Speed reducer shaft end separation assembly

Abstract

Annular grooves are evenly formed in the inner wall, located in a shaft hole, of a separation disc, a plurality of branch oil inlet channels are evenly formed in the separation disc, the branch oil inlet channels correspond to the annular grooves one to one and are communicated with the annular grooves, and a main oil inlet channel is further formed in the separation disc. The main oil inlet channel communicates with the branch oil inlet channels, and a groove is formed in the position, close to the pressing ring installation groove, of the main oil inlet channel. The pressure ring is arranged in the pressure ring mounting groove of the separation disc, a protruding column is arranged on one side of the pressure ring, and the protruding column is inserted into a groove in the outer end of the main oil inlet channel. The oil tank is reasonable in structure, all the annular grooves are communicated with the main oil inlet channel through the branch oil inlet channels, so that lubricating oil is conveniently added, meanwhile, the protrusion is arranged at one end of the pressure ring, and the pressure ring is not prone to falling off. Through cooperation of the protrusion and the groove in the outer end of the main oil inlet channel, on one hand, rapid positioning of the pressing ring is achieved, on the other hand, it is guaranteed that no oil leaks from the main oil inlet channel, and the problems of aging and sealing performance reduction do not exist.

Description

Technical Field

[0001] The utility model relates to the technical field of reducer separation components, in particular to a reducer shaft end separation component. Background Art

[0002] A reducer is an independent component consisting of a gear drive, worm drive, or gear-worm drive enclosed in a rigid housing. It is often used as a reduction transmission device between the prime mover and the working machine.

[0003] The shaft end of the reducer housing is generally separated and sealed by a separation component. The separation component is generally a separation plate, and the separation plate is then equipped with a bearing sleeve to cooperate with the shaft of the reducer. At present, when adding lubricating oil to the shaft hole of most separation plates, the shaft needs to be pulled out and added, which is cumbersome and inconvenient. There are also separation plates with built-in refueling channels, but the outer end of the refueling channel of the existing separation plate is generally sealed with a piston. After a period of use, the piston ages and the sealing performance is reduced. Therefore, an improved technology is urgently needed to solve this problem existing in the prior art. Utility Model Content

[0004] The utility model aims to provide a reducer shaft end separation component, wherein the separation plate is located at both ends of the shaft hole and is respectively provided with a copper sleeve installation groove and a pressure ring installation groove for respectively installing the copper sleeve and the pressure ring, and annular grooves are evenly provided on the inner wall of the shaft hole, and each annular groove is interconnected with the main oil inlet channel through a branch oil inlet channel, so as to facilitate the addition of lubricating oil, ensure the stability and smoothness of the reducer shaft, reduce friction and increase service life, and at the same time, a protrusion is provided at one end of the pressure ring, and through the cooperation between the protrusion and the groove at the outer end of the main oil inlet channel, on the one hand, the rapid positioning of the pressure ring is achieved, and on the other hand, it is ensured that there is no oil leakage at the main oil inlet channel, and there is no problem of decreased sealing due to aging, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a reducer shaft end separation component, including a separation plate, a pressure ring and a copper sleeve;

[0006] An axial hole is provided at the center of the separation disk, a copper sleeve mounting groove is provided at one end of the separation disk at the axial hole, a pressure ring mounting groove is provided at the other end of the separation disk at the axial hole, an annular groove is evenly provided on the inner wall of the separation disk at the axial hole, a plurality of branch oil inlet channels are evenly provided inside the separation disk, the branch oil inlet channels correspond to the annular grooves one by one and are interconnected, a total oil inlet channel is also provided inside the separation disk, the total oil inlet channel is interconnected with each branch oil inlet channel, one end of the total oil inlet channel is interconnected with the pressure ring mounting groove, and a groove is provided on the total oil inlet channel near the pressure ring mounting groove;

[0007] The pressure ring is arranged in the pressure ring installation groove of the separation plate, and a protruding column is arranged on one side of the pressure ring, and the protruding column is inserted into the groove at the outer end of the main oil inlet channel;

[0008] The copper sleeve is arranged in the copper sleeve installation groove of the separation plate.

[0009] Preferably, the utility model provides a reducer shaft end separation assembly, wherein an extension flange is provided on the outer edge of the separation plate.

[0010] Preferably, the utility model provides a reducer shaft end separation assembly, wherein the pressure ring is evenly provided with a plurality of connection holes, the pressure ring mounting groove of the separation plate is provided with a plurality of screw holes, the screw holes correspond one-to-one with the connection holes and are connected by bolts.

[0011] Preferably, the utility model provides a reducer shaft end separation assembly, wherein the inner diameter of the pressure ring is larger than the inner diameter of the shaft hole.

[0012] Preferably, the utility model provides a reducer shaft end separation assembly, wherein the outer diameter of the copper sleeve is consistent with the outer diameter of the copper sleeve installation groove, and the inner diameter of the copper sleeve is consistent with the inner diameter of the shaft hole.

[0013] Preferably, the utility model provides a reducer shaft end separation assembly, wherein both the pressure ring and the copper sleeve are provided with drawing holes.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The separation plate is located at both ends of the shaft hole and is respectively provided with a copper sleeve mounting groove and a pressure ring mounting groove for installing the copper sleeve and the pressure ring respectively. Annular grooves are evenly provided on the inner wall of the shaft hole. Each annular groove is interconnected with the main oil inlet channel through a branch oil inlet channel, so as to facilitate the addition of lubricating oil, ensure the stability and smoothness of the reducer shaft, reduce friction and increase service life. At the same time, a protrusion is provided at one end of the pressure ring. Through the cooperation of the protrusion and the groove at the outer end of the main oil inlet channel, on the one hand, the pressure ring can be quickly positioned, and on the other hand, it can be ensured that there will be no oil leakage at the main oil inlet channel, and there is no problem of decreased sealing due to aging. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the cross-sectional structure of the utility model;

[0017] Figure 2 For attachment Figure 1 The enlarged structural diagram at the mark A in the middle;

[0018] Figure 3 Schematic diagram of the separation plate structure;

[0019] Figure 4 It is a schematic diagram of the pressure ring structure;

[0020] Figure 5 This is a schematic diagram of the copper sleeve structure.

[0021] In the figure: separation plate 1, pressure ring 2, copper sleeve 3, shaft hole 4, copper sleeve mounting groove 5, pressure ring mounting groove 6, annular groove 7, branch oil inlet channel 8, main oil inlet channel 9, groove 10, raised column 11, extension flange 12, connecting hole 13, screw hole 14, pulling hole 15. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solution of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model;

[0023] It should be noted that, in the description of the present invention, the terms "inside", "outside", "upper", "lower", "both sides", "one end", "the other end", "left" and "right" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0024] See also Figure 1-5 , the utility model provides a technical solution: a reducer shaft end separation component, including a separation plate 1, a pressure ring 2 and a copper sleeve 3;

[0025] An axial hole 4 is provided at the center of the separation disk 1, a copper sleeve mounting groove 5 is provided at one end of the separation disk 1 at the axial hole 4, a pressure ring mounting groove 6 is provided at the other end of the separation disk 1 at the axial hole 4, an annular groove 7 is evenly provided on the inner wall of the separation disk 1 at the axial hole 4, a plurality of branch oil inlet channels 8 are evenly provided inside the separation disk 1, the branch oil inlet channels 8 correspond to the annular grooves 7 one by one and are interconnected, a total oil inlet channel 9 is also provided inside the separation disk 1, the total oil inlet channel 9 is interconnected with each branch oil inlet channel 8, one end of the total oil inlet channel 9 is interconnected with the pressure ring mounting groove 6, a groove 10 is provided at the total oil inlet channel 9 near the pressure ring mounting groove 6, an extension flange 12 is provided on the outer edge of the separation disk 1, and the extension flange 12 is connected to the housing of the reducer;

[0026] The pressure ring 2 is arranged in the pressure ring installation groove 6 of the separation plate 1. The pressure ring 2 is evenly provided with a plurality of connection holes 13. The pressure ring installation groove 6 of the separation plate 1 is provided with a plurality of screw holes 14. The screw holes 14 correspond to the connection holes 13 one by one and are connected by bolts. The connection and disassembly of the pressure ring 2 to the separation plate 1 are realized through this structure. The inner diameter of the pressure ring 2 is larger than the inner diameter of the shaft hole 4 to ensure that the shaft of the reducer does not rub against the pressure ring 2. A protruding column 11 is arranged on one side of the pressure ring 2. The protruding column 11 is inserted into the groove 10 at the outer end of the total oil inlet channel 9.

[0027] The copper sleeve 3 is arranged in the copper sleeve mounting groove 5 of the separation plate 1. The outer diameter of the copper sleeve 3 is consistent with the outer diameter of the copper sleeve mounting groove 5, and the inner diameter of the copper sleeve 3 is consistent with the inner diameter of the shaft hole 4 to ensure the stability of the shaft of the reducer. The pressure ring 2 and the copper sleeve 3 are both provided with a drawing hole 15 to facilitate the pressure ring 2 and the copper sleeve 3 to be separated from the pressure ring mounting groove 6 and the copper sleeve mounting groove 5 respectively.

[0028] Assembly method and principle of use: Prepare matching separation disc 1, pressure ring 2 and copper sleeve 3 respectively. Before casting, the core of separation disc 1 is installed in the mold, and then casting is carried out. After molding, the core is pulled out, and the separation disc 1 forms a branch oil inlet channel 8 and a main oil inlet channel 9. During assembly, insert the copper sleeve 3 into the copper sleeve mounting groove 5 of the separation plate 1, then pass the reducer shaft through the copper sleeve 3 and the annular groove 7, and connect the separation plate 1 to the reducer housing through the extension flange 12 and bolts, finally inject the lubricating oil from the main oil inlet channel 9, and enter the corresponding annular groove 7 through each branch oil inlet channel 8, then put the pressure ring 2 on the shaft and move it to the pressure ring mounting groove 6, so that the raised column 11 of the pressure ring 2 corresponds to the groove 10 at the outer end of the main oil inlet channel 9, and insert the raised column 11 into the groove 10, at this time, the connecting hole 13 of the pressure ring 2 corresponds one by one with the screw hole 14 of the pressure ring mounting groove 6, and the pressure ring 2 is fastened to the pressure ring mounting groove 6 by bolts to complete the installation. The utility model has a reasonable structure. The separating plate 1 is provided with a copper sleeve mounting groove 5 and a pressure ring mounting groove 6 at both ends of the shaft hole 4, respectively, so as to respectively install the copper sleeve 3 and the pressure ring 2. The inner wall of the shaft hole 4 is evenly provided with annular grooves 7. Each annular groove 7 is interconnected with the main oil inlet channel 9 through a branch oil inlet channel 8, so as to facilitate the addition of lubricating oil, ensure the stability and smoothness of the reducer shaft, reduce friction and increase service life. At the same time, a raised column 11 is provided at one end of the pressure ring 2. Through the cooperation of the raised column 11 and the groove 10 at the outer end of the main oil inlet channel 9, on the one hand, the rapid positioning of the pressure ring 2 is realized, and on the other hand, it is ensured that the main oil inlet channel 9 will not leak oil, and there is no problem of decreased sealing due to aging.

[0029] The details not described in the present invention are all known technologies to those skilled in the art.

[0030] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model is described in detail with reference to the embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified and replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A reducer shaft end separation assembly, characterized in that: It comprises a separation plate (1), a pressure ring (2) and a copper sleeve (3); An axial hole (4) is provided at the center of the separation disk (1), a copper sleeve mounting groove (5) is provided at one end of the separation disk (1) at the axial hole (4), a pressure ring mounting groove (6) is provided at the other end of the separation disk (1) at the axial hole (4), an annular groove (7) is evenly provided on the inner wall of the separation disk (1) at the axial hole (4), a plurality of branch oil inlet channels (8) are evenly provided inside the separation disk (1), the branch oil inlet channels (8) correspond to the annular grooves (7) one by one and are interconnected, a total oil inlet channel (9) is also provided inside the separation disk (1), the total oil inlet channel (9) is interconnected with each branch oil inlet channel (8), one end of the total oil inlet channel (9) is interconnected with the pressure ring mounting groove (6), and a groove (10) is provided near the pressure ring mounting groove (6) on the total oil inlet channel (9); The pressure ring (2) is arranged in a pressure ring installation groove (6) of the separation plate (1), and a protruding column (11) is arranged on one side of the pressure ring (2), and the protruding column (11) is inserted into a groove (10) at the outer end of the main oil inlet channel (9); The copper sleeve (3) is arranged in a copper sleeve installation groove (5) of the separation plate (1).

2. A reducer shaft end separation assembly according to claim 1, characterized in that: An extension flange (12) is provided on the outer edge of the separation plate (1).

3. A reducer shaft end separation assembly according to claim 1, characterized in that: The pressure ring (2) is evenly provided with a plurality of connection holes (13), and the pressure ring installation groove (6) of the separation plate (1) is evenly provided with a plurality of screw holes (14). The screw holes (14) correspond to the connection holes (13) one by one and are connected by bolts.

4. A reducer shaft end separation assembly according to claim 1, characterized in that: The inner diameter of the pressure ring (2) is greater than the inner diameter of the shaft hole (4).

5. The reducer shaft end separation assembly according to claim 1, characterized in that: The outer diameter of the copper sleeve (3) is consistent with the outer diameter of the copper sleeve installation groove (5), and the inner diameter of the copper sleeve (3) is consistent with the inner diameter of the shaft hole (4).

6. A reducer shaft end separation assembly according to claim 1, characterized in that: The pressure ring (2) and the copper sleeve (3) are both provided with a drawing hole (15).

Images