Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear

LIU, Yongping ;WANG, JianLi ;DONG, Changbin .
Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear. 
Articles in Press, [S.l.], v. 0, n.0, p. , february 2026. 
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/sl/article/research-on-the-optimal-design-of-onion-planting-mechanism-based-on-denatured-pascal-limacon-gear/>. Date accessed: 26 mar. 2026. 
doi:http://dx.doi.org/.

Liu, Y., Wang, J., & Dong, C.
(0).
Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear.
Articles in Press, 0(0), .
doi:http://dx.doi.org/

@article{.,
	author = {Yongping  Liu and JianLi  Wang and Changbin  Dong},
	title = {Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear},
	journal = {Articles in Press},
	volume = {0},
	number = {0},
	year = {0},
	keywords = {Denatured Pascal Limacon gear; Onion transplanting; Non-circular gear; Asymmetric transmission; Optimization algorithm; },
	abstract = {Mechanized onion planting holds significant importance for enhancing planting efficiency and reducing labor costs. However, traditional planting mechanisms driven by elliptical gears often suffer from issues such as insufficient trajectory stability and excessive speed and acceleration. To address this, this paper proposes a parallelogram planting mechanism based on a denatured Pascal limacon gear drive. By analyzing the mechanism's operating principle and the transmission characteristics of the denatured Pascal limacon gear, a kinematic model was established. The effects of parameters such as gear denaturation coefficient drive speed, and link dimensions on the planting point trajectory and motion velocity were investigated. Results indicate that the deformation coefficient, crank length, and initial mounting angle significantly influence the mechanism's performance. Based on these findings, multi-objective optimization using a genetic algorithm was conducted to meet agronomic requirements. The optimized mechanism achieves a planting depth of 27 mm at an advance speed of 0.3 m/s and a gear angular velocity of 2Π rad/s. Horizontal velocities at soil entry and exit approach zero, acceleration changes gradually during the planting phase, and operational stability is significantly enhanced. Compared to the elliptical gear drive configuration, it demonstrates superior overall performance.},
	issn = {0039-2480},	pages = {},	doi = {},
	url = {https://www.sv-jme.eu/sl/article/research-on-the-optimal-design-of-onion-planting-mechanism-based-on-denatured-pascal-limacon-gear/}
}

Liu, Y.,Wang, J.,Dong, C.
0 February 0. Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear. Articles in Press. [Online] 0:0

%A Liu, Yongping 
%A Wang, JianLi 
%A Dong, Changbin 
%D 0
%T Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear
%B 0
%9 Denatured Pascal Limacon gear; Onion transplanting; Non-circular gear; Asymmetric transmission; Optimization algorithm; 
%! Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear
%K Denatured Pascal Limacon gear; Onion transplanting; Non-circular gear; Asymmetric transmission; Optimization algorithm; 
%X Mechanized onion planting holds significant importance for enhancing planting efficiency and reducing labor costs. However, traditional planting mechanisms driven by elliptical gears often suffer from issues such as insufficient trajectory stability and excessive speed and acceleration. To address this, this paper proposes a parallelogram planting mechanism based on a denatured Pascal limacon gear drive. By analyzing the mechanism's operating principle and the transmission characteristics of the denatured Pascal limacon gear, a kinematic model was established. The effects of parameters such as gear denaturation coefficient drive speed, and link dimensions on the planting point trajectory and motion velocity were investigated. Results indicate that the deformation coefficient, crank length, and initial mounting angle significantly influence the mechanism's performance. Based on these findings, multi-objective optimization using a genetic algorithm was conducted to meet agronomic requirements. The optimized mechanism achieves a planting depth of 27 mm at an advance speed of 0.3 m/s and a gear angular velocity of 2Π rad/s. Horizontal velocities at soil entry and exit approach zero, acceleration changes gradually during the planting phase, and operational stability is significantly enhanced. Compared to the elliptical gear drive configuration, it demonstrates superior overall performance.
%U https://www.sv-jme.eu/sl/article/research-on-the-optimal-design-of-onion-planting-mechanism-based-on-denatured-pascal-limacon-gear/
%0 Journal Article
%R 
%& 
%P 1
%J Articles in Press
%V 0
%N 0
%@ 0039-2480
%8 2026-02-11
%7 2026-02-11

Liu, Yongping, JianLi  Wang, & Changbin  Dong.
"Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear." Articles in Press [Online], 0.0 (0): . Web.  26 Mar. 2026

TY  - JOUR
AU  - Liu, Yongping 
AU  - Wang, JianLi 
AU  - Dong, Changbin 
PY  - 0
TI  - Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear
JF  - Articles in Press
DO  - 
KW  - Denatured Pascal Limacon gear; Onion transplanting; Non-circular gear; Asymmetric transmission; Optimization algorithm; 
N2  - Mechanized onion planting holds significant importance for enhancing planting efficiency and reducing labor costs. However, traditional planting mechanisms driven by elliptical gears often suffer from issues such as insufficient trajectory stability and excessive speed and acceleration. To address this, this paper proposes a parallelogram planting mechanism based on a denatured Pascal limacon gear drive. By analyzing the mechanism's operating principle and the transmission characteristics of the denatured Pascal limacon gear, a kinematic model was established. The effects of parameters such as gear denaturation coefficient drive speed, and link dimensions on the planting point trajectory and motion velocity were investigated. Results indicate that the deformation coefficient, crank length, and initial mounting angle significantly influence the mechanism's performance. Based on these findings, multi-objective optimization using a genetic algorithm was conducted to meet agronomic requirements. The optimized mechanism achieves a planting depth of 27 mm at an advance speed of 0.3 m/s and a gear angular velocity of 2Π rad/s. Horizontal velocities at soil entry and exit approach zero, acceleration changes gradually during the planting phase, and operational stability is significantly enhanced. Compared to the elliptical gear drive configuration, it demonstrates superior overall performance.
UR  - https://www.sv-jme.eu/sl/article/research-on-the-optimal-design-of-onion-planting-mechanism-based-on-denatured-pascal-limacon-gear/

@article{{}{.},
	author = {Liu, Y., Wang, J., Dong, C.},
	title = {Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear},
	journal = {Articles in Press},
	volume = {0},
	number = {0},
	year = {0},
	doi = {},
	url = {https://www.sv-jme.eu/sl/article/research-on-the-optimal-design-of-onion-planting-mechanism-based-on-denatured-pascal-limacon-gear/}
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TY  - JOUR
AU  - Liu, Yongping 
AU  - Wang, JianLi 
AU  - Dong, Changbin 
PY  - 2026/02/11
TI  - Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear
JF  - Articles in Press; Vol 0, No 0 (0): Articles in Press
DO  - 
KW  - Denatured Pascal Limacon gear, Onion transplanting, Non-circular gear, Asymmetric transmission, Optimization algorithm, 
N2  - Mechanized onion planting holds significant importance for enhancing planting efficiency and reducing labor costs. However, traditional planting mechanisms driven by elliptical gears often suffer from issues such as insufficient trajectory stability and excessive speed and acceleration. To address this, this paper proposes a parallelogram planting mechanism based on a denatured Pascal limacon gear drive. By analyzing the mechanism's operating principle and the transmission characteristics of the denatured Pascal limacon gear, a kinematic model was established. The effects of parameters such as gear denaturation coefficient drive speed, and link dimensions on the planting point trajectory and motion velocity were investigated. Results indicate that the deformation coefficient, crank length, and initial mounting angle significantly influence the mechanism's performance. Based on these findings, multi-objective optimization using a genetic algorithm was conducted to meet agronomic requirements. The optimized mechanism achieves a planting depth of 27 mm at an advance speed of 0.3 m/s and a gear angular velocity of 2Π rad/s. Horizontal velocities at soil entry and exit approach zero, acceleration changes gradually during the planting phase, and operational stability is significantly enhanced. Compared to the elliptical gear drive configuration, it demonstrates superior overall performance.
UR  - https://www.sv-jme.eu/sl/article/research-on-the-optimal-design-of-onion-planting-mechanism-based-on-denatured-pascal-limacon-gear/

Liu, Yongping, Wang, JianLi, AND Dong, Changbin.
"Research on the optimal design of onion planting mechanism based on Denatured Pascal Limacon Gear" Articles in Press [Online], Volume 0 Number 0 (11 February 2026)