Magnet adsorption force testing device

Abstract

The utility model relates to a magnet adsorption force testing device which comprises a base, and a first horizontal adjusting sliding table, a lower jig connecting block and a lower jig plate are installed on the base. A vertical plate is further installed on the base, a vertical guide rail is installed on the vertical plate, a tensile machine connecting block is installed on the vertical guide rail through a sliding block, a second horizontal adjusting sliding table is installed on the lower side of the tensile machine connecting block, a pressure sensor is installed on the lower side of the second horizontal adjusting sliding table, and an upper jig connecting block is installed at the bottom of the pressure sensor. The upper jig connecting block is fixedly connected with an upper jig plate of the adsorption force test jig; the first horizontal adjusting sliding table and the second horizontal adjusting sliding table are arranged to level the lower jig plate and the upper jig plate correspondingly, then the upper jig plate is moved downwards through the vertical guide rail to enable the lower jig plate and the upper jig plate to be attached and attracted, and therefore the first magnet and the second magnet can be attracted reliably.

Description

TECHNICAL FIELD

[0001] The utility model relates to magnet manufacturing technology especially a magnet adsorption force testing arrangement. BACKGROUND

[0002] Magnet is a kind of widely used basic electronic component and electrical component, mainly applied to computer, mobile phone, television, communication, toy, sound, automation equipment, nuclear magnetic resonance imaging etc. At present, neodymium iron boron magnet is widely used as high-performance permanent magnet;In electronic product, diaphragm (vibrating diaphragm such as microphone, earphone, loudspeaker etc.), electroacoustic equipment production and processing, some equipment need magnet not rectangular or round etc. Conventional shape, according to product processing requirement, magnet needs to be combined into the shape and size suitable for the equipment.

[0003] Magnet assembling process needs to carry out magnetic block bonding, iron sheet bonding etc. Process, after magnet assembly, still need to test the magnetic field intensity, magnetic adsorption force etc. Performance of magnet, the existing adsorption force testing arrangement, during the testing process, the inaccuracy of magnet posture can affect the accuracy of test result. UTILITY MODEL CONTENT

[0004] The utility model discloses a magnet adsorption force testing arrangement, which can solve the problem of inaccurate magnet adsorption force testing.

[0005] In order to solve the above problem, the utility model provides a kind of magnet adsorption force testing arrangement, including base, first horizontal adjustment sliding table is installed on the base, the upper side of the first horizontal adjustment sliding table is installed with lower jig connecting block, and the lower jig connecting block is fixedly connected with the lower jig plate of adsorption force testing jig;Vertical plate is also installed on the base and located at the side of the first horizontal adjustment sliding table, vertical plate is installed with vertical guide rail on the side close to the first horizontal adjustment sliding table, and pull machine connecting block is installed on the vertical guide rail by sliding block, the upper side of the pull machine connecting block is used to be connected with pull machine, and second horizontal adjustment sliding table is installed on the lower side of the pull machine connecting block, pressure sensor is installed on the lower side of the second horizontal adjustment sliding table, upper jig connecting block is installed on the bottom of the pressure sensor, and the upper jig connecting block is fixedly connected with the upper jig plate of adsorption force testing jig;The top of the lower jig plate is equipped with first adsorption plane, and the bottom of the lower jig plate is equipped with first magnet mounting groove with opening downwards;The bottom of the upper jig plate is equipped with second adsorption plane, and the top of the upper jig plate is equipped with second magnet mounting groove with opening upwards.

[0006] The magnet adsorption force testing arrangement provided by the utility model also has the following technical features:

[0007] Further, two sides of the lower jig connecting block are provided with locking screw holes corresponding to the lower jig plate, and the lower jig plate can be locked on the lower jig connecting block through locking bolts.

[0008] Further, two sides of the upper jig connecting block are provided with locking screw holes corresponding to the upper jig plate, and the upper jig plate can be locked on the upper jig connecting block through locking bolts.

[0009] Further, the base is an adjustable sliding table, which comprises a bottom plate, a middle plate and a top plate, a first horizontal adjusting screw mechanism is arranged between the bottom plate and the middle plate, and a second horizontal adjusting screw mechanism is arranged between the middle plate and the top plate.

[0010] Further, a horizontal mounting plate is further arranged on the top plate, the first horizontal adjusting sliding table is mounted on the horizontal mounting plate, the vertical plate is mounted on the horizontal mounting plate, and a supporting vertical plate is arranged on the horizontal mounting plate and located at the back of the vertical plate.

[0011] Further, the pressure sensor is an S-shaped tension and pressure sensor.

[0012] Further, four corners of the lower jig connecting block are provided with bolt holes connected with the first horizontal adjusting sliding table.

[0013] Further, the top of the upper jig connecting block is provided with a central connecting hole connected with the pressure sensor.

[0014] The magnet adsorption force testing device has the following beneficial effects: the first horizontal adjusting sliding table and the second horizontal adjusting sliding table are arranged to adjust the lower jig plate and the upper jig plate, then the upper jig plate is moved downward along the vertical guide rail to make the lower jig plate and the upper jig plate adhere and adsorb, so that the first magnet and the second magnet adsorb reliably; the first magnet mounting groove arranged at the bottom of the lower jig plate can ensure the position and posture of the first magnet, and the second magnet mounting groove arranged at the top of the upper jig plate can ensure the position and posture of the second magnet, thereby improving the accuracy of the magnet adsorption force testing. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 FIG. 1 is a structural schematic view of a magnet adsorption force testing device according to an embodiment of the present application;

[0016] Figure 2 FIG. 2 is an installation structure schematic view of an adsorption force testing jig according to an embodiment of the present application;

[0017] Figure 3 FIG. 3 is a sectional view of the installation structure of the adsorption force testing jig in FIG. 2; Figure 2

[0018] ​Figure 4 is a structure diagram of the adsorption force testing fixture in the embodiment of the utility model;

[0019] Figure 5 is Figure 4 a sectional view of the adsorption force testing fixture in the embodiment of the utility model;

[0020] Figure 6 is Figure 4 an exploded view of the adsorption force testing fixture in the embodiment of the utility model;

[0021] Figure 7 is Figure 4 an exploded view of the adsorption force testing fixture in the embodiment of the utility model from another perspective;

[0022] Figure 8 is a schematic diagram of the magnet structure in the embodiment of the utility model. DETAILED DESCRIPTION

[0023] The utility model will be described in detail below with reference to the drawings and in combination with the embodiments. It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0024] As Figures 1 to 8 indicated in the embodiment of the magnet adsorption force testing device of the utility model, the magnet adsorption force testing device is provided with a first horizontal adjustment sliding table 21 installed on the base 10, a lower jig connecting block 31 is installed on the upper side of the first horizontal adjustment sliding table 21, and the lower jig connecting block 31 is fixedly connected with the lower jig plate 41 of the adsorption force testing fixture; the base 10 is also provided with an upright plate 51 located on one side of the first horizontal adjustment sliding table 21, a vertical guide rail 511 is installed on the side close to the first horizontal adjustment sliding table 21 of the upright plate 51, a tension machine connecting block 52 is installed on the vertical guide rail 511 through a sliding block, the upper side of the tension machine connecting block 52 is used for being connected with a tension machine, a second horizontal adjustment sliding table 22 is installed on the lower side of the tension machine connecting block 52, a pressure sensor 53 is installed on the lower side of the second horizontal adjustment sliding table 22, and an upper jig connecting block 32 is installed on the bottom of the pressure sensor 53, and the upper jig connecting block 32 is fixedly connected with the upper jig plate 42 of the adsorption force testing fixture; the top of the lower jig plate 41 is provided with a first adsorption plane, and the bottom of the lower jig plate 41 is provided with a first magnet installation groove 411 with an opening facing downward; the bottom of the upper jig plate 42 is provided with a second adsorption plane, and the top of the upper jig plate 42 is provided with a second magnet installation groove 421 with an opening facing upward.

[0025] The above-mentioned magnet adsorption force testing device of the application, when testing the magnet adsorption force, fills the first magnet 401 in the first magnet mounting groove 411 of the lower jig plate 41, locks the lower jig plate 41 on the lower jig connecting block 31, adjusts the first horizontal adjustment sliding table 21 to make the first adsorption plane on the top of the lower jig plate 41 horizontal, fills the second magnet 402 in the second magnet mounting groove 421 of the upper jig plate 42, locks the upper jig plate 42 on the upper jig connecting block 32, adjusts the second horizontal adjustment sliding table 22 to make the second adsorption plane on the bottom of the upper jig plate 42 horizontal, then moves the puller connecting block 52, the second horizontal adjustment sliding table 22, the pressure sensor 53 and the upper jig connecting block 32 along the vertical guide rail 511 downward to make the second adsorption plane on the bottom of the upper jig plate 42 adhere to the first adsorption plane on the top of the lower jig plate 41, connects the upper side of the puller connecting block 52 with the puller, lifts the puller connecting block 52, the second horizontal adjustment sliding table 22, the pressure sensor 53, the upper jig connecting block 32 and the upper jig plate 42 along the vertical guide rail 511 upward by the puller, and when the upper jig plate 42 is separated upward from the lower jig plate 41, the signal acquisition module electrically connected with the pressure sensor 53 records the data collected by the pressure sensor 53, and the adsorption force of the first magnet 401 and the second magnet 402 is obtained by calculation.

[0026] In the above-mentioned embodiment, the first horizontal adjustment sliding table 21 and the second horizontal adjustment sliding table 22 are purchased devices, the model and size of which can be selected as required, and the specific structure thereof will not be described herein. Figure 1

[0027] The above-mentioned magnet adsorption force testing device of the application adjusts the lower jig plate 41 and the upper jig plate 42 by the first horizontal adjustment sliding table 21 and the second horizontal adjustment sliding table 22 respectively, then moves the upper jig plate 42 downward along the vertical guide rail 511 to make the lower jig plate 41 and the upper jig plate 42 adhere to each other, thereby making the first magnet and the second magnet adhere reliably, the first magnet mounting groove 411 on the bottom of the lower jig plate 41 can ensure the position and posture of the first magnet accurate, the second magnet mounting groove 421 on the top of the upper jig plate 42 can ensure the position and posture of the second magnet accurate, thereby improving the accuracy of the magnet adsorption force testing.

[0028] In an embodiment of the application, preferably, the two sides of the lower jig connecting block 31 are provided with locking screw holes 311 corresponding to the lower jig plate 41, and the lower jig plate 41 can be locked on the lower jig connecting block 31 by locking bolts.

[0029] In an embodiment of the application, preferably, the two sides of the upper jig connecting block 32 are provided with locking screw holes 321 corresponding to the upper jig plate 42, and the upper jig plate 42 can be locked on the upper jig connecting block 32 by locking bolts.​

[0030] In one embodiment of the present application, preferably, the base 10 is an adjustable sliding table, comprising a bottom plate 11, a middle plate 12 and a top plate 13, a first horizontal adjusting screw mechanism is arranged between the bottom plate 11 and the middle plate 12, and a second horizontal adjusting screw mechanism is arranged between the middle plate 12 and the top plate 13, so that the position of the top plate 13 can be adjusted, and the position of the tension machine connecting block 52 can be finely adjusted when connected with the tension machine.

[0031] In one embodiment of the present application, preferably, a horizontal mounting plate 14 is further arranged on the top plate 13, the first horizontal adjusting sliding table 21 is mounted on the horizontal mounting plate 14, the vertical plate 51 is mounted on the horizontal mounting plate 14, and a supporting vertical plate 15 is further arranged on the horizontal mounting plate 14 and located at the back of the vertical plate 51, so that the vertical plate 51 is reliably mounted.

[0032] In one embodiment of the present application, preferably, the pressure sensor 53 is an S-shaped tension and pressure sensor, and preferably, the pressure sensor 53 is a 5KG S-shaped tension and pressure sensor.

[0033] In one embodiment of the present application, preferably, four corners of the lower jig connecting block 41 are provided with bolt holes connected with the first horizontal adjusting sliding table 21, so that the lower jig connecting block 41 is conveniently connected and fixed with the first horizontal adjusting sliding table 21.

[0034] In one embodiment of the present application, preferably, the top of the upper jig connecting block 41 is provided with a center connecting hole connected with the pressure sensor 53, so that the upper jig connecting block 41 is conveniently connected and fixed with the pressure sensor 53.

[0035] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A magnet adsorption force testing device, comprising a base, characterized in that, A first horizontal adjustment slide is mounted on the base. A lower fixture connecting block is mounted on the upper side of the first horizontal adjustment slide, and the lower fixture connecting block is fixedly connected to the lower fixture plate of the adsorption force testing fixture. A vertical plate located on one side of the first horizontal adjustment slide is also mounted on the base. A vertical guide rail is mounted on the side of the vertical plate near the first horizontal adjustment slide. A tensile testing machine connecting block is mounted on the vertical guide rail via a slider. The upper side of the tensile testing machine connecting block is used to connect to a tensile testing machine. A second horizontal adjustment slide is mounted on the lower side of the tensile testing machine connecting block. A pressure sensor is mounted on the lower side of the second horizontal adjustment slide. An upper fixture connecting block is mounted on the bottom of the pressure sensor, and the upper fixture connecting block is fixedly connected to the upper fixture plate of the adsorption force testing fixture. The top of the lower fixture plate has a first adsorption plane, and the bottom of the lower fixture plate has a first magnet mounting groove with an opening facing downwards. The bottom of the upper fixture plate has a second adsorption plane, and the top of the upper fixture plate has a second magnet mounting groove with an opening facing upwards.

2. The magnet adsorption force testing device according to claim 1, characterized in that: The lower fixture connecting block has locking threaded holes on both sides corresponding to the lower fixture plate. The lower fixture plate can be locked onto the lower fixture connecting block by locking bolts.

3. The magnet adsorption force testing device according to claim 1, characterized in that: The upper fixture connecting block has locking threaded holes on both sides corresponding to the upper fixture plate. The upper fixture plate can be locked onto the upper fixture connecting block by locking bolts.

4. The magnet adsorption force testing device according to claim 1, characterized in that: The base is an adjustable slide, including a bottom plate, a middle plate and a top plate. A first horizontal adjustment screw mechanism is provided between the bottom plate and the middle plate, and a second horizontal adjustment screw mechanism is provided between the middle plate and the top plate.

5. The magnet adsorption force testing device according to claim 4, characterized in that: The top plate is also provided with a horizontal mounting plate, the first horizontal adjustment slide is mounted on the horizontal mounting plate, the vertical plate is mounted on the horizontal mounting plate, and the horizontal mounting plate is also provided with a supporting vertical plate located on the back of the vertical plate.

6. The magnet adsorption force testing device according to claim 1, characterized in that: The pressure sensor is an S-type tension / compression sensor.

7. The magnet adsorption force testing device according to claim 1, characterized in that: The lower fixture connecting block has bolt holes at its four corners that connect to the first horizontal adjustment slide.

8. The magnet adsorption force testing device according to claim 1, characterized in that: The top of the upper fixture connecting block is provided with a central connecting hole for connection with the pressure sensor.

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