CN112128349A - Novel rotary disc type planetary reduction gearbox structure - Google Patents
Novel rotary disc type planetary reduction gearbox structure Download PDFInfo
- Publication number
- CN112128349A CN112128349A CN202011167363.6A CN202011167363A CN112128349A CN 112128349 A CN112128349 A CN 112128349A CN 202011167363 A CN202011167363 A CN 202011167363A CN 112128349 A CN112128349 A CN 112128349A
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- CN
- China
- Prior art keywords
- reduction gearbox
- planetary reduction
- shell
- output shaft
- sun gear
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
- B28C5/0831—Drives or drive systems, e.g. toothed racks, winches
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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
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/065—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with a plurality of driving or driven shafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/025—Support of gearboxes, e.g. torque arms, or attachment to other devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02034—Gearboxes combined or connected with electric machines
-
- 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
- F16H2057/02039—Gearboxes for particular applications
Abstract
The invention discloses a novel rotary disk type planetary reduction gearbox structure, which can stably reduce the rotating speed through multi-stage speed reduction, and effectively improve the bearing capacity and impact resistance by adopting a rotary support internal tooth meshing structure in the speed reduction structure; the upper reduction gearbox is independently installed, so that the maintenance is convenient and the cost investment is reduced, and lubricating oil in the gearbox is effectively prevented from being lost under the action of an input shaft oil seal and a second gear shaft bottom oil seal; when the planetary reduction gearbox is connected with the slewing bearing, under the action of the oil seal, lubricating oil in the box body of the planetary reduction gearbox is not lost, and all transmission parts are lubricated and covered, so that the effect of comprehensively protecting the reduction gearbox is achieved, and the service life is prolonged. The novel rotary disk type planetary reduction gearbox structure is reasonable in structure, has the advantages of convenience in use, stable rotating speed, long service life and the like, and effectively solves the problem that a general vertical shaft planetary mixer reduction gearbox is high in production and maintenance cost.
Description
Technical Field
The invention relates to the field of reduction gearbox for concrete mixer, in particular to a novel rotary disk type planetary reduction gearbox structure.
Background
In the known technology, a common vertical shaft planetary mixer reduction gearbox is in a revolution and rotation operation mode, is large in size and complex in structure and consists of an upper part and a lower part, an upper reduction gearbox casing is fixed on a mixer, a lower planetary reduction gearbox rotates to generate revolution and rotation, an input part can be completed only by adopting a large motor and a plurality of groups of planetary speed changes, and development cost and maintenance cost are greatly increased.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the problems, the novel rotary disk type planetary reduction gearbox structure is provided, has the advantages of reasonable structure, convenient use, stable rotating speed, long service life and the like, and effectively solves the problem of high production and maintenance cost of the reduction gearbox of the common vertical shaft planetary mixer.
The technical scheme adopted by the invention for solving the technical problems is as follows: a novel rotary disk type planetary reduction gearbox structure comprises an upper reduction gearbox and a planetary reduction gearbox, wherein the planetary reduction gearbox comprises a sun gear fixing shell, a slewing bearing, a planetary reduction gearbox upper shell, a planetary reduction gearbox lower shell, an output shaft fixing end cover, an output shaft, a sun gear and a tapered roller bearing;
the slewing bearing comprises a circular outer ring, an inner gear ring and balls, wherein the inner gear ring is sleeved in the circular outer ring, and the balls are arranged between the inner gear ring and the circular outer ring to enable the inner gear ring and the circular outer ring to be mutually rotatably connected;
the circular outer ring is connected with the sun gear fixing shell through a bolt, the inner gear ring is connected with the upper end face of the planetary reduction gearbox upper shell through a bolt, the lower end of the planetary reduction gearbox upper shell is fixedly connected with the upper end of the planetary reduction gearbox lower shell through a bolt, and the lower end of the planetary reduction gearbox lower shell is fixedly connected with the output shaft fixing end cover through a bolt;
the planetary reduction gearbox upper shell, the output shaft fixed end cover and the planetary reduction gearbox lower shell form a cavity which is provided with two output shafts, two sun gears and a sun gear in a bilateral symmetry rotation way, wherein the two sun gears are respectively arranged on the two output shafts, and the two sun gears are respectively connected with the sun gear in a meshing way; the middle part of the sun gear fixing shell is provided with a downward extending annular steel ring, and the lower end of the annular steel ring is connected with the sun gear through a bolt;
the upper reduction gearbox is of a cylindrical structure, a connecting flange is arranged at the upper end of the upper reduction gearbox and used for being connected with a motor, and a connecting flange is arranged at the lower end of the upper reduction gearbox and used for being connected with an upper reduction gearbox mounting positioning seat in an installing mode; an input pinion is arranged on an output shaft of the upper reduction gearbox, and the input pinion penetrates through the sun gear fixing shell to be in meshed connection with the inner gear ring.
Furthermore, two ends of the output shaft are respectively connected with the upper shell of the planetary reduction gearbox and the lower shell of the planetary reduction gearbox through fixed tapered roller bearings in a rotating way,
furthermore, output shaft gaskets are arranged at the positions, close to the tapered roller bearings, of the two ends of the output shaft.
Furthermore, a second oil seal is arranged on the output shaft fixing end cover.
Furthermore, the top of the inner gear ring is provided with a slewing bearing sealing groove, a first oil seal is arranged in the slewing bearing sealing groove, and the ruffle on the first oil seal inclines towards the middle in a one-way mode to prevent oil leakage.
Furthermore, a plurality of upper reduction gearbox mounting positioning seats can be arranged on the sun gear fixing shell and correspondingly connected with a plurality of motors and upper reduction gearboxes.
Furthermore, the bottom of the lower shell of the planetary reduction gearbox is provided with a plurality of bosses (29) connected with the stirring arms.
Furthermore, a groove is formed in the middle of the bottom of the boss and used for being matched with and positioned on the protrusion on the stirring arm, and bolt hole positions are formed in two sides of the groove and used for being connected with the stirring arm through bolts.
The invention has the beneficial effects that: a novel rotary disk type planetary reduction gearbox structure can stably reduce the rotating speed through multi-stage speed reduction, and a rotary support internal tooth meshing structure is adopted in the speed reduction structure, so that the bearing capacity and impact force resistance are effectively improved; the upper reduction gearbox is independently installed, so that the maintenance is convenient and the cost investment is reduced, and lubricating oil in the gearbox is effectively prevented from being lost under the action of an input shaft oil seal and a second gear shaft bottom oil seal; when the planetary reduction gearbox is connected with the slewing bearing, under the action of the oil seal, lubricating oil in the box body of the planetary reduction gearbox is not lost, and all transmission parts are lubricated and covered, so that the effect of comprehensively protecting the reduction gearbox is achieved, and the service life is prolonged; the structure is reasonable, the device has the advantages of convenient use, stable rotating speed, long service life and the like, and the problem of high production and maintenance cost of the reduction gearbox of the common vertical shaft planetary mixer is effectively solved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic cross-sectional structure view of a novel rotary disk type planetary reduction gearbox structure of the invention;
FIG. 2 is an enlarged schematic view of the novel rotary disk type planetary reduction gearbox structure at the position A;
FIG. 3 is a schematic view of the connection of the upper reduction gearbox and the lower reduction gearbox of the novel rotary disk type planetary reduction gearbox structure of the invention;
FIG. 4 is a schematic diagram of a single input profile of a novel rotary disk type planetary reduction gearbox configuration of the present invention;
FIG. 5 is a schematic diagram of the dual input profile of a novel rotary disk type planetary reduction gearbox structure according to the invention;
FIG. 6 is a schematic diagram of the three-input profile of the novel rotary disk type planetary reduction gearbox structure of the invention.
The scores in the figures are as follows:
1. the planetary gearbox comprises an upper gearbox, 2, a sun gear fixing shell, 3, a slewing bearing, 4, an output shaft, 5, a tapered roller bearing, 6, a planetary gearbox upper shell, 7, a planetary gearbox lower shell, 8, a sun gear, 9, an output shaft fixing end cover, 10, an output shaft gasket, 11, a second oil seal, 12, a sun gear, 13, a ventilation cover with an oil level, 22, a circular outer ring, 23, an inner gear ring, 24, balls, 25, an input pinion, 26, a first oil seal, 27, a slewing bearing sealing groove, 28, an upper gearbox mounting positioning seat, 29, a boss, 20, a planetary gearbox and 21, an annular steel ring.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1 to 6, the novel rotary disk type planetary reduction gearbox structure comprises an upper reduction gearbox 1 and a planetary reduction gearbox 20, wherein the planetary reduction gearbox 20 comprises a sun gear fixing shell 2, a slewing bearing 3, a planetary reduction gearbox upper shell 6, a planetary reduction gearbox lower shell 7, an output shaft fixing end cover 9, an output shaft 4, a sun gear 12, a sun gear 8 and a tapered roller bearing 5.
The slewing bearing 3 comprises a circular outer ring 22, an inner gear ring 23 and balls 24, wherein the inner gear ring 23 is sleeved in the circular outer ring 22, the balls 24 are arranged between the inner gear ring 23 and the circular outer ring 22, and sliding grooves for containing the balls 24 are respectively arranged on the surfaces of the inner gear ring 23 and the circular outer ring 22 on which the balls are arranged, so that the inner gear ring 23 and the circular outer ring 22 are mutually and rotatably connected.
The circular outer ring 22 is in bolted connection with the sun gear fixing shell 2, the inner gear ring 23 is in bolted connection with the upper end face of the planetary reduction gearbox upper shell 6, the lower end of the planetary reduction gearbox upper shell 6 is in bolted connection and fixation with the upper end of the planetary reduction gearbox lower shell 7, and the lower end of the planetary reduction gearbox lower shell 7 is in bolted connection and fixation with the output shaft fixing end cover 9.
Two output shafts 4, two sun gears 8 and a sun gear 12 are symmetrically arranged in a cavity formed by the upper shell 6 of the planetary reduction gearbox, the fixed end cover 9 of the output shaft and the lower shell 7 of the planetary reduction gearbox in a left-right rotating mode, wherein the two sun gears 8 are respectively arranged on the two output shafts 4, and the two sun gears 8 are respectively in meshed connection with the sun gear 12; the middle part of the sun gear fixing shell 2 is provided with an annular steel ring 21 extending downwards, and the lower end of the annular steel ring 21 is connected with the sun gear 12 through a bolt.
In a possible embodiment, the annular steel ring 21 is a hollow structure, so that the weight is reduced on the basis of ensuring the structural strength.
The upper reduction gearbox 1 is of a cylindrical structure, the upper end of the upper reduction gearbox 1 is provided with a connecting flange for connecting a motor, and the lower end of the upper reduction gearbox 1 is provided with a connecting flange for mounting and connecting with the upper reduction gearbox mounting positioning seat 28; the internal structure of the reducer belongs to a conventional reducer structure and belongs to the prior art, so that the details are not repeated.
An input pinion 25 is arranged on an output shaft of the upper reduction gearbox 1, and the input pinion 25 penetrates through the sun gear fixing shell 2 to be in meshed connection with the inner gear ring 23.
Two ends of the output shaft 4 are respectively rotatably connected with the planetary reduction gearbox upper shell 6 and the planetary reduction gearbox lower shell 7 through the fixed tapered roller bearing 5, and output shaft gaskets 10 are arranged at the positions, close to the tapered roller bearing 5, of the two ends of the output shaft 4.
And a second oil seal 11 is arranged on the output shaft fixing end cover 9.
The top of the inner gear ring 23 is provided with a slewing bearing sealing groove 27, a first oil seal 26 is arranged in the slewing bearing sealing groove 27, and the ruffle on the first oil seal 26 inclines towards the middle in a one-way manner to prevent oil leakage.
The sun gear fixing shell 2 can be provided with a plurality of upper reduction gearbox mounting positioning seats 28 which are correspondingly connected with a plurality of motors and the upper reduction gearbox 1.
The bottom of the lower shell 7 of the planetary reduction gearbox is provided with a plurality of bosses 29 connected with the stirring arms, the middle positions of the bottoms of the bosses 29 are provided with grooves used for being matched and positioned with the protrusions on the stirring arms, and two sides of each groove are provided with bolt hole sites used for being connected with the stirring arms through bolts.
The annular steel ring is of a hollow structure, and the upper shell of the planetary reduction gearbox is further provided with a ventilation cover 13 with an oil level.
When the invention is operated, an external motor is aligned and limited with the flange plate of the upper reduction gearbox, the motor drives the input shaft of the upper reduction gearbox to rotate, through speed reduction, the output gear shaft of the upper reduction gearbox drives the lower end of an input pinion 25 to be meshed with the inner gear ring 23 of the slewing bearing 3 and drives the inner annular steel ring 21 of the slewing bearing 3 to rotate to form speed reduction, and the sun gear fixing shell 2 and the sun gear 12 connected with the circular outer ring 22 of the slewing bearing 3 do not rotate. An inner gear ring 23 of the slewing bearing 3 drives an upper shell 6 of the planetary reduction gearbox and a lower shell 7 of the planetary reduction gearbox to rotate to form revolution, a sun gear 8 rotates along the outer ring of a sun gear 12 to form deceleration, the sun gear 8 drives an output shaft 4 to rotate, and the bottom of the output shaft 4 is connected with a stirring arm, so that the stirring arm forms self-rotation around the central axis of the output shaft 4.
The novel rotary disk type planetary reduction gearbox structure is reasonable in structure, the rotating speed can be stably reduced through multi-stage speed reduction, and the rotary support internal tooth meshing structure is adopted in the speed reduction structure, so that the bearing capacity and impact resistance are effectively improved; the upper reduction gearbox is independently installed, so that the maintenance is convenient and the cost investment is reduced, and lubricating oil in the gearbox is effectively prevented from being lost under the action of an input shaft oil seal and a second gear shaft bottom oil seal; when the planetary reduction gearbox is connected with the slewing bearing, under the action of the oil seal, lubricating oil in the box body of the planetary reduction gearbox is not lost, and all transmission parts are lubricated and covered, so that the effect of comprehensively protecting the reduction gearbox is achieved, and the service life is prolonged; the structure is reasonable, the device has the advantages of convenient use, stable rotating speed, long service life and the like, and the problem of high production and maintenance cost of the reduction gearbox of the common vertical shaft planetary mixer is effectively solved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides a novel gyration disk planet reducing gear box structure which characterized by: the planetary reduction gearbox comprises an upper reduction gearbox (1) and a planetary reduction gearbox (20), wherein the planetary reduction gearbox (20) comprises a sun gear fixed shell (2), a slewing bearing (3), a planetary reduction gearbox upper shell (6), a planetary reduction gearbox lower shell (7), an output shaft fixed end cover (9), an output shaft (4), a sun gear (12), a sun gear (8) and a tapered roller bearing (5);
the slewing bearing (3) comprises a circular outer ring (22), an inner gear ring (23) and balls (24), the inner gear ring (23) is sleeved in the circular outer ring (22), and the balls (24) are arranged between the inner gear ring (23) and the circular outer ring (22) to enable the inner gear ring (23) and the circular outer ring (22) to be mutually connected in a rotating manner;
the circular outer ring (22) is in bolted connection with the sun gear fixing shell (2), the inner gear ring (23) is in bolted connection with the upper end face of the planetary reduction gearbox upper shell (6), the lower end of the planetary reduction gearbox upper shell (6) is in bolted connection and fixation with the upper end of the planetary reduction gearbox lower shell (7), and the lower end of the planetary reduction gearbox lower shell (7) is in bolted connection and fixation with the output shaft fixing end cover (9);
the planetary reduction gearbox upper shell (6), the output shaft fixed end cover (9) and the planetary reduction gearbox lower shell (7) form a cavity, two output shafts (4), two sun gears (8) and one sun gear (12) are symmetrically arranged in a left-right rotating mode, the two sun gears (8) are respectively arranged on the two output shafts (4), and the two sun gears (8) are respectively in meshed connection with the sun gear (12); the middle part of the sun gear fixing shell (2) is provided with a downward extending annular steel ring (21), and the lower end of the annular steel ring (21) is connected with the sun gear (12) through a bolt;
the upper reduction gearbox (1) is of a cylindrical structure, the upper end of the upper reduction gearbox (1) is provided with a connecting flange for connecting a motor, and the lower end of the upper reduction gearbox (1) is provided with a connecting flange for mounting and connecting with an upper reduction gearbox mounting and positioning seat (28); an input pinion (25) is arranged on an output shaft of the upper reduction gearbox (1), and the input pinion (25) penetrates through the sun gear fixing shell (2) to be in meshed connection with the inner gear ring (23).
2. The novel rotary disk type planetary reduction gearbox structure as claimed in claim 1, wherein: and two ends of the output shaft (4) are respectively and rotatably connected with an upper shell (6) of the planetary reduction gearbox and a lower shell (7) of the planetary reduction gearbox through a fixed tapered roller bearing (5).
3. A novel rotary disk type planetary reduction gearbox structure according to claim 2, characterized in that: and output shaft gaskets (10) are arranged at the positions, close to the tapered roller bearings (5), of the two ends of the output shaft (4).
4. The novel rotary disk type planetary reduction gearbox structure as claimed in claim 1, wherein: and a second oil seal (11) is arranged on the output shaft fixing end cover (9).
5. The novel rotary disk type planetary reduction gearbox structure as claimed in claim 1, wherein: the top of the inner gear ring (23) is provided with a slewing bearing sealing groove (27), a first oil seal (26) is arranged in the slewing bearing sealing groove (27), and the hem on the first oil seal (26) inclines towards the middle in a one-way mode to prevent oil leakage.
6. The novel rotary disk type planetary reduction gearbox structure as claimed in claim 1, wherein: the sun gear fixing shell (2) can be provided with a plurality of upper reduction gearbox mounting positioning seats (28) which are correspondingly connected with a plurality of motors and the upper reduction gearbox (1).
7. The novel rotary disk type planetary reduction gearbox structure as claimed in claim 1, wherein: the bottom of the lower shell (7) of the planetary reduction gearbox is provided with a plurality of bosses (29) connected with the stirring arms.
8. The novel rotary disk type planetary reduction gearbox structure as claimed in claim 7, wherein: the middle position of the bottom of the boss (29) is provided with a groove for matching and positioning with a bulge on the stirring arm, and two sides of the groove are provided with bolt hole positions for connecting with the stirring arm through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011167363.6A CN112128349A (en) | 2020-10-28 | 2020-10-28 | Novel rotary disc type planetary reduction gearbox structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011167363.6A CN112128349A (en) | 2020-10-28 | 2020-10-28 | Novel rotary disc type planetary reduction gearbox structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112128349A true CN112128349A (en) | 2020-12-25 |
Family
ID=73852864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011167363.6A Pending CN112128349A (en) | 2020-10-28 | 2020-10-28 | Novel rotary disc type planetary reduction gearbox structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112128349A (en) |
-
2020
- 2020-10-28 CN CN202011167363.6A patent/CN112128349A/en active Pending
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