CN213117318U - Staggered-tooth planetary reducer - Google Patents
Staggered-tooth planetary reducer Download PDFInfo
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- CN213117318U CN213117318U CN202020497395.1U CN202020497395U CN213117318U CN 213117318 U CN213117318 U CN 213117318U CN 202020497395 U CN202020497395 U CN 202020497395U CN 213117318 U CN213117318 U CN 213117318U
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Abstract
The utility model relates to a staggered teeth planetary reducer, which comprises a casing; the primary planet carrier is fixed at one end in the machine shell, and one surface of the primary planet carrier, which is far away from one end of the machine shell, is provided with a plurality of primary planet gears; the second-stage planet carrier is rotatably arranged in the machine shell, one surface of the second-stage planet carrier, which is close to one end of the machine shell, is provided with a plurality of second-stage planet gears, and the sizes and the tooth numbers of the first-stage planet gears and the second-stage planet gears are different; the internal gear is rotatably arranged in the shell; the input shaft is coaxially arranged in the internal gear, the rotation center of the secondary planet carrier is superposed with the axis of the input shaft, a first input shaft gear and a second input shaft gear which are different in size and tooth number are coaxially arranged on the input shaft along the axial direction of the input shaft, the primary planet gear is respectively meshed with the first input shaft gear and the internal gear, and the secondary planet gear is respectively meshed with the second input shaft gear and the internal gear; the output flange and the input shaft are coaxially arranged and are fixedly connected with the secondary planet carrier through a coaxially arranged cylinder. The advantages are that: the machine body has small volume and large reduction ratio.
Description
Technical Field
The utility model relates to a speed reducer equipment, in particular to staggered teeth planetary reducer.
Background
In the speed reducer family, the staggered tooth planetary reducer is with its small, transmission efficiency is high, and the speed reduction scope is wide, a great deal of advantages such as precision height, and by the wide application, however, when the power of transmission is great, need increase the size of each part of speed reducer to improve the reduction ratio, like this, will increase the volume and the weight of speed reducer certainly, can't install in small-size equipment, be not conform to the miniaturized development trend of current equipment.
In view of the above, how to reduce the size of the planetary reduction gear set under the condition of obtaining a larger reduction ratio is an urgent problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a staggered teeth planetary reducer is provided, the effectual defect of overcoming prior art.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
an offset planetary reducer comprising:
a housing; the primary planet carrier is positioned in the shell and fixed at one end of the shell, and one surface of the primary planet carrier, which is deviated from one end of the shell, is provided with a plurality of rotatable primary planet gears; the secondary planet carrier is rotatably assembled on the inner wall of the machine shell, one surface of the secondary planet carrier, which is close to one end of the machine shell, is provided with a plurality of rotatable secondary planet gears, and the size and the tooth number of the primary planet gears are different from those of the secondary planet gears; an internal gear rotatably mounted in the housing; the input shaft is coaxially arranged in the internal gear, two ends of the input shaft are respectively and rotationally connected with the primary planet carrier and the secondary planet carrier, and the rotation center of the secondary planet carrier is superposed with the axis of the input shaft; the input shaft is coaxially provided with a first input shaft gear and a second input shaft gear along the axial direction, the primary planetary gear is respectively meshed with the first input shaft gear and the internal gear, and the secondary planetary gear is respectively meshed with the second input shaft gear and the internal gear; the sizes and the numbers of teeth of the first input shaft gear and the second input shaft gear are different, the sizes and the numbers of teeth of the first-stage planetary gear and the second-stage planetary gear are different, and the sizes and the numbers of teeth of the inner gear are consistent, or the first input shaft gear and the second input shaft gear have the same size and number of teeth, and the first-stage planetary gear and the second-stage planetary gear have different sizes and numbers of teeth, and the inner side of the internal gear is respectively engaged with the primary planetary gear and the secondary planetary gear, the number of teeth and the size of a circle of internal teeth are different, or the size and the number of teeth of the first input shaft gear and the second input shaft gear are different, and the size and the number of teeth of the primary planetary gear and the secondary planetary gear are different, the inner side of the internal gear is respectively meshed with the primary planet gear and the secondary planet gear, and the number of teeth and the size of a circle of internal teeth are different; and the output flange is coaxially arranged with the input shaft and is fixedly connected with the secondary planet carrier through a cylinder which is coaxially arranged with the output flange and penetrates through the other end of the shell.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the casing comprises a cylindrical shell, a base and a cover, wherein the base and the cover are respectively assembled and fixed at two ends of the shell, the primary planet carrier is fixed on the base, and the secondary planet carrier and the internal gear are respectively and rotatably assembled on the inner wall of the shell.
Further, the internal gear is rotatably mounted on the inner wall of the housing through an internal gear bearing coaxially mounted thereon.
Furthermore, the base and the shell and the cover are respectively connected and fixed through a plurality of bolts.
Furthermore, the middle parts of the first-stage planet carrier and the second-stage planet carrier are respectively provided with an assembly hole, an input shaft bearing is respectively assembled in the assembly holes, and two ends of the input shaft are respectively coaxially assembled and connected with the two input shaft bearings.
Further, the second-stage planet carrier is rotatably connected with the inner wall of the housing through a planet carrier bearing assembled outside the second-stage planet carrier.
Furthermore, the middle part of the cover is provided with a round hole assembled with a bearing, and the cylinder passes through the bearing and the through hole and is rotationally connected with the cover through the bearing.
Further, the size and the number of teeth of the first input shaft gear are larger than those of the second input shaft gear, and the size and the number of teeth of the first-stage planetary gear are smaller than those of the second-stage planetary gear, or the size and the number of teeth of the first input shaft gear are smaller than those of the second input shaft gear, and the size and the number of teeth of the first-stage planetary gear are larger than those of the second-stage planetary gear; or the number of teeth and the size of a circle of internal teeth meshed with the primary planetary gear on the inner side of the internal gear are smaller than the number of teeth and the size of a circle of internal teeth meshed with the secondary planetary gear, and the size and the number of teeth of the primary planetary gear are smaller than the size and the number of teeth of the secondary planetary gear; or the number of teeth and the size of the inner side of the internal gear and the inner tooth of the circle meshed with the primary planetary gear are both larger than the number of teeth and the size of the inner tooth of the circle meshed with the secondary planetary gear, and the size and the number of teeth of the primary planetary gear are larger than the size and the number of teeth of the secondary planetary gear.
The utility model has the advantages that: reasonable design, flexible use, small body volume and large reduction ratio.
Drawings
Fig. 1 is an exploded view of the staggered-tooth planetary reducer of the present invention;
fig. 2 is a schematic view of the transmission principle of the input shaft, the first-stage planetary gear and the second-stage planetary gear of the staggered-tooth planetary reducer of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. casing, 2, one-level planet carrier, 3, second grade planet carrier, 4, internal gear, 5, input shaft, 6, output flange, 7, planet carrier bearing, 8, flange bearing, 11, base, 12, shell, 13, cover, 21, one-level planetary gear, 31, second grade planetary gear, 41, internal gear bearing, 51, first input shaft gear, 52, second input shaft gear, 53, input shaft bearing, 61, cylinder.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
The first embodiment is as follows: as shown in fig. 1, the staggered-tooth planetary reduction gear of the present embodiment includes: a housing 1; a primary planet carrier 2, which is positioned inside the casing 1 and fixed at one end of the casing 1, wherein one side of the primary planet carrier 2, which is deviated from one end of the casing 1, is provided with a plurality of rotatable primary planet gears 21; a secondary planet carrier 3 rotatably mounted on the inner wall of the housing 1, wherein a plurality of rotatable secondary planet gears 31 are mounted on one side of the secondary planet carrier 3 near one end of the housing 1, and the primary planet gears 21 and the secondary planet gears 31 have different sizes and numbers of teeth; an internal gear 4 rotatably mounted in the housing 1; an input shaft 5 coaxially disposed in the internal gear 4, both ends of which are rotatably connected to the primary planet carrier 2 and the secondary planet carrier 3, respectively, and a rotation center of the secondary planet carrier 3 coincides with an axis of the input shaft 5; a first input shaft gear 51 and a second input shaft gear 52 are coaxially provided on the input shaft 5 along the axial direction thereof, the primary planetary gear 21 meshes with the first input shaft gear 51 and the internal gear 4, respectively, and the secondary planetary gear 31 meshes with the second input shaft gear 52 and the internal gear 4, respectively; the first input shaft gear 51 and the second input shaft gear 52 have different sizes and numbers of teeth, the first-stage planetary gear 21 and the second-stage planetary gear 31 have different sizes and numbers of teeth, and the internal teeth of the internal gear 4 have the same size and number of teeth; and an output flange 6 which is coaxially disposed with the input shaft 5 and is fixedly connected to the secondary planet carrier 3 through a cylinder 61 which is coaxially disposed with the output flange and passes through the other end of the casing 1.
It should be noted that: in the third embodiment, the internal gear of the internal gear 4 has the same internal gear size specification.
More specifically, in the structural composition of this embodiment, the relationship between the number of teeth and the size of the first input shaft gear 51 and the second input shaft gear 52, and the relationship between the size of the primary planetary gear 21 and the secondary planetary gear 31 and the size of the number of teeth are specifically as follows:
the size and the number of teeth of the first input shaft gear 51 are larger than those of the second input shaft gear 52, and the size and the number of teeth of the first-stage planetary gear 21 are smaller than those of the second-stage planetary gear 31, or the size and the number of teeth of the first input shaft gear 51 are smaller than those of the second input shaft gear 52, and the size and the number of teeth of the first-stage planetary gear 21 are larger than those of the second-stage planetary gear 31.
The design can meet the use of different conditions, and the use is more flexible and convenient.
The following are specifically mentioned: the dimensions of the gears refer to the module of the gears.
In a second embodiment, as shown in fig. 1, the staggered-tooth planetary reduction gear of the present embodiment includes: a housing 1; a primary planet carrier 2, which is positioned inside the casing 1 and fixed at one end of the casing 1, wherein one side of the primary planet carrier 2, which is deviated from one end of the casing 1, is provided with a plurality of rotatable primary planet gears 21; a secondary planet carrier 3 rotatably mounted on the inner wall of the housing 1, wherein a plurality of rotatable secondary planet gears 31 are mounted on one side of the secondary planet carrier 3 near one end of the housing 1, and the primary planet gears 21 and the secondary planet gears 31 have different sizes and numbers of teeth; an internal gear 4 rotatably fitted in the housing 12; an input shaft 5 coaxially disposed in the internal gear 4, both ends of which are rotatably connected to the primary planet carrier 2 and the secondary planet carrier 3, respectively, and a rotation center of the secondary planet carrier 3 coincides with an axis of the input shaft 5; a first input shaft gear 51 and a second input shaft gear 52 are coaxially provided on the input shaft 5 along the axial direction thereof, the primary planetary gear 21 meshes with the first input shaft gear 51 and the internal gear 4, respectively, and the secondary planetary gear 31 meshes with the second input shaft gear 52 and the internal gear 4, respectively; the first input shaft gear 51 and the second input shaft gear 52 have the same size and number of teeth, the primary planetary gear 21 and the secondary planetary gear 31 have different sizes and numbers of teeth, and the inner side of the internal gear 4 has different numbers and sizes of inner teeth of one circle which are engaged with the primary planetary gear 21 and the secondary planetary gear 31, respectively; and an output flange 6 which is coaxially disposed with the input shaft 5 and is fixedly connected to the secondary planet carrier 3 through a cylinder 61 which is coaxially disposed with the output flange and passes through the other end of the casing 1.
It should be noted that: in the third embodiment, the inner gear 4 is provided with an inner gear ring at a position corresponding to the first-stage planetary gear 21 and the second-stage planetary gear 31 in the axial direction, the number of teeth and the size of the inner gear on the two inner gear rings are different, or the inner gear 4 can be formed by axially connecting and fixing two inner gears with different numbers of teeth and sizes.
More specifically, in the structural composition of this embodiment, the relationship between the number of teeth and the size of the first input shaft gear 51 and the second input shaft gear 52, and the relationship between the size of the primary planetary gear 21 and the secondary planetary gear 31 and the size of the number of teeth are specifically as follows:
the number of teeth and the size of a circle of internal teeth of the inner side of the internal gear 4 meshed with the primary planetary gear 21 are both smaller than the number of teeth and the size of a circle of internal teeth meshed with the secondary planetary gear 31, and the size and the number of teeth of the primary planetary gear 21 are smaller than the size and the number of teeth of the secondary planetary gear 31.
In a third embodiment, as shown in fig. 1, the staggered-tooth planetary reducer of the present embodiment includes: a housing 1; a primary planet carrier 2, which is positioned inside the casing 1 and fixed at one end of the casing 1, wherein one side of the primary planet carrier 2, which is deviated from one end of the casing 1, is provided with a plurality of rotatable primary planet gears 21; a secondary planet carrier 3 rotatably mounted on the inner wall of the housing 1, wherein a plurality of rotatable secondary planet gears 31 are mounted on one side of the secondary planet carrier 3 near one end of the housing 1, and the primary planet gears 21 and the secondary planet gears 31 have different sizes and numbers of teeth; an internal gear 4 rotatably fitted in the housing 12; the input shaft 5 is coaxially arranged in the inner gear 4, two ends of the input shaft are respectively and rotatably connected with the primary planet carrier 2 and the secondary planet carrier 3, and the rotation center of the secondary planet carrier 3 is superposed with the axis of the input shaft 5; a first input shaft gear 51 and a second input shaft gear 52 are coaxially provided on the input shaft 5 along the axial direction thereof, the primary planetary gear 21 meshes with the first input shaft gear 51 and the internal gear 4, respectively, and the secondary planetary gear 31 meshes with the second input shaft gear 52 and the internal gear 4, respectively; the first input shaft gear 51 and the second input shaft gear 52 have different sizes and numbers of teeth, the first-stage planetary gear 21 and the second-stage planetary gear 31 have different sizes and numbers of teeth, and the inner side of the internal gear 4 has different numbers and sizes of inner teeth of one circle which are respectively engaged with the first-stage planetary gear 21 and the second-stage planetary gear 31; and an output flange 6 which is coaxially disposed with the input shaft 5 and is fixedly connected to the secondary planet carrier 3 through a cylinder 61 which is coaxially disposed with the output flange and passes through the other end of the casing 1.
It should be noted that: in the third embodiment, the inner gear 4 is provided with an inner gear ring at a position corresponding to the first-stage planetary gear 21 and the second-stage planetary gear 31 in the axial direction, the number of teeth and the size of the inner gear on the two inner gear rings are different, or the inner gear 4 can be formed by axially connecting and fixing two inner gears with different numbers of teeth and sizes.
More specifically, in the structural composition of this embodiment, the relationship between the number of teeth and the size of the first input shaft gear 51 and the second input shaft gear 52, and the relationship between the size of the primary planetary gear 21 and the secondary planetary gear 31 and the size of the number of teeth are specifically as follows:
the number of teeth and the size of a circle of internal teeth of the inner side of the internal gear 4 meshed with the primary planetary gear 21 are both larger than the number of teeth and the size of a circle of internal teeth meshed with the secondary planetary gear 31, and the size and the number of teeth of the primary planetary gear 21 are larger than the size and the number of teeth of the secondary planetary gear 31.
The working principles of the first embodiment, the second embodiment and the third embodiment are as follows:
when the input shaft 5 drives the first input shaft gear 51 and the second input shaft gear 52 to rotate clockwise, the meshed first-stage planetary gear 21 rotates in the opposite direction, and as the first-stage planetary gear 21 is fixed on the first-stage planetary carrier 2 in a rotating manner and the first-stage planetary carrier 2 is fixed at one end of the machine shell 1, the meshed internal gear 4 also rotates anticlockwise; the internal gear 4 rotates the second input shaft gear 52 counterclockwise and rotates clockwise, so that the secondary planetary gear 31 is caused to rotate counterclockwise (as shown in fig. 2, the arrow indicates the rotation direction of the secondary planetary gear 31 and the input shaft 5); because the size and the number of teeth of the second input shaft gear 52 and the first input shaft gear 51 are different, and the size and the number of teeth of the first-stage planetary gear 21 and the second-stage planetary gear 31 are also different, the second-stage planetary gear 31 is promoted to push the second-stage planet carrier 3 and the output flange 6 to revolve around the input shaft 5, a larger reduction ratio is achieved, the whole speed reducer is reasonable in design, flexible to use, small in machine body size and large in reduction ratio.
The following are specifically mentioned: the input shaft 5 can be used for inputting and transmitting power, and any one of the primary planetary gears 21 can also be used for inputting and transmitting power, but a power take-off port is required to be arranged on the casing 1 corresponding to the position of the primary planetary gear 21 so as to connect power transmission mechanisms.
In a preferred embodiment, the casing 1 includes a cylindrical housing 12, and a base 11 and a cover 13 respectively fitted and fixed to both ends of the housing 12, the primary carrier 2 is fixed to the base 11, and the secondary carrier 3 and the internal gear 4 are respectively rotatably fitted to an inner wall of the housing 12.
In this embodiment, the split structure design of the housing 1 facilitates the production of each accessory and enables quick assembly.
Specifically, the base 11 and the housing 12, and the housing 12 and the cover 13 are fixed to each other by a plurality of bolts.
In this embodiment, the base 11 and the housing 12, and the housing 12 and the cover 13 are connected and fixed by a plurality of bolts distributed in a surrounding manner at intervals, so that the connection mode is simple and universal, and the assembly and disassembly are convenient and quick.
In a preferred embodiment, the internal gear 4 is rotatably mounted on the inner wall of the housing 12 through an internal gear bearing 41 coaxially mounted thereon.
In this embodiment, the internal gear 4 and the outer shell 12 are assembled compactly, and are matched tightly, so that the whole operation is smooth.
In a preferred embodiment, the first-stage carrier 2 and the second-stage carrier 3 are respectively provided with a fitting hole at a middle portion thereof, and input shaft bearings 53 are respectively fitted in the fitting holes, and both ends of the input shaft 5 are coaxially fitted and connected to the two input shaft bearings 53.
In the embodiment, the input shaft 5 is compactly assembled with the first-stage planet carrier 2 and the second-stage planet carrier 3 respectively, the input shaft and the second-stage planet carrier are matched with each other tightly, the whole operation is smooth, and the good rotation of the input shaft 5 is facilitated.
In a preferred embodiment, the two-stage carrier 3 is rotatably connected to the inner wall of the housing 12 by a carrier bearing 7 mounted on the outside thereof.
In this embodiment, the assembly between the secondary planet carrier 3 and the housing 12 is compact, the fit between them is tight, and the whole operation is smooth.
In a preferred embodiment, a circular hole is provided in the middle of the cover 13, and the flange bearing 8 is assembled to the circular hole, and the cylinder 61 passes through the flange bearing 8 and the circular hole, and is rotatably connected to the cover 13 through the flange bearing 8.
In this embodiment, the design enables the output flange 6 to be stably assembled on the cover 13 through the cooperation of the cylinder 61 and the flange bearing 8, and the operation state is smoother.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. An offset planetary reducer, comprising:
a housing (1);
the primary planet carrier (2) is positioned in the machine shell (1) and fixed at one end of the machine shell (1), and one surface of the primary planet carrier (2) departing from one end of the machine shell (1) is provided with a plurality of rotatable primary planet gears (21);
the secondary planet carrier (3) is rotatably assembled on the inner wall of the machine shell (1), one surface, close to one end of the machine shell (1), of the secondary planet carrier (3) is provided with a plurality of rotatable secondary planet gears (31), and the size and the number of teeth of the primary planet gears (21) are different from those of the secondary planet gears (31);
an internal gear (4) rotatably fitted in the housing (1);
the input shaft (5) is coaxially arranged in the inner gear (4), two ends of the input shaft are respectively and rotatably connected with the primary planet carrier (2) and the secondary planet carrier (3), and the rotation center of the secondary planet carrier (3) is coincided with the axis of the input shaft (5); a first input shaft gear (51) and a second input shaft gear (52) are coaxially arranged on the input shaft (5) along the axial direction of the input shaft, the primary planetary gear (21) is respectively meshed with the first input shaft gear (51) and the internal gear (4), and the secondary planetary gear (31) is respectively meshed with the second input shaft gear (52) and the internal gear (4); the size and the number of teeth of first input shaft gear (51) and second input shaft gear (52) all differ, and the size and the number of teeth of first order planetary gear (21) and second grade planetary gear (31) all differ, and, the size and the number of teeth of the internal tooth of internal gear (4) are unanimous, or the size and the number of teeth of first input shaft gear (51) and second input shaft gear (52) are the same, and the size and the number of teeth of first order planetary gear (21) and second grade planetary gear (31) all differ, and, internal gear (4) inboard with the number of teeth and the size of the internal tooth of the round that first order planetary gear (21) and second grade planetary gear (31) mesh respectively all differ, perhaps again the size and the number of teeth of first input shaft gear (51) and second input shaft gear (52) differ, just the size and the number of teeth of first order planetary gear (21) and second grade planetary gear (31) all differ, the number of teeth and the size of a circle of internal teeth, which are meshed with the primary planetary gear (21) and the secondary planetary gear (31) respectively, on the inner side of the internal gear (4) are different;
and the output flange (6) is coaxially arranged with the input shaft (5) and is fixedly connected with the secondary planet carrier (3) through a cylinder (61) which is coaxially arranged with the output flange and penetrates through the other end of the machine shell (1).
2. The staggered teeth planetary reducer of claim 1, wherein; casing (1) includes cylindric shell (12) and assembles respectively and is fixed in base (11) and cover (13) at shell (12) both ends, one-level planet carrier (2) are fixed in on base (11), second grade planet carrier (3) and internal gear (4) rotatable assembly respectively in on shell (12) inner wall.
3. The staggered-tooth planetary reducer according to claim 2, wherein: the internal gear (4) is rotatably assembled on the inner wall of the shell (12) through an internal gear bearing (41) coaxially assembled outside the internal gear.
4. The staggered-tooth planetary reducer according to claim 2, wherein: the base (11) and the shell (12) and the cover (13) are fixedly connected through a plurality of bolts respectively.
5. The staggered-tooth planetary reducer according to claim 2, wherein: the middle parts of the first-stage planet carrier (2) and the second-stage planet carrier (3) are respectively provided with an assembly hole, an input shaft bearing (53) is respectively assembled in the assembly holes, and two ends of the input shaft (5) are respectively coaxially assembled and connected with the two input shaft bearings (53).
6. The staggered-tooth planetary reducer according to claim 2, wherein: the secondary planet carrier (3) is rotationally connected with the inner wall of the shell (12) through a planet carrier bearing (7) assembled outside the secondary planet carrier.
7. The staggered-tooth planetary reducer according to claim 2, wherein: the utility model discloses a cover, including cover (13), cylinder (61) and cylinder (8), cover (13) middle part is equipped with and is equipped with the round hole that is equipped with flange bearing (8), this flange bearing (8) and round hole are passed to cylinder (61) to through this flange bearing (8) with cover (13) rotate to be connected.
8. The staggered-tooth planetary reducer according to any one of claims 2 to 7, wherein: the size and the number of teeth of the first input shaft gear (51) are larger than those of the second input shaft gear (52), and the size and the number of teeth of the first input shaft gear (21) are smaller than those of the second input shaft gear (31), or the size and the number of teeth of the first input shaft gear (51) are smaller than those of the second input shaft gear (52), and the size and the number of teeth of the first input shaft gear (21) are larger than those of the second input shaft gear (31); or the number of teeth and the size of a circle of internal teeth meshed with the primary planetary gear (21) on the inner side of the internal gear (4) are smaller than the number of teeth and the size of a circle of internal teeth meshed with the secondary planetary gear (31), and the size and the number of teeth of the primary planetary gear (21) are smaller than the size and the number of teeth of the secondary planetary gear (31); or internal gear (4) inboard with the number of teeth and the size of the round internal tooth of one-level planetary gear (21) meshing all are greater than the number of teeth and the size of the round internal tooth with second grade planetary gear (31) meshing, just the size and the number of teeth of one-level planetary gear (21) are greater than the size and the number of teeth of second grade planetary gear (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020497395.1U CN213117318U (en) | 2020-04-08 | 2020-04-08 | Staggered-tooth planetary reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020497395.1U CN213117318U (en) | 2020-04-08 | 2020-04-08 | Staggered-tooth planetary reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213117318U true CN213117318U (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020497395.1U Expired - Fee Related CN213117318U (en) | 2020-04-08 | 2020-04-08 | Staggered-tooth planetary reducer |
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| Country | Link |
|---|---|
| CN (1) | CN213117318U (en) |
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2020
- 2020-04-08 CN CN202020497395.1U patent/CN213117318U/en not_active Expired - Fee Related
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Granted publication date: 20210504 |
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