CN203161799U - Stepped gear shaft - Google Patents
Stepped gear shaft Download PDFInfo
- Publication number
- CN203161799U CN203161799U CN 201320210952 CN201320210952U CN203161799U CN 203161799 U CN203161799 U CN 203161799U CN 201320210952 CN201320210952 CN 201320210952 CN 201320210952 U CN201320210952 U CN 201320210952U CN 203161799 U CN203161799 U CN 203161799U
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- China
- Prior art keywords
- section
- gear
- face
- stepped
- outer peripheral
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- 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 shaft body. The shaft body comprises a first section, a second section, a third section and a fourth section, wherein the first section, the second section, the third section and the fourth section are arranged in sequence from big to small in diameter; the outer end face of the first section and the outer end face of the fourth section are respectively provided with a processing location hole; the outer circumferential face of the fourth section is provided with threads; the outer circumferential face of the third section, which is near the fourth section, is provided with an annular check ring slot; the first section is provided with a gear; the outer end face of the first section is provided with oil filler holes near the outer circumferential face; and the oil filler holes are communicated to the surface of the gear. The stepped gear shaft disclosed by the utility model has the beneficial effects that the structure is simple, a four-section stepped structure is reasonable in design, high transmission ratio can be realized, a speed reduction effect is good, and the mechanical strength is ensured, so that the shaft is not easy to fracture or damage. Moreover, processing is simple and convenient, and the manufacturing cost is low. The outer surface of the gear is provided with a wear-resistant coating, so that the service life is long. Moreover, the oil filler holes are arranged, so that oil injection is convenient and fast, the gearing face of the gear is fully lubricated, and the work efficiency is improved.
Description
Technical field
The utility model relates to a 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
(1) technical problem that 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 big, and it is effective to slow down, long service life.
(2) technological scheme
For solving the problems of the technologies described above, the utility model provides a kind of stepped gear axle, comprise axis body, described axis body comprises first section that diameter sets gradually from big to small, second section, the 3rd section and the 4th section, be respectively equipped with a processing positioning hole on the exterior edge face of described first section and the 4th section, described the 4th section outer peripheral surface is provided with screw thread, described the 3rd section close the 4th section outer peripheral surface of locating is provided with the annular retaining ring groove, described first section is provided with gear, be provided with oil hole near the outer peripheral surface place on the described first section exterior edge face, described oil hole is communicated to described gear surface.
Described gear outer surface is provided with wear resistant coating.
Described the 4th section close the 3rd section outer peripheral surface of locating is provided with tool withdrawal groove.
(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 big 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, be provided with wear resistant coating at the gear outer surface, long service life, and be provided with and be marked with the hole, oiling is convenient, sufficient lubrication gear Surface of action is increased work efficiency.
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, comprise axis body, described axis body comprises first section 1, second section 2, the 3rd sections 3 and the 4th sections 4 that diameter sets gradually from big to small, be respectively equipped with a processing positioning hole on the exterior edge face of described first section 1 and the 4th section 4, described the 4th section 4 outer peripheral surfaces are provided with screw thread, described the 3rd section 3 outer peripheral surface near the 4th section 4 places is provided with annular retaining ring groove 5, described first section 1 is provided with gear, be provided with oil hole 6 near the outer peripheral surface place on described first section 1 exterior edge face, described oil hole 6 is communicated to described gear surface.Described gear outer surface is provided with wear resistant coating.Described the 4th section 4 outer peripheral surface near the 3rd section 3 places is provided with tool withdrawal groove 7.
The utility model is simple in structure, and four-part form hierarchic structure is reasonable in design, can realize big velocity ratio, it is effective to slow down, and has guaranteed mechanical strength, makes this axle not easy-rupturing or damage, and process easy, low cost of manufacture is provided with wear resistant coating at the gear outer surface, long service life, and be provided with and be marked with the hole, oiling is convenient, and sufficient lubrication gear Surface of action is increased work efficiency.
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 axis body, it is characterized in that: described axis body comprises first section, second section, the 3rd section and the 4th section that diameter sets gradually from big to small, be respectively equipped with a processing positioning hole on the exterior edge face of described first section and the 4th section, described the 4th section outer peripheral surface is provided with screw thread, described the 3rd section close the 4th section outer peripheral surface of locating is provided with the annular retaining ring groove, described first section is provided with gear, be provided with oil hole near the outer peripheral surface place on the described first section exterior edge face, described oil hole is communicated to described gear surface.
2. a kind of stepped gear axle according to claim 1, it is characterized in that: described gear outer surface is provided with wear resistant coating.
3. a kind of stepped gear axle according to claim 1 is characterized in that: described the 4th section is provided with tool withdrawal groove near the 3rd section outer peripheral surface of locating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320210952 CN203161799U (en) | 2013-04-23 | 2013-04-23 | Stepped gear shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320210952 CN203161799U (en) | 2013-04-23 | 2013-04-23 | Stepped gear shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203161799U true CN203161799U (en) | 2013-08-28 |
Family
ID=49022985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320210952 Expired - Fee Related CN203161799U (en) | 2013-04-23 | 2013-04-23 | Stepped gear shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203161799U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103624801A (en) * | 2013-12-06 | 2014-03-12 | 苏州晓炎自动化设备有限公司 | Robot connecting shaft |
| CN109306832A (en) * | 2018-09-26 | 2019-02-05 | 李森瑞 | Mobile quickly translation door |
-
2013
- 2013-04-23 CN CN 201320210952 patent/CN203161799U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103624801A (en) * | 2013-12-06 | 2014-03-12 | 苏州晓炎自动化设备有限公司 | Robot connecting shaft |
| CN109306832A (en) * | 2018-09-26 | 2019-02-05 | 李森瑞 | Mobile quickly translation door |
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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: 20130828 Termination date: 20140423 |