CN219993762U

CN219993762U - Rocker arm

Info

Publication number: CN219993762U
Application number: CN202321688933.5U
Authority: CN
Inventors: 陈威烨; 郑宗斌; 王新强; 李鹏; 王伍强
Original assignee: Taizhou Wonderful Machinery Co ltd
Current assignee: Taizhou Wonderful Machinery Co ltd
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2023-11-10
Anticipated expiration: 2033-06-29

Abstract

The utility model belongs to the technical field of automobile rocker arms, and particularly relates to a rocker arm, which comprises a main shaft and further comprises: the rocker arm body is provided with a shaft hole which is connected with the main shaft and fixed through a bolt, one end of the rocker arm is provided with a mounting part, and the other end of the rocker arm body is provided with a mounting groove; the lubricating device comprises an oil supplementing device and a linkage assembly, the oil supplementing device is arranged on the mounting groove, and the linkage assembly is connected with the main shaft and the oil supplementing device; the linkage assembly is in driving connection with the oil compensator, and controls the oil compensator to carry out oil compensation when the main shaft works.

Description

Rocker arm

Technical Field

The utility model belongs to the technical field of automobile rocker arms, and particularly relates to a rocker arm.

Background

The automobile rocker arm belongs to one kind of automobile parts, and the action of the automobile rocker arm is mainly to change the transmission direction of force. The automobile rocker arm is equivalent to a lever structure, the acting force of the push rod is changed to the tail end of the valve rod so as to push the valve to open, and when the automobile rocker arm is installed, the automobile rocker arm is generally matched with the rocker arm shaft for installation connection, so that the automobile rocker arm can be normally used;

the existing automobile rocker arm is shown as an automobile rocker arm with the Chinese patent publication number of CN214063084U, lubricating oil is directly sprayed to a matching part through a roller, but the lubricating oil is easy to waste in the spraying process, so that the production cost is increased, and therefore, the rocker arm is specially designed.

Disclosure of Invention

The utility model aims at solving the technical problems, and provides a rocker arm which achieves the effects of saving oil consumption and avoiding waste.

In view of this, the present utility model provides a rocker arm, including a main shaft, further including:

the rocker arm body is provided with a shaft hole which is connected with the main shaft and fixed through a bolt, one end of the rocker arm body is provided with a mounting part, and the other end of the rocker arm body is provided with a mounting groove;

the lubricating device comprises an oil supplementing device and a linkage assembly, wherein the oil supplementing device is arranged on the mounting groove, and the linkage assembly is connected with the main shaft and the oil supplementing device.

In the technical scheme, the linkage assembly is in driving connection with the oil compensator, and the oil compensator is controlled to carry out oil compensation when the main shaft works.

In the above technical solution, further, the oil compensator includes:

the oil storage tank is arranged on the mounting groove and is fixed through bolts, an oil cavity is formed in the oil storage tank, an oil pipe is arranged at one end of the oil storage tank, a mounting cavity is arranged at the oil cavity corresponding to an opening of the oil pipe, an opening is arranged at the oil storage tank corresponding to the mounting cavity, and a sealing cover is connected to the opening;

the material rolling disc is arranged in the oil cavity, a rotating shaft is arranged on the material rolling disc, penetrates through the oil cavity, extends to the outer side and is connected with the linkage assembly;

one end of the linkage assembly is connected with the rotating shaft, the other end of the linkage assembly is connected with the main shaft, and the linkage assembly synchronously controls the rolling feeding disc to roll and feed when the main shaft drives the rocker arm body.

In the technical scheme, the linkage assembly controls the rolling disc to rotate in the installation cavity through the driving rotating shaft, and the lubrication in the oil cavity is fed into the oil pipe through the feeding groove in the rotation process.

In the above technical solution, further, the linkage assembly includes:

the first connecting rod is provided with a deformation ring at one end and a connecting hole at the other end, and the deformation ring is connected with the main shaft;

and one end of the second connecting rod is provided with a connecting bulge and is connected with the connecting hole, and the other end of the second connecting rod is connected with the rotating shaft and extends to one end of the outer side of the oil storage tank.

In the technical scheme, a spindle, a first connecting rod, a second connecting rod and a rotating shaft are sequentially connected to form a connecting rod mechanism, and when the spindle rotates, the first connecting rod pushes the second connecting rod to control the rotating shaft to rotate.

In the above technical solution, further, the method further includes:

the shaft sleeve is arranged in the shaft hole and is provided with a second oil passage corresponding to the first oil passage;

the oil pipe extends between the first oil passage and the second oil passage, and part of lubricating oil flows into the matching surface between the shaft sleeve and the shaft hole through a gap between the first oil passage and the second oil passage.

In this technical scheme, the friction before main shaft and shaft hole can effectually be alleviated to the axle sleeve, and then promotes life.

In the above technical solution, further, the method further includes:

the retainer is connected with the main shaft and arranged between the deformation ring and the rocker arm body.

In this technical scheme, the guard ring plays the effect of protecting the link assembly and the rocking arm body.

In the above technical solution, further, the method further includes:

the anti-skid lines are arranged on the matching surface of the deformation ring connecting main shaft.

In this technical scheme, the roughness that anti-skidding line can increase deformation circle inside wall surface is then deformation circle that deformation circle can be better fixed with the main shaft.

In the above technical solution, further, the method further includes:

spline sections are formed on the main shaft at intervals and are matched with the deformation rings.

In this technical scheme, frictional force between spline section and anti-skidding line 712 is bigger and then transfer rotational force that can be better to promote the transmission effect.

The beneficial effects of the utility model are as follows:

the linkage assembly is in the in-process that main shaft drive rocking arm worked, and control oil supply ware is through first oil duct to the input lubricating oil between the mating surface of main shaft and rocking arm, avoids the overheated damage of device, has promoted life, and simultaneously lubricating arrangement is at the synchronous start-up of the in-process of main shaft control rocking arm work only, and then can effectively practice thrift lubricating oil loss to practice thrift the cost.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a side partial cross-sectional view of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

FIG. 4 is a schematic view of a rocker body of the present utility model;

FIG. 5 is a schematic view of a lubrication apparatus of the present utility model;

FIG. 6 is a schematic view of a first link of the present utility model;

FIG. 7 is a schematic of the spindle of the present utility model;

the label in the figure is: 1. a main shaft; 2. a rocker arm body; 21. a first oil passage; 3. a shaft hole; 4. a mounting part; 5. a mounting groove; 6. an oil compensator; 61. an oil storage tank; 611. an oil chamber; 612. a mounting cavity; 62. an oil pipe; 63. sealing cover; 64. a rolling tray; 641. a feed chute; 65. a rotating shaft; 7. a linkage assembly; 71. a first link; 711. a deformation ring; 712. anti-skid lines; 72. a second link; 721. a connection protrusion; 8. a shaft sleeve; 81. a second oil passage; 9. a retainer; 10. a spline section; 11. a first threaded hole; 12. a first counterbore; 13. a first bolt; 14. an oil inlet; 15. a blocking piece; 16. a second threaded hole; 17. a second counterbore; 18. extending edges; 19. a third threaded hole; 20. and a third counter bore.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present utility model, fall within the scope of protection of the present utility model.

Example 1:

the present embodiment provides a rocker arm, including main shaft 1, further including:

the rocker arm body 2 is provided with a shaft hole 3, the shaft hole 3 is connected with the main shaft 1 and is fixed through a bolt, one end of the rocker arm body 2 is provided with a mounting part 4, and the other end of the rocker arm body 2 is provided with a mounting groove 5;

the lubricating device comprises an oil compensator 6 and a linkage assembly 7, wherein the oil compensator 6 is arranged on the mounting groove 5, and the linkage assembly 7 is connected with the main shaft 1 and the oil compensator 6.

As can be seen from this embodiment, a rocker arm comprises a main shaft 1, a rocker arm body 2 and a lubricating device;

the main shaft 1 is connected with a rocker arm body 2 and a lubricating device, and the main shaft 1 drives the rocker arm body 2 and the lubricating device to work;

the rocker arm body 2 is provided with a shaft hole 3, the shaft hole 3 connects the rocker arm body 2 to the main shaft 1, the rocker arm body 2 is provided with a first threaded hole 11, the main shaft 1 is provided with a first counter bore 12 corresponding to the first threaded hole 11, a first bolt 13 is connected in the first threaded hole 11 and the first counter bore 12, and the rocker arm body 2 and the main shaft 1 are connected with the first threaded hole 11 and the first counter bore 12 through the first bolt 13 for fixing; one end of the rocker arm body 2 is provided with a mounting part 4, the mounting part 4 is used for connecting a valve assembly and the like, the other end of the rocker arm body 2 is provided with a mounting groove 5, and the lubricating device is arranged in the mounting groove 5, wherein a first oil duct 21 is arranged between the mounting groove 5 and the shaft hole 3 in the rocker arm body 2;

the lubricating device comprises an oil compensator 6 and a linkage assembly 7, wherein the oil compensator 6 is arranged on the mounting groove 5, lubricating oil is fed into the shaft hole 3 through a first oil duct 21, the linkage assembly 7 is in driving connection with the oil compensator 6, and the oil compensator 6 is controlled to carry out oil compensation when the main shaft 1 works;

the linkage assembly 7 is in the in-process that main shaft 1 drive rocking arm worked, and control oil supply ware 6 is through first oil duct 21 to the input lubricating oil between the mating surface of main shaft 1 and rocking arm, avoids the overheated damage of device, has promoted life, and lubricating arrangement is synchronous start at the in-process that only control rocking arm worked at main shaft 1 simultaneously, and then can effectively practice thrift lubricating oil loss to practice thrift the cost.

Example 2:

the present embodiment provides a rocker arm having the following technical features in addition to the technical scheme including the above embodiment.

The oil compensator 6 includes:

the oil storage tank 61, the oil storage tank 61 is arranged on the mounting groove 5 and is fixed by bolts, an oil cavity 611 is formed in the oil storage tank 61, an oil pipe 62 is arranged at one end of the oil storage tank 61, a mounting cavity 612 is arranged on the oil cavity 611 corresponding to the opening of the oil pipe 62, an opening is arranged on the oil storage tank 61 corresponding to the mounting cavity 612, and a sealing cover 63 is connected to the opening;

the material rolling disc 64, the material rolling disc 64 is arranged in the oil cavity 611, the material rolling disc 64 is provided with a rotating shaft 65, and the rotating shaft 65 penetrates through the oil cavity 611 to extend to the outer side and is connected with the linkage assembly 7;

one end of the linkage assembly 7 is connected with the rotating shaft 65, the other end of the linkage assembly is connected with the main shaft 1, and the linkage assembly 7 synchronously controls the rolling material disc 64 to roll and feed when the main shaft 1 drives the rocker arm body 2.

As can be seen from the embodiment, the oil compensator 6 comprises an oil storage tank 61 and a roller disc, the oil storage tank 61 is made by hollowing out the inside of a metal block, an oil cavity 611 is formed in the oil storage tank 61, one side of the oil storage tank 61 is connected with an oil pipe 62, the oil pipe 62 penetrates into the oil cavity 611, an installation cavity 612 is formed outside an opening in the oil cavity 611 by the oil pipe 62, an installation hole is formed in one side wall surface of the installation cavity 612, a sealing plate is connected to the installation hole, a sealing cover 63 is connected to seal the oil cavity 611, wherein the roller disc 64 is connected to the installation cavity 612 through the installation hole and penetrates through the sealing cover 63 to be connected with the linkage assembly 7, an oil inlet 14 is formed at the upper end of the oil storage tank 61, and a blocking piece 15 is sealed on the oil inlet 14;

the second threaded hole 16 is formed in one end of the oil storage tank 61, the second threaded hole 16 is formed in the rocker arm body 2, the second counter bore 17 is formed in the other end of the oil storage tank 61, the extension edge 18 is formed in the extension edge 18, the third threaded hole 19 is formed in the rocker arm body 2, the third counter bore 20 is formed in the rocker arm body 2, the second threaded hole 16 and the second counter bore 17 are internally connected with second bolts, the third threaded hole 19 and the third counter bore 20 are internally connected with third bolts, after the oil storage tank 61 is connected into the mounting groove 5, the first threaded hole 11 corresponds to the first counter bore 12 and is connected with the second bolts for fixing, and the third threaded hole 19 corresponds to the third counter bore 20 and is connected with the third bolts for fixing;

the material rolling disc 64 is disc-shaped, a plurality of feeding grooves 641 are formed in the side face of the material rolling disc 64, a rotating shaft 65 is formed in the center of the end face of one side of the material rolling disc 64, which faces the sealing cover 63, the rotating shaft 65 penetrates through the sealing cover 63 to be connected with the linkage assembly 7, the other side of the material rolling disc 64 is abutted against the wall surface of the oil cavity 611, and the friction force between the material rolling disc 64 and the wall surface of the oil cavity 611 has no influence on rotation due to the existence of lubricating oil;

the linkage assembly 7 controls the rolling disc 64 to rotate in the mounting cavity 612 through the driving rotating shaft 65, and lubricates the oil cavity 611 into the oil pipe 62 through the feed groove 641 during rotation.

Example 3:

The first connecting rod 71, one end of the first connecting rod 71 is formed with a deformation ring 711, the other end is provided with a connecting hole, and the deformation ring 711 is connected with the main shaft 1;

and a second link 72, one end of the second link 72 is formed with a connection protrusion 721 and connected to the connection hole, and the other end of the second link 72 is connected to one end of the rotation shaft 65 extending to the outside of the oil reservoir 61.

As can be seen in this embodiment, the linkage assembly 7 comprises a first link 71 and a second link 72;

one end of the first connecting rod 71 is provided with a deformation ring 711, the deformation ring 711 is fixed with the main shaft 1, and the other end of the first connecting rod 71 is provided with a connecting hole and is fixed with the second connecting rod 72;

one end of the second connecting rod 72 is connected with the rotating shaft 65, the other end is formed with a connecting protrusion 721, and the connecting protrusion 721 is connected with the connecting hole;

the spindle 1, the first link 71, the second link 72, and the shaft 65 are sequentially connected to form a link mechanism, and when the spindle 1 rotates, the first link 71 pushes the second link 72 to control the shaft 65 to rotate.

Example 4:

The shaft sleeve 8, the shaft sleeve 8 is arranged in the shaft hole 3, and a second oil duct 81 is arranged corresponding to the first oil duct 21;

wherein the oil pipe 62 extends between the first oil passage 21 and the second oil passage 81, and part of the lubricating oil flows into the mating surface between the sleeve 8 and the shaft hole 3 through the gap between the first oil passage 21 and the second oil passage 81.

In this embodiment, it can be seen that the shaft sleeve 8 is disposed in the shaft hole 3 and is in interference connection with the main shaft 1, the shaft sleeve 8 is formed with a second oil duct 81, the first bolt 13 passes through the first threaded hole 11 and then passes through the second duct to be connected into the first counter bore 12, the oil pipe 62 is connected to the opening of the second oil duct 81 from the first oil duct 21, the lubricating oil flows out from the oil pipe 62 and flows into the matching surface of the shaft sleeve 8 and the main shaft 1 through the second oil duct 81 so as to perform lubrication, and meanwhile, the lubricating oil also flows into the matching surface of the shaft sleeve 8 and the shaft hole 3 through a gap so as to perform lubrication;

the shaft sleeve 8 is a copper sleeve, the shaft sleeve 8 can be effectively high in hardness, excellent in wear resistance, not easy to cause seizure phenomenon, and good in casting performance and cutting processability;

the shaft sleeve 8 can effectively relieve friction between the main shaft 1 and the shaft hole 3, so that the service life is prolonged.

Example 5:

The retainer 9, the retainer 9 connects the main shaft 1 and is disposed between the deformation ring 711 and the rocker arm body 2.

In this embodiment, it can be seen that the retainer 9 is a rubber ring, the retainer 9 is connected to the spindle 1, and two sides of the retainer are respectively abutted against the deformation ring 711 and the rocker arm body 2, so that the situation that friction damage occurs at the joint between the deformation ring 711 and the rocker arm body 2 is prevented, and the retainer 9 plays a role in protecting the linkage assembly 7 and the rocker arm body 2.

Example 6:

The anti-skid lines 712, the anti-skid lines 712 are arranged on the matching surface of the deformation ring 711 connected with the main shaft 1.

According to the embodiment, the anti-skid lines 712 are integrally formed on the inner side wall surface of the deformation ring 711, the anti-skid lines 712 can increase the roughness of the inner side wall surface of the deformation ring 711, so that the deformation ring 711 can be better fixed with the spindle 1 and can better receive the rotating force transmitted by the spindle 1, and the driving effect of the linkage assembly 7 is good.

Example 7:

Spline sections 10, the spline sections 10 are formed on the main shaft 1 at intervals and are matched with the deformation rings 711.

In this embodiment, it can be seen that the spline section 10 is formed on the spindle 1 at intervals corresponding to the anti-slip lines 712, so that the spindle 1 is matched with the deformation ring 711, and the friction force between the spline section 10 and the anti-slip lines 712 is larger, so that the rotating force can be better transmitted, and the transmission effect is improved.

The embodiments of the present utility model have been described above with reference to the accompanying drawings, in which the embodiments of the present utility model and features of the embodiments may be combined with each other without conflict, the present utility model is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present utility model, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are protected by the present utility model.

Claims

1. A rocker arm comprising a main shaft (1), characterized in that it further comprises:

the novel rocker arm comprises a rocker arm body (2), wherein a shaft hole (3) is formed in the rocker arm body (2), the shaft hole (3) is connected with a main shaft (1) and is fixed through a bolt, an installation part (4) is arranged at one end of the rocker arm body (2), and an installation groove (5) is formed in the other end of the rocker arm body (2);

the lubricating device comprises an oil supplementing device (6) and a linkage assembly (7), wherein the oil supplementing device (6) is arranged on the mounting groove (5), and the linkage assembly (7) is connected with the main shaft (1) and the oil supplementing device (6).

2. A rocker arm according to claim 1, characterized in that the oil compensator (6) comprises:

the oil storage device comprises an oil storage tank (61), wherein the oil storage tank (61) is arranged on a mounting groove (5) and is fixed through bolts, an oil cavity (611) is formed in the oil storage tank (61), an oil pipe (62) is arranged at one end of the oil storage tank (61), a mounting cavity (612) is arranged at the oil cavity (611) corresponding to an opening of the oil pipe (62), an opening is arranged at the oil storage tank (61) corresponding to the mounting cavity (612), and a sealing cover (63) is connected to the opening;

the rolling disc (64) is arranged in the oil cavity (611), a rotating shaft (65) is arranged on the rolling disc (64), and the rotating shaft (65) penetrates through the oil cavity (611) to extend to the outer side and is connected with the linkage assembly (7);

one end of the linkage assembly (7) is connected with the rotating shaft (65), the other end of the linkage assembly is connected with the main shaft (1), and the linkage assembly (7) synchronously controls the rolling material tray (64) to roll and feed when the main shaft (1) drives the rocker arm body (2).

3. A rocker arm according to claim 2, characterized in that the linkage assembly (7) comprises:

the device comprises a first connecting rod (71), wherein a deformation ring (711) is formed at one end of the first connecting rod (71), a connecting hole is formed at the other end of the first connecting rod, and the deformation ring (711) is connected with a main shaft (1);

and one end of the second connecting rod (72) is provided with a connecting protrusion (721) and is connected with the connecting hole, and the other end of the second connecting rod (72) is connected with the rotating shaft (65) and extends to one end outside the oil storage tank (61).

4. A rocker arm according to claim 3, further comprising:

the shaft sleeve (8) is arranged in the shaft hole (3), and a second oil duct (81) is arranged corresponding to the first oil duct (21);

the oil pipe (62) extends between the first oil passage (21) and the second oil passage (81), and part of lubricating oil flows into the matching surface between the shaft sleeve (8) and the shaft hole (3) through a gap between the first oil passage (21) and the second oil passage (81).

5. The rocker arm of claim 4, further comprising:

the guard ring (9) is connected with the main shaft (1) and is arranged between the deformation ring (711) and the rocker arm body (2).

6. The rocker arm of claim 5, further comprising:

the anti-skid lines (712), the anti-skid lines (712) are arranged on the matching surface of the deformation ring (711) connected with the main shaft (1).

7. The rocker arm of claim 6 further comprising:

and the spline section (10) is formed on the main shaft (1) at intervals and is matched with the deformation ring (711).