CN212272950U - Transmission mechanism - Google Patents
Transmission mechanism Download PDFInfo
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- CN212272950U CN212272950U CN202021014153.9U CN202021014153U CN212272950U CN 212272950 U CN212272950 U CN 212272950U CN 202021014153 U CN202021014153 U CN 202021014153U CN 212272950 U CN212272950 U CN 212272950U
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- output shaft
- left half
- shaft output
- transmission mechanism
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 32
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 238000003971 tillage Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 239000002689 soil Substances 0.000 description 4
- 238000007792 addition Methods 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000009313 farming Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
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- Soil Working Implements (AREA)
Abstract
The utility model provides a transmission mechanism, this transmission mechanism includes: the driving bevel gear shaft, the walking disc gear, the left half shaft output shaft and the right half shaft output shaft; the driving bevel gear shaft is meshed with the teeth of the walking disc; the walking disc teeth are connected with the output shaft of the left half shaft; the right end of the left half shaft output shaft is connected with the left end of the right half shaft output shaft; the left half shaft output shaft and the right half shaft output shaft are combined into a V shape; power is transmitted to the driving bevel gear shaft, the walking disc gear and the left half shaft output shaft in sequence, and the right half shaft output shaft is driven to rotate through the left half shaft output shaft. The transmission mechanism adopts two half-shaft output shafts for transmission, and drives the right half-shaft output shaft to rotate through the left half-shaft output shaft, so that the inclined included angle of the left and right cutter output shafts can be increased in a larger range to meet the requirement of eliminating cutter missing tillage, and meanwhile, the whole structure is high in strength and good in integrity through the special bearing installation of the structure.
Description
Technical Field
The utility model relates to a miniature agricultural machinery technical field, specifically speaking relates to a drive mechanism.
Background
The miniature agricultural machine is specially designed for the cultivation of sloping fields and small lands according to the topography of vast hills and mountainous areas in China, and is deeply favored by vast users because of the characteristics of light weight, small volume, simple structure, convenient operation and the like.
At present, the output shaft of a cutter installed on a management machine is mostly in whole-shaft transmission, and the output shaft is an assembly structure vertical to a box body, so that the cutter is always inevitable to generate larger missing plowing due to the fact that left and right cutters cannot cross one point during ditching or rotary tillage operation, the tillage effect is influenced, the box body is large in downward resistance due to the fact that the cutter leaks to be large during ditching, meanwhile, when the whole machine moves forwards, the box body is required to break soil of the missing plowing part, power consumption is large, and the walking wheel is large in forward resistance of the whole machine, so that the walking wheel slips; therefore, most of the management machines with the structure on the market have poor effect in the ditching operation of hard soil or clay, and even can not meet the use requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a transmission mechanism, aim at solving prior art, the output shaft of supervisor installation cutter, most all are whole axle transmission that adopts and the output shaft is the assembly structure perpendicular to the box, such structure has resulted in the cutter can't avoid all the time when ditching or rotary tillage operation, left and right cutter can't intersect a bit and produce great missing to plough, influence the farming effect, make the box down resistance great because the cutter leaks greatly when ditching again, also because the box will break the soil of missing part of ploughing when the complete machine moves ahead simultaneously, lead to the power consumption great, and the complete machine moves ahead the resistance and leads to the walking wheel to skid greatly; therefore, most of the management machines with the structure on the market have poor effect in the ditching operation of hard soil or clay, and even can not meet the use requirement.
In order to solve the technical problem, the utility model provides a transmission mechanism, include:
the driving bevel gear shaft, the walking disc gear, the left half shaft output shaft and the right half shaft output shaft;
the driving bevel gear shaft is meshed with the teeth of the walking disc;
the walking disc teeth are connected with the output shaft of the left half shaft;
the right end of the left half shaft output shaft is connected with the left end of the right half shaft output shaft;
the left half shaft output shaft and the right half shaft output shaft are combined into a V shape;
and power is sequentially transmitted to the driving bevel gear shaft, the walking disc gear and the left half shaft output shaft, and the left half shaft output shaft drives the right half shaft output shaft to rotate.
Optionally, the right end of the left half-shaft output shaft is in tooth engagement with the left end of the right half-shaft output shaft.
Optionally, the intersection angle range of the left half-shaft output shaft and the right half-shaft output shaft includes 150 degrees to 165 degrees.
Optionally, the right half shaft output shaft is assembled by matching two deep groove ball bearings, and a spacer sleeve is arranged between the two deep groove ball bearings.
Optionally, the traveling disc teeth are matched by deep groove ball bearings during assembly.
Optionally, the left half shaft output shaft is assembled by using a deep groove ball bearing.
Optionally, the left half shaft output shaft is connected with the walking disc teeth through splines.
Optionally, the left half-shaft output shaft and the right half-shaft output shaft are both hexagonal half shafts.
Advantageous effects
The utility model provides a transmission mechanism, this transmission mechanism includes:
the driving bevel gear shaft, the walking disc gear, the left half shaft output shaft and the right half shaft output shaft;
the driving bevel gear shaft is meshed with the teeth of the walking disc;
the walking disc teeth are connected with the output shaft of the left half shaft;
the right end of the left half shaft output shaft is connected with the left end of the right half shaft output shaft;
the left half shaft output shaft and the right half shaft output shaft are combined into a V shape;
power is transmitted to the driving bevel gear shaft, the walking disc gear and the left half shaft output shaft in sequence, and the right half shaft output shaft is driven to rotate through the left half shaft output shaft.
The transmission mechanism adopts two half-shaft output shafts for transmission, and drives the right half-shaft output shaft to rotate through the left half-shaft output shaft, so that the inclined included angle of the left and right cutter output shafts can be increased in a larger range to meet the requirement of eliminating cutter missing tillage, and meanwhile, the whole structure is high in strength and good in integrity through the special bearing installation of the structure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic cross-sectional view of a transmission mechanism according to an embodiment of the present invention;
description of reference numerals:
the device comprises a driving bevel gear shaft 1, a walking disc gear 2, a second deep groove ball bearing 3, a third deep groove ball bearing 4, a left half shaft output shaft 5, a right half shaft output shaft 6 and a first deep groove ball bearing 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The present embodiment will provide a transmission mechanism, see fig. 1, comprising:
the device comprises a driving bevel gear shaft 1, walking disc teeth 2, a left half shaft output shaft 5 and a right half shaft output shaft 6;
the driving bevel gear shaft 1 is meshed with the walking disc gear 2;
the walking disc teeth 2 are connected with a left half shaft output shaft 5;
the right end of the left half-shaft output shaft 5 is connected with the left end of the right half-shaft output shaft 6;
the left half shaft output shaft 5 and the right half shaft output shaft 6 are combined into a V shape;
the power is transmitted to the driving bevel gear shaft 1, the walking disc gear 2 and the left half shaft output shaft 5 in sequence, and the right half shaft output shaft 6 is driven to rotate through the left half shaft output shaft 5.
The transmission mechanism adopts two half-shaft output shafts for transmission, and the left half-shaft output shaft 5 drives the right half-shaft output shaft 6 to rotate, so that the inclined included angle of the left and right cutter output shafts can be larger in range to meet the requirement of eliminating cutter missing, and meanwhile, the whole structure is high in strength and good in integrity due to the special bearing installation of the structure.
Alternatively, the right end of the left half-shaft output shaft 5 is in tooth engagement with the left end of the right half-shaft output shaft 6.
Optionally, the range of the intersection angle of the left half shaft output shaft 5 and the right half shaft output shaft 6 includes 150 degrees to 165 degrees.
Optionally, two deep groove ball bearings (denoted as a first deep groove ball bearing 7) are adopted for matching when the right half shaft output shaft 6 is assembled, and a spacer is arranged between the two deep groove ball bearings.
Optionally, the walking disc teeth 2 are assembled by adopting a deep groove ball bearing (denoted as a second deep groove ball bearing 3) for matching.
Optionally, the left half-shaft output shaft 5 is assembled by adopting a deep groove ball bearing (denoted as a third deep groove ball bearing 4) for matching.
Optionally, the left half-shaft output shaft 5 is splined to the running gear teeth 2.
Optionally, the left half-shaft output shaft 5 and the right half-shaft output shaft 6 are both hexagonal half shafts.
The transmission mechanism provided by the embodiment uses two hexagonal output shaft half shafts on the bearing, and the end faces of the half shafts are meshed by adopting end teeth, so that the half shafts can realize synchronous rotation and stable output torque; two first deep groove ball bearings 7 are adopted when the right half shaft output shaft 6 is assembled, and a spacer bush is additionally arranged in the middle of the two first deep groove ball bearings, so that the whole half shaft is more stable and reliable in axial and radial positioning; meanwhile, the left half shaft output shaft 5 is connected with the traveling disc teeth 2 through a spline with higher precision, so that the left half shaft output shaft 5 and the traveling disc teeth 2 form a whole, and the traveling disc teeth 2 and the second deep groove ball bearings 3 are assembled to ensure that the traveling disc teeth 2 are more stable and reliable when being meshed with the driving bevel gear shaft 1; after the left half-shaft output shaft 5 is matched with the third deep groove ball bearing 4, the stability and reliability of the left half-shaft output shaft 5 in the whole torque transmission and rotation are ensured, and the axial and radial play is avoided, so that the stability of the whole transmission structure is ensured.
In the transmission mechanism provided by the embodiment, the power of the gearbox is transmitted to the driving bevel gear shaft 1, and the driving bevel gear shaft 1 is transmitted to the walking disc teeth 2 through bevel gear meshing; the walking disc teeth 2 and the left half shaft output shaft 5 are in spline fit, so that the walking disc teeth 2 transmit torque to the left half shaft output shaft 5; the left half-shaft output shaft 5 and the right half-shaft output shaft 6 are in end-tooth engagement, so that the torque of the left half-shaft output shaft 5 is transmitted to the right half-shaft output shaft 6 and is output by synchronous rotation and torque.
The transmission mechanism that this embodiment provided, simple structure, compactness, the better fault rate of reliability are low. And realized "V" type output structure under the condition of less drive disk assembly and solved the cutter problem of missing plowing, overall structure low in production cost can bring better experience and income for user and enterprise.
The transmission mechanism provided by the embodiment can be applied to a mini-tiller, a management machine and the like.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and additions can be made without departing from the principle of the present invention, and these improvements and additions should also be regarded as the protection scope of the present invention.
Claims (8)
1. A transmission mechanism, comprising:
the driving bevel gear shaft, the walking disc gear, the left half shaft output shaft and the right half shaft output shaft;
the driving bevel gear shaft is meshed with the teeth of the walking disc;
the walking disc teeth are connected with the output shaft of the left half shaft;
the right end of the left half shaft output shaft is connected with the left end of the right half shaft output shaft;
the left half shaft output shaft and the right half shaft output shaft are combined into a V shape;
and power is sequentially transmitted to the driving bevel gear shaft, the walking disc gear and the left half shaft output shaft, and the left half shaft output shaft drives the right half shaft output shaft to rotate.
2. The transmission mechanism as recited in claim 1, wherein a right end of the left half shaft output shaft is in toothed engagement with a left end of the right half shaft output shaft.
3. The transmission mechanism as recited in claim 1, wherein the range of angles of intersection of the left and right half-shaft output shafts comprises 150 degrees to 165 degrees.
4. A transmission mechanism as claimed in any one of claims 1 to 3 wherein the right half shaft output shaft is assembled using two deep groove ball bearings with a spacer disposed therebetween.
5. A transmission according to any one of claims 1 to 3, wherein the travelling disc teeth are fitted using deep groove ball bearings.
6. A transmission as claimed in any one of claims 1 to 3 wherein the left half shaft output shaft is fitted using deep groove ball bearings.
7. The transmission mechanism as claimed in any one of claims 1 to 3 wherein the left half shaft output shaft is splined to the walking disc teeth.
8. A transmission mechanism as claimed in any one of claims 1 to 3, wherein the left and right semi-shaft output shafts are hexagonal semi-shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021014153.9U CN212272950U (en) | 2020-06-05 | 2020-06-05 | Transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021014153.9U CN212272950U (en) | 2020-06-05 | 2020-06-05 | Transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212272950U true CN212272950U (en) | 2021-01-01 |
Family
ID=73882033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021014153.9U Active CN212272950U (en) | 2020-06-05 | 2020-06-05 | Transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212272950U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111520437A (en) * | 2020-06-05 | 2020-08-11 | 重庆鑫源农机股份有限公司 | Transmission mechanism |
-
2020
- 2020-06-05 CN CN202021014153.9U patent/CN212272950U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111520437A (en) * | 2020-06-05 | 2020-08-11 | 重庆鑫源农机股份有限公司 | Transmission mechanism |
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