Electronic-control permanent magnetic field generator and applying method in magnetism grain finishing process

A magnetic field generating device and electronically controlled permanent magnet technology, which is applied in the direction of magnetic objects, circuits, electrical components, etc., can solve the problems of difficult demagnetization and high energy consumption of permanent magnet sources, and achieve ingenious structure, low energy consumption, and enhanced magnetic induction intensity Effect

Inactive Publication Date: 2014-02-05
TAIYUAN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The electronically controlled permanent magnet magnetic field generating device and application method in the magnetic abrasive grain finishing process of the present invention is aimed at solving the problems of high energy consumption in the processing of the magnetic field generating device using an electromagnetic source and difficult demagnetization in processing using a permanent magnet source, and provides a Technical scheme of electronically controlled permanent magnet magnetic field generating device and application method

Method used

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  • Electronic-control permanent magnetic field generator and applying method in magnetism grain finishing process
  • Electronic-control permanent magnetic field generator and applying method in magnetism grain finishing process

Examples

Experimental program
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Effect test

Embodiment approach 1

[0011] The electronically controlled permanent magnet magnetic field generating device in the magnetic abrasive finishing process includes a main magnet 16 with a rectangular cross section, the main magnet 16 is made of NdFeB (N35), and the long and short sides of the cross section of the main magnet 16 are The length of each side is 80mm, the length of the main magnet 16 is 100mm, the magnetization direction of the main magnet 16 is horizontal to the left, and a cylindrical reversible magnet 14 is arranged side by side above the main magnet 16. The reversible magnet 14 is made of AlNiCo LNG52, Its diameter is 60mm, and its length is 200mm. The magnetization direction of the reversible magnet is horizontal to the left. The reversible magnet 14 is wound and fixed with a coil 15. The number of turns of the coil 15 is 5000 turns. The excitation current of the coil 15 is 5A. The reversible magnet 14 and The main magnet 16 is fixed on the yoke 12 provided at the left and right ends,...

Embodiment approach 2

[0013] The electronically controlled permanent magnet magnetic field generating device in the magnetic abrasive finishing process includes a main magnet 16 with a rectangular cross section, the main magnet 16 is made of NdFeB (N35), and the long and short sides of the cross section of the main magnet 16 are The length of each side is 50 mm, the length of the main magnet 16 is 38 mm, the magnetization direction of the main magnet 16 is horizontal to the left, and a cylindrical reversible magnet 14 is arranged side by side above the main magnet 16. The reversible magnet 14 is made of AlNiCo LNG52, The diameter is 40mm, the length is 100mm, the magnetization direction of the reversible magnet is horizontal to the left, the reversible magnet 14 is wound and fixed with a coil 15, the number of turns of the coil 15 is 1000 turns, the excitation current of the coil 15 is 5A, the reversible magnet 14 and The main magnet 16 is fixed on the yoke 12 provided at the left and right ends, an...

Embodiment approach 3

[0015] The electronically controlled permanent magnet magnetic field generating device in the magnetic abrasive finishing process includes a main magnet 16 with a rectangular cross section, the main magnet 16 is made of NdFeB (N35), and the long and short sides of the cross section of the main magnet 16 are The length of each side is 60mm, the length of the main magnet 16 is 68mm, the magnetization direction of the main magnet 16 is horizontal to the left, and a cylindrical reversible magnet 14 is arranged side by side above the main magnet 16. The reversible magnet 14 is made of AlNiCo LNG52, The diameter is 50mm, the length is 150mm, the magnetization direction of the reversible magnet is horizontal to the left, the reversible magnet 14 is wound and fixed with a coil 15, the number of turns of the coil 15 is 2000 turns, the excitation current of the coil 15 is 5A, the reversible magnet 14 and The main magnet 16 is fixed on the yoke 12 provided at the left and right ends, and ...

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Abstract

An electronic-control permanent magnetic field generator and an applying method in a magnetism grain finishing process belong to the technical field of surface finishing process of mechanical parts and are characterized by solving the problems that a magnetic field generator utilizing an electromagnetic source is high in energy consumption and hard to demagnetize by utilizing a permanent magnetic source machining gap. The electronic-control permanent magnetic field generator in the magnetism grain finishing process comprises a main magnet body made of NdFeB (neodymium iron boron) N35; the magnetizing direction of the main magnet body is horizontally leftward; cylindrical reversible magnets made of AlNiCo LNG52 are arranged above the main magnet body in parallel; the magnetizing direction of the reversible magnets are horizontally leftward; coils with 1000-5000 turns and the exciting current of 0-5A are wound and fixed outside the reversible magnets; the reversible magnets and the main magnet body are fixed on magnetic yokes arranged at left and right ends; two magnetic pole heads supported at the top ends of the magnetic yokes are arranged above the reversible magnets and are oppositely arranged left and right. The electronic-control permanent magnetic field generator in the magnetism grain finishing process is smart in structure, reasonable in configuration and particularly suitable for being used in the magnetism grain finishing process.

Description

technical field [0001] The electronically controlled permanent magnet magnetic field generating device and application method in magnetic abrasive grain finishing processing of the present invention belong to the technical field of mechanical parts surface finishing processing, and specifically relate to an electronically controlled permanent magnetic field generating device and an electronically controlled permanent magnetic field generating device in magnetic abrasive grain finishing processing. Technical solutions for application methods. Background technique [0002] As a finishing process, the magnetic abrasive grain finishing process is based on the principle that under the action of a magnetic field, the magnetic abrasive grains filled in the magnetic field will be arranged along the direction of the magnetic force line, and will be adsorbed on the magnetic pole to form a magnetic abrasive grain brush. , to produce a certain force on the workpiece to be processed, and...

Claims

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Application Information

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IPC IPC(8): H01F7/02H01F13/00B24B1/00
Inventor 杨胜强李文辉陈红玲曹明让李秀红李唯东郭瑾玉
Owner TAIYUAN UNIV OF TECH
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