CN101994785B - Gear box with two drive converting mechanisms - Google Patents
Gear box with two drive converting mechanisms Download PDFInfo
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- CN101994785B CN101994785B CN 201010544383 CN201010544383A CN101994785B CN 101994785 B CN101994785 B CN 101994785B CN 201010544383 CN201010544383 CN 201010544383 CN 201010544383 A CN201010544383 A CN 201010544383A CN 101994785 B CN101994785 B CN 101994785B
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- teeth wheels
- live axle
- gear teeth
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Abstract
The invention relates to a gear box with two drive converting mechanisms, which is characterized in that one end of a drive shaft is connected with the input end of a change gear set and the other end thereof is provided with external splines and equipped with internal gear sleeves; the middle of the internal gear sleeves is provided with a convex weir raised inwards; internal splines are respectively arranged on the internal walls of the internal gear sleeves and at the top of the convex weir; a hollow gear shaft is sleeved on the drive shaft; the two ends of the hollow gear shaft are respectively provided with a bevel gear and external splines corresponding to the internal splines on the internal walls of the internal gear sleeves; a first power shaft with the same coaxial core with the drive shaft is arranged at the end of the drive shaft; the first power shaft, adjacent to the end of the drive shaft, is provided with external splines corresponding to the internal splines on the internal walls of the internal gear sleeves; a second power shaft is arranged in the direction vertical to the drive shaft; the end of the second power shaft is provided with a bevel gear; the bevel gear is matched with the bevel gear at one end of the hollow gear shaft; the first power shaft and the second power shaft are supported on the box via bearings; and the drive shaft is supported on the box by the hollow gear shaft via a bearing.
Description
Technical field
The present invention relates to a kind of gear-box, especially a kind of have two and drive power sources, only has during work to select one by switching mechanism and select to drive the in running order single output gear case of power source.
Background technique
In the process that realizes power-converting, gear-box has been brought into play considerable effect.Along with the development of science and technology, people constantly propose Secretary to the conversion of power, and various forms of gear-boxes arise at the historic moment according to different demands.
At present, in the gear-box of double dynamical axle list output, the general mode that adopts parallel input of the power intake of its double dynamical axle, or directly drive a speed change gear, or by speed change gear of intermediate gear conversion rear driving.The double dynamical axle list output gear case of this form, not only the centre distance of two line shafts is larger, cause the parallel installing space of gear-box drive part larger, and in order to solve two phase mutual interference between the line shaft, also must be furnished with independently clutch, guaranteeing that another line shaft could be worked under the out-of-work state of line shaft, otherwise will cause gear-box to damage; If between two clutches, interlocking gear is set, must cause complex structure.The set-up mode of choose reasonable line shaft how, and select suitable switching mechanism, be the volume that reduces line shaft list output gear case, guarantee the key of its normal operation.
Summary of the invention
The object of the invention is to, the parallel installing space of the drive part that the gear-box of exporting for present double input list exists is larger, the practical problem that transformational structure is complicated, provide a kind of input shaft is adopted new set-up mode, and introduce the gear-boxes that driven the two driving switching mechanisms of containing of inner gear sleeve structure by shift fork.
The object of the present invention is achieved like this: a kind of gear-boxes that contain two driving switching mechanisms, comprise casing, gear teeth wheels, line shaft and output shaft, it is characterized in that: the first line shaft and the second line shaft that are provided with quadrature, and select one by gearshift and select they and live axle clutch, concrete structure is:
A) end of live axle is connected with the input end of gear teeth wheels, and the other end is provided with external splines, and is furnished with the internal tooth casing that is driven by the conversion shift fork;
B) described internal tooth casing middle part is provided with an inwardly protruded protruding weir, and internal spline is located at respectively the inwall of internal tooth casing and the top on protruding weir, the internal spline and driveshaft end external splines coupling of protruding weir crest section, and can before and after slip;
C) hollow gear shaft of suit on the live axle, an end of hollow gear shaft is provided with bevel gear, and the other end is provided with the external splines corresponding with internal spline on the internal tooth casing inwall;
D) driveshaft end is the first line shaft of concentric, and the end of the first line shaft next-door neighbour live axle is provided with the external splines corresponding with internal spline on the internal tooth casing inwall;
E) be provided with the second line shaft perpendicular to the live axle direction, the end of the second line shaft is bevel gear, the bevel gear coupling of this bevel gear and hollow gear shaft one end;
F) described the first line shaft and the second line shaft by bearings in casing, described live axle by hollow gear shaft by bearings in casing.
In the present invention: the joining portion of described hollow gear shaft and live axle is provided with axle sleeve.
In the present invention: described gear teeth wheels are the gear teeth wheels that contain planetary gear train.
In the present invention: described live axle is connected with the sun wheel shaft of planetary gear train, and described output shaft is connected with the planetary wheel carrier of planetary gear train.
In the present invention: described live axle is connected with the planetary wheel carrier of planetary gear train, and described output shaft is connected with the sun wheel shaft of planetary gear train.
In the present invention: described gear teeth wheels are the gear teeth wheels that are combined to form by horizontal gear, or make up the gear teeth wheels that form by helical gear, or make up the gear teeth wheels that form by bevel gear, or by the gear teeth wheels that are combined to form between them.
In the present invention: the gear teeth wheels of described gear teeth wheels for being combined to form by horizontal gear and planetary gear train, or the gear teeth wheels that are combined to form by helical gear and planetary gear train, or the gear teeth wheels that are combined to form by bevel gear and planetary gear train.
In the present invention: the output terminal of described gear teeth wheels is the overdrive gear group for its input end, or train of reduction gears, or the stepless speed-changing gear group.
In the present invention: the output terminal of described gear teeth wheels is the overdrive gear group for its input end, or train of reduction gears.
The invention has the advantages that: because two line shafts are adopted the orthogonal manner setting, can dwindle the parallel installing space of gear-box drive part; Because a line shaft also is connected by the gearshift live axle with live axle, another line shaft is perpendicular to live axle, be sleeved on hollow gear shaft on the live axle by bevel gear driving, hollow gear shaft drives live axle, compact structure by driving gearshift; Shift fork is driven inner gear sleeve structure as two driving switching mechanisms, can effectively prevent the phase mutual interference of two line shafts, after two drivings realize switching, even the line shaft that is withdrawed from does not also stop fully, can not affect the line shaft normal operation of newly coming into operation yet, more can not damage gear-box; Especially after the gear teeth wheels adopted planetary gear train, gear-box will obtain larger gear ratio, has less volume.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention when being in the first line shaft and driving.
Fig. 2 is the structural representation of the embodiment of the invention when being in the second line shaft and driving.
Among the figure: 1, the second line shaft, the 2, first line shaft, 3, internal tooth casing, 4, output shaft, 5, live axle, 6, the gear teeth wheels, 7, hollow gear shaft, 8, casing.
Embodiment
Accompanying drawing discloses the concrete structure of the embodiment of the invention without limitation, and the invention will be further described below in conjunction with accompanying drawing,
By Fig. 1 Fig. 2 as seen: the present invention includes the first line shaft 2 and the second line shaft 1, and select one by gearshift 3 and select they and live axle 5 clutches.
One end of live axle 5 is connected with the input end of gear teeth wheels 6, and the other end is provided with external splines, and is furnished with the internal tooth casing 3 that is driven by the conversion shift fork;
Internal tooth casing 3 middle parts are provided with an inwardly protruded protruding weir, and internal spline is located at respectively the inwall of internal tooth casing 3 and the top on protruding weir, the internal spline of protruding weir crest section and live axle 5 end external spliness couplings, and can before and after slide;
Hollow gear shaft 7 of suit on the live axle 5, an end of hollow gear shaft 7 is provided with bevel gear, and the other end is provided with the external splines corresponding with internal spline on internal tooth casing 3 inwalls;
The first line shaft 2 is positioned at live axle 5 ends, and with its concentric, the end of the first line shaft 2 next-door neighbour live axles 5 is provided with the external splines corresponding with internal spline on internal tooth casing 3 inwalls;
The second line shaft 1 is bevel gear perpendicular to the end of live axle 5, the second line shafts 1, the bevel gear coupling of this bevel gear and hollow gear shaft 7 one ends;
The first line shaft 2 and the second line shaft 1 by bearings in casing 8, described live axle 5 by hollow gear shaft 7 by bearings in casing 8.
In Fig. 1, internal tooth casing 3 is positioned at the first line shaft 2 one sides, at this moment, the end external splines engagement of the internal spline on internal tooth casing 3 inwalls and the first line shaft 2 next-door neighbour's live axles 5, the internal spline of the protruding weir crest of internal tooth casing 3 section and the external splines engagement of live axle 5 ends, under the effect of the first power source, the first line shaft 2 drives live axle 5 by internal tooth casing 3 and rotates.
In Fig. 2, internal tooth casing 3 is positioned at the second line shaft 2 one sides, at this moment, the bevel gear of the second line shaft 1 end and the engagement of the bevel gear of hollow gear shaft 7 one ends, internal spline engagement on the external splines of hollow gear shaft 7 one ends and internal tooth casing 3 inwalls, under the effect in the second power source, the second line shaft 2 drives live axle 5 through hollow gear shaft 7 by internal tooth casing 3 and rotates.
In Fig. 1 the present embodiment shown in Figure 2: described hollow gear shaft 7 also is provided with axle sleeve with the joining portion of live axle 5.
In Fig. 1 the present embodiment shown in Figure 2: described gear teeth wheels 6 are for containing the gear teeth wheels of planetary gear train, wherein, live axle 5 is connected with the sun wheel shaft of planetary gear train, and described output shaft 4 is connected with the planetary wheel carrier of planetary gear train, forms the reduction gear box that contains planetary gear train.
During implementation, as long as live axle 5 is connected with the planetary wheel carrier of planetary gear train, described output shaft 4 is connected with the sun wheel shaft of planetary gear train, forms the step-up gear that contains planetary gear train.
During implementation, gear teeth wheels 6 can also be selected the gear teeth wheels that are combined to form by horizontal gear and planetary gear train, or the gear teeth wheels that are combined to form by helical gear and planetary gear train, or combined by bevel gear and planetary gear train, the output terminal of described gear teeth wheels 6 is for its input end, can be the overdrive gear group, or train of reduction gears, or the stepless speed-changing gear group.
During implementation, gear teeth wheels 6 can also be selected the gear teeth wheels that are combined to form by horizontal gear and planetary gear train, or the gear teeth wheels that are combined to form by helical gear and planetary gear train, or combined by bevel gear and planetary gear train, the output terminal of described gear teeth wheels 6 is for its input end, can be the overdrive gear group, or train of reduction gears.
During implementation, the first power source can adopt the identical power source of rated speed with the second power source, also can adopt the not identical power source of rated speed, and they are delivered to live axle 5 rotating speeds can be consistent, also can be inconsistent.
Claims (9)
1. one kind contains two gear-boxes that drive switching mechanism, comprise casing, gear teeth wheels, line shaft and output shaft, it is characterized in that: be provided with the first line shaft and second line shaft of quadrature, and select one by gearshift and select they and live axle clutch, concrete structure is:
A) end of live axle is connected with the input end of gear teeth wheels, and the other end is provided with external splines, and is furnished with the internal tooth casing that is driven by the conversion shift fork;
B) described internal tooth casing middle part is provided with an inwardly protruded protruding weir, and internal spline is located at respectively the inwall of internal tooth casing and the top on protruding weir, the internal spline and driveshaft end external splines coupling of protruding weir crest section, and can before and after slip;
C) hollow gear shaft of suit on the live axle, an end of hollow gear shaft is provided with bevel gear, and the other end is provided with the external splines corresponding with internal spline on the internal tooth casing inwall;
D) driveshaft end is the first line shaft of concentric, and the end of the first line shaft next-door neighbour live axle is provided with the external splines corresponding with internal spline on the internal tooth casing inwall;
E) be provided with the second line shaft perpendicular to the live axle direction, the end of the second line shaft is bevel gear, the bevel gear coupling of this bevel gear and hollow gear shaft one end;
F) described the first line shaft and the second line shaft by bearings in casing, described live axle by hollow gear shaft by bearings in casing.
2. according to claim 1ly contain two gear-boxes that drive switching mechanisms, it is characterized in that: the joining portion of described hollow gear shaft and live axle is provided with axle sleeve.
3. according to claim 2ly contain two gear-boxes that drive switching mechanisms, it is characterized in that: described gear teeth wheels are the gear teeth wheels that contain planetary gear train.
4. according to claim 3ly contain two gear-boxes that drive switching mechanisms, it is characterized in that: described live axle is connected with the sun wheel shaft of planetary gear train, and described output shaft is connected with the planetary wheel carrier of planetary gear train.
5. according to claim 3ly contain two gear-boxes that drive switching mechanisms, it is characterized in that: described live axle is connected with the planetary wheel carrier of planetary gear train, and described output shaft is connected with the sun wheel shaft of planetary gear train.
6. according to claim 2ly contain two gear-boxes that drive switching mechanisms, it is characterized in that: the gear teeth wheels of described gear teeth wheels for being combined to form by horizontal gear, or the gear teeth wheels that formed by helical gear combination, or the gear teeth wheels that formed by bevel gear combination, or by the gear teeth wheels that are combined to form between them.
7. according to claim 2ly contain two gear-boxes that drive switching mechanisms, it is characterized in that: the gear teeth wheels of described gear teeth wheels for being combined to form by horizontal gear and planetary gear train, or the gear teeth wheels that are combined to form by helical gear and planetary gear train, or the gear teeth wheels that are combined to form by bevel gear and planetary gear train.
8. according to claim 1 and 2ly contain two gear-boxes that drive switching mechanisms, it is characterized in that: the output terminal of described gear teeth wheels is the overdrive gear group for its input end,
Or train of reduction gears, or stepless speed-changing gear group.
9. according to claim 6 or 7 describedly contain two gear-boxes that drive switching mechanisms, it is characterized in that: the output terminal of described gear teeth wheels is the overdrive gear group for its input end, or train of reduction gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010544383 CN101994785B (en) | 2010-11-15 | 2010-11-15 | Gear box with two drive converting mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010544383 CN101994785B (en) | 2010-11-15 | 2010-11-15 | Gear box with two drive converting mechanisms |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101994785A CN101994785A (en) | 2011-03-30 |
| CN101994785B true CN101994785B (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010544383 Active CN101994785B (en) | 2010-11-15 | 2010-11-15 | Gear box with two drive converting mechanisms |
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| CN (1) | CN101994785B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979886A (en) * | 2012-11-25 | 2013-03-20 | 安徽工程大学 | Right-angle gearbox |
| CN103758986B (en) * | 2014-01-10 | 2016-08-17 | 宁波东力传动设备有限公司 | A kind of gear-box hollow splined shaft export structure |
| CN104891362A (en) * | 2014-03-03 | 2015-09-09 | 常州市南方驱动技术有限公司 | Gear box of petroleum drilling machine winch and winch adopting gear box |
| CN104019337B (en) * | 2014-05-23 | 2016-01-13 | 郑州机械研究所 | Two rotary shaft mechanisms that high rigidity gyration center is orthogonal can be realized |
| CN104913011B (en) * | 2015-06-16 | 2018-01-19 | 南京高精齿轮集团有限公司 | Locomotive engine testing stand specialized high-speed debugs gear-box |
| CN106949199B (en) * | 2017-05-11 | 2023-09-22 | 张家港川梭车业有限公司 | Two-wheel drive pawl movable gear shifting two-gear speed change device |
| CN108311751A (en) * | 2018-04-24 | 2018-07-24 | 中山市捷联机电有限公司 | Convenient and durable cutting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5486125A (en) * | 1993-05-25 | 1996-01-23 | Honda Giken Kogyo Kabushiki Kaisha | Drive transmission system for vessel propelling equipment |
| CN1232146A (en) * | 1998-04-14 | 1999-10-20 | 周干绪 | Multifunctional planetary speed reducer |
| CN2505644Y (en) * | 2001-11-27 | 2002-08-14 | 谢家伟 | Coaxial double-steering toothed gearbox device |
| CN201385570Y (en) * | 2009-04-22 | 2010-01-20 | 安徽中鼎飞彩车辆有限公司 | Gearshift assembly for single-cylinder tri-wheeled vehicle |
| CN201875064U (en) * | 2010-11-15 | 2011-06-22 | 南京高特齿轮箱制造有限公司 | Gear box with double driving conversion mechanisms |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100685322B1 (en) * | 2005-10-25 | 2007-02-22 | 우영유압주식회사 | Triple-axle-drive variable transmission for heavy machinery |
-
2010
- 2010-11-15 CN CN 201010544383 patent/CN101994785B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5486125A (en) * | 1993-05-25 | 1996-01-23 | Honda Giken Kogyo Kabushiki Kaisha | Drive transmission system for vessel propelling equipment |
| CN1232146A (en) * | 1998-04-14 | 1999-10-20 | 周干绪 | Multifunctional planetary speed reducer |
| CN2505644Y (en) * | 2001-11-27 | 2002-08-14 | 谢家伟 | Coaxial double-steering toothed gearbox device |
| CN201385570Y (en) * | 2009-04-22 | 2010-01-20 | 安徽中鼎飞彩车辆有限公司 | Gearshift assembly for single-cylinder tri-wheeled vehicle |
| CN201875064U (en) * | 2010-11-15 | 2011-06-22 | 南京高特齿轮箱制造有限公司 | Gear box with double driving conversion mechanisms |
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| Publication number | Publication date |
|---|---|
| CN101994785A (en) | 2011-03-30 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20160525 Address after: 210012 Jiangsu Province, Yuhuatai District of Nanjing City, especially small Jia Ao No. 3 Patentee after: Nanjing High-Speed & Accurate Gear Group Co., Ltd. Address before: 211100 No. 8, Tian Tian Lu, Fang Fang Industrial Park, Jiangning District, Jiangsu, Nanjing Patentee before: Nanjing Gaote Gear Box Manufacturing Co., Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20191010 Address after: 211103 No. 79 Jianheng Road, Jiangning District, Nanjing City, Jiangsu Province Co-patentee after: Nanjing High Precision Transmission Equipment Manufacturing Group Co., Ltd. Patentee after: Nanjing High Precision Gear Group Co., Ltd. Address before: 210012 Jiangsu Province, Yuhuatai District of Nanjing City, especially small Jia Ao No. 3 Patentee before: Nanjing High Precision Gear Group Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200509 Address after: No. 79 Jianheng Road, Jiangning District, Nanjing City, Jiangsu Province, 210000 Patentee after: NANJING HIGH-SPEED & ACCURATE GEAR GROUP Co.,Ltd. Address before: 211103 No. 79 Jianheng Road, Jiangning District, Nanjing City, Jiangsu Province Co-patentee before: Nanjing High Precision Transmission Equipment Manufacturing Group Co., Ltd. Patentee before: NANJING HIGH-SPEED & ACCURATE GEAR GROUP Co.,Ltd. |
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| TR01 | Transfer of patent right |