CN213711673U - Quick butt-joint structure of motor and speed reducer - Google Patents
Quick butt-joint structure of motor and speed reducer Download PDFInfo
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- CN213711673U CN213711673U CN202022421915.3U CN202022421915U CN213711673U CN 213711673 U CN213711673 U CN 213711673U CN 202022421915 U CN202022421915 U CN 202022421915U CN 213711673 U CN213711673 U CN 213711673U
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Abstract
The utility model discloses a quick butt joint structure of a motor and a speed reducer, which comprises a quick change component connected with the motor, a fixed component assembled on the speed reducer and a guide component for assisting the butt joint of the quick change component and the fixed component; the quick-change assembly comprises a gear shaft connected to an output shaft of the motor, an upper outer gear fixedly mounted at the lower end of the gear shaft and an inner gear ring sleeved outside the upper outer gear and meshed with the upper outer gear; the fixed component comprises a lower outer gear fixedly arranged on an input shaft of the speed reducer, and the lower outer gear can be meshed with the inner gear ring; the inner gear ring can float up and down, and is meshed with the upper outer gear and the lower outer gear to realize mechanical butt joint when the inner gear ring floats downwards. By applying the quick butt joint structure of the motor and the speed reducer, the whole butt joint process does not need to disassemble and assemble screws or flanges, and the operation is simple and quick.
Description
Technical Field
The utility model relates to an automatic change mechanical technical field, especially relate to a quick butt-joint structural of motor and speed reducer.
Background
At present, mechanical butt joint modes between a motor and a speed reducer comprise flange connection, belt transmission connection or coupling connection. The mechanical butt joint mode is in the installation or motor replacement process, the operation steps are complex, the consumed time is long, and the requirement for quick replacement of the motor cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a motor and quick butt joint structure of speed reducer to the defect that traditional machinery butt joint mode can not satisfy the quick replacement demand among the prior art.
For realizing the utility model discloses a technical scheme that the purpose adopted is:
a quick butt joint structure of a motor and a speed reducer comprises a quick-change component connected with the motor, a fixing component assembled on the speed reducer and a guide component assisting the quick-change component in butt joint with the fixing component;
the quick-change assembly comprises a gear shaft coaxially connected to an output shaft of the motor, an upper outer gear coaxially and fixedly installed at the lower end of the gear shaft, and an inner gear ring which is vertically sleeved outside the upper outer gear in a floating manner through the installation assembly and is meshed with the upper outer gear;
the fixed component comprises a lower outer gear which is coaxially and fixedly arranged on an input shaft of the speed reducer, and the lower outer gear can be meshed with the inner gear ring;
when the inner gear ring floats downwards, the inner gear ring is meshed with the upper outer gear and the lower outer gear simultaneously to realize mechanical butt joint of the motor and the speed reducer.
In the above technical scheme, the gear shaft and the motor output shaft are connected through a coupling.
In the technical scheme, the mounting assembly comprises a compression spring sleeved on the gear shaft and a clamping ring mounted on the inner wall of the upper end of the inner gear ring; the compression spring is positioned between the coupler and the inner gear ring; the inner diameter of the clamping ring is smaller than the outer diameter of the upper external gear so as to prevent the inner gear ring from falling off.
In the above technical scheme, the guide assembly includes a guide sleeve fixed on the motor and coaxially arranged with the motor output shaft, and a positioning outer sleeve fixed on the speed reducer and coaxially arranged with the speed reducer input shaft, and an opening at the upper end of the positioning outer sleeve is used for the guide sleeve to be inserted downwards to realize axial positioning.
In the technical scheme, the outer diameter of the guide sleeve and the inner diameter of the positioning outer sleeve are reduced from top to bottom.
In the above technical solution, the positioning outer sleeve is provided with a plurality of elastic plungers arranged in an annular matrix, and each elastic plunger is located in a radial direction of the positioning outer sleeve.
In the above technical scheme, the guide assembly further comprises a positioning pin mounted on the outer side wall of the guide sleeve and a positioning groove arranged on the positioning outer sleeve and used for inserting the positioning pin, and the positioning pin is inserted into the positioning groove to realize circumferential positioning.
In the above technical scheme, the positioning groove is a funnel-shaped groove with a flared top.
In the technical scheme, the positioning outer sleeve is fixedly mounted on the speed reducer through the first mounting plate.
In the technical scheme, the motor speed reducer further comprises an aerial plug assembly used for electric connection, wherein the aerial plug assembly comprises an aerial plug assembly connected to the side face of the motor shell in a sliding mode through a sliding assembly and an aerial socket fixedly installed on the speed reducer.
In the technical scheme, the aerial plug assembly comprises an operation board used for pressing or lifting, a clamping board and an aerial plug clamped between the operation board and the clamping board, and the clamping board is slidably mounted on the side surface of the motor shell through a sliding assembly.
In the above technical solution, the sliding assembly includes a sliding rail vertically installed on the side surface of the motor housing and a sliding block installed on the side surface of the clamping plate, and the sliding block slides up and down along the sliding rail.
In the technical scheme, the aerial plug socket is fixedly installed on the speed reducer through the second installation plate.
In another aspect of the present invention, in the mechanical docking method of the rapid docking structure for the motor and the speed reducer, the motor is held by hand or clamped by a manipulator and positioned right above the speed reducer for docking, and before docking, the upper half part of the inner gear ring is engaged with the upper outer gear;
in the butt joint process, under the guiding action of the guiding component, the inner gear ring and the lower outer gear have the same axle center;
when the inner gear ring is precisely butted with the lower outer gear downwards, the inner gear ring is simultaneously meshed with the upper outer gear and the lower outer gear to complete mechanical butt joint;
when the inner gear ring cannot be accurately butted with the lower outer gear downwards, the inner gear ring floats upwards under the resistance action of the lower outer gear; after the motor is started, when the upper external gear and the inner gear ring rotate to an angle capable of being accurately butted with the lower external gear, the inner gear ring automatically slides downwards to be meshed with the lower external gear, and mechanical connection is completed.
In the technical scheme, after the guide assembly is in butt joint, the aerial plug is driven to be in butt joint with the aerial socket downwards by pressing the operation board.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model provides a pair of quick butt joint structure of motor and speed reducer, include the quick change subassembly that is connected with the motor and assemble fixed subassembly and the assistance on the speed reducer the direction subassembly of quick change subassembly and fixed subassembly butt joint. The inner gear ring is meshed with the upper gear shaft and the lower gear shaft simultaneously to realize butt joint of the motor and the speed reducer. In the butt joint process, the guide assembly guides the rear inner gear ring to float up and down under the action of the compression spring to realize automatic meshing. The manual intervention in the butt joint process is less, the automation degree is higher, and the rapid butt joint of the motor and the speed reducer is met.
2. The utility model provides a pair of quick butt-joint structural of motor and speed reducer, the external diameter of uide bushing and the internal diameter of location overcoat diminish by last to lower ladder, and the constant head tank is the funnel-shaped groove of top flaring. The guide sleeve and the positioning outer sleeve are gradually adapted and matched in the guide installation process, and the guide installation of the guide sleeve and the positioning outer sleeve is more convenient.
3. The utility model provides a pair of quick butt joint structure of motor and speed reducer, the navigation plug subassembly that inserts the subassembly and include sliding connection at the navigation plug subassembly and the fixed mounting of motor housing side insert the socket on the speed reducer. Under the guide effect of the guide assembly, the aerial plug in the aerial plug assembly is located right above the aerial socket, the aerial plug and the aerial socket can be plugged by pressing the operating panel, the operation is simple, and the requirement for rapid butt joint is met.
Drawings
Fig. 1 is a general structural schematic diagram of a quick butt joint structure of a motor and a speed reducer;
FIG. 2 is a schematic structural diagram of a motor and a reducer quick docking structure after docking;
FIG. 3 is a cross-sectional view of the quick-change assembly;
FIG. 4 is a schematic structural view of the aviation plug assembly;
fig. 5 is a structural composition of the fixing member.
In the figure: 3-motor, 4-motor shell, 10-coupler, 11-gear shaft, 12-spring, 13-upper external gear, 14-internal gear, 15-guide sleeve, 16-positioning pin, 17-aviation plug, 18-operation plate, 19-slide block, 20-guide rail, 21-clamping block, 25-lower external gear, 26-positioning outer sleeve, 27-elastic plunger, 28-aviation plug socket, 29-reducer, 30-reducer input shaft, 31-reducer output shaft, 32-positioning groove, 33-first mounting plate, 36-clamping plate and 37-second mounting plate.
Detailed Description
The present invention will be described in further detail with reference to specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A quick butt joint structure of a motor and a speed reducer comprises a quick-change component connected with the motor, a fixing component assembled on the speed reducer and a guide component assisting the quick-change component in butt joint with the fixing component;
the quick-change assembly comprises a gear shaft 11 connected to an output shaft of the motor 3 through a coupler 10, an upper outer gear 13 fixedly installed at the lower end of the gear shaft 11, and an inner gear ring 14 which is vertically sleeved outside the upper outer gear 13 in a floating manner through an installation assembly and is meshed with the upper outer gear 13; the mounting assembly comprises a compression spring 12 sleeved on the gear shaft 11 and a clamping ring mounted on the inner wall of the upper end of the inner gear ring 14; the compression spring 12 is positioned between the coupler 10 and the inner gear ring 14; the inner diameter of the collar is smaller than the outer diameter of the upper external gear 13 to prevent the inner gear ring 14 from falling off;
the fixed component comprises a lower external gear 25 fixedly arranged on an input shaft 30 of the speed reducer, and the lower external gear 25 can be meshed with the inner gear ring 14; the tooth surface height of the inner gear ring 14 is slightly larger than the sum of the tooth surface heights of the upper external gear 13 and the lower external gear 25, and the inner gear ring can be meshed with the upper external gear 13 and the lower external gear 25 simultaneously;
the gear shaft 11 is sleeved with a compression spring 12, the compression spring 12 is positioned between the coupler 10 and the inner gear ring 14, so that the inner gear ring 14 can float up and down relative to the upper outer gear 13, and when the inner gear ring 14 floats down, the inner gear ring is engaged with the upper outer gear 13 and the lower outer gear 25 to realize mechanical butt joint.
The butt joint method of the quick butt joint structure of the motor and the speed reducer comprises the following steps:
the handheld or manipulator clamping motor is positioned right above the speed reducer for butt joint. Before butt joint, the upper half part of the inner gear ring 14 is meshed with the upper outer gear 13 under the action of a spring 12; in the butt joint process, under the guiding action of the guiding component, the inner gear ring 14 and the lower outer gear 25 are coaxial; when the inner gear ring 14 is precisely meshed with the lower outer gear 25 downwards, the inner gear ring 14 is meshed with the upper outer gear 13 and the lower outer gear 25 simultaneously under the action of the spring 12 to complete mechanical butt joint; when the inner gear ring 14 cannot be precisely butted with the lower outer gear 25 downwards, the inner gear ring 14 floats upwards under the resistance of the lower outer gear 25; after the motor is started, when the upper external gear 13 and the inner gear ring 14 rotate to an angle capable of being precisely butted with the lower external gear 25, the inner gear ring 14 automatically slides downwards under the action of the compression spring 12 to be meshed with the lower external gear 25, and the mechanical connection is completed.
When the inner gear ring 14 and the lower outer gear 25 are detached, the motor is held by hand or clamped by a manipulator upwards.
Example 2
This embodiment is described with reference to embodiment 1.
The guide assembly comprises a guide sleeve 15 and a positioning outer sleeve 26, the guide sleeve 15 and the output shaft of the motor 3 are coaxially arranged, the positioning outer sleeve 26 and the input shaft 30 of the speed reducer are coaxially arranged, the upper end of the positioning outer sleeve 26 is open, and the guide sleeve 15 is downwards inserted into the positioning outer sleeve 26 to achieve axial positioning.
The quick-change assembly in the embodiment 1 is positioned in the inner cavity of the guide sleeve 15, and the lower edges of the upper external gear 13 and the inner gear ring 14 are lower than the lower edge of the guide sleeve 15; the positioning outer sleeve 26 is fixedly mounted on the speed reducer 29 through a first mounting plate 33.
Preferably, the outer diameter of the guide sleeve 15 and the inner diameter of the positioning outer sleeve 26 are both reduced in steps from top to bottom. The positioning groove 32 is a funnel-shaped groove with a flared top. This structure can make uide bushing 15 insert location overcoat 26 and locating pin 16 insert the constant head tank 32 in-process, realizes progressively adjusting final accurate location, more is applicable to the manipulator installation.
Preferably, the positioning sleeve is provided with an elastic plunger 27, which generates pressure and friction with the outer side surface of the guide sleeve 15 to prevent the guide sleeve 15 from sliding upwards.
Preferably, the guide assembly further comprises a positioning pin 16 mounted on the outer side wall of the guide sleeve 15 and four positioning grooves 32 formed in the positioning outer sleeve 26 for inserting the positioning pin 16, wherein the positioning pin 16 is inserted into the positioning grooves 32 to realize circumferential positioning. Axial positioning may suffice for docking of the quick-change assembly with the fixed assembly, but circumferential positioning may also be required if other docking is required (e.g. docking of the aerial plug assembly) or to keep the overall structure consistent after docking.
Example 3
This embodiment is described with reference to embodiment 2.
The aerial plug assembly is used for electric connection and comprises an aerial plug assembly which is connected to the side face of the motor shell 4 in a sliding mode through a sliding assembly and an aerial socket 28 which is fixedly installed on the speed reducer 29.
The aviation plug assembly comprises an operating plate 18 used for pressing or lifting, a clamping plate 36 and two aviation plugs 17 clamped between the operating plate 18 and the clamping plate 36, wherein the operating plate 18 and the clamping plate 36 are connected through bolts, and the clamping plate 36 is slidably mounted on the side surface of the motor shell 4 through a sliding assembly. The sliding assembly comprises a guide rail 20 vertically installed on the side surface of the motor shell 4 and a sliding block 19 installed on the side surface of the clamping plate 36, and the sliding block 19 slides up and down along the guide rail 20.
The aerial sockets 28 are mounted on a second mounting plate 37, the second mounting plate 37 being horizontally connected to the first mounting plate 33.
According to the docking method of the aerial plug assembly, after the guide assembly is docked, the aerial plug is driven to be downwards docked with the aerial socket by pressing the operation plate 18. When removed, the operating panel 18 is lifted to drive the aerial plug 17 upwardly away from the aerial socket 28.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (13)
1. A quick butt joint structure of a motor and a speed reducer is characterized by comprising a quick-change component connected with the motor, a fixing component assembled on the speed reducer and a guide component assisting the quick-change component in butt joint with the fixing component;
the quick-change assembly comprises a gear shaft coaxially connected to an output shaft of the motor, an upper outer gear coaxially and fixedly installed at the lower end of the gear shaft, and an inner gear ring which is vertically sleeved outside the upper outer gear in a floating manner through the installation assembly and is meshed with the upper outer gear;
the fixed component comprises a lower outer gear which is coaxially and fixedly arranged on an input shaft of the speed reducer, and the lower outer gear can be meshed with the inner gear ring;
when the inner gear ring floats downwards, the inner gear ring is meshed with the upper outer gear and the lower outer gear simultaneously to realize mechanical butt joint of the motor and the speed reducer.
2. The motor and reducer quick butt joint structure of claim 1, wherein the gear shaft and the motor output shaft are connected by a coupling.
3. The motor and reducer quick butt joint structure of claim 2, wherein the mounting assembly comprises a compression spring sleeved on the gear shaft and a collar mounted on the inner wall of the upper end of the inner gear ring; the compression spring is positioned between the coupler and the inner gear ring; the inner diameter of the clamping ring is smaller than the outer diameter of the upper external gear so as to prevent the inner gear ring from falling off.
4. The rapid butt joint structure of the motor and the speed reducer as claimed in claim 1, wherein the guiding assembly comprises a guiding sleeve fixed on the motor and coaxially arranged with the output shaft of the motor, and a positioning outer sleeve fixed on the speed reducer and coaxially arranged with the input shaft of the speed reducer, and an opening at the upper end of the positioning outer sleeve is used for the guiding sleeve to be inserted downwards to realize axial positioning.
5. The quick butt joint structure of the motor and the speed reducer as claimed in claim 4, wherein the outer diameter of the guide sleeve and the inner diameter of the positioning outer sleeve are both reduced from top to bottom.
6. The rapid butt joint structure of the motor and the reducer as claimed in claim 5, wherein a plurality of elastic plungers are disposed on the positioning housing in an annular matrix, and each elastic plunger is located in a radial direction of the positioning housing.
7. The motor and reducer quick-docking structure according to claim 4, wherein the guide assembly further comprises a positioning pin mounted on an outer side wall of the guide sleeve and a positioning groove provided on the positioning outer sleeve for the positioning pin to be inserted into, and the positioning pin is inserted into the positioning groove to achieve circumferential positioning.
8. The motor and reducer quick-docking structure of claim 7, wherein the positioning groove is a funnel-shaped groove with a flared top.
9. The motor and reducer quick-docking structure of claim 8, wherein the positioning sleeve is fixedly mounted on the reducer by a first mounting plate.
10. The rapid motor and reducer docking structure of claim 7, further comprising an aerial plug assembly for electrical connection, wherein the aerial plug assembly comprises an aerial plug assembly slidably connected to a side surface of the motor housing through a sliding assembly, and an aerial socket fixedly mounted on the reducer.
11. The motor and reducer quick-docking structure of claim 10, wherein the aerial plug assembly comprises an operating plate for pressing or lifting, a clamping plate, and an aerial plug clamped between the operating plate and the clamping plate, and the clamping plate is slidably mounted on a side surface of the motor housing through a sliding assembly.
12. The motor and reducer quick-docking structure of claim 11, wherein the sliding assembly includes a sliding rail vertically mounted on a side surface of the motor housing and a slider mounted on a side surface of the clamping plate, the slider sliding up and down along the sliding rail.
13. The rapid motor and reducer docking structure of claim 10, wherein the aerial socket is fixedly mounted on the reducer through a second mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022421915.3U CN213711673U (en) | 2020-10-27 | 2020-10-27 | Quick butt-joint structure of motor and speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022421915.3U CN213711673U (en) | 2020-10-27 | 2020-10-27 | Quick butt-joint structure of motor and speed reducer |
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| Publication Number | Publication Date |
|---|---|
| CN213711673U true CN213711673U (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022421915.3U Active CN213711673U (en) | 2020-10-27 | 2020-10-27 | Quick butt-joint structure of motor and speed reducer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483810A (en) * | 2020-10-27 | 2022-05-13 | 核工业理化工程研究院 | Rapid butt joint structure and method for motor and speed reducer |
| CN114967023A (en) * | 2022-04-26 | 2022-08-30 | 核工业理化工程研究院 | Quick-release type precision driving assembly and electric optical adjusting frame and adjusting method thereof |
-
2020
- 2020-10-27 CN CN202022421915.3U patent/CN213711673U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483810A (en) * | 2020-10-27 | 2022-05-13 | 核工业理化工程研究院 | Rapid butt joint structure and method for motor and speed reducer |
| CN114967023A (en) * | 2022-04-26 | 2022-08-30 | 核工业理化工程研究院 | Quick-release type precision driving assembly and electric optical adjusting frame and adjusting method thereof |
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