CN103250512B - Corn harvester and corn straw guide and support device thereof - Google Patents
Corn harvester and corn straw guide and support device thereof Download PDFInfo
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- CN103250512B CN103250512B CN201310122772.8A CN201310122772A CN103250512B CN 103250512 B CN103250512 B CN 103250512B CN 201310122772 A CN201310122772 A CN 201310122772A CN 103250512 B CN103250512 B CN 103250512B
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Abstract
The invention discloses a corn harvester and a corn straw guide and support device thereof. The guide and support device comprises a support plate which is provided with a front end protrusion, a rear end protrusion, a left protrusion and a right protrusion. Guide structures externally expanding from front to back are arranged between the front end protrusion and the left protrusion as well as between the front end protrusion and the right protrusion respectively; a pushing structure shrinking internally from front to back is arranged between the rear end of each guide structure and each of the left protrusion and the right protrusion; two straw picking mechanisms are respectively arranged on the rear sides of the two pushing structures, are in right-and-left alternative arrangement, and match with respective corresponding pushing structures to form turning passages which are connected with a corn picker in a clearance manner; and a pusher dog is arranged on each straw picking mechanism, is used for pushing corn straws to move along the turning passages and enabling the corn straws to be attached to the pushing and support structures to move. In the process of pushing the corn straws by the corresponding pusher dogs, the corn straws are constantly attached to the corresponding pushing structure to move, so that the corn straws are prevented from toppling, and conveying in standing positions of the corn straws is kept constantly.
Description
Technical field
The present invention relates to a kind of maize harvesting machine and maize straw guiding supporting device thereof.
Background technology
Corn is one of important cereal crops, be widely used as food, feed and the raw material of industry, as the maize harvesting machine of harvesting corn, its function mainly comprises harvesting, spike collecting and stalk process, according to the difference of stalk processing mode, existing maize harvesting machine is roughly divided into again two kinds of types, and a kind of type is straw chopping and returning type, and another kind of type is stalks cutting reclaiming type.Because maize straw can as silage fodder, the raw material of industry, culturing edible fungus etc., obviously be that the type that stalks cutting reclaims is applicable to the comprehensive utilization of maize straw, the work flow of this type is: first cut off from root by the ear corn stalk of vertical growth, then the ear corn stalk cut off from root is transported to ear-picking unit with the state of standing position carries out harvesting; Plantation due to maize straw is divided into row with not to row, and the space between plants of different regions is also different, the technological difficulties of this type are just how to ensure the in good order and ear-picking unit place be delivered to the state of standing position in the ceding of Taiwan of the ear corn stalk after cutting off.
As Chinese patent CN202210968 disclose a kind of for long-stalked crops not to row results guiding supporting device, this device is installed in the ceding of Taiwan of machine for crushing & recovering stalks type, it is spaced apart due to the ceding of Taiwan body of the ceding of Taiwan having left and right, for the harvesting gap entered for the maize straw cut off, this device comprises the deflector roll bearing that the ceding of Taiwan body for being installed between adjacent two harvesting gaps divides and the wheel seat that the right side ceding of Taiwan body being installed in harvesting gap, the rightmost side is divided, each deflector roll bearing is rotatably equipped with cone point taper deflector roll forward, the outer peripheral face of deflector roll is laid with helical blade, the effect of deflector roll is to rely on self to rotate and the top maize straw be pressed on its both sides conical surface is incorporated into corresponding harvesting gap location respectively.Each deflector roll bearing is rotatably equipped with vertical shaft between roller respectively, between each roller, the upper end of vertical shaft is coaxially installed with straw shift wheel between roller, between adjacent two rollers straw shift wheel without intersection and non-interference, between roller, the effect of straw shift wheel is that stirring maize straw enters corresponding harvesting gap, between each roller, vertical shaft lays respectively on the left of the axis of respective corresponding deflector roll, the corresponding harvesting gap (the harvesting gap except the rightmost side) of straw shift wheel between such roller; Wheel seat is rotatably equipped with roller edge vertical shaft, and the upper end of roller edge vertical shaft is coaxially installed with roller edge straw shift wheel; The structure of roller edge straw shift wheel is consistent with the structure of straw shift wheel between roller, its role is to stir the harvesting gap that maize straw enters the rightmost side.Gather in the crops at maize harvesting machine in the process moved ahead, helical blade rotates with taper deflector roll, and be delivered to corresponding harvesting interstitial site place by guiding the maize straw of row (or not to row), be then allocated under the effect of each straw shift wheel in corresponding harvesting gap.In this guiding supporting device, helical blade on deflector roll is transported in each harvesting gap with standing position state when can ensure that maize straw is cut off, but still there is following drawback: 1, this device is applicable to big-and-middle-sized maize harvesting machine, mainly owing to adopting deflector roll to guide conveying to maize straw, power consumption is large, the needs that the stalks cutting that cannot meet Miniature corn harvesting machine reclaims; 2, for the maize harvesting machine that stalks cutting reclaims, maize straw must be kept to carry with standing position, and this device is when maize straw guides to deflector roll rear end by deflector roll, directly be allocated in harvesting gap by straw shift wheel, stir in maize straw process at straw shift wheel, maize straw is easy to topple over, impact chopping operation.
Summary of the invention
The object of this invention is to provide a kind of be applicable to Miniature corn harvesting machine and the maize straw that can effectively prevent maize straw from toppling over guide supporting device.Present invention also offers a kind of maize harvesting machine using this device simultaneously.
Maize straw of the present invention guides supporting device to adopt following technical scheme: a kind of maize straw guides supporting device, comprise for the support plate that arrange corresponding to before and after the harvesting gap on ceding of Taiwan body, before helping plate to have, rear end protuberance and a left side, right side protuberance, to be respectively equipped with between described front end protuberance and two side protuberances and to extend out from front to back, for the guide structure that maize straw is guided backward, to be respectively equipped with between the rearward end of guide structure and two side protuberances and to inside contract from front to back, for the pushing tow structure of the maize straw pushing tow backward that directed structure caused rear end, the proceeds posterolateral of two pushing tow structures is furnished with Bo He mechanism respectively, Liang Gebo standing grain mechanism is between left and right every layout, and form with each self-corresponding pushing tow respective outer side edges the break-in passage be used for harvesting recessed bond ing, Bo He mechanism has for stirring maize straw along break-in passage, and make maize straw be attached to the pusher dog of described pushing tow support structure movement.
Described guide structure is be hinged on the pendular body helping swing on plate, left and right, described pushing tow structure by outer pushing tow Structure composing that is curved in pushing tow structure between rear end protuberance with side protuberance and guide structure rear end, that be connected all the time with interior pushing tow structure, two guide structures and help between plate and be connected to the elastic component the two being applied to the elastic force extended out.
Described guide structure is that leading section is hinged on the guide rod helped on plate, described elastic component is the extension spring being connected to guide rod leading section and helping between plate, described support plate is also installed with respectively two guide rods are carried out unidirectional spacing to prevent guide rod from continuing the stop screw extended out.
Two jointed shafts of described guide rod are between left and right every layout, described two guide rods are radial to be respectively inserted in corresponding jointed shaft, and jointed shaft screw-internal thread fit have move axially along jointed shaft, with corresponding guiding masthead press-fit to realize the lock-screw of guide rod locking positioning.
Described interior pushing tow structure is the side between rear protuberance and side protuberance.
The driving-belt that described Bo He mechanism comprises the spaced apart drive in left and right and is in transmission connection between two drives, described pusher dog sets firmly on the belt and length direction along driving-belt is uniform.
Maize harvesting machine of the present invention adopts following technical scheme: a kind of maize harvesting machine, comprise frame and be arranged on the ceding of Taiwan of frame front end, the ceding of Taiwan body of the ceding of Taiwan is provided with the guiding supporting device in the harvesting gap for being incorporated into by maize straw on it, supporting device is guided to comprise the support plate that arrange corresponding to before and after harvesting gap, before helping plate to have, rear end protuberance and a left side, right side protuberance, to be respectively equipped with between described front end protuberance and two side protuberances and to extend out from front to back, for the guide structure that maize straw is guided backward, to be respectively equipped with between the rearward end of guide structure and two side protuberances and to inside contract from front to back, for the pushing tow structure of the maize straw pushing tow backward that directed structure caused rear end, the proceeds posterolateral of two pushing tow structures is furnished with Bo He mechanism respectively, Liang Gebo standing grain mechanism is between left and right every layout, and form with each self-corresponding pushing tow respective outer side edges the break-in passage be used for harvesting recessed bond ing, Bo He mechanism has for stirring maize straw along break-in passage, and make maize straw be attached to the pusher dog of described pushing tow support structure movement.
Described guide structure is be hinged on the pendular body helping swing on plate, left and right respectively, described pushing tow structure by outer pushing tow Structure composing that is curved in pushing tow structure between rear end protuberance with side protuberance and guide structure rear end, that be connected all the time with interior pushing tow structure, two guide structures and help between plate and be connected to the elastic component the two being applied to the elastic force extended out.
Described guide structure is that leading section is hinged on the guide rod helped on plate, described elastic component is the extension spring being connected to guide rod leading section and helping between plate, described support plate is also installed with respectively two guide rods are carried out unidirectional spacing to prevent guide rod from continuing the stop screw extended out.
Two jointed shafts of described guide rod are between left and right every layout, described two guide rods are radial to be respectively inserted in corresponding jointed shaft, and jointed shaft screw-internal thread fit have move axially along jointed shaft, with corresponding guiding masthead press-fit to realize the lock-screw of guide rod locking positioning.
Described interior pushing tow structure is the side between rear protuberance and side protuberance.
The driving-belt that described Bo He mechanism comprises the spaced apart drive in left and right and is in transmission connection between two drives, described pusher dog sets firmly on the belt and length direction along driving-belt is uniform.
The maize straw of said structure is adopted to guide supporting device, the guide structure extended out from front to back is respectively equipped with owing to helping between the front end protuberance of plate and two side protuberances, and between the rearward end of guide structure and two side protuberances, be respectively equipped with the pushing tow structure inside contracted from front to back, add and define break-in passage between two pushing tow structures and corresponding Bo He mechanism: first, maize straw can guide by guide structure extend out from front to back backward, and generation break-in enters in break-in passage when crossing the rear end of guide structure, in break-in passage, because pushing tow structure is the structure inside contracted from front to back, when maize straw enters in break-in passage, maize straw is positioned at after corresponding pushing tow structure, stir in the process of maize straw at corresponding pusher dog like this, maize straw is sticked all the time and moves in the pushing tow structure of correspondence, prevent maize straw from toppling over, maize straw is made to remain standing position like this, for the cutting harvest operation of maize harvesting machine provides effective premise, secondly, to the major requirement of guide structure for extend out from front to back, and the major requirement of pushing tow structure is for inside contract from front to back, does not need load request, and therefore, the stalk being applicable to very much Miniature corn harvesting machine cuts recovery job requirements, finally, in break-in passage, because maize straw is sticked all the time in the pushing tow structure of correspondence, can ensure maize straw in good order by break-in passage, prevent clogging.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of maize harvesting machine of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of the guiding supporting device in Fig. 1;
Fig. 4 is the A portion enlarged drawing of Fig. 3;
Fig. 5 is the right view of the guiding support unit in Fig. 3;
Fig. 6 is the structural representation of the support plate in Fig. 3;
Fig. 7 is the structural representation of the guide rod in Fig. 3;
Fig. 8 is that the B-B of Fig. 4 is to cutaway view.
Embodiment
The embodiment of maize harvesting machine of the present invention: as shown in figures 1-8, comprise frame 1, the front end of frame 1 is provided with the ceding of Taiwan 2, and the ceding of Taiwan body of the ceding of Taiwan 2 is provided with the guiding supporting device corresponding with the harvesting gap on it, and this guiding supporting device helps mechanism 3 and Bo He mechanism 4 to form by guiding.
Guide and help mechanism to comprise the support plate 34 arranged corresponding to before and after harvesting gap, plate 34 is helped to be quadrangular plate, there is front end protuberance 341, rear end protuberance 344, left side protuberance 345 and right side protuberance 342, wherein front end protuberance 341 and rear end protuberance 344 are positioned in the symmetrical center line in harvesting gap, and left side protuberance 345 and right side protuberance 342 are arranged symmetrically in the both sides of harvesting gap symmetrical center line.A guide structure is respectively arranged with between front protuberance 341 and two side protuberances, guide structure is guide rod 31, two guide rods 31 are arranged in the upper and lower side of support plate 34, and extend out formation enlarging splayed structure backwards all from front to back, two guide rods 31 push up press-fit with the maize straw 5 of adjacent rows respectively in the process with complete machine reach results, and guide maize straw 5 to move to the rear end of the guide rod 31 of correspondence; There is in the rear end of two guide rods 31 interior the first curved bending section 311 respectively, the end of each first bending section 311 to be overlapped on respectively on corresponding side protuberance and to be in each self-corresponding guide rod 31 the same side helping plate 34, a pushing tow structure is form respectively between rear end protuberance 344 and the rear end of two guide rods 31, wherein, each first bending section 311 is outer pushing tow structure, and the side between rear end protuberance 344 and two side protuberances is the interior pushing tow structure 343 inside contracted from front to back.
Described Bo He mechanism 4 has two, Liang Gebo standing grain mechanism lays respectively at the proceeds posterolateral of two pushing tow structures and forms the break-in passage passed through for maize straw 5 respectively with two pushing tow respective outer side edges, the driving-belt 41 that Bo He mechanism comprises the spaced apart drive 42 in left and right and is in transmission connection between two drives 42, driving-belt 41 sets firmly and outward extending, along the uniform pusher dog 43 of driving-belt length direction.
As further optimization, two guide rods 31 are hinged on respectively by the jointed shaft 37 that its leading section is arranged to be helped on plate 34, two jointed shafts 37 rotate to be inserted into and to help on plate 34 and between left and right every layout, such two guide rods 31 are the pendular body that can swing, all there is in the front end of two guide rods 31 second bending section 312 of infolding, extension spring 32 is connected between two the second bending sections 312 and support plate 34, two extension springs 32 are in corresponding guide rod 31 the same side helping plate 34 respectively, under the effect of corresponding extension spring 32, the rear end of two guide rods 31 extends out respectively to helping the left and right sides of plate 34, like this when maize straw 5 contacts with corresponding guide rod 31, the elastic force that maize straw 5 overcomes corresponding extension spring 32 applies the active force that its rear end is inside contracted to the guide rod 31 of correspondence, thus make maize straw 5 become elastic collision with the rigid collision of guide rod 31, bending is there is to prevent maize straw 5, and when maize straw 5 crosses the rear end bending flex point of corresponding guide rod 31, guide rod 31 resets under the effect of respective extension spring 32, and maize straw 5 enters in break-in passage thus.In the present embodiment, the excessive phenomenon that resets is there is after resetting to prevent guide rod 31, fixedly be equipped with one helping the symmetrical center line position of plate 34 and distinguish the spacing stop screws 33 coordinated with two the second bending sections 312, in addition, in order to ensure the stability that guide rod 31 swings, be installed with helping the both sides up and down of plate 34 guide pad 36 be slidably matched that to lead with the first corresponding bending section 311 respectively.
As further optimization, the outer peripheral face of each jointed shaft 37 offers radial to extend, for the radial through hole that corresponding guide rod 31 passes, two guide rods 31 are inserted in each self-corresponding radial through hole respectively, one end face of simultaneously each jointed shaft 37 also offer respectively axially extended, the axial threaded hole be communicated with corresponding radial through hole, axial threaded hole screw-internal thread fit has lock-screw 35, rely on lock-screw 35 can realize the locking positioning of guide rod 31, the relative position of guide rod 31 two ends and jointed shaft can also be adjusted by lock-screw 35 simultaneously, namely the left and right span of two guide rod 31 rear ends is adjusted, to adapt to the harvest operation of the maize straw of different spacings.
During the concrete harvest operation of above-described embodiment, as shown in Figure 2, due to the splayed structure that two guide rods 31 extend out in rear end, adjacent rows maize straw 5 to be gathered in is corresponding two guide rods 31 respectively, when reaping machine moves forward, maize straw 5 first contacts with corresponding guide rod 31, and the rearward end promoting guide rod 31 overcomes the interior pendulum of active force of respective extension spring 32, until enter in corresponding break-in passage after crossing the flex point of the rear end of guide rod 31, guide rod 31 resets under the active force of extension spring 32, and the interior pendulum of guide rod 31 can prevent maize straw from bending occurring pushing up to press through in journey with guide rod 31, when maize straw 5 enters in break-in passage, its root is cut off by the cutter sweep in the ceding of Taiwan, meanwhile, under the pusher dog 43 of corresponding Bo He mechanism is stirred, maize straw 5 is attached in pushing tow structure, can prevent maize straw 5 from toppling over when being stirred by pusher dog 43 like this, and remain with standing position state by break-in passage, and in this process, maize straw 5 neatly passes through along break-in passage, thus prevent the generation of clogging.
In above-described embodiment, because guide structure adopts the pendular body swung, in order to ensure that being connected between plate is helped with guiding in guide structure rear end, pushing tow structure is by interior pushing tow structure and outer pushing tow Structure composing, in other embodiments, if do not consider, guide structure affects the rigid collision of maize straw, and guide structure also can be installed in be helped on plate; Certainly, in other embodiments, do not consider that rigid collision affects, due to the structure of the side between front end protuberance and two side protuberances also for extending out gradually from front to back, guide structure also can be the side between front end protuberance and two side protuberances, and such pushing tow structure is the side between rear end protuberance and two side protuberances.
In above-described embodiment, interior pushing tow structure is the side between rear end protuberance and two side protuberances, and this side can be plane can be also cambered surface, and certainly, in other embodiments, interior pushing tow structure also can for being connected to the propulsion arm between rear end protuberance and side protuberance.
In other embodiments, guide structure also can adopt the guided plate parallel with helping the plate face of plate, using a side in adjacent for guided plate two sides as guide surface, another side as the outer pushing tow structure of pushing tow structure.
In above-described embodiment, the effect of Bo He mechanism is to stir the maize straw entered in break-in passage, and in other embodiments, Bo He mechanism also can adopt straw shift wheel of the prior art.
In above-described embodiment, extension spring is realize the elastic component that guide rod extends out and reset, and in other embodiments, elastic component also can adopt the torsion spring be set on jointed shaft.
Maize straw of the present invention guides the embodiment of supporting device: as shown in figures 1-8, consistent with the structure of the guiding supporting device in above-described embodiment, its content does not repeat them here.
Claims (12)
1. a maize straw guides supporting device, it is characterized in that: comprise for the support plate that arrange corresponding to before and after the harvesting gap on ceding of Taiwan body, before helping plate to have, rear end protuberance and a left side, right side protuberance, to be respectively equipped with between described front end protuberance and two side protuberances and to extend out from front to back, for the guide structure that maize straw is guided backward, to be respectively equipped with between the rearward end of guide structure and two side protuberances and to inside contract from front to back, for the pushing tow structure of the maize straw pushing tow backward that directed structure caused rear end, the proceeds posterolateral of two pushing tow structures is furnished with Bo He mechanism respectively, Liang Gebo standing grain mechanism is between left and right every layout, and form with each self-corresponding pushing tow respective outer side edges the break-in passage be used for harvesting recessed bond ing, Bo He mechanism has for stirring maize straw along break-in passage, and make maize straw be attached to the pusher dog of described pushing tow support structure movement.
2. maize straw according to claim 1 guides supporting device, it is characterized in that: described guide structure is be hinged on the pendular body helping swing on plate, left and right, described pushing tow structure by outer pushing tow Structure composing that is curved in pushing tow structure between rear end protuberance with side protuberance and guide structure rear end, that be connected all the time with interior pushing tow structure, two guide structures and help between plate and be connected to the elastic component the two being applied to the elastic force extended out.
3. maize straw according to claim 2 guides supporting device, it is characterized in that: described guide structure is that leading section is hinged on the guide rod helped on plate, described elastic component is the extension spring being connected to guide rod leading section and helping between plate, described support plate is also installed with respectively two guide rods are carried out unidirectional spacing to prevent guide rod from continuing the stop screw extended out.
4. maize straw according to claim 3 guides supporting device, it is characterized in that: two jointed shafts of described guide rod are between left and right every layout, described two guide rods are radial to be respectively inserted in corresponding jointed shaft, and jointed shaft screw-internal thread fit have move axially along jointed shaft, with corresponding guiding masthead press-fit to realize the lock-screw of guide rod locking positioning.
5. the maize straw according to claim 3 or 4 guides supporting device, it is characterized in that: described interior pushing tow structure is the side between rear protuberance and side protuberance.
6. maize straw according to claim 1 guides supporting device, it is characterized in that: the driving-belt that described Bo He mechanism comprises the spaced apart drive in left and right and is in transmission connection between two drives, described pusher dog sets firmly on the belt and length direction along driving-belt is uniform.
7. a maize harvesting machine, comprise frame and be arranged on the ceding of Taiwan of frame front end, the ceding of Taiwan body of the ceding of Taiwan is provided with the guiding supporting device in the harvesting gap for being incorporated into by maize straw on it, it is characterized in that: guide supporting device to comprise the support plate that arrange corresponding to before and after harvesting gap, before helping plate to have, rear end protuberance and a left side, right side protuberance, to be respectively equipped with between described front end protuberance and two side protuberances and to extend out from front to back, for the guide structure that maize straw is guided backward, to be respectively equipped with between the rearward end of guide structure and two side protuberances and to inside contract from front to back, for the pushing tow structure of the maize straw pushing tow backward that directed structure caused rear end, the proceeds posterolateral of two pushing tow structures is furnished with Bo He mechanism respectively, Liang Gebo standing grain mechanism is between left and right every layout, and form with each self-corresponding pushing tow respective outer side edges the break-in passage be used for harvesting recessed bond ing, Bo He mechanism has for stirring maize straw along break-in passage, and make maize straw be attached to the pusher dog of described pushing tow support structure movement.
8. maize harvesting machine according to claim 7, it is characterized in that: described guide structure is be hinged on the pendular body helping swing on plate, left and right respectively, described pushing tow structure by outer pushing tow Structure composing that is curved in pushing tow structure between rear end protuberance with side protuberance and guide structure rear end, that be connected all the time with interior pushing tow structure, two guide structures and help between plate and be connected to the elastic component the two being applied to the elastic force extended out.
9. maize harvesting machine according to claim 8, it is characterized in that: described guide structure is that leading section is hinged on the guide rod helped on plate, described elastic component is the extension spring being connected to guide rod leading section and helping between plate, described support plate is also installed with respectively two guide rods are carried out unidirectional spacing to prevent guide rod from continuing the stop screw extended out.
10. maize harvesting machine according to claim 9, it is characterized in that: two jointed shafts of described guide rod are between left and right every layout, described two guide rods are radial to be respectively inserted in corresponding jointed shaft, and jointed shaft screw-internal thread fit have move axially along jointed shaft, with corresponding guiding masthead press-fit to realize the lock-screw of guide rod locking positioning.
11. maize harvesting machines according to claim 9 or 10, is characterized in that: described interior pushing tow structure is the side between rear protuberance and side protuberance.
12. maize harvesting machines according to claim 7, it is characterized in that: the driving-belt that described Bo He mechanism comprises the spaced apart drive in left and right and is in transmission connection between two drives, described pusher dog sets firmly on the belt and length direction along driving-belt is uniform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310122772.8A CN103250512B (en) | 2013-04-10 | 2013-04-10 | Corn harvester and corn straw guide and support device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310122772.8A CN103250512B (en) | 2013-04-10 | 2013-04-10 | Corn harvester and corn straw guide and support device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103250512A CN103250512A (en) | 2013-08-21 |
| CN103250512B true CN103250512B (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310122772.8A Expired - Fee Related CN103250512B (en) | 2013-04-10 | 2013-04-10 | Corn harvester and corn straw guide and support device thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103636353B (en) * | 2013-12-04 | 2015-09-09 | 黑龙江省农业机械维修研究所 | Vertical snapping bar ceding of Taiwan maize straw is laterally put to mat formation and is put |
| CN115004937B (en) * | 2022-06-01 | 2023-10-27 | 河南农业大学 | Fresh corn picking device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4041530C1 (en) * | 1990-12-22 | 1992-05-07 | Claas Ohg, 4834 Harsewinkel, De | |
| CN2840639Y (en) * | 2006-05-12 | 2006-11-29 | 齐齐哈尔和平工业（集团）有限责任公司 | Walking maize harvester |
| CN201097505Y (en) * | 2007-08-29 | 2008-08-13 | 藁城市博远农牧机械有限公司 | Secondary ear-picking foreign substance clearing device matched with combine harvester for corn |
| CN101507388A (en) * | 2008-02-14 | 2009-08-19 | 李凤咏 | Ears picking device of corn harvester with special function |
| CN203194153U (en) * | 2013-04-10 | 2013-09-18 | 河南科技大学 | Corn harvesting machine and corn straw guide and support device thereof |
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2013
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