CN210726026U

CN210726026U - Harvesting device of high-stalk forage grass harvester

Info

Publication number: CN210726026U
Application number: CN201920846305.2U
Authority: CN
Inventors: 熊明源
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-06-12
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a reaping device of a high-stalk forage grass harvester, which comprises a left grass dividing frame and a right grass dividing frame which are respectively connected with a left grass dividing device and a right grass dividing device by welding, wherein the rear ends of the surfaces of the left grass dividing frame and the right grass dividing frame are respectively provided with a left transmission hydraulic motor, a right transmission hydraulic motor, a left transmission bearing seat and a right transmission bearing seat, and are provided with a left transmission belt and a right transmission belt; a riding wheel is arranged between the left supporting leg and the right supporting leg; the inner sides of the left grass dividing frame and the right grass dividing frame are provided with a left grass dividing frame side plate and a right grass dividing frame side plate, a grass dividing groove is formed between the left grass dividing frame side plate and the right grass dividing frame side plate, and a grass conveying base plate is arranged at the bottom surface of the grass dividing groove; the left and right sides of the grass feeding backing plate are respectively provided with a left grass feeding wheel and a right grass feeding wheel. The utility model discloses can be connected with power loading machine, the branch grass device that sets up reaches 1-4, the utility model discloses get up with current high pole forage grass harvester comparison, have and reap efficiently, the power consumption is little, pollute few, convenient to use's advantage.

Description

Harvesting device of high-stalk forage grass harvester

Technical Field

The utility model relates to a reaping apparatus of a high-stalk forage grass harvester, which belongs to the technical field of agricultural machinery.

Background

The existing high-stalk forage grass harvester has the advantages that the row number of forage grass harvested each time is one, the harvesting yield is low, the arrangement ratio of the harvested forage grass is irregular, the forage grass is difficult to enter a grass smashing fan and is often blocked, the machine is stopped to clean the blocked forage grass, the harvesting of the forage grass is influenced, the cost for harvesting the forage grass is increased, and the economic benefit of herdsmen is directly influenced. The utility model discloses to the shortcoming that present high pole forage grass harvester exists, designed the reaping apparatus of high pole forage grass harvester, can use 1-4 this devices and powerful loading machine cooperation to use, the row number of reaping the forage grass is many, and power consumption is little, can save the manufacturing cost of forage grass, improves herdsman's economic benefits.

Disclosure of Invention

The utility model aims at providing a reaping apparatus of high-stalk forage grass harvester overcomes the inefficiency that current high-stalk forage grass harvester exists, and the not enough that the forage grass that reaps is arranged neatly and is difficult to the garrulous grass.

In order to achieve the purpose, the utility model adopts the following technical scheme that the harvesting device of the high-stalk grass harvester comprises a left grass dividing frame, a right grass dividing frame, a left grass dividing frame plate surface, a right grass dividing frame plate surface, a left grass dividing frame side plate and a right grass dividing frame side plate which are respectively covered on the left grass dividing frame and the right grass dividing frame, a left supporting leg and a right supporting leg which support the left grass dividing frame and the right grass dividing frame, wherein the left grass dividing frame and the right grass dividing frame are respectively connected with a left grass divider and a right grass divider through welding connection in front of the left grass dividing frame and the right grass dividing frame, the connected shapes of the left grass divider and the right grass divider are in a right-angle state, and the distance between the front ends of the left grass divider and the right grass divider is 15-35 cm; a left conveying hydraulic motor and a right conveying hydraulic motor are respectively arranged at the rear ends of the left grass dividing frame plate surface and the right grass dividing frame plate surface, a left conveying bearing seat and a right conveying bearing seat are respectively arranged at the front ends of the left grass dividing frame plate surface and the right grass dividing frame plate surface, a left conveying belt is arranged between the left conveying hydraulic motor and a rotating shaft of the left conveying bearing seat, and a right conveying belt is arranged between the right conveying hydraulic motor and a rotating shaft of the right conveying bearing seat; fixing plates are arranged on the left grass dividing frame and the right grass dividing frame at a position which is 20-50 cm away from the left supporting foot and the right supporting foot in the transverse direction and at a position which is 12-18 cm away from the bottom surfaces of the left supporting foot and the right supporting foot, the fixing plates are fixed on the left grass dividing frame and the right grass dividing frame through welding, a cutting knife hydraulic motor is arranged at the middle point of the fixing plates, and a disc-shaped grass cutter is arranged on a rotating shaft of the cutting knife hydraulic motor; a riding wheel is arranged between the left supporting leg and the right supporting leg; a left grass dividing frame side plate is arranged on the inner side of the left grass dividing frame, a right grass dividing frame side plate is arranged on the inner side of the right grass dividing frame, a grass dividing groove is formed between the left grass dividing frame side plate and the right grass dividing frame side plate, a grass feeding cushion plate is arranged on the bottom surface of the grass dividing groove, and the grass feeding cushion plate is obliquely arranged above the hydraulic motor of the cutting knife in a covering mode; the rear end of the left grass distributing frame side plate is reserved with a left grass feeding wheel arranging hole, the rear end of the right grass distributing frame side plate is reserved with a right grass feeding wheel arranging hole, the left grass feeding wheel arranging hole and the right grass feeding wheel arranging hole are arranged on a grass feeding base plate at the middle point connecting line, the left and right sides are respectively provided with a left grass feeding wheel and a right grass feeding wheel, the left grass feeding wheel and the right grass feeding wheel are respectively arranged in the positions of the left grass feeding wheel arranging hole and the right grass feeding wheel arranging hole, half of the left grass feeding wheel protrudes out of the left grass distributing frame side plate, the other half of the left grass feeding wheel is positioned in a grass distributing groove in the left grass distributing frame side plate, the other half of the right grass feeding wheel protrudes out of the right grass distributing frame side plate, and the other half of the right grass distributing groove in the right grass distributing frame side plate.

Adopt above-mentioned measure the utility model discloses, can be connected with power loading machine, the branch grass device that sets up reaches 1-4, separates high-stalk forage grass and draws in through dividing the grass device like this, conveys to carrying out the garrulous grass in the hydraulic pressure garrulous grass fan after cutting off by the mowing knife, the utility model discloses get up with current high-stalk forage grass harvester comparison, have and reap efficiently, small in power consumption, pollute few, convenient to use's advantage.

Drawings

FIG. 1 is a schematic structural view of the grass dividing device, the left grass dividing frame and the right grass dividing frame of the present invention;

FIG. 2 is a schematic structural view of the grass-mowing device of the present invention, wherein the left grass-dividing frame covers the outer side plate of the left grass-dividing frame;

FIG. 3 is a schematic view of the mowing device of the present invention and a partially cut-away perspective view A;

FIG. 4 is a partial enlarged view of the grass feeding wheel mounting hole and the grass feeding wheel of the present invention;

fig. 5 is a schematic perspective view of the connection between the mowing device and the power loading machine according to the present invention.

The sequence numbers in the figures illustrate: 1 part of grass dividing device, 1-1 part of left grass divider, 1-11 parts of left grass dividing plate, 1-12 parts of right grass dividing plate, 1-2 parts of right grass divider, 2 parts of left grass dividing frame, 2-1 parts of right grass dividing frame, 2-2 parts of left grass dividing frame inner side plate, 2-3 parts of right grass dividing frame inner side plate, 2-4 parts of grass dividing groove, 2-5 parts of left grass feeding wheel mounting hole, 2-6 parts of right grass feeding wheel mounting hole, 2-7 parts of left grass dividing frame outer side plate, 3 parts of left grass dividing frame plate surface, 4 parts of right grass dividing frame plate surface, 5 parts of left supporting leg, 6 parts of right supporting leg, 7 parts of left conveying belt, 8 parts of right conveying belt, 9 parts of belt convex nail, 10 parts of left belt bearing seat, 11 parts of right belt bearing seat, 12 parts of left conveying hydraulic motor, 13 parts of right conveying hydraulic motor, 14 parts of left conveying hydraulic pipe, 15 parts of right conveying hydraulic pipe, 16 parts of supporting plate, 17 parts of cutting knife hydraulic, The grass cutting machine comprises riding wheels 20, riding wheel connecting rods 20-1, a left grass feeding wheel 21, a right grass feeding wheel 22, a left grass feeding wheel hydraulic motor 23, a right grass feeding wheel hydraulic motor 24, grass feeding wheel convex nails 25, a grass feeding mat 26, a grass cutting device 27, a power loading machine 28, a lifting frame 29, a left force arm 30, a right force arm 31, a left hydraulic rod 32, a right hydraulic rod 33, a cab 34, a hydraulic grass chopping fan 35, a hydraulic grass chopping fan outlet 35-1, a fan hydraulic motor 36, a fan hydraulic pipe 37 and a charging box 38.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model discloses a primary structure is grass cutting device 27, in the work the utility model discloses must just can realize the function of mowing with the cooperation of power loading machinery 28, nevertheless power loading machinery 28 is not the utility model discloses the structure that needs to be injectd, in prior art, power loading machinery 28 has various forms, as long as power loading machinery 28 has possessed hoisting frame 29, left arm of force 30 and right arm of force 31, can install left hydraulic stem 32, right hydraulic stem 33 and hydraulic pressure garrulous grass fan 35 just can with the utility model discloses the erection joint, the installation all be conventional installation technique, do not have technical obstacle, no longer give unnecessary details in this embodiment. The width of the grass cutting device 27 is 30-50 cm wide, so that a power loading machine 28 can be equipped with 1-4 sets of grass cutting devices 27 if necessary, but for the sake of clarity, the detailed description is only directed to the specific structure of one set of grass cutting device 27 in the present embodiment.

Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is the utility model discloses divide grass device and left and right branch straw frame to connect together's spatial structure schematic diagram, fig. 2 is the utility model discloses a left side divides the straw frame to cover the structural schematic diagram that divides the straw frame outer panel in a left side, fig. 3 is the utility model discloses grass device and partial section A's spatial structure schematic diagram can see grass mower 27's concrete structure from fig. 1, fig. 2 and fig. 3, including dividing grass device 1, divide grass device 1 to divide grass ware 1-1 by a left side, divide grass ware 1-2 to constitute in the right side, still include that a left side divides grass frame 2, right side to divide grass frame 2-1, divide grass frame face 3, right side to divide grass frame face 4, left supporting legs 5, right supporting legs 6. These structures are actually symmetrical with each other in the left-right direction, and the left and right sides have the same structure except that the rotation directions of the left conveyance hydraulic motor 12 and the right conveyance hydraulic motor 13 are opposite. As can be seen from fig. 1, the left grass divider 1-1 is a structure formed by pressing a whole metal plate or welding two metal plates, the structure forms a left grass dividing plate 1-11 and a right grass dividing plate 1-12, an included angle B is formed between cross sections of the left grass dividing plate 1-11 and the right grass dividing plate 1-12, the included angle B is 20-50 degrees, and the structure of the right grass divider 1-2 is completely the same as that of the left grass divider 1-1, and is not described again; the distance between the front ends of the left grass divider 1-1 and the right grass divider 1-2 is 20-40 cm. The grass dividing device 1 is arranged to gather the forage grass to be harvested and divide the forage grass which does not need to be harvested. The front parts of the left grass dividing frame 2 and the right grass dividing frame 2-1 are respectively connected with the left grass dividing device 1-1 and the right grass dividing device 1-2 through welding connection, and the connected shapes of the left grass dividing frame and the right grass dividing device are in a right-angle state, as shown in figures 1 and 2. The outer side surfaces of a left grass dividing frame 2 and a right grass dividing frame 2-1 are respectively covered with a left grass dividing frame outer side plate 2-7 and a right grass dividing frame outer side plate, the inner side surfaces of the left grass dividing frame 2 and the right grass dividing frame 2-1 are respectively covered with a left grass dividing frame inner side plate 2-2 and a right grass dividing frame inner side plate 2-3, grass dividing grooves 2-4 are formed between the left grass dividing frame inner side plate 2-2 and the right grass dividing frame inner side plate 2-3, the left grass dividing frame 2 and the right grass dividing frame 2-1 are respectively covered with a left grass dividing frame plate surface 3 and a right grass dividing frame plate surface 4, the rear ends of the left grass dividing frame plate surface 3 and the right grass dividing frame plate surface 4 are respectively provided with a left conveying hydraulic motor 12 and a right conveying hydraulic motor 13, the front ends of the left grass dividing frame plate surface 3 and the right grass dividing frame plate surface 4 are respectively provided with a left conveying shaft bearing 10 and a right conveying shaft bearing 11, a left conveying belt 7 is arranged between the left conveying hydraulic motor 12 and a rotating shaft bearing 10, a right conveying belt 8 is arranged between the right conveying hydraulic motor 13 and the rotating shaft of the right conveying bearing seat 11; with the rotation of the left transmission hydraulic motor 12, the left transmission belt 7 is driven around the rotation shaft of the left transmission bearing seat 10 and the rotation shaft of the transmission hydraulic motor 12, the transmission direction is forward and backward transmission, with the rotation of the right transmission hydraulic motor 13, the right transmission belt 8 is driven around the rotation shaft of the right transmission bearing seat 11 and the rotation shaft of the right transmission hydraulic motor 13, the transmission direction is forward and backward transmission, and the rotation directions of the left transmission hydraulic motor 12 and the right transmission hydraulic motor 13 are opposite. All be provided with belt protruding nail 9 on left conveyer 7 and right conveyer 8, the setting of belt protruding nail 9 is fastened through the fastener when preparing the belt and is gone up metal peg or plastics nail and form, sets up the purpose of belt protruding nail 9, is for by the more effective conveying of belt protruding nail 9 chucking forage grass when conveying forage grass. Fixed plates 16 are arranged on the left grass dividing frame 2 and the right grass dividing frame 2-1 at a position which is 20-50 cm away from the left supporting foot 5 and the right supporting foot 6 in the transverse direction and at a position which is 12-18 cm away from the bottom surfaces of the left supporting foot 5 and the right supporting foot 6, as shown in a section A in figure 3, the fixed plates 16 are fixed on the left grass dividing frame 2 and the right grass dividing frame 2-1 through welding, a hydraulic motor 17 is arranged at the middle point of the fixed plates 16, a disc-shaped grass cutting knife 18 is arranged on a rotating shaft of the hydraulic motor 17 of the cutting knife, the grass cutting knife 18 rotates along with the rotation of the rotating shaft of the hydraulic motor 17 of the cutting knife, and the high-stalk grass can be cut off through the rotation of. A riding wheel 20 is mounted between the lower ends of the left and

right support legs

5, 6, the riding wheel 20 is rotatable, and when the mowing device 27 descends, the riding wheel 20 rides on the mowing device 27 and travels with the travel of the power loading machine 28. The inner side of the left grass dividing frame 2 is provided with a left grass dividing frame inner side plate 2-2, the inner side of the right grass dividing frame 2-1 is provided with a right grass dividing frame inner side plate 2-3, a grass dividing groove 2-4 is formed between the left grass dividing frame inner side plate 2-2 and the right grass dividing frame inner side plate 2-3, the bottom surface of the grass dividing groove 2-4 is provided with a grass feeding cushion plate 26, the grass feeding cushion plate 26 covers the upper part of the cutting knife hydraulic motor 17 and is installed in an inclined manner relative to the ground, so that high-stalk grass cut by the grass cutting knife 18 can be laid on the grass feeding cushion plate 26 and is fed into the grass chopping device under the action of the left grass feeding wheel 21 and the right grass feeding wheel 22 which rotate relatively. FIG. 4 is a partial enlarged view of the grass feeding wheel arrangement holes and the grass feeding wheels, as shown in FIG. 3 and FIG. 4, a left grass feeding wheel arrangement hole 2-5 is left at the rear end of the inner side plate 2-2 of the left grass distribution frame, a right grass feeding wheel arrangement hole 2-6 is left at the rear end of the inner side plate 2-3 of the right grass distribution frame, a grass feeding backing plate 26 at the connecting line of the middle points of the left grass feeding wheel arrangement hole 2-5 and the right grass feeding wheel arrangement hole 2-6 is provided at the left and right sides, a left grass feeding wheel 21 and a right grass feeding wheel 22 are respectively provided at the left and right sides, the left grass feeding wheel 21 and the right grass feeding wheel 22 are respectively provided in the positions of the left grass feeding wheel arrangement hole 2-5 and the right grass feeding wheel arrangement hole 2-6, half of the left grass feeding wheel 21 protrudes out of the inner side plate 2-2 of the left grass distribution frame, the other half of the right grass feeding wheel 22 is provided in the grass distribution groove 2-4 of the inner side plate 2-2 of the left grass distribution frame, the other half is positioned in the grass dividing groove 2-4 in the inner side plate 2-3 of the right grass dividing frame. The left grass feeding wheel 21 and the right grass feeding wheel 22 are driven to rotate by a left grass feeding wheel hydraulic motor 23 and a right grass feeding wheel hydraulic motor 24 respectively, the rotation directions of the left grass feeding wheel hydraulic motor and the right grass feeding wheel hydraulic motor are opposite, and the rotation of the left grass feeding wheel and the right grass feeding wheel hydraulic motor together feed the cut high-stalk grass into a hydraulic grass smashing fan 35. The left grass feeding wheel 21 and the right grass feeding wheel 22 are provided with grass feeding wheel convex nails 25, which are used for enabling the cut high-stem grass to be clamped and smoothly fed into the hydraulic grass chopping fan 35.

Referring to fig. 5, fig. 5 is a schematic perspective view of the connection between the grass cutting device 27 and the power loading machine 28 according to the present invention, and fig. 5 shows the connection between the grass cutting device 27 and the power loading machine 28, the loading machine 28 is provided with a cab 34, a hydraulic grass chopping fan 35 is installed on the top of the cab 34, and the hydraulic grass chopping fan 35 is driven by a grass chopping hydraulic motor 36; the front end of the power loading machine 28 is provided with a lifting frame 29, the front end of a left force arm 30 on the lifting frame 29 is welded and connected with the left end of the riding wheel connecting rod 20-1, and the front end of a right force arm 31 on the lifting frame 29 is welded and connected with the right end of the riding wheel connecting rod 20-1. The rear end of the left arm 30 on the lifting frame 29 and the rear end of the right arm 31 on the lifting frame 29 are connected to the front of the power loader 28 by means of an axle connection. The lower end of the left hydraulic rod 32 is fixed at the front part of the power loading machine 28, the upper end of the left hydraulic rod is connected with the middle part of the left force arm 30, the lower end of the right hydraulic rod 33 is fixed at the front part of the power loading machine 28, and the upper end of the right hydraulic rod is connected with the middle part of the right force arm 31, so that the mowing device 27 can be lifted when the left hydraulic rod 32 and the right hydraulic rod 33 are operated to work, and the mowing device 27 can be lowered to reset when the left hydraulic rod 32 and the right hydraulic rod 33 are operated to reset. The extent of the raising and lowering of the mowing device 27 can be adjusted by controlling the raising and lowering states of the left hydraulic lever 32 and the right hydraulic lever 33. When the mower 27 is lowered and returned, the riding wheels 20 on the lower portion of the mower 27 contact the ground, support the mower 27 and travel with the power loader 28.

As the mower unit 27 and the power loader 28 are operated, the mown high-stalk grass enters the hydraulic breaker fan 35 at the grass inlet, where it is chopped and fed to the hopper 38 of the power loader 28 through the hydraulic fan outlet 35-1. The grass cutting device 27 is composed of a left side structure and a right side structure, the left side structure and the right side structure are the same, the two side structures work oppositely and synchronously, and the high-stalk grass cutting is completed together, therefore, relative to a left grass divider 1-1, a left grass dividing plate 1-11, a left grass dividing frame 2, a left grass dividing frame inner side plate 2-2, a left grass feeding wheel mounting hole 2-5, a left grass dividing frame outer side plate 2-7, a left grass dividing frame plate surface 3, a left supporting foot 5, a right supporting foot 6, a left rotating belt 7, a left belt bearing 10, a left transmission hydraulic motor 12, a left transmission hydraulic pipe 14, a left force arm 30 and a left hydraulic rod 32, a right grass dividing plate 1-12, a right grass divider 1-2, a right grass dividing frame 2-1, a right grass dividing frame inner side plate 2-3, a right grass dividing frame outer side plate, a right grass feeding wheel mounting hole 2-6, a right grass dividing frame plate surface 4, a left grass dividing frame plate surface 4 and a, The hydraulic support comprises a right support leg 6, a right rotating belt 8, a right belt bearing 11, a right transmission hydraulic motor 13, a right transmission hydraulic pipe 15, a right force arm 31 and a right hydraulic rod 33. The structure related to the left side is the same as the structure related to the right side and symmetrically works synchronously, but in the work, the left conveying hydraulic motor 12 and the right conveying hydraulic motor 13 rotate relatively to jointly convey the high-stalk forage grass from front to back and smoothly enter the hydraulic grass smashing fan 35.

The rotation structure of the grass cutting device 27 and the hydraulic grass chopping fan 35 is realized by a hydraulic motor, the hydraulic motor and the hydraulic grass chopping fan are mature commodities, only the specification and the power are different, so that the power for the hydraulic motor to work and rotate is high-pressure gas, the high-pressure gas is provided by the power loading machine 28, the engine of the power loading machine 28 generates the high-pressure gas in the working process and stores the high-pressure gas in a hydraulic motor pressurization control box, then the high-pressure gas regulator distributes the high-pressure gas to each hydraulic motor according to the power requirement to enable the hydraulic motor to work, and the high-pressure gas is transmitted through a hydraulic pipe connected between the high-pressure gas pump and the hydraulic motor. Therefore, each hydraulic motor is provided with a hydraulic pipe, such as: a left transmission hydraulic pipe 14, a right transmission hydraulic pipe 15, a cutting knife hydraulic pipe 19, a left grass feeding wheel hydraulic pipe 23, a right grass feeding wheel hydraulic pipe 24 and a fan hydraulic pipe 37. The control rod for controlling the high-pressure gas regulator is arranged in the cab 34 and is controlled and regulated by an operator according to actual operation requirements.

The utility model discloses a work like this: the power loader 28 is first activated to pressurize the hydraulic motor pressurization control tank below the cab 34. Then, the control lever of the high-pressure gas regulator is operated to make the left hydraulic lever 32 and the right hydraulic lever 33 work, so that the left force arm 30 and the right force arm 31 are lifted, and the mowing device 27 is lifted. Then connect the utility model discloses a power loading machinery 28 opens toward high pole pasture and grass planting base, reachs high pole pasture and grass planting base back, and the control lever of operation high-pressure gas regulator makes left hydraulic stem 32, right hydraulic stem 33 reset, and left arm of force 30, right arm of force 31 put grass cutting device 27 down. And then starting the left transmission hydraulic motor 12 and the right transmission hydraulic motor 13, wherein the left rotating belt 7 rotates clockwise, the right rotating belt 8 rotates anticlockwise, the cutting knife hydraulic motor 17 is started to drive the rotating mowing knife 18 to cut off the high-stalk forage grass along with the advancing of the power loading machine 28, and the high-stalk forage grass inclines from the front to the back under the action of the transverse convex nails 9 of the belts and falls on the grass feeding mat 26. When the harvester moves forward, the cut grass is pushed backwards, at the moment, the grass feeding wheel 21 rotates clockwise, the grass feeding wheel 22 rotates anticlockwise, and the high-stalk grass is fed into the hydraulic grass smashing fan 35 along the grass feeding mat 26 under the action of the grass feeding wheel convex nails 25. After being chopped by the hydraulic grass chopper 35, the chopped grass is discharged into the charging box 38 through the outlet 35-1 of the hydraulic fan. When the charging box 38 is full, the left hydraulic rod 32 and the right hydraulic rod 33 are operated to lift the front force arm 30 and the rear force arm 31 of the loader, and the loader leaves the high-stalk pasture planting base to convey the chopped high-stalk pasture into a pasture.

The above embodiment is an embodiment in which one mowing apparatus 27 is used in cooperation with one power loading machine 28, and it is also possible to use 1 to 4 mowing apparatuses in cooperation with one high-power loading machine in practical use. When a plurality of grass cutting devices 27 need to be configured, the riding wheel connecting rod 20-1 penetrates through the riding wheels 20 of the grass cutting devices, the front end of a left force arm 30 on the power loading machine 28 is connected with the left end of the riding wheel connecting rod 20-1 in a welding mode, and the front end of a right force arm 31 is connected with the right end of the riding wheel connecting rod 20-1 in a welding mode. The utility model discloses a work efficiency is higher, and it is lower to reap the cost.

Claims

1. A harvesting device of a high-stalk forage grass harvester comprises a left grass dividing frame (2), a right grass dividing frame (2-1), a left grass dividing frame plate surface (3), a right grass dividing frame plate surface (4), a left grass dividing frame side plate (2-2) and a right grass dividing frame side plate (2-3) which are respectively covered on the left grass dividing frame (2) and the right grass dividing frame (2-1), a left supporting leg (5) and a right supporting leg (6) which support the left grass dividing frame (2) and the right grass dividing frame (2-1), the straw separating device is characterized in that the front parts of a left straw separating frame (2) and a right straw separating frame (2-1) are respectively connected with a left straw separating device (1-1) and a right straw separating device (1-2) through welding connection, the connected shapes of the left straw separating device (1-1) and the right straw separating device (1-2) are in a right-angle state, and the distance between the front ends of the left straw separating device (1-1) and the right straw separating device (1-2) is 15-35 cm; a left conveying hydraulic motor (12) and a right conveying hydraulic motor (13) are respectively arranged at the rear ends of the left grass dividing frame plate surface (3) and the right grass dividing frame plate surface (4), a left conveying bearing seat (10) and a right conveying bearing seat (11) are respectively arranged at the front ends of the left grass dividing frame plate surface (3) and the right grass dividing frame plate surface (4), a left conveying belt (7) is arranged between the left conveying hydraulic motor (12) and a rotating shaft of the left conveying bearing seat (10), and a right conveying belt (8) is arranged between the right conveying hydraulic motor (13) and the rotating shaft of the right conveying bearing seat (11); a fixing plate (16) is arranged at a position on the left grass dividing frame (2) and the right grass dividing frame (2-1) which is 20-50 cm away from the left supporting leg (5) and the right supporting leg (6) in transverse direction and at a position which is 12-18 cm away from the bottom surfaces of the left supporting leg (5) and the right supporting leg (6), the fixing plate (16) is fixed on the left grass dividing frame (2) and the right grass dividing frame (2-1) through welding, a cutting knife hydraulic motor (17) is arranged at the middle point of the fixing plate (16), and a disc-shaped mowing knife (18) is arranged on a rotating shaft of the cutting knife hydraulic motor (17); a riding wheel (20) is arranged between the left supporting leg (5) and the right supporting leg (6); a left grass dividing frame side plate (2-2) is arranged on the inner side of the left grass dividing frame (2), a right grass dividing frame side plate (2-3) is arranged on the inner side of the right grass dividing frame (2-1), a grass dividing groove (2-4) is formed between the left grass dividing frame side plate (2-2) and the right grass dividing frame side plate (2-3), a grass feeding base plate (26) is arranged on the bottom surface of the grass dividing groove (2-4), and the grass feeding base plate (26) is obliquely arranged above a cutting knife hydraulic motor (17) in a covering mode; a left grass feeding wheel mounting hole (2-5) is reserved at the rear end of the left grass distribution frame side plate (2-2), a right grass feeding wheel mounting hole (2-6) is reserved at the rear end of the right grass distribution frame side plate (2-3), a left grass feeding wheel (21) and a right grass feeding wheel (22) are respectively arranged on the left side and the right side of a grass feeding backing plate (26) at the middle point connecting line of the left grass feeding wheel mounting hole (2-5) and the right grass feeding wheel mounting hole (2-6), the left grass feeding wheel (21) and the right grass feeding wheel (22) are respectively arranged in the positions of the left grass feeding wheel mounting hole (2-5) and the right grass feeding wheel mounting hole (2-6), half of the left grass feeding wheel (21) protrudes out of the left grass distribution frame side plate (2-2), the other half of the left grass feeding wheel is arranged in a grass distribution groove (2-4) in the left grass distribution frame side plate (2-2), and the right grass distribution frame side plate (2-3) of the right grass feeding wheel (22) is also, the other half is positioned in the grass dividing groove (2-4) in the side plate (2-3) of the right grass dividing frame.

2. The harvesting device of the high-stalk grass harvester according to claim 1, characterized in that the left grass divider (1-1) is a structure formed by pressing a whole metal plate or welding two metal plates, the structure forms a left grass divider (1-11) and a right grass divider (1-12), an included angle (B) is formed between the cross sections of the left grass divider (1-11) and the right grass divider (1-12), the included angle (B) is 20-50 degrees, and the structure of the right grass divider (1-2) is identical to that of the left grass divider (1-1).

3. The harvesting device of a high stalk grass harvester according to claim 1, characterized in that belt studs (9) are provided on both the left conveyor belt (7) and the right conveyor belt (8).

4. The harvesting device of a high stalk grass harvester according to claim 1, characterized in that the left and right grass feeding wheels (21, 22) are provided with grass feeding wheel studs (25).