A groove cleaning machine for processing a tapered roller bearing

CN123024718APending Publication Date: 2026-11-03CHANGZHOU WUGUN BEARING CO LTD
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Patent Information

Application Number
CN202611529279.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-09-30
Publication Date
2026-11-03

AI Technical Summary

Technical Problem

In the existing process of cleaning tapered roller bearings, the parts are prone to stacking and contact during transportation, resulting in insufficient cleaning. Furthermore, the contact area between the parts and the cleaning frame is poor, making the operation difficult.

Method used

A trough-type cleaning machine for processing tapered roller bearings was designed, comprising a cleaning trough body, a cleaning mesh frame, a limiting component, and auxiliary components. The limiting component prevents parts from stacking, the supporting cone shell reduces the obstruction area, the servo motor drives the roller to tilt and move the cleaning mesh frame, and the stirring blades improve the cleaning effect.

Benefits of technology

This effectively avoids the stacking of parts, improves the convenience and thoroughness of cleaning, ensures the cleaning quality of each component, reduces manual operation, and improves cleaning efficiency and effectiveness.

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Abstract

The application relates to the technical field of cleaning, in particular to a groove type cleaning machine for conical roller bearing machining, which comprises a cleaning tank main body and a cleaning net rack placed in a cleaning cavity of the cleaning tank main body; a roller limiting structure is arranged to provide limiting work for conical roller parts, and a bearing ring limiting structure is arranged to provide limiting work for bearing inner ring parts and bearing outer ring parts; when the cleaning net rack is transferred, the problem of stacking of adjacent parts is avoided, additional operation of workers is reduced, and the cleaning work convenience is improved; on the basis, the cleaning quality of each part of the conical roller bearing can be ensured; a limiting assembly is further arranged on the bearing plate body; the limiting assembly comprises the roller limiting structure for limiting the conical roller parts and the bearing ring limiting structure for limiting the bearing inner ring parts and the bearing outer ring parts.
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Description

Technical Field

[0001] This invention relates to the field of cleaning technology, and in particular to a trough-type cleaning machine for machining tapered roller bearings. Background Technology

[0002] Tapered roller bearings are a type of rolling bearing with separable inner and outer rings, capable of simultaneously bearing radial and unidirectional axial loads. They are widely used in heavy-duty industrial applications such as automobiles, rolling mills, and mining machinery. As high-precision mechanical components, tapered roller bearings may contain residual machining debris, rolling scale, rust-preventive oil, and other impurities during the manufacturing process. These foreign objects can significantly increase bearing friction, reduce load-bearing capacity, and directly lead to premature bearing failure. In addition to permissible protective grease, the surface of finished bearings must not contain any foreign contaminants, and cleaning is a necessary procedure to meet this standard.

[0003] In the existing technology, the mainstream cleaning method for tapered roller bearings is the trough cleaning machine with ultrasonic cleaning function. Through the cavitation effect generated by high frequency sound waves, tiny impurities in the gaps can be removed without dead angles, greatly reducing the amount of manual operation. The cleaning efficiency and cleanliness are far higher than traditional manual brushing.

[0004] The specific operation process is as follows: disassemble the inner ring, outer ring, rollers, and cage of the bearing into independent parts in advance, and do not put them directly into the cleaning tank in the assembled state; lay the parts neatly on a special stainless steel cleaning mesh frame, leaving a gap of 1 to 2 cm between the parts to avoid stacking and blocking each other.

[0005] During the transfer of the cleaning mesh frame from the coarse washing tank to the fine washing tank, the positions of the components placed on the cleaning mesh frame are prone to shifting, causing adjacent components to come into contact. To ensure sufficient fine washing, it is necessary to separate the contacting or stacked components. In other words, there is a lack of suitable placement limiting components for the various components of the tapered roller bearing. On the other hand, the contact area between the components and the cleaning mesh frame is poorly cleaned or even not cleaned at all. Generally, the contact between the components and the cleaning mesh frame is misaligned by shaking the cleaning mesh frame to clean the blocked areas of the components. This operation is difficult and may cause adjacent components to come into contact or stack again during this process.

[0006] To address these issues, this invention proposes a trough-type cleaning machine for processing tapered roller bearings. Summary of the Invention

[0007] The purpose of this invention is to provide a trough-type cleaning machine for processing tapered roller bearings, so as to solve the problems mentioned in the background art.

[0008] To achieve the above objectives, the present invention provides the following technical solution: a trough-type cleaning machine for processing tapered roller bearings, comprising a cleaning trough body and a cleaning mesh frame placed in the cleaning chamber of the cleaning trough body;

[0009] A support body is provided on the top of the main body of the cleaning tank, and a concave cavity is provided at the top of the support body;

[0010] The cleaning mesh frame includes a bearing plate and a first support rod and a second support rod fixedly installed on both ends of the bearing plate. A first hanging rod is installed on the top side of the first support rod, and a second hanging rod is installed on the top side of the second support rod. A spherical body is installed at the bottom of one end of the first hanging rod, and an arc-shaped groove is installed on the bottom side of the second hanging rod.

[0011] A crossbar frame is provided on both the first and second support rods, and a lifting ring is provided on the crossbar frame;

[0012] A limiting assembly is also provided on the bearing plate; the limiting assembly includes a roller limiting structure for limiting the tapered roller parts, and a bearing ring limiting structure for limiting the inner ring parts and the outer ring parts of the bearing.

[0013] The trough-type cleaning machine also includes auxiliary components installed on top of the main body of the cleaning trough.

[0014] Preferably, the cleaning mesh frame further includes through grooves evenly distributed in the support plate;

[0015] A supporting cone shell is also fixedly installed at the top opening of the through groove body. A top through hole is provided at the top tip of the supporting cone shell, and side wall through holes are uniformly provided on its side wall.

[0016] Preferably, the roller limiting structure includes an arc-shaped limiting frame fixedly disposed on the bearing plate;

[0017] A partition plate is provided in the middle of the arc-shaped limiting frame, which divides the inner cavity of the arc-shaped limiting frame into two placement cavities for placing tapered roller parts.

[0018] Preferably, the roller limiting structure further includes through slots evenly arranged in the arc-shaped limiting frame.

[0019] Preferably, the bearing ring limiting structure includes a rectangular frame fixedly mounted on the bearing plate.

[0020] Preferably, the bearing ring limiting structure further includes cavities uniformly arranged on the side wall of the rectangular frame.

[0021] Preferably, the auxiliary component includes a support plate fixedly installed on the top of the main body of the cleaning tank. Two sets of the support plate are symmetrically arranged and used to support the rollers. One end of the rollers is connected to the output shaft of the servo motor.

[0022] Cam grooves are symmetrically arranged on the roller.

[0023] Preferably, the auxiliary component further includes a mating part;

[0024] The mating component includes a first worm gear symmetrically fixed to the outer wall of the drum. The mating component also includes a loading box, and a fixing foot plate is provided on one side of the loading box. The fixing foot plate is fixedly installed on the side wall of the cleaning chamber of the main body of the cleaning tank.

[0025] Preferably, the mating component further includes a first turbine that is adapted to mesh with the first worm gear;

[0026] The first turbine is mounted on the drive shaft, which is located in the loading box. A second worm gear is also mounted on the bottom side wall of the drive shaft.

[0027] The mating components also include a second turbine disposed in the loading box and adapted to mesh with the second worm gear;

[0028] The second turbine is connected to a rotating shaft, one end of which extends out of the outer side of the loading box, and a stirring blade is provided on the rotating shaft.

[0029] Preferably, the stirring blades are symmetrically arranged about the bearing plate, and there are two sets of them.

[0030] Compared with the prior art, the beneficial effects of the present invention are:

[0031] This solution also includes a limiting assembly on the support plate. This limiting assembly includes a roller limiting structure for limiting the tapered roller parts, and a bearing ring limiting structure for limiting the inner and outer ring parts of the bearing. In other words, the roller limiting structure provides limiting for the tapered roller parts, and the bearing ring limiting structure provides limiting for the inner and outer ring parts of the bearing. This avoids the stacking of adjacent components when transferring the cleaning frame, thereby reducing extra work for staff and improving the convenience of the cleaning process. Furthermore, it ensures the cleaning quality of each component of the tapered roller bearing.

[0032] After the tapered roller parts, bearing inner ring parts, and bearing outer ring parts are placed on the support plate, each component is supported by multiple sets of evenly arranged support cones. In order to reduce the obscured area of ​​the tapered roller parts, bearing inner ring parts, and bearing outer ring parts, this solution also provides a top through hole at the top of the support cone. That is, after the components are supported by multiple support cones, the top through hole can reduce the obscured area on the one hand, and on the other hand, the cleaning fluid can also come into contact with the bottom supported area of ​​the component from the top through hole, which has a positive effect on improving the thoroughness and effectiveness of cleaning.

[0033] Furthermore, when cleaning the tapered roller parts, bearing inner ring parts, and bearing outer ring parts placed on the cleaning screen frame, this solution uses a servo motor to drive the drum to rotate. The cam groove cavity on the drum provides a reciprocating up-and-down movement effect to the second hanging rod, which in turn provides a reciprocating tilting effect to one end of the cleaning screen frame, causing one end of the cleaning screen frame to rise and fall, thereby providing a positional movement effect for the tapered roller parts, bearing inner ring parts, and bearing outer ring parts on the cleaning screen frame.

[0034] The purpose is to improve the thoroughness of cleaning by moving the positions of various components during the cleaning process of tapered roller parts, inner ring parts of bearings, and outer ring parts of bearings by tilting and swinging the cleaning frame up and down. This exposes areas that were not initially cleaned.

[0035] In addition, the cleaning process also removes dirt and grime that still adheres to the parts after cleaning, thus improving the quality of the cleaning work. Attached Figure Description

[0036] Figure 1 This is a schematic diagram of the trough-type cleaning machine for machining tapered roller bearings according to the present invention;

[0037] Figure 2 This is a schematic diagram of the cleaning tank structure of the present invention;

[0038] Figure 3 for Figure 2 Enlarged schematic diagram of the structure at point A in the middle;

[0039] Figure 4 This is a schematic diagram of the connection plane of the cleaning mesh frame structure of the present invention;

[0040] Figure 5 for Figure 4 Enlarged schematic diagram of the structure at point B;

[0041] Figure 6 for Figure 4 Enlarged schematic diagram of the structure at point C;

[0042] Figure 7 This is a partial schematic diagram of the connection between the supporting plate and the limiting component structure of the present invention;

[0043] Figure 8 for Figure 7 Enlarged schematic diagram of the structure at point D;

[0044] Figure 9 This is a partial structural connection cross-sectional view of the support plate of the present invention;

[0045] Figure 10 This is a schematic diagram showing the connection between the main body of the cleaning tank and the auxiliary components of the present invention;

[0046] Figure 11 for Figure 10 Enlarged schematic diagram of the structure at point E in the middle;

[0047] Figure 12 for Figure 10 Enlarged schematic diagram of the structure at point F;

[0048] Figure 13 This is a schematic diagram of the back side of the connection between the roller and the mating component structure of the present invention;

[0049] Figure 14 for Figure 13 Enlarged schematic diagram of the structure at point G in the middle;

[0050] Figure 15 This is a schematic diagram of the front side of the connection between the roller and the mating component structure of the present invention.

[0051] In the diagram: 1. Main body of the cleaning tank; 2. Support plate; 3. First support rod; 4. Second support rod; 5. First hanging rod; 6. Second hanging rod; 7. Spherical body; 8. Arc-shaped groove; 9. Crossbar frame; 10. Lifting ring; 11. Tapered roller part; 12. Inner bearing ring part; 13. Outer bearing ring part; 1401. Through groove body; 1402. Support cone shell; 1403. Top through hole; 1404. Side wall through hole; 1501. Arc-shaped limiting frame; 1502. Divider plate; 1503. Through slot; 1601, rectangular frame; 1602, cavity; 1701, support body; 1702, concave cavity; 1801, support plate; 1802, drum; 1803, servo motor; 1804, cam groove; 1901, first worm gear; 1902, loading box; 1903, fixed foot plate; 1904, drive shaft; 1905, first turbine; 1906, second worm gear; 1907, second turbine; 1908, rotating shaft; 1909, stirring blade. Detailed Implementation

[0052] The technical solutions in the embodiments of the present invention will be clearly and completely described below. All other embodiments obtained by those skilled in the art without inventive effort are within the scope of protection of the present invention.

[0053] Example 1: Please refer to Figures 1-15 A trough-type cleaning machine for processing tapered roller bearings includes a cleaning trough body 1 and a cleaning mesh frame placed in the cleaning chamber of the cleaning trough body 1.

[0054] The cleaning mesh frame in this solution includes a bearing plate 2 and a first support rod 3 and a second support rod 4 fixedly installed on both ends of the bearing plate 2. A first hanging rod 5 is installed on the top side of the first support rod 3, and a second hanging rod 6 is installed on the top side of the second support rod 4. A spherical body 7 is installed at the bottom of one end of the first hanging rod 5, and an arc-shaped groove 8 is installed on the bottom side of the second hanging rod 6. A crossbar frame 9 is installed on both the first support rod 3 and the second support rod 4, and a lifting ring 10 is installed on the crossbar frame 9.

[0055] From the appendix Figure 1 -Appendix Figure 2 Appendix Figure 4 and appendix Figure 7 -Appendix Figure 9 As shown, it can be seen that a limiting component is also provided on the bearing plate 2 in this solution; the limiting component includes a roller limiting structure for limiting the tapered roller part 11, and a bearing ring limiting structure for limiting the bearing inner ring part 12 and the bearing outer ring part 13.

[0056] In other words, the roller limiting structure provides limiting for the tapered roller part 11, and the bearing ring limiting structure provides limiting for the inner bearing ring part 12 and the outer bearing ring part 13. When transferring the cleaning frame, the problem of stacking of adjacent parts is avoided, thereby reducing the extra operation of the staff and improving the convenience of the cleaning work. On this basis, the cleaning quality of each component of the tapered roller bearing can also be ensured.

[0057] Furthermore, the cleaning frame also includes a through groove 1401 evenly arranged in the bearing plate 2; a support cone shell 1402 is also fixedly arranged at the top opening of the through groove 1401, and a top through hole 1403 is provided at the top cone tip of the support cone shell 1402 and side wall through holes 1404 are evenly arranged on its side wall.

[0058] That is, after the tapered roller component 11, the inner bearing ring component 12, and the outer bearing ring component 13 are placed on the support plate 2, each component is supported by multiple sets of evenly arranged support cone shells 1402. In order to reduce the obscured area of ​​the tapered roller component 11, the inner bearing ring component 12, and the outer bearing ring component 13, this solution also provides a top through hole 1403 at the top of the support cone shell 1402. That is, after the components are supported by multiple support cone shells 1402, the top through hole 1403 can reduce the obscured area on the one hand, and on the other hand, the cleaning fluid can also come into contact with the supported area at the bottom of the component through the top through hole 1403, which has a positive effect on improving the thoroughness and effectiveness of cleaning.

[0059] Specifically, the placement and positioning of the tapered roller part 11 is handled from the attached... Figure 8 As shown, the use of the roller limiting structure includes an arc-shaped limiting frame 1501 fixedly mounted on the bearing plate 2; a partition plate 1502 is provided in the middle of the arc-shaped limiting frame 1501, which divides the inner cavity of the arc-shaped limiting frame 1501 into two placement cavities for placing the tapered roller parts 11.

[0060] The tapered roller part 11 is placed horizontally in the placement cavity of the arc-shaped limiting frame 1501, and one tapered roller part 11 is placed in one placement cavity, that is, two tapered roller parts 11 are placed in one arc-shaped limiting frame 1501. The two tapered roller parts 11 are separated and limited by the partition plate 1502.

[0061] During the subsequent transfer and cleaning of the mesh frame, the roller limiting structure can separately limit each tapered roller part 11 to avoid collisions, contact or stacking between adjacent tapered roller parts 11.

[0062] From the appendix Figure 7 As shown, the use of the bearing ring limiting structure specifically includes a through slot 1503 evenly arranged in the arc-shaped limiting frame 1501; the bearing ring limiting structure includes a rectangular frame 1601 fixedly arranged on the bearing plate 2.

[0063] The bearing ring limiting structure also includes cavities 1602 that are uniformly arranged on the side wall of the rectangular frame 1601.

[0064] It is understood that, for the annular bearing inner ring part 12 and bearing outer ring part 13, this solution places them upright, that is, the outer ring surfaces of the two are in contact with the support cone shell 1402 on the bearing plate 2.

[0065] One of the rectangular frames 1601 contains only one bearing inner ring part 12 or one bearing outer ring part 13; by using the rectangular frame 1601 to limit the movement of one bearing inner ring part 12 or one bearing outer ring part 13, the problem of contact or stacking between adjacent bearing inner ring parts 12 or adjacent bearing outer ring parts 13 can be avoided during the transfer of the cleaning mesh frame.

[0066] From the appendix Figure 7 -Appendix Figure 9 As shown, the support cone shell 1402 provides support for the tapered roller part 11, the inner ring part 12 of the bearing, and the outer ring part 13 of the bearing, thereby reducing the area of ​​each component that is blocked. However, in the actual cleaning process, there will inevitably be a small number of blocked areas that cannot be effectively cleaned or have poor cleaning results. The positions of each component will need to be adjusted again and then the cleaning work will be carried out again, which has a negative impact on the cleaning efficiency.

[0067] Therefore, let's look at the appendix again. Figure 2 -Appendix Figure 6 and appendix Figure 10 -Appendix Figure 11 As shown, the tank cleaning machine in this solution also includes auxiliary components installed on the top of the main body 1 of the cleaning tank.

[0068] Furthermore, a support body 1701 is provided on the top of the main body 1 of the cleaning tank, and a concave cavity 1702 is provided at the top of the support body 1701.

[0069] The auxiliary components include a support plate 1801 fixedly installed on the top of the main body 1 of the cleaning tank. Two sets of support plates 1801 are symmetrically arranged to support rollers 1802. One end of the rollers 1802 is connected to the output shaft of the servo motor 1803. Cam grooves 1804 are symmetrically arranged on the rollers 1802.

[0070] It can be understood that when the cleaning mesh frame is hoisted and placed in the cleaning chamber of the main body 1 of the cleaning tank, the spherical body 7 at the bottom of one end of the first hanging rod 5 needs to be hung in the concave cavity 1702 at the top of the support body 1701. At the same time, the arc-shaped groove 8 at the bottom of the second hanging rod 6 is hung in the cam groove cavity 1804 on the roller 1802.

[0071] In other words, when cleaning the tapered roller parts 11, the inner bearing ring parts 12, and the outer bearing ring parts 13 placed on the cleaning mesh frame, the servo motor 1803 in this solution drives the drum 1802 to rotate. The cam groove cavity 1804 set on the drum 1802 provides a reciprocating up-and-down movement effect to the second hanging rod 6, which provides a reciprocating tilting effect to one end of the cleaning mesh frame, making one end of the cleaning mesh frame rise and fall, thereby providing a positional movement effect for the tapered roller parts 11, the inner bearing ring parts 12, and the outer bearing ring parts 13 on the cleaning mesh frame.

[0072] The purpose is to move the positions of each component by tilting and swinging the cleaning frame up and down during the cleaning process of tapered roller parts 11, bearing inner ring parts 12 and bearing outer ring parts 13, so that the areas that were not cleaned at the beginning are exposed, thereby improving the thoroughness of cleaning.

[0073] In addition, the cleaning process also removes dirt and grime that still adheres to the parts after cleaning, thus improving the quality of the cleaning work.

[0074] Combined with the appendix Figure 7 -Appendix Figure 9 As shown, it can be understood that since the tapered roller part 11, the inner bearing ring part 12, and the outer bearing ring part 13 need to have a range of motion, the roller limiting structure for limiting the tapered roller part 11 and the bearing ring limiting structure for limiting the inner bearing ring part 12 and the outer bearing ring part 13 mainly limit the corresponding range of each component, that is, ensure that there is no stacking between the components. A certain amount of space is left for the limiting of the components to facilitate the operation and coordination with the auxiliary components.

[0075] Then according to the appendix Figure 2 -Appendix Figure 3 Appendix Figure 10 and appendix Figure 12 -Appendix Figure 15 As shown, the auxiliary components in this solution also include mating parts;

[0076] The mating component includes a first worm gear 1901 symmetrically fixed to the outer wall of the roller 1802. The mating component also includes a loading box 1902. A fixing foot plate 1903 is provided on one side of the loading box 1902. The fixing foot plate 1903 is fixedly installed on the side wall of the cleaning chamber of the cleaning tank body 1.

[0077] The mating component also includes a first turbine 1905 that is adapted to mesh with the first worm 1901; the first turbine 1905 is disposed on the drive shaft 1904, the drive shaft 1904 is disposed in the loading box 1902, and a second worm 1906 is disposed on the bottom side wall of the drive shaft 1904; the mating component also includes a second turbine 1907 disposed in the loading box 1902 and adapted to mesh with the second worm 1906;

[0078] The second turbine 1907 is connected to the rotating shaft 1908, one end of which extends to the outside of the loading box 1902, and a stirring blade 1909 is provided on the rotating shaft 1908; the stirring blade 1909 is symmetrically arranged about the bearing plate 2, and there are two sets of them.

[0079] That is, while the drum 1802 is running, the first worm 1901 set on the drum 1802 will mesh with the first turbine 1905, thereby driving the transmission shaft 1904 to rotate, which in turn drives the second worm 1906 and the second turbine 1907 to mesh, then drives the rotating shaft 1908 to rotate, and finally causes the stirring blade 1909 set on the rotating shaft 1908 to rotate.

[0080] The rotating stirring blades 1909 provide a stirring effect for the cleaning fluid. For example, during cleaning, the stirring blades 1909 can make the temperature of the cleaning fluid uniform to ensure the cleaning effect on the parts in each area. In addition, the two sets of stirring blades 1909 in the main body of the cleaning tank 1 can guide the cleaning fluid to the parts placed on the support plate 2, and can also provide an effective cleaning effect for the dirt adhering to the parts after cleaning.

[0081] Those skilled in the art should understand that the discussion of any of the above embodiments is merely exemplary; under the concept of the present invention, the technical features of the above embodiments or different embodiments can also be combined, the steps can be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of brevity.

[0082] This invention is intended to cover all such substitutions, modifications, and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this invention should be included within the scope of protection of this invention.

Claims

1. A trough-type cleaning machine for processing tapered roller bearings, comprising a cleaning trough body (1) and a cleaning mesh frame placed in the cleaning chamber of the cleaning trough body (1); Its features are: A support body (1701) is provided on the top of the main body (1) of the cleaning tank and a concave cavity (1702) is provided at the top of the support body (1701). The cleaning mesh frame includes a bearing plate (2) and a first support rod (3) and a second support rod (4) fixedly installed on both sides of the bearing plate (2). A first hanging rod (5) is installed on the top side of the first support rod (3), and a second hanging rod (6) is installed on the top side of the second support rod (4). A spherical body (7) is installed at the bottom of one end of the first hanging rod (5), and an arc-shaped groove (8) is installed on the bottom side of the second hanging rod (6). A crossbar frame (9) is provided on both the first support rod (3) and the second support rod (4), and a lifting ring (10) is provided on the crossbar frame (9). A limiting assembly is also provided on the bearing plate (2); the limiting assembly includes a roller limiting structure for limiting the tapered roller part (11), and a bearing ring limiting structure for limiting the inner bearing ring part (12) and the outer bearing ring part (13). The trough cleaning machine also includes auxiliary components installed on top of the main body (1) of the cleaning trough.

2. The trough-type cleaning machine for processing tapered roller bearings according to claim 1, characterized in that: The cleaning mesh frame also includes through grooves (1401) evenly arranged in the bearing plate (2). A support cone shell (1402) is fixedly provided at the top slot of the through groove body (1401). A top through hole (1403) is provided at the top cone tip of the support cone shell (1402), and side wall through holes (1404) are uniformly provided on its side wall.

3. The trough-type cleaning machine for tapered roller bearing processing according to claim 2, characterized in that: The roller limiting structure includes an arc-shaped limiting frame (1501) fixedly mounted on the bearing plate (2). A partition plate (1502) is provided in the middle of the arc-shaped limiting frame (1501), which divides the inner cavity of the arc-shaped limiting frame (1501) into two placement cavities for placing the tapered roller parts (11).

4. The trough-type cleaning machine for processing tapered roller bearings according to claim 3, characterized in that: The roller limiting structure also includes through slots (1503) evenly arranged in the arc-shaped limiting frame (1501).

5. The trough-type cleaning machine for machining tapered roller bearings according to claim 2, characterized in that: The bearing ring limiting structure includes a rectangular frame (1601) fixedly mounted on the bearing plate (2).

6. The trough-type cleaning machine for machining tapered roller bearings according to claim 5, characterized in that: The bearing ring limiting structure also includes cavities (1602) that are uniformly arranged on the side wall of the rectangular frame (1601).

7. The trough-type cleaning machine for machining tapered roller bearings according to claim 1, characterized in that: The auxiliary component includes a support plate (1801) fixedly installed on the top of the main body (1) of the cleaning tank. Two sets of the support plate (1801) are symmetrically arranged and used to support the rollers (1802). One end of the rollers (1802) is connected to the output shaft of the servo motor (1803). Cam grooves (1804) are symmetrically arranged on the roller (1802).

8. The trough-type cleaning machine for machining tapered roller bearings according to claim 7, characterized in that: The auxiliary components also include mating parts; The mating component includes a first worm gear (1901) symmetrically fixed to the outer wall of the drum (1802). The mating component also includes a loading box (1902). A fixing foot plate (1903) is provided on one side of the loading box (1902). The fixing foot plate (1903) is fixedly installed on the side wall of the cleaning chamber of the cleaning tank body (1).

9. The trough-type cleaning machine for machining tapered roller bearings according to claim 8, characterized in that: The mating component also includes a first turbine (1905) that is adapted to mesh with the first worm (1901). The first turbine (1905) is mounted on the drive shaft (1904), which is located in the loading box (1902). A second worm gear (1906) is also mounted on the bottom side wall of the drive shaft (1904). The mating components also include a second turbine (1907) disposed in the loading box (1902) and adapted to mesh with the second worm (1906). The second turbine (1907) is connected to a shaft body (1908), one end of which extends out of the outer side of the loading box (1902), and an agitator blade (1909) is provided on the shaft body (1908).

10. The trough-type cleaning machine for machining tapered roller bearings according to claim 9, characterized in that: The stirring blades (1909) are symmetrically arranged about the bearing plate (2), and there are two sets of them.