CN111066487A - Forced feeding header of folding corn combine harvester - Google Patents
Forced feeding header of folding corn combine harvester Download PDFInfo
- Publication number
- CN111066487A CN111066487A CN201911426447.4A CN201911426447A CN111066487A CN 111066487 A CN111066487 A CN 111066487A CN 201911426447 A CN201911426447 A CN 201911426447A CN 111066487 A CN111066487 A CN 111066487A
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- header
- folding
- hinged
- frame
- forced
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- 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
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/12—Details of combines
- A01D41/14—Mowing tables
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D45/00—Harvesting of standing crops
- A01D45/02—Harvesting of standing crops of maize, i.e. kernel harvesting
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
Abstract
A forced feeding header of a folding corn combine harvester is characterized in that a left folding header and a right folding header are hinged with overturning supports at two ends of the upper part of a middle header frame through overturning hinged supports at the inner ends of the upper parts of a left header frame and a right header frame respectively; one end of the folding oil cylinder is hinged with an oil cylinder connecting seat in the middle of the middle header frame, the other end of the folding oil cylinder is hinged with a hinge hole in the upper end of the folding arm, the lower end of the folding arm is hinged with a hinge hole in the end part of the middle header frame, one end of the connecting arm is hinged with the hinge hole in the upper end of the folding arm, and the other end of the connecting arm is hinged with hinge holes in the end parts of the left header; elastic couplings are arranged at the end parts of the input shafts of the left folding header snapping box and the right folding header snapping box and the conveying auger and the end parts of the output shafts of the middle header snapping box and the conveying auger; the front end of the stalk-pulling roller of the header of the harvester is provided with a cutting knife and a forced feeding wheel, the forced feeding wheel is arranged above the cutting knife, and the cutting knife and the forced feeding wheel share the same transmission system with a reel chain in the header of the harvester.
Description
Technical Field
The invention relates to a header of a corn harvester, in particular to a forced feeding header of a folding corn combine harvester.
Background
With the gradual circulation of rural land, large-scale efficient harvesting machinery becomes the mainstream of market demand, but because roads in rural fields are still narrow at present, and harvesting headers of large-scale corn harvesting combine harvesters are wide, the harvesting headers need to be picked off firstly during field transition, the harvesting header needs to be pulled by the harvesting machine to walk, the harvesting can be started after the harvesting header arrives at a harvesting place and is hung and connected again, the labor and the time are wasted, and the operation is quite troublesome. Especially, the forced feeding system brings difficulty to the folding of the header.
Disclosure of Invention
The invention aims to overcome the defects and provides a forced feeding header of a folding type corn combine harvester, which mainly comprises a left folding header (1), a middle header (2), a folding mechanism (3) and a right folding header (4), and is characterized in that: the left folding header (1) and the right folding header (4) are arranged at the left side and the right side of the middle header (2) and are respectively hinged with overturning supports (22) at the two ends of the upper part of the middle header frame through overturning hinged supports (19) at the inner ends of the upper parts of the left header frame and the right header frame; the folding mechanism (3) mainly comprises a folding oil cylinder (31), a folding arm (32) and a connecting arm (33), one end of the folding oil cylinder (31) is hinged with an oil cylinder connecting seat (24) in the middle of the middle header frame (21), the other end of the folding oil cylinder is hinged with a hinge hole in the upper end of the folding arm (32), the lower end of the folding arm (32) is hinged with a hinge hole in the end part of the middle header frame (21), one end of the connecting arm (33) is hinged with a hinge hole in the upper end of the folding arm (32), and the other end of the connecting arm is hinged with hinge holes in the end parts of the; positioning pins (17) are arranged on the joint end surfaces of the left header frame and the right header frame and the middle header frame (21), and positioning sleeves (28) are also arranged at the corresponding positions on the joint end surfaces of the two ends of the middle header frame (21) and the left header frame and the right header frame; elastic couplings (16) are arranged at the end parts of the input shafts of the ear picking box and the conveying auger of the left folding header (1) and the right folding header (4) and the end parts of the output shafts of the ear picking box and the conveying auger of the middle header (2), the elastic couplings (16) mainly comprise telescopic flanges (161) and compression springs (162), the telescopic flanges (161) are connected with the input shafts and the output shafts through splines, the telescopic flanges (161) can slide left and right on the input shafts and the output shafts, the compression springs (162) are arranged on the inner sides of the telescopic flanges (161), and bosses and grooves are arranged on the outer end faces of the telescopic flanges (161); a cutting knife (15) and a forced feeding wheel (14) are arranged at the front end of a stalk pulling roller of a header of the harvester, the forced feeding wheel (14) is arranged above the cutting knife (15), and the cutting knife (15) and the forced feeding wheel (14) share the same transmission system with a reel chain in the header of the harvester.
The invention has the following positive effects: through the mechanism, the corn harvester header can be quickly folded and unfolded, the complex intermediate link that the header needs to be picked off firstly when a large-scale corn harvesting combined harvester is transferred, the harvester pulls the header to walk, and the harvesting can be started after the header arrives at a harvesting place and is hung and connected again is omitted, labor and time are saved, and the corn harvester header is quick and efficient.
Drawings
The invention will be further described with reference to examples in the drawings to which:
fig. 1 is a schematic structural diagram of the folding corn combine harvester when the forced feeding header is unfolded.
Fig. 2 is a schematic structural diagram of the folding type corn combine harvester when the forced feeding header is folded.
Fig. 3 is a schematic structural diagram of the left folding header of the present invention.
Fig. 4 is a schematic structural view of the elastic coupling in the present invention.
Fig. 5 is a schematic structural diagram of the intermediate header of the present invention.
Fig. 6 is a schematic structural view of the folding mechanism of the present invention.
FIG. 7 is a schematic view of the forced feeding wheel of the present invention in a folded state.
Detailed Description
The utility model provides a feeding header is forced to foldable maize combine, mainly includes folding header (1) in a left side, middle header (2), folding mechanism (3) and folding header (4) in the right side, and the concrete implementation mode is as follows:
1. the left folding header (1) and the right folding header (4) are arranged at the left side and the right side of the middle header (2) and are respectively hinged with overturning supports (22) at the two ends of the upper part of the middle header frame through overturning hinged supports (19) at the inner ends of the upper parts of the left header frame and the right header frame; folding mechanism (3) are mainly including folding hydro-cylinder (31), folding arm (32), linking arm (33), the one end of folding hydro-cylinder (31) is articulated with hydro-cylinder connecting seat (24) at middle header frame (21) middle part, the other end is articulated with the hinge hole of folding arm (32) upper end, the lower extreme of folding arm (32) is articulated with the hinge hole of middle header frame (21) tip, the one end of linking arm (33) is articulated with the hinge hole of folding arm (32) upper end, the other end is articulated with the hinge hole of left and right header frame tip. During transition, the folding oil cylinder (31) retracts inwards and drives the left folding header (1) and the right folding header (4) to inwards turn and fold around a hinge point on the turning support (22) through the folding arm (32) and the connecting arm (33) (see figure 2), so that the outer width of the harvesting header is effectively shortened, and the harvester is ensured to conveniently and safely walk on a road. During harvesting, the folding oil cylinder (31) extends outwards and drives the left folding header (1) and the right folding header (4) to outwards turn and open around a hinge point on the turning support (22) (see figure 1) through the folding arm (32) and the connecting arm (33), so that the harvesting width of the harvesting header is effectively increased. Positioning pins (17) are arranged on the joint end surfaces of the left header frame and the right header frame and the middle header frame (21), and positioning sleeves (28) are also arranged at the corresponding positions on the joint end surfaces of the two ends of the middle header frame (21) and the left header frame and the right header frame; the left folding cutting table (1) and the right folding cutting table (4) can be correctly jointed with the middle cutting table (2) when being unfolded through the mutual matching of the positioning pin (17) and the positioning sleeve (28). Elastic couplings (16) are arranged at the end parts of the input shafts of the ear picking box and the conveying auger of the left folding header (1) and the right folding header (4) and the output shafts of the ear picking box and the conveying auger of the middle header (2), the elastic couplings (16) mainly comprise telescopic flanges (161) and compression springs (162), the telescopic flanges (161) are connected with the input shafts and the output shafts through splines, the telescopic flanges (161) can slide left and right on the input shafts and the output shafts, the compression springs (162) are arranged on the inner sides of the telescopic flanges (161), and bosses and grooves (see fig. 3 and 4) are arranged on the outer end faces of the telescopic flanges (161); when the left folding header (1) and the right folding header (4) are outwards turned and opened for harvesting operation, bosses and grooves on the outer end faces of the input shaft and the output shaft shrinkage flanges which are in matched transmission mutually are matched to transmit power, if the bosses and the grooves on the outer end faces of the two shrinkage flanges are not completely aligned when the left folding header and the right folding header are unfolded, the shrinkage flanges (161) slide inwards to be abducted, and the compression springs (162) on the inner sides of the shrinkage flanges (161) are compressed to ensure that the left folding header and the right folding header can be smoothly and correctly jointed with the middle header (2) when the left folding header and the right folding header are unfolded; when the output shaft rotates during operation, when the boss on the flange at the outer end of the output shaft rotates to correspond to the groove on the flange at the outer end of the output shaft, the telescopic flange (161) slides outwards under the action of the compression spring (162), and the boss and the groove on the two flanges are matched with each other to transmit power. A cutting knife (15) and a forced feeding wheel (14) are arranged at the front end of a stalk pulling roller of a header of the harvester, the forced feeding wheel (14) is arranged above the cutting knife (15), and the cutting knife (15) and the forced feeding wheel (14) share the same transmission system with a reel chain in the header of the harvester (see fig. 1, 3 and 5); the ear picking box drives a cutting-off tool (15) and a forced feeding wheel (14) to rotate through a reel chain, the forced feeding wheel (14) firstly supports the corn straws, the cutting-off tool (15) cuts off the corn straws from the roots, and then the forced feeding wheel (14) forcibly feeds the corn straws into working channels of two ear picking rollers to carry out ear picking operation.
2. The forced feeding header of the folding corn combine harvester is characterized in that in order to further reduce the space size of the header in a folding state, a forced feeding wheel (14) can be made to be foldable, the folding angle position is adjustable in multiple stages, the lower end of a supporting pipe of the forced feeding wheel (14) is hinged to a supporting point at the front end of a supporting frame (20), a supporting rod (13) is installed behind the forced feeding wheel (14), the supporting rod (13) can be in a folding supporting rod, a telescopic supporting rod, an adjusting screw rod, an oil cylinder, an air spring and other structural forms, the lower end of the supporting rod (13) is hinged to the supporting point at the rear end of the supporting frame (20), and the upper end of the supporting rod (13) is hinged to a hinged point at the upper end of the supporting pipe of the forced feeding wheel (14) (. When the folding is needed, the supporting rod (13) is folded or shortened, the feeding wheel (14) is forced to rotate and fold backwards and downwards around the supporting point at the front end of the supporting frame (20) (see figure 7), thereby further reduce the space size of header under fold condition, bracing piece (13) expand or extend when needing the operation, force feed wheel (14) upwards rotate around the strong point of support frame (20) front end and expand (see fig. 3, fig. 5), also can be at bracing piece (13), the upper end of forcing feed wheel (14) stay tube is equipped with a plurality of regulation hole, the regulation hole both can be established on bracing piece (13) and forcing feed wheel (14) stay tube one of them, also can both establish simultaneously, bracing piece (13) and forcing feed wheel (14) stay tube are connected through different regulation holes, realize forcing feed wheel (14) folding angle and the multistage adjustable of position.
3. The forced feeding header of the folding corn combine harvester is characterized in that an elastic coupling (16) is arranged at the end part of only one of an input shaft in a left folding header (1) and an output shaft in a right folding header (4) and an output shaft in a middle header (2) which are in matched transmission, and a flange is directly and fixedly arranged at the end part of the other shaft and cannot slide left and right on the shaft. The elastic coupling (16) can be arranged at the end part of an output shaft in the middle cutting table (2) or at the end part of an input shaft in the left and right folding cutting tables. When the elastic coupling (16) is arranged at the end part of the output shaft in the middle header (2), the telescopic flanges at the end parts of the input shaft in the left and right folding headers are fixedly arranged at the shaft ends, if the bosses and the grooves on the outer end surfaces of the two flanges do not completely correspond when the two flanges are unfolded, the telescopic flanges (161) at the end parts of the output shaft in the middle header (2) slide inwards to give way, and the compression springs (162) at the inner sides of the telescopic flanges (161) at the end parts of the output shaft in the middle header (2) are compressed, so that the left and right folding headers can be smoothly and correctly jointed with the middle header (2) when the two folding headers; when the output shaft rotates along with the rotation of the output shaft during operation, when the boss on the flange at the outer end of the output shaft rotates to correspond to the groove on the flange at the outer end of the input shaft, the telescopic flange (161) at the end part of the output shaft in the middle cutting table (2) slides outwards under the action of the compression spring (162), and the boss and the groove on the two flanges are matched with each other to transmit power. When the elastic coupling (16) is arranged at the end parts of the input shafts in the left and right folding cutting tables, the telescopic flanges at the end parts of the output shafts in the middle cutting table (2) are fixedly arranged at the shaft ends, if the bosses and the grooves on the outer end surfaces of the two flanges do not completely correspond when the cutting tables are unfolded, the telescopic flanges (161) at the end parts of the input shafts in the left and right folding cutting tables slide inwards to give way, and the compression springs (162) at the inner sides of the telescopic flanges (161) at the end parts of the input shafts in the left and right folding cutting tables are compressed to ensure that the left and right folding cutting tables can be smoothly and correctly jointed with the middle cutting; when the output shaft rotates during operation, when the lug bosses on the outer end flanges of the output shaft rotate to correspond to the grooves on the outer end flanges of the input shaft, the telescopic flanges (161) at the end parts of the input shaft in the left and right folding cutting tables slide outwards under the action of the compression springs (162), and the lug bosses and the grooves on the two flanges are matched with each other to transmit power.
4. The forced feeding header of the folding corn combine harvester can also be omitted from one of the left folding header (1) and the right folding header (4) according to different requirements, and only the folding header on one side is reserved.
5. The forced feeding header of the folding corn combine harvester aims to solve the problem that wide harvested corn straws are smashed and returned to the field, a chopping roller cutter can be arranged below each group of stalk-pulling rollers of the header of the harvester, and the corn straws pulled by the stalk-pulling rollers are directly returned to the field after being chopped by the chopping roller cutters.
Claims (9)
1. The utility model provides a feeding header is forced to foldable maize combine, it is mainly including folding header (1) in a left side, middle header (2), folding mechanism (3) and folding header (4) in the right side, its characterized in that: the left folding header (1) and the right folding header (4) are arranged at the left side and the right side of the middle header (2) and are respectively hinged with overturning supports (22) at the two ends of the upper part of the middle header frame through overturning hinged supports (19) at the inner ends of the upper parts of the left header frame and the right header frame; the folding mechanism (3) mainly comprises a folding oil cylinder (31), a folding arm (32) and a connecting arm (33), one end of the folding oil cylinder (31) is hinged with an oil cylinder connecting seat (24) in the middle of the middle header frame (21), the other end of the folding oil cylinder is hinged with a hinge hole in the upper end of the folding arm (32), the lower end of the folding arm (32) is hinged with a hinge hole in the end part of the middle header frame (21), one end of the connecting arm (33) is hinged with a hinge hole in the upper end of the folding arm (32), and the other end of the connecting arm is hinged with hinge holes in the end parts of the; positioning pins (17) are arranged on the joint end surfaces of the left header frame and the right header frame and the middle header frame (21), and positioning sleeves (28) are also arranged at the corresponding positions on the joint end surfaces of the two ends of the middle header frame (21) and the left header frame and the right header frame; elastic couplings (16) are arranged at the end parts of the input shafts of the ear picking box and the conveying auger of the left folding header (1) and the right folding header (4) and the end parts of the output shafts of the ear picking box and the conveying auger of the middle header (2), the elastic couplings (16) mainly comprise telescopic flanges (161) and compression springs (162), the telescopic flanges (161) are connected with the input shafts and the output shafts through splines, the telescopic flanges (161) can slide left and right on the input shafts and the output shafts, the compression springs (162) are arranged on the inner sides of the telescopic flanges (161), and bosses and grooves are arranged on the outer end faces of the telescopic flanges (161); a cutting knife (15) and a forced feeding wheel (14) are arranged at the front end of a stalk pulling roller of a header of the harvester, the forced feeding wheel (14) is arranged above the cutting knife (15), and the cutting knife (15) and the forced feeding wheel (14) share the same transmission system with a reel chain in the header of the harvester.
2. The forced-feed header of the foldable corn combine harvester according to claim 1, characterized in that: the forced feeding wheel (14) can be folded, the lower end of a supporting pipe of the forced feeding wheel (14) is hinged with a supporting point at the front end of the supporting frame (20), a supporting rod (13) is installed behind the forced feeding wheel (14), the lower end of the supporting rod is hinged with the supporting point at the rear end of the supporting frame (20), and the upper end of the supporting rod (13) is hinged with a hinged point at the upper end of the supporting pipe of the forced feeding wheel (14).
3. The forced-feed header of a foldable corn combine harvester according to claim 2, characterized in that: a plurality of adjusting holes are arranged at the upper ends of the supporting rod (13) and the supporting tube of the forced feeding wheel (14).
4. A forced feeding header of a folding corn combine according to any one of claims 1 to 3, characterized in that: aiming at the input shafts in the left folding header (1) and the right folding header (4) and the output shaft in the middle header (2) which are in matched transmission, an elastic coupling (16) is arranged at the end part of only one of the input shafts and the output shaft, and a telescopic flange (161) is directly and fixedly arranged at the end part of the other shaft.
5. A forced feeding header of a folding corn combine according to any one of claims 1 to 3, characterized in that: one of the left folding header (1) and the right folding header (4) is cancelled, and only the folding header on one side is reserved.
6. The forced-feed header of the foldable corn combine harvester according to claim 4, characterized in that: one of the left folding header (1) and the right folding header (4) is cancelled, and only the folding header on one side is reserved.
7. The forced feeding header of the foldable corn combine harvester according to any one of the claims 1, 2, 3 and 6, characterized in that: a chopping roller knife is arranged below each group of stalk-pulling rollers on the harvester header.
8. The forced-feed header of the foldable corn combine harvester according to claim 4, characterized in that: a chopping roller knife is arranged below each group of stalk-pulling rollers on the harvester header.
9. The forced-feed header of a foldable corn combine harvester according to claim 5, characterized in that: a chopping roller knife is arranged below each group of stalk-pulling rollers on the harvester header.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911426447.4A CN111066487A (en) | 2019-12-24 | 2019-12-24 | Forced feeding header of folding corn combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911426447.4A CN111066487A (en) | 2019-12-24 | 2019-12-24 | Forced feeding header of folding corn combine harvester |
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| Publication Number | Publication Date |
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| CN111066487A true CN111066487A (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911426447.4A Pending CN111066487A (en) | 2019-12-24 | 2019-12-24 | Forced feeding header of folding corn combine harvester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112005695A (en) * | 2020-09-14 | 2020-12-01 | 山东巨明机械有限公司 | Garlic combine harvester |
-
2019
- 2019-12-24 CN CN201911426447.4A patent/CN111066487A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112005695A (en) * | 2020-09-14 | 2020-12-01 | 山东巨明机械有限公司 | Garlic combine harvester |
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