CN110725900A - Planetary gear box structure - Google Patents
Planetary gear box structure Download PDFInfo
- Publication number
- CN110725900A CN110725900A CN201911055311.7A CN201911055311A CN110725900A CN 110725900 A CN110725900 A CN 110725900A CN 201911055311 A CN201911055311 A CN 201911055311A CN 110725900 A CN110725900 A CN 110725900A
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- China
- Prior art keywords
- gear
- box body
- gear box
- straight
- sun gear
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- Pending
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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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
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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
- F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
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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
- F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
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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
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0482—Gearings with gears having orbital motion
- F16H57/0486—Gearings with gears having orbital motion with fixed gear ratio
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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
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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
- F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
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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
- F16H2057/02091—Measures for reducing weight of gearbox
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention discloses a planetary gear box structure, which comprises a gear box body, wherein a first sun gear is arranged on the left side inside the gear box body, a rotating shaft is connected between the first sun gear and the middle part of the first sun gear, the left end of the rotating shaft penetrates through the left side wall of the gear box body and is connected with a motor, the rotating shaft is rotatably connected with the left side wall of the gear box body through a bearing, a straight gear groove is formed in the inner wall of the gear box body, a plurality of straight-tooth planetary gears are arranged in the straight gear groove and are meshed with the first sun gear, and the right ends of the straight-tooth planetary gears are connected with first connecting rods Large transmission power range and transmission range, low operation noise and high efficiency.
Description
Technical Field
The invention belongs to the technical field of planetary gears, and particularly relates to a planetary gear box structure.
Background
In addition to being able to rotate about their own axis of rotation (B-B) as a fixed axis gear, the planet gears also rotate about the axes (A-A) of the other gears with a blue carrier (referred to as a planet carrier). Rotation about its own axis is called "rotation", and rotation about the other gear axis is called "revolution", just like a planet in the solar system, and hence its name.
However, the conventional planetary gear box has a complicated mechanism, and does not have the advantages of compact structure, small size, small mass, large carrying capacity, large transmission power range and transmission range, low operation noise, high efficiency, long service life and the like, and improvement is urgently needed to meet the production requirement.
Disclosure of Invention
The invention aims to: the planetary gear box structure is provided for solving the problems that the planetary gear box has no compact structure, small volume, small mass, large bearing capacity, large transmission power range and transmission range, low operation noise, high efficiency and long service life.
The technical scheme adopted by the invention is as follows:
a planetary gearbox structure comprises a gearbox body, wherein a first sun gear is arranged on the left side inside the gearbox body, the middle of the first sun gear is connected with a rotating shaft, the left end of the rotating shaft penetrates through the left side wall of the gear box body and is connected with a motor, the rotating shaft is rotatably connected with the left side wall of the gear box body through a bearing, a straight gear groove is arranged on the inner wall of the gear box body, a plurality of straight-tooth planetary gears are arranged in the straight-tooth gear grooves and are meshed with the first sun gear, the right ends of the straight-tooth planetary gears are connected with first connecting rods, the right ends of the first connecting rods are fixedly connected to a first rotating disc, the right end of the first rotary table is connected with a second sun gear, the motor transmits power to the first sun gear through the rotary shaft, the first sun gear transmits the power to the straight-tooth planetary gear, and the straight-tooth planetary gear transmits the power to the second sun gear.
Wherein, be equipped with the helical gear groove on the right-hand member inner wall of gear box body, the helical gear inslot is equipped with a plurality of skewed tooth planetary gear, the centre of gear box body is equipped with the baffle, the baffle passes through fixed screw connection on gear box body inner wall, the centre of baffle is equipped with the through-hole, second sun gear runs through-hole and skewed tooth planetary gear meshing, skewed tooth planetary gear's right-hand member is connected with the second connecting rod, the right-hand member fixed connection second carousel of second connecting rod, the right-hand member of second carousel is connected with the transmission shaft, transmits power for skewed tooth planetary gear through second sun gear, and the power transmission spreads for the transmission shaft by skewed tooth planetary gear again.
The second sun gear is a helical gear and is convenient to mesh with the helical planetary gear.
The left end of the gear box body is provided with a gasket plate, a plurality of screw holes are formed in the left wall of the gear box body, and the gasket plate penetrates through the screw holes through connecting screws and is connected with a motor.
Wherein, the right end mouth edge of gear box body is equipped with a plurality of draw-in grooves.
The right end of the gear box body is provided with a cover plate, the edge of the cover plate is provided with a plurality of clamping protrusions matched with the clamping grooves, and the cover plate is stably connected to the gear box body through the connection of the clamping protrusions and the clamping grooves.
The middle of the cover plate is provided with a first through hole, and the transmission shaft penetrates through the first through hole, so that the transmission shaft can transmit power conveniently.
And the straight gear groove and the bevel gear groove are internally provided with oil filling holes in a run-through manner, so that lubricating oil is added into the meshed gear set, and the service life of the gear set is prolonged.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, through the transmission relationship of the combination of the matching transmission of the group of straight-tooth planetary gears and the first sun gear and the matching transmission of the group of helical-tooth planetary gears and the second sun gear, the advantages of compact structure, small volume, small mass, large bearing capacity, large transmission power range and transmission range, small operation noise and high efficiency are achieved.
2. According to the gearbox, the cover plate is arranged at the right end of the gearbox body, the clamping protrusions matched with the clamping grooves are arranged at the edge of the cover plate, and the cover plate is stably connected to the gearbox body through the connection of the clamping protrusions and the clamping grooves.
3. The middle of the cover plate is provided with the first through hole, and the transmission shaft penetrates through the first through hole, so that the transmission shaft can transmit power conveniently.
4. The straight gear groove and the bevel gear groove are both provided with oil filling holes in a through mode, and the oil filling holes are used for adding lubricating oil to the meshed gear set, so that the service life of the gear set is prolonged.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a side view of a gearbox body according to the present invention;
FIG. 3 is a schematic view of the structure of the cover plate according to the present invention;
FIG. 4 is a schematic diagram showing the front structure of a straight-tooth planetary gear in the present invention;
FIG. 5 is a schematic diagram of the back side structure of a straight-tooth planetary gear in the present invention;
FIG. 6 is a schematic view showing the structure of a separator in the present invention.
The labels in the figure are: 1. a gear box body; 2. a helical gear groove; 3. fixing screws; 4. a partition plate; 5. a first sun gear; 6. a straight-tooth planetary gear; 7. a screw hole; 8. a bearing; 9. a rotating shaft; 10. a motor; 11. a connecting screw; 12. a shim plate; 13. a straight gear groove; 14. a first connecting rod; 15. a first turntable; 16. a second sun gear; 17. an oil filling hole; 18. a helical planetary gear; 19. a second connecting rod; 20. a second turntable; 21. a drive shaft; 22. a cover plate; 23. a card slot; 24. clamping convex; 25. a first through hole; 26. a second via.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Embodiment one, referring to fig. 1 to 6, a planetary gear box structure includes a gear box body 1, a first sun gear 5 is disposed on the left side of the inside of the gear box body 1, a rotation shaft 9 is connected to the middle of the first sun gear 5, a motor 10 is connected to the left end of the rotation shaft 9 through the left side wall of the gear box body 1, the rotation shaft 9 and the left side wall of the gear box body 1 are rotatably connected through a bearing 8, a straight gear groove 13 is disposed on the inner wall of the gear box body 1, a plurality of straight-tooth planetary gears 6 are disposed in the straight gear groove 13, the straight-tooth planetary gears 6 are engaged with the first sun gear 5, the right ends of the straight-tooth planetary gears 6 are connected to first connection rods 14, the right ends of the first connection rods 14 are fixedly connected to a first rotary disc 15, the right end of the first rotary disc 15 is connected to a second sun gear 16, the motor 10 transmits power to the first sun, the power is transmitted to the spur planetary gear 6 by the first sun gear 5, and then transmitted to the second sun gear 16 by the spur planetary gear 6. Be equipped with skewed tooth groove 2 on the right-hand member inner wall of gear box body 1, be equipped with a plurality of skewed tooth planetary gear 18 in the skewed tooth groove 2, the centre of gear box body 1 is equipped with baffle 4, baffle 4 passes through fixed screw 3 and connects on gear box body 1 inner wall, the centre of baffle 4 is equipped with the through-hole, second sun gear 16 runs through the through-hole and the meshing of skewed tooth planetary gear 18, skewed tooth planetary gear 18's right-hand member is connected with second connecting rod 19, the right-hand member fixed connection second carousel 20 of second connecting rod 19, the right-hand member of second carousel 20 is connected with transmission shaft 21, transmits power for skewed tooth planetary gear 18 through second sun gear 16, and spread for transmission shaft 21 by skewed tooth planetary gear 18 with power transmission again.
Embodiment two, referring to fig. 1 to 6, a planetary gear box structure includes a gear box body 1, a first sun gear 5 is disposed on the left side of the inside of the gear box body 1, a rotation shaft 9 is connected to the first sun gear 5 through an intermediate connection, a motor 10 is connected to the left end of the rotation shaft 9 through the left side wall of the gear box body 1, the rotation shaft 9 and the left side wall of the gear box body 1 are rotatably connected through a bearing 8, a straight gear groove 13 is disposed on the inner wall of the gear box body 1, a plurality of straight-tooth planetary gears 6 are disposed in the straight gear groove 13, the straight-tooth planetary gears 6 are engaged with the first sun gear 5, the right ends of the straight-tooth planetary gears 6 are connected to first connection rods 14, the right ends of the first connection rods 14 are fixedly connected to a first rotary disc 15, the right end of the first rotary disc 15 is connected to a second sun gear 16, the motor 10 transmits power to the first, the power is transmitted to the spur planetary gear 6 by the first sun gear 5, and then transmitted to the second sun gear 16 by the spur planetary gear 6. A bevel gear groove 2 is formed in the inner wall of the right end of the gear box body 1, a plurality of bevel gear planet gears 18 are arranged in the bevel gear groove 2, a partition plate 4 is arranged in the middle of the gear box body 1, the partition plate 4 is connected to the inner wall of the gear box body 1 through a fixing screw 3, a through hole is formed in the middle of the partition plate 4, a second sun gear 16 penetrates through the through hole and is meshed with the bevel gear planet gears 18, a second connecting rod 19 is connected to the right end of the bevel gear planet gears 18, a second rotary table 20 is fixedly connected to the right end of the second connecting rod 19, a transmission shaft 21 is connected to the right end of the second rotary table 20, power is transmitted to the bevel gear planet gears 18 through the second sun gear 16, and then transmitted to the transmission shaft 21 through; the second sun gear 16 is a helical sun gear which is adapted to mesh with the helical planet gears 18. The left end of gear box body 1 is equipped with gasket board 12, be equipped with a plurality of screw holes 7 on the left wall of gear box body 1, gasket board 12 runs through screw hole 7 through connecting screw 11 and is connected with motor 10.
In the third embodiment, referring to fig. 2 to 3, the technical solution is added on the basis of the second embodiment, and the edge of the right port of the gear box body 1 is provided with a plurality of clamping grooves 23. The right end of the gear box body 1 is provided with a cover plate 22, the edge of the cover plate 22 is provided with a plurality of clamping protrusions 24 matched with the clamping grooves 23, and the cover plate 22 is stably connected to the gear box body 1 through the connection of the clamping protrusions 24 and the clamping grooves 23.
In the fourth embodiment, referring to fig. 3, the third embodiment is added with the following technical solution, a first through hole 25 is formed in the middle of the cover plate 22, and the transmission shaft 21 penetrates through the first through hole 25, so that the transmission shaft 21 can transmit power conveniently.
In the fifth embodiment, the following technical scheme is additionally provided on the basis of the fourth embodiment, and oil filling holes 17 are formed in the straight gear groove 13 and the helical gear groove 2 in a penetrating manner and are used for adding lubricating oil to the meshed gear set, so that the service life of the gear set is prolonged.
The working principle is as follows: according to the invention, through the transmission relation of the combination of the matched transmission of the group of straight-tooth planetary gears 6 and the first sun gear 5 and the matched transmission of the group of helical-tooth planetary gears 18 and the second sun gear 16, the advantages of compact structure, small volume, small mass, large bearing capacity, large transmission power range and transmission range, small operation noise and high efficiency are achieved; the edge of the right port of the gear box body 1 is provided with a plurality of clamping grooves 23. A cover plate 22 is arranged at the right end of the gear box body 1, a plurality of clamping protrusions 24 matched with the clamping grooves 23 are arranged at the edge of the cover plate 22, and the cover plate 22 is stably connected to the gear box body 1 through the connection of the clamping protrusions 24 and the clamping grooves 23; referring to the middle of the cover plate 22, a first through hole 25 is formed, and the transmission shaft 21 penetrates through the first through hole 25, so that power can be conveniently transmitted by the transmission shaft 21; and oil filling holes 17 are formed in the straight gear groove 13 and the helical gear groove 2 in a run-through manner and used for adding lubricating oil to the meshed gear set, so that the service life of the gear set is prolonged.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A planetary gearbox structure, includes gearbox body (1), its characterized in that: a first sun gear (5) is arranged on the left side in the gear box body (1), the middle of the first sun gear (5) is connected with a rotating shaft (9), the left end of the rotating shaft (9) penetrates through the left side wall of the gear box body (1) and is connected with a motor (10), the rotating shaft (9) is rotatably connected with the left side wall of the gear box body (1) through a bearing (8), a straight gear groove (13) is arranged on the inner wall of the gear box body (1), a plurality of straight-tooth planetary gears (6) are arranged in the straight gear groove (13), the straight-tooth planetary gear (6) is meshed with the first sun gear (5), the right ends of the straight-tooth planetary gear (6) are connected with first connecting rods (14), the right end of the first connecting rod (14) is fixedly connected to the first turntable (15), the right end of the first rotating disc (15) is connected with a second sun gear (16).
2. An epicyclic gearbox arrangement according to claim 1, wherein: be equipped with helical gear groove (2) on the right-hand member inner wall of gear box body (1), be equipped with a plurality of skewed tooth planetary gear (18) in helical gear groove (2), the centre of gear box body (1) is equipped with baffle (4), baffle (4) are connected on gear box body (1) inner wall through fixed screw (3), the centre of baffle (4) is equipped with the through-hole, second sun gear (16) run through-hole and skewed tooth planetary gear (18) meshing, the right-hand member of skewed tooth planetary gear (18) is connected with second connecting rod (19), right-hand member fixed connection second carousel (20) of second connecting rod (19), the right-hand member of second carousel (20) is connected with transmission shaft (21).
3. An epicyclic gearbox arrangement according to claim 1, wherein: the second sun gear (16) is a helical sun gear.
4. A planetary gearbox arrangement according to claim 3, wherein: the left end of gear box body (1) is equipped with gasket board (12), be equipped with a plurality of screw holes (7) on the left wall of gear box body (1), gasket board (12) run through screw hole (7) through connecting screw (11) and are connected with motor (10).
5. An epicyclic gearbox arrangement according to claim 4, wherein: the edge of the right port of the gear box body (1) is provided with a plurality of clamping grooves (23).
6. An epicyclic gearbox assembly according to any of claims 1 to 5, wherein: and oil filling holes (17) are formed in the straight gear groove (13) and the bevel gear groove (2) in a penetrating manner.
7. An epicyclic gearbox assembly according to claim 6, wherein: the right end of the gear box body (1) is provided with a cover plate (22), and the edge of the cover plate (22) is provided with a plurality of clamping protrusions (24) matched with the clamping grooves (23).
8. An epicyclic gearbox assembly according to claim 7, wherein: the middle of the cover plate (22) is provided with a first through hole (25), and the transmission shaft (21) penetrates through the first through hole (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911055311.7A CN110725900A (en) | 2019-10-31 | 2019-10-31 | Planetary gear box structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911055311.7A CN110725900A (en) | 2019-10-31 | 2019-10-31 | Planetary gear box structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110725900A true CN110725900A (en) | 2020-01-24 |
Family
ID=69223523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911055311.7A Pending CN110725900A (en) | 2019-10-31 | 2019-10-31 | Planetary gear box structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110725900A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204099512U (en) * | 2014-09-22 | 2015-01-14 | 晏月新 | Meat grinder drive mechanism |
| CN206309875U (en) * | 2016-12-28 | 2017-07-07 | 东莞市赛仑特实业有限公司 | One kind is used for automobile power back door gear-box |
| CN206626165U (en) * | 2017-04-01 | 2017-11-10 | 东莞市赛仑特实业有限公司 | For automobile power back door gear-box |
| CN107763171A (en) * | 2016-08-22 | 2018-03-06 | 德昌电机(深圳)有限公司 | A kind of gear ring body, the mechanical reduction gear comprising the gear ring body and the mould for producing the gear ring body |
| CN207393914U (en) * | 2017-10-31 | 2018-05-22 | 浙江泰越机电有限公司 | Epicyclic gearbox |
| CN109340319A (en) * | 2018-10-19 | 2019-02-15 | 东莞市赛仑特实业有限公司 | A kind of A+B gear-box complete machine structure |
| CN209041530U (en) * | 2018-07-31 | 2019-06-28 | 深圳市力辉电机有限公司 | A kind of epicyclic gearbox |
-
2019
- 2019-10-31 CN CN201911055311.7A patent/CN110725900A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204099512U (en) * | 2014-09-22 | 2015-01-14 | 晏月新 | Meat grinder drive mechanism |
| CN107763171A (en) * | 2016-08-22 | 2018-03-06 | 德昌电机(深圳)有限公司 | A kind of gear ring body, the mechanical reduction gear comprising the gear ring body and the mould for producing the gear ring body |
| CN206309875U (en) * | 2016-12-28 | 2017-07-07 | 东莞市赛仑特实业有限公司 | One kind is used for automobile power back door gear-box |
| CN206626165U (en) * | 2017-04-01 | 2017-11-10 | 东莞市赛仑特实业有限公司 | For automobile power back door gear-box |
| CN207393914U (en) * | 2017-10-31 | 2018-05-22 | 浙江泰越机电有限公司 | Epicyclic gearbox |
| CN209041530U (en) * | 2018-07-31 | 2019-06-28 | 深圳市力辉电机有限公司 | A kind of epicyclic gearbox |
| CN109340319A (en) * | 2018-10-19 | 2019-02-15 | 东莞市赛仑特实业有限公司 | A kind of A+B gear-box complete machine structure |
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Application publication date: 20200124 |
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