TW200827757A - Device and method for measuring magnetic properties - Google Patents

Abstract

A device and method for measuring magnetic properties of metal material is provided. The device has a magnet, a scale, a movable supporter and a distance meter. The magnet is set on the scale, and the scale is to read a reading of a magnetic interaction. The movable supporter is movably arranged above the scales for carrying the metal material, and capable of moving up and down due to the magnetic interaction, so that a relative distance exists between the magnet and the metal material. The distance meter is used to measure the relative distance. The magnetic properties can be obtained from the relative distance and the readings of the scales.

Description

200827757 z<i^〇jtwf.d〇c/t IX. Description of the Invention: [Technical Field of the Invention] The present invention relates to a magnetic measuring device and the like, and other related materials can measure metal materials The magnetic properties of the skirt and its L prior technology]

The data measurement of the magnetic properties of the metal material is generally a flat reading change to estimate the impurities of the dough. The current use of the code as a reference sample' must be measured at a fixed line. The distance here refers to the distance between the object to be tested and the magnet = it is very inconvenient for the method of riding in the set provided by New Zealand. Hey. ‘Transmission of the sea Since the traditional method is to take a fixed point, it can only be measured one by one, so it is impossible to measure the magneticity of the gold by a continuous square wire. Moreover, the traditional way of the county to use the standard code to do the more accurate broadcast, ,, =, the system of the object to be tested, g can not be directly measured. This reduces the accuracy of traditional methods. White' Therefore, there is an urgent need for an innovative approach in this area. The standard method code is required to directly measure the object to be tested. Moreover, nine can be a method and device for continuous multi-point measurement. However, in order to solve the above problems, the present invention proposes a metal material measuring device for performing magnetic measurement on a metal material. The 1 mile measuring device includes a magnetic field, a balance, a magnetic release frame, and a 200827757 device with a wtwf.doc/t distance. The magnets are placed in the day of interaction. The magnetic material of the metal and the metal material is placed above the balance. The support brackets are dead and movably coupled to move the magnets and the metal material 2 magnetic parent to move up and down, and the diagonal flowers have a relative distance. The distance measuring device is used for the magnetic "note: =: intersection: force and relative distance, the metal material LL is out, and then the magnetic properties are learned. The iron binary value measuring device" is used to measure the magnetic distance measuring device. The magnet is used to produce: = quantity, the magnetic interaction of the reference metal material is made above the balance, used to carry the reference metal material, 1 middle branch; = the hunting is moved up and down by the magnetic interaction force, so that the magnet and the reference are all in the middle (four) 4= At the position where the relative distance can be measured, 1 magnetic parent interaction force and relative distance 'calculate the magnetic value of the magnet.: The magnetic value is, for example, a magnetic moment, a magnetic force or a magnetic force change, etc. Further, the present invention also proposes a metal The magnetic measurement of the material first 'places the metal material on the support frame, and will say / 2: the metal material and the magnet produce a magnetic interaction value = reading and measuring the separation of the metal material and the magnet = According to the reading value and the relative distance, the magnetic value of the metal material is calculated. After the above structure and method, the invention can measure the distance between the magnet and the Meng material, and reduce the measurement time, ^, ' _ degrees of freedom. And The above and other objects, features, and advantages of the present invention will become more apparent and understood from the <RTIgt; </ RTI> </ RTI> <RTIgt; </ RTI> </ RTI> <RTIgt; DESCRIPTION OF EMBODIMENTS Fig. 1 is a schematic view showing a magnetic measuring device for a metal material of the present invention.

As shown in Fig. 1, the magnetic measuring device 1 of the present embodiment performs magnetic measurement on the metal material 130, and includes a magnet 124, a balance 12, a support frame, and a distance measuring device 14A. Magnet 124 can be used to generate a magnetic field. The balance 12 is placed with a magnet 124 for measuring the interaction between the magnet 124 and the metal material 130. The support frame 1 1 is movably disposed on the balance = 'to carry the metal material 13 〇. The support frame 11G can be moved up and down by the magnetic and mutual forces described above to have a distance between the magnet 124 and the metal material 13G. The distance measuring device is just arranged at the measurable relative distance zo, and the magnetic measuring device according to the magnetic interaction force and the relative distance Z〇 belongs to the magnetic value of the material 13G to obtain the magnetic force of the metal material (10). The magnetic force between the tests to be tested can be carried out in the height direction _ whole. Ten (10) moves up and down, taking into account the magnetic measurement, the support 牟 到 到 magnetic quantity _ correctness. As usual, to avoid the impact (4), the movable cutter (10) is called the light bridge 110. 200827757 - /t ... a" twf.doc / t Next, the operation of the magnetic measuring device 100 will be described with reference to FIG. As shown in Fig. 1, the magnet 124 is placed in the balance 120 during measurement, for example, the magnet 122 can be carried by the disc 122. The magnet 124 itself has a magnetic moment m which can generate a magnetic field enthalpy in the measuring device 100, and thereby magnetically interact with the metallic material 130 of the object to be tested. The balance 120 can be a balance that is generally used to measure the mass of an object, where it is used to measure the force generated by the magnetic interaction described above. The attraction and repulsive force generated by the magnetic force and gravity between the magnet 124 and the metal material 130

The effect causes the balance 120 to produce a reading change. The readings read by the balance 120 are as follows. F = ^i; *ndV ~J\\Wz ^XHeV f{p^zW](m) ^ V v = xF^+^〇[Mz^xHe]Fhz (m) Η'Η^^^Ηά+2Η ^Η^Η〇-Hq

Hd-Hd [p2+4z2] Ι6π2 [p2 +z2]4

Hd^HQ ^^m2zm [2kmp3 +I0kmp2z + 12z3] 32π2 [p2+^2]5

Hq^Hq [9(p4 +/)-12屹〆P2 -4z2) + 4H(〆 +7/[)2z2 +12〆)] 64π2 ~ [p2 + z2]6

Mp2+z2]^ Sk[p2+z2]^

QZ

Hdz l\UH ·Sdv ' [μ〇 ~ JJJ[MZ +XHEy f{Pi zW]{m)

V where % is the permanent magnetization amount of the magnetic susceptibility 130 is the magnetic moment of the magnet 124, and Mz is the metal material Ήζ is the earth magnetic field. The magnetic moment can be dipole moment or four 200827757 ^ i^o^twf.d〇c/t pole distance, and the magnetic force is the first-order magnetic moment and the second-order magnetic moment

Further, z 数 in the formula (1) is the distance between the metal material lso and the magnet m. As mentioned above, the aluminum bridge 110 spans above the balance 120 and can move up and down along the Z direction. The aluminum bridge 110 moves up or down by the force of attraction and repulsive force generated by the magnetic force and gravity between the magnet 124 and the metal material (10), and finally reaches an equilibrium state. At this time, the distance measuring device 140 can be used to measure the distance between the magnet 124 and the metal material 13G from the cone 7λ. Τ

C

The above-described distance measuring device 140 may be constituted by an interferometer such as a 3-axis compact interf_eter. By measuring distance 1 =, the present invention can easily and accurately measure the relative distance Z 上述 described above, thereby not being limited to the prior art, which must be at a fixed distance.

Measured problem. FIG. 2 is a schematic flow chart of the measuring method of the present invention. As shown in Fig. 2 and Fig. 2, first, in step sl1, the metal material η of the object to be tested is used. On the aluminum bridge 11 ,, and the magnet 124 is placed in the balance 12 ,, the metal material 130 and the magnet 124 can interact with the magnetic field generated by the magnet to move the aluminum bridge 10 〇. Neodymium ± Next, in the balance of magnetic interaction in step S102 and s〇4', the balance 120 (four) value is read and the relative distance ZG between the metal material 13A and the magnet is measured. This reading and measuring step is not in order. Next, in step S106, it is judged whether one of the poles of the magnet 124 has been measured in both the downward and upward directions. If so, in step S1G8, the measured value of the root is equal to the measured moving distance 2. Calculate the magnetic value of the twf.doc/t 200827757 of the metal material (10), such as the magnetic susceptibility enthalpy. Up or down of one pole (e.g., north or south pole) of the magnet 124 changes the direction of the magnetic moment of the magnet 124, whereby the permanent magnetization amount Mz of the metal material 13A in the above formula (1) can be eliminated. Conversely, the magnetic pole of the disk 124 is turned, and the measurement of steps S102 and S104 is continued. Γ t Next, in step S108, based on the read reading and the measured relative distance, the magnetic value of the metal material 13 (e.g., the magnetic susceptibility χ value can be calculated by the equation (1). Figure 3 is a measurement of the continuous enthalpy of the AiacriteTM sample. Figure 4 is a graphical representation of the χ value measurement of the AlacriteTM sample at each point. Here, the standard method code AlacriteTM is used as the metal material of the object to be tested to illustrate the feasibility of the measuring device and the method of the embodiment. Figure 3 is a graph showing the relationship between the χ value of the AlacriteTM code and the distance z〇 when the north pole of the magnet is facing up and down. Further, with the above-described measurement method and apparatus, the result of performing the % value of the standard method code AiacriteTM at each point Z is as shown in FIG. It can be seen from the results that the standard values are consistent, so it is proved that the method and the device can be implemented. In addition, this embodiment also performs the same experiment using the standard code CHY04TM, and the results are shown in Fig. 5 and Fig. 6, respectively. Similarly, Figure 5 is a measurement of the continuous enthalpy of the CHY04TM sample, showing the result of measuring the χ value of the CHY〇4TM sample at each distance 磁铁 up and down the magnet. Figure 6 is a schematic diagram showing the measurement of the enthalpy value of the CHY04TM sample at each point. From the same result, it can be seen from the results that it is consistent with the standard value, so it is proved that the method and Zhuang = can indeed be implemented. One garment 10 twf.doc/t 200827757 The above example is to measure the magnetic properties of the metal object to be tested.

The example 'but the application of the invention does not stop there. For the replacement of the metal S sample with a reference metal material, for example, a standard Fama for reference. Thus, the magnetic properties of the reference metal material are known, so the measuring device of the above embodiment can be used for the amount Measuring the magnetic moment, magnetic force or magnetic force of a magnet or the like. The magnetic moment, magnetic force or magnetic force change can be determined by the relative distance between the magnetic = and the reference metal material, that is, the above-mentioned dream distance zG. In summary, according to the above structure and method, the present invention can measure the distance between the iron and the metal material of the object to be tested, and reduce the measurement time to increase the degree of freedom of measurement. In addition, this embodiment does not pass the standard method code, the object to be tested _ magnetic force, money (four) turn. Therefore, it is possible to ensure that the job data has a high score. In addition, the real dipole moment of the 〇 2 iron is more precise. Although the present invention has been disclosed in the preferred embodiments as above, the present invention has the general meaning of the present invention in order to deviate from the spirit and scope of the present invention. The scope of protection of the present invention is subject to the following. (4) % of patents defined by the patent [Simplified description of the drawings] Fig. 1 shows the schematic diagram of the measurement method of the magnetic measuring device of the metal material of the present invention. twf.doc/t 200827757 Figure 3 is a graphical representation of the measurement of the continuous enthalpy of the AlacriteTM sample. Figure 4 is a graphical representation of the χ value measurement of the AlacriteTM sample at each point. Figure 5 is a graphical representation of the measurement of the continuous enthalpy of the CHY04TM sample. Figure 6 is a schematic diagram showing the measurement of the enthalpy value of the CHY04TM sample at each point. [Main component symbol description] 100 Magnetic measuring device 110 Support frame (aluminum bridge) 120 Balance 122 Counter plate 124 Magnet 130 Metal object to be tested 140 Distance measuring device 12

Claims (1)

200827757... X. Patent application scope: 1. A magnetic measuring device for metal material for magnetic measurement of the metal material, the magnetic measuring device of the metal material comprising: a magnet for generating a magnetic field; One day flat for placing the magnet for measuring a magnetic interaction force between the magnet and the metal material; am two materials movably disposed above the balance for carrying the f, =trapping' Wherein the support frame can be moved up and down by the magnetic interaction force to make the magnet and the metal _me-m distance; and the distance measuring device gi is placed in the position where the relative series can be measured, according to the magnetic The interaction force is a magnetic value of the relative distance material. 4 π The genus 4+"__ the third item, wherein the magnetic value is a magnetic susceptibility. H (four) magnetic measurement 5. - a magnetic amount ,, the magnetic measuring device comprises: a magnet in j The magnetic value, the two magnets, used to generate a magnetic field; the balance, used to place the magnet, the magnetic interaction of the metal material, the load of the heart, the iron and a reference frame, the configuration of the money, the heart Magnetic measuring device carrying the device 'the metal material of the test === 200827757 w£d〇c/t Referring to the metal material, wherein the movement causes the magnet to interact with the reference core to the next distance measuring device, which has a relative distance; and wherein the magnetic interaction is based on the position of the second= The magnetic value. Force /, the relative distance, calculate the magnet of the branch = Shen: = the magnetic quantity described in item 5 is difficult to set (four) ilmt5 on the magnetic measuring device 8 · as described in the patent application (4) 5 The magnetic moment of the magnet. In the case of the magnetic material, the magnetic moment as described in item g of the patent application is determined by the relative distance. , 10. 10. The magnetic measuring device according to claim 9 of the patent application, wherein the medium moment is a dipole moment and the magnetic force is a magnetic moment and a second-order magnetic moment. 11. As claimed in claim 9 The magnetic measuring device, wherein the magnetic moment is a quadrupole distance. Wherein: 12. The magnetic measuring device according to claim 5, wherein the magnetic value is a magnetic force of the magnet. 13. The magnetic measuring device of claim 12, wherein the magnitude of the magnetic force is determined by the relative distance. The magnetic measuring device according to claim 5, wherein the magnetic value is a magnetic force change of the magnet. The magnetic measuring device according to the item i4, wherein the magnitude of the magnetic force change is determined by the relative distance. 14 ^wf.doc/t 200827757. 16. A magnetic measurement method for a metal material, comprising: placing a metal material on a support frame, and placing a magnet in a day, wherein the metal material and the magnet generate a magnetic movement The support frame; And reading a read value of the balance and measuring a relative distance between the metal material and the magnet under the balance of the magnetic interaction; and calculating one of the metal materials according to the read value and the relative distance The magnetic value 0, , and 17· The magnetic measurement method of the metal material as described in the patent range f 16 further includes one of the magnetic poles of the magnet to measure the relative distance. The magnetic quantity of the metal material as described in Item 16 of the Scope of the Measure, and the measurement of the relative distance by an interferometer. The magnetic quantity of the metal material according to Item 16 of the patent scope, and the J method, wherein the magnetic value is a magnetic susceptibility. 2〇·—A magnetic measurement method, comprising: placing a metal material on a support frame, and placing a magnet: wherein the reference metal material and the magnet generate a magnetic interaction error to move the support frame Reading the balance of the metal material and the magnet under the balance of 4 magnetic and interaction; calculating the magnetic property of the magnet according to the read value and the relative distance by I, ' value. 15 twf.doc/t 200827757 21 - The magnetic measuring unit according to the second aspect of the patent application scope, wherein the magnetic pole of the magnet is upwardly spotted toward the ', the relative distance. And measuring the magnetic measurement method as described in the second aspect of the patent application, and further comprising measuring the relative distance by using an interferometer. 23. The magnetic measurement method according to claim 20, wherein the 5 metamagnetic value is a magnetic moment, a magnetic force or a magnetic force change of the magnet. The magnetic measuring method according to claim 23, wherein the magnetic moment, the magnetic force or the magnitude of the magnetic force change is determined by the predetermined distance. The magnetic measuring method according to claim 23, wherein the magnetic moment is a dipole moment, and the magnetic force is a first-order magnetic moment and a second-order magnetic moment. 26. The magnetic measurement method of claim 23, wherein the magnetic moment is a quadrupole distance. 16