CN110715039A - Damping device of planetary gear reducer - Google Patents
Damping device of planetary gear reducer Download PDFInfo
- Publication number
- CN110715039A CN110715039A CN201911032954.XA CN201911032954A CN110715039A CN 110715039 A CN110715039 A CN 110715039A CN 201911032954 A CN201911032954 A CN 201911032954A CN 110715039 A CN110715039 A CN 110715039A
- Authority
- CN
- China
- Prior art keywords
- mounting groove
- motor
- damping device
- planetary gear
- mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- F16H57/0006—Vibration-damping or noise reducing means specially adapted for gearings
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/50—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members
- F16D3/70—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members comprising elastic elements arranged in holes in one coupling part and surrounding pins on the other coupling part
-
- 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
- F16H57/0018—Shaft assemblies for gearings
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Retarders (AREA)
Abstract
The invention relates to the technical field of speed reducers, and provides a damping device of a planetary gear speed reducer, wherein the planetary gear speed reducer comprises a motor and a primary gear, the primary gear is provided with a first mounting groove and a second mounting groove, the damping device comprises a transmission frame arranged at the end part of a main shaft of the motor, the right end of the transmission frame is provided with a first mounting shaft correspondingly connected with the first mounting groove and a second mounting shaft correspondingly connected with the second mounting groove, a first elastic piece is tightly arranged between the first mounting shaft and the first mounting groove, and a second elastic piece is tightly arranged between the second mounting shaft and the second mounting groove. The invention utilizes the damping device to make the primary gear and the motor shaft into a split structure, has compact structure, supports the connection between the primary gear and the motor by arranging the transmission frame, is favorable for reducing the vibration of the motor to the primary gear when the motor runs at high speed, and can be convenient for the primary gear to be replaced in time when the primary gear is damaged by the split structure.
Description
Technical Field
The invention relates to the technical field of speed reducers, in particular to a damping device of a planetary gear speed reducer.
Background
In the prior art, a primary gear and a motor shaft are integrated in a planetary gear reducer, the noise of the planetary gear reducer is mainly caused by the vibration of the motor and the primary gear, and the replacement of the primary gear is troublesome after the primary gear is damaged. Therefore, how to design a damping device which can reduce the vibration of the motor and the primary gear and realize convenient replacement of the primary gear is a technical problem which needs to be solved urgently in the industry.
Disclosure of Invention
In order to solve the above problems, the present invention provides a damping device for a planetary gear reducer.
The purpose of the invention is realized by adopting the following technical scheme:
the invention provides a damping device of a planetary gear speed reducer, which comprises a motor and a primary gear, wherein the primary gear is provided with a first mounting groove and a second mounting groove, the damping device comprises a transmission frame arranged at the end part of a main shaft of the motor, the right end of the transmission frame is provided with a first mounting shaft correspondingly connected with the first mounting groove and a second mounting shaft correspondingly connected with the second mounting groove, the first mounting shaft and the second mounting shaft are symmetrically arranged relative to the central shaft of the transmission frame, a first elastic element is tightly arranged between the first mounting shaft and the first mounting groove, and a second elastic element is tightly arranged between the second mounting shaft and the second mounting groove.
In an implementation mode, a channel is arranged at the center of the transmission frame, and a threaded gear used for being in threaded fit connection with a spindle of the motor is arranged on the channel.
In one possible implementation, the first and second elastic members are both made of a rubber material.
In one implementation manner, the first mounting shaft and the second mounting shaft are both provided with a limiting portion for limiting axial movement of the primary gear.
In one implementation, the ends of the first and second mounting shafts are both provided with threads for connection with bolts.
The invention has the beneficial effects that: the invention utilizes the damping device, changes the structure that the primary gear and the motor shaft are integrated into a whole at a high speed stage of the planetary gear speed reducer in the prior art into a split type, has compact structure, supports the connection between the primary gear and the motor by arranging the transmission frame, is favorable for reducing the vibration brought to the primary gear when the motor runs at a high speed, and can facilitate the timely replacement of the primary gear when the primary gear is damaged by the split type structure, thereby having reasonable design, practicality and convenience.
Drawings
The invention is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be obtained on the basis of the following drawings without inventive effort.
Fig. 1 is a schematic structural diagram of a damping device of a planetary gear reducer, a motor and a primary gear in connection with an exemplary embodiment of the present invention.
Reference numerals:
motor 1, one-level gear 2, first mounting groove 3, second mounting groove 4, driving frame 5, first installation axle 6, second installation axle 7, first elastic component 8, second elastic component 9, spacing part 10, bolt 11.
Detailed Description
The invention is further described with reference to the following examples.
Referring to fig. 1, an embodiment of the present invention provides a damping device for a planetary gear reducer, where the planetary gear reducer includes a motor 1 and a primary gear 2, the primary gear 2 is provided with a first mounting groove 3 and a second mounting groove 4, the damping device includes a transmission frame 5 mounted at a main shaft end of the motor 1, a first mounting shaft 6 correspondingly connected to the first mounting groove 3 and a second mounting shaft 7 correspondingly connected to the second mounting groove 4 are provided at a right end of the transmission frame 5, the first mounting shaft 6 and the second mounting shaft 7 are symmetrically arranged with respect to a central axis of the transmission frame 5, a first elastic member 8 is tightly disposed between the first mounting shaft 6 and the first mounting groove 3, and a second elastic member 9 is tightly disposed between the second mounting shaft 7 and the second mounting groove 4.
The first mounting shaft 6 and the second mounting shaft 7 are both provided with a limiting part 10 for limiting the axial movement of the first-stage gear 2. The ends of the first mounting shaft 6 and the second mounting shaft 7 are both provided with threads for connecting with bolts 11. Through the setting of spacing part 10 and screw thread, can restrict 2 axial displacement of one-level gear for the transmission is more steady, and vibrations are little.
According to the embodiment of the invention, the structure that the primary gear 2 and the motor 1 shaft are integrated at a high speed stage of the planetary gear speed reducer in the prior art is changed into a split type through the damping device, the connection between the primary gear 2 and the motor 1 is supported in a mode of arranging the transmission frame 5, so that the vibration of the motor 1 to the primary gear 2 during high-speed operation is favorably reduced, and the split type structure can facilitate the timely replacement of the primary gear 2 during damage, and is reasonable in design, practical and convenient.
In an implementation manner, a channel is arranged at the center of the transmission frame 5, and a threaded gear for being in threaded fit connection with a main shaft of the motor 1 is arranged on the channel. This example installs driving frame 5 on the main shaft of motor 1 through this connection structure, simple structure, and it is convenient to install. The transmission frame 5 can be mounted on the main shaft of the motor 1 by other connecting structures, but the embodiment is not limited to this.
In one possible way, the first elastic element 8 and the second elastic element 9 are both made of rubber material. Through first elastic component 8 and second elastic component 9, can reduce the vibrations of one-level gear 2 at the during operation, play the guard action to one-level gear 2.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. The utility model provides a damping device of planetary gear speed reducer, planetary gear speed reducer includes motor and one-level gear, characterized by, the one-level gear is equipped with first mounting groove and second mounting groove, damping device is including installing the transmission frame of the main shaft tip of motor, the right-hand member of transmission frame be equipped with first mounting groove correspond the first installation axle of connecting and with the second mounting groove corresponds the second installation axle of connecting, first installation axle and second installation axle are about the center pin symmetry of transmission frame sets up, first installation axle with closely set up first elastic component between the first mounting groove, the second installation axle with closely set up the second elastic component between the second mounting groove.
2. The damping device of a planetary gear reducer as defined in claim 1, wherein a passage is provided at a center of the transmission frame, and a threaded gear for screw-coupling with a main shaft of the motor is provided on the passage.
3. The damper device according to claim 1, wherein the first elastic member and the second elastic member are made of a rubber material.
4. A damper of a planetary gear reducer as claimed in any one of claims 1 to 3, wherein the first mounting shaft and the second mounting shaft are provided with a stopper portion for restricting axial movement of the primary gear.
5. The damping device for the planetary gear reducer as defined in claim 4, wherein the first mounting shaft and the second mounting shaft are provided at ends thereof with threads for connection with bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911032954.XA CN110715039A (en) | 2019-10-28 | 2019-10-28 | Damping device of planetary gear reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911032954.XA CN110715039A (en) | 2019-10-28 | 2019-10-28 | Damping device of planetary gear reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110715039A true CN110715039A (en) | 2020-01-21 |
Family
ID=69214439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911032954.XA Pending CN110715039A (en) | 2019-10-28 | 2019-10-28 | Damping device of planetary gear reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110715039A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1051999A (en) * | 1996-08-06 | 1998-02-20 | Sumitomo Heavy Ind Ltd | Geared motor adopting inner-gearing planetary gear structure |
| CN1553065A (en) * | 2003-12-18 | 2004-12-08 | 董祥义 | Noise-reducing gear |
| CN201513542U (en) * | 2009-09-24 | 2010-06-23 | 烟台珍珠机械有限公司 | Speed reducer of slewing mechanism for planet gear |
| CN204168056U (en) * | 2014-10-30 | 2015-02-18 | 深圳市何唯精工科技有限公司 | A kind of syndeton of micro-planetary gear reducing motor |
| CN205479290U (en) * | 2016-03-17 | 2016-08-17 | 颜远兴 | Excavator bridge hub reduction's planetary gear and connection structure of planet wheel carrier |
| CN107104549A (en) * | 2017-06-26 | 2017-08-29 | 江苏欧邦电机制造有限公司 | A kind of planetary reduction gear motor of the compact conformation with shock-absorbing function |
| CN206702354U (en) * | 2017-04-27 | 2017-12-05 | 重庆新永精密合金有限公司 | Gear teeth frock |
| CN206754320U (en) * | 2016-11-14 | 2017-12-15 | 湖南电气职业技术学院 | A kind of damper gear on car deceleration device |
| CN108425959A (en) * | 2018-04-20 | 2018-08-21 | 盐城市金洲机械制造有限公司 | A kind of detachable automobile-used gear-box of gear |
-
2019
- 2019-10-28 CN CN201911032954.XA patent/CN110715039A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1051999A (en) * | 1996-08-06 | 1998-02-20 | Sumitomo Heavy Ind Ltd | Geared motor adopting inner-gearing planetary gear structure |
| CN1553065A (en) * | 2003-12-18 | 2004-12-08 | 董祥义 | Noise-reducing gear |
| CN201513542U (en) * | 2009-09-24 | 2010-06-23 | 烟台珍珠机械有限公司 | Speed reducer of slewing mechanism for planet gear |
| CN204168056U (en) * | 2014-10-30 | 2015-02-18 | 深圳市何唯精工科技有限公司 | A kind of syndeton of micro-planetary gear reducing motor |
| CN205479290U (en) * | 2016-03-17 | 2016-08-17 | 颜远兴 | Excavator bridge hub reduction's planetary gear and connection structure of planet wheel carrier |
| CN206754320U (en) * | 2016-11-14 | 2017-12-15 | 湖南电气职业技术学院 | A kind of damper gear on car deceleration device |
| CN206702354U (en) * | 2017-04-27 | 2017-12-05 | 重庆新永精密合金有限公司 | Gear teeth frock |
| CN107104549A (en) * | 2017-06-26 | 2017-08-29 | 江苏欧邦电机制造有限公司 | A kind of planetary reduction gear motor of the compact conformation with shock-absorbing function |
| CN108425959A (en) * | 2018-04-20 | 2018-08-21 | 盐城市金洲机械制造有限公司 | A kind of detachable automobile-used gear-box of gear |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105479238A (en) | Lead screw lock nut anti-loosen structure | |
| CN110715039A (en) | Damping device of planetary gear reducer | |
| CN203962715U (en) | The coupling that a kind of self-alignment is anti-offset | |
| CN104786181B (en) | A kind of efficiently twisting has | |
| CN205898456U (en) | Axial loading assembly of wheel hub bearing testing machine | |
| CN206220156U (en) | A kind of engineering machinery vibration damping connection device | |
| CN107339318A (en) | A kind of controllable dry-friction damping bearing of damping force | |
| CN203867925U (en) | Fan and air conditioning | |
| CN209687935U (en) | Bearing seat assembly and system of vehicle transmission mechanism | |
| CN201461717U (en) | Pulley shaft | |
| CN208153650U (en) | A kind of opening synchronous belt power dual-support structure | |
| CN205290498U (en) | Lead screw lock nut anti loosening structure | |
| KR20090062261A (en) | Transmission mounting unit for vehicles | |
| CN206217195U (en) | A kind of fiber is compiled around pultrusion pipeline hauling machine | |
| CN215111627U (en) | Noise and vibration control equipment | |
| EP2232097B1 (en) | Vibration-insulating fastening apparatus | |
| CN204525300U (en) | A kind of efficient stubborn tool | |
| CN220037209U (en) | Shaft head nut for fixing driving half shaft | |
| CN204961080U (en) | Motor head wheel train | |
| CN103527752A (en) | Flexible driving connecting mechanism | |
| CN205590929U (en) | Sewing machine's swing lever | |
| CN203294991U (en) | Coupling structure | |
| CN201307804Y (en) | Motor vibration damping device and motor driving device | |
| CN212672262U (en) | Experimental coupling shaft of reduction gear | |
| CN207585908U (en) | A kind of one axis intermediate supports test mechanism of speed changer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200121 |
|
| RJ01 | Rejection of invention patent application after publication |