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Design and Parameters Optimization of a Provoke-Suction Type Harvester for Ground Jujube Fruit

Author

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  • Gaokun Shi

    (College of Mechanical and Electrical Engineering, Shihezi University, Shihezi 832000, China
    Xinjiang Production and Construction Corps, Key Laboratory of Modern Agricultural Machinery, Shihezi 832000, China)

  • Jingbin Li

    (College of Mechanical and Electrical Engineering, Shihezi University, Shihezi 832000, China
    Xinjiang Production and Construction Corps, Key Laboratory of Modern Agricultural Machinery, Shihezi 832000, China)

  • Za Kan

    (College of Mechanical and Electrical Engineering, Shihezi University, Shihezi 832000, China
    Xinjiang Production and Construction Corps, Key Laboratory of Modern Agricultural Machinery, Shihezi 832000, China)

  • Longpeng Ding

    (College of Mechanical and Electrical Engineering, Shihezi University, Shihezi 832000, China
    Xinjiang Production and Construction Corps, Key Laboratory of Modern Agricultural Machinery, Shihezi 832000, China)

  • Huizhe Ding

    (College of Mechanical and Electrical Engineering, Shihezi University, Shihezi 832000, China
    Xinjiang Production and Construction Corps, Key Laboratory of Modern Agricultural Machinery, Shihezi 832000, China)

  • Lun Zhou

    (College of Mechanical and Electrical Engineering, Shihezi University, Shihezi 832000, China
    Xinjiang Production and Construction Corps, Key Laboratory of Modern Agricultural Machinery, Shihezi 832000, China)

  • Lihong Wang

    (College of Engineering and Technology, Southwest University, Chongqing 400715, China)

Abstract

Low working efficiency is an important reason for the limited application of the traditional aspirated-air type jujube fruit pickup machine. In this study, a provoke-suction type harvester for ground jujube fruit (PSH) was designed, based on the principle of negative pressure suction after shoveling the jujube fruit mechanically. The main working parameters were analyzed and the structures of the key devices were designed. Then, a three-factor and three-level Box–Behnken method was used to evaluate the performance of the PSH. The results showed that the pickup rate, impurity rate, and working efficiency were 99.36%, 5.63%, and 1672.3 kg∙h −1 , respectively; as the forward speed, provoke teeth buried depth, and airflow velocity were 0.21 kg∙h −1 , 74 mm, and 26.4 kg∙h −1 , respectively. Furthermore, the verification results showed that the pickup rate, impurity rate, and working efficiency were 98.05%, 5.97%, and 1591.2 kg∙h −1 , respectively, moreover, the relative errors were 1.32%, 6.04%, and 4.85%, respectively, indicating that the parameter optimization model can accurately predict the test results. The working efficiency of the PSH was significantly improved compared with the traditional aspirated-air type jujube fruit pickup machine. This research can provide a reference for the development of the jujube fruit pickup machine.

Suggested Citation

  • Gaokun Shi & Jingbin Li & Za Kan & Longpeng Ding & Huizhe Ding & Lun Zhou & Lihong Wang, 2022. "Design and Parameters Optimization of a Provoke-Suction Type Harvester for Ground Jujube Fruit," Agriculture, MDPI, vol. 12(3), pages 1-16, March.
  • Handle: RePEc:gam:jagris:v:12:y:2022:i:3:p:409-:d:771182
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    Citations

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    Cited by:

    1. Wenyu Tong & Jianfei Zhang & Guangqiao Cao & Zhiyu Song & Xiaofeng Ning, 2023. "Design and Experiment of a Low-Loss Harvesting Test Platform for Cabbage," Agriculture, MDPI, vol. 13(6), pages 1-20, June.
    2. Lun Zhou & Jingbin Li & Longpeng Ding & Huizhe Ding & Gaokun Shi & Daolin Li, 2022. "Design and Evaluation of a Mechanical Floor-Standing Jujube Picker," Agriculture, MDPI, vol. 12(8), pages 1-20, August.
    3. Zhiyuan Zhang & Jingbin Li & Xianfei Wang & Yongman Zhao & Shuaikang Xue & Zipeng Su, 2022. "Parameters Optimization and Test of an Arc-Shaped Nail-Tooth Roller-Type Recovery Machine for Sowing Layer Residual Film," Agriculture, MDPI, vol. 12(5), pages 1-14, May.
    4. Jianfei Zhang & Guangqiao Cao & Yue Jin & Wenyu Tong & Ying Zhao & Zhiyu Song, 2022. "Parameter Optimization and Testing of a Self-Propelled Combine Cabbage Harvester," Agriculture, MDPI, vol. 12(10), pages 1-19, October.
    5. Hezheng Wang & Silin Cao & Yongrui Liu & Yuxin Yang & Xiangyu Meng & Peng Ji, 2022. "Design of Cotton Recovery Device and Operation Parameters Optimization," Agriculture, MDPI, vol. 12(9), pages 1-17, August.
    6. Fu Zhang & Zijun Chen & Yafei Wang & Ruofei Bao & Xingguang Chen & Sanling Fu & Mimi Tian & Yakun Zhang, 2023. "Research on Flexible End-Effectors with Humanoid Grasp Function for Small Spherical Fruit Picking," Agriculture, MDPI, vol. 13(1), pages 1-18, January.
    7. Lun Zhou & Jingbin Li & Longpeng Ding & Huizhe Ding & Junpeng Liang, 2022. "Analysis and Design of Operating Parameters of Floor-Standing Jujube Pickup Device Based on Discrete Element Method," Agriculture, MDPI, vol. 12(11), pages 1-19, November.

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