CN212184204U - Ear picking box assembly of corn harvester - Google Patents
Ear picking box assembly of corn harvester Download PDFInfo
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- CN212184204U CN212184204U CN201922341957.3U CN201922341957U CN212184204U CN 212184204 U CN212184204 U CN 212184204U CN 201922341957 U CN201922341957 U CN 201922341957U CN 212184204 U CN212184204 U CN 212184204U
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- bevel gear
- snapping
- roller
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- reel
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Abstract
The utility model discloses a corn harvester ear picking box assembly, which comprises a box body, a box body lower cover and a bearing cover, wherein a transmission shaft is arranged in the box body, the transmission shaft is fixed in the box body through a deep groove ball bearing, the transmission shaft is axially and sequentially provided with a sixteen-tooth chain wheel, a first bevel gear, a second bevel gear, a third bevel gear and a nineteen-tooth double-row chain wheel, a low reel assembly is vertically arranged above the first bevel gear, a picking assembly is vertically arranged above the second bevel gear, the picking assembly comprises a picking transmission shaft, a high-roller picking mechanism and a low-roller picking mechanism, a picking transmission bevel gear is arranged on the picking transmission shaft, the picking transmission bevel gear is meshed with the second bevel gear, a high reel assembly is vertically arranged above the third bevel gear, the utility model improves the corn harvesting efficiency through the corn harvesting box assembly, reduces the failure rate of the harvester in the corn harvesting process, greatly prolongs the service life of the harvester and reduces the maintenance cost of the harvester in the later period.
Description
Technical Field
The utility model relates to a harvester technical field especially relates to a corn harvester plucks ear of grain case assembly.
Background
In recent years, the level of agricultural mechanization in China is continuously improved, and the mechanized harvesting of corn also becomes one of the more concerned hot spots at present. At present, along with the massive application of various single-row, traction-type and multi-row self-propelled corn harvesters in agricultural production, the corn harvester plays a great role in promoting the mechanized harvesting of corn.
On the existing corn harvester, each line of operation has two stem-pulling rollers and two seedling-pulling chains, and each stem-pulling roller and each seedling-pulling chain are driven by an independently configured gear transmission box, i.e. four independent gear boxes are required on the machine for harvesting one line of corn, obviously, a plurality of independently configured gear transmission boxes are not only not easy to be configured on the machine, which causes the structure of the machine to be complex, but also the gear boxes have many faults in the actual operation, thereby affecting the operation efficiency and the operation quality of the machine, and increasing the maintenance and use cost. In addition, the harvesting platform of the existing corn harvester generally comprises a rack, an ear picking device and a seedling pulling transmission box, wherein the seedling pulling transmission box is arranged below the rack and occupies the space below the rack, a complex transmission mechanism is arranged in the ear picking device and comprises a plurality of transmission gears, the transmission gears are limited by the installation space and can only be exposed, the structure is loose and disordered, the installation and oiling are inconvenient, and most of the transmission boxes on the market are made of cast iron materials, so that the corn harvester is large in size and heavy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a corn harvester plucks ear of grain case assembly and mounting method to solve the problem that proposes in the above-mentioned background art, pluck ear of grain case assembly through the maize and improve maize results efficiency, reduce the fault rate of harvester at maize results in-process, improved the life of harvester greatly, reduce the cost of maintenance of harvester in the later stage.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a maize picker plucks ear of grain case assembly, includes box, box lower cover and bearing cap, be equipped with the transmission shaft in the box, the transmission shaft is fixed in the box through deep groove ball bearing, sixteen tooth chain wheels, first bevel gear, second bevel gear, third bevel gear and the double sprocket of nineteen teeth are installed in proper order to the transmission shaft along the axial direction, first bevel gear top is provided with low reel assembly perpendicularly, second bevel gear top is provided with plucking the ear assembly perpendicularly, plucking the ear assembly and including plucking ear of grain transmission shaft, high roller ear of grain mechanism and low roller ear mechanism, it is provided with on the ear of grain transmission shaft and plucks ear transmission bevel gear, pluck ear transmission bevel gear with the second bevel gear meshing, third bevel gear top is provided with high reel assembly perpendicularly.
The high-roller snapping mechanism comprises a high-roller snapping output shaft, a high-roller snapping gear and a high-roller snapping roller are sequentially arranged on the high-roller snapping output shaft along the axial direction, the high-roller snapping gear is meshed with the snapping transmission bevel gear, and the high-roller snapping roller is connected to a spherical bearing of the high-roller snapping output shaft through a cylindrical pin; the transmission process of the high-roller snapping assembly is as follows: when the transmission shaft drives the second bevel gear to rotate, the second bevel gear is meshed with the ear picking transmission bevel gear to drive rotation, the ear picking transmission bevel gear is meshed with the high-roller ear picking gear to drive rotation, the high-roller ear picking gear drives the high-roller ear picking output shaft to finally drive the high-roller ear picking roller to rotate, and the high-roller ear picking device has the advantages of being simple in assembly and compact in structure, being capable of guaranteeing good gear lubrication, prolonging the service life of the gear, and reducing maintenance and treatment costs.
Further, the low-roller ear picking mechanism comprises an ear picking idler shaft and a low-roller ear picking output shaft, wherein an ear picking idler wheel is arranged on the idler shaft and is meshed with the ear picking transmission bevel gear, a low-roller ear picking gear and a low-roller ear picking roller are sequentially arranged on the low-roller ear picking output shaft along the axial direction, the low-roller ear picking gear is meshed with the ear picking idler wheel, and the low-roller ear picking roller is connected to a spherical bearing of the low-roller ear picking output shaft through a cylindrical pin; the transmission process of the low-roller snapping assembly is as follows: when the transmission shaft drives the second bevel gear to rotate, the second bevel gear is meshed with the ear picking transmission bevel gear to drive rotation, the ear picking transmission bevel gear is meshed with the ear picking idle gear to drive rotation, the ear picking idle gear is meshed with the low-roller ear picking gear to drive rotation, and the low-roller ear picking gear drives the low-roller ear picking output shaft to finally drive the low-roller ear picking idler wheel to rotate.
Furthermore, the high reel assembly comprises a high reel output shaft, a high reel bevel gear and a high reel output chain wheel are sequentially arranged on the high reel output shaft along the axial direction, the high reel bevel gear is meshed with the third bevel gear, and the high reel output chain wheel is fixed on the high reel output shaft through a conical bolt; the transmission process of the high reel assembly is as follows: when the transmission shaft drives the third bevel gear to rotate, the third bevel gear is meshed with the high reel bevel gear to drive the high reel bevel gear to rotate, the high reel bevel gear drives the high reel output shaft to finally drive the high reel output chain wheel to rotate, and the structure provides sufficient space for setting the chain wheel to reel, so that the reel feeding rate of corn straws entering the reel assembly can be increased, thereby realizing non-aligned harvesting and improving the harvesting efficiency of the corn harvester.
Furthermore, the low reel assembly comprises a low reel output shaft, a low reel bevel gear and a low reel output chain wheel are sequentially arranged on the low reel output shaft along the axial direction, the low reel bevel gear is meshed with the first bevel gear, and the low reel output chain wheel is fixed on the low reel output shaft through a conical bolt; the transmission process of the low reel assembly is as follows: when the transmission shaft drives the first bevel gear to rotate, the first bevel gear is meshed with the low reel bevel gear to drive the low reel bevel gear to rotate, the low reel bevel gear drives the low reel output shaft to finally drive the low reel output chain wheel to rotate, the low reel assembly can prevent lodging corns from being omitted in the harvesting process, and the picking harvesting of the lodging corns can be realized.
Furthermore, a clutch spring is mounted at the rear end of the transmission shaft, the clutch spring is in sliding connection with the transmission shaft through a shaft sleeve, the clutch spring is provided with a flange plate, and the flange plate is fixed on the transmission shaft through a bolt; by the operation of the clutch, the stop operation and the switching of the operating state can be performed.
Further, the low reel output chain wheel and the high reel output chain wheel are alloy chain wheels; the chain wheel transmission is adopted, so that the corn harvester has the advantages of no elastic sliding and slipping phenomenon, accurate average transmission ratio, reliable work, large transmission power, strong overload capacity, capability of adapting to severe muddy environment in a field, large volume of the corn poking mechanism adopting the chain wheel transmission, easy corn feeding when harvesting corns and effective improvement of the harvesting efficiency of the harvester; the alloy chain wheel can reduce the friction between the chain wheel and the chain and reduce the loss of the chain wheel.
Further, a latex asbestos gasket is arranged between the box body and the lower cover of the box body, and two sides of the latex asbestos gasket are coated with sealant; the laying of the latex asbestos pad can prevent the phenomenon of oil leakage when lubricating oil is added in the later stage, the upper box cover and the lower box cover can be made through the sealant, the laminating is more compact, the dislocation of gears in the later stage is prevented, and the failure rate is reduced.
Compared with the prior art, the beneficial effects of the utility model are that: the high and low seedling shifting assembly of the device can well cope with the conditions of ground fluctuation, corn crop lodging or corn row spacing change, and is convenient for the seedling feeding of the corn harvester, thereby effectively improving the harvesting efficiency of the corn harvester, and simultaneously, the fruit cluster can be quickly picked from the stem by adopting a structure of staggered and parallel contact of high and low rollers, the damage of the rotation of the roller wheel to the fruit cluster is reduced, and the harvesting loss caused by the gnawing of the ear picking roller and the gnawing of grains is avoided; the harvester has the advantages that the transmission mechanism is simplified, the number of transmission gears is reduced, a closed structure with a compact structure is formed, good gear lubrication is guaranteed, the service life of the gears is prolonged, the layout is reasonable, the integrity is strong, the space utilization rate of the harvester is improved, the close-range installation of related parts can be facilitated, the harvesting row spacing is reduced, the harvesting at a small distance is realized, and the harvester can meet different row spacing requirements, so that the harvest without row alignment is realized; the corn harvesting efficiency is improved through the corn ear picking box assembly, the failure rate of the harvester is reduced in the corn harvesting process, the service life of the harvester is greatly prolonged, and the maintenance cost of the harvester in the later period is reduced.
Drawings
Fig. 1 is the schematic view of the ear picking box assembly structure of the corn harvester of the utility model.
Fig. 2 is a top view of the ear picking box assembly of the corn harvester.
Fig. 3 is a schematic view of the sectioning structure of the snapping case of fig. 1 of the utility model for harvesting corn.
Fig. 4 is a schematic view of the sectioning structure of the snapping bin of fig. 3 of the utility model for harvesting corn.
Reference numerals: 1. a box body, 2, a transmission shaft, 3, a first bevel gear, 4, a low reel bevel gear, 5, a second bevel gear, 6, a transmission bevel gear, 7, a high reel bevel gear, 8, a third bevel gear, 9, a high reel output shaft, 10, a clutch spring, 11, a flange plate, 12, a high reel output chain wheel, 13, a low reel output chain wheel, 14, a low reel output shaft, 15, a sixteen-tooth chain wheel, 16, a flat key and 17, the device comprises a deep groove ball bearing, 18, a nineteen-tooth chain wheel, 19, a box body lower cover, 20, a snapping transmission shaft, 21, a snapping transmission bevel gear, 22, a high-roller snapping output shaft, 23, a high-roller snapping gear, 24, a snapping idle shaft, 25, a snapping idle wheel, 26, a low-roller snapping output shaft, 27, a low-roller snapping gear, 28, a high-roller snapping roller, 29, a spherical bearing, 30, a cylindrical pin, 31, a low-roller snapping roller, 32 and a conical bolt.
Detailed Description
The following description will explain embodiments of the present invention in detail with reference to the accompanying drawings.
The utility model provides a maize picker plucks ear of grain case assembly, includes box 1, box lower cover 19 and bearing cap, be equipped with transmission shaft 2 in the box 1, transmission shaft 2 is fixed in the box 1 through deep groove ball bearing 17, transmission shaft 2 is followed the axial direction and is installed sixteen toothed chain wheel 15, first bevel gear 3, second bevel gear 5, third bevel gear 8 and the double sprocket of nineteen teeth 18 in proper order, first bevel gear 3 top is provided with low reel assembly perpendicularly, second bevel gear 5 top is provided with perpendicularly plucks the ear assembly, pluck the ear assembly and include plucking ear of grain transmission shaft 20, high roller ear of grain mechanism and low roller ear of grain mechanism, be provided with on the plucking ear of grain transmission shaft 20 and pluck ear of grain transmission bevel gear 21, pluck ear of grain transmission bevel gear 21 with the meshing of second bevel gear 5, third bevel gear 8 tops are provided with high reel assembly perpendicularly.
Preferably, the high-roller snapping mechanism comprises a high-roller snapping output shaft 22, the high-roller snapping output shaft 22 is sequentially provided with a high-roller snapping gear 23 and a high-roller snapping roller 28 along the axial direction, the high-roller snapping gear 23 is meshed with the snapping transmission bevel gear 21, and the high-roller snapping roller 28 is connected to a spherical bearing 29 of the high-roller snapping output shaft 22 through a cylindrical pin 30 in a pin joint mode.
Preferably, the low-roller snapping mechanism comprises a snapping idler shaft 24 and a low-roller snapping output shaft 26, the snapping idler shaft 24 is provided with a snapping idler 25, the snapping idler 25 is meshed with the snapping transmission bevel gear 21, the low-roller snapping output shaft 26 is provided with a low-roller snapping gear 27 and a low-roller snapping roller 31 in sequence along the axial direction, the low-roller snapping gear 27 is meshed with the snapping idler 25, and the low-roller snapping roller 31 is pinned on a spherical bearing 29 of the low-roller snapping output shaft 26 through a cylindrical pin 30.
Preferably, the high reel assembly comprises a high reel output shaft 9, a high reel bevel gear 7 and a high reel output sprocket 12 are sequentially arranged on the high reel output shaft 9 along the axial direction, the high reel bevel gear 7 is meshed with the third bevel gear 8, and the high reel output sprocket 12 is fixed on the high reel output shaft 9 through a conical bolt 31.
Preferably, the low reel assembly comprises a low reel output shaft 14, a low reel bevel gear 4 and a low reel output sprocket 13 are sequentially arranged on the low reel output shaft 14 along the axial direction, the low reel bevel gear 4 is meshed with the first bevel gear 3, and the low reel output sprocket 13 is fixed on the low reel output shaft 14 through a conical bolt 31.
Preferably, a clutch spring 10 is installed at the rear end of the transmission shaft 2, the clutch spring 10 is in sliding connection with the transmission shaft 2 through a shaft sleeve, the clutch spring 10 is provided with a flange plate 11, and the flange plate 11 is fixed on the transmission shaft 2 through bolts.
Preferably, the high reel output sprocket 12 and the low reel output sprocket 13 are alloy sprockets.
Preferably, a latex asbestos pad is arranged between the box body 1 and the box body lower cover 19, and sealing glue is smeared on two sides of the latex asbestos pad.
Compared with the prior art, the beneficial effects of the utility model are that: the high and low seedling shifting assembly of the device can well cope with the conditions of ground fluctuation, corn crop lodging or corn row spacing change, and is convenient for the seedling feeding of the corn harvester, thereby effectively improving the harvesting efficiency of the corn harvester, and simultaneously, the fruit cluster can be quickly picked from the stem by adopting a structure of staggered and parallel contact of high and low rollers, the damage of the rotation of the roller wheel to the fruit cluster is reduced, and the harvesting loss caused by the gnawing of the ear picking roller and the gnawing of grains is avoided; the harvester has the advantages that the transmission mechanism is simplified, the number of transmission gears is reduced, a closed structure with a compact structure is formed, good gear lubrication is guaranteed, the service life of the gears is prolonged, the layout is reasonable, the integrity is strong, the space utilization rate of the harvester is improved, the close-range installation of related parts can be facilitated, the harvesting row spacing is reduced, the harvesting at a small distance is realized, and the harvester can meet different row spacing requirements, so that the harvest without row alignment is realized; the corn harvesting efficiency is improved through the corn ear picking box assembly, the failure rate of the harvester is reduced in the corn harvesting process, the service life of the harvester is greatly prolonged, and the maintenance cost of the harvester in the later period is reduced.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements are all considered to be within the protection scope of the present invention.
Claims (8)
1. The utility model provides a corn harvester plucks ear of grain case assembly, a serial communication port, including box, box lower cover and bearing cap, be equipped with the transmission shaft in the box, the transmission shaft is fixed in the box through deep groove ball bearing, sixteen tooth sprockets, first bevel gear, second bevel gear, third bevel gear and the double sprocket of nineteen teeth are installed in proper order to the transmission shaft along the axial direction, first bevel gear top is provided with low reel assembly perpendicularly, second bevel gear top is provided with the ear of grain assembly of plucking perpendicularly, the ear of grain assembly of plucking includes ear of grain transmission shaft, high roller ear of grain mechanism of plucking and low roller ear mechanism of plucking, it is provided with ear of grain transmission bevel gear to pluck on the ear of grain transmission shaft, ear of grain transmission bevel gear with second bevel gear meshing, third bevel gear top is provided with high reel assembly perpendicularly.
2. The corn harvester snapping bin assembly of claim 1, wherein the high-roller snapping mechanism comprises a high-roller snapping output shaft, the high-roller snapping output shaft is axially provided with a high-roller snapping gear and a high-roller snapping roller in sequence, the high-roller snapping gear is engaged with the snapping transmission bevel gear, and the high-roller snapping roller is pinned on a spherical bearing of the high-roller snapping output shaft through a cylindrical pin.
3. The corn harvester snapping bin assembly of claim 1, wherein the low roller snapping mechanism comprises an snapping idler shaft and a low roller snapping output shaft, the snapping idler shaft is provided with a snapping idler, the snapping idler is meshed with the snapping transmission bevel gear, the low roller snapping output shaft is provided with a low roller snapping gear and a low roller snapping roller in sequence along an axial direction, the low roller snapping gear is meshed with the snapping idler, and the low roller snapping roller is pinned on a spherical bearing of the low roller snapping output shaft through a cylindrical pin.
4. The ear picking box assembly of the corn harvester as recited in claim 1, wherein the high reel assembly comprises a high reel output shaft, a high reel bevel gear and a high reel output sprocket are sequentially arranged on the high reel output shaft along an axial direction, the high reel bevel gear is meshed with the third bevel gear, and the high reel output sprocket is fixed on the high reel output shaft through a taper bolt.
5. The ear picking box assembly of a corn harvester as claimed in claim 1, wherein the low reel assembly comprises a low reel output shaft, a low reel bevel gear and a low reel output sprocket are sequentially arranged on the low reel output shaft along an axial direction, the low reel bevel gear is meshed with the first bevel gear, and the low reel output sprocket is fixed on the low reel output shaft through a taper bolt.
6. The ear picking box assembly of the corn harvester as claimed in claim 1, wherein a clutch spring is mounted at the rear end of the transmission shaft, the clutch spring is slidably connected with the transmission shaft through a shaft sleeve, the clutch spring is provided with a flange, and the flange is fixed on the transmission shaft through a bolt.
7. The ear box assembly of a corn harvester as in claim 2, wherein the high reel output sprocket and the low reel output sprocket are alloy sprockets.
8. The corn harvester snapping bin assembly of claim 1, wherein a latex asbestos gasket is mounted between the bin body and the lower cover of the bin body, and a sealant is applied to two sides of the latex asbestos gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922341957.3U CN212184204U (en) | 2019-12-24 | 2019-12-24 | Ear picking box assembly of corn harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922341957.3U CN212184204U (en) | 2019-12-24 | 2019-12-24 | Ear picking box assembly of corn harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212184204U true CN212184204U (en) | 2020-12-22 |
Family
ID=73807565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922341957.3U Active CN212184204U (en) | 2019-12-24 | 2019-12-24 | Ear picking box assembly of corn harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212184204U (en) |
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2019
- 2019-12-24 CN CN201922341957.3U patent/CN212184204U/en active Active
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Address after: 276000 North Road, 100 meters west of the intersection of Huangjin Road and Zhongzi Road, Pingyi Street, Pingyi County, Linyi City, Shandong Province Patentee after: Shandong Weihe Transmission Co.,Ltd. Address before: 023 Industrial Park, xipingyi Town, North Caiyuan Road, Zhanqian West Road, Pingyi County, Linyi City, Shandong Province Patentee before: SHANDONG WEIHE TRANSMISSION TECHNOLOGY CO.,LTD. |