CN215530058U

CN215530058U - Fruit ear harvesting system of stem and ear harvesting type corn harvester

Info

Publication number: CN215530058U
Application number: CN202121776335.4U
Authority: CN
Inventors: 李衡; 李侠; 杨香林
Original assignee: Hebei Yinghu Agricultural Machinery Manufacturing Co Ltd
Current assignee: Hebei Yinghu Agricultural Machinery Manufacturing Co Ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-01-18
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses an ear harvesting system of a stalk and ear harvesting type corn harvester, which comprises a corn harvesting system, a power transmission system and an engine; the corn harvesting system comprises an upper header, a large elevator, a peeling machine and a granary; the upper header is connected with an inlet of the peeling machine through a large elevator, and an outlet of the peeling machine is connected with the granary; the engine is provided with a power main output wheel, the power main output wheel is connected with a main transmission shaft belt pulley I arranged at the left end of the main transmission shaft through belt transmission, and the other end of the main transmission shaft is sequentially provided with a peeler input chain wheel and a main transmission shaft belt pulley II; the peeling machine and the large elevator are in transmission connection with an input chain wheel of the peeling machine; the upper cutting table is in transmission connection with the main transmission shaft belt pulley II. The utility model transmits the power to each working unit of the ear harvesting system of the corn harvester through a main transmission shaft, saves space, facilitates the arrangement of the transmission system of the whole machine, reduces the power transmission stages and improves the transmission efficiency and reliability.

Description

Fruit ear harvesting system of stem and ear harvesting type corn harvester

Technical Field

The utility model relates to the field of corn harvesters, in particular to a fruit ear harvesting system of a stem-ear harvesting type corn harvester.

Background

A corn harvester with a stem and ear harvesting function generally comprises a corn harvesting system, a straw harvesting system and a field returning machine, wherein the corn harvesting system comprises an upper header, a large elevator, a peeling machine and a granary, the upper header is used for picking corn ears, the picked corn ears are conveyed to the peeling machine through the large elevator, the peeling machine peels the corn ears, and the peeled corn ears are conveyed to the granary.

The existing stalk and ear harvesting type corn harvester is generally characterized in that an engine transmits power to an upper header, a large elevator, a peeling machine and the like through multi-stage transmission, wherein one of the two types of corn harvester is high in power transmission stage number, so that energy loss is large, and product reliability is low; secondly, the arrangement of multi-stage transmission needs a large space, which affects the miniaturization of the corn harvester.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model adopts the following technical scheme:

a corn ear harvesting system of a stalk-ear harvesting type corn harvester comprises a corn harvesting system, a power transmission system and an engine;

the corn harvesting system comprises an upper header, a large elevator, a peeling machine and a granary;

the upper header is arranged on the upper layer of the front part of the frame and is connected with an inlet of the peeling machine through a large elevator, and an outlet of the peeling machine is connected with the granary; the header, the large elevator and the peeling machine are in transmission connection with the engine through power transmission systems respectively.

The engine is provided with a power main output wheel, the power main output wheel is connected with a main transmission shaft belt pulley I arranged at the left end of a main transmission shaft through belt transmission, and the other end of the main transmission shaft is sequentially provided with a peeler input chain wheel and a main transmission shaft belt pulley II; the peeling machine and the large elevator are in transmission connection with an input chain wheel of the peeling machine; the upper cutting table is in transmission connection with the main transmission shaft pulley II.

Preferably, the peeling machine comprises a peeling mechanism and a sheet jelly machine arranged at the front end of the peeling machine; the peeling mechanism comprises a pressure transmitter assembly, a peeling assembly, an ear cleaning assembly, a seed cleaning fan and a seed recovery device;

the peeling assembly comprises a plurality of peeling rollers; the pressure feeder assembly comprises a plurality of dredging rollers and a plurality of pressure feeding pieces sleeved on the dredging rollers, and the pressure feeder assembly is arranged above the peeling assembly; the cluster cleaning component is arranged below the peeling component, and a cleaning auger group is arranged in the cluster cleaning component; the outlet end of the cluster cleaning component is communicated with the sheet jelly machine, and a movable cutter shaft is arranged in the sheet jelly machine; the grain recovery device is arranged at the bottom of the ear cleaning assembly, and the grain cleaning fan is arranged at one side of the grain recovery device;

the input chain wheel of the peeling machine is in transmission connection with the commutator through a chain and a commutator input chain wheel, and a commutator output chain wheel parallel to the commutator input chain wheel is in transmission connection with a power input chain wheel of the sheet jelly machine; and a second commutator output chain wheel vertical to the commutator input chain wheel is in transmission connection with the peeling mechanism.

Preferably, the second commutator output chain wheel is sequentially connected with a power input chain wheel of the peeler, a power input chain wheel of the cleaning auger and a power input chain wheel of the grain cleaning fan through chains;

the peeling machine comprises a peeling machine power input chain wheel, a peeling roller power shaft, a plurality of driving bevel gears and a plurality of driven bevel gears, wherein the peeling machine power input chain wheel is arranged on a peeling machine power input shaft, the peeling roller power input chain wheel is positioned on the peeling machine power input shaft, the outer side of the peeling machine power input chain wheel is also provided with the peeling roller output chain wheel, the peeling roller output chain wheel is in transmission connection with the peeling roller power shaft through a chain and the peeling roller power input chain wheel, the peeling roller power shaft is also provided with the plurality of driving bevel gears, and the driving bevel gears are in transmission connection with the peeling roller through driven bevel gears meshed with the driving bevel gears;

the cleaning auger power input chain wheel is arranged on the cleaning auger power transmission shaft, the other end of the cleaning auger power transmission shaft is provided with a cleaning auger power transmission chain wheel, and the cleaning auger power transmission chain wheel is sequentially connected with a lower cleaning auger power chain wheel and an upper cleaning auger power chain wheel in a transmission manner through a chain; the lower cleaning auger power chain wheel is arranged on the lower cleaning auger power shaft, and the upper cleaning auger power chain wheel is arranged on the upper cleaning auger power shaft; the inboard of cleaning auger power sprocket still is equipped with seed grain and retrieves power transmission sprocket down, the power transmission sprocket is retrieved to seed grain passes through chain, seed grain and retrieves power input sprocket transmission and connects seed grain and retrieve the power shaft.

Preferably, the other end of the peeling roller power shaft is also provided with a leading roller power transmission chain wheel, the leading roller power transmission chain wheel is connected with a leading roller power shaft through a chain and a leading roller input chain wheel in a transmission manner, the leading roller power shaft is further provided with a leading roller input chain wheel for two times, and the leading roller input chain wheel for two times is connected with a leading roller power shaft for two times, three times and four times through chain transmission in sequence.

Preferably, the large elevator comprises a left large elevator side plate, a right large elevator side plate and a large elevator conveying chain positioned between the two large elevator side plates; a large elevator lifting plate is also arranged between the two large elevator side plates, a large elevator driving shaft is arranged at the top end of the large elevator lifting plate, and a large elevator driven shaft is arranged at the bottom end of the large elevator lifting plate; a large elevator driving chain wheel is arranged on the large elevator driving shaft, a large elevator driven chain wheel is arranged on the large elevator driven shaft, and the large elevator conveying chain is matched with the large elevator driving chain wheel, the large elevator lifting plate and the large elevator driven chain wheel in a surrounding manner;

the large elevator driving shaft is also provided with a large elevator driving shaft input wheel, the large elevator driving shaft input wheel is positioned on the sheet jelly machine power shaft, the outer side of the sheet jelly machine power input chain wheel is also provided with a large elevator transmission wheel, the large elevator transmission wheel is in transmission connection with a large elevator power transmission intermediate shaft through a chain and an intermediate shaft receiving wheel, the large elevator power transmission intermediate shaft is also provided with an intermediate shaft output wheel, and the large elevator power transmission intermediate shaft is in transmission connection with a large elevator driving wheel through an intermediate shaft output wheel and a chain.

Preferably, the input wheel of the driving shaft of the large elevator is rotatably arranged on the driving shaft of the large elevator, one side of the input wheel of the driving shaft of the large elevator is synchronously provided with a first clutch wheel, so that the input wheel of the driving shaft of the large elevator and the first clutch wheel synchronously rotate, and a first clutch tooth is arranged on the clutch surface of the first clutch wheel; a second clutch wheel is further sleeved on the driving shaft of the large elevator, a second clutch tooth is arranged on the clutch surface of the second clutch wheel, and the first clutch tooth corresponds to the second clutch tooth; the large elevator driving shaft is also sleeved with a clutch gland, and the clutch gland is synchronously arranged on the clutch wheel II so as to enable the clutch gland and the clutch wheel II to synchronously rotate; a sliding block is arranged on the inner side face of the clutch gland, and a sliding groove matched with the sliding block is formed in the large elevator driving shaft, so that the clutch gland is axially arranged in a sliding manner along the large elevator driving shaft and synchronously rotates; one end of the clutch gland is pressed by a pressing spring sleeved on the driving shaft of the large elevator so as to provide pressing force for the clutch pulley II and enable the clutch pulley II and the clutch pulley to be combined together; and a compression nut is installed at the end part of the large elevator driving shaft, the other end of the compression spring abuts against the compression nut, and then the compression spring is installed on the large elevator driving shaft.

Preferably, a large elevator top plate is arranged at the top of the large elevator, a fan mounting port is arranged at the top end of the large elevator top plate, and the fan mounting port is sealed through a fan mounting port cover plate; and a large elevator bottom plate is arranged at the bottom of the large elevator.

Preferably, fan power shaft is connected through belt drive to final drive shaft belt pulley two, broken arbor is connected through belt drive to fan power shaft, feeding ware main shaft is connected through belt drive to broken arbor, feeding ware main shaft left end passes through the shaft coupling and is connected with header power shaft.

Preferably, the upper header comprises an upper header auger and a left small elevator, a right small elevator, a left ear picking mechanism and a right ear picking mechanism which are arranged in front of the upper header auger, the top outlets of the left small elevator and the right small elevator are communicated with the upper header auger, and the left end of the upper header auger is provided with an upper auger input wheel;

the header auger mechanism comprises a header power shaft, a header driving wheel, a lower header driving shaft, an upper header auger driving wheel, a driving gear, a chain, an upper auger input wheel, a lower header auger and a lower header auger, wherein the header driving wheel is arranged at the right end of the header power shaft and is connected with the lower header driving shaft through chain transmission;

the cutting machine comprises a cutting table, a driving gear, a middle shaft, a chain, a driving gear, a driving wheel, a driving shaft and a driving shaft, wherein the driving gear is meshed with a driven gear arranged on the middle shaft, the left end of the middle shaft is also provided with an upper cutting table driving wheel, the upper cutting table driving wheel is connected with an upper cutting table driving shaft through the chain and an upper cutting table power receiving wheel in a transmission mode, and the upper cutting table driving shaft drives the left small elevator, the right small elevator, the left ear picking mechanism and the right ear picking mechanism.

Preferably, the small left elevator comprises a shell, a small left elevator driving shaft, a small left elevator driven shaft and a transmission chain, wherein a plurality of transmission chain wheels are arranged on the small left elevator driving shaft and the small left elevator driven shaft and on the inner side of the shell, the transmission chain surrounds the transmission chain wheels corresponding to the small left elevator driving shaft and the small left elevator driven shaft, and the small left elevator driving shaft and the small left elevator driven shaft extend out of the left end of the shell in a penetrating manner;

the right small elevator and the left small elevator have the same structure, are arranged in a mirror image mode on the central line of the header and comprise a driving shaft of the right small elevator;

the left small elevator driving shaft and the right small elevator driving shaft are in transmission connection with the header upper driving shaft.

The left ear picking mechanism comprises a left ear picking unit I, a left middle ear picking unit and a left ear picking unit II; the left ear picking unit I comprises a left gearbox I, a left ear picking roller pair I, a left cardan shaft I, a left reversing box I power output shaft, a reel chain driving wheel I and a reel chain, the left ear picking roller pair I and the left cardan shaft I are arranged at the front end of the left reversing box I and are in transmission connection with the left reversing box I, the left reversing box I is in transmission connection with the left cardan shaft, the left reversing box I power output shaft is vertically arranged at the upper end of the left reversing box I, and the left reversing box I power output shaft is fixedly provided with the reel chain driving wheel I;

the first left gearbox comprises a power input shaft of the left gearbox, an output shaft of the ear picking pair rollers and an output shaft of the universal shaft, wherein the power input shaft of the left gearbox is in transmission connection with the driving shaft on the header, the output shaft of the ear picking pair rollers is connected with the first left ear picking pair rollers, and the output shaft of the universal shaft is connected with the first left universal shaft;

the left ear picking unit II is arranged in a mirror image mode with the left small elevator as a center and comprises a left gear box II, the left gear box II comprises a left gear box II power input shaft, and the left ear picking unit I and the left ear picking unit II are respectively arranged on the left side and the right side of the left small elevator; and the secondary power input shaft of the left gearbox is in transmission connection with the driving shaft on the header.

Preferably, the left middle ear picking unit comprises a support plate, a reversing mechanism and a second reel chain driving wheel, the support plate is mounted at the front end of the shell, the reversing mechanism is mounted below the support plate and close to the front end of the shell, and the reel chain driving wheel is mounted above the support plate;

the reversing mechanism comprises an input shaft and two output shafts, the two output shafts are vertical to the input shaft, and the second reel chain driving wheel is fixedly arranged on the output shafts; and a power transmission chain wheel is arranged on the driven shaft of the small left elevator and positioned outside the shell, a power receiving chain wheel is arranged on the input shaft, and the power transmission chain wheel is in transmission connection with the power receiving chain wheel through a chain.

Preferably, the right ear picking mechanism comprises a right ear picking unit I, a right middle ear picking unit and a right ear picking unit II; the first right ear picking unit comprises a first right gearbox, the first right gearbox comprises a first right gearbox power input shaft, the second right ear picking unit comprises a second right gearbox, and the second right gearbox comprises a second right gearbox power input shaft; the right ear picking mechanism and the left ear picking mechanism are symmetrically arranged, and the structure and the connection mode of the right ear picking mechanism are the same as those of the left ear picking mechanism.

Preferably, a transmission wheel of a gearbox and a transmission wheel of a small elevator are further arranged on a driving shaft on the cutting table; the transmission wheel of the gearbox is arranged in the middle of a driving shaft on the header, the transmission wheel of the gearbox is in transmission connection with a left power shaft of the gearbox through a chain and a power receiving wheel of the gearbox, and a first power input chain wheel of a left ear picking unit and a second power input chain wheel of the left ear picking unit are respectively arranged at the left end and the right end of the left power shaft of the gearbox;

the right end of the left power shaft of the gearbox is coaxially provided with a right power shaft of the gearbox, and the right end of the left power shaft of the gearbox is connected with the left end of the right power shaft of the gearbox through a second coupler so as to drive the right power shaft of the gearbox to synchronously rotate; the left end and the right end of a right power shaft of the gearbox are respectively provided with a right ear picking unit two power input chain wheel and a right ear picking unit one power input chain wheel.

Preferably, a power input chain wheel of the left ear picking unit is in transmission connection with a power input shaft of the left gearbox through a chain and a driving wheel of the left gearbox; the second power input chain wheel of the left ear picking unit is in transmission connection with the second power input shaft of the left gearbox through a chain and a second driving wheel of the left gearbox; the second power input chain wheel of the right ear picking unit is in transmission connection with the second power input shaft of the right gearbox through a chain and a second driving wheel of the right gearbox; and the power input chain wheel of the right ear picking unit is in transmission connection with a power input shaft of the right gearbox through a chain and a driving wheel of the right gearbox.

Preferably, the small elevator driving wheel is in transmission connection with the left small elevator driving shaft through a chain and a small elevator driving wheel; the right end of the left small elevator driving shaft penetrates through and extends out of the right end of the shell, and the right end of the left small elevator driving shaft is connected with the right small elevator driving shaft through a coupling assembly.

After the technical scheme is adopted, compared with the prior art, the utility model has the following advantages:

the input chain wheel of the peeling machine and the belt wheel II of the main transmission shaft are sequentially arranged on the main transmission shaft, and power is transmitted to each working unit of the ear harvesting system of the corn harvester through the main transmission shaft, so that the space is saved, the arrangement of the transmission system of the whole machine is convenient, the power transmission stage number is reduced, and the transmission efficiency and the reliability are improved.

A commutator output chain wheel parallel to the commutator input chain wheel is in transmission connection with a power input chain wheel of the sheet jelly machine, so as to provide power for a motorized cutter shaft of the sheet jelly machine; a second commutator output chain wheel vertical to the input chain wheel of the commutator is sequentially connected with a power input chain wheel of the peeling machine, a power input chain wheel of the cleaning auger and a power input chain wheel of the cleaning fan; the power is respectively transmitted to the power input chain wheel of the sheet jelly machine and the power input chain wheel of the peeling machine which are vertical to each other through the commutator, the sheet jelly machine is favorably arranged at the front end of the peeling machine through the commutator, the layout is reasonable, and the size of the whole machine of the corn harvester is reduced.

When the large elevator is blocked, the clutch wheel II and the clutch gland slide outwards to extrude the compression spring, the clutch tooth I is separated from the clutch tooth II, the input wheel of the driving shaft of the large elevator idles on the driving shaft of the large elevator, and the driving shaft of the large elevator cannot be driven to rotate, so that overlarge rotating force applied to the conveying chain of the large elevator is effectively avoided, the conveying chain of the large elevator is prevented from being broken or other damages are prevented, and the failure rate of the large elevator is reduced.

The grain pulling chain, the ear picking pair rollers, the small elevator and the upper header auger are independently arranged and independently driven, so that the speed is further increased, and the grain pulling chain, the ear picking pair rollers, the small elevator and the upper header auger can be reasonably matched. The gearbox drives the independent grain pulling chain and the ear picking roller pair to pull grain and pick ears, the grain pulling speed and the ear picking speed can be independently improved, and the grain pulling efficiency and the ear picking efficiency are improved. And moreover, the separate small elevator is adopted for elevating the clusters, the elevating speed of the clusters can be further improved, the elevating speed of the clusters is improved, the accumulation of the clusters is effectively prevented, and the omission of the clusters is avoided. And its rotational speed can be adjusted alone to the last header auger of independent setting to satisfy the demand that chain conveyor carried the ear fast, with a large amount of ears propelling movement to big lift fortune ware, improved the harvesting efficiency of maize.

Drawings

FIG. 1 is a whole vehicle structure view of the stalk and ear harvesting corn harvester of the present invention;

FIG. 2 is an overall view of the main drive shaft assembly of the present invention;

FIG. 3 is an overall configuration of the present debarker;

FIG. 4 is a first structural view of the power transmission system of the peeling machine of the present invention;

FIG. 5 is a second embodiment of the power transmission system of the peeling machine of the present invention;

FIG. 6 is a third diagram of the power transmission system of the peeling machine of the present invention;

FIG. 7 is a fourth embodiment of the power transmission system of the peeling machine of the present invention;

FIG. 8 is a general configuration of the large elevator of the present invention;

FIG. 9 is a schematic view of the drive shaft of the large elevator of the present invention;

FIG. 10 is a schematic illustration of the power transfer of the large elevator of the present invention;

FIG. 11 is a schematic view of the main drive shaft and header power transfer system of the present invention;

FIG. 12 is an overall view of the header of the present invention;

FIG. 13 is a block diagram of a small elevator of the present invention;

FIG. 14 is a view of the small elevator and intermediate snapping unit of the present invention;

FIG. 15 is a structural view of a snapping mechanism of the present invention;

FIG. 16 is a structural diagram I of the left ear-picking unit of the present invention;

FIG. 17 shows a structural diagram II of the left ear-picking unit of the present invention;

FIG. 18 is a left transmission structural view of the present invention;

fig. 19 is a first view of the overall power transmission system of the header of the present invention;

fig. 20 is a second view of the overall power transmission system of the header of the present invention;

fig. 21 is a first view of the overall power transmission system of the header of the present invention;

fig. 22 is a second diagram of the overall power transmission system of the header of the utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, according to an embodiment of the present invention, an ear harvesting system of a stem-ear harvesting type corn harvester comprises a corn harvesting system, a lower header 2, a power transmission system 9 and an engine 10;

the corn harvesting system comprises an upper header 1, a large elevator 4, a peeling machine 3 and a granary 11;

the upper cutting table 1 and the lower cutting table 2 form a cutting table whole body and are arranged at the front part of the frame, the upper cutting table 1 is arranged at the upper layer, and the lower cutting table 2 is arranged at the lower layer; the upper header 1 is connected with an inlet of a peeling machine 3 through a large elevator 4, and an outlet of the peeling machine 3 is connected with a granary 11; the upper cutting table 1, the large lifting conveyor 4, the peeling machine 3 and the lower cutting table 4 are in transmission connection with an engine 10 through a power transmission system 9 respectively.

As shown in fig. 2, a power main output wheel 10.1 is arranged on the engine 10, the power main output wheel 10.1 is connected with a main transmission shaft belt pulley first 9.2 arranged on a main transmission shaft 9.1 through belt transmission, and the other end of the main transmission shaft 9.1 is sequentially provided with a peeler input chain wheel 9.3 and a main transmission shaft belt pulley second 9.5; the second main transmission shaft belt pulley 9.5 transmits power to the header, and the power is transmitted to each working unit of the corn harvester through the second main transmission shaft 9.1, so that the space is saved, the arrangement of a transmission system of the whole machine is facilitated, the power transmission stage number is reduced, and the transmission efficiency and the reliability are improved.

Further, as shown in fig. 3, the peeling machine 3 comprises a pressure feeder assembly 3.1, a peeling assembly 3.2, an ear cleaning assembly 3.3, a grain cleaning fan 3.4, a grain recovery device 3.5 and a sheet jelly machine 3.6.

The subassembly of skinning 3.2 contains a plurality of units of skinning, the unit of skinning includes two parallel arrangement's outer skinning roller and parallel arrangement in two between two outer skinning rollers skinning roller, and specifically the unit mode of skinning sets up is prior art, and it is no longer repeated here.

The pressure feeder assembly 3.1 comprises a plurality of pressure feeding units, each pressure feeding unit comprises a leading roller and a plurality of pressure feeding pieces sleeved on the leading roller, and the number of the pressure feeding pieces in each pressure feeder assembly 3.1 corresponds to the number of the peeling assemblies 3.2; the pusher assembly 3.1 is arranged above the debarking assembly 3.2.

The ear cleaning assembly 3.3 is arranged below the peeling assembly 3.2; a cleaning auger group is arranged in the fruit cluster cleaning component 3.3, and a cleaning screen is arranged at the bottom of the fruit cluster cleaning component; the ear cleaning assembly 3.3 is used for conveying the separated ear bract to the sheet jelly machine 3.6.

The outlet end of the ear cleaning component 3.3 is communicated with the sheet jelly machine 3.6, and a movable cutter shaft is arranged in the sheet jelly machine 3.6.

Seed grain recovery unit 3.5 set up in the bottom of subassembly 3 is cleaned to the ear, receive certainly clean the seed grain that the screen cloth dropped, fan 4 is cleaned to the seed grain sets up in one side of seed grain recovery unit 5, inhales away the impurity in the seed grain.

Further, as shown in fig. 2 and 4-7, an input chain wheel 9.3 of the peeler is in transmission connection with a commutator 9.7 through an input chain wheel 9.6 of the commutator, and a first output chain wheel 9.8 of the commutator, which is parallel to the input chain wheel 9.6 of the commutator, is in transmission connection with a power input chain wheel 9.9 of the sheet jelly machine, so that power is provided for a motorized cutter shaft of the sheet jelly machine; a second reverser output chain wheel 9.10 vertical to the second reverser input chain wheel 9.6 is sequentially connected with a peeler power input chain wheel 9.12, a cleaning auger power input chain wheel 9.13 and a cleaning fan power input chain wheel 9.14 through a chain 9.11; the power is respectively transmitted to the power input chain wheel 9.9 of the sheet jelly machine and the power input chain wheel 9.12 of the peeling machine which are vertical to each other through the commutator, the sheet jelly machine is favorably arranged at the front end of the peeling machine through the commutator, the layout is reasonable, and the size of the whole corn harvester is reduced.

Further, the power input chain wheel 9.12 of the peeling machine is arranged on the power input shaft 9.15 of the peeling machine, a peeling roller output chain wheel 9.16 is further arranged on the power input shaft 9.15 of the peeling machine and outside the power input chain wheel 9.12 of the peeling machine, the peeling roller output chain wheel 9.16 is in transmission connection with a peeling roller power shaft 9.18 through a chain and a peeling roller power input chain wheel 9.17, the peeling roller power shaft 9.18 is further provided with a plurality of driving bevel gears 9.19, and the driving bevel gears 9.19 are in transmission connection with the peeling rollers 9.21 through driven bevel gears 9.20 meshed with the driving bevel gears 9.19; a plurality of groups of peeling assemblies are synchronously driven by a plurality of bevel gears and power is transmitted to the chain wheel transmission assembly, the chain wheel transmission assembly transmits the power to the pressure transmitter assembly, the power transmission stage number is reduced, and the transmission efficiency and the reliability are improved.

Further, the other end of peeling roller power shaft 9.18 still is equipped with dredges deflector roll power transmission sprocket 9.22, there is the roller power transmission sprocket 9.22 of dredging to connect one through chain, one to dredge roller input sprocket 9.23 transmission and dredge roller power shaft 9.24, it dredges roller input sprocket 9.25 still to be equipped with No. two on the roller power shaft 9.24 to dredge, No. two dredge roller input sprocket 9.25 connects two, three, No. four through the chain transmission in proper order and dredges roller power shaft 9.26, 9.27, 9.28.

Furtherly, 9.13 settings of cleaning auger power input sprocket are on cleaning auger power transmission axle 9.29, the other end of cleaning auger power transmission axle 9.29 is equipped with cleaning auger power transmission sprocket 9.30, cleaning auger power transmission sprocket 9.30 cleans auger power sprocket 9.32 and last cleaning auger power sprocket 9.33 under the drive connection in proper order through chain 9.31, wherein, cleaning auger power sprocket 9.32 sets up under on cleaning auger power axle 9.34 to clean the auger and provide power down, it sets up on last cleaning auger power axle 9.35 to clean auger power sprocket 9.33 on, thereby clean the auger and provide power for last cleaning auger.

Further, the inboard of cleaning auger power sprocket 9.32 still is equipped with seed grain and retrieves power transmission sprocket (not shown in the figure), power transmission sprocket is retrieved to seed grain passes through chain, the transmission of seed grain recovery power input sprocket 9.36 and connects seed grain recovery power shaft 9.37 to retrieve for seed grain and provide power.

Further, as shown in fig. 8, the large elevator 4 includes two large elevator side plates 4.1 on the left and right, and a large elevator chain (not shown) between the two large elevator side plates 4.1.

And a large elevator lifting plate 4.5 is also arranged between the two large elevator side plates 4.1 of the large elevator 4, a large elevator driving shaft 4.3 is arranged at the top end of the large elevator lifting plate 4.5, and a large elevator driven shaft 4.4 is arranged at the bottom end. Two ends of the large elevator driving shaft 4.4 and two ends of the large elevator driven shaft 4.5 are rotatably arranged on the left and right large elevator side plates 4.1. The large elevator driving shaft 4.3 is provided with a large elevator driving sprocket 4.31, the large elevator driven shaft 4.4 is provided with a large elevator driven sprocket 4.41, the large elevator conveying chain is matched with the large elevator driving sprocket 4.31, the large elevator lifting plate 4.5 and the large elevator driven sprocket 4.41 in a surrounding manner, and the large elevator driving sprocket 4.31 drives the large elevator conveying chain to rotate around the large elevator driving sprocket 4.31, the large elevator lifting plate 4.5 and the large elevator driven sprocket 4.41 so as to lift and convey the fruit clusters to the peeling machine.

Further, as shown in fig. 9, a large elevator driving shaft input wheel 4.32 is further arranged on the large elevator driving shaft 4.3, the large elevator driving shaft input wheel 4.32 is rotatably mounted on the large elevator driving shaft 4.3, a clutch wheel one 4.33 is synchronously mounted on one side of the large elevator driving shaft input wheel 4.32, so that the large elevator driving shaft input wheel 4.32 and the clutch wheel one 4.33 synchronously rotate, and a clutch tooth one is arranged on a clutch surface of the clutch wheel one 4.33. The large elevator driving shaft 4.3 is further sleeved with a second clutch wheel 4.34, a second clutch tooth is arranged on the clutch surface of the second clutch wheel 4.34, and the first clutch tooth corresponds to the second clutch tooth. The clutch gland 4.35 is further sleeved on the driving shaft 4.3 of the large elevator, and the clutch gland 4.35 is synchronously installed on the second clutch wheel 4.34, so that the clutch gland 4.35 and the second clutch wheel 4.34 synchronously rotate. The inside surface of the clutch gland 4.35 is provided with a sliding block, and the large elevator driving shaft 4.3 is provided with a sliding groove matched with the sliding block, so that the clutch gland 4.35 is arranged along the axial direction of the large elevator driving shaft 4.3 in a sliding manner and synchronously rotates. One end of the clutch gland 4.35 is pressed by a pressing spring 4.36 sleeved on the driving shaft 4.3 of the large elevator so as to provide pressing force for the clutch pulley II 4.34 to combine the clutch pulley II 4.34 and the clutch pulley I4.33 together. And a compression nut 4.37 is installed at the end part of the large elevator driving shaft 4.3, the other end of the compression spring 4.36 abuts against the compression nut 4.37, and then the compression spring 4.36 is installed on the large elevator driving shaft 4.3.

Big lift conveyer driving shaft input wheel 4.32 is connected with engine 10 transmission through power transmission system, drives big lift conveyer driving shaft input wheel 4.32 through power transmission system and rotates, big lift conveyer driving shaft input wheel 4.32 drives clutch pulley 4.33 synchronous rotation, and clutch pulley 4.33 drives clutch pulley two 4.34 and rotates, clutch pulley two 4.34 drives clutch gland 4.35 synchronous rotation, clutch gland 4.35 drives big lift conveyer driving shaft 4.3 rotation through the slider of inboard setting and the cooperation of big lift conveyer driving shaft 4.3 upper chute. When the large elevator 4 is blocked, the clutch wheel II 4.34 and the clutch gland 4.35 slide outwards to extrude the compression spring 4.36, the clutch tooth I is separated from the clutch tooth II, and the large elevator driving shaft input wheel 4.32 idles on the large elevator driving shaft 4.3 and cannot drive the large elevator driving shaft 4.3 to rotate, so that overlarge rotating force applied to the large elevator conveying chain of the large elevator 4 is effectively avoided, the large elevator conveying chain is prevented from being broken or other damages are prevented, and the failure rate of the large elevator is reduced.

Further, as shown in fig. 8, a large elevator top plate 4.61 is arranged at the top of the large elevator 4, and a fan mounting port is arranged at the top end of the large elevator top plate 4.61 and is closed by a fan mounting port cover plate 4.62. Meanwhile, the user can dismantle the fan port cover plate 4.62 according to the requirement, the impurity removal fan is installed at the fan installation port, impurities in the fruit cluster during conveying are removed through the impurity removal fan, and the quality of the fruit cluster is improved. The bottom of the large elevator 4 is provided with a large elevator bottom plate, and the large elevator conveying chain is protected by the large elevator bottom plate, so that the large elevator conveying chain is prevented from being damaged by foreign matter impact.

Further, referring to fig. 10, a large elevator transmission wheel 9.43 is further disposed on the shaft of the sheet jelly machine and outside the sheet jelly machine power input sprocket 9.9, the large elevator transmission wheel 9.43 is in transmission connection with a large elevator power transmission intermediate shaft 9.44 through a chain and an intermediate shaft receiving wheel 9.39, the large elevator power transmission intermediate shaft 9.44 is further provided with an intermediate shaft output wheel 9.40, and the large elevator power transmission intermediate shaft 9.44 is in transmission connection with a large elevator driving wheel 4.32 through an intermediate shaft output wheel 9.40 and a chain (not shown).

Further, as shown in fig. 11, the second main transmission shaft belt pulley 9.5 is connected with a fan power shaft 9.47 through belt transmission, and the middle part of the fan power shaft is connected with a fan blade of the throwing air feeder to provide wind power for the secondary throwing part.

Furthermore, the fan power shaft 9.47 is connected with the crushing cutter shaft 6.31 through belt transmission to provide power for the crusher.

Further, broken arbor 6.31 passes through belt drive and connects feeder main shaft 9.52, and feeder main shaft 9.52 drive feeder work, the feeder main shaft 9.52 left end is connected with header power shaft 9.63 through the shaft coupling to drive upper and lower header work.

Further, as shown in fig. 12, the header 1 includes header auger 100 and sets up little left elevator 110, little right elevator 120, the ear of grain mechanism of picking in the little left side in header auger 10 the place ahead, the top export of little left elevator 110 and little right elevator 120 links to each other with header auger 100, and header auger 100 further transports the ear of grain to the peeler, header auger 100's left end is provided with auger input wheel 101, auger input wheel 101 with header power shaft 9.63 transmission connection.

Further, as shown in fig. 13 to 15, the small left elevator 110 is a chain plate type elevator, and includes a housing 111, a small left elevator driving shaft 112, a small left elevator driven shaft 113, and a transmission chain 114, a plurality of transmission sprockets are respectively disposed on the small left elevator driving shaft 112 and the small left elevator driven shaft 113 and located inside the housing 111, the transmission chain 114 surrounds the transmission sprockets corresponding to the small left elevator driving shaft 112 and the small left elevator driven shaft 113, the small left elevator driving shaft 112 and the small left elevator driven shaft 113 both penetrate and extend out of the left end of the housing 111, and the small left elevator driving shaft 112 is in transmission connection with the header power shaft 9.63.

Further, the right small elevator 120 has the same structure as the left small elevator 110, and includes a right small elevator driving shaft 122.

Further, as shown in fig. 15, the left ear picking mechanism includes a first left ear picking unit 130, a left middle ear picking unit 140, and a second left ear picking unit 150.

Further, as shown in fig. 15-17, the first left ear picking unit 130 includes a first left gearbox 131, a first left ear picking roller 132, a first left cardan shaft 133, a first left reversing box 134, a first left reversing box power output shaft 135, a first reel chain driving wheel 136 and a reel chain, the first left ear picking roller 132 and the first left cardan shaft 133 are disposed at the front end of the first left reversing box 134 and are in transmission connection with the first left reversing box 134, the first left reversing box 134 is in transmission connection with the first left cardan shaft 133, the first left reversing box power output shaft 135 is vertically disposed at the upper end of the first left reversing box, and the first reel chain driving wheel 136 is fixedly mounted on the first left reversing box power output shaft 135;

further, as shown in fig. 18, the left gearbox one 131 includes a left gearbox one power input shaft 1311, a pair of ear picking rollers output shaft 1312 and a cardan shaft output shaft 1313, wherein the left gearbox one power input shaft 1311 is in transmission connection with the header power shaft 9.63, the pair of ear picking rollers output shaft 1312 is connected with the left pair of ear picking rollers one 132, and the cardan shaft output shaft 1313 is connected with the left cardan shaft one 133.

Further, as shown in fig. 15, the left ear picking unit two 150 is symmetrically arranged with the left ear picking unit one 130 with the left small elevator 110 as the center, the left ear picking unit two 150 includes a left gear box two 151, the left gear box two 151 includes a left gear box two power input shaft 1511, and other structures and connection manners of the left ear picking unit two 150 are the same as those of the left ear picking unit one 130. The first left ear picking unit 130 and the second left ear picking unit 150 are respectively arranged at the left side and the right side of the small left elevator 110.

Further, as shown in fig. 13-14, the left middle snapping unit 140 includes a supporting plate 141, a reversing mechanism 142 and a second reel chain driving wheel 143, the supporting plate 141 is mounted at the front end of the housing 111, the reversing mechanism 142 is mounted below the supporting plate 141 at a position close to the front end of the housing 111, and the second reel chain driving wheel 143 is mounted above the supporting plate 141;

the reversing mechanism 142 comprises an input shaft 1421 and an output shaft 1422, two output shafts 1422 are provided and are perpendicular to the input shaft 1421, and the second reel chain driving wheel 143 is fixedly mounted on the output shaft 1422.

Further, the input shaft 1421 is in transmission connection with the left small elevator driven shaft 113. Preferably, a power transmission chain wheel 115 is arranged on the driven shaft 113 of the small left elevator and outside the shell 111, the input shaft 1421 is provided with a power receiving chain wheel 1423, and the power transmission chain wheel 115 is in transmission connection with the power receiving chain wheel 1423 through a chain.

Further, as shown in fig. 15, the right ear picking mechanism includes a first right ear picking unit 160, a right middle ear picking unit 170, and a second right ear picking unit 180; the first right ear picking unit 160 comprises a first right gearbox 161, the first right gearbox 161 comprises a first right gearbox power input shaft 1611, the second right ear picking unit 180 comprises a second right gearbox 181, and the second right gearbox 181 comprises a second right gearbox power input shaft 1811; the right ear picking mechanism and the left ear picking mechanism are symmetrically arranged, and the structure and the connection mode of the right ear picking mechanism are the same as those of the left ear picking mechanism.

Further, as shown in fig. 19-20, header power shaft 9.63 right-hand member is provided with header drive wheel 9.64, header drive wheel 9.64 passes through chain drive and connects header driving shaft 9.65 down, and header driving shaft 9.65 provides power for the header down, from left to right set gradually last header auger action wheel 9.68 and driving gear 9.69 on header driving shaft 9.65 down, last header auger action wheel 9.68 passes through the chain, goes up auger input wheel 101 transmission and connects last header auger 100 to provide power for the last header auger.

Further, referring to fig. 20-21, the driving gear 9.69 is engaged with the driven gear 9.70 disposed on the intermediate shaft 9.71, so as to drive the intermediate shaft 9.71 to rotate, the left end of the intermediate shaft 9.71 is further provided with an upper header transmission wheel 9.72, and the upper header transmission wheel 9.72 is in transmission connection with the header upper driving shaft 9.74 through a chain and an upper header power receiving wheel 9.73; a gearbox driving wheel 9.75 and a small elevator driving wheel 9.76 are also arranged on the header upper driving shaft 9.74;

the transmission wheel 9.75 of the gearbox is arranged in the middle of a driving shaft 9.74 on the header, the transmission wheel 9.75 of the gearbox is in transmission connection with a left power shaft 9.78 of the gearbox through a chain and a power receiving wheel 9.77 of the gearbox, a first power input chain wheel 9.79 of a left ear picking unit and a second power input chain wheel 9.80 of a left ear picking unit are respectively arranged at the left end and the right end of the left power shaft 9.78 of the gearbox, and the first power input chain wheel 9.79 of the left ear picking unit is in transmission connection with the first power input shaft 1311 of the left gearbox through a chain and a driving wheel 9.81 of the left gearbox, so that the first gearbox 131 of the left gearbox is driven to work, and power is provided for the first left ear picking unit 130; the second power input chain wheel 9.80 of the left ear picking unit is in transmission connection with the second power input shaft 1511 of the left gearbox through a chain and a second driving wheel of the left gearbox (not shown), so that the second left gearbox 151 is driven to work, and power is provided for the second left ear picking unit 150.

Further, a right power shaft 9.82 of the gearbox is coaxially arranged at the right end of the left power shaft 9.78 of the gearbox, and the right end of the left power shaft 9.78 of the gearbox is connected with the left end of the right power shaft 9.82 of the gearbox through a second coupling 9.83, so that the right power shaft 9.82 of the gearbox is driven to synchronously rotate; the left end and the right end of the right power shaft 9.82 of the gearbox are respectively provided with a right ear picking unit two-power input chain wheel 9.84 and a right ear picking unit one-power input chain wheel 9.85, and the right ear picking unit two-power input chain wheel 9.84 is in transmission connection with the right gearbox two-power input shaft 1811 through a chain and a right gearbox two driving wheel (not shown), so that the right gearbox two 181 is driven to work, and power is provided for the right ear picking unit two 180; the power input chain wheel 9.85 of the right ear picking unit I is in transmission connection with the power input shaft 1611 of the right gearbox I through a chain and a driving wheel (not shown) of the right gearbox I, so that the right gearbox I161 is driven to work, and power is provided for the right ear picking unit I160.

Further, as shown in fig. 22, the small elevator transmission wheel 9.76 is in transmission connection with the left small elevator driving shaft 112 through a chain and a small elevator driving wheel 9.86, so as to provide power for the left small elevator; the right end of the left small elevator driving shaft 112 penetrates through and extends out of the right end of the shell 111, and the right end of the left small elevator driving shaft 112 is connected with the right small elevator driving shaft 122 through a coupling assembly 9.87, so that the right small elevator driving shaft 122 is driven to synchronously rotate, and power is provided for the right small elevator 120.

The working principle of the utility model is as follows:

for the upper header 1, a first reel chain driving wheel 136 is fixedly installed on a power output shaft 135 of a left reversing box in a first left snapping unit 130, and the first reel chain driving wheel 136 is driven to rotate by a power system, so that a reel chain on the first left snapping unit 130 is driven to move; two output shafts 1422 in the left middle ear picking unit 140 are provided, and two reel chain driving wheels 143 are fixedly mounted on the two output shafts 1422, wherein the reel chain driving wheel two 143 on the left side drives the reel chain to move, and forms a reel assembly with the reel chain in the left ear picking unit one 130, so as to right the lodging and skew corn plants; the left ear picking pair roller 132 in the left ear picking unit I130 is matched with the ear picking plate to pick the corn ears, the picked ears fall into the left small elevator 110, the left small elevator 110 conveys the ears to the upper header auger 100, and the ears finally enter the next process of the corn harvester through the upper header auger 100. Similarly, the second reel chain driving wheel 143 on the right side of the left middle ear picking unit 140 drives the reel chain to move, and forms a reel assembly with the reel chain in the second left ear picking unit 150 for righting the lodging and skewing corn plants, the left ear picking roller pair in the second left ear picking unit 150 cooperates with the ear picking plate to pick the corn ears, the picked corn ears also fall into the small left elevator 110, the small left elevator 110 conveys the corn ears to the upper header auger 100, and the corn ears finally enter the next process of the corn harvester through the upper header auger 100.

Similarly, the right ear picking mechanism and the right small elevator 120 on the right side of the upper header 1 have the same working principle as the left ear picking mechanism on the left side of the upper header 1.

The foregoing is illustrative of the best mode of the utility model and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The scope of the present invention is defined by the appended claims, and any equivalent modifications based on the technical teaching of the present invention are also within the scope of the present invention.

Claims

1. A corn ear harvesting system of a stalk-ear harvesting type corn harvester comprises a corn harvesting system, a power transmission system and an engine;

the upper header is arranged on the upper layer of the front part of the frame and is connected with an inlet of the peeling machine through a large elevator, and an outlet of the peeling machine is connected with the granary;

the automatic peeling machine is characterized in that a power main output wheel is arranged on the engine, the power main output wheel is connected with a main transmission shaft belt pulley I arranged at the left end of a main transmission shaft through belt transmission, and the other end of the main transmission shaft is sequentially provided with a peeling machine input chain wheel and a main transmission shaft belt pulley II; the peeling machine and the large elevator are in transmission connection with an input chain wheel of the peeling machine; the upper cutting table is in transmission connection with the main transmission shaft pulley II.

2. The ear harvesting system of a corn harvester of the stalk-ear harvesting type as claimed in claim 1, wherein: the peeling machine comprises a peeling mechanism and a sheet jelly machine arranged at the front end of the peeling machine; the peeling mechanism comprises a pressure transmitter assembly, a peeling assembly, an ear cleaning assembly, a seed cleaning fan and a seed recovery device;

the input chain wheel of the peeling machine is in transmission connection with the commutator through a chain and a commutator input chain wheel, and a commutator output chain wheel parallel to the commutator input chain wheel is in transmission connection with a power input chain wheel of the sheet jelly machine, which is arranged on a motor cutter shaft of the sheet jelly machine; and a second commutator output chain wheel vertical to the commutator input chain wheel is in transmission connection with the peeling mechanism.

3. The ear harvesting system of a corn harvester of the stalk-ear harvesting type as claimed in claim 2, wherein: the large elevator comprises a left large elevator side plate, a right large elevator side plate and a large elevator conveying chain positioned between the two large elevator side plates; a large elevator lifting plate is also arranged between the two large elevator side plates, a large elevator driving shaft is arranged at the top end of the large elevator lifting plate, and a large elevator driven shaft is arranged at the bottom end of the large elevator lifting plate; a large elevator driving chain wheel is arranged on the large elevator driving shaft, a large elevator driven chain wheel is arranged on the large elevator driven shaft, and the large elevator conveying chain is matched with the large elevator driving chain wheel, the large elevator lifting plate and the large elevator driven chain wheel in a surrounding manner;

4. The ear harvesting system of a corn harvester of the stalk-ear harvesting type as claimed in claim 3, wherein: a large elevator top plate is arranged at the top of the large elevator, a fan mounting opening is formed in the top end of the large elevator top plate, and the fan mounting opening is sealed through a fan mounting opening cover plate; and a large elevator bottom plate is arranged at the bottom of the large elevator.

5. The ear harvesting system of a corn harvester of the stalk-ear harvesting type as claimed in claim 1, wherein: the fan power shaft is connected through belt transmission to main drive shaft belt pulley two, broken arbor is connected through belt transmission to the fan power shaft, the feed ware main shaft is connected through belt transmission to broken arbor, feed ware main shaft left end passes through the shaft coupling and is connected with header power shaft.

6. The ear harvesting system of a corn harvester of the stalk-ear harvesting type as claimed in claim 5, wherein: the upper header comprises an upper header auger and a left small elevator, a right small elevator, a left ear picking mechanism and a right ear picking mechanism which are arranged in front of the upper header auger, wherein the top outlets of the left small elevator and the right small elevator are communicated with the upper header auger, and the left end of the upper header auger is provided with an upper auger input wheel;

7. The ear harvesting system of a corn harvester of the stalk-ear harvesting type as claimed in claim 6, wherein: the left small elevator comprises a shell, a left small elevator driving shaft, a left small elevator driven shaft and a transmission chain, wherein a plurality of transmission chain wheels are arranged on the left small elevator driving shaft and the left small elevator driven shaft and positioned on the inner side of the shell;

8. The ear harvesting system of a corn harvester of the stalk-ear harvesting type as claimed in claim 7, wherein: the left ear picking mechanism comprises a left ear picking unit I, a left middle ear picking unit and a left ear picking unit II; the left ear picking unit I comprises a left gearbox I, a left ear picking roller pair I, a left cardan shaft I, a left reversing box I power output shaft, a reel chain driving wheel I and a reel chain, the left ear picking roller pair I and the left cardan shaft I are arranged at the front end of the left reversing box I and are in transmission connection with the left reversing box I, the left reversing box I is in transmission connection with the left cardan shaft, the left reversing box I power output shaft is vertically arranged at the upper end of the left reversing box I, and the left reversing box I power output shaft is fixedly provided with the reel chain driving wheel I;

the left ear picking unit II is arranged in a mirror image mode with the left small elevator as a center and comprises a left gear box II, the left gear box II comprises a left gear box II power input shaft, and the left ear picking unit I and the left ear picking unit II are respectively arranged on the left side and the right side of the left small elevator; the secondary power input shaft of the left gearbox is in transmission connection with the driving shaft on the header;

the right ear picking mechanism comprises a right ear picking unit I, a right middle ear picking unit and a right ear picking unit II.

9. The ear harvesting system of a corn harvester of the stalk-ear harvesting type as claimed in claim 8, wherein: the left middle ear picking unit comprises a supporting plate, a reversing mechanism and a second reel chain driving wheel, the supporting plate is mounted at the front end of the shell, the reversing mechanism is mounted below the supporting plate and close to the front end of the shell, and the reel chain driving wheel is mounted above the supporting plate;

10. The ear harvesting system of a corn harvester of the stalk-ear harvesting type as claimed in claim 8, wherein: a gearbox driving wheel and a small elevator driving wheel are further arranged on a driving shaft on the header; the transmission wheel of the gearbox is arranged in the middle of a driving shaft on the header, the transmission wheel of the gearbox is in transmission connection with a left power shaft of the gearbox through a chain and a power receiving wheel of the gearbox, and a first power input chain wheel of a left ear picking unit and a second power input chain wheel of the left ear picking unit are respectively arranged at the left end and the right end of the left power shaft of the gearbox;

11. The ear harvesting system of a corn harvester of the stalk-ear harvesting type as claimed in claim 10, wherein: the small elevator driving wheel is in transmission connection with the left small elevator driving shaft through a chain and a small elevator driving wheel; the right end of the left small elevator driving shaft penetrates through and extends out of the right end of the shell, and the right end of the left small elevator driving shaft is connected with the right small elevator driving shaft through a coupling assembly.