CN210344172U - Hard tooth surface helical gear speed reducer for granulator - Google Patents
Hard tooth surface helical gear speed reducer for granulator Download PDFInfo
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- CN210344172U CN210344172U CN201921410703.6U CN201921410703U CN210344172U CN 210344172 U CN210344172 U CN 210344172U CN 201921410703 U CN201921410703 U CN 201921410703U CN 210344172 U CN210344172 U CN 210344172U
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Abstract
The utility model discloses a hard flank of tooth helical gear speed reducer for granulator, including transmission main shaft, transmission shaft one, transmission shaft two and transmission shaft three, transmission main shaft one side is provided with transmission shaft one. Has the advantages that: the utility model discloses a transmission main shaft, transmission shaft one, the design of transmission shaft two and transmission shaft three, make the transmission of this speed reducer adopt the tertiary hard tooth face helical gear of parallel shaft to slow down, the gear modulus increases, the gear widens, strengthen, the transmission intensity of this speed reducer has been improved greatly, and then the life of this speed reducer has been improved, design through mounting groove and keyway, make driving motor's output shaft and transmission main shaft become an organic whole, the length of transmission main shaft has been shortened, the rigidity of transmission main shaft has been increased, the consumption is reduced.
Description
Technical Field
The utility model relates to a helical gear speed reducer technical field, concretely relates to hard flank of tooth helical gear speed reducer for granulator.
Background
The speed reducer is also called as a speed reducer, plays a role in matching rotating speed and transmitting torque between a prime motor and a working machine or an actuating mechanism, and is widely applied to modern machinery. The speed reducer can be divided into two categories of a general speed reducer and a special speed reducer according to purposes, and the design, the manufacture and the use characteristics of the general speed reducer and the special speed reducer are different. Among them, a helical gear reducer is commonly used in a transmission structure of a granulator.
However, the main transmission shaft on the helical gear speed reducer on the existing granulator mainly adopts the right-angle bevel gear to reduce speed, a cantilever structure exists in the speed reducing structure, the transmission strength is low, the speed reducing damage is easy to realize, the service life of the speed reducer is shortened, the helical gear speed reducer on the existing granulator is mainly connected with an output shaft of an external motor through a spline, the length of a transmission main shaft is large, the rigidity is small, the power loss exists, and therefore the existing problem is solved by urgently needing a novel hard tooth surface helical gear speed reducer.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome prior art not enough, the present hard tooth face helical gear speed reducer for granulator that provides, main drive shaft department on the helical gear speed reducer on having solved current granulator mainly adopts right angle bevel gear to slow down, there is cantilever structure in this kind of speed reduction structure, transmission intensity is lower, make the speed reduction damage easily, reduce the life of speed reducer, and the helical gear speed reducer on the current granulator mainly is through splined connection with the output shaft of outside motor, make the length of transmission main shaft great, the rigidity is less, and there is power loss's problem.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a hard flank of tooth helical gear speed reducer for granulator, including transmission main shaft, transmission shaft one, transmission shaft two and transmission shaft three, transmission main shaft one side is provided with transmission shaft one, transmission shaft one is kept away from transmission main shaft one side is provided with transmission shaft two, transmission shaft two is kept away from transmission shaft one side is provided with transmission shaft three, transmission shaft one transmission shaft two and the equal shaping has a big bevel gear and a little bevel gear on the transmission shaft three, transmission shaft one transmission shaft two and the size of the big bevel gear on the transmission shaft three increases in proper order, transmission shaft one with transmission main shaft and transmission shaft two all meshes, transmission shaft two with transmission shaft three meshing.
By adopting the technical scheme, the transmission main shaft, the transmission shaft I, the transmission shaft II and the transmission shaft III are designed, so that the transmission of the speed reducer adopts the parallel-shaft three-stage hard tooth surface helical gear for speed reduction, the gear modulus is increased, the gear is widened and strengthened, the transmission strength of the speed reducer is greatly improved, and the service life of the speed reducer is further prolonged.
Furthermore, a mounting groove is formed in the middle of the upper end of the transmission main shaft, and a key groove is formed in the inner wall of the mounting groove.
By adopting the technical scheme, the output shaft of the driving motor and the transmission main shaft are integrated by the design of the mounting groove and the key groove, the length of the transmission main shaft is shortened, the rigidity of the transmission main shaft is increased, and the power consumption is reduced.
Furthermore, the peripheries of the first transmission shaft, the second transmission shaft and the third transmission shaft are provided with a machine shell, and the first transmission shaft, the second transmission shaft and the third transmission shaft are connected with the machine shell through bearings.
By adopting the technical scheme, the machine shell is a main part for realizing the installation and fixation of the first transmission shaft, the second transmission shaft and the third transmission shaft, and the normal rotation of the first transmission shaft, the second transmission shaft and the third transmission shaft relative to the machine shell can be realized through the bearing.
Furthermore, one side of the upper end of the machine shell is connected with a first mounting seat through a bolt, and the other side of the upper end of the machine shell is connected with a second mounting seat through a bolt.
By adopting the technical scheme, the first mounting seat is mainly used for mounting a working box body of the granulator, and the second mounting seat is mainly used for mounting an external driving motor.
Furthermore, there is the auxiliary oil pump through bolted connection on a casing lateral wall, the input and the output of auxiliary oil pump are all pegged graft and are had vice lubricated oil pipe.
By adopting the technical scheme, the auxiliary oil pump can pump external lubricating oil into the shell through the auxiliary lubricating oil pipe so as to lubricate transmission parts in the speed reducer.
Furthermore, there is a main oil pump on one side of the bottom end of the casing through a bolt, and a main lubricating oil pipe is inserted into the input end and the output end of the main oil pump.
Through adopting above-mentioned technical scheme, through the main oil pump can be with outside lubricating oil through main lubricating oil pipe takes out in the casing to lubricate the transmission part in this speed reducer.
Further, main lubricated oil pipe and vice lubricated oil pipe all with inside intercommunication of casing.
Through adopting above-mentioned technical scheme, can carry this speed reducer inside with lubricating oil smoothly.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
1. in order to solve the problems that the main transmission shaft on the helical gear speed reducer on the existing granulator mainly adopts a right-angle bevel gear to reduce speed, a cantilever structure exists in the speed reducing structure, the transmission strength is low, the speed reducing damage is easy to realize, and the service life of the speed reducer is shortened, the utility model discloses a design of a transmission main shaft, a transmission shaft I, a transmission shaft II and a transmission shaft III ensures that the transmission of the speed reducer adopts a parallel shaft three-level hard tooth surface helical gear to reduce speed, the gear modulus is increased, the gear is widened and strengthened, the transmission strength of the speed reducer is greatly improved, and the service life of the speed reducer is further prolonged;
2. for the output shaft that solves helical gear speed reducer on the current granulator and outside motor mainly is through splined connection for the length of transmission main shaft is great, the rigidity is less, and has power loss's problem, the utility model discloses a design of mounting groove and keyway for driving motor's output shaft becomes an organic whole with the transmission main shaft, has shortened the length of transmission main shaft, has increased the rigidity of transmission main shaft, has reduced the consumption.
Drawings
Fig. 1 is a front view of a hard tooth bevel gear reducer for a granulator according to the present invention;
fig. 2 is a main sectional view of a hard tooth surface helical gear reducer for a granulator according to the present invention;
fig. 3 is a top view of the hard tooth face helical gear reducer for the granulator of the present invention.
The reference numerals are explained below:
1. a first mounting seat; 2. a housing; 3. a secondary lubricating oil pipe; 4. an auxiliary oil pump; 5. a main oil pump; 6. a main lubrication oil pipe; 7. a second mounting seat; 8. a third transmission shaft; 9. a second transmission shaft; 10. a first transmission shaft; 11. a transmission main shaft; 12. mounting grooves; 13. a keyway.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 3, in the embodiment, the hard-tooth-surface helical gear speed reducer for the granulator includes a transmission main shaft 11, a transmission shaft one 10, a transmission shaft two 9 and a transmission shaft three 8, the transmission shaft one 10 is disposed on one side of the transmission main shaft 11, the transmission shaft two 9 is disposed on one side of the transmission shaft one 10 away from the transmission main shaft 11, the transmission shaft three 8 is disposed on one side of the transmission shaft two 9 away from the transmission main shaft 10, a large bevel gear and a small bevel gear are respectively formed on the transmission shaft one 10, the transmission shaft two 9 and the transmission shaft three 8, the sizes of the large bevel gear and the small bevel gear on the transmission shaft one 10, the transmission shaft two 9 and the transmission shaft three 8 are sequentially increased to realize the speed reduction function of the speed reducer, the transmission shaft one 10 is engaged with the transmission main shaft 11 and the transmission shaft, The design of the second transmission shaft 9 and the third transmission shaft 8 ensures that the transmission of the speed reducer adopts the bevel gear with the three-level hard tooth surface of the parallel shaft for speed reduction, the gear modulus is increased, the gear is widened and strengthened, the transmission strength of the speed reducer is greatly improved, and the service life of the speed reducer is further prolonged.
As shown in fig. 2, in this embodiment, a mounting groove 12 is formed in the middle of the upper end of the transmission main shaft 11, a key groove 13 is formed on the inner wall of the mounting groove 12, and through the design of the mounting groove 12 and the key groove 13, the mounting steps between the speed reducer and the external driving motor are greatly simplified, the mounting efficiency of the speed reducer is improved, and the output shaft of the driving motor can extend into the transmission main shaft 11, so that the length of the transmission main shaft 11 is shortened, the rigidity of the transmission main shaft 11 is increased, and the power consumption is reduced.
As shown in fig. 1-3, in this embodiment, a casing 2 is disposed around a first transmission shaft 10, a second transmission shaft 9 and a third transmission shaft 8, the first transmission shaft 10, the second transmission shaft 9 and the third transmission shaft 8 are connected to the casing 2 through bearings, the casing 2 is a main component for fixing the first transmission shaft 10, the second transmission shaft 9 and the third transmission shaft 8, and the first transmission shaft 10, the second transmission shaft 9 and the third transmission shaft 8 can rotate normally relative to the casing 2 through bearings, one side of the upper end of the casing 2 is connected to a first mounting seat 1 through bolts, the other side of the upper end of the casing 2 is connected to a second mounting seat 7 through bolts, the first mounting seat 1 is mainly used for mounting a working box of a granulator, the second mounting seat 7 is mainly used for mounting an external driving motor, a secondary oil pump 4 is connected to a side wall of the casing 2 through bolts, and a secondary, can take out casing 2 in through vice lubricating oil pipe 3 with outside lubricating oil through vice oil pump 4, in order to lubricate the drive disk assembly in this speed reducer, there is main oil pump 5 casing 2 bottom one side through bolted connection, main oil pump 5's input and output all are pegged graft and have main lubricating oil pipe 6, can take out casing 2 through main lubricating oil pipe 6 with outside lubricating oil through main oil pump 5, in order to lubricate the drive disk assembly in this speed reducer, main lubricating oil pipe 6 and vice lubricating oil pipe 3 all communicate with casing 2 is inside, can carry inside this speed reducer smoothly with lubricating oil.
The specific implementation process of this embodiment is as follows: before use, firstly, the output end of an external driving motor is directly inserted into the mounting groove 12, the driving motor is fixed on the mounting seat II 7 through an external bolt, then, a processing box body of the granulator is mounted on the mounting seat I1, and a driving shaft in the processing box body of the granulator is connected with a driving shaft III 8, and then, only the driving motor is required to work, so that power can be transmitted to the driving shaft in the processing box body of the granulator through the driving main shaft 11, the driving shaft I10, the driving shaft II 9 and the driving shaft III 8, due to the design of the mounting groove 12 and the key groove 13, the output shaft of the driving motor and the driving main shaft 11 are integrated, the length of the driving main shaft 11 is shortened, the rigidity of the driving main shaft 11 is increased, the power consumption is reduced, and the speed reducer adopts the design of the driving main shaft 11, the driving shaft I10, the driving shaft, the gear modulus is increased, the gear is widened and strengthened, the transmission strength of the speed reducer is greatly improved, and the service life of the speed reducer is further prolonged.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (7)
1. The utility model provides a hard tooth face helical gear speed reducer for granulator which characterized in that: the bevel gear transmission mechanism comprises a transmission main shaft (11), a transmission shaft I (10), a transmission shaft II (9) and a transmission shaft III (8), wherein the transmission shaft I (10) is arranged on one side of the transmission main shaft (11), the transmission shaft II (9) is arranged on one side of the transmission shaft I (10) far away from the transmission main shaft (11), the transmission shaft III (8) is arranged on one side of the transmission shaft II (9) far away from the transmission shaft I (10), a large bevel gear and a small bevel gear are respectively formed on the transmission shaft I (10), the transmission shaft II (9) and the transmission shaft III (8), the sizes of the large bevel gear and the small bevel gear on the transmission shaft I (10), the transmission shaft II (9) and the transmission shaft III (8) are sequentially increased, and the transmission shaft I (10) is meshed with the transmission main shaft (11) and the transmission shaft, the second transmission shaft (9) is meshed with the third transmission shaft (8).
2. The hard-sided helical gear reducer for a pelletizer as set forth in claim 1, wherein: the middle part of the upper end of the transmission main shaft (11) is provided with a mounting groove (12), and the inner wall of the mounting groove (12) is provided with a key groove (13).
3. The hard-sided helical gear reducer for a pelletizer as set forth in claim 1, wherein: the periphery of the first transmission shaft (10), the second transmission shaft (9) and the third transmission shaft (8) is provided with a machine shell (2), and the first transmission shaft (10), the second transmission shaft (9) and the third transmission shaft (8) are connected with the machine shell (2) through bearings.
4. The hard-sided bevel gear reducer for a pelletizer as set forth in claim 3, wherein: one side of the upper end of the machine shell (2) is connected with a first mounting seat (1) through a bolt, and the other side of the upper end of the machine shell (2) is connected with a second mounting seat (7) through a bolt.
5. The hard-sided bevel gear reducer for a pelletizer as set forth in claim 3, wherein: the lubricating oil pump is characterized in that an auxiliary oil pump (4) is connected to one side wall of the shell (2) through a bolt, and auxiliary lubricating oil pipes (3) are inserted into the input end and the output end of the auxiliary oil pump (4).
6. The hard-sided bevel gear reducer for a pelletizer as set forth in claim 5, wherein: casing (2) bottom one side has main oil pump (5) through bolted connection, main lubricated oil pipe (6) are all pegged graft to the input and the output of main oil pump (5).
7. The hard-sided bevel gear reducer for a pelletizer as set forth in claim 6, wherein: the main lubricating oil pipe (6) and the auxiliary lubricating oil pipe (3) are communicated with the interior of the machine shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921410703.6U CN210344172U (en) | 2019-08-28 | 2019-08-28 | Hard tooth surface helical gear speed reducer for granulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921410703.6U CN210344172U (en) | 2019-08-28 | 2019-08-28 | Hard tooth surface helical gear speed reducer for granulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210344172U true CN210344172U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921410703.6U Active CN210344172U (en) | 2019-08-28 | 2019-08-28 | Hard tooth surface helical gear speed reducer for granulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210344172U (en) |
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2019
- 2019-08-28 CN CN201921410703.6U patent/CN210344172U/en active Active
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