CN104088985A - Connecting gear with improved structure - Google Patents
Connecting gear with improved structure Download PDFInfo
- Publication number
- CN104088985A CN104088985A CN201410364393.4A CN201410364393A CN104088985A CN 104088985 A CN104088985 A CN 104088985A CN 201410364393 A CN201410364393 A CN 201410364393A CN 104088985 A CN104088985 A CN 104088985A
- Authority
- CN
- China
- Prior art keywords
- hole
- oil
- gear
- communicated
- teeth
- 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.)
- Granted
Links
- 238000003860 storage Methods 0.000 claims abstract description 27
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract 1
- 239000000314 lubricant Substances 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013589 supplement Substances 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
- 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
-
- 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
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
- F16H57/0431—Means for guiding lubricant directly onto a tooth surface or to foot areas of a gear, e.g. by holes or grooves in a tooth flank
-
- 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
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
-
- 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
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
- F16H57/0454—Sealings between different partitions of a gearing or to a reservoir
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention belongs to the technical field of agricultural machines, and particularly relates to a connecting gear with an improved structure. The connecting gear solves the problem that in the prior art, the practicality is poor. The connecting gear comprises a gear body circumferentially provided with a plurality of gear teeth. The axial center of the gear body is provided with an axial hole and an inner spline arranged on the wall of the axial hole. A plurality of oil storage holes are formed in the gear body, the gear body is provided with a plurality of radial oil holes communicated with the oil storage holes, one end of each radial oil hole is communicated with a gear tooth groove formed between the corresponding two adjacent gear teeth, the other end of each radial oil hole is communicated with a gear groove formed by the corresponding two adjacent spline grooves of the inner spline, the middle of the wall of the axial hole is provided with an annular oil guiding groove capable of cutting each spline tooth of the inner spline into two sections and being communicated with the inner ends of the radial oil holes, the two ends of the gear body are respectively provided with an annular positioning groove, the two ends of the oil storage holes are communicated with the annular positioning grooves respectively, and oil sealing structures are arranged in the annular positioning grooves respectively. The connecting gear has the advantage of being high in practicality.
Description
Technical field
The invention belongs to farm machinery technical field, relate to farm engine, especially relate to a kind of structure improved connection gear.
Background technique
Farm machinery has two advantages that improve work efficiency and reduce labor intensity, farm machinery comprises wheel, vehicle frame, OPS and motor etc. parts, the power output of motor is carried out transmission by gear transmission, in gear transmission chain, intermediate gear is the gear between input power and outputting power, so intermediate gear needs stronger mechanical strength; When motor is during in operation, in order to make the abundant engagement between each gear and to lubricate, it can only be that lubricant oil by being stored in engine housing is lubricated for current existing intermediate gear, oil storage capacity is poor, not only lubrication effect is poor, and noise is larger, has virtually shortened the working life of gear, in addition, also there is the defect that is difficult for installation and location.
Summary of the invention
The object of the invention is for the problems referred to above, provide a kind of design more rationally, can oil storage and the structure improved connection gear of long service life.
For achieving the above object, the present invention has adopted following technical proposal: this structure improved connection gear comprises the gear body of the teeth circumferentially with some even circumferentials distributions, at the two ends of each teeth, be respectively equipped with outer chamfering, axial centre at gear body is provided with axis hole and is arranged on the internal spline on axis hole hole wall, on gear body, being provided with some even circumferentials distributes and the oil storage hole between teeth and internal spline, oil storage hole axially runs through this gear body, on gear body, be provided with the radial direction oil hole that some with described oil storage hole is communicated with, the teeth groove forming between one end of radial direction oil hole and adjacent two teeth is communicated with, the other end is communicated with the teeth groove that adjacent two strong teeth of internal spline form, one end at axis hole is provided with reaming, the shaft axis of axis hole overlaps with reaming shaft axis and the internal diameter of reaming is greater than the internal diameter of axis hole, between axis hole and reaming, form circular orientation face, at the hole wall middle part of axis hole, be provided with each strong tooth of internal spline can be cut into two sections and with the described inner annular oil guide groove being communicated with of radial direction oil hole, at gear body two ends, be respectively equipped with annular positioning groove, the two ends of oil storage hole are communicated with annular positioning groove respectively, in each annular positioning groove, be respectively equipped with hermetical structure.
In this application, being provided with that internal spline, reaming, circular orientation face combine can be so that the installation location of axle, be provided with the reliability that oil storage hole, radial direction oil hole and annular oil guide groove can guarantee that teeth are lubricated, reduced noise when intermeshing, virtually extended working life, practical; Be provided with annular positioning groove and hermetical structure and can make lubricant oil be stored in gear inside, after being heated, outflow of lubrication oil reaches the object of selflubricating.
Optimized project, in above-mentioned structure improved connection gear, described hermetical structure comprises the annular oil seal ring being arranged in annular positioning groove, is provided with inner side surface is resisted against the back-up ring on annular oil seal ring at the notch place of annular positioning groove.
Optimized project, in above-mentioned structure improved connection gear, described annular oil seal ring is provided with and somely can inserts in one by one the locating stud in oil storage hole, and described annular oil seal ring and locating stud are connected as a single entity structure.Locating stud can prevent that annular oil seal ring from rotating.
Optimized project, in above-mentioned structure improved connection gear, described annular positioning groove cell wall is provided with back-up ring locating slot, and described back-up ring is located in back-up ring locating slot.
Optimized project, in above-mentioned structure improved connection gear, the setting that overlaps with the shaft axis of axis hole of the shaft axis of described annular oil guide groove.This structure is easy to manufacture.
Optimized project in above-mentioned structure improved connection gear, is provided with locating slot on the hole wall of reaming.Locating slot coordinates with the flat key on axle.
Compared with prior art, the advantage of this structure improved connection gear is: 1, design is more reasonable, being provided with internal spline, reaming, circular orientation face can be so that the installation location of axle in conjunction with locating slot, be provided with the reliability that oil storage hole, radial direction oil hole and annular oil guide groove can guarantee that teeth are lubricated, reduced noise when intermeshing, virtually extended working life, practical; 2, simple in structure and easy manufacture is produced; 3, can store lubricant oil, reach the object of selflubricating.
Accompanying drawing explanation
Fig. 1 is blast structural representation provided by the invention.
Fig. 2 is structural representation provided by the invention.
In figure, gear body 1, teeth 11, outer chamfering 11a, internal spline 12, oil storage hole 13, radial direction oil hole 14, reaming 15, locating slot 15a, circular orientation face 16, annular oil guide groove 17, annular positioning groove 18, back-up ring locating slot 18a, annular oil seal ring 2, locating stud 21, back-up ring 3.
Embodiment
Be below the specific embodiment by reference to the accompanying drawings of invention, technological scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figure 1-2, this structure improved connection gear comprises the gear body 1 of the teeth 11 circumferentially with some even circumferentials distributions, at the two ends of each teeth 11, be respectively equipped with outer chamfering 11a, in the axial centre of gear body 1, be provided with axis hole and be arranged on the internal spline 12 on axis hole hole wall; Internal spline 12 matches with the external splines on axle.
On gear body 1, being provided with some even circumferentials distributes and the oil storage hole 13 between teeth 11 and internal spline 12, oil storage hole 13 axially runs through this gear body 1, on gear body 1, be provided with the radial direction oil hole 14 that some with described oil storage hole 13 is communicated with, the teeth groove forming between one end of radial direction oil hole 14 and adjacent two teeth 11 is communicated with, the other end is communicated with the teeth groove that adjacent two strong teeth of internal spline 12 form, in one end of axis hole, be provided with reaming 15, the shaft axis of axis hole overlaps with reaming 15 shaft axiss and the internal diameter of reaming 15 is greater than the internal diameter of axis hole, between axis hole and reaming 15, form circular orientation face 16, on the hole wall of reaming 15, be provided with locating slot 15a, at the hole wall middle part of axis hole, be provided with each strong tooth of internal spline 12 can be cut into two sections and with the described inner annular oil guide groove 17 being communicated with of radial direction oil hole 14.When lubricant oil enters radial direction oil hole 14 and flows to when interior to annular oil guide groove 17, annular oil guide groove 17 can be delivered to lubricant oil in the teeth groove that adjacent two strong teeth of internal spline 12 form.
Optimized project, as shown in Figure 1, the setting that overlaps of the shaft axis of annular oil guide groove 17 of the present embodiment and the shaft axis of axis hole.Can improve efficiency of assembling.
In addition, at gear body 1 two ends, be respectively equipped with annular positioning groove 18, the two ends of oil storage hole 13 are communicated with annular positioning groove 18 respectively, in each annular positioning groove 18, are respectively equipped with hermetical structure.
Concrete, as shown in Figure 1, the hermetical structure here comprises the annular oil seal ring 2 being arranged in annular positioning groove 18, is provided with inner side surface is resisted against the back-up ring 3 on annular oil seal ring 2 at the notch place of annular positioning groove 18.Further, be provided with back-up ring locating slot 18a on annular positioning groove 18 cell walls, described back-up ring 3 is located in back-up ring locating slot 18a.
In order to prevent that annular oil seal ring 2 from rotating, and is provided with some locating studs 21 that can insert in one by one in oil storage hole 13 on annular oil seal ring 2.Optimized project, this annular oil seal ring 2 and locating stud 21 are connected as a single entity structure.
In the present embodiment, lubricant oil enters to oil storage hole 13 from radial direction oil hole 14 outer ends, or presets lubricant oil in oil storage hole 13, by radial direction oil hole 14, makes oil to its two ends stream, reach the object of lubricated teeth and internal spline; In addition, annular oil guide groove 17 can make the lubricant oil flow direction more stable.
Be provided with annular oil seal ring 2 and can prevent that lubricant oil runs off from oil storage hole 13 two ends, can meet the lubricated supply of self, back-up ring 3 can guarantee that annular oil seal ring 2 is difficult for occurring to outer displacement, further improves structural strength and increases the service life.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although more used the terms such as gear body 1, teeth 11, outer chamfering 11a, internal spline 12, oil storage hole 13, radial direction oil hole 14, reaming 15, locating slot 15a, circular orientation face 16, annular oil guide groove 17, annular positioning groove 18, back-up ring locating slot 18a, annular oil seal ring 2, locating stud 21, back-up ring 3 herein, do not got rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.
Claims (6)
1. a structure improved connection gear, the gear body (1) that comprises the teeth (11) circumferentially with some even circumferentials distributions, at the two ends of each teeth (11), be respectively equipped with outer chamfering (11a), axial centre at gear body (1) is provided with axis hole and is arranged on the internal spline (12) on axis hole hole wall, it is characterized in that, described gear body (1) is provided with some even circumferentials and distributes and be positioned at the oil storage hole (13) between teeth (11) and internal spline (12), oil storage hole (13) axially runs through this gear body (1), on gear body (1), be provided with the radial direction oil hole (14) that some with described oil storage hole (13) is communicated with, the teeth groove forming between one end of radial direction oil hole (14) and adjacent two teeth (11) is communicated with, the other end is communicated with the teeth groove that adjacent two strong teeth of internal spline (12) form, in one end of axis hole, be provided with reaming (15), the shaft axis of axis hole overlaps with reaming (15) shaft axis and the internal diameter of reaming (15) is greater than the internal diameter of axis hole, between axis hole and reaming (15), form circular orientation face (16), at the hole wall middle part of axis hole, be provided with each strong tooth of internal spline (12) can be cut into two sections and with the described inner annular oil guide groove (17) being communicated with of radial direction oil hole (14), at gear body (1) two ends, be respectively equipped with annular positioning groove (18), the two ends of oil storage hole (13) are communicated with annular positioning groove (18) respectively, in each annular positioning groove (18), be respectively equipped with hermetical structure.
2. structure improved connection gear according to claim 1, it is characterized in that, described hermetical structure comprises the annular oil seal ring (2) being arranged in annular positioning groove (18), is provided with inner side surface is resisted against the back-up ring (3) on annular oil seal ring (2) at the notch place of annular positioning groove (18).
3. structure improved connection gear according to claim 2, it is characterized in that, described annular oil seal ring (2) is provided with some locating studs (21) that can insert in one by one in oil storage hole (13), and described annular oil seal ring (2) and locating stud (21) are connected as a single entity structure.
4. structure improved connection gear according to claim 3, is characterized in that, described annular positioning groove (18) cell wall is provided with back-up ring locating slot (18a), and described back-up ring (3) is located in back-up ring locating slot (18a).
5. according to the structure improved connection gear described in claim 1 or 2 or 3 or 4, it is characterized in that the setting that overlaps with the shaft axis of axis hole of the shaft axis of described annular oil guide groove (17).
6. according to the structure improved connection gear described in claim 1 or 2 or 3 or 4, it is characterized in that, on the hole wall of reaming (15), be provided with locating slot (15a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410364393.4A CN104088985B (en) | 2014-07-29 | 2014-07-29 | Structure improved connection gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410364393.4A CN104088985B (en) | 2014-07-29 | 2014-07-29 | Structure improved connection gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104088985A true CN104088985A (en) | 2014-10-08 |
| CN104088985B CN104088985B (en) | 2016-07-27 |
Family
ID=51636727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410364393.4A Active CN104088985B (en) | 2014-07-29 | 2014-07-29 | Structure improved connection gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104088985B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697730A (en) * | 2014-11-28 | 2016-06-22 | 中航商用航空发动机有限责任公司 | Gear with efficient cooling structure |
| CN106122439A (en) * | 2016-08-15 | 2016-11-16 | 常州市武进金城齿轮有限公司 | Outer shroud oilgear |
| US20220099176A1 (en) * | 2020-09-29 | 2022-03-31 | Volvo Truck Corporation | Gearwheel arrangement |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08166055A (en) * | 1994-10-12 | 1996-06-25 | Hino Motors Ltd | Lubricating structure of scissors gear |
| JPH0989083A (en) * | 1995-09-25 | 1997-03-31 | Daihatsu Motor Co Ltd | Lubricating structure for scissors gear |
| JP2004251354A (en) * | 2003-02-19 | 2004-09-09 | Calsonic Kansei Corp | Motor for measuring instrument |
| CN201059346Y (en) * | 2007-06-25 | 2008-05-14 | 潍柴动力股份有限公司 | Engine duplex intermediate gear structure |
| CN202992104U (en) * | 2012-09-29 | 2013-06-12 | 长城汽车股份有限公司 | Gear with centrifugal lubricating mechanism |
| CN203413083U (en) * | 2013-08-05 | 2014-01-29 | 台州富特传动机械有限公司 | Anti-abrasion gear |
| CN203453422U (en) * | 2013-08-28 | 2014-02-26 | 苏州踵力重型机械有限公司 | Novel gear |
| CN203627717U (en) * | 2013-12-25 | 2014-06-04 | 安徽天瑞精密汽车零部件有限公司 | High-speed gear |
| CN103899732A (en) * | 2014-03-31 | 2014-07-02 | 苏州优金金属成型科技有限公司 | Gear with oil sac and self-lubricating function |
| CN203962926U (en) * | 2014-07-29 | 2014-11-26 | 姚飞燕 | Structure improved connection gear |
-
2014
- 2014-07-29 CN CN201410364393.4A patent/CN104088985B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08166055A (en) * | 1994-10-12 | 1996-06-25 | Hino Motors Ltd | Lubricating structure of scissors gear |
| JPH0989083A (en) * | 1995-09-25 | 1997-03-31 | Daihatsu Motor Co Ltd | Lubricating structure for scissors gear |
| JP2004251354A (en) * | 2003-02-19 | 2004-09-09 | Calsonic Kansei Corp | Motor for measuring instrument |
| CN201059346Y (en) * | 2007-06-25 | 2008-05-14 | 潍柴动力股份有限公司 | Engine duplex intermediate gear structure |
| CN202992104U (en) * | 2012-09-29 | 2013-06-12 | 长城汽车股份有限公司 | Gear with centrifugal lubricating mechanism |
| CN203413083U (en) * | 2013-08-05 | 2014-01-29 | 台州富特传动机械有限公司 | Anti-abrasion gear |
| CN203453422U (en) * | 2013-08-28 | 2014-02-26 | 苏州踵力重型机械有限公司 | Novel gear |
| CN203627717U (en) * | 2013-12-25 | 2014-06-04 | 安徽天瑞精密汽车零部件有限公司 | High-speed gear |
| CN103899732A (en) * | 2014-03-31 | 2014-07-02 | 苏州优金金属成型科技有限公司 | Gear with oil sac and self-lubricating function |
| CN203962926U (en) * | 2014-07-29 | 2014-11-26 | 姚飞燕 | Structure improved connection gear |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697730A (en) * | 2014-11-28 | 2016-06-22 | 中航商用航空发动机有限责任公司 | Gear with efficient cooling structure |
| CN106122439A (en) * | 2016-08-15 | 2016-11-16 | 常州市武进金城齿轮有限公司 | Outer shroud oilgear |
| US20220099176A1 (en) * | 2020-09-29 | 2022-03-31 | Volvo Truck Corporation | Gearwheel arrangement |
| US11754171B2 (en) * | 2020-09-29 | 2023-09-12 | Volvo Truck Corporation | Gearwheel arrangement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104088985B (en) | 2016-07-27 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wei Hongxiao Inventor after: Ma Yuhuan Inventor before: Yao Feiyan |
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| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160627 Address after: 311811 Zhejiang city of Shaoxing province Zhuji City Fengqiao town Xia Lang Bridge Village No. 120 Jiangkou Applicant after: Wei Hongxiao Address before: 506, room 3, unit 3, Fu Le District, Jiyang street, Zhuji, Zhejiang, Shaoxing 311813, China Applicant before: Yao Feiyan |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181205 Address after: 408300 Chongqing Dianjiang County Industrial Park Patentee after: Chongqing San Hao machinery and Equipment Manufacturing Group Co., Ltd. Address before: 311811 Jiangkou 120, Xialangqiao Village, Fengqiao Town, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Wei Hongxiao |
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| TR01 | Transfer of patent right |