CN222653094U - A device for detecting the surface magnetism of an annular magnetic element - Google Patents
A device for detecting the surface magnetism of an annular magnetic element Download PDFInfo
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- CN222653094U CN222653094U CN202420784185.9U CN202420784185U CN222653094U CN 222653094 U CN222653094 U CN 222653094U CN 202420784185 U CN202420784185 U CN 202420784185U CN 222653094 U CN222653094 U CN 222653094U
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Abstract
本实用新型公开了一种用于检测环形磁体元件表磁的设备，包括计算机、测试仪，计算机与测试仪通过数据线连接，测试仪包括多轴传动机构、测试机构、测试平台、摆放平台，所以多轴传动机构、测试机构以及摆放平台均设于测试平台的上方，测试机构包括激光传感器、霍尔探头、安装基座，激光传感器以及霍尔探头与安装基座的一端连接，安装基座的另一端与多轴传动机构连接，磁体元件置于摆放平台的上端，霍尔探头、激光传感器设于磁体元件的上方。本实用新型通过激光传感器测量激光发射点与磁体元件之间的距离，根据测量高度要求软件自动补正霍尔探头高度，以使得始终保持霍尔探头与磁体元件之间的测量距离一致。
The utility model discloses a device for detecting the surface magnetism of an annular magnetic element, including a computer and a tester, wherein the computer and the tester are connected via a data line, the tester includes a multi-axis transmission mechanism, a test mechanism, a test platform, and a placement platform, so the multi-axis transmission mechanism, the test mechanism, and the placement platform are all arranged above the test platform, the test mechanism includes a laser sensor, a Hall probe, and a mounting base, the laser sensor and the Hall probe are connected to one end of the mounting base, the other end of the mounting base is connected to the multi-axis transmission mechanism, the magnetic element is placed at the upper end of the placement platform, and the Hall probe and the laser sensor are arranged above the magnetic element. The utility model measures the distance between the laser emission point and the magnetic element by a laser sensor, and automatically corrects the height of the Hall probe according to the measurement height requirement by software, so as to always keep the measurement distance between the Hall probe and the magnetic element consistent.
Description
Technical Field
The utility model relates to the technical field of magnet element surface magnetic testing, in particular to equipment for detecting ring-shaped magnet element surface magnetic.
Background
The magnetic element is an object capable of generating a magnetic field, is a magnetic dipole, and can attract ferromagnetic substances such as iron, nickel, cobalt and other metals. The magnet element has the characteristic of the same-pole attraction and opposite-pole repulsion, which is the property of the magnet element commonly seen by people, however, the magnet element does not have magnetism when the magnet is subjected to preliminary processing and forming, and in order to be applied to industrial production, a single magnet element needs to be magnetized, and in order to ensure the quality of products, people need to detect the magnetized magnet element so as to pick out the magnet element which is not magnetized or is unqualified in magnetism. The surface magnetism is the parameter which is most easily and directly measured in daily life, and when the size of the magnet is fixed, people often judge and compare the performance of the magnet by comparing the surface magnetism. For magnets of particular size or particular small, special shape, which are not suitable for conventional measurements, it is important to measure the magnetic properties.
The height of the two ends of the annular magnet element is smaller than that of the two sides, one side of the annular magnet element is concavely arranged, the measuring area of the annular magnet element is not smooth, and when the annular magnet element is detected by equipment, the measuring distance of a probe and the annular magnet element is required to be kept consistent all the time, but the measuring distance of the probe is inconvenient to continuously adjust according to the height of the annular magnet element in the prior art.
Disclosure of Invention
According to the embodiment of the application, the device for detecting the surface magnetism of the annular magnet element is provided, the distance between the laser emission point and the magnet element is measured through the laser sensor, and the height of the Hall probe is automatically corrected according to the height requirement software, so that the measured distance between the Hall probe and the magnet element is always kept consistent.
The device for detecting the surface magnetism of the annular magnet element comprises a computer and a tester, wherein the computer is connected with the tester through a data line, the tester comprises a multi-shaft transmission mechanism, a testing platform and a placing platform, the multi-shaft transmission mechanism, the testing mechanism and the placing platform are all arranged above the testing platform, the testing mechanism comprises a laser sensor, a Hall probe and a mounting base, the laser sensor and the Hall probe are connected with one end of the mounting base, the other end of the mounting base is connected with the multi-shaft transmission mechanism, the magnet element is arranged at the upper end of the placing platform, and the Hall probe and the laser sensor are arranged above the magnet element.
Compared with the prior art, the utility model has the advantages that:
The measuring area of the magnet element is not flat, the initial height and the measuring track of the Hall probe are calculated according to the shape structure data software of the magnet element, the software drives the installation base through the multi-shaft transmission mechanism according to the measuring height requirement, so that the Hall probe is driven to move and scan, laser is emitted to the magnet element through the laser sensor, the distance between the laser emitting point and the magnet element is measured, the distance between the laser emitting point and the magnet element is changed along with the height change of the measuring surface of the magnet element, the height of the Hall probe is also changed, the height of the Hall probe is automatically corrected through the multi-shaft transmission mechanism, the measuring distance between the Hall probe and the magnet element is always kept consistent, and the magnet element is detected through the magnetic sensor.
As an improvement, multiaxis drive mechanism includes three transmission structure, three transmission structure locates X axis direction respectively, Y axis direction, Z axis direction, transmission structure includes the casing, first motor, the lead screw, the nut, the mount pad, the inside of casing is located to the lead screw and with casing swivelling joint, one side of casing is located to first motor and is connected with the one end of lead screw, lead screw and nut threaded connection, the one end and the mount pad of nut are connected, X axis direction's transmission structure locates between putting platform and the test platform, test platform one end's top is equipped with the mounting bracket, Y axis direction's transmission structure's rear end is connected with the mounting bracket, Y axis direction's transmission structure's front end is connected with Z axis direction's transmission structure's rear end, Z axis direction's transmission structure's front end is connected with the installation base, be equipped with three direction's transmission structure and be convenient for the installation base drive hall probe carry out the intensive test to magnet element's of table magnetism, frictional resistance is little in the adoption lead screw transmission mechanism work, high sensitivity, no creep phenomenon during the start-up, therefore can control micro-feed precisely.
As an improvement, the testing mechanism still includes installation piece, second motor, rotating block, the rear end of installation piece is connected with the front end of mounting base, the top of installation piece is located to the second motor, the below of installation piece is located to the rotating block, the second motor drive rotating block rotates, the lower extreme and the hall probe of rotating block are connected, because the measuring track is a closed ring, when the hall probe removes and tests, according to the data cooperation procedure that software calculated need control hall probe and remove limit turned angle, be equipped with second motor drive rotating block and rotate, because the rotating block is connected with the hall probe, thereby drive the hall probe and take place to rotate.
As an improvement, the upper end of the placing platform is provided with a boss, the boss is provided with a first groove, the shape of the first groove is matched with that of the magnet element, the lower end of the magnet element is arranged in the first groove, the lower end of the magnet element is placed in the second groove, and therefore the magnet element is limited, and the magnet element does not move radially when moving forwards and backwards.
The Hall probe is characterized in that a touch sensor is arranged between the mounting block and the rotating block, after the Hall probe moves downwards to touch the boss, the touch sensor transmits information to the computer, the computer controls the first motor of the transmission structure in the Z-axis direction to rotate and then drives the mounting base to move upwards for a set distance, the touch sensor is arranged, the Hall probe is prevented from moving upwards after moving downwards to touch the boss, damage caused by continuous moving downwards of the Hall probe is avoided, the set distance of moving upwards, the rebound distance of the Hall probe is fixed, and the encapsulation distance of the Hall probe is also fixed, so that the distance between the Hall probe and the boss can be obtained.
As an improvement, the testing mechanism further comprises a leveling knob and a rotary screw, the laser sensor is arranged at the lower end of the mounting block, a first bump is arranged at the rear end of the mounting block, the leveling knob penetrates through the rear end of the mounting base and is propped against the upper end of the first bump, the rear end of the mounting block is fastened with the front end of the mounting base through the rotary screw, the leveling knob is screwed by the inner hexagonal wrench, the vertical distance between the third bump and the mounting base is changed, so that the boss is kept vertical to the Hall probe and the laser sensor, and after leveling is completed, the rear end of the mounting block is fastened with the front end of the mounting base through the rotary screw.
The leveling device is characterized in that a fixing ring is arranged at the rear end of the mounting base, a threaded hole is formed in the fixing ring, a leveling knob is in threaded connection with the threaded hole, the leveling knob is abutted against the fixing ring through a fastening screw to be fastened, the leveling knob is in threaded connection with the threaded hole to facilitate accurate leveling of the leveling knob, and the leveling knob is abutted against the leveling knob through the fixing ring through the fastening screw to be further fastened.
As an improvement, the transmission structure further comprises a limiting plate, the mounting seat is provided with a limiting groove, the limiting plate penetrates through the inside of the limiting groove to be connected with the shell, when the screw moves on the screw rod, the mounting seat moves along with the screw rod, and the limiting plate is arranged to prevent the mounting seat from falling off in the moving process.
As an improvement, the inner wall of the shell is provided with a guide groove, guide strips matched with the guide groove are arranged on two sides of the screw nut, and the screw nut can conveniently conduct guiding when sliding in the first shell.
As an improvement, the guide rails are arranged on two sides of the transmission structure in the X-axis direction, the guide rails are arranged in parallel with the transmission structure in the X-axis direction, the first sliding block is arranged at the lower end of the placing platform, the second protruding block is arranged at the upper end of the guide rails, the second groove is arranged at the lower end of the first sliding block, the shape of the second protruding block is matched with that of the second groove, the guide rails are arranged on two sides of the transmission structure in the X-axis direction, and when the placing platform moves forwards and backwards, the second protruding block is propped against the second groove, so that the flatness and stability of the placing platform in the moving process are guaranteed.
Drawings
The utility model is described in further detail below with reference to the attached drawings and detailed description:
FIG. 1 is a schematic diagram of the overall mechanism of an apparatus for detecting the apparent magnetism of a ring magnet element;
FIG. 2 is a schematic diagram of a test mechanism;
FIG. 3 is a schematic diagram of a test mechanism;
FIG. 4 is a schematic cross-sectional view of a driving structure;
FIG. 5 is a schematic cross-sectional view of the placement platform mated with the first rail structure;
FIG. 6 is a schematic diagram of a magnet element structure;
fig. 7 is a schematic diagram of a hall probe motion trajectory.
The marks in the above figures are 1, a computer, 2, a tester, 2.1, a multi-shaft transmission mechanism, 2.1.1, a transmission structure, 2.1.1.1, a shell, 2.1.1.1.1, a guide slot, 2.1.1.2, a first motor, 2.1.1.3, a screw rod, 2.1.1.4, a screw nut, 2.1.1.4.1, a guide bar, 2.1.1.5, a mounting seat, 2.1.1.5.1, a limit groove, 2.1.1.6, a limit plate, 2.2, a testing mechanism, 2.2.1, a laser sensor, 2.2.2, a Hall probe, 2.2.3, a mounting base, 2.2.3.1, a fixed ring, 2.2.4, a mounting block, 2.2.4.1, a first bump, 2.2.5, a second motor, 2.2.6, a rotating block, 2.2.7, a touch sensor, 2.2.8, a knob, 2.2.9, a rotating screw, 2.3, a testing platform, 2.4, a placing platform, 2.4.1, a boss, 2.1.4, a first groove, 2.1.6, a second groove, a magnet, a second groove, a first groove, a second groove, a 2.1.6, a guide rail and a second groove.
Detailed Description
In the present utility model, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "planar direction", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 to 2, the test mechanism 2.2 includes a laser sensor 2.2.1, a hall probe 2.2.2, a mounting base 2.2.3, a mounting block 2.2.4, a second motor 2.2.5, a rotating block 2.2.6, a touch sensor 2.2.7, a leveling knob 2.2.8, and a rotating screw 2.2.9, wherein the rear end of the mounting block 2.2.4 is connected with the front end of the mounting base 2.2.3, the second motor 2.2.5 is arranged above the mounting block 2.2.4, the rotating block 2.2.6 is arranged below the mounting block 2.2.4, the second motor 2.2.5 drives the rotating block 2.2.6 to rotate, the lower end of the rotating block 2.2.6 is connected with the hall probe 2.2.2, the touch sensor 2.7 is arranged between the mounting block 2.2.4 and the rotating block 2.6, when the hall probe 2.2.2.4 is moved down to the boss 2.1 to the boss 2.2.4, the computer 1 drives the first motor 2.1.1.2 of the transmission structure 2.1.1 in the Z-axis direction to rotate, then drives the mounting base 2.2.3 to move upwards for a set distance, the laser sensor 2.2.1 is arranged at the lower end of the mounting block 2.2.4, a first bump 2.2.4.1 is arranged at the rear end of the mounting block 2.2.4, the leveling knob 2.2.8 passes through the rear end of the mounting base 2.2.3 to abut against the upper end of the first bump 2.2.4.1, the rear end of the mounting block 2.2.4 is fastened with the front end of the mounting base 2.2.3 through a rotary screw 2.2.9, a fixed ring 2.2.3.1 is arranged at the rear end of the mounting base 2.2.3, a threaded hole is formed in the fixing ring 2.2.3.1, the leveling knob 2.2.8 is in threaded connection with the threaded hole, and passes through the fixed ring 2.2.3.1 to abut against the upper end of the leveling knob 2.2.8 to be fastened.
As shown in fig. 3, an apparatus for detecting a ring-shaped magnet element meter magnetic field comprises a computer 1 and a detector 2, wherein the computer 1 is connected with the detector 2 through a data line, the detector 2 comprises a multi-shaft transmission mechanism 2.1, a testing mechanism 2.2, a testing platform 2.3 and a placing platform 2.4, so that the multi-shaft transmission mechanism 2.1, the testing mechanism 2.2 and the placing platform 2.4 are all arranged above the testing platform 2.3, the testing mechanism 2.2 comprises a laser sensor 2.2.1, a hall probe 2.2.2 and a mounting base 2.2.3, the laser sensor 2.2.1 and the hall probe 2.2.2 are connected with one end of the mounting base 2.2.3, the other end of the mounting base 2.2.3 is connected with the multi-shaft transmission mechanism 2.1, and the magnet element 3 is arranged at the upper end of the placing platform 2.4, and the hall probe 2.2.2, the laser sensor 2.1 are arranged above the magnet element 3.
The multi-shaft transmission mechanism 2.1 comprises three groups of transmission structures 2.1.1, the three groups of transmission structures 2.1.1 are respectively arranged in the X-axis direction, the Y-axis direction and the Z-axis direction, the transmission structures 2.1.1 in the X-axis direction are arranged between the placing platform 2.4 and the testing platform 2.3, a mounting frame 2.5 is arranged above one end of the testing platform 2.3, the rear end of the transmission structure 2.1.1 in the Y-axis direction is connected with the mounting frame 2.5, the front end of the transmission structure 2.1.1 in the Y-axis direction is connected with the rear end of the transmission structure 2.1.1 in the Z-axis direction, and the front end of the transmission structure 2.1.1 in the Z-axis direction is connected with the mounting base 2.2.3.
The upper end of putting platform 2.4 is equipped with boss 2.4.1, boss 2.4.1 is equipped with first recess 2.4.1.1, the shape of first recess 2.4.1.1 and the shape looks adaptation of magnet component 3, the inside of first recess 2.4.1.1 is located to the lower extreme of magnet component 3.
As shown in fig. 4, the transmission structure 2.1.1 includes a housing 2.1.1.1, a first motor 2.1.1.2, a screw 2.1.1.3, a screw 2.1.1.4, a mounting seat 2.1.1.5, and a limiting plate 2.1.1.1.6, wherein the screw 2.1.1.1.3 is disposed inside the housing 2.1.1 and is rotationally connected with the housing 2.1.1.1, the first motor 2.1.1.2 is disposed at one side of the housing 2.1.1.1 and is connected with one end of the screw 2.1.1.3, the screw 2.1.1.3 is in threaded connection with the screw 2.1.1.4, one end of the screw 2.1.1.4 is connected with the mounting seat 2.1.1.5, the mounting seat 2.1.1.5 is provided with a limiting groove 2.1.1.5.1, the limiting plate 2.1.1.1.6 passes through the inside of the limiting groove 2.1.1.5.1 and is connected with the housing 2.1.1.1.1, the inner wall of the housing 2.1.1.1.1 is provided with a guide groove 2.1.1.1.1, and both sides of the guide groove 2.1.1.4.1 are adapted to the screw 2.1.1.1.1.3.
As shown in fig. 5, guide rails 2.6 are arranged on two sides of the transmission structure 2.1.1 in the X-axis direction, the guide rails 2.6 are arranged in parallel with the transmission structure 2.1.1 in the X-axis direction, a first sliding block 2.4.2 is arranged at the lower end of the placement platform 2.4, a second protruding block 2.6.1 is arranged at the upper end of the guide rails 2.6, a second groove 2.4.2.1 is arranged at the lower end of the first sliding block 2.4.2, and the shape of the second protruding block 2.6.1 is matched with that of the second groove 2.4.2.1.
As shown in fig. 6, the magnet element 3 is ring-shaped, the height of two ends of the magnet element 3 is smaller than the height of two sides, and one side of the magnet element 3 is concavely arranged.
The leveling knob 2.2.8 is screwed by an inner hexagonal wrench, so that the leveling knob 2.2.8 moves upwards or downwards, the vertical distance between the first lug 2.2.4.1 and the mounting base 2.2.3 is changed, so that the boss 2.4.1 and the Hall probe 2.2.2 as well as the laser sensor 2.2.1 are kept vertical, after adjustment, the rear end of the mounting block 2.2.4 is fastened with the front end of the mounting base 2.2.3 by a rotating screw 2.2.9, the leveling knob 2.2.8 is abutted against by a connecting screw through a fixing ring 2.2.3.1, so that the leveling knob 2.2.8 is fastened, the lower end of the magnet element 3 is placed in the first groove 2.4.1.1 of the boss 2.4.1, the platform 2.4 is driven to move to the rear end by a transmission structure 2.1.1 in the X-axis direction, the Hall probe 2.2.2.3 is driven to move to the rear end by a transmission structure 2.1.1 in the Y-axis direction, so that the Hall probe 2.2.2.2.2.2.1 is driven to move until the boss 2.4 is placed on the boss 2.2.1, after the touch sensor 2.2.7 senses that the Hall probe 2.2.2 moves downwards to touch the boss 2.4.1, the Z-axis direction transmission structure 2.1.1 drives the installation base 2.2.3 to drive the Hall probe 2.2.2 to rebound, the rebound distance of the Hall probe 2.2.2 is fixed, the encapsulation distance of the Hall probe 2.2.2 is also fixed, thus the distance between the Hall probe 2.2.2 and the boss 2.4.1 can be obtained, the placing platform 2.4 is driven to move towards the rear end by the X-axis direction transmission structure 2.1.1, so that the magnet element 3 moves towards the rear end, the Y-axis direction transmission structure 2.1.1 drives the installation base 2.2.3 to move, so as to drive the Hall probe 2.2.2 to move until the Hall probe 2.2.2 is positioned above the rear end of the magnet element 3, the height and the measuring track of the Hall probe 2.2 are calculated according to the shape structure data software of the magnet element 3, the magnet element 3 is driven to move towards the rear end along with the X-axis direction transmission structure 2.1.1, the Hall probe 2.2.2 is driven to move to one side by the Y-axis direction transmission structure 2.1.1, the Hall probe 2.2.2 is always kept at the upper part corresponding to the annular element, meanwhile, along with the height change of the measuring surface of the magnet element 3, the Hall probe 2.2.2 is also driven to move up and down along with the Z-axis direction transmission structure 2.1.1, the measuring track is a closed annular shape, the probe scans by taking the X axis as the moving direction, the movement of the Hall probe 2.2.2 is controlled by a data matching program calculated by software, and meanwhile, the rotating block 2.2.6 is driven by the second motor 2.2.5, so that the angle of the Hall probe 2.2.2 is rotated, the X axis is always in the moving advancing direction, and the surface magnetism of the magnet element 3 is tested by the Hall probe 2.2.2.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is capable of being modified in various ways, or of being applied to other applications without modification, without departing from the scope of the utility model.
Claims (10)
1. The device for detecting the surface magnetism of the annular magnet element comprises a computer (1) and a tester (2), wherein the computer (1) is connected with the tester (2) through a data line, the device is characterized in that the tester (2) comprises a multi-shaft transmission mechanism (2.1), a testing mechanism (2.2), a testing platform (2.3) and a placing platform (2.4), the multi-shaft transmission mechanism (2.1), the testing mechanism (2.2) and the placing platform (2.4) are all arranged above the testing platform (2.3), the testing mechanism (2.2) comprises a laser sensor (2.2.1), a Hall probe (2.2.2) and a mounting base (2.2.3), the laser sensor (2.2.1) and the Hall probe (2.2.2) are connected with one end of the mounting base (2.2.3), the other end of the mounting base (2.2.3) is connected with the multi-shaft transmission mechanism (2.1), and the magnet element (3) is arranged above the testing platform (2.4), and the magnet element (2.2.3) is arranged above the laser sensor (2.2.2.3).
2. The device for detecting the surface magnetism of the annular magnet element according to claim 1, wherein the multi-axis transmission mechanism (2.1) comprises three groups of transmission structures (2.1.1) and three groups of transmission structures (2.1.1) are respectively arranged in the X-axis direction, the Y-axis direction and the Z-axis direction, the transmission structures (2.1.1) comprise a shell (2.1.1.1), a first motor (2.1.1.2), a screw rod (2.1.1.3), a screw nut (2.1.1.4) and a mounting seat (2.1.1.5), the screw rod (2.1.1.3) is arranged in the shell (2.1.1.1) and is in rotary connection with the shell (2.1.1.1), the first motor (2.1.1.2) is arranged on one side of the shell (2.1.1.1.1) and is connected with one end of the screw rod (2.1.1.3), the screw rod (2.1.3) is connected with the screw nut (2.1.1.4) and is connected with one end of the Y-axis (2.1.1.1.1.3), the mounting seat (2.1.1.1.1.1.1.1) is connected with the front end of the transmission structure (2.1.1.1.1.1) in the Z-axis direction, and the mounting seat (2.1.1.1.1.1) is connected with the front end of the Z-axis structure is connected with the Z-axis structure (2.1.1.1.1.1.2.1).
3. The device for detecting the surface magnetism of the annular magnet element according to claim 1, wherein the testing mechanism (2.2) further comprises a mounting block (2.2.4), a second motor (2.2.5) and a rotating block (2.2.6), the rear end of the mounting block (2.2.4) is connected with the front end of the mounting base (2.2.3), the second motor (2.2.5) is arranged above the mounting block (2.2.4), the rotating block (2.2.6) is arranged below the mounting block (2.2.4), the second motor (2.2.5) drives the rotating block (2.2.6) to rotate, and the lower end of the rotating block (2.2.6) is connected with the Hall probe (2.2.2).
4. A device for detecting the surface magnetism of a ring-shaped magnet element according to claim 3, wherein a boss (2.4.1) is arranged at the upper end of the placement platform (2.4), a first groove (2.4.1.1) is arranged at the boss (2.4.1), the shape of the first groove (2.4.1.1) is matched with the shape of the magnet element (3), and the lower end of the magnet element (3) is arranged inside the first groove (2.4.1.1).
5. The device for detecting the surface magnetism of the ring-shaped magnet element according to claim 4, wherein a touch sensor (2.2.7) is arranged between the mounting block (2.2.4) and the rotating block (2.2.6), and after the Hall probe (2.2.2) moves downwards to touch the boss (2.4.1), the touch sensor (2.2.7) transmits information to the computer (1), and the computer (1) controls the first motor (2.1.1.2) of the transmission structure (2.1.1) in the Z-axis direction to rotate and then drives the mounting base (2.2.3) to move upwards for a set distance.
6. A device for detecting the surface magnetism of a ring-shaped magnet element according to claim 3, wherein the test mechanism (2.2) further comprises a leveling knob (2.2.8) and a rotating screw (2.2.9), the laser sensor (2.2.1) is arranged at the lower end of the mounting block (2.2.4), a first bump (2.2.4.1) is arranged at the rear end of the mounting block (2.2.4), the leveling knob (2.2.8) passes through the rear end of the mounting base (2.2.3) to be abutted against the upper end of the first bump (2.2.4.1), and the rear end of the mounting block (2.2.4) is fastened with the front end of the mounting base (2.2.3) through the rotating screw (2.2.9).
7. An apparatus for detecting the surface magnetism of a ring-shaped magnet element according to claim 6, wherein a fixing ring (2.2.3.1) is provided at the rear end of the mounting base (2.2.3), a screw hole is provided in the inside of the fixing ring (2.2.3.1), the leveling knob (2.2.8) is screwed with the screw hole, and the leveling knob (2.2.8) is abutted against the fixing ring (2.2.3.1) by a fastening screw to fasten.
8. An apparatus for detecting the surface magnetism of a ring-shaped magnet element according to claim 2, wherein the transmission structure (2.1.1) further comprises a limiting plate (2.1.1.6), the mounting base (2.1.1.5) is provided with a limiting groove (2.1.1.5.1), and the limiting plate (2.1.1.6) is connected with the housing (2.1.1.1) through the inside of the limiting groove (2.1.1.5.1).
9. An apparatus for detecting the surface magnetism of a ring-shaped magnet element according to claim 2, wherein the inner wall of the housing (2.1.1.1) is provided with a guide groove (2.1.1.1.1), and guide strips (2.1.1.4.1) which are matched with the guide groove (2.1.1.1.1) are arranged on two sides of the nut (2.1.1.4).
10. The device for detecting the surface magnetism of the annular magnet element according to claim 2, wherein guide rails (2.6) are arranged on two sides of the transmission structure (2.1.1) in the X-axis direction, the guide rails (2.6) are arranged in parallel with the transmission structure (2.1.1) in the X-axis direction, a first sliding block (2.4.2) is arranged at the lower end of the placing platform (2.4), a second protruding block (2.6.1) is arranged at the upper end of the guide rails (2.6), a second groove (2.4.2.1) is arranged at the lower end of the first sliding block (2.4.2), and the shape of the second protruding block (2.6.1) is matched with that of the second groove (2.4.2.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420784185.9U CN222653094U (en) | 2024-04-16 | 2024-04-16 | A device for detecting the surface magnetism of an annular magnetic element |
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| Application Number | Priority Date | Filing Date | Title |
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