CN202673978U - Stepped gear shaft - Google Patents
Stepped gear shaft Download PDFInfo
- Publication number
- CN202673978U CN202673978U CN 201220380139 CN201220380139U CN202673978U CN 202673978 U CN202673978 U CN 202673978U CN 201220380139 CN201220380139 CN 201220380139 CN 201220380139 U CN201220380139 U CN 201220380139U CN 202673978 U CN202673978 U CN 202673978U
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- CN
- China
- Prior art keywords
- section
- stepped gear
- gear shaft
- utility
- model
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a stepped gear shaft, which comprises a main body (1). The stepped gear shaft is characterized in that the main body (1) comprises a first section (11), a second section (12), a third section (13) and a fourth section (14) with diameters ranging from larger to smaller, wherein helical teeth are arranged on outer circumference of the fourth section (14); a check ring groove (3) is arranged on outer circumference of the third section (13) near the fourth section (14); and a threaded hole (4) is arranged at the center of an outer end face of the first section (11). The stepped gear shaft is simple in structure, rational in the four-section stepped structure design, easy in processing and low in manufacturing cost, can realize large transmission ratio and good deceleration effect, ensures mechanical strength, and allows the shaft not to be easily broken or damaged.
Description
Technical field
The utility model relates to axle class Component, is specifically related to a kind of stepped gear axle.
Background technique
Gear shaft refers to support the mechanical parts that rotational parts also turns round to transmit motion, moment of torsion or moment of flexure therewith.It is shaft-like to be generally round metal, and each section can have different diameters.The part of doing rotation motion in the machine just is contained on the axle.
The model utility content
The technical problem that (one) will solve
The technical problems to be solved in the utility model provides a kind of stepped gear axle, and it is easy to process, and intensity is strong, and velocity ratio is large, and it is effective to slow down.
(2) technological scheme
For addressing the above problem, the utility model provides a kind of stepped gear axle, comprise body (1), described body (1) comprises diameter first paragraph (11), second segment (12), the 3rd section (13) and the 4th section (14) from big to small, described the 4th section (14) outer peripheral surface is provided with helical teeth (2), described the 3rd section (13) are provided with circlip groove (3) near the 4th section outer peripheral surface that (14) are located, and described first paragraph (11) center, exterior edge face is provided with tapped hole (4).
Described the 4th section (14) exterior edge face is provided with chamfering (6).
Described the 4th section (14) are provided with tool withdrawal groove (5) near the 3rd section outer peripheral surface that (13) are located.
(3) beneficial effect
The utility model wants to be compared to prior art, and it has following beneficial effect: it is simple in structure, and four-part form hierarchic structure is reasonable in design, can realize large velocity ratio, it is effective to slow down, and has guaranteed mechanical strength, make this axle not easy-rupturing or damage, and process easy, low cost of manufacture.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
A kind of stepped gear axle as shown in Figure 1, it comprises body 1, body 1 comprises from big to small first paragraph 11 of diameter, second segment 12, the 3rd section 13 and the 4th sections 14.The 4th section 14 outer peripheral surfaces are provided with helical teeth 2, helical teeth 2 and driving mechanism mutually interlock as output source.The 3rd section 13 outer peripheral surface near the 4th section 14 places is provided with circlip groove 3, can put first a packing ring on the 3rd section, then packing ring loads onto bearing near axle body 7, then at circlip groove back-up ring is installed and is fixed bearing, and then this axle is installed on the casing in the corresponding position.Center, first paragraph 11 exterior edge face is provided with tapped hole 4, and tapped hole 4 is used for connecting other axial workpieces.The 4th section 14 exterior edge faces are provided with chamfering 6, and burr and sharp edge have been removed in arranging of chamfering 6, also can reduce the wedge angle distortion that causes because colliding with when installing.The 4th section 14 outer peripheral surface near the 3rd section 13 places is provided with tool withdrawal groove 5, and helical teeth can be conveniently processed in the setting of tool withdrawal groove 5, the protection cutter.
The above only is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. stepped gear axle, comprise body (1), it is characterized in that: described body (1) comprises diameter first paragraph (11), second segment (12), the 3rd section (13) and the 4th section (14) from big to small, described the 4th section (14) outer peripheral surface is provided with helical teeth (2), described the 3rd section (13) are provided with circlip groove (3) near the 4th section outer peripheral surface that (14) are located, and described first paragraph (11) center, exterior edge face is provided with tapped hole (4).
2. a kind of stepped gear axle according to claim 1, it is characterized in that: described the 4th section (14) exterior edge face is provided with chamfering (6).
3. a kind of stepped gear axle according to claim 1 is characterized in that: described the 4th section (14) are provided with tool withdrawal groove (5) near the 3rd section outer peripheral surface that (13) are located.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220380139 CN202673978U (en) | 2012-08-01 | 2012-08-01 | Stepped gear shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220380139 CN202673978U (en) | 2012-08-01 | 2012-08-01 | Stepped gear shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202673978U true CN202673978U (en) | 2013-01-16 |
Family
ID=47494885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220380139 Expired - Fee Related CN202673978U (en) | 2012-08-01 | 2012-08-01 | Stepped gear shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202673978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341743B (en) * | 2013-07-08 | 2015-08-26 | 河北华北柴油机有限责任公司 | The anti-cracking processing method of the little axial plane carburizing and quenching multidiameter of end groove on panel surface |
-
2012
- 2012-08-01 CN CN 201220380139 patent/CN202673978U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341743B (en) * | 2013-07-08 | 2015-08-26 | 河北华北柴油机有限责任公司 | The anti-cracking processing method of the little axial plane carburizing and quenching multidiameter of end groove on panel surface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20130801 |