CN212338081U - Cam shock wave type return difference-free transmission precision steel ball planetary reducer - Google Patents

Abstract

The utility model provides a cam shock wave formula does not have accurate steel ball planetary reducer of return difference transmission belongs to reduction gear technical field, including shell, first fixed plate, fixing bolt and first connecting hole, first fixed plate is located shell left side one end, and shell and first fixed plate fixed connection. This kind of accurate steel ball planetary reducer of cam shock wave formula no return difference transmission passes through the improvement of structure, it can take place the meshing not abundant to have solved accurate steel ball planetary reducer when high-speed operation, thereby lead to the transmission can take place the deviation, and then lead to the reduction gear the problem of transmission return difference to appear, driven precision has been promoted, the distortion of reduction gear output motion has been avoided, efficiency reduction can not rotate the work even, and solved accurate steel ball planetary reducer and can appear the mutual wearing and tearing between the gear under high-speed operation, thereby cause the automatic no return difference transmission of often that can not realize the reduction gear and even appear the dead problem of card, the life of device has been increased, and the practicality is stronger.

Description

Cam shock wave type return difference-free transmission precision steel ball planetary reducer

Technical Field

The utility model relates to a reduction gear technical field specifically is a cam shock wave formula does not have return difference transmission precision steel ball planetary reducer.

Background

The planetary reducer is a mechanism for reducing the number of revolutions of a motor to a desired number of revolutions by using a speed converter of a gear and obtaining a large torque, the gear with a small number of teeth on a transmission shaft of the planetary reducer is meshed with a large gear on an output shaft to achieve the purpose of reducing the speed, a common reducer also has several pairs of gears meshed with the same principle to achieve an ideal speed reduction effect, and the ratio of the number of the teeth of the large gear and the number of the teeth of the small gear is a transmission ratio.

However, the existing cam shock wave type non-return difference transmission precision steel ball planetary reducer can be insufficiently engaged when in actual use, thereby causing transmission deviation, further causing transmission return difference of the reducer, seriously affecting transmission precision, causing output motion distortion of the reducer, efficiency reduction or even incapability of rotating, damage to the reducer, and insufficient practicability.

Therefore, upgrading and reconstruction are needed on the basis of the existing cam shock wave type return difference-free transmission precision steel ball planetary reducer so as to overcome the existing problems and defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems that the prior cam shock wave type non-return difference transmission precision steel ball planetary reducer has insufficient meshing when the precision steel ball planetary reducer is operated at high speed in actual use, thereby causing transmission deviation, further causing the reducer to have transmission return difference, seriously influencing transmission precision, causing the distortion of the output motion of the reducer, efficiency reduction or even no rotation work, damaging the reducer, and having insufficient practicability, and the prior cam shock wave type non-return difference transmission precision steel ball planetary reducer has mutual abrasion among gears when the prior cam shock wave type non-return difference transmission precision steel ball planetary reducer is operated at high speed in actual use, thereby causing the phenomenon that the reducer can not be automatically transmitted without return difference or even stuck, further causing the damage of the device, reducing the service life of the device and having insufficient practicability, and providing a cam shock wave type non-return difference transmission precision steel ball planetary reducer, through the arrangement of the shell, the first fixing plate, the fixing bolt and the first connecting hole, the device solves the problem that the transmission can be deviated due to insufficient meshing when the precision steel ball planetary reducer runs at a high speed through the improvement of the structure, thereby causing the problem of transmission return difference of the speed reducer, improving the transmission precision, avoiding the phenomena of distortion of the output motion of the speed reducer, reduced efficiency and even incapability of rotating and damaging the speed reducer, having stronger practicability, and the cam shock wave type non-return difference transmission precision steel ball planetary reducer solves the problem that gears are mutually abraded under the high-speed operation of the precision steel ball planetary reducer in the practical use, thereby cause the automatic no return difference of often that can not realize the reduction gear to pass and even appear the dead problem of card, and then avoid the device to damage, increased the life of device, the practicality is stronger.

In order to achieve the above object, the present invention provides a cam shock wave type non-return difference transmission precision steel ball planetary reducer, which comprises a housing, a first fixing plate, a fixing bolt and a first connecting hole, wherein the first fixing plate is arranged at one end of the left side of the housing and fixedly connected with the first fixing plate, the fixing bolt is arranged at four corners of the outer end of the first fixing plate, the first connecting hole is arranged at one side of the fixing bolt, a bearing sleeve ring is arranged at the middle part of the first fixing plate and fixedly connected with the first fixing plate in an embedded manner, an output shaft is arranged at the middle part of one side of the bearing sleeve ring and movably connected with the bearing sleeve ring, the output shaft penetrates through the bearing sleeve ring and fixedly connected with the bearing through the first fixing plate, a shaft head is arranged at one side of the outer end of the output shaft and fixedly connected with the output shaft, a, and the second fixing plate is fixedly connected with the shell, the four corners of the outer end of the second fixing plate are provided with second connecting holes, the upper end and the lower end of the left side in the shell are respectively provided with a fixing block, the fixing blocks are fixedly connected with the shell, the right sides of the fixing blocks are respectively provided with a gear ring, the gear rings are respectively movably connected with the fixing blocks and the shell, a bearing is arranged between the fixing blocks and is fixedly connected with the fixing blocks, one end of the right side of the bearing is provided with a gear shaft which is movably connected with the bearing, the right side of the gear shaft is provided with a first gear set which is movably connected with the gear shaft, one end of the right side of the first gear set is provided with a gear carrier which is movably connected with the first gear set, the gear carrier is fixedly connected with the shell, one end of the right side of the gear, and the planet gear carrier is movably connected with the planet gear, the planet gear carrier is fixedly connected with the shell, one end of the right side of the planet gear carrier is provided with a second gear set, the second gear set is movably connected with the planet gear carrier, one end of the right side of the second gear set is provided with an isolation gasket, the isolation gasket is fixedly connected with the shell, one end of the right side of the isolation gasket is provided with an input sun gear, and the input sun gear penetrates through the isolation gasket, the second gear set and the planet gear carrier and is movably connected with the planet gear.

Preferably, the number of the planet gears is 3, and the planet gears are uniformly distributed on the periphery of the input sun gear in a surrounding mode.

Preferably, the gear ring is annular, and gear ring inboard one end is equipped with a plurality of latches to latch and planetary gear are block each other.

Preferably, the diameters of the first gear set and the second gear set are equal, and the first gear set and the second gear set are symmetrically arranged by taking the planet gear as a center.

Preferably, the gear shaft is perpendicular to the central position of the bearing, and a plurality of balls are uniformly arranged on one side inside the bearing in a surrounding mode, the balls are movably connected with the bearing, an inner ring is arranged at one end of the inner side of each ball, and the inner ring is movably connected with the balls.

Preferably, the output shaft is perpendicular to the bearing and the bearing collar.

Preferably, the spacer is parallel to the second gear set and the input sun gear.

Has the advantages that:

(1) the cam shock wave type no-return-difference transmission precision steel ball planetary reducer solves the problems that the precision steel ball planetary reducer can not be meshed sufficiently when running at high speed, so that transmission can be deviated, and further transmission return difference can be generated on the reducer, improves the transmission precision, avoids the phenomena that the reducer is distorted in output motion, reduced in efficiency, even can not work in a rotating mode and damaged, has strong practicability, solves the problem that mutual abrasion among gears can be generated under the high-speed running of the precision steel ball planetary reducer, so that the real-time automatic no-return-difference transmission of the reducer can not be realized, even jamming can be generated, further avoids the damage of the device, and prolongs the service life of the device, the practicability is stronger.

(2) The cam shock wave type return difference-free transmission precision steel ball planetary reducer has the advantages that: because 3 planetary gears are arranged, and the planetary gears are uniformly distributed on the periphery of the input sun gear in a surrounding manner, the planetary gears can uniformly and stably transmit the rotating force input into the sun gear, so that the input sun gear avoids output motion distortion, the working efficiency and the service life of the device are increased, the gear ring is in a ring shape, one end of the inner side of the gear ring is provided with a plurality of clamping teeth, the clamping teeth are mutually clamped with the planetary gears, the gear ring is tightly meshed with the planetary gears through the clamping teeth, the planetary gear transmission is more stable, the precision of the planetary gear transmission is improved, the problems that the precise steel ball planetary speed reducer cannot be meshed sufficiently during high-speed operation, the transmission can be deviated, the speed reducer has transmission return difference are solved, the transmission precision is improved, and the output motion distortion of the speed reducer is avoided, Efficiency is reduced, even the speed reducer can not be rotated, the phenomenon of damage to the speed reducer is avoided, and the practicability is high.

(3) Secondly, the method comprises the following steps: because the diameters of the first gear set and the second gear set are equal, and the first gear set and the second gear set are symmetrically arranged by taking the planet gear as a center, the planet gear is stably kept at the central position of the device through the first gear set and the second gear set when in transmission, so that the rotating force generated by the operation of the planet gear is more stable, the abrasion of the planet gear increased due to the central deviation of the planet gear is reduced, the service life of the device is prolonged, in addition, because the gear shaft is vertical to the central position of the bearing, a plurality of balls are uniformly arranged on one side inside the bearing in a surrounding manner and are movably connected with the bearing, an inner ring is arranged at one end of the inner side of each ball, the inner ring is movably connected with the balls, and further, when the gear shaft rotates, the inner ring keeps stable rotation through the plurality of balls uniformly arranged in the surrounding manner, so that the transmission stability of the gear shaft is kept when the gear, and reduce the inside wearing and tearing that take place because of the deviation of bearing, make the device increase stability and life, and because the spacer is on a parallel with second gear train and input sun gear, and then make the spacer block outside dust, and produce wearing and tearing between protection second gear train and the input sun gear, thereby make protection second gear train and input sun gear reduce the friction, promoted the stability of the operation of second gear train and input sun gear simultaneously, solved accurate steel ball planetary reducer and can appear wearing and tearing each other between the gear under high-speed operation, thereby cause the automatic dead problem of card even appearing of no return difference transmission in the real time of can not realizing the reduction gear, and then avoid the device to damage, the life of device has been increased, and the practicality is stronger.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic sectional view of a partial structure of the housing of the present invention.

Fig. 3 is a schematic sectional view of a partial structure of a bearing according to the present invention.

Fig. 4 is a schematic sectional view of a partial structure of a gear ring according to the present invention.

In FIGS. 1-4: 1. a housing; 2. a first fixing plate; 3. fixing the bolt; 4. a first connection hole; 5. a bearing collar; 6. an output shaft; 7. a shaft head; 8. a second fixing plate; 9. a second connection hole; 10. a bearing; 1011. a ball bearing; 1012. an inner ring; 11. a fixed block; 12. a gear ring; 13. a gear shaft; 14. a first gear set; 15. a gear carrier; 16. a planetary gear; 17. a planet carrier; 18. a second gear set; 19. an isolation gasket; 20. the input sun gear.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.

Example (b):

with reference to the figures 1-4 of the drawings,

the embodiment provides a cam shock wave type return difference-free transmission precision steel ball planetary reducer, which comprises a shell 1, a first fixing plate 2, fixing bolts 3 and first connecting holes 4, wherein the first fixing plate 2 is positioned at one end of the left side of the shell 1, the shell 1 is fixedly connected with the first fixing plate 2, the fixing bolts 3 are arranged at four corners of the outer end of the first fixing plate 2, the first connecting holes 4 are respectively arranged at one side of each fixing bolt 3, a bearing sleeve ring 5 is arranged at the middle part of the first fixing plate 2, the bearing sleeve ring 5 is fixedly connected with the first fixing plate 2 in an embedded manner, an output shaft 6 is arranged at the middle part of one side of the bearing sleeve ring 5, the output shaft 6 is movably connected with the bearing sleeve ring 5, the output shaft 6 penetrates through the bearing sleeve ring 5 and the first fixing plate 2 to be fixedly connected with a bearing 10, a shaft head 7 is arranged at one side of the, the second fixing plate 8 is fixedly connected with the shell 1, four corners of the outer end of the second fixing plate 8 are provided with second connecting holes 9, the upper end and the lower end of the left side inside the shell 1 are respectively provided with a fixing block 11, the fixing blocks 11 are fixedly connected with the shell 1, the right side of each fixing block 11 is provided with a gear ring 12, the gear rings 12 are movably connected with the fixing blocks 11 and the shell 1, a bearing 10 is arranged between the fixing blocks 11, the bearing 10 is fixedly connected with the fixing blocks 11, one end of the right side of the bearing 10 is provided with a gear shaft 13, the gear shaft 13 is movably connected with the bearing 10, the right side of the gear shaft 13 is provided with a first gear set 14, the first gear set 14 is movably connected with the gear shaft 13, one end of the right side of the first gear set 14 is provided with a gear carrier 15, the gear carrier 15 is movably connected with the first gear set 14, the gear, the right side end of the planetary gear 16 is provided with a planetary gear carrier 17, the planetary gear carrier 17 is movably connected with the planetary gear 16, the planetary gear carrier 17 is fixedly connected with the shell 1, the right side end of the planetary gear carrier 17 is provided with a second gear set 18, the second gear set 18 is movably connected with the planetary gear carrier 17, the right side end of the second gear set 18 is provided with an isolation gasket 19, the isolation gasket 19 is fixedly connected with the shell 1, one right side end of the isolation gasket 19 is provided with an input sun gear 20, and the input sun gear 20 penetrates through the isolation gasket 19, the second gear set 18 and the planetary gear carrier 17 to be movably connected with the planetary gear 16.

Furthermore, 3 planet gears 16 are arranged, and the planet gears 16 are uniformly distributed around the periphery of the input sun gear 20;

in this embodiment, 3 planetary gears 16 are provided, and planetary gears 16 are uniformly distributed around the periphery of input sun gear 20, so that planetary gears 16 uniformly and stably transmit the rotating force input to sun gear 20, thereby preventing output motion distortion of input sun gear 20, and increasing the working efficiency and the service life of the device.

Further, the gear ring 12 is annular, and a plurality of latches are arranged at one end of the inner side of the gear ring 12 and are mutually clamped with the planetary gear 16;

in this embodiment, be the annular form through gear ring 12, and gear ring 12 inboard one end is equipped with a plurality of latches to latch and planetary gear 16 block each other, and then make gear ring 12 closely engage through latch and planetary gear 16, thereby make planetary gear 16 transmission more stable, and increased the driven precision nature of planetary gear 16.

Further, the diameters of the first gear set 14 and the second gear set 18 are equal, and the first gear set 14 and the second gear set 18 are symmetrically arranged with the planet gear 16 as the center;

in this embodiment, the diameters of the first gear set 14 and the second gear set 18 are equal, and the first gear set 14 and the second gear set 18 are symmetrically arranged around the planetary gear 16, so that the planetary gear 16 is stably maintained at the central position of the device through the first gear set 14 and the second gear set when the transmission is performed on the planetary gear 16, thereby the rotating force generated by the operation of the planetary gear 16 is more stable, the abrasion of the planetary gear 16 due to the center deviation of the planetary gear 16 is reduced, the abrasion of the device is reduced, and the service life of the device is prolonged.

Further, the gear shaft 13 is perpendicular to the center of the bearing 10, a plurality of balls 1011 are uniformly arranged on one side inside the bearing 10 in a surrounding manner, the balls 1011 are movably connected with the bearing 10, an inner ring 1012 is arranged at one end of the inner side of each ball 1011, and the inner ring 1012 is movably connected with the balls 1011;

in this embodiment, the gear shaft 13 is perpendicular to the center of the bearing 10, and one side inside the bearing 10 is uniformly surrounded by a plurality of balls 1011, and the balls 1011 are movably connected with the bearing 10, and at the same time, one end inside the balls 1011 is provided with an inner ring 1012, the inner ring 1012 is movably connected with the balls 1011, so that when the gear shaft 13 rotates, the inner ring 1012 can stably rotate by uniformly surrounding the plurality of balls 1011, thereby the gear shaft 13 can keep transmission stability when rotating, the abrasion of the inside of the bearing 10 caused by deviation can be reduced, the stability of the device can be increased, and the service life of the device can be prolonged.

Further, the output shaft 6 is perpendicular to the bearing 10 and the bearing collar 5;

in this embodiment, through output shaft 6 and bearing 10 and bearing lantern ring 5 mutually perpendicular, and then make bearing lantern ring 5 maintain the stability of output shaft 6 when bearing 10 drives output shaft 6 and rotates to make output shaft 6 transmission more stable.

Further, the spacer 19 is parallel to the second gear set 18 and the input sun gear 20;

in this embodiment, the isolation pad 19 is parallel to the second gear set 18 and the input sun gear 20, so that the isolation pad 19 blocks external dust, and protects the second gear set 18 and the input sun gear 20 from abrasion, thereby protecting the second gear set 18 and the input sun gear 20 from friction, and improving the stability of the operation of the second gear set 18 and the input sun gear 20.

The working principle is as follows:

in the case of using the cam-laser type precision steel ball planetary reducer with no return difference transmission provided by the present embodiment, firstly, the tightness of the connection between the components of the device is checked, then the device is placed on a horizontal dry ground, then the device is driven by the input sun gear 20, and further the planetary gear 16 uniformly and stably transmits the rotating force input to the sun gear 20, so that the input sun gear 20 avoids the distortion of the output motion, meanwhile, the gear ring 12 is closely engaged with the planetary gear 16 through the latch, so that the planetary gear 16 transmits, then the gear shaft 13 rotates the balls 1011 to keep the inner ring 1012 stably rotating, then the bearing ring 5 maintains the output shaft 6, when the bearing 10 drives the output shaft 6 to rotate, and the isolation gasket 19 blocks the external dust to protect the abrasion generated between the second gear set 18 and the input sun gear 20, the second gear set 18 and the input sun gear 20 are driven stably, and the cam shock wave type return difference-free transmission precision steel ball planetary reducer is high in practicability.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. A cam shock wave type return difference-free transmission precision steel ball planetary reducer comprises a shell (1), a first fixing plate (2), fixing bolts (3) and first connecting holes (4), and is characterized in that the first fixing plate (2) is located at one end of the left side of the shell (1), the shell (1) is fixedly connected with the first fixing plate (2), the fixing bolts (3) are arranged at four corners of the outer end of the first fixing plate (2), the first connecting holes (4) are formed in one side of each fixing bolt (3), a bearing sleeve ring (5) is arranged in the middle of the first fixing plate (2), the bearing sleeve ring (5) is fixedly connected with the first fixing plate (2) in an embedded mode, an output shaft (6) is arranged in the middle of one side of the bearing sleeve ring (5), the output shaft (6) is movably connected with the bearing sleeve ring (5), and the output shaft (6) penetrates through the bearing sleeve ring (5) and the first fixing plate (2) and is fixedly connected with a bearing, the outer end of the output shaft (6) is provided with a shaft head (7) at one side, the shaft head (7) is fixedly connected with the output shaft (6), one end of the right side of the shell (1) is provided with a second fixing plate (8), the second fixing plate (8) is fixedly connected with the shell (1), four corners of the outer end of the second fixing plate (8) are provided with second connecting holes (9), the upper end and the lower end of the left side inside the shell (1) are respectively provided with a fixing block (11), the fixing blocks (11) are fixedly connected with the shell (1), the right side of the fixing block (11) is respectively provided with a gear ring (12), the gear ring (12) is movably connected with the fixing blocks (11) and the shell (1), a bearing (10) is arranged between the fixing blocks (11), the bearing (10) is fixedly connected with the fixing blocks (11), one end of the right side of the bearing (10) is provided with a gear shaft (, the right side of the gear shaft (13) is provided with a first gear set (14), the first gear set (14) is movably connected with the gear shaft (13), one end of the right side of the first gear set (14) is provided with a gear carrier (15), the gear carrier (15) is movably connected with the first gear set (14), the gear carrier (15) is fixedly connected with the shell (1), one end of the right side of the gear carrier (15) is provided with a planetary gear (16), the planetary gear (16) is movably connected with the gear carrier (15), one end of the right side of the planetary gear (16) is provided with a planetary gear carrier (17), the planetary gear carrier (17) is movably connected with the planetary gear (16), the planetary gear carrier (17) is fixedly connected with the shell (1), one end of the right side of the planetary gear carrier (17) is provided with a second gear set (18), and the second gear set (18) is movably connected with, an isolation gasket (19) is arranged at one end of the right side of the second gear set (18), the isolation gasket (19) is fixedly connected with the shell (1), an input sun gear (20) is arranged at one end of the right side of the isolation gasket (19), and the input sun gear (20) penetrates through the isolation gasket (19), the second gear set (18) and the planet gear carrier (17) to be movably connected with the planet gear (16).

2. The cam-laser type non-return-difference transmission precision steel ball planetary reducer according to claim 1, characterized in that 3 planetary gears (16) are provided, and the planetary gears (16) are uniformly distributed around the periphery of the input sun gear (20).

3. The cam shock type non-return-difference transmission precision steel ball planetary reducer according to claim 1, characterized in that the gear ring (12) is ring-shaped, and one end of the inner side of the gear ring (12) is provided with a plurality of latches which are mutually clamped with the planetary gears (16).

4. The cam-laser type non-return-difference transmission precision steel ball planetary reducer according to claim 1, characterized in that the diameters of the first gear set (14) and the second gear set (18) are equal, and the first gear set (14) and the second gear set (18) are arranged symmetrically with the planetary gear (16) as the center.

5. The cam-laser type non-return-difference transmission precision steel ball planetary reducer is characterized in that the gear shaft (13) is perpendicular to the center position of the bearing (10), a plurality of balls (1011) are uniformly arranged on one side inside the bearing (10) in a surrounding mode, the balls (1011) are movably connected with the bearing (10), an inner ring (1012) is arranged at one end of the inner side of each ball (1011), and the inner ring (1012) is movably connected with the balls (1011).

6. The cam-laser type return-difference-free transmission precision steel ball planetary reducer according to claim 1, wherein the output shaft (6) is perpendicular to the bearing (10) and the bearing collar (5).

7. A cam-shock non-backlash drive precision steel ball planetary reducer according to claim 1, characterized in that the spacer washer (19) is parallel to the second gear set (18) and the input sun gear (20).

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