Magnet magnetic force detection device
By designing a magnet magnetic force detection device including pulleys, bumps and balance grooves, the problem of difficulty in accurately detecting the magnetic force at different positions of magnets in the prior art is solved, efficient and accurate detection of different positions of magnets is achieved, and the convenience of use and repeatability of the device is improved.
Patent Information
- Application Number
- CN202420965439.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-06
- Publication Date
- 2025-02-28
- Estimated Expiration
- 2034-05-06
AI Technical Summary
The prior art is difficult to accurately detect magnetic forces at different positions of magnets, resulting in large errors in the detection results and inconvenient detection at different positions.
A magnet magnetic force detection device is designed to realize the position change of the test block through the cooperation of pulleys and bumps, so that the magnetic force of the magnet can be detected at different positions. The device also ensures balance of the central axis and rapid backward movement of the test block by providing a balance slot on the top of the fixed block and using a spring.
The device can accurately detect magnetic forces at different positions of the magnet, increase the scope of use of the detection device, simplify the work of the operator, and ensure the rapid re-use of the device through the use of springs.
Smart Images
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Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of magnetic force detection, in particular to a magnetic force detection device for a magnet. Background Art
[0002] In the process of industrial production, it is often necessary to test whether the magnetic force of the magnet on the product meets the standard. The traditional magnetic force detection is judged by manual adsorption multiple times, and the judgment result has large errors. The magnetic force detection of the magnetic strip is inaccurate, and the magnetic force requirements at different positions are often different. Therefore, a detection device is needed to detect the magnetic force at different positions of the magnet. Utility Model Content
[0003] 1. Technical issues to be resolved
[0004] In view of the deficiencies in the prior art, the utility model provides a magnetic force detection device for a magnet, which solves the problem of inconvenience in detecting the magnetic force at different positions of the magnet.
[0005] (II) Technical solution
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a magnet magnetic force detection device, comprising a body and a fixed block fastened to the top of the body, electric push rods are fixedly arranged on the left and right sides of the fixed block, the output end of the electric push rod is keyed to a connecting frame, the left side of the connecting frame extends into the fixed block and is fastened to a slider, two groups of test blocks are slidably connected to the outer sides of the two groups of sliders, the top of the test block is fastened to a support plate slidably connected to the top of the fixed block, the opposite sides of the two groups of support plates are fastened with protrusions, a motor is fixedly arranged inside the fixed block, the output end of the motor is keyed to a threaded tube, the outer side of the threaded tube is threaded with a sleeve, the top of the sleeve is fastened with a central axis, and the outer side of the central axis is movably sleeved with a pulley.
[0007] Preferably, two groups of anti-slip blocks are fastened to the outer side of the central shaft, and the two groups of anti-slip blocks are respectively located at the top and bottom of the pulley.
[0008] Preferably, a balancing groove is provided on the top of the fixing block, and the central axis is slidably connected inside the balancing groove.
[0009] Preferably, a mounting block is fastened to the top of the sliding block, two sets of mounting plates are fastened to the top of the test block, and a spring is fastened between the mounting plates and the mounting block.
[0010] Preferably, the bump is a semi-elliptical bump, and the thickness of the bump is smaller than the thickness of the pulley.
[0011] Preferably, blocking blocks are fastened to both the front and rear sides of the sliding block, and the width of the blocking blocks is greater than the width of the sliding block.
[0012] (III) Beneficial effects
[0013] Compared with the prior art, the utility model provides a magnetic force detection device for a magnet, which has the following
[0014] Beneficial effects:
[0015] 1. The magnet magnetic force detection device, through the cooperation between the pulley and the protrusion, will push the protrusion to move when the pulley is displaced, and the displacement of the protrusion will drive the displacement of the test block through the support plate, so that the position of the magnet test can be changed by changing the position of the test block, thereby enabling the device to test different positions of the magnet, increasing the scope of use of the device and bringing convenience to the operator's work.
[0016] 2. The magnet magnetic force detection device is provided with a balancing groove on the top of the fixed block. On the one hand, the balancing groove maintains the balance of the central axis during movement, prevents the central axis from being unbalanced and shaking during movement, and ensures the normal displacement of the central axis. On the other hand, the balancing groove limits the direction of the central axis, prevents the device from failing due to the misalignment of the central axis, and ensures the normal use of the device.
[0017] 3. The magnet magnetic force detection device is provided with a spring, and when the pulley moves and pushes the protrusion, the spring will be stretched by the mounting plate, and when the pulley moves back and no longer pushes the protrusion, the spring will drive the test block to move back by bouncing the mounting plate back, so that the test block can quickly return to the initial position, thereby ensuring the reuse of the device, and the spring has low cost and is suitable for promotion. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the structure of the utility model;
[0019] Figure 2 This is a sectional view of the local structure of the fixing block of the utility model;
[0020] Figure 3 for Figure 2 Exploded view of the structure without the fixing block and motor.
[0021] In the figure: 1. body; 2. center axis; 3. blocking block; 4. fixing block; 5. connecting frame; 6. electric push rod; 7. pulley; 8. bump; 9. slider; 10. mounting plate; 11. test block; 12. support plate; 13. spring; 14. mounting block; 15. motor; 16. threaded pipe; 17. sleeve. DETAILED DESCRIPTION
[0022] 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.
[0023] See also Figure 1-3 The utility model provides a technical solution: a magnetic force detection device of a magnet, comprising a body 1 and a fixed block 4 fastened to the top of the body 1, electric push rods 6 are fixedly arranged on the left and right sides of the fixed block 4, the output end of the electric push rod 6 is keyed to a connecting frame 5, the left side of the connecting frame 5 extends into the fixed block 4 and is fastened to a slider 9, two groups of test blocks 11 are slidably connected to the outer sides of the two groups of sliders 9, the test blocks 11 are iron blocks, the top of the test blocks 11 is fastened to a support plate 12 slidably connected to the top of the fixed block 4, the opposite sides of the two groups of support plates 12 are fastened with protrusions 8, a motor 15 is fixedly arranged inside the fixed block 4, and the output end of the motor 15 is keyed to A threaded tube 16 is provided, and a sleeve 17 is screwed on the outer side of the threaded tube 16. The top of the sleeve 17 is fastened with a central shaft 2. A pulley 7 is movably sleeved on the outer side of the central shaft 2. The protrusion 8 is a semi-elliptical protrusion. The thickness of the protrusion 8 is less than the thickness of the pulley 7. Through the cooperation between the pulley 7 and the protrusion 8, the protrusion 8 will be pushed to move when the pulley 7 is displaced, and the displacement of the protrusion 8 will drive the test block 11 to move through the support plate 12, so that the position of the magnet test can be changed by changing the position of the test block 11, thereby enabling the device to test different positions of the magnet, thereby increasing the scope of use of the device and bringing convenience to the operator's work.
[0024] Specifically, in order to prevent the pulley 7 from being misplaced, two sets of anti-slip blocks are fastened on the outside of the central axis 2, and the two sets of anti-slip blocks are respectively located at the top and bottom of the pulley 7, thereby the displacement of the pulley 7 can be limited by the anti-slip blocks.
[0025] Specifically, in order to maintain the balance of the central axis 2, a balancing groove is opened on the top of the fixed block 4, and the central axis 2 is slidably connected inside the balancing groove. By setting the balancing groove on the top of the fixed block 4, on the one hand, the balancing groove maintains the balance of the central axis 2 during movement, prevents the central axis 2 from being unbalanced and shaking during movement, and ensures the normal displacement of the central axis 2. On the other hand, the balancing groove limits the direction of the central axis 2, prevents the device from failing due to misalignment of the central axis 2, and ensures the normal use of the device.
[0026] Specifically, in order to make the test block 11 move back quickly, a mounting block 14 is fastened to the top of the slider 9, two sets of mounting plates 10 are fastened to the top of the test block 11, and a spring 13 is fastened between the mounting plate 10 and the mounting block 14. By setting the spring 13, when the pulley 7 moves and pushes the protrusion 8, the spring 13 will be stretched by the mounting plate 10, and when the pulley 7 moves back and no longer pushes the protrusion 8, the spring 13 will drive the test block 11 to move back by bouncing the mounting plate 10 back, so that the test block 11 can quickly return to the initial position, thereby ensuring the reuse of the device, and the spring 13 is low in cost and suitable for promotion.
[0027] Specifically, in order to prevent the test block 11 from detaching from the slider 9 , blocking blocks 3 are fastened on both the front and rear sides of the slider 9 . The width of the blocking blocks 3 is greater than the width of the slider 9 , so that the test block 11 can be blocked by the blocking blocks 3 .
[0028] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.
[0029] When in use, the motor 15 is turned on so that its output end drives the threaded tube 16 to rotate. The rotation of the threaded tube 16 will drive the sleeve 17 to move left. The left movement of the sleeve 17 will drive the pulley 7 to move left through the central axis 2. The movement of the pulley 7 will push the protrusion 8. The displacement of the protrusion 8 will drive the test block 11 to move through the support plate 12. The test position can be changed by changing the position of the test block 11. When testing, the electric push rod 6 can be turned on so that its output end can drive the slider 9 and the test block 11 to move downward through the connecting frame 5 for testing.
[0030] To sum up, the magnet magnetic force detection device, through the cooperation between the pulley 7 and the protrusion 8, will push the protrusion 8 to move when the pulley 7 is displaced, and the displacement of the protrusion 8 will drive the test block 11 to move through the support plate 12, so that the position of the magnet test can be changed by changing the position of the test block 11, thereby enabling the device to test different positions of the magnet, thereby increasing the scope of use of the device and bringing convenience to the operator's work.
[0031] The magnet magnetic force detection device is provided with a balancing groove on the top of the fixed block 4. On the one hand, the balancing groove maintains the balance of the central axis 2 during movement, prevents the central axis 2 from being unbalanced and shaking during movement, and ensures the normal displacement of the central axis 2. On the other hand, the balancing groove limits the direction of the central axis 2, prevents the device from failing due to the misalignment of the central axis 2, and ensures the normal use of the device.
[0032] The magnetic force detection device of the magnet is provided with a spring 13, and when the pulley 7 is displaced and pushes the protrusion 8, the spring 13 will be stretched by the mounting plate 10, and when the pulley 7 moves back and no longer pushes the protrusion 8, the spring 13 will drive the test block 11 to move back by bouncing the mounting plate 10, so that the test block 11 can quickly return to the initial position, thereby ensuring the reuse of the device, and the cost of the spring 13 is low, which is suitable for promotion.
[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A magnetic force detection device for a magnet, comprising a body (1) and a fixing block (4) fastened to the top of the body (1), characterized in that: Electric push rods (6) are fixedly arranged on both left and right sides of the fixed block (4); the output end of the electric push rod (6) is key-connected with a connecting frame (5); the left side of the connecting frame (5) extends into the fixed block (4) and is fastened to the slider (9); two groups of test blocks (11) are slidably connected to the outer sides of the two groups of sliders (9); the tops of the test blocks (11) are fastened to a support plate (12) slidably connected to the top of the fixed block (4); the opposite sides of the two groups of support plates (12) are fastened with protrusions (8); a motor (15) is fixedly arranged inside the fixed block (4); the output end of the motor (15) is key-connected with a threaded tube (16); the outer side of the threaded tube (16) is threadedly mounted with a sleeve (17); the top of the sleeve (17) is fastened with a central shaft (2); the outer side of the central shaft (2) is movably sleeved with a pulley (7).
2. A magnetic force detection device for a magnet according to claim 1, characterized in that: Two groups of anti-slip blocks are fastened to the outer side of the central shaft (2), and the two groups of anti-slip blocks are respectively located at the top and bottom of the pulley (7).
3. A magnetic force detection device for a magnet according to claim 1, characterized in that: A balancing groove is provided on the top of the fixed block (4), and the central shaft (2) is slidably connected inside the balancing groove.
4. A magnetic force detection device for a magnet according to claim 1, characterized in that: A mounting block (14) is fastened to the top of the sliding block (9), two sets of mounting plates (10) are fastened to the top of the testing block (11), and a spring (13) is fastened between the mounting plates (10) and the mounting block (14).
5. A magnetic force detection device for a magnet according to claim 1, characterized in that: The convex block (8) is a semi-elliptical convex block, and the thickness of the convex block (8) is smaller than the thickness of the pulley (7).
6. A magnetic force detection device for a magnet according to claim 1, characterized in that: Blocking blocks (3) are fastened to both the front and rear sides of the sliding block (9), and the width of the blocking blocks (3) is greater than the width of the sliding block (9).