Bearing ring inner diameter surface detection device

Abstract

The utility model discloses a bearing ring inner diameter surface detection device, which relates to the technical field of bearing detection, and comprises a workbench and a detection mechanism arranged on the upper surface of the workbench, the detection mechanism comprises a mounting rack, and the upper surface of the mounting rack is fixedly connected with a driving motor. The output end of the driving motor penetrates through the mounting frame to be fixedly connected with an electric push rod, the output end of the electric push rod is fixedly connected with a connecting rod, mounting grooves are formed in the two end faces of the connecting rod, the inner walls of the mounting grooves are sleeved with springs, and sliding rods are arranged on the inner walls of the mounting grooves. According to the utility model, the electric push rod moves downwards intermittently, the intermittent time is that the connecting rod rotates by one circle and moves downwards step by step, the inner wall of the bearing ring can be automatically detected, the detection beads pass through the pits and the bulges on the inner wall of the bearing ring, and the springs are subjected to deformation adaptation, so that the detection beads can be attached to the pits and the bulges, and the displacement sensor detects the pits and the bulges; and errors are not easy to generate.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing detection, in particular to a bearing ring inner diameter surface detection device. Background Art

[0002] Bearing rings are an important component of bearings and an important component in contemporary mechanical equipment. They are widely used in all walks of life, so the quality of bearing rings is very important. In the last link of the bearing ring production process and after the bearing rings have been used for a period of time, it is necessary to detect whether the inner diameter surface of the bearing rings is smooth and complete. The unevenness of the bearing rings will affect the rotation of the bearings. The traditional detection process is generally carried out by manual observation and judgment. The inner diameter of the bearing ring is on the inside, which is inconvenient to observe, the observation is not comprehensive, and it is easy to miss.

[0003] After consulting the prior art, I learned that the patent application number for the "Bearing Ring Inner Diameter Surface Detection Device" is "202322404763.X". The patent discloses that under the action of extrusion force, the plasticine can fit tightly with the inner diameter of the bearing. After applying a certain pressure, if the inner diameter of the bearing is uneven, it will be printed on the surface of the plasticine, which is convenient for the staff to conduct quick inspection and is not easy to miss. However, the plasticine will be deformed when it is taken out, which is easy to cause errors. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the prior art, that is, the plasticine will be deformed when it is taken out, which is easy to cause errors, and a bearing ring inner diameter surface detection device is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a bearing ring inner diameter surface detection device, comprising a workbench and a detection mechanism arranged on the upper surface of the workbench, the detection mechanism comprising a mounting frame, the upper surface of the mounting frame is fixedly connected to a driving motor, the output end of the driving motor passes through the mounting frame and is fixedly connected to an electric push rod, the output end of the electric push rod is fixedly connected to a connecting rod, both end surfaces of the connecting rod are provided with mounting grooves, the inner wall of the mounting groove is sleeved with a spring, the inner wall of the mounting groove is provided with a sliding rod, one end of the sliding rod is fixedly connected to a sliding plate, the inner wall of the mounting groove is fixedly connected to a displacement sensor, one end of the sliding rod is provided with a connecting groove, the detection end of the displacement sensor is fixedly connected to the connecting groove, the sliding rod is inlaid with a connecting sleeve at the end away from the sliding plate, and the inner wall of the connecting sleeve is rotatably connected with a detection bead.

[0006] As a further description of the above technical solution:

[0007] The inner wall of the installation groove is inlaid with a sliding sleeve, and the inner wall of the sliding sleeve is slidably connected to the sliding rod.

[0008] As a further description of the above technical solution:

[0009] The upper surface of the workbench is inlaid with a placement ring, and the inner wall of the placement ring is provided with a wear-resistant layer.

[0010] As a further description of the above technical solution:

[0011] The upper surface of the workbench is provided with symmetrically distributed clamping mechanisms, and the clamping mechanisms include cylinders fixedly installed on the upper surface of the workbench.

[0012] As a further description of the above technical solution:

[0013] The output end of the cylinder is plugged with a connection block, and the surface of the connection block is fixedly connected with a limit claw.

[0014] As a further description of the above technical solution:

[0015] The inner wall of the limiting claw is fixedly connected with an anti-skid pad, and the material of the anti-skid pad is wear-resistant material.

[0016] As a further description of the above technical solution:

[0017] An operation panel is fixedly connected to the upper surface of the workbench, and a display screen is inlaid on the front of the operation panel.

[0018] As a further description of the above technical solution:

[0019] A key area is arranged on the front of the operation panel and below the display screen, and a protective film is arranged on the surface of the display screen.

[0020] As a further description of the above technical solution:

[0021] A circuit board is disposed inside the operation panel, and the circuit board is electrically connected to the displacement sensor, the electric push rod and the drive motor.

[0022] As a further description of the above technical solution:

[0023] A controller is disposed inside the operation panel, and the controller is electrically connected to the displacement sensor, the electric push rod and the drive motor.

[0024] The utility model has the following beneficial effects:

[0025] 1. Compared with the prior art, the bearing ring inner diameter surface detection device has an electric push rod that moves downward intermittently, and the intermittent time is one circle rotation of the connecting rod. It moves downward gradually, and can automatically detect the inner wall of the bearing ring. When the detection beads pass through the pits and protrusions on the inner wall of the bearing ring, the spring deforms and adapts, so that the detection beads can fit with the pits and protrusions. The displacement sensor detects the pits and protrusions, and it is not easy to produce errors.

[0026] 2. Compared with the prior art, the bearing ring inner diameter surface detection device places the bearing ring inside the placement ring, and then starts the cylinder, which drives the limit claw to move, and clamps the bearing ring through the anti-slip pad so that the axis of the bearing ring is located below the axis of the electric push rod. During the detection, the bearing ring is not easy to move. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic diagram of the overall structure of the bearing ring inner diameter surface detection device proposed by the utility model;

[0028] Figure 2 A schematic diagram of the connecting rod structure of the bearing ring inner diameter surface detection device proposed by the utility model;

[0029] Figure 3 A schematic diagram of the internal structure of the mounting groove of the bearing ring inner diameter surface detection device proposed by the utility model;

[0030] Figure 4 The bearing ring inner diameter surface detection device proposed by the utility model Figure 3 A magnified view of the structure at center;

[0031] Figure 5 This is a schematic diagram of the structure of the clamping mechanism of the bearing ring inner diameter surface detection device proposed by the utility model;

[0032] Figure 6 This is a schematic diagram of the structure of the operating panel of the bearing ring inner diameter surface detection device proposed by the utility model.

[0033] Legend:

[0034] 1. Workbench; 2. Mounting frame; 3. Electric push rod; 4. Connecting rod; 5. Mounting slot; 6. Spring; 7. Sliding plate; 8. Sliding rod; 9. Connecting slot; 10. Connecting sleeve; 11. Detection bead; 12. Displacement sensor; 13. Sliding sleeve; 14. Placement ring; 15. Cylinder; 16. Connecting block; 17. Limit claw; 18. Anti-slip pad; 19. Operation panel; 20. Display screen; 21. Keypad; 22. Circuit board; 23. Controller; 24. Drive motor. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0036] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0037] Example:

[0038] Reference Figure 1-6The bearing ring inner diameter surface detection device provided by the utility model comprises a workbench 1 and a detection mechanism arranged on the upper surface of the workbench 1, the detection mechanism comprises a mounting frame 2, the upper surface of the mounting frame 2 is fixedly connected with a driving motor 24, the output end of the driving motor 24 passes through the mounting frame 2 and is fixedly connected with an electric push rod 3, the output end of the electric push rod 3 is fixedly connected with a connecting rod 4, both end surfaces of the connecting rod 4 are provided with mounting grooves 5, the inner wall of the mounting groove 5 is sleeved with a spring 6, the inner wall of the mounting groove 5 is provided with a sliding rod 8, one end of the sliding rod 8 is fixedly connected with a sliding plate 7, the inner wall of the mounting groove 5 is fixedly connected with a displacement sensor 12, one end of the sliding rod 8 is provided with a connecting groove 9, the detection end of the displacement sensor 12 is fixedly connected to the connecting groove 9, the sliding rod 8 is inlaid with a connecting sleeve 10 at the end away from the sliding plate 7, the connecting sleeve 10 The inner wall is rotatably connected with a detection bead 11, and the inner wall of the installation groove 5 is inlaid with a sliding sleeve 13. The inner wall of the sliding sleeve 13 is slidably connected with the sliding rod 8. When detecting the inner diameter of the bearing, the connecting rod 4 is first driven downward by the electric push rod 3, and then the sliding rod 8 is pressed toward the inside of the installation groove 5 to insert the sliding rod 8 into the bearing ring. Then the spring 6 is compressed to generate elastic force. Under the action of the elastic force, the detection bead 11 is abutted against the inner wall of the bearing ring, and then the displacement sensor 12 is zeroed, and then the drive motor 24 is started to rotate, and the electric push rod 3 is controlled to move downward intermittently. The intermittent time is one circle of the connecting rod 4. It moves downward gradually, and the inner wall of the bearing ring can be automatically detected. The detection bead 11 passes through the pits and protrusions on the inner wall of the bearing ring, and the spring 6 is deformed and adapted so that the detection bead 11 can fit with the pits and protrusions, and the displacement sensor 12 detects the pits and protrusions.

[0039] The upper surface of the workbench 1 is inlaid with a placement ring 14, and the inner wall of the placement ring 14 is provided with a wear-resistant layer. The upper surface of the workbench 1 is provided with a symmetrically distributed clamping mechanism, which includes a cylinder 15 fixedly installed on the upper surface of the workbench 1, and the output end of the cylinder 15 is plugged with a connecting block 16. The surface of the connecting block 16 is fixedly connected to a limiting claw 17, and the inner wall of the limiting claw 17 is fixedly connected to an anti-skid pad 18. The material of the anti-skid pad 18 is a wear-resistant material. The bearing ring is placed inside the placement ring 14, and then the cylinder 15 is started. The cylinder 15 drives the limiting claw 17 to move, and the bearing ring is clamped by the anti-skid pad 18, so that the axis of the bearing ring is located below the axis of the electric push rod 3. The upper surface of the workbench 1 is fixed An operation panel 19 is fixedly connected, a display screen 20 is embedded on the front of the operation panel 19, a key area 21 is provided on the front of the operation panel 19 and below the display screen 20, a protective film is provided on the surface of the display screen 20, a circuit board 22 is provided inside the operation panel 19, the circuit board 22 is electrically connected to the displacement sensor 12, the electric push rod 3 and the drive motor 24, a controller 23 is provided inside the operation panel 19, the controller 23 is electrically connected to the displacement sensor 12, the electric push rod 3 and the drive motor 24, the detection data is displayed on the display screen 20, instructions are issued to the circuit board 22 through the key area 21, and the circuit board 22 controls the electric push rod 3 and the drive motor 24 through the controller 23.

[0040] Working principle: place the bearing ring inside the placement ring 14, then start the cylinder 15, the cylinder 15 drives the limit claw 17 to move, clamp the bearing ring through the anti-slip pad 18, so that the axis of the bearing ring is located below the axis of the electric push rod 3, first drive the connecting rod 4 to move downward through the electric push rod 3, then press the sliding rod 8 into the installation groove 5, insert the sliding rod 8 into the bearing ring, and then the spring 6 is compressed to generate elastic force. Under the action of the elastic force, the detection bead 11 is abutted against the inner wall of the bearing ring, and then the displacement sensor 12 is zeroed, and then the drive motor 24 is started to rotate, and the electric push rod 3 is controlled to move downward intermittently. The intermittent time is one circle of the connecting rod 4, and it moves downward gradually, which can automatically detect the inner wall of the bearing ring. The detection bead 11 passes through the pits and protrusions on the inner wall of the bearing ring, and the spring 6 is deformed and adapted so that the detection bead 11 can fit with the pits and protrusions, and the displacement sensor 12 detects the pits and protrusions.

[0041] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A bearing ring inner diameter surface detection device, comprising a workbench (1) and a detection mechanism arranged on the upper surface of the workbench (1), characterized in that: The detection mechanism comprises a mounting frame (2), the upper surface of the mounting frame (2) is fixedly connected with a driving motor (24), the output end of the driving motor (24) passes through the mounting frame (2) and is fixedly connected with an electric push rod (3), the output end of the electric push rod (3) is fixedly connected with a connecting rod (4), both end surfaces of the connecting rod (4) are provided with mounting grooves (5), the inner wall of the mounting groove (5) is sleeved with a spring (6), the inner wall of the mounting groove (5) is provided with a sliding rod (8), one end of the sliding rod (8) is fixedly connected with a sliding plate (7), the inner wall of the mounting groove (5) is fixedly connected with a displacement sensor (12), one end of the sliding rod (8) is provided with a connecting groove (9), the detection end of the displacement sensor (12) is fixedly connected with the connecting groove (9), the sliding rod (8) is inlaid with a connecting sleeve (10) at the end away from the sliding plate (7), and the inner wall of the connecting sleeve (10) is rotatably connected with a detection bead (11).

2. The bearing ring inner diameter surface detection device according to claim 1, characterized in that: The inner wall of the installation groove (5) is inlaid with a sliding sleeve (13), and the inner wall of the sliding sleeve (13) is slidably connected to the sliding rod (8).

3. The bearing ring inner diameter surface detection device according to claim 1, characterized in that: The upper surface of the workbench (1) is inlaid with a placement ring (14), and the inner wall of the placement ring (14) is provided with a wear-resistant layer.

4. The bearing ring inner diameter surface detection device according to claim 1, characterized in that: The upper surface of the workbench (1) is provided with symmetrically distributed clamping mechanisms, and the clamping mechanisms include cylinders (15) fixedly mounted on the upper surface of the workbench (1).

5. The bearing ring inner diameter surface detection device according to claim 4, characterized in that: The output end of the cylinder (15) is plugged with a connection block (16), and the surface of the connection block (16) is fixedly connected with a limit claw (17).

6. The bearing ring inner diameter surface detection device according to claim 5, characterized in that: The inner wall of the limiting claw (17) is fixedly connected with an anti-skid pad (18), and the material of the anti-skid pad (18) is a wear-resistant material.

7. The bearing ring inner diameter surface detection device according to claim 1, characterized in that: An operation panel (19) is fixedly connected to the upper surface of the workbench (1), and a display screen (20) is inlaid on the front of the operation panel (19).

8. The bearing ring inner diameter surface detection device according to claim 7, characterized in that: A key area (21) is provided on the front of the operation panel (19) and below the display screen (20), and a protective film is provided on the surface of the display screen (20).

9. The bearing ring inner diameter surface detection device according to claim 8, characterized in that: A circuit board (22) is arranged inside the operation panel (19), and the circuit board (22) is electrically connected to the displacement sensor (12), the electric push rod (3) and the drive motor (24).

10. The bearing ring inner diameter surface detection device according to claim 9, characterized in that: A controller (23) is disposed inside the operation panel (19), and the controller (23) is electrically connected to the displacement sensor (12), the electric push rod (3) and the drive motor (24).

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