CN220227594U

CN220227594U - Self-lubricating one-way clutch synchronizing wheel

Info

Publication number: CN220227594U
Application number: CN202321943058.0U
Authority: CN
Inventors: 郑志卯
Original assignee: Sanmen Changxing Driving Member Co ltd
Current assignee: Sanmen Changxing Driving Member Co ltd
Priority date: 2023-07-22
Filing date: 2023-07-22
Publication date: 2023-12-22
Anticipated expiration: 2033-07-22

Abstract

The utility model relates to a self-lubricating one-way clutch synchronizing wheel, which comprises an outer wheel and an inner wheel, wherein the inner wheel is rotationally connected in the outer wheel, a connecting pipe is arranged on a central shaft of the inner wheel in an upward penetrating way, a one-way clutch end is arranged on the inner wheel, a plurality of mounting grooves are formed in the one-way clutch end, rotating grooves are formed in the inner wall of one side of each mounting groove, friction plates are rotationally connected in the rotating grooves, compression springs are fixedly connected between the mounting grooves and the friction plates, a plurality of ratchet grooves are formed in the outer wheel, the friction plates are clamped in ratchet grooves, and a lubricating mechanism for lubricating the friction plates is arranged in the one-way clutch end. The utility model can lubricate the friction plate in the synchronous rotation process, thereby avoiding serious abrasion of the friction plate.

Description

Self-lubricating one-way clutch synchronizing wheel

Technical Field

The utility model relates to a synchronizing wheel, in particular to a self-lubricating one-way clutch synchronizing wheel.

Background

With the continuous development of industrial automation, the application of automation equipment to synchronous pulley transmission is more and more widespread. The synchronous belt and the synchronous wheel belong to easy-to-wear parts, and part of the reasons for the wear are the abrasion of the synchronous belt or the synchronous gear tooth type caused by the overlarge instant impact force generated by the forward and reverse rotation of the motor.

In this regard, manufacturers prevent the synchronizing wheel from being damaged by the huge instantaneous impact generated by the forward and reverse rotation of the motor by providing a one-way clutch mechanism on the synchronizing wheel. The one-way clutch mechanism generally comprises a ratchet wheel arranged on the outer wheel of the synchronous wheel and a friction plate arranged on the inner wheel, and the friction plate rotates along with the inner wheel and cannot be blocked into the ratchet wheel under normal operation; at the moment of motor reversal, the friction plate is clamped into the ratchet, so that the aim of preventing the synchronous wheel from reversing is fulfilled. After long-time use, the surface of the friction plate can generate loss due to excessive friction, so that gaps are generated between the contact surfaces of the friction plate and the synchronous wheel, and the friction plate is not beneficial to rapidly braking the synchronous wheel.

Disclosure of Invention

The utility model provides a self-lubricating one-way clutch synchronous wheel, which solves the problems existing in the use process in the prior art.

The technical scheme of the utility model is realized as follows: the utility model provides a self-lubricating one-way separation and reunion synchronizing wheel, includes outer wheel and interior wheel, interior wheel rotates to be connected in the outer wheel, the center pin of interior wheel upwards runs through and has seted up the connecting pipe, be provided with one-way clutch end on the interior wheel, a plurality of mounting groove has been seted up on the one-way clutch end, all set up the rotation groove on the inner wall of one side of mounting groove, the rotation inslot rotation is connected with the friction disc, fixedly connected with compression spring between mounting groove and the friction disc, a plurality of ratchet groove has been seted up on the outer wheel, the friction disc card is located ratchet inslot, lubrication mechanism for lubricating the friction disc has been seted up in the one-way clutch end.

The utility model is further provided with: the lubricating mechanism comprises an extrusion wheel, a lubricating sponge and a plurality of lubricating steel balls, wherein a lubricating groove is formed in one side, close to the friction plate, of the one-way clutch end, the lubricating steel balls are rotatably arranged in the lubricating groove, an extrusion groove is formed in one side, far away from the friction plate, of the one-way clutch end, the extrusion wheel is connected in the extrusion groove in a rotating mode, and the lubricating sponge is fixedly connected between the lubricating steel balls and the extrusion wheel.

The utility model is further provided with: the lubrication groove is internally fixedly connected with a limiting plate, the lubrication steel ball is rotationally connected to the limiting plate, and the lubrication sponge is fixedly connected to one side, facing the extrusion wheel, of the limiting plate.

The utility model is further provided with: the inner wall bottom fixedly connected with support column of extrusion wheel, fixedly connected with a plurality of bracing piece that links to each other with extrusion wheel inside wall on the support column.

The utility model is further provided with: the side wall of the extrusion wheel is provided with a plurality of oil leakage holes in a penetrating mode.

The utility model is further provided with: the one-way clutch end is provided with an oil delivery pipe at the upper end of the extrusion groove, the inner wall of the oil delivery pipe is fixedly connected with a leakage-proof sleeve, and a sealing plug is inserted in the leakage-proof sleeve.

The utility model is further provided with: and a chamfer is arranged on the rotating groove.

In summary, the beneficial effects of the utility model are as follows:

1. the oil is injected into the extrusion groove after a worker pulls out the sealing plug, lubricating oil flows into the extrusion wheel, when the synchronous wheel rotates, the extrusion wheel rotates to ensure self balance, in the rotation process, the lubricating oil flows out through the oil leakage hole and is absorbed by the lubricating sponge, as the lubricating steel ball and the extrusion wheel are propped against the lubricating sponge, when the synchronous wheel rotates, the extrusion wheel and the lubricating steel ball rotate, the lubricating sponge is extruded by the lubricating steel ball in the rotation process, the lubricating sponge is promoted to discharge oil, the lubricating oil flows out of the lubricating groove through the limiting plate and lubricates the surface of the friction plate, the lubricating steel ball is propped against the surface of the friction plate and rolls on the surface of the friction plate, and the lubricating oil is uniformly smeared on the surface of the friction plate in the rolling process, so that the contact surface of the friction plate and the rotating groove is lubricated, and abrasion is avoided;

2. the three supporting rods in the extrusion wheel are in a group, each group of supporting rods is connected in the extrusion wheel in a triangular distribution manner, the triangular structure can stably support the extrusion wheel, and the supporting rods in each group are distributed on the supporting rods in a staggered manner, so that the extrusion wheel can be comprehensively and stably supported;

3. the oil leakage hole can prevent lubricating oil from being retained in the extrusion wheel;

4. the limiting plate can limit the lubricating steel ball and prevent the lubricating steel ball from falling off from the lubricating groove.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a lubrication mechanism according to the present utility model

FIG. 3 is an enlarged schematic view of a portion of FIG. 2A;

FIG. 4 is a schematic diagram of the connection structure of the lubricating steel ball, the lubricating sponge and the extrusion wheel in the utility model;

FIG. 5 is a schematic view of the structure of the extrusion wheel of the present utility model.

Reference numerals in the drawings: the device comprises a 1 outer wheel, a 11 ratchet slot, a 2 inner wheel, a 21 connecting pipe, a 22 one-way clutch end, a 23 mounting groove, a 24 rotating groove, a 25 lubrication groove, a 26 extrusion groove, a 27 limiting plate, a 28 oil delivery pipe, a 29 chamfer angle, a 3 friction plate, a 4 compression spring, a 51 extrusion wheel, a 52 lubrication sponge, a 53 lubrication steel ball, a 54 support column, a 55 support column, a 56 oil leakage hole, a 6 leakage prevention sleeve and a 7 sealing plug.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 5 of the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

as shown in fig. 1 to 5, the present utility model discloses a self-lubricating one-way clutch synchronizing wheel, which comprises an outer wheel 1 and an inner wheel 2, wherein the inner wheel 2 is rotatably connected in the outer wheel 1. Wherein, the center shaft of the inner wheel 2 is provided with a connecting pipe 21 for connecting with the output shaft of the motor, the inner wheel 2 is provided with a one-way clutch end 22, and the inner wheel 2 is provided with a plurality of mounting grooves 23 on the one-way clutch end 22. The inner wall of one side of the mounting groove 23 is provided with a rotating groove 24, the rotating groove 24 is rotationally connected with a friction plate 3 for braking the synchronous wheel, and here, the rotating groove 24 is provided with a chamfer 29 so that the friction plate 3 can flexibly rotate. And a compression spring 4 is fixedly connected between the mounting groove 23 and the friction plate 3. Further, the outer wheel 1 is provided with a plurality of ratchet grooves 11, the friction plate 3 is clamped in the ratchet grooves 11, and the one-way clutch end 22 is provided with a lubrication mechanism for lubricating the friction plate 3.

The lubrication mechanism comprises a squeezing wheel 51, a lubrication sponge 52 and a plurality of lubrication steel balls 53. The one-way clutch end 22 is provided with a lubrication groove 25 on one side close to the friction plate 3, a limiting plate 27 is fixedly connected in the lubrication groove 25, and a lubrication steel ball 53 is rotatably connected to the limiting plate 27; and, the one-way clutch end 22 is provided with a pressing groove 26 on one side of the lubrication groove 25 far away from the friction plate 3, the pressing wheel 51 is rotatably connected in the pressing groove 26, and a plurality of oil leakage holes 56 are formed on the side wall of the pressing wheel 51 so that lubricating oil flows out of the pressing wheel 51 and is prevented from being detained in the pressing wheel 51. The lubrication sponge 52 is fixedly connected to one side of the limiting plate 27 facing the extrusion wheel 51, and the extrusion wheel 51 is abutted against the lubrication sponge 52.

When the synchronous wheel starts to rotate, the extrusion wheel 51 also starts to rotate, and in the rotation process, the extrusion wheel 51 and the lubrication steel balls 53 are matched to extrude the lubrication sponge 52, so that the lubrication oil stored in the lubrication sponge 52 is extruded and uniformly coated on the surface of the friction plate 3 through the lubrication steel balls 53, and the contact surface of the friction plate 3 and the rotating groove 24 is lubricated.

Further, in order to ensure that the extrusion wheel 51 positioned in the extrusion groove 26 can stably rotate, the bottom of the inner wall of the extrusion groove is fixedly connected with a support column 54, and a plurality of support rods 55 connected with the inner side wall of the extrusion wheel 51 are fixedly connected to the support column 54. Three support rods 55 in the extrusion wheel 51 are in a group (three groups are arranged in the embodiment), each group of support rods 55 is connected in the extrusion wheel 51 in a triangular distribution manner, and the triangular support structure can stably support the extrusion wheel 51; further, each group of support rods 55 is distributed on the support rods 55 in a staggered manner, so that the support rods 55 can support the extrusion wheel 51 comprehensively and stably, and the extrusion wheel 51 can rotate stably.

Furthermore, the one-way clutch end 22 is provided with an oil delivery pipe 28 for supplementing oil in the extrusion groove 26 at the upper end of the extrusion groove 26, and the inner wall of the oil delivery pipe 28 is fixedly connected with a leakage preventing sleeve 6, and a sealing plug 7 is inserted in the leakage preventing sleeve 6. The leak-proof sleeve 6 and the sealing plug 7 are matched to avoid the leakage of the lubricating oil in the extrusion groove 26 and ensure the tightness in the extrusion groove 26.

The working principle of the utility model is as follows: after the worker pulls out the sealing plug 7, the extrusion groove 26 is filled with oil, the lubricating oil flows into the extrusion wheel 51, when the synchronous wheel rotates, the extrusion wheel 51 rotates to ensure self balance, in the rotation process, the lubricating oil flows out through the oil leakage hole 56 and is absorbed by the lubricating sponge 52, as the lubricating steel ball 53 and the extrusion wheel 51 are propped against the lubricating sponge 52, when the synchronous wheel rotates, the extrusion wheel 51 and the lubricating steel ball 53 rotate, in the rotation process, the lubricating sponge 52 is extruded by the two, the lubricating sponge 52 is promoted to go out oil, the lubricating oil flows out of the lubricating groove 25 through the limiting plate 27 again and lubricates the surface of the friction plate 3, the lubricating steel ball 53 is propped against the surface of the friction plate 3 and rolls on the surface of the friction plate 3, and in the rolling process, the lubricating oil is uniformly smeared on the surface of the friction plate 3 and the contact surface of the rotating groove 24, so that abrasion is avoided.

Also, the terms pointed out by the present utility model are as follows: the directional or positional relationships indicated by the terms "front", "rear", "vertical", "horizontal", etc., are based on the directional or positional relationships shown in the drawings, are merely for convenience in describing the utility model and to simplify the description, and are not indicative or implying that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed to limit the scope of the utility model.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a self-lubricating one-way separation and reunion synchronizing wheel, includes outer wheel (1) and interior wheel (2), its characterized in that: the inner wheel (2) is rotationally connected in the outer wheel (1), a connecting pipe (21) is upwardly and penetratingly arranged on a central shaft of the inner wheel (2), a one-way clutch end (22) is arranged on the inner wheel (2), a plurality of mounting grooves (23) are formed in the one-way clutch end (22), rotating grooves (24) are formed in one side inner wall of each mounting groove (23), friction plates (3) are rotationally connected in the rotating grooves (24), compression springs (4) are fixedly connected between the mounting grooves (23) and the friction plates (3), a plurality of ratchet grooves (11) are formed in the outer wheel (1), the friction plates (3) are clamped in the ratchet grooves (11), and a lubricating mechanism for lubricating the friction plates (3) is formed in the one-way clutch end (22).

2. The self-lubricating one-way clutch synchronizing wheel according to claim 1, wherein: the lubricating mechanism comprises an extrusion wheel (51), a lubricating sponge (52) and a plurality of lubricating steel balls (53), wherein a lubricating groove (25) is formed in one side, close to the friction plate (3), of the one-way clutch end (22), the lubricating steel balls (53) are rotatably arranged in the lubricating groove (25), the one-way clutch end (22) is provided with the extrusion groove (26) on one side, far away from the friction plate (3), of the lubricating groove (25), the extrusion wheel (51) is rotatably connected in the extrusion groove (26), and the lubricating sponge (52) is fixedly connected between the lubricating steel balls (53) and the extrusion wheel (51).

3. A self-lubricating one-way clutch synchronizing wheel according to claim 2, wherein: the lubrication groove (25) is internally fixedly connected with a limiting plate (27), the lubrication steel ball (53) is rotationally connected to the limiting plate (27), and the lubrication sponge (52) is fixedly connected to one side, facing the extrusion wheel (51), of the limiting plate (27).

4. A self-lubricating one-way clutch synchronizing wheel according to claim 2, wherein: the inner wall bottom fixedly connected with support column (54) of extrusion wheel (51), fixedly connected with a plurality of bracing pieces (55) that link to each other with extrusion wheel (51) inside wall on support column (54).

5. The self-lubricating one-way clutch synchronizing wheel according to claim 4, wherein: a plurality of oil leakage holes (56) are formed in the side wall of the extrusion wheel (51) in a penetrating mode.

6. A self-lubricating one-way clutch synchronizing wheel according to claim 2, wherein: the one-way clutch end (22) is provided with an oil delivery pipe (28) at the upper end of the extrusion groove (26), the inner wall of the oil delivery pipe (28) is fixedly connected with a leakage-proof sleeve (6), and a sealing plug (7) is inserted into the leakage-proof sleeve (6).

7. The self-lubricating one-way clutch synchronizing wheel according to claim 1, wherein: and a chamfer (29) is formed on the rotating groove (24).