阅读说明：本技术 一种免喂入式收割机割台 (Cutting table of feeding-free harvester ) 是由 不公告发明人 于 2018-06-22 设计创作，主要内容包括：本发明提供一种免喂入式收割机割台,免喂入式收割机复合脱粒室上设置导流风轮经旋转产生的负压形成定向气流,定向气流带动谷物从免喂入式收割机割台进入内部的谷穗脱粒及谷物和秸秆的运动,通过在免喂入式收割割台上设置分禾器,分禾器的后部内侧设置有拨禾风轮,拨禾风轮上设置的拨禾叶片在旋转过程中形成两个分禾器间设置的割台入口的瞬时封闭,增强了割台入口的内外压差,通过绞刀输送或脱粒滚筒或分粒板脱粒并输送,确保免喂入式收割机割台以定向气流带动谷穗由脱粒滚筒或分粒板分粒的国际第三代的谷物收获机械技术的顺利实施。(The invention provides a cutting table of a feed-free harvester, wherein a guide wind wheel is arranged on a composite threshing chamber of the feed-free harvester to form directional air flow through negative pressure generated by rotation, the directional air flow drives grains to enter the interior of ear threshing and grain and straw movement from the cutting table of the feed-free harvester, a grain divider is arranged on the cutting table of the feed-free harvester, a grain poking wind wheel is arranged on the inner side of the rear part of the grain divider, and grain poking blades arranged on the grain poking wind wheel form instant sealing of a cutting table inlet arranged between two grain dividers in the rotation process, so that the internal and external pressure difference of the cutting table inlet is enhanced, and the grain is conveyed through a reamer or a threshing cylinder or a grain dividing plate for threshing and conveying, thereby ensuring the smooth implementation of the international third-generation grain harvesting machinery technology of the feed-free harvester that the grain ears are driven by the threshing cylinder or the grain dividing plate.)

1. A cutting table of a feed-free harvester belongs to a harvester of a grain harvesting machine, is a third generation grain combine harvester except for a feed-type harvester and a semi-feed-type harvester, has the characteristics of high efficiency and energy saving,

the cutting table of the feed-free harvester is integrally or connected and integrally connected with an upper cutting table shell and a lower cutting table shell, a divider is arranged at the front end of the cutting table, a cutting table inlet is arranged between the two dividers, a cutting device is arranged at the bottom of the cutting table inlet, and an output and threshing device is arranged in the cutting table;

the cutting table of the feed-free harvester uses the directional airflow formed by the negative pressure generated by the rotation of the diversion wind wheel connected with the outlet of the cutting table to drive the ears to enter the cutting table after being cut by the cutting device from the inlet of the cutting table, and the ears are threshed into grains and straws by the threshing device arranged in the cutting table and are conveyed out of the cutting table through the outlet of the cutting table.

2. A cutting table of a feed-free harvester belongs to a harvester of a grain harvesting machine, is a third generation grain combine harvester except for a feed-type harvester and a semi-feed-type harvester, has the characteristics of high efficiency and energy saving,

the cutting table of the feeding-free harvester is integrally or connected and integrally connected with an upper cutting table shell and a lower cutting table shell; the feeding-free harvester header is provided with a header inlet and a header outlet in a mode that a negative pressure generated by rotation of a diversion wind wheel forms an airflow channel of directional airflow in the header; the front end of the cutting table inlet of the feed-free harvester is provided with a plurality of grain dividers, and a cutting table inlet is arranged between the two grain dividers; the upper end and the lower end of the nearside divider are respectively integrated or connected with the header upper shell and the header lower shell and are integrally arranged together;

the inner sides of the outer peripheries of the upper wind wheel disc and the lower wind wheel disc are integrally or connected through the rotating device and are integrally arranged together, a plurality of blade shafts are integrally or connected through the rotating device and are integrally arranged on the blade shafts, and the seedling pulling blades are positioned along the blade shafts to move and rotate around the wind wheel shafts to form a instantly closed header inlet;

the lower shell of the bottom header of the header inlet of the feeding-free harvester header is integrally or connected and integrally provided with a cutting device;

the threshing device is characterized in that a composite threshing cylinder is integrally or integrally connected and formed on the threshing device through a threshing shaft, a cylinder frame is integrally or integrally connected and formed on the composite threshing cylinder through the threshing shaft, a threshing shaft is integrally or integrally connected and formed on the cylinder frame through a rotating device, and a threshing cylinder is integrally or integrally connected and formed on the threshing shaft through the rotating device.

3. A cutting table of a feed-free harvester belongs to a harvester of a grain harvesting machine, is a third generation grain combine harvester except for a feed-type harvester and a semi-feed-type harvester, has the characteristics of high efficiency and energy saving,

the feeding-free harvester header is characterized in that a flow guide wind wheel is connected to an outlet of the header in an airflow channel mode, and negative pressure generated by rotation of the flow guide wind wheel forms directional airflow and drives grains to enter the feeding-free harvester header from an inlet of the header through the airflow channel; the cutting table of the feed-free harvester is integrally or connected and integrally connected with an upper cutting table shell and a lower cutting table shell; the feeding-free harvester header is provided with a header inlet and a header outlet in an airflow channel mode;

the upper header shell and the lower header shell at the inlet of the header of the feed-free harvester are integrally or connected and integrally provided with a divider, a seedling-pulling wind wheel is arranged in the divider, a wind wheel shaft tube is arranged at the center of the seedling-pulling wind wheel, the upper end and the lower end of the wind wheel shaft tube are integrally or connected and integrally provided with a seedling-pulling disc, a blade shaft is arranged around the inner side of the outer periphery of the seedling-pulling disc through a rotating device, and seedling-pulling blades are arranged on the blade shaft through the rotating device;

the lower shell of the bottom header of the header inlet of the feed-free harvester is integrally or connected with the lower shell of the bottom header of the header inlet of the feed-free harvester to form an integral structure, and a cutting device for cutting the ears of grains is arranged on the lower shell of the bottom header of the header inlet of the feed-free harvester;

the cutting table of the feed-free harvester is integrally or connected and integrally provided with a composite separation roller, and the composite separation roller is integrally or connected and integrally provided with a roller frame through an input and output shaft; the cylinder frame is integrally or connected through a rotating device and is integrally provided with a threshing shaft, and the threshing shaft is integrally or connected through the rotating device and is integrally provided with a threshing cylinder;

a threshing roller is arranged between vertical plates on two sides of the header on the inner side of the upper part of the cutting device of the header of the feed-free harvester through a shaft seat, a rotating device and a threshing shaft; a cutting table outlet is arranged at the rear side of the cutting table of the feeding-free harvester;

the bottom of the inner side of a header lower shell of the feeding-free harvester header is provided with a threshing sieve, and the bottom of the threshing sieve is provided with a reamer for conveying grains.

4. A feeder-free harvester header as claimed in any one of claims 1 to 3,

the straw cutting device is arranged at the lower end of the cutting table of the feed-free harvester, and the straw binding machine is arranged at the rear end of the straw cutting device;

or the lower end of the cutting table of the feed-free harvester is provided with a straw smashing device.

5. A feeder-free harvester header as claimed in any one of claims 1 to 3,

the feed-free harvester header is characterized in that a threshing screen is arranged on a lower shell of the feed-free harvester header; the lower end of the threshing screen is provided with a grain channel, a reamer is arranged in the grain channel, and helical blades are integrally arranged on the reamer or integrally connected with the reamer.

6. A feeder-free harvester header as claimed in any one of claims 1 to 3,

the cutting table is characterized in that a grain separating plate is arranged on a composite threshing cylinder of the cutting table of the feeding-free harvester; or the threshing cylinder on the composite threshing cylinder of the cutting table of the feeding-free harvester is matched with the grain separating plate.

7. A feeder-free harvester header as claimed in any one of claims 1 to 3,

the feeding-free harvester header is characterized in that a grain rubbing plate is arranged on the inner side of an upper header shell or a lower header shell of the feeding-free harvester header; the convex part of the particle rubbing plate is spirally inclined towards the direction of the cutting table outlet in the rotation direction of the conveying and releasing shaft.

8. A feeder-free harvester header as claimed in any one of claims 1 to 3,

the cutting table of the feeding-free harvester cutting table is provided with a cutting table air pressure adjusting hole.

9. A feeder-free harvester header as claimed in any one of claims 1 to 3,

the cutting table is characterized in that the output shaft of the cutting table outlet of the feeding-free harvester is integrally or connected with and integrally provided with a discharge impeller.

10. A feeder-free harvester header as claimed in any one of claims 1 to 3,

the cutting table is characterized in that a spike pressing plate is arranged at the upper part of the front end of the cutting table of the feeding-free harvester.

The technical field is as follows:

the invention relates to a cutting table of a feed-free harvester, which forms directional airflow to drive grains to thresh in the feed-free harvester and the movement stroke of the grains and straws by negative pressure generated by rotation of a diversion wind wheel, and belongs to the third generation of grain harvesting machinery technology behind the feed-free harvester and a semi-feed harvester of international agricultural grain harvesting machinery.

Background art:

at present, internationally mature agricultural grain harvesting machinery has a first generation feeding type harvester, a second generation half-feeding type harvester, and a third generation harvester feed-free type harvester has a failed stripping type harvester, and the stripping type harvester does not put on the market until now due to the defect of the principle, if straws are easily wound on stripping hobbing teeth, the yield loss rate of a building is very high, the damage of harvester equipment is easily caused, and a large amount of grains are wasted.

The invention content is as follows:

the invention is provided in view of the above problems, and aims to provide a novel feeding-free harvester header which has high efficiency, small resistance, high grain recovery rate, suitability for large-sized, medium-sized and small-sized subminiature grain harvesting machines, high cost and low efficiency, strong adaptability, remarkable energy-saving effect and great reduction of destructive power to mechanical equipment.

In order to achieve the purpose, the invention adopts the following technical scheme:

a cutting table of a feed-free harvester belongs to a harvester of a grain harvesting machine, is a third generation grain combine harvester except for a feed-type harvester and a semi-feed-type harvester, has the characteristics of high efficiency and energy saving,

the cutting table of the feed-free harvester is integrally or connected and integrally connected with an upper cutting table shell and a lower cutting table shell, a divider is arranged at the front end of the cutting table, a cutting table inlet is arranged between the two dividers, a cutting device is arranged at the bottom of the cutting table inlet, and an output and threshing device is arranged in the cutting table;

the cutting table of the feed-free harvester uses the directional airflow formed by the negative pressure generated by the rotation of the diversion wind wheel connected with the outlet of the cutting table to drive the ears to enter the cutting table after being cut by the cutting device from the inlet of the cutting table, and the ears are threshed into grains and straws by the threshing device arranged in the cutting table and are conveyed out of the cutting table through the outlet of the cutting table.

A cutting table of a feed-free harvester belongs to a harvester of a grain harvesting machine, is a third generation grain combine harvester except for a feed-type harvester and a semi-feed-type harvester, has the characteristics of high efficiency and energy saving,

the cutting table of the feeding-free harvester is integrally or connected and integrally connected with an upper cutting table shell and a lower cutting table shell; the feeding-free harvester header is provided with a header inlet and a header outlet in a mode that a negative pressure generated by rotation of a diversion wind wheel forms an airflow channel of directional airflow in the header; the front end of the cutting table inlet of the feed-free harvester is provided with a plurality of grain dividers, and a cutting table inlet is arranged between the two grain dividers; the upper end and the lower end of the nearside divider are respectively integrated or connected with the header upper shell and the header lower shell and are integrally arranged together;

the inner sides of the outer peripheries of the upper wind wheel disc and the lower wind wheel disc are integrally or connected through the rotating device and are integrally arranged together, a plurality of blade shafts are integrally or connected through the rotating device and are integrally arranged on the blade shafts, and the seedling pulling blades are positioned along the blade shafts to move and rotate around the wind wheel shafts to form a instantly closed header inlet;

the lower shell of the bottom header of the header inlet of the feeding-free harvester header is integrally or connected and integrally provided with a cutting device;

the threshing device is characterized in that a composite threshing cylinder is integrally or integrally connected and formed on the threshing device through a threshing shaft, a cylinder frame is integrally or integrally connected and formed on the composite threshing cylinder through the threshing shaft, a threshing shaft is integrally or integrally connected and formed on the cylinder frame through a rotating device, and a threshing cylinder is integrally or integrally connected and formed on the threshing shaft through the rotating device.

A cutting table of a feed-free harvester belongs to a harvester of a grain harvesting machine, is a third generation grain combine harvester except for a feed-type harvester and a semi-feed-type harvester, has the characteristics of high efficiency and energy saving,

the cutting table of the feeding-free harvester is integrally or connected and integrally connected with an upper cutting table shell and a lower cutting table shell; the feeding-free harvester header is provided with a header inlet and a header outlet in an airflow channel mode;

the feeding-free harvester header adopts an airflow channel mode and is connected with a diversion wind wheel on a header outlet, and negative pressure generated by rotation of the diversion wind wheel forms directional airflow and drives grains to enter the feeding-free harvester header from the header inlet through the airflow channel;

the upper header shell and the lower header shell at the inlet of the header of the feed-free harvester are integrally or connected and integrally provided with a divider, a seedling-pulling wind wheel is arranged in the divider, a wind wheel shaft tube is arranged at the center of the seedling-pulling wind wheel, the upper end and the lower end of the wind wheel shaft tube are integrally or connected and integrally provided with a seedling-pulling disc, a blade shaft is arranged around the inner side of the outer periphery of the seedling-pulling disc through a rotating device, and seedling-pulling blades are arranged on the blade shaft through the rotating device;

the lower shell of the bottom header of the header inlet of the feed-free harvester is integrally or connected with the lower shell of the bottom header of the header inlet of the feed-free harvester to form an integral structure, and a cutting device for cutting the ears of grains is arranged on the lower shell of the bottom header of the header inlet of the feed-free harvester;

the cutting table of the feed-free harvester is integrally or connected and integrally provided with a composite separation roller, and the composite separation roller is integrally or connected and integrally provided with a roller frame through an input and output shaft; the cylinder frame is integrally or connected through a rotating device and is integrally provided with a threshing shaft, and the threshing shaft is integrally or connected through the rotating device and is integrally provided with a threshing cylinder;

a threshing roller is arranged between vertical plates on two sides of the header on the inner side of the upper part of the cutting device of the header of the feed-free harvester through a shaft seat, a rotating device and a threshing shaft; a cutting table outlet is arranged at the rear side of the cutting table of the feeding-free harvester;

the bottom of the inner side of a header lower shell of the feeding-free harvester header is provided with a threshing sieve, and the bottom of the threshing sieve is provided with a reamer for conveying grains.

A cutting table of a feed-free harvester belongs to a harvester of a grain harvesting machine, is a third generation grain combine harvester except for a feed-type harvester and a semi-feed-type harvester, has the characteristics of high efficiency and energy saving,

the cutting table of the feeding-free harvester is integrally or connected and integrally connected with an upper cutting table shell and a lower cutting table shell; the cutting table of the feed-free harvester is provided with a cutting table inlet and a cutting table outlet in a semi-closed airflow channel mode;

the front end of the cutting table of the feed-free harvester is provided with a plurality of grain dividers, and the upper ends and the lower ends of the grain dividers are respectively connected with the upper shell and the lower shell of the cutting table integrally or integrally; a header inlet is arranged between two nearside dividers arranged on the header of the feed-free harvester;

a cutting device is arranged on the header lower shell on the inner side of the lower end of the header inlet of the feed-free harvester;

the feeding-free harvester header is internally provided with a threshing and conveying device, and the threshing and conveying device is used for threshing the ears of grains along an airflow channel and conveying the ears of grains to an outlet of the header;

the cutting table of the feed-free harvester uses the directional airflow formed by the negative pressure generated by the rotation of the diversion wind wheel connected with the outlet of the cutting table to drive the ears to enter the cutting table of the feed-free harvester from the inlet of the cutting table according to the airflow moving channel;

when the feeding-free harvester header works, in the process that grains move along the directional airflow movement direction, the ears of the grains enter the header after being cut by the cutting device at the inlet of the header, and are discharged out of the header through the threshing device and the outlet of the header in the feeding-free harvester header.

Preferably, a straw cutting device is arranged at the lower end of the cutting table of the feed-free harvester, and a straw binding machine is arranged at the rear end of the straw cutting device;

or the lower end of the cutting table of the feed-free harvester is provided with a straw smashing device.

Preferably, a threshing screen is arranged on the lower shell of the cutting table of the feeding-free harvester; the lower end of the threshing screen is provided with a grain channel, a reamer is arranged in the grain channel, and helical blades are integrally arranged on the reamer or integrally connected with the reamer.

Preferably, a threshing plate is arranged on a composite threshing cylinder of the cutting table of the feeding-free harvester; or the threshing cylinder on the composite threshing cylinder of the cutting table of the feeding-free harvester is matched with the grain separating plate.

Preferably, a grain rubbing plate is arranged on the inner side of an upper header shell or a lower header shell of the cutting header of the feeding-free harvester; the convex part of the particle rubbing plate is spirally inclined towards the direction of the cutting table outlet in the rotation direction of the conveying and releasing shaft.

Preferably, a header wind pressure adjusting hole is formed in the header of the feeding-free harvester header.

Preferably, the output shaft of the cutting platform of the feed-free harvester is provided with a discharge impeller integrally or connected and formed integrally.

Preferably, the upper part of the front end of the cutting platform of the feed-free harvester is provided with a spike pressing plate.

Preferably, an arc-shaped grain rubbing plate is arranged on the inner side of the header upper shell or the header lower shell of the feeding-free harvester header.

Preferably, a threshing screen is arranged on the lower shell of the cutting table of the feeding-free harvester; the lower end of the threshing sieve is provided with a grain channel, a reamer is arranged in the grain channel, and helical blades which are integrally or connected and integrally arranged on the reamer convey the hulled grains to the outside of the header.

Preferably, a straw cutting device for cutting straws is arranged at the lower end of the cutting table of the feed-free harvester;

the rear end of the straw cutting device is provided with a straw binding machine;

or the lower end of the cutting table of the feed-free harvester is provided with a straw smashing device.

Preferably, a transmission device is arranged on the cutting table of the feeding-free harvester.

Has the advantages that:

the non-feeding harvester composite threshing chamber is provided with a diversion wind wheel which forms directional airflow through negative pressure generated by rotation, and the directional airflow drives grains to enter the inner ear threshing part of the non-feeding harvester header and the movement of the grains and the straws, so that the technology is the grain harvesting mechanical technology of the third generation behind the feeding harvester and the semi-feeding harvester of the international agricultural grain harvesting machine.

The grain divider is arranged on the cutting table of the feed-free harvester, the inner side of the rear part of the grain divider is provided with the grain shifting wind wheel, and the grain shifting blades arranged on the grain shifting wind wheel form instant sealing of the cutting table inlet arranged between the two grain dividers in the rotating process, so that the internal and external pressure difference of the cutting table inlet is enhanced, the grain is conveyed or threshed by the threshing cylinder or the grain dividing plate and conveyed through the reamer, and the smooth implementation of the international third generation grain harvesting mechanical technology that the cutting table of the feed-free harvester drives the grain ears to be classified by the threshing cylinder or the grain dividing plate through directional airflow is ensured.

The cutting table of the feeding-free harvester is high in efficiency, small in resistance, high in grain recovery rate, suitable for large, medium and small ultra-small grain harvesting machines, low in cost, low in efficiency, high in adaptability, remarkable in energy-saving effect and capable of greatly reducing destructive power of mechanical equipment.

Description of the drawings:

the technical solutions and advantages of the present invention will be explained in connection with the drawings, in which:

fig. 1 is a schematic top cross-sectional view of a feeder-less harvester header of a first embodiment of the present invention.

Fig. 2 is a schematic top cross-sectional view of a feeder-less harvester header of a second embodiment of the present invention.

Fig. 3 is a schematic side cross-sectional view of a feeder-less harvester header of a second embodiment of the present invention.

Fig. 4 is a schematic side cross-sectional view of a feeder-less harvester header of a first embodiment of the present invention.

The specific implementation mode is as follows:

in the following, preferred embodiments of the cutting table of the feed-free harvester of the present invention will be described in detail with reference to the accompanying drawings, in embodiments 1-2, the cutting table is mainly composed of an upper cutting table shell, a lower cutting table shell, a left vertical plate and a right vertical plate, the cutting table of the feed-free harvester is provided with a cutting table inlet and a cutting table outlet in an airflow channel manner, and grain is driven by a directional airflow formed by negative pressure generated by rotation of a guide wind wheel connected to the cutting table outlet through the airflow channel to enter the cutting table of the feed-free harvester from the cutting table inlet of the feed-free harvester according to the airflow channel.