CN203067722U - Loading-machine gear-box dedicated input second-level gear with arc surface - Google Patents
Loading-machine gear-box dedicated input second-level gear with arc surface Download PDFInfo
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- CN203067722U CN203067722U CN 201220669996 CN201220669996U CN203067722U CN 203067722 U CN203067722 U CN 203067722U CN 201220669996 CN201220669996 CN 201220669996 CN 201220669996 U CN201220669996 U CN 201220669996U CN 203067722 U CN203067722 U CN 203067722U
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- gear
- loading
- arc surface
- annular groove
- machine
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- 201000011180 Dental Pulp Calcification Diseases 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 1
- 230000007704 transition Effects 0.000 abstract 1
- 238000013475 authorization Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a gear box of a loading machine, in particular to a loading-machine gear-box dedicated input second-level gear with an arc surface. The loading-machine gear-box dedicated input second-level gear with the arc surface mainly solves the problems that in the prior art, a gear applied to an existing gear box is complicated in structure, a plurality of gears are needed in order to achieve transmission, installation of the gear is difficult, transmission efficiency is low, production cost is high, the strength is poor, and service life is short. The loading-machine gear-box dedicated input second-level gear with the arc surface comprises a cylindrical gear body, wherein a tooth ring is arranged on the cylindrical gear body, tooth bodies are arranged on the outer surface of the tooth ring, an annular groove is formed in the tooth ring, the arc transition surface is arranged on the outer side of the annular groove, involute splines are arranged at the end portion of the cylindrical gear body, and a through hole is formed in the annular groove.
Description
Technical field
The utility model is related to a kind of loading machine gearbox, more particularly, to a kind of special input secondary gear of loading machine gearbox with arc surface.
Background technology
Gearbox is one of important drive disk assembly of loading machine, the speed and moment of torsion that it is responsible for transmitting in engine pass to final transmission system, change the gearratio between engine and wheel, the advance and backward gear for realizing loading machine are manipulated, and cut off the power for being transmitted to running gear in the case of may be implemented in engine operating, the need for adapting to load machine operation and traveling, it is easy to starting and the parking safety of engine.Loading machine gearbox structure type is based on planetary hydraulic power gear shift.Chinese patent discloses a kind of loading machine gearbox（Authorization Notice No.：CN 201568536 U）, it includes casing and variable-speed shaft, one axle runs through casing, a shaft gear is provided with an axle in casing, the external two ends of one axle top box are respectively arranged with prominent member, the side of one axle is provided with oil pump, two axles are provided with casing, three axles, four axles and five axles, the two axle commonly engaged gears often engaged with a shaft gear are provided with two axles, sliding sleeve is provided with the middle part of two axles, bearing pin is provided with sliding sleeve, counter gear is respectively arranged with two axles of sliding sleeve both sides, reversing clutch and positive rotating disk, rotate forward clutch, positive rotating disk is often engaged with the three axle high gears set on three axles, three axle low-speed gears are additionally provided with three axles, counter gear is engaged with four axle back gears on four axles, four axle shifting slide gears are provided with four axles, four axle shifting slide gears pass through sliding movement and three axle low-speed gears, the any engagement of three axle high gears, the four axle commonly engaged gears set on four axles are often engaged with five shaft gears on five axles, five axle two ends are provided with prominent member；The two ends of two axles are respectively arranged with reversion oil cylinder and are connected with oil cylinder, reversion oil cylinder and rotating forward oil cylinder is rotated forward by plunger with the bearing pin on sliding sleeve, and reversion oil cylinder and rotating forward oil cylinder are connected with reversal valve, and reversal valve and throttle are connected with travel control valve.But the transmission wheel structure that this gearbox is used is complex, it is necessary to could realize transmission using multiple gears, transmission efficiency is relatively low, and production cost is higher, and intensity is poor, and service life is shorter.
Utility model content
The utility model is to provide a kind of special input secondary gear of loading machine gearbox with arc surface, the transmission wheel structure that it is mainly the gearbox use present in solution prior art is complex, need that using multiple gears transmission could be realized, transmission efficiency is relatively low, production cost is higher, and intensity is poor, the technical problem of the shorter grade of service life.
Above-mentioned technical problem of the present utility model is mainly what is be addressed by following technical proposals：
The special input secondary gear of loading machine gearbox with arc surface of the present utility model, including roller gear body, described roller gear body is provided with ring gear, the outer surface of ring gear is provided with denticle, ring gear is provided with annular groove, the outside of annular groove is provided with arc-shaped transitional surface, and the end of roller gear body, which is provided with involute spline, annular groove, is provided with through hole.Arc-shaped transitional surface can ensure the intensity of ring gear, prevent that it from twisting off when rotated.The flank of tooth of denticle and journal surface carburizing are hardened, carburized layer depth 1.0-1.2mm, case hardness HRC56-62, involute spline and core hardness HRC30-45, bead after heat treatment.
Preferably, being provided with step at the axle journal of described roller gear body.Positioning can be played a part of by setting step.
Preferably, the end of described denticle is provided with chamfering.Easily input secondary gear can be encased in gearbox by chamfering.
Therefore, spline and denticle are integrated on a roller gear by the utility model so that its structure is more compact, and production cost is relatively low, and assembling is relatively easy to, and intensity is higher, and transmission efficiency is preferably, simple and reasonable for structure.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model.
Parts, position and numbering in figure：Roller gear body 1, ring gear 2, denticle 3, annular groove 4, arc-shaped transitional surface 5, involute spline 6, through hole 7, step 8, chamfering 9.
Embodiment
Below by embodiment, and with reference to accompanying drawing, the technical solution of the utility model is described in further detail.
Embodiment：The special input secondary gear of loading machine gearbox with arc surface of this example, such as Fig. 1, including roller gear body 1, roller gear body is provided with ring gear 2, the outer surface of ring gear is provided with denticle 3, and ring gear is provided with annular groove 4, and the outside of annular groove is provided with arc-shaped transitional surface 5, the end of roller gear body is provided with involute spline 6, annular groove and is provided with through hole 7.Step 8 is provided with the axle journal of roller gear body.The end of denticle is provided with chamfering 9.
In use, being loaded into loading machine gearbox.
Specific embodiment of the utility model is the foregoing is only, but architectural feature of the present utility model is not limited thereto, and any those skilled in the art is in field of the present utility model, and the change or modification made all are covered among the scope of the claims of the present utility model.
Claims (3)
1. a kind of special input secondary gear of the loading machine gearbox with arc surface, including roller gear body（1）, it is characterised in that described roller gear body（1）It is provided with ring gear（2）, the outer surface of ring gear is provided with denticle（3）, ring gear is provided with annular groove（4）, the outside of annular groove is provided with arc-shaped transitional surface（5）, the end of roller gear body is provided with involute spline（6）, through hole is provided with annular groove（7）.
2. the special input secondary gear of the loading machine gearbox with arc surface according to claim 1, it is characterised in that step is provided with the axle journal of described roller gear body（8）.
3. the special input secondary gear of the loading machine gearbox with arc surface according to claim 1 or 2, it is characterised in that described denticle（3）End be provided with chamfering（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220669996 CN203067722U (en) | 2012-12-07 | 2012-12-07 | Loading-machine gear-box dedicated input second-level gear with arc surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220669996 CN203067722U (en) | 2012-12-07 | 2012-12-07 | Loading-machine gear-box dedicated input second-level gear with arc surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203067722U true CN203067722U (en) | 2013-07-17 |
Family
ID=48766508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220669996 Expired - Fee Related CN203067722U (en) | 2012-12-07 | 2012-12-07 | Loading-machine gear-box dedicated input second-level gear with arc surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203067722U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265860A (en) * | 2014-09-15 | 2015-01-07 | 常州市鑫尔减速机有限公司 | Supporting speed reducer gear |
| CN105065626A (en) * | 2015-07-08 | 2015-11-18 | 盐城市禾鼎机械有限公司 | Energy saving engine driving wheel with high transmission efficiency and surface treatment method thereof |
| CN105065625A (en) * | 2015-07-08 | 2015-11-18 | 盐城市禾鼎机械有限公司 | High precision energy saving vehicle main reducer driven gear and surface treatment method thereof |
| CN108506459A (en) * | 2018-05-24 | 2018-09-07 | 苏州旭玛电子科技有限公司 | A kind of transmission gear |
-
2012
- 2012-12-07 CN CN 201220669996 patent/CN203067722U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265860A (en) * | 2014-09-15 | 2015-01-07 | 常州市鑫尔减速机有限公司 | Supporting speed reducer gear |
| CN105065626A (en) * | 2015-07-08 | 2015-11-18 | 盐城市禾鼎机械有限公司 | Energy saving engine driving wheel with high transmission efficiency and surface treatment method thereof |
| CN105065625A (en) * | 2015-07-08 | 2015-11-18 | 盐城市禾鼎机械有限公司 | High precision energy saving vehicle main reducer driven gear and surface treatment method thereof |
| CN108506459A (en) * | 2018-05-24 | 2018-09-07 | 苏州旭玛电子科技有限公司 | A kind of transmission gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20151207 |
|
| EXPY | Termination of patent right or utility model |