CN214221904U - Double-shaft anisotropic speed reducer - Google Patents
Double-shaft anisotropic speed reducer Download PDFInfo
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- CN214221904U CN214221904U CN202023254750.1U CN202023254750U CN214221904U CN 214221904 U CN214221904 U CN 214221904U CN 202023254750 U CN202023254750 U CN 202023254750U CN 214221904 U CN214221904 U CN 214221904U
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Abstract
The utility model discloses a double-shaft incongruous speed reducer, which comprises a base main body, wherein the front side and the rear side of the middle part of the base main body are respectively provided with a first cylindrical shaft seat and a second cylindrical shaft seat which are communicated with a cavity, and a first output shaft is rotationally connected in a first mounting shaft sleeve of a first shaft hole, a cylindrical roller bearing and a second mounting shaft sleeve of a second shaft hole and the cylindrical roller bearing; an output shaft seat communicated with the cavity is formed at the upper end of the base main body, an output shaft hole with a coaxial line is formed in the output shaft seat, a ball bearing and a cylindrical roller bearing are respectively embedded and fixed at the upper end and the lower end of the annular bulge in the output shaft hole, and a second output shaft is rotatably connected with the ball bearing and the cylindrical roller bearing in the output shaft hole; an input shaft seat communicated with the cavity is formed at the lower end of the base main body, an input shaft hole coaxial with the axis is formed in the input shaft seat, and an input main shaft is rotatably connected in the input shaft hole.
Description
Technical Field
The utility model belongs to the technical field of the speed reducer, concretely relates to biax incorgruous speed reducer.
Background
The speed reducer has the functions of speed matching and torque transmission between the prime motor and the working machine, can reduce the rotation speed of the prime motor to a required rotation number and obtain a power transmission mechanism with larger torque, the driving mechanism of the speed reducer mainly comprises a gear set for changing the torque, an output shaft for transmitting the power and an input shaft, and the speed reducer has various types according to the arrangement mode of the driving mechanism, wherein a multi-shaft output speed reducer is one of the speed reducers, but most of the existing multi-shaft output speed reducers realize the effect that the input shaft carries in the power to change the torque to output of a plurality of output shafts in a mode of key joint by a planetary gear, thereby having the advantage of stable output, but the mode of changing the torque by the planetary gear can ensure that the wear rate of gear elements is high, the accuracy and the stability of the speed reducer are easily reduced along with the increase of the use time, and based on the advantages, there is a need to develop a form of multi-axis output reducer.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a biax incorgruous speed reducer to solve the problem that proposes among the above-mentioned background art.
This utility model adopts for achieving the above purpose:
the utility model provides a biax incorgruous speed reducer, includes the base main part, the inside of base main part is formed with the die cavity, the middle part of base main part is formed with first cylindricality axle bed, the second cylindricality axle bed that is linked together with the die cavity respectively in front and back side, the axial lead of first cylindricality axle bed, second cylindricality axle bed coincides mutually, be formed with the first shaft hole of coaxial axial lead on the first cylindricality axle bed, be formed with the second shaft hole that is counterpointed and coaxial axial lead with the first shaft hole on the second cylindricality axle bed, the outer end side in the first shaft hole is fixed with first installation axle sleeve, the embedding of the inner side in the first shaft hole is provided with the cylindrical roller bearing of laminating with the installation axle sleeve, the outer end side in the second shaft hole is fixed with second installation axle sleeve, the embedding of the inner side in the second shaft hole is provided with the cylindrical roller bearing of laminating with installation axle sleeve, A first output shaft is rotatably connected in the cylindrical roller bearing, a second mounting shaft sleeve of a second shaft hole and the cylindrical roller bearing, the inner side end of the first output shaft is rotatably connected in the mounting shaft sleeve and extends out of the first cylindrical shaft seat, the outer side end of the first output shaft extends out of the second cylindrical shaft seat, two sides of a shaft body of the first output shaft respectively abut against the side walls of the cylindrical roller bearings at two sides, and a conical bevel gear with a tooth surface facing the middle part of the cavity is fixedly connected at one end of the first output shaft on the second cylindrical shaft seat;
an output shaft seat communicated with the cavity is formed at the upper end of the base main body, an output shaft hole with a coaxial line is formed in the output shaft seat, an annular bulge is formed in the middle of the output shaft hole, a ball bearing and a cylindrical roller bearing are respectively embedded and fixed at the upper end and the lower end of the annular bulge in the output shaft hole, a second output shaft is rotatably connected in the ball bearing and the cylindrical roller bearing of the output shaft hole, an annular baffle plate which is abutted against the top surface of the ball bearing is formed at the upper part of the second output shaft, the lower end of the second output shaft extends to the upper part of the first output shaft, the lower part of the second output shaft is fixedly connected with a first bevel gear with the tooth surface being arranged obliquely downwards, the tooth surface of the first bevel gear is in matched key joint with the upper tooth surface of the conical bevel gear, and the inner side end of the first bevel gear is abutted against the lower side of the annular bulge to obtain the bottom wall of the ball bearing;
the lower extreme of base main part is formed with the input shaft seat that is linked together with the die cavity, be formed with the input shaft hole of coaxial line in the input shaft seat, the internal rotation of input shaft is connected with the input main shaft, the middle part of input shaft seat forms the limit baffle, the upper and lower end of limit baffle is nested respectively has cylindrical roller bearing, ball bearing, the shaft body lower part of input main shaft offsets with ball bearing's diapire, the upper end fixedly connected with flank of tooth of input main shaft upwards sets up the second bevel gear in the slant, the flank of tooth of second bevel gear and the lower part flank of cone bevel gear looks key joint, the diapire of second bevel gear offsets with the cylindrical roller bearing roof on the limit baffle.
It is further explained that the axis of the first output shaft is perpendicular to the axis of the second output shaft, the axis of the second output shaft is coincident with the axis of the input spindle, and the axes of the first output shaft, the second output shaft and the input spindle are in the same plane.
It is further explained that the axial leads of the base main body, the output shaft seat and the input shaft seat are coincident.
Further, the axial leads of the first cylindrical shaft seat, the second cylindrical shaft seat and the first output shaft are coincident.
It is further explained that the shaft axes of the output shaft seat, the output shaft hole, the second output shaft and the first bevel gear are coincident.
It is further explained that the axial lines of the input shaft seat, the input shaft hole, the input main shaft and the second bevel gear are coincident.
It is further explained that the tooth surfaces and the tooth numbers of the first bevel gear and the second bevel gear are the same.
Compared with the prior art, the beneficial effects of the utility model reside in that:
when the speed reducer is applied to practice, the input shaft is connected with a driving motor to transmit power, the first output shaft rotates in the first cylindrical shaft seat and the second cylindrical shaft seat under the meshing action of the second bevel gear and the conical bevel gear, the second output shaft rotates in the output shaft seat under the meshing action of the conical bevel gear and the first bevel gear, the first output shaft and the second output shaft rotate in two directions through the rotation of the input shaft, the power after torque output is the same, and compared with a traditional speed reducer, the speed reducer is low in wear rate and good in stability.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
wherein: 1. a base body; 2. a cavity; 3. a first cylindrical shaft seat; 4. a second cylindrical shaft base; 5. a first shaft hole; 6. a second shaft hole; 7. a first mounting boss; 8. a cylindrical roller bearing; 9. a second mounting sleeve; 10. a first output shaft; 11. a conical bevel gear; 12. an output shaft seat; 13. an output shaft hole; 14. an annular projection; 15. a ball bearing; 16. a second output shaft; 17. an annular baffle; 18. a first bevel gear; 19. an input shaft seat; 20. an input shaft hole; 21. inputting a main shaft; 22. a limit baffle; 23. a second bevel gear.
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.
Referring to fig. 1, the present invention provides the following technical solutions:
a double-shaft incongruous speed reducer comprises a base main body 1, a cavity 2 is formed inside the base main body 1, a first cylindrical shaft seat 3 and a second cylindrical shaft seat 4 which are communicated with the cavity 2 are respectively formed at the front side and the rear side of the middle part of the base main body 1, the axial lines of the first cylindrical shaft seat 3 and the second cylindrical shaft seat 4 are coincided, a first shaft hole 5 with a coaxial axial line is formed on the first cylindrical shaft seat 3, a second shaft hole 6 which is opposite to the first shaft hole 5 and has a coaxial axial line is formed on the second cylindrical shaft seat 4, a first mounting shaft sleeve 7 is fixed at the outer end side in the first shaft hole 5, a cylindrical roller bearing 8 which is jointed with the mounting shaft sleeve is embedded at the inner end side in the first shaft hole 5, a second mounting shaft sleeve 9 is fixed at the outer end side in the second shaft hole 6, a cylindrical roller bearing 8 which is jointed with the mounting shaft sleeve is embedded at the inner end side in the second shaft hole 6, the first installation shaft sleeve 7 of the first shaft hole 5, the second installation shaft sleeve 9 of the cylindrical roller bearing 8 and the second shaft hole 6, and the cylindrical roller bearing 8 are connected with a first output shaft 10 in a rotating mode, the inner side end of the first output shaft 10 is rotatably connected in the installation shaft sleeve and extends out of the first cylindrical shaft seat 3, the outer side end of the first output shaft 10 extends out of the second cylindrical shaft seat 4, two sides of a shaft body of the first output shaft 10 are respectively abutted to the side walls of the cylindrical roller bearings 8 on two sides, and the conical bevel gear 11 with the tooth surface facing the middle part of the cavity 2 is fixedly connected to one end of the first output shaft 10 on the second cylindrical shaft seat 4.
An output shaft seat 12 communicated with the cavity 2 is formed at the upper end of the base main body 1, an output shaft hole 13 with a coaxial line is formed in the output shaft seat 12, an annular bulge 14 is formed at the middle part of the output shaft hole 13, a ball bearing 15, a cylindrical roller bearing 8 and a ball bearing 15 of the output shaft hole 13 are respectively embedded and fixed at the upper end and the lower end of the annular bulge 14 in the output shaft hole 13, a second output shaft 16 is rotatably connected in the cylindrical roller bearing 8, an annular baffle 17 which is abutted against the top surface of the ball bearing 15 is formed at the upper part of the second output shaft 16, the lower end of the second output shaft 16 extends to the upper part of the first output shaft 10, a first bevel gear 18 with a tooth surface obliquely arranged downwards is fixedly connected at the lower part of the second output shaft 16, the tooth surface of the first bevel gear 18 is in matched key joint with the tooth surface at the upper part of the conical bevel gear 11, and the inner side end of the first bevel gear 18 is abutted against the lower side of the annular bulge 14 to obtain the bottom wall of the ball bearing 15.
An input shaft seat 19 communicated with the cavity 2 is formed at the lower end of the base main body 1, an input shaft hole 20 with a coaxial line is formed in the input shaft seat 19, an input main shaft 21 is rotatably connected in the input shaft hole 20, a limit baffle plate 22 is formed in the middle of the input shaft seat 19, cylindrical roller bearings 8 and ball bearings 15 are respectively nested at the upper end and the lower end of the limit baffle plate 22, the lower part of a shaft body of the input main shaft 21 abuts against the bottom wall of the ball bearings 15, a second bevel gear 23 with a bevel gear surface arranged obliquely upwards is fixedly connected to the upper end of the input main shaft 21, the bevel gear surface of the second bevel gear 23 is in matched key joint with the lower part of the bevel gear 11, and the bottom wall of the second bevel gear 23 abuts against the top wall of the cylindrical roller bearings 8 on the limit baffle plate 22.
The shaft axis of the first output shaft 10 is perpendicular to the shaft axis of the second output shaft 16, the shaft axis of the second output shaft 16 is coincident with the shaft axis of the input main shaft 21, and the shaft axes of the first output shaft 10, the second output shaft 16 and the input main shaft 21 are on the same plane; the axial leads of the base main body 1, the output shaft seat 12 and the input shaft seat 19 are coincided; the axial leads of the first cylindrical shaft seat 3, the second cylindrical shaft seat 4 and the first output shaft 10 are coincided; the shaft axes of the output shaft seat 12, the output shaft hole 13, the second output shaft 16 and the first bevel gear 18 are coincided; the axial lines of the input shaft seat 19, the input shaft hole 20, the input main shaft 21 and the second bevel gear 23 are overlapped; in one embodiment, the first bevel gear 18 and the second bevel gear 23 have the same tooth surface and tooth number, so that the torque output power of the first output shaft 10 and the torque output power of the second output shaft 16 are the same.
When the torque-adjustable power transmission device is applied to practice, the input shaft is connected with a driving motor to transmit power, the first output shaft 10 rotates in the first cylindrical shaft seat 3 and the second cylindrical shaft seat 4 under the meshing action of the second bevel gear 23 and the conical bevel gear 11, the second output shaft 16 rotates in the output shaft seat 12 under the meshing action of the conical bevel gear 11 and the first bevel gear 18, the first output shaft 10 and the second output shaft 16 rotate in two directions through the rotation of the input shaft, and the power after torque output is the same.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a biax anisotropic speed reducer, includes base main part (1), the inside of base main part (1) is formed with die cavity (2), its characterized in that: the middle part of the base main body (1) is respectively provided with a first cylindrical shaft seat (3) and a second cylindrical shaft seat (4) which are communicated with the cavity (2) at the front side and the rear side, the axial leads of the first cylindrical shaft seat (3) and the second cylindrical shaft seat (4) coincide with each other, a first shaft hole (5) with a coaxial lead is formed on the first cylindrical shaft seat (3), a second shaft hole (6) with a coaxial lead and a counterpoint with the first shaft hole (5) is formed on the second cylindrical shaft seat (4), a first installation shaft sleeve (7) is fixed at the outer end side in the first shaft hole (5), a cylindrical roller bearing (8) which is jointed with the installation shaft sleeve is embedded at the inner end side in the first shaft hole (5), a second installation shaft sleeve (9) is fixed at the outer end side in the second shaft hole (6), a cylindrical roller bearing (8) which is jointed with the installation shaft sleeve is embedded at the inner end side in the second shaft hole (6), a first mounting shaft sleeve (7) and a cylindrical roller bearing (8) of the first shaft hole (5) and a second mounting shaft sleeve (9) and a cylindrical roller bearing (8) of the second shaft hole (6) are rotationally connected with a first output shaft (10), the inner side end of the first output shaft (10) is rotationally connected in the mounting shaft sleeve and extends out of the first cylindrical shaft seat (3), the outer side end of the first output shaft (10) extends out of the second cylindrical shaft seat (4), two sides of a shaft body of the first output shaft (10) are respectively abutted against the side walls of the cylindrical roller bearings (8) at two sides, and a conical gear (11) with the tooth surface facing the middle part of the cavity (2) is fixedly connected to one end of the first output shaft (10) at the second cylindrical shaft seat (4);
an output shaft seat (12) communicated with the cavity (2) is formed at the upper end of the base main body (1), an output shaft hole (13) with a coaxial line is formed in the output shaft seat (12), an annular bulge (14) is formed in the middle of the output shaft hole (13), a ball bearing (15) and a cylindrical roller bearing (8) are respectively embedded and fixed at the upper end and the lower end of the annular bulge (14) in the output shaft hole (13), a second output shaft (16) is rotationally connected with the ball bearing (15) and the cylindrical roller bearing (8) in the output shaft hole (13), an annular baffle (17) abutted against the top surface of the ball bearing (15) is formed at the upper part of the second output shaft (16), the lower end of the second output shaft (16) extends to the upper part of the first output shaft (10), and a first bevel gear (18) with an obliquely downward tooth surface is fixedly connected to the lower part of the second output shaft (16), the tooth surface of the first bevel gear (18) is in matched key joint with the upper tooth surface of the conical bevel gear (11), and the inner side end of the first bevel gear (18) is propped against the bottom wall of the ball bearing (15) on the lower side of the annular bulge (14);
an input shaft seat (19) communicated with the cavity (2) is formed at the lower end of the base main body (1), an input shaft hole (20) with a coaxial line is formed in the input shaft seat (19), an input main shaft (21) is rotatably connected in the input shaft hole (20), a limiting baffle plate (22) is formed in the middle of the input shaft seat (19), the upper end and the lower end of the limiting baffle plate (22) are respectively nested with a cylindrical roller bearing (8) and a ball bearing (15), the lower part of the shaft body of the input main shaft (21) is abutted against the bottom wall of the ball bearing (15), the upper end of the input main shaft (21) is fixedly connected with a second bevel gear (23) with the tooth surface being arranged obliquely upwards, the tooth surface of the second bevel gear (23) is in matched key joint with the lower tooth surface of the conical bevel gear (11), the bottom wall of the second bevel gear (23) is abutted against the top wall of the cylindrical roller bearing (8) on the limiting baffle plate (22).
2. The double-shaft anisotropic speed reducer according to claim 1, wherein: the axial lead of the first output shaft (10) is perpendicular to the axial lead of the second output shaft (16), the axial lead of the second output shaft (16) is superposed with the axial lead of the input main shaft (21), and the axial leads of the first output shaft (10), the second output shaft (16) and the input main shaft (21) are in the same plane.
3. The double-shaft anisotropic speed reducer according to claim 1, wherein: the axial leads of the base main body (1), the output shaft seat (12) and the input shaft seat (19) are coincided.
4. The double-shaft anisotropic speed reducer according to claim 1, wherein: the axial leads of the first cylindrical shaft seat (3), the second cylindrical shaft seat (4) and the first output shaft (10) are coincided.
5. The double-shaft anisotropic speed reducer according to claim 1, wherein: the axial leads of the output shaft seat (12), the output shaft hole (13), the second output shaft (16) and the first bevel gear (18) are coincided.
6. The double-shaft anisotropic speed reducer according to claim 1, wherein: the axial lines of the input shaft seat (19), the input shaft hole (20), the input main shaft (21) and the second bevel gear (23) are overlapped.
7. The double-shaft anisotropic speed reducer according to claim 1, wherein: the tooth surfaces and the tooth numbers of the first bevel gear (18) and the second bevel gear (23) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023254750.1U CN214221904U (en) | 2020-12-29 | 2020-12-29 | Double-shaft anisotropic speed reducer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023254750.1U CN214221904U (en) | 2020-12-29 | 2020-12-29 | Double-shaft anisotropic speed reducer |
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| CN214221904U true CN214221904U (en) | 2021-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023254750.1U Active CN214221904U (en) | 2020-12-29 | 2020-12-29 | Double-shaft anisotropic speed reducer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001126A (en) * | 2021-11-19 | 2022-02-01 | 中国兵器装备集团自动化研究所有限公司 | Multi-output power speed change reversing device |
-
2020
- 2020-12-29 CN CN202023254750.1U patent/CN214221904U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001126A (en) * | 2021-11-19 | 2022-02-01 | 中国兵器装备集团自动化研究所有限公司 | Multi-output power speed change reversing device |
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