US 11,813,502 B2
Ball picking robot and ball unloading method using the same
Tianlei Wang, Jiangmen (CN); Jiongzhi Qiu, Jiangmen (CN); Simian Chen, Jiangmen (CN); Rong Fu, Jiangmen (CN); Jingling Zhang, Jiangmen (CN); Jiangyuan Chen, Jiangmen (CN); Yikui Zhai, Jiangmen (CN); Na Xiao, Jiangmen (CN); and Junda Deng, Jiangmen (CN)
Assigned to WUYI UNIVERSITY, Jiangmen (CN)
Appl. No. 16/976,957
Filed by Wuyi University, Jiangmen (CN)
PCT Filed May 22, 2020, PCT No. PCT/CN2020/091791
§ 371(c)(1), (2) Date Aug. 31, 2020,
PCT Pub. No. WO2020/233703, PCT Pub. Date Nov. 26, 2020.
Claims priority of application No. 201910434390.6 (CN), filed on May 23, 2019.
Prior Publication US 2021/0138311 A1, May 13, 2021
Int. Cl. A63B 47/02 (2006.01); A63B 47/00 (2006.01); B60P 1/00 (2006.01); G05D 1/02 (2020.01); A63B 69/38 (2006.01)
CPC A63B 47/021 (2013.01) [A63B 47/002 (2013.01); B60P 1/006 (2013.01); G05D 1/0255 (2013.01); A63B 69/38 (2013.01); A63B 2047/022 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A ball picking robot, comprising a chassis, an L-shaped hanging lug, a ball storage frame, an arc ball delivery plate, an electric push rod disposed on the chassis, and a bracket and a drive motor disposed on the chassis, wherein a movable end of the electric push rod is connected with one end of the L-shaped hanging lug, another end of the L-shaped hanging lug is connected with a side of the ball storage frame, a camera for photographing an interior of the ball storage frame is disposed on the bracket, and the drive motor is able to drive the electric push rod to move up and down to shake the ball storage frame;
the arc ball delivery plate is disposed on the chassis and opposite to a ball inlet of the ball storage frame, the ball storage frame is further provided with a ball outlet opposite to the ball inlet, the chassis is further provided with a baffle capable of blocking the ball outlet, the arc ball delivery plate comprises a guide portion, a convex portion and a concave portion which are connected in sequence, and a curvature of the convex portion is larger than a curvature of the guide portion and a curvature of the concave portion; and
the chassis is provided with a first support column and a second support column, the first support column is axially connected with a first roller for guiding a tennis ball on the ground to reach the arc ball delivery plate, and the second support column is axially connected with a second roller for guiding a tennis ball on the arc ball delivery plate to be transferred to the ball storage frame.