CN115211291B - HMT gearbox for silage harvester feeding system and control method thereof - Google Patents
HMT gearbox for silage harvester feeding system and control method thereof Download PDFInfo
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- CN115211291B CN115211291B CN202210814817.7A CN202210814817A CN115211291B CN 115211291 B CN115211291 B CN 115211291B CN 202210814817 A CN202210814817 A CN 202210814817A CN 115211291 B CN115211291 B CN 115211291B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
- A01F29/01—Cutting apparatus specially adapted for cutting hay, straw or the like specially adapted for being mounted on or drawn by a tractor, e.g. field choppers
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
- A01F29/09—Details
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
- A01F29/09—Details
- A01F29/14—Drives
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Abstract
The invention relates to the technical field of agricultural machinery, in particular to an HMT gearbox for a silage harvester feeding system and a control method thereof. The method comprises the following steps: the HMT gearbox adopts the HMT structure, and the HMT structure includes: a housing; a flow distribution mechanism; a confluence mechanism; the mechanical speed change mechanism is arranged in the shell; the Y-shaped gear train is arranged in the shell; the hydraulic speed regulation structure is used for realizing hydraulic speed regulation through a hydraulic variable motor, and the hydraulic motor is used for providing power; the HMT structure is used for transmission through the mechanical speed change mechanism and segmented stepless speed change is carried out through the combination of the transmission of the hydraulic speed regulation mechanism and the transmission of the mechanical speed change mechanism, input power is divided into two paths through the dividing mechanism, one path of input power flows to the converging mechanism PTO1 through the speed regulation mechanism to provide power for the header, and the other path of input power is transmitted to the converging mechanism PTO2 through the speed regulation mechanism to provide power for the feeding system. The invention has the advantages of improving the reliability and the transmission efficiency of the whole system of the ensiling machine and reducing the manufacturing and maintenance cost of parts.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to an HMT gearbox for a silage harvester feeding system and a control method thereof.
Background
The green fodder harvester is an agricultural mechanical device mainly used for harvesting short green fodder crops such as green pasture, oat, beet stems and leaves. The main working part is a rotary chopper provided with a plurality of flail knives, the field harvesting machine which is used as green fodder in a broad sense can be called as a green fodder harvester, and the green fodder harvester is actually an organic combination of the chopper and a prefix part, so that the field harvesting process of the green fodder is completed. The process is to produce green leather products from green fodder crops growing in the field, and no matter what grass resources are used as the pretreatment process of the green fodder, the green fodder harvester can not be left.
However, in the prior art, most of the existing domestic feeding systems of the silage harvester adopt a simple gearbox and chain structure, the overall structure is complex, the transmission efficiency is low, the failure rate is high, the maintenance cost is high, the system section and classification selection is few, the pasture requirements cannot be met, and some manufacturers adopt hydraulic sectional transmission.
Disclosure of Invention
The invention aims to provide an HMT gearbox for an ensilage machine feeding system and a control method thereof.
The invention improves the problems that in the prior art, a simple gearbox and chain structure is adopted in a feeding system of the silage harvester, the overall structure is complex, the transmission efficiency is low, the failure rate is high, the maintenance cost is high, the grading selection of system sections is less, and the pasture requirements cannot be met.
The invention improves the problems that the prior art has complex overall mechanical transmission structure and low efficiency, and the sectional hydraulic transmission can not accurately adjust the speed matching of each functional part, and can not be suitable if the precise hydraulic cost and working condition are adopted, and the like; the HMT combination utilizes the speed regulation advantage of hydraulic pressure, and the precision of mechanical speed change is also structured, and the working speed regulation of the hydraulic motor in high volumetric efficiency is also ensured.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a silage machine HMT gearbox for feeding system, the HMT gearbox adopts the HMT structure, including casing, reposition of redundant personnel mechanism, confluence mechanism, hydraulic pressure speed governing structure and mechanical speed change mechanism, the HMT structure still includes:
the Y-shaped gear train is arranged in the shell;
a hydraulic motor for providing power;
the HMT structure is used for passing through mechanical speed change mechanism carries out the transmission, and passes through hydraulic pressure speed control mechanism with mechanical speed change mechanism transmission combines together and carries out segmentation infinitely variable, and input power passes through reposition of redundant personnel mechanism reposition of redundant personnel is two ways, passes through all the way hydraulic pressure speed control mechanism flows to converging mechanism PTO1 and provides power for the header, and another pass through hydraulic pressure speed control mechanism passes to converging mechanism PTO2 and provides power for feed system.
In some embodiments of the present application, the header is fed after the gear train of the Y-type is decelerated and the feed roller is fed after the gear train of the Y-type is shifted by the gear train of the Y-type being decelerated and shifted in steps when the feeder system of the silage harvester is operated.
In order to achieve the above object, the present invention further provides a control method of an ensilage feeding system, which is applied to the HMT gearbox for an ensilage feeding system, and comprises:
step S1: the hydraulic motor is started to provide power, and the power is input into the header after being decelerated through the Y-shaped gear train to collect the ensiled crops;
step S2: feeding silage crops, when the silage crops enter between feeding rollers, feeding the silage crops into a chopping mechanism through the feeding rollers, and cutting the silage crops into sections through a movable cutter rotating in the chopping mechanism;
and step S3: the cutting mechanism feeds the cut silage crops into a throwing mechanism through a transition port to discharge;
further comprising:
in the step S2, the cutting length H0 of the silage crop is detected in real time by a detection unit of the HMT gearbox control system, and the feeding speed of the feeding structure is controlled and adjusted by a control unit provided in the HMT gearbox.
In some embodiments of the present application, a preset material cut length matrix T0 and a preset feeding speed matrix a of a feeding structure are set in the control unit, and for the feeding speed matrix a of the feeding structure, a (A1, A2, A3, A4) is set, where A1 is a feeding speed of a first preset feeding structure, A2 is a feeding speed of a second preset feeding structure, A3 is a feeding speed of a third preset feeding structure, A4 is a feeding speed of a fourth preset feeding structure, and 2 meters < A1 < A2 < A3 < A4 < 7 meters;
setting T0 (T01, T02, T03, T04) for the cutting length matrix T0 of the preset materials, wherein T01 is the cutting length of a first preset material, T01 is the cutting length of a second preset material, T01 is the cutting length of a third preset material, T01 is the cutting length of a fourth preset material, and T01 is more than T02 and less than T03 and less than T04;
the control unit is used for selecting the feeding speed of the corresponding feeding structure as the feeding speed of the feeding structure according to the relation between the H0 and the cutting length matrix T0 of the preset material;
when H0 is less than T01, selecting the feeding speed A1 of the first preset feeding structure as the feeding speed of the feeding structure;
when T01 is larger than or equal to H0 and is smaller than T02, selecting the feeding speed A2 of the second preset feeding structure as the feeding speed of the feeding structure;
when T02 is more than or equal to H0 and less than T03, selecting the feeding speed A3 of the third preset feeding structure as the feeding speed of the feeding structure;
and when the T03 is more than or equal to H0 and less than T04, selecting the feeding speed A4 of the fourth preset feeding structure as the feeding speed of the feeding structure.
In some embodiments of the present application, in step S2, the rotating speed V0 of the moving blade is detected in real time by a detection unit disposed in the HMT gearbox, and the feeding speed HO of the feeding structure is controlled and adjusted by a control unit disposed in the HMT gearbox system, so as to control the quality of the silage crop.
In some embodiments of the present application, a preset moving blade rotation speed matrix P0 and a preset feeding speed correction coefficient matrix B of a feeding structure are further set in the control unit, and for the feeding speed correction coefficient matrix B of the feeding structure, B (B1, B2, B3, B4) is set, where B1 is a feeding speed correction coefficient of a first preset feeding structure, B2 is a feeding speed correction coefficient of a second preset feeding structure, B3 is a feeding speed correction coefficient of a third preset feeding structure, B4 is a feeding speed correction coefficient of a fourth preset feeding structure, and B1 < B2 < B3 < B4; setting P0 (P01, P02, P03, P04) for the rotation speed matrix P0 of the preset moving blades, wherein P01 is the rotation speed of the first preset moving blade, P02 is the rotation speed of the second preset moving blade, P03 is the rotation speed of the third preset moving blade, P04 is the rotation speed of the fourth preset moving blade, and P01 < P02 < P03 < P04;
the control unit is also used for selecting a corresponding feeding speed correction coefficient of the feeding structure according to the relation between the V0 and the rotating speed matrix P0 of the preset movable knife to correct the feeding speed of the feeding structure so as to control the quality of the silage crops;
when V0 is less than T01, selecting a feeding speed correction coefficient B1 of the first feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B1A 1;
when T01 is less than or equal to V0 and less than T02, selecting a feeding speed correction coefficient B2 of the second feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B2A 2;
when T02 is not less than V0 and less than T03, selecting a feeding speed correction coefficient B3 of the third feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B3 x A3;
and when the T03 is less than or equal to V0 and less than T04, selecting a feeding speed correction coefficient B4 of the fourth feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B4A 4.
The invention provides an HMT gearbox for a silage harvester feeding system and a control method thereof, and compared with the prior art, the HMT gearbox has the beneficial effects that:
(1) The technical scheme includes that an HMT structure is adopted, a gearbox of a feeding system of the silage harvester is designed, power is provided by a servo hydraulic motor, the speed is reduced and changed in a grading manner through a gear train arranged in a Y shape, the reduced speed is input into the header, and the changed speed is input into the feeding roller, so that the combination of mechanical speed change and hydraulic speed regulation can be realized, the grading of the feeding system of the silage harvester in sections is greatly increased, the HMT structure not only utilizes the advantage of hydraulic speed regulation, but also constructs the precision of mechanical speed change, and ensures that the hydraulic motor works and regulates the speed in high volumetric efficiency.
(2) The gear transmission is used for replacing chain wheel transmission, the stable transmission of the gearbox is used for replacing chain transmission with a complex structure, the reliability and the transmission efficiency of the whole system are improved, and the manufacturing and maintenance cost of parts is reduced.
Drawings
FIG. 1 is a schematic diagram of the HMT gearbox for the silage feed system of the present invention;
fig. 2 is a flow chart of the HMT gearbox control method for a silage machine feed system of the present invention.
In the figure, 101, Y-shaped gear trains; 102. a hydraulic motor; 103. a PTO2; 104. a PTO1.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with 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, "a plurality" means 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 directly connected or indirectly connected through an intermediate member, or they may be connected to each other through an intermediate member. 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.
In the prior art, the feeding system of most domestic ensilage machines at present adopts simple and easy gearbox and chain structure, overall structure is complicated, low transmission efficiency, the fault rate is high, the maintenance cost is high, and the hierarchical selection of system dissection is few, can't satisfy the pasture demand, some producers adopt hydraulic pressure segmentation transmission in addition, because hydraulic system characteristic problem and volumetric efficiency problem, can't guarantee whole feeding system's rotational speed and match and best transmission efficiency, in addition, feeding system is deciding the regulation of ensilage machine cutting length, traditional mechanical transmission structure is complicated, the inefficiency, segmentation hydraulic transmission again can't accurate adjustment each functional unit's speed match, if adopt accurate hydraulic pressure, can't produce the unable scheduling problem that is suitable for of cost and operating mode.
Therefore, the invention provides an HMT gearbox for a silage harvester feeding system and a control method thereof.
Referring to fig. 1, the disclosed embodiment of the present invention provides an HMT gearbox for a silage harvester feeding system, wherein the HMT gearbox adopts an HMT structure, and includes a housing, a flow dividing mechanism, a converging mechanism, a hydraulic speed regulation mechanism, and a mechanical speed change mechanism, and the HMT structure further includes:
the Y-shaped gear train is arranged in the shell;
the hydraulic motor is used for providing power;
the HMT structure is used for transmission through the mechanical speed-changing mechanism and segmented stepless speed change is carried out through the combination of the transmission of the hydraulic speed-regulating mechanism and the transmission of the mechanical speed-changing mechanism, input power is divided into two paths through the dividing mechanism, one path of input power flows to the converging mechanism PTO1 through the hydraulic speed-regulating mechanism to provide power for the header, and the other path of input power is transmitted to the converging mechanism PTO2 through the hydraulic speed-regulating mechanism to provide power for the feeding system.
In one embodiment of the application, when the silage harvester feeding system works, the silage is input into the header after the speed of the Y-shaped gear train is reduced and the silage is input into the feeding roller after the speed of the Y-shaped gear train is changed through the step speed reduction and speed change of the Y-shaped gear train.
Referring to fig. 2, the disclosed embodiment of the present invention further provides a control method of a silage machine feeding system, which is applied to an HMT gearbox for the silage machine feeding system, and includes:
step S1: the hydraulic motor is started to provide power, and the power is input into the cutting table after being decelerated through the Y-shaped gear train to collect the silage crops;
step S2: feeding the silage crops, when the silage crops enter the space between the feeding rollers, feeding the silage crops into the shredding mechanism through the feeding rollers, and cutting the silage crops into sections through a movable cutter rotating in the shredding mechanism;
and step S3: the cutting mechanism feeds the cut silage crops into a throwing mechanism through a transition port to discharge;
further comprising:
in step S2, the cutting length H0 of the silage crop is detected in real time by a detection unit of the HMT gearbox control system, and the feeding speed of the feeding structure is controlled and adjusted by a control unit provided in the HMT gearbox.
In one embodiment of the application, a preset material cut length matrix T0 and a preset feeding speed matrix a of the feeding structure are set in the control unit, and for the feeding speed matrix a of the preset feeding structure, a (A1, A2, A3, A4) is set, where A1 is a feeding speed of a first preset feeding structure, A2 is a feeding speed of a second preset feeding structure, A3 is a feeding speed of a third preset feeding structure, A4 is a feeding speed of a fourth preset feeding structure, and 2 meters < A1 < A2 < A3 < A4 < 7 meters;
setting T0 (T01, T02, T03, T04) for a segment length matrix T0 of the preset materials, wherein T01 is the segment length of a first preset material, T01 is the segment length of a second preset material, T01 is the segment length of a third preset material, T01 is the segment length of a fourth preset material, and T01 is more than T02 and less than T03 and less than T04;
the control unit is used for selecting the feeding speed of the corresponding feeding structure as the feeding speed of the feeding structure according to the relation between the H0 and the cutting length matrix T0 of the preset material;
when H0 is less than T01, selecting the feeding speed A1 of a first preset feeding structure as the feeding speed of the feeding structure;
when T01 is more than or equal to H0 and less than T02, selecting the feeding speed A2 of a second preset feeding structure as the feeding speed of the feeding structure;
when T02 is more than or equal to H0 and less than T03, selecting the feeding speed A3 of a third preset feeding structure as the feeding speed of the feeding structure;
and when the T03 is more than or equal to H0 and less than T04, selecting the feeding speed A4 of the fourth preset feeding structure as the feeding speed of the feeding structure.
In a specific embodiment of the present application, in step S2, the rotating speed V0 of the moving blade is detected in real time by a detection unit disposed in the HMT gearbox, and the feeding speed HO of the feeding structure is controlled and adjusted by a control unit disposed in the HMT gearbox system, so as to control the quality of the silage crops.
In a specific embodiment of the application, a preset moving blade rotation speed matrix P0 and a preset feeding speed correction coefficient matrix B of the feeding structure are further set in the control unit, and for the preset feeding speed correction coefficient matrix B of the feeding structure, B (B1, B2, B3, B4) is set, wherein B1 is a feeding speed correction coefficient of a first preset feeding structure, B2 is a feeding speed correction coefficient of a second preset feeding structure, B3 is a feeding speed correction coefficient of a third preset feeding structure, B4 is a feeding speed correction coefficient of a fourth preset feeding structure, and B1 < B2 < B3 < B4; setting P0 (P01, P02, P03, P04) for a rotation speed matrix P0 of the preset moving blades, wherein P01 is the rotation speed of the first preset moving blade, P02 is the rotation speed of the second preset moving blade, P03 is the rotation speed of the third preset moving blade, P04 is the rotation speed of the fourth preset moving blade, and P01 is more than P02 and less than P03 and less than P04;
the control unit is also used for selecting a corresponding feeding speed correction coefficient of the feeding structure according to the relation between the V0 and a preset rotating speed matrix P0 of the movable knife to correct the feeding speed of the feeding structure so as to control the quality of the ensilaged crops;
when V0 is less than T01, selecting a feeding speed correction coefficient B1 of the first feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B1A 1;
when T01 is less than or equal to V0 and less than T02, selecting a feeding speed correction coefficient B2 of the second feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B2 x A2;
when T02 is less than or equal to V0 and less than T03, selecting a feeding speed correction coefficient B3 of a third feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B3 x A3;
and when the T03 is less than or equal to V0 and less than T04, selecting a feeding speed correction coefficient B4 of the fourth feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B4A 4.
According to the first concept of the invention, the HMT structure is adopted, the gearbox of the feeding system of the silage harvester is designed, power is provided by a servo hydraulic motor, the speed and the speed are reduced and changed in a grading manner through the gear train arranged in a Y shape, the reduced speed is input into the header, the speed is input into the feeding roller, the transmission is replaced by the gear transmission, the chain transmission with the complicated structure is replaced by the stability of the gearbox, the reliability and the transmission efficiency of the whole system are improved, and the manufacturing and maintenance cost of parts is reduced.
According to the second concept of the invention, the combination of mechanical speed change and hydraulic speed regulation can be realized by adopting a servo hydraulic motor and mechanical gear transmission, so that the sectional grading of the feeding system of the silage harvester is greatly increased; the HMT combination utilizes the speed regulation advantage of hydraulic pressure, and the precision of mechanical speed change is also structured, and the working speed regulation of the hydraulic motor in high volumetric efficiency is also ensured.
In conclusion, the gearbox adopts the HMT structure, the hydraulic motor provides power, the hydraulic motor and the mechanical gear transmission are adopted, the combination of mechanical speed change and hydraulic speed regulation can be realized, the segmentation classification of the feeding system of the silage harvester is greatly increased, the working speed regulation of the hydraulic motor in high volume efficiency is ensured, in addition, the invention also changes the chain wheel transmission mode and the planetary gear transmission mode in the prior art, and adopts the Y-shaped gear train instead of the chain wheel transmission, the stable chain transmission with the complex structure is replaced by the gear transmission, the reliability and the transmission efficiency of the whole system are improved, and the manufacturing and maintenance cost of components is reduced.
The above description is only an embodiment of the present invention, but not intended to limit the scope of the present invention, and any structural changes made according to the present invention should be considered as being limited within the scope of the present invention without departing from the spirit of the present invention. It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working process and related description of the system described above may refer to the corresponding process in the foregoing method embodiments, and will not be described herein again.
It should be noted that, the system provided in the foregoing embodiment is only illustrated by dividing the functional modules, and in practical applications, the functions may be distributed by different functional modules according to needs, that is, the modules or steps in the embodiment of the present invention are further decomposed or combined, for example, the modules in the foregoing embodiment may be combined into one module, or may be further split into multiple sub-modules, so as to complete all or part of the functions described above. Names of the modules and steps related in the embodiments of the present invention are only for distinguishing the modules or steps, and are not to be construed as unduly limiting the present invention.
Those of skill in the art would appreciate that the various illustrative modules, method steps, and programs described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the software modules, method steps, and corresponding programs may be located in Random Access Memory (RAM), memory, read Only Memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art. To clearly illustrate this interchangeability of electronic hardware and software, various illustrative components and steps have been described above generally in terms of their functionality. Whether these functions are performed in electronic hardware or software depends upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is apparent to those skilled in the art that the scope of the present invention is not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (3)
1. A control method of a feeding system of an ensiling machine is applied to an HMT gearbox for the feeding system of the ensiling machine and is characterized by comprising the following steps:
step S1: starting a hydraulic motor to provide power, reducing the speed through a Y-shaped gear train, inputting the power into the header, and collecting the ensiled crops;
step S2: feeding silage crops, feeding the silage crops into a shredding mechanism through a feeding roller when the silage crops enter a position between the feeding rollers, and cutting the silage crops into sections through a movable blade rotating in the shredding mechanism;
and step S3: the cutting mechanism sends the silage crops after being cut into sections into a throwing mechanism through an outlet to discharge;
further comprising:
in the step S2, the cutting length H0 of the silage crop is detected in real time by a detection unit of a control system of the HMT gearbox, and the feeding speed of the feeding structure is controlled and adjusted by a control unit arranged in the HMT gearbox;
setting a cutting length matrix T0 of a preset material and a feeding speed matrix A of a preset feeding structure in the control unit, and setting A = (A1, A2, A3, A4) for the feeding speed matrix A of the preset feeding structure, wherein A1 is the feeding speed of a first preset feeding structure, A2 is the feeding speed of a second preset feeding structure, A3 is the feeding speed of a third preset feeding structure, A4 is the feeding speed of a fourth preset feeding structure, and 2m/s, A1, A2, A3, A4 and 7m/s are set;
setting T0= (T01, T02, T03, T04) for the cutting length matrix T0 of the preset materials, wherein T01 is the cutting length of the first preset material, T01 is the cutting length of the second preset material, T01 is the cutting length of the third preset material, T01 is the cutting length of the fourth preset material, and T01 is more than T02 and less than T03 and less than T04;
the control unit is used for selecting the feeding speed of the corresponding feeding structure as the feeding speed of the feeding structure according to the relation between the H0 and the cutting length of the preset material;
when H0 is less than T01, selecting the feeding speed A1 of the first preset feeding structure as the feeding speed of the feeding structure;
when T01 is larger than or equal to H0 and is smaller than T02, selecting the feeding speed A2 of the second preset feeding structure as the feeding speed of the feeding structure;
when T02 is larger than or equal to H0 and smaller than T03, selecting the feeding speed A3 of the third preset feeding structure as the feeding speed of the feeding structure;
when T03 is more than or equal to H0 and less than T04, selecting the feeding speed A4 of the fourth preset feeding structure as the feeding speed of the feeding structure;
HMT gearbox adopts the HMT structure, including casing, reposition of redundant personnel mechanism, hydraulic pressure speed control mechanism and mechanical speed change mechanism converge, the HMT structure still includes:
the Y-shaped gear train is arranged in the shell;
a hydraulic motor for providing power;
the HMT structure is used for passing through mechanical speed change mechanism carries out the transmission, and passes through hydraulic pressure speed control mechanism with mechanical speed change mechanism transmission combines together and carries out segmentation infinitely variable, and input power passes through reposition of redundant personnel mechanism reposition of redundant personnel is two ways, passes through all the way hydraulic pressure speed control mechanism flows to converging mechanism PTO1 and provides power for the header, and another pass through hydraulic pressure speed control mechanism passes to converging mechanism PTO2 and provides power for feed system.
2. A method of controlling an ensilage feeding system according to claim 1, characterized in that,
in the step S2, the rotating speed V0 of the moving blade is detected in real time by a detection unit arranged in the HMT gearbox, and the feeding speed of the feeding structure is controlled and adjusted by a control unit arranged in the HMT gearbox system, so as to control the quality of the silage crops.
3. A method of controlling an ensilage feeding system according to claim 2, characterized in that,
a rotation speed matrix P0 of a preset moving blade and a feeding speed correction coefficient matrix B of a preset feeding structure are also set in the control unit, and B = (B1, B2, B3, B4) is set for the feeding speed correction coefficient matrix B of the preset feeding structure, wherein B1 is a feeding speed correction coefficient of a first preset feeding structure, B2 is a feeding speed correction coefficient of a second preset feeding structure, B3 is a feeding speed correction coefficient of a third preset feeding structure, B4 is a feeding speed correction coefficient of a fourth preset feeding structure, and B1 is more than B2 and less than B3 and less than B4; setting P0= (P01, P02, P03, P04) for the rotation speed matrix P0 of the preset moving blades, wherein P01 is the rotation speed of the first preset moving blade, P02 is the rotation speed of the second preset moving blade, P03 is the rotation speed of the third preset moving blade, P04 is the rotation speed of the fourth preset moving blade, and P01 < P02 < P03 < P04;
the control unit is also used for selecting a corresponding feeding speed correction coefficient of the feeding structure according to the relation between the V0 and the rotating speed of the preset movable knife to correct the feeding speed of the feeding structure so as to control the quality of the silage crops;
when V0 is less than T01, selecting a feeding speed correction coefficient B1 of the first preset feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B1A 1;
when T01 is less than or equal to V0 and less than T02, selecting a feeding speed correction coefficient B2 of the second preset feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B2A 2;
when T02 is less than or equal to V0 and less than T03, selecting a feeding speed correction coefficient B3 of the third preset feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B3A 3;
and when the T03 is less than or equal to V0 and less than T04, selecting a feeding speed correction coefficient B4 of the fourth preset feeding structure to correct the feeding speed of the feeding structure, wherein the corrected feeding speed of the feeding structure is B4A 4.
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