CN203194153U - Corn harvesting machine and corn straw guide and support device thereof - Google Patents
Corn harvesting machine and corn straw guide and support device thereof Download PDFInfo
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- CN203194153U CN203194153U CN 201320176867 CN201320176867U CN203194153U CN 203194153 U CN203194153 U CN 203194153U CN 201320176867 CN201320176867 CN 201320176867 CN 201320176867 U CN201320176867 U CN 201320176867U CN 203194153 U CN203194153 U CN 203194153U
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Abstract
The utility model discloses a corn harvesting machine and a corn straw guide and support device thereof. The corn straw guide and support device comprises a support plate, wherein the support plate is provided with a front end convex part, a rear end convex part, a left side convex part and a right side convex part; a guide structure which expands outwardly from front to back is arranged between the front end convex part and each of the left side convex part and the right side convex part respectively; a pushing structure which retracts inwardly from front to back is arranged between the rear end part of each guidance structure and each of the left side convex part and the right side convex part; grain poking mechanisms are arranged behind the sides of the two pushing structures; the two grain poking mechanisms are arranged on the right and left sides at an interval, and respectively matched with the respective pushing structure to form a turning passage connected with a spike picking clearance; the grain poking mechanisms are provided with poking jaws which poke corn straws towards the turning passages and enable the corn straws to move in a way of adjoining the pushing and support structures. During the process of poking the corn straws by the corresponding poking jaws, the corn straws always move in a way of adjoining the corresponding pushing structures; and therefore, the corn straws are prevented from falling so as to be always conveyed in a standing posture.
Description
Technical field
The utility model 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, maize harvesting machine as harvesting corn, its function mainly comprises harvesting, spike collecting and stalk processing, difference according to the stalk processing mode, existing maize harvesting machine roughly is divided into again two kinds of types, and a kind of type is the straw chopping and returning type, and another kind of type is the stalks cutting reclaiming type.Because maize straw can be used as silage fodder, the raw material of industry, culturing edible fungus etc., obviously be the comprehensive utilization of the suitable maize straw of type of stalks cutting recovery, the work flow of this type is: the ear corn stalk with vertical growth cuts off from root first, and the ear corn stalk that will cut off from root again is transported to ear-picking unit with the state of standing position and carries out harvesting; Because the plantation of maize straw is divided into to row with not to row, and the space between plants of different regions is also different, and the ear corn stalk after the technological difficulties of this type just are how to guarantee to cut off is in good order and be delivered to ear-picking unit place in the ceding of Taiwan with the state of standing position.
As Chinese patent CN202210968 disclose a kind of for long-stalked crops not to the guiding supporting device of row results, this device is installed in the ceding of Taiwan of machine for crushing ﹠ recovering stalks type, because it is spaced apart to have the left and right sides on the ceding of Taiwan body of the ceding of Taiwan, for the harvesting gap that enters for the maize straw that cuts off, this device comprises the wheel seat that the deflector roll bearing that divides be used to the ceding of Taiwan body that is installed between the adjacent two harvesting gaps and the right side ceding of Taiwan body that is installed in harvesting gap, the rightmost side are divided, be rotatably equipped with cone point taper deflector roll forward on each deflector roll bearing, be laid with helical blade on the outer peripheral face of deflector roll, the effect of deflector roll is to rely on self rotation that the maize straw that the top is pressed on its both sides conical surface is incorporated into respectively corresponding harvesting gap location.Be rotatably equipped with respectively vertical shaft between roller on each deflector roll bearing, the upper end of vertical shaft is coaxial between each roller is installed with straw shift wheel between roller, straw shift wheel is without intersecting and mutually noninterfere between adjacent two rollers, the effect of straw shift wheel is to stir maize straw and enters corresponding harvesting gap between roller, vertical shaft lays respectively at the separately axis left side of corresponding deflector roll between each roller, the corresponding harvesting gap (except the harvesting gap of the rightmost side) of straw shift wheel between such roller; Be rotatably equipped with roller edge vertical shaft at wheel seat, the coaxial roller edge straw shift wheel that is installed with in the upper end of roller edge vertical shaft; The structure of straw shift wheel is consistent between the structure of roller edge straw shift wheel and roller, its role is to stir the harvesting gap that maize straw enters the rightmost side.In the process that the maize harvesting machine results move ahead, helical blade rotates with the taper deflector roll, and will be delivered to corresponding harvesting interstitial site place to the maize straw guiding of row (or not to row), then under the effect of each straw shift wheel, be allocated in the corresponding harvesting gap.In this guiding supporting device, when can guaranteeing that maize straw is cut off, the helical blade on the deflector roll is transported in each harvesting gap with the standing position state, but still have following drawback: 1, this device is applicable to big-and-middle-sized maize harvesting machine, mainly be owing to adopting deflector roll that maize straw is guided conveying, power consumption is large, can't satisfy the needs of the stalks cutting recovery of Miniature corn harvesting machine; 2, the maize harvesting machine that reclaims for stalks cutting, must keep maize straw to carry with standing position, and this device is when maize straw guides to the deflector roll rear end by deflector roll, directly be allocated in the harvesting gap by straw shift wheel, stir in the maize straw process at straw shift wheel, maize straw is easy to topple over, impact chopping operation.
The utility model content
The purpose of this utility model provides and a kind ofly is applicable to Miniature corn harvesting machine and can effectively prevents the maize straw guiding supporting device that maize straw topples over.The utility model also provides a kind of maize harvesting machine that uses this device simultaneously.
Maize straw guiding supporting device of the present utility model adopts following technical scheme: a kind of maize straw guiding supporting device, comprise for ceding of Taiwan body on the harvesting gap before and after the support plate of corresponding setting, before helping plate to have, rear end protuberance and a left side, the right side protuberance, be respectively equipped with between described front end protuberance and two the side protuberances and extend out from front to back, for the guide structure that maize straw is guided backward, be respectively equipped with between the rearward end of guide structure and two the side protuberances and inside contract from front to back, be used for to be directed the backward pushing tow structure of pushing tow of maize straw that structure causes the rear end, the proceeds posterolateral of two pushing tow structures is furnished with respectively dials standing grain mechanism, dial standing grain mechanism between left and right every layout for two, and be formed for the break-in passage that is connected with the harvesting gap with each self-corresponding pushing tow respective outer side edges, dial standing grain mechanism and have be used to stirring maize straw along the break-in passage, and make maize straw be attached to the pusher dog that described pushing tow support structure moves.
Described guide structure be hinged on help on the plate, about the pendular body of swing, described pushing tow structure by curved in the interior pushing tow structure between rear end protuberance and the side protuberance and the guide structure rear end, consist of two guide structures and help between the plate and be connected with respectively the elastic component that the two is applied the elastic force that extends out with outer pushing tow structure that interior pushing tow structure is connected all the time.
Described guide structure is that leading section is hinged on the guide rod of helping on the plate, described elastic component is the extension spring that is connected between guide rod leading section and the support plate, also is installed with on the described support plate respectively two guide rods are carried out unidirectional spacing stop screw to prevent that guide rod from continuing to extend out.
Two jointed shafts of described guide rod are between left and right every layout, described two guide rods radially are inserted into respectively in the corresponding jointed shaft, and the jointed shaft screw-internal thread fit have axially movable along jointed shaft, with the corresponding guiding masthead interference fit lock-screw with realization guide rod locking positioning.
Described interior pushing tow structure is the side between rear protuberance and the side protuberance.
The described group of standing grain mechanism comprises the spaced apart drive in the left and right sides and the driving-belt between two drives of being in transmission connection, and described pusher dog is installed on the driving-belt and is uniform along the length direction of driving-belt.
Maize harvesting machine of the present utility model adopts following technical scheme: a kind of maize harvesting machine, the ceding of Taiwan that comprises frame and be installed in the frame front end, be equipped with on the ceding of Taiwan body of the ceding of Taiwan for the guiding supporting device in the harvesting gap that maize straw is incorporated on it, the guiding supporting device comprises the support plate with the corresponding setting in front and back of harvesting gap, before helping plate to have, rear end protuberance and a left side, the right side protuberance, be respectively equipped with between described front end protuberance and two the side protuberances and extend out from front to back, for the guide structure that maize straw is guided backward, be respectively equipped with between the rearward end of guide structure and two the side protuberances and inside contract from front to back, be used for to be directed the backward pushing tow structure of pushing tow of maize straw that structure causes the rear end, the proceeds posterolateral of two pushing tow structures is furnished with respectively dials standing grain mechanism, dial standing grain mechanism between left and right every layout for two, and be formed for the break-in passage that is connected with the harvesting gap with each self-corresponding pushing tow respective outer side edges, dial standing grain mechanism and have be used to stirring maize straw along the break-in passage, and make maize straw be attached to the pusher dog that described pushing tow support structure moves.
Described guide structure for be hinged on respectively help on the plate, about the pendular body of swing, described pushing tow structure by curved in the interior pushing tow structure between rear end protuberance and the side protuberance and the guide structure rear end, consist of two guide structures and help between the plate and be connected with respectively the elastic component that the two is applied the elastic force that extends out with outer pushing tow structure that interior pushing tow structure is connected all the time.
Described guide structure is that leading section is hinged on the guide rod of helping on the plate, described elastic component is the extension spring that is connected between guide rod leading section and the support plate, also is installed with on the described support plate respectively two guide rods are carried out unidirectional spacing stop screw to prevent that guide rod from continuing to extend out.
Two jointed shafts of described guide rod are between left and right every layout, described two guide rods radially are inserted into respectively in the corresponding jointed shaft, and the jointed shaft screw-internal thread fit have axially movable along jointed shaft, with the corresponding guiding masthead interference fit lock-screw with realization guide rod locking positioning.
Described interior pushing tow structure is the side between rear protuberance and the side protuberance.
The described group of standing grain mechanism comprises the spaced apart drive in the left and right sides and the driving-belt between two drives of being in transmission connection, and described pusher dog is installed on the driving-belt and is uniform along the length direction of driving-belt.
Adopt the maize straw guiding supporting device of said structure, owing to being respectively equipped with the guide structure that extends out from front to back between the front end protuberance of support plate and two side protuberances, and be respectively equipped with the pushing tow structure that inside contracts from front to back between the rearward end of guide structure and two side protuberances, add that two pushing tow structures have formed the break-in passage with corresponding dialling between the standing grain mechanism: at first, extending out from front to back of guide structure can guide maize straw backward, and the generation break-in enters in the break-in passage when crossing the rear end of guide structure, in the break-in passage, because the structure of pushing tow structure for inside contracting from front to back, in the time of in maize straw enters into the break-in passage, maize straw is positioned at corresponding pushing tow structure back, stir in the process of maize straw at corresponding pusher dog like this, maize straw is sticked mobile in the pushing tow structure of correspondence all the time, prevent that maize straw from toppling over, make like this maize straw remain standing position, for the cutting harvest operation of maize harvesting machine provides effective premise; Secondly, for extending out from front to back, and the major requirement of pushing tow structure does not need load request for inside contracting from front to back to the major requirement of guide structure, and therefore, the stalk that is fit to very much Miniature corn harvesting machine cuts the recovery job requirements; At last, in the break-in passage because maize straw is sticked all the time on the pushing tow structure of correspondence, can guarantee maize straw in good order pass through the break-in passage, prevent clogging.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of maize harvesting machine of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of the guiding supporting device among Fig. 1;
Fig. 4 is the A section enlarged drawing of Fig. 3;
Fig. 5 is the right view that the unit is helped in the guiding among Fig. 3;
Fig. 6 is the structural representation of the support plate among Fig. 3;
Fig. 7 is the structural representation of the guide rod among 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 utility model: shown in Fig. 1-8, comprise frame 1, the front end of frame 1 is equipped with the ceding of Taiwan 2, and the guiding supporting device corresponding with the harvesting gap on it is installed on ceding of Taiwan body of the ceding of Taiwan 2, and this guiding supporting device is helped mechanism 3 and dialled standing grain mechanism 4 by guiding and consists of.
Guiding support mechanism comprises the support plate 34 with the corresponding layout in front and back, harvesting gap, helping plate 34 is quadrangular plate, have 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 on 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.Between front protuberance 341 and two side protuberances, be respectively arranged with a guide structure, guide structure is guide rod 31, two guide rods 31 are arranged on the up and down side of helping plate 34, and all extend out from front to back and form enlarging splayed structure backwards, two guide rods 31 in the process of complete machine reach results respectively with the maize straw 5 top interference fits of adjacent two row, and guiding maize straw 5 moves to the rear end of the guide rod 31 of correspondence; Has respectively interior curved first fold curved segment 311 in the rear end of two guide rods 31, the end of each first fold curved segment 311 is overlapped on respectively on the corresponding side protuberance and with each self-corresponding guide rod 31 and is in the same side of helping plate 34, between the rear end of rear end protuberance 344 and two guide rods 31, formed respectively a pushing tow structure, wherein, each first fold curved segment 311 is outer pushing tow structure, and the interior pushing tow structure 343 of the side between rear end protuberance 344 and two the side protuberances for inside contracting from front to back.
Described group of standing grain mechanism 4 has two, two groups of standing grain mechanisms lay respectively at the proceeds posterolateral of two pushing tow structures, also form the break-in passage that passes through for maize straw 5 with two pushing tow respective outer side edges respectively, dial that standing grain mechanism comprises the spaced apart drive 42 in the left and right sides and the driving-belt 41 between two drives 42 of being in transmission connection, set firmly on the driving-belt 41 and outward extending, along the uniform pusher dog 43 of driving-belt length direction.
As further optimization, two guide rods 31 are hinged on the support plate 34 by the jointed shaft 37 of its leading section setting respectively, two jointed shafts 37 rotate to be inserted into helps on the plate 34 and between left and right every layout the pendular body of such two guide rods 31 for swinging; The second bending section 312 that all has infolding at the front end of two guide rods 31, two the second bending sections 312 and help between the plate 34 and be connected with respectively extension spring 32, two extension springs 32 are in respectively the same side of support plate 34 with corresponding guide rod 31, under the effect of corresponding extension spring 32, the rear end of two guide rods 31 extends out to the left and right sides of helping plate 34 respectively, like this at maize straw 5 during with 31 contact of corresponding guide rod, 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, thereby make maize straw 5 and the rigid collision of guide rod 31 become elastic collision, to prevent that maize straw 5 from bending occuring, and when maize straw 5 is crossed the rear end bending flex point of corresponding guide rod 31, guide rod 31 resets under the effect of separately extension spring 32, and maize straw 5 enters in the break-in passage thus.In the present embodiment, in order to prevent the guide rod 31 rear excessive phenomenon that resets that resets, fixedly be equipped with one in the symmetrical center line position of helping plate 34 and distinguish the spacing stop screws that cooperate 33 with two the second bending sections 312, in addition, for the stability that guarantees that guide rod 31 swings, be installed with respectively the guide pad 36 that is slidingly matched with corresponding first fold curved segment 311 guiding in the up and down both sides of helping plate 34.
As further optimization, offer on the outer peripheral face of each jointed shaft 37 radially and to extend, the radially through hole that supplies corresponding guide rod 31 to pass, two guide rods 31 are inserted into respectively in each self-corresponding radially through hole, also offer respectively simultaneously axially extended on the end face of each jointed shaft 37, the axial thread hole that is communicated with corresponding radially through hole, axial thread hole screw-internal thread fit has lock-screw 35, rely on lock-screw 35 can realize the locking positioning of guide rod 31, can also adjust simultaneously the relative position of guide rod 31 two ends and jointed shaft by lock-screw 35, namely adjust the left and right sides span of two guide rod 31 rear ends, with the harvest operation of the maize straw that adapts to different spacings.
During the concrete harvest operation of above-described embodiment, as shown in Figure 2, because two guide rods 31 are the splayed structure that the rear end extends out, adjacent two row maize straws, 5 respectively corresponding two guide rods 31 to be gathered in, when reaping machine moves forward, maize straw 5 first and corresponding guide rods 31 contact, and the rearward end that promotes guide rod 31 overcomes the interior pendulum of active force of separately extension spring 32, until enter in the corresponding break-in passage after crossing the flex point of 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 with guide rod 31 top pressure processes in bending occurs; In the time of in maize straw 5 enters into the break-in passage, its root is cut off by the cutter sweep in the ceding of Taiwan, meanwhile, the pusher dog 43 of dialling standing grain mechanism in correspondence is stirred lower, and maize straw 5 is attached on the pushing tow structure, can prevent that like this maize straw 5 from toppling over when being stirred by pusher dog 43, and remain with the standing position state by the break-in passage, and in this process, maize straw 5 neatly passes through along the break-in passage, thereby prevents the generation of clogging.
In above-described embodiment, because guide structure adopts the pendular body that swings, help being connected between the plate in order to guarantee the guide structure rear end with guiding, the pushing tow structure is made of interior pushing tow structure and outer pushing tow structure, in other embodiments, if do not consider guide structure to the rigid collision impact of maize straw, guide structure also can be installed in to be helped on the plate; Certainly, in other embodiments, do not consider the rigid collision impact, because the front end protuberance also is the structure that extends out gradually from front to back with side between two side protuberances, guide structure also can be the side between front end protuberance and two the side protuberances, and the pushing tow structure is the side between rear end protuberance and two the side protuberances like this.
In above-described embodiment, interior pushing tow structure is the side between rear end protuberance and two the side protuberances, and this side can also can be cambered surface for the plane, and certainly, in other embodiments, interior pushing tow structure also can be for being connected to the propulsion arm between rear end protuberance and the side protuberance.
In other embodiments, guide structure also can adopt the guided plate parallel with the plate face of helping plate, and a side in two sides that guided plate is adjacent is as guide surface, another side outer pushing tow structure as the pushing tow structure.
In above-described embodiment, the effect of dialling standing grain mechanism is to stir the maize straw that enters in the break-in passage, in other embodiments, dials standing grain mechanism and also can adopt straw shift wheel of the prior art.
In above-described embodiment, the elastic component of extension spring for realizing that guide rod extends out and resets, in other embodiments, elastic component also can adopt the torsion spring that is set on the jointed shaft.
The embodiment of maize straw of the present utility model guiding supporting device: shown in Fig. 1-8, consistent with the structure of 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 ceding of Taiwan body on the harvesting gap before and after the support plate of corresponding setting, before helping plate to have, rear end protuberance and a left side, the right side protuberance, be respectively equipped with between described front end protuberance and two the side protuberances and extend out from front to back, for the guide structure that maize straw is guided backward, be respectively equipped with between the rearward end of guide structure and two the side protuberances and inside contract from front to back, be used for to be directed the backward pushing tow structure of pushing tow of maize straw that structure causes the rear end, the proceeds posterolateral of two pushing tow structures is furnished with respectively dials standing grain mechanism, dial standing grain mechanism between left and right every layout for two, and be formed for the break-in passage that is connected with the harvesting gap with each self-corresponding pushing tow respective outer side edges, dial standing grain mechanism and have be used to stirring maize straw along the break-in passage, and make maize straw be attached to the pusher dog that described pushing tow support structure moves.
2. maize straw according to claim 1 guides supporting device, it is characterized in that: described guide structure be hinged on help on the plate, about the pendular body of swing, described pushing tow structure by curved in the interior pushing tow structure between rear end protuberance and the side protuberance and the guide structure rear end, consist of two guide structures and help between the plate and be connected with respectively the elastic component that the two is applied the elastic force that extends out with outer pushing tow structure that interior pushing tow structure is connected all the time.
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 of helping on the plate, described elastic component is the extension spring that is connected between guide rod leading section and the support plate, also is installed with on the described support plate respectively two guide rods are carried out unidirectional spacing stop screw to prevent that guide rod from continuing to extend 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 radially are inserted into respectively in the corresponding jointed shaft, and the jointed shaft screw-internal thread fit have axially movable along jointed shaft, with the corresponding guiding masthead interference fit lock-screw with realization guide rod locking positioning.
5. according to claim 3 or 4 described maize straws guiding supporting devices, it is characterized in that: described interior pushing tow structure is the side between rear protuberance and the side protuberance.
6. maize straw according to claim 1 guides supporting device, it is characterized in that: the described group of standing grain mechanism comprises the spaced apart drive in the left and right sides and the driving-belt between two drives of being in transmission connection, and described pusher dog is installed on the driving-belt and is uniform along the length direction of driving-belt.
7. maize harvesting machine, the ceding of Taiwan that comprises frame and be installed in the frame front end, be equipped with on the ceding of Taiwan body of the ceding of Taiwan for the guiding supporting device in the harvesting gap that maize straw is incorporated on it, it is characterized in that: the guiding supporting device comprises the support plate with the corresponding setting in front and back of harvesting gap, before helping plate to have, rear end protuberance and a left side, the right side protuberance, be respectively equipped with between described front end protuberance and two the side protuberances and extend out from front to back, for the guide structure that maize straw is guided backward, be respectively equipped with between the rearward end of guide structure and two the side protuberances and inside contract from front to back, be used for to be directed the backward pushing tow structure of pushing tow of maize straw that structure causes the rear end, the proceeds posterolateral of two pushing tow structures is furnished with respectively dials standing grain mechanism, dial standing grain mechanism between left and right every layout for two, and be formed for the break-in passage that is connected with the harvesting gap with each self-corresponding pushing tow respective outer side edges, dial standing grain mechanism and have be used to stirring maize straw along the break-in passage, and make maize straw be attached to the pusher dog that described pushing tow support structure moves.
8. maize harvesting machine according to claim 7, it is characterized in that: described guide structure for be hinged on respectively help on the plate, about the pendular body of swing, described pushing tow structure by curved in the interior pushing tow structure between rear end protuberance and the side protuberance and the guide structure rear end, consist of two guide structures and help between the plate and be connected with respectively the elastic component that the two is applied the elastic force that extends out with outer pushing tow structure that interior pushing tow structure is connected all the time.
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 of helping on the plate, described elastic component is the extension spring that is connected between guide rod leading section and the support plate, also is installed with on the described support plate respectively two guide rods are carried out unidirectional spacing stop screw to prevent that guide rod from continuing to extend 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 radially are inserted into respectively in the corresponding jointed shaft, and the jointed shaft screw-internal thread fit have axially movable along jointed shaft, with the corresponding guiding masthead interference fit lock-screw with realization guide rod locking positioning.
11. according to claim 9 or 10 described maize harvesting machines, it is characterized in that: described interior pushing tow structure is the side between rear protuberance and the side protuberance.
12. maize harvesting machine according to claim 7, it is characterized in that: the described group of standing grain mechanism comprises the spaced apart drive in the left and right sides and the driving-belt between two drives of being in transmission connection, and described pusher dog is installed on the driving-belt and is uniform along the length direction of driving-belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176867 CN203194153U (en) | 2013-04-10 | 2013-04-10 | Corn harvesting machine and corn straw guide and support device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176867 CN203194153U (en) | 2013-04-10 | 2013-04-10 | Corn harvesting machine and corn straw guide and support device thereof |
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| Publication Number | Publication Date |
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| CN203194153U true CN203194153U (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320176867 Withdrawn - After Issue CN203194153U (en) | 2013-04-10 | 2013-04-10 | Corn harvesting machine and corn straw guide and support device thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103250512A (en) * | 2013-04-10 | 2013-08-21 | 河南科技大学 | Corn harvester and corn straw guide and support device thereof |
| CN105723929A (en) * | 2016-04-26 | 2016-07-06 | 河南科技大学 | Width adjustment type non-row-alignment corn harvesting device and corn harvester |
-
2013
- 2013-04-10 CN CN 201320176867 patent/CN203194153U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103250512A (en) * | 2013-04-10 | 2013-08-21 | 河南科技大学 | Corn harvester and corn straw guide and support device thereof |
| CN105723929A (en) * | 2016-04-26 | 2016-07-06 | 河南科技大学 | Width adjustment type non-row-alignment corn harvesting device and corn harvester |
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Granted publication date: 20130918 Effective date of abandoning: 20150617 |
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