Multifunctional corn harvesting platform

Abstract

The present invention discloses a multifunctional corn harvesting header, comprising a frame, an ear picking device, a lower header, a husk peeling device and a husk output device. The frame is used to be connected to the frame of the harvester; the ear picking device is fixed to the upper front end of the frame; the lower header is fixed to the lower front end of the frame and is located below the ear picking device; the husk peeling device is fixed to the upper part of the frame and is located behind the ear picking device; the husk output device is fixed to the lower part of the frame, and the husk output device is located behind the lower header and below the husk peeling device. Compared with the prior art, the multifunctional corn harvesting header of the present invention integrates the functions of corn harvesting, ear picking, husk peeling, straw shredding and throwing, has a compact structure, is highly coordinated, and each operating part completes the work smoothly.

Description

Technical Field

[0001] The invention relates to the technical field of agricultural machinery, in particular to a multifunctional corn harvesting header. Background Art

[0002] A corn harvester is an agricultural machine that harvests corn when it is ripe, and a corn harvesting header is the main part of the corn harvester. In the prior art, the processing links of the corn harvesting header are relatively few and the processing efficiency is relatively low. Therefore, how to provide a multifunctional corn harvesting header that integrates multiple functions is a technical problem that needs to be solved urgently by those skilled in the art. Summary of the invention

[0003] The purpose of the present invention is to provide a multifunctional corn harvesting header which integrates multiple functions and is used to improve the corn harvesting efficiency.

[0004] To achieve the above object, the present invention provides the following solutions:

[0005] The invention discloses a multifunctional corn harvesting header, comprising:

[0006] A frame, wherein the frame is used to be connected to a frame of a harvester;

[0007] An ear picking device, the ear picking device is fixed to the upper front end of the frame;

[0008] A lower header, which is fixed to the lower front end of the frame and is located below the ear picking device;

[0009] A peeling device, the peeling device is fixed to the upper part of the frame and is located behind the ear picking device;

[0010] A husk output device is fixed to the lower part of the frame, and the husk output device is located behind the lower cutting table and below the peeling device.

[0011] Preferably, a header cylinder is connected to the rear of the frame, one end of the header cylinder is rotatably connected to the frame, and the other end of the header cylinder is used for rotatably connecting to the frame of the harvester.

[0012] Preferably, the ear picking device includes a frame, an ear picking transfer case, a grain-picking chain, an ear picking roller and an ear-picking chain. The frame is fixedly connected to the frame, and two ear-picking rollers are adjacently arranged in the front-to-back direction to form a group. The two ear-picking chains are respectively located above the left side and the right side of a group of ear-picking rollers, and the two ear-picking chains are respectively located above the left front side and the right front side of a group of ear-picking rollers. The ear-picking chain is sleeved on the outside of the ear-picking sprocket, and the grain-picking chain is sleeved on the outside of the grain-picking sprocket. The ear-picking sprocket and the grain-picking sprocket are both rotatably mounted on the frame and transmission-connected to the output end of the ear-picking transfer case.

[0013] Preferably, the lower cutting platform includes a lower cutting platform bracket, a cutting reel, a grass feeding roller, an upper grass pressing roller, a lower grass pressing roller, a shredding device, a grass conveying agitator, a fan, and a throwing device. The cutting reel, the grass feeding roller, the lower grass pressing roller, the shredding device, and the grass conveying agitator are arranged in sequence from front to back on the lower cutting platform bracket. The upper grass pressing roller is installed on the lower cutting platform bracket and is located above the lower grass pressing roller. The cutting reel includes a reel shaft and a reel blade installed on the reel shaft. The inlet of the shredding device is opposite to the middle position of the upper grass pressing roller and the lower grass pressing roller, and the outlet of the shredding device is opposite to the inlet of the grass conveying agitator. The fan and the throwing device are both installed on the frame, and the outlet of the grass conveying agitator is opposite to the inlet of the fan, and the outlet of the fan is connected to the inlet of the throwing device.

[0014] Preferably, the grass conveying auger includes a shell, auger blades, an auger shaft and an outer plate, the shell is fixed on the lower cutting table bracket, the auger blades are fixed on the auger shaft, the auger shaft is rotatably mounted on the shell, the outer plate is fixed to one end of the auger shaft, the inlet of the fan faces downward and is located above the outer plate, the outer plate pushes the grass clippings into the fan, the fan includes a fan shaft, fan blades and a fan shell, the fan blades are fixed on the fan shaft, the fan blades blow the grass clippings brought in by the outer plate into the throwing device, and the throwing device is used to transport the grass clippings to a set position through a pipeline.

[0015] Preferably, the peeling device includes a peeling device shell and peeling fingers and a peeling shaft roller installed on the peeling device shell, the peeling device shell is fixed on the frame, two peeling shaft rollers are arranged in pairs along the front-to-back direction in the middle of the peeling device shell, and several groups of peeling fingers are arranged above the peeling rollers along the left-right direction.

[0016] Preferably, the husk output device comprises a grain screen, a husk separation auger and a grain recovery box, the grain screen is located below the husk separation auger, and the husk separation auger is located below the grain recovery box.

[0017] Preferably, the seed recovery box comprises a draw plate at the bottom of the box, and the draw plate at the bottom of the box can be slid to draw out the seed recovery box.

[0018] Compared with the prior art, the present invention has achieved the following technical effects:

[0019] The invention integrates the functions of corn harvesting, ear picking, husking, straw shredding and throwing, has a compact structure, is highly coordinated, and each operating part completes the work smoothly. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 This is a schematic diagram of the left side structure of the multifunctional corn harvesting header of this embodiment;

[0022] Figure 2 This is a schematic diagram of the right side structure of the multifunctional corn harvesting header of this embodiment;

[0023] Figure 3 It is a front view of the ear picking device;

[0024] Figure 4 It is a top view of the ear picking device;

[0025] Figure 5 It is the structural schematic diagram of the lower header;

[0026] Figure 6 It is a schematic diagram of the structure of the peeling device;

[0027] Explanation of the reference numerals: 1-ear picking device; 2-throwing device; 3-blower; 4-skinning device; 5-small pulley on the right side; 6-large pulley on the right side; 7-rotating shaft; 8-grain recovery box; 9-husk separation auger; 10-cutting table oil cylinder; 11-forage conveying auger; 12-thread kneading device; 13-lower grass pressing roller; 14-upper grass pressing roller; 15-grass feeding roller; 16-cutting hob; 17-ear picking transfer box; 18-left pulley; 19-skinning device front axle; 20-left transition shaft; 21-ear picking roller; 2 2-ear-moving chain; 23-power input sprocket; 24-stand; 25-grain-moving chain; 26-rolling blade; 27-grass-feeding roller; 28-lower grass-pressing roller; 29-upper grass-pressing roller; 30-fixed blade 31-moving blade 32-outer shifting plate; 33-stripping finger; 34-stripping shaft roller; 35-grain screen; 36-transmission gear; 37-bottom drawer plate; 38-front axle pulley; 39-fan pulley; 40-fan blade; 41-fan housing; 42-right transition shaft; 43-transfer case power shaft. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] The purpose of the present invention is to provide a multifunctional corn harvesting header which integrates multiple functions and is used to improve the corn harvesting efficiency.

[0030] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0031] like Figure 1-6 As shown, this embodiment provides a multifunctional corn harvesting header, including a frame, an ear picking device 1, a lower header, a husking device 4 and a husk output device.

[0032] Among them, the frame is used to be connected to the frame of the harvester; the ear picking device 1 is fixed to the upper front end of the frame; the lower cutting table is fixed to the lower front end of the frame and is located below the ear picking device 1; the peeling device 4 is fixed to the upper part of the frame and is located behind the ear picking device 1; the husk output device is fixed to the lower part of the frame, and the husk output device is located behind the lower cutting table and below the peeling device 4.

[0033] When the multifunctional corn harvesting cutting platform of this embodiment is in use, the corn cob enters the picking device 1, and the corn stalk enters the lower cutting platform. After the lower cutting platform cuts the corn stalk, the corn cob is removed from the corn stalk, and the corn picking is completed. The corn cob moves backward to the peeling device 4, and the corn husk is peeled off by the peeling device 4. The corn husk with a small amount of kernels falls to the husk output device, and the husk output device collects the corn husk and kernels separately. The corn stalks are squeezed and kneaded by the lower cutting platform to form broken grass.

[0034] In order to facilitate the adjustment of the overall angle of the corn harvesting multifunctional header, the rear part of the frame in this embodiment is connected with a header cylinder 10. One end of the header cylinder 10 is rotatably connected to the frame, and the other end of the header cylinder 10 is used for being rotatably connected to the frame of the harvester.

[0035] In this embodiment, the ear picking device 1 includes a stand 24 and an ear picking transfer case 17, a grain-pulling chain 25, an ear picking roller 21 and an ear-pulling chain 22 installed on the stand 24. The stand 24 is fixedly connected to the frame, and two ear picking rollers 21 are adjacently arranged along the front-to-back direction to form a group of ear picking rollers 21. The two ear-pulling chains 22 are respectively located above the left side and the right side of a group of ear picking rollers 21, and the two grain-pulling chains 25 are respectively located above the left front side and the right front side of a group of ear picking rollers 21. The ear-pulling chain 22 is sleeved on the outside of the ear-pulling sprocket, and the grain-pulling chain 25 is sleeved on the outside of the grain-pulling chain 25 wheel, and a shifting finger is fixed on the grain-pulling chain 25. The ear-pulling sprocket and the grain-pulling chain 25 wheel are both rotatably installed on the stand 24 and are transmission-connected to the output end of the ear picking transfer case 17.

[0036] The fingers on the pushing chain 25 push the corn stalks onto the top of the ear picking roller 21, and the two ear picking rollers 21 rotate relative to each other, pushing the corn stalks downward from the gap between the two ear picking rollers 21. After the lower cutting table cuts off the corn stalks, the corn cobs fall off the corn stalks and are pushed into the peeling device 4 at the rear by the pushing chain 22.

[0037] In this embodiment, the lower cutting platform includes a lower cutting platform bracket, a cutting reel 16, a grass feeding roller 15, an upper grass pressing roller 14, a lower grass pressing roller 13, a shredding device 12, a grass conveying augers 11, a fan 3 and a throwing device 2. The cutting reel 16, the grass feeding roller 15, the lower grass pressing roller 13, the shredding device 12 and the grass conveying augers 11 are arranged on the lower cutting platform bracket from front to back, and the axial directions are all left and right. The inlet of the shredding device 12 is opposite to the position between the upper grass pressing roller 14 and the lower grass pressing roller 13, and the outlet of the shredding device 12 is opposite to the inlet of the grass conveying augers 11. The shredding device 12 has a fixed blade 30 and a movable blade 31, which are used for shredding operations. The fan 3 and the throwing device 2 are both installed on the frame, and the outlet of the grass conveying augers 11 is opposite to the inlet of the fan 3, and the outlet of the fan 3 is connected to the inlet of the throwing device 2. The forage conveying auger 11 includes a housing, auger blades, an auger shaft and an outer plate 32. The housing is fixed on the lower header bracket, the auger blades are fixed on the auger shaft, the auger shaft is rotatably mounted on the housing, the outer plate 32 is fixed on one end of the auger shaft, and the inlet of the fan 3 faces downward and is located above the outer plate 32. The fan 3 includes a fan 3 rotating shaft, a fan blade 40 and a fan housing 41, and the fan blade 40 is fixed on the fan 3 rotating shaft. The grass feeding roller 15 includes a grass feeding roller 27 and a layer installed on the grass feeding roller 27; the upper grass pressing roller 14 includes an upper grass pressing roller 29 and a layer installed on the upper grass pressing roller 29; and the lower grass pressing roller 13 includes a lower grass pressing roller 28 and a layer installed on the lower grass pressing roller 28. The layer is used to increase friction and facilitate the transportation of corn stalks.

[0038] The cutting reel 16 includes a reel shaft and a reel blade 26 mounted on the reel shaft. When the harvester moves forward, the front side of the reel blade 26 rotates upward to cut off the corn stalks from the root, and the corn stalks are transported backward by the grass feeding roller 15. The upper grass pressing roller 14 is installed on the lower cutting platform bracket and is located above the lower grass pressing roller 13. The corn stalks are squeezed when they are transported backward between the upper grass pressing roller 14 and the lower grass pressing roller 13. The outer plate 32 pushes the chopped grass into the fan 3, and the fan blades 40 blow the chopped grass pushed in by the outer plate 32 into the throwing device 2. The throwing device 2 is used to transport the chopped grass to a set position through a pipeline.

[0039] In this embodiment, the peeling device 4 includes a peeling device housing, peeling fingers 33 and peeling shaft rollers 34 installed on the peeling device housing. The peeling device housing is fixed on the frame. Two peeling shaft rollers 34 are arranged in pairs in the middle of the peeling device housing along the front-to-back direction. Several groups of peeling fingers 33 are arranged above the peeling rollers along the left-right direction. The peeling fingers 33 include a finger shaft and a finger fixed on the finger shaft. The peeling shaft rollers 34 rotate in opposite directions to assist in peeling the corn husk, and the corn husk falls to the husk output device below. When the peeling fingers 33 rotate, they press the corn cob and move the corn cob backward, which is convenient for peeling the corn husk.

[0040] The husk output device includes a grain screen 35, a husk separation auger 9 and a grain recovery box 8, wherein the grain screen 35 is located below the husk separation auger 9, and the husk separation auger 9 is located below the grain recovery box 8. Corn husks with a small amount of grains fall onto the husk separation auger 9, the husks are pushed out by the husk separation auger 9, and the grains fall into the grain recovery box 8 through the grain screen 35. The grain recovery box 8 includes a box bottom drawer 37, which can slide out the grain recovery box 8, and the grains can be collected by drawing out the box bottom drawer 37.

[0041] In this embodiment, the power transmission process is roughly as follows:

[0042] The rear part of the peeling device housing is equipped with a rotating shaft 7, the left end of the rotating shaft 7 is equipped with a left pulley 18, and the right end of the rotating shaft 7 is equipped with a right large pulley 6 and a right small pulley 5. The left pulley 18 is a power input wheel, which is used to connect with the power output device on the frame of the harvester through a belt drive. The front part of the peeling device housing is equipped with a peeling device front shaft 19, a left transition shaft 20 and a right transition shaft 42.

[0043] The right side of the rotating shaft 7 is transmitted to the fan pulley 39 through the right large pulley 6, and the fan pulley 39 is installed on the rotating shaft of the fan 3; the right side of the rotating shaft 7 is transmitted to the front shaft pulley 38 through the right small pulley 5, and the front shaft pulley 38 is installed on the front shaft 19 of the peeling device. The right end of the front shaft 19 of the peeling device is chain-driven with the right transition shaft 42, and the chain drive provides rotation and power for the silk kneading device 12, the upper grass pressing roller 14, and the ear picking transfer case 17. The power input shaft of the ear picking transfer case 17 is the transfer case power shaft 43, and the power input sprocket 23 is installed on the transfer case. On the gearbox power shaft 43; the left end of the peeling device front shaft 19 provides power for the peeling device 4 and the bract separation agitator 9 through chain drive; the transmission gear 36 is installed on the peeling device housing, and the left end of the peeling device front shaft 19 and the left transition shaft 20 are reversed through the transmission gear 36 (that is, the transmission gear 36 serves as a transmission gear between the peeling device front shaft 19 and the left transition shaft 20, and is used to change the rotation direction of the left transition shaft 20), and the left transition shaft 20 provides power for the hob shaft, the grass feeding roller 15, the grass pressing roller 13, and the grass conveying agitator 11 through chain drive.

[0044] The present specification uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core idea of ​​the present invention. At the same time, for those skilled in the art, according to the idea of ​​the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A multifunctional corn harvesting header, characterized in that: include: A frame, wherein the frame is used to be connected to a frame of a harvester; An ear picking device, the ear picking device is fixed to the upper front end of the frame; A lower header, which is fixed to the lower front end of the frame and is located below the ear picking device; A peeling device, the peeling device is fixed to the upper part of the frame and is located behind the ear picking device; A husk output device, the husk output device is fixed to the lower part of the frame, the husk output device is located behind the lower header and below the peeling device; The rear part of the frame is connected with a header oil cylinder, one end of the header oil cylinder is rotatably connected to the frame, and the other end of the header oil cylinder is used for rotatably connecting to the frame of the harvester; The ear-picking device comprises a stand, an ear-picking transfer box, a grain-picking chain, an ear-picking roller and an ear-picking chain. The stand is fixedly connected to the stand. Two ear-picking rollers are adjacently arranged in the front-to-back direction to form a group. The two ear-picking chains are respectively located above the left side and the right side of a group of ear-picking rollers. The two grain-picking chains are respectively located above the left front side and the right front side of a group of ear-picking rollers. The ear-picking chain is sleeved on the outside of the ear-picking sprocket. The grain-picking chain is sleeved on the outside of the grain-picking sprocket. The ear-picking sprocket and the grain-picking sprocket are both rotatably mounted on the stand and are transmission-connected to the output end of the ear-picking transfer box. The lower cutting platform includes a lower cutting platform bracket, a cutting reel, a grass feeding roller, an upper grass pressing roller, a lower grass pressing roller, a shredding device, a grass conveying auger, a fan, and a throwing device. The cutting reel, the grass feeding roller, the lower grass pressing roller, the shredding device, and the grass conveying auger are arranged on the lower cutting platform bracket from front to back in sequence. The upper grass pressing roller is installed on the lower cutting platform bracket and is located above the lower grass pressing roller. The cutting reel includes a reel shaft and a reel blade installed on the reel shaft. The inlet of the shredding device is opposite to the middle of the upper grass pressing roller and the lower grass pressing roller, and the outlet of the shredding device is opposite to the inlet of the grass conveying auger. The fan and the throwing device are both installed on the frame, and the outlet of the grass conveying auger is opposite to the inlet of the fan, and the outlet of the fan is connected to the inlet of the throwing device. The forage conveying auger comprises a shell, auger blades, an auger shaft and an outer paddle, the shell is fixed to the lower header bracket, the auger blades are fixed to the auger shaft, the auger shaft is rotatably mounted on the shell, the outer paddle is fixed to one end of the auger shaft, the inlet of the fan faces downward and is located above the outer paddle, the outer paddle pushes the grass clips into the fan, the fan comprises a fan shaft, fan blades and a fan shell, the fan blades are fixed to the fan shaft, the fan blades blow the grass clips into the throwing device by the outer paddle, and the throwing device is used to transport the grass clips to a set position through a pipeline; The peeling device comprises a peeling device housing, peeling fingers and peeling shaft rollers installed on the peeling device housing, the peeling device housing is fixed on the frame, two peeling shaft rollers are arranged in pairs in the middle of the peeling device housing along the front-to-back direction, and a plurality of groups of peeling fingers are arranged above the peeling rollers along the left-right direction; The husk output device comprises a grain screen, a husk separation auger and a grain recovery box, wherein the grain screen is located below the husk separation auger, and the husk separation auger is located below the grain recovery box.

2. The multifunctional corn harvesting header according to claim 1, characterized in that: The seed recovery box comprises a box bottom drawer plate, and the box bottom drawer plate can slide to draw out the seed recovery box.

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