Bearing ring surface treatment mechanism

By designing a bearing ring surface treatment mechanism for multiple contacting press wheels, the problem of high replacement cost caused by thinning rollers in the prior art is solved, and the low cost and efficient rolling effect of replacing a single press wheel is achieved.

CN222471407UActive Publication Date: 2025-02-14NINGBO YINZHOU YONGCHANG AXIS CO LTD
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Patent Information

Application Number
CN202421286849.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-06
Publication Date
2025-02-14
Estimated Expiration
2034-06-06

AI Technical Summary

Technical Problem

In existing bearing ring surface treatment equipment, the contact parts between the roller and the bearing ring are prone to wear and thinness, resulting in the need to replace the entire roller, which increases the cost of replacement of parts.

Method used

A bearing ring surface treatment mechanism is designed, using multiple press wheels that contact each other, and the press wheel is driven to rotate through the shaft to realize rolling of the bearing ring. When a certain press wheel becomes thin due to wear, just replace the press wheel while the other press wheels can continue to be used.

Benefits of technology

By replacing individual press wheels instead of entire rollers, the replacement cost of parts is reduced and the service life of the equipment is extended.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a bearing ring surface treatment mechanism which comprises an L-shaped plate, a detachable side plate is installed on the side, away from a vertical part of the L-shaped plate, of a horizontal part of the L-shaped plate, a shaft rod is rotationally installed between the vertical part of the L-shaped plate and the side plate, one end of the shaft rod is connected with the output end of a motor in an inserted mode, and the other end of the shaft rod is connected with a bearing. A plurality of pressing wheels used for rolling the surface of the bearing ring are arranged between the vertical portion of the L-shaped plate and the side plate, a penetrating hole is formed in the middle of one side face of each pressing wheel, the shaft rod penetrates through the penetrating hole, two protrusions are symmetrically fixed to the inner surface of the penetrating hole, and two positioning grooves matched with the protrusions are formed in the outer surface of the shaft rod. The positioning groove is formed in the length direction of the shaft rod, the protrusion is inserted into the positioning groove, and an electric push rod used for driving the L-shaped plate to ascend and descend is installed on the upper surface of the horizontal portion of the L-shaped plate.
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Description

Technical Field

[0001] The utility model relates to a bearing ring surface treatment mechanism, belonging to the technical field of bearing ring processing. Background Art

[0002] Surface rolling is one of the surface modification technologies for bearing rings. The surface of the ring is rolled by a hard roller to produce plastic deformation, form a residual compressive stress layer, and improve the surface hardness and fatigue life. At present, in order to make the roller suitable for the needs of bearing rings of different widths, the width of the roller is greater than the width of the bearing ring. The roller is driven by a driving member such as an electric push rod to press the surface of the bearing ring, wherein the bearing ring is mounted on a support shaft, and the motor drives the roller to rotate, so that the roller and the bearing ring rotate relative to each other to achieve rolling of the bearing ring. Due to the extrusion force between the roller and the bearing ring, after a period of use, the contact part between the roller and the bearing ring will be worn and thinned, that is, there is an uneven thickness on the annular side of the roller, and the roller needs to be replaced as a whole, which increases the cost of replacing parts. Utility Model Content

[0003] In view of the shortcomings of the prior art, the utility model aims to provide a bearing ring surface treatment mechanism to solve the problems raised in the above-mentioned background technology. The utility model reduces the cost of replacing parts.

[0004] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a bearing ring surface treatment mechanism comprises an L-shaped plate, a horizontal part of the L-shaped plate is installed with a detachable side plate on the side away from its vertical part, a shaft rod is rotatably installed between the vertical part of the L-shaped plate and the side plate, one end of the shaft rod is plugged into the output end of the motor, and the motor is installed on the side of the vertical part of the L-shaped plate away from the side plate, a plurality of pressure wheels for rolling the surface of the bearing ring are arranged between the vertical part of the L-shaped plate and the side plate, two adjacent pressure wheels contact and plug into each other, a through hole is opened in the middle position of one side of the pressure wheel, the shaft rod passes through the through hole, two protrusions are symmetrically fixed on the inner surface of the through hole, and two positioning grooves matching with the protrusions are opened on the outer surface of the shaft rod, the positioning grooves are arranged along the length direction of the shaft rod, and the protrusions are inserted in the positioning grooves, and an electric push rod for driving the L-shaped plate to rise and fall is installed on the upper surface of the horizontal part of the L-shaped plate

[0005] Furthermore, a plurality of pins are evenly fixed on one side of the pressure wheel away from the side plate, a plurality of holes matching with the pins are evenly opened on one side of the pressure wheel away from the pins, and the plurality of pins on one pressure wheel are respectively inserted into the plurality of holes on another pressure wheel.

[0006] Furthermore, a limiting ring connected and fixed to the shaft is sleeved on one end of the shaft rod close to the motor, and a plurality of bull's eye balls are evenly installed on one side of the side plate facing the pressure wheel, and the spacing between the ball part of the bull's eye balls and the limiting ring is an integer multiple of the thickness of the pressure wheel.

[0007] Furthermore, a shaft hole is provided on a side of the side plate facing the pressure wheel, and a bearing installed at an end of the shaft rod away from the motor is inserted into the shaft hole.

[0008] Furthermore, the vertical portion of the L-shaped plate is provided with a through hole, and the motor output shaft passes through the through hole.

[0009] Furthermore, a key bar is installed on the outer surface of the motor output shaft, the side of the shaft facing the motor is recessed to form a circular groove, the inner surface of the circular groove is provided with a key slot matching the key bar, the motor output shaft is inserted in the circular groove, and the key bar is inserted in the key slot.

[0010] Furthermore, a top plate is provided just above the horizontal portion of the L-shaped plate, the cylinder end of the electric push rod is connected and fixed to the top plate, and two fixing holes are symmetrically provided on the upper surface of the top plate.

[0011] Furthermore, two screw holes are symmetrically provided on the upper surface of the side plate, and two small holes aligned with the screw holes are provided on the horizontal portion of the L-shaped plate. Connecting screws are inserted into the small holes, and the lower ends of the connecting screws are threadedly connected in the screw holes.

[0012] Beneficial effects of the utility model:

[0013] 1. A plurality of mutually contacting pressing wheels are arranged between the side plate and the vertical part of the L-shaped plate, so that the shaft rod passes through the channel formed by the plurality of perforations, and the protrusions in the perforations are inserted into the positioning grooves on the shaft rod to complete the assembly of the pressing wheel and the shaft rod. When the motor is working, the pressing wheel is driven to rotate through the shaft rod, and the electric push rod is controlled to extend so that the pressing wheel contacts the bearing ring sleeved on the supporting shaft, so that the rotating pressing wheel realizes rolling of the bearing ring. When a pressing wheel becomes thinner due to wear, the corresponding pressing wheel can be replaced, and the other pressing wheels can continue to be used. Compared with the method of replacing the entire roller, the replacement cost of parts is reduced.

[0014] 2. Multiple pins on one pressing wheel are respectively inserted into multiple sockets on another pressing wheel to achieve the connection between two adjacent pressing wheels. When the shaft drives the pressing wheel to rotate, the pins and the sockets cooperate with each other to disperse the force between the shaft and the pressing wheel, thereby reducing the load on the protrusion. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0016] Figure 1 This is a structural schematic diagram of a bearing ring surface treatment mechanism of the utility model;

[0017] Figure 2 It is a schematic diagram of the assembly of a limit ring and a shaft rod in a bearing ring surface treatment mechanism of the utility model;

[0018] Figure 3 It is a schematic diagram of the assembly of the protrusion and the pressure wheel in a bearing ring surface treatment mechanism of the utility model;

[0019] Figure 4 It is a schematic diagram of the assembly of the plug column and the pressure wheel in a bearing ring surface treatment mechanism of the utility model;

[0020] Figure 5 It is a three-dimensional diagram of a motor in a bearing ring surface treatment mechanism of the utility model;

[0021] Figure 6 It is a three-dimensional diagram of a side plate in a bearing ring surface treatment mechanism of the utility model;

[0022] Figure 7 It is a three-dimensional diagram of an L-shaped plate in a bearing ring surface treatment mechanism of the utility model;

[0023] In the figure: 1-L-shaped plate, 2-electric push rod, 3-top plate, 4-fixing hole, 5-motor, 6-axis rod, 7-pressure wheel, 8-side plate, 9-connecting screw, 10-positioning groove, 11-limiting ring, 12-round groove, 13-through hole, 14-protrusion, 15-plug hole, 16-plug column, 17-key strip, 18-through hole, 19-small hole, 20-screw hole, 21-axis hole. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] See also Figure 1 , Figure 6 and Figure 7 The utility model provides a technical solution: a bearing ring surface treatment mechanism, comprising an L-shaped plate 1, a removable side plate 8 is installed on the side of the horizontal portion of the L-shaped plate 1 away from its vertical portion, wherein the upper surface of the side plate 8 is symmetrically provided with two screw holes 20, and the horizontal portion of the L-shaped plate 1 is provided with two small holes 19 aligned with the screw holes 20, and connecting screws 9 are inserted in the small holes 19, so that the lower end of the connecting screw 9 passes through the small hole 19 and is threadedly connected in the screw hole 20, and the side plate 8 and the L-shaped plate 1 are assembled. After removing the connecting screw 9, the side plate 8 and the L-shaped plate 1 can be separated, so that the pressure wheel 7 on the shaft rod 6 can be replaced easily.

[0026] See also Figure 1 , Figure 2 , Figure 5 , Figure 6 and Figure 7 A shaft rod 6 is rotatably installed between the vertical part of the L-shaped plate 1 and the side plate 8, and one end of the shaft rod 6 is plugged into the output end of the motor 5, that is, a key strip 17 is installed on the outer surface of the output shaft of the motor 5, and the side of the shaft rod 6 facing the motor 5 is recessed to form a circular groove 12, and the inner surface of the circular groove 12 is provided with a key groove that matches the key strip 17, so that the output shaft of the motor 5 is inserted in the circular groove 12, and the key strip 17 is inserted in the key groove, so that the output shaft of the motor 5 and the shaft rod 6 are plugged in, and the motor 5 is installed on the side of the vertical part of the L-shaped plate 1 away from the side plate 8, and the vertical part of the L-shaped plate 1 is provided with a through hole 18, and the output shaft of the motor 5 passes through the through hole 18, and the side plate 8 facing the pressure wheel 7 is provided with an axial hole 21, and the bearing installed at the end of the shaft rod 6 away from the motor 5 is inserted in the axial hole 21, and the motor 5 drives the shaft rod 6 to rotate when working.

[0027] See also Figure 1 , Figure 4 and Figure 5 A plurality of pressure wheels 7 for rolling the surface of the bearing ring are arranged between the vertical portion of the L-shaped plate 1 and the side plate 8. Two adjacent pressure wheels 7 contact and connect with each other, that is, a plurality of plug posts 16 are evenly fixed on one side of the pressure wheel 7 away from the side plate 8, and a plurality of insertion holes 15 matching with the plug posts 16 are evenly opened on one side of the pressure wheel 7 away from the plug posts 16, so that the plurality of plug posts 16 on one pressure wheel 7 are respectively inserted into the plurality of insertion holes 15 on the other pressure wheel 7, so as to realize the connection between the two adjacent pressure wheels 7. Then, when the shaft rod 6 drives the pressure wheel 7 to rotate, the plug posts 16 and the insertion holes 15 cooperate with each other, so that the acting force between the shaft rod 6 and the pressure wheel 7 is dispersed, thereby reducing the load on the protrusion 14.

[0028] See also Figure 1-Figure 7A through hole 13 is provided in the middle of one side of the pressure wheel 7, and the shaft rod 6 passes through the through hole 13. Two protrusions 14 are symmetrically fixed on the inner surface of the through hole 13. Two positioning grooves 10 matching with the protrusions 14 are provided on the outer surface of the shaft rod 6. The positioning grooves 10 are arranged along the length direction of the shaft rod 6, and the protrusions 14 are inserted in the positioning grooves 10. An electric push rod 2 for driving the L-shaped plate 1 to rise and fall is installed on the upper surface of the horizontal part of the L-shaped plate 1. A top plate 3 is provided just above the horizontal part of the L-shaped plate 1. The cylinder end of the electric push rod 2 is connected and fixed to the top plate 3. Two fixing holes 4 are symmetrically provided on the upper surface of the top plate 3. A limiting ring 11 connected and fixed to the shaft rod 6 is sleeved on one end of the shaft rod 6 close to the motor 5. A plurality of bull's eye balls are evenly installed on the side of the side plate 8 facing the pressure wheel 7. The distance between the ball part of the bull's eye ball and the limiting ring 11 is an integer multiple of the thickness of the pressure wheel 7. The eyeball realizes the rolling contact between a pressure wheel 7 and the side plate 8. At the same time, the bull's eyeball and the limit ring 11 jointly limit the relative positions of multiple pressure wheels 7 and the shaft rod 6. Multiple pressure wheels 7 that contact each other are arranged between the side plate 8 and the vertical part of the L-shaped plate 1, so that the shaft rod 6 passes through the channel formed by multiple through holes 13, and the protrusions 14 in the through holes 13 are inserted into the positioning grooves 10 on the shaft rod 6 to complete the assembly of the pressure wheel 7 and the shaft rod 6. When the motor 5 is working, the pressure wheel 7 is driven to rotate through the shaft rod 6 to control the extension of the electric push rod 2 so that the pressure wheel 7 contacts the bearing ring mounted on the support shaft, so that the rotating pressure wheel 7 realizes the rolling of the bearing ring. When a pressure wheel 7 becomes thinner due to wear, the corresponding pressure wheel 7 can be replaced, and the other pressure wheels 7 can continue to be used. Compared with the method of replacing the entire roller, the replacement cost of parts is reduced.

[0029] Although this specification is described according to implementation modes, not every implementation mode includes only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A bearing ring surface treatment mechanism, comprising an L-shaped plate (1), characterized in that: A detachable side plate (8) is installed on the side of the horizontal part of the L-shaped plate (1) away from its vertical part, and a shaft (6) is rotatably installed between the vertical part of the L-shaped plate (1) and the side plate (8). One end of the shaft (6) is plugged into the output end of the motor (5). The motor (5) is installed on the side of the vertical part of the L-shaped plate (1) away from the side plate (8). A plurality of pressure wheels (7) for rolling the surface of the bearing ring are provided between the vertical part of the L-shaped plate (1) and the side plate (8). Two adjacent pressure wheels (7) are in contact with each other and plugged into each other. A through hole (13) is provided in the middle of one side of the pressure wheel (7), the shaft (6) passes through the through hole (13), two protrusions (14) are symmetrically fixed on the inner surface of the through hole (13), the outer surface of the shaft (6) is provided with two positioning grooves (10) matching with the protrusions (14), the positioning grooves (10) are arranged along the length direction of the shaft (6), the protrusions (14) are inserted in the positioning grooves (10), and an electric push rod (2) for driving the L-shaped plate (1) to rise and fall is installed on the upper surface of the horizontal part of the L-shaped plate (1).

2. A bearing ring surface treatment mechanism according to claim 1, characterized in that: A plurality of plug posts (16) are evenly fixed on one side of the pressure wheel (7) away from the side plate (8), and a plurality of insertion holes (15) matching with the insertion posts (16) are evenly opened on one side of the pressure wheel (7), and the plurality of insertion posts (16) on one pressure wheel (7) are respectively inserted into the plurality of insertion holes (15) on another pressure wheel (7).

3. A bearing ring surface treatment mechanism according to claim 1, characterized in that: The end of the shaft (6) close to the motor (5) is sleeved with a limiting ring (11) connected and fixed to the shaft (6), and a plurality of bull's eye beads are evenly installed on the side of the side plate (8) facing the pressure wheel (7), and the distance between the ball bearing part of the bull's eye beads and the limiting ring (11) is an integer multiple of the thickness of the pressure wheel (7).

4. A bearing ring surface treatment mechanism according to claim 1, characterized in that: A shaft hole (21) is provided on a side of the side plate (8) facing the pressure wheel (7), and a bearing installed at the end of the shaft rod (6) away from the motor (5) is inserted into the shaft hole (21).

5. The bearing ring surface treatment mechanism according to claim 1, characterized in that: The vertical portion of the L-shaped plate (1) is provided with a through hole (18), and the output shaft of the motor (5) passes through the through hole (18).

6. A bearing ring surface treatment mechanism according to claim 1, characterized in that: A key bar (17) is installed on the outer surface of the output shaft of the motor (5); the side of the shaft rod (6) facing the motor (5) is recessed to form a circular groove (12); the inner surface of the circular groove (12) is provided with a key groove that matches the key bar (17); the output shaft of the motor (5) is inserted into the circular groove (12), and the key bar (17) is inserted into the key groove.

7. The bearing ring surface treatment mechanism according to claim 1, characterized in that: A top plate (3) is provided directly above the horizontal portion of the L-shaped plate (1); the cylinder end of the electric push rod (2) is connected and fixed to the top plate (3); and two fixing holes (4) are symmetrically provided on the upper surface of the top plate (3).

8. The bearing ring surface treatment mechanism according to claim 1, characterized in that: The upper surface of the side plate (8) is symmetrically provided with two screw holes (20), and the horizontal portion of the L-shaped plate (1) is provided with two small holes (19) aligned with the screw holes (20), and connecting screws (9) are inserted into the small holes (19), and the lower ends of the connecting screws (9) are threadedly connected in the screw holes (20).