Zobrazeno 1 - 10
of 25
pro vyhledávání: '"Che Linxian"'
Publikováno v:
Jixie chuandong, Vol 47, Pp 72-82 (2023)
Compared with serial mechanisms, parallel mechanisms have the advantages of good rigidity, high precision, stable and compact structure, which are suitable for the field of surgery. A (5R)OC-URR parallel mechanism with two rotational and one translat
Externí odkaz:
https://doaj.org/article/4bd8742066314a1398ad45c11c695a9a
Publikováno v:
Jixie chuandong, Vol 46, Pp 47-54 (2022)
Facing the occasion of grasping and sorting, a novel 3T1R planar symmetric parallel mechanism, named 2PRPaU-2PSS PM, is proposed, and its kinematics is analyzed in detail. The degree of freedom and coupling degree are addressed through the position a
Externí odkaz:
https://doaj.org/article/3d8d4f30e6b444c39660518847be5a3a
Publikováno v:
Jixie chuandong, Vol 44, Pp 37-43 (2020)
The 2-degree-of-freedom spherical 5R parallel mechanism is taken as the research object, and teaching-learning-based optimization (TLBO) algorithm is applied to solve the optimization design problem of mechanism dimensional parameters. The expr
Externí odkaz:
https://doaj.org/article/738455acd94e46448c473b9f77860c6d
Publikováno v:
Jixie chuandong, Vol 44, Pp 42-54 (2020)
Using the coordinate transformation principle,the parametric equation for the trajectory generated is derived by the coupler point of spherical 4R linkage. On this basis,a constrained optimization model is constructed to formulate the approximate
Externí odkaz:
https://doaj.org/article/adf4afcd9f8141e383aff6231409106a
Publikováno v:
Jixie chuandong, Pp 23-28 (2019)
The parallel module of Exechon machine tool is developed based on the 3 degree-of-freedom (DOF) 2UPR-SPR mechanism, which is a parallel spindle head with two rotational (orientational) DOFs and one translational DOF. The output axis of moving platfor
Externí odkaz:
https://doaj.org/article/74cd4973ed5841edbf503b74fd63420e
Publikováno v:
Jixie chuandong, Vol 42, Pp 112-118 (2018)
By a combination of the intelligent optimization algorithm and the numerical iteration method,a combined algorithm called Adaptive differential evolution and Newton iteration( ADE-Newton) algorithm is constructed. Taking 3-RPS parallel mechanism
Externí odkaz:
https://doaj.org/article/743842e17e7f4a6786f800f0d1d4805d
Publikováno v:
Jixie chuandong, Vol 41, Pp 36-42 (2017)
According to the equivalent mapping relation of decision variables,the constrained discrete optimization problems for gear transmission design are transformed into nonlinear constrained non- negative integer programming problems( CNIPPs) and a di
Externí odkaz:
https://doaj.org/article/d8271b4ffff7461e954d49ed51748d1c
Publikováno v:
In Applied Mathematical Modelling February 2023 114:745-769
Publikováno v:
In Mechanism and Machine Theory February 2022 168
Publikováno v:
In Mechanism and Machine Theory November 2020 153