CN219981459U - Cutter assembly convenient to assemble and disassemble for agricultural machinery - Google Patents
Cutter assembly convenient to assemble and disassemble for agricultural machinery Download PDFInfo
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- CN219981459U CN219981459U CN202321224602.6U CN202321224602U CN219981459U CN 219981459 U CN219981459 U CN 219981459U CN 202321224602 U CN202321224602 U CN 202321224602U CN 219981459 U CN219981459 U CN 219981459U
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- convenient
- bearing seat
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009333 weeding Methods 0.000 description 1
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Abstract
The utility model discloses a cutter assembly convenient to disassemble and assemble for an agricultural machine, which comprises a cutter holder connected with the agricultural machine, wherein one side of the cutter holder is provided with an open slot; the bearing seat is fixed with the two sides of the tool apron through bolts; the end shafts are rotatably arranged in the bearing seat, and one end shaft is positioned in the open slot; the two ends of the square shaft are slidably arranged in square grooves at the inner ends of the end shafts and used for limiting the axial rotation of the square shaft, and one end of the square shaft is fixed with the end shafts through bolts and used for limiting the axial displacement of the square shaft; the cutter shaft is in sliding connection with the square shaft through the square hole, the square shaft is used for limiting the axial rotation of the cutter shaft, two ends of the cutter shaft are propped against the inner ends of the two end shafts, and the end shafts are propped against the bearing seat. According to the cutter assembly, the cutter shaft is clamped with the square shaft, the limitation of the end shaft to the square shaft and the abutting of the end shaft are combined, the fixing of the cutter shaft is achieved, meanwhile, only the bearing seat of one end shaft is required to be removed, the bearing seat, the end shaft and the square shaft are pulled out of the cutter shaft in a drawing mode, and therefore the cutter shaft is convenient to detach, trouble and time are saved, and the cutter assembly is convenient to detach.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery equipment, in particular to a cutter assembly convenient to disassemble and assemble for an agricultural machine.
Background
The agricultural machinery for farm is a common name of various mechanical equipment used in agriculture, garden, greening and other operations. Such as: weeding machine, mini-tiller, mower, rotary cultivator, harvester, land leveling machine and the like. The general agricultural machinery (such as a mower) basically comprises a driving mechanism, a travelling mechanism, a transmission mechanism, a cutter structure and the like, wherein the cutter structure is an important part related to the working efficiency and the quality.
In the cutter structure in the prior art, only one main shaft or a plurality of auxiliary shafts are utilized, cutters (such as cutters or flail knives) are arranged on the shafts, and the driving shafts of the transmission mechanism rotate, so that the work can be realized. When the cutter needs to be replaced in the face of different working environments, the cutter structure has the defects that: when the agricultural machine is replaced, the fasteners (such as bolts) connected with the agricultural machine frame at the two ends of the shaft are required to be completely detached, or the fasteners connected with the cutter and the shaft are required to be detached, so that the shaft body or the cutter communicated with the shaft body can be pulled out from the frame and removed, both the shaft body and the cutter are required to be removed, and the fasteners are required to be detached, so that the disassembly and assembly steps are more, and time and labor are wasted.
Disclosure of Invention
The utility model aims to provide a cutter assembly convenient to disassemble and assemble for agricultural machinery, which aims to solve the problems that all fasteners connected with a part to be replaced are required to be disassembled when the agricultural machinery in a field is used for replacing cutters, the disassembly and assembly steps are more, and time and labor are consumed.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the cutter assembly convenient to disassemble and assemble for the agricultural machinery comprises a cutter holder connected with the agricultural machinery, wherein an open slot is formed in one side of the cutter holder; wherein,
the bearing seat is fixed with the two sides of the tool apron through bolts;
the end shafts are rotatably arranged in the bearing seats, and one end shaft is positioned in the open groove;
the two ends of the square shaft are slidably arranged in square grooves at the inner ends of the end shafts and used for limiting the axial rotation of the square shaft, and one end of the square shaft is fixed with the end shafts through bolts and used for limiting the axial displacement of the square shaft;
the cutter shaft is in sliding connection with the square shaft through a square hole, the square shaft is used for limiting the axial rotation of the cutter shaft, two ends of the cutter shaft are propped against the inner ends of the two end shafts, and the end shafts are propped against the bearing seats.
The further technical scheme is as follows: the periphery of the end shaft is provided with a boss which is larger than the bearing seat mounting hole.
The further technical scheme is as follows: the length of the square shaft is larger than that of the square hole, and the length of the square shaft is smaller than the sum of the lengths of the square groove and the square hole.
The further technical scheme is as follows: the cutter shaft is uniformly provided with a plurality of cutter heads along the axial direction of the cutter shaft.
The further technical scheme is as follows: and a plurality of cutters are uniformly arranged on the periphery of the cutter disc along the circumferential direction.
The further technical scheme is as follows: the latch is mounted on the end shaft in the open slot.
The further technical scheme is as follows: the bearing seat is provided with a flange plate matched with the tool apron.
Compared with the prior art, the utility model has at least one of the following beneficial effects:
the utility model provides a cutter assembly which is convenient to disassemble and assemble and is used for agricultural machinery, and the cutter is installed and fastened without excessive disassembly and assembly fasteners, so that trouble and labor are saved. The cutter is clamped with the square shaft through the cutter shaft, and the limitation of the square shaft by the two end shafts and the abutting of the cutter shaft are combined, so that the fixing of the cutter shaft can be realized, and excessive use of fasteners is avoided. When the cutter is disassembled, the bearing seat of one end shaft is only required to be disassembled, the bearing seat, the end shaft and the square shaft can be pulled out of the cutter shaft in a pulling mode, and the cutter shaft and the cutter on the cutter shaft can be disassembled from the cutter seat of the agricultural machine together, so that the disassembly and the assembly are convenient.
Drawings
FIG. 1 is a schematic view of a cutter assembly for an agricultural machine, which is convenient to disassemble and assemble.
Fig. 2 is a schematic diagram of the structure of fig. 1 from a top view of the present utility model.
FIG. 3 is a schematic view of the structure of the present utility model from the cross-sectional view of FIG. 2
Fig. 4 is a schematic view of the structure of the arbor in fig. 1 according to the present utility model.
Fig. 5 is a schematic view of the structure of the end shaft of fig. 1 according to the present utility model.
Fig. 6 is a schematic view of the square shaft in fig. 3 according to the present utility model.
Reference numerals: 1. a tool apron; 2. a bearing seat; 3. an end shaft; 4. a square shaft; 5. a plug pin; 6. a cutter shaft; 7. an open slot; 8. a cutterhead; 9. a cutting knife; 10. and a flange plate.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Embodiment one:
in the embodiment, as shown in fig. 1, 2, 3, 4, 5 and 6, a cutter assembly for an agricultural machine is provided, which is convenient to disassemble and assemble, and comprises a cutter holder 1 connected with the agricultural machine, wherein one side of the cutter holder 1 is provided with an open slot 7; the bearing seat 2 is fixed with the two sides of the tool apron 1 through bolts; the end shafts 3 are rotatably arranged in the bearing seats 2, and one end shaft 3 is positioned in the open groove 7; the two ends of the square shaft 4 are slidably arranged in square grooves at the inner ends of the end shafts 3 and used for limiting the axial rotation of the square shaft 4, and one end of the square shaft 4 is fixed with the end shafts 3 through bolts 5 and used for limiting the axial displacement of the square shaft 4; the cutter shaft 6 is in sliding connection with the square shaft 4 through a square hole, the square shaft 4 is used for limiting the axial rotation of the cutter shaft 6, two ends of the cutter shaft 6 are propped against the inner ends of the two end shafts 3, and the end shafts 3 are propped against the bearing seat 2. The bolt 5 is mounted on the end shaft 3 in the open slot 7.
The working process of the utility model is as follows, and is divided into an installation process and a disassembly process, wherein the installation process is as follows: one end shaft 3 is fixedly arranged on one side of the tool holder 1 without an open slot 7 through a bearing seat 2, then a square shaft 4 is arranged in a cutter shaft 6 in a penetrating way, one end of the square shaft 4 does not extend out of the cutter shaft 6, the other end of the square shaft 4 extends out of the cutter shaft 6, then the other end shaft 3 is sleeved on the extending end of the square shaft 4, then the cutter shaft 6, the square shaft 4 and the end shaft 3 are put into corresponding positions of the tool holder 1 together, meanwhile, the movable end shaft 3 is ensured to be positioned in the open slot 7 of the tool holder 1, after the cutter shaft 6, the square shaft 4 and the end shaft 3 reach corresponding positions, one end of the square shaft 4, which does not extend out, is pushed into the square slot of the fixed end shaft 3 through the movable end shaft 3, then the movable end shaft 3 is fixed with the square shaft 4 through a bolt 5, finally the bearing seat 2 for the movable end shaft 3 is arranged at the open slot 7, and the cutter shaft 6 is fixed and pressed tightly through bolts of the bearing seat 2. The disassembly process is the reverse of the process described above. The tool assembly is installed and fastened without excessive disassembly and assembly fasteners, so that trouble and labor are saved. The cutter is clamped with the square shaft through the cutter shaft, and the limitation of the square shaft by the two end shafts and the abutting of the cutter shaft are combined, so that the fixing of the cutter shaft can be realized, and excessive use of fasteners is avoided. When the cutter is disassembled, the bearing seat of one end shaft is only required to be disassembled, the bearing seat, the end shaft and the square shaft can be pulled out of the cutter shaft in a pulling mode, and the cutter shaft and the cutter on the cutter shaft can be disassembled from the cutter seat of the agricultural machine together, so that the disassembly and the assembly are convenient.
Preferably, as shown in fig. 5, a boss larger than the mounting hole of the bearing housing 2 is provided on the outer circumference of the end shaft 3.
The boss is convenient for the bearing seat 2 to be abutted tightly.
Preferably, the length of the square shaft 4 is greater than the length of the square hole, and the length of the square shaft 4 is less than the sum of the lengths of the square groove and the square hole.
The length of the square shaft 4 is ensured not to interfere the abutting of the end shaft 2 to the cutter shaft 6.
Preferably, the cutter shaft 6 is uniformly provided with a plurality of cutterheads 8 along the axial direction thereof. A plurality of cutters 9 are uniformly arranged on the periphery of the cutterhead along the circumferential direction.
The cutter head 8 is convenient for disassembling and assembling the cutter 9, and the cutter 9 plays a role in rotary cutting.
Preferably, the bearing seat 2 is provided with a flange 10 adapted to the seat 1.
The flange plate 10 facilitates the connection of the bearing seat 2 with the tool holder 1.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a cutter assembly convenient to dismouting for agricultural machinery, includes blade holder (1) be connected with agricultural machinery, its characterized in that: an open slot (7) is formed in one side of the tool apron (1); wherein,
the bearing seat (2) is fixed with the two sides of the tool apron (1) through bolts;
the end shafts (3) are rotatably arranged in the bearing seats (2), and one end shaft (3) is positioned in the open groove (7);
the two ends of the square shaft (4) are slidably arranged in square grooves at the inner ends of the end shafts (3) and used for limiting the axial rotation of the square shaft (4), and one end of the square shaft (4) is fixed with the end shafts (3) through bolts (5) and used for limiting the axial displacement of the square shaft (4);
the cutter shaft (6), cutter shaft (6) pass through square hole with square shaft (4) sliding connection, square shaft (4) are used for limiting the axial rotation of cutter shaft (6), the both ends of cutter shaft (6) are supported by the inner of two end shaft (3), end shaft (3) are supported tightly by bearing frame (2).
2. The cutter assembly for an agricultural machine, which is convenient to disassemble and assemble, according to claim 1, wherein: the periphery of the end shaft (3) is provided with a boss which is larger than the mounting hole of the bearing seat (2).
3. The cutter assembly for an agricultural machine, which is convenient to disassemble and assemble, according to claim 1, wherein: the length of the square shaft (4) is larger than that of the square hole, and the length of the square shaft (4) is smaller than the sum of the lengths of the square groove and the square hole.
4. The cutter assembly for an agricultural machine, which is convenient to disassemble and assemble, according to claim 1, wherein: the cutter shaft (6) is uniformly provided with a plurality of cutterheads (8) along the axial direction of the cutter shaft.
5. The cutter assembly for an agricultural machine for facilitating disassembly and assembly as claimed in claim 4, wherein: a plurality of cutters (9) are uniformly arranged on the periphery of the cutter disc () along the circumferential direction.
6. The cutter assembly for an agricultural machine, which is convenient to disassemble and assemble, according to claim 1, wherein: the bolt (5) is mounted on the end shaft (3) in the open slot (7).
7. The cutter assembly for an agricultural machine, which is convenient to disassemble and assemble, according to claim 1, wherein: the bearing seat (2) is provided with a flange (10) which is matched with the tool apron (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321224602.6U CN219981459U (en) | 2023-05-19 | 2023-05-19 | Cutter assembly convenient to assemble and disassemble for agricultural machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321224602.6U CN219981459U (en) | 2023-05-19 | 2023-05-19 | Cutter assembly convenient to assemble and disassemble for agricultural machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219981459U true CN219981459U (en) | 2023-11-10 |
Family
ID=88616449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321224602.6U Active CN219981459U (en) | 2023-05-19 | 2023-05-19 | Cutter assembly convenient to assemble and disassemble for agricultural machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219981459U (en) |
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2023
- 2023-05-19 CN CN202321224602.6U patent/CN219981459U/en active Active
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