CN203868251U - Planetary gear of planetary gear type clutch - Google Patents
Planetary gear of planetary gear type clutch Download PDFInfo
- Publication number
- CN203868251U CN203868251U CN201420239076.5U CN201420239076U CN203868251U CN 203868251 U CN203868251 U CN 203868251U CN 201420239076 U CN201420239076 U CN 201420239076U CN 203868251 U CN203868251 U CN 203868251U
- Authority
- CN
- China
- Prior art keywords
- planet
- planet carrier
- planetary
- output shaft
- planetary gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides a planetary gear of a planetary gear type clutch, and relates to the technical field of clutches. A planetary gear body comprises an input shaft, an output shaft, a gear ring, a braking device, a planet wheel, a sun gear and a planet carrier, wherein the input shaft is coupled with the sun gear; the output shaft is coupled with the planet carrier; a planetary shaft is arranged on the planet carrier; the planet wheel is connected with the planetary shaft through a bearing; the braking device is arranged on the outer side of the gear ring; the planet carrier is shaped like a round cover, and comprises an end face and a side face; a chamfer is formed in the joint of the end face and the side face; a circle of braking face is formed from the open end of the side surface to the periphery; a chamfer is formed in the joint of the braking face and the side face; a bearing pedestal is arranged in the center of the planet carrier; an output shaft mounting hole is formed in the center of the bearing pedestal; a planetary shaft mounting hole is formed in the edge of the bearing pedestal. According to the utility model, the separation and combination can be switched more gently, so that the fact that a vehicle can be stably started and is not easy to extinguish is ensured.
Description
Technical field
The utility model relates to Clutch Technology field, more particularly, relates to a kind of planetary pinion of planetary gear type clutch.
Background technique
For automobile, clutch is being brought into play great function on the automobile that adopts manual transmission, it is the direct part assembly of connecting engine and speed changer in power train, the power of motor is delivered to speed changer by clutch, and its main function has following three aspects: 1. guarantee automobile balance starting; 2. guarantee the smooth-going gear shift of power train; 3. prevent power train overload.The clutch principal mode adopting is at present friction clutcch, and it is that driving link and driven member produce frictional force by friction and carry out transferring power.In practice, this clutch there will be some faults that cannot overcome.Be mainly reflected in following several aspect: 1. cltuch slipping; 2. clutch separation is not thorough; 3. clutch shudder (joint irregularity); 4. clutch abnormal sound.Producing the topmost reason of above-mentioned fault is due to the friction disc wear on driven disc, can not be thoroughly while causing driving link and the combination between driven member not in place, separated, hold-down mechanism presses not in place.Because driver's operation clutch is frequent, the wearing and tearing of friction plate are inevitable, and the problems referred to above can not solve, and meanwhile, the driven disc in clutch often will be changed, and the working life of clutch is not long.Driver has action key very when clutch is handled: semi-linkage, namely half-clutch state.This action is necessary in the process of vehicle starting, only have by its guarantee automobile balance starting and be not easy to stop working, and more existing planetary gear type clutches, due to only from the action with closing, the requirement of semi-linkage can not be met, the requirement of gentle start can not be met.
Summary of the invention
Content of the present utility model is to provide a kind of planetary pinion of planetary gear type clutch, and it can overcome certain or some defect of prior art.
According to the planetary pinion of a kind of planetary gear type clutch of the present utility model, it comprises planetary pinion body, planetary pinion body comprises input shaft, output shaft, gear ring, braking device, planet wheel, sun gear and planet carrier, and input shaft connects with sun gear, and output shaft connects with planet carrier; Planet carrier is provided with planet axis, and planet wheel is connected by bearing with planet axis; Braking device is arranged at gear ring outside; Planet carrier is dome shape, and it comprises end face and side, and the joint of end face and side is configured to chamfering; The opening end of side extends outside and is configured to a circle braking surface, and the joint of braking surface and side is configured to chamfering; The outer periderm of the part side of gear ring surrounds, and braking device radially shrinks can brake gear ring, and braking device pushes braking surface vertically can brake braking surface; The center of planet carrier is provided with a bearing support, and the center of bearing support is provided with output shaft mounting hole, and the edge of bearing support is provided with planet axis mounting hole.
The utility model is fixed gear ring by braking device and is unclamped, and take sun crop rotation as input block, and usining planet carrier just can input shaft as output block and the clutch function of output shaft.
The utility model is when carrying out clutch operation, and all gears of planetary gears are intermeshing all the time, and without shifting slide gear, fretting wear is little; The utility model is simple in structure, compact, and its load is assigned on the tooth of One's name is legion, and intensity is large; Thereby greatly increased physical life of the present utility model.Sun gear of the present utility model is done input end, planet carrier is done output terminal, velocity ratio is greater than 1, like this, and concerning whole power train, the numeric ratio of velocity ratio adopts friction clutcch to want large, for requiring the situation that velocity ratio is larger, main reducing gear can adopt single step arrangement to meet the demands, power foot, reduce the overall sizes of main reducing gear, improve the passing ability of automobile.
Planet carrier of the present utility model is provided with planet axis mounting hole, and planet wheel is arranged on planet axis mounting hole by planet axis, and planet wheel is connected by bearing with planet axis; On the side of planet carrier, be also configured with a braking surface, such design makes, and when braking device radially shrinks braking gear ring, planet carrier is in free state, now planet carrier rotates under the drive of planet wheel, thereby the power transmission of input shaft is arrived to output shaft; When braking device pushes braking surface braking braking surface vertically, gear ring is in free state, and planet carrier is locked, and now planet wheel rotates around planet axis, thereby reaches the object of detachment dynamic.In addition, by above-mentioned structure, make the utility model from, milder in closing the process of switching, guaranteed vehicle gentle start, be difficult for flame-out.
As preferably, the material of planet carrier is 42CrMo.
The material of planet carrier of the present utility model is 42CrMo, 42CrMo belongs to Ultrastrength Steel, there is high strength and toughness, hardenability is also better, without obvious temper brittleness, after quenching with Subsequent tempering, have higher fatigue limit and anti-repeatedly impact capacity, low-temperature impact toughness is good, can meet the demand of planet carrier in the utility model.
As preferably, output shaft mounting hole and output shaft pass through spline joint.
As preferably, planet wheel has 3, and corresponding 3 planet axis mounting holes circularize distribution, and the angle between any two planet axis mounting holes is 120 °.
Output shaft mounting hole of the present utility model and output shaft, by spline joint, are convenient to install.In a preferred embodiment of the present utility model, planet wheel has 3, and corresponding 3 planet axis mounting holes circularize distribution, and the angle between any two planet axis mounting holes is 120 °, and this can bring preferably effect for the utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of planetary pinion body in embodiment 1
Fig. 2 is the structural representation of planet carrier in embodiment 1;
Fig. 3 is the axial view of Fig. 2;
Fig. 4 is the A-A view of Fig. 3.
Embodiment
For further understanding content of the present utility model, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
Embodiment 1
As shown in Figure 1, planetary pinion for a kind of planetary gear type clutch of the present embodiment, it comprises planetary pinion body 100, planetary pinion body 100 comprises input shaft 110, output shaft 120, gear ring 130, braking device 140, planet wheel 150, sun gear 160 and planet carrier 170, input shaft 110 connects with sun gear 160, and output shaft 120 connects with planet carrier 170; Planet carrier 170 is provided with planet axis 151, and planet wheel 150 is connected by bearing with planet axis 151; Braking device 140 is arranged at gear ring 130 outsides; As shown in Figure 2, Figure 3, Figure 4, planet carrier 170 is dome shape, and it comprises end face 174 and side 175, and the joint of end face 174 and side 175 is configured to chamfering; The opening end of side 175 extends outside and is configured to a circle braking surface 176, and braking surface 176 is configured to chamfering with the joint of side 175; The outer periderm of the part side 175 of gear ring 130 surrounds, and braking device 140 radially shrinks and can brake gear ring 130, and braking device 140 pushes braking surface 176 vertically can brake braking surface 176; Planet carrier 170 center is provided with a bearing support 172, and bearing support 172 center is provided with output shaft mounting hole 171, and the edge of bearing support 172 is provided with planet axis mounting hole 173.
Wherein, the material of planet carrier 170 is 42CrMo.Output shaft mounting hole 171 passes through spline joint with output shaft 120.Planet wheel 150 has 3, and corresponding 3 planet axis mounting holes 173 circularize distribution, and the angle that any two planet axis mounting holes are 173 is 120 °.
When braking device 140 radially shrinks braking gear ring 130, planet carrier 170 is in free state, and now planet carrier 170 rotates under the drive of planet wheel 150, thereby the power transmission of input shaft 110 is arrived to output shaft 120; Thereby when braking device 140 pushes vertically braking surface 176 braking surface 176 is braked, gear ring 130 is in free state, and planet carrier 170 is locked, now planet wheel 150 rotates around planet axis 151, thereby reaches the object of detachment dynamic.In addition, by above-mentioned structure, make the present embodiment planetary gear type clutch planetary pinion from, milder in closing the process of switching, guaranteed vehicle gentle start, be difficult for flame-out.
Below schematically the utility model and mode of execution thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of mode of execution of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the utility model creation aim, without the creationary mode of structure similar to this technological scheme and the embodiment of designing, all should belong to protection domain of the present utility model.
Claims (4)
1. the planetary pinion of a planetary gear type clutch, it is characterized in that: comprise planetary pinion body (100), planetary pinion body (100) comprises input shaft (110), output shaft (120), gear ring (130), braking device (140), planet wheel (150), sun gear (160) and planet carrier (170), input shaft (110) connects with sun gear (160), and output shaft (120) connects with planet carrier (170); Planet carrier (170) is provided with planet axis (151), and planet wheel (150) is connected by bearing with planet axis (151); Braking device (140) is arranged at gear ring (130) outside; Planet carrier (170) is dome shape, and it comprises end face (174) and side (175), and the joint of end face (174) and side (175) is configured to chamfering; The opening end of side (175) extends outside and is configured to a circle braking surface (176), and braking surface (176) is configured to chamfering with the joint of side (175); The outer periderm side (175) of part of gear ring (130) surrounds, braking device (140) radially shrinks and can brake gear ring (130), and braking device (140) pushes braking surface (176) vertically can brake braking surface (176); The center of planet carrier (170) is provided with a bearing support (172), and the center of bearing support (172) is provided with output shaft mounting hole (171), and the edge of bearing support (172) is provided with planet axis mounting hole (173).
2. according to the planetary pinion of a kind of planetary gear type clutch shown in claim 1, it is characterized in that: the material of planet carrier (170) is 42CrMo.
3. according to the planetary pinion of a kind of planetary gear type clutch shown in claim 1, it is characterized in that: output shaft mounting hole (171) passes through spline joint with output shaft (120).
4. according to the planetary pinion of a kind of planetary gear type clutch shown in claim 1, it is characterized in that: planet wheel (150) has 3, corresponding 3 planet axis mounting holes (173) circularize distribution, and the angle between any two planet axis mounting holes (173) is 120 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420239076.5U CN203868251U (en) | 2014-05-09 | 2014-05-09 | Planetary gear of planetary gear type clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420239076.5U CN203868251U (en) | 2014-05-09 | 2014-05-09 | Planetary gear of planetary gear type clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203868251U true CN203868251U (en) | 2014-10-08 |
Family
ID=51649207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420239076.5U Expired - Fee Related CN203868251U (en) | 2014-05-09 | 2014-05-09 | Planetary gear of planetary gear type clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203868251U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107614938A (en) * | 2015-05-29 | 2018-01-19 | 谐波传动系统有限公司 | The series of epicyclic gearing |
| CN114321198A (en) * | 2021-12-21 | 2022-04-12 | 清华大学苏州汽车研究院（吴江） | Gear rack type dog clutch mechanism |
-
2014
- 2014-05-09 CN CN201420239076.5U patent/CN203868251U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107614938A (en) * | 2015-05-29 | 2018-01-19 | 谐波传动系统有限公司 | The series of epicyclic gearing |
| CN114321198A (en) * | 2021-12-21 | 2022-04-12 | 清华大学苏州汽车研究院（吴江） | Gear rack type dog clutch mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103883686B (en) | Dual-speed-ratio driving speed reducer | |
| KR101601472B1 (en) | Transmission for electric vehicle | |
| CN107208751A (en) | Automatic transmission | |
| CN102748435B (en) | Planetary gear transmission based on double brakes | |
| CN102619895B (en) | Normally-open clutch of micro-cultivator | |
| CN203868251U (en) | Planetary gear of planetary gear type clutch | |
| CN111033084A (en) | Automatic transmission for a motor vehicle and method for shifting an automatic transmission | |
| WO2018219385A1 (en) | Hybrid module and drive arrangement for a motor vehicle | |
| CN101858422A (en) | Automatic transmission with normally engaged disc clutches | |
| CN103899728B (en) | A kind of Pneumatic-control type dual planetary gear brake coupling | |
| CN203868249U (en) | Planetary gear | |
| CN103899682A (en) | Transmission brake hub | |
| CN103895493B (en) | The double-motor assembly of the integrated dual planetary gear brake coupling of a kind of hybrid power passenger car | |
| US20120220404A1 (en) | Clutch function device structured wtih controllable epicycle gear set | |
| CN203770571U (en) | Pneumatic-control two-planetary-gear brake clutch | |
| RU2498129C2 (en) | Method of braking under high rotary speeds by automatic gearbox with hydrodynamic torque converter | |
| DE102018124034A1 (en) | Coupling device and drive train with the coupling device and electrical axle for a vehicle | |
| CN205173292U (en) | Automatic clutch of being connected with automotive gear formula automatic transmission | |
| CN203868281U (en) | Gear ring of planetary gear type clutch | |
| CN203868173U (en) | Planetary gear type clutch | |
| CN104246291A (en) | Automatic manual transmission | |
| RU2013110017A (en) | AUTOMOTIVE POWER DRIVE DEVICE | |
| CN208185414U (en) | A kind of purlin vehicle gearbox body | |
| CN204900593U (en) | Special double clutch of electric automobile derailleur | |
| CN203309035U (en) | Infinitely variable transmission of eccentric planet wheel and planet gear |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20160509 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |