CN110574544A - Sunflower harvesting header - Google Patents
Sunflower harvesting header Download PDFInfo
- Publication number
- CN110574544A CN110574544A CN201910980806.4A CN201910980806A CN110574544A CN 110574544 A CN110574544 A CN 110574544A CN 201910980806 A CN201910980806 A CN 201910980806A CN 110574544 A CN110574544 A CN 110574544A
- Authority
- CN
- China
- Prior art keywords
- sunflower
- reel
- harvesting
- pulling
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 241000208818 Helianthus Species 0.000 title claims abstract description 152
- 235000003222 Helianthus annuus Nutrition 0.000 title claims abstract description 152
- 238000003306 harvesting Methods 0.000 title claims abstract description 94
- 238000005520 cutting process Methods 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 8
- 241000196324 Embryophyta Species 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- 235000020238 sunflower seed Nutrition 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract 1
- 244000025254 Cannabis sativa Species 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D45/00—Harvesting of standing crops
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D47/00—Headers for topping of plants, e.g. stalks with ears
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvesting Machines For Specific Crops (AREA)
Abstract
the invention relates to the technical field of agricultural machinery, in particular to a sunflower harvesting header, which comprises a rack, a header body and a header body, wherein one or more row groups are arranged on the rack, and the row groups are used for corresponding to sunflower planting rows; the middle part of each row group is provided with a harvesting channel; the divider is arranged at the front end of the frame; the reel feeding device is arranged on the rack, positioned on two sides of the harvesting channel and used for shifting the sunflower stalks to move backwards; a stem-pulling device, comprising: a stalk-pulling roller rotatably provided on the frame; the stem drawing roller is sequentially provided with a leading-in section, a stem drawing section and a cutting section from front to back; the two stalk-pulling rollers are arranged at two sides of the harvesting channel and are used for pulling and cutting sunflower stalks downwards; sunflower dish scion device includes: a conveyer belt and a sunflower disc ear-receiving plate; a driving plate component is arranged on the conveying belt and is used for conveying sunflower plates and seeds; an elastic component is arranged between the sunflower disc ear-catching plate and the frame. By adopting the sunflower seed tray and the sunflower seed tray method, the loss of seeds in the sunflower harvesting process can be reduced, and the phenomenon of tray leakage and tray falling can be reduced.
Description
Technical Field
the invention relates to the technical field of agricultural machinery, in particular to a sunflower harvesting header.
Background
Sunflower is an important economic crop in China. In recent years, the planting area of the sunflower in China is increased year by year, the harvesting process is an important component of the agricultural harvesting link, and the mechanized harvesting of the sunflower is a necessary trend of development along with the development of large-scale planting and agricultural modernization.
However, the current mechanical sunflower harvesting equipment is not mature; the harvesting header is mostly refitted from other grain harvesting headers, and the problems of high seed loss rate, tray dropping by a leakage tray, winding, blockage and the like exist.
disclosure of Invention
in view of this, the invention provides a sunflower harvesting header, which mainly aims to reduce the loss of seeds in the sunflower harvesting process and reduce the phenomena of missing trays and falling trays.
In order to achieve the purpose, the invention mainly provides the following technical scheme:
the embodiment of the invention provides a sunflower harvesting header which comprises a rack, a grain divider, a grain pulling and feeding device, a stem pulling device, a sunflower head scion device and a conveying auger, wherein the grain divider is arranged on the rack;
One or more row groups are arranged on the rack and used for harvesting corresponding to the sunflower planting rows; the middle part of each row group is a harvesting channel of sunflower stalks;
The grain divider is arranged at the front end of the rack, is positioned at two sides of the harvesting channel and is used for supporting and separating sunflower stalks;
the reel feeding devices are arranged on the rack, are arranged on two sides of the harvesting channel and are used for shifting sunflower stalks to move backwards;
the reel feeding device comprises: a front supporting piece, a reel and a reel chain;
the front supporting piece is arranged on the frame;
A plurality of reel wheels are provided; the reel wheels are rotatably arranged on the frame; at least one reel is rotatably arranged on the front supporting piece;
the reel chain is arranged on the reel wheel and driven by the reel wheel to rotate; the reel chain is provided with reel teeth; a plurality of reel teeth are arranged; the plurality of the reel teeth are arranged on the reel chain at intervals;
the reel teeth which are arranged at two sides of the harvesting channel and close to the harvesting channel are driven by the reel chain to move backwards and are used for shifting sunflower stalks backwards;
The stem pulling device comprises: a stalk-pulling roller; the stem drawing roller is rotatably arranged on the frame and is driven to rotate; the stem pulling roller is positioned below the reel chain; the number of the stalk-pulling rollers is two; the two stalk-pulling rollers are respectively arranged on two sides of the harvesting channel and are parallel to each other; the two stalk-pulling rollers rotate in opposite directions and are used for pulling and cutting the sunflower stalks between the two stalk-pulling rollers downwards;
The stem drawing roller is sequentially provided with a leading-in section, a stem drawing section and a cutting section from front to back; the outer wall of the leading-in sections is of a spiral cone structure, and the two leading-in sections rotate relatively and are used for leading in the stalks;
A raised strip structure is fixedly arranged on the outer wall of the stem pulling section; the strip structure is arranged along the axial direction of the stalk-pulling roller; the strip structure is multiple; the strip structures are arranged at intervals along the circumferential direction of the stalk pulling roller, and the stalk pulling sections rotate to pull down stalks;
The outer wall of the cutting section is fixedly provided with a raised cutting edge; the cutting edge is arranged along the axial direction of the stalk-pulling roller; the number of the cutting edges is multiple; the plurality of cutting edges are arranged at intervals along the circumferential direction of the stalk-pulling roller; the cutting end rotates and is used for pulling down the stalks and cutting the stalks;
the sunflower disc scion device is arranged on the rack and distributed on two sides of the harvesting channel;
The sunflower dish scion device includes: the scion wheel, the conveyer belt and the sunflower disc scion plate;
The scion wheel can be rotatably arranged on the rack; at least two grafting wheels are arranged; the two scion wheels are arranged in front and back; the conveying belt is arranged on the scion wheel and driven by the scion wheel to rotate; the conveying belt is positioned above the reel chain;
a driving plate component is fixedly arranged on the conveying belt; the dial component is multiple; a plurality of the dial members are arranged on the conveyor belt at intervals;
The sunflower disc ear-catching plate is arranged on the rack and is positioned below the driving plate component so as to support the sunflower disc when the stem-pulling roller pulls the sunflower stem; an elastic component is arranged between the sunflower disc scion plate and the rack, so that when the sunflower disc scion plate is pressed downwards by a sunflower disc, the sunflower disc scion plate moves downwards, and rebounds after the pressure disappears;
the conveyer belt drives the driving plate component to rotate and is used for conveying the sunflower plates and the seeds on the sunflower plate scion plate;
the conveying auger is arranged on the rack and used for receiving and conveying the materials conveyed by the conveying belt.
furthermore, a seed collecting mechanism is also arranged on the rack; the seed collecting mechanism is positioned on two sides of the harvesting channel;
Seed grain collection mechanism includes: a collection trough and a collection plate;
The collecting tank is fixedly arranged on the rack; the collecting groove is arranged along the extending direction of the harvesting channel;
the collecting plate is fixedly arranged on the rack and is positioned below the sunflower disc ear receiving plate; the collecting plate is obliquely arranged towards the collecting tank and is used for guiding the seeds on the collecting plate into the collecting tank;
The collecting tank is provided with an unloading port; the unloading port is provided with an opening and closing member for selectively opening or closing the unloading port.
Further, a sealing strip brush is fixedly arranged on the collecting plate; the sealing strip brush extends towards the centre line of the harvesting channel to prevent seeds from falling.
further, the reel is arranged on the front supporting piece through a bearing seat; the bearing seat is slidably arranged on the front support;
The front supporting piece is provided with a tensioning mechanism; one end of the tensioning mechanism is hinged with the front supporting piece, and the other end of the tensioning mechanism is hinged with the bearing seat; the bearing seat is applied with thrust by the tensioning mechanism and is used for tensioning the reel chain.
Further, the rotating shafts of the reel wheels on the rack are parallel to each other;
the plane where the reel chains on the front supporting piece are located and the plane where the reel chains on the rack are located have a preset included angle;
the predetermined included angle is 5-25 degrees.
Further, the inner side of the reel chain on the front supporting piece is gradually close to the center of the harvesting channel from front to back; the reel chains on the two sides of the harvesting channel are symmetrically arranged.
further, when the driving plate member moves above the sunflower plate and the ear receiving plate, the driving plate member is attached to the sunflower plate and the ear receiving plate;
the distance between the end part of the driving plate component above the sunflower disc scion plate and the center line of the harvesting channel is not more than the distance between the inner end surface of the sunflower disc scion plate and the center line of the harvesting channel.
Further, the length of the stem pulling section is longer than that of the leading-in section;
The stem pulling section is longer than the cutting section.
further, the number of the strip structures is the same as the number of the blades;
the cutting edge is arranged in the extending direction of the strip structure and is positioned on the same plane with the strip structure;
The front end of the blade is connected to the rear end of the strip structure.
furthermore, the weed picking knife is fixedly arranged on the rack and positioned on one side of the stem pulling roller and is used for picking weeds wound on the stem pulling roller.
by means of the technical scheme, the sunflower harvesting header at least has the following advantages:
The loss of seeds in the sunflower harvesting process can be reduced, and the phenomenon of plate leakage and plate falling is reduced.
the foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
fig. 1 is a schematic view of a sunflower harvesting header provided in an embodiment of the present invention;
Fig. 2 is a schematic bottom view of a sunflower harvesting header provided in an embodiment of the present invention;
Fig. 3 is a schematic view of a part of the structure of a sunflower harvesting header provided by the embodiment of the invention;
fig. 4 is a schematic view of a stalk pulling device in a sunflower harvesting header provided by an embodiment of the present invention;
fig. 5 is a schematic view of a kernel collecting mechanism in a sunflower harvesting header according to an embodiment of the present invention;
fig. 6 is a schematic cross-sectional view of a stem pulling segment of a stem pulling roller in a sunflower harvesting header according to an embodiment of the present invention;
fig. 7 is a schematic cross-sectional view of a cutting section of a stalk pulling roller in a sunflower harvesting header provided by an embodiment of the invention.
shown in the figure:
1 is a frame, 1-1 is a shield, 2 is a divider, 3 is a reel feeding device, 3-1 is a front support piece, 3-1 is a reel wheel, 3-3 is a reel chain, 3-4 is reel teeth, 3-5 is a tensioning mechanism, 4 is a stem pulling device, 4-1 is a leading-in section, 4-2 is a stem pulling section, 4-21 is a strip structure, 4-3 is a cutting section, 4-31 is a blade, 5 is a sunflower head scion device, 5-1 is a scion wheel, 5-2 is a conveying belt, 5-3 is a drive plate member, 5-4 is a sunflower head picking plate, 5-5 is an elastic member, 6 is a conveying auger, 7 is a seed collecting mechanism, 7-1 is a collecting tank, 7-11 is an unloading port, 7-2 is a collecting plate, and 8 is a grass picking knife.
Detailed Description
to further explain the technical means and effects of the present invention adopted to achieve the predetermined object, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
as shown in fig. 1 to 7, a sunflower harvesting header provided by an embodiment of the invention comprises a frame, a divider, a reel feeder, a stalk puller, a sunflower head scion device and a conveying auger; the frame is a frame structure; the frame is formed by welding formed steel; the frame is used for being mounted at the front end of the sunflower harvester and used for harvesting the sunflower disc. Two sides of the frame are provided with protective covers. One or more row groups are arranged on the rack, and the row groups are used for harvesting corresponding to the sunflower planting rows; the middle part of the single row group is a harvesting channel of sunflower stalks; the header of different quantity row groups can be produced according to the requirement.
the grain divider is arranged at the front end of the frame, is positioned at two sides of the harvesting channel and is used for supporting and separating sunflower stalks; the harvester moves forward, and the sunflower stalks are guided to the reel feeding device by the grain divider.
the reel feeding devices are arranged on the frame, are arranged on two sides of the harvesting channel and are used for shifting the sunflower stalks to move backwards; the reel feeding device comprises: a front supporting piece, a reel and a reel chain; the front supporting piece is arranged on the frame and used for supporting the reel; a plurality of reel wheels are provided; the reel wheels are rotatably arranged on the frame; preferably connected with the frame through a bearing; at least one reel is rotatably arranged on the front support, preferably the reel is connected with the front support through a bearing. The reel chain is arranged on the reel wheel and driven by the reel wheel to rotate; the reel chain is provided with reel teeth; a plurality of reel teeth are provided; a plurality of reel teeth are arranged on the reel chain at intervals; the reel wheel drives the reel chain to rotate, so that reel teeth which are arranged at two sides of the harvesting channel and close to the harvesting channel are driven by the reel chain to move backwards and are used for shifting sunflower stalks backwards;
the stem pulling device comprises: a stalk-pulling roller; the stalk-pulling roller is rotatably arranged on the frame and is driven to rotate; preferably, both ends of the stalk-pulling roll are connected with the frame through bearings. The stalk pulling roller is positioned below the reel chain; two stalk-pulling rollers are arranged on one row group; the two stalk-pulling rollers are respectively arranged at two sides of the harvesting channel and are parallel to each other; the two stalk-pulling rollers rotate in opposite directions and are used for pulling and cutting the sunflower stalks between the two stalk-pulling rollers downwards;
the stem drawing roller is sequentially provided with a leading-in section, a stem drawing section and a cutting section from front to back; can reduce the feeding amount of the stalks and prevent blockage.
the outer wall of the leading-in sections is of a spiral cone structure, and the two leading-in sections rotate relatively and are used for receiving the stalks guided by the grain divider and further guiding the stalks in the harvesting channel;
a raised strip structure is fixedly arranged on the outer wall of the stem pulling section; the strip structure is arranged along the axial direction of the stalk-pulling roller; the strip structure is multiple; the plurality of strip structures are arranged at intervals along the circumferential direction of the stalk-pulling roller, and the stalk-pulling sections rotate to pull down the stalks; when the two stalk-pulling rollers rotate relatively, the strip structures on the two stalk-pulling rollers correspondingly extrude the sunflower stalks between the two stalk-pulling rollers and pull the sunflower stalks downwards along with the rotation of the stalk-pulling rollers.
the outer wall of the cutting section is fixedly provided with a raised cutting edge; the cutting edge is arranged along the axial direction of the stalk-pulling roller; the number of the cutting edges is multiple; the plurality of blades are arranged at intervals along the circumferential direction of the stalk-pulling roller; the cutting end rotates to pull the stems downwards and cut the stems to cut off the sunflower stems so as to separate the sunflower stems from the sunflower discs.
The sunflower disc scion device is arranged on the frame and distributed on two sides of the harvesting channel; sunflower dish scion device includes: the scion wheel, the conveyer belt and the sunflower disc scion plate; the scion wheel can be rotatably arranged on the frame; the scion wheel is connected with the frame through a bearing; in the embodiment, the scion wheel is preferably a chain wheel; of course, a pulley is not excluded. At least two scion wheels are provided; the two scion wheels are arranged in front and back; the conveyer belt is arranged on the scion wheel and driven by the scion wheel to rotate; the conveying belt is positioned above the reel chain; a driving plate component is fixedly arranged on the conveying belt; the dial component is multiple; a plurality of dial members are arranged on the conveying belt at intervals; in this embodiment, 3 to 4 scion wheels are preferred, so that the conveyer belt can be tensioned and guided to a proper position. A protective cover is arranged above the sunflower disc scion device and fixedly locked on the rack.
the sunflower disc ear-catching plate is arranged on the rack and is positioned below the driving plate component so as to support the sunflower disc when the stalk-pulling roller pulls the sunflower stalk; an elastic component is arranged between the sunflower disc scion plate and the rack, so that when the sunflower disc scion plate is pressed downwards by the sunflower disc, the sunflower disc scion plate moves downwards, and rebounds after the pressure disappears; can buffer and absorb shock, lightens the impact between the sunflower plate and the sunflower plate ear-catching plate and reduces seed loss. The sunflower disc is arranged above the sunflower disc ear-catching plate, and the stems are cut off by the stem-pulling roller, so that the stems are separated from the sunflower disc.
the conveyer belt drives the driving plate component to rotate and is used for conveying the sunflower plates and the seeds on the sunflower plate scion plate backwards; the conveying auger is arranged on the rack, is positioned behind the sunflower disk spike receiving plate and is used for receiving and conveying the materials conveyed by the conveying belt.
the sunflower harvesting header provided by one embodiment of the invention can reduce the loss of seeds in the sunflower harvesting process, reduce the phenomenon of missing discs and falling discs and improve the efficiency of oil sunflower harvesting.
As the optimization of the above embodiment, the frame is further provided with a grain collecting mechanism; the seed collecting mechanism is positioned at two sides of the harvesting channel; seed grain collection mechanism includes: a collection trough and a collection plate; the collecting tank is fixedly arranged on the frame; preferably by welding. The collecting vat sets up along the extending direction who reaps the passageway to when having sunflower seeds to drop on the sunflower dish connects the ear plate, can collect along the way. The collecting plate is fixedly arranged on the rack and is positioned below the sunflower disc ear receiving plate; the collecting plate is obliquely arranged towards the collecting tank and used for guiding the seeds on the collecting plate into the collecting tank;
the collecting tank is provided with an unloading port for unloading the sunflower seeds collected on the collecting tank. The unloading port is provided with an opening and closing member for selectively opening or closing the unloading port. Closing when collecting the sunflower seeds; it is opened when the sunflower seeds need to be unloaded. Can reduce the waste of the sunflower seeds to a great extent and increase the benefits of farmers.
Further preferably, a sealing strip brush is fixedly arranged on the collecting plate; the sealing strip brush extends towards the centre line of the harvesting channel to prevent the seeds from falling. The sealing strip brushes on the two sides of the harvesting channel are mutually crossed to prevent the sunflower seeds from falling off when the sunflower stalks pass through. Preferably, the sealing strip brush is fixed to the end of the collecting plate near the center of the harvesting channel.
as a preference of the above embodiment, the reel is provided on the front support through a bearing housing; the bearing seat is slidably arranged on the front support; so as to adjust the relative position of the reel through the bearing seat; the front supporting piece is provided with a tensioning mechanism; one end of the tensioning mechanism is hinged with the front supporting piece, and the other end of the tensioning mechanism is hinged with the bearing seat; the bearing seat is applied with thrust by the tensioning mechanism and is used for tensioning the reel chain. Preferably the tensioning mechanism is a compression spring.
As the optimization of the embodiment, the rotating shafts of the reel wheels on the frame are parallel to each other; the plane where the standing grain pulling chain on the front supporting piece is located and the plane where the standing grain pulling chain on the rack are located have a preset included angle; the predetermined included angle is 5-25 degrees. The sunflower stalks are picked backwards by a seedling pulling chain at the front end of the frame; in the middle of the rack, the reel chain can obliquely and upwards pick stalks along the sunflower head scion plate, so that the sunflower heads can be conveniently transported and collected backwards.
Preferably, the inner side of the reel chain on the front supporting piece is gradually close to the center of the harvesting channel from front to back; the reel chains on two sides of the harvesting channel are symmetrically arranged, so that when sunflower stems enter the harvesting channel, the sunflower stems can be guided to be concentrated towards the center of the harvesting channel, and sunflower discs and stems can be conveniently collected and cut.
preferably, the drive plate member is attached to the sunflower head heading plate when the drive plate member moves above the sunflower head heading plate, so as to prevent sunflower seeds from being left; the distance between the end part of the driving plate component above the sunflower disc scion plate and the center line of the harvesting channel is not larger than the distance between the inner end surface of the sunflower disc scion plate and the center line of the harvesting channel, so that the driving plate component can cover the width of the sunflower disc scion plate and completely convey materials on the sunflower disc scion plate.
preferably, the length of the stalk-pulling section is longer than that of the introduction section and the length of the stalk-pulling section is longer than that of the cutting section, so that a longer stalk-pulling distance is provided and the sunflower stalks can be completely pulled out.
As a preference of the above embodiment, the number of strip structures is the same as the number of blades; the cutting edge is arranged in the extending direction of the strip structure and is positioned on the same plane with the strip structure; the front end part of the cutting edge is connected with the rear end part of the strip structure, so that the strip structures on the two stalk-pulling rollers can relatively and correspondingly extrude and pull down stalks when the stalk-pulling rollers rotate; the cutting edges can correspondingly cut the stalks and are convenient for processing and manufacturing the stalk-pulling roller.
Preferably, the weed picking knife is fixedly arranged on the frame and positioned at one side of the stalk-pulling roll and is used for picking weeds wound on the stalk-pulling roll and preventing the weeds from blocking the stalk-pulling roll. The grass removing knife is arranged at the lower end of the collecting tank.
As a preference of the above embodiment, the front support is rotatably provided on the frame; the adjusting component is arranged between the front supporting piece and the frame and used for pushing the reel on the front supporting piece to a preset position; so that the openings at the two sides of the harvesting channel can be adjusted and changed according to the number or the position of the sunflower stems under the action of the elastic adjusting component.
The sunflower harvesting header provided by one embodiment of the invention is hung on a main machine of a sunflower harvester, and the main machine moves forward in a sunflower field to harvest a sunflower disc; the sunflower harvesting header provided by one embodiment of the invention adopts a double-layer poking and conveying structure, and the upper-layer sunflower disc scion device is responsible for poking and conveying sunflower discs backwards and dropping seeds; lower floor's standing grain feeding device is responsible for shifting grain backward, and adopts sunflower dish scion device and seed grain collection mechanism to carry out sunflower dish and seed grain collection, and the double-deck seed grain collection structure that drops avoids falling to the ground seed grain loss.
Further still, although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, with such terms being used only to distinguish one element from another. Without departing from the scope of the exemplary embodiments. Similarly, the terms first, second, etc. do not denote any order or order, but rather the terms first, second, etc. are used to distinguish one element from another. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
the above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.
Claims (10)
1. a sunflower harvesting header is characterized by comprising a rack, a divider, a reel feeding device, a stem pulling device, a sunflower head scion device and a conveying screw conveyer;
one or more row groups are arranged on the rack and used for harvesting corresponding to the sunflower planting rows; the middle part of each row group is a harvesting channel of sunflower stalks;
The grain divider is arranged at the front end of the rack, is positioned at two sides of the harvesting channel and is used for supporting and separating sunflower stalks;
The reel feeding devices are arranged on the rack, are arranged on two sides of the harvesting channel and are used for shifting sunflower stalks to move backwards;
the reel feeding device comprises: a front supporting piece, a reel and a reel chain;
The front supporting piece is arranged on the frame;
A plurality of reel wheels are provided; the reel wheels are rotatably arranged on the frame; at least one reel is rotatably arranged on the front supporting piece;
The reel chain is arranged on the reel wheel and driven by the reel wheel to rotate; the reel chain is provided with reel teeth; a plurality of reel teeth are arranged; the plurality of the reel teeth are arranged on the reel chain at intervals;
The reel teeth which are arranged at two sides of the harvesting channel and close to the harvesting channel are driven by the reel chain to move backwards and are used for shifting sunflower stalks backwards;
The stem pulling device comprises: a stalk-pulling roller; the stem drawing roller is rotatably arranged on the frame and is driven to rotate; the stem pulling roller is positioned below the reel chain; the number of the stalk-pulling rollers is two; the two stalk-pulling rollers are respectively arranged on two sides of the harvesting channel and are parallel to each other; the two stalk-pulling rollers rotate in opposite directions and are used for pulling and cutting the sunflower stalks between the two stalk-pulling rollers downwards;
the stem drawing roller is sequentially provided with a leading-in section, a stem drawing section and a cutting section from front to back; the outer wall of the leading-in sections is of a spiral cone structure, and the two leading-in sections rotate relatively and are used for leading in the stalks;
a raised strip structure is fixedly arranged on the outer wall of the stem pulling section; the strip structure is arranged along the axial direction of the stalk-pulling roller; the strip structure is multiple; the strip structures are arranged at intervals along the circumferential direction of the stalk pulling roller, and the stalk pulling sections rotate to pull down stalks;
the outer wall of the cutting section is fixedly provided with a raised cutting edge; the cutting edge is arranged along the axial direction of the stalk-pulling roller; the number of the cutting edges is multiple; the plurality of cutting edges are arranged at intervals along the circumferential direction of the stalk-pulling roller; the cutting end rotates and is used for pulling down the stalks and cutting the stalks;
the sunflower disc scion device is arranged on the rack and distributed on two sides of the harvesting channel;
The sunflower dish scion device includes: the scion wheel, the conveyer belt and the sunflower disc scion plate;
The scion wheel can be rotatably arranged on the rack; at least two grafting wheels are arranged; the two scion wheels are arranged in front and back; the conveying belt is arranged on the scion wheel and driven by the scion wheel to rotate; the conveying belt is positioned above the reel chain;
A driving plate component is fixedly arranged on the conveying belt; the dial component is multiple; a plurality of the dial members are arranged on the conveyor belt at intervals;
the sunflower disc ear-catching plate is arranged on the rack and is positioned below the driving plate component so as to support the sunflower disc when the stem-pulling roller pulls the sunflower stem; an elastic component is arranged between the sunflower disc scion plate and the rack, so that when the sunflower disc scion plate is pressed downwards by a sunflower disc, the sunflower disc scion plate moves downwards, and rebounds after the pressure disappears;
the conveyer belt drives the driving plate component to rotate and is used for conveying the sunflower plates and the seeds on the sunflower plate scion plate;
The conveying auger is arranged on the rack and used for receiving and conveying the materials conveyed by the conveying belt.
2. A sunflower harvesting header according to claim 1,
the frame is also provided with a seed collecting mechanism; the seed collecting mechanism is positioned on two sides of the harvesting channel;
seed grain collection mechanism includes: a collection trough and a collection plate;
the collecting tank is fixedly arranged on the rack; the collecting groove is arranged along the extending direction of the harvesting channel;
The collecting plate is fixedly arranged on the rack and is positioned below the sunflower disc ear receiving plate; the collecting plate is obliquely arranged towards the collecting tank and is used for guiding the seeds on the collecting plate into the collecting tank;
the collecting tank is provided with an unloading port; the unloading port is provided with an opening and closing member for selectively opening or closing the unloading port.
3. a sunflower harvesting header according to claim 2,
A sealing strip brush is fixedly arranged on the collecting plate; the sealing strip brush extends towards the centre line of the harvesting channel to prevent seeds from falling.
4. A sunflower harvesting header according to claim 1,
the reel is arranged on the front supporting piece through a bearing seat; the bearing seat is slidably arranged on the front support;
the front supporting piece is provided with a tensioning mechanism; one end of the tensioning mechanism is hinged with the front supporting piece, and the other end of the tensioning mechanism is hinged with the bearing seat; the bearing seat is applied with thrust by the tensioning mechanism and is used for tensioning the reel chain.
5. a sunflower harvesting header according to claim 4,
The rotating shafts of the reel wheels on the rack are parallel to each other;
The plane where the reel chains on the front supporting piece are located and the plane where the reel chains on the rack are located have a preset included angle;
the predetermined included angle is 5-25 degrees.
6. A sunflower harvesting header according to claim 5,
the inner side of the reel chain on the front supporting piece is gradually close to the center of the harvesting channel from front to back; the reel chains on the two sides of the harvesting channel are symmetrically arranged.
7. a sunflower harvesting header according to claim 1,
when the driving plate component moves above the sunflower plate ear-catching plate, the driving plate component is attached to the sunflower plate ear-catching plate;
the distance between the end part of the driving plate component above the sunflower disc scion plate and the center line of the harvesting channel is not more than the distance between the inner end surface of the sunflower disc scion plate and the center line of the harvesting channel.
8. a sunflower harvesting header according to claim 1,
the stem pulling section is longer than the leading-in section;
the stem pulling section is longer than the cutting section.
9. a sunflower harvesting header according to claim 8,
the number of the strip structures is the same as that of the cutting edges;
the cutting edge is arranged in the extending direction of the strip structure and is positioned on the same plane with the strip structure;
The front end of the blade is connected to the rear end of the strip structure.
10. a sunflower harvesting header according to claim 1,
the weed picking knife is fixedly arranged on the rack, is positioned on one side of the stalk-pulling roller and is used for picking weeds wound on the stalk-pulling roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910980806.4A CN110574544B (en) | 2019-10-16 | 2019-10-16 | Sunflower harvesting header |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910980806.4A CN110574544B (en) | 2019-10-16 | 2019-10-16 | Sunflower harvesting header |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110574544A true CN110574544A (en) | 2019-12-17 |
| CN110574544B CN110574544B (en) | 2024-05-07 |
Family
ID=68814800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910980806.4A Active CN110574544B (en) | 2019-10-16 | 2019-10-16 | Sunflower harvesting header |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110574544B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111418345A (en) * | 2020-05-27 | 2020-07-17 | 新疆天研种子机械工程技术研究中心（有限公司） | Header for harvesting peppers |
| CN111615927A (en) * | 2020-06-15 | 2020-09-04 | 陈佳璇 | Harvesting device for corm flower horticultural crops |
| CN112106519A (en) * | 2020-09-21 | 2020-12-22 | 农业农村部南京农业机械化研究所 | Castor harvesting platform for castor harvesting machine |
| CN112136486A (en) * | 2020-09-28 | 2020-12-29 | 湖南新汇制药股份有限公司 | Evodia rutaecarpa harvesting method and device |
| CN113439536A (en) * | 2021-08-20 | 2021-09-28 | 范青安 | Sunflower plug-in machine |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03206815A (en) * | 1990-01-08 | 1991-09-10 | Kubota Corp | Reaping section structure of all stem charging type combine |
| JP2012044917A (en) * | 2010-08-26 | 2012-03-08 | Iseki & Co Ltd | Verdure harvester |
| US20150271999A1 (en) * | 2014-03-25 | 2015-10-01 | Macdon Industries Ltd. | Controlling Cutting Height and Angle of a Combine Header |
| CN205727113U (en) * | 2016-01-29 | 2016-11-30 | 山东五征集团有限公司 | Maize harvesting machine big ridge header device |
| CN106804204A (en) * | 2017-03-24 | 2017-06-09 | 托克托县宏昌机械制造有限公司 | The ceding of Taiwan and harvester |
| CN207665529U (en) * | 2017-12-30 | 2018-07-31 | 石家庄金箭机械设备制造有限公司 | Sunflower cutting bench for harvesting and harvester |
| CN108934430A (en) * | 2018-07-09 | 2018-12-07 | 山东农业大学 | With pressure pulldown function sunflower header |
| CN208549268U (en) * | 2018-08-02 | 2019-03-01 | 新疆农业大学 | It eats certain herbaceous plants with big flowers and picks up the ceding of Taiwan |
| CN210868798U (en) * | 2019-10-16 | 2020-06-30 | 新疆农业大学 | Sunflower harvesting header |
-
2019
- 2019-10-16 CN CN201910980806.4A patent/CN110574544B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03206815A (en) * | 1990-01-08 | 1991-09-10 | Kubota Corp | Reaping section structure of all stem charging type combine |
| JP2012044917A (en) * | 2010-08-26 | 2012-03-08 | Iseki & Co Ltd | Verdure harvester |
| US20150271999A1 (en) * | 2014-03-25 | 2015-10-01 | Macdon Industries Ltd. | Controlling Cutting Height and Angle of a Combine Header |
| CN205727113U (en) * | 2016-01-29 | 2016-11-30 | 山东五征集团有限公司 | Maize harvesting machine big ridge header device |
| CN106804204A (en) * | 2017-03-24 | 2017-06-09 | 托克托县宏昌机械制造有限公司 | The ceding of Taiwan and harvester |
| CN207665529U (en) * | 2017-12-30 | 2018-07-31 | 石家庄金箭机械设备制造有限公司 | Sunflower cutting bench for harvesting and harvester |
| CN108934430A (en) * | 2018-07-09 | 2018-12-07 | 山东农业大学 | With pressure pulldown function sunflower header |
| CN208549268U (en) * | 2018-08-02 | 2019-03-01 | 新疆农业大学 | It eats certain herbaceous plants with big flowers and picks up the ceding of Taiwan |
| CN210868798U (en) * | 2019-10-16 | 2020-06-30 | 新疆农业大学 | Sunflower harvesting header |
Non-Patent Citations (1)
| Title |
|---|
| 袁茂强等: "多圆盘割刀斜向布置收割台的研究", 企业技术开发, vol. 34, no. 07, 31 March 2015 (2015-03-31), pages 1 - 4 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111418345A (en) * | 2020-05-27 | 2020-07-17 | 新疆天研种子机械工程技术研究中心（有限公司） | Header for harvesting peppers |
| CN111418345B (en) * | 2020-05-27 | 2024-04-26 | 新疆天研种子机械工程技术研究中心（有限公司） | Header for harvesting peppers |
| CN111615927A (en) * | 2020-06-15 | 2020-09-04 | 陈佳璇 | Harvesting device for corm flower horticultural crops |
| CN112106519A (en) * | 2020-09-21 | 2020-12-22 | 农业农村部南京农业机械化研究所 | Castor harvesting platform for castor harvesting machine |
| CN112136486A (en) * | 2020-09-28 | 2020-12-29 | 湖南新汇制药股份有限公司 | Evodia rutaecarpa harvesting method and device |
| CN112136486B (en) * | 2020-09-28 | 2023-05-16 | 湖南新汇制药股份有限公司 | Evodia rutaecarpa harvesting method and device |
| CN113439536A (en) * | 2021-08-20 | 2021-09-28 | 范青安 | Sunflower plug-in machine |
| CN113439536B (en) * | 2021-08-20 | 2024-05-07 | 范青安 | Sunflower disc inserting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110574544B (en) | 2024-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110574544A (en) | Sunflower harvesting header | |
| CN107548661B (en) | Self-propelled multirow garlic combine | |
| MXPA04012120A (en) | Method and apparatus to reduce stalk shear. | |
| CN107969214B (en) | Chrysanthemum harvesting machine and chrysanthemum harvesting method | |
| CN210868798U (en) | Sunflower harvesting header | |
| CN213548404U (en) | Five-row longitudinally-arranged ear-stalk harvesting corn harvester header | |
| CN112205159A (en) | Five-row longitudinally-arranged ear-stalk harvesting corn harvester header | |
| CN217470767U (en) | A dual system harvester for banded compound planting of maize soybean | |
| CN112106518A (en) | Castor harvesting device | |
| CN106612934B (en) | P-type differential corn harvester header with both ears and stems | |
| CN111758378A (en) | Sunflower seed harvester | |
| US3651624A (en) | Cotton harvester | |
| CN114600634A (en) | Harvesting and threshing integrated corn harvester | |
| CN212278898U (en) | Corn harvester capable of harvesting stems and ears | |
| CN110637606A (en) | Corn harvester capable of harvesting fresh corn | |
| CN114747363B (en) | Full-feeding grid type lodging corn ear picking cutting table | |
| CN214628172U (en) | Crawler-type corn harvester | |
| US4073378A (en) | Automatic tobacco harvester with improved leaf conveying system | |
| CN210226253U (en) | Non-row corn harvesting header | |
| CN209845732U (en) | Seed melon is pickup attachment and seed melon harvester for harvester | |
| CN109302884B (en) | Header for millet harvester | |
| US20190200528A1 (en) | Combine having conveyor chain slat assembly and method of harvesting crop thereof | |
| CN112020984A (en) | Crawler-type buckwheat combine harvester | |
| CN112106519A (en) | Castor harvesting platform for castor harvesting machine | |
| CN216058303U (en) | Food sunflower is threshed and is picked up header, harvester and thresher certainly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |