CN111795130A - Real-time gap-eliminating roller oscillating tooth speed reducer - Google Patents
Real-time gap-eliminating roller oscillating tooth speed reducer Download PDFInfo
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- CN111795130A CN111795130A CN202010815450.1A CN202010815450A CN111795130A CN 111795130 A CN111795130 A CN 111795130A CN 202010815450 A CN202010815450 A CN 202010815450A CN 111795130 A CN111795130 A CN 111795130A
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- oscillating tooth
- roller
- roller oscillating
- spring
- shock wave
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 18
- 230000035939 shock Effects 0.000 claims abstract description 41
- 230000008030 elimination Effects 0.000 claims abstract description 8
- 238000003379 elimination reaction Methods 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 abstract description 4
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
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
- F16H49/00—Other gearings
- F16H49/001—Wave gearings, e.g. harmonic drive transmissions
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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
- F16H57/12—Arrangements for adjusting or for taking-up backlash not provided for elsewhere
-
- 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
- F16H57/12—Arrangements for adjusting or for taking-up backlash not provided for elsewhere
- F16H2057/126—Self-adjusting during operation, e.g. by a spring
- F16H2057/127—Self-adjusting during operation, e.g. by a spring using springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention relates to a real-time gap-eliminating roller oscillating tooth speed reducer which comprises a shell, a central wheel, an oscillating tooth frame and an eccentric circular shock wave device, wherein the inner end of the eccentric circular shock wave device is provided with two symmetrical conical eccentric wheels with outer circumferences, the outer end of the eccentric circular shock wave device is provided with a shaft section extending out of the shell, and the inside of the central wheel is meshed with the eccentric circular shock wave device through a roller oscillating tooth structure to form a roller oscillating tooth meshing pair; the roller oscillating teeth are of a conical structure, the two roller oscillating teeth are symmetrically arranged and connected on the spring fixing rod in a penetrating mode, two ends of the spring fixing rod are respectively connected with the two sliding blocks in a penetrating mode, the two sliding blocks are respectively guided and limited in the two guide rails in a radial mode, the two guide rails are radially arranged on the outer circumference of the inner end of the oscillating rack, and springs which are sleeved on the spring fixing rod are respectively arranged between the two sliding blocks and the two roller oscillating teeth and between the two roller oscillating teeth. Aiming at the problem that the elimination clearance of the oscillating teeth is different due to different abrasion degrees of the roller oscillating teeth in the running process, the roller oscillating tooth transmission device has the function of properly compensating the clearance of each roller oscillating tooth transmission device.
Description
Technical Field
The invention relates to a roller oscillating tooth speed reducer.
Technical Field
The roller oscillating tooth reducer is a novel reducer evolved and derived on the basis of a harmonic reducer and a cycloidal pin gear reducer. As a high-performance transmission mechanism, the roller oscillating tooth transmission has the advantages of compact structure, strong bearing capacity and the like, and the research on related problems arouses the common attention of people. However, in the transmission process, the roller oscillating tooth meshing pair is abraded, so that the side clearance of the ruler is caused, the transmission noise is increased, and the transmission performance is influenced.
The double shock wave roller oscillating tooth speed reducer is characterized in that tapered roller oscillating teeth and eccentric circular shock wave devices I and II are arranged symmetrically in a 180-degree phase difference reverse direction, stepped holes are formed in the inner side faces of the eccentric circular shock wave devices I and II, a spring device is arranged through a pin shaft, and the eccentric circular shock wave devices I and II are pushed outwards constantly through the elastic force of the spring I and are tightly attached to the working face of the tapered roller oscillating tooth. Meanwhile, in order to prevent the eccentric circular shock wave devices I and II from being in rigid contact with two sides and losing the function of eliminating backlash, springs II are symmetrically arranged on the outer sides of the eccentric circular shock wave devices I and II. The backlash eliminating mode realizes adjustment by utilizing the axial movement of the shock wave device, but the abrasion condition of each roller oscillating tooth is different, and the distance needing to be adjusted is different, so that a device for properly adjusting each oscillating tooth is needed. The application number is CN 201711497646.5's pendulum rod oscillating tooth reduction gear with crack structure disappears, its centre wheel is the disc that has central through-hole, be equipped with the recess on its one terminal surface, the recess inner wall is the profile of tooth shape, be equipped with on the central through-hole with its coaxial line and outer terminal surface and the central wheel terminal surface parallel and level oval shock wave ware, be equipped with the terminal surface and be less than the central wheel terminal surface and the internal diameter is greater than the shock wave ware major diameter, the ring shape oscillating tooth frame that the external diameter is less than the internal tooth profile on the position between the internal tooth profile of centre wheel and shock wave ware outer peripheral face, the pendulum rod oscillating tooth mainly includes upper and lower component, upper and lower internal component and elastic component, the relative distance of gyro wheel about the pendulum rod oscillating tooth accessible spring elastic deformation produced restoring. The introduction of each roller oscillating tooth backlash elimination device is not referred to in the above studies.
Disclosure of Invention
The invention aims to provide a roller oscillating tooth speed reducer capable of properly compensating the clearance of each roller oscillating tooth transmission device in real time aiming at the problem that the clearance elimination degree of the oscillating teeth is different due to different abrasion degrees of the roller oscillating teeth in the running process.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a real-time gap elimination roller oscillating tooth reduction gear, includes casing, centre wheel, oscillating tooth frame, eccentric circle shock wave ware, and the both ends of casing cross-under oscillating tooth frame and eccentric circle shock wave ware respectively, supports at the inner eccentric circle shock wave ware of oscillating tooth frame inner the meshing cross-under of centre wheel in the casing, its characterized in that: the inner end of the eccentric circular shock wave device is provided with eccentric wheels with two symmetrical conical outer circumferences, the outer end of the eccentric circular shock wave device is provided with a shaft section extending out of the shell, and the inside of the central wheel is engaged with the eccentric circular shock wave device through a roller oscillating tooth structure to form a roller oscillating tooth engagement pair; the roller oscillating tooth structure comprises two roller oscillating teeth and a roller oscillating tooth gap eliminating mechanism, the roller oscillating teeth are of a conical structure, the roller oscillating tooth gap eliminating mechanism comprises a spring fixing rod, a spring and sliding blocks, the two roller oscillating teeth are symmetrically arranged and connected on the spring fixing rod in a penetrating mode, two ends of the spring fixing rod are respectively connected with the two sliding blocks in a penetrating mode, the two sliding blocks are respectively limited in the two guide rails in a radial guiding mode, the two guide rails are radially arranged on the outer circumference of the inner end of the oscillating tooth frame, the two sliding blocks are respectively connected with the two roller oscillating teeth, and springs which are sleeved on the spring fixing rod and tightly abutted to the two roller oscillating teeth are arranged between the two sliding blocks.
Furthermore, the shell comprises a left bearing end cover, a left end cover, a center wheel seat, a right end cover and a right bearing end cover, wherein semicircular grooves which are combined into a complete circle are processed on the circumferential surface of the center wheel seat which is oppositely sleeved with the center wheel, and a cylindrical pin for fixing is arranged in the semicircular grooves.
Furthermore, the eccentric circular shock wave device and the central wheel are symmetrically and conically arranged, and two sides of the movable teeth of the tapered roller are symmetrically meshed with the central wheel and the eccentric circular shock wave device.
Furthermore, the movable rack is provided with communicated tapered slots which are symmetrically distributed and used for placing the roller movable teeth; the side of the conical groove is provided with a square groove for placing a fixed guide rail.
Further, the guide rail is fixed on the square groove, the slider is installed on the guide rail, realize the upper and lower slip in the square groove, the spring fixing rod is fixed on the slider, be equipped with the round hole on the taper roller oscillating tooth, the taper roller oscillating tooth passes the spring fixing rod and places in the bell jar, I symmetric distribution of spring is in the middle of taper roller oscillating tooth and slider, one end pastes tight taper roller oscillating tooth terminal surface, the other end pastes tight slider, spring II places in the middle of two symmetric distribution's taper roller oscillating tooth, both ends paste tight taper roller oscillating tooth terminal surface, spring I and II covers on the spring fixing rod, spring I and spring II all are in compression state, guarantee to have elastic restoring force.
Furthermore, the rigidity of the spring between the two roller movable teeth is greater than the rigidity of the spring between the roller movable teeth and the sliding block, so that the roller movable teeth are pushed to lean inwards.
The roller oscillating tooth gap eliminating mechanism is arranged on the roller oscillating tooth, a mechanism for compensating the gap of each roller oscillating tooth transmission device in real time, a guide rail and a sliding block form a guide rail and sliding block mechanism, and the guide rail and the sliding block are connected with a spring fixing rod to realize the up-and-down movement of the tapered roller oscillating tooth in the operation process; springs distributed between the roller movable teeth and the sliding block push the movable teeth to move in the axial direction by utilizing the restoring force of the springs, so that gap elimination is realized; the spring between the two roller movable teeth prevents the roller movable teeth from being tightly contacted with the eccentric circular shock wave device and the central wheel and being blocked in the operation process.
The speed reducer adopts the roller movable teeth of the conical structure, not only can bear radial force, but also can bear certain axial force, and the clearance elimination can be realized by adjusting the axial position after the roller movable teeth are abraded according to the conical structure of the roller movable teeth. The roller oscillating tooth gap eliminating structure considers that the abrasion degree of each oscillating tooth is different, so that the degree of the gap eliminating of the oscillating tooth is different, the structure realizes the proper adjustment of each oscillating tooth, ensures the meshing of all roller oscillating tooth meshing pairs, and has the characteristics that: the double movable teeth are symmetrically arranged and synchronously rotate; the clearance is eliminated on the roller by utilizing the restoring force of the spring; the inside and outside of the spring are arranged to avoid the dead locking.
Drawings
FIG. 1 is a schematic view of a retarder according to the present invention;
FIG. 2 is a schematic view of a roller oscillating tooth backlash mechanism according to the present invention;
FIG. 3 is an isometric cut-away view of the oscillating rack and roller oscillating tooth backlash elimination mechanism of the present invention;
FIG. 4 is an enlarged view at B in FIG. 3;
FIG. 5 is a schematic view of an eccentric circular shock absorber according to the present invention;
FIG. 6 is a schematic view of a oscillating rack according to the present invention;
FIG. 7 is a schematic illustration of a center wheel according to the present invention;
FIG. 8 is a cross-sectional view A-A of FIG. 7;
fig. 9 is a schematic view of the tapered roller oscillating tooth according to the present invention.
In the figure: 1-movable tooth rack, 2-fastening bolt I, 3-felt ring I, 4-left end bearing cover, 5-bearing I, 6-fastening bolt II, 7-left end cover, 8-center wheel seat, 9-center wheel, 10-right end cover, 11-bearing II, 12-right end bearing cover, 13-felt ring II, 14-eccentric circular shock wave device, 15-fastening bolt III, 16-cylindrical pin, 17-bearing III, 18-guide rail, 19-slide block, 20-tapered roller movable tooth, 21-spring fixed rod, 22-spring II, 23-spring I, 24-square groove and 25-tapered groove.
Detailed Description
The following describes in detail a specific embodiment of a real-time backlash-eliminating roller oscillating tooth reducer according to the present invention with reference to the accompanying drawings:
referring to attached drawings 1 and 2, the real-time gap-eliminating roller oscillating tooth speed reducer comprises an oscillating tooth frame 1, a fastening bolt I2, a felt ring I3, a left end bearing cover 4, a bearing I5, a fastening bolt II 6, a left end cover 7, a center wheel seat 8, a center wheel 9, a right end cover 10, a bearing II 11, a right end bearing cover 12, a felt ring II 13, an eccentric circular shock wave device 14, a fastening bolt III 15, a cylindrical pin 16, a bearing III 17 and a roller oscillating tooth gap eliminating mechanism. The eccentric circle of the eccentric circular shock wave device 14 is in conical symmetry in the figure 5, so as to meet the meshing requirement of tapered roller movable teeth, a shaft section extends outwards from the right end of the eccentric circular shock wave device 14, a bearing II 11 is installed on the shaft section at the right end of the eccentric circular shock wave device 14, a bearing inner ring is axially fixed through a shaft shoulder, a bearing outer ring is axially fixed through a bearing cover 12 at the right end, a felt ring II 13 is installed inside the bearing cover 12 at the right end to play a role in sealing and protecting oil, and the bearing cover 12 at the right end is tightly attached to the right end face of the right end cover 10 and is connected through a fastening. The left end shaft section of the eccentric circular shock wave device 14 is provided with a bearing III 17, the outer ring of the bearing III 17 is arranged in an inner hole at the inner end of the movable rack 1, the bearing outer ring is axially fixed through a shaft shoulder, a plurality of conical grooves are uniformly distributed on the outer circumference of the inner end rack of the movable rack 1, the conical grooves are of a two-cone symmetrical splicing structure and are used for placing a tapered roller movable tooth clearance eliminating mechanism, and two square grooves are machined on two sides of each conical groove and are used for placing a guide rail 18 (see fig. 3, 4 and 6). The movable rack 1 extends outwards to form a shaft section, a bearing I5 is installed, a bearing outer ring is axially fixed on a left end bearing cover 4, a felt ring I3 is installed inside the left end bearing cover 4, the left end bearing cover 4 is installed on the end face of a left end cover 7 through a fastening bolt I2, the left end cover 7 and a right end cover 10 are fixedly connected with a central wheel seat 8 through a fastening bolt II 6, a central wheel 9 is installed inside the central wheel seat 8, see fig. 7 and 8, a complete circular semicircular groove is formed in the sleeving circumference of the central wheel seat 8 and the central wheel 9, a cylindrical pin 16 used for fixing is installed in the semicircular groove, the central wheel 9 is in conical symmetrical distribution and is meshed with a conical roller movable tooth 20, and the conical roller movable tooth 20, an eccentric circular wave exciter 14 and the central wheel 9 form a roller movable tooth meshing pair.
Referring to the attached drawings 2, 3 and 4, a plurality of roller oscillating tooth structures are respectively arranged in a plurality of tapered slots 25 (refer to fig. 6) uniformly distributed on the periphery of the outer circumference of the toothed rack at the inner end of the oscillating toothed rack 1, the roller oscillating tooth structure in fig. 2 comprises two tapered roller oscillating teeth 20 and a roller oscillating tooth clearance eliminating mechanism, the roller oscillating tooth clearance eliminating mechanism comprises a guide rail 18, a sliding block 19, the tapered roller oscillating teeth 20, a spring fixing rod 21, a spring II 22 and a spring I23, the two tapered roller oscillating teeth 20 of the roller oscillating tooth structure are arranged in the tapered slots of the oscillating toothed rack 1, a single tapered roller oscillating tooth structure refers to fig. 9, and the spring fixing rod 21 penetrates through the two tapered roller oscillating teeth 20 which are oppositely arranged to ensure synchronous rotation; two ends of a spring fixing rod 21 are respectively fixedly connected with two sliding blocks 19, the sliding blocks 19 slide up and down on a guide rail 18, and the guide rail 18 is fixed in a square groove of the movable tooth rack 1, so that the movable tooth can move up and down along with the tooth form in the rotating process; the spring fixing rod 21 is sleeved with a spring II 22 and a spring I23, the spring II 22 is located in the middle of the taper roller movable teeth 20 which are symmetrically distributed and attached to the end face of the taper roller movable teeth 20, the spring I23 is located on two sides of the taper roller movable teeth 20, one end of the spring II 22 is attached to the end face of the taper roller movable teeth 20, the other end of the spring II is attached to the sliding block 19, the rigidity of the spring II 22 is larger than that of the spring I23, the spring II 22 and the spring I23 are both in a compression state, elastic restoring force is guaranteed, the taper roller movable teeth 20 are pushed to move axially, gaps are eliminated, meanwhile, over-tight contact is avoided.
The scope of the present invention is not limited to the above description, and variations and modifications according to the technical solution of the present invention by those skilled in the art within the technical scope of the present invention are intended to be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a real-time gap elimination roller oscillating tooth reduction gear, includes casing, centre wheel, oscillating tooth frame, eccentric circle shock wave ware, and the both ends of casing cross-under oscillating tooth frame and eccentric circle shock wave ware respectively, supports at the inner eccentric circle shock wave ware of oscillating tooth frame inner the meshing cross-under of centre wheel in the casing, its characterized in that: the inner end of the eccentric circular shock wave device is provided with eccentric wheels with two symmetrical conical outer circumferences, the outer end of the eccentric circular shock wave device is provided with a shaft section extending out of the shell, and the inside of the central wheel is engaged with the eccentric circular shock wave device through a roller oscillating tooth structure to form a roller oscillating tooth engagement pair; the roller oscillating tooth structure comprises two roller oscillating teeth and a roller oscillating tooth gap eliminating mechanism, the roller oscillating teeth are of a conical structure, the roller oscillating tooth gap eliminating mechanism comprises a spring fixing rod, a spring and sliding blocks, the two roller oscillating teeth are symmetrically arranged and connected on the spring fixing rod in a penetrating mode, two ends of the spring fixing rod are respectively connected with the two sliding blocks in a penetrating mode, the two sliding blocks are respectively limited in the two guide rails in a radial guiding mode, the two guide rails are radially arranged on the outer circumference of the inner end of the oscillating tooth frame, the two sliding blocks are respectively connected with the two roller oscillating teeth, and springs which are sleeved on the spring fixing rod and tightly abutted to the two roller oscillating teeth are arranged between the two sliding blocks.
2. The real-time backlash-eliminating roller oscillating tooth reducer according to claim 1, wherein: the shell comprises a left bearing end cover, a left end cover, a center wheel seat, a right end cover and a right bearing end cover, wherein semicircular grooves which are combined into a complete circle are machined on the circumferential surfaces of the center wheel seat and the center wheel which are oppositely sleeved, and cylindrical pins for fixing are arranged in the semicircular grooves.
3. The real-time backlash-eliminating roller oscillating tooth reducer according to claim 1, wherein: the eccentric circular shock wave device and the central wheel are symmetrically and conically arranged, and two sides of the movable teeth of the tapered roller are symmetrically meshed with the central wheel and the eccentric circular shock wave device.
4. A single shock wave roller oscillating tooth speed reducer with a roller oscillating tooth backlash mechanism according to claim 1, wherein: the movable rack is provided with communicated tapered slots which are symmetrically distributed and used for placing the roller movable teeth; the side of the conical groove is provided with a square groove for placing a fixed guide rail.
5. The single shock wave roller oscillating tooth speed reducer with a roller oscillating tooth backlash mechanism according to claim 4, wherein: the guide rail is fixed on the square groove, the slider is installed on the guide rail, realize the upper and lower slip in the square groove, the spring dead lever is fixed on the slider, be equipped with the round hole on the taper roller oscillating tooth, the taper roller oscillating tooth passes the spring dead lever and places in the bell groove, I symmetric distribution of spring is in the middle of taper roller oscillating tooth and slider, one end pastes tight taper roller oscillating tooth terminal surface, the other end pastes tight slider, spring II is placed in the middle of two symmetric distribution's taper roller oscillating tooth, both ends paste tight taper roller oscillating tooth terminal surface, spring I and II covers on the spring dead lever of spring, spring I and spring II all are in compression state, the assurance has elastic restoring force.
6. The single shock wave roller oscillating tooth speed reducer with a roller oscillating tooth backlash mechanism according to claim 5, wherein: the rigidity of the spring between the two roller movable teeth is greater than the rigidity of the spring between the roller movable teeth and the sliding block, so that the roller movable teeth are pushed to lean inwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010815450.1A CN111795130B (en) | 2020-08-14 | 2020-08-14 | Real-time clearance-eliminating roller oscillating tooth speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010815450.1A CN111795130B (en) | 2020-08-14 | 2020-08-14 | Real-time clearance-eliminating roller oscillating tooth speed reducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111795130A true CN111795130A (en) | 2020-10-20 |
| CN111795130B CN111795130B (en) | 2024-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010815450.1A Active CN111795130B (en) | 2020-08-14 | 2020-08-14 | Real-time clearance-eliminating roller oscillating tooth speed reducer |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603932A (en) * | 2013-11-26 | 2014-02-26 | 燕山大学 | Real-time anti-backlash variable-radius corrugated-toothed reducer |
| US20170002499A1 (en) * | 2014-01-22 | 2017-01-05 | Haier Group Corporation | Washing machine decelerating clutch and washing machine |
| CN106594229A (en) * | 2016-12-27 | 2017-04-26 | 北京龙微智能科技股份有限公司 | Oscillating tooth transmission device and mechanical equipment |
| CN109973614A (en) * | 2019-04-12 | 2019-07-05 | 燕山大学 | A kind of bidifly wave roller oscillating tooth gear retarder with anti-backlash mechanism |
| CN110454552A (en) * | 2019-08-28 | 2019-11-15 | 燕山大学 | A kind of twin-stage plane movable teeth reducer of hollow oscillating tooth carrier coupling |
| CN110486443A (en) * | 2019-08-05 | 2019-11-22 | 燕山大学 | Close active shaft type plane second level movable teeth reducer |
| CN212338082U (en) * | 2020-08-14 | 2021-01-12 | 江苏泰隆减速机股份有限公司 | Real-time gap-eliminating roller oscillating tooth speed reducer |
-
2020
- 2020-08-14 CN CN202010815450.1A patent/CN111795130B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603932A (en) * | 2013-11-26 | 2014-02-26 | 燕山大学 | Real-time anti-backlash variable-radius corrugated-toothed reducer |
| US20170002499A1 (en) * | 2014-01-22 | 2017-01-05 | Haier Group Corporation | Washing machine decelerating clutch and washing machine |
| CN106594229A (en) * | 2016-12-27 | 2017-04-26 | 北京龙微智能科技股份有限公司 | Oscillating tooth transmission device and mechanical equipment |
| CN109973614A (en) * | 2019-04-12 | 2019-07-05 | 燕山大学 | A kind of bidifly wave roller oscillating tooth gear retarder with anti-backlash mechanism |
| CN110486443A (en) * | 2019-08-05 | 2019-11-22 | 燕山大学 | Close active shaft type plane second level movable teeth reducer |
| CN110454552A (en) * | 2019-08-28 | 2019-11-15 | 燕山大学 | A kind of twin-stage plane movable teeth reducer of hollow oscillating tooth carrier coupling |
| CN212338082U (en) * | 2020-08-14 | 2021-01-12 | 江苏泰隆减速机股份有限公司 | Real-time gap-eliminating roller oscillating tooth speed reducer |
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| Publication number | Publication date |
|---|---|
| CN111795130B (en) | 2024-06-07 |
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