CN112780727A - Servo driving and controlling integrated speed reducer - Google Patents
Servo driving and controlling integrated speed reducer Download PDFInfo
- Publication number
- CN112780727A CN112780727A CN202110069867.2A CN202110069867A CN112780727A CN 112780727 A CN112780727 A CN 112780727A CN 202110069867 A CN202110069867 A CN 202110069867A CN 112780727 A CN112780727 A CN 112780727A
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- China
- Prior art keywords
- speed reducer
- motor
- bevel gear
- gear
- transmission gear
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/22—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/027—Gearboxes; Mounting gearing therein characterised by means for venting gearboxes, e.g. air breathers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a servo drive and control integrated speed reducer, which comprises a speed reducer, a motor and a frequency converter, wherein the motor is used for driving the speed reducer, the frequency converter is used for adjusting the voltage and the frequency of a power supply of the motor, the speed reducer, the motor and the frequency converter are detachably connected in an opposite insertion mode through bolts and integrated into a whole, the motor is arranged between a speed reducer module and a frequency converter module, and the frequency converter is electrically connected with the motor. This scheme closes three as an organic whole with speed reducer, motor and converter through above-mentioned design, not only makes device overall structure compacter, reduces the device volume, and the antidetonation effect is better, and no longer is the components of a whole that can function independently setting between motor and the converter, can not have the electric wire to cause the puzzlement to the device operation in the use, and communication is faster.
Description
Technical Field
The invention belongs to the technical field of speed reducers, and particularly relates to a servo drive and control integrated speed reducer.
Background
The reducer is an independent part which is enclosed in a rigid shell and consists of any one of gear transmission, worm transmission and gear-worm transmission, and is usually used as a speed reduction transmission device between a prime mover and a working machine. The function of matching the rotation speed and transmitting the torque between the prime mover and the working machine or the actuating mechanism is very extensive in modern machinery.
A reduction gear is a relatively precise machine having a function of reducing a rotational speed and increasing a torque, and is therefore widely used in the technical fields of building materials, food processing, packaging, transportation, and the like. At present, the speed reducer and the frequency converter are arranged separately, so that the installation is inconvenient, and meanwhile, the frequency converter is generally arranged in an electric cabinet, and the frequency converter and the motor need related electric connection such as electric wires and circuits, so that the communication efficiency is low, and the use is inconvenient.
In order to solve the above problems, it is urgently needed to develop a servo drive and control integrated speed reducer.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a servo drive and control integrated speed reducer which comprises a speed reducer, a motor and a frequency converter, wherein the motor is used for driving the speed reducer, the frequency converter is used for adjusting the voltage and the frequency of a power supply of the motor, the speed reducer, the motor and the frequency converter are connected in a plug-in type detachable mode through bolts and integrated into a whole, the motor is arranged between a speed reducer module and a frequency converter module, and the frequency converter is electrically connected with the motor. This scheme closes three as an organic whole with speed reducer, motor and converter through above-mentioned design, not only makes device overall structure compacter, reduces the device volume, and the antidetonation effect is better, and no longer is the components of a whole that can function independently setting between motor and the converter, can not have the electric wire to cause the puzzlement to the device operation in the use, and communication is faster.
The purpose of the invention is realized by adopting the following technical scheme:
servo drive and control integrated speed reducer, including the speed reducer, be used for the drive the motor of speed reducer and be used for adjusting the voltage of motor power and the converter of frequency, speed reducer, motor and converter are two liang between through the bolt to inserting formula can dismantle the connection and become an organic whole, the motor is established between speed reducer module and converter module, the converter with electric connection between the motor.
Furthermore, the speed reducer comprises a box body and a plurality of stages of transmission gears, wherein the plurality of stages of transmission gears comprise a first-stage transmission gear, a second-stage transmission gear meshed with the first-stage transmission gear and a third-stage transmission gear meshed with the second-stage transmission gear.
Furthermore, an input shaft of the motor is fixedly provided with a helical gear, the helical gear is meshed with the first-stage transmission gear, and the helical gear drives the first-stage transmission gear to rotate when rotating.
Furthermore, the primary transmission gear comprises a bevel gear part, a bevel gear part and a bevel gear shaft, wherein the bevel gear part is used for being meshed with the bevel gear, the bevel gear part is used for being meshed with the secondary transmission gear, and the bevel gear part are respectively arranged at two ends of the bevel gear shaft.
Furthermore, both ends of the bevel gear shaft are rotatably arranged in the box body through tapered roller bearings, and elastic check rings are arranged on the opposite inner sides of the two tapered roller bearings.
Further, the secondary transmission gear comprises a bevel gear part meshed with the bevel gear part, a helical gear used for being meshed with the tertiary transmission gear and a secondary gear shaft, and the bevel gear part and the helical gear are arranged at intervals along the axial direction of the secondary gear shaft.
Furthermore, the three-stage transmission gear further comprises an output main shaft perpendicular to the three-stage transmission gear, two ends of the output main shaft are rotatably mounted in the box body through deep groove ball bearings, and elastic check rings are arranged at the joint of the deep groove ball bearings and the box body.
Furthermore, oil seals for preventing oil leakage are arranged at the joint of the two ends of the output main shaft and the box body.
Further, the box still is equipped with the apron, the apron adopts aluminium die-casting to form, be equipped with on the apron and be used for adjusting the ventilative cap of external pressure in the box, ventilative cap makes external atmospheric pressure switches on in the box.
Further, the motor is a permanent magnet synchronous motor.
Compared with the prior art, the invention has the beneficial effects that:
the invention discloses a servo drive and control integrated speed reducer, which comprises a speed reducer, a motor and a frequency converter, wherein the motor is used for driving the speed reducer, the frequency converter is used for adjusting the voltage and the frequency of a power supply of the motor, the speed reducer, the motor and the frequency converter are detachably connected in an opposite insertion mode through bolts and integrated into a whole, the motor is arranged between a speed reducer module and a frequency converter module, and the frequency converter is electrically connected with the motor. This scheme closes three as an organic whole with speed reducer, motor and converter through above-mentioned design, not only makes device overall structure compacter, reduces the device volume, and the antidetonation effect is better, and no longer is the components of a whole that can function independently setting between motor and the converter, can not have the electric wire to cause the puzzlement to the device operation in the use, and communication is faster.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of a servo-drive-control integrated speed reducer according to the invention;
FIG. 2 is a cross-sectional view of a preferred embodiment of the servo-controlled integrated reducer of the present invention;
FIG. 3 is a partial schematic view of A of FIG. 2;
FIG. 4 is a cross-sectional view of another preferred embodiment of the servo-controlled integral reducer of the present invention;
fig. 5 is a schematic internal structure diagram of a preferred embodiment of the servo-control integrated speed reducer of the invention.
In the figure: 100. a servo drive and control integrated speed reducer; 1. a speed reducer; 11. a box body; 111. a cover plate; 112. a breathable cap; 12. a primary transmission gear; 121. a bevel gear portion; 122. a bevel gear section; 123. a bevel gear shaft; 124. a tapered roller bearing; 125. a circlip; 13. a secondary transmission gear; 131. a bevel gear portion; 132. a helical gear; 133. a secondary gear shaft; 14. a three-stage transmission gear; 141. an output spindle; 142. a deep groove ball bearing; 143. oil sealing; 2. a motor; 21. a helical gear; 3. a frequency converter; 4. and (4) bolts.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
As shown in fig. 1-5, the servo drive-control integrated speed reducer 100 of the invention comprises a speed reducer 1, a motor 2 for driving the speed reducer 1, and a frequency converter 3 for adjusting the voltage and frequency of a power supply of the motor 2, wherein the speed reducer 1, the motor 2, and the frequency converter 3 are detachably connected in a plug-in manner by bolts 4 and integrated into a whole, the motor 2 is arranged between a module of the speed reducer 1 and a module of the frequency converter 3, and the frequency converter 3 is electrically connected with the motor 2. This scheme is through above-mentioned design, closes three as an organic whole with speed reducer 1, motor 2 and converter 3, not only makes device overall structure compacter, reduces the device volume, and the antidetonation effect is better, and no longer is the components of a whole that can function independently setting between motor 2 and the converter 3, can not have the electric wire to cause the puzzlement to the device operation in the use, and the communication is faster. Meanwhile, the device is higher in protection level such as water resistance, dust resistance and the like, better in sealing effect, and capable of enabling the device to be more high-temperature resistant by changing the electrolytic capacitor into the thin film capacitor.
In this embodiment, the speed reducer 1 includes a box 11 and a plurality of stages of transmission gears, and the plurality of stages of transmission gears include a first stage transmission gear 12, a second stage transmission gear 13 meshed with the first stage transmission gear 12, and a third stage transmission gear 14 meshed with the second stage transmission gear 13. The transmission gear adopts a bevel gear transmission gear structure, so that an input shaft of the motor 2 is perpendicular to an output hollow shaft of the three-stage transmission gear 14.
Preferably, an input shaft of the motor 2 is fixedly provided with a bevel gear 21, the bevel gear 21 is meshed with the primary transmission gear 12, and the bevel gear 21 drives the primary transmission gear 12 to rotate when rotating. In the design, a primary transmission gear 12 is parallel to an input shaft of the motor 2, the primary transmission gear 12 comprises a bevel gear part 121 meshed with the bevel gear 21, and power can be transmitted to the primary transmission gear 12 through the bevel gear 21 after the motor 2 is started. Meanwhile, because the speed reducer 1 and the motor 2 are connected by the screw insertion, in order to make the whole space of the device more compact, the input shaft of the motor 2 and the helical gear 21 are also positioned in the box body 11 of the speed reducer 1 after the assembly is completed, the helical gear 21 is rotatably arranged in the box body 11 through a bearing, and an oil seal 143 for preventing oil leakage is also arranged at the joint of the input shaft of the motor 2 and the box body 11.
In the bevel gear transmission mode adopted in the scheme, the primary transmission gear 12 includes a bevel gear portion 121 engaged with the bevel gear 21, a bevel gear portion 122 engaged with the secondary transmission gear 13, and a bevel gear shaft 123, and the bevel gear portion 121 and the bevel gear portion 122 are respectively disposed at two ends of the bevel gear shaft 123. Through the design of the bevel gear, after the transmission between the primary transmission gear 12 and the secondary transmission gear 13, the input power also rotates at a corner, and the input power rotates in a direction perpendicular to the input shaft of the motor 2.
Preferably, both ends of the bevel gear shaft 123 are rotatably disposed in the case 11 through tapered roller bearings 124, and the inner sides of the two tapered roller bearings 124 opposite to each other are provided with elastic retaining rings 125. The elastic collar 125 is used for adjusting the axial position of the bevel gear shaft 123, thereby facilitating the assembly and adjustment between the bevel gear shaft 123 and the case 11.
The secondary transmission gear 13 is used as an adapter between the primary transmission gear 12 and the tertiary transmission gear 14, so that the change of the power transmission direction is realized, and meanwhile, enough axial force is provided for the tertiary transmission gear 14 through a gear ratio, so that the working requirement is met. Therefore, the secondary transmission gear 13 in the present embodiment includes a bevel gear portion 131 engaged with the bevel gear portion 122, a helical gear 132 engaged with the tertiary transmission gear 14, and a secondary gear shaft 133, and the bevel gear portion 131 and the helical gear 132 are disposed at intervals along an axial direction of the secondary gear shaft 133. The bevel gear part 131 is used to cooperate with the bevel gear part 122 to achieve power steering. It is worth to be noted that when the straight-tooth gear is adopted for meshing transmission, each group of teeth are meshed simultaneously when being combined, are separated simultaneously, and advance and retreat simultaneously, so that large noise and large vibration during power transmission can be caused, and the helical gear 132 is larger in bearing capacity and smaller in noise and vibration compared with the straight-tooth gear, so that better use experience can be provided for users.
The three-stage transmission gear 14 in this embodiment further includes an output main shaft 141 perpendicular to the three-stage transmission gear 14, two ends of the output main shaft 141 are rotatably mounted in the case 11 through deep groove ball bearings 142, the output main shaft 141 in this embodiment is a hollow structure, and an external output solid shaft can be mounted in the output main shaft 141 by a flat key, so as to implement a device for transmitting the power of the speed reducer 1 to an external work.
Preferably, the joints between the deep groove ball bearings 142 and the box 11 are provided with elastic check rings 125, and the joints between the two ends of the output main shaft 141 and the box 11 are provided with oil seals 143 for preventing oil leakage. The elastic retainer ring 125 can be used for adjusting the axial position of the three-stage transmission gear 14, so that the output main shaft 141 and the box body 11 can be conveniently assembled and adjusted, and meanwhile, the elastic retainer ring 125 has elasticity, so that the sealing effect of the oil seal 143 is better.
In this embodiment, the box body 11 is further provided with a cover plate 111, the cover plate 111 is formed by aluminum die casting, the cover plate 111 is provided with a ventilation cap 112 for adjusting the internal and external pressure of the box body 11, and the ventilation cap 112 enables the internal and external air pressure of the box body 11 to be conducted.
Preferably, the motor 2 is a permanent magnet synchronous motor 2, and the motor 2 has lower temperature and higher efficiency when in use, so that the service life of the device is prolonged.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. Integrative speed reducer of servo drive accuse, its characterized in that: including the speed reducer, be used for the drive the motor of speed reducer and be used for adjusting the voltage of motor power and the converter of frequency, speed reducer, motor and converter are two liang through the bolt to inserting formula can dismantle the connection and integrate into an organic whole, the motor is established between speed reducer module and converter module, the converter with electric connection between the motor.
2. The servo drive and control integrated speed reducer according to claim 1, wherein: the speed reducer comprises a box body and a plurality of stages of transmission gears, wherein the plurality of stages of transmission gears comprise a first-stage transmission gear, a second-stage transmission gear meshed with the first-stage transmission gear and a third-stage transmission gear meshed with the second-stage transmission gear.
3. The servo drive and control integrated speed reducer according to claim 2, wherein: the input shaft of the motor is fixedly provided with a helical gear, the helical gear is meshed with the first-stage transmission gear, and the helical gear drives the first-stage transmission gear to rotate when rotating.
4. The servo drive and control integrated speed reducer according to claim 3, wherein: the primary transmission gear comprises a bevel gear part, a bevel gear part and a bevel gear shaft, wherein the bevel gear part is used for being meshed with the bevel gear, the bevel gear part is used for being meshed with the secondary transmission gear, and the bevel gear part are respectively arranged at two ends of the bevel gear shaft.
5. The servo drive and control integrated speed reducer according to claim 4, wherein: two ends of the bevel gear shaft are rotatably arranged in the box body through tapered roller bearings, and two opposite inner sides of the tapered roller bearings are provided with elastic check rings.
6. The servo drive and control integrated speed reducer according to claim 4, wherein: the secondary transmission gear comprises a bevel gear part meshed with the bevel gear part, a helical gear meshed with the tertiary transmission gear and a secondary gear shaft, and the bevel gear part and the helical gear are arranged at intervals along the axis direction of the secondary gear shaft.
7. The servo drive and control integrated speed reducer according to claim 2, wherein: the three-stage transmission gear further comprises an output main shaft perpendicular to the three-stage transmission gear, two ends of the output main shaft are rotatably mounted in the box body through deep groove ball bearings, and elastic check rings are arranged at the joint of the deep groove ball bearings and the box body.
8. The servo drive and control integrated speed reducer according to claim 7, wherein: and oil seals for preventing oil leakage are arranged at the joint of the two ends of the output main shaft and the box body.
9. The servo drive and control integrated speed reducer according to claim 2, wherein: the box still is equipped with the apron, the apron adopts aluminium die-casting to form, be equipped with on the apron and be used for adjusting the ventilative cap of external pressure in the box, ventilative cap makes external atmospheric pressure switches on in the box.
10. The servo drive and control integrated speed reducer according to claim 1, wherein: the motor is a permanent magnet synchronous motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110069867.2A CN112780727A (en) | 2021-01-19 | 2021-01-19 | Servo driving and controlling integrated speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110069867.2A CN112780727A (en) | 2021-01-19 | 2021-01-19 | Servo driving and controlling integrated speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112780727A true CN112780727A (en) | 2021-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110069867.2A Pending CN112780727A (en) | 2021-01-19 | 2021-01-19 | Servo driving and controlling integrated speed reducer |
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| Country | Link |
|---|---|
| CN (1) | CN112780727A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114583887A (en) * | 2022-03-21 | 2022-06-03 | 上海茵特格锐科技有限公司 | Driving and controlling integrated speed reducing motor |
-
2021
- 2021-01-19 CN CN202110069867.2A patent/CN112780727A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114583887A (en) * | 2022-03-21 | 2022-06-03 | 上海茵特格锐科技有限公司 | Driving and controlling integrated speed reducing motor |
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