CN220755390U - Transmission connection structure of transmission case assembly of four-wheel-drive mini-tiller - Google Patents
Transmission connection structure of transmission case assembly of four-wheel-drive mini-tiller Download PDFInfo
- Publication number
- CN220755390U CN220755390U CN202322415668.XU CN202322415668U CN220755390U CN 220755390 U CN220755390 U CN 220755390U CN 202322415668 U CN202322415668 U CN 202322415668U CN 220755390 U CN220755390 U CN 220755390U
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- Prior art keywords
- case assembly
- connection structure
- transmission
- assembly
- tiller
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 46
- 230000008878 coupling Effects 0.000 claims abstract description 11
- 238000010168 coupling process Methods 0.000 claims abstract description 11
- 238000005859 coupling reaction Methods 0.000 claims abstract description 11
- 210000001503 joint Anatomy 0.000 claims abstract description 9
- 125000006850 spacer group Chemical group 0.000 description 5
- 230000004075 alteration Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002420 orchard Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
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- Arrangement And Driving Of Transmission Devices (AREA)
Abstract
The utility model discloses a transmission connection structure of a transmission case assembly of a four-wheel-drive mini-tiller, which comprises a front case assembly, a rear case assembly and a traveling case assembly, wherein the rear case assembly is connected to the front case assembly, and an output shaft of the rear case assembly is connected with an input shaft of the traveling case assembly through the transmission connection structure; the transmission connection structure comprises a coupling body, wherein the coupling body comprises two ends and a middle joint, and the two ends are respectively hinged with the middle joint through a cross shaft; the two ends are respectively connected with an output shaft of the rear box assembly and an input shaft of the traveling box assembly in a sliding manner, and limiting structures for limiting the ends are respectively arranged on the output shaft of the rear box assembly and the input shaft of the traveling box assembly. The transmission connection structure of the four-wheel drive mini-tiller transmission case assembly has the advantages of simple structure, flexible transmission and small volume.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a transmission connection structure of a transmission case assembly of a four-wheel-drive mini-tiller.
Background
The four-wheel drive mini tiller uses a small diesel engine or a gasoline engine as power, and has the characteristics of simplicity and easiness in operation and the like. The four-wheel drive mini-tiller can be suitable for small dry lands, paddy fields, orchards and the like. The four-wheel drive mini tiller can be freely used in fields and road surfaces, is convenient for users to use and store, overcomes the defect that the two-wheel drive mini tiller is labor-consuming to operate and large-sized agricultural machinery cannot cultivate small fields, and is a preferential choice for vast farmers.
At present, the existing four-wheel drive mini-tiller is complex in transmission connection structure, and is labor-consuming and inflexible to operate.
Disclosure of Invention
To the defect of the prior art, the technical problem to be solved in the application is how to provide a transmission connection structure of a four-wheel drive mini-tiller transmission case assembly, which is simple in structure, flexible in transmission and small in size.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the transmission connection structure of the transmission case assembly of the four-wheel-drive mini-tiller comprises a front case assembly, a rear case assembly and a traveling case assembly, wherein the rear case assembly is connected to the front case assembly, and an output shaft of the rear case assembly is connected with an input shaft of the traveling case assembly through the transmission connection structure;
the transmission connection structure comprises a coupling body, wherein the coupling body comprises two ends and a middle joint, and the two ends are respectively hinged with the middle joint through a cross shaft; the two ends are respectively connected with an output shaft of the rear box assembly and an input shaft of the traveling box assembly in a sliding manner, and limiting structures for limiting the ends are respectively arranged on the output shaft of the rear box assembly and the input shaft of the traveling box assembly.
The limiting structure comprises a limiting pin, a waist-shaped groove is formed in the end head, and the limiting pin is fixedly arranged on an output shaft of the rear box assembly and an input shaft of the traveling box assembly and is located in the waist-shaped groove.
The limiting pin is a hexagon bolt, and threaded holes in threaded connection with the hexagon bolt are formed in an output shaft of the rear box assembly and an input shaft of the traveling box assembly.
The output shaft of the rear box assembly and the input shaft of the traveling box assembly are respectively provided with a four-tooth shaft, the end head is provided with a sliding groove sliding with the four-tooth shaft, and the threaded hole is arranged between two adjacent teeth.
Wherein, the waist-shaped grooves on the two ends are arranged in a staggered way.
In combination, the transmission connecting structure of the four-wheel drive mini-tiller transmission case assembly has the advantages of simple structure, flexible transmission and small volume.
Drawings
FIG. 1 is a schematic diagram of a transmission connection structure of a transmission case assembly of a four-wheel-drive mini-tiller.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings. In the description of the present utility model, it should be understood that the azimuth or positional relationship indicated by the azimuth words such as "upper, lower" and "top, bottom", etc. are generally based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and these azimuth words do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth or be constructed and operated in a specific azimuth, without limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
As shown in fig. 1, the transmission connection structure of the four-wheel-drive mini-tiller transmission box assembly comprises a front box assembly 1, a rear box assembly 2 and a walking box assembly 4, wherein the rear box assembly 2 is connected to the front box assembly 1, and an output shaft of the rear box assembly 2 is connected with an input shaft of the walking box assembly 4 through the transmission connection structure;
the transmission connection structure comprises a coupling body 3, wherein the coupling body 3 comprises two ends and a middle joint, and the two ends are respectively hinged with the middle joint through a cross shaft; the two ends are respectively in sliding connection with an output shaft of the rear box assembly 2 and an input shaft of the traveling box assembly 4, and limiting structures for limiting the ends are respectively arranged on the output shaft of the rear box assembly 2 and the input shaft of the traveling box assembly 4.
In implementation, the limiting structure comprises a limiting pin 31, a waist-shaped groove 32 is formed in the end, and the limiting pin 31 is fixedly mounted on an output shaft of the rear box assembly 2 and an input shaft of the traveling box assembly 4 and is located in the waist-shaped groove 32. The end cup joints on the output shaft of rear box assembly 2 and the input shaft of walking case assembly 4, installs the spacer pin again, and the spacer pin is located waist type inslot for the end can slide for the output shaft of rear box assembly 2 and the input shaft of walking case assembly 4, provides certain distance of movement space, simultaneously because the setting of spacer pin, is convenient for carry out spacingly to the end, avoids the end to break away from with the output shaft of rear box assembly 2 and the input shaft of walking case assembly 4.
In implementation, the limiting pin 31 is a hexagonal bolt, and threaded holes in threaded connection with the hexagonal bolt are formed in both the output shaft of the rear box assembly 2 and the input shaft of the traveling box assembly 4. And the connection is convenient. Specifically, the stop pin may be an M6 bolt.
During implementation, the output shaft of the rear box assembly 2 and the input shaft of the traveling box assembly 4 are respectively provided with a four-tooth shaft, the end head is provided with a sliding groove sliding with the four-tooth shaft, and the threaded hole is arranged between two adjacent teeth. Through the setting of four tooth axles, for six tooth axles, can increase according to the distance, be convenient for set up the screw hole, the installation of convenient spacer pin.
In practice, the waist-shaped grooves 32 on the two ends are arranged in a staggered manner.
The transmission connection structure mode of the conventional four-wheel-drive mini-tiller transmission box assembly is changed, the conventional mini-tiller-shaped transmission box assembly is utilized as a front box assembly, an output shaft of the front box assembly drives cutters and wheels to rotate, a main shaft output end on the front box assembly is processed into shaft teeth and is meshed with transmission teeth in a connected rear box assembly to drive a gear set in the rear box assembly to transmit, the functions of speed change and gradual speed reduction of the rear box assembly are completed, the advantages of convenience in connection and flexibility in rotation of a coupling body are utilized, the coupling body is utilized to carry out interconnection transmission on the output shaft of the rear box assembly and the input shaft of the traveling box assembly, the gear set in the traveling box assembly is driven to transmit, the gear set in the traveling box assembly is gradually decelerated again, and the low-speed rotation required by the output shaft of the traveling box assembly is achieved.
Be provided with waist type groove on the shaft coupling body, it is spacing through the spacer pin for when turning to, can lengthen the distance between rear box assembly and the walking case assembly, provide certain travel distance space, turn to more nimble, reduce wearing and tearing, improve the smoothness nature that turns to, better increase of service life.
Finally, it should be noted that: various modifications and alterations of this utility model may be made by those skilled in the art without departing from the spirit and scope of this utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (5)
1. The transmission connection structure of the transmission case assembly of the four-wheel-drive mini-tiller comprises a front case assembly, a rear case assembly and a traveling case assembly, wherein the rear case assembly is connected to the front case assembly;
the transmission connection structure comprises a coupling body, wherein the coupling body comprises two ends and a middle joint, and the two ends are respectively hinged with the middle joint through a cross shaft; the two ends are respectively connected with an output shaft of the rear box assembly and an input shaft of the traveling box assembly in a sliding manner, and limiting structures for limiting the ends are respectively arranged on the output shaft of the rear box assembly and the input shaft of the traveling box assembly.
2. The transmission connection structure of the four-wheel-drive mini-tiller transmission case assembly according to claim 1, wherein the limiting structure comprises a limiting pin, a waist-shaped groove is formed in the end head, and the limiting pin is fixedly arranged on an output shaft of the rear case assembly and an input shaft of the traveling case assembly and is located in the waist-shaped groove.
3. The transmission connection structure of the four-wheel-drive mini-tiller transmission case assembly according to claim 2, wherein the limiting pin is a hexagonal bolt, and threaded holes in threaded connection with the hexagonal bolt are formed in an output shaft of the rear case assembly and an input shaft of the traveling case assembly.
4. The transmission connection structure of the four-wheel-drive mini-tiller transmission case assembly according to claim 1, wherein the output shaft of the rear case assembly and the input shaft of the traveling case assembly are respectively provided with a four-tooth shaft, the end head is provided with a sliding groove sliding with the four-tooth shaft, and the threaded hole is arranged between two adjacent teeth.
5. The transmission connection structure of the four-wheel-drive mini-tiller transmission case assembly according to claim 1, wherein the waist-shaped grooves on the two ends are arranged in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322415668.XU CN220755390U (en) | 2023-09-06 | 2023-09-06 | Transmission connection structure of transmission case assembly of four-wheel-drive mini-tiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322415668.XU CN220755390U (en) | 2023-09-06 | 2023-09-06 | Transmission connection structure of transmission case assembly of four-wheel-drive mini-tiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220755390U true CN220755390U (en) | 2024-04-12 |
Family
ID=90617060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322415668.XU Active CN220755390U (en) | 2023-09-06 | 2023-09-06 | Transmission connection structure of transmission case assembly of four-wheel-drive mini-tiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220755390U (en) |
-
2023
- 2023-09-06 CN CN202322415668.XU patent/CN220755390U/en active Active
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| GR01 | Patent grant | ||
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