Double-output-shaft speed reducer

Abstract

The utility model relates to the technical field of speed reducers, in particular to a double-output-shaft speed reducer which comprises a shell, two output shafts and a right-angle reverser, a containing cavity is formed in the shell, two through grooves are formed in the shell, the ends of the two output shafts extend into the containing cavity, first gears are arranged at the ends, located in the containing cavity, of the two output shafts, and second gears are arranged at the ends, located in the containing cavity, of the two output shafts. The edge of the right-angle reverser is connected with the shell, a rotating shaft is arranged at the output end of the right-angle reverser, a second gear is arranged on the rotating shaft, and the second gear is meshed with the two first gears. The first gears are arranged at the ends, located in the containing cavity, of the two output shafts, the second gear is arranged on the rotating shaft and meshed with the two first gears, the number of teeth of the second gear is smaller than that of teeth of the first gears, transmission of the two output shafts is achieved, the overall structure is compact, and cost is low. Meanwhile, the right-angle reverser is adopted, reversing can be achieved through the right-angle reverser under the condition that the transverse space is limited, and the driving device is installed in the longitudinal direction.

Description

Technical Field

[0001] The utility model relates to the technical field of reducers, in particular to a double-output shaft reducer. Background Art

[0002] In modern industrial automation and mechanical equipment design, double-shaft reducers are a key transmission component that is widely used in various occasions that require precise control of speed and torque, such as in conveying systems. These devices often require high efficiency, compactness, and the ability to flexibly adapt to different installation conditions and work requirements.

[0003] In some working environments where installation space is limited, double-shaft reducers are required to be compact and often have a reversing function. However, the design of traditional double-shaft reducers usually focuses on transmitting power and improving transmission efficiency, with little consideration given to the limited space in the working environment. Utility Model Content

[0004] The utility model aims to at least solve the technical problems existing in the prior art. To this end, the utility model proposes a double-output shaft reducer with a compact overall structure. In the case of limited lateral space, the right-angle commutator can be used for reversing and a drive device can be installed in the longitudinal direction.

[0005] According to some embodiments of the utility model, a double-output shaft reducer includes a shell, two output shafts and a right-angle commutator, a housing is provided in the shell, two through slots are provided on the shell, the through slots are connected to the housing chamber, first bearings are provided on the inner walls of the through slots, the two first bearings are respectively sleeved on the outer circumferences of the two output shafts, the ends of the two output shafts extend into the housing chamber, the two output shafts are located at one end of the housing chamber and are provided with a first gear, the edge of the right-angle commutator is connected to the shell, a rotating shaft is provided at the output end of the right-angle commutator, a second gear is provided on the rotating shaft, the second gear is located in the housing chamber, the second gear is meshed with the two first gears, and the number of teeth of the second gear is less than the number of teeth of the first gear.

[0006] A double-output shaft reducer according to some embodiments of the utility model has at least the following beneficial effects:

[0007] The utility model provides a housing cavity in a shell, wherein two through grooves are provided on the shell, and the through grooves are communicated with the housing cavity. First bearings are provided on the inner walls of the through grooves, and the two first bearings are respectively sleeved on the outer circumferences of the two output shafts so that the two output shafts can rotate. The ends of the two output shafts extend into the housing cavity, and first gears are provided at one end of the two output shafts located in the housing cavity. A rotating shaft is provided at the output end of the right-angle commutator, and a second gear is provided on the rotating shaft. The second gear is located in the housing cavity, and the second gear is meshed with the two first gears. The number of teeth of the second gear is less than that of the first gear, thereby realizing transmission of the two output shafts. The overall structure is compact, and a right-angle commutator is used. In the case of limited lateral space, the right-angle commutator can be used for reversing, and a driving device can be installed in the longitudinal direction.

[0008] According to a double-output shaft reducer in some embodiments of the utility model, a positioning groove is formed at one end of the accommodating cavity away from the right-angle commutator, a second bearing is arranged on the inner wall of the positioning groove, and one end of the rotating shaft is connected to the inner ring of the second bearing.

[0009] According to some embodiments of the utility model, a double-output shaft reducer is provided with a first clamping groove recessed on the inner wall of the through groove, a first clamping block protruded on the inner wall of the through groove, a first clamping spring is provided in the first clamping groove, and the first bearing is provided between the first clamping block and the first clamping spring.

[0010] According to some embodiments of the utility model, a double-output shaft reducer is provided with a second clamping groove recessed on the inner wall of the through groove, a second clamping block is provided protruding on the inner wall of the through groove, a second clamping spring is provided in the second clamping groove, a skeleton oil seal is provided between the second clamping block and the second clamping spring, and the skeleton oil seal is located at one end of the through groove away from the right-angle commutator.

[0011] According to a double-output shaft reducer in some embodiments of the utility model, a second bearing is provided on the inner wall of the through slot, and the first bearing and the second bearing are respectively located at two ends of the through slot.

[0012] According to a double-output shaft reducer in some embodiments of the utility model, a third clamping groove is recessed on the inner wall of the through groove, a third clamping spring is arranged in the third clamping groove, and the second bearing is located between the second clamping block and the third clamping spring.

[0013] According to a double-output shaft reducer in some embodiments of the utility model, a fourth clamping groove is recessed on the outer periphery of the output shaft, a third clamping block is convexly provided on the outer periphery of the output shaft, a fourth clamping spring is provided in the fourth clamping groove, and the first bearing is provided between the third clamping block and the fourth clamping spring.

[0014] According to some embodiments of the utility model, a double-output shaft reducer is provided with a step portion on the outer periphery of the output shaft, a fifth clamping groove is provided at one end of the output shaft located in the accommodating cavity, a fifth clamping spring is provided on the fifth clamping groove, and the first gear is provided between the step portion and the fifth clamping spring.

[0015] According to a double-output shaft reducer in some embodiments of the present invention, the two output shafts are located at the same horizontal height.

[0016] According to a double-output shaft reducer in some embodiments of the utility model, a connecting hole is provided at one end of the two output shafts away from the housing.

[0017] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0019] Figure 1 It is a structural schematic diagram of an embodiment of the utility model.

[0020] Figure 2 This is a schematic diagram of the structure of the embodiment of the utility model without the right-angle commutator.

[0021] Figure 3 It is a cross-sectional view of an embodiment of the utility model.

[0022] Figure numerals: 1. housing, 2. output shaft, 3. right-angle commutator, 4. accommodating chamber, 5. through groove, 6. first bearing, 7. first gear, 8. rotating shaft, 9. second gear, 10. positioning groove, 11. second bearing, 12. first clamping block, 13. first retaining spring, 14. second clamping block, 15. second retaining spring, 16. skeleton oil seal, 17. third retaining spring, 18. third clamping block, 19. fourth retaining spring, 20. step portion, 21. fifth retaining spring, 22. connecting hole, 23. third bearing. DETAILED DESCRIPTION

[0023] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0024] In the description of the present invention, it should be understood that the descriptions involving orientation, such as up, down, left, right, front, back, etc., indicating orientation or positional relationships, are based on the orientation or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the modules or components referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0025] In the description of the utility model, if there is a description of first and second, it is only for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0026] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0027] like Figure 1-Figure 3 As shown, an embodiment of the utility model provides a double-output shaft reducer.

[0028] A double-output shaft reducer comprises a housing 1, two output shafts 2 and a right-angle commutator 3, wherein a receiving chamber 4 is arranged in the housing 1, and two through grooves 5 are provided on the housing 1, wherein the through grooves 5 are communicated with the receiving chamber 4, and first bearings 6 are arranged on the inner walls of the through grooves 5, and the two first bearings 6 are respectively sleeved on the outer circumferences of the two output shafts 2, and the ends of the two output shafts 2 extend into the receiving chamber 4, and first gears 7 are arranged at one end of the two output shafts 2 located in the receiving chamber 4, and the edge of the right-angle commutator 3 is connected to the housing 1, and a rotating shaft 8 is arranged at the output end of the right-angle commutator 3, and a second gear 9 is arranged on the rotating shaft 8, and the second gear 9 is located in the receiving chamber 4, and the second gear 9 is meshed with the two first gears 7, and the number of teeth of the second gear 9 is less than the number of teeth of the first gear 7.

[0029] The utility model provides a housing 4 in a shell 1, and two through grooves 5 are provided on the shell 1, and the through grooves 5 are communicated with the housing 4. The inner walls of the through grooves 5 are provided with first bearings 6, and the two first bearings 6 are respectively sleeved on the outer circumferences of the two output shafts 2, so that the two output shafts 2 can rotate, and the ends of the two output shafts 2 extend into the housing 4, and the two output shafts 2 are provided with first gears 7 at one end of the housing 4, and the output end of the right-angle commutator 3 is provided with a rotating shaft 8, and the rotating shaft 8 is provided with a second gear 9, and the second gear 9 is located in the housing 4, and the second gear 9 is meshed with the two first gears 7, and the number of teeth of the second gear 9 is less than the number of teeth of the first gear 7, thereby realizing the transmission of the two output shafts 2, and the overall structure is compact, and the right-angle commutator 3 is adopted at the same time, and the right-angle commutator 3 can be used for reversing when the lateral space is limited, and the driving device is installed in the longitudinal direction.

[0030] In the double-shaft reducer described in this embodiment, a positioning groove 10 is provided at one end of the accommodating chamber 4 away from the right-angle commutator 3, a second bearing 11 is provided on the inner wall of the positioning groove 10, and one end of the rotating shaft 8 is connected to the inner ring of the second bearing 11. Specifically, the above configuration provides a fulcrum for the rotating shaft 8. Since the reducer needs to provide a large torque, the above structural configuration ensures the meshing stability of the first gear 7 and the second gear 9 during operation, and is not prone to tilting.

[0031] In the double-output shaft reducer described in this embodiment, a first clamping groove is concavely provided on the inner wall of the through groove 5, a first clamping block 12 is convexly provided on the inner wall of the through groove 5, a first clamping spring 13 is provided in the first clamping groove, and the first bearing 6 is provided between the first clamping block 12 and the first clamping spring 13. Specifically, the position of the first bearing 6 is fixed through the above arrangement, the structure is compact, and the first bearing 6 is not easy to shake.

[0032] In the double-output shaft reducer described in this embodiment, a second clamping groove is concavely provided on the inner wall of the through groove 5, a second clamping block 14 is convexly provided on the inner wall of the through groove 5, a second clamping spring 15 is provided in the second clamping groove, a skeleton oil seal 16 is provided between the second clamping block 14 and the second clamping spring 15, and the skeleton oil seal 16 is located at one end of the through groove 5 away from the right-angle commutator 3. Specifically, the skeleton oil seal 16 can effectively improve the sealing performance and increase the service life.

[0033] In the double-output shaft reducer described in this embodiment, the inner wall of the through slot 5 is provided with a third bearing 23, and the first bearing 6 and the third bearing 23 are respectively located at both ends of the through slot 5. Specifically, the first bearing 6 and the third bearing 11 are provided at both ends of the through slot 5 to effectively improve the rotation stability of the output shaft 2.

[0034] In the double-output shaft reducer described in this embodiment, a third clamping groove is recessed on the inner wall of the through groove 5, a third clamping spring 17 is arranged in the third clamping groove, and the second bearing 11 is located between the second clamping block 14 and the third clamping spring 17. Specifically, the above-mentioned structure is stable, and the second bearing 11 is effectively limited. The second clamping block 14 can limit the skeleton oil seal 16 and the second bearing 11 at the same time, and the structural design is compact.

[0035] In the double-output shaft reducer described in this embodiment, the outer circumference of the output shaft 2 is concavely provided with a fourth clamping groove, the outer circumference of the output shaft 2 is convexly provided with a third clamping block 18, a fourth clamping spring 19 is arranged in the fourth clamping groove, and the first bearing 6 is arranged between the third clamping block 18 and the fourth clamping spring 19. Specifically, the above-mentioned setting structure is stable and effectively limits the first bearing 6.

[0036] In the double-output shaft reducer described in this embodiment, the outer periphery of the output shaft 2 is provided with a step portion 20, the end of the output shaft 2 located in the accommodating cavity 4 is provided with a fifth clamping groove, the fifth clamping groove is provided with a fifth clamping spring 21, and the first gear 7 is arranged between the step portion 20 and the fifth clamping spring 21. Specifically, the above-mentioned arrangement structure is stable and effectively limits the first bearing 6.

[0037] In the double-output shaft reducer described in this embodiment, the two output shafts 2 are located at the same horizontal height.

[0038] In the double-output shaft reducer described in this embodiment, the two output shafts 2 are both provided with connection holes 22 at one end away from the housing 1. Specifically, the connection holes 22 are convenient for connection with external equipment.

[0039] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A double-shaft reducer, characterized in that: It includes a shell, two output shafts and a right-angle commutator, wherein a receiving chamber is arranged in the shell, and two through slots are provided on the shell, wherein the through slots are communicated with the receiving chamber, and first bearings are provided on the inner walls of the through slots, and the two first bearings are respectively sleeved on the outer circumferences of the two output shafts, and the ends of the two output shafts extend into the receiving chamber, and first gears are provided at one end of the two output shafts located in the receiving chamber, and the edge of the right-angle commutator is connected to the shell, and a rotating shaft is provided at the output end of the right-angle commutator, and a second gear is provided on the rotating shaft, and the second gear is located in the receiving chamber, and the second gear is meshed with the two first gears, and the number of teeth of the second gear is less than the number of teeth of the first gear.

2. A double-shaft reducer according to claim 1, characterized in that: A positioning groove is formed at one end of the accommodating cavity away from the right-angle commutator, a second bearing is arranged on the inner wall of the positioning groove, and one end of the rotating shaft is connected to the inner ring of the second bearing.

3. A double-output shaft reducer according to claim 1, characterized in that: A first clamping groove is concavely provided on the inner wall of the through groove, a first clamping block is convexly provided on the inner wall of the through groove, a first clamping spring is provided in the first clamping groove, and the first bearing is provided between the first clamping block and the first clamping spring.

4. A double-output shaft reducer according to claim 1, characterized in that: A second clamping groove is recessed on the inner wall of the through groove, a second clamping block is protruded on the inner wall of the through groove, a second clamping spring is arranged in the second clamping groove, a skeleton oil seal is arranged between the second clamping block and the second clamping spring, and the skeleton oil seal is located at one end of the through groove away from the right-angle commutator.

5. A double-shaft reducer according to claim 4, characterized in that: A second bearing is disposed on the inner wall of the through slot, and the first bearing and the second bearing are respectively located at two ends of the through slot.

6. A double-shaft reducer according to claim 5, characterized in that: A third clamping groove is recessed on the inner wall of the through groove, a third clamping spring is arranged in the third clamping groove, and the second bearing is located between the second clamping block and the third clamping spring.

7. The double-shaft reducer according to claim 1, characterized in that: A fourth clamping groove is concavely formed on the outer circumference of the output shaft, a third clamping block is convexly formed on the outer circumference of the output shaft, a fourth clamping spring is arranged in the fourth clamping groove, and the first bearing is arranged between the third clamping block and the fourth clamping spring.

8. The double-shaft reducer according to claim 1, characterized in that: A step portion is provided on the outer periphery of the output shaft, a fifth clamping groove is provided around one end of the output shaft located in the accommodating cavity, a fifth clamping spring is provided on the fifth clamping groove, and the first gear is provided between the step portion and the fifth clamping spring.

9. The double-shaft reducer according to claim 1, characterized in that: The two output shafts are located at the same level.

10. The double-shaft reducer according to claim 1, characterized in that: The two output shafts are each provided with a connecting hole at one end away from the housing.

Images