CN217582881U

CN217582881U - High-speed rod end joint bearing

Info

Publication number: CN217582881U
Application number: CN202221545036.4U
Authority: CN
Inventors: 郑雪丽; 孙龙平
Original assignee: Lishui Longxin Bearing Co ltd
Current assignee: Lishui Longxin Bearing Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-10-14
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a high-speed rod end joint bearing, including sill bar and end, the fisheye hole structure has been seted up at the middle part of end, and the activity is provided with the inner circle in the fisheye hole structure, the top of inner circle is provided with lubricating structure, the bottom of inner circle is provided with changes the ball, including the oil sump in the lubricating structure, ooze the oiled-plate, a spring, press and the commentaries on classics pearl, the oil sump sets up in the end, ooze the oiled-plate, spring and press all set up in the oil sump, the spring is fixed in ooze between oiled-plate and the press, the bottom lateral wall and the inner circle contact of running through the oilsump are run through to the bottom of commentaries on classics pearl, rotation for the inner circle provides lubricated effect, and when not using, change the pearl and can receive the outside elasticity influence of spring, and with the scarce groove shutoff of oilbin bottom, avoid the oil infiltration, than with current structure, this device has the effect of automatic oiling, improve the rotation effect of inner circle, reduce the friction damping with the fisheye hole, increase of service time.

Description

High-speed rod end joint bearing

Technical Field

The utility model relates to a joint bearing device field especially relates to a high-speed rod end joint bearing.

Background

Currently, rod end spherical plain bearings mainly include: rod end casing, self-lubricating bed course, the ball that punches because the ball that punches has self-lubricating bed course in the middle of the too little with rod end casing contact surface, has clearance life-span too short under the fast operation condition for a period of time.

In chinese patent CN201120546073.2, a high-speed rod end knuckle bearing is introduced, wherein only the rod end knuckle bearing of the same model needs to be directly replaced, the perforated shaft and the inner hole of the perforated ball are in sufficient contact to improve the rotating speed and prolong the service life, and the usage is increased, so that the product quality is significantly improved, however, it is found in practical operation by those skilled in the art that: when the structure is used, the friction effect between the inner ring and the end head cannot be reduced, the friction resistance between the inner ring and the end head is increased under the condition of long-time use, and the transmission effect of the bearing is reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art not enough, the utility model provides a high-speed rod end joint bearing, lubricating structure through setting up, the user can be through pouring into lubricating oil to inside oil bin, and carry out prefilter through oozing the oiled-plate, the lubricating oil of infiltration can get into the bottom in oil bin through the hole of infiltration, and through the contact effect who changes pearl and inner circle, play the effect of opening and close of oil bin, the inner circle rotates the in-process, can contact with changeing the pearl, change the pearl and can move to oil bin inside, and then open the scarce groove in oil bin, lubricating oil infiltration, contact with the inner circle structure, rotation for the inner circle provides lubricated effect, and when not using, change the pearl and can receive the outside elasticity influence of spring, and with the scarce groove shutoff of oil bin bottom, avoid the oil infiltration, than with current structure, this device has the lubricated effect of automatic oiling, improve the rotation effect of inner circle, reduce the friction damping with the flake hole, the increase of service time.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a high-speed rod end joint bearing, includes sill bar and end, the fisheye hole structure has been seted up at the middle part of end, and the fisheye hole structure internalization is provided with the inner circle, the top of inner circle is provided with lubricating structure, the bottom of inner circle is provided with changes the ball, including oil bin, oil seepage plate, spring, press part and commentaries on classics pearl in the lubricating structure, the oil bin sets up in the end, oil seepage plate, spring and press part all set up in the oil bin, the spring is fixed in between oil seepage plate and the press part, the bottom lateral wall that the oil bin was run through to the bottom of changeing the pearl contacts with the inner circle.

As a preferred technical scheme of the utility model, the bottom of oil bunker is seted up jagged structure, just the size of jagged structure is less than the diameter of changeing the pearl, it sets up in the oil bunker to change the pearl.

As a preferred technical scheme of the utility model, the bottom of press part and the top contact of changeing the pearl, the top and the lower hydraulic fluid port intercommunication of oil bunker, just the lateral wall at the end is seted up to the hydraulic fluid port down.

As an optimized technical scheme of the utility model, the oil seepage plate is last to have seted up multiunit oil seepage hole structure.

As a preferred technical scheme of the utility model, change the ball activity and set up on the inner wall of end, just it is two sets of to change ball parallel arrangement.

As an optimal technical scheme of the utility model, every group all be provided with stopper mouthful structure in the lower oil port.

As an optimized technical scheme of the utility model, the oil impregnate board is fixed in the inner wall of oil storage.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

in this device, lubricating structure through setting up, the user can be through pouring into lubricating oil to inside oil storehouse, and carry out prefilter through oozing the oiled-plate, the lubricating oil of infiltration can get into the bottom in oil storehouse through the hole of infiltration, and through the contact effect who changes pearl and inner circle, play the effect of opening and close of oil storehouse, the inner circle rotates the in-process, can contact with changeing the pearl, change the pearl and can remove to the oil storehouse is inside, and then open the scarce groove in oil storehouse, lubricating oil infiltration, contact with the inner circle structure, rotation for the inner circle provides lubricated effect, and when not using, change the pearl and can receive the outside elasticity influence of spring, and with the scarce groove shutoff of oil storehouse bottom, avoid oil infiltration, than with current structure, this device has the effect of self-lubricate oiling, improve the rotation effect of inner circle, reduce the friction damping with the fish eye, the increase of service life.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is one of the schematic sectional structural diagrams of the present invention;

fig. 3 is a second schematic cross-sectional view of the present invention;

fig. 4 is a schematic structural diagram of a portion a in fig. 3.

Wherein: 1. a bottom bar; 2. a tip; 3. an inner ring; 4. a lubrication structure; 41. an oil bin; 42. an oil seepage plate; 43. a spring; 44. a pressing member; 45. rotating the beads; 46. a lower oil port; 5. and (4) rotating the ball.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

The embodiment is as follows:

as shown in fig. 1-4, the utility model provides a high-speed rod end joint bearing, including sill bar 1 and end 2, the fisheye hole structure has been seted up at the middle part of end 2, and the fisheye hole structure internalization is provided with inner circle 3, the top of inner circle 3 is provided with lubricating structure 4, the bottom of inner circle 3 is provided with changes ball 5, including oil bunker 41, ooze oil board 42, spring 43, press part 44 and commentaries on classics pearl 45 in lubricating structure 4, oil bunker 41 sets up in end 2, ooze oil board 42, spring 43 and press part 44 all set up in oil bunker 41, spring 43 is fixed in oozes between oil board 42 and the press part 44, the bottom lateral wall that changes the bottom of pearl 45 and runs through oil bunker 41 contacts with inner circle 3.

In other embodiments, a gap structure is formed at the bottom end of the oil bin 41, the size of the gap structure is smaller than the diameter of the rotating bead 45, and the rotating bead 45 is disposed in the oil bin 41.

Through the lubricating structure 4 that sets up, the user can be through pouring into lubricating oil into to inside oil bin 41, and carry out prefilter through oozing oil board 42, the lubricating oil of infiltration can get into the bottom of oil bin 41 through the hole of infiltration, and through changeing pearl 45 and inner circle 3 contact effect, play the effect of opening and close of oil bin 41, inner circle 3 rotates the in-process, can contact with changeing pearl 45, changeing pearl 45 can be to the inside removal of oil bin 41, and then open the scarce groove of oil bin 41, lubricating oil infiltration, contact with inner circle 3 structure, rotation for inner circle 3 provides lubricated effect, and when not using, changeing pearl 45 and can receive the outside elasticity influence of spring 43, and with the scarce groove shutoff of oil bin 41 bottom, avoid the oil infiltration, compare with current structure, this device has the lubricated effect of automatic oiling, improve the rotation effect of inner circle 3, reduce the frictional damping with the flake hole, the increase of service life.

In other embodiments, the bottom end of the pressing member 44 contacts the top end of the rotating ball 45, the top end of the oil bin 41 communicates with the lower oil port 46, and the lower oil port 46 is opened on the side wall of the head 2.

In other embodiments, the oil-permeable plate 42 is provided with a plurality of oil-permeable hole structures.

The oil leakage hole structure reduces the oil in a viscous state to enter the bottom of the oil bin 41, and further avoids the structural contact with the inner ring 3

In other embodiments, the rotating balls 5 are movably disposed on the inner wall of the head 2, and two sets of the rotating balls 5 are disposed in parallel.

The two groups of rotating balls 5 can improve the rotating effect of the inner ring 3, and the two groups of rotating balls 5 can ensure the coverage area and the thickness of the lubricating liquid of the inner ring 3 and reduce the generation of resistance.

In other embodiments, a plug port structure is disposed within each set of lower ports 46.

The stopper structure has the effect of blocking the lower oil port 46, and the condition of lubricating oil outflow is avoided.

In other embodiments, the oil-permeable plate 42 is fixed to the inner wall of the oil sump 41.

An oil-permeable plate 42 is fixed to its inner wall and provides support for the action of a spring 43.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high-speed rod end joint bearing, includes sill bar (1) and end (2), its characterized in that: the structure of the oil seepage device is characterized in that a fisheye hole structure is formed in the middle of the end head (2), an inner ring (3) is movably arranged in the fisheye hole structure, a lubricating structure (4) is arranged at the top end of the inner ring (3), a rotating ball (5) is arranged at the bottom end of the inner ring (3), the lubricating structure (4) comprises an oil bin (41), an oil seepage plate (42), a spring (43), a pressing piece (44) and a rotating ball (45), the oil bin (41) is arranged in the end head (2), the oil seepage plate (42), the spring (43) and the pressing piece (44) are all arranged in the oil bin (41), the spring (43) is fixed between the oil seepage plate (42) and the pressing piece (44), and the bottom end side wall of the rotating ball (45) penetrates through the bottom end side wall of the oil bin (41) and is in contact with the inner ring (3).

2. A high speed rod end knuckle bearing according to claim 1, wherein: the bottom of the oil bin (41) is provided with a notch structure, the size of the notch structure is smaller than the diameter of the rotary bead (45), and the rotary bead (45) is arranged in the oil bin (41).

3. A high speed rod end knuckle bearing according to claim 1, wherein: the bottom end of the pressing piece (44) is contacted with the top end of the rotating ball (45), the top end of the oil bin (41) is communicated with the lower oil port (46), and the lower oil port (46) is formed in the side wall of the end head (2).

4. A high speed rod end knuckle bearing according to claim 1, wherein: and a plurality of groups of oil leakage hole structures are arranged on the oil leakage plate (42).

5. A high speed rod end knuckle bearing according to claim 1, wherein: the rotary balls (5) are movably arranged on the inner wall of the end head (2), and the rotary balls (5) are arranged in two groups in parallel.

6. A high speed rod end knuckle bearing according to claim 3, wherein: and a stopper structure is arranged in each group of the lower oil ports (46).

7. A high speed rod end knuckle bearing according to claim 1, wherein: the oil seepage plate (42) is fixed on the inner wall of the oil bin (41).