CN215521839U - Integrated speed reducer and mechanical transmission system - Google Patents
Integrated speed reducer and mechanical transmission system Download PDFInfo
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- CN215521839U CN215521839U CN202122212696.2U CN202122212696U CN215521839U CN 215521839 U CN215521839 U CN 215521839U CN 202122212696 U CN202122212696 U CN 202122212696U CN 215521839 U CN215521839 U CN 215521839U
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Abstract
The utility model discloses an integrated speed reducer and a mechanical transmission system. The integrated speed reducer comprises a shell, wherein a first mounting hole and a second mounting hole are oppositely formed in the shell; the transmission shaft is arranged in the first mounting hole and the second mounting hole and is provided with a reversing driving gear and a reducing driving gear; a handle connected with the transmission shaft; the reversing shaft is provided with a reversing driven gear which can be meshed with the reversing driving gear; and a reduction shaft provided with a reduction driven gear capable of meshing with the reduction drive gear. The integrated speed reducer provided by the utility model can drive the speed reducing shaft and the reversing shaft to rotate through one handle, so that the installation space occupied by the integrated speed reducer is reduced, and the arrangement difficulty of the integrated speed reducer on mechanical equipment is reduced.
Description
Technical Field
The utility model relates to the technical field of speed reducers, in particular to an integrated speed reducer and a mechanical transmission system.
Background
The existing speed reducer is generally provided with two mutually independent handles, one handle is used for controlling the rotation of the reversing shaft, the other handle is used for controlling the rotation of the speed reducing shaft, and the arrangement of the two handles enables the speed reducer to occupy a large installation space, so that the arrangement difficulty of the speed reducer on mechanical equipment is increased.
Therefore, how to reduce the difficulty of arranging the speed reducer on the mechanical equipment is a technical problem to be solved by those skilled in the art at present.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides an integrated speed reducer to reduce the difficulty of arranging the integrated speed reducer on a mechanical device.
In order to achieve the purpose, the utility model provides the following technical scheme:
an integrated speed reducer comprising:
the shell is provided with a first mounting hole and a second mounting hole oppositely;
the transmission shaft is arranged in the first mounting hole and the second mounting hole, can do reciprocating linear movement along the axis of the transmission shaft and can rotate around the axis of the transmission shaft, a reversing driving gear is arranged on one side, close to the first mounting hole, of the transmission shaft, and a speed reduction driving gear is arranged on one side, close to the second mounting hole, of the transmission shaft;
the handle is connected with one end, exposed out of the first mounting hole, of the transmission shaft;
the reversing shaft is mounted on the shell, a reversing driven gear capable of being meshed with the reversing driving gear is arranged on the reversing shaft, the reversing driven gear is located on one side, away from the first mounting hole, of the reversing driving gear, and the reversing driving gear can drive the reversing driven gear to rotate around the axis of the reversing shaft; and
install in the speed reduction axle of casing, be provided with on the speed reduction axle can with the speed reduction driven gear of speed reduction drive gear meshing, speed reduction driven gear is located speed reduction drive gear is close to one side of first mounting hole, speed reduction drive gear can drive speed reduction driven gear winds the axis of speed reduction axle rotates.
Preferably, in the above-mentioned integrated speed reducer, the reversing driven gear includes a first reversing driven gear and a second reversing driven gear, the reversing shaft includes a first reversing shaft and a second reversing shaft, the first reversing driven gear is provided on the first reversing shaft, and the second reversing driven gear is provided on the second reversing shaft.
Preferably, in the above-described integrated speed reducer, the first reversing shaft and the second reversing shaft are connected by a cross connecting sleeve.
Preferably, in the above-described integrated speed reducer, the reduction driven gear includes a first reduction driven gear and a second reduction driven gear, the reduction shaft includes a first reduction shaft and a second reduction shaft, the first reduction driven gear is provided to the first reduction shaft, and the second reduction driven gear is provided to the second reduction shaft.
Preferably, in the above-described integrated speed reducer, the first reduction shaft and the second reduction shaft are connected by a bushing.
Preferably, in the above-mentioned integrated speed reducer, a first linear bearing provided between the reversing drive gear and the first mounting hole and a second linear bearing provided between the speed reduction drive gear and the second mounting hole are further included.
Preferably, in the above-described integrated speed reducer, the reversing drive gear and the reversing driven gear are both bevel gears, and the reduction drive gear and the reduction driven gear are both bevel gears.
Preferably, in the above-described integrated speed reducer, an axis of the speed reduction shaft and an axis of the reversing shaft are perpendicular to an axis of the transmission shaft, and the axis of the speed reduction shaft and the axis of the reversing shaft are perpendicular to each other.
Preferably, in the above-described integrated speed reducer, the transmission shaft is a straight shaft.
A mechanical transmission system comprising an integrated retarder as claimed in any preceding claim.
When the integrated speed reducer provided by the utility model is used, because the end of the transmission shaft, which is exposed out of the first mounting hole, is connected with the handle, the transmission shaft is mounted in the first mounting hole and the second mounting hole of the shell, and the transmission shaft can do reciprocating linear motion along the axis of the transmission shaft and rotate around the axis of the transmission shaft, when the handle is pulled along the direction of the second mounting hole towards the first mounting hole, the handle drives the transmission shaft to move towards the direction close to the first mounting hole, because the reversing driven gear is positioned at one side of the reversing driving gear, which is far away from the first mounting hole, the reversing driving gear on the transmission shaft gradually gets away from the reversing driven gear when the transmission shaft moves towards the direction close to the first mounting hole, until the reversing driving gear and the reversing driven gear are disengaged, meanwhile, because the speed reducing driven gear is positioned at one side of the speed reducing driving gear, which is close to the first mounting hole, therefore, when the transmission shaft moves towards the direction close to the first mounting hole, the speed reduction driving gear on the transmission shaft gradually approaches the speed reduction driven gear until the speed reduction driving gear is meshed with the speed reduction driven gear, then the transmission shaft is driven to rotate by rotating the handle, so that the speed reduction driving gear on the transmission shaft drives the speed reduction driven gear to rotate around the axis of the speed reduction shaft, and the speed reduction driven gear is arranged on the speed reduction shaft, so that the speed reduction driven gear drives the speed reduction shaft to rotate, and the speed reduction function is realized; when the handle is pulled along the direction from the first mounting hole to the second mounting hole, the handle drives the transmission shaft to move towards the direction close to the second mounting hole, namely the transmission shaft moves towards the direction away from the first mounting hole, the deceleration driving gear on the transmission shaft gradually keeps away from the deceleration driven gear until the deceleration driving gear is disengaged from the deceleration driven gear, meanwhile, as the reversing driven gear is positioned at one side of the reversing driving gear away from the first mounting hole, when the transmission shaft moves towards the direction away from the first mounting hole, the reversing driving gear on the transmission shaft gradually gets close to the reversing driven gear until the reversing driving gear is engaged with the reversing driven gear, then, the transmission shaft is driven to rotate by rotating the handle, so that the reversing driving gear on the transmission shaft drives the reversing driven gear to rotate around the axis of the reversing shaft, and as the reversing driven gear is arranged on the reversing shaft, therefore, the reversing driven gear drives the reversing shaft to rotate, and the reversing function is realized. Therefore, the integrated speed reducer provided by the utility model can drive the speed reducing shaft and the reversing shaft to rotate through one handle, so that the installation space occupied by the integrated speed reducer is reduced, and the arrangement difficulty of the integrated speed reducer on mechanical equipment is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of an internal structure of an integrated speed reducer according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of an integrated speed reducer according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a transmission shaft according to an embodiment of the present invention;
fig. 4 is an external structural schematic diagram of an integrated speed reducer according to an embodiment of the present invention.
The electric tool comprises a housing 100, a first mounting hole 101, a second mounting hole 102, a transmission shaft 200, a reversing driving gear 201, a speed reducing driving gear 202, a handle 300, a reversing shaft 400, a first reversing shaft 41, a second reversing shaft 42, a reversing driven gear 401, a first reversing driven gear 4011, a second reversing driven gear 4012, a speed reducing shaft 500, a first speed reducing shaft 51, a second speed reducing shaft 52, a speed reducing driven gear 501, a first speed reducing driven gear 5011, a second speed reducing driven gear 5012, a shaft sleeve 502, a first linear bearing 600 and a second linear bearing 700.
Detailed Description
In view of the above, the core of the present invention is to provide an integrated speed reducer to reduce the difficulty of arranging the integrated speed reducer on a mechanical device.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, an embodiment of the present invention discloses an integrated speed reducer, which includes a housing 100, a transmission shaft 200, a handle 300, a reversing shaft 400, and a speed reducing shaft 500.
Wherein, a first mounting hole 101 and a second mounting hole 102 are oppositely arranged on the shell 100; the transmission shaft 200 is arranged in the first mounting hole 101 and the second mounting hole 102, the transmission shaft 200 can do reciprocating linear movement along the axis of the transmission shaft and can rotate around the axis of the transmission shaft, a reversing driving gear 201 is arranged on one side of the transmission shaft 200 close to the first mounting hole 101, and a speed reduction driving gear 202 is arranged on one side of the transmission shaft 200 close to the second mounting hole 102; the handle 300 is connected with one end of the transmission shaft 200, which is exposed out of the first mounting hole 101; the reversing shaft 400 is mounted on the shell 100, a reversing driven gear 401 capable of being meshed with the reversing driving gear 201 is arranged on the reversing shaft 400, the reversing driven gear 401 is located on one side, away from the first mounting hole 101, of the reversing driving gear 201, and the reversing driving gear 201 can drive the reversing driven gear 401 to rotate around the axis of the reversing shaft 400; the reduction shaft 500 is mounted on the housing 100, the reduction shaft 500 is provided with a reduction driven gear 501 capable of meshing with the reduction driving gear 202, the reduction driven gear 501 is located on one side of the reduction driving gear 202 close to the first mounting hole 101, and the reduction driving gear 202 can drive the reduction driven gear 501 to rotate around the axis of the reduction shaft 500.
When the integrated speed reducer provided by the utility model is used, because the end of the transmission shaft 200, which is exposed out of the first mounting hole 101, is connected with the handle 300, the transmission shaft 200 is mounted in the first mounting hole 101 and the second mounting hole 102 of the housing 100, and the transmission shaft 200 can make reciprocating linear motion along the axis of the transmission shaft 200 and rotate around the axis of the transmission shaft 200, when the handle 300 is pulled towards the first mounting hole 101 along the second mounting hole 102, the handle 300 drives the transmission shaft 200 to move towards the direction close to the first mounting hole 101, because the reversing driven gear 401 is positioned at the side of the reversing driving gear 201, which is far away from the first mounting hole 101, as the transmission shaft 200 moves towards the first mounting hole 101, the reversing driving gear 201 on the transmission shaft 200 gradually gets away from the reversing driven gear 401 until the reversing driving gear 201 is disengaged from the reversing driven gear 401, and simultaneously, because the decelerating driven gear 501 is positioned at the side of the decelerating driving gear 202, which is close to the first mounting hole 101, therefore, when the transmission shaft 200 moves towards the direction close to the first mounting hole 101, the speed reduction driving gear 202 on the transmission shaft 200 gradually approaches the speed reduction driven gear 501 until the speed reduction driving gear 202 is meshed with the speed reduction driven gear 501, and then the transmission shaft 200 is driven to rotate by rotating the handle 300, so that the speed reduction driving gear 202 on the transmission shaft 200 drives the speed reduction driven gear 501 to rotate around the axis of the speed reduction shaft 500, and as the speed reduction driven gear 501 is arranged on the speed reduction shaft 500, the speed reduction driven gear 501 drives the speed reduction shaft 500 to rotate, thereby realizing the speed reduction function; when the handle 300 is pulled along the direction from the first mounting hole 101 to the second mounting hole 102, the handle 300 drives the transmission shaft 200 to move towards the direction close to the second mounting hole 102, that is, the transmission shaft 200 moves towards the direction away from the first mounting hole 101, the deceleration driving gear 202 on the transmission shaft 200 gradually moves away from the deceleration driven gear 501 until the deceleration driving gear 202 is disengaged from the deceleration driven gear 501, meanwhile, because the reversing driven gear 401 is located at the side of the reversing driving gear 201 away from the first mounting hole 101, as the transmission shaft 200 moves towards the direction away from the first mounting hole 101, the reversing driving gear 201 on the transmission shaft 200 gradually approaches the reversing driven gear 401 until the reversing driving gear 201 is engaged with the reversing driven gear 401, and then, the transmission shaft 200 is driven to rotate by rotating the handle 300, so that the reversing driving gear 201 on the transmission shaft 200 drives the reversing driven gear 401 to rotate around the axis of the reversing shaft 400, because the reversing driven gear 401 is arranged on the reversing shaft 400, the reversing driven gear 401 drives the reversing shaft 400 to rotate, and the reversing function is realized. Therefore, the integrated speed reducer provided by the utility model can drive the speed reducing shaft 500 and the reversing shaft 400 to rotate through one handle 300, so that the installation space occupied by the integrated speed reducer is reduced, and the arrangement difficulty of the integrated speed reducer on mechanical equipment is reduced.
It should be noted that the number of the reversing shafts 400 may be one or two, and in practical application, the number of the reversing shafts 400 may be adaptively adjusted according to actual requirements; preferably, the number of the reversing shafts 400 provided by the embodiment of the present invention is two, which are respectively the first reversing shaft 41 and the second reversing shaft 42, the number of the reversing driven gears 401 is two, which are respectively the first reversing driven gear 4011 and the second reversing driven gear 4012, the first reversing driven gear 4011 is disposed on the first reversing shaft 41, and the second reversing driven gear 4012 is disposed on the second reversing shaft 42, so that the first reversing shaft 41 is driven to rotate by the engagement of the reversing driving gear 201 and the first reversing driven gear 4011, and the second reversing shaft 42 is driven to rotate by the engagement of the reversing driving gear 201 and the second reversing driven gear 4012, thereby implementing a bidirectional reversing function.
Furthermore, the first reversing shaft 41 and the second reversing shaft 42 may be directly connected to each other by a rotation connection hole formed in the first reversing shaft 41 and a connection shaft head machined on the second reversing shaft 42, or may be connected by a sleeve, a connection rotation shaft, or a cross connection sleeve, or other types of parts, as long as the connection can be made between the first reversing shaft 41 and the second reversing shaft 42, and the connection can be made between the first reversing shaft 41 and the second reversing shaft 42 in the opposite direction under the driving of the reversing driving gear 201; preferably, the first reversing shaft 41 and the second reversing shaft 42 provided by the embodiment of the present invention are connected by a cross connecting sleeve.
Similarly, the number of the deceleration shafts 500 may be one or two, and in practical application, the number of the deceleration shafts 500 may be adaptively adjusted according to actual requirements; preferably, the number of the speed reducing shafts 500 provided by the embodiment of the present invention is two, which are the first speed reducing shaft 51 and the second speed reducing shaft 52, and the number of the speed reducing driven gears 501 is two, which are the first speed reducing driven gear 5011 and the second speed reducing driven gear 5012, respectively, the first speed reducing driven gear 5011 is disposed on the first speed reducing shaft 51, and the second speed reducing driven gear 5012 is disposed on the second speed reducing shaft 52, so that the first speed reducing shaft 51 is driven to rotate by the engagement of the speed reducing driving gear 202 and the first speed reducing driven gear 5011, and the second speed reducing shaft 52 is driven to rotate by the engagement of the speed reducing driving gear 202 and the second speed reducing driven gear 5012, thereby achieving the speed reducing function.
In addition, the first decelerating shaft 51 and the second decelerating shaft 52 can be directly connected with each other by a rotating connection hole formed on the first decelerating shaft 51 and a connection shaft head processed on the second decelerating shaft 52, or can be connected with each other by a sleeve, a connection rotating shaft or a cross connection sleeve and other types of parts, and the connection mode can meet the use requirement and all belong to the protection scope of the utility model; preferably, the first reduction shaft 51 and the second reduction shaft 52 provided by the embodiment of the present invention are connected by a bushing 502.
Moreover, the transmission shaft 200 and the first mounting hole 101 and the second mounting hole 102 of the housing 100 may be connected by a sliding block and sliding groove, a linear bearing, a sliding rail and a sliding block, and the like, and any connection method that enables the transmission shaft 200 to make a reciprocating linear motion along its own axis is within the protection scope of the present invention; preferably, the transmission shaft 200 provided by the embodiment of the present invention is connected to the housing 100 through a linear bearing.
Specifically, as shown in fig. 2, the number of the linear bearings is two, and the two linear bearings are the first linear bearing 600 disposed between the reversing driving gear 201 and the first mounting hole 101 and the second linear bearing 700 disposed between the decelerating driving gear 202 and the second mounting hole 102, so that the frictional resistance when the transmission shaft 200 moves is reduced by the first linear bearing 600 and the second linear bearing 700, and the moving accuracy and the moving stability of the transmission shaft 200 are improved.
Further, the reversing driving gear 201 and the reversing driven gear 401 are both bevel gears, so that the rotation of the reversing driving gear 201 is transmitted to the rotation of the reversing driven gear 401 through the rotation of the bevel gears, and the reversing shaft 400 is driven to rotate by the reversing driven gear 401; the reduction driving gear 202 and the reduction driven gear 501 are both bevel gears so that the rotation of the reduction driving gear 202 is transmitted to the rotation of the reduction driven gear 501 by the rotation of the bevel gears, and the reduction shaft 500 is rotated by the reduction driven gear 501.
In addition, the axial line of the speed reducing shaft 500 and the axial line of the reversing shaft 400 are both perpendicular to the axial line of the transmission shaft 200, the axial lines of the speed reducing shaft 500 and the reversing shaft 400 can be perpendicular to each other or form a certain angle, and the arrangement mode which can meet the use requirement belongs to the protection scope of the utility model; preferably, the axis of the deceleration shaft 500 and the axis of the reversing shaft 400 provided by the embodiment of the present invention are perpendicular to each other, which facilitates the arrangement.
The transmission shaft 200 provided by the utility model can be a straight shaft or a crankshaft, and belongs to the protection scope of the utility model as long as the type can meet the use requirement; preferably, the transmission shaft 200 provided by the embodiment of the utility model is a straight shaft, has a simple structure, and is convenient to process and manufacture.
In addition, the utility model also discloses a mechanical transmission system which comprises the integrated speed reducer, so that all technical effects of the integrated speed reducer are considered, and the description is omitted herein.
The terms "first" and "second," and the like in the description and claims of the present invention and the above-described drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not set forth for a listed step or element but may include steps or elements not listed.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An integrated speed reducer, comprising:
the shell is provided with a first mounting hole and a second mounting hole oppositely;
the transmission shaft is arranged in the first mounting hole and the second mounting hole, can do reciprocating linear movement along the axis of the transmission shaft and can rotate around the axis of the transmission shaft, a reversing driving gear is arranged on one side, close to the first mounting hole, of the transmission shaft, and a speed reduction driving gear is arranged on one side, close to the second mounting hole, of the transmission shaft;
the handle is connected with one end, exposed out of the first mounting hole, of the transmission shaft;
the reversing shaft is mounted on the shell, a reversing driven gear capable of being meshed with the reversing driving gear is arranged on the reversing shaft, the reversing driven gear is located on one side, away from the first mounting hole, of the reversing driving gear, and the reversing driving gear can drive the reversing driven gear to rotate around the axis of the reversing shaft; and
install in the speed reduction axle of casing, be provided with on the speed reduction axle can with the speed reduction driven gear of speed reduction drive gear meshing, speed reduction driven gear is located speed reduction drive gear is close to one side of first mounting hole, speed reduction drive gear can drive speed reduction driven gear winds the axis of speed reduction axle rotates.
2. The integrated speed reducer of claim 1, wherein the reversing driven gear comprises a first reversing driven gear and a second reversing driven gear, the reversing shaft comprises a first reversing shaft and a second reversing shaft, the first reversing driven gear is disposed on the first reversing shaft, and the second reversing driven gear is disposed on the second reversing shaft.
3. The integrated speed reducer of claim 2, wherein the first reversing shaft and the second reversing shaft are connected by a cross connection sleeve.
4. The integrated speed reducer of claim 1, wherein the reduction driven gear includes a first reduction driven gear and a second reduction driven gear, and the reduction shaft includes a first reduction shaft and a second reduction shaft, the first reduction driven gear being provided to the first reduction shaft, and the second reduction driven gear being provided to the second reduction shaft.
5. The integrated speed reducer of claim 4, wherein the first speed reduction shaft and the second speed reduction shaft are connected by a bushing.
6. The integrated retarder of claim 1, further comprising a first linear bearing disposed between the reversing drive gear and the first mounting hole and a second linear bearing disposed between the retarding drive gear and the second mounting hole.
7. The integrated decelerator of claim 1, wherein the reversing drive gear and the reversing driven gear are both bevel gears and the deceleration drive gear and the deceleration driven gear are both bevel gears.
8. The integrated speed reducer of claim 1, wherein the axis of the speed reduction shaft and the axis of the reversing shaft are both perpendicular to the axis of the transmission shaft, and the axis of the speed reduction shaft and the axis of the reversing shaft are perpendicular to each other.
9. The integrated speed reducer of claim 1, wherein the drive shaft is a straight shaft.
10. A mechanical transmission system comprising an integrated retarder according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122212696.2U CN215521839U (en) | 2021-09-13 | 2021-09-13 | Integrated speed reducer and mechanical transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122212696.2U CN215521839U (en) | 2021-09-13 | 2021-09-13 | Integrated speed reducer and mechanical transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215521839U true CN215521839U (en) | 2022-01-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122212696.2U Active CN215521839U (en) | 2021-09-13 | 2021-09-13 | Integrated speed reducer and mechanical transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215521839U (en) |
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2021
- 2021-09-13 CN CN202122212696.2U patent/CN215521839U/en active Active
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