CN211820653U - Transmission structure of gearbox - Google Patents
Transmission structure of gearbox Download PDFInfo
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- CN211820653U CN211820653U CN202020262822.8U CN202020262822U CN211820653U CN 211820653 U CN211820653 U CN 211820653U CN 202020262822 U CN202020262822 U CN 202020262822U CN 211820653 U CN211820653 U CN 211820653U
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Abstract
The utility model relates to a transmission structure of a gear box, which comprises a box body; a horizontal output shaft is arranged in the box body; a driven chain wheel is sleeved on the horizontal output shaft; horizontal output shaft bearings are arranged at two ends of the driven chain wheel; a transmission conversion sleeve is arranged on the outer side of the horizontal output bearing, and the rotation conversion sleeve is sleeved on the horizontal output shaft; a V-shaped output side cover is arranged on the periphery of the transmission conversion sleeve; when the driven chain wheel rotates, the horizontal output shaft is driven to rotate, and the horizontal output shaft and the V-shaped output side cover rotate synchronously. Its advantages are: the installation is convenient, the failure rate is low, and the reliability is better. The multifunctional mini-tiller management machine successfully overcomes the functional defects of mini-tillers and management machines in the market, realizes the characteristics of multiple functions and multiple purposes, and can meet the use requirements of users in different areas and different environments.
Description
Technical Field
The utility model belongs to the technical field of the gearbox technique and specifically relates to a gearbox transmission structure.
Background
At present, only one output interface of the mini-tiller and the supervisor on the market is output by a horizontal shaft, and few output interfaces are output by a V-shaped structure. However, the transmission structure in the prior art gearbox has the following drawbacks and disadvantages:
firstly, the cutter output by the horizontal shaft is required to avoid the box body at present, and the missing plowing is inevitably generated, so that the whole machine breaks a row of soil which is missed by the box body due to partial missing plowing on the ground when the machine works on hard ground and clay, the load of the whole machine is greatly increased by the resistance of the machine, and the ditching and ridging operation can not be basically completed if the hard ground or the wastefully excavated ground is met.
Secondly, the single V-shaped structure is output in the market, the structure solves the problem of cutter missing, ditching operation can be carried out on hard soil and clay, and the load of the whole machine is small; the rotary tillage operation can not be carried out when the machine is matched with rotary tillage due to the fact that the output interface is inclined in a V shape, so that the function of the whole machine is single, the gearbox body needs to be replaced independently during rotary tillage, time and labor are wasted, and the cost of the whole machine is high.
Chinese patent document CN200820100814.2, application date 20081202, the patent name is: the input shaft end of the mini-tiller gearbox box body is fixed on the mini-tiller, the output shaft end of the mini-tiller gearbox box body extends downwards in a cantilever mode, the box body is formed by stamping and forming a steel plate and is composed of a left box body and a right box body, flanges are arranged on the edges of the left box body and the right box body, and the left box body and the right box body are connected into a whole through bolts for the flanges.
According to the gearbox body of the mini-tiller in the patent document, the box body is formed by punching a steel plate or integrally casting, and the left box body and the right box body are connected into a whole in the middle, so that the transverse size of the box body is small, the distance which can not be reached by tillage tools is small, the missing rate is reduced, the strength and the rigidity of a cantilever structure are easily ensured, and the gearbox body is simple in structure, easy to manufacture and low in manufacturing cost. However, the two output modes of one box body are used for simultaneous output, so that the requirement of no missing tillage during ditching and ridging is met, a rotary tillage cutter can be directly arranged on a horizontal output shaft for rotary tillage, and the technical scheme that one machine has multiple functions is not disclosed correspondingly.
In conclusion, two output modes of one box body are needed to be output simultaneously, so that the requirement of no missing tillage during ditching and ridging is met, a rotary tillage cutter can be directly mounted on a horizontal output shaft to carry out rotary tillage operation, and the transmission structure of the gearbox with multiple purposes is realized. No report is found about the transmission structure of the gearbox at present.
Disclosure of Invention
The utility model aims at providing a not enough among the prior art, provide one kind and export simultaneously with two kinds of output forms of a box, had both satisfied the requirement that does not have the no scoulping when ditching hilling up the operation like this, can directly install rotary tillage cutter on horizontal output shaft and carry out the rotary tillage operation simultaneously, realized a tractor serves several purposes' gearbox transmission structure.
In order to achieve the purpose, the utility model adopts the technical proposal that:
a transmission structure of a gearbox comprises a box body; a horizontal output shaft is arranged in the box body; a driven chain wheel is sleeved on the horizontal output shaft; horizontal output shaft bearings are arranged at two ends of the driven chain wheel; a transmission conversion sleeve is arranged on the outer side of the horizontal output bearing, and the rotation conversion sleeve is sleeved on the horizontal output shaft; a V-shaped output side cover is arranged on the periphery of the transmission conversion sleeve, and a torque transmission steel ball is arranged at the joint between the V-shaped output side cover and the transmission conversion sleeve; a V-shaped output side cover bearing is arranged at the joint of the V-shaped output side cover and the box body; when the driven chain wheel rotates, the horizontal output shaft is driven to rotate, and the horizontal output shaft and the V-shaped output side cover rotate synchronously.
As a preferable technical scheme, a cutter is arranged on the horizontal output shaft and/or the transmission conversion sleeve.
As a preferable technical scheme, the driven chain wheel is connected with the horizontal output shaft in a spline mode
As a preferable technical scheme, the horizontal output shaft is connected with the transmission conversion sleeve in a spline mode.
As a preferable technical solution, the number of the horizontal output shaft bearings is two, and the radial dimension of one horizontal output shaft bearing is larger than that of the other horizontal output shaft bearing.
As a preferred technical solution, the central axis of the transmission conversion sleeve and the central axis of the horizontal output shaft are distributed coaxially.
As a preferred technical scheme, the central axis of the V-shaped output side cover and the central axis of the horizontal output shaft form an included angle.
As a preferable technical scheme, an included angle between the central axis of the V-shaped output side cover and the central axis of the horizontal output shaft is 5-10 degrees.
As a preferable technical scheme, the number of the V-shaped output side cover bearings is two, and the two V-shaped output side cover bearings are distributed in a splayed shape.
As a preferable technical scheme, a cavity is arranged at the joint between the V-shaped output side cover and the box body.
The utility model has the advantages that:
1. the utility model discloses a gearbox transmission structure, simple to operate, the fault rate is low, and the reliability is better. The multifunctional mini-tiller management machine successfully overcomes the functional defects of mini-tillers and management machines in the market, realizes the characteristics of multiple functions and multiple purposes, and can meet the use requirements of users in different areas and different environments.
2. The utility model discloses a gearbox transmission structure can export two kinds of direction of rotation simultaneously, specifically as follows: the driven chain wheel transmits power to the horizontal output shaft through spline connection; the horizontal output shaft transmits power to the transmission conversion sleeve through a spline, and the driven conversion sleeve and the horizontal output shaft synchronously rotate; the transmission conversion sleeve transmits power to the V-shaped output side cover through the torque transmission steel ball, and the horizontal rotation output by the horizontal output shaft and the output of the V-shaped output side cover are realized. The cutter can be arranged on the V-shaped output side cover to carry out ditching and ridging operation, and can also be arranged on the horizontal output shaft to carry out rotary tillage operation. Therefore, the two output forms of the box body are output simultaneously, the requirement of no missing tillage during ditching and ridging operation is met, meanwhile, a rotary tillage cutter can be directly installed on a horizontal output shaft to carry out rotary tillage operation, and the multiple purposes of one machine are realized.
3. The central axis of the transmission conversion sleeve and the central axis of the horizontal output shaft are coaxially distributed. The design effect is as follows: the transmission conversion sleeve and the horizontal output shaft synchronously rotate, and the output power of the horizontal output shaft is conveniently and timely transmitted.
4. The central axis of the V-shaped output side cover and the central axis of the horizontal output shaft are distributed in an included angle. The effect of this design is: the shifting device has the advantage of no interference between the output power of the V-shaped output side cover and the output power of the horizontal output shaft. And the cutter can be arranged on the V-shaped output side cover to carry out ditching and ridging operation and can also be arranged on the horizontal output shaft to carry out rotary tillage operation.
Drawings
Fig. 1 is a schematic structural diagram of a transmission structure of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
The reference numerals and components referred to in the drawings are as follows:
1. box body 2. V-shaped output side cover
3. Transmission conversion sleeve 4. horizontal output shaft
5. Torque transmission steel ball 6.V type output side cover bearing
7. Horizontal output shaft bearing 8, driven sprocket
Referring to fig. 1, fig. 1 is a schematic structural diagram of a transmission structure of a transmission case according to the present invention. A transmission structure of a gearbox comprises a box body 1; a horizontal output shaft bearing 7 is arranged in the box body 1; a driven chain wheel 8 is sleeved on the horizontal output shaft bearing 7; horizontal output shaft bearings 7 are arranged at two ends of the driven chain wheel 8; the transmission conversion sleeve 3 is arranged on the outer side of the horizontal output shaft bearing 7, and the rotation conversion sleeve is sleeved on the horizontal output shaft bearing 7; a V-shaped output side cover 2 is arranged on the periphery of the transmission conversion sleeve 3, and a torque transmission steel ball 5 is arranged at the joint between the V-shaped output side cover 2 and the transmission conversion sleeve 3; the V-shaped output side cover 2 is provided with a V-shaped output side cover bearing 6 at the joint with the box body 1, when the driven chain wheel 8 rotates, the horizontal output shaft bearing 7 is driven to rotate, and the horizontal output shaft bearing 7 and the V-shaped output side cover 2 rotate synchronously. The driven chain wheel 8 is connected with the horizontal output shaft bearing 7 in a spline mode; the horizontal output shaft bearing 7 is connected with the transmission conversion sleeve 3 in a spline mode.
The embodiment needs to be explained as follows:
the utility model discloses a gearbox transmission structure can export two kinds of direction of rotation simultaneously, specifically as follows: the driven chain wheel 8 transmits power to the horizontal output shaft bearing 7 through spline connection; the horizontal output shaft bearing 7 transmits power to the transmission conversion sleeve 3 through a spline, and the driven conversion sleeve and the horizontal output shaft bearing 7 synchronously rotate; the transmission conversion sleeve 3 transmits power to the V-shaped output side cover 2 through the torque transmission steel ball 5, and the power is output by the V-shaped output side cover 2 as well as horizontal rotation output by the horizontal output shaft bearing 7. The cutter can be arranged on the V-shaped output side cover 2 to carry out ditching and ridging operation, and can also be arranged on the horizontal output shaft bearing 7 to carry out rotary tillage operation. Therefore, the two output forms of the box body 1 are used for outputting simultaneously, the requirement that no tillage is missed during ditching and ridging is met, and meanwhile, a rotary tillage cutter can be directly arranged on the horizontal output shaft bearing 7 for rotary tillage operation, so that the multifunctional ditching and ridging machine is multipurpose.
And a cutter is arranged on the horizontal output shaft bearing 7 and/or the transmission conversion sleeve 3. The cutter is provided with a plurality of mounting positions, and the requirements of different occasions are met.
Two ends of the driven chain wheel 8 are provided with horizontal output shaft bearings 7, and the design effect is as follows: for providing a supporting function to the horizontal output shaft bearing 7 so that the horizontal output shaft bearing 7 can stably rotate. Meanwhile, the two ends of the driven chain wheel 8 are limited, so that the driven chain wheel 8 is prevented from axially moving.
The number of the horizontal output shaft bearings 7 is two, and the radial dimension specification of one horizontal output shaft bearing 7 is larger than that of the other horizontal output shaft bearing 7. The design effect is as follows: the stepping motor has the advantages of stepping characteristics, convenience in installation, low failure rate and better reliability.
The central axis of the transmission conversion sleeve 3 and the central axis of the horizontal output shaft bearing 7 are distributed coaxially. The design effect is as follows: the transmission conversion sleeve 3 and the horizontal output shaft bearing 7 synchronously rotate, so that the output power of the horizontal output shaft bearing 7 can be transmitted in time.
The central axis of the V-shaped output side cover 2 and the central axis of the horizontal output shaft bearing 7 are distributed in an included angle. The effect of this design is: the bearing has the abdicating characteristic, so that the output power of the V-shaped output side cover 2 and the output power of the horizontal output shaft bearing 7 do not interfere. And the cutter can be arranged on the V-shaped output side cover 2 to carry out ditching and ridging operation and can also be arranged on the horizontal output shaft bearing 7 to carry out rotary tillage operation.
As a preferable example, the included angle between the central axis of the V-shaped output edge cover 2 and the central axis of the horizontal output shaft bearing 7 is 5 to 10 degrees, and as a more preferable example, the included angle between the central axis of the V-shaped output edge cover 2 and the central axis of the horizontal output shaft bearing 7 is 7 degrees.
The number of the V-shaped output side cover bearings 6 is two, and the two V-shaped output side cover bearings 6 are distributed in a splayed shape. The design has the advantages that the V-shaped output side cover bearing 6 can stably output and rotate in the direction inclined relative to the horizontal output shaft bearing 7, rotary tillage operation is facilitated, the characteristics of multiple functions and one machine with multiple purposes are realized, and the use requirements of users in different areas and different environments can be met.
And a cavity is arranged at the joint between the V-shaped output side cover 2 and the box body 1. The design effect is as follows: this empty cavity provides the rotation space for V type output side cover 2 and is convenient for V type output side cover 2 can the sensitive rotation, reduces the restraint, prevents to appear rotatory card dead problem between V type output side cover 2 and the box 1.
The utility model discloses a gearbox transmission structure, simple to operate, the fault rate is low, and the reliability is better. The multifunctional mini-tiller management machine successfully overcomes the functional defects of mini-tillers and management machines in the market, realizes the characteristics of multiple functions and multiple purposes, and can meet the use requirements of users in different areas and different environments.
The above description 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 method of the present invention, and these improvements and additions should also be regarded as the protection scope of the present invention.
Claims (10)
1. The gearbox transmission structure is characterized by comprising a box body; a horizontal output shaft is arranged in the box body; a driven chain wheel is sleeved on the horizontal output shaft; horizontal output shaft bearings are arranged at two ends of the driven chain wheel; a transmission conversion sleeve is arranged on the outer side of the horizontal output bearing, and the rotation conversion sleeve is sleeved on the horizontal output shaft; a V-shaped output side cover is arranged on the periphery of the transmission conversion sleeve, and a torque transmission steel ball is arranged at the joint between the V-shaped output side cover and the transmission conversion sleeve; a V-shaped output side cover bearing is arranged at the joint of the V-shaped output side cover and the box body; when the driven chain wheel rotates, the horizontal output shaft is driven to rotate, and the horizontal output shaft and the V-shaped output side cover rotate synchronously.
2. A gearbox drive arrangement according to claim 1, wherein a cutter is mounted on the horizontal output shaft and/or the drive conversion sleeve.
3. A transmission arrangement according to claim 1, wherein the driven sprocket is splined to the horizontal output shaft.
4. A gearbox transmission according to claim 1, characterised in that; the horizontal output shaft and the transmission conversion sleeve are connected in a spline mode.
5. A transmission construction according to claim 1, wherein there are two of said horizontal output shaft bearings, and the radial dimension of one of said horizontal output shaft bearings is greater than the radial dimension of the other of said horizontal output shaft bearings.
6. A gearbox drive arrangement according to claim 1, wherein the central axis of the drive conversion sleeve is arranged coaxially with the central axis of the horizontal output shaft.
7. The transmission structure of a gearbox according to claim 1, characterized in that the central axis of the V-shaped output edge cover and the central axis of the horizontal output shaft are distributed at an included angle.
8. A transmission structure of a gearbox according to claim 7, characterized in that the angle between the central axis of the V-shaped output edge cover and the central axis of the horizontal output shaft is 5-10 degrees.
9. A transmission construction according to claim 1, characterised in that there are two V-shaped output side cover bearings and that the two V-shaped output side cover bearings are arranged in a splayed configuration.
10. The transmission structure of a gearbox according to claim 1, characterized in that a cavity is arranged at the joint between the V-shaped output side cover and the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020262822.8U CN211820653U (en) | 2020-03-04 | 2020-03-04 | Transmission structure of gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020262822.8U CN211820653U (en) | 2020-03-04 | 2020-03-04 | Transmission structure of gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211820653U true CN211820653U (en) | 2020-10-30 |
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ID=73007123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020262822.8U Active CN211820653U (en) | 2020-03-04 | 2020-03-04 | Transmission structure of gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211820653U (en) |
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2020
- 2020-03-04 CN CN202020262822.8U patent/CN211820653U/en active Active
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