Paddy-field straw returning device

Abstract

The invention relates to a paddy-field straw returning device. The paddy-field straw returning device comprises a connecting device, a power input shaft, a gearbox, a belt drive device, a front knife roll assembly, hinges, front grass pressing tools, a rear knife roll assembly, rear grass pressing longitudinal knives and rear grass pressing transverse knives. The paddy-field straw returning device is characterized in that one end of the power input shaft is connected with the gearbox, the other end of the power input shaft is connected with a tractor, one end of the connecting device is connected with the tractor, the other end of the connecting device is connected with the gearbox, the gearbox is connected with the belt drive device which is connected with the front knife roll assembly, and the front knife roll assembly is connected with the rear knife roll assembly. A certain number of the front grass pressing tools are installed on the front knife roll assembly, each front grass pressing tool is composed of a left grass pressing knife, a middle grass pressing knife and a right grass pressing knife, the rear grass pressing longitudinal knives and the rear grass pressing transverse knives are installed on the rear knife roll assembly, 45-degree sawteeth are machined on the ends of the rear grass pressing longitudinal knives and the ends of the rear grass pressing transverse knives, the cross sections are all machined into an arc shape, the buried depth of straw is guaranteed, and all the straw can be buried in a paddy field.

Description

technical field [0001] The invention relates to a paddy field straw returning device, which belongs to the technical field of agricultural machinery. Background technique [0002] Straw returning to the field is beneficial to the country and the people. After returning the straw, it can significantly improve the fertility of the farmland. At the same time, it can eradicate the serious environmental pollution caused by straw burning. At present, the straw returning to the paddy field is generally not buried deep enough, and there is no corresponding returning machine , the straw cannot be completely buried in the paddy field, which will affect the follow-up operations. Contents of the invention [0003] The purpose of the present invention is to provide a paddy field straw returning device, which can not only solve the problem that the straw is not buried deep, but also ensure that the straw is completely buried in the paddy field. [0004] The purpose of the present inven...

AI Technical Summary

Problems solved by technology

[0002] Straw returning to the field is beneficial to the country and the people. After returning the straw, it can significantly improve the fertility of the farmland. At the same time, it can eradicate the serious environmental pollution caused by straw burning. At present, the straw returning to the paddy field is generally not buried deep enough, and there is no corresponding returning machine , the straw cannot be completely buried in the paddy field, which will affect the follow-up operation

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