CN211449364U - Rotating pin shaft with good lubricating property - Google Patents
Rotating pin shaft with good lubricating property Download PDFInfo
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- CN211449364U CN211449364U CN202020068983.3U CN202020068983U CN211449364U CN 211449364 U CN211449364 U CN 211449364U CN 202020068983 U CN202020068983 U CN 202020068983U CN 211449364 U CN211449364 U CN 211449364U
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- lubricating
- pin shaft
- contact plane
- oil storage
- storage cavity
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Abstract
The utility model discloses a rotating pin shaft with good lubricating property, which comprises a pin shaft body, wherein the pin shaft body is composed of a conical surface part, a bearing part, a transition part and a connecting part which are sequentially connected from top to bottom, the end surface of the conical surface part is provided with a contact plane part, the end surface of the contact plane part is provided with two mutually perpendicular lubricating channels, the cross section of each lubricating channel is arc-shaped, and the connecting part of the two lubricating channels is provided with a lubricating groove which is spherical; the contact plane part is formed on the end face of the conical surface part, so that the area of the connection surface with the automobile horn can be increased, and the stability of the integral installation of the ball pin is ensured; two mutually perpendicular lubricating channels are arranged on the contact plane part, so that the lubricating effect of the contact plane part can be ensured, and a spherical lubricating groove is arranged at the joint of the two lubricating channels on the contact plane part, so that the circulation quantity of lubricating oil can be ensured.
Description
Technical Field
The utility model belongs to the technical field of auto-parts, refer in particular to a rotatory round pin axle that lubricating property is good.
Background
In the pin shaft and the automobile transmission, the existing pin shaft has simple structure and poor lubricating effect, thereby shortening the service life of the whole pin shaft.
Disclosure of Invention
To the not enough of prior art existence, the utility model aims to provide a simple structure and good rotatory round pin axle of lubricity.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a rotatory round pin axle that lubricating property is good, includes the round pin axle body, the round pin axle body by from last conical surface portion, accepting part, transition portion and the connecting part group that connects gradually extremely down, conical surface portion's terminal surface department be formed with contact plane portion's terminal surface on be provided with two mutually perpendicular's lubrication channel, the cross-section of lubrication channel is the arc to on contact plane portion's terminal surface two lubrication channel's junction be provided with the lubrication groove that is the sphere.
By adopting the technical scheme, the contact plane part is formed at the end surface of the conical surface part, so that the area of the connection surface can be increased, and the stability of the integral installation of the ball pin is ensured; two mutually perpendicular lubricating channels are arranged on the contact plane part, so that the lubricating effect of the contact plane part can be ensured, and a spherical lubricating groove is arranged at the joint of the two lubricating channels on the contact plane part, so that the circulation quantity of lubricating oil can be ensured.
The utility model discloses further set up to: and the end surface of the contact plane part and the side surfaces of the conical surface part, the bearing part and the transition part are provided with hardened layers.
By adopting the technical scheme, the end face of the contact plane part and the side faces of the conical surface part, the bearing part and the transition part are provided with the hardened layers, so that the surface strength of the contact plane part, the conical surface part, the bearing part and the transition part can be ensured, and the service life of the whole ball pin is prolonged.
The utility model discloses further set up to: the depth of the hardened layer is more than or equal to 0.51 mm.
The utility model discloses further set up to: an oil storage cavity similar to the outline of the pin shaft body is arranged in the pin shaft body; an arc surface reinforcing part is arranged at the position of the oil storage cavity right below the lubricating groove; and a lubricating hole communicated with the oil storage cavity is arranged on the lubricating groove.
By adopting the technical scheme, the oil storage cavity similar to the outline of the pin shaft body is arranged in the pin shaft body, and the oil storage cavity can be used for storing lubricating oil; an arc surface reinforcing part is arranged at the position of the oil storage cavity right below the lubricating groove, so that the structural strength of the upper end of the oil storage cavity can be ensured; and the lubricating groove is provided with a lubricating hole communicated with the oil storage cavity, so that the lubricating groove can be conveyed with lubricating oil, and the lubricating property of the contact plane part is ensured.
The utility model discloses further set up to: the lubricating hole is in threaded connection with an oil nozzle with filter cotton, and the upper end of the oil nozzle is provided with a hexagonal hole.
Through adopting foretell technical scheme, threaded connection has the glib talker of taking the filter pulp on the lubrication hole, and the filter pulp can be to its certain filter effect of lubricating oil, and glib talker upper end has the hexagonal hole to can be convenient for the assembly of glib talker.
The utility model discloses further set up to: the transition part is provided with an oil filling hole communicated with the oil storage cavity, and the oil filling hole is in threaded connection with a plug.
Through adopting foretell technical scheme, be provided with the communicating oil filler point with the oil storage chamber on transition portion to threaded connection has the end cap on the oil filler point, thereby can carry out the oiling to the oil storage chamber before the assembly, thereby ensures the abundant of installation back lubricating oil.
The utility model discloses further set up to: the inner side wall of the oil storage cavity is provided with a plurality of annular reinforcing ribs which are integrally formed with the pin shaft body and have arc-shaped sections.
Through adopting foretell technical scheme, be provided with a plurality of annular strengthening ribs that are curved with round pin axle body integrated into one piece's cross-section on the oil storage intracavity wall to can ensure the structural strength in oil storage chamber, and can improve the holistic intensity of ball round pin.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken at B-B of FIG. 2;
FIG. 5 is an enlarged view of a portion of FIG. 3 at I;
reference numbers in the drawings and corresponding part names: the novel bearing comprises a pin shaft body 1, a conical surface portion 1a, a bearing portion 1b, a transition portion 1c, a connecting portion 1d, a contact plane portion 2, a lubrication slide rail 3, a lubrication groove 4, a hardening layer 5, an oil storage cavity 6, an arc surface reinforcing portion 7, a lubrication hole 8, filter cotton 9, an oil nozzle 10, a hexagonal hole 11, an oil filling hole 12, a plug 13 and a reinforcing rib 14.
Detailed Description
An embodiment of the present invention is further explained with reference to fig. 1 to 5.
The utility model provides a rotatory round pin axle that lubricating property is good, includes round pin axle body 1, round pin axle body 1 by from last conical surface portion 1a, accepting part 1b, transition portion 1c and the connecting portion 1d that connects gradually extremely down group out, conical surface portion 1 a's terminal surface department be formed with contact plane portion 2's terminal surface on be provided with two mutually perpendicular's lubrication channel 3, the cross-section of lubrication channel 3 is the arc to on contact plane portion 2's terminal surface two lubrication channel 3's junction be provided with the lubrication groove 4 that is the sphere.
The contact plane part 2 is formed at the end face of the conical surface part 1a, so that the area of the connection surface with the automobile horn can be increased, and the stability of the integral installation of the ball pin is ensured; two lubricating grooves 3 perpendicular to each other are provided in the contact plane portion 2 so that the lubricating effect of the contact plane portion 2 can be ensured, and a lubricating groove 4 having a spherical surface is provided in the contact plane portion 2 at the joint of the two lubricating grooves 3 so that the circulation amount of the lubricating oil can be ensured.
Further: the end face of the contact flat surface portion 2 and the side faces of the tapered surface portion 1a, the receiving portion 1b, and the transition portion 1c are provided with the hardened layers 5.
By providing the hardened layers 5 on the end surfaces of the contact flat surface portion 2 and the side surfaces of the tapered surface portion 1a, the receiving portion 1b, and the transition portion 1c, the surface strength of the contact flat surface portion 2, the tapered surface portion 1a, the receiving portion 1b, and the transition portion 1c can be ensured, and the service life of the entire ball pin can be improved.
Further: the depth of the hardening layer 5 is more than or equal to 0.51 mm.
Further: an oil storage cavity 6 similar to the outline of the pin shaft body 1 is arranged in the pin shaft body 1; an arc surface reinforcing part 7 is arranged at the position of the oil storage cavity 6 right below the lubricating groove 4; and a lubricating hole 8 communicated with the oil storage cavity 6 is arranged on the lubricating groove 4.
The oil storage cavity 6 similar to the outline of the pin shaft body 1 is arranged in the pin shaft body 1, and the oil storage cavity 6 can be used for storing lubricating oil; an arc surface reinforcing part 7 is arranged at the position of the oil storage cavity 6 right below the lubricating groove 4, so that the structural strength of the upper end of the oil storage cavity 6 can be ensured; the lubrication groove 4 is provided with a lubrication hole 8 communicating with the oil reservoir 6, so that the lubrication groove 4 can be supplied with lubricating oil, thereby ensuring the lubricity of the contact flat portion 2.
Further: the lubricating hole 8 is in threaded connection with a nozzle 10 with filter cotton 9, and the upper end of the nozzle 10 is provided with a hexagonal hole 11.
Through threaded connection have the glib talker 10 of taking filter pulp 9 on the lubrication hole 8, filter pulp 9 can be to its certain filter effect of lubricating oil, and glib talker 10 upper end has hexagonal hole 11 to can be convenient for the assembly of glib talker 10.
Further: an oil filling hole 12 communicated with the oil storage cavity 6 is arranged on the transition part 1c, and a plug 13 is connected to the oil filling hole 12 in a threaded mode.
An oil filling hole 12 communicated with the oil storage chamber 6 is formed in the transition portion 1c, and a plug 13 is screwed to the oil filling hole 12, so that the oil storage chamber 6 can be filled before assembly, and the sufficient amount of lubricating oil after installation is ensured.
Further: the inner side wall of the oil storage cavity 6 is provided with a plurality of annular reinforcing ribs 14 which are integrally formed with the pin shaft body 1 and have arc-shaped cross sections.
Through be provided with a plurality of annular strengthening ribs 14 that are curved with round pin axle body 1 integrated into one piece's cross-section on the 6 inside walls in oil storage chamber to can ensure the structural strength in oil storage chamber 6, and can improve the holistic intensity of ball round pin.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a rotatory round pin axle that lubricating property is good, includes round pin axle body (1), round pin axle body (1) by from last conical surface portion (1a), accept portion (1b), transition portion (1c) and connecting portion (1d) that connect gradually down organize out characterized by: the terminal surface department of conical surface portion (1a) be formed with contact plane portion (2) the terminal surface of contact plane portion (2) on be provided with two mutually perpendicular's moist slide (3), the cross-section of moist slide (3) is the arc to on the terminal surface of contact plane portion (2) the junction of two moist slides (3) be provided with and be spherical lubricated groove (4).
2. The rotary pin shaft with good lubricating property according to claim 1, wherein: and a hardened layer (5) is arranged on the end surface of the contact plane part (2) and the side surfaces of the conical surface part (1a), the bearing part (1b) and the transition part (1 c).
3. A rotary pin shaft with good lubricity according to claim 2, wherein: the depth of the hardening layer (5) is greater than or equal to 0.51 mm.
4. A rotary pin shaft with good lubricity according to claim 3, wherein: an oil storage cavity (6) similar to the outline of the pin shaft body (1) is arranged in the pin shaft body (1); an arc surface reinforcing part (7) is arranged at the position of the oil storage cavity (6) right below the lubricating groove (4); and a lubricating hole (8) communicated with the oil storage cavity (6) is arranged on the lubricating groove (4).
5. The rotary pin shaft with good lubricating property according to claim 4, wherein: the lubricating hole (8) is in threaded connection with a nozzle tip (10) with filter cotton (9), and the upper end of the nozzle tip (10) is provided with a hexagonal hole (11).
6. The rotary pin shaft with good lubricating property according to claim 5, wherein: an oil filling hole (12) communicated with the oil storage cavity (6) is formed in the transition portion (1c), and a plug (13) is connected to the oil filling hole (12) in a threaded mode.
7. The rotary pin shaft with good lubricating property according to claim 6, wherein: the inner side wall of the oil storage cavity (6) is provided with a plurality of annular reinforcing ribs (14) which are integrally formed with the pin shaft body (1) and have arc-shaped sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020068983.3U CN211449364U (en) | 2020-01-14 | 2020-01-14 | Rotating pin shaft with good lubricating property |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020068983.3U CN211449364U (en) | 2020-01-14 | 2020-01-14 | Rotating pin shaft with good lubricating property |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211449364U true CN211449364U (en) | 2020-09-08 |
Family
ID=72301259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020068983.3U Active CN211449364U (en) | 2020-01-14 | 2020-01-14 | Rotating pin shaft with good lubricating property |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211449364U (en) |
-
2020
- 2020-01-14 CN CN202020068983.3U patent/CN211449364U/en active Active
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