Rice screening machine

Abstract

The invention discloses a rice screening machine. The rice screening machine comprises a feeding box communicating up and down, wherein a first sieve tray is arranged right below the feeding box, a first driver is arranged on the right side of the first sieve tray, a first rotating shaft is arranged on the first driver, a first connecting rod is arranged between the first rotating shaft and the first sieve tray, a second sieve tray is arranged right below the first sieve tray, a second driver is arranged on the left side of the second sieve tray, the second driver is provided with a second rotating shaft, a second connecting rod is arranged between the second rotating shaft and the second sieve tray, a collecting box used for collecting rice is arranged right below the second sieve tray, notches are formed in the outer walls of the left side and the right side of the collecting box, an auxiliary box used for collecting rice husks is arranged on the left side of the collecting box, a case is arranged on the right side of the collecting box, the inner diameter of the collecting box is larger than that of the second sieve tray, and a positive and negative bidirectional motor is arranged at the bottom of the case. The rice screening machine can effectively screen grass scraps and particles originally carried in rice, and is convenient and fast to use.

Description

technical field [0001] The invention relates to the technical field of rice processing, in particular to a rice screening machine. Background technique [0002] Rice, also known as rice or paddy rice, is an edible grain, an annual herbaceous plant, which likes temperature and humidity. It is commonly called "rice" or "millet" in southern China, and the hulled grain is rice. It is called rice or plain rice after being cooked. Rice is one of the main food crops in my country, with a long history of planting and a large area of ​​planting. Rice is not only a grain, but also a raw material for making wine and caramel. [0003] When rice is harvested, it is necessary to remove the husk and grass clippings in the rice to obtain clean and impurity-free rice. However, the current general equipment is not effective in removing impurities from rice, and rice and debris are often discarded together. , and the equipment occupies a large area, and the operator needs to climb up and do...

AI Technical Summary

Problems solved by technology

[0003] When rice is harvested, it is necessary to remove the husk and grass clippings in the rice to obtain clean and impurity-free rice. However, the current general equipment is not effective in removing impurities from rice, and rice and debris are often discarded together. , and the equipment covers a large area, the operator needs to climb up and down when using it, which is very inconvenient to use

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