CN218417409U

CN218417409U - Header is used to stem ear of grain

Info

Publication number: CN218417409U
Application number: CN202222710372.6U
Authority: CN
Inventors: 孙友谊; 张争旭; 朱雪峰; 赵光军; 韩新华; 金广源; 任星臣
Original assignee: Weichai Lovol Intelligent Agricultural Technology Co Ltd
Current assignee: Weichai Lovol Intelligent Agricultural Technology Co Ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-02-03
Anticipated expiration: 2032-10-14

Abstract

The utility model relates to the field of agricultural machinery, concretely relates to stalk-ear concurrently header, it includes stalk feeding rack, stalk feeding rack upside articulates there is the ear of grain frame of plucking, pluck and install a plurality of ear of grain assemblies of plucking in the ear of grain frame, pluck the stalk roller that extends around the both sides of ear of grain assembly are installed, two adjacent ear of grain assemblies of plucking are equipped with one and pluck the ear of grain passageway between, it is located the left and right sides of plucking the ear of grain passageway to draw the stalk roller, the central line that uses to pluck the ear of grain frame as the line of demarcation, the mounting height that is close to the stalk roller of central line one side is higher than the mounting height who keeps away from central line one side and draws the stalk roller, stalk feeding rack and pluck the header adjusting cylinder of ear of grain frame lifting angle of plucking of control between the ear of grain frame. The stalk-ear header can realize the cross-region operation of the mechanized harvesting of the corn, further improve the mechanized harvesting rate of the corn, reduce the labor intensity of farmers and improve the chopping effect of the stalks.

Description

Stalk and ear header

Technical Field

The utility model relates to the field of agricultural machinery, concretely relates to stem ear of grain header concurrently.

Background

The corn harvester mainly comprises the types of ear harvesting, stalk returning, direct grain harvesting, stalk returning, stalk and ear harvesting and the like. The corn ear and stem harvesting combine harvester can harvest corn ears and stems simultaneously, is high in operation efficiency, solves the problem of recycling of corn stems, reduces the problem of environmental pollution caused by burning of a large amount of corn stems due to difficulty in harvesting of field stems, and becomes a hotspot of current research.

The header is arranged at the front side of the corn harvester, is a core component of the stalk and ear combined harvesting machine, has a complex structure, and has great influence on the harvesting quality of corn ears and stalks. The header includes stalk feeding rack, the front end of stalk feeding rack is equipped with the cutter assembly, the cutter assembly is arranged in cutting off the maize stalk in the farming field from the root position, still be equipped with the stalk auger on the header, the stalk auger is located the rear of cutter assembly, be used for concentrating the transport to the maize stalk of being cut off, stalk feeding rack upside articulates there is the ear of grain frame of plucking, be equipped with a plurality of ear of plucking assemblies in the ear of grain frame of plucking, a plurality of ear of grain assembly transverse arrangement and mutual interval pluck, it includes two stalk-pulling rollers to pluck the ear of grain assembly, two stalk-pulling rollers are located the left and right sides of plucking the ear of grain assembly, the stalk-pulling roller extends around, two adjacent stalk-pulling rollers are mutual interval, two adjacent stalk-pulling rollers of working process rotate and with maize stalk, in this in-process, the ear of fruit on the maize stalk is dragged down.

Due to the fact that the corn ear heights of different regions are different greatly, the corn harvesters in different regions need to adjust the lifting angles of the ear picking frames (the corn ear heights in Huang-Huai-Hai regions are lower than the ear picking device assemblies, and the corn ear heights in northeast regions are higher than the ear picking device assemblies). Therefore, users who work across regions frequently adjust the corn harvesting rate, and income of the operation across regions is increased, so that the corn harvesting rate and the popularization rate in China are far behind those of wheat.

In addition, the ear picking device can lead to corn stalks to be accumulated on one side in the ear picking process, lead to large conveying pressure of the stalk auger, disorder stalks and poor stalk chopping effect, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can improve maize picker's regional commonality to above problem, promote the stem ear of grain and header of stalk shredding effect.

In order to achieve the above purpose, the utility model discloses a stalk and ear concurrently header, including stalk feeding rack, stalk feeding rack upside articulates there is the ear of grain frame of plucking, plucks and installs a plurality of ear of grain assemblies of plucking in the ear of grain frame, plucks the both sides of ear of grain assembly and installs the stem drawing roller that extends around, and its structural feature is: an ear picking channel is arranged between two adjacent ear picking assemblies, the stem pulling rollers are positioned at the left side and the right side of the ear picking channel, the center line of the ear picking rack is taken as a boundary line, and the mounting height of the stem pulling roller at the side close to the center line is higher than that of the stem pulling roller at the side far away from the center line.

After adopting above-mentioned structure, through the adjustment stalk-pulling roller mounting height who plucks ear of grain passageway both sides, make the maize stalk that is located the central line right side draw left, make the maize stalk that is located the central line left side draw right side, the stalk is concentrated relatively like this, compares in driven maize picker, and the stalk is arranged neatly, can improve the shredding effect of stalk.

Preferably, a header adjusting oil cylinder for controlling the lifting angle of the ear picking frame is arranged between the stalk feeding rack and the ear picking frame. After adopting above-mentioned structure, through the extension length of control header adjusting cylinder, make pluck the ear of grain frame and rotate around stalk feeding rack to the lifting angle of control stalk feeding rack, this structural control is convenient, the simple operation, and the difficult problem of different areas trans-regional results is solved and realized to this different areas agronomy adaptability that improves the mechanized results of maize. The cross-region operation of the mechanized harvesting of the corn can be realized, the mechanized harvesting rate of the corn is further improved, the labor intensity of farmers is reduced, and the chopping effect of the stalks is improved.

Regarding the mounting structure of the header adjusting oil cylinder, an upper oil cylinder fixing seat is mounted on the ear picking rack, a lower oil cylinder fixing seat is mounted on the stalk feeding rack, and the upper end and the lower end of the header adjusting oil cylinder are hinged with the upper oil cylinder fixing seat and the lower oil cylinder fixing seat respectively.

Preferably, the two header adjusting oil cylinders are arranged and are respectively positioned on the left side and the right side of the header, so that the header is stressed more uniformly.

Preferably, an electric push rod for controlling the lifting angle of the ear picking frame is arranged between the stalk feeding rack and the ear picking frame, and the lifting angle of the ear picking frame is controlled through the electric push rod, so that the control is convenient and fast.

Preferably, an electric screw rod for controlling the lifting angle of the ear picking frame is arranged between the stalk feeding rack and the ear picking frame. The electric lead screw is used for controlling the lifting angle of the ear picking frame, and the control is convenient and fast.

Preferably, the stalk-pulling roll is provided with a spiral rib which is spirally wound on the outer wall of the stalk-pulling roll. During the working process, the stalk-pulling rollers rotate, and the spiral ribs on two adjacent stalk-pulling rollers pull the corn stalks downwards.

Preferably, the stalk-pulling roll is provided with straight ribs, the straight ribs are positioned on the outer wall of the stalk-pulling roll, and the straight ribs extend along the length direction of the stalk-pulling roll. During the working process, the stalk-pulling rollers rotate, and the straight ribs on two adjacent stalk-pulling rollers pull the corn stalks downwards.

Regarding the structural style of the straight muscle on the stalk-chopped header, the straight muscle is equipped with many, and many straight muscle encircle the stalk-chopped header interval and arrange.

To sum up, the beneficial effects of the utility model reside in that: through the adjustment stalk-pulling roller mounting height who plucks ear of grain passageway both sides, make the maize stalk that is located the central line right side draw to the left side, make the maize stalk that is located the central line left side draw to the right side, the stalk is concentrated relatively like this, compares in driven maize picker, and the stalk is arranged neatly, can improve the shredding effect of stalk. And the extension length through control header adjusting cylinder makes the ear of grain machine frame rotate around stalk feeding rack to control the lifting angle of stalk feeding rack, this structural control is convenient, the simple operation to this improves the different areas agronomy adaptability of the mechanized results of maize, solves and realizes the difficult problem of different areas trans-regional results. The cross-region operation of the mechanical corn harvesting can be realized, the mechanical corn harvesting rate is further improved, the labor intensity of farmers is reduced, and the chopping effect of the stalks is improved.

Drawings

Fig. 1 is a schematic structural view of a header;

fig. 2 is a schematic side view of the header;

fig. 3 is a schematic diagram of the arrangement structure of the snapping assembly.

In the figure: the corn ear picking machine comprises a header 2, a stalk auger 206, a cutter assembly 207, an ear picking assembly 208, a stalk pulling roller 209, an ear picking frame 210, a header adjusting oil cylinder 211, a stalk feeding rack 212, an upper oil cylinder fixing seat 213, a lower oil cylinder fixing seat 214 and an ear picking channel 215.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present application.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The following is a description of preferred embodiments of the present invention with reference to the accompanying drawings.

The utility model provides a stalk ear concurrently header, including stalk feeding rack 212, stalk feeding rack 212 upside articulates there is ear picking frame 210, ear picking frame 210 is last to install a plurality of ear picking assemblies 208, ear picking assembly 208's both sides are installed and are drawn stem roller 209 that extend around, be equipped with one ear picking passageway 215 between two adjacent ear picking assemblies 208, draw stem roller 209 to be located the left and right sides of ear picking passageway 215, use the central line of ear picking frame 210 as the boundary line, the dash-and-dot line of central line reference figure 1, the mounting height that is close to stem roller 209 on one side of the central line is higher than the mounting height who keeps away from stem roller 209 on one side of the central line. Referring to the attached drawing 1, after the structure is adopted, the installation heights of the stem pulling rollers 209 at the two sides of the ear picking channel 215 are adjusted, so that the corn stems on the right side of the central line are pulled leftwards, and the corn stems on the left side of the central line are pulled rightwards, therefore, the stems are relatively concentrated, and compared with a transmission corn harvester, the stems are arranged neatly, and the stalk chopping effect can be improved.

Regarding the first embodiment of the lifting angle control structure of the ear plucking frame 210, referring to fig. 2, a header adjusting cylinder 211 for controlling the lifting angle of the ear plucking frame 210 is installed between the stalk feeding stand 212 and the ear plucking frame 210. After adopting above-mentioned structure, through the extension length of control header adjusting cylinder 211, make pluck ear of grain frame 210 and rotate around stalk feeding rack 212 to control stalk feeding rack 212's lifting angle, this structural control is convenient, the simple operation, improve the different areas agronomy adaptability of the mechanized results of maize with this, solve and realize the difficult problem of different areas cross-regional results. The cross-region operation of the mechanical corn harvesting can be realized, the mechanical corn harvesting rate is further improved, the labor intensity of farmers is reduced, and the chopping effect of the stalks is improved.

Regarding the mounting structure of the header adjusting oil cylinder 211, an upper oil cylinder fixing seat 213 is mounted on the snapping frame 210, a lower oil cylinder fixing seat 214 is mounted on the stalk feeding rack 212, and the upper end and the lower end of the header adjusting oil cylinder 211 are respectively hinged with the upper oil cylinder fixing seat 213 and the lower oil cylinder fixing seat 214. The two header adjusting oil cylinders 211 are arranged, and the two header adjusting oil cylinders 211 are respectively positioned at the left side and the right side of the header 2, so that the header 2 is more uniformly stressed.

Regarding the second embodiment of the control structure for the lifting angle of the ear picking frame 210, an electric push rod for controlling the lifting angle of the ear picking frame 210 is installed between the stalk feeding rack 212 and the ear picking frame 210, and the lifting angle of the ear picking frame 210 is controlled by the electric push rod, so that the control is convenient and fast.

Regarding the third embodiment of the ear picker frame 210 elevation angle control structure, an electric screw rod for controlling the elevation angle of the ear picker frame 210 is installed between the stalk feeding stage 212 and the ear picker frame 210. The lifting angle of the ear picking frame 210 is controlled through the electric lead screw, so that the control is convenient and fast.

With reference to fig. 1 and 3, in a first embodiment of the stalk rolls 209, the stalk rolls 209 are provided with spiral ribs which are spirally wound around the outer wall of the stalk rolls 209. In the working process, the stalk-pulling rollers 209 rotate, and the spiral ribs on two adjacent stalk-pulling rollers 209 pull the corn stalks downwards.

In connection with the second embodiment of the stalk rolls 209, the stalk rolls 209 are provided with straight ribs on the outer wall of the stalk rolls 209, which ribs extend in the longitudinal direction of the stalk rolls 209. In the working process, the stem drawing rollers 209 rotate, and the straight ribs on two adjacent stem drawing rollers 209 draw the corn stems downwards. Regarding the structural style of the straight ribs on the stalk-pulling roll 209, the straight ribs are provided with a plurality of straight ribs which are arranged at intervals around the stalk-pulling roll 209.

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 should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a stalk ear concurrently header, including stalk feeding rack (212), stalk feeding rack (212) upside articulates there is ear of grain frame (210), install a plurality of ear of grain assemblies (208) of plucking on ear of grain frame (210), ear of grain assembly (208) both sides are plucked and stem drawing roller (209) that extend around are installed, a serial communication port, be equipped with one between two adjacent ear of grain assemblies (208) and pluck ear passageway (215), stem drawing roller (209) are located the left and right sides of plucking ear passageway (215), the central line that uses ear of grain frame (210) as the boundary, the mounting height that is close to central line one side stem drawing roller (209) is higher than the mounting height who keeps away from central line one side stem drawing roller (209).

2. The stalk-ear header as claimed in claim 1, wherein a header adjusting cylinder (211) for controlling the lifting angle of the ear picking frame (210) is installed between the stalk feeding frame (212) and the ear picking frame (210).

3. The stalk-ear harvesting platform as claimed in claim 2, characterized in that the stalk-ear picking frame (210) is provided with an upper cylinder fixing seat (213), the stalk feeding frame (212) is provided with a lower cylinder fixing seat (214), and the upper and lower ends of the harvesting platform adjusting cylinder (211) are respectively hinged with the upper cylinder fixing seat (213) and the lower cylinder fixing seat (214).

4. The stalk-ear harvesting header as claimed in claim 2, wherein there are two header adjusting cylinders (211), and the two header adjusting cylinders (211) are respectively located at the left and right sides of the header (2).

5. The stalk-ear header as claimed in claim 1 wherein an electric push rod for controlling the lifting angle of the ear picking frame (210) is installed between the stalk feeding stage (212) and the ear picking frame (210).

6. The stalk-ear header as claimed in claim 1 wherein an electric lead screw for controlling the lifting angle of the ear picking frame (210) is installed between the stalk feeding stand (212) and the ear picking frame (210).

7. The stalk-ear header as claimed in claim 1 wherein the stalk-pulling roll (209) is provided with spiral ribs which are spirally wound on the outer wall of the stalk-pulling roll (209).

8. The stem-ear header as claimed in claim 1, wherein the stem-pulling roll (209) is provided with straight ribs, the straight ribs are located on the outer wall of the stem-pulling roll (209), and the straight ribs extend along the length direction of the stem-pulling roll (209).

9. The stem-ear header as claimed in claim 8, wherein the straight ribs are provided in a plurality, and the plurality of straight ribs are arranged at intervals around the stem drawing roller (209).