CN216045295U - Helical gear structure for shaft rod extruder - Google Patents
Helical gear structure for shaft rod extruder Download PDFInfo
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- CN216045295U CN216045295U CN202121535243.7U CN202121535243U CN216045295U CN 216045295 U CN216045295 U CN 216045295U CN 202121535243 U CN202121535243 U CN 202121535243U CN 216045295 U CN216045295 U CN 216045295U
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Abstract
The utility model discloses a helical gear structure for a shaft rod extruder, which comprises a gear body, wherein an outer gear which is obliquely arranged is arranged at the outer end of the gear body, a shaft connecting hole is formed in the middle of the gear body, a convex seat which protrudes outwards is arranged in the middle of the gear body, the shaft connecting hole is formed in the convex seat and is a conical hole which is gradually inclined inwards from top to bottom, a mounting hole for mounting a bearing is formed in the bottom of the conical hole, the inner diameter of the mounting hole is larger than that of the conical hole, and an oil filling channel which is communicated with the mounting hole and is used for filling lubricant or lubricating oil is arranged on the gear body; the top of gear body has seted up the oiling groove, the oiling passageway slope sets up between oiling groove and mounting hole and with oiling groove and mounting hole intercommunication, the oiling passageway is including setting up the first oiling passageway that is close to oiling groove one side and connecting the second oiling passageway of first oiling passageway and mounting hole.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, in particular to an oblique gear structure for a shaft rod extruder.
Background
The extruder is the main equipment for producing light alloy (aluminum alloy, copper alloy and magnesium alloy) tubes, rods and profiles. Its generation and development has been a century ago, but has changed dramatically. The hydraulic press is developed from a hydraulic press which is manually operated by several million newtons into a full-automatic hydraulic press which is fully automatic by two hundred newtons. The variety of extruders has also increased greatly. The capacity and the number of the extruders reflect the production technical level of an enterprise. The capacity, quantity, production capacity and equipment level of the extruder owned by a country reflects the industrial development level of a country. The gear is an important component of the extruder, and the gear, namely a mechanical element with teeth on a wheel rim capable of continuously meshing and transmitting motion and power. In the torque transmission process, the main components playing roles are a shaft and a gear. The gear sleeve is on the axis of rotation and through key ring to location, and at the long-term in-process of work of gear, lubrication and heat dissipation are the key of guaranteeing its long-time normal use, but in lubrication and heat dissipation aspect, current for the extruder gear still remain to be improved, and the structure is comparatively single moreover, can't satisfy the production demand that has increased day by day.
Disclosure of Invention
The present invention is directed to provide a helical gear structure for a shaft rod extruding machine, which has a simple structure and a long service life.
The utility model aims to provide a helical gear structure for a shaft rod extruder, which comprises a gear body, wherein an outer gear which is obliquely arranged is arranged at the outer end of the gear body, a shaft connecting hole is formed in the middle of the gear body, a key groove is formed in the inner wall of the shaft connecting hole, a convex seat which is convex outwards is arranged in the middle of the gear body, the shaft connecting hole is formed in the convex seat and is a conical hole which gradually inclines inwards from top to bottom, a mounting hole for mounting a bearing is formed in the bottom of the conical hole, the inner diameter of the mounting hole is larger than that of the conical hole, and an oil filling channel which is communicated with the mounting hole and is used for filling lubricant or lubricating oil is arranged on the gear body.
Furthermore, an oil filling groove is formed in the top of the gear body, the oil filling channel is obliquely arranged between the oil filling groove and the mounting hole and is communicated with the oil filling groove and the mounting hole, the oil filling channel comprises a first oil filling channel and a second oil filling channel, the first oil filling channel is arranged on one side close to the oil filling groove, the second oil filling channel is connected with the first oil filling channel and the mounting hole, the inner diameter of the first oil filling channel is larger than that of the second oil filling channel, and the length of the first oil filling channel is smaller than that of the second oil filling channel.
Furthermore, a plurality of lower process holes which are sunken inwards are formed in the end face of the bottom of the gear body, the forming depth of the lower process holes is not larger than one third of the thickness of the gear body, upper process holes corresponding to the lower process holes are formed in the end face of the top of the gear body, and the upper process holes and the lower process holes are communicated through holes.
Furthermore, the upper process hole and the lower process hole are both circular in shape, and one sides of the upper process hole and the lower process hole, which are close to the convex seat, are communicated through a lubricating oil hole.
The utility model has the beneficial technical effects that: the gear body is provided with the lubricating oil hole, the oil injection channel is communicated with the conical hole, and the bearing can be lubricated when a bearing or a bearing connected with other parts is arranged in the conical hole through the oil injection channel, so that the heat generated by mechanical contact of a meshing surface can be reduced.
Drawings
FIG. 1 is a schematic view of a portion of a gear body according to the present invention;
FIG. 2 is a schematic sectional view A-A of FIG. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention is further described with reference to the accompanying drawings and examples.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inside", "outside", "lateral", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-2, the bevel gear structure for the shaft rod extruder according to the present invention includes a gear body 1, an outer gear obliquely disposed is disposed at an outer end of the gear body 1, a shaft connecting hole 2 is formed in a middle position of the gear body 1, a key groove is formed in an inner wall of the shaft connecting hole 2, a boss 3 protruding outward is disposed at the middle position of the gear body 1, the shaft connecting hole 2 is formed in the boss 3, the shaft connecting hole 2 is a tapered hole gradually inclining inward from top to bottom, a mounting hole 4 for mounting a bearing is disposed at a bottom of the tapered hole, an inner diameter of the mounting hole 4 is larger than an inner diameter of the tapered hole 2, and an oil injection passage communicated with the mounting hole 4 and used for injecting lubricant or lubricant oil is disposed on the gear body 1.
Referring to fig. 2, an oil filling groove 5 is formed in the top of the gear body 1, the oil filling channel is obliquely arranged between the oil filling groove 5 and the mounting hole 4 and communicates the oil filling groove 5 with the mounting hole 4, the oil filling channel comprises a first oil filling channel 6 arranged on one side close to the oil filling groove 5 and a second oil filling channel 7 connected with the first oil filling channel 6 and the mounting hole 4, the inner diameter of the first oil filling channel 6 is larger than that of the second oil filling channel 7, and the length of the first oil filling channel 6 is smaller than that of the second oil filling channel 7.
Referring to fig. 2, a plurality of lower process holes 8 which are recessed inwards are formed in the bottom end face of the gear body 1, the forming depth of the lower process holes 8 is not more than one third of the thickness of the gear body 1, upper process holes 9 corresponding to the lower process holes 8 are formed in the top end face of the gear body 1, and the upper process holes and the lower process holes are communicated through holes. The upper process hole 8 and the lower process hole 9 are both circular in shape, and one sides of the upper process hole 8 and the lower process hole 9 close to the boss 3 are communicated through a lubricating oil hole 10.
The gear body is provided with the lubricating oil hole, the oil injection channel is communicated with the conical hole, and the bearing can be lubricated when a bearing or a bearing connected with other parts is arranged in the conical hole through the oil injection channel, so that the heat generated by mechanical contact of a meshing surface can be reduced.
The specific embodiments described herein are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (4)
1. The utility model provides a helical gear structure that axle bar extruder was used, includes the gear body, the outer end of gear body is provided with the outer gear that the slant was arranged, has seted up the axle connecting hole on the intermediate position of gear body, has seted up the keyway on the inner wall of axle connecting hole, its characterized in that: the gear comprises a gear body and is characterized in that a convex seat protruding outwards is arranged in the middle of the gear body, a shaft connecting hole is formed in the convex seat and is a conical hole inclined inwards gradually from top to bottom, a mounting hole used for mounting a bearing is formed in the bottom of the conical hole, the inner diameter of the mounting hole is larger than that of the conical hole, and an oil injection channel communicated with the mounting hole and used for injecting lubricant or lubricating oil is arranged on the gear body.
2. The helical gear structure for a shaft extruder as claimed in claim 1, wherein: the top of gear body has seted up the oiling groove, the oiling passageway slope sets up between oiling groove and mounting hole and with oiling groove and mounting hole intercommunication, the oiling passageway is including setting up at the first oiling passageway that is close to oiling groove one side and the second oiling passageway of connecting first oiling passageway and mounting hole, just the internal diameter of first oiling passageway is greater than the internal diameter of second oiling passageway, and the length of first oiling passageway is less than the length of second oiling passageway.
3. The helical gear structure for a shaft extruder according to claim 1 or 2, wherein: the gear comprises a gear body and is characterized in that a plurality of lower process holes which are inwards sunken are formed in the bottom end face of the gear body, the forming depth of the lower process holes is not more than one third of the thickness of the gear body, upper process holes corresponding to the lower process holes are formed in the top end face of the gear body, and the upper process holes and the lower process holes are communicated through holes.
4. The helical gear structure for a shaft extruder as claimed in claim 3, wherein: the upper process hole and the lower process hole are both circular in shape, and one sides of the upper process hole and the lower process hole, which are close to the convex seat, are communicated through the lubricating oil hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121535243.7U CN216045295U (en) | 2021-07-07 | 2021-07-07 | Helical gear structure for shaft rod extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121535243.7U CN216045295U (en) | 2021-07-07 | 2021-07-07 | Helical gear structure for shaft rod extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216045295U true CN216045295U (en) | 2022-03-15 |
Family
ID=80555629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121535243.7U Active CN216045295U (en) | 2021-07-07 | 2021-07-07 | Helical gear structure for shaft rod extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216045295U (en) |
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2021
- 2021-07-07 CN CN202121535243.7U patent/CN216045295U/en active Active
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