Comparison and analysis of acceleration of involute spur gear drive system
Torsional angular acceleration of gears 1 and 4 can be obtained by substituting acceleration test results of each gear into […]
Scientific
gear drive
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Vibration characteristics test of fixed-shaft gear drive system
Vibration characteristics of two-stage fixed-shaft gear drive system were tested on a dynamic simulation test bench in the Key Laboratory […]
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Current problems in the study of gear drive system dynamics
After nearly a hundred years of continuous exploration and research, the dynamics of gear transmission system has developed into a […]
Scientific
Nonlinear dynamic meshing model of planetary gear drive
For the fixed shaft gear drive, the design parameters of each gear pair are different, the period of meshing stiffness […]
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Current situation of profile modification of involute spur gear drive system at China and abroad
Abroad, it is first pointed out that the load of the gear changes in a stepped manner. This method can […]
Scientific
Interaction force between cross-torsion-pendulum coupling gear pairs in involute spur gear drive
Most gear dynamic models assume that the meshing force is evenly distributed along the tooth width direction, but during actual […]
Scientific
Effect of speed change on engagement position of fixed-shaft gear drive
It is assumed that the centre of both gears is rigidly supported.In the meshing state of tooth surface, the relationship […]
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Profile modification of involute spur gear drive system
Gear modification is a key technology to reduce vibration, noise and improve reliability of gear transmission system.Since the tooth profile […]
Scientific
Nonlinear dynamic model of lateral-torsional-pendulum coupling for involute spur gear drive
The three-dimensional solid model of involute spur gear drive is shown in the figure, and the following assumptions are used […]
Scientific
Nonlinear time-invariant model of gear drive system
In the process of gear transmission, in order to avoid jamming, clearance must be left between the sides of the […]
Scientific
Nonlinear dynamic model of coupling of involute spur gear drive
According to the method used in establishing dynamic model, the dynamic model of gear transmission system can be divided into […]
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Nonlinear dynamic meshing stiffness of fixed-shaft gear drive
When calculating meshing stiffness by quasi-static method, fixed constraints are generally imposed on the center position of each gear and […]
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Vibration characteristics test of spur gear drive system
The experimental study on gear transmission system can repeat the same test condition several times, thus helping researchers to find […]
Scientific
Non-linear dynamic tooth side clearance of fixed-shaft gear drive
In calculating the dynamic meshing force of the gear, the influence of the degree of freedom of swing is neglected, […]
Scientific
Nonlinear dynamic model of lateral-torsional-pendulum coupling for planetary gear drive
The three-dimensional solid model of the Involute Spur Planetary gear drive is shown in the figure, and the assumptions used […]
Scientific
Nonlinear Dynamic Model of Lateral-Torsion-Swing Coupling for Fixed-Shaft Gear Drive
Lagrange method is used to establish the yaw-torsion coupling nonlinear dynamic model of fixed-axle gear drive. The Lagrange equation is: […]
Scientific
Nonlinear dynamics of involute spur gear drive system
(1) Nonlinear dynamic model of yaw-torsion coupling of involute spur gear drive For involute spur fixed-shaft gear drive and planetary […]
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Nonlinear vibration characteristics of spur gear drive system
Nonlinear factors such as backlash and time-varying meshing stiffness inevitably exist in gear meshing process, which belongs to the research […]
Scientific
Vibration and noise control of gear drive
The purpose of vibration and noise control of gear transmission is mainly to improve the dynamic performance of the transmission […]
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The load sharing of the cogwheel of a helicopter
The coaxial gear split torque drive is a new type of helicopter main reducer. The enhanced rotorcraft drive system program […]
Scientific
Research on Design and Manufacture of Laser Cutting Chuck Drive Gear Pair
Laser cutting equipment mainly uses heat energy generated by laser beam emitted by laser to cut pipes with motion mechanical […]
Scientific
Meshing force of planetary gear drive system under continuous operation with large load
The meshing frequency and its double frequency of each pair of wheels constitute the main vibration excitation components of the […]
Scientific
Definition and source of backlash in precision gear drive
The total empty return of the gear transmission chain caused by the factors such as the increase of the gear […]
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Analysis of the factors influencing the return difference of precision gear drive
Michalec, a British scholar, defines a high-quality gear with a tolerance of 0.0254-0.002 54 mm (0.001-0.0001 inch) as a precision […]
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Necessary conditions for the operation of gear drive chain
Gear transmission mechanism with large transmission ratio is often composed of many single-stage gears. The sum of these gears and […]
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Lubricant Options For All Hub City Worm Gear Drives
City Hub done extensive testing on various types of oil, to compare the wear resistance, efficiency, and thermal ratings. Hub […]
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The worm gear drives
Basic Specifications • Power ratings from 1/4 to 104 HP • Torque outputs to 80,000 inches / £ • ratios […]