CN106812778A - Gearbox active bevel pinion shaft - Google Patents
Gearbox active bevel pinion shaft Download PDFInfo
- Publication number
- CN106812778A CN106812778A CN201510840492.XA CN201510840492A CN106812778A CN 106812778 A CN106812778 A CN 106812778A CN 201510840492 A CN201510840492 A CN 201510840492A CN 106812778 A CN106812778 A CN 106812778A
- Authority
- CN
- China
- Prior art keywords
- teeth
- shaft body
- gear
- gear shaft
- radial direction
- 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.)
- Pending
Links
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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/02—Shafts; Axles
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- General Details Of Gearings (AREA)
- Gears, Cams (AREA)
Abstract
The invention discloses a kind of gearbox active bevel pinion shaft, including gear shaft body, one end of the gear shaft body is provided with conical gear, the other end and is provided with connector, and the periphery wall of gear shaft body is provided with external splines between the conical gear and connector；Central through hole is provided with gear shaft body, the end that the central through hole is located at side where the conical gear is provided with internal thread, and central through hole inwall is provided with radial direction oil hole I and radial direction oil hole II, radial direction oil hole I is communicated with the external splines, and radial direction oil hole II is communicated with the gear shaft body peripheral wall between the external splines and the conical gear；External splines is provided with engaging tooth segment near the end of side where the connector, all mesh splines teeth of engaging tooth segment are set to teeth, the width of teeth is gradually reduced along the direction that the connector points to the conical gear, and the teeth is provided with the arc envelope face formed by circular arc chamfering towards the end face of the connector.
Description
Technical field
The invention belongs to gear transmission technology field, a kind of gearbox active bevel pinion shaft is specifically related to.
Background technology
Gearbox is made up of gear and axle, and variable-speed torque-converting is produced by different gear combinations, and its function mainly has：1st, gearratio is changed；2nd, in the case of hand engine rotation is constant, automobile is enable to fall back traveling；3rd, using neutral, power transmission is interrupted, to enable the engine to starting, idling, and is easy to shifting of transmission or carries out power output.Bevel gear is used to change directions of torque transfer, although existing bevel gear shaft disclosure satisfy that use requirement to a certain extent, but, still suffer from lack of lubrication and have the shortcomings that bite, collision when being engaged with other tooth-shape structures, lead to not smoothly hang shelves, in addition, it is existing also there is a problem of from bevel gear shaft easily it is out of supply.
The content of the invention
In view of this, it is an object of the invention to provide a kind of gearbox active bevel pinion shaft, lubricant effect can not only be improved, and is more smoothed out when being engaged with other tooth forms, can't be out of supply.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of gearbox active bevel pinion shaft, including gear shaft body, one end of the gear shaft body are provided with conical gear, the other end and are provided with connector, and the periphery wall of the gear shaft body is provided with external splines between the conical gear and connector；Central through hole is provided with the gear shaft body, the end that the central through hole is located at side where the conical gear is provided with internal thread, and the central through hole inwall is provided with radial direction oil hole I and radial direction oil hole II, the radial direction oil hole I is communicated with the external splines, and the radial direction oil hole II is communicated with the gear shaft body peripheral wall between the external splines and the conical gear；The external splines is provided with engaging tooth segment near the end of side where the connector, all mesh splines teeth of the engaging tooth segment are set to teeth, the width of the teeth is gradually reduced along the direction that the connector points to the conical gear, and the teeth is provided with the arc envelope face formed by circular arc chamfering towards the end face of the connector.
Further, the annular of the radial direction oil hole I is laid with least two；The annular of the radial direction oil hole II is laid with least two.
Further, the teeth is axisymmetricly set.
Further, the angle fallen between two sides in the teeth plane of symmetry and the section intercepted on the corresponding teeth with the plane of the diameter parallel of the gear shaft body is equal.
Further, the external diameter in the arc envelope face is gradually reduced along the radially outward direction of the gear shaft body.
Further, seamlessly transitted between the arc envelope face and the two side of the corresponding teeth.
Further, the line of symmetry in the arc envelope face is the oblique line being inclined to set relative to the axis of the gear shaft body.
Further, the center of circle of all circular arcs is respectively positioned on the straight line vertical with the axis of the gear shaft body in the arc envelope face.
The beneficial effects of the present invention are：
Gearbox active bevel pinion shaft of the invention, by setting central through hole, and sets radial direction oil hole I and radial direction oil hole II in central through hole, in this way, lubricating oil can smoothly enter external splines and spiral bevel gear by central through hole, to improve lubricant effect；By setting engaging tooth segment on external splines, and the teeth that the mesh splines tooth of engaging tooth segment is set, it is ensured that will not be out of supply；And by setting the arc envelope face formed by circular arc chamfering on teeth, when external splines and other tooth-shape structures hang shelves to be engaged, due to the presence in the arc envelope face, even if the position between the mesh splines tooth and the gear teeth of other tooth-shape structures of engaging tooth segment is unjustified, the arc envelope face can also produce a tangential component, the slip for making the gear teeth be smoothed out along the arc envelope face, and finally realize hanging shelves engagement.
Brief description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and illustrates：
Fig. 1 is the structural representation of gearbox active bevel pinion shaft embodiment of the present invention；
Fig. 2 is the A detail drawings of Fig. 1；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is the B-B sectional views of Fig. 2.
Specific embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in figure 1, being the structural representation of gearbox active bevel pinion shaft embodiment of the present invention.The present embodiment gearbox active bevel pinion shaft, including gear shaft body 1, one end of gear shaft body 1 are provided with the conical gear 2, other end and are provided with connector 3, and the periphery wall of gear shaft body 1 is provided with external splines 4 between conical gear 2 and connector 3.Central through hole 5 is provided with gear shaft body 1, the end that central through hole 5 is located at the place side of conical gear 2 is provided with internal thread 6, and the inwall of central through hole 5 is provided with radial direction oil hole I 7 and radial direction oil hole II 8, radial direction oil hole I 7 is communicated with external splines 4, radial direction oil hole II 8 is communicated with the periphery wall of gear shaft body 1 between external splines 4 and conical gear 2, to improve lubricant effect.The annular of radial direction oil hole I 7 is laid with least two；The annular of radial direction oil hole II 7 is laid with least two, and it is two that the radial direction oil hole I 7 and the equal annular of radial direction oil hole II 8 of the present embodiment are uniformly arranged.The external splines 4 of the present embodiment is provided with engaging tooth segment 9 near the end of the place side of connector 3, all mesh splines teeth of engaging tooth segment 9 are set to teeth, the width of teeth is gradually reduced along the direction that connector 3 points to conical gear 2, and teeth is provided with the arc envelope face 10 formed by circular arc chamfering towards the end face of connector 3.
Further, the teeth of the present embodiment is axisymmetricly set, and the angle fallen between two sides in the teeth plane of symmetry and the section intercepted on corresponding teeth with the plane of the diameter parallel of gear shaft body 1 is equal.The angle α that the present embodiment is fallen between two sides in the teeth plane of symmetry and the section intercepted on corresponding teeth with the plane of the diameter parallel of gear shaft body 1 is 7 °, while teeth intensity is ensured, can preferably be avoided out of supply.
Further, the external diameter in the arc envelope face 10 of the present embodiment is gradually reduced along the radially outward direction of gear shaft body 1, and is seamlessly transitted between arc envelope face 10 and the two side of corresponding teeth.The line of symmetry in the arc envelope face 10 of the present embodiment is the oblique line being inclined to set relative to the axis of gear shaft body 1, and the angle β between the line of symmetry in arc envelope face 10 and the axis of gear shaft body 1 is 80 °, the center of circle of all circular arcs is respectively positioned on the straight line vertical with the axis of gear shaft body 1 in arc envelope face 10.
The gearbox active bevel pinion shaft of the present embodiment, by setting central through hole, and sets radial direction oil hole I and radial direction oil hole II in central through hole, in this way, lubricating oil can smoothly enter external splines and spiral bevel gear by central through hole, to improve lubricant effect；By setting engaging tooth segment on external splines, and the teeth that the mesh splines tooth of engaging tooth segment is set, it is ensured that will not be out of supply；And by setting the arc envelope face formed by circular arc chamfering on teeth, when external splines and other tooth-shape structures hang shelves to be engaged, due to the presence in the arc envelope face, even if the position between the mesh splines tooth and the gear teeth of other tooth-shape structures of engaging tooth segment is unjustified, the arc envelope face can also produce a tangential component, the slip for making the gear teeth be smoothed out along the arc envelope face, and finally realize hanging shelves engagement.
Embodiment described above is only the preferred embodiment lifted to absolutely prove the present invention, protection scope of the present invention not limited to this.Equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, within protection scope of the present invention.Protection scope of the present invention is defined by claims.
Claims (8)
1. a kind of gearbox active bevel pinion shaft, it is characterised in that：Including gear shaft body, one end of the gear shaft body is provided with conical gear, the other end and is provided with connector, and the periphery wall of the gear shaft body is provided with external splines between the conical gear and connector；Central through hole is provided with the gear shaft body, the end that the central through hole is located at side where the conical gear is provided with internal thread, and the central through hole inwall is provided with radial direction oil hole I and radial direction oil hole II, the radial direction oil hole I is communicated with the external splines, and the radial direction oil hole II is communicated with the gear shaft body peripheral wall between the external splines and the conical gear；The external splines is provided with engaging tooth segment near the end of side where the connector, all mesh splines teeth of the engaging tooth segment are set to teeth, the width of the teeth is gradually reduced along the direction that the connector points to the conical gear, and the teeth is provided with the arc envelope face formed by circular arc chamfering towards the end face of the connector.
2. gearbox active bevel pinion shaft according to claim 1, it is characterised in that：The annular of the radial direction oil hole I is laid with least two；The annular of the radial direction oil hole II is laid with least two.
3. gearbox active bevel pinion shaft according to claim 1, it is characterised in that：The teeth is axisymmetricly set.
4. gearbox active bevel pinion shaft according to claim 3, it is characterised in that：The angle fallen between two sides in the teeth plane of symmetry and the section intercepted on the corresponding teeth with the plane of the diameter parallel of the gear shaft body is equal.
5. the gearbox active bevel pinion shaft according to claim any one of 1-4, it is characterised in that：The external diameter in the arc envelope face is gradually reduced along the radially outward direction of the gear shaft body.
6. gearbox active bevel pinion shaft according to claim 5, it is characterised in that：Seamlessly transitted between the arc envelope face and the two side of the corresponding teeth.
7. gearbox active bevel pinion shaft according to claim 6, it is characterised in that：The line of symmetry in the arc envelope face is the oblique line being inclined to set relative to the axis of the gear shaft body.
8. gearbox active bevel pinion shaft according to claim 1, it is characterised in that：The center of circle of all circular arcs is respectively positioned on the straight line vertical with the axis of the gear shaft body in the arc envelope face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510840492.XA CN106812778A (en) | 2015-11-27 | 2015-11-27 | Gearbox active bevel pinion shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510840492.XA CN106812778A (en) | 2015-11-27 | 2015-11-27 | Gearbox active bevel pinion shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106812778A true CN106812778A (en) | 2017-06-09 |
Family
ID=59103257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510840492.XA Pending CN106812778A (en) | 2015-11-27 | 2015-11-27 | Gearbox active bevel pinion shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106812778A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273999A (en) * | 2019-05-28 | 2019-09-24 | 淮南巧天机械设备技术有限公司 | A kind of gearbox active bevel pinion shaft |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204186932U (en) * | 2014-10-31 | 2015-03-04 | 重庆克诺斯齿轮制造有限公司 | Ejector driven gear |
| CN204186924U (en) * | 2014-10-31 | 2015-03-04 | 重庆康田齿轮有限公司 | Output shaft of gear-box |
| CN204267657U (en) * | 2014-10-31 | 2015-04-15 | 重庆康田齿轮有限公司 | Gearbox shifting driving gear |
| CN204267504U (en) * | 2014-10-31 | 2015-04-15 | 重庆康田齿轮有限公司 | Gearbox driving gear shaft |
| CN204267649U (en) * | 2014-10-31 | 2015-04-15 | 重庆克诺斯齿轮制造有限公司 | Gearbox driving gear |
| CN204267685U (en) * | 2014-10-31 | 2015-04-15 | 重庆克诺斯齿轮制造有限公司 | Coupling shaft anti-out of supply |
| CN204267660U (en) * | 2014-10-31 | 2015-04-15 | 重庆康田齿轮有限公司 | duplex driven gear |
| CN205298234U (en) * | 2015-11-27 | 2016-06-08 | 重庆康田齿轮有限公司 | Gearbox initiative bevel pinion shaft |
-
2015
- 2015-11-27 CN CN201510840492.XA patent/CN106812778A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204186932U (en) * | 2014-10-31 | 2015-03-04 | 重庆克诺斯齿轮制造有限公司 | Ejector driven gear |
| CN204186924U (en) * | 2014-10-31 | 2015-03-04 | 重庆康田齿轮有限公司 | Output shaft of gear-box |
| CN204267657U (en) * | 2014-10-31 | 2015-04-15 | 重庆康田齿轮有限公司 | Gearbox shifting driving gear |
| CN204267504U (en) * | 2014-10-31 | 2015-04-15 | 重庆康田齿轮有限公司 | Gearbox driving gear shaft |
| CN204267649U (en) * | 2014-10-31 | 2015-04-15 | 重庆克诺斯齿轮制造有限公司 | Gearbox driving gear |
| CN204267685U (en) * | 2014-10-31 | 2015-04-15 | 重庆克诺斯齿轮制造有限公司 | Coupling shaft anti-out of supply |
| CN204267660U (en) * | 2014-10-31 | 2015-04-15 | 重庆康田齿轮有限公司 | duplex driven gear |
| CN205298234U (en) * | 2015-11-27 | 2016-06-08 | 重庆康田齿轮有限公司 | Gearbox initiative bevel pinion shaft |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273999A (en) * | 2019-05-28 | 2019-09-24 | 淮南巧天机械设备技术有限公司 | A kind of gearbox active bevel pinion shaft |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204186924U (en) | Output shaft of gear-box | |
| CN204267659U (en) | gearbox low gear driven gear | |
| CN205298234U (en) | Gearbox initiative bevel pinion shaft | |
| CN106812778A (en) | Gearbox active bevel pinion shaft | |
| CN204186936U (en) | Gearbox driving gear anti-out of supply | |
| CN204267650U (en) | Gearbox slip shifter collar | |
| CN205298461U (en) | Gearbox arc tooth bevel gear axle | |
| CN205190673U (en) | III grades of driving gears of tractor gearbox | |
| CN204186933U (en) | Gearbox driven gear anti-out of supply | |
| CN205383172U (en) | Gearbox intermediate shaft | |
| CN205423746U (en) | Tractor gearbox jackshaft of shifting | |
| CN205298271U (en) | Main synchronous ware axle sleeve that changes speed | |
| CN204186963U (en) | Auxiliary transmission gear shaft | |
| CN204267649U (en) | Gearbox driving gear | |
| CN204186775U (en) | Gearbox second axle | |
| CN204186931U (en) | Gearbox reverse gear driven gear | |
| CN204267651U (en) | Reverse gear sliding gear anti-out of supply | |
| CN106812779A (en) | Gearbox curved-tooth bevel gear wheel shaft | |
| CN204186950U (en) | Gear box reverse gear intermediate gear | |
| CN204186777U (en) | Transmission input shaft | |
| CN106678330A (en) | Gear-shifting intermediate shaft of tractor gearbox | |
| CN204267648U (en) | Output shaft of gear-box driving cog cover | |
| CN205298311U (en) | Gearbox shaft coupling tooth cover | |
| CN205190714U (en) | Tractor gearbox power output transmission shaft | |
| CN204267652U (en) | Power output driven gear |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170609 |
|
| RJ01 | Rejection of invention patent application after publication |