die forging.
The forming temperature distribution of the bevel gear is reasonable, which has a great impact on the forming quality of
Die forging refers to the method of using die processing to make the blank finally form the forging. This forging
By analyzing the stress distribution in the forming process of spiral bevel gear forgings, we can fully understand the stress
As a transmission part, spiral bevel gear is widely used in automobile, machine tool, ship, aircraft and other related fields.
Strain is a physical quantity used to express the deformation size of the deformed body. Through the analysis of the
In 1674, Danish astronomer Romer used the enveloping cycloid as the gear tooth profile to obtain the gear with conjugate
Forging can make the forging billet segregation, uniform structure and reduce the banded structure, which is conducive to reducing the
Through the speed field of precision forging of spiral bevel gear, the flow of metal blank in the forming process
The mesh generation program of DEFORM-3D can divide the geometry into tetrahedral elements, and its mesh generation methods can be
By analyzing the forming characteristics of open die forging and the shape of spiral bevel gear forging, the plastic deformation
The precision forging blank size of spiral bevel gear is determined according to the principle that the forging volume is
The new process flow of precision forging of spiral bevel gear is as follows: blanking → less and no oxidation
The tooth profile design of spiral bevel gear forging is an important step in the design of gear forging die.
The forming process of open die forging of spiral bevel gear is blanking → less and no oxidation heating →
The precision forging of spiral bevel gear is carried out under the environment of high temperature and high pressure, and
Gear is a basic mechanical part widely used to transmit power and change the speed and direction of movement. It
Compared with ordinary die forgings, the shape of precision forgings is more complex, the machining allowance is less or even
Gear mold is an important basic equipment of industrial production and an integral part of high-tech industry. Gear mold technology
According to the characteristics of the forging process, the tooth profile of the spiral bevel gear is trimmed, which is
There are still some difficulties in the precision forging process, so the forging of spiral bevel gear has not been
Import the cold precision forging die and blank model of spiral bevel gear into DEFORM-3D software. The specific steps are
Precision forging (net forming or near net forming) refers to the forming technology that only needs a small amount of
In actual processing, forging blanks are mostly formed by pre forging. First, the blank is pre forged into a blank
The precision forging adopts the closed die forging die. During the forging process, the gap between the upper die and
The strain of helical gear forging is different under different blank temperature. Figure 1 shows the strain distribution of blank
The reason of gear forging folding is that the metal flow is not smooth during final forging, so reducing the
The precision of cold forming die is the key of gear precision forging technology. At present, the analysis method has
As the first stage of gear precision forging, hot and warm forging process is relatively easy to control, because the
As the project requires to find a practical production way suitable for the factory, a high-speed, single action and single
The defects in the forging process of helical gear are shown in the figure. In the process of helical gear
For the research of traditional helical gear forging process, scholars and researchers at home and abroad mainly focus on the
Gear precision forging has developed greatly in recent decades. More and more manufacturers and users pay attention to manufacturing gears
Forging process flow of two shaft gear forgings: blanking with band saw( φ 85mm round steel) → heating in medium
Folding is a common defect in gear forging production, which is formed by the local convergence of oxidized metal surfaces
At present, most gear forging enterprises are facing the dual pressure of increasing labor cost and difficult recruitment. The traditional