CN216930731U - Cutter shaft assembly for mini-tiller - Google Patents
Cutter shaft assembly for mini-tiller Download PDFInfo
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- CN216930731U CN216930731U CN202220766676.1U CN202220766676U CN216930731U CN 216930731 U CN216930731 U CN 216930731U CN 202220766676 U CN202220766676 U CN 202220766676U CN 216930731 U CN216930731 U CN 216930731U
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- rotary tillage
- positioning
- cutter shaft
- cutter
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Abstract
The utility model discloses a cutter shaft assembly for a mini-tiller, wherein two main mounting grooves are formed along the outer wall of a cutter shaft main shaft pipe, a plurality of main rotary tillage parts are arranged in each main mounting groove, each main rotary tillage part comprises two main positioning tool holders, a main rotary tillage cutter is arranged between the two main positioning tool holders, each main rotary tillage cutter comprises a positioning part, a rotary tillage part and an extension section, the lower end of the rotary tillage part is connected with the positioning part, the upper end of the rotary tillage part is connected with the extension section, the lower end of the positioning part is provided with a positioning column, the cutter shaft main shaft pipe is provided with a positioning groove matched with the positioning column, each cutter shaft auxiliary shaft pipe is respectively positioned at two sides of the cutter shaft main shaft pipe, auxiliary mounting grooves are formed along the outer wall of the cutter shaft auxiliary shaft pipe, a plurality of auxiliary rotary tillage parts with the same structure as the main rotary tillage parts are arranged in the auxiliary mounting grooves, and auxiliary rotary tillage cutters with the same structure as the main rotary tillage cutters are arranged on the auxiliary rotary tillage parts; the rotary cultivator has the advantages of low manufacturing cost, convenience in use, good rotary tillage effect, difficulty in damage and the like.
Description
Technical Field
The utility model relates to a cutter shaft structure, in particular to a cutter shaft structure for a mini-tiller.
Background
With the development of society, the micro-tillage machine is widely used, most of the rotary blades used on the existing micro-tillage machine are directly welded on a blade shaft tube, on one hand, the whole rotary blade or part needs to be replaced when damaged, and the cost is higher; in another aspect, the height of the rotary blade is fixed and cannot be adjusted, and the width of the rotary blade cannot be changed after welding, so that the rotary blade has certain limitation in use; on the other hand, the rotary tillage blades can not be increased or decreased according to actual needs; meanwhile, the rotary tillage effect and stability of the existing rotary tillage cutter are not good when the rotary tillage cutter is used.
Therefore, the technical personnel in the field aim to provide the cutter shaft structure for the mini-tiller, which can effectively solve the technical problems.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects in the prior art, the present invention provides a cutter shaft structure for a mini-tiller, which can effectively solve the above-mentioned technical problems.
In order to achieve the purpose, the utility model provides a cutter shaft assembly for a mini-tiller, which is characterized in that: comprises a cutter shaft main shaft pipe and two cutter shaft auxiliary shaft pipes;
two main mounting grooves are formed along the outer wall of the cutter shaft main shaft pipe, a plurality of main rotary tillage parts are arranged in each main mounting groove, each main rotary tillage part comprises two main positioning tool holders, a main rotary tillage tool is arranged between the main positioning tool holders, each main rotary tillage tool comprises a positioning part, a rotary tillage part and an extension section, the lower end of the rotary tillage part is connected with the positioning part, the upper end of the rotary tillage part is connected with the extension section, the lower end of the positioning part is provided with a positioning column, a positioning groove matched with the positioning column is formed in the cutter shaft main shaft pipe, the positioning column is located in the positioning groove, and two sides of the positioning part are detachably connected with the main positioning tool holders respectively;
the rotary tillage part comprises two rotary tillage blades which are symmetrically arranged, the inner walls of the rotary tillage blades are connected through a plurality of connecting columns, and the upper ends of the rotary tillage blades are simultaneously connected with the extension sections; connecting parts are arranged on two sides of the cutter shaft main shaft pipe;
each cutter shaft auxiliary shaft pipe is respectively positioned at two sides of each cutter shaft main shaft pipe, an auxiliary mounting groove is formed along the outer wall of each cutter shaft auxiliary shaft pipe, a plurality of auxiliary rotary tillage parts with the same structure as the main rotary tillage parts are arranged in the auxiliary mounting grooves, and auxiliary rotary tillage cutters with the same structure as the main rotary tillage cutters are arranged on the auxiliary rotary tillage parts;
each the inboard of arbor auxiliary shaft pipe all be provided with the sleeve that connecting portion cooperation was used, the sleeve with connecting portion can dismantle the connection.
In order to improve the rotary tillage effect, the rotary tillage blade comprises a straight line section and an oblique line section, the lower end of the straight line section is connected with the positioning portion, the upper end of the straight line section is connected with the oblique line section, the extending section extends towards the left oblique upper side of the oblique line section, and the straight line section, the oblique line section and the extending section are of an integrally formed structure.
In order to reduce the weight and improve the rotary tillage effect, the middle of the extension section is provided with an opening penetrating through the extension section.
In order to facilitate the adjustment of length and the independent maintenance and replacement of the main rotary tillage cutter, the positioning part is provided with a plurality of adjusting holes from top to bottom, each main positioning cutter holder is provided with a positioning hole with a coincident central line, and the positioning part is detachably connected with each main positioning cutter holder through a first positioning part matched with the adjusting holes and the positioning holes.
In order to ensure that the stability of the positioning device is better when the positioning device is used, the number of the positioning holes is two, the first positioning piece comprises two screw rods, the heads of the screw rods are connected through screw rod positioning blocks, and the tails of the screw rods penetrate through the adjusting holes and the positioning holes and are screwed and fixed through nuts.
In order to enable the structure of the rotary tillage cutter to be more compact and correspondingly increase or reduce the rotary tillage cutter blades according to actual needs, six installation surfaces are arranged in each main installation groove, two main positioning cutter seats which are matched with each other are arranged on each installation surface, and a positioning groove which is arranged on the main shaft pipe of the cutter shaft is arranged between the main positioning cutter seats.
In order to improve the firmness and have positioning part universality, the sleeves are detachably connected with the connecting part through second positioning parts respectively, and the second positioning parts and the first positioning parts are identical in structure.
The utility model has the beneficial effects that: on one hand, parts such as the cutter shaft main shaft pipe, the cutter shaft auxiliary shaft pipe, the main rotary tillage cutter and the like can be independently overhauled and replaced, so that the use cost is effectively reduced; on the other hand, the height of the main rotary tillage cutter can be adjusted according to actual needs, so that the practicability is wider; on the other hand, the number of the main rotary tillage blades and the number of the specific rotary tillage blades can be increased or decreased according to actual needs; meanwhile, the rotary cultivator also has the beneficial effects of low manufacturing cost, convenient use, good rotary tillage effect, difficult damage and the like.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of a main rotary tillage member and other components arranged on a main shaft pipe of a cutter shaft.
Fig. 3 is a schematic structural view of a main positioning tool holder arranged on a main shaft pipe of a cutter shaft.
FIG. 4 is a schematic view of the structure of the main rotary tillage cutter of the present invention.
Fig. 5 is a schematic structural view of the arbor shaft tube of the present invention.
Fig. 6 is a schematic structural view of the first positioning member.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
in the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 6, a cutter shaft assembly for a mini-tiller comprises a cutter shaft main shaft tube 1 and two cutter shaft sub-shaft tubes 2; the cutter shaft main shaft tube 1 and the cutter shaft sub shaft tube 2 in the embodiment are arranged according to actual needs.
Two main mounting grooves 3 are formed along the outer wall of the cutter shaft main shaft pipe 1, a plurality of main rotary tillage parts 5 are arranged in each main mounting groove 3, each main rotary tillage part 5 comprises two main positioning tool holders 6, a main rotary tillage cutter 7 is arranged between the main positioning tool holders 6, each main rotary tillage cutter 7 comprises a positioning part 8, a rotary tillage part 9 and an extension section 10, the lower end of the rotary tillage part 9 is connected with the positioning part 8, the upper end of the rotary tillage part 9 is connected with the extension section 10, the lower end of the positioning part 8 is provided with a positioning column 11, a positioning groove 12 matched with the positioning column 11 is formed in the cutter shaft main shaft pipe 1, the positioning column 11 is located in the positioning groove 12, and two sides of the positioning part 8 are detachably connected with the main positioning tool holders 6 respectively; in this embodiment, set up main rotary tillage cutter 7 between two main location blade holders 6, carry on spacingly to the both sides of main rotary tillage cutter 7 through main location blade holder 6, and both ends are unrestricted around main rotary tillage cutter 7 to can be applicable to and install the main rotary tillage cutter 7 of different width, further improvement the suitability. And the reference column 11 is inserted and is established in constant head tank 12, and the inner wall of constant head tank 12 closely laminates with the outer wall of reference column 11, cooperates main location blade holder 6 to carry on spacingly simultaneously, makes its stability better and not fragile when using.
The rotary tillage part 9 comprises two rotary tillage blades 13 which are symmetrically arranged, the inner walls of the rotary tillage blades 13 are connected through a plurality of connecting columns 15, and the upper ends of the rotary tillage blades 13 are simultaneously connected with the extension section 10; connecting parts 16 are arranged on two sides of the cutter shaft main shaft pipe 1; two adjacent rotary tillage blades 13 cooperate with each other.
Each of the blade shaft auxiliary shaft pipes 2 is respectively positioned at two sides of the blade shaft main shaft pipe 1, an auxiliary mounting groove 17 is formed along the outer wall of each blade shaft auxiliary shaft pipe 2, a plurality of auxiliary rotary tillage parts 18 with the same structure as the main rotary tillage part 5 are arranged in the auxiliary mounting grooves 17, and auxiliary rotary tillage cutters 19 with the same structure as the main rotary tillage cutters 7 are arranged on the auxiliary rotary tillage parts 18; the inner side of each knife shaft auxiliary shaft tube 2 is provided with a sleeve 20 matched with the connecting part 16, and the sleeve 20 is detachably connected with the connecting part 16.
The rotary tillage blade 13 comprises a straight line section 22 and an oblique line section 23, wherein the lower end of the straight line section 22 is connected with the positioning part 8, the upper end of the straight line section 22 is connected with the oblique line section 23, the extension section 10 extends towards the upper left of the oblique line section 23, and the straight line section 22, the oblique line section 23 and the extension section 10 are of an integrated structure. Through above structure, be provided with two rotary tillage blades 13 on rotary tillage portion 9, the rotary tillage effect has not only been improved, connect through a plurality of spliced pole 15 between two rotary tillage blades 13 simultaneously, thereby the effectual stability of rotary tillage blade at the during operation that has improved, the rotary tillage effect not only can be improved in setting up of extension 10, connect two rotary tillage blades 13's upper end through extension 10 simultaneously, cooperate the very big improvement firmness of spliced pole 15, the effectual life that has prolonged. In addition, the shape of the connecting column 15 is changed into a sheet shape, and reinforcing ribs are additionally arranged on the outer surface, so that the rotary tillage effect is better, and the firmness and the strength are better.
In order to reduce the resistance of the extension section after contacting with the soil in use, an opening 26 penetrating through the extension section 10 is formed in the middle of the extension section 10.
The positioning part 8 is provided with a plurality of adjusting holes 27 from top to bottom, and the height of the rotary tillage part 9 can be adjusted according to actual use requirements by arranging the matching of each adjusting hole 27 and the positioning hole 28, so that the application range of the rotary tillage part is wider. Each main positioning tool apron 6 is provided with a positioning hole 28 with a coincident central line, and the positioning part 8 is detachably connected with each main positioning tool apron 6 through a first positioning part 29 matched with an adjusting hole 27 and the positioning hole 28.
In order to improve the stability of the positioning device during use, the number of the positioning holes 28 is two, the first positioning member 29 includes two screws 30, the heads of the screws 30 are connected by a screw positioning block 31, and the tails of the screws 30 are screwed and fixed by nuts 32 after passing through the adjusting holes 27 and the positioning holes 28.
In order to increase or reduce the number of rotary tillage blades according to actual needs while enabling the structure of the rotary tillage blade mounting structure to be more compact, six mounting surfaces 33 are arranged in each main mounting groove 3, two main positioning tool holders 6 which are matched with each other are arranged on each mounting surface 33, main rotary tillage tools 7 on each mounting surface 33 can be dismounted according to actual needs, and positioning grooves 12 which are formed in the cutter shaft main shaft pipe 1 are formed between the main positioning tool holders 6. In order to improve the firmness and also the positioning member versatility, each of the sleeves 20 is detachably connected to the connecting portion 16 by a second positioning member, which has the same structure as the first positioning member 29.
When the mini-tiller is used, the inner sides of the two cutter shaft auxiliary shaft pipes 2 are connected with the two ends of the cutter shaft main shaft pipe, the flanges are arranged on the outer sides of the two cutter shaft auxiliary shaft pipes 2, and the mini-tiller is connected with the output end of the mini-tiller through the connecting sleeve (not shown in the figure). Simultaneously the length of arbor auxiliary shaft pipe 2 and the 17 numbers of vice mounting groove that set up on arbor auxiliary shaft pipe 2 can change according to the in-service use needs, and the number of vice mounting groove 17 this embodiment is two, when the number of vice mounting groove 17 sets 1, so corresponding arbor auxiliary shaft pipe 2 that also can use length short.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (7)
1. The utility model provides a plough quick-witted cutter arbor subassembly a little for, characterized by: comprises a cutter shaft main shaft pipe (1) and two cutter shaft auxiliary shaft pipes (2);
two main mounting grooves (3) are arranged along the outer wall of the cutter shaft main shaft pipe (1), a plurality of main rotary tillage parts (5) are arranged in each main mounting groove (3), the main rotary tillage part (5) comprises two main positioning tool holders (6), a main rotary tillage cutter (7) is arranged between the main positioning tool holders (6), the main rotary tillage cutter (7) comprises a positioning part (8), a rotary tillage part (9) and an extension section (10), the lower end of the rotary tillage part (9) is connected with the positioning part (8), the upper end of the rotary tillage part (9) is connected with the extension section (10), the lower end of the positioning part (8) is provided with a positioning column (11), the cutter shaft main shaft pipe (1) is provided with a positioning groove (12) matched with the positioning column (11), the positioning column (11) is positioned in the positioning groove (12), and two sides of the positioning part (8) are respectively detachably connected with the main positioning tool holders (6);
the rotary tillage part (9) comprises two rotary tillage blades (13) which are symmetrically arranged, the inner walls of the rotary tillage blades (13) are connected through a plurality of connecting columns (15), and the upper ends of the rotary tillage blades (13) are simultaneously connected with the extension sections (10); connecting parts (16) are arranged on two sides of the cutter shaft main shaft pipe (1);
each cutter shaft auxiliary shaft pipe (2) is respectively positioned at two sides of each cutter shaft main shaft pipe (1), an auxiliary mounting groove (17) is formed along the outer wall of each cutter shaft auxiliary shaft pipe (2), a plurality of auxiliary rotary tillage parts (18) with the same structure as the main rotary tillage part (5) are arranged in each auxiliary mounting groove (17), and auxiliary rotary tillage cutters (19) with the same structure as the main rotary tillage cutters (7) are arranged on the auxiliary rotary tillage parts (18);
the inner side of each cutter shaft auxiliary shaft tube (2) is provided with a sleeve (20) matched with the connecting part (16) for use, and the sleeve (20) is detachably connected with the connecting part (16).
2. The cutter shaft assembly for the micro-cultivator of claim 1, which is characterized in that: the rotary tillage blade (13) comprises a straight line segment (22) and an oblique line segment (23), the lower end of the straight line segment (22) is connected with the positioning portion (8), the upper end of the straight line segment (22) is connected with the oblique line segment (23), the extending section (10) extends towards the upper left oblique side of the oblique line segment (23), and the straight line segment (22), the oblique line segment (23) and the extending section (10) are of an integrally formed structure.
3. The cutter shaft assembly for the micro-cultivator of claim 1, which is characterized in that: an opening (26) penetrating through the extension section (10) is formed in the middle of the extension section (10).
4. The cutter shaft assembly for the micro-cultivator of claim 1, which is characterized in that: location portion (8) are from last to having seted up a plurality of regulation hole (27) down, each main location blade holder (6) all are provided with locating hole (28) of central line coincidence, will through first setting element (29) cooperation regulation hole (27) and locating hole (28) location portion (8) and each main location blade holder (6) can dismantle the connection.
5. The cutter shaft assembly for the micro-cultivator of claim 4, characterized in that: the number of the positioning holes (28) is two, the first positioning piece (29) comprises two screws (30), the heads of the screws (30) are connected through screw positioning blocks (31), and the tails of the screws (30) penetrate through the adjusting holes (27) and the positioning holes (28) and are screwed and fixed through nuts (32).
6. The cutter shaft assembly for the micro-cultivator of claim 1, which is characterized in that: six installation surfaces (33) are arranged in each main installation groove (3), two main positioning tool holders (6) which are matched with each other are arranged on each installation surface (33), and a positioning groove (12) which is arranged on the main shaft pipe (1) of the cutter shaft is arranged between each main positioning tool holder (6).
7. The cutter shaft assembly for the micro-cultivator of claim 4, wherein: the sleeves (20) are respectively detachably connected with the connecting part (16) through second positioning parts, and the second positioning parts and the first positioning parts (29) have the same structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220766676.1U CN216930731U (en) | 2022-03-31 | 2022-03-31 | Cutter shaft assembly for mini-tiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220766676.1U CN216930731U (en) | 2022-03-31 | 2022-03-31 | Cutter shaft assembly for mini-tiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216930731U true CN216930731U (en) | 2022-07-12 |
Family
ID=82300154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220766676.1U Active CN216930731U (en) | 2022-03-31 | 2022-03-31 | Cutter shaft assembly for mini-tiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216930731U (en) |
-
2022
- 2022-03-31 CN CN202220766676.1U patent/CN216930731U/en active Active
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