Cutter head driving structure and harvester

Abstract

The utility model provides a cutter head driving structure and a harvester, the cutter head driving structure comprises a moving cutter mounting part, and a cutter head of the harvester is mounted on the moving cutter mounting part; a guide rail part extending along a first direction is arranged on the mounting plate part; the bearing part is arranged on the side part of the movable cutter mounting part, and the bearing part can be matched with the guide rail part, so that the movable cutter mounting part can move along the guide rail part; and the connecting piece is connected with the movable cutter mounting part and a wobble ring box of the harvester. The cutter head driving structure and the harvester can solve the problems that a cutter head driving structure of an existing harvester is complex in structure, high in cost and insufficient in reliability.

Description

Technical Field

[0001] The present application relates to the technical field of harvesters, and in particular to a cutter head driving structure and a harvester. Background Art

[0002] A harvester is an integrated machine used to harvest crops. During the use of the harvester, in order to adapt to the harvesting of grain crops with narrow row spacing, the transmission mechanism on both sides of the harvester's header needs to be narrowed to avoid the phenomenon of pushing down crops during harvesting.

[0003] The existing harvester cutter drive structure has problems such as complex structure, high cost, and insufficient reliability. The installation process is also difficult and it is difficult to meet the user's needs. Utility Model Content

[0004] In view of this, the purpose of the present application is to provide a cutter head drive structure and a harvester, so as to solve the problems of the existing harvester head drive structure having a complex structure, high cost and insufficient reliability.

[0005] According to the first aspect of the utility model, a cutter head drive structure is provided, wherein the cutter head drive structure comprises: a moving knife mounting part, on which the cutter head of the harvester is mounted; a mounting plate part, on which a guide rail part extending along a first direction is provided; a bearing part, which is arranged on a side of the moving knife mounting part, and the bearing part can cooperate with the guide rail part so that the moving knife mounting part can move along the guide rail part; and a connecting member, which connects the moving knife mounting part with the swing ring box of the harvester.

[0006] Preferably, the bearing portion includes a first side bearing and a second side bearing, and the first side bearing and the second side bearing are respectively arranged on both sides of the movable knife mounting portion.

[0007] Preferably, the guide rail portion includes a first rolling guide rail and a second rolling guide rail, the first rolling guide rail is arranged at a lower portion of the first side bearing, and the second rolling guide rail is arranged at a lower portion of the second side bearing.

[0008] Preferably, the mounting plate portion includes: a first mounting plate, which is arranged at the lower part of the movable knife mounting portion, and the first rolling guide rail and the second rolling guide rail are arranged at intervals on the first mounting plate; a second mounting plate, which is at least partially arranged at the upper part of the first side bearing, and the second mounting plate and the first rolling guide rail clamp the first side bearing in the middle; and a third mounting plate, which is at least partially arranged at the upper part of the second side bearing, and the third mounting plate and the second rolling guide rail clamp the first side bearing in the middle.

[0009] Preferably, the first mounting plate and the third mounting plate are fixed to a fixing plate of the harvester, and the second mounting plate is fixed to the first mounting plate.

[0010] Preferably, the first mounting plate comprises two end plates arranged in parallel, wherein one end plate is connected to a fixing plate of the harvester, and the other end plate is connected to the second mounting plate.

[0011] Preferably, the cross-sections of the second mounting plate and the third mounting plate are formed into an L shape.

[0012] Preferably, the movable knife mounting part includes: a connecting plate, the lower part of which is connected to the bearing part, and the upper part of which is connected to the knife beam and knife rod of the knife head; a pad, which is arranged on the upper part of the knife rod; and a reinforcing plate, which is arranged on the upper part of the pad; the reinforcing plate and the knife beam clamp the knife rod of the knife head in the middle, and the reinforcing plate and the connecting plate are connected by bolts.

[0013] Preferably, the connecting member is formed as a plate member, and an end portion of the connecting member is fixed between the bearing portion and the connecting plate.

[0014] According to a second aspect of the utility model, a harvester is provided, wherein the harvester comprises the cutter head drive structure as described above.

[0015] The cutter head driving structure and harvester of the utility model embodiment are characterized in that the cutter head of the harvester is installed on the moving knife mounting portion. A guide rail portion extending along a first direction is provided on the mounting plate portion. The bearing portion is provided on the side of the moving knife mounting portion, and the bearing portion can cooperate with the guide rail portion, so that the moving knife mounting portion can move along the guide rail portion, thereby enabling the cutter head of the harvester to move along the first direction to adapt to the harvesting of grain crops with narrow row spacing. The connecting piece can connect the moving knife mounting portion with the swing ring box of the harvester, so that the swing ring box can drive the moving knife mounting portion to move linearly to replace the original swinging, thereby improving reliability. This can effectively solve the problems of the existing harvester's cutter head driving structure having a complex structure, high cost, and insufficient reliability.

[0016] In order to make the above-mentioned objects, features and advantages of the present application more obvious and easy to understand, preferred embodiments are specifically cited below and described in detail with reference to the attached drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the cutter head driving structure according to the utility model.

[0019] Figure 2 It is a schematic diagram of the cutter head driving structure according to another angle of the utility model.

[0020] Figure markings: 1-movable knife mounting part; 11-connecting plate; 12-reinforcement plate; 21-first mounting plate; 211-first rolling guide rail; 212-second rolling guide rail; 22-second mounting plate; 23-third mounting plate; 31-first side bearing; 32-second side bearing; 4-connecting piece; 5-cutter head; 51-movable knife blade; 52-pad; 53-cutter rod; 6-fixed plate. DETAILED DESCRIPTION

[0021] The following specific embodiments are provided to help the reader obtain a comprehensive understanding of the methods, devices and / or systems described herein. However, after understanding the disclosure of the present application, various changes, modifications and equivalents of the methods, devices and / or systems described herein will be apparent. For example, the order of operations described herein is merely an example, and is not limited to the order set forth herein, but in addition to the operations that must occur in a particular order, changes that will be apparent after understanding the disclosure of the present application may be made. In addition, in order to improve clarity and brevity, descriptions of features known in the art may be omitted.

[0022] The features described herein may be implemented in different forms and should not be interpreted as being limited to the examples described herein. Rather, the examples described herein have been provided only to illustrate some of the many possible ways of implementing the methods, devices and / or systems described herein that will be apparent after understanding the disclosure of the present application.

[0023] Throughout the specification, when an element (such as a layer, a region, or a substrate) is described as being “on”, “connected to”, “bound to”, “over”, or “covering” another element, it may be directly “on”, “connected to”, “bound to”, “over”, or “covering” another element, or one or more other elements may be present between them. In contrast, when an element is described as being “directly on”, “directly connected to”, “directly bound to”, “directly over”, or “directly covering” another element, there may be no other elements present between them.

[0024] As used herein, the term "and / or" includes any one of the associated listed items and any combination of any two or more items.

[0025] Although terms such as "first," "second," and "third" may be used herein to describe various members, components, regions, layers, or portions, these members, components, regions, layers, or portions are not limited by these terms. Rather, these terms are only used to distinguish one member, component, region, layer, or portion from another member, component, region, layer, or portion. Therefore, without departing from the teachings of the examples described herein, the first member, component, region, layer, or portion referred to may also be referred to as the second member, component, region, layer, or portion.

[0026] For ease of description, spatial relational terms such as "above", "upper", "below", and "lower" may be used herein to describe the relationship of one element to another element as shown in the accompanying drawings. Such spatial relational terms are intended to include different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. For example, if the device in the accompanying drawings is turned over, an element described as being "above" or "upper" relative to another element will subsequently be "below" or "lower" relative to the other element. Therefore, the term "above" includes both "above" and "below" orientations depending on the spatial orientation of the device. The device may also be positioned in other ways (e.g., rotated 90 degrees or in other orientations), and the spatial relational terms used herein will be interpreted accordingly.

[0027] The terms used herein are only used to describe various examples and are not used to limit the examples. Unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. The terms "include", "comprising" and "having" list the existence of the stated features, quantities, operations, components, elements and / or their combinations, but do not exclude the existence or addition of one or more other features, quantities, operations, components, elements and / or their combinations.

[0028] Variations in the shapes shown in the drawings may occur due to manufacturing techniques and / or tolerances. Therefore, the examples described herein are not limited to the specific shapes shown in the drawings but include variations in shapes that occur during manufacturing.

[0029] The features of the examples described herein may be combined in various ways that will be apparent after understanding the disclosure of the present application. In addition, although the examples described herein have various configurations, other configurations are possible as will be apparent after understanding the disclosure of the present application.

[0030] like Figure 1 and Figure 2 As shown, according to a first aspect of the utility model, a cutter head driving structure is provided, which includes a movable knife mounting portion 1, a mounting plate portion, a bearing portion and a connecting member 4.

[0031] In the following description, reference will be made to Figure 1 and Figure 2 The specific structures of the above components of the cutter head drive structure and the connection relationship of the above components are specifically described.

[0032] like Figure 1 and Figure 2 As shown, in the embodiment, the cutter head 5 of the harvester can be installed on the movable cutter mounting portion 1. The mounting plate portion is used to mount the movable cutter mounting portion 1. The mounting plate portion can be provided with a first direction (which can be Figure 2 The movable blade mounting part 1 is a guide rail portion extending in the horizontal direction (shown in the horizontal direction). The bearing portion can be arranged on the side of the movable blade mounting part 1, and the bearing portion can cooperate with the guide rail portion, so that the movable blade mounting part 1 can move along the extension direction of the guide rail portion (i.e., along the first direction), thereby enabling the cutter head 5 of the harvester to move in the first direction to adapt to the harvesting of grain crops with narrow row spacing. The connecting member 4 can connect the movable blade mounting part 1 with the swing ring box of the harvester, so that the swing ring box can drive the movable blade mounting part 1 to move linearly in the first direction, thereby replacing the original swing, so as to improve the reliability of the cutter head driving structure.

[0033] Preferably, Figure 1 and Figure 2 As shown, in the embodiment, the cutter head 5 may include a moving blade 51 and a cutter rod 53. Specifically, as Figure 1 As shown, the moving blade 51 is connected to the knife rod 53, and the knife rod 53 is arranged below the end of the moving blade 51. The moving knife mounting part 1 may include a connecting plate 11, a pad 52 and a reinforcing plate 12. The cross section of the connecting plate 11 may be formed into an L shape. The lower part of the connecting plate 11 may be bolted to the bearing part. The upper part of the connecting plate 11 has a horizontally arranged end surface, and the upper part of the connecting plate 11 may be connected to the knife rod 53 of the cutter head 5. The pad 52 may be arranged on the upper side of the knife rod 53, and the reinforcing plate 12 may be arranged on the upper part of the pad 52, and the pad is used to make the lower surface of the reinforcing plate flush with the upper surface of the moving blade 51. The reinforcing plate 12 and the knife rod 53 sandwich the pad 52 therebetween. Preferably, the reinforcing plate 12, the pad 52, the knife rod 53 and the connecting plate 11 may be fixedly connected by bolts, so that the cutter head 5 is fixedly installed on the moving knife mounting part 1.

[0034] Preferably, Figure 1 and Figure 2As shown, in the embodiment, the bearing portion may include a first side bearing 31 and a second side bearing 32. The first side bearing 31 and the second side bearing 32 may be respectively arranged on both sides of the movable knife mounting portion 1. Specifically, as Figure 1 As shown, the first side bearing 31 can be installed on the left side of the connecting plate 11, and the second side bearing 32 can be installed on the right side of the connecting plate 11. Preferably, the first side bearing 31 and the second side bearing 32 can be connected to the connecting plate 11 by bolts.

[0035] More preferably, Figure 1 and Figure 2 As shown, in the embodiment, the connecting member 4 can be formed as a plate. Preferably, the first end of the connecting member 4 can be fixed between the bearing portion and the connecting plate 11 by bolts, and the second end of the connecting member 4 can be connected to the swing ring box of the harvester by bolts, so that the swing ring box can drive the connecting member 4 to move, thereby driving the cutter head driving structure to move along the first direction.

[0036] In addition, preferably, Figure 1 and Figure 2 As shown, in an embodiment, the guide rail portion may include a first rolling guide rail 211 and a second rolling guide rail 212. The first rolling guide rail 211 may be disposed at the lower portion of the first side bearing 31, that is, the first rolling guide rail 211 cooperates with the first side bearing 31, so that the first side bearing 31 can move along the first rolling guide rail 211. The second rolling guide rail 212 may be disposed at the lower portion of the second side bearing 32, that is, the second rolling guide rail 212 cooperates with the second side bearing 32, so that the second side bearing 32 can move along the second rolling guide rail 212.

[0037] More preferably, Figure 1 and Figure 2 As shown, in the embodiment, the mounting plate portion may include a first mounting plate 21, a second mounting plate 22 and a third mounting plate 23. The first mounting plate 21 may be disposed at the lower portion of the movable knife mounting portion 1. The first rolling guide rail 211 and the second rolling guide rail 212 are disposed on the first mounting plate 21 at intervals. Specifically, as Figure 1As shown, the first rolling guide rail 211 and the second rolling guide rail 212 can be arranged in parallel on the upper surface of the first mounting plate 21. The first rolling guide rail 211 and the second rolling guide rail 212 can be welded to the first mounting plate 21. The second mounting plate 22 can be at least partially arranged on the upper part of the first side bearing 31. The second mounting plate 22 and the first rolling guide rail 211 sandwich the first side bearing 31 in the middle to limit the position so that the first side bearing 31 moves in a straight line. The third mounting plate 23 can be at least partially arranged on the upper part of the second side bearing 32, and the third mounting plate 23 and the second rolling guide rail 212 sandwich the second side bearing 32 in the middle to limit the position so that the second side bearing 32 moves in a straight line. Preferably, a gap of less than 1 mm can be arranged between the plate surface of the second mounting plate 22 and the first side bearing 31, and a gap of less than 1 mm can be arranged between the plate surface of the third mounting plate 23 and the second side bearing 32. A gap of less than 1 mm may be provided between the upper surface of the first rolling guide rail 211 and the first side bearing 31 , and a gap of less than 1 mm may be provided between the upper surface of the second rolling guide rail 212 and the second side bearing 32 .

[0038] Specifically, Figure 1 and Figure 2 As shown, in the embodiment, the first mounting plate 21, the second mounting plate 22 and the third mounting plate 23 can be arranged along the following Figure 2 The first mounting plate 21 may include two end plates arranged vertically, and a horizontal plate portion arranged between the two end plates. The guide rail portion is arranged on the horizontal plate portion. The two end plates may be respectively connected to the second mounting plate 22 and the fixed plate 6 of the harvester (they may be bolted). Figure 1 As shown, the cross section of the second mounting plate 22 can be formed into an L shape. One of the side plates of the second mounting plate 22 is connected to the end plate of the first mounting plate 21, and the other side plate of the second mounting plate 22 is used to limit the first side bearing 31. The cross section of the third mounting plate 23 can be formed into an L shape. One of the side plates of the second mounting plate 22 can be bolted to the fixed plate 6 of the harvester, and the other side plate of the second mounting plate 22 can be used to limit the second side bearing 32. This arrangement allows the movable knife mounting part 1 to maintain linear motion during movement.

[0039] In addition, if Figure 1 and Figure 2 As shown, according to a second aspect of the utility model, a harvester is provided, the harvester comprising the cutter head driving structure as described above.

[0040] During use, the cutter head drive structure converts the original swing into reciprocating linear motion by setting the first rolling guide 211 and the second rolling guide 212, which greatly reduces the fatigue damage rate of the cutter bar 53, and a reinforcing plate 12 is set on the upper part of the cutter bar 53, which further improves the life of the cutter bar 53. The first rolling guide 211 and the second rolling guide 212 are respectively set on both sides of the moving knife mounting part 1 to improve the stability during movement. In addition, the cutter head drive structure adopts a bolt-type connection structure as a whole, so that the cutter head drive structure has a simple structure, low cost, and reduces the difficulty of assembly, so that it is easy for operators to assemble.

[0041] Finally, it should be noted that the above-described embodiments are only specific implementation methods of the present application, which are used to illustrate the technical solutions of the present application, rather than to limit them. The protection scope of the present application is not limited thereto. Although the present application is described in detail with reference to the above-described embodiments, ordinary technicians in the field should understand that any technician familiar with the technical field can still modify the technical solutions recorded in the above-described embodiments within the technical scope disclosed in the present application, or can easily think of changes, or make equivalent replacements for some of the technical features therein; and these modifications, changes or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application, and should be included in the protection scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A cutter head drive structure, arranged on a harvester, characterized in that: The cutter head driving structure comprises: A movable blade mounting portion, on which a blade head of the harvester is mounted; A mounting plate portion, wherein the mounting plate portion is provided with a guide rail portion extending along a first direction; a bearing portion, disposed on a side of the movable knife mounting portion, the bearing portion being capable of cooperating with the guide rail portion so that the movable knife mounting portion can move along the guide rail portion; and A connecting piece connects the movable knife mounting portion and the swing ring box of the harvester.

2. The cutter head driving structure according to claim 1, characterized in that: The bearing portion includes a first side bearing and a second side bearing, and the first side bearing and the second side bearing are respectively arranged on both sides of the movable knife mounting portion.

3. The cutter head driving structure according to claim 2, characterized in that: The guide rail portion includes a first rolling guide rail and a second rolling guide rail. The first rolling guide rail is arranged at the lower part of the first side bearing, and the second rolling guide rail is arranged at the lower part of the second side bearing.

4. The cutter head driving structure according to claim 3, characterized in that: The mounting plate portion comprises: A first mounting plate is arranged at the lower part of the movable knife mounting part, and the first rolling guide rail and the second rolling guide rail are arranged at intervals on the first mounting plate; A second mounting plate, at least partially disposed on an upper portion of the first side bearing, the second mounting plate and the first rolling guide rail sandwiching the first side bearing in the middle; and The third mounting plate is at least partially arranged on the upper part of the second side bearing, and the third mounting plate and the second rolling guide rail sandwich the first side bearing in the middle.

5. The cutter head driving structure according to claim 4, characterized in that: The first mounting plate and the third mounting plate are fixed to a fixing plate of the harvester, and the second mounting plate is fixed to the first mounting plate.

6. The cutter head driving structure according to claim 5, characterized in that: The first mounting plate includes two end plates arranged in parallel, one of which is connected to the fixed plate of the harvester, and the other end plate is connected to the second mounting plate.

7. The cutter head driving structure according to claim 6, characterized in that: The second mounting plate and the third mounting plate have cross sections formed in an L shape.

8. The cutter head driving structure according to claim 1, characterized in that: The movable knife mounting portion comprises: A connecting plate, the lower portion of which is connected to the bearing portion, and the upper portion of which is connected to the cutter bar of the cutter head; A backing plate, arranged on the upper part of the knife bar; and The reinforcing plate is arranged on the upper part of the pad, and the reinforcing plate is connected to the connecting plate by bolts.

9. The cutter head driving structure according to claim 8, characterized in that: The connecting member is formed as a plate member, and an end portion of the connecting member is fixed between the bearing portion and the connecting plate.

10. A harvester, characterized in that: The harvester comprises the cutter head drive structure according to any one of claims 1 to 9.

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