CN203575026U - Rotary tillage shaft of paddy field stubble-burying tiller - Google Patents
Rotary tillage shaft of paddy field stubble-burying tiller Download PDFInfo
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- CN203575026U CN203575026U CN201320719699.8U CN201320719699U CN203575026U CN 203575026 U CN203575026 U CN 203575026U CN 201320719699 U CN201320719699 U CN 201320719699U CN 203575026 U CN203575026 U CN 203575026U
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- shaft
- flange
- paddy
- rotary tillage
- harvesting
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Abstract
The utility model provides a rotary tillage shaft of a paddy field stubble-burying tiller. The rotary tillage shaft comprises a cutter shaft and a cutter rest, each end portion of the cutter shaft is connected with a spline shaft which is driven by the stubble-burying tiller to drive the cutter shaft to rotate, a flange is sleeved on each spline shaft, one end of each flange is rotatably connected with the corresponding end portion of the cutter shaft, and a shaft sealing component is arranged between each spline shaft and the corresponding flange. By arranging the shaft sealing components between the spline shafts and the flanges, splashing mud is less prone to entering spaces between the spline shafts and the flanges when the stubble-burying tiller runs, and wearing of the spline shafts due to the fact that the mud enters the spaces between the spline shafts and the flanges is avoided, so that normal running of the spline shafts is guaranteed, mechanical life of the rotary tillage shaft is prolonged, and running stability of the rotary tillage shaft is improved.
Description
Technical field
The utility model relates to a kind of agricultural tool parts, especially with the matching used a kind of rotary tillage shaft of paddy-field stubble-embedding harvesting and tillage machine.
Background technology
Along with the development of modern agricultural machinery technology, the disposable paddy field straw-returning scarification equipment equalization technology that complete of multiple working procedure such as collection is ploughed, stalk is buried, hack, a slurry, level land have been subject to the attention of various countries' agricultural machinery industry.Use this technology not only can boost productivity, improve soil, and there is higher economic benefit.The soil-working machine for stubber using at south China is at present in rotary tillage process process, mud easily enters rotary tillage shaft, bearing block, gear-box, under the state that splined shaft and gear enter at mud, rotate, larger frictional force and impact will be produced, easily make splined shaft and gear wear, even break, have a strong impact on the life-span of complete machine; The consumption that has strengthened on the other hand power, has reduced productivity effect.Rotary tillage rotor and both sides support adopt welding manner to fix.When rotary tillage rotor is in operation process, while running into the strong resistance barrier such as ratchel, rotary tillage rotor damages distortion, changes and repair rotary tillage rotor difficulty, and it is poor to change and repair positioning precision.
Utility model content
Problem to be solved in the utility model is to provide a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft, can prevent mud wearing and tearing splined shaft and gear.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft, comprise cutter shaft and tool rest, described cutter shaft end is connected with splined shaft, described splined shaft is subject to machine for imbedding stubbles and plowing to drive to be with movable arbor to rotate, on described splined shaft, cover has flange, and described flange one end and cutter shaft end are rotationally connected, and between described splined shaft and flange, are provided with shaft sealer.
Improved, described shaft sealer comprises bearing and shaft seal assembly, and described bearing holder (housing, cover) is loaded on described splined shaft, and described bearing pushes against described shaft seal assembly.
Improved, described shaft seal assembly comprises rotary sleeve and seal, and described rotary sleeve is located on described splined shaft, and described seal is located between described rotary sleeve and described flange.
Improved, described flange is provided with the seal groove for holding described shaft seal assembly and holds the bearing groove of bearing, and described shaft seal assembly is located in described seal groove, and described bearing is located in described bearing groove.
Improved, on described flange, be also provided with connection bump, described connection bump is fixedly connected with machine for imbedding stubbles and plowing.
Improved, described cutter shaft comprises flange seat and axis body, and described flange seat is connected in described axis body end, and described flange is rotationally connected with on described flange seat, and described splined shaft is plugged on described flange seat.
Improved, described flange one end is provided with positioning convex, and described flange seat is provided with the detent matching with described positioning convex, and described positioning convex is located in described detent;
Or described flange seat is provided with positioning convex, described flange one end is provided with the detent matching with described positioning convex, and described positioning convex is located in described detent.
Improved, described shaft sealer is positioned on splined shaft by card-bit part.
Improved, described card-bit part is spring arch clasp.
Improved, described splined shaft is provided with travelling gear, and card-bit part is by travelling gear locating shaft sealing device.
The beneficial effects of the utility model: by shaft seal assembly being set between splined shaft and flange, make in machine for imbedding stubbles and plowing running, the mud splashing is not easy to enter between splined shaft and flange, has avoided mud to enter between splined shaft in running and flange and splined shaft is worn and torn.Thereby guaranteed the normal operation of splined shaft, improved its mechanical life, its operation stability is strengthened.
These features of the present utility model and advantage will be below embodiment, accompanying drawing in detailed exposure.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
Fig. 1 is the structural representation of a kind of paddy-field stubble-embedding harvesting and tillage machine of the utility model rotary tillage shaft.
Embodiment
The utility model provides a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft, comprise cutter shaft and tool rest, described cutter shaft end is connected with splined shaft, described splined shaft is subject to machine for imbedding stubbles and plowing to drive to be with movable arbor to rotate, on described splined shaft, cover has flange, described flange one end and cutter shaft end are rotationally connected, and between described splined shaft and flange, are provided with shaft sealer.By shaft seal assembly being set between splined shaft and flange, make in machine for imbedding stubbles and plowing running, the mud splashing is not easy to enter between splined shaft and flange, has avoided mud to enter between splined shaft in running and flange and splined shaft is worn and torn.Thereby guaranteed the normal operation of splined shaft, improved its mechanical life, its operation stability is strengthened.
Accompanying drawing below in conjunction with the utility model embodiment is explained and illustrated the technical scheme of the utility model embodiment, but following embodiment is only preferred embodiment of the present utility model, not all.Based on the embodiment in embodiment, those skilled in the art are other embodiment that obtains under the prerequisite of not making creative work, all belong to protection domain of the present utility model.
Shown in Fig. 1, a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft, comprises cutter shaft and tool rest 8, and here, tool rest 8 is fixed on cutter shaft, and this practicality is installed on after machine for imbedding stubbles and plowing, on tool rest 8, installs rotary blade.Described cutter shaft end is connected with splined shaft 3, described splined shaft 3 is subject to machine for imbedding stubbles and plowing to drive to be with movable arbor to rotate, on described splined shaft 3, cover has flange 1, and described flange 1 one end and cutter shaft end are rotationally connected, and between described splined shaft 3 and flange 1, are provided with shaft sealer.
Here, shaft sealer comprises bearing 4 and shaft seal assembly, and bearing 4 is set in after splined shaft 3, pushes against after shaft seal assembly, can make the better tightness between flange 1 and splined shaft 3.Meanwhile, bearing 4 that the operation that can make between flange 1 and splined shaft 3 is set is more stable.
In the present embodiment, described shaft seal assembly comprises rotary sleeve 5 and seal 6, and described rotary sleeve 5 is located on described splined shaft 3, and described seal 6 is located between described rotary sleeve 5 and described flange 1.Here, coordinating between rotary sleeve 5 and splined shaft 3 is matched in clearance, makes splined shaft 3 and the rotary sleeve 5 can relative sliding.Not only protect seal 6, increased the service life of seal 6, and rotary sleeve 5 has been made into general part through processing; wear-resisting and easily change, when rotary sleeve 5 is after long-term use, it is worn when serious; can be taken out, new rotary sleeve 5 is changed.Here, seal 6 is frame seal circle.The material of frame seal circle is abrasive rubber, is specially acrylonitrile-butadiene rubber, and its oil resistivity is fabulous, and wearability is higher, and warm tolerance is better, and bonding force is strong.Meanwhile, it also has good resistance to water, is well suited for environment of the present utility model.
In order to make the better tightness of shaft sealer, make shaft sealer coordinating between flange 1 and splined shaft 3 more reasonable, flange 1 is provided with the seal groove for holding described shaft seal assembly and holds the bearing groove of bearing 4, described shaft seal assembly is located in described seal groove, and described bearing 4 is located in described bearing groove.Adopt this design, can make shaft seal assembly move between bearing 4 and splined shaft 3 more stable.
Simultaneously, on flange 1, be also provided with connection bump 11, described connection bump 11 is fixedly connected with machine for imbedding stubbles and plowing, in connection bump 11 ends, some locating holes are set, the connecting hole consistent with the link position setting of connection bump 11 and locating hole on machine for imbedding stubbles and plowing, then plug-in mounting alignment pin between two holes, thus flange 1 is located.Or, for the ease of operating personnel, cooperation is installed, at machine for imbedding stubbles and plowing and the link position of connection bump 11, a mounting groove matching with connection bump 11 is set, connection bump 11 clampings is entered in mounting groove, thereby complete being connected between flange 1 and machine for imbedding stubbles and plowing.Further, before mounting groove is entered in connection bump 11 clampings, in mounting groove, smear seccotine, and then connection bump 11 plug-in mountings entered, make between flange 1 and machine for imbedding stubbles and plowing be connected more stable.
In the present embodiment, cutter shaft comprises flange seat 7 and axis body 9, and described flange seat 7 is located at described axis body 9 ends, and described flange 1 is rotationally connected with on described flange seat 7.During concrete enforcement, axis body 9 ends are fixed on in flange seat 7 one end, the other end is fixedly connected with splined shaft 3.Here, the mode being rotationally connected between flange 1 and flange seat 7, there are two two kinds of embodiments, the first embodiment, in flange 1 one end, be provided with positioning convex, described flange seat 7 is provided with the detent matching with described positioning convex, and described positioning convex is located in described detent; As simple replacement, the second embodiment is provided with positioning convex on flange seat 7, and described flange 1 one end is provided with the detent matching with described positioning convex, and described positioning convex is located in described detent.When splined shaft 3 is in operation process, positioning convex moves in detent centered by splined shaft 3 axial regions, thereby flange 1 is rotated on flange seat 7.
For the cooperation between reinforcing flange 1, shaft sealer and splined shaft 3 more stable, on splined shaft, be also provided with card-bit part, shaft sealer is positioned on splined shaft 3, while specifically implementing by card-bit part, described card-bit part pushes against described bearing 4, and described bearing 4 is close to described shaft seal assembly.
Here, it should be noted that, described card-bit part is spring arch clasp 2, and spring arch clasp 2 is sheathed on described splined shaft 3, and described spring arch clasp 2 pushes against described bearing 4, and described bearing 4 is close to described shaft seal assembly.
Meanwhile, between shaft sealer and described spring arch clasp 2, be provided with travelling gear 10, described spring arch clasp 2 pushes against described shaft sealer by described travelling gear 10.
The utility model embodiment is applied to agricultural tool apparatus field, is especially applied to the rotary tillage shaft of using in paddy-field stubble-embedding harvesting and tillage machine.
Except above preferred embodiment, the utility model also has other embodiment, those skilled in the art can make various changes and distortion according to the utility model, only otherwise depart from spirit of the present utility model, all should belong to the defined scope of the utility model claims.
Claims (10)
1. a paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft, comprise cutter shaft and tool rest, described cutter shaft end is connected with splined shaft, described splined shaft is subject to machine for imbedding stubbles and plowing to drive to be with movable arbor to rotate, on described splined shaft, cover has flange, described flange one end and cutter shaft end are rotationally connected, and it is characterized in that: between described splined shaft and flange, be provided with shaft sealer.
2. a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft according to claim 1, is characterized in that: described shaft sealer comprises bearing and shaft seal assembly, and described bearing holder (housing, cover) is loaded on described splined shaft, and described bearing pushes against described shaft seal assembly.
3. a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft according to claim 2, is characterized in that: described shaft seal assembly comprises rotary sleeve and seal, and described rotary sleeve is located on described splined shaft, and described seal is located between described rotary sleeve and described flange.
4. a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft according to claim 2, it is characterized in that: described flange is provided with the seal groove for holding described shaft seal assembly and holds the bearing groove of bearing, described shaft seal assembly is located in described seal groove, and described bearing is located in described bearing groove.
5. a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft according to claim 2, is characterized in that: on described flange, be also provided with connection bump, described connection bump is fixedly connected with machine for imbedding stubbles and plowing.
6. according to a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft described in claim 1 to 5 any one, it is characterized in that: described cutter shaft comprises flange seat and axis body, described flange seat is connected in described axis body end, described flange is rotationally connected with on described flange seat, and described splined shaft is plugged on described flange seat.
7. a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft according to claim 6, it is characterized in that: described flange one end is provided with positioning convex, described flange seat is provided with the detent matching with described positioning convex, and described positioning convex is located in described detent;
Or described flange seat is provided with positioning convex, described flange one end is provided with the detent matching with described positioning convex, and described positioning convex is located in described detent.
8. according to a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft described in claim 1 to 5 any one, it is characterized in that: described shaft sealer is positioned on splined shaft by card-bit part.
9. a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft according to claim 8, is characterized in that: described card-bit part is spring arch clasp.
10. a kind of paddy-field stubble-embedding harvesting and tillage machine rotary tillage shaft according to claim 8, is characterized in that: described splined shaft is provided with travelling gear, and card-bit part is by travelling gear locating shaft sealing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719699.8U CN203575026U (en) | 2013-11-14 | 2013-11-14 | Rotary tillage shaft of paddy field stubble-burying tiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719699.8U CN203575026U (en) | 2013-11-14 | 2013-11-14 | Rotary tillage shaft of paddy field stubble-burying tiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203575026U true CN203575026U (en) | 2014-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320719699.8U Expired - Fee Related CN203575026U (en) | 2013-11-14 | 2013-11-14 | Rotary tillage shaft of paddy field stubble-burying tiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203575026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104737643A (en) * | 2015-04-15 | 2015-07-01 | 黑龙江辉桐农业机械制造有限公司 | Paddy field mud smashing machine |
-
2013
- 2013-11-14 CN CN201320719699.8U patent/CN203575026U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104737643A (en) * | 2015-04-15 | 2015-07-01 | 黑龙江辉桐农业机械制造有限公司 | Paddy field mud smashing machine |
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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: 20140507 Termination date: 20141114 |
|
| EXPY | Termination of patent right or utility model |