CN211509890U - Chaff cutter casing and chaff cutter - Google Patents
Chaff cutter casing and chaff cutter Download PDFInfo
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- CN211509890U CN211509890U CN201922401407.6U CN201922401407U CN211509890U CN 211509890 U CN211509890 U CN 211509890U CN 201922401407 U CN201922401407 U CN 201922401407U CN 211509890 U CN211509890 U CN 211509890U
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Abstract
An embodiment of the utility model provides a chaff cutter casing, it includes: the first shell and the second shell form a cavity; the first shell is movably connected with the second shell; the first shell is provided with a first matching portion, the second shell is provided with a second matching portion, and the first matching portion is matched with the second matching portion to enable the first shell to be aligned with the second shell. The embodiment of the utility model also provides a hay cutter including above-mentioned casing. The shell of the embodiment of the utility model is arranged in a split structure, and the matching part is combined for use, so that accurate and repeated positioning can be realized, and the installation efficiency of the shell can be improved; and simultaneously, the utility model discloses a hay cutter of embodiment improves through to above-mentioned shell structure to improve hay cutter's result of use.
Description
Technical Field
The embodiment of the utility model relates to a hay cutter casing and hay cutter.
Background
In the field of manufacturing artificial boards, the utilization of non-wood materials has received more and more attention, wherein, for example, in the process of processing crop straws, a straw cutter is a key device for processing straw materials. The straw cutter cuts materials by relying on the bottom knife installed on the shell to a certain extent besides the cutter installed on the rotating knife roller, and the cutter and the bottom knife are matched to process the materials. Wherein the bed knife is fixed to the housing of the grass cutter, whereby the housing is subjected to a certain cutting impact, which requires that the mounting of the housing is stable in order to avoid noise caused by vibrations of the housing during operation of the grass cutter. In addition, when the bed knife needs to be replaced, the processes of disassembling and reinstalling part of the structure of the shell are involved, and the part of the structure of the shell needs to meet the requirements of easy realization of repeated positioning (for example, alignment is needed) and high positioning precision; meanwhile, the matching relationship between the shell and the components for mounting the shell has certain influence on the using effect of the grass cutter.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the above technical problems, an embodiment of the present invention provides a housing for a straw cutter, which is configured in a split type structure and combines with a matching part, so as to realize accurate and repeated positioning and improve the mounting efficiency of the housing; and simultaneously, the embodiment of the utility model provides a hay cutter is still provided, through improving above-mentioned shell structure to improve hay cutter's result of use.
According to a first aspect of the present invention, there is provided a chaff cutter housing comprising: the first shell and the second shell form a cavity; the first shell is movably connected with the second shell; the first shell is provided with a first matching portion, the second shell is provided with a second matching portion, and the first matching portion is matched with the second matching portion to enable the first shell to be aligned with the second shell.
In one embodiment, one end of the first housing is connected with one end of the second housing through a hinge shaft; the first housing rotates about the hinge shaft relative to the second housing.
Further, the first housing is provided with a hole for the hinge shaft to pass through, and a gap is formed between the hole and the hinge shaft, so that the first housing can have relative translation with the hinge shaft.
In one embodiment, the first housing is provided with a fastening component, and when the first housing and the second housing form a cavity, the fastening component fixedly connects the first housing and the second housing.
According to the utility model discloses a second aspect provides a hay cutter, include: the device comprises a shell, a first shell and a second shell, wherein the shell comprises the first shell and the second shell which form a cavity with a feeding hole and a discharging hole; the cutting assembly is arranged in the cavity of the shell and used for cutting materials; the first shell and the second shell are movably connected; the first shell is provided with a first matching portion, the second shell is provided with a second matching portion, and the first matching portion is matched with the second matching portion to enable the first shell to be aligned with the second shell.
In one embodiment, one end of the first housing is connected with one end of the second housing through a hinge shaft; the first housing rotates about the hinge shaft relative to the second housing.
Further, the first housing is provided with a hole for the hinge shaft to pass through, and a gap is formed between the hole and the hinge shaft, so that the first housing can have relative translation with the hinge shaft.
In one embodiment, the first housing is provided with a fastening component, and when the first housing and the second housing form a cavity, the fastening component fixedly connects the first housing and the second housing.
In one embodiment, the chaff cutter further comprises: a fixed cutting assembly disposed on the housing; and, the cutting assembly comprises: the cutter shaft is arranged in the cavity; the rotary cutting assembly is arranged on the cutter shaft.
In one embodiment, the chaff cutter further comprises: a base configured to fix the second housing; one end of the hydraulic cylinder is connected with the base, and the other end of the hydraulic cylinder is connected with the first shell; the transmission assembly is respectively connected with the cutter shaft and the motor and is used for driving the cutter shaft to rotate under the drive of the motor.
In one embodiment, the rotary cutting assemblies are spaced apart from each other on the knife shaft and rotate with the knife shaft.
Further, the fixed cutting assembly comprises a first fixed cutting assembly, a second fixed cutting assembly and a third fixed cutting assembly; the first fixed cutting assembly is arranged in the first shell and is far away from the second shell; the second fixed cutting assembly and the third fixed cutting assembly are arranged on the second shell and are symmetrically arranged relative to the cutter shaft.
Further, a gap is formed between the rotary cutting assembly and the fixed cutting assembly.
In one embodiment, the cutting direction of the rotary cutting assembly forms an included angle with the axis of the cutter shaft; the cutting direction of the fixed cutting assembly is parallel to the axis of the cutter shaft.
Drawings
Other objects and advantages of the present invention will become apparent from the following description of the invention, which is made with reference to the accompanying drawings, and can help to provide a thorough understanding of the present invention.
Fig. 1 is a schematic structural view of a lawnmower according to an exemplary embodiment of the present invention; and
fig. 2 is a schematic view of the first housing of the chaff cutter according to fig. 1, when open.
It is noted that the drawings are not necessarily to scale and are merely illustrative in nature and not intended to obscure the reader.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the drawings of the embodiments of the present invention will be combined below to clearly and completely describe the technical solutions of the present invention. It is to be understood that the described embodiment is one embodiment of the invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs.
Referring to fig. 1, an embodiment of a chaff cutter housing of an embodiment of the present invention comprises: the first shell 10 and the second shell 11 form a cavity; the first shell 10 and the second shell 11 are movably connected; the first housing 10 is provided with a first matching portion 101, the second housing 11 is provided with a second matching portion 111, and the first matching portion 101 and the second matching portion 111 are matched to align the first housing 10 and the second housing 11.
Specifically, the shell of the straw cutter provides a certain space for material treatment, the shell surrounds to form a cavity, and a component for treating materials is arranged in the cavity. In practical applications, in order to facilitate timely understanding and maintenance of the use of the components in the cavity, the housing is constructed in a split manner, for example, by the first housing 10 and the second housing 11.
Further, the first housing 10 is, for example, conveniently opened to understand the situation in the cavity in time, and the second housing 11 is, for example, fixed and can be well matched with the first housing 10. The first housing 10 is, for example, easy to open or close, and is movably connected to the second housing 11, so that the first housing 10 and the second housing 11 are connected to simplify the installation process although the first housing 10 is movable relative to the second housing 11. The first housing 10 is, for example, rotatably connected with respect to the second housing 11.
Further, the first housing 10 and the second housing 11 are respectively provided with a structure which is matched with each other, so that the accurate installation is convenient. This is because the first housing 10 has a certain weight, and when the first housing is opened and needs to be reinstalled, if positioning measures are lacked, the installation speed is affected, the efficiency is reduced, and inaccurate reinstallation of the first housing 10 and the second housing 11 is easy to occur, which causes problems of vibration, noise and the like of the first housing 10 during operation, and affects the use effect of the lawn mower. Thus, the first and second engaging portions 101 and 111 facilitate positioning when the first and second housings 10 and 11 are re-installed, and prevent the above-mentioned problems when the installed housings are used.
The first matching portion 101 is, for example, a positioning pin, and the second matching portion 111 is a positioning hole, so that the first housing 10 and the second housing 11 are positioned accurately. Alternatively, the first matching part 101 adopts a positioning hole, and the second matching part 111 adopts a positioning pin. Alternatively, the first engaging portion 101 and the second engaging portion 111 are engaged with each other in another manner.
It can be understood that the above-mentioned housing is not limited to the illustrated form, and the housing can be set to a certain split structure according to the use requirement, so as to achieve the effects of convenient installation and accurate installation.
On the basis of the above embodiment, referring to fig. 1, one end of the first housing 10 is connected to one end of the second housing 11 by the hinge shaft 12; the first housing 10 rotates relative to the second housing 11 about the hinge shaft 12.
Specifically, in order to realize that the first housing 10 is movable relative to the second housing 11 and the first housing 10 and the second housing 11 are kept connected, one end of the first housing 10 and one end of the second housing 11 are connected through the hinge shaft 12, so that when the housings need to be disassembled to a certain extent, the first housing 10 only needs to be opened and rotated around the hinge shaft 12, and similarly, when the housings need to be re-assembled, the first housing 10 is rotated around the hinge shaft 12 and closed with the second housing 11. The first housing 10 is rotatably connected to the second housing 11, which not only maintains the stability of the first housing 10, but also facilitates the disassembly and assembly, thereby improving the efficiency.
Further, referring to fig. 1, in the present embodiment, the first housing 10 is provided with a hole for the hinge shaft 12 to pass through, and a gap is provided between the hole and the hinge shaft 12, so that the first housing 10 can have relative translation with respect to the hinge shaft 12.
Specifically, as can be seen from the above, the first casing 10 and the second casing 11 can be positioned by the first matching portion 101 and the second matching portion 111, however, in order to make the positioning operation easier, measures are taken to facilitate the movement of the first casing 10 having a certain weight. For example, the first housing 10 and the second housing 11 are connected by a hinge, so that one end of the first housing 10 can rotate around the hinge all the time when the first housing 10 is operated, thereby reducing the steps of disassembly and assembly.
Meanwhile, in order to align the first fitting part 101 with the second fitting part 111, there is a certain gap between the hinge shaft 12 and the hole through which the hinge shaft 12 passes, so that the first housing 10 can be translated with respect to the hinge shaft 12 to achieve positioning. Therefore, the first matching part 101 and the second matching part 111 are matched with the hinge shaft 12 and the hole, interference is avoided, and the accuracy and the efficiency of mounting the shell are further improved.
Further, referring to fig. 1, in the present embodiment, the first housing 10 is provided with a fastening component 102, and when the first housing 10 and the second housing 11 form a cavity, the fastening component 102 fixedly connects the first housing 10 and the second housing 11.
Specifically, in order to eliminate the gap between the contact surfaces of the first housing 10 and the second housing 11, the fastening assembly 102 is used to fixedly connect and tightly combine the first housing 10 and the second housing 11. Therefore, the problems of vibration and noise caused by gaps when the straw cutter works can be avoided.
It will be appreciated that the fastening assembly 102 may be, for example, a bolt provided on the first housing 10, which bolt only needs to be loosened to a certain extent when it is desired to open the first housing 10. As shown in fig. 1, bolts 102a and 102b are respectively disposed at both ends of the first housing 10 near the contact surface of the second housing 11, so as to enhance the fastening effect.
The utility model discloses hay cutter casing adopts certain split type structure, combines to use location structure, helps realizing that first casing opens the back and carries out repeated location, improves the location and the installation effectiveness of casing to and, ensure to reduce the noise that vibrations cause in the casing use.
Based on above-mentioned chaff cutter casing, the embodiment of the utility model provides a chaff cutter, in one of them embodiment, chaff cutter 100 includes: the device comprises a shell, a first shell 10 and a second shell 11, wherein the first shell 10 and the second shell 11 form a cavity with a feed inlet A and a discharge outlet B; the cutting assembly is arranged in the cavity of the shell and used for cutting materials; wherein, the first shell 10 and the second shell 11 can be movably connected; the first housing 10 is provided with a first matching portion 101, the second housing 11 is provided with a second matching portion 111, and the first matching portion 101 and the second matching portion 111 are matched to align the first housing 10 and the second housing 11.
Specifically, referring to fig. 1, a housing of the straw cutter forms a closed cavity, which provides a space for material processing; a cutting assembly is provided within the cavity, for example, for cutting material.
It can be understood that the material enters the cavity formed by the first shell 10 and the second shell 11 from the feeding hole a, is cut by the cutting assembly in the cavity and then is sent out from the discharging hole B, and the cutting process of the material is completed.
As can be seen from the above, in order to facilitate timely understanding and maintenance of the components in the cavity, the housing is configured as a separate body, for example, composed of the first housing 10 and the second housing 11.
The first housing 10 is, for example, easy to open or close, and is movably connected to the second housing 11, so that the first housing 10 and the second housing 11 are connected to simplify the installation process, although the first housing 10 is movable relative to the second housing 11. The first housing 10 is, for example, rotatably connected with respect to the second housing 11.
Further, the first housing 10 and the second housing 11 are respectively provided with a structure which is matched with each other, so that the accurate installation is convenient.
On the basis of the above embodiment, referring to fig. 1, one end of the first housing 10 is connected to one end of the second housing 11 by the hinge shaft 12; the first housing 10 rotates relative to the second housing 11 about the hinge shaft 12.
The first housing 10 is rotatably connected to the second housing 11, which not only maintains the stability of the first housing 10, but also facilitates the disassembly and assembly, thereby improving the efficiency.
Further, referring to fig. 1, in the present embodiment, the first housing 10 is provided with a hole for the hinge shaft 12 to pass through, and a gap is provided between the hole and the hinge shaft 12, so that the first housing 10 can have relative translation with respect to the hinge shaft 12.
Specifically, as can be seen from the above, the first casing 10 and the second casing 11 can be positioned by the first matching portion 101 and the second matching portion 111, however, in order to make the positioning operation easier, measures are taken to facilitate the movement of the first casing 10 having a certain weight. For example, the first housing 10 and the second housing 11 are connected by a hinge, so that one end of the first housing 10 can rotate around the hinge all the time when the first housing 10 is operated, thereby reducing the steps of disassembly and assembly.
Meanwhile, in order to align the first fitting part 101 with the second fitting part 111, there is a certain gap between the hinge shaft 12 and the hole through which the hinge shaft 12 passes, so that the first housing 10 can be translated with respect to the hinge shaft 12 to achieve positioning. Therefore, the first matching part 101 and the second matching part 111 are matched with the hinge shaft 12 and the hole, interference is avoided, and the accuracy and the efficiency of mounting the shell are further improved.
Further, referring to fig. 1, in the present embodiment, the first housing 10 is provided with a fastening component 102, and when the first housing 10 and the second housing 11 form a cavity, the fastening component 102 fixedly connects the first housing 10 and the second housing 11.
Specifically, in order to eliminate the gap between the contact surfaces of the first housing 10 and the second housing 11, the fastening assembly 102 is used to fixedly connect and tightly combine the first housing 10 and the second housing 11. Therefore, the problems of vibration and noise caused by gaps when the straw cutter works can be avoided.
On the basis of the above embodiment, referring to fig. 2, in another embodiment of the grass cutter of the embodiment of the present invention, the grass cutter 100 further includes: the fixed cutting assembly 13, the fixed cutting assembly 13 is set up on the body; and, the cutting assembly includes: the cutter shaft 14 is arranged in the cavity; and the rotary cutting assembly 15 is arranged on the cutter shaft 14.
Specifically, common lawn mower for example includes the rotor-type lawn mower, and it includes the rotor that is used for rotatory cutting material and sets up the sword on the rotor, the utility model discloses a lawn mower, its cutting component include arbor 14 and set up the rotatory cutting component 15 on arbor 14, and wherein, rotatory cutting component 15 can rotate along with arbor 14 to the realization is to material circulation cutting.
The knife shaft 14 can be connected with the inner wall of the housing, for example, the interface between the first housing 10 and the second housing 11 can be the transverse center line of the cross section of the knife shaft 14, as shown in fig. 2, when the first housing 10 needs to be opened, one end of the first housing 10 is completely far away from the second housing 11, and the other end of the first housing 10 is connected with the second housing 11 through the hinge shaft 12, therefore, the first housing 10 can swing relative to the second housing 11 for convenient operation.
Further, in order to optimize the cutting effect of the material, the straw cutter 100 further includes a fixed cutting assembly 13 disposed on the inner wall of the housing, and when the material rolls along with the cutter shaft 14 in the cavity of the housing, the fixed cutting assembly 13 cooperates with the rotary cutting assembly 15 to further cut the material.
On the basis of the above embodiment, referring to fig. 1-2, in another embodiment of the grass cutter of the embodiment of the present invention, the grass cutter 100 further includes: a base 16 configured to fix the second housing 11; one end of the hydraulic cylinder 17 is connected with the base 16, and the other end of the hydraulic cylinder 17 is connected with the first shell 10; the motor 18 and the transmission assembly 19, the transmission assembly 19 is respectively connected with the knife shaft 14 and the motor 18, and is used for driving the knife shaft 14 to rotate under the driving of the motor 18.
In particular, the mower 100 further comprises a hydraulic cylinder 17 facilitating the swinging of the first housing 10 with respect to the second housing 11. As shown in fig. 2, for example, when the cutting assembly or the fixed cutting assembly 13 needs to be maintained, the bolts 102a and 102b on the first housing 10 are loosened, and the hydraulic cylinder 17 is retracted to make one end of the first housing 10 away from the second housing 11, and the other end of the first housing 10 swings around the hinge shaft 12, so as to complete the disassembly; when reinstallation is required, the hydraulic cylinder 17 is extended, the other end of the first housing 10 swings around the hinge shaft 12 and the first and second fitting portions 101 and 111 are positioned, so that the first and second housings 10 and 11 are accurately combined, and further, the bolts 102a and 102b are fastened to eliminate the gap between the first and second housings 10 and 11, thereby ensuring firm installation of the housings.
Further, the lawn mower 100 is provided with a transmission assembly 19 for transmitting power to the cutter shaft 14, the transmission assembly 19 may be, for example, a pulley; the motor 18 is used for driving the transmission assembly 19 to move.
On the basis of the above embodiment, referring to fig. 2, in another embodiment of the grass cutter of the embodiment of the present invention, the rotary cutting assemblies 15 are arranged on the cutter shaft 14 at intervals and rotate along with the cutter shaft 14.
Specifically, the rotary cutting assembly 15 includes, for example, a plurality of cutters, which are uniformly distributed on the cutter shaft 14 and rotate with the cutter shaft 14; therefore, the materials can be uniformly cut in the process of rolling along with the cutter shaft 14.
On the basis of the above embodiment, referring to fig. 1-2, the fixed cutting assembly 13 includes a first fixed cutting assembly 13a, a second fixed cutting assembly 13b and a third fixed cutting assembly 13 c; the first fixed cutting assembly 13a is arranged at the first housing 10 and is far away from the second housing 11; the second fixed cutting assembly 13b and the third fixed cutting assembly 13c are disposed in the second housing 11 and are symmetrically disposed with respect to the knife shaft 14.
In particular, the fixed cutting assembly 13 comprises a plurality of sets, which can be arranged at different positions of the housing. In the present embodiment, a first fixed cutting assembly 13a is provided on the first housing 10, and a second fixed cutting assembly 13b and a third fixed cutting assembly 13c are provided on the second housing 11, and the second fixed cutting assembly 13b and the third fixed cutting assembly 13c are provided, for example, on an end surface of the second housing 11 for combining with the first housing 10, so as to facilitate replacement or debugging; wherein each fixed cutting assembly has for example a different function: the first fixed cutting assembly 13a, for example, performs a primary cutting function on the material, and the second fixed cutting assembly 13b and the third fixed cutting assembly 13c, for example, perform a secondary cutting function; under the condition that the rotary cutting assemblies are fixed, the number of the fixed cutting assemblies is increased, so that the integral cutting efficiency is improved; further, the fixed cutting assembly may, for example, consist of a number of bed knives which are subjected to the cutting impact of the material and thus need to have a certain resistance to impact, wear, etc.
It can be understood that the number and the position distribution of the fixed cutting assemblies are set according to actual requirements to realize different functions.
Based on the above embodiment, referring to fig. 1-2, a gap is formed between the rotary cutting element 15 and the fixed cutting element 13.
Specifically, rotatory cutting component 15 implements the dynamic cutting to the material, and fixed cutting component 13 implements static cutting to the material, for keeping both to cooperate the performance synergism better, remains certain space between rotatory cutting component 15 and the fixed cutting component 13. For example, when straw materials are processed, a gap of 0.15-0.25mm is formed between the cutter of the rotary cutting assembly 15 and the bed knife of the fixed cutting assembly 13, so that the shape of the cut straws is stable and consistent, and if the gap is too large, the cut straws with small size are not easy to obtain, and the shape of the cut straws is difficult to guarantee. On the basis of the above embodiment, referring to fig. 1-2, in another embodiment of the grass cutter of the embodiment of the present invention, an included angle is formed between the cutting direction of the rotary cutting assembly 15 and the axis of the cutter shaft 14; the cutting direction of the fixed cutting assembly 13 is parallel to the axis of the knife shaft 14.
Specifically, the cutting effect on the material is further improved by arranging the cutting directions of the rotary cutting assembly 15 and the fixed cutting assembly 13, for example, each cutter of the rotary cutting assembly 15 forms an included angle of about 2 degrees with the axis of the cutter shaft 14, and each bed knife of the fixed cutting assembly 13 is parallel to the axis of the cutter shaft 14, so that the cutters and the bed knives do not cut the material at the same time on the whole length, and the cutting impact is reduced.
The structure of the chaff cutter casing and the chaff cutter recorded in the application is only an exemplary example and does not limit the application, the chaff cutter structure can be used for avoiding the chaff cutter from generating larger vibration and noise in the use process, the use effect is optimized, and meanwhile, the casing structure is convenient to detach and install, and the efficiency can be improved.
For the embodiments of the present invention, it should be further explained that, under the condition of no conflict, the features in the embodiments and embodiments of the present invention can be combined with each other to obtain a new embodiment.
The above embodiments of the present invention are only examples, but the scope of the present invention is not limited thereto, and the scope of the present invention should be determined by the scope of the claims.
Claims (14)
1. A chaffcutter housing comprising:
a first housing (10) and a second housing (11),
the first shell (10) and the second shell (11) form a cavity;
the device is characterized in that the first shell (10) is movably connected with the second shell (11);
the first shell (10) is provided with a first matching portion (101), the second shell (11) is provided with a second matching portion (111), and the first matching portion (101) is matched with the second matching portion (111) to align the first shell (10) and the second shell (11).
2. A chaff cutter housing according to claim 1,
one end of the first shell (10) is connected with one end of the second shell (11) through a hinge shaft (12);
the first housing (10) rotates around the hinge shaft (12) relative to the second housing (11).
3. A chaff cutter housing according to claim 2,
the first housing (10) is provided with a hole for the hinge shaft (12) to pass through, and a gap is formed between the hole and the hinge shaft (12), so that the first housing (10) and the hinge shaft (12) can have relative translation.
4. A chaffer housing according to claim 1 or 3, wherein,
the first shell (10) is provided with a fastening component (102), and when the first shell (10) and the second shell (11) form a cavity, the fastening component (102) enables the first shell (10) and the second shell (11) to be fixedly connected.
5. A lawnmower comprising:
the device comprises a shell, a first shell (10) and a second shell (11), wherein the first shell (10) and the second shell (11) form a cavity with a feeding hole (A) and a discharging hole (B);
the cutting assembly is arranged in the cavity of the shell and used for cutting materials;
the device is characterized in that the first shell (10) is movably connected with the second shell (11);
the first shell (10) is provided with a first matching portion (101), the second shell (11) is provided with a second matching portion (111), and the first matching portion (101) is matched with the second matching portion (111) to align the first shell (10) and the second shell (11).
6. The chaff cutter of claim 5,
one end of the first shell (10) is connected with one end of the second shell (11) through a hinge shaft (12);
the first housing (10) rotates around the hinge shaft (12) relative to the second housing (11).
7. The chaff cutter of claim 6,
the first housing (10) is provided with a hole for the hinge shaft (12) to pass through, and a gap is formed between the hole and the hinge shaft (12), so that the first housing (10) and the hinge shaft (12) can have relative translation.
8. The chaff cutter of claim 5,
the first shell (10) is provided with a fastening component (102), and when the first shell (10) and the second shell (11) form a cavity, the fastening component (102) enables the first shell (10) and the second shell (11) to be fixedly connected.
9. The lawnmower of claim 5, further comprising:
a stationary cutting assembly (13), the stationary cutting assembly (13) being disposed on the housing;
the cutting assembly includes:
a knife shaft (14), the knife shaft (14) being disposed within the cavity;
a rotary cutting assembly (15), the rotary cutting assembly (15) being disposed on the arbor (14).
10. The lawnmower of claim 9, further comprising:
a base (16) arranged to fix the second housing (11);
one end of the hydraulic cylinder (17) is connected with the base (16), and the other end of the hydraulic cylinder (17) is connected with the first shell (10);
a motor (18) and a transmission assembly (19),
the transmission assembly (19) is respectively connected with the cutter shaft (14) and the motor (18) and is used for driving the cutter shaft (14) to rotate under the driving of the motor (18).
11. The chaff cutter of claim 9,
the rotary cutting assemblies (15) are arranged on the cutter shaft (14) at intervals and rotate along with the cutter shaft (14).
12. The chaff cutter of claim 9,
the fixed cutting assembly (13) comprises a first fixed cutting assembly (13a), a second fixed cutting assembly (13b) and a third fixed cutting assembly (13 c);
the first fixed cutting assembly (13a) is arranged at the first casing (10) and is far away from the second casing (11);
the second fixed cutting assembly (13b) and the third fixed cutting assembly (13c) are arranged in the second shell (11) and are symmetrically arranged relative to the cutter shaft (14).
13. The chaff cutter of claim 9,
a gap is formed between the rotary cutting assembly (15) and the fixed cutting assembly (13).
14. The chaff cutter of claim 9,
an included angle is formed between the cutting direction of the rotary cutting assembly (15) and the axis of the cutter shaft (14);
the cutting direction of the fixed cutting assembly (13) is parallel to the axis of the cutter shaft (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922401407.6U CN211509890U (en) | 2019-12-27 | 2019-12-27 | Chaff cutter casing and chaff cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922401407.6U CN211509890U (en) | 2019-12-27 | 2019-12-27 | Chaff cutter casing and chaff cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211509890U true CN211509890U (en) | 2020-09-18 |
Family
ID=72447462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922401407.6U Active CN211509890U (en) | 2019-12-27 | 2019-12-27 | Chaff cutter casing and chaff cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211509890U (en) |
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2019
- 2019-12-27 CN CN201922401407.6U patent/CN211509890U/en active Active
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