Spring steel sheet detection mechanism for measuring inner diameter and outer diameter of bearing
By designing a spring steel sheet detection mechanism for measuring the inner and outer diameter of the bearing, the problems of large measurement errors and impacts of the accuracy in the prior art are solved, and high-precision and highly adaptable bearing inner and outer diameter measurements are achieved, and automatic cleaning is carried out. Function ensures measurement accuracy.
Patent Information
- Application Number
- CN202421207670.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-30
- Publication Date
- 2025-02-11
- Estimated Expiration
- 2034-05-30
AI Technical Summary
In the prior art, there is a problem that the inner and outer diameter measurement of the bearing is large and the measurement accuracy is affected by oil pollution and impurities.
A spring steel sheet detection mechanism including a movable plate, a slider, a fixed measuring plate, a moving measuring plate, a measuring pen and a cleaning assembly is designed. The movement of the movable plate and the measuring plate is controlled by driving the motor and the lead screw, combined with the sliding of the cylinder and cylinder, the inner and outer diameters of the bearing are measured, and the end of the measuring pen is automatically cleaned through the rotating brush disc.
The mechanism can accurately measure the inner and outer diameters of the bearing without multiple detection equipment, improve adaptability, and ensure measurement accuracy through the automatic cleaning function.
Smart Images
Figure CN222460650U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of bearings, in particular to a spring steel sheet detection mechanism for measuring inner and outer diameters of bearings. Background Art
[0002] Bearings are common mechanical parts used to support rotating shafts or bearing seats and transmit rotating power. During the manufacturing and maintenance of bearings, it is necessary to measure their inner and outer diameters to ensure that their dimensions meet the requirements.
[0003] At present, the inner and outer diameters of bearings are usually measured by different equipment, which will lead to greater measurement errors. In addition, the measurement is usually carried out by a distance measuring pen. During use, impurities such as oil may adhere to the end of the distance measuring pen, which may affect the measurement accuracy. Therefore, it is urgent to design a spring steel sheet detection mechanism for measuring the inner and outer diameters of bearings. Utility Model Content
[0004] The utility model aims to solve the problems existing in the prior art and proposes a spring steel sheet detection mechanism for measuring the inner and outer diameters of bearings.
[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0006] A spring steel sheet detection mechanism for measuring the inner and outer diameters of bearings, comprising a movable plate, symmetrically disposed first sliders and slidable second sliders at two ends of the bottom of the movable plate, an extension block disposed below the second slider, spring steel sheet bodies fixedly mounted on opposite sides of the second slider and the extension block, symmetrically disposed fixed measuring plates and dynamic measuring plates sliding at the bottoms of the first slider and the second slider, a measuring pen fixedly mounted horizontally on the first slider, a cleaning assembly for cleaning the end of the measuring pen disposed below the movable plate, and used for detecting the inner and outer diameters of the bearings, it should be noted that during the test, the fixed measuring plate and the dynamic measuring plate are respectively fixed to the first slider and the extension block by bolts, and the second slider is also fixed to the movable plate by bolts;
[0007] The cleaning component includes: a brush plate, which is rotatably arranged at the end of the measuring pen and is used to clean the end of the measuring pen, thereby preventing the end of the measuring pen from being covered with oil and impurities, resulting in poor detection accuracy.
[0008] As a further technical solution of the utility model, a top plate and a bottom plate are respectively arranged above and below the movable plate, two symmetrically arranged columns are vertically fixedly installed between the top plate and the bottom plate, the movable plate is slidingly arranged inside the columns, a driving motor is vertically fixedly installed on the top of the top plate, a lead screw is vertically rotatably installed between the top plate and the bottom plate, the output shaft of the driving motor is installed at the center of the end face of the lead screw, and the surface of the lead screw is connected to the inside of the movable plate through a thread, which is used to enable the movable plate, the fixed measuring plate and the dynamic measuring plate to move downward to detect the inner and outer diameters of the bearing. In addition, the lifting and lowering are controlled by the driving motor and the lead screw, so that the fixed measuring plate and the dynamic measuring plate can stop at any position with strong adaptability.
[0009] As a further technical solution of the utility model, a column cone is vertically arranged below the movable plate, a cylinder is vertically installed on the top of the movable plate, the output shaft of the cylinder is fixedly installed at the center of the top of the column cone, and a cylinder is fixedly installed on the side of the extension block. When the cylinder and the column cone are in contact, the cylinder and the column cone slide together to enable the extension block to move in the horizontal direction, so that the fixed measuring plate and the dynamic measuring plate can complete the detection of the inner and outer diameters of the bearing.
[0010] As a further technical solution of the utility model, an inclined plate is obliquely fixedly installed on the side of the bottom plate, a first pulley and a second pulley are rotatably installed on the side of the inclined plate, a brush plate is rotatably installed on the side of the inclined plate, a connecting shaft is fixed between the first pulley and the brush plate, belts are sleeved on the surfaces of the first pulley and the second pulley, a gear is fixedly installed on the surface of the second pulley, a rack is vertically fixedly installed on the bottom of the movable plate, the rack and the gear mesh with each other when they are in contact, and are used to make the brush plate automatically rotate to clean the end of the measuring pen when the fixed measuring plate and the movable measuring plate move downward.
[0011] The beneficial effects of the utility model are:
[0012] The utility model can test the inner and outer diameters of the bearing through the rotatable brush plate, the movably arranged extension block and the deformably arranged spring steel sheet body. There is no need to select two detection devices to test the inner and outer diameters of the bearing during the test, thereby improving the adaptability of the mechanism. In addition, the end of the measuring pen can be automatically cleaned to ensure the measuring accuracy of the measuring pen. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 This is a structural schematic diagram of a spring steel sheet detection mechanism for measuring inner and outer diameters of bearings proposed by the utility model;
[0014] Figure 2 This is a rear view structural schematic diagram of a spring steel sheet detection mechanism for measuring inner and outer diameters of bearings proposed by the utility model;
[0015] Figure 3 This is a schematic structural diagram of a spring steel sheet detection mechanism for measuring inner and outer diameters of bearings proposed by the utility model after removing the second sliding block and the extension block;
[0016] Figure 4 for Figure 3 Enlarged view of part A.
[0017] In the figure: 1, bottom plate; 2, movable plate; 3, top plate; 4, driving motor; 5, lead screw; 6, first slider; 7, extension block; 8, second slider; 9, spring steel sheet body; 10, cylinder; 11, measuring pen; 12, brush plate; 13, column; 14, column cone; 15, cylinder; 16, rack; 17, gear; 18, fixed measuring plate; 19, dynamic measuring plate; 20, inclined plate; 21, belt; 22, first pulley; 23, second pulley. DETAILED DESCRIPTION
[0018] 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 explained below in conjunction with specific implementation methods.
[0019] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and 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 orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.
[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" 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 components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0022] Please see attached Figure 1 -Attached Figure 4, a spring steel sheet detection mechanism for measuring the inner and outer diameters of bearings, comprising a movable plate 2, wherein the two symmetrical ends of the bottom of the movable plate 2 are respectively provided with a fixed first slider 6 and a sliding second slider 8, an extension block 7 is provided below the second slider 8, and spring steel sheet bodies 9 are fixedly installed on the opposite sides of the second slider 8 and the extension block 7, and a symmetrical fixed measuring plate 18 and a dynamic measuring plate 19 are slidably provided at the bottom of the first slider 6 and the second slider 8, a measuring pen 11 is horizontally fixedly installed on the first slider 6, and a cleaning assembly for cleaning the end of the measuring pen 11 is provided below the movable plate 2, which is used to detect the inner and outer diameters of the bearings. It should be noted that during the test, the fixed measuring plate 18 and the dynamic measuring plate 19 are respectively fixed to the first slider 6 and the extension block 7 by bolts, and the second slider 8 is also fixed to the movable plate 2 by bolts;
[0023] The cleaning component includes: a brush plate 12, which is rotatably arranged at the end of the measuring pen 11. Through the setting of the cleaning component, it is used to clean the end of the measuring pen 11, thereby avoiding the end of the measuring pen 11 being covered with oil and impurities, resulting in poor detection accuracy.
[0024] Please see attached Figure 1 -Attached Figure 3 In a preferred embodiment, a top plate 3 and a bottom plate 1 are respectively arranged above and below the movable plate 2, two symmetrically arranged columns 13 are vertically fixedly installed between the top plate 3 and the bottom plate 1, the movable plate 2 is slidably arranged inside the columns 13, a driving motor 4 is vertically fixedly installed on the top of the top plate 3, a lead screw 5 is vertically rotatably installed between the top plate 3 and the bottom plate 1, the output shaft of the driving motor 4 is installed at the center of the end face of the lead screw 5, the surface of the lead screw 5 is connected to the inside of the movable plate 2 by a thread, so that the movable plate 2, the fixed measuring plate 18 and the dynamic measuring plate 19 can move downward to detect the inner and outer diameters of the bearing, and the lifting and lowering are controlled by the driving motor 4 and the lead screw 5, so that the fixed measuring plate 18 and the dynamic measuring plate 19 can stop at any position, which has strong adaptability.
[0025] Please see attached Figure 1 -Attached Figure 2 In a preferred embodiment, a column cone 14 is vertically arranged below the movable plate 2, a cylinder 10 is vertically installed on the top of the movable plate 2, the output shaft of the cylinder 10 is fixedly installed at the center of the top of the column cone 14, and a cylinder 15 is fixedly installed on the side of the extension block 7. When the cylinder 15 and the column cone 14 are in contact, the cylinder 15 and the column cone 14 slide between them, so that the extension block 7 can move in the horizontal direction, so that the fixed measuring plate 18 and the dynamic measuring plate 19 can complete the detection of the inner and outer diameters of the bearing.
[0026] Please see attached Figure 1 -Attached Figure 4In a preferred embodiment, an inclined plate 20 is fixedly installed on the side of the bottom plate 1 at an angle, and a first pulley 22 and a second pulley 23 are rotatably installed on the side of the inclined plate 20. The brush plate 12 is rotatably installed on the side of the inclined plate 20. A connecting shaft is fixed between the first pulley 22 and the brush plate 12. Belts 21 are sleeved on the surfaces of the first pulley 22 and the second pulley 23. A gear 17 is fixedly installed on the surface of the second pulley 23. A rack 16 is vertically fixedly installed on the bottom of the movable plate 2. The rack 16 and the gear 17 are meshed with each other when they are in contact, so that when the fixed measuring plate 18 and the dynamic measuring plate 19 move downward, the brush plate 12 automatically rotates to clean the end of the measuring pen 11.
[0027] From the above description, it can be seen that the above-mentioned embodiments of the utility model achieve the following technical effects: when detecting the inner diameter: the bearing is placed under the two measuring plates, and the lead screw 5 is driven to rotate by the driving motor 4. The rotation of the lead screw 5 will drive the movable plate 2 and the connecting parts thereon to move downward, and the two measuring plates will enter the inner ring of the bearing, and then the cylinder 10 will drive the column cone 14 to move downward. When the column cone 14 and the cylinder 15 are in contact, the cylinder 15 will move. The movement of the cylinder 15 will drive the extension block 7 to move. The movement of the extension block 7 will drive the dynamic measuring plate 19 to move. Due to the arrangement of the two spring steel sheet bodies 9, it can be The dynamic measuring plate 19 is buffered when in contact with the inner ring of the bearing, thereby avoiding the situation that the dynamic measuring plate 19 and the inner ring are in rigid contact and damage to the bearing. In addition, the downward movement of the movable plate 2 will drive the rack 16 to move downward, and the downward movement of the rack 16 will drive the gear 17 to rotate. The rotation of the gear 17 will drive the second pulley 23, the belt 21 and the first pulley 22 to rotate. The rotation of the first pulley 22 will drive the brush plate 12 to rotate. When the measuring pen 11 follows the first slider 6 to move to the same height as the brush plate 12, the rotating brush plate 12 will clean the end of the measuring pen 11, so that the inner diameter of the bearing can be accurately measured.
[0028] When detecting the outer diameter: first move the dynamic measuring plate 19 to a suitable position, and the subsequent detection principle is the same as that of the bearing inner diameter detection.
[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains 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 spring steel sheet detection mechanism for measuring inner and outer diameters of a bearing, comprising a movable plate (2), characterized in that: The movable plate (2) has symmetrical ends at the bottom thereof, respectively, provided with a fixed first slider (6) and a sliding second slider (8); an extension block (7) is provided below the second slider (8); spring steel sheet bodies (9) are fixedly installed on opposite sides of the second slider (8) and the extension block (7); a symmetrically arranged fixed measuring plate (18) and a movable measuring plate (19) are slidably provided at the bottom of the first slider (6) and the second slider (8); a measuring pen (11) is horizontally fixedly installed on the first slider (6); and a cleaning component for cleaning the end of the measuring pen (11) is provided below the movable plate (2); The cleaning component comprises a brush plate (12), wherein the brush plate (12) is rotatably arranged at the end of the measuring pen (11).
2. A spring steel sheet detection mechanism for measuring inner and outer diameters of bearings according to claim 1, characterized in that: A top plate (3) and a bottom plate (1) are respectively arranged above and below the movable plate (2); two symmetrically arranged upright posts (13) are vertically fixedly installed between the top plate (3) and the bottom plate (1); and the movable plate (2) is slidably arranged inside the upright posts (13).
3. A spring steel sheet detection mechanism for measuring inner and outer diameters of bearings according to claim 2, characterized in that: A driving motor (4) is vertically fixedly installed on the top of the top plate (3), and a lead screw (5) is vertically rotatably installed between the top plate (3) and the bottom plate (1). The output shaft of the driving motor (4) is installed at the center of the end face of the lead screw (5), and the surface of the lead screw (5) is connected to the inside of the movable plate (2) through a thread.
4. A spring steel sheet detection mechanism for measuring inner and outer diameters of bearings according to claim 3, characterized in that: A column cone (14) is vertically arranged below the movable plate (2), a cylinder (10) is vertically installed on the top of the movable plate (2), an output shaft of the cylinder (10) is fixedly installed at the center of the top end of the column cone (14), and a cylinder (15) is fixedly installed on the side of the extension block (7), and when the cylinder (15) and the column cone (14) are in contact, the cylinder (15) and the column cone (14) slide therebetween.
5. A spring steel sheet detection mechanism for measuring inner and outer diameters of bearings according to claim 4, characterized in that: The side of the bottom plate (1) is fixedly and obliquely mounted with an inclined plate (20), the side of the inclined plate (20) is rotatably mounted with a first pulley (22) and a second pulley (23), the brush plate (12) is rotatably mounted on the side of the inclined plate (20), a connecting shaft is fixed between the first pulley (22) and the brush plate (12), and the surfaces of the first pulley (22) and the second pulley (23) are sleeved with belts (21).
6. A spring steel sheet detection mechanism for measuring inner and outer diameters of bearings according to claim 5, characterized in that: A gear (17) is fixedly mounted on the surface of the second pulley (23), and a rack (16) is vertically fixedly mounted on the bottom of the movable plate (2); the rack (16) and the gear (17) mesh with each other when in contact.