CN107002825B - Deceleration device and geared motor - Google Patents
Deceleration device and geared motor Download PDFInfo
- Publication number
- CN107002825B CN107002825B CN201580068233.8A CN201580068233A CN107002825B CN 107002825 B CN107002825 B CN 107002825B CN 201580068233 A CN201580068233 A CN 201580068233A CN 107002825 B CN107002825 B CN 107002825B
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- Prior art keywords
- wheel carrier
- planetary
- planetary wheel
- recess portion
- gear
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- 239000011347 resin Substances 0.000 description 13
- 229920005989 resin Polymers 0.000 description 13
- 238000000465 moulding Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 239000000969 carrier Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
-
- 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
- F16H1/46—Systems consisting of a plurality of gear trains each with orbital gears, i.e. systems having three or more central gears
-
- 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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/06—Use of materials; Use of treatments of toothed members or worms to affect their intrinsic material properties
-
- 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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Retarders (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Gears, Cams (AREA)
Abstract
A kind of deceleration device slows down to the power from input shaft (11) and is transferred to output shaft (52), comprising: pinion gear (13) receives the power for coming from above-mentioned input shaft (11)；First planetary gear (20a-20c) is arranged to engage with above-mentioned pinion gear (13), and is formed with recess portion at axle center；And first planetary wheel carrier (30), it includes being arranged on axis identical with above-mentioned first planetary gear (20a-20c) with the first planetary wheel carrier input shaft (31) rotatably freely in conjunction with the recess portion of above-mentioned first planetary gear (20a-20c), and power is transferred to above-mentioned output shaft (52) side, above-mentioned first planetary wheel carrier input shaft (31) has recess portion in the position opposite with the above-mentioned recess portion of above-mentioned first planetary gear (20a-20c), in the above-mentioned recess portion of above-mentioned first planetary gear (20a-20c), cast gate (21a-21c) is formed in the position covered by the above-mentioned recess portion of above-mentioned first planetary wheel carrier input shaft (31).
Description
Technical field
A form of the invention be related to include planetary gear mechanism deceleration device etc..
Background technique
All the time, all exist using geared motor as small-sized used in electronic equipment and game station etc.
The case where precision motor.In said gear transmission motor, some meetings, as deceleration device, pass through row using planetary gear mechanism
Star gear mechanism can obtain biggish reduction ratio and biggish output torque in output shaft.As including above-mentioned planetary gear
There is recorded such technology in such as patent document 1- patent document 3 in the geared motor of mechanism.
Existing technical literature
Patent document
Patent document 1: Japanese Patent Laid-Open 6-200988 bulletin
Patent document 2: Japanese Patent Laid-Open 2004-60865 bulletin
Patent document 3: Japanese Patent Laid-Open 2004-92758 bulletin
Summary of the invention
The technical problems to be solved by the invention
However, there are each gears in the planetary gear mechanism included by geared motor as described above
(gear) the case where being formed by resin.Due to the injection-moulded square for making resin flow into mold and being taken out after resin solidification from mold
Formula is more cheap, therefore the gear (also referred to as plastic gear) being formed by resin is widely adopted.Such molding plastic gear
Cast gate can be remained in separation, above-mentioned cast gate can generate limitation to the miniaturization of planetary gear mechanism, in turn, exist including planet
The case where technical problem can be become when the geared motor miniaturization of gear mechanism.
Technical scheme applied to solve the technical problem
In order to solve the above-mentioned technical problem the present invention uses following means.In addition, in the following description, in order to make to send out
Bright be readily appreciated that and with the symbol etc. in bracketed indications attached drawing, but each component of the invention is not limited to these labels
Symbol, and the range that those skilled in the art can technically understand should be broadly construed.
A form of the invention is:
A kind of deceleration device is slowed down and is transferred to output shaft (52) to the power from input shaft (motor drive shaft 11),
Include:
Pinion gear (13), the pinion gear (13) receive the power from above-mentioned input shaft；
First planetary gear (20a-20c), the first planetary gear (20a-20c) are arranged to engage with above-mentioned pinion gear,
And recess portion is formed at axle center；And
First planetary wheel carrier (30), first planetary wheel carrier (30) include being arranged identical with above-mentioned first planetary gear
With the first planetary wheel carrier input shaft (31) rotatably freely in conjunction with the recess portion of above-mentioned first planetary gear on axis, and will move
Power is transferred to above-mentioned output shaft side,
Above-mentioned first planetary wheel carrier input shaft (31) has in the position opposite with the above-mentioned recess portion of above-mentioned first planetary gear
There is recess portion,
In the above-mentioned recess portion of above-mentioned first planetary gear, covered by the above-mentioned recess portion of above-mentioned first planetary wheel carrier input shaft
The position of lid is formed with cast gate (21a-21c).
According to the deceleration device of above structure, the enlargement of the device as caused by cast gate can be prevented, smallerization can be constituted
Deceleration device.
In addition, in another form of the invention, in above-mentioned deceleration device,
Above-mentioned first planetary wheel carrier (30) has sun gear (32) and first on axis identical with above-mentioned pinion gear
Planetary wheel carrier output shaft (33),
Above-mentioned deceleration device further include: the second planetary gear (20d-20e), second planetary gear (20d-20e) setting
It is engaged at above-mentioned sun gear；And
Second planetary wheel carrier (40), second planetary wheel carrier (40) include being arranged identical with above-mentioned second planetary gear
With the second planetary wheel carrier input shaft (41) rotatably freely in conjunction with above-mentioned second planetary gear on axis, and power is transmitted
Extremely above-mentioned output shaft side,
Above-mentioned second planetary wheel carrier (40) has the first recess portion (45) and the second recess portion (45), and above-mentioned first recess portion (45) sets
It is set to and is rotatably freely combined with above-mentioned first planetary wheel carrier output shaft (33), the setting of above-mentioned second recess portion (46) is with above-mentioned the
The opposite position in the end of one planetary wheel carrier output shaft,
On the end of above-mentioned first planetary wheel carrier output shaft, by above-mentioned second recess portion of above-mentioned second planetary wheel carrier
(46) position covered is formed with cast gate (34).
According to the medium supply apparatus of above structure, the enlargement of the device as caused by cast gate can be further prevented, whereby
The deceleration device miniaturised can be constituted.
In addition, another form of the invention is:
A kind of geared motor (1), including above-mentioned deceleration device and motor, said motor have above-mentioned input shaft.
According to the geared motor of above structure, the geared motor of smallerization can be provided.
In addition, another form of the invention is: a kind of electronic equipment (smart phone 2), comprising:
Frame (5), the frame (5) is in conjunction with one end of said gear transmission motor；And
The other end of movable part (4), the movable part (4) and said gear transmission motor combines, and in the movable part (4) and
Movement is relatively rotated between above-mentioned frame (5).
The electronics of miniaturization can be provided by using small-sized geared motor according to the electronic equipment of above structure
Equipment.Further, since geared motor is small-sized, therefore the design freedom of electronic equipment can be improved.
Detailed description of the invention
Fig. 1 is the exploded perspective view of geared motor.
Fig. 2 is the cross-sectional view of geared motor.
Fig. 3 be include geared motor smart phone outside drawing.
Specific embodiment
On one side referring to attached drawing, embodiments of the present invention are specifically described according to structure below on one side.But with
The embodiment of lower explanation is only an example of the invention, and not makees limited interpretation to technical scope of the invention.In addition,
In each attached drawing, same symbol is marked to same inscape, the description thereof will be omitted sometimes.
1. embodiment
2. the feature of geared motor
3. application examples
4. supplementing item
1. embodiment > of <
Firstly, embodiments of the present invention will be described.The geared motor of present embodiment is being formed by resin
Planetary gear and planetary wheel carrier in cast gate position have feature.Whereby, can constitute includes that planetary gear is small-sized subtracts
Speed variator, and then small-sized geared motor can be constituted.
Fig. 1 is the exploded perspective view of geared motor 1.Fig. 2 is the cross-sectional view of geared motor 1.Such as Fig. 1 and Fig. 2
Shown, the geared motor 1 of present embodiment is constituted are as follows: the power generated by motor 10 is from motor drive shaft 11 via deceleration device
It is transferred to the output shaft 52 of deferent segment planetary wheel carrier 50.According to above structure, the output shaft 52 of geared motor is according to motor
The rotation of axis 11 is to provide that reduction ratio rotates.Hereinafter, after the structure to each section is illustrated, to characteristic of the invention
That is the position of cast gate is illustrated.
< motor 10, motor drive shaft 11,12 > of flange
Motor 10 is the stepper motor etc. being generally commonly used, and rotates motor drive shaft 11 by applying voltage.Motor 10
It is supported by flange 12 and gear-box 60.The planetary gear that back segment (top of Fig. 2) is leaned on than motor 10 is accommodated in gear-box 60
Mechanism.In the geared motor 1 of present embodiment, planetary gear mechanism works as deceleration device.In addition, motor drive shaft
11 are rotatably freely combined with the recess portion 35 for being set to planetary wheel carrier 30.
13 > of < pinion gear
Pinion gear 13 is fixed near the front end of motor drive shaft 11.Pinion gear 13 and three planetary gears 20a, 20b and
20c engagement, and the planetary gear mechanism as first segment works.
< planetary gear 20a-20c, cast gate 21a-21c >
Each planetary gear 20a-20c is engaged with the internal-gear 61 for the inner wall for being formed in gear-box 60, and is rotated certainly
Such as it is installed on planetary wheel carrier input shaft 31.More specifically, planetary gear 20a-20c is constituted are as follows: is formed at axle center recessed
Portion, planetary wheel carrier input shaft 31 is rotatably freely in conjunction with above-mentioned recess portion.In addition, each planetary gear 20a-20c is formed by resin,
And remain trace when molding i.e. cast gate 21a-21c respectively.Above-mentioned cast gate 21a-21c is configured to be respectively formed in planetary gear
The recess portion of frame input shaft 31 covers.
31 > of < planetary wheel carrier input shaft
Planetary wheel carrier input shaft 31 is arranged on axis identical with each planetary gear 20a-20c, and in its end
Position comprising axle center is formed with recess portion.As described above, above-mentioned recess portion is to cover the cast gate 21a-21c of planetary gear 20a-20c
Mode formed, by the effect of above-mentioned recess portion, can avoid the increase of the planetary gear mechanism thickness as caused by cast gate.
30 > of < planetary wheel carrier
Sun gear 32, planetary wheel carrier output shaft 33 are formed in the back segment (top of Fig. 2) of planetary wheel carrier input shaft 31
And cast gate 34, it will include above-mentioned planetary wheel carrier input shaft 31, sun gear 32, planetary wheel carrier output shaft 33 and cast gate 34
Structure is referred to as planetary wheel carrier 30.When the rotation of planetary gear 20a-20c and revolution make planetary wheel carrier input shaft 31 revolve, with row
The sun gear 32 and planetary wheel carrier output shaft 33 and the planetary wheel carrier input shaft 31 that star wheel frame input shaft 31 is integrally formed
Synchronously rotate.In addition, same as planetary gear, planetary wheel carrier is also formed by resin.Planetary wheel carrier 30 is including its axle center
Position is formed with recess portion 35, and motor drive shaft 11 is rotatably freely combined with above-mentioned recess portion 35.
32 > of < sun gear
Sun gear 32 is engaged with three planetary gear 20d-20f, and the planetary gear mechanism as second segment works.
< planetary gear 20d-20f, cast gate 21d-21f >
Each planetary gear 20d-20f is engaged with the internal-gear 61 for the inner wall for being formed in gear-box 60, and is rotated certainly
Such as it is installed on planetary wheel carrier input shaft 41.More specifically, with above-mentioned planetary gear 20a-20c and planetary wheel carrier input shaft 31
Relationship it is identical, planetary gear 20d-20f constitute are as follows: recess portion is formed at axle center, planetary wheel carrier input shaft 41 rotates freely
Ground is in conjunction with above-mentioned recess portion.Each planetary gear 20d-20f is formed by resin, and remains trace i.e. cast gate when molding respectively
21d-21f.Above-mentioned cast gate 21d-21f is configured to be respectively formed the recess portion covering in planetary wheel carrier input shaft 41.
41 > of < planetary wheel carrier input shaft
Planetary wheel carrier input shaft 41 is arranged on axis identical with each planetary gear 20d-20f, and in its end
Position comprising axle center is formed with recess portion.As described above, above-mentioned recess portion is to cover the cast gate 21d-21f of planetary gear 20d-20f
Mode formed, by the effect of above-mentioned recess portion, can avoid the increase of the planetary gear mechanism thickness as caused by cast gate.
< planetary wheel carrier output shaft 33,34 > of cast gate
The trace on axis identical with motor drive shaft 11, when its end remains molding is arranged in planetary wheel carrier output shaft 33
Mark, that is, cast gate 34.Planetary wheel carrier output shaft 33 is rotatably freely combined with the first recess portion 45, and above-mentioned first recess portion 45 is formed in row
The position including axle center of star wheel frame 40.Cast gate 34 is configured to be formed on the second recess portion 46 covering of planetary wheel carrier 40.
40 > of < planetary wheel carrier
Sun gear 42, planetary wheel carrier output shaft 43 are formed in the back segment (top of Fig. 2) of planetary wheel carrier input shaft 41
And cast gate 44, it will include above-mentioned planetary wheel carrier input shaft 41, sun gear 42, planetary wheel carrier output shaft 43 and cast gate 44
Structure is referred to as planetary wheel carrier 40.When the rotation of planetary gear 20d-20f and revolution make planetary wheel carrier input shaft 41 revolve, with row
The sun gear 42 and planetary wheel carrier output shaft 43 and the planetary wheel carrier input shaft 41 that star wheel frame input shaft 41 is integrally formed
Synchronously rotate.Planetary wheel carrier 40 is configured to: being formed with the first recess portion 45 and the second recess portion 46 in the position comprising its axle center, row
Star wheel frame output shaft 33 is rotatably freely combined with above-mentioned first recess portion 45, and the second recess portion 46 covers cast gate 34.
42 > of < sun gear
Sun gear 42 is engaged with three planetary gear 20g-20i, and the planetary gear mechanism as third section works.
< planetary gear 20g-20i, cast gate 21g-21i >
Each planetary gear 20g-20i is engaged with the internal-gear 61 for the inner wall for being formed in gear-box 60, and is rotated certainly
Such as it is installed on planetary wheel carrier input shaft 51.More specifically, with above-mentioned planetary gear 20a-20c and planetary wheel carrier input shaft 31
Relationship it is identical, planetary gear 20g-20i constitute are as follows: recess portion is formed at axle center, planetary wheel carrier input shaft 51 rotates freely
Ground is in conjunction with above-mentioned recess portion.Each planetary gear 20g-20i is formed by resin, and remains trace i.e. cast gate when molding respectively
21g-21i.Above-mentioned cast gate 21g-21i is configured to be respectively formed the recess portion covering in planetary wheel carrier input shaft 51.
51 > of < planetary wheel carrier input shaft
Planetary wheel carrier input shaft 51 is arranged on axis identical with each planetary gear 20g-20i, and in its end
Position comprising axle center is formed with recess portion.As described above, above-mentioned recess portion is to cover the cast gate 21g-21i of planetary gear 20g-20i
Mode formed, by the effect of above-mentioned recess portion, can avoid the increase of the planetary gear mechanism thickness as caused by cast gate.
< planetary wheel carrier output shaft 43,44 > of cast gate
The trace on axis identical with motor drive shaft 11, when its end remains molding is arranged in planetary wheel carrier output shaft 43
Mark, that is, cast gate 44.Planetary wheel carrier output shaft 43 is inserted into recess portion 53 in a manner of with gap, which is formed in deferent segment row
The position including axle center of star wheel frame 50.The recess portion 53 that cast gate 44 is configured to be formed on deferent segment planetary wheel carrier 50 covers.
50 > of < deferent segment planetary wheel carrier
It is formed with output shaft 52 in the back segment (top of Fig. 2) of planetary wheel carrier input shaft 51, will include above-mentioned planetary wheel carrier
The structure of input shaft 51 and output shaft 52 is referred to as deferent segment planetary wheel carrier 50.When the rotation and revolution of planetary gear 20g-20i make
When planetary wheel carrier input shaft 51 revolves, the output shaft 52 and the planetary wheel carrier being integrally formed with planetary wheel carrier input shaft 51 are inputted
Axis 51 synchronously rotates.Deferent segment planetary wheel carrier 50 is formed with recess portion 53 in the position including its axle center.Above-mentioned recess portion 53 is to cover
The planetary wheel carrier output shaft 43 of lid planetary wheel carrier 40 and the mode of cast gate 44 are formed.
60 > of < gear-box
Gear-box 60 is configured to the entirety of planetary gear mechanism that covering is worked as deceleration device, and including with planet
The internal-gear 61 of gear 20a-20i engagement.
62 > of < washer
Washer 62 is configured to remain output shaft 52 and rotate freely.
According to structure as described above, planetary gear mechanism can be made to minimize, which can be subtracted with desired
Speed ratio slows down to the rotary power generated by motor 10, and exports as rotary power from output shaft 52.
The feature > of 2. geared motor of <
The position of cast gate of the geared motor of structure as described above in the deceleration device being made of planetary gear mechanism
It sets with feature.Although that is, remaining cast gate 21a-21i in the planetary gear 20a-20i being formed by resin, by cover
The recess portion for stating the planetary wheel carrier input shaft 31,41 and 51 that the mode of cast gate 21a-21i is formed is covered, can avoid by cast gate 21a-
The increase of size caused by 21i (thickness).Although in addition, in the planetary wheel carrier 30 being equally formed by resin and 40, in planet
The end of wheel carrier output shaft 33 and 43 remains cast gate 34 and 44, but passes through the shape in a manner of covering above-mentioned cast gate 34 and 44 respectively
At the second recess portion 46 and recess portion 53, can avoid the size as caused by cast gate 34 and 44 (thickness) increase.
3. application examples > of <
Fig. 3 be indicate include said gear transmission motor 1 smart phone 2 figure.Smart phone 2 includes gear drive horse
Up to 1, camera shooting head 3, movable part 4 and frame 5.
Movable part 4 is fixed in the end including motor 10 of geared motor 1.On the other hand, geared motor 1
Output shaft 52 is fixed on frame 5.Whereby, when applying voltage to motor 10 and rotate motor 10, the power of motor 10 is passed
It is handed to output shaft 52, to generate opposite rotary motion between movable part 4 and frame 5.Whereby, it may for example comprise camera shooting
The movable part 4 on head 3 can carry out the operation of smart phone 2 according to user relative to movements such as the rotations of frame 5.Such as
In the electronic equipment more small-sized like that of smart phone 2, the geared motor 1 that can be minimized as described above is highly useful.
< 4. supplements item >
Embodiments of the present invention are illustrated above.Above description is merely possible to saying for an embodiment
Bright, the scope of the present invention is not limited to an above-mentioned embodiment, can be broadly construed the model that those skilled in the art can hold
It encloses.
The geared motor 1 of above embodiment be include the structure of two planetary wheel carriers (30 and 40), but planetary gear
The quantity of frame can be with any change of 0 or more number.That is, geared motor 1 does not include planetary wheel carrier in minimal structure, and
It is the structure for including pinion gear 13, planetary gear and deferent segment planetary wheel carrier.
In the geared motor 1 of above embodiment, pinion gear 13, sun gear 32 and 42 are respectively and three rows
The structure of star gear engagement, but planetary gear number can be carried out change.
In addition, the geared motor 1 of above embodiment be also possible to further include torque limiter etc. structure.
It, can also be in addition, planetary gear included by geared motor 1 and planetary wheel carrier need not must be formed by resin
Other materials by being formed with cast gate at the time of molding are formed.
In addition it is also possible to be only a part configuration feature shown in the present invention in the cast gate illustrated in embodiments
Position structure.
(industrial utilizability)
The present invention is suitble to including the geared motor by the planetary gear mechanism of the formation such as resin and be configured to wrap
It includes and is used in electronic equipment of said gear transmission motor etc..
(symbol description)
1 geared motor
10 motors
11 motor drive shafts
12 flanges
13 pinion gears
20a-20i planetary gear
21a-21i cast gate
30 planetary wheel carriers
31 planetary wheel carrier input shafts
32 sun gears
33 planetary wheel carrier output shafts
34 cast gates
35 recess portions
40 planetary wheel carriers
41 planetary wheel carrier input shafts
42 sun gears
43 planetary wheel carrier output shafts
44 cast gates
45 first recess portions
46 second recess portions
50 deferent segment planetary wheel carriers
51 planetary wheel carrier input shafts
52 output shafts
53 recess portions
60 gear-boxes
61 internal-gears
62 washers
2 smart phones
3 camera shooting heads
4 movable parts
5 frames.
Claims (3)
1. a kind of deceleration device slows down to the power from input shaft and is transferred to output shaft characterized by comprising
Pinion gear, the pinion gear receive the power from the input shaft；
First planetary gear, which is arranged to engage with the pinion gear, and recess portion is formed at axle center；With
And
First planetary wheel carrier, first planetary wheel carrier include being arranged on axis identical with the first planetary gear with rotation
The first planetary wheel carrier input shaft in conjunction with the recess portion of the first planetary gear freely, and power is transferred to the output
Axis side,
The first planetary wheel carrier input shaft has recess portion in the position opposite with the recess portion of the first planetary gear,
In the recess portion of the first planetary gear, what is covered by the recess portion of the first planetary wheel carrier input shaft
Position is formed with cast gate.
2. deceleration device as described in claim 1, which is characterized in that
There is first planetary wheel carrier sun gear and the first planetary wheel carrier to export on axis identical with the pinion gear
Axis,
The deceleration device further include:
Second planetary gear, second planetary gear are arranged to engage with the sun gear；And
Second planetary wheel carrier, second planetary wheel carrier include being arranged on axis identical with second planetary gear with rotation
The second planetary wheel carrier input shaft in conjunction with second planetary gear freely, and power is transferred to the output shaft side,
Second planetary wheel carrier has the first recess portion and the second recess portion, and first recess portion is arranged to and first planetary gear
Frame output shaft rotatably freely combines, and second recess portion is arranged in opposite with the end of the first planetary wheel carrier output shaft
Position,
On the end of the first planetary wheel carrier output shaft, what is covered by second recess portion of second planetary wheel carrier
Position is formed with cast gate.
3. a kind of geared motor characterized by comprising
Deceleration device of any of claims 1 or 2；And
Motor with the input shaft.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-261414 | 2014-12-25 | ||
| JP2014261414A JP6010101B2 (en) | 2014-12-25 | 2014-12-25 | Reducer, geared motor, and electronic device |
| PCT/JP2015/085929 WO2016104559A1 (en) | 2014-12-25 | 2015-12-24 | Reduction gear, gear motor, and electronic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107002825A CN107002825A (en) | 2017-08-01 |
| CN107002825B true CN107002825B (en) | 2019-08-09 |
Family
ID=56150572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580068233.8A Active CN107002825B (en) | 2014-12-25 | 2015-12-24 | Deceleration device and geared motor |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6010101B2 (en) |
| CN (1) | CN107002825B (en) |
| WO (1) | WO2016104559A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6097792B2 (en) * | 2015-06-26 | 2017-03-15 | 日本電産コパル株式会社 | Geared motor |
| JP6421155B2 (en) * | 2016-10-21 | 2018-11-07 | 日本電産コパル株式会社 | Geared motor |
| FR3067182B1 (en) * | 2017-06-06 | 2020-10-09 | Valeo Systemes Thermiques | MOTOR VEHICLE AIR INTAKE REGULATOR ACTUATOR |
| JP2019050690A (en) * | 2017-09-11 | 2019-03-28 | 日本電産コパル電子株式会社 | Clutch-mounted motor |
| JP7285726B2 (en) * | 2019-08-06 | 2023-06-02 | ニデックプレシジョン株式会社 | planetary gear reducer, geared motor, and drive |
| TWI753677B (en) * | 2020-11-30 | 2022-01-21 | 國圓五金股份有限公司 | Polishing equipment with direct-coupled reduction transmission mechanism and direct-coupled reduction transmission mechanism thereof |
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| CN2864201Y (en) * | 2005-12-23 | 2007-01-31 | 常州雷利电器有限公司 | High-strength plastic gear type micro-motor output axle |
| CN102328375A (en) * | 2010-05-25 | 2012-01-25 | 株式会社理光 | Rotary drive device and image forming apparatus including the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3439317B2 (en) * | 1997-04-03 | 2003-08-25 | 株式会社エンプラス | Molded plastic gear |
| JP2000065165A (en) * | 1998-08-20 | 2000-03-03 | Namiki Precision Jewel Co Ltd | Planetary gear speed reducer and assembling method therefor |
| JP4891600B2 (en) * | 2005-12-02 | 2012-03-07 | 日本電産コパル株式会社 | Geared stepping motor |
| JP6278693B2 (en) * | 2013-12-24 | 2018-02-14 | キヤノン株式会社 | Injection molded resin gear and method for manufacturing the same |
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- 2014-12-25 JP JP2014261414A patent/JP6010101B2/en active Active
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2015
- 2015-12-24 WO PCT/JP2015/085929 patent/WO2016104559A1/en active Application Filing
- 2015-12-24 CN CN201580068233.8A patent/CN107002825B/en active Active
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|---|---|---|---|---|
| JPH0475266U (en) * | 1990-11-13 | 1992-06-30 | ||
| CN2723769Y (en) * | 2004-08-20 | 2005-09-07 | 黎顺焘 | Balance motor driving speed reducer for rolling gate |
| CN2864201Y (en) * | 2005-12-23 | 2007-01-31 | 常州雷利电器有限公司 | High-strength plastic gear type micro-motor output axle |
| CN102328375A (en) * | 2010-05-25 | 2012-01-25 | 株式会社理光 | Rotary drive device and image forming apparatus including the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6010101B2 (en) | 2016-10-19 |
| CN107002825A (en) | 2017-08-01 |
| JP2016121738A (en) | 2016-07-07 |
| WO2016104559A1 (en) | 2016-06-30 |
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