CN115643911A - Sorting type composite threshing cylinder of feeding-free harvester - Google Patents
Sorting type composite threshing cylinder of feeding-free harvester Download PDFInfo
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- CN115643911A CN115643911A CN202211314706.6A CN202211314706A CN115643911A CN 115643911 A CN115643911 A CN 115643911A CN 202211314706 A CN202211314706 A CN 202211314706A CN 115643911 A CN115643911 A CN 115643911A
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Abstract
A kind of separated compound threshing cylinder of the feed-free harvester, involve the harvesting machinery of various crops such as the rice, wheat, etc., there are separated compound threshing cylinders on the header or threshing chamber of the feed-free harvester, there are at least two or more roller frames on the input shaft or roller shaft of the separated compound threshing cylinder, there are at least two or more threshing shaft holes along the inboard of the peripheral edge of the roller frame around the ground, there are threshing shaft seats on the said threshing shaft hole, through rotary device, threshing shaft and rotary device integrative or coupling and form and integrate and there are threshing cylinders; the threshing shaft or the roller shaft of the composite threshing roller is provided with a shunting guide air pressure balance fence or a shunting guide plate or a sorting guide sieve through a roller frame, the air pressure space of a threshing chamber is increased, the pressure intensity of the space outside the threshing roller is reduced, the grain running speed is slowed down, the threshing effect is enhanced, and the circulation channel of grain straws or wheat bran is dredged.
Description
The technical field is as follows:
the invention relates to a sorting type composite threshing cylinder of a feed-free harvester, which forms threshing of grains in the feed-free harvester and movement strokes of the grains and straws in the feed-free harvester through negative pressure generated by rotation of a diversion wind wheel, and is a third generation technology 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 present invention has been made in view of the above problems, and an object of the present invention is to provide a novel separation type composite threshing cylinder for a feed-free harvester, which has high efficiency, small resistance, high grain recovery rate, suitability for large, medium and small-sized subminiature grain harvesting machines, low cost efficiency, high adaptability, significant energy saving effect, and greatly reduced destructive power to mechanical equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
a sorting type composite threshing cylinder of a feeding-free harvester,
the separating type composite threshing cylinder of the feeding-free harvester is characterized by comprising the following structures:
the feed-free harvester conveying shaft is integrally or jointly provided with a sorting guide sieve in a surrounding manner through a sieve frame; the outer part of the sorting guide screen is provided with a threshing cylinder by surrounding a ground bracket;
the feed-free harvester input/output shaft is integrally or connected and integrally provided with a bracket; a plurality of threshing cylinders are arranged around the inner side of the outer periphery of the bracket;
the inner space of the sorting guide sieve is communicated with the space of the feed-free harvester outside the threshing cylinder through sieve pores to form a circulation channel of wheat bran; the ears are separated out by the sieve pores of the separation guide sieve and threshed at the position of the composite threshing cylinder, and the wheat bran enters the inner space through the sieve pores of the separation guide sieve and is quickly discharged along the direction of the conveying and threshing shaft of the feed-free harvester.
A sorting type composite threshing cylinder of a feeding-free harvester,
the sorting type composite threshing cylinder of the feed-free harvester is characterized by comprising the following structures:
the feed-free harvester input/output shaft is integrally or connected and integrally provided with a bracket; a threshing shaft hole is arranged on the inner side of the surrounding ground along the outer periphery of the bracket, a threshing shaft seat is arranged on the threshing shaft hole, and a plurality of threshing cylinders are integrally arranged on the threshing shaft hole through a rotating device, a threshing shaft and the rotating device or connected together;
the outer periphery of the input/output shaft of the feed-free harvester is integrally or connected along the axial direction and integrally provided with a diversion guide plate; the shunting guide plate forms an included angle backwards along the rotation direction of the conveying and separating shaft; the split guide plate separates the ear straws, the grain seeds and the wheat bran from the threshing cylinder, the grain seeds and the ears are heavier and thrown away to the threshing cylinder through the split guide plate for threshing, and the wheat bran is lighter and is separated in different areas through the split guide plate and is quickly discharged along the direction of the threshing shaft of the feed-free harvester.
A sorting type composite threshing cylinder of a feeding-free harvester,
the sorting type composite threshing cylinder of the feed-free harvester is characterized by comprising the following structures:
the feed-free harvester conveying shaft is integrally or jointly provided with a sorting guide sieve in a surrounding manner through a sieve frame; the outer part of the sorting guide screen is provided with a composite threshing cylinder by surrounding a ground bracket;
the feeding-free harvester input and output shaft is integrally or connected and integrally provided with a bracket; a threshing shaft hole is arranged on the inner side of the surrounding ground along the outer periphery of the bracket, a threshing shaft seat is arranged on the threshing shaft hole, and a plurality of threshing cylinders are integrally arranged on the threshing shaft hole through a rotating device, a threshing shaft and the rotating device or connected together;
the inner space of the sorting guide sieve is communicated with the outer space of the threshing cylinder through sieve pores to form a circulation channel of wheat bran; the ears are separated by the sieve pores of the separation guide sieve and threshed at the threshing cylinder, and the wheat bran is quickly discharged at the inner side of the separation guide sieve along the direction of the feeding-free harvester threshing shaft.
Preferably, a bracket is integrally or connected and formed on the threshing shaft of the sorting type composite threshing cylinder of the feeding-free harvester; the fence-shaped sorting guide sieve is integrally or connected with the conveying and separating shaft through a sieve frame and a bracket and is integrally arranged together.
Preferably, one end of a sorting guide sieve of the sorting type composite threshing cylinder of the feed-free harvester, which corresponds to the inlet of the threshing chamber, is in a ring cone-shaped structure with an included angle of less than 90 degrees and is integrally or connected with the threshing shaft through a sieve frame and a bracket and integrally arranged together;
the conical sieve and the conical sieve frame are integrated or connected backwards and form a sorting guide sieve which integrally extends to form a cylindrical structure.
Preferably, the separation type composite threshing cylinder threshing shaft of the feed-free harvester is integrally or connected with a bracket through a sieve frame to form a separation guide sieve integrally provided with a cylindrical structure; a groove which contains the composite threshing cylinder and has a gap is arranged along the outer side of the sorting guide sieve in a surrounding way.
Preferably, the threshing shaft of the sorting type composite threshing cylinder of the feed-free harvester is integrally or connected with a support through a screen frame, and a grid-shaped sorting guide screen is integrally arranged on the threshing shaft.
Preferably, a diversion wind wheel is integrally or connected and formed on a threshing shaft of the sorting type composite threshing cylinder of the feed-free harvester; the wind guide wheel is integrally or connected with the wind guide wheel and integrally provided with a wind wheel disc; a wind wheel disc seat is arranged on a wind wheel disc of the guide wind wheel of the feed-free harvester; the diversion wind wheel is integrally or connected with the inner side wind wheel disc surface along the outer circumference of the wind wheel disc in a surrounding way and is integrally provided with a plurality of wind wheel blades.
Preferably, the input and output shaft of the sorting type composite threshing cylinder of the feeding-free harvester is integrally or connected and integrally provided with a diversion wind wheel; the wind guide wheel is integrally or connected with the wind guide wheel and integrally provided with a wind wheel disc; a wind wheel disc seat is arranged on a wind wheel disc of the guide wind wheel of the feed-free harvester; the diversion wind wheel is integrally or connected with the inner side wind wheel disc surface along the outer periphery of the wind wheel disc in a surrounding way and is integrally provided with a plurality of wind wheel blades;
the wind wheel blades of the feeding-free harvester diversion wind wheel are integrally or connected and integrally provided with directional composite blades which are parallel to the wind wheel disc and protrude in the front of the rotation direction.
Preferably, the separation guide sieve is arranged on the inner side of the separation type composite threshing cylinder of the feed-free harvester in a sectional mode, and the separation guide sieve is not arranged on the inner side of the composite threshing cylinder corresponding to the outlet position of the cutting table of the feed-free harvester, so that a dynamic channel discharge outlet of wheat ears, straws, wheat grains or wheat bran is formed.
Preferably, the sorting type composite threshing cylinder of the feed-free harvester is composed of the following structures:
the feeding-free harvester input/output shaft or the roller shaft is integrally or connected and integrally arranged, and a roller bracket is integrally or connected and integrally arranged; the inner side of the periphery of the roller bracket is provided with a threshing shaft hole in a surrounding way, and the threshing shaft hole is provided with a threshing shaft seat which is integrally or connected with a rotating device through the rotating device, the threshing shaft and the rotating device and is provided with a plurality of threshing rollers integrally.
Preferably, the inner side of the sorting type composite threshing cylinder of the feeding-free harvester is integrally or connected with and formed into a guide rib or a guide arc plate which is integrally provided with a bulge with an inclined angle.
Preferably, the input/output shaft or the drum shaft of the sorting type composite threshing drum of the feeding-free harvester is integrally or connected and integrally provided with a diversion wind wheel; the wind guide wheel is integrally or connected with the wind guide wheel and integrally provided with a wind wheel disc; a wind wheel disc seat is arranged on a wind wheel disc of the guide wind wheel of the feed-free harvester; a plurality of wind wheel blades are integrally or connected and formed on the diversion wind wheel in a surrounding way along the wind wheel disc surface on the inner side of the outer periphery of the wind wheel disc;
the wind wheel blades of the feed-free harvester diversion wind wheel are integrally or connected and integrally provided with directional composite blades which are parallel to the wind wheel disc and protrude towards the front of the rotation direction, or the front ends of the wind wheel blades which are protruded are provided with the composite blades.
Preferably, the separation guide plate or the grading guide plate is integrally or connected and formed in front of the threshing cylinder on the threshing shaft or the cylinder shaft of the sorting type composite threshing cylinder of the feed-free harvester.
Preferably, the feed-free harvester threshing shaft or roller shaft is integrally or connected and integrally provided with at least two or more roller frames; the inner side of the circumferential edge of the drum frame is provided with a threshing shaft hole, the threshing shaft hole is provided with a threshing shaft seat, and at least one or more threshing drums are integrally or connected and integrally arranged through a rotating device, a threshing shaft and the rotating device.
Preferably, a plurality of diversion wind wheels are integrally arranged or connected and integrally formed on a roller shaft of the sorting type composite threshing roller of the feed-free harvester.
Preferably, the separated composite threshing cylinder of the feed-free harvester is integrally or connected and integrally provided with a plurality of cylinder frames.
Preferably, the sorting type composite threshing cylinder of the feed-free harvester is integrally or jointly formed with at least one guide wind wheel by integrally arranging a cylinder shaft, and the directional airflow formed by the negative pressure generated by the rotation of the guide wind wheel drives grains to form a circulation channel in the feed-free harvester.
Preferably, a plurality of composite threshing cylinders are arranged on the cylinder frame of the sorting type composite threshing cylinder of the feed-free harvester in a surrounding and matching manner along the inner side of the outer periphery of the cylinder shaft hole of the cylinder frame;
preferably, a plurality of threshing cylinders or a plurality of grading plates are arranged on the roller frame of the sorting type composite threshing cylinder of the feed-free harvester in a surrounding and matching manner along the inner side of the outer periphery of the roller frame roller shaft hole.
Preferably, the outer side of the classification plate is provided with a convex tooth shape.
Preferably, a threshing cylinder shell of the sorting type composite threshing cylinder of the feed-free harvester is provided with a bulge for enhancing the threshing function.
Preferably, the threshing shell of the threshing cylinder is provided with spirally arranged bulges for enhancing the threshing and conveying functions.
Preferably, a rotating device is arranged between the threshing shaft and the threshing cylinder of the sorting type composite threshing cylinder of the feeding-free harvester.
Preferably, a rotating device is arranged between the threshing shaft and the damping inner sleeve of the sorting type composite threshing cylinder of the feed-free harvester.
Preferably, the roller shaft of the sorting type composite threshing cylinder of the feed-free harvester is provided with at least one impeller and at least two roller frames, the roller frames are provided with threshing cylinders integrally or connected and integrally formed through a threshing shaft hole and a rotating device; or the at least two roller frames are integrally or connected and integrally provided with a grain separating plate matched with the threshing roller.
At least two roller frames of the sorting type composite threshing roller of the feed-free harvester are integrally or connected and integrally provided with a grading plate.
Preferably, the bottom of the lower shell of the threshing chamber of the feeding-free harvester threshing chamber is integrally or connected and integrally provided with a threshing sieve, the bottom of the threshing sieve is provided with a grain channel, a reamer for conveying grains is arranged in the grain channel, and the reamer is provided with helical blades on the outer periphery of the reamer shaft.
Preferably, the guide wind wheel of the sorting type composite threshing cylinder of the feeding-free harvester is integrally or connected with the guide wind wheel in a surrounding manner along the inner side of the outer periphery of the wind wheel disc and is integrally provided with a plurality of wind wheel blades in multistage annular arrangement.
Preferably, a damping inner sleeve is arranged on a threshing cylinder of the sorting type composite threshing cylinder of the feeding-free harvester.
Preferably, at least one or more diversion wind wheels are integrally or connected and formed on the threshing shaft or the roller shaft of the sorting type composite threshing cylinder of the feed-free harvester.
Has the beneficial effects that:
the invention adopts the mode that a separating type composite threshing cylinder is positioned and installed on a threshing shaft or a cylinder shaft in a header or a threshing chamber of a feed-free harvester through a cylinder frame, a rotating device and a threshing shaft, a flow dividing guide air pressure balancing fence or a flow dividing guide plate or a separating guide sieve, the air pressure space of the threshing chamber is increased, the space pressure between the outer side of the threshing cylinder and the threshing chamber is reduced, the grain running speed is reduced, the threshing effect is enhanced, the circulation channel of grain straws or wheat bran is dredged, and the original mode that a grain dividing plate or a grain dividing tooth is arranged on the threshing cylinder or the cylinder shaft and the grain ears and straws are hard rubbed by the grain dividing plate or the grain dividing tooth is eliminated.
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 front sectional view of a feed-free harvester-sorting hybrid threshing cylinder according to a first embodiment of the present invention.
Fig. 2-5 are side cross-sectional schematic views of a first embodiment of the present invention.
Fig. 6 is a schematic front sectional view of a no-feed harvester-classified composite threshing cylinder according to a second embodiment of the present invention.
Fig. 7 is a schematic front sectional view of a separating compound threshing cylinder of a feeding-free harvester according to a third embodiment of the present invention.
Fig. 8-9 are schematic side sectional views of a third embodiment of the present invention.
The specific implementation mode is as follows:
in the following, preferred embodiments of the super-power aircraft according to the present invention will be described in detail with reference to the accompanying drawings, in embodiment 14, mainly a feed-free harvester sorting type composite threshing cylinder, a sorting guide sieve, a composite threshing cylinder, and a diversion wind wheel sorting fan of a feed-free harvester are exemplified, wherein a cylinder shaft of a header and the composite threshing cylinder are the same as a cylinder shaft of a composite threshing cylinder and the composite threshing cylinder of a threshing chamber.
Embodiment 1:
fig. 1 is a schematic front partial section view of a sorting-type composite threshing cylinder 15 of a feeding-free harvester according to a first embodiment of the present invention, fig. 2-5 are schematic side sectional views of the sorting-type composite threshing cylinder 15 of the feeding-free harvester according to the present invention, where fig. 2 is a schematic side partial section view of a conical sieve 2 with a groove at the rear and a front part, fig. 3 is a schematic front view of a cylindrical sieve with a groove, fig. 4 is a schematic front view of the cylindrical sieve with the conical sieve 2, and fig. 5 is a schematic front view of the cylindrical sieve, and the sorting-type composite threshing cylinder 15 of the feeding-free harvester according to the first embodiment of the present invention is configured by the following structures:
the feed-free harvester conveying shaft 1 is integrally or connected with a ground sieve frame 6 in a surrounding manner and is integrally provided with a sorting guide sieve 5; the outer part of the sorting guide screen 5 is provided with a threshing cylinder 15 around the ground bracket 9;
the feed-free harvester input-output shaft 1 is integrally or connected and integrally provided with a bracket 9; a plurality of threshing cylinders 15 are arranged around the inner side of the outer periphery of the bracket 9;
the inner space of the sorting guide sieve 5 is communicated with the space of the feed-free harvester outside the threshing cylinder 15 through sieve pores to form a circulation channel of wheat bran; the ears are separated out by the sieve pores of the separation guide sieve 5 and threshed at the threshing cylinder 15, and the wheat bran enters the inner space through the sieve pores of the separation guide sieve 5 and is quickly discharged along the direction of the feeding-free harvester output shaft 1.
The input and output shaft 1 of the sorting type composite threshing cylinder of the feed-free harvester is integrally or connected and integrally provided with a bracket 9; the rail-like sorting guide screen 5 is arranged integrally or connected to the input/output shaft 1 via a screen frame 6 and a support 9.
The separation guide sieve 5 corresponding to the inlet of the threshing chamber of the separation type composite threshing cylinder of the feed-free harvester is in a ring cone-shaped structure with an included angle smaller than 90 degrees, and one end of the cone-shaped sieve 2 is integrally or connected with the input and output shaft 1 through the cone-shaped sieve frame 3 and the bracket 9 and is integrally arranged together;
the conical screen 2 and the conical screen frame 3 are integrated or connected backwards and formed into a sorting guide screen 5 integrally extending to form a cylindrical structure.
The separation type composite threshing cylinder output shaft 1 of the feed-free harvester is integrally or connected with a bracket 9 through a sieve frame 6 to form a separation guide sieve 5 with a cylindrical structure; a groove 13 which accommodates the composite threshing cylinder with a gap is circumferentially arranged along the outer side of the sorting guide sieve 5.
The threshing shaft 1 of the sorting type composite threshing cylinder of the feed-free harvester is integrally or connected with a support 9 through a sieve frame 6 and a grid-shaped sorting guide sieve 5.
The input and output shaft 1 of the sorting type composite threshing cylinder of the feed-free harvester is integrally or connected and integrally provided with a diversion wind wheel (not shown); the guide wind wheel (not shown) is integrally or connected and formed with a wind wheel disc; a wind wheel disc seat is arranged on a wind wheel disc of the guide wind wheel of the feed-free harvester; the diversion wind wheel is integrally or connected with the inner side wind wheel disc surface along the outer circumference of the wind wheel disc in a surrounding way and is integrally provided with a plurality of wind wheel blades.
The input and output shaft of the sorting type composite threshing cylinder of the feed-free harvester is integrally or connected and integrally provided with a diversion wind wheel (not shown); the guide wind wheel (not shown) is integrally or connected and formed with a wind wheel disc; a wind wheel disc seat is arranged on a wind wheel disc of the feed-free harvester diversion wind wheel (not shown); the guide wind wheel (not shown) is integrally or connected with and integrally provided with a plurality of wind wheel blades along the inner side wind wheel disc surface of the outer periphery of the wind wheel disc in a surrounding way;
the wind wheel blades of the feeding-free harvester diversion wind wheel are integrally or connected and integrally provided with directional composite blades which are parallel to the wind wheel disc and protrude in the front of the rotation direction.
The inner side of the sorting type composite threshing cylinder of the feed-free harvester adopts a sectional type to set a sorting guide sieve 5, and the inner side of the composite threshing cylinder corresponding to the outlet position of the header of the feed-free harvester is not provided with the sorting guide sieve 5, so that the dynamic channel discharge outlet of wheat ears, straws, wheat grains or wheat bran is formed.
The feeding-free harvester threshing shaft 1 is integrally or connected with a bracket 9 through a bracket seat 7 and a positioning pin 8; a threshing shaft hole is arranged at the inner side of the surrounding edge of the bracket 9, a threshing shaft seat is arranged on the threshing shaft hole, and a composite threshing cylinder 15 is integrally or connected through a rotating device 12, a threshing shaft 4 and a rotating device 11 and integrally arranged;
the feed-free harvester is integrally or jointly provided with a separation guide screen 5 along the outer periphery of the threshing shaft 1 in a surrounding manner through a screen frame 6; the outer part of the sorting guide screen 5 is provided with a composite threshing cylinder 15 around the ground bracket 9;
or the sorting guide screen 5 is formed by drilling holes on the screen frame 6 and inserting steel wires;
or the screening frame 6 is integrally or connected and integrally provided with a gapped iron plate to form the sorting guide screen 5;
or grooves which accommodate the composite threshing cylinders 15 and have gaps are arranged on the screen frame 6 and the sorting guide screen 5 in the cylindrical structure in a surrounding way;
the sorting guide sieve 5 at the corresponding inlet is arranged into a conical sieve 2 structure which is integrally or connected and integrally arranged together through a conical sieve frame 3, the conical sieve frame 3 is integrally or connected and integrally arranged together with a bracket 9 through a positioning device 10, and the grain bran is divided to increase the smooth movement of the grain seeds and the grain ears;
or the conical screen frame 3 is drilled with holes and inserted with steel wires to form the conical screen 2;
or the conical screen 2 is formed by adopting the mode that the conical screen frame 3 is integrally or connected and integrally provided with an iron plate with a gap;
or the conical sieve frame 3 and the conical sieve 2 are provided with grooves which accommodate the composite threshing cylinders 15 and have gaps in a surrounding way;
the separation guide screen 5 is communicated with the inner space of the screen frame 6 which is integrally arranged and the outer space of the composite threshing cylinder 15, so that the space is smooth, the air pressure space of a header or a threshing chamber is increased, the pressure intensity of the outer space of the composite threshing cylinder 15 is reduced, the air flow running speed is slowed down, the threshing effect is enhanced, and the circulation channel of grain straws or wheat bran is dredged; the grain straws or wheat bran are separated from the grain seeds by the gaps of the sorting guide sieve 5, the grain seeds and the cereal ears are heavier and are separated to the composite threshing cylinder 15 through the sorting guide sieve 5 for threshing, and the grain straws or the wheat bran can penetrate through the gaps and enter the inner side of the sorting guide sieve 5 to be quickly moved and discharged along the direction of the feed-free harvester output shaft 1.
The sorting type composite threshing cylinder 15 of the feed-free harvester is composed of the following structures:
the feed-free harvester threshing shaft 1 is integrally or connected and integrally provided with a bracket 9; the fence-shaped separation guide screen 5 is integrally or connected with the conveying and separating shaft 1 through a screen frame 5 and is integrally arranged together; the sorting guide screen 5 is integrally or connected with the input/output shaft 1 through a conical screen frame 3 and a support 9 by a conical screen 2 of an annular conical structure with an included angle alpha smaller than 90 degrees and is integrally arranged together; the conical sieve 2 of the ring conical structure is integrally or connected backwards through a conical sieve frame 3 and integrally extends to form a flow-dividing guide wind pressure balance 5 and a sieve frame 6 with a cylindrical structure, and a concave sieve 13 and a concave sieve frame 14 which accommodate a composite threshing roller 15 and have gaps are arranged around the outer side of the separation guide sieve 5 with the cylindrical structure;
in the inner space of the sorting guide sieve 5, cereal straws or wheat bran and cereal seeds are separated between the threshing shaft 1 and the composite threshing cylinder 15, so that the air pressure space of a threshing chamber is increased, the pressure intensity of the outer space of the composite threshing cylinder 15 is reduced, the operation speed of the cereals is slowed down, the threshing effect is enhanced, and the circulation channel of the cereal straws or the wheat bran is dredged; the separation guide screen 5 separates the cereal straws or wheat bran from the cereal seeds, the cereal seeds and the cereal ears are heavier and slide to the composite threshing cylinder 15 through the separation guide screen 5 for threshing, and the cereal straws or the wheat bran can pass through the separation guide screen 5 and be quickly moved and discharged along the direction of the feed-free harvester output threshing shaft 1.
Or the sorting type composite threshing cylinder 15 of the feed-free harvester is composed of the following structures:
the feed-free harvester threshing shaft 1 is integrally or connected and integrally provided with a bracket 9; the grid-shaped sorting guide screen 5 is integrally or connected with the input/output shaft 1 through a screen frame 6 and is integrally arranged together; the sorting guide screen 5 is integrally or connected with the input and output shaft 1 through a bracket 9 in an annular cone-shaped structure with an included angle less than 90 degrees and is integrally arranged together; the annular cone is integrally or connected backwards and integrally extends to form a flow dividing and guiding wind pressure balancing fence with a cylindrical structure;
a groove which accommodates the composite threshing cylinder 15 and has a gap is arranged on the sorting guide sieve 5 with the cylindrical structure in a surrounding way;
in the inner space of the sorting guide sieve 5, cereal straws or wheat bran and cereal seeds are separated between the threshing shaft 1 and the composite threshing cylinder 15, so that the air pressure space of a threshing chamber is increased, the pressure intensity of the outer space of the composite threshing cylinder 15 is reduced, the operation speed of the cereals is slowed down, the threshing effect is enhanced, and the circulation channel of the cereal straws or the wheat bran is dredged; the separation guide screen 5 separates the cereal straws or wheat bran from the cereal seeds, the cereal seeds and the cereal ears are heavier and slide to the composite threshing cylinder 15 through the separation guide screen 5 for threshing, and the cereal straws or the wheat bran can pass through the separation guide screen 5 and be quickly moved and discharged along the direction of the feed-free harvester output threshing shaft 1.
The feed-free harvester input-output shaft 1 is integrally or connected and integrally provided with a bracket 9; the fence-shaped separation guide sieve 5 is integrally or connected with the conveying and separating shaft 1 through a sieve frame 6 and is integrally arranged together; the sorting guide screen 5 is integrally or connected with the input/output shaft 1 through a screen frame 6 and a bracket 9 and is integrally arranged together; the conical sieve 2 and the conical sieve frame 3 are integrally or connected backwards and integrally extend to form a separation guide sieve 5 and a sieve frame 6 which are of a cylindrical structure, the outer side of the separation guide sieve 5 of the cylindrical structure is provided with a groove which contains a composite threshing cylinder 15 and has a gap, namely a concave sieve 13 and a cylindrical sieve frame 14 or a concave plate which is formed by a cylindrical structure, and the sieve frame 6 and the separation guide sieve 5 are integrally or connected and integrally arranged together;
the inner spaces of the sorting guide sieve 5 and the sieve frame 6 separate grain ears, grain seeds and bran between the threshing shaft 1 and the composite threshing cylinder 15, so that the air pressure space of a threshing chamber is increased, the pressure intensity of the outer space of the composite threshing cylinder 15 is reduced, the running speed of grains is slowed down, the threshing effect is enhanced, and the circulation channel of the grain straws or the bran is dredged; the separation guide sieve 5 separates straw ears, cereal seeds and bran, the cereal seeds, the ears and the straws are heavier or have larger volume and slide to the composite threshing cylinder 15 along the separation guide sieve 5 for threshing, and the bran can penetrate through the separation guide sieve 5 and can be quickly moved and discharged along the direction of the feed-free harvester threshing shaft 1.
The input-output shaft 1 of the sorting type composite threshing cylinder 15 of the feeding-free harvester is integrally or connected and integrally provided with a diversion wind wheel (not shown); the wind guide wheel is integrally or connected with the wind guide wheel and integrally provided with a wind wheel disc; a wind wheel disc seat is arranged on a wind wheel disc of the guide wind wheel of the feed-free harvester; the diversion wind wheel is integrally or connected with the inner side wind wheel disc surface along the outer periphery of the wind wheel disc in a surrounding way and is integrally provided with a plurality of wind wheel blades;
the wind wheel blades of the feeding-free harvester diversion wind wheel are integrally or connected and integrally provided with directional composite blades which are parallel to the wind wheel disc and protrude in the front of the rotation direction, or the front ends of the protruding wind wheel blades are provided with the composite blades.
The front end of the feeding-free harvester threshing shaft 1 along the rotation direction of the composite threshing cylinder 15 is provided with a shunting guide plate through a bracket 9; an included angle is formed between the shunting guide plate and the input/output shaft 1; the shunting guide plate separates the grain straws or wheat bran from the grain seeds, the grain seeds and the ears are heavier to be thrown away to the composite threshing cylinder 15 through the shunting guide plate for threshing, and the grain straws or wheat bran are lighter to be isolated in different areas through the shunting guide plate and are quickly moved and discharged along the direction of the feed-free harvester output threshing shaft 1 cylinder.
The feed-free harvester input-output shaft 1 is integrally or connected and integrally provided with a bracket 9; the grid-shaped sorting guide screen 5 is integrally or connected with the input/output shaft 1 through a screen frame 5 and is integrally arranged together; the bracket 9 of the sorting guide screen 5 is integrally or connected with the input/output shaft 1 and integrally arranged together; the annular cone shape is backward integrated or connected and integrally extended to form a cylindrical separation guide sieve 5, and a groove which contains the composite threshing cylinder 15 and has a gap is arranged on the cylindrical separation guide sieve 5 in a surrounding way;
in the inner space of the sorting guide sieve 5, cereal bran and cereal seeds are separated between the threshing shaft 1 and the composite threshing cylinder 15, so that the air pressure space of a threshing chamber is increased, the pressure intensity of the outer space of the composite threshing cylinder 15 is reduced, the operation speed of the cereals is slowed down, the threshing effect is enhanced, and the circulation channel of the cereal straws or the cereal bran is dredged; the separation guide screen 5 separates the cereal straws or wheat bran from the cereal seeds, the cereal seeds and the cereal ears are heavier and slide to the composite threshing cylinder 15 through the separation guide screen 5 for threshing, and the cereal straws or the wheat bran can pass through the separation guide screen 5 and be quickly moved and discharged along the direction of the feed-free harvester output threshing shaft 1.
The front end of the feed-free harvester along the rotation direction of the input-output shaft 1 is provided with a diversion guide plate through a bracket 9; an included angle is formed between the shunting guide plate and the guide plate; the shunting guide plate separates the grain straws or wheat bran from the grain seeds, the grain seeds and the ears are heavier and thrown away to the composite threshing cylinder 15 through the shunting guide plate for threshing, and the grain straws or wheat bran are lighter and separated in different areas through the shunting guide plate and are quickly moved and discharged along the direction of the feed-free harvester.
The inner side of the upper shell of the sorting type composite threshing cylinder 15 of the feed-free harvester is integrally or connected and is formed into a protruding guide rib or a guide arc plate which is integrally provided with an inclined angle.
The input threshing shaft 1 or the roller shaft 1 of the sorting type composite threshing roller 15 of the feed-free harvester is integrally or connected and integrally provided with a diversion wind wheel; the diversion wind wheel is integrally or connected and integrally provided with a wind wheel disc; a wind wheel disc seat is arranged on a wind wheel disc of the guide wind wheel of the feed-free harvester; the diversion wind wheel is integrally or connected with the inner side wind wheel disc surface along the outer periphery of the wind wheel disc in a surrounding way and is integrally provided with a plurality of wind wheel blades;
the wind wheel blades of the feeding-free harvester diversion wind wheel are integrally or connected and integrally provided with directional composite blades which are parallel to the wind wheel disc and protrude in the front of the rotation direction, or the front ends of the protruding wind wheel blades are provided with the composite blades.
The input threshing shaft 1 of the separation type composite threshing cylinder 15 of the feed-free harvester or the front part of the composite threshing cylinder 15 on the cylinder shaft 1 is integrally or connected and integrally provided with a separation guide plate or a classification guide plate.
The feed-free harvester threshing shaft 1 or the roller shaft 1 is integrally or connected and integrally provided with at least two or more roller frames; a threshing shaft hole is arranged on the inner side of the periphery of the drum frame in a surrounding way, and a threshing shaft seat is arranged on the threshing shaft hole and is integrally or connected with the rotating device through a rotating device, a threshing shaft and the rotating device to form an integral body, and at least one or more composite threshing drums 15 are arranged.
The front end of the feed-free harvester threshing shaft 1 or the roller shaft 1 along the rotation direction of the composite threshing roller 15 is provided with a flow dividing guide plate; an included angle is formed between the shunting guide plate and the conveying and releasing shaft 1 or the roller shaft 1; the shunting guide plate separates cereal straws or wheat bran from cereal seeds, the cereal seeds and cereal ears are heavy, the larger cereal straws or wheat bran is thrown away to the composite threshing cylinder 15 through the shunting guide plate to be threshed, the cereal wheat bran is light, is separated by regions through the shunting guide plate and is quickly moved and discharged along the direction of the feed-free harvester conveying threshing shaft 1 or the direction of the cylinder shaft 1.
The inner space of the sorting guide sieve 5 is communicated with the composite threshing cylinder 15 and the threshing space of the outer harvester through a gap which can penetrate through wheat bran, so that ears and straws are separated, the threshing effect of the ears is improved, and the circulation channel of grain straws or wheat bran is dredged; the separating guide sieve 5 separates the cereal bran from the cereal ears, the cereal seeds and the cereal ear straws are heavier, the volume is large, the cereal bran is isolated to the composite threshing cylinder 15 through the gap of the separating guide sieve 5 for threshing, the volume of the cereal bran is light, the cereal bran can penetrate through the gap and enter the inner side of the separating guide sieve 5 to be rapidly moved and discharged along the direction of the feeding-free harvester conveying and threshing shaft 1.
Through such constitution, owing to set up compound threshing cylinder 15 on exempting from to feed formula harvester, compound threshing cylinder 15's inboard has set up selects separately guide screen 5, with wheat ear and wheat bran separation, the wheat bran is light and little passes the sieve mesh of selecting separately guide screen 5 and gets into defeated threshing shaft and compound threshing cylinder 15 and select separately guide screen 5's inboard space and discharge fast, make the wheat ear obtain more abundant process of breaking away from, compound threshing cylinder 15 set up the vibration and the noise that have reduced the threshing process, the implementation of exempting from to feed formula harvester has been guaranteed.
According to the structure, the arrangement of the threshing chamber is firstly omitted, the arrangement of the composite threshing cylinder 15 and the sorting guide sieve 5 reduces the repeated redundant threshing process of wheat bran, the wheat grain rubbing process of wheat ears is enhanced, the efficiency is greatly improved, the power consumption is greatly reduced, the cost is greatly reduced, the high efficiency is ensured by the arrangement of the airflow channel, the structure is favorable for developing a subminiature feeding-free harvester, and the current harvester is arranged because the power consumption is too large, so that the subminiature harvester with the cutting and threshing integration can not be realized.
Embodiment 2:
a feed-free harvester sorting type composite threshing cylinder, as shown in fig. 6, is a schematic front view partial section view of a feed-free harvester sorting type composite threshing cylinder 15 according to a second embodiment of the present invention, and the feed-free harvester sorting type composite threshing cylinder 15 according to a first embodiment of the present invention is configured to have the following structure:
the feeding-free harvester threshing shaft 1 is integrally or connected with a bracket 9 through a bracket seat 7 and a positioning pin 8; a threshing shaft hole is arranged at the inner side of the surrounding edge of the bracket 9, a threshing shaft seat is arranged on the threshing shaft hole, and a composite threshing cylinder 15 is integrally or connected through a rotating device 12, a threshing shaft 4 and a rotating device 11 and integrally arranged;
the front end of the feed-free harvester threshing shaft 1 along the rotation direction of the composite threshing cylinder 15 is provided with a flow dividing guide plate; an included angle is formed between the shunting guide plate and the input/output shaft 1; the shunting guide plate separates cereal straws or wheat bran from cereal seeds, the cereal seeds and cereal ears are heavier to be thrown away to the composite threshing cylinder 15 through the shunting guide plate for threshing, and the cereal wheat bran is lighter to be separated in different areas through the shunting guide plate and is discharged along the direction of the feeding-free harvester output threshing shaft 1 in a quick moving mode.
The feed-free harvester threshing shaft 1 is integrally or connected and integrally provided with a bracket 9; a threshing shaft hole is arranged on the inner side of the outer periphery of the support 9 in a surrounding manner, a threshing shaft seat is arranged on the threshing shaft hole, and a plurality of threshing cylinders are integrally or connected with the threshing shaft 12 and the rotating device into a whole;
the outer periphery of the input/output shaft of the feed-free harvester is integrally or connected along the axial direction and integrally provided with a diversion guide plate 16; the diversion guide plate 16 forms an included angle backwards along the rotation direction of the input and output shaft 1; the split flow guide plate 16 separates the ear straws, the grain seeds and the wheat bran from the ear straws, the grain seeds and the ear straws are heavier and are thrown away to the composite threshing cylinder 15 through the split flow guide plate 16 for threshing, and the wheat bran straws are lighter and are separated in regions through the split flow guide plate 16 and are quickly discharged along the direction of the feed-free harvester output threshing shaft 1.
Through such constitution, owing to set up compound threshing cylinder 15 on exempting from to feed formula harvester, compound threshing cylinder 15's inboard has set up selects separately guide screen 5, with wheat ear and wheat bran separation, the wheat bran is light and little passes the sieve mesh of selecting separately guide screen 5 and gets into defeated threshing shaft and compound threshing cylinder 15 and select separately guide screen 5's inboard space and discharge fast, make the wheat ear obtain more abundant process of breaking away from, compound threshing cylinder 15 set up the vibration and the noise that have reduced the threshing process, the implementation of exempting from to feed formula harvester has been guaranteed.
According to the structure, the arrangement of a threshing chamber is firstly omitted, the arrangement of the composite threshing cylinder 15 and the sorting guide sieve 5 reduces the repeated redundant threshing process of wheat bran, the wheat grain rubbing process of wheat ears is enhanced, the efficiency is greatly improved, the power consumption is greatly reduced, the cost is greatly reduced, the high efficiency is ensured by the arrangement of an airflow channel, the microminiature feeding-free harvester is favorably developed by the structure, and the microminiature cutting-threshing integrated harvester cannot be realized due to the fact that the power consumption is too large in the arrangement of the existing harvester.
Through having set up water conservancy diversion wind wheel 4 on exempting from the feed-type harvester, the negative pressure of the rotatory production of water conservancy diversion wind wheel 4 has formed directional distinguished and admirable at exempting from the feed-type harvester inside, the effect of directional distinguished and admirable has been reinforceed in the setting of exempting from the feed-type harvester airflow channel header casing, form directional distinguished and admirable the inside motion that drives the millet cake at exempting from the feed-type harvester, through the thresher who exempts from the inside setting of feed-type harvester for example compound threshing cylinder 15 or grain separator 30 and header or threshing chamber bottom the slope arc rub a grain board with the hands and decompose into straw and cereal, power consumption is reduced, the cost is reduced, airflow channel's header setting has guaranteed safety.
Embodiment 3:
fig. 7 is a schematic front partial sectional view of a sorting-type composite threshing cylinder 15 of a feed-free harvester according to a third embodiment of the present invention, and fig. 8 to 9 are schematic side sectional views of the sorting-type composite threshing cylinder 15 of the feed-free harvester according to the present invention, and the following structural configurations are implemented on the basis of the sorting-type composite threshing cylinder 15 of the feed-free harvester according to the first to second embodiments of the present invention:
the feed-free harvester threshing shaft 1 is integrally or connected with a ground sieve frame 6 in a surrounding way and is integrally provided with a sorting guide sieve 5; the outer part of the sorting guide screen 5 is provided with a composite threshing cylinder 15 around the ground bracket 9;
the feed-free harvester input-output shaft 1 is integrally or connected and integrally provided with a bracket 9; a threshing shaft hole is arranged on the inner side of the outer periphery of the surrounding along the bracket 9, a threshing shaft seat is arranged on the threshing shaft hole, and a plurality of threshing cylinders 15 are integrally or connected through a rotating device, a threshing shaft 12 and the rotating device and integrally arranged;
the inner space of the sorting guide sieve 5 is communicated with the outer space of the threshing cylinder through sieve pores to form a circulation channel of wheat bran; the ears are separated out by the sieve pores of the separation guide sieve 5 and threshed at the position of the composite threshing cylinder 15, and the bran is quickly discharged along the direction of the feeding-free harvester threshing shaft 1 at the inner side of the separation guide sieve 5.
The feed-free harvester input/output shaft 1 is integrally or connected with a bracket 9 through a bracket seat 7 and a positioning pin 8; a threshing shaft hole is arranged at the inner side of the surrounding edge of the bracket 9, a threshing shaft seat is arranged on the threshing shaft hole, and a composite threshing cylinder 15 is integrally or connected through a rotating device 12, a threshing shaft 4 and a rotating device 11 and integrally arranged;
the feed-free harvester is integrally or jointly provided with a sorting guide screen 5 along the outer periphery of the threshing shaft 1 in a surrounding manner through a screen frame 5; the outer part of the sorting guide screen 5 is provided with a composite threshing cylinder 15 around the ground bracket 9;
the inner space of the sorting guide sieve 5 is communicated with the outer space of the composite threshing cylinder 15 through a gap, the space is smooth, the air pressure space of a threshing chamber is increased, the pressure intensity of the outer space of the composite threshing cylinder 15 is reduced, the air flow running speed is slowed down, the threshing effect is enhanced, and the circulation channel of grain straws or wheat bran is dredged; the separating guide sieve 5 separates cereal straws or wheat bran from cereal seeds, the cereal seeds and cereal ears are heavier and are separated to the composite threshing cylinder 15 for threshing through a gap of the separating guide sieve 5, and the cereal wheat bran can penetrate through the gap and enter the inner side of the separating guide sieve 5 to be rapidly moved and discharged along the direction of the feed-free harvester threshing shaft 1.
Or the sorting guide screen 5 is formed by drilling holes on the screen frame 6 and inserting steel wires;
or the screening frame 6 is integrally or connected and integrally provided with a gapped iron plate to form the sorting guide screen 5;
or the screen frame 6 and the sorting guide screen 5 of the cylindrical structure are provided with grooves which contain the composite threshing cylinder 15 and have gaps, namely a concave screen 13 and a cylindrical screen frame 14 consisting of a cylindrical structure or a concave plate, and the screen frame 6 and the sorting guide screen 5 are integrally or connected and integrally arranged;
the sorting guide sieve 5 at the corresponding inlet is arranged into a conical sieve 2 structure which is integrally or connected and integrally arranged together through a conical sieve frame 3, the conical sieve frame 3 is integrally or connected and integrally arranged together with a bracket 9 through a positioning device 10, and the grain bran is divided to increase the smooth movement of the grain seeds and the grain ears;
or the conical screen frame 3 is drilled with holes and inserted with steel wires to form the conical screen 2;
or the conical screen 2 is formed by adopting a mode that the conical screen frame 3 is integrally or connected and integrally provided with a gapped iron plate;
or the conical sieve frame 3 and the conical sieve 2 are provided with grooves which contain the composite threshing cylinders 15 and have gaps in a surrounding way;
through such constitution, owing to set up compound threshing cylinder 15 on exempting from to feed formula harvester, compound threshing cylinder 15's inboard has set up selects separately guide screen 5, with wheat ear and wheat bran separation, the wheat bran is light and little passes the sieve mesh of selecting separately guide screen 5 and gets into defeated threshing shaft and compound threshing cylinder 15 and select separately guide screen 5's inboard space and discharge fast, make the wheat ear obtain more abundant process of breaking away from, compound threshing cylinder 15 set up the vibration and the noise that have reduced the threshing process, the implementation of exempting from to feed formula harvester has been guaranteed.
According to the structure, the arrangement of a threshing chamber is firstly omitted, the arrangement of the composite threshing cylinder 15 and the sorting guide sieve 5 reduces the repeated redundant threshing process of wheat bran, the wheat grain rubbing process of wheat ears is enhanced, the efficiency is greatly improved, the power consumption is greatly reduced, the cost is greatly reduced, the high efficiency is ensured by the arrangement of an airflow channel, the microminiature feeding-free harvester is favorably developed by the structure, and the microminiature cutting-threshing integrated harvester cannot be realized due to the fact that the power consumption is too large in the arrangement of the existing harvester.
Embodiment 4:
a sorting type composite threshing cylinder of a feed-free harvester, a sorting type composite threshing cylinder 15 (not shown) of a feed-free harvester according to a fourth embodiment of the present invention, and the following structure is realized on the basis of the sorting type composite threshing cylinder 15 of the feed-free harvester according to the first to third embodiments of the present invention:
the sorting type composite threshing cylinder of the feeding-free harvester is integrally or connected with the threshing shaft 1 of the header and is integrally provided with a bracket 9; a threshing shaft hole is arranged on the inner side of the surrounding along the outer periphery of the bracket 9, a threshing shaft seat is arranged on the threshing shaft hole, and a composite threshing cylinder 15 is integrally arranged on the threshing shaft hole through a rotating device, a threshing shaft and the rotating device or connected together;
the feed-free harvester is integrally or connected with the screen frame 5 along the outer periphery of the threshing shaft 1 in a surrounding way, and the sorting guide screen 5 is integrally arranged; the outer part of the sorting guide screen 5 is provided with a composite threshing cylinder 15 around the ground bracket 9;
the feed-free harvester sorting type composite threshing cylinder 15 is characterized in that a sorting guide sieve 5 is arranged on the inner side of the header in a sectional mode, the sorting guide sieve 5 is not arranged on the inner side of the composite threshing cylinder 15 corresponding to the outlet position of the header, a cereal ear is formed, and straw or wheat bran and cereal seeds can pass through the channel discharge outlet between the composite threshing cylinders 15.
Through such constitution, owing to set up compound threshing cylinder 15 on exempting from to feed formula harvester, compound threshing cylinder 15's inboard has set up selects separately guide screen 5, with wheat ear and wheat bran separation, the wheat bran is light and little passes the sieve mesh of selecting separately guide screen 5 and gets into defeated threshing shaft 1 and compound threshing cylinder 15 and select separately guide screen 5's inboard space and discharge fast, make the wheat ear obtain more abundant process of breaking away from, compound threshing cylinder 15 set up the vibration and the noise that have reduced the threshing in-process, the implementation of exempting from to feed formula harvester has been guaranteed.
According to the structure, the arrangement of the composite threshing cylinder 15 and the sorting guide sieve 5 reduces the repeated redundant threshing process of wheat bran, enhances the grain rubbing process of wheat ears, greatly improves the efficiency, greatly reduces the power consumption, greatly reduces the cost, ensures the high efficiency by the arrangement of the airflow channel, is favorable for developing subminiature feeding-free harvesters, and cannot realize subminiature harvesters with cutting and threshing integration because the power consumption is too large in the current harvester arrangement.
According to the feed-free harvester in the embodiment, the negative pressure generated by the rotation of the diversion wind wheel forms a directional airflow channel in the harvester of the airflow channel, and the directional airflow drives grains to enter the feed-free harvester from an inlet of a header of the harvester; the arrangement of the composite threshing cylinder 15 and the sorting guide sieve 5 reduces the repeated redundant threshing process of wheat bran, enhances the grain rubbing process of wheat ears, greatly improves the efficiency and reduces the cost.
Although the separated composite threshing cylinder 15 of the feed-free harvester with the composite threshing cylinder 15 and the separation guide screen 5 is taken as an example for description, the invention can also be implemented by arranging the guide wind wheel on the separated composite threshing cylinder 15 of the feed-free harvester, and the partial structure of the above structure and other various combinations can be adopted.
The preferred embodiments described above are illustrative and not restrictive, and the invention may be embodied and embodied in other specific forms by selecting from a few techniques without departing from the essential characteristics thereof, and it is also possible to apply some techniques to existing harvesters or other equipment, the scope of the invention being indicated by the appended claims, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (10)
1. A sorting type composite threshing cylinder of a feeding-free harvester,
the sorting type composite threshing cylinder of the feed-free harvester is characterized by comprising the following structures:
the feed-free harvester conveying shaft is integrally or jointly provided with a sorting guide sieve in a surrounding manner by a ground sieve frame; the outer part of the sorting guide screen is provided with a threshing cylinder by surrounding a ground bracket;
the feed-free harvester input/output shaft is integrally or connected and integrally provided with a bracket; a plurality of threshing cylinders are arranged around the inner side of the outer periphery of the bracket;
the inner space of the sorting guide sieve is communicated with the space of the feed-free harvester outside the threshing cylinder through sieve pores to form a circulation channel of wheat bran; the ears are separated out by the sieve pores of the separation guide sieve and threshed at the position of the composite threshing cylinder, and the wheat bran enters the inner space through the sieve pores of the separation guide sieve and is quickly discharged along the direction of the conveying and threshing shaft of the feed-free harvester.
2. A sorting type composite threshing cylinder of a feed-free harvester,
the sorting type composite threshing cylinder of the feed-free harvester is characterized by comprising the following structures:
the feeding-free harvester input and output shaft is integrally or connected and integrally provided with a bracket; a threshing shaft hole is arranged on the inner side of the surrounding ground along the outer periphery of the bracket, a threshing shaft seat is arranged on the threshing shaft hole, and a plurality of threshing cylinders are integrally arranged on the threshing shaft hole through a rotating device, a threshing shaft and the rotating device or connected together;
the outer periphery of the input/output shaft of the feed-free harvester is integrally or connected along the axial direction and integrally provided with a diversion guide plate; the shunting guide plate forms an included angle backwards along the rotation direction of the conveying and releasing shaft; the split guide plate separates the ear straws, the grain seeds and the wheat bran from the threshing cylinder, the grain seeds and the ears are heavier and thrown away to the threshing cylinder through the split guide plate for threshing, and the wheat bran is lighter and is separated in different areas through the split guide plate and is quickly discharged along the direction of the threshing shaft of the feed-free harvester.
3. A sorting type composite threshing cylinder of a feeding-free harvester,
the separating type composite threshing cylinder of the feeding-free harvester is characterized by comprising the following structures:
the feed-free harvester conveying shaft is integrally or jointly provided with a sorting guide sieve in a surrounding manner through a sieve frame; the outer part of the sorting guide screen is provided with a composite threshing cylinder around the ground passing bracket;
the feed-free harvester input/output shaft is integrally or connected and integrally provided with a bracket; a threshing shaft hole is arranged on the inner side of the surrounding ground along the outer periphery of the bracket, a threshing shaft seat is arranged on the threshing shaft hole, and a plurality of threshing cylinders are integrally or connected through a rotating device, a threshing shaft and the rotating device and integrally arranged;
the inner space of the sorting guide sieve is communicated with the outer space of the threshing cylinder through sieve pores to form a circulation channel of wheat bran; the ears are separated by the sieve pores of the separation guide sieve and threshed at the threshing cylinder, and the bran is quickly discharged at the inner side of the separation guide sieve along the direction of the threshing shaft of the feed-free harvester.
4. The sorting type composite threshing cylinder of the feed-free harvester according to any one of the claims 1 to 3,
it is characterized in that the input and output shaft of the sorting type composite threshing cylinder of the feed-free harvester is integrally or connected and integrally provided with a bracket; the fence-shaped sorting guide sieve is integrally or connected with the conveying and separating shaft through a sieve frame and a support and is integrally arranged together.
5. A feed-free harvester-sorting hybrid threshing cylinder as defined in any one of claims 1 to 3,
the sorting guide sieve is characterized in that one end of the sorting guide sieve, corresponding to the inlet of the threshing chamber, of the sorting type composite threshing cylinder of the feed-free harvester is integrally or connected with the threshing shaft through a sieve frame and a bracket and integrally arranged together in a ring cone-shaped structure with an included angle of less than 90 degrees;
the conical sieve and the conical sieve frame are integrated or connected backwards and formed into a sorting guide sieve which integrally extends to form a cylindrical structure.
6. The sorting type composite threshing cylinder of the feed-free harvester according to any one of the claims 1 to 3,
the separating type composite threshing cylinder is characterized in that a separating guide sieve with a cylindrical structure is integrally or connected with a separating type composite threshing cylinder output shaft of the feed-free harvester through a sieve frame and a bracket; a groove which contains the composite threshing cylinder and has a gap is arranged around the outer side of the sorting guide screen.
7. The sorting type composite threshing cylinder of the feed-free harvester according to any one of the claims 1 to 3,
it is characterized in that a screen-shaped separation guide screen is integrally or connected and formed on a threshing shaft of the separation type composite threshing cylinder of the feed-free harvester through a screen frame and a bracket.
8. The sorting type composite threshing cylinder of the feed-free harvester according to any one of the claims 1 to 3,
the separating type composite threshing cylinder of the feeding-free harvester is characterized in that a flow guide wind wheel is integrally or connected and formed on a threshing shaft of the separating type composite threshing cylinder of the feeding-free harvester; the wind guide wheel is integrally or connected with the wind guide wheel and integrally provided with a wind wheel disc; a wind wheel disc seat is arranged on a wind wheel disc of the guide wind wheel of the feed-free harvester; the diversion wind wheel is integrally or connected with and integrally provided with a plurality of wind wheel blades along the inner side wind wheel disc surface of the outer circumference of the wind wheel disc in a surrounding way.
9. The sorting type composite threshing cylinder of the feed-free harvester according to any one of the claims 1 to 3,
the separating type composite threshing cylinder is characterized in that a flow guide wind wheel is integrally or connected and formed on a threshing shaft of the separating type composite threshing cylinder of the feed-free harvester; the wind guide wheel is integrally or connected with the wind guide wheel and integrally provided with a wind wheel disc; a wind wheel disc seat is arranged on a wind wheel disc of the guide wind wheel of the feed-free harvester; the diversion wind wheel is integrally or connected with the inner side wind wheel disc surface along the outer periphery of the wind wheel disc in a surrounding way and is integrally provided with a plurality of wind wheel blades;
the wind wheel blades of the feeding-free harvester diversion wind wheel are integrally or connected and integrally provided with directional composite blades which are parallel to the wind wheel disc and protrude in the front of the rotation direction.
10. A feed-free harvester-sorting hybrid threshing cylinder as defined in any one of claims 1 to 3,
the separating type composite threshing cylinder of the feed-free harvester is characterized in that the separating guide sieve is arranged on the inner side of the separating type composite threshing cylinder of the feed-free harvester in a sectional mode, and the separating guide sieve is not arranged on the inner side of the composite threshing cylinder corresponding to the outlet position of a header of the feed-free harvester, so that a dynamic channel of wheat ears, straws, wheat grains or wheat bran is formed to be discharged out of an outlet.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211314706.6A CN115643911A (en) | 2022-10-19 | 2022-10-19 | Sorting type composite threshing cylinder of feeding-free harvester |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211314706.6A CN115643911A (en) | 2022-10-19 | 2022-10-19 | Sorting type composite threshing cylinder of feeding-free harvester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115943813A (en) * | 2023-03-10 | 2023-04-11 | 萝北县爱农种业有限公司 | Rice threshing and straw crushing equipment and using method thereof |
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- 2022-10-19 CN CN202211314706.6A patent/CN115643911A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115943813A (en) * | 2023-03-10 | 2023-04-11 | 萝北县爱农种业有限公司 | Rice threshing and straw crushing equipment and using method thereof |
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