CN212629242U

CN212629242U - Corn harvester

Info

Publication number: CN212629242U
Application number: CN202021499985.4U
Authority: CN
Inventors: 唐照磊; 劳赏业; 苏月贵; 李荣云; 杜青; 郭松茂; 李石初; 肖子丽
Original assignee: Hepu County Agricultural Science Research Institute; Guangxi Zhuang Nationality Autonomous Region Academy of Agricultural Sciences
Current assignee: Hepu County Agricultural Science Research Institute; Guangxi Zhuang Nationality Autonomous Region Academy of Agricultural Sciences
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-02
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a corn harvester, including conveying storehouse, first power unit and second power unit, the fixed axle has all been welded to the both sides outer wall in conveying storehouse, and the one end of fixed axle is rotated and is connected with frame and reel frame, and the welding of one side of frame has the catch bar, one side of reel frame is passed through the bearing scarf joint and is installed the main shaft, and the one end key-type of main shaft has the second sprocket, and has cup jointed the reel in one side of main shaft, first power unit includes first transmission shaft, first rotation wheel and second rotation wheel, and one side of reel frame rotates with first transmission shaft to be connected, and the one end and first rotation wheel and the second rotation wheel key-type connection of first transmission shaft. The utility model discloses can reap the work to the cornstalk, degree of mechanization is high, can also carry the cornstalk to keep in the conveying storehouse, convenient and fast, and can reap different varieties maize, enlarged the application scope of device, improved the suitability of device.

Description

Corn harvester

Technical Field

The utility model relates to a maize picker technical field especially relates to a maize harvester.

Background

The corn harvester is a crop harvesting machine taking mature corn plants as objects, has the functions of picking, peeling, straw treatment and the like at one time, is simple in structure, is easy to install on a tractor to harvest corn, and is widely applied to rural areas in the north of China.

By way of retrieval, patent publication No. CN202697276U discloses an agricultural harvesting machine including a header transfer case, a first crush gearbox, a second crush gearbox, and a crush chamber. The above patents suffer from the following disadvantages: the knife rest and the winding wheel can not be separated, and the corn harvester can not be suitable for harvesting various corn varieties and can not meet the requirements of people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a corn harvester.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a corn harvester comprises a conveying bin, a first power mechanism and a second power mechanism, wherein fixed shafts are welded on the outer walls of the two sides of the conveying bin, one end of each fixed shaft is connected with a rack and a rolling wheel frame in a rotating mode, a push rod is welded on one side of the rack, a main shaft is installed on one side of the rolling wheel frame in an embedded mode through bearings, a second chain wheel is connected with one end of the main shaft in a key mode, the rolling wheel is connected with one side of the main shaft in a sleeved mode, the first power mechanism comprises a first transmission shaft, a first rotating wheel and a second rotating wheel, one side of the rolling wheel frame is connected with the first transmission shaft in a rotating mode, one end of the first transmission shaft is connected with the first rotating wheel and the second rotating wheel in a key mode, a third chain wheel is connected between the main shaft and the second rotating wheel in a transmission mode, a fourth transmission chain is wound on one side of the rack, a connecting shaft is welded on, one end key-type of connecting axle is connected with the third and rotates the wheel, and the third rotates the wheel and is connected with the transmission of second power unit, and the welding of the one end of connecting axle has the results sword.

Preferably, the second power mechanism comprises a second transmission shaft and a third chain wheel, the bottom end of the second rotating shaft is rotatably connected with one side of the rack, the third chain wheel is in key connection with one end of the second rotating shaft, one end of the second rotating shaft is in key connection with a second bevel gear, one side of the rack is rotatably connected with a fourth chain wheel, and a second transmission chain is in transmission connection between the fourth chain wheel and the third chain wheel.

Preferably, a fixed block is welded on one side of the rack, a connecting rod is embedded and installed on the upper surface of the fixed block through a bearing, the two ends of the connecting rod are respectively in key connection with a first bevel gear and a first chain wheel, and the first bevel gear is meshed with a second bevel gear.

Preferably, a plurality of first rotating shafts are installed on one side of the tool rest in an embedded mode through bearings, a fifth chain wheel is connected to one end of each first rotating shaft in a connected mode, a third transmission chain is connected between the fifth chain wheel and the third rotating wheel in a transmission mode, a plurality of second rotating shafts are installed on one side of the tool rest in an embedded mode through bearings, a sixth chain wheel is connected to one end of each second rotating shaft in a connected mode, and a first transmission chain is connected between the fifth chain wheel, the sixth chain wheel and the first chain wheel in a transmission mode.

Preferably, the conveying roller is sleeved on one side of the first rotating shaft and one side of the second rotating shaft, the adjusting wheel is rotatably connected to one side of the knife rest, and the adjusting wheel is connected with the first transmission chain in a winding mode.

Preferably, an installation block is welded on one side of the rack, an installation shaft is welded on one side of the installation block, a spring is sleeved on one side of the installation shaft, a guide wheel is fixed on one side of the installation shaft, and the guide wheel is in winding connection with the second transmission chain.

Preferably, the top of the fixed plate is welded with a separation plate, and the top of the separation plate is welded with a material guide plate.

The utility model has the advantages that:

1. the setting through the third sprocket can rotate under the drive of second driving chain, thereby make second bevel gear begin to rotate, under second bevel gear and the effect of first bevel gear intermeshing, first sprocket begins to rotate, under the cooperation of first driving chain, fifth sprocket and sixth sprocket rotate together, under the cooperation of third driving chain, the third rotates the wheel and begins to rotate, thereby make the results sword begin to rotate, reap work to the cornstalk, degree of mechanization is high, time saving and labor saving.

2. Can rotate under the drive of fourth sprocket through the setting of first rotation wheel to drive the second and rotate the wheel and begin to rotate, under the cooperation of fourth driving chain, first rotation wheel begins to rotate, thereby drives the winding wheel and begins to rotate, keeps in the maize pole is carried into the conveying storehouse, convenient and fast.

3. The corn harvester has the advantages that the corn harvesters can be achieved through the arrangement of the machine frame and the winding wheel in a separated mode, the application range of the corn harvester is enlarged, and the applicability of the corn harvester is improved.

4. The corn stalks can be guided in the conveying process by the aid of the guide plates in cooperation with the partition plates, and harvesting efficiency of the corn stalks harvester is improved.

Drawings

Fig. 1 is a schematic front view of a corn harvester in an embodiment 1 of the present invention;

fig. 2 is a schematic top view of a corn harvester in an embodiment 1 according to the present invention;

fig. 3 is an enlarged schematic structural diagram of point a of the corn harvester in the embodiment 1 of the present invention;

fig. 4 is a schematic front view of a corn harvester in embodiment 2 of the present invention.

In the figure: 1. a winding wheel; 2. a conveying roller; 3. a frame; 4. a fixing plate; 5. a first drive chain; 6. a first sprocket; 7. a fixed block; 8. a first bevel gear; 9. a second sprocket; 10. a main shaft; 11. a second drive chain; 12. a push rod; 13. a reel frame; 14. a transfer bin; 15. harvesting a knife; 16. a tool holder; 17. installing a shaft; 18. a spring; 19. a material guide plate; 20. a partition plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Example 1

Referring to fig. 1-3, a corn harvester comprises a conveying bin 14, a first power mechanism and a second power mechanism, wherein fixed shafts are welded on the outer walls of two sides of the conveying bin 14, one end of each fixed shaft is rotatably connected with a rack 3 and a roller frame 13, a push rod 12 is welded on one side of the rack 3, a main shaft 10 is embedded and installed on one side of the roller frame 13 through a bearing, one end of the main shaft 10 is connected with a second chain wheel 9 in a key mode, a roller 1 is sleeved on one side of the main shaft 10, and a plurality of deflector rods are welded on one side of the roller 1, wherein the highest lifting limit of the roller 1 is 238cm, the diameter of the roller 1 is 94cm, the length of the roller is 205cm, the first power mechanism comprises a first transmission shaft, a first rotating wheel and a second rotating wheel, one side of the roller frame 13 is rotatably connected with the first transmission shaft, one end of the first transmission shaft is connected with the first rotating wheel and the second rotating wheel in a key mode, one side of the first rotating wheel is wound with a fourth chain wheel, one side of the rack 3 is welded with a knife rest 16, it is noted that the knife rest 16 has the highest lifting limit of 111cm and the lowest lifting limit of 3cm, when the reel 1 and the knife rest 16 are positioned at the maximum lifting limit at the same time, the distance between the reel 1 and the knife rest 16 is 116cm, one side of the knife rest 16 is welded with a plurality of fixing plates 4, the fixing plates 4 play a guiding role, the three transmission channels are separated through the fixing plates 4 to prevent corn stalks from being disordered together, one side of the knife rest 16 is embedded and connected with a plurality of connecting shafts through bearings, one end of each connecting shaft is connected with a third rotating wheel in a key mode, the third rotating wheel is connected with a second power mechanism in a transmission mode, one end of each connecting shaft is welded with a harvesting knife 15, and the third rotating wheel starts to rotate under the cooperation of the third transmission chain, so that the harvesting, the lowest position of the blade holder 16 is the highest height of the reel 1 of 134 cm.

In the utility model, the second power mechanism comprises a second transmission shaft and a third chain wheel, the bottom end of the second rotating shaft is rotationally connected with one side of the frame 3, the third chain wheel is in key connection with one end of the second rotating shaft, one end of the second rotating shaft is in key connection with a second bevel gear, one side of the frame 3 is rotationally connected with a fourth chain wheel, a second transmission chain 11 is in transmission connection between the fourth chain wheel and the third chain wheel, the third chain wheel is driven by the second transmission chain 11 to rotate, so that the second bevel gear starts to rotate, one side of the frame 3 is welded with a fixed block 7, the upper surface of the fixed block 7 is embedded and installed with a connecting rod through a bearing, two ends of the connecting rod are respectively in key connection with a first bevel gear 8 and a first chain wheel 6, the first bevel gear 8 is meshed with a second bevel gear, under the meshing effect of the second bevel gear and the first bevel gear 8, the, one side of the knife rest 16 is provided with a plurality of first rotating shafts in an embedded manner through bearings, one end of each first rotating shaft is connected with a fifth chain wheel in a key manner, a third transmission chain is in transmission connection between the fifth chain wheel and the third rotating wheel, one side of the knife rest 16 is provided with a plurality of second rotating shafts in an embedded manner through bearings, one end of each second rotating shaft is connected with a sixth chain wheel in a key manner, the fifth chain wheel, the sixth chain wheel and the first chain wheel 6 are in transmission connection with a first transmission chain 5, the fifth chain wheel and the sixth chain wheel rotate together under the cooperation of the first transmission chain 5, one sides of the first rotating shaft and the second rotating shafts are respectively sleeved with a transmission roller 2, a space enough corn stalks to pass through is reserved between the two transmission rollers 2, the transmission rollers 2 are driven by the fifth chain wheel and the sixth chain wheel to relatively rotate, the corn stalks are transmitted, one side of the knife rest 16 is connected with an adjusting wheel in a rotating manner, the adjusting wheel is connected, the welding of one side of frame 3 has the installation piece, and the welding of one side of installation piece has installation axle 17, and the spring 18 has been cup jointed to one side of installation axle 17, and one side of installation axle 17 is fixed with the leading wheel, and the leading wheel is with second driving chain 11 looks round joint.

The working principle of the embodiment is as follows: when the corn harvester is used, firstly, the third chain wheel is driven by the second transmission chain 11 to rotate, the first chain wheel 6 starts to rotate under the meshing action of the second bevel gear and the first bevel gear 8, the fifth chain wheel and the sixth chain wheel rotate together under the matching action of the first transmission chain 5, the third rotating wheel starts to rotate under the matching action of the third transmission chain, so that the harvesting knife 15 starts to rotate, the corn stalks are harvested, after the corn stalks are cut down, the conveying rollers 2 are driven by the fifth chain wheel and the sixth chain wheel to relatively rotate, the corn stalks are conveyed, then the first rotating wheel rotates under the driving action of the fourth chain wheel, so that the second rotating wheel is driven to rotate, and the first rotating wheel starts to rotate under the matching action of the fourth transmission chain, thereby driving the rolling wheel 1 to start rotating and conveying the corn stalks into the conveying bin 14 for temporary storage.

Example 2

Referring to fig. 4, a corn harvester is mainly characterized in that in this embodiment, a partition plate 20 is further welded on the top of a fixing plate 4, a material guide plate 19 is welded on the top of the partition plate 20, and the material guide plate 19 plays a role in guiding, so that harvesting time is shortened.

The working principle of the embodiment is as follows: in use, during the conveying process, the corn stalks are guided by the guide plate 19 under the matching of the partition plate 20 during the conveying process.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A corn harvester comprises a conveying bin (14), a first power mechanism and a second power mechanism, and is characterized in that fixed shafts are fixedly connected to the outer walls of the two sides of the conveying bin (14), one end of each fixed shaft is movably connected with a rack (3) and a rolling wheel frame (13), a push rod (12) is fixedly connected to one side of each rack (3), a main shaft (10) is embedded and installed on one side of each rolling wheel frame (13) through a bearing, a second chain wheel (9) is fixedly connected to one end of each main shaft (10), a rolling wheel (1) is arranged on one side of each main shaft (10), the first power mechanism comprises a first transmission shaft, a first rotating wheel and a second rotating wheel, one side of each rolling wheel frame (13) is rotatably connected with the first transmission shaft, one end of the first transmission shaft is connected with the first rotating wheel and the second rotating wheel in a key mode, and a third transmission chain is arranged between each main shaft (10, and one side of first rotation wheel is equipped with the fourth sprocket, one side fixedly connected with knife rest (16) of frame (3), a plurality of fixed plates of one side fixedly connected with (4) of knife rest (16), a plurality of connecting axles are installed through bearing scarf joint to one side of knife rest (16), and the wheel is rotated to the one end fixedly connected with third of connecting axle, and the third is rotated the wheel and is connected with the transmission of second power unit, the one end fixedly connected with results sword (15) of connecting axle.

2. The corn harvester as claimed in claim 1, wherein the second power mechanism comprises a second transmission shaft and a third chain wheel, the bottom end of the second rotating shaft is rotatably connected with one side of the frame (3), the third chain wheel is in key connection with one end of the second rotating shaft, one end of the second rotating shaft is fixedly connected with a second bevel gear, one side of the frame (3) is movably connected with a fourth chain wheel, and a second transmission chain (11) is arranged between the fourth chain wheel and the third chain wheel.

3. The corn harvester according to claim 2, characterized in that a fixed block (7) is fixedly connected to one side of the frame (3), a connecting rod is embedded and installed on the upper surface of the fixed block (7) through a bearing, a first bevel gear (8) and a first chain wheel (6) are respectively fixedly connected to two ends of the connecting rod, and the first bevel gear (8) is meshed with the second bevel gear.

4. The corn harvester according to claim 3, characterized in that one side of the cutter frame (16) is provided with a plurality of first rotating shafts in an embedded mode through bearings, one end of each first rotating shaft is fixedly connected with a fifth chain wheel, a third transmission chain is arranged between the fifth chain wheel and the third rotating wheel, one side of the cutter frame (16) is provided with a plurality of second rotating shafts in an embedded mode through bearings, one end of each second rotating shaft is fixedly connected with a sixth chain wheel, and the first transmission chain (5) is arranged between the fifth chain wheel, the sixth chain wheel and the first chain wheel (6).

5. A maize harvesting machine according to claim 4, characterized in that the first and second rotation axes are provided with a transmission roller (2) on one side, and the knife rest (16) is movably connected with an adjusting wheel on one side, and the adjusting wheel is connected with the first transmission chain (5) in a winding way.

6. The corn harvester according to claim 2, characterized in that a mounting block is fixedly connected to one side of the frame (3), a mounting shaft (17) is fixedly connected to one side of the mounting block, a spring (18) is arranged on one side of the mounting shaft (17), and a guide wheel is fixed to one side of the mounting shaft (17) and is connected with the second transmission chain (11) in a winding manner.

7. The corn harvester according to claim 1, characterized in that a splitter plate (20) is fixedly connected to the top of the fixed plate (4), and a material guide plate (19) is welded to the top of the splitter plate (20).