Hitching mechanism and conveying device for header of grain harvester

Abstract

The utility model relates to a grain harvester header hitching mechanism and a conveying device.The grain harvester header hitching mechanism comprises an adjusting hanging plate, a rotating hanging plate, an adjusting shaft, a first driving part and a second driving part, the adjusting shaft is fixed to the rotating hanging plate, the adjusting hanging plate is rotationally connected to the adjusting shaft, and the first driving part and the second driving part are fixed to the adjusting hanging plate. The rotary hanging plate is rotationally connected to the rack through a rotary shaft, and the rotary shaft is perpendicular to the adjusting shaft. The two ends of the first driving part are hinged to the adjusting hanging plate and the rotating hanging plate correspondingly and drive the adjusting hanging plate to swing left and right relative to the rotating hanging plate around the adjusting shaft. The two ends of the second driving part are hinged to the rack and the rotating hanging plate correspondingly and drive the rotating hanging plate and the adjusting hanging plate to swing front and back. By adding the function of adjusting the angle of the hanging plate left, right, front and back, the problem that crops on uphill ridges and downhill ridges can not be harvested by the header at the same time when slope terrain exists is solved, and the problem of crop loss caused by poor adaptive angle when different crop headers are installed on different terrains is solved.

Description

Technical Field

[0001] The utility model relates to the technical field related to agricultural machinery, and in particular to a harvester header hooking mechanism and a conveying device for a grain harvester. Background Art

[0002] The inclined conveying device of the grain harvester is the first conveying device of the grain harvester. It is located between the header and the axial flow threshing system of the grain harvester. It is mainly responsible for conveying crops such as corn and soybeans on the header to the axial flow threshing system for threshing. The inclined conveying devices of most grain harvesters on the market have the following defects: (1) The front adjustment hanging plate cannot be adjusted left and right. When there is a sloping terrain, it is easy for crops on the uphill ridge and downhill ridge to appear, and the header cannot harvest them at the same time. (2) The front rotating hanging plate cannot be adjusted forward and backward. When installing different crop headers on different terrains, it is easy for the adaptation angle to be poor, resulting in crop losses. The above problems directly affect the overall harvesting efficiency of the grain harvester, prolong the operation time, and also reduce the income of farmers. Utility Model Content

[0003] In order to solve one or more technical problems existing in the prior art, the utility model provides a grain harvester header hanging mechanism and a conveying device.

[0004] The utility model solves the above-mentioned technical problems with a technical solution as follows: a grain harvester header hanging mechanism, comprising an adjustment hanging plate, a rotating hanging plate, an adjustment shaft, a first driving unit and a second driving unit, wherein the adjustment shaft is fixed to the rotating hanging plate, the adjustment hanging plate is rotatably connected to the adjustment shaft, the rotating hanging plate is rotatably connected to the frame via the rotating shaft, and the rotating shaft is arranged perpendicular to the adjustment shaft; the two ends of the first driving unit are respectively hinged on the adjustment hanging plate and the rotating hanging plate and drive the adjustment hanging plate to swing left and right around the adjustment shaft relative to the rotating hanging plate, and the two ends of the second driving unit are respectively hinged on the frame and the rotating hanging plate and drive the rotating hanging plate and the adjustment hanging plate to swing back and forth.

[0005] The beneficial effects of the utility model are as follows: the utility model provides a grain harvester header attachment mechanism, which adds a function of adjusting the angle of the hanging plate to the left and right, solving the problem that crops on uphill ridges and downhill ridges are prone to appear when there is a sloping terrain, and the header cannot harvest them at the same time. The function of adjusting the angle of the rotating hanging plate to the front and back is added, solving the problem of poor adaptation angles when installing headers for different crops on different terrains, resulting in crop losses, and the like.

[0006] On the basis of the above technical solution, the present invention can also be improved as follows.

[0007] Furthermore, the adjustment shaft is arranged to extend and tilt forward and backward, the adjustment shaft is fixed to the upper end of the rotating hanging plate, and the front end of the adjustment shaft is higher than the rear end of the adjustment shaft.

[0008] The beneficial effect of adopting the above further solution is that the adjustment shaft is arranged to be tilted and extended forward and backward, so that the adjustment hanging plate can be arranged tilted to facilitate the hanging of the cutting platform.

[0009] Furthermore, the first driving unit is installed on the rear side of the adjustment hanging plate, and the first driving unit is located on the left or right side of the rotating hanging plate, and the driving end of the first driving unit is arranged toward the upper rear of the frame.

[0010] The beneficial effect of adopting the above further solution is that the first driving part can be used to push and adjust the swing of the hanging plate.

[0011] Further, the rotating hanging plate includes an assembly panel and a rotating assembly plate, the assembly panel is extended left and right, the rotating assembly plate is extended front and back, and the rotating assembly plate is fixed on the rear side of the assembly panel; the adjustment shaft is fixed on the upper end of the assembly panel, the adjustment hanging plate is extended left and right and is adapted to be installed on the front side of the assembly panel; the first driving part is located in the assembly slot formed by the assembly panel and the rotating assembly plate, and the assembly slot is arranged toward the left rear side or the right rear side of the frame.

[0012] The beneficial effect of adopting the above further solution is that the first driving part can be easily installed by providing the assembly panel and the rotating assembly plate.

[0013] Furthermore, there are two rotating assembly plates, which are respectively mounted on the left and right rear side surfaces of the assembly panel, and the first driving part is located in an assembly notch formed by the assembly panel and one of the rotating assembly plates.

[0014] The beneficial effect of adopting the above further solution is that by providing two rotating assembly plates, the assembly panel can be easily assembled on the rack and swung around the rotation axis.

[0015] Furthermore, a plurality of arc-shaped adjustment holes are formed on the rotating assembly plate, and arc-shaped center lines of the arc-shaped adjustment holes are located on a circle with a corresponding position on the central axis of the rotating shaft as the center.

[0016] The beneficial effect of adopting the above further solution is that by providing the arc-shaped adjustment hole, it is convenient to swing the rotating assembly plate around the arc-shaped adjustment hole.

[0017] Furthermore, the rotating shaft is extended to the left and right, and a rotating hole adapted to the rotating shaft is provided in the middle of the rotating hanging plate.

[0018] Furthermore, the driving end of the second driving part is arranged toward the front of the frame.

[0019] Furthermore, the left-right swing angle range of the rotating hanging plate is ±4°, and the front-back swing angle range of the rotating hanging plate and the adjustment hanging plate is ±5°.

[0020] A conveying device includes the above-mentioned grain harvester header attachment mechanism, and also includes a conveying mechanism and a frame, wherein the conveying mechanism is installed on the inner side of the frame and conveys the material fed from the front side of the frame to the rear side of the frame, the grain harvester header attachment mechanism is installed on the front side of the frame, the first drive unit is installed on the left or right side of the conveying mechanism, and the second drive unit is installed below the conveying mechanism.

[0021] The beneficial effects of the utility model are as follows: the conveying device of the utility model is convenient for hanging the cutting platform, and can solve the adaptation problem when installing different crop cutting platforms on different terrains. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the top view of the structure of the conveying device of the utility model;

[0023] Figure 2 for Figure 1 Schematic diagram of the cross-sectional structure of AA;

[0024] Figure 3 for Figure 1 Schematic diagram of the cross-sectional structure of the middle BB;

[0025] Figure 4 It is a side structural schematic diagram of the conveying device of the utility model;

[0026] Figure 5 for Figure 4 A schematic diagram of the enlarged structure of the middle part A;

[0027] Figure 6 This is a schematic diagram of the structure after the adjustment plate swings left and right around the adjustment axis.

[0028] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0029] 1. Adjustment plate; 2. Assembly panel; 21. Rotational assembly plate; 22. Arc-shaped adjustment hole; 23. Connecting ear plate; 24. Transverse plate; 3. Adjustment shaft; 4. First drive unit; 5. Second drive unit; 6. Frame; 61. Rotational shaft; 62. Guide bolt; 7. Conveying mechanism. DETAILED DESCRIPTION

[0030] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0031] like Figure 1 to Figure 6 As shown, a grain harvester header hanging mechanism of the present embodiment includes an adjustment hanging plate 1, a rotating hanging plate, an adjustment shaft 3, a first driving unit 4 and a second driving unit 5, wherein the adjustment shaft 3 is fixed to the rotating hanging plate, the adjustment hanging plate 1 is rotatably connected to the adjustment shaft 3, the rotating hanging plate is rotatably connected to the frame 6 through a rotating shaft 61, and the rotating shaft 61 is arranged perpendicular to the adjustment shaft 3; the two ends of the first driving unit 4 are respectively hinged to the adjustment hanging plate 1 and the rotating hanging plate and drive the adjustment hanging plate 1 to swing left and right around the adjustment shaft 3 relative to the rotating hanging plate, and the two ends of the second driving unit 5 are respectively hinged to the frame 6 and the rotating hanging plate and drive the rotating hanging plate and the adjustment hanging plate 1 to swing back and forth.

[0032] like Figure 2 As shown, the adjustment shaft 3 of this embodiment is arranged to extend forward and backward in an inclined manner, the adjustment shaft 3 is fixed to the upper end of the rotating hanging plate, and the front end of the adjustment shaft 3 is higher than the rear end of the adjustment shaft 3. The adjustment shaft is arranged to extend forward and backward in an inclined manner, so as to facilitate the inclined arrangement of the adjustment hanging plate, so as to facilitate the attachment of the header.

[0033] like Figure 4 As shown, the first driving part 4 of this embodiment is installed on the rear side of the adjustment hanging plate 1, and the first driving part 4 is located on the left or right side of the rotating hanging plate, and the driving end of the first driving part 4 is arranged toward the upper rear of the frame 6. It is convenient to use the first driving part to push the adjustment hanging plate to swing. Further, a transverse plate 24 is vertically provided on the outer side of the rotating assembly plate 21, and two groups of connecting ear plates 23 are vertically arranged on the outer side of the rotating assembly plate 21. A group of connecting ear plates 23 located at the bottom is arranged on the transverse plate 24, and the connecting ear plates 23 are also perpendicular to the transverse plate 24. The connecting ear plates 23 can be arranged in parallel with the assembly panel 2, and the two ends of the first driving part 4 are respectively hinged in the two groups of connecting ear plates 23 through pins.

[0034] like Figure 2~Figure 4 As shown, the rotating hanging plate of this embodiment includes an assembly panel 2 and a rotating assembly plate 21, wherein the assembly panel 2 is arranged to extend left and right, and the rotating assembly plate 21 is arranged to extend front and back, and the rotating assembly plate 21 is fixed on the rear side of the assembly panel 2; the adjustment shaft 3 is fixed on the upper end of the assembly panel 2, and the adjustment hanging plate 1 is arranged to extend left and right and is adapted to be installed on the front side of the assembly panel 2; the first driving part 4 is located in the assembly notch formed by the assembly panel 2 and the rotating assembly plate 21, and the assembly notch is arranged toward the left rear side or the right rear side of the frame 6. By setting the assembly panel and the rotating assembly plate, it is convenient to install the first driving part.

[0035] Specifically, two ends of the first driving part 4 are hinged on the adjustment hanging plate 1 and the rotating assembly plate 21 respectively.

[0036] Preferably, there are two rotating assembly plates 21, which are respectively mounted on the rear side surfaces of the left and right sides of the assembly panel 2, and the first driving unit 4 is located in an assembly notch formed by the assembly panel 2 and one of the rotating assembly plates 21. By providing two rotating assembly plates, it is convenient for the assembly panel to be stably assembled on the rack and to swing around the rotation axis.

[0037] Specifically, each of the two rotating assembly plates 21 is provided with a rotating hole, and the frame 6 is provided with two rotating shafts 61 .

[0038] like Figure 2~Figure 4 As shown, the rotating assembly plate 21 of this embodiment is provided with a plurality of arc-shaped adjustment holes 22, and the arc-shaped center lines of the arc-shaped adjustment holes 22 are located on a circle centered at the corresponding positions on the central axis of the rotating shaft 61. By providing the arc-shaped adjustment holes, it is convenient to swing the rotating assembly plate around the arc-shaped adjustment holes.

[0039] like Figure 3 As shown, the rotating shaft 61 of this embodiment is extended left and right, and a rotating hole adapted to the rotating shaft 61 is provided in the middle of the rotating hanging plate.

[0040] like Figure 2 As shown, the driving end of the second driving part 5 of this embodiment is arranged toward the front of the frame 6.

[0041] Optionally, the left-right swing angle range of the rotating hanging plate is ±4°, and the front-back swing angle range of the rotating hanging plate and the adjustment hanging plate 1 is ±5°.

[0042] In this embodiment, both the first driving part 4 and the second driving part 5 can be air cylinders or oil cylinders.

[0043] The grain harvester header attachment mechanism of this embodiment has an additional function of adjusting the angle of the hanging plate to the left and right, which solves the problem that crops on both the uphill ridge and the downhill ridge are prone to appear on the sloping terrain, and the header cannot harvest them at the same time. The addition of the function of adjusting the angle of the rotating hanging plate to the front and back solves the problem of crop loss caused by poor adaptation angles when installing different crop headers on different terrains.

[0044] like Figure 1 to Figure 6As shown, a conveying device of the present embodiment includes the above-mentioned grain harvester header hanging mechanism, and also includes a conveying mechanism 7 and a frame 6, wherein the conveying mechanism 7 is installed on the inner side of the frame 6 and conveys the material fed from the front side of the frame 6 to the rear side of the frame 6, the grain harvester header hanging mechanism is installed on the front side of the frame 6, the first driving unit 4 is installed on the left or right side of the conveying mechanism 7, and the second driving unit 5 is installed below the conveying mechanism 7.

[0045] Specifically, the rotating assembly plates 21 are preferably two and fixed in parallel on the rear side of the assembly panel 2, the front end of the frame 6 is arranged between the two rotating assembly plates 21, and guide bolts 62 are provided on the left and right sides of the front end of the frame 6. The guide bolts 62 on the left and right sides of the frame 6 are respectively arranged in the circular arc adjustment holes 22 of the corresponding rotating assembly plates 21 and can move along the circular arc adjustment holes 22.

[0046] The conveying device of this embodiment is convenient for mounting a harvesting platform, and can solve the problem of adapting different crop harvesting platforms when installed on different terrains.

[0047] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0048] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0049] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0050] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0051] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0052] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A grain harvester header attachment mechanism, characterized in that: It includes an adjustment hanging plate, a rotating hanging plate, an adjustment shaft, a first driving unit and a second driving unit, wherein the adjustment shaft is fixed to the rotating hanging plate, the adjustment hanging plate is rotatably connected to the adjustment shaft, the rotating hanging plate is rotatably connected to the frame through the rotating shaft, and the rotating shaft is arranged perpendicular to the adjustment shaft; the two ends of the first driving unit are respectively hinged on the adjustment hanging plate and the rotating hanging plate and drive the adjustment hanging plate to swing left and right around the adjustment shaft relative to the rotating hanging plate, and the two ends of the second driving unit are respectively hinged on the frame and the rotating hanging plate and drive the rotating hanging plate and the adjustment hanging plate to swing back and forth.

2. A grain harvester header attachment mechanism according to claim 1, characterized in that: The adjustment shaft is arranged to extend and tilt forward and backward, the adjustment shaft is fixed to the upper end of the rotating hanging plate, and the front end of the adjustment shaft is higher than the rear end of the adjustment shaft.

3. The grain harvester header attachment mechanism according to claim 1, characterized in that: The first driving part is installed on the rear side of the adjustment hanging plate, and the first driving part is located on the left side or the right side of the rotating hanging plate, and the driving end of the first driving part is arranged toward the upper rear side of the frame.

4. The grain harvester header attachment mechanism according to claim 1, characterized in that: The rotating hanging plate includes an assembly panel and a rotating assembly plate, the assembly panel is extended left and right, the rotating assembly plate is extended front and back, and the rotating assembly plate is fixed on the rear side of the assembly panel; the adjustment shaft is fixed on the upper end of the assembly panel, the adjustment hanging plate is extended left and right and is adapted to be installed on the front side of the assembly panel; the first driving part is located in the assembly slot formed by the assembly panel and the rotating assembly plate, and the assembly slot is arranged toward the left rear side or the right rear side of the rack.

5. A grain harvester header attachment mechanism according to claim 4, characterized in that: There are two rotating assembly plates, which are respectively mounted on the left and right rear side surfaces of the assembly panel, and the first driving part is located in an assembly notch formed by the assembly panel and one of the rotating assembly plates.

6. A grain harvester header attachment mechanism according to claim 4, characterized in that: The rotating assembly plate is provided with a plurality of arc-shaped adjustment holes, and the arc-shaped center lines of the arc-shaped adjustment holes are located on a circle with the corresponding positions on the central axis of the rotating shaft as the center.

7. A grain harvester header attachment mechanism according to any one of claims 1 to 6, characterized in that: The rotating shaft is extended to the left and right, and a rotating hole adapted to the rotating shaft is provided in the middle of the rotating hanging plate.

8. A grain harvester header attachment mechanism according to any one of claims 1 to 6, characterized in that: The driving end of the second driving part is arranged toward the front of the frame.

9. A grain harvester header attachment mechanism according to any one of claims 1 to 6, characterized in that: The left-right swing angle range of the rotating hanging plate is ±4°, and the front-back swing angle range of the rotating hanging plate and the adjusting hanging plate is ±5°.

10. A conveying device, characterized in that: It comprises a grain harvester header attachment mechanism as described in any one of claims 1 to 9, and also comprises a conveying mechanism and a frame, wherein the conveying mechanism is installed on the inner side of the frame and conveys the material fed from the front side of the frame to the rear side of the frame, the grain harvester header attachment mechanism is installed on the front side of the frame, the first driving unit is installed on the left or right side of the conveying mechanism, and the second driving unit is installed below the conveying mechanism.

Images