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I used to be an electromagnet factory, which is indeed a core technical secret. But to tell you, you can't do it yourself, because there are some crafts you can't do, even if you spend enough time and energy to buy one. Domestic production is OK!
Ask a few domestic solenoid companies. The foreign ones are too expensive.
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It's like no one is going to give you technical secrecy.
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What is the number of turns of the magnetic chuck coil of a surface grinder? Hello dear, glad to answer for you. <>
Winding coil to measure the wire diameter of the coil copper wire removed (the diameter of the copper wire in our factory is, count the number of turns of each group of coils (the coil in our factory is 1825 turns), and then make the coil winding die according to the iron core, and the size of the winding die should be accurate. When the coil is wound, it is wound with enameled copper wire with good insulation performance, and the heat resistance level of its sealing and insulating materials should not be lower than the E grade of Youliang socks specified in JB794, and its performance should meet the provisions of SY1664; When the coil is wound, it should be arranged neatly, evenly and tightly, the circles shall not be staggered, the layers shall be lined with insulating paper, the beginning and end of the coil shall be separated by different color wires, and the coil shall be wound with white yarn or glass fiber tape after the winding is completed. Hope it helps you on the key pants
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The permanent magnet chuck for grinding machine is designed by using the principle of continuity of magnetic flux and the superposition principle of magnetic field, and the magnetic circuit of the permanent magnet chuck for grinding machine is designed into a plurality of magnetic systems, and the addition or cancellation of the magnetic field strength on the working magnetic pole surface is realized through the relative motion of the magnetic system, so as to achieve the purpose of magnetic attraction and unloading.
The working principle of the permanent magnet chuck for grinding machine is that when the pole of the permanent magnet chuck is in the state of magnetic absorption, the magnetic field lines come out from the n pole of the magnet, pass through the magnetic yoke, pass through the ferromagnetic workpiece, and then return to the yoke into the S pole of the magnet. In this way, the workpiece can be firmly sucked on the working pole surface of the permanent magnet chuck. When the magnetic pole is in the state of diagram discharge, the magnetic field line is not on the working pole surface of the permanent magnet chuck, and the closed loop of the magnetic circuit is formed inside the permanent magnet chuck, and there are almost no magnetic field lines coming out of the working pole surface of the permanent magnet chuck, so there will be no suction on the workpiece, and the unloading can be successfully realized.
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Electromagnetic chucks for grinding machines are classified according to the purpose of the electromagnetic chuck. The electromagnetic chuck for grinding machine can be divided into longitudinal electromagnetic chuck and horizontal electromagnetic chuck according to the arrangement of pole bars. According to the density of the pole bar, it can be divided into wide pole electromagnetic chuck and dense pole electromagnetic chuck.
According to the strength, it can be divided into ordinary electromagnetic chuck and strong electromagnetic chuck.
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Selection conditions for electromagnetic chucks for grinding machines: according to the grinding direction of the workpiece, determine whether to use transverse or longitudinal electromagnetic chucks, choose wide pole or dense pole electromagnetic chucks according to the size of the workpiece, and choose to use ordinary electromagnetic chucks or strong electromagnetic chucks according to the material of the workpiece.
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1.Choose the right material for welding or casting the bottom shell.
2.The core is mounted on the bottom shell according to the type of suction cup.
3.Winding the coil with the corresponding number of turns and technical parameters, it is sleeved on the iron core after drying4, and asphalt or other waterproof materials are poured inside the bottom shell.
5. Make the panel and install it together with the bottom shell part.
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General electrical controls are available.
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