Analysis of High Speed Gearbox Oil Injection Lubrication Under Negative Pressure Based on the CFD by Zhang Hong, Huang Bo, Ding Yiqun, Qiu Linyue, Lu Haoran

“…The collision evolution process between oil and high-speed gear tooth surface under negative pressure is analyzed, and the movement of the oil at different times and the spread on the tooth surface are obtained. …”
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Research on Dynamic Wear of Non-circular Gear Transmission Based on the Time-varying Meshing Force by Xia Lian, Zhang Yiheng, Han Jiang

“…The meshing stiffness of non-circular gears is solved by using the equivalent tooth number method, and the dynamic meshing force and wear of single tooth profile are analyzed. …”
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STUDY ON CONTACT STRESS OF BEVELOID GEAR BASED ON FRACTAL THEORY by LIU YongPing, WEI Shuai, DONG ChangBin, WEI YongQiao, REN ZhongTao, LI ZeYu

“…In order to more accurately reflect the real contact stress on the tooth surface of beveloid gear, this paper constructs the tooth surface contact coefficient of beveloid gear, and verifies its rationality. …”
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Design of Limacon Gear Pair based on Matlab and Caxa by Liu Yongping, Zhang Qingfei, Yu Jun, Zhang Huicheng

“…Aiming at the non- circular gear with closed pitch curve,the characteristics of pitch curves and gear tooth distribution of the non- circular gear are introduced. …”
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Experiment Investigation of the Influence of Air Borne on Meshing Noise in Synchronous Belt Transmission by Guo Jianhua, Zhang Guangbin, Hu Qingming, Meng Qingxin

“…Taking the double helical synchronous belt and straight tooth synchronous belt with identical end tooth profile as research object,the straight tooth pulley includes the flange and non- flange structure. …”
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Research of Reducing Gear Bending Stress based on Multi-parameter Optimization by Zhao Xiangfei, Cui Yan, Zhang Tianyi

“…In order to avoid the case of bending fatigue fracture during transmission,with the maximum bending stress of the tooth root as the objective function,and the tooth thickness greater than 0. 25 m and the coincidence degree greater than 2 as the constraint,the tooth profile parameters are optimized. …”
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Research of the Path Optimization for the NC Planing Process of the Spur Face-gear by Qian Lulu, Yang Xiaoyu, Tang Jinyuan

“…The principle of the NC planing process of the spur face-gear is briefly introduced,the equations of the tooth profile and the tooth cutter are derived,the mathematical relation between the tooth cutter angle and the allowance is established,and then,the machining path of the NC planing of the spur face-gear is optimized. …”
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Study on the Contact Conditions of Powder Metallurgy Gear by Fang Cheng, Li Xinmin

“…The larger gear tooth bending deformation will influence on the transmission efficiency of powder metallurgy gear and even dynamics. …”
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Research of Finite Element Analysis Method of Gear with Load Shaft and the Application by He Rong, Xu Jin, Zhang Yudong, Li Hongwu, Cheng Yan, Li liang

“…The position of the single-tooth meshing point and the load angle are calculated. …”
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Analysis and Simulation of Transient Contact Stress and Temperature Field of Polymer Gear by Wang Zhen, Wang Yanjun, Wang Jingjing, Mao K

“…The calculation method of the tooth surface friction coefficient and the friction heat flux density of the gear tooth during the meshing process is studied. …”
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Research of Load and Contact Capacity of Micro-Segment Gear based on ARAMIS System by Huang Kang, Dong Yu, Liu Peng, Huang Qingqing

“…At present,there are not unified formula for static strength to calculating the gear load and contact capacity of micro-segment gear,and also no specific research and analysis for gear load and contact capacity.By using the non-contact strain measurement system ARAMIS,the contact stress of the micro-segment gear under the condition of static loading is measured,and under the same experiment condition,the strain analysis of the location near the gear mesh point and tooth root of micro-segment gear and involute gear are respectively carried out,the principal strain figure of the gear end face is obtained.The force analysis of location selection on the same point of the two kinds of gear tooth profile are carried out,and the force condition of the two kinds of gear tooth profile are compared.…”
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Research of Optimization of Grinding Parameter of Hypoid Gear based on Orthogonal Experiment by Mo Yimin, Li Qiming, Yang Junjian, Liu Jie, Huang Yecai

“…The test results show that the optimized grinding parameter combination can effectively reduce the tooth surface roughness and improve the grinding quality, and also provide a reference for the selection of grinding tooth processing parameters.…”
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RESEARCH ON ELASTIC MESHING EFFECT OF RV DRIVE WITH BEVELOID GEAR by DENG ShiWei, DU XueSong, ZHU CaiChao, YU ZiQiang, HUANG YuCheng

“…The effect of elastic meshing under different loads on the axial force,contact force,number of actual contact teeth,load distribution among the teeth,contact stress of the tooth surface and tooth root stress. The results of the analysis provide the basis for improving the bearing capacity,gear parameter optimization,tooth profile modification and the strength calculation of parts with small teeth difference.…”
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Study of the Impact of Worm Shaped Honing Wheel on Gear Honing Speed by Liu Chang, Lin Jiachun, Yu Bo

“…In the gear honing process,the relative speed which is between honing wheel and processing tooth surface determines honing process capacity and tooth texture. …”
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Stem Cell-Based Dental Tissue Engineering by Petar Zivkovic, Vladimir Petrovic, Stevo Najman, Vladisav Stefanovic

“…Although whole tooth regeneration is still not possible, there are promising results. …”
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Research of the Influence of Gear Fault on Time Varying Mesh Stiffness of Spur Gear Pair by Na'na Feng, Haimiao Wu

“…An analytical approach based on the simulation is proposed to quantify the time varying mesh stiffness （TVMS） of gear pair due to various gear tooth faults. Gear faults affecting transmission of gear pair are always accompanied by a stiffness reduction. …”
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Study on Meshing Characteristic of Face Gear Pair based on Pinion Modified by Continuous Shifting by Zhang Jinzhao, Liu Lei

“…Then,the tooth contact analysis（ TCA） and curvature interference inspection are conducted. …”
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NC Machining Simulation and Virtual Measurement of Spiral Bevel Gear based on the VERICUT by Zeng Hong, Yang Lin, Chen Yanyan, Wang Yanzhong

“…The NC machining simulation and virtual measurement of spiral bevel gear is carried out based on the VERICUT.Firstly,the coordinate transformation principle of traditional machine and NC machining principle are introduced.Then the tooth cutting simulations of the large gear of spiral bevel gear are carried out by using VERICUT.Secondly,the three-dimensional model is reversely built by means of UG software and the generated coordinates of tooth surface points.Finally,the simulation tooth cutting model is measured and contrasted with UG design model to verify the feasibility of NC processing method.Meanwhile,it also offers shortcuts to the actual NC machining of the gear,and greatly shortens the cycle from design to production,thus improving the production efficiency of spiral bevel gear.…”
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Analysis of the Influence of Gear Related Factor on the Thermo- elastic Coupling Deformation based on the Response Surface Method by Wang Chunhua, Jia Xiaoming, Li Zhen, Fan Changda

“…The maximum deformation increased with the rotational speed,torque and boundary temperature,and decreased with the tooth width.…”
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Precise Measurement of Worm and Worm Gear based on Laser Displacement Sensor by Hao Zi, Yun Peng, Yuegang Chu, Yuhan Shen, Aiping Song

“…Through the comparison and analysis of the ideal tooth profile model of the worm and worm and the smoothing curve of the fitting point， the deviation of tooth profile and pitch are obtained. …”
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