CN212225759U - Sleeve convenient to lubricate - Google Patents
Sleeve convenient to lubricate Download PDFInfo
- Publication number
- CN212225759U CN212225759U CN202020898037.1U CN202020898037U CN212225759U CN 212225759 U CN212225759 U CN 212225759U CN 202020898037 U CN202020898037 U CN 202020898037U CN 212225759 U CN212225759 U CN 212225759U
- Authority
- CN
- China
- Prior art keywords
- ball
- sleeve body
- sleeve
- oil
- ball seat
- 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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- Transmission Devices (AREA)
- Lubricants (AREA)
Abstract
The utility model discloses a sleeve convenient to it is lubricated belongs to the mechanical device field, and its technical scheme main points are including the sleeve body and arrange the screw thread portion of sleeve body inner wall in, the outer wall of sleeve body is equipped with a plurality of oil filler grooves that are the rectangle form, the long limit of oil filler groove is parallel with the axis of sleeve body, the oil filler groove is equipped with a plurality of ranges and evenly arranges the oil filler point on the screw thread portion footpath in the end, the sleeve body is equipped with the oil cap with the oil filler groove adaptation, the oil filler point is equipped with the ball seat, the ball seat is equipped with the ball, the ball can be at the ball seat internal rotation, and can not drop, be equipped with the spring between ball seat and the oil cap, provide a simple structure, lubricated convenient, and even sleeve.
Description
Technical Field
The utility model belongs to the mechanical device field especially relates to a sleeve convenient to it is lubricated.
Background
The sleeve is installed at epaxial machine part, and the sleeve passes through screw thread portion threaded connection with the axle, and the threaded connection friction of sleeve and axle is great, and is harder during the rotation, and the great easy messenger screw thread wearing and tearing of friction and die the screw thread card, consequently need increase telescopic lubrication, increase telescopic life.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the technical problem who exists to the aforesaid, provide a simple structure, lubricated convenient, and even sleeve.
The purpose of the utility model is realized like this: the utility model provides a sleeve convenient to it is lubricated, includes the sleeve body and arranges the screw thread portion of sleeve body inner wall in, the outer wall of sleeve body is equipped with a plurality of oil filler grooves that are the rectangle form, the long limit of oil filler groove is parallel with the axis of sleeve body, the oil filler groove is equipped with a plurality of range and evenly just arranges the oil filler point on the footpath of screw thread portion bottom in, the sleeve body is equipped with the oil cap with the oil filler groove adaptation, the oil filler point is equipped with the ball seat, the ball seat is equipped with the ball, the ball can be at the ball seat internal rotation, and can not drop, be equipped with the spring between ball seat and.
By adopting the technical scheme, 2-3 rectangular oil injection grooves are arranged on the outer wall of the sleeve body, the long edges of the oil injection grooves are parallel to the axis of the sleeve body, the oil injection grooves are formed by milling, and are uniformly arranged on the outer wall surface of the sleeve body, so that the structural strength is uniform, stress fracture is prevented, lubricating oil is added into the oil injection grooves, the oil injection grooves are provided with a plurality of oil injection holes which are uniformly arranged on the bottom diameter of the threaded part, the lubricating oil flows onto the threaded part through the oil injection holes, the threaded part is lubricated, the friction between the threaded part and the shaft is reduced, abrasion is reduced, the sleeve body is provided with an oil cover matched with the oil injection grooves, lubricating oil is stored in the oil injection grooves through the oil cover, the lubricating oil is convenient to store, the oil injection holes are provided with ball seats, the ball seats are provided with balls, the ball seats can rotate in the ball seats and, the spring is to the ball seat application of force, and the ball seat is used for installing the ball, and when screw portion and axle cooperation, epaxial screw thread promoted the ball and makes lubricating oil flow out, lubricates screw portion, makes lubricated more convenient and more even.
The utility model discloses further set up to: the oil filling hole is provided with an arc part which is bent and extended towards the ball to contain the ball, so that a radial gap and an axial gap are formed between the oil filling hole and the ball.
Through adopting above-mentioned technical scheme, the oil filler point is provided with the circular arc portion that extends in order to contain the ball towards the ball is crooked, and circular arc portion prevents that the ball from popping out from the oil filler point, makes to connect more firmly for be formed with radial clearance and axial clearance between oil filler point and the ball, make lubricating oil flow out and flow evenly through radial clearance and axial clearance, the ball rolls more smoothly.
The utility model discloses further set up to: the outer wall of the sleeve body is coated with an aluminum oxide coating, and the thickness of the coating is 0.3 mm.
Through adopting above-mentioned technical scheme, the outer wall coating alumina coating of sleeve body, coating thickness 0.3mm increases the corrosion resisting property of sleeve body outer wall through the alumina coating, increases the life of sleeve body.
The utility model discloses further set up to: the depth of the oil filling groove is half of the thickness of the side wall of the sleeve body.
Through adopting above-mentioned technical scheme, the degree of depth of oiling groove is half of sleeve body lateral wall thickness, guarantees the structural strength of sleeve body, makes it still can bear great power, and guarantees that the oiling groove can save sufficient lubricating oil and be used for the lubrication of screw portion.
The utility model discloses further set up to: and a sealing ring is arranged between the oil injection groove and the oil cover and is made of rubber.
Through adopting above-mentioned technical scheme, be provided with the sealing washer between oiling groove and the oil cover, the sealing washer is the rubber material, and the sealing washer guarantees that lubricating oil can not follow the seepage in the oiling groove and come out, increases the leakproofness of oiling groove.
The utility model has the advantages that:
1. increase the lubrication of sleeve body to screw thread portion through oiling groove and oil filler point, make screw thread portion friction less, difficult wearing and tearing.
2. Make lubricating oil more even to the lubrication of screw thread portion through ball, ball seat and spring, increase the utilization ratio of lubricating oil, resources are saved.
3. The aluminum oxide coating increases the corrosion resistance of the outer wall surface of the sleeve body and prolongs the service life.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a sleeve for facilitating lubrication according to the present invention;
FIG. 2 is an enlarged view of the embodiment of FIG. 1;
FIG. 3 is a schematic side view of an embodiment of a sleeve for facilitating lubrication according to the present invention;
the reference numbers in the figure are 1-sleeve body, 11-oil filling groove, 12-oil filling hole, 121-arc part, 13-oil cover, 14-sealing ring, 2-thread part, 3-ball seat, 4-ball, 5-spring and 6-alumina coating.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following describes the technical solution in the embodiment of the present invention clearly and completely with reference to fig. 1 to 3:
a sleeve convenient for lubrication comprises a sleeve body 1 and a thread part 2 arranged on the inner wall of the sleeve body 1, wherein 2-3 oil injection grooves 11 in a rectangular shape are formed in the outer wall of the sleeve body 1, the long edges of the oil injection grooves 11 are parallel to the axis of the sleeve body 1, the oil injection grooves 11 are formed by milling, the oil injection grooves 11 are uniformly arranged on the outer wall surface of the sleeve body 1, the structural strength is uniform, stress rupture is prevented, lubricating oil is added into the oil injection grooves 11, the oil injection grooves 11 are provided with a plurality of oil injection holes 12 which are uniformly arranged on the bottom diameter of the thread part 2, the lubricating oil flows onto the thread part 2 through the oil injection holes 12, the thread part 2 is lubricated, friction between the thread part 2 and a shaft is reduced, abrasion is reduced, an oil cover 13 matched with the oil injection grooves 11 is arranged on the sleeve body 1, an oil seal is stored in the oil injection grooves 11 through the oil cover, oil filler point 12 is provided with ball seat 3, and ball seat 3 is provided with ball 4, and ball 4 can be in 3 internal rotations of ball seat, and can not drop, is provided with spring 5 between ball seat 3 and the oil cover 13, and spring 5 is to 3 application of force of ball seat, and ball seat 3 is used for installing ball 4, and when screw thread portion 2 and axle cooperation, epaxial screw thread promoted ball 4 and made lubricating oil flow, lubricates screw thread portion 2, makes lubricated more convenient and more even.
The oil filler point 12 is provided with the arc portion 121 that extends in order to contain ball 4 towards the bending of ball 4, and arc portion 121 prevents that ball 4 from popping out from oil filler point 12, makes the connection more firm for be formed with radial gap and axial clearance between oil filler point 12 and the ball 4, make lubricating oil flow out and flow evenly through radial gap and axial clearance, ball 4 rolls more smoothly.
The outer wall coating alumina coating 6 of sleeve body 1, coating thickness 0.3mm increases the corrosion resisting property of sleeve body 1 outer wall through alumina coating 6, increases sleeve body 1's life.
The depth of the oil filling groove 11 is half of the thickness of the side wall of the sleeve body 1, so that the structural strength of the sleeve body 1 is ensured, the sleeve body can still bear larger force, and the oil filling groove 11 can store enough lubricating oil for lubricating the thread part 2.
A sealing ring 14 is arranged between the oil filling tank 11 and the oil cover 13, the sealing ring 14 is made of rubber, and the sealing ring 14 ensures that lubricating oil cannot leak out of the oil filling tank 11, so that the sealing performance of the oil filling tank 11 is improved.
The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and the skilled in the art can carry out the common changes and replacements within the technical solution of the present invention.
Claims (5)
1. The utility model provides a sleeve convenient to it is lubricated, includes sleeve body (1) and arranges screw thread portion (2) of sleeve body (1) inner wall in, its characterized in that, the outer wall of sleeve body (1) is equipped with a plurality of oiling groove (11) that are the rectangle form, the long limit of oiling groove (11) is parallel with the axis of sleeve body (1), oiling groove (11) are equipped with even and arrange oiling hole (12) on screw thread portion (2) base diameter in a plurality of ranges, sleeve body (1) is equipped with oil cap (13) with oiling groove (11) adaptation, oiling hole (12) are equipped with ball seat (3), ball seat (3) are equipped with ball (4), ball (4) can be at ball seat (3) internal rotation, and can not drop, be equipped with spring (5) between ball seat (3) and oil cap (13).
2. Lubrication facilitating sleeve according to claim 1, characterised in that the oil filler hole (12) is provided with a circular arc portion (121) extending curved towards the ball (4) to accommodate the ball (4) such that a radial clearance and an axial clearance are formed between the oil filler hole (12) and the ball (4).
3. Lubrication facilitating sleeve according to claim 2, characterised in that the outer wall of the sleeve body (1) is coated with an aluminium oxide coating (6) with a thickness of 0.3 mm.
4. A sleeve facilitating lubrication according to claim 3, characterised in that the depth of the oil filling groove (11) is half the thickness of the side wall of the sleeve body (1).
5. Sleeve for facilitating lubrication according to claim 4, characterised in that between the tank (11) and the lid (13) there is a sealing ring (14), the sealing ring (14) being of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020898037.1U CN212225759U (en) | 2020-05-25 | 2020-05-25 | Sleeve convenient to lubricate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020898037.1U CN212225759U (en) | 2020-05-25 | 2020-05-25 | Sleeve convenient to lubricate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212225759U true CN212225759U (en) | 2020-12-25 |
Family
ID=73928142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020898037.1U Expired - Fee Related CN212225759U (en) | 2020-05-25 | 2020-05-25 | Sleeve convenient to lubricate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212225759U (en) |
-
2020
- 2020-05-25 CN CN202020898037.1U patent/CN212225759U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201225 |