Preprint Article Version 1 Preserved in Portico This version is not peer-reviewed

Research on Vibration Characteristics of Mountain Orchard Transporter and Optimization of Trailer

Version 1 : Received: 20 September 2023 / Approved: 21 September 2023 / Online: 22 September 2023 (09:09:00 CEST)

How to cite: Ouyang, Y.; Huang, J.; Song, K. Research on Vibration Characteristics of Mountain Orchard Transporter and Optimization of Trailer. Preprints 2023, 2023091523. https://doi.org/10.20944/preprints202309.1523.v1 Ouyang, Y.; Huang, J.; Song, K. Research on Vibration Characteristics of Mountain Orchard Transporter and Optimization of Trailer. Preprints 2023, 2023091523. https://doi.org/10.20944/preprints202309.1523.v1

Abstract

In order to reduce the vibration of the transporter and improve the stability of the transporter, the vibration characteristics and key structure optimization research of the mountain orchard transporter are carried out. In this paper, the vibration of electric monorail transporters under different working conditions is tested, and the causes of vibration generated by monorail transporter during operation are explored. The three-dimensional model of the trailer and transmission box is established using Solidworks, and the modal vibration modes of the structure are analyzed theoretically. The modal test system is used for modal test analysis of trailers and transmission boxes. By comparing the results of finite element and experimental modal analysis, the second-order frequency of the trailer is close to the motor's rotating excitation frequency of 50 Hz at rated speed, which is easy to generate resonance. By optimizing the structure of the trailer, the second and third natural frequencies are increased to 54.79 Hz and 58.35 Hz respectively, which avoid the resonance of the trailer during operation and effectively reduce the vibration generated during the transportation of the trailer. Through vibration testing of the optimized electric monorail transporter, the results of vibration testing before and after structural optimization are compared and analyzed, and it is found that the vibration amplitudes of the transporter in X, Y and Z directions are reduced by 0.308m/s², 0.351m/s² and 0.334m/s² respectively, the running stability of the conveyer is improved.

Keywords

mountain orchard transporter; vibration test; trailer; transmission box; modal

Subject

Engineering, Civil Engineering

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