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Reciprocating type branch variable-frequency and variable-amplitude vibration mechanism and operation method thereof

A variable-amplitude vibration and reciprocating technology, which is applied in the direction of picking machines, harvesters, agricultural machinery and implements, etc., can solve problems such as high cost, limited functions, and complex structures

Pending Publication Date: 2020-07-07
NINGXIA UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Existing vibration mechanism is mainly used in the stirring of cement in medical treatment, preparation mechanism and construction and the stirring of animal husbandry feed, and there is no vibration mechanism applied in agricultural engineering to study the vibration attenuation characteristics of branches; (2) the existing vibration Mechanism, the structure is complicated, but the function is limited; (3) the existing vibration mechanism, mostly uses the linear motor, the cost is high

Method used

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  • Reciprocating type branch variable-frequency and variable-amplitude vibration mechanism and operation method thereof
  • Reciprocating type branch variable-frequency and variable-amplitude vibration mechanism and operation method thereof
  • Reciprocating type branch variable-frequency and variable-amplitude vibration mechanism and operation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0046] refer to image 3 , The reciprocating branch frequency variable amplitude vibration mechanism mainly includes a frame and a motor installed on it, a transmission mechanism, a vibration frequency adjustment mechanism, an amplitude adjustment mechanism and a branch fixing mechanism.

[0047] Wherein, the frame mainly includes the main body frame 11 of the frame, the top cover 12, the center cross bracket 13, etc., which are used to support the whole mechanism. The bearing of shaft 34 is positioned and supported.

[0048] refer to Figure 4 , the motor is installed at the bottom of the frame through the motor guide plate 21, the front end of the output shaft of the motor is fixed with a sleeve I, the transmission gear 31 is installed on the sleeve I, the horizontal transmission shaft 32 is arranged parallel to the output shaft of the motor, and the corresponding position on it is A sleeve II is fixed, and a plurality of meshing gears 33 with different transmission ratios...

Embodiment 2

[0064] This embodiment provides a method for operating a reciprocating branch frequency-variable-amplitude vibration mechanism, which is applied to the reciprocating branch frequency-variable-amplitude vibration mechanism in the above-mentioned embodiment 1. The operation method includes the following steps:

[0065] Step 1. Complete the installation of the reciprocating branch frequency-variable-amplitude vibration mechanism according to the preset frequency and amplitude. The adjustment of the preset frequency is realized by changing the gear train transmission ratio of the vibration frequency adjustment mechanism. The gear train transmission ratio range is 1:1 , 1:2, 1:3, 1:4; the adjustment of the preset amplitude is realized by changing the position where the power shaft of the reciprocating rod of the amplitude adjustment mechanism is fixed to the amplitude adjustment hole 52, and the amplitude adjustment range of the amplitude adjustment hole 52 is 5cm to 10cm ;

[0066...

Embodiment 3

[0070] A motor transmission and installation structure, which can be used to conveniently adjust the output transmission ratio of the motor.

[0071] refer to Figure 4~6 , the structure includes a motor, a motor guide plate 21, a motor output shaft, a horizontal transmission shaft 32, and a gear train. Wherein, the position of the motor can be adjusted and installed on the motor guide plate 21, the motor guide plate 21 is provided with a transmission ratio adjustment track 41 and a plurality of sets of motor positioning holes 42, the motor slider 22 is arranged below the motor, and the bottom of the motor slider 22 Two motor guide pins 23 are provided, and fixing bolts are provided at both ends. When the motor slide block 22 is moved to move the motor guide pin 23 to the designated transmission ratio position in the transmission ratio adjustment track 41, at this time, the motor can be fixed by tightening the fixing bolts to the corresponding motor positioning holes 42 below...

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Abstract

The invention discloses a reciprocating type branch variable-frequency and variable-amplitude vibration mechanism and an operation method thereof. The vibration structure comprises a frame, a motor, atransmission mechanism, a vibration frequency adjusting mechanism, an amplitude adjusting mechanism and a branch fixing mechanism, wherein the motor, the transmission mechanism, the vibration frequency adjusting mechanism, the amplitude adjusting mechanism and the branch fixing mechanism are installed on the frame. The reciprocating type branch variable-frequency and variable-amplitude vibrationmechanism provided by the invention is mainly used for researching the biomechanical properties of plant branches in agricultural engineering; and the reciprocating type branch variable-frequency andvariable-amplitude vibration mechanism, together with kinematics parameter testing equipment, explores the vibration response conditions and the vibration attenuation characteristics of various plantbranches under preset frequencies and amplitudes and different frequencies and amplitudes, so theoretical design and related data information can be provided for design of related agricultural machinery. Compared with a conventional mechanism, the reciprocating type branch variable-frequency and variable-amplitude vibration mechanism provided by the invention has the advantages of wide applicationrange, low manufacturing cost, convenient and easy operation and the like.

Description

technical field [0001] The invention relates to the field of mechanical devices, specifically a mechanical structure for studying the biomechanical properties of branches and an operation method thereof, mainly used for studying the vibration attenuation characteristics of branches, and then guiding the design of some agricultural machinery. Background technique [0002] At present, the development of vibration mechanism is clearly and finely classified in use, which are mainly different mechanisms designed for various purposes, such as used in experimental departments (preparation companies, medical institutions, health and epidemic prevention departments) and medical schools. Micro oscillators for preparing reagents or mixing reagents and samples, oscillators for agricultural product testing, test tube centrifugal oscillation devices for chemical experiments, etc. These devices are almost all used in the fields of medicine, chemistry and construction machinery. [0003] In...

Claims

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Application Information

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IPC IPC(8): A01D46/26
CPCA01D46/264
Inventor 王昱潭李乐凯李萍薛君蕊李嘉婧张加欣
Owner NINGXIA UNIVERSITY
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