CN103758986B - A kind of gear-box hollow splined shaft export structure - Google Patents
A kind of gear-box hollow splined shaft export structure Download PDFInfo
- Publication number
- CN103758986B CN103758986B CN201410013483.9A CN201410013483A CN103758986B CN 103758986 B CN103758986 B CN 103758986B CN 201410013483 A CN201410013483 A CN 201410013483A CN 103758986 B CN103758986 B CN 103758986B
- Authority
- CN
- China
- Prior art keywords
- internal tooth
- gear
- tooth casing
- pooling hood
- oil pooling
- 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.)
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
-
- 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
- F16H57/0018—Shaft assemblies for gearings
- F16H57/0025—Shaft assemblies for gearings with gearing elements rigidly connected to a shaft, e.g. securing gears or pulleys by specially adapted splines, keys or methods
Abstract
The invention discloses a kind of gear-box hollow splined shaft export structure, output shaft including gear shaft, described output shaft is connected with gear case body with spline, it is provided with internal tooth casing at described output the tip of the axis, wherein, the junction of described output shaft and described gear case body is arranged with disc, sealing ring and oil pooling hood towards the side of described internal tooth casing, and described sealing ring is located in described oil pooling hood, and described oil pooling hood and described sealing ring are set on described disc；Below described oil pooling hood, there is spill port；Described oil pooling hood does not contacts with described internal tooth casing.Present invention, avoiding the quality to internal tooth casing to rely on, save the debugging time of equipment, improve production efficiency, reduce the material cost of sealing ring simultaneously, it is provided that better seal effect.
Description
Technical field
The present invention relates to gear reduction unit, particularly relate to a kind of gear-box hollow splined shaft export structure.
Background technology
The output shaft form of gear-box is broadly divided into solid shafting output according to the difference of its latter linked shaft coupling and hollow axle is defeated
Go out two kinds.Wherein during solid shafting output, its Seal Design comparative maturity, assembling, commissioning process typically ratio are smoothly；And it is empty
During mandrel output, as it is shown in figure 1, due to the particularity of its structure, need internal tooth casing 5 in assembling, commissioning process
Coordinating, and the problem of leakage of oil easily occur, its reason is mainly: the sealing of gear case body 2 needs and outer processing
Internal tooth casing 5 coordinate, quality control is not sufficiently stable；Internal oil storage space is little, by rubber seal rings for seal poor reliability.
Specifically, with continued reference to Fig. 1, internal tooth casing 5 therein is typically purchased by user, is then dealt into gear-box manufacturer
Assemble, before internal tooth casing 5 is installed, gear case body 2 due to not do not seal and cannot test run (conventional old product
Product production process the most once occurred owing to internal tooth casing could not arrive on time, and cause and manufacture the problem delayed).It addition,
In order to ensure sealing effectiveness, reduce the abrasion of sealing member, need the sealing ring 4 contact surface cure process on internal tooth casing 5,
And radial grinding.Yet with processing, transport and installation process being collided with or scratching sealing ring 4 contact surface, often result in
Seal part leakage, it has to repeated disassembled and assembled and test run, cause the waste of manpower and materials, bring inconvenience to production,
The serious delivery that even can delay product.During use in the future, owing to sealing member inevitably weares and teares, it is necessary to
Changing sealing member, this proposes requirement to working service again on time.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of gear-box hollow splined shaft export structure, to solve in prior art
Deficiency.
In order to achieve the above object, it is an object of the invention to be achieved through the following technical solutions:
Thering is provided a kind of gear-box hollow splined shaft export structure, including the output shaft of gear shaft, described output shaft is with spline and tooth
Wheel box body connects, and is provided with internal tooth casing at described output the tip of the axis, wherein, and described output shaft and described gear case body
Junction is arranged with disc and oil pooling hood towards the side of described internal tooth casing, and described oil pooling hood is set on described disc；
Below described oil pooling hood, there is spill port；Described oil pooling hood does not contacts with described internal tooth casing.
Said gear case hollow splined shaft export structure, wherein, also includes that sealing ring, described sealing ring are located at described oil pooling hood
In and be set on described disc.
Said gear case hollow splined shaft export structure, wherein, between described oil pooling hood and described internal tooth casing from a distance.
Said gear case hollow splined shaft export structure, wherein, described disc covers described gear case body with described comprehensively
The region, surface of the described output shaft between internal tooth casing.
Compared with the prior art, the beneficial effects of the present invention is:
Present invention, avoiding the quality to internal tooth casing to rely on, save the debugging time of equipment, improve production efficiency, in fall
The material cost of low sealing ring is simultaneously, it is provided that better seal effect.
Accompanying drawing explanation
The accompanying drawing of the part constituting the present invention is used for providing a further understanding of the present invention, the illustrative examples of the present invention
And explanation is used for explaining the present invention, it is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of prior art gear-box hollow splined shaft export structure；
Fig. 2 is the structural representation of gear-box of the present invention hollow splined shaft export structure.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly and completely
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under not making creative work premise
Execute example, broadly fall into the scope of protection of the invention.
It should be noted that in the case of not conflicting, the embodiment in the present invention and the feature in embodiment can mutual groups
Close.
The embodiment of the present invention provides a kind of gear-box hollow splined shaft export structure, referring to shown in Fig. 2, including gear shaft 1
Output shaft 0, output shaft 0 is connected with gear case body 2 with spline, and the end at output shaft 0 is provided with internal tooth casing 5, defeated
The junction of shaft 0 and gear case body 2 is arranged with disc 6 and oil pooling hood 7, oil-collecting towards the side of internal tooth casing 5
Cover 7 is set on disc 6, has spill port below oil pooling hood 7, and spill port coordinates with disc 6.Oil pooling hood 7
Do not contact with internal tooth casing 5, in further preferred embodiments, between oil pooling hood 7 and internal tooth casing 5 from a distance.
It is further preferred that present configuration also include sealing ring 4, sealing ring 4 be located at oil pooling hood 7 in and be set in and get rid of oil
On ring 6.With continued reference to described in Fig. 2, disc 6 covers the output shaft between gear case body 2 and internal tooth casing 5 comprehensively
The region, surface of 0.
It addition, lengthened by the spindle nose of gear shaft 1, in this preferred embodiment, mainly rely on the mechanical seal of disc 6,
And original sealing station is had been moved on disc 6.In this structure, the sealing of gear-box thoroughly avoids internal tooth
The impact of set 5, can test run normally in the case of not having internal tooth casing 5.And owing to have employed mechanical seal, very
To running well in the case of there is no rubber seal, and ne-leakage, sealing ring 4 now is option, main
If being used for preventing the aqueous vapor in the external world and dust from entering inside gear-box, its sealing effectiveness is significantly better than the effect of existing structure.
Compared with the prior art, the beneficial effects of the present invention is:
Present invention, avoiding the quality to internal tooth casing to rely on, save the debugging time of equipment, improve production efficiency, in fall
The material cost of low sealing ring is simultaneously, it is provided that better seal effect.
Above the specific embodiment of the present invention is described in detail, but the present invention has been not restricted to concrete reality described above
Executing example, it is intended only as example.To those skilled in the art, any equivalent modifications and replacement are the most all the present invention's
Among category.Therefore, impartial conversion done without departing from the spirit and scope of the invention and amendment, all should contain
In the scope of the present invention.
Claims (1)
1. a gear-box hollow splined shaft export structure, including the output shaft (0) of gear shaft (1), described output shaft
(0) being connected with gear case body (2) with spline, the end at described output shaft (0) is provided with internal tooth casing (5), its
Being characterised by, the junction of described output shaft (0) and described gear case body (2) is towards the one of described internal tooth casing (5)
Side is arranged with disc (6) and oil pooling hood (7), and oil pooling hood (7) is arranged on the outside of gear case body (2), institute
State oil pooling hood (7) to be set on described disc (6)；Described oil pooling hood (7) lower section has spill port；Described oil-collecting
Cover (7) does not contacts with described internal tooth casing (5), also includes that sealing ring (4), described sealing ring (4) are located at described collection
Oil cover (7) is interior and is set on described disc (6)；Described oil pooling hood (7) and the interval of described internal tooth casing (5)
Open a segment distance；Described disc (6) covers between described gear case body (2) and described internal tooth casing (5) comprehensively
The region, surface of described output shaft (0).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410013483.9A CN103758986B (en) | 2014-01-10 | 2014-01-10 | A kind of gear-box hollow splined shaft export structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410013483.9A CN103758986B (en) | 2014-01-10 | 2014-01-10 | A kind of gear-box hollow splined shaft export structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103758986A CN103758986A (en) | 2014-04-30 |
| CN103758986B true CN103758986B (en) | 2016-08-17 |
Family
ID=50526275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410013483.9A Active CN103758986B (en) | 2014-01-10 | 2014-01-10 | A kind of gear-box hollow splined shaft export structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103758986B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105689403A (en) * | 2016-03-14 | 2016-06-22 | 宁波东力传动设备有限公司 | Horizontal intelligent combination gearbox |
| CN105750334A (en) * | 2016-03-14 | 2016-07-13 | 宁波东力传动设备有限公司 | Vertical type intelligent combination gear box |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2739383Y (en) * | 2004-10-12 | 2005-11-09 | 南京高速齿轮制造有限公司 | Wind-pill generator speed increasing gearbox |
| CN2835640Y (en) * | 2005-11-16 | 2006-11-08 | 郑州机械研究所 | Vertical hollow axis accelerating gearbox and its apparatus for wind power generation |
| CN101879625A (en) * | 2009-05-10 | 2010-11-10 | 齐齐哈尔市富重传动设备制造有限公司 | Transverse-shearing starting clutch and brake device of plate |
| CN101994785A (en) * | 2010-11-15 | 2011-03-30 | 南京高特齿轮箱制造有限公司 | Gear box with two drive converting mechanisms |
| CN202097192U (en) * | 2011-01-19 | 2012-01-04 | 南京高精齿轮集团有限公司 | Square box type gear box for hot rolling plates |
| CN203202177U (en) * | 2013-04-18 | 2013-09-18 | 南京高精齿轮集团有限公司 | Shaft sealing device of gearbox |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8056662B2 (en) * | 2007-03-23 | 2011-11-15 | Fairfield Manufacturing Company, Inc. | Lubrication system for right-angle drives used with utility vehicles |
-
2014
- 2014-01-10 CN CN201410013483.9A patent/CN103758986B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2739383Y (en) * | 2004-10-12 | 2005-11-09 | 南京高速齿轮制造有限公司 | Wind-pill generator speed increasing gearbox |
| CN2835640Y (en) * | 2005-11-16 | 2006-11-08 | 郑州机械研究所 | Vertical hollow axis accelerating gearbox and its apparatus for wind power generation |
| CN101879625A (en) * | 2009-05-10 | 2010-11-10 | 齐齐哈尔市富重传动设备制造有限公司 | Transverse-shearing starting clutch and brake device of plate |
| CN101994785A (en) * | 2010-11-15 | 2011-03-30 | 南京高特齿轮箱制造有限公司 | Gear box with two drive converting mechanisms |
| CN202097192U (en) * | 2011-01-19 | 2012-01-04 | 南京高精齿轮集团有限公司 | Square box type gear box for hot rolling plates |
| CN203202177U (en) * | 2013-04-18 | 2013-09-18 | 南京高精齿轮集团有限公司 | Shaft sealing device of gearbox |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103758986A (en) | 2014-04-30 |
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| C10 | Entry into substantive examination | ||
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| CB02 | Change of applicant information |
Address after: 315400 No. 1, Yinhai Road, Jiangbei District, Zhejiang, Ningbo Applicant after: NINGBO DONLY TRANSMISSION EQUIPMENT CO., LTD. Address before: Jiangbei Investment Venture Park Hong Tang Zhen Zhao Jia Cun 315400 Zhejiang city of Ningbo Province Applicant before: Ningbo Donly Machinery Manufacture Co., Ltd. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |