The theoretical comparison of the bonding strength of involute cylindrical gears The tooth surface temperature is an important parameter to evaluate the anti-bonding property of gears, which is generally obtained by the superposition of the body temperature and the instantaneous flash temperature of involute cylindrical gears. GB/Z6413. 1 is...
As one of the key basic parts of the mechanical industry, involute cylindrical gears are widely used in aerospace, rail transit, large ships and other major national engineering fields. In recent years, the service environment of involute cylindrical gears has been deteriorating, the demand for reliability has been increasing,...
In order to analyze the influence of variable tooth line radius on the contact stress of circular tooth line cylindrical gear, eight groups of gear pairs with different tooth line radius are selected for contact stress analysis, and the other parameters are listed in Table 1. The pinion is...
The contact stress of the tooth surface of the circular tooth line cylindrical gear is closely related to the tooth width and tooth line radius, and under the same conditions, the contact strength of the circular tooth line cylindrical gear pair is significantly higher than that of the spur...
The basic parameters of circular tooth profile cylindrical gear pair are listed in the table. Based on the 3D modeling software SolidWorks, the following basic steps are followed: draw the base circle, tooth root circle, indexing circle, tooth top circle and involute according to the parameters; Then draw the...
As shown in Figure (a), the tooth surface Σ of circular tooth profile cylindrical gear can be considered to be formed by scanning the involute tooth profile T of a certain radial section tooth surface along the base cylindrical tooth profile S. Establish a coordinate system at the middle...
At present, there are many machining methods of circular tooth profile cylindrical gears that can be queried, such as double-edge rotary cutter head milling, single-edge rotary milling cutter head machining, parallel linkage mechanism machining, CNC vertical milling machine machining, etc., but the most common machining methods are rotary cutter...
Gear transmission plays a very important role in modern industry. It has the characteristics of high efficiency, compact structure and high transmission accuracy, so it is widely used in the field of mechanical transmission. Straight gear, helical gear and herringbone gear are the most common gear drives. Due to...
Taking a pair of small gears and large gears meshed by cylindrical spur gears as an example, it is known that the module of the small gears of cylindrical spur gears is 2.5, the number of teeth is 30, the pressure angle is 20 °, and the modification coefficient...
A detailed study was conducted on the influence of the dynamic characteristics of elliptical arc-shaped cylindrical gears on the velocity fluctuation coefficient. In the experiment, Adams was used to analyze the effects of machining cutter head radius (tooth line short half axis), tooth width, and speed on speed fluctuations....