CN204878644U - No gear reducer - Google Patents
No gear reducer Download PDFInfo
- Publication number
- CN204878644U CN204878644U CN201520558936.6U CN201520558936U CN204878644U CN 204878644 U CN204878644 U CN 204878644U CN 201520558936 U CN201520558936 U CN 201520558936U CN 204878644 U CN204878644 U CN 204878644U
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- driven member
- wheel body
- driving
- output shaft
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Abstract
The utility model discloses a no gear reducer, including outer wheel body, motor, driving part and follower, the driving part cover is solid outside the output shaft of motor, and the follower is provided with a plurality of, each follower along the circumference orientation spacer ring of driving part around distributing, and each follower all with driving part transmission coordination, outer wheel body is hollow structure, and it is internal that the foreign steamer is all located to motor, driving part and follower, and driving part and each above -mentioned follower all are the round platform structure, and above -mentioned foreign steamer internal be equipped with with the driving ring of foreign steamer body coupling, in each above -mentioned follower was in above -mentioned driving ring, above -mentioned follower pressed from both sides and closely pastes between above -mentioned driving part and above -mentioned driving ring. Compared with the prior art, the mode that adopts face and face contact realizes the transmission coordination of driving part and follower and follower and driving ring, can reach best transmission and does not slide the mistake to can make wearing and tearing reduce to minimum, greatly reduced adopt two gear drive's coefficient of friction, keep away and overall structure compact, reduced the volume of reduction gear greatly.
Description
Technical field
The utility model relates to a kind of retarder.
Background technique
The individual components that retarder is a kind of gear transmission by being enclosed in stiff case, worm drive, pinion-endless screw transmission form, is commonly used for the speed reduction gearing between driving link and working machine.Between prime mover and working machine or actuator, play coupling rotating speed and transmitting torque, apply very extensive in modern mechanical.As everyone knows, existing retarder is generally utilize the drive of gear and gear to reach the object of deceleration, concrete structure is: the driving gear of the little number of teeth of electronic drive rotates, driving gear outer gearing has the driven gear of several more numbers of teeth, some moving gears are together meshed with an outer wheel body, outer wheel body is driven slowly to rotate, the final object realizing slowing down.This retarder has larger friction factor because of engaging between gear with gear, takes often to add a large amount of lubricant oil and carry out oilgear during use, and use comparatively inconvenient, separately, motor is arranged on outer wheel body, and overall volume is general comparatively to exist.
In view of this, the present inventor furthers investigate the problems referred to above, then produces in this case.
Model utility content
It is little that the purpose of this utility model is to provide a kind of overall volume, and without the need to adding the non-gear speed reducer of a large amount of lubricant oil.
The technical solution of the utility model is such: a kind of non-gear speed reducer, comprise outer wheel body, motor, driving link and driven member, driving link is fixed in outside the output shaft of motor, driven member is provided with several, each driven member is along the circumferential direction spacer ring of driving link around distribution, and each driven member all coordinates with driving link transmission; Above-mentioned outer wheel body is hollow structure, above-mentioned motor, driving link and driven member are all located in the hollow chamber of above-mentioned outer wheel body, above-mentioned driving link and each above-mentioned driven member are all in frustum cone structure, and in above-mentioned outer wheel body, be provided with the driving ring be connected with outer wheel body, each above-mentioned driven member is in above-mentioned driving ring, and above-mentioned driven member clamping is closely connected between above-mentioned driving link and above-mentioned driving ring.
With the axial direction of motor output shaft for above-below direction, above-mentioned motor is two output shaft electric machines with the first output shaft and the second output shaft, be provided with power supply machine in the hollow chamber of above-mentioned outer wheel body and be installed on interior shell, above-mentioned first output shaft extends upward outside above-mentioned outer casing top surface, above-mentioned second output shaft extends downward the bottom surface place of shell, and be rotatably arranged on shell by installing bearing, above-mentioned driving link, driving ring and each above-mentioned driven member are all in above above-mentioned shell, above-mentioned driving link is fixed in outside above-mentioned first output shaft, each above-mentioned driven member is installed in rotation on above-mentioned shell by wheel shaft, above-mentioned shell is fixedly installed.
The frustum cone structure of each above-mentioned driven member all in from top to bottom flaring, above-mentioned driving link is in by the frustum cone structure descending convergent above, and the inner side surface of above-mentioned driving ring is the conical surface of from top to bottom flaring.
The outer side wall of above-mentioned outer wheel body is provided with the stationary axle be oppositely arranged, and the axis at the longitudinal place of two stationary axle parallels with the axis at the longitudinal place of motor output shaft.
Above-mentioned driving ring is arranged with installation cavity, on the madial wall of above-mentioned outer wheel body, projection is flush-mounted in the positioning block installed in cavity.
After adopting technique scheme, a kind of non-gear speed reducer of the present utility model, because driven member clamping is closely connected between driving link and driving ring, driven member and driving link are frustum cone structure, like this, utilize driven member and driving link to be ramp structure with contacting of driving ring, the contact friction force between face and face is utilized to make the rotation of driving link drive driven member, the rotation of driven member drives driving ring to rotate again, the rotation of driving ring and then outer wheel body can be made together to rotate, and reaches the object of deceleration.Compared with prior art, the mode that employing face contacts with face coordinates with the transmission of driving ring to realize driving link with driven member and driven member, best transmission can be reached and do not slide mistake, and wearing and tearing can be made to reduce to minimum, greatly reduce the gear-driven friction factor of employing two, avoiding tradition to adopt gear to move causes the large need of gearing friction coefficient add a large amount of lubricant oil and cause awkward problem, simultaneously, motor, driven member and driving link are all arranged in outer wheel body, compact overall structure, reduces the volume of retarder greatly.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is of the present utility model bowing to schematic diagram.
Embodiment
A kind of non-gear speed reducer of the present utility model, comprise outer wheel body 1, motor 2, driving link 3 and driven member 4, this outer wheel body 1 is in hollow structure, this motor 2, driving link 3 and driven member 4 are all arranged in the hollow chamber of outer wheel body 1, the outer side wall of outer wheel body 1 is provided with the stationary axle 11 being in and being oppositely arranged, the axis at the two longitudinal places of stationary axle 11 parallels with the axis at the longitudinal place of motor 2 output shaft, this motor 2 accumbency is arranged, in the hollow chamber of this outer wheel body 1, power supply machine 2 is placed in interior shell 5, this shell 5 is fixedly installed, the peripheral components secure fit of itself and retarder to be used, this motor 2 is for having two output shaft electric machines of the first output shaft 21 and the second output shaft 22, first output shaft 21 and the second output shaft 22 are on same straight line, with the axial direction of motor 2 output shaft for upper and lower, first output shaft 21 extends upward outside the end face of shell 5, by being arranged on, installation bearing 51 on shell 5 is rotating to be arranged on shell 5 second output shaft 22, driving link 3 is fixed in outside the first output shaft 21, driven member 4 is provided with several, this example example is for three, each driven member 4 along the circumferential direction spacer ring of driving link 3 around distribution, and each driven member 4 all coordinates with driving link 3 transmission, preferably: this driving link 3 is wheel body, and be the frustum cone structure of from top to bottom flaring, each driven member 4 is wheel body, and be the round junction structure of from top to bottom convergent, each driven member 4 is installed in rotation on shell 5 by wheel 41 axle, and together with the partial portion of each driven member 4 side fits tightly with the partial portion of driving link 3 outer side wall, driving ring 6 is provided with in this outer wheel body 1, namely driving ring 6 is arranged with installation cavity, on the madial wall of outer wheel body 1, projection is flush-mounted in the positioning block 12 installed in cavity, this driving ring 6 is in the top of shell 5, each driven member 4 is all in this driving ring 6, the inner side surface of driving ring 6 is the conical surface of from top to bottom flaring, and together with the partial portion of each driven member 4 opposite side fits tightly with the partial portion of driving ring 6 madial wall, namely each driven member 4 all clamps closely connected between driving link 3 and driving ring 6.
A kind of non-gear speed reducer of the present utility model, because driven member 4 coordinates with driving link 3 is closely connected, each driven member 4 coordinates with driving ring 6 is closely connected, driving ring 6 coordinates with outer wheel body 1 is closely connected, like this, when utilizing the contact friction force between face and face to make motor 2 drive driving link 3 to rotate, driving link 3 can drive each driven member 4 together to rotate, the rotation of each driven member 4 drives driving ring 6 to rotate again, the rotation of driving ring 6 and then outer wheel body 1 can be made together to rotate, and reaches the object of deceleration.And the surface of contact of the surface of contact of driven member 4 and driving link 3 and driven member 4 and driving ring 6 is all in inclined-plane, area of contact is large, driving link 3 can be made to coordinate with driven member 4 and the transmission between driven member 4 with driving ring 6 reach best transmission and slidingly to lose, and wearing and tearing can be made to reduce to minimum, greatly reduce the gear-driven friction factor of employing two, avoiding tradition to adopt gear to move causes the large need of gearing friction coefficient add a large amount of lubricant oil and cause awkward problem, simultaneously, utilize peculiar structure of the present utility model can make motor 2, driving link 3 and each driven member 4 all can be arranged in outer wheel body 1, compact overall structure, greatly reduce the volume of retarder.
Non-gear speed reducer of the present utility model, in use, if need driving force be increased, only need to be arranged with a driving wheel outside wheel body 1 outside, by being clamped in the transition wheel between driving wheel and outer wheel body between this driving wheel and outer wheel body, and transition wheel is the same with the fit system of driven member and driving ring with the fit system of outer wheel body with driving wheel, like this, driving force can be increased, volume is without the need to too much increase, can the object of reaching miniaturization, when avoiding tradition to adopt gear transmission mode to increase driving force, a whole volume will inevitably increase the volume of a gear, the object of miniaturization cannot be reached.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present utility model.
Claims (5)
1. a non-gear speed reducer, comprise outer wheel body, motor, driving link and driven member, driving link is fixed in outside the output shaft of motor, and driven member is provided with several, each driven member is along the circumferential direction spacer ring of driving link around distribution, and each driven member all coordinates with driving link transmission; It is characterized in that: above-mentioned outer wheel body is hollow structure, above-mentioned motor, driving link and driven member are all located in the hollow chamber of above-mentioned outer wheel body, above-mentioned driving link and each above-mentioned driven member are all in frustum cone structure, and in above-mentioned outer wheel body, be provided with the driving ring be connected with outer wheel body, each above-mentioned driven member is in above-mentioned driving ring, and above-mentioned driven member clamping is closely connected between above-mentioned driving link and above-mentioned driving ring.
2. a kind of non-gear speed reducer according to claim 1, it is characterized in that: with the axial direction of motor output shaft for above-below direction, above-mentioned motor is two output shaft electric machines with the first output shaft and the second output shaft, be provided with power supply machine in the hollow chamber of above-mentioned outer wheel body and be installed on interior shell, above-mentioned first output shaft extends upward outside above-mentioned outer casing top surface, above-mentioned second output shaft extends downward the bottom surface place of shell, and be rotatably arranged on shell by installing bearing, above-mentioned driving link, driving ring and each above-mentioned driven member are all in above above-mentioned shell, above-mentioned driving link is fixed in outside above-mentioned first output shaft, each above-mentioned driven member is installed in rotation on above-mentioned shell by wheel shaft, above-mentioned shell is fixedly installed.
3. a kind of non-gear speed reducer according to claim 2, it is characterized in that: the frustum cone structure of each above-mentioned driven member all in from top to bottom flaring, above-mentioned driving link is that the inner side surface of above-mentioned driving ring is the conical surface of from top to bottom flaring by the frustum cone structure descending convergent above.
4. a kind of non-gear speed reducer according to claim 1, is characterized in that: the outer side wall of above-mentioned outer wheel body is provided with the stationary axle be oppositely arranged, and the axis at the longitudinal place of two stationary axle parallels with the axis at the longitudinal place of motor output shaft.
5. a kind of non-gear speed reducer according to claim 1, is characterized in that: above-mentioned driving ring is arranged with installation cavity, and on the madial wall of above-mentioned outer wheel body, projection is flush-mounted in the positioning block installed in cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520558936.6U CN204878644U (en) | 2015-07-29 | 2015-07-29 | No gear reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520558936.6U CN204878644U (en) | 2015-07-29 | 2015-07-29 | No gear reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204878644U true CN204878644U (en) | 2015-12-16 |
Family
ID=54823019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520558936.6U Expired - Fee Related CN204878644U (en) | 2015-07-29 | 2015-07-29 | No gear reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204878644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110573771A (en) * | 2017-02-06 | 2019-12-13 | 无轨道驾驶公司 | Gearless speed reducer |
-
2015
- 2015-07-29 CN CN201520558936.6U patent/CN204878644U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110573771A (en) * | 2017-02-06 | 2019-12-13 | 无轨道驾驶公司 | Gearless speed reducer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20200729 |