CN115968655B - Header - Google Patents
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- CN115968655B CN115968655B CN202310011877.XA CN202310011877A CN115968655B CN 115968655 B CN115968655 B CN 115968655B CN 202310011877 A CN202310011877 A CN 202310011877A CN 115968655 B CN115968655 B CN 115968655B
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- header
- guide
- auger
- plate
- feeding port
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- 239000010902 straw Substances 0.000 claims abstract description 12
- 244000025254 Cannabis sativa Species 0.000 claims description 14
- 235000007164 Oryza sativa Nutrition 0.000 claims description 6
- 235000009566 rice Nutrition 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims 1
- 238000004804 winding Methods 0.000 description 9
- 238000003306 harvesting Methods 0.000 description 6
- 241000209094 Oryza Species 0.000 description 5
- 210000005069 ears Anatomy 0.000 description 3
- 241001124569 Lycaenidae Species 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Outside Dividers And Delivering Mechanisms For Harvesters (AREA)
Abstract
The invention provides a header, comprising: the upper cutting table, the lower cutting table and the seedling guiding plate component. The upper header comprises a divider assembly, the lower header is arranged below the upper header, the lower header comprises a header frame and an auger positioned in the header frame, the header frame comprises a feeding port for stem discharge, and the feeding port is positioned at the rear side of the auger. The straw guide plate assembly comprises a first straw guide piece and a second straw guide piece which are arranged between the upper header and the lower header and are positioned above the auger, the first straw guide piece and the second straw guide piece are respectively arranged on two axial sides of the auger, the feeding port is positioned between the first straw guide piece and the second straw guide piece, and the first straw guide piece and the second straw guide piece extend from two sides of the front end of the header to the side where the feeding port is located and are gathered and arranged from two sides of the front end of the header to the direction of the feeding port. According to the invention, by arranging the first seedling guiding piece and the second seedling guiding piece, the stalks entering the lower header can be quickly and efficiently conveyed to the position where the feeding port is located, and the stalks are prevented from being wound with two ends of the auger.
Description
Technical Field
The invention relates to the technical field of harvesters, in particular to a cutting table.
Background
In the prior art, a significant part of machine types of corn harvesters have adopted a mode of harvesting ears and stems. The harvester for harvesting the ears and the stems is provided with an upper cutting table and a lower cutting table, wherein the upper cutting table is used for picking the ears, and the lower cutting table is used for cutting and harvesting the stems. When harvesting, the stems tend to move to the two sides of the auger, so that the two sides of the auger are wound by the stems, the harvesting efficiency is affected, and the lower cutting table is seriously blocked. There is the space between last header and the lower header, and the stem stalk that is located the auger both sides and cut off also can appear part in the in-process that carries backward and be located the lower header, and part stretches to the condition in the outside at lower header both ends from the clearance between last header and the lower header, and then also leads to the auger to rotate unsmoothly, and lower header blocks up, will also cause the damage to header itself, need the manual work to carry out timely clearance or maintenance to it, wastes time and energy, work efficiency greatly reduced.
Accordingly, there is a need to provide a header that overcomes the above-described drawbacks.
Disclosure of Invention
The invention aims to provide a header.
According to one aspect of the present invention, there is provided a header comprising:
The upper header comprises a divider assembly;
The lower cutting table is arranged below the upper cutting table and comprises a cutting table frame and an auger positioned in the cutting table frame, the cutting table frame comprises a feeding port for discharging stalks, and the feeding port is positioned at the rear side of the auger;
The seedling guiding plate assembly comprises a first seedling guiding piece and a second seedling guiding piece which are arranged between the upper header and the lower header and are positioned above the auger, the first seedling guiding piece and the second seedling guiding piece are respectively arranged on two axial sides of the auger and are positioned in the header frame, the feeding port is positioned between the first seedling guiding piece and the second seedling guiding piece, and the first seedling guiding piece and the second seedling guiding piece extend from two sides of the front end of the header to the side where the feeding port is positioned and are gathered and arranged from two sides of the front end of the header to the direction of the feeding port;
The stalks entering from the front end of the lower header are contacted with the auger under the guiding action of the straw guide plate assembly, and are conveyed to the feeding port under the rotating action of the auger.
Preferably, the top ends of the first and second seedling guiding pieces are fixed with the upper header, and the front ends of the first and second seedling guiding pieces are fixed with the header frame.
Preferably, the header frame includes left side board and right side board that set up relatively and is located bottom plate and back plate between left side board and the right side board, the middle part of back plate is located to the feed inlet, first guide piece includes from the front end of left side board to the first deflector that left side board extends is kept away from gradually to auger place one side, the second guide piece includes from the front end of right side board to the second deflector that right side board extends is kept away from gradually to auger place one side, arc breach has all been seted up to the bottom side of first guide piece and second guide piece for dodge the auger.
Preferably, the first seedling guiding piece comprises a first fixing part used for being fixed with the header frame and a second fixing part used for being fixed with the upper header, and the first fixing part is provided with a first waist-shaped hole used for adapting to the adjustment of the height between the upper header and the lower header.
Preferably, the header frame further includes a first seedling dividing member and a second seedling dividing member, the first seedling dividing member is fixed at the front end of the left side plate, the second seedling dividing member is fixed at the front end of the right side plate, and the first fixing portion is fixed with the first seedling dividing member and is fixed at the inner side of the first seedling dividing member.
Preferably, the first guide plate extends obliquely from the first fixing portion to the right side plate, the first guide part further comprises a third guide plate extending from the first guide plate to the feeding port in a bending mode, and the second fixing portion is arranged at the top of the third guide plate.
Preferably, the second seedling guiding part comprises a third fixing part fixed with the right side plate and a fourth fixing part positioned at the top of the second guide plate and used for being fixed with the upper cutting table, the second guide plate bends and extends from the third fixing part to the feeding port, and the third fixing part is provided with a second waist-shaped hole used for adapting to the adjustment of the height between the upper cutting table and the lower cutting table.
Preferably, the divider assembly comprises a left divider, a right divider and an intermediate divider positioned between the left divider and the right divider, the upper header comprises a first mounting beam and a second mounting beam for mounting a grass cleaning knife, the first mounting beam is positioned below the left divider, the first mounting beam is positioned below the right divider, the second fixing part is fixed with the first mounting beam, and the fourth fixing part is fixed with the second mounting beam.
Preferably, a supporting rod is arranged between the upper header and the lower header, the height difference between the upper header and the lower header can be adjusted through the supporting rod, and then the fixed positions of the first seedling guiding piece, the second seedling guiding piece and the header frame are respectively adjusted through the first waist-shaped hole and the second waist-shaped hole, so that the change of the height difference between the upper header and the lower header is adapted.
Preferably, the inner sides of the left side plate and the right side plate are respectively provided with an anti-winding ring, and the anti-winding rings are positioned at the radial front side of the auger and are respectively positioned between the left side plate and the first seedling guiding piece and between the right side plate and the second seedling guiding piece.
Compared with the prior art, the header provided by the invention has the following beneficial effects:
through setting up first guide and second guide for get into the stalk of header down and can carry to the position at feeding mouth place high efficiency, avoid taking place the winding with the both ends of screw feeder, also avoid the stalk in the header down to spill over to the header both sides simultaneously, thereby lead to hanging the condition emergence that the header blockked up down that the stalk in the header both sides caused.
Drawings
The invention is described in further detail below with reference to the attached drawings and detailed description:
FIG. 1 is a perspective view of a header of the present invention;
FIG. 2 is a perspective view of the lower header of the present invention;
FIG. 3 is a top view of the lower header of the present invention;
FIG. 4 is a bottom view of the upper header of the present invention;
FIG. 5 is a perspective view of an upper header of the present invention;
fig. 6 is a perspective view of a first guide of the present invention;
fig. 7 is a perspective view of a second guide of the present invention.
The novel grass cutting machine comprises an upper header, 10, a divider assembly, 101, a left divider, 102, a right divider, 103, a middle divider, 11, a first mounting beam, 12, a second mounting beam, 200, a lower header, 2, a header frame, 21, a left side plate, 22, a right side plate, 23, a bottom plate, 24, a rear plate, 25, a feeding port, 201, an auger, 202, a cutter, 3, a first grass guide, 31, a first fixing part, 311, a first waist-shaped hole, 32, a second fixing part, 321, a first connecting plate, 322, a second connecting plate, 323, a first fixing plate, 33, a first guide plate, 34, a third guide plate, 4, a second grass guide, 41, a third fixing part, 411, a second waist-shaped hole, 42, a fourth fixing part, 421, a third connecting plate, 422, fourth connecting plate, 423, a second fixing plate, 43, a second guide plate, 5, an arc-shaped notch, 61, a first grass guide, 62, a second grass guide plate, 7, a grass guide plate, a knife-winding preventing plate and 9.
Detailed Description
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
For the sake of simplicity of the drawing, the parts relevant to the present invention are shown only schematically in the figures, which do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.
It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
In this context, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, in the description of the present application, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will explain the specific embodiments of the present invention with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the invention, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.
Referring to fig. 1 and 4, a header includes upper and lower headers 100 and 200 disposed opposite from each other up and down, and a guide plate assembly between the upper and lower headers 100 and 200. The upper header includes a crop divider assembly 10. The crop divider assembly 10 includes a left crop divider 101, a right crop divider 102, and an intermediate crop divider 103 positioned between the left and right crop dividers 101, 102. The upper header 100 further comprises a first mounting beam 11 and a second mounting beam 12 for mounting the grass cutter 9. The first mounting beam 11 is located below the left crop divider 101 and the second mounting beam 12 is located below the right crop divider 102.
Referring to fig. 2 and 3, the lower header 200 includes a header frame 2 and an auger 201 provided in the header frame 2. The header frame 2 is provided with a feed port 25 for discharging stalks in the header frame 2, and the feed port 25 is located at the rear side of the auger 201. The header frame 2 includes left and right side plates 21 and 22 disposed opposite left and right, and a bottom plate 23 and a rear plate 24 between the left and right side plates 21 and 22. Both ends of the auger 201 are respectively connected with the left side plate 21 and the right side plate 22, a cutter 202 is arranged at the front end of the bottom plate 23, and a feeding port 25 is arranged in the middle of the rear plate 24.
Referring to fig. 2, 3 and 5, the guide plate assembly includes a first guide 3 and a second guide 4 disposed between the upper header 100 and the lower header 200 and above the auger 201. The first and second rice guiding members 3 and 4 are respectively located at two axial sides of the auger 201, the first rice guiding member 3 is located at the right side of the left side plate 21, the second rice guiding member 4 is located at the left side of the right side plate 22, that is, the first rice guiding member 3 is located at the inner side of the left side plate 21, and the second rice guiding member 4 is located at the inner side of the right side plate 22. The top of the first guide 3 and the top of the second guide 4 are both fixed to the upper header 100.
The first and second guide members 3 and 4 are gathered from the two sides of the front end of the cutting table to the left and right sides of the feeding port 25 while extending from the two sides of the front end of the cutting table to the side of the feeding port 25. The first seedling guide 3 extends from the front end of the left side plate 21 to the side where the feeding port 25 is located and gradually extends inward away from the left side plate 21, and the second seedling guide 4 extends from the front end of the right side plate 22 to the side where the feeding port 25 is located and gradually extends inward away from the right side plate 22. In other embodiments, the first and second straw guide parts 3, 4 may also include two parts connected front and back, the first part at the front is inclined and gradually gathered with each other, and the second part at the rear is parallel with each other.
For the stalks cut by the cutters 202 at the two sides of the lower header 200, the stalks are sent to the feeding port 25 through the auger 201 under the gathering guiding action of the first stalk guide 3 and the second stalk guide 4, so that the stalks are prevented from piling up or winding at the two sides of the auger 201, the normal work of the auger 201 is ensured, and the efficiency and fluency of the stalks fed into the feeding port are improved.
Referring to fig. 6, the first guide 3 includes a first fixing portion 31 for fixing with the header frame 2 and a second fixing portion 32 for fixing with the first mounting beam 11. The first guide 3 further includes a first guide plate 33 extending obliquely from the first fixing portion 31 toward the right side plate 22, and a third guide plate 34 extending from the first guide plate 33 to the feeding port 25. The second fixing portion 32 is provided on top of the third guide plate 34. The first guide plate 33 and the third guide plate 34 each have a tendency to extend rearward while extending obliquely to the right, and the first guide plate 33 is inclined at an angle greater than the angle of inclination of the third guide plate 34.
The second fixing portion 32 includes a first connection plate 321 bent and extended rightward from the top of the third guide plate 34, a second connection plate 322 bent and extended vertically upward from the first connection plate 321, and a first fixing plate 323 bent and extended rightward from the top of the second connection plate 322. When installed, the grass cutter 9 is fixed to the first mounting beam 11, and the first fixing plate 323 is fixed to the grass cutter 9, thereby fixing the first grass guide 3 to the first mounting beam 11. The first connecting plate 321 and the second connecting plate 322 are bent to form an avoidance portion (not labeled in the figure) recessed towards the inner side of the header, and the avoidance portion is used for avoiding the setting of the reel transmission shaft of the upper header 100 during installation.
Referring to fig. 7, the second guide 4 includes a third fixing portion 41 for fixing with the right side plate 22, a second guide plate 43 extending obliquely from the third fixing portion 41 toward the feeding port 25, and a fourth fixing portion 42 located at the top of the second guide plate 43. The fourth fixing portion 42 includes a third connection plate 421 bent and extended from the top of the second guide plate 43 to the left, a fourth connection plate 422 bent and extended vertically upward from the third connection plate 421, and a second fixing plate 423 bent and extended from the top of the fourth connection plate 422 to the left. In the mounting, the second fixing plate 423 is fixed to the second mounting beam 12 by the grass cutter 9 on the other side in the same manner as the first fixing plate 323. The third connecting plate 421 and the fourth connecting plate 422 are bent to form an avoidance portion (not labeled in the figure) recessed towards the inner side of the header, and the avoidance portion is used for avoiding the setting of the reel box transmission shaft of the upper header 100 during installation.
The arc-shaped notch 5 is formed in the bottoms of the third guide plate 34 and the second guide plate 43, and the arc-shaped notch 5 is used for avoiding the arrangement of the auger 201 and cannot interfere the operation of the auger 201 when the auger 201 rotates.
Referring to fig. 1 and 2, a first seedling dividing member 61 is fixed to the front end of the left side plate 21, and a second seedling dividing member 62 is fixed to the front end of the right side plate 22, and the first seedling dividing member 61 and the second seedling dividing member 62 are used for dividing crops at both side edges of the lower header 200. The first fixing portion 31 is fixed to the first seedling dividing member 61 and is fixed to the inner side of the first seedling dividing member 61. The first fixing portion 31 is provided with a first waist-shaped hole 311, and the first seedling dividing member 61 is provided with a through hole corresponding to the first waist-shaped hole 311. The first seedling guide 3 is fixed to the first seedling dividing member 61 by bolts passing through the first waist holes 311 and through holes in the first seedling dividing member 61. The third fixing portion 41 is provided with a second waist-shaped hole 411, and the right side plate 22 is provided with a through hole corresponding to the second waist-shaped hole 411. The second guide 4 is fixed to the right side plate 22 by bolts passing through the second waist-shaped holes 411 and through-holes in the right side plate 22.
The supporting rod 7 is arranged between the upper header 100 and the lower header 200, the height difference between the upper header 100 and the lower header 200 can be adjusted through the supporting rod 7, and the first seedling guiding piece 3 and the second seedling guiding piece 4 are fixed with the upper header 100 due to the fact that the top ends of the first seedling guiding piece 3 and the second seedling guiding piece 4 are fixed with the upper header 100 and move along with the movement of the upper header 100. The first and second seedling guides 3 and 4 adjust their fixing positions with respect to the header frame 2 through the first and second waist-shaped holes 311 and 411, respectively, so as to adapt to the change of the height difference between the upper header 100 and the lower header 200.
Referring to fig. 3 and 4, the inner sides of the left and right side plates 21 and 22 are provided with anti-winding rings 8, and the anti-winding rings 8 are located at the radial front side of the auger 201 and between the left side plate 21 and the first and right side plates 22 and 4, respectively. The winding-preventing ring 8 is of an arc-shaped structure, the arc-shaped outer circular surface of the winding-preventing ring blocks the two end regions of the auger from winding grass due to upward movement of crops, stalks are prevented from winding on two sides of the auger 201, and harvesting efficiency is improved.
It will be apparent to those skilled in the art that various modifications and variations can be made to the above-described exemplary embodiments of the present invention without departing from the spirit and scope of the invention. Therefore, it is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.
Claims (10)
1. A cutting table, which comprises a cutting table body, characterized by comprising the following steps:
The upper header comprises a divider assembly;
The lower cutting table is arranged below the upper cutting table and comprises a cutting table frame and an auger positioned in the cutting table frame, the cutting table frame comprises a feeding port for discharging stalks, and the feeding port is positioned at the rear side of the auger;
The seedling guiding plate assembly comprises a first seedling guiding piece and a second seedling guiding piece which are arranged between the upper header and the lower header and are positioned above the auger, the first seedling guiding piece and the second seedling guiding piece are respectively arranged on two axial sides of the auger and are positioned in the header frame, the feeding port is positioned between the first seedling guiding piece and the second seedling guiding piece, and the first seedling guiding piece and the second seedling guiding piece extend from two sides of the front end of the header to the side where the feeding port is positioned and are gathered and arranged from two sides of the front end of the header to the direction of the feeding port;
arc-shaped gaps are formed in the bottom sides of the first and second rice guiding pieces and used for avoiding the auger;
The stalks entering from the front end of the lower header are contacted with the auger under the guiding action of the straw guide plate assembly, and are conveyed to the feeding port under the rotating action of the auger.
2. The header of claim 1, wherein the top ends of the first and second guide are each secured to the upper header and the front ends of the first and second guide are each secured to the header frame.
3. The header of claim 2, wherein the header frame includes left and right side plates disposed opposite to each other and a bottom plate and a rear plate disposed between the left and right side plates, the feed port is provided in a middle portion of the rear plate, the first guide includes a first guide plate extending gradually away from the left side plate from a front end of the left side plate toward a side where the auger is located, and the second guide includes a second guide plate extending gradually away from the right side plate from a front end of the right side plate toward a side where the auger is located.
4. A header according to claim 3, wherein the first guide comprises a first fixing portion for fixing with the header frame and a second fixing portion for fixing with the upper header, the first fixing portion being provided with a first waist-shaped hole for adapting to the adjustment of the height between the upper header and the lower header.
5. The header of claim 4, wherein the header frame further comprises a first division member and a second division member, the first division member being fixed to the front end of the left side plate, the second division member being fixed to the front end of the right side plate, the first fixing portion being fixed to the first division member and to the inner side of the first division member.
6. The header of claim 5, wherein the first guide extends obliquely from the first fixing portion toward the right side plate, the first guide further comprising a third guide extending from the first guide toward the feeding port, and the second fixing portion is provided at a top of the third guide.
7. The header of claim 6, wherein the second guide includes a third fixing portion fixed to the right side plate and a fourth fixing portion located at a top of the second guide plate and used for fixing to the upper header, the second guide plate is bent from the third fixing portion toward the feeding port, and the third fixing portion is provided with a second waist-shaped hole for adapting to the adjustment of the height between the upper header and the lower header.
8. The header of claim 7, wherein the crop divider assembly includes a left crop divider, a right crop divider, and an intermediate crop divider positioned between the left and right crop dividers, the upper header includes a first mounting beam and a second mounting beam for mounting a grass cutter, the first mounting beam is positioned below the left crop divider, the first mounting beam is positioned below the right crop divider, the second securing portion is secured to the first mounting beam, and the fourth securing portion is secured to the second mounting beam.
9. The header of claim 7, wherein a support bar is provided between the upper header and the lower header, and the height difference between the upper header and the lower header is adjustable by the support bar, and further the fixed positions of the first and second seedling guides and the header frame are respectively adjusted by the first and second waist holes, so as to adapt to the change of the height difference between the upper header and the lower header.
10. A header according to claim 3 wherein the inner sides of the left and right side plates are provided with anti-tangling rings located radially forward of the auger and between the left and first and right side plates and the second guide, respectively.
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| CN202310011877.XA CN115968655B (en) | 2023-01-05 | 2023-01-05 | Header |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103098614A (en) * | 2013-02-28 | 2013-05-15 | 山东省农业机械科学研究所 | Small and medium size self-propelled corncob-stem both-gaining corn combine harvester |
| CN107922021A (en) * | 2015-08-07 | 2018-04-17 | 株式会社久保田 | Crawler travel device, combine harvester, harvester |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11425860B2 (en) * | 2019-10-22 | 2022-08-30 | Cnh Industrial America Llc | Auger and drive assembly for an agricultural harvester header |
| CN211671388U (en) * | 2020-02-26 | 2020-10-16 | 泰州常发农业装备有限公司 | Antiwind harvester cylinder front axle mechanism and harvester |
| CN112042388A (en) * | 2020-10-09 | 2020-12-08 | 托克托县宏昌机械制造有限公司 | Inserting disc type sunflower harvesting header |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103098614A (en) * | 2013-02-28 | 2013-05-15 | 山东省农业机械科学研究所 | Small and medium size self-propelled corncob-stem both-gaining corn combine harvester |
| CN107922021A (en) * | 2015-08-07 | 2018-04-17 | 株式会社久保田 | Crawler travel device, combine harvester, harvester |
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