Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Cao Jujiang"'
Publikováno v:
Jixie chuandong, Vol 44, Pp 133-137 (2020)
The globoidal cam planetary mechanism is difficult to machine， the assembly precision is difficult to guarantee， and its manufacturing cost is high. These problems are caused by the toroidal structure of the outer annulus cam. A new type of squir
Externí odkaz:
https://doaj.org/article/767ddd787d3c4817b866a421941eed6d
Publikováno v:
Jixie chuandong, Vol 43, Pp 50-53 (2019)
Aiming at the problems such as the easy wear of the cam mechanism in the traditional cam manipulator,the lack of flexibility in the output action and the single trajectory of the movement,a new design scheme for the electronic cam picking manipulator
Externí odkaz:
https://doaj.org/article/29e6bdd1d24449908069980e779b5701
Publikováno v:
Jixie chuandong, Vol 42, Pp 33-36 (2018)
Aiming at the problem of modeling difficult of complex meshing surfaces of globoidal cam planetary mechanism,a method of 3D modeling by using simulated motion method is proposed in order to facilitate the modeling of the mechanism. The kinematics ana
Externí odkaz:
https://doaj.org/article/de8223cb32ce4c438f7e6cb4fca4f2f0
Autor:
Qing Di, Cao Jujiang
Publikováno v:
Jixie chuandong, Vol 42, Pp 132-136 (2018)
Based on the analysis of physiological structure and jumping movement characteristics of human lower limb,the jumping model of the lower limb is simplified as a plane multi-rigid body motion system. According to the forward kinetics analysis,the posi
Externí odkaz:
https://doaj.org/article/20b70fa7d0de451cb42fff496d0751a4
Publikováno v:
Jixie chuandong, Vol 42, Pp 76-79 (2018)
In order to design a new spatial truss deployable mechanism with high folding rate and analyze its unfolding motion,2-DOF modularized deployable mechanism unit constituted from two rectangular pyramids arranged symmetrically is proposed. Firstly,modu
Externí odkaz:
https://doaj.org/article/e9a2f72fcb294d55b09a481aeae8f6c8
Publikováno v:
Jixie qiangdu, Vol 39, Pp 92-99 (2017)
Aiming at overcoming the deficiency of balance of the Crank-group Driving Mechanism,utilize Mass moment substitution method to translate the equilibrium problem of inertia force of Crank-group Driving Mechanism into the additional mass moment of bran
Externí odkaz:
https://doaj.org/article/b9cec168a50c4433b57ae922ff6871bd
Publikováno v:
Jixie chuandong, Vol 41, Pp 187-190 (2017)
In the actual manufacturing process of globoidal cam,due to the processing surface of globoidal cam is always considered as symmetrical structure,hence the interference between the tool and the workpiece is easy to be formed. Aiming at the processing
Externí odkaz:
https://doaj.org/article/a37f11bca7da4dc1a37ee40022b78c3a
Publikováno v:
Jixie chuandong, Vol 41, Pp 63-66 (2017)
In order to study the influence of different structural forms of counterweight crank on the dynamic balance of crank-group mechanism,the dynamic balance conditions is proposed based on the mass moment substitution method and moment of momentum substi
Externí odkaz:
https://doaj.org/article/f2485d14714f4d639a89f6306566d616
Publikováno v:
Jixie chuandong, Vol 40, Pp 96-100 (2016)
Aiming at overcoming the deficiency of dynamic balance of crank- group mechanism,combining the mass moment substitution method and the momentum moment substitution method,the complete balance conditions of swing force and swing torque of crank- group
Externí odkaz:
https://doaj.org/article/6366cd158ed943aab6ace91a09cbcba1
Publikováno v:
Jixie chuandong, Vol 41, Pp 26-28 (2017)
Based on the topologic theory,the topology structure of the crank-group driving mechanism is researched,and the similarities and differences of the crank-group driving mechanism structure between them are determined by combining with the topology str
Externí odkaz:
https://doaj.org/article/24245554cd6a493ca689703e635bb2ee