Divider supporting and locking structure, header assembly and corn harvester

Abstract

The utility model relates to the technical field of agricultural machinery, in particular to a divider supporting and locking structure, a header assembly and a corn harvester. The divider supporting and locking structure comprises a second rotating shaft assembled and connected to the divider and close to the first end side of the divider, and the axial direction of the second rotating shaft is arranged in the first axial direction. The strip-shaped groove is fixedly formed in an inner side lining plate of the divider, the strip-shaped groove extends in the first extending direction, and the first extending direction is the direction from the first end side of the divider to the tip end side of the other opposite end of the divider; the supporting assembly comprises a supporting rod and a rotating wheel rotationally connected to the first end of the supporting rod, the rotating wheel is slidably connected into the strip-shaped groove, and the second end of the supporting rod is rotationally connected with the second rotating shaft; and the locking and fixing piece is used for locking and fixing the supporting rod. The technical problems that the height of the divider cannot be adjusted, and the adjustable divider cannot be completely and effectively locked, supported and fixed, so that the divider is easy to loosen and deform and is quickly abraded are solved.

Description

Technical Field

[0001] The present application relates to the technical field of agricultural machinery, and in particular to a crop divider support locking structure, a header assembly and a corn harvester. Background Art

[0002] At present, the existing corn harvesters have straw dividers of fixed height that cannot be adjusted, or adjustable height. However, the height adjustment is not very convenient and needs to be disassembled. In addition, the connection position between the adjustable height straw divider and the harvesting table frame generally cannot be completely and effectively locked and fixed. During use, it is easy to loosen, affecting the normal use of the straw divider, and also easily causing deformation of the straw divider and rapid wear of the straw divider, thereby reducing its service life and increasing its use cost. Utility Model Content

[0003] The purpose of the present application is to provide a straw divider support and locking structure, a harvester assembly and a corn harvester, so as to solve the technical problems that the height of the existing straw divider cannot be adjusted, and the adjustable straw divider cannot be completely and effectively locked and supported, resulting in the straw divider being easily loosened, deformed and worn quickly.

[0004] In a first aspect, the present application provides a crop divider support locking structure, which is applied to a crop divider, wherein a first end side of the crop divider and a first connecting side side of a header frame are rotatably connected via a first rotating shaft, so that the crop divider rotates along a first axial direction of the first rotating shaft, comprising:

[0005] A second rotating shaft for assembling and connecting to the crop divider near the first end thereof, wherein the axial direction of the second rotating shaft is arranged in the same direction as the first axial direction; and

[0006] A strip groove for fixedly mounting on the inner lining plate of the crop divider, wherein the strip groove is extended along a first extension direction, wherein the first extension direction is a direction from the first end side of the crop divider to the tip side of the other end opposite thereto; and

[0007] A support assembly, comprising a support rod and a rotating wheel rotatably connected to a first end of the support rod, the rotating wheel being slidably connected in the strip groove, and a second end of the support rod opposite to the first end being rotatably connected to the second rotating shaft; and

[0008] The locking fixture is used to lock and fix the support rod.

[0009] Furthermore, the rotating wheel is a nylon wheel; and / or

[0010] The locking fixture includes a rotation point bolt for locking and fixing the second rotating shaft.

[0011] Furthermore, the locking fixture also includes an eccentric bolt weld;

[0012] The support assembly also includes a connecting piece rotatably connected to the second rotating shaft, and the second end of the support rod is fixedly connected to the connecting piece by welding through the eccentric bolt.

[0013] Furthermore, the eccentric bolt welding comprises an eccentric disk and an eccentric bolt, the eccentric bolt is fixedly connected to the eccentric position of the eccentric disk which deviates from the central axis, and the eccentric disk is arranged in close contact with the support rod;

[0014] The connecting member is provided with an arc-shaped strip-shaped limiting hole at a position corresponding to the eccentric bolt, and the eccentric bolt passes through the arc-shaped strip-shaped limiting hole to eccentrically lock and fix the second end of the support rod and the connecting member.

[0015] Furthermore, the support rod includes a straight rod section and a bent section connected to one end of the straight rod section, the end of the bent section away from the straight rod section is the first end, the end of the straight rod section away from the bent section is the second end, and the bent section is bent in a direction close to the strip groove.

[0016] Furthermore, the strip groove includes a strip bottom plate and a first strip side plate and a second strip side plate protrudingly connected to opposite sides of the strip bottom plate.

[0017] Furthermore, the first strip-shaped side plate and the second strip-shaped side plate are respectively provided with a first strip-shaped limiting hole and a second strip-shaped limiting hole extending along the first extension direction, a connecting shaft is passed through the center of the rotating wheel, and the opposite ends of the connecting shaft are respectively slidably connected to the first strip-shaped limiting hole and the second strip-shaped limiting hole.

[0018] Furthermore, the strip bottom plate is provided with a second mounting hole for connecting and fixing with the first mounting hole on the inner lining plate of the crop divider;

[0019] A plurality of first mounting holes are provided on the inner lining plate of the crop divider at intervals along the first extending direction.

[0020] In the second aspect, a harvesting table assembly provided in the present application includes the crop divider support and locking structure described in any of the aforementioned items, and also includes a harvesting table frame and a crop divider, wherein the first end side of the crop divider is rotatably connected to the first connecting side side of the harvesting table frame via a first rotating shaft, so that the crop divider rotates along the first axial direction of the first rotating shaft, and the opposite sides of the crop divider along the first extension direction are respectively the first connecting side side and the tip side, and the inner lining plate of the crop divider is provided with a first mounting hole of the strip groove connected to the crop divider support and locking structure.

[0021] In a third aspect, the present application provides a corn harvester, comprising the aforementioned header assembly.

[0022] Compared with the prior art, the present application provides a crop divider support locking structure, a header assembly using the crop divider support locking structure, and a corn harvester using the header assembly. The header assembly also includes a header frame and a crop divider, the first end side of the crop divider is rotatably connected to the first connecting side of the header frame via a first rotating shaft, so that the crop divider rotates along the first axial direction of the first rotating shaft to achieve adjustable height of the crop divider, and the opposite sides of the crop divider along the first extension direction are the first connecting side and the tip side, respectively, and a first mounting hole for connecting the strip groove of the crop divider support locking structure is provided on the inner lining plate of the crop divider. The crop divider support locking structure includes a second rotating shaft assembled and connected to the crop divider near its first end side, the axial direction of the second rotating shaft is in the same direction as the first axial direction of the aforementioned first rotating shaft, and also includes a strip groove fixedly installed on the inner lining plate of the crop divider, the strip groove extends along the first extension direction, and also includes a support assembly, which includes a support rod and a rotating wheel rotatably connected to the first end of the support rod, the rotating wheel is slidably connected in the strip groove, and the second end of the support rod is rotatably connected to the second rotating shaft; it also includes a locking fixing member for locking and fixing the support rod.

[0023] With such arrangement, the second rotating shaft drives the support rod rotatably connected thereto to rotate along its axial direction, and at the same time, the support rod drives the rotating wheel connected to its first end to rotate back and forth in the strip groove along the first extension direction, thereby realizing the adjustment of the fixed height of the grain divider and the adjustment of the support height position of the support locking structure, and the height adjustment is convenient; and, after the locking fixing piece locks and fixes the support rod, the support rod can play a role in effectively supporting and fixing the grain divider, reducing the loosening and deformation of the grain divider, and improving the reliability of the use of the grain divider; and when the rotating wheel is rotated in the strip groove along its extension direction to adjust the position, on the one hand, it can play a role in buffering and vibration reduction, and on the other hand, since the rotating wheel can rotate, when determining the height position of the grain divider, the supporting surface of the rotating wheel can be adjusted and replaced for support, thereby reducing wear and increasing its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the specific implementation methods of the present application or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0025] Figure 1 A bottom view of a partial structure of a header assembly provided in an embodiment of the present application;

[0026] Figure 2 A cross-sectional view of a portion of the structure of a header assembly provided in an embodiment of the present application;

[0027] Figure 3 A schematic diagram of the structure of the crop divider support locking structure provided in the embodiment of the present application Figure 1 ;

[0028] Figure 4 A schematic diagram of the structure of the crop divider support locking structure provided in the embodiment of the present application Figure 2 ;

[0029] Figure 5 This is a schematic diagram of the structure of the eccentric bolt welding of the cutting table assembly provided in an embodiment of the present application.

[0030] Reference numerals:

[0031] 100-grain divider support locking structure;

[0032] 10- second rotating shaft;

[0033] 20-strip groove;

[0034] 21- strip bottom plate;

[0035] 211- second mounting hole;

[0036] 221- first strip side panel;

[0037] 222-second strip side panel;

[0038] 30- support rod;

[0039] 31-bending section;

[0040] 311-first end;

[0041] 32-straight rod section;

[0042] 321-second end;

[0043] 40-connecting piece;

[0044] 41-arc-shaped strip limiting hole;

[0045] 50-Nylon wheel;

[0046] 51-connecting shaft;

[0047] 60-Swivel point bolt;

[0048] 70-Eccentric bolt welding;

[0049] 71-eccentric disc;

[0050] 72-eccentric bolt;

[0051] 80-assembly connection seat;

[0052] 200-Grain divider;

[0053] 201-Inner lining;

[0054] 202- first end side;

[0055] 203- tip side;

[0056] 300-header frame;

[0057] 301-first connection side;

[0058] 400-First rotating shaft. DETAILED DESCRIPTION

[0059] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0060] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0061] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0062] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the product of the application is usually placed when in use. They are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0063] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0064] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0065] In conjunction with the accompanying drawings, some embodiments of the present application are described in detail below. In the absence of conflict, the following embodiments and features in the embodiments can be combined with each other.

[0066] like Figures 1 to 5 As shown, the embodiment of the present application provides a crop divider support locking structure 100, a header assembly using the crop divider support locking structure 100, and a corn harvester using the header assembly, the header assembly also includes a crop divider 200 and a header frame 300, the first end side 202 of the crop divider 200 is rotatably connected to the first connecting side 301 of the header frame 300 through a first rotating shaft 400, so that the crop divider 200 can be rotated along the first rotating shaft 400. Figure 1 The first axial direction X shown in the figure is rotated to achieve the height adjustment of the crop divider 200; and the crop divider 200 is rotated along the first axial direction X shown in the figure Figure 1 The two opposite sides of the first extension direction Y are respectively the first connecting side 301 and the tip side 203 , and the inner lining plate 201 of the crop divider 200 is provided with a first mounting hole for connecting the strip groove 20 of the crop divider support locking structure 100 .

[0067] like Figures 1 to 4As shown, the crop divider support locking structure 100 provided in the embodiment of the present application may include a second rotating shaft 10 for assembling and connecting to the aforementioned crop divider 200 near its first end side 202, the axial direction of the second rotating shaft 10 is arranged in the same direction as the aforementioned first axial direction X, and the second rotating shaft 10 can be assembled and connected to the crop divider 200 at a position near its first end side 202 by assembling the connecting seat 80; it also includes a strip groove 20 for being fixedly installed on the inner lining plate 201 of the crop divider 200, the strip groove 20 is extended along the first extension direction Y, and the first extension direction Y is the first extension direction of the crop divider 200. The swivel wheel 50 is a nylon wheel that is rotatably connected to the support rod 30, and the nylon wheel 50 is a nylon wheel that is rotatably connected to the support rod 30. The nylon wheel 50 is a nylon wheel that is rotatably connected to the support rod 30, and the nylon wheel 50 is a nylon wheel that is rotatably connected to the support rod 30. The nylon wheel 50 is a nylon wheel that is rotatably connected to the support rod 30, and the nylon wheel 50 is a nylon wheel that is rotatably connected to the support rod 30.

[0068] Compared with the prior art, the embodiment of the present application provides a straw divider support locking structure 100, a harvester assembly using the straw divider support locking structure 100, and a corn harvester using the harvester assembly. The second rotating shaft 10 of the straw divider support locking structure 100 can drive the support rod 30 rotatably connected thereto to rotate along its axial direction (first axial direction X), and at the same time, the support rod 30 drives the rotating wheel (specifically, a nylon wheel 50) connected to its first end 311 to rotate back and forth in the strip groove 20 along the first extension direction Y, thereby realizing the adjustment of the fixed height of the straw divider 200 and the adjustment The support height position of the section support locking structure is convenient for height adjustment; and after the locking fixing piece locks and fixes the support rod 30, the support rod 30 can effectively support and fix the straw divider 200, reduce the loosening and deformation of the straw divider 200, and improve the reliability of the use of the straw divider 200; and when the rotating wheel is rotated along its extension direction in the strip groove 20 to adjust the position, on the one hand, it can play a role of buffering and vibration reduction, and on the other hand, because the rotating wheel can rotate, when determining the height position of the straw divider 200, the supporting surface of the rotating wheel can be adjusted and replaced for support, thereby reducing wear and increasing its service life.

[0069] A specific embodiment is as follows Figure 2 and Figure 3 As shown, the aforementioned locking and fixing member may specifically include a rotation point bolt 60 for locking and fixing the aforementioned second rotating shaft 10, so as to play a good role in locking and fastening the second rotating shaft 10, and effectively prevent the crop divider 200 and the support rod 30 from loosening.

[0070] Further, a preferred embodiment is that the aforementioned locking fixing member may also include an eccentric bolt weld 70, and correspondingly, the support assembly may also include a connecting member 40 rotatably connected to the aforementioned second rotating shaft 10, and the second end 321 of the support rod 30 is fixedly connected to the connecting member 40 through the eccentric bolt weld 70. The support rod 30 is not directly rigidly connected to the second rotating shaft 10, but is indirectly connected to the connecting member 40 through the connecting member 40, thereby improving the connection buffer elasticity and the support connection reliability; and the connection through the eccentric bolt weld 70 can achieve the dual effects of thread preload friction anti-loosening and support anti-loosening, and enhance the support strength and locking fixing strength.

[0071] Based on the above embodiments, specifically, Figure 2 , Figure 3 and Figure 5 As shown, the eccentric bolt weld 70 may include an eccentric disk 71 and a deflection member fixedly connected to the eccentric disk 71. Figure 5 The eccentric bolt 72 is located at the eccentric position of the central axis a shown in the figure; correspondingly, the aforementioned connecting member 40 may be provided with an arc-shaped strip-shaped limiting hole 41 at the position corresponding to the eccentric bolt 72, so that the support rod 30 can be rotated and fine-tuned within the arc range of the arc-shaped strip-shaped limiting hole 41, so that even if the connecting member 40 has been connected and locked with the second rotating shaft, the support rod 30 can also be rotated and fine-tuned within its arc range through the arc-shaped strip-shaped limiting hole 41, and after adjustment, it can be locked and fixed by the eccentric bolt 72.

[0072] Further preferably, the eccentric disk 71 is arranged in close contact with the support rod 30, so that the eccentric disk 71 can also support the support rod 30, and further help the support rod 30 to support the straw divider 200, thereby further improving the supporting and anti-loosening effect of the overall straw divider 200 and the bolt pre-tightening friction and anti-loosening effect.

[0073] An optional embodiment is as follows Figures 2 to 4 As shown, the aforementioned support rod 30 may include a straight rod section 32 and a bent section 31 connected to one end of the straight rod section 32, the end of the bent section 31 away from the straight rod section 32 is the aforementioned first end 311, that is, the end of the support rod 30 connected to the rotating wheel (specifically, it can be a nylon wheel 50), the end of the straight rod section 32 away from the bent section 31 is the aforementioned second end 321, that is, the end of the support rod 30 connected to the connecting member 40 or the second rotating shaft 10, the bent section 31 is bent toward the direction close to the strip groove 20, so as to further improve the support connection reliability by setting the support angle. Preferably, the bending angle of the bent section 31 is less than 90 degrees to achieve the best support effect.

[0074] Another optional embodiment is, Figure 3 and Figure 4As shown, the aforementioned strip groove 20 may specifically include a strip bottom plate 21 and a first strip side plate 221 and a second strip side plate 222 protruding from the opposite sides of the strip bottom plate 21 to enhance the limiting effect on the rolling trajectory of the rotating wheel (specifically, a nylon wheel 50) to enhance the reliability of the support connection of the grain divider 200.

[0075] Preferably, the aforementioned first strip side plate 221 and the second strip side plate 222 may be respectively provided with a first strip limiting hole and a second strip limiting hole extending along the first extension direction Y, and a connecting shaft 51 is passed through the center of the rotating wheel (specifically, it may be a nylon wheel 50), and the opposite ends of the connecting shaft 51 may be respectively slidably connected to the first strip limiting hole and the second strip limiting hole to increase the connectivity of the rotating wheel, so as to improve the connection and movement reliability of the overall divider support locking structure 100.

[0076] Another preferred embodiment is as follows Figure 3 and Figure 4 As shown, the strip bottom plate 21 of the aforementioned strip groove 20 may be provided with a second mounting hole 211 for connecting and fixing with the first mounting hole on the inner lining plate 201 of the aforementioned crop divider 200. In order to improve the connection stability, the second mounting hole 211 may be provided with at least two, which are spaced apart in sequence along the extension direction (first extension direction Y) of the strip groove 20.

[0077] On the basis of the foregoing embodiments, further, the inner lining plate 201 of the crop divider 200 provided in the embodiment of the present application may be provided with a plurality of first mounting holes spaced apart along the first extension direction Y, so that the strip groove 20 of the crop divider support locking structure 100 provided in the embodiment of the present application can be installed and fixed by selecting the first mounting holes of corresponding heights according to actual conditions, so as to achieve adjustment at different heights.

[0078] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit it. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A crop divider support locking structure, applied to a crop divider, wherein a first end side of the crop divider and a first connecting side side of a header frame are rotatably connected via a first rotating shaft, so that the crop divider rotates along a first axial direction of the first rotating shaft, characterized in that: include: A second rotating shaft for assembling and connecting to the crop divider near the first end thereof, wherein the axial direction of the second rotating shaft is arranged in the same direction as the first axial direction; and A strip groove for fixing on the inner lining plate of the crop divider, wherein the strip groove is extended along a first extension direction, and the first extension direction is a direction from the first end side of the crop divider to the tip side of the other end opposite thereto; and A support assembly, comprising a support rod and a rotating wheel rotatably connected to a first end of the support rod, the rotating wheel being slidably connected in the strip groove, and a second end of the support rod opposite to the first end being rotatably connected to the second rotating shaft; and The locking fixture is used to lock and fix the support rod.

2. The crop divider support and locking structure according to claim 1, characterized in that: The rotating wheel is a nylon wheel; and / or The locking fixture includes a rotation point bolt for locking and fixing the second rotating shaft.

3. The crop divider support and locking structure according to claim 2, characterized in that: The locking fixture also includes an eccentric bolt weld; The support assembly also includes a connecting piece rotatably connected to the second rotating shaft, and the second end of the support rod is fixedly connected to the connecting piece by welding through the eccentric bolt.

4. The crop divider support and locking structure according to claim 3, characterized in that: The eccentric bolt welding assembly includes an eccentric disk and an eccentric bolt, wherein the eccentric bolt is fixedly connected to an eccentric position of the eccentric disk that deviates from the central axis, and the eccentric disk is arranged in contact with the support rod; The connecting member is provided with an arc-shaped strip-shaped limiting hole at a position corresponding to the eccentric bolt, and the eccentric bolt passes through the arc-shaped strip-shaped limiting hole to eccentrically lock and fix the second end of the support rod and the connecting member.

5. The crop divider support and locking structure according to any one of claims 1 to 4, characterized in that: The support rod includes a straight rod section and a bent section connected to one end of the straight rod section, the end of the bent section away from the straight rod section is the first end, the end of the straight rod section away from the bent section is the second end, and the bent section is bent in a direction close to the strip groove.

6. The crop divider support and locking structure according to any one of claims 1 to 4, characterized in that: The strip-shaped groove comprises a strip-shaped bottom plate and a first strip-shaped side plate and a second strip-shaped side plate protrudingly connected to opposite sides of the strip-shaped bottom plate.

7. The crop divider support and locking structure according to claim 6, characterized in that: The first strip-shaped side plate and the second strip-shaped side plate are respectively provided with a first strip-shaped limiting hole and a second strip-shaped limiting hole extending along the first extension direction; a connecting shaft is passed through the center of the rotating wheel; and the opposite ends of the connecting shaft are respectively slidably connected to the first strip-shaped limiting hole and the second strip-shaped limiting hole.

8. The crop divider support and locking structure according to claim 6, characterized in that: The strip bottom plate is provided with a second mounting hole for connecting and fixing with the first mounting hole on the inner lining plate of the crop divider; A plurality of first mounting holes are provided on the inner lining plate of the crop divider at intervals along the first extending direction.

9. A header assembly, characterized in that: It includes the support and locking structure for a crop divider as described in any one of claims 1 to 8, and also includes a harvesting table frame and a crop divider, wherein the first end side of the crop divider is rotatably connected to the first connecting side side of the harvesting table frame via a first rotating shaft, so that the crop divider rotates along a first axial direction of the first rotating shaft, and the opposite sides of the crop divider along the first extension direction are respectively the first connecting side side and the tip side, and the inner lining plate of the crop divider is provided with a first mounting hole of the strip groove connected to the support and locking structure for the crop divider.

10. A corn harvester, characterized in that: Includes the header assembly described in claim 9.

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