CN104179895A - Planetary gear reducer for high-capacity cement mixer truck - Google Patents
Planetary gear reducer for high-capacity cement mixer truck Download PDFInfo
- Publication number
- CN104179895A CN104179895A CN201410392009.1A CN201410392009A CN104179895A CN 104179895 A CN104179895 A CN 104179895A CN 201410392009 A CN201410392009 A CN 201410392009A CN 104179895 A CN104179895 A CN 104179895A
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- China
- Prior art keywords
- planet
- gear
- level
- ring gear
- planetary gear
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- 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.)
- Pending
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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
- F16H1/36—Toothed gearings for conveying rotary motion with gears having orbital motion with two central gears coupled by intermeshing orbital gears
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention relates to a planetary gear reducer for a high-capacity cement mixer truck, and aims to provide the planetary gear reducer which is high in reduction ratio and output torque, small in size, simple in producing technology, and suitable for a 12 to 14 m<2>'s cement mixer truck. The invention adopts the technical scheme that the planetary gear reducer comprises a front cover and a housing, wherein a primary planetary gear mechanism and a secondary planetary gear mechanism are arranged in the front cover and the housing, and connected in series with each other; a drum-shaped coupler connected with the secondary planetary gear mechanism is arranged in the housing; the primary planetary gear mechanism is connected with an external power source through an input shaft; the drum-shaped coupler is connected with an output flange shaft used for outputting power; the primary planetary gear mechanism is a three-planet NW type planetary gear mechanism; the secondary planetary gear mechanism is a four-planet NGW type planetary gear mechanism.
Description
Technical field
The present invention relates to gear reducer, be specifically related to the automobile-used plane table thermoconductivity meter of a kind of large capacity cement mixing.
Background technique
At present, domestic speed reducer for cement mixer market mainly relies on the product of import or foreign capitals brand, and speed reducer dependence on import product completely especially for large capacity transit mixer, causes speed reducer overall price high, and after sales service is difficult to meet.Given this, design a automobile-used plane table thermoconductivity meter of 12-14 side's cement mixing that is applicable to, have advantages of that volume is little, reduction speed ratio is large, output torque is large, substituting import one product is very necessary.
Summary of the invention
In order to solve the problems of the prior art, the present invention proposes that a kind of reduction speed ratio is large, and output torque is large, and volume is little, the simple large automobile-used plane table thermoconductivity meter of capacity cement mixing of manufacturing process.
In order to reach above goal of the invention, the technical solution adopted in the present invention is: comprise protecgulum and housing, in protecgulum and housing, be provided with primary planet pinion mechanism and the secondary planetary gear mechanism of mutual series connection, and the cydariform coupling being connected with secondary planetary gear mechanism, primary planet pinion mechanism connects external power supply by input shaft, and cydariform coupling connects output flange axle;
Described primary planet pinion mechanism is three planet NW type planetary gears, and described secondary planetary gear mechanism is four lines star NGW type planetary gears.
Described primary planet pinion mechanism comprises by shaft-driven three the one-level planet wheels of input, three one-level planet wheels are arranged on primary planet carrier by one-level planet axis, one-level planet wheel is duplicate gear, the gearwheel of one-level planet wheel and input shaft engagement, small gear and the engagement of one-level ring gear, one-level ring gear is fixedly connected with protecgulum;
Described secondary planetary gear mechanism comprises the secondary solar gear being connected with primary planet carrier, secondary solar gear drives four secondary planet wheels, four secondary planet wheels are arranged on secondary planet frame by secondary planet axle, four secondary planet wheels mesh with secondary solar gear and secondary ring gear simultaneously, secondary ring gear is fixedly connected with housing, on secondary planet frame, is provided with ring gear;
Described cydariform coupling comprises the coupling gear with cydariform external tooth, and the engagement of the cydariform external tooth of coupling gear and the ring gear of secondary planet frame, forms cydariform coupling, by power transmission to output flange axle.
On described coupling gear, be provided with splined hole, and be connected with output flange axle by splined hole.
Described input shaft one end adopts internal spline structure, in order to connect external power supply; The other end adopts gear shaft structure, as one-level sun gear, drives one-level planet wheel.
Described secondary solar gear one end adopts external splines structure to connect primary planet carrier, and the other end adopts gear shaft structure to drive secondary planet wheel.
Between described one-level planet wheel endoporus and one-level planet axis, be all provided with without retainer full type roller bearing between secondary planet wheel endoporus and secondary planet axle.
Described one-level ring gear is fixedly connected with protecgulum by external splines, and secondary ring gear is fixedly connected with housing by external splines.
Described one-level ring gear and the cylindrical of secondary ring gear are all set to two sections: one section is optical axis, and another section is external splines; The endoporus of protecgulum and housing is also made as two sections accordingly: one section is unthreaded hole, and another section is internal spline, and unthreaded hole and optical axis section coordinate to one-level ring gear and secondary ring gear location, and internal spline is connected transmitting torque with external splines.
Described output flange axle is bearing on reducer shell by double-row self-aligning roller bearing, outwards output torque and rotating speed.
Compared with prior art, input shaft input power of the present invention and rotating speed are to primary planet pinion mechanism, after primary speed-down, power is passed to secondary planetary gear mechanism, secondary further slows down to rise and by cydariform coupling, passes to output flange axle after turning round and export, output flange axle by transmission of power to cement agitating tank or other engineering machinery.Primary planet pinion mechanism is three planet NW type planetary gears, secondary planetary gear mechanism is four lines star NGW type planetary gears, the present invention is applicable to the automobile-used plane table thermoconductivity meter of 12～14 side's cement mixing, the feature of this speed reducer is that volume is little, reduction speed ratio is large, output torque is large, and manufacturing process is simple.
Further, I and II ring gear of the present invention is by locating and being connected separated mode and protecgulum and housing and assembling, and I and II ring gear Excircle machining is two sections: optical axis and external splines; Protecgulum is corresponding with housing endoporus is also designed to two sections: unthreaded hole and internal spline.Unthreaded hole and optical axis section coordinate to ring gear location, and internal spline is connected transmitting torque with external splines, adopts design of the present invention to reduce structure space, has improved assembly precision.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the erection drawing of I and II ring gear and protecgulum and housing;
Wherein, 1-input shaft, 2-protecgulum, 3-one-level ring gear, 4-one-level planet wheel, 5-one-level planet axis, 6-one-level without retainer full type roller bearing, 7-primary planet carrier, 8-secondary solar gear, 9-secondary planet wheel, 10-secondary planet axle, 11-secondary ring gear, 12-secondary without retainer full type roller bearing, 13-secondary planet frame, 14-coupling gear, 15-housing, 16-selfaligning roller bearing, 17-output flange axle, 18-spline joint section, 19-positioning section.
Embodiment
Below in conjunction with embodiment, the present invention will be further described.
Referring to Fig. 1, the present invention includes: comprise protecgulum 2 and housing 15, in protecgulum 2 and housing 15, be provided with primary planet pinion mechanism and the secondary planetary gear mechanism of mutual series connection, and the cydariform coupling being connected with secondary planetary gear mechanism, primary planet pinion mechanism connects external power supply by input shaft 1, cydariform coupling comprises the coupling gear 14 that is provided with cydariform external tooth and splined hole, the cydariform external tooth of coupling gear and the engagement of the ring gear of secondary planet frame 13, splined hole is connected with output flange axle 17, primary planet pinion mechanism is three planet NW type planetary gears, secondary planetary gear mechanism is four lines star NGW type planetary gears.
Primary planet pinion mechanism comprises the one-level planet wheel 4 being driven by input shaft 1, and input shaft 1 one end adopts internal spline structure, in order to connect external power supply; The other end adopts gear shaft structure, as one-level sun gear, drive three one-level planet wheels 4, three one-level planet wheels 4 are arranged on primary planet carrier 7 by one-level planet axis 5, between one-level planet wheel 4 endoporus and one-level planet axis 5, one-level is housed without retainer full type roller bearing 6, one-level planet wheel 4 is duplicate gear, the gearwheel of one-level planet wheel 4 and input shaft 1 engagement, small gear and 3 engagements of one-level ring gear;
Secondary planetary gear mechanism comprises the secondary solar gear 8 being connected with primary planet carrier 7, secondary solar gear 8 one end adopt external splines to connect primary planet carrier 7, the other end adopts gear shaft structure to drive secondary planet wheel 9, four secondary planet wheels 9 are arranged on secondary planet frame 13 by secondary planet axle 10, secondary planet is taken turns between 9 endoporus and secondary planet axle 10 and secondary is housed without retainer full type roller bearing 12, secondary planet wheel 9 meshes with secondary solar gear 8 and secondary ring gear 11 simultaneously, and secondary planet frame 13 is provided with ring gear;
Referring to Fig. 2, one-level ring gear 3 is connected with protecgulum 2 by external splines, and secondary ring gear 11 is connected with housing 15 by external splines, and the cylindrical of one-level ring gear 3 and secondary ring gear 11 is all made as two sections: one section is optical axis, and another section is external splines; The endoporus of protecgulum 2 and housing 15 is also made as two sections accordingly: one section is unthreaded hole, and another section is internal spline.When one-level ring gear 3 and secondary ring gear 11 are respectively charged into, positioning section 19 is coordinated to ring gear and is located by unthreaded hole and optical axis section, and spline joint section 18 is connected transmitting torque by internal spline with external splines, and this design reduces structure space, has improved assembly precision.
Coupling gear 14 is provided with splined hole, and splined hole is connected with the external splines on output flange axle 17, and power is passed to output flange axle 17, and output flange axle 17 is bearing on reducer shell 15 by double-row self-aligning roller bearing 16, outwards output torque and rotating speed.
Concrete assembling of the present invention: referring to Fig. 1, one-level, secondary planetary gear mechanisms for two stages are in series: the first order is three planet NW types, the second level is four lines star NGW type.Primary planet pinion mechanism and secondary planetary gear mechanism are installed in protecgulum 2 and housing 15, and protecgulum 2 and housing 15 seam location, be bolted together;
Primary planet pinion mechanism comprises that input shaft 1, one-level planet wheel 4, one-level ring gear 3, one-level planet axis 5, one-level are without retainer full type roller bearing 6 and primary planet carrier 7.Secondary planetary gear mechanism comprises that secondary solar gear 8, secondary planet wheel 9, secondary planet axle 10, secondary ring gear 11, secondary are without retainer full type roller bearing 12 and secondary planet frame 13.
Input shaft 1 left end adopts internal spline structure, in order to connect external power supply; Right-hand member adopts gear shaft structure, as one-level sun gear, drives three one-level planet wheels 4.Three one-level planet wheels 4 are evenly contained on primary planet carrier 7 by planet axis 5; One-level planet wheel 4 is duplicate gear, the gear shaft structure engagement of the gearwheel of one-level planet wheel 4 and input shaft 1, small gear and 3 engagements of one-level ring gear, one-level ring gear 3 is fixedly connected with protecgulum 2 by external splines, and power outputs to secondary solar gear 8 by primary planet carrier 7.
Secondary solar gear 8 left ends are external splines structures, connect primary planet carrier 7, accept the power input of one-level planetary mechanism; Right-hand member adopts gear shaft structure, as secondary solar gear, drives secondary planet wheel 9.Four secondary planet wheels are evenly contained in secondary planet frame 13 by planet axis 10; Secondary planet wheel 9 meshes with secondary solar gear 8 and secondary ring gear 11 simultaneously.Secondary ring gear 11 is fixedly connected with housing 15 by external splines.Power is exported to coupling gear 14 by secondary planet frame 13.
On secondary planet frame 13, be processed with ring gear, coupling gear 14 is processed with splined hole and cydariform external tooth.Cydariform external tooth and the engagement of secondary planet frame ring gear, form cydariform coupling, and power is transmitted downwards; Coupling gear spline hole and the upper outside spline joint of flange shaft 17, pass to output flange axle by power; Output flange axle 17 is bearing on reducer shell 15 by double-row self-aligning roller bearing 16, outside output torque and rotating speed, and allow radially wobbling of ± 6 degree.
External impetus passes to cement agitating tank or other engineering machinery through input shaft 1, primary planet pinion mechanism, secondary planetary gear mechanism, cydariform coupling, output flange axle 17.
Input shaft 1 input power of the present invention and rotating speed are to primary planet pinion mechanism, after primary speed-down, power is passed to secondary planetary gear mechanism, secondary further slows down after liter is turned round and passes to 17 outputs of output flange axle by cydariform coupling, output flange axle 17 by transmission of power to cement agitating tank or other engineering machinery, primary planet pinion mechanism is three planet NW type planetary gears, secondary planetary gear mechanism is four lines star NGW type planetary gears, the present invention is applicable to the automobile-used plane table thermoconductivity meter of 12～14 side's cement mixing, the feature of this speed reducer is that volume is little, reduction speed ratio is large, output torque is large, manufacturing process is simple.
Claims (9)
1. the automobile-used plane table thermoconductivity meter of large capacity cement mixing, it is characterized in that: comprise protecgulum (2) and housing (15), in protecgulum (2) and housing (15), be provided with primary planet pinion mechanism and the secondary planetary gear mechanism of mutual series connection, and the cydariform coupling being connected with secondary planetary gear mechanism, primary planet pinion mechanism connects external power supply by input shaft (1), and cydariform coupling connects output flange axle (17);
Described primary planet pinion mechanism is three planet NW type planetary gears, and described secondary planetary gear mechanism is four lines star NGW type planetary gears.
2. the automobile-used plane table thermoconductivity meter of large capacity cement mixing according to claim 1, it is characterized in that: described primary planet pinion mechanism comprises three the one-level planet wheels (4) that driven by input shaft (1), three one-level planet wheels (4) are arranged on primary planet carrier (7) by one-level planet axis (5), one-level planet wheel (4) is duplicate gear, the gearwheel of one-level planet wheel (4) and input shaft (1) engagement, small gear and one-level ring gear (3) engagement, one-level ring gear (3) is fixedly connected with protecgulum (2);
Described secondary planetary gear mechanism comprises the secondary solar gear (8) being connected with primary planet carrier (7), secondary solar gear (8) drives four secondary planet wheels (9), four secondary planet wheels (9) are arranged on secondary planet frame (13) by secondary planet axle (10), four secondary planet wheels (9) mesh with secondary solar gear (8) and secondary ring gear (11) simultaneously, secondary ring gear (11) is fixedly connected with housing (15), and secondary planet frame is provided with ring gear on (13);
Described cydariform coupling comprises the coupling gear (14) with cydariform external tooth, the ring gear engagement of the cydariform external tooth of coupling gear (14) and secondary planet frame (13), form cydariform coupling, by power transmission to output flange axle (17).
3. the automobile-used plane table thermoconductivity meter of large capacity cement mixing according to claim 2, is characterized in that: on described coupling gear (14), be provided with splined hole, and be connected with output flange axle (17) by splined hole.
4. the automobile-used plane table thermoconductivity meter of large capacity cement mixing according to claim 2, is characterized in that: described input shaft (1) one end adopts internal spline structure, in order to connect external power supply; The other end adopts gear shaft structure, as one-level sun gear, drives one-level planet wheel (4).
5. the automobile-used plane table thermoconductivity meter of large capacity cement mixing according to claim 2, it is characterized in that: described secondary solar gear (8) one end adopts external splines structure to connect primary planet carrier (7), the other end adopts gear shaft structure to drive secondary planet wheel (9).
6. the automobile-used plane table thermoconductivity meter of large capacity cement mixing according to claim 2, is characterized in that: between described one-level planet wheel (4) endoporus and one-level planet axis (5), be all provided with without retainer full type roller bearing between secondary planet wheel (9) endoporus and secondary planet axle (10).
7. the automobile-used plane table thermoconductivity meter of large capacity cement mixing according to claim 2, it is characterized in that: described one-level ring gear (3) is fixedly connected with protecgulum (2) by external splines, secondary ring gear (11) is fixedly connected with housing (15) by external splines.
8. the automobile-used plane table thermoconductivity meter of large capacity cement mixing according to claim 7, is characterized in that: described one-level ring gear (3) and the cylindrical of secondary ring gear (11) are all set to two sections: one section is optical axis, and another section is external splines; The endoporus of protecgulum (2) and housing (15) is also made as two sections accordingly: one section is unthreaded hole, another section is internal spline, unthreaded hole and optical axis section coordinate to one-level ring gear (3) and secondary ring gear (11) location, and internal spline is connected transmitting torque with external splines.
9. the automobile-used plane table thermoconductivity meter of large capacity cement mixing according to claim 3, it is characterized in that: it is upper that described output flange axle (17) is bearing in reducer shell (15) by double-row self-aligning roller bearing (16), outwards output torque and rotating speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410392009.1A CN104179895A (en) | 2014-08-11 | 2014-08-11 | Planetary gear reducer for high-capacity cement mixer truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410392009.1A CN104179895A (en) | 2014-08-11 | 2014-08-11 | Planetary gear reducer for high-capacity cement mixer truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104179895A true CN104179895A (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410392009.1A Pending CN104179895A (en) | 2014-08-11 | 2014-08-11 | Planetary gear reducer for high-capacity cement mixer truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104179895A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439980A (en) * | 2019-09-10 | 2019-11-12 | 南京高精齿轮集团有限公司 | A kind of planet cement grinding mill gear-box |
| CN110725902A (en) * | 2019-09-19 | 2020-01-24 | 西安汇鑫传动控制有限责任公司 | Speed reducer for concrete mixer truck and application method thereof |
| CN112049904A (en) * | 2019-06-06 | 2020-12-08 | 沈阳露天采矿设备制造有限公司 | Novel rotary planetary reducer of mining excavator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201339683Y (en) * | 2009-01-21 | 2009-11-04 | 浙江长泰机械有限公司 | Decelerator for cement mixer |
| CN202690898U (en) * | 2012-06-19 | 2013-01-23 | 徐震华 | Reducer for cement mixer |
| CN103133608A (en) * | 2011-12-01 | 2013-06-05 | 金建光 | Reduction box |
| WO2014051132A1 (en) * | 2012-09-25 | 2014-04-03 | Mitsuba Corporation | Reduction motor |
| CN203670625U (en) * | 2013-07-02 | 2014-06-25 | 重庆荣骄机械设备有限公司 | Speed reducer |
| CN204061749U (en) * | 2014-08-11 | 2014-12-31 | 陕西法士特汽车传动集团有限责任公司 | The automobile-used plane table thermoconductivity meter of a kind of Large Copacity cement mixing |
-
2014
- 2014-08-11 CN CN201410392009.1A patent/CN104179895A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201339683Y (en) * | 2009-01-21 | 2009-11-04 | 浙江长泰机械有限公司 | Decelerator for cement mixer |
| CN103133608A (en) * | 2011-12-01 | 2013-06-05 | 金建光 | Reduction box |
| CN202690898U (en) * | 2012-06-19 | 2013-01-23 | 徐震华 | Reducer for cement mixer |
| WO2014051132A1 (en) * | 2012-09-25 | 2014-04-03 | Mitsuba Corporation | Reduction motor |
| CN203670625U (en) * | 2013-07-02 | 2014-06-25 | 重庆荣骄机械设备有限公司 | Speed reducer |
| CN204061749U (en) * | 2014-08-11 | 2014-12-31 | 陕西法士特汽车传动集团有限责任公司 | The automobile-used plane table thermoconductivity meter of a kind of Large Copacity cement mixing |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112049904A (en) * | 2019-06-06 | 2020-12-08 | 沈阳露天采矿设备制造有限公司 | Novel rotary planetary reducer of mining excavator |
| CN110439980A (en) * | 2019-09-10 | 2019-11-12 | 南京高精齿轮集团有限公司 | A kind of planet cement grinding mill gear-box |
| CN110725902A (en) * | 2019-09-19 | 2020-01-24 | 西安汇鑫传动控制有限责任公司 | Speed reducer for concrete mixer truck and application method thereof |
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Application publication date: 20141203 |