CN210623512U - Worm shaft - Google Patents
Worm shaft Download PDFInfo
- Publication number
- CN210623512U CN210623512U CN201921659883.1U CN201921659883U CN210623512U CN 210623512 U CN210623512 U CN 210623512U CN 201921659883 U CN201921659883 U CN 201921659883U CN 210623512 U CN210623512 U CN 210623512U
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- China
- Prior art keywords
- oil guide
- shaft body
- guide groove
- transmission
- worm
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Abstract
The utility model provides a worm shaft, which is used for being connected with a worm wheel in a transmission way, and comprises a transmission shaft body and connecting shaft bodies arranged at the two ends of the transmission shaft body, wherein a key groove is arranged on the connecting shaft body, helical teeth are arranged on the transmission shaft body, an oil guide groove is arranged on the transmission shaft body, one end of the oil guide groove is abutted against the helical teeth, the oil guide groove is arranged along the axis of the transmission shaft body in an extending way, and is arranged in an inclined way along the axis of the transmission shaft body, wherein, the depth dimension of the oil guide groove close to one end of the connecting shaft body is larger than that of the oil guide groove close to one end of the helical teeth, the oil guide groove is arranged on the transmission shaft body, and the depth of the oil guide groove is gradually increased from the end part to the direction of the helical teeth, so that a user can drop lubricating oil into the oil guide groove at the far end of the worm transmission and convey the, the user can conveniently keep away from the transmission dangerous part to perform the lubricating operation, and the safety of the user is ensured.
Description
Technical Field
The utility model relates to a mechanical transmission spare part technical field especially relates to a worm axle.
Background
The worm drive consists of a worm and a worm wheel for transmitting motion and power between the interleaved shafts, typically at 90 ° angles. In general worm drive, a worm shaft is used as a driving part, so that the worm shaft is an important motion component in the process of realizing worm drive, and when the worm shaft is subjected to a large load in the process of drive, if the drive connecting part is not sufficiently lubricated, the drive stability and abrasion are affected, and the service life of the worm shaft is reduced.
SUMMERY OF THE UTILITY MODEL
In view of this, the technical problem to be solved by the present invention is: the lubrication maintenance of the worm shaft at the transmission connecting part by a user is facilitated, the lubrication effect of the worm shaft at the transmission connecting part is improved, the transmission stability of the worm shaft is improved, and the transmission abrasion is reduced.
For realizing the above-mentioned purpose, the utility model provides a worm axle, worm axle is used for being connected with worm gear, worm axle includes the transmission axis body and sets up the connection axis body at transmission axis body both ends, set up the keyway on the connection axis body, set up the helical tooth on the transmission axis body, set up on the transmission axis body and lead the oil groove, it is located to lead the oil groove the both sides of helical tooth, lead the oil groove one end with helical tooth looks butt, lead the oil groove and follow the setting is extended to the axis of transmission axis body, just lead the oil groove and follow the axis of transmission axis body is the inclined plane setting, wherein, lead the oil groove be close to the degree of depth size of connecting axis body one end is greater than it is close to the degree of depth size of helical tooth one end.
Further, lead the width size of oil groove and be 2-4mm, lead the oil groove to be close to connect the depth size of axis body one end is 1mm, lead the oil groove to be close to the depth size of helical tooth one end is 3 mm.
Further, the oil guide groove is concavely arranged on the circumferential surface of the transmission shaft body along the axis direction of the transmission shaft body.
Compared with the prior art, the utility model provides a worm shaft, the worm shaft is used for connecting with worm wheel transmission, the worm shaft comprises a transmission shaft body and a connecting shaft body arranged at two ends of the transmission shaft body, a key groove is arranged on the connecting shaft body, helical teeth are arranged on the transmission shaft body, oil guide grooves are arranged on the transmission shaft body, the oil guide grooves are arranged at two sides of the helical teeth, one end of the oil guide groove is abutted with the helical teeth, the oil guide groove is arranged along the axis of the transmission shaft body in an extending way, and the oil guide groove is arranged along the axis of the transmission shaft body in an inclined plane way, wherein the depth dimension of the oil guide groove close to one end of the connecting shaft body is larger than that of the oil guide groove close to one end of the helical teeth, the oil guide groove is arranged on the transmission shaft body, the depth of the oil guide groove is gradually increased from the end part to the direction of the helical teeth, so that a user can, the lubrication maintenance of the worm shaft at the transmission connecting part is realized, a user can conveniently carry out lubrication operation when the user is far away from the transmission dangerous part, and the safety of the user is ensured.
Drawings
Fig. 1 is a schematic structural view of a worm shaft according to an embodiment of the present invention;
fig. 2 is another schematic structural view of the worm shaft according to the embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of a worm shaft according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. Referring to fig. 1-3, the present invention provides a worm shaft, the worm shaft is used for being connected with a turbine in a transmission manner, the worm shaft includes a transmission shaft body 10 and a connection shaft body 20 disposed at two ends of the transmission shaft body 10, a key groove 21 is disposed on the connection shaft body 20, and a spiral tooth 11 is disposed on the transmission shaft body 10.
The transmission shaft body 10 is provided with oil guide grooves 12, the oil guide grooves 12 are concavely arranged on the circumferential surface of the transmission shaft body 10 along the axial direction of the transmission shaft body 10, the oil guide grooves 12 are positioned at both sides of the helical teeth 11, one end of the oil guide grooves 12 is abutted against the helical teeth 11, the oil guide grooves 12 are arranged along the axial line (refer to direction A in figure 2) of the transmission shaft body 10 in an extending way, and the oil guide grooves 12 are arranged along the axial line of the transmission shaft body 10 in an inclined plane way, wherein the depth dimension (refer to direction B in figure 2) of the oil guide grooves 12 close to one end of the connection shaft body 20 is larger than the depth dimension of the oil guide grooves close to one end of the helical teeth 11, the oil guide grooves 12 are in a plane oblique transition from one end of the connection shaft body 20 to one end close to the helical teeth 11, so that oil flows into the helical teeth 11 along the oil guide grooves 12, wherein the lubricating oil, can move under the guidance of the oil guide groove 12 to lubricate the transmission connection. The oil guide groove 12 provides an accommodation space for storing oil, lubrication is realized in the rotation process of the worm shaft, and the durability and the lubricating performance of the lubricating time are improved.
Specifically, the width of the oil guide groove 12 is 2-4mm, the depth of the oil guide groove 12 near the end of the connection shaft body 20 is 1mm, and the depth of the oil guide groove 12 near the end of the helical teeth 11 is 3 mm.
To sum up, the utility model provides a worm shaft, which is used for being connected with a worm wheel in a transmission way, the worm shaft comprises a transmission shaft body and connecting shaft bodies arranged at two ends of the transmission shaft body, a key groove is arranged on the connecting shaft body, helical teeth are arranged on the transmission shaft body, oil guide grooves are arranged on the transmission shaft body, the oil guide grooves are arranged at two sides of the helical teeth, one end of the oil guide groove is abutted against the helical teeth, the oil guide groove is arranged along the axis of the transmission shaft body in an extending way, and the oil guide groove is arranged along the axis of the transmission shaft body in an inclined plane way, wherein the depth dimension of the oil guide groove close to one end of the connecting shaft body is larger than that of the oil guide groove close to one end of the helical teeth, the oil guide groove is arranged on the transmission shaft body, the depth of the oil guide groove is gradually increased from the end part to the direction of the helical teeth, so that a user, the lubrication maintenance of the worm shaft at the transmission connecting part is realized, a user can conveniently carry out lubrication operation when the user is far away from the transmission dangerous part, and the safety of the user is ensured.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (3)
1. The utility model provides a worm axle, worm axle is used for being connected with worm gear drive, a serial communication port, worm axle includes the transmission axis body and sets up the connection axis body at transmission axis body both ends, set up the keyway on the connection axis body, set up the helical tooth on the transmission axis body, set up on the transmission axis body and lead the oil groove, it is located to lead the oil groove the both sides of helical tooth, lead the oil groove one end with helical tooth looks butt, lead the oil groove edge the axis of transmission axis body extends the setting, just lead the oil groove edge the axis of transmission axis body is the inclined plane setting, wherein, lead the oil groove be close to the degree of depth size of connecting axis body one end is greater than it is close to the degree of depth size of helical tooth one end.
2. A worm shaft as defined in claim 1, wherein the oil guide groove has a width dimension of 2 to 4mm, a depth dimension of 1mm at an end of the oil guide groove adjacent to the coupling shaft body, and a depth dimension of 3mm at an end of the oil guide groove adjacent to the helical teeth.
3. The worm shaft according to claim 1, wherein the oil guide groove is formed in a circumferential surface of the transmission shaft body so as to be recessed in a direction toward the axis of the transmission shaft body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921659883.1U CN210623512U (en) | 2019-10-02 | 2019-10-02 | Worm shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921659883.1U CN210623512U (en) | 2019-10-02 | 2019-10-02 | Worm shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210623512U true CN210623512U (en) | 2020-05-26 |
Family
ID=70750274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921659883.1U Active CN210623512U (en) | 2019-10-02 | 2019-10-02 | Worm shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210623512U (en) |
-
2019
- 2019-10-02 CN CN201921659883.1U patent/CN210623512U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |