CN207195578U - A kind of planet gear reducing mechanism - Google Patents
A kind of planet gear reducing mechanism Download PDFInfo
- Publication number
- CN207195578U CN207195578U CN201720355558.0U CN201720355558U CN207195578U CN 207195578 U CN207195578 U CN 207195578U CN 201720355558 U CN201720355558 U CN 201720355558U CN 207195578 U CN207195578 U CN 207195578U
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- Prior art keywords
- gear
- planetary
- wheel carrier
- planet
- central gear
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Abstract
The utility model discloses a kind of planet gear reducing mechanism, solves and is not supported during being rotated because of planetary wheel carrier so that rotates the problem of unstable.Its drip irrigation device is to include mechanism body, the mechanism body includes three groups of planetary wheeling assemblies, every group of planetary wheeling assembly is respectively provided with planetary wheel carrier, the planetary wheel carrier lower surface is installed with the central gear for contradicting next planetary wheel carrier upper surface, central gear end face center axially offers cavity, the upper face center of the planetary wheel carrier is installed with the centralized positioning axle in insertion cavity, annular groove is offered on centralized positioning axle, ball is embedded with annular groove to contradict centralized positioning axle and cavity inner wall, so as to reach the cooperation by cavity and centralized positioning axle, so that the planetary wheel carrier slow-roll stabilization in each planetary wheeling assembly, prevent the purpose for shifting and deforming.
Description
Technical field
Reducing gear field is the utility model is related to, in particular, is related to a kind of planet gear reducing mechanism.
Background technology
Planetary gear in planetary reducer except can as apical axis gear around in addition to the rotary shaft of oneself rotates,
Their rotary shaft rotates also as axis of the planet carrier around other central gears, and the rotation around oneself axis is referred to as rotation,
Rotation around other Gear axis is referred to as revolving round the sun, and just as the planet in the solar system, hence obtains one's name.He can be used in modern machine
Device people's industry, such as parallel robot or linear robot, Digit Control Machine Tool and machining center field are also usually applied to, applied
Scope is wider.
Such as it is of the prior art three shown in the accompanying drawing 1 in the patent of invention that number of patent application is CN106438868A
Level planet gear reducing mechanism, including the three groups of planetary wheeling assemblies engaged with fixed annulus, each planetary wheeling assembly include the sun
Wheel, planetary gear and planetary wheel carrier, and the sun gear and another row that two neighboring planetary wheeling assembly passes through a planetary wheeling assembly
The planetary gear of star wheel component engaged transmission between two planetary wheel carriers.
By the sun gear of a planetary wheeling assembly and the planetary gear of another planetary wheeling assembly two planetary wheel carriers it
Between engaged transmission, due to planetary wheel carrier rotate during do not support, rotate it is unstable, the time grown easily be shifted over and
Deformation, causes planetary reducer can not normal use.
Utility model content
The purpose of this utility model is to provide a kind of planet gear reducing mechanism so that the planetary gear in each planetary wheeling assembly
Frame slow-roll stabilization, prevent to shift and deform.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of planet-gear speed reducer
Structure, including mechanism body, the mechanism body from top to bottom successively include the first planetary wheeling assembly, the second planetary wheeling assembly and
Third planet wheel assembly, first planetary wheeling assembly, the second planetary wheeling assembly and third planet wheel assembly have the respectively
One planetary wheel carrier, the second planetary wheel carrier and third planet wheel carrier, the first planetary wheel carrier lower surface are installed with conflict second
First central gear of planetary wheel carrier upper surface, the second planetary wheel carrier lower surface, which is installed with, contradicts third planet wheel carrier upper table
The secondary sun wheel in face, the end face center of first central gear and secondary sun wheel axially offer cavity, institute
State the second planetary wheel carrier and third planet wheel carrier upper face center is installed with the first central gear of insertion or secondary sun wheel
To ensure the centralized positioning axle of the first planetary wheel carrier, the second planetary wheel carrier and the concentric rotation of third planet wheel carrier in cavity.
By using above-mentioned technical proposal, because the second planetary gear and third planet gear have a spacing with input
From the problem of skew then occurs after long-term use, axially being opened in the lower surface of the first central gear and secondary sun wheel
Provided with cavity, in the fixed centralized positioning axle of the second planetary wheel carrier and third planet wheel carrier upper surface, inserted by centralized positioning axle
In cavity, so that it is guaranteed that the first planetary wheel carrier, the second planetary wheel carrier and third planet wheel carrier coaxial line, and the first planetary gear
Frame, the second planetary wheel carrier and third planet the wheel carrier slow-roll stabilization in running, avoid being shifted over and deform, and enhancing uses the longevity
Life.
It is of the present utility model to be further disposed in the mechanism body includes above the first planetary wheeling assembly and supplied
The central gear joint control of peripheral hardware motor connection end, the central gear joint control include contradicting the first planetary wheel carrier upper surface
Input central gear, the end face center of the input central gear axially offers cavity, first planetary wheel carrier it is upper
Surface is installed with the centralized positioning axle of insertion input central gear cavity.
By using above-mentioned technical proposal, input central gear is identical with the rotating speed of input, then means to input the sun
Pinion rotation is most fast so that shift phenomenon also occurs between input central gear and the first planetary wheel carrier, rotation is unstable, together
Sample sets cavity and centralized positioning axle, then the slow-roll stabilization of central gear joint control and the first planetary wheel carrier is ensured, so as to ensure
The rotation of mechanism body reaches stable, improves whole service life.
It is of the present utility model to be further disposed in offering multiple annular grooves, the ring on the centralized positioning axle
It is equipped with multiple balls in connected in star, and the diameter of the ball is more than the depth of annular groove to contradict the inwall of cavity.
By using above-mentioned technical proposal, centralized positioning axle opens up annular groove, determines in annular groove provided with conflict center
The ball of position axle and cavity inner wall so that the caused friction that rotates against of cavity inner wall and centralized positioning axle is converted into rolling
Friction, so as to reduce resistance, reduce power transmission loss.
It is of the present utility model to be further disposed in first planetary wheeling assembly includes and input central gear outer surface
First planetary gear of engagement, the first planetary gear outer surface are provided with intermeshing one-level internal tooth casing, and the input is too
Inclined teeth is provided with the outside of positive gear, on the inside of the first planetary gear outside and one-level internal tooth casing.
By using above-mentioned technical proposal, inclined teeth is set, using inclined teeth, engagement property good, stable drive, noise
It is small；And inclined teeth registration is big, the bearing capacity of gear can be improved by reducing the load of each pair gear.
It is of the present utility model to be further disposed in second planetary wheeling assembly and third planet wheel assembly include respectively
Second planetary gear and third planet gear, and first planetary gear, the second planetary gear and third planet gear are equal
Support pin is set in, the side wall of each support pin forms shoe cream room provided with loop concave between gear inwall,
And the loop concave is provided with a plurality of annular ridge.
By using above-mentioned technical proposal, support pin is set, on support pin there is loop concave to form shoe cream room, supply
Lubricating oil is deposited, and annular ridge is set on loop concave, and limitation lubricating oil flows up and down, avoids the lubrication oil stream in shoe cream room
Go out, so that it is guaranteed that the lubrication between gear and support pin, reduces friction, reduce power transmission loss.
It is of the present utility model to be further disposed in the third planet gear is in the manhole of support pin insertion
Wall axially offers multiple strip grooves.
By using above-mentioned technical proposal, the manhole inwall of third planet gear is provided with strip groove, because of the third line
Star wheel component connection peripheral hardware equipment, the pressure born is relatively large, needs in addition addition lubricating oil in real time, opens up strip groove and supply it
The inflow of the lubricating oil or additional lubricating oil of remaining shoe cream room outflow, increase the life-span of third planet gear.
It is of the present utility model to be further disposed in input central gear, the first central gear and second sun
Each sawtooth end of gear is provided with guiding surface.
By using above-mentioned technical proposal, guiding surface is set so that input central gear, the first central gear and the
, can be along leading when two central gears are assigned into the first planetary wheeling assembly, the second planetary wheeling assembly and third planet wheel assembly respectively
Inserted to inclined-plane, be easy to blindmate.
It is of the present utility model to be further disposed in first planetary gear, the second planetary gear and third planet
Each sawtooth end of gear is equipped with chamfering.
By using above-mentioned technical proposal, chamfering is set, coordinated with guiding surface so that the central gear in mechanism body
When being installed between joint control, the first planetary wheeling assembly, the second planetary wheeling assembly and third planet wheel assembly, cooperate, prevent
The wedge angle damage of end face when only gear engages.
It is of the present utility model to be further disposed in the input central gear, the first central gear, the second sun tooth
The end face of wheel, the first planetary gear, the second planetary gear and third planet gear is equipped with wear-resisting bulge loop.
By using above-mentioned technical proposal, wear-resisting bulge loop is set so that input central gear, the first central gear, second
Central gear, the first planetary gear, the second planetary gear and third planet gear contradict in the first planetary wheel carrier and respectively
When between two planetary wheel carriers and between the second planetary wheel carrier and third planet wheel carrier, avoid because of rotation, and the end of abrasive contact
Face.
It is of the present utility model to be further disposed in input solar wheeling tooth, the first planetary gear and the one-level internal tooth
Set is made of plastics.
,, can with the combination of metal and plastics because of the metal meeting unstable wear of phase same material by using above-mentioned technical proposal
Effectively to improve the wear resistence between gear, plastic gear can also effectively alleviate impulsive force during gear drive, reduce tooth
Noise caused by wheel transmission.
In summary, the utility model has the advantages that：
1st, it is equal positioned at the center of three support pins in the first planetary wheel carrier, the second planetary wheel carrier and third planet wheel carrier
Riveting has a centralized positioning axle, and axial direction is opened up in the end face of input central gear, the first central gear and secondary sun wheel
For the cavity of centralized positioning axle insertion so that the first planetary wheel carrier, the second planetary wheel carrier and third planet wheel carrier are maintained at same
On one axis, avoid long-term use from causing to shift, annular groove is opened up on centralized positioning axle, rolling is provided with annular groove
Pearl so that when being rotated against between the first planetary wheel carrier, the second planetary wheel carrier and third planet wheel carrier, pivoting friction is converted
For rolling friction, reduce resistance, reduce power transmission loss；
2nd, inputting central gear, the first planetary gear and one-level internal tooth casing has plastics to be made, and provided with mutual cooperation
Inclined teeth, using inclined teeth, engagement property is good, and stable drive, noise are small, and plastic gear can also effectively alleviate gear
Impulsive force during transmission, reduce noise caused by gear drive.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model；
Fig. 2 is exploded view a of the present utility model；
Fig. 3 is the enlarged drawing at A in Fig. 2；
Fig. 4 is the enlarged drawing at B in Fig. 2；
Fig. 5 is exploded view b of the present utility model；
Fig. 6 is the enlarged drawing at C in Fig. 5；
Fig. 7 is the enlarged drawing at D in Fig. 5.
In figure, 1, mechanism body；11st, one-level internal tooth block set；111st, the first groove；112nd, otch；113rd, cube；12nd, one
Level internal tooth casing；13rd, two level internal tooth casing；14th, two level internal tooth block set；141st, the second groove；21st, central gear joint control；211st, circle
Column joint；212nd, central gear is inputted；22nd, the first planetary wheeling assembly；221st, the first planetary wheel carrier；222nd, the first central gear；
223rd, the first planetary gear；23rd, the second planetary wheeling assembly；231st, the second planetary wheel carrier；232nd, secondary sun wheel；233rd, second
Planetary gear；24th, third planet wheel assembly；241st, third planet wheel carrier；242nd, rotating shaft；2421st, straight trough mouth；2422nd, annular snap
Groove；243rd, third planet gear；2431st, strip groove；251st, support pin；2511st, loop concave；2512nd, annular ridge；
2513rd, shoe cream room；252nd, manhole；253rd, chamfering；254th, cavity；255th, centralized positioning axle；2551st, annular groove；3rd, incline
Oblique sawtooth；4th, wear-resisting bulge loop；5th, guiding surface；6th, pad；7th, circlip；8th, ball.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, a kind of planet gear reducing mechanism, including mechanism body 1, the outside of mechanism body 1 is by up to
Under include one-level internal tooth block set 11 successively, one-level internal tooth block set 11 is rounded, and upper surface is provided with the first groove 111, and first is recessed
The sidewall symmetry of groove 111 offers two otch 112, each on the line of vertical two otch 112 of side wall of the first groove 111
Provided with a cube 113, the first groove 111 is used to connect external device（Do not illustrated in figure）.
With reference to shown in Fig. 3 to Fig. 7, the fixed one-level internal tooth casing 12 in lower section of one-level internal tooth block set 11, mechanism body 1 is by up to
Under include the first planetary wheeling assembly 22, the second planetary wheeling assembly 23 and third planet wheel assembly 24, the first planetary gear set successively
Part 22, the second planetary wheeling assembly 23 and third planet wheel assembly 24 have the first planetary wheel carrier 221, the second planetary wheel carrier respectively
231 and third planet wheel carrier 241, the lower surface of the first planetary wheel carrier 221, which is installed with, contradicts the upper surface of the second planetary wheel carrier 231
First central gear 222, the lower surface of the second planetary wheel carrier 231, which is installed with, contradicts the second of the upper surface of third planet wheel carrier 241 too
Positive gear 232, mechanism body 1 are included positioned at the top of the first planetary wheeling assembly 22 and for the central gear of peripheral hardware motor connection end
Joint control 21, central gear joint control 21 include contradicting the input central gear 212 of the upper surface of the first planetary wheel carrier 221, input
The end face center of central gear 212 axially offers the end face of cavity 254, the first central gear 222 and secondary sun wheel 232
Center is offered towards the direction of central gear joint control 21 cavity 254 roughly the same with input central gear 212, and difference exists
In the depth of cavity 254 be 1.5cm.The end face of first central gear 222 and secondary sun wheel 232 is additionally provided with and the input sun
The wear-resisting bulge loop 4 of the identical of gear 212 and guiding surface 5, by inputting central gear 212, the first central gear 222 and second
The guiding surface 5 of central gear 232 respectively with the first planetary gear 223, the second planetary gear 233 and third planet gear
243 chamfering 253 coordinates, and is easily installed insertion and coordinates.
It is recessed that the other riveting in the middle part of the lower surface of central gear joint control 21 of third planet wheel carrier 241 wears out second
The rotating shaft 242 of groove 141, the opposite sides of rotating shaft 242 offer the straight trough mouth set up from the end face of rotating shaft 242 along axis
2421.The end of rotating shaft 242 is closed in rotating shaft 242 and offers annular slot 2422.Rotating shaft 242 and the phase of two level internal tooth block set 14
Pad 6 and circlip 7 are installed at even, pad 6 prevents from being pressed between two level internal tooth block set 14 and third planet wheel carrier 241
Power, corrosion and pipeline expand with heat and contract with cold leakage naturally, fill up machining surface scrambling.Circlip 7 is used as constant zero
The hole of part is to motion.
First planetary wheel carrier 221, the second planetary wheel carrier 231 and third planet wheel carrier 241 are towards central gear joint control
21 upper surface has riveted three support pins 251, and three support pins 251 are located at the first planetary wheel carrier every 120 ° of rings
221 upper surface.The side wall of each support pin 251 is provided with loop concave 2511, and provided with a plurality of on loop concave 2511
Annular ridge 2512, in the present embodiment, three annular ridges 2512, and annular ridge are equipped with each loop concave 2511
2512 external diameter is less than the maximum outside diameter of support pin 251.
Outside the support pin 251 of first planetary wheel carrier 221, the second planetary wheel carrier 231 and third planet wheel carrier 241 respectively
It is arranged with the first planetary gear 223, the second planetary gear 233 and third planet gear 243, and the first planetary gear 223,
Two planetary gears 233 and third planet gear 243 are respectively provided with the manhole 252 inserted for support pin 251, input the sun
Gear 212, the first central gear 222, secondary sun wheel 232, the first planetary gear 223, the second planetary gear 233 and
The end face of three planetary gears 243 is equipped with wear-resisting bulge loop 4, the loop concave of the inwall of manhole 252 and the outer wall of support pin 251
2511 form shoe cream room 2513, are deposited for lubricating oil, and annular ridge 2512 limits lubricating oil and flowed up and down, avoids shoe cream room
Outflow of lubrication oil in 2513, so that it is guaranteed that the lubrication between gear and support pin 251, reduces friction, reduce power transmission loss.
Input central gear 212, the first planetary gear 223 and one-level internal tooth casing 12 are made of plastics, wherein first
Planetary gear 223 is made up of polyformaldehyde material, and inputs the outside of central gear 212, the outside of the first planetary gear 223 and one-level
The inner side of internal tooth casing 12 is provided with inclined teeth 3, and angle of inclination is 13 °, outside and the one-level internal tooth casing of three the first planetary gears 223
12 inclined teeth 3 is engaged, and inner side is engaged with input central gear 212, so as to which the clamping of central gear joint control 21 be located in
In first groove 111.Using inclined teeth 3, engagement property is good, and stable drive, noise are small；Registration is big, reduces each pair gear
Load can improve the bearing capacity of gear；It is few that the minimum teeth number that root is cut is not produced, and can gather tight centre-to-centre spacing to be used for high-speed overload
Material differs larger with other two-stage gears, reason be phase same material metal can unstable wear, with the combination of metal and plastics,
The wear resistence between gear can be effectively improved, plastic gear can also effectively alleviate impulsive force during gear drive, reduce
Noise caused by gear drive.And consider from cost of upkeep and the conveniency changed, can be more economical.First planetary gear
223 rotating speed is relatively large, it is necessary to high wear resistence and low noise.
The inwall of manhole 252 of other third planet gear 243 axially offers multiple strip grooves 2431, in this reality
Applying specifically has three in example, because third planet wheel assembly 24 connects peripheral hardware equipment, the pressure born is relatively large, needs real-time in addition
Lubricating oil is added, opens up inflow of the strip groove 2431 for the lubricating oil or additional lubricating oil of the outflow of remaining shoe cream room 2513,
Increase the life-span of third planet gear 243.First planetary gear 223, the second planetary gear 233 and third planet gear 243
Each sawtooth end be equipped with chamfering 253, prevent the wedge angle of end face when gear engages from damaging.
First planetary wheel carrier 221, the second planetary wheel carrier 231 and third planet wheel carrier 241 are located at three support pins 251
Center riveting have a centralized positioning axle 255, wherein the length of centralized positioning axle 255 of the first planetary wheel carrier 221 is 1cm, its
Remaining is 1.5cm, and the sky of insertion input central gear 212, the first central gear 222 and secondary sun wheel 232 respectively
In chamber 254, it is ensured that the first planetary wheel carrier 221, the second planetary wheel carrier 231 and the coaxial line of third planet wheel carrier 241 rotate, and turn
Dynamic stability, avoid offsetting from each other and being shifted over and deform.Multiple annular grooves are offered in the axial direction of centralized positioning axle 255
2551, in the present embodiment, each centralized positioning axle 255 is provided with two annular grooves 2551, in each annular groove 2551
Multiple balls 8 are equipped with, the diameter of ball 8 is more than the depth of annular groove 2551 so that ball 8 is contradicted in annular groove 2551
Between the inwall of input central gear 212 cavity 254, cavity 254 and centralized positioning axle 255 are rotated against into caused friction
Rolling friction is converted to, so as to reduce resistance, reduces power transmission loss.
Operation principle of the present utility model is：
The connection input motor of column joint 211 of central gear joint control 21, the input sun of central gear joint control 21
Gear 212 engages with the first planetary gear 223 drives the first planetary gear 223 to rotate, the first planetary gear 223 and one-level internal tooth
Set 12, which engages, causes the first planetary wheel carrier 221 to rotate, so as to drive the first central gear 222 to rotate, the first central gear 222 with
The engagement of second planetary gear 233 drives the second planetary gear 233 to rotate, the second planetary gear 233 and the kernel of two level internal tooth casing 13
So that the second planetary wheel carrier 231 rotates, and so as to drive secondary sun wheel 232 to rotate, secondary sun wheel 232 and third planet
The engagement of gear 243 drives third planet gear 243 to rotate, and third planet gear 243 causes the 3rd with the kernel of two level internal tooth casing 13
Planetary wheel carrier 241 rotates, so as to drive rotating shaft 242 to rotate, so as to export transmission.Because of the driven gear number of teeth and the driving gear number of teeth
Difference, slow down so as to realize.Again because of the cooperation of centralized positioning axle 255 and cavity 254 so that the first planetary wheeling assembly 22, second
The slow-roll stabilization of planetary wheeling assembly 23 and third planet wheel assembly 24, avoid offseting.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (10)
1. a kind of planet gear reducing mechanism, including mechanism body (1), the mechanism body (1) from top to bottom includes first successively
Planetary wheeling assembly (22), the second planetary wheeling assembly (23) and third planet wheel assembly (24), first planetary wheeling assembly
(22), the second planetary wheeling assembly (23) and third planet wheel assembly (24) have the first planetary wheel carrier (221), the second row respectively
Star wheel frame (231) and third planet wheel carrier (241), it is characterised in that：First planetary wheel carrier (221) lower surface is installed with
First central gear (222) of the second planetary wheel carrier (231) upper surface is contradicted, the second planetary wheel carrier (231) lower surface is solid
Provided with the secondary sun wheel (232) for contradicting third planet wheel carrier (241) upper surface, first central gear (222) and the
The end face center of two central gears (232) axially offers cavity (254), second planetary wheel carrier (231) and the third line
Star wheel frame (241) upper face center is installed with insertion the first central gear (222) or secondary sun wheel (232) cavity
(254) to ensure the first planetary wheel carrier (221), the second planetary wheel carrier (231) and third planet wheel carrier (241) concentric rotation in
The centralized positioning axle (255) turned.
A kind of 2. planet gear reducing mechanism according to claim 1, it is characterised in that：The mechanism body (1) includes position
Above the first planetary wheeling assembly (22) and for the central gear joint control (21) of peripheral hardware motor connection end, the central gear
Joint control (21) includes contradicting the input central gear (212) of the first planetary wheel carrier (221) upper surface, the input central gear
(212) end face center axially offers cavity (254), and it is defeated that the upper surface of first planetary wheel carrier (221) is installed with insertion
Enter the centralized positioning axle (255) of central gear (212) cavity (254).
A kind of 3. planet gear reducing mechanism according to claim 2, it is characterised in that：On the centralized positioning axle (255)
Multiple annular grooves (2551) are offered, multiple balls (8), and the ball (8) are equipped with the annular groove (2551)
Diameter be more than the depth of annular groove (2551) to contradict the inwall of cavity (254).
A kind of 4. planet gear reducing mechanism according to claim 3, it is characterised in that：First planetary wheeling assembly (22)
Including the first planetary gear (223) engaged with input central gear (212) outer surface, first planetary gear (223) is outside
Surface is provided with intermeshing one-level internal tooth casing (12), input central gear (212) outside, the first planetary gear (223)
Inclined teeth (3) is provided with the inside of outside and one-level internal tooth casing (12).
A kind of 5. planet gear reducing mechanism according to claim 4, it is characterised in that：Second planetary wheeling assembly (23)
Include the second planetary gear (233) and third planet gear (243), and the first row respectively with third planet wheel assembly (24)
Star gear (223), the second planetary gear (233) and third planet gear (243) are set in support pin (251), each
The side wall of the support pin (251) forms shoe cream room (2513) provided with loop concave (2511) between gear inwall, and
The loop concave (2511) is provided with a plurality of annular ridge (2512).
A kind of 6. planet gear reducing mechanism according to claim 5, it is characterised in that：The third planet gear (243)
Multiple strip grooves (2431) are axially offered for manhole (252) inwall of support pin (251) insertion.
A kind of 7. planet gear reducing mechanism according to claim 6, it is characterised in that：The input central gear (212),
Each sawtooth end of first central gear (222) and secondary sun wheel (232) is provided with guiding surface (5).
A kind of 8. planet gear reducing mechanism according to claim 7, it is characterised in that：First planetary gear (223),
Each sawtooth end of second planetary gear (233) and third planet gear (243) is equipped with chamfering (253).
A kind of 9. planet gear reducing mechanism according to claim 8, it is characterised in that：The input central gear (212),
First central gear (222), secondary sun wheel (232), the first planetary gear (223), the second planetary gear (233) and
The end face of three planetary gears (243) is equipped with wear-resisting bulge loop (4).
A kind of 10. planet gear reducing mechanism according to claim 9, it is characterised in that：The input central gear
(212), the first planetary gear (223) and one-level internal tooth casing (12) are made of plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720355558.0U CN207195578U (en) | 2017-12-05 | 2017-12-05 | A kind of planet gear reducing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720355558.0U CN207195578U (en) | 2017-12-05 | 2017-12-05 | A kind of planet gear reducing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207195578U true CN207195578U (en) | 2018-04-06 |
Family
ID=61793187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720355558.0U Expired - Fee Related CN207195578U (en) | 2017-12-05 | 2017-12-05 | A kind of planet gear reducing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207195578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043280A (en) * | 2020-01-19 | 2020-04-21 | 常州锝莱电机有限公司 | Split type miniature planetary reduction gearbox and assembly tool thereof |
-
2017
- 2017-12-05 CN CN201720355558.0U patent/CN207195578U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043280A (en) * | 2020-01-19 | 2020-04-21 | 常州锝莱电机有限公司 | Split type miniature planetary reduction gearbox and assembly tool thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20201205 |