CN204437190U - A kind of speed reducer of compact structure - Google Patents
A kind of speed reducer of compact structure Download PDFInfo
- Publication number
- CN204437190U CN204437190U CN201520018674.4U CN201520018674U CN204437190U CN 204437190 U CN204437190 U CN 204437190U CN 201520018674 U CN201520018674 U CN 201520018674U CN 204437190 U CN204437190 U CN 204437190U
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- CN
- China
- Prior art keywords
- gear
- gear shaft
- bearing
- shaft
- casing
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Abstract
This application discloses a kind of speed reducer of compact structure, comprise casing, the first gear shaft is fixed with between two sidewalls that casing is relative, the both sides of the first gear shaft are set side by side with the second gear shaft and the 3rd gear shaft respectively, second gear shaft and the 3rd gear shaft are rotated by bearing to be located on casing, the outside of the first gear shaft is arranged with the first gear and ring set vertically respectively, ring set and the first gear are fixed, clutch shaft bearing is provided with between first gear and the first gear shaft, clutch shaft bearing is sheathed on the outside of the first gear shaft, first geared sleeve is located at the outside of clutch shaft bearing, second gear shaft and the 3rd gear shaft are fixed with the second gear and the 3rd gear respectively, second gear and the 3rd gear engage with the outer surface of ring set respectively.The utility model is positioned over gear internal gear shaft upper bearing (metal), and machining shaft bearing bore on casing, does not save very large space, is convenient to the gear-box arrangement of compact structure.
Description
Technical field
The application relates to a kind of speed reducer, particularly relates to a kind of speed reducer of compact structure.
Background technique
The bearing that current user uses is positioned on casing, for the gear-box of some compact structures, gear shaft can only be positioned at below two gears of pairing, and the gear being positioned at below so generally can not be designed to split structure, for assembling and the increasing of dismounting difficulty of this grade of gear.And for the gear-box of splash lubrication, almost whole gear is immersed in oil, increases gear and the friction of oil, easily make oil temperature ascensional range larger.
Model utility content
The purpose of this utility model is the speed reducer providing a kind of compact structure, to overcome deficiency of the prior art.
For achieving the above object, the utility model provides following technological scheme:
The embodiment of the present application discloses a kind of speed reducer of compact structure, comprise casing, the first gear shaft is fixed with between two sidewalls that described casing is relative, the both sides of described first gear shaft are set side by side with the second gear shaft and the 3rd gear shaft respectively, described second gear shaft and the 3rd gear shaft are rotated by bearing to be located on described casing, the outside of described first gear shaft is arranged with the first gear and ring set vertically respectively, described ring set and described first gear are fixed, clutch shaft bearing is provided with between described first gear and described first gear shaft, described clutch shaft bearing is sheathed on the outside of described first gear shaft, described first geared sleeve is located at the outside of described clutch shaft bearing, described second gear shaft and the 3rd gear shaft are fixed with the second gear and the 3rd gear respectively, described second gear and the 3rd gear engage with the outer surface of described ring set respectively.
Preferably, in the speed reducer of above-mentioned compact structure, be provided with the second bearing between described ring set and described first gear shaft, described second bearing housing is located at the outside of described first gear shaft, and described ring set is sheathed on the outside of described second bearing.
Preferably, in the speed reducer of above-mentioned compact structure, a dunnage is provided with in described casing, this dunnage is perpendicular to described first gear shaft, described dunnage is provided with through hole, this through hole is sheathed on the outside of described ring set, and described second gear shaft and the 3rd gear shaft rotate respectively by bearing and be located between described dunnage and casing.
Preferably, in the speed reducer of above-mentioned compact structure, described ring set is extended with the assembly department of annular towards one end of described first gear to surrounding, this assembly department is fixed on the side of described first gear by screw.
Preferably, in the speed reducer of above-mentioned compact structure, the 4th gear shaft and the 5th gear shaft is also provided with between two sidewalls that described casing is relative, described 4th gear shaft and the 5th gear shaft are respectively equipped with the 4th gear and the 5th gear, and described 4th gear is meshed with described first gear and the 5th gear respectively.
Preferably, in the speed reducer of above-mentioned compact structure, the two ends of described 4th gear shaft are individually fixed on two relative sidewalls of described casing, the 3rd bearing is provided with between described 4th gear and described 4th gear shaft, described 3rd bearing housing is located at the outside of described 4th gear shaft, and described 4th geared sleeve is located at the outside of described 3rd bearing.
Preferably, in the speed reducer of above-mentioned compact structure, described 5th gear shaft is rotated by bearing and is located on described casing.
Compared with prior art, the utility model has the advantage of: the utility model is positioned over gear internal gear shaft upper bearing (metal), machining shaft bearing bore on casing, does not save very large space, is convenient to the gear-box arrangement of compact structure.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Figure 1 shows that the sectional view of speed reducer in the utility model specific embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be described in detail the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, belongs to the scope of the utility model protection.
Shown in ginseng Fig. 1, speed reducer comprises casing 1, the first gear shaft 2 is fixed with between two sidewalls that casing 1 is relative, the both sides of the first gear shaft 2 are set side by side with the second gear shaft 3 and the 3rd gear shaft 4 respectively, second gear shaft 3 and the 3rd gear shaft 4 are rotated by bearing to be located on casing 1, the outside of the first gear shaft 2 is arranged with the first gear 5 and ring set 6 vertically respectively, ring set 6 and the first gear 5 are fixed, clutch shaft bearing 7 is provided with between first gear 5 and the first gear shaft 2, clutch shaft bearing 7 is sheathed on the outside of the first gear shaft 2, first gear 5 is sheathed on the outside of clutch shaft bearing 7, second gear shaft 3 and the 3rd gear shaft 4 are fixed with the second gear 8 and the 3rd gear 9 respectively, second gear 8 and the 3rd gear 9 engage with the outer surface of ring set 6 respectively.
Be provided with the outside that the second bearing 10, second bearing 10 is sheathed on the first gear shaft 2 between ring set 6 and the first gear shaft 2, ring set 6 is sheathed on the outside of the second bearing 10.
Be provided with a dunnage 11 in casing 1, this dunnage 11 is perpendicular to the first gear shaft 2, and dunnage 11 is provided with through hole, and this through hole is sheathed on the outside of ring set 6, and the second gear shaft 3 and the 3rd gear shaft 4 rotate respectively by bearing and be located between dunnage 11 and casing 1.
Ring set 6 is extended with the assembly department 12 of annular towards one end of the first gear to surrounding, this assembly department 12 is fixed on the side of the first gear by screw.
The 4th gear shaft 13 and the 5th gear shaft 14 is also provided with between two sidewalls that casing 1 is relative, 4th gear shaft 13 and the 5th gear shaft 14 are respectively equipped with the 4th gear 15 and the 5th gear the 16, four gear 15 is meshed with the first gear 5 and the 5th gear 16 respectively.
The two ends of the 4th gear shaft 13 are individually fixed on two relative sidewalls of casing 1, and be provided with the outside that the 3rd bearing the 17, three bearing 17 is sheathed on the 4th gear shaft between the 4th gear 15 and the 4th gear shaft 13, the 4th geared sleeve is located at the outside of the 3rd bearing 17.5th gear shaft 14 is rotated by bearing and is located on casing 1.
In the utility model, the two ends of the first gear shaft are fixed on the sidewall of casing, without the need to machining shaft bearing bore on casing, therefore the very large space of tank surface can not be taken, so can make the second gear shaft in both sides, compacter between the 3rd gear shaft and the first gear shaft, and gear shaft upper bearing (metal) is positioned over gear internal.
It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or control panel, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
The above is only the embodiment of the application; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the application's principle; can also make some improvements and modifications, these improvements and modifications also should be considered as the protection domain of the application.
Claims (7)
1. the speed reducer of a compact structure, it is characterized in that, comprise casing, the first gear shaft is fixed with between two sidewalls that described casing is relative, the both sides of described first gear shaft are set side by side with the second gear shaft and the 3rd gear shaft respectively, described second gear shaft and the 3rd gear shaft are rotated by bearing to be located on described casing, the outside of described first gear shaft is arranged with the first gear and ring set vertically respectively, described ring set and described first gear are fixed, clutch shaft bearing is provided with between described first gear and described first gear shaft, described clutch shaft bearing is sheathed on the outside of described first gear shaft, described first geared sleeve is located at the outside of described clutch shaft bearing, described second gear shaft and the 3rd gear shaft are fixed with the second gear and the 3rd gear respectively, described second gear and the 3rd gear engage with the outer surface of described ring set respectively.
2. the speed reducer of compact structure according to claim 1, it is characterized in that: between described ring set and described first gear shaft, be provided with the second bearing, described second bearing housing is located at the outside of described first gear shaft, and described ring set is sheathed on the outside of described second bearing.
3. the speed reducer of compact structure according to claim 1, it is characterized in that: in described casing, be provided with a dunnage, this dunnage is perpendicular to described first gear shaft, described dunnage is provided with through hole, this through hole is sheathed on the outside of described ring set, and described second gear shaft and the 3rd gear shaft rotate respectively by bearing and be located between described dunnage and casing.
4. the speed reducer of compact structure according to claim 1, is characterized in that: described ring set is extended with the assembly department of annular towards one end of described first gear to surrounding, this assembly department is fixed on the side of described first gear by screw.
5. the speed reducer of compact structure according to claim 1, it is characterized in that: between two sidewalls that described casing is relative, be also provided with the 4th gear shaft and the 5th gear shaft, described 4th gear shaft and the 5th gear shaft are respectively equipped with the 4th gear and the 5th gear, and described 4th gear is meshed with described first gear and the 5th gear respectively.
6. the speed reducer of compact structure according to claim 5, it is characterized in that: the two ends of described 4th gear shaft are individually fixed on two relative sidewalls of described casing, the 3rd bearing is provided with between described 4th gear and described 4th gear shaft, described 3rd bearing housing is located at the outside of described 4th gear shaft, and described 4th geared sleeve is located at the outside of described 3rd bearing.
7. the speed reducer of compact structure according to claim 5, is characterized in that: described 5th gear shaft is rotated by bearing and is located on described casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520018674.4U CN204437190U (en) | 2015-01-12 | 2015-01-12 | A kind of speed reducer of compact structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520018674.4U CN204437190U (en) | 2015-01-12 | 2015-01-12 | A kind of speed reducer of compact structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204437190U true CN204437190U (en) | 2015-07-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520018674.4U Expired - Fee Related CN204437190U (en) | 2015-01-12 | 2015-01-12 | A kind of speed reducer of compact structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204437190U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534029A (en) * | 2015-01-12 | 2015-04-22 | 江苏赫夫特齿轮制造有限公司 | Speed reducer with compact structure |
-
2015
- 2015-01-12 CN CN201520018674.4U patent/CN204437190U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534029A (en) * | 2015-01-12 | 2015-04-22 | 江苏赫夫特齿轮制造有限公司 | Speed reducer with compact structure |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20180112 |