CN112259323B

CN112259323B - Radial quadrupole magnetizer

Info

Publication number: CN112259323B
Application number: CN202011280761.9A
Authority: CN
Inventors: 崔冲冲
Original assignee: Dongguan Yufeng Magnetoelectric Products Co ltd
Current assignee: Dongguan Yutong Magnet Electric Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2022-08-19
Anticipated expiration: 2040-11-16
Also published as: CN112259323A

Abstract

The invention discloses a radial quadrupole magnetizer, which comprises a clamping plate, a magnetizer, a placing table, a connecting rod, a fixed shaft, a shell, a bottom motor, a bottom plate, a top inner plate, a sleeve inner shaft, a pressing sleeve, a top cover, a machine shaft cylinder, a top motor, a reinforcing rod, an upper spring, a lower spring and a wedge block, the outline of the bottom plate is in a circular plate-shaped structure, the bottom plate is fixed below the bottom surface of the bottom motor through screws, the upper side of the shell part of the bottom motor above the bottom plate is sleeved with a shell, the lower side part of the shell is cylindrical, the upper part of the shell is in a cone cylinder shape, the integral structure of the shell is in a funnel shape, a cylindrical structure at the lower side of the shell is sleeved and fixed at the upper side of the shell of the bottom motor, the placing table is fixed above an output shaft of the bottom motor, the profile of the placing table is in a circular block shape, and eight groups of connecting rods are arranged on the outer side wall of the placing table. This radial quadrupole magnetizing apparatus can realize that the work piece of co-altitude and diameter magnetizes, is fit for generally using widely.

Description

Radial quadrupole magnetizing machine

Technical Field

The invention belongs to the technical field of magnetizing machines, and particularly relates to a radial quadrupole magnetizing machine.

Background

The magnetizing apparatus is simple in structure, actually is an electromagnet with extremely strong magnetic force, is provided with iron blocks in various shapes as additional magnetic poles so as to form a closed magnetic circuit with a magnetized body, and the additional magnetic poles and the magnetized body are arranged during magnetizing, so that brushing can be completed instantly only by adding exciting current. The magnetizing apparatus has the working principle that a capacitor is charged with direct-current high-voltage, and then the capacitor is discharged through a coil with extremely small resistance. The peak value of the discharge pulse current can reach tens of thousands of amperes. This current pulse generates a strong magnetic field in the coil, which permanently magnetizes the hard magnetic material placed in the coil.

When the existing magnetizing machine magnetizes workpieces to be magnetized with different heights and diameters, the step of adjusting the magnetizing structure is relatively complicated, and the operation is relatively troublesome.

Disclosure of Invention

The present invention provides a radial quadrupole magnetizing apparatus to solve the problems of the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a radial quadrupole magnetizer comprises a clamping plate, a magnetizer, a placing table, connecting rods, a fixed shaft, a shell, a bottom motor, a bottom plate, a top inner plate, a sleeve inner shaft, a pressing sleeve, a top cover, a machine shaft cylinder, a top motor, a reinforcing rod, an upper spring, a lower spring and a wedge block, wherein the outline of the bottom plate is of a circular plate-shaped structure, the bottom plate is fixed below the bottom surface of the bottom motor through screws, the shell is sleeved on the shell part of the bottom motor above the bottom plate, the lower side part of the shell is cylindrical, the upper side part of the shell is in a cone shape, the whole structure of the shell is in a funnel shape, the cylindrical structure of the lower side of the shell is sleeved and fixed on the upper side of the shell of the bottom motor, the placing table is fixed above the output shaft of the bottom motor, the outline of the placing table is in a circular block shape, eight groups of connecting rods are arranged on the outer side wall of the placing table, the eight groups of connecting rods are all distributed in an annular array, one end of the connecting rod is hinged with the side wall of the placing table, and the other end of the connecting rod is sleeved below the fixed shaft.

Preferably, a clamping plate and a magnetizing device which are connected with the fixed shaft in a sliding mode are arranged above the fixed shaft, the clamping plate and the magnetizing device are distributed at intervals, the fixed shaft is composed of a shaft cylinder and racks, the profile of the shaft cylinder is in a circular cylindrical shape, two cylinder wall openings which communicate the inner space of the shaft cylinder with the outside are formed in the outer side wall of the shaft cylinder, two sets of racks are fixed inside the shaft cylinder, a plurality of sets of strip top teeth which are distributed at equal intervals are arranged on the upper side of each rack, an inclined block is arranged at the top end of each rack, the bottom end of each rack is fixed on the side wall of the inner space of the shaft cylinder, and the positions of the strip top teeth correspond to the positions of the cylinder wall openings.

Preferably, the top cap cover is established in the shell top, the profile of stiffener is circular lid column structure, the top cap top is fixed with a motor, a top cap inner space middle part welding has a mechanical axis section of thick bamboo, the welding has six groups of stiffeners that are the annular array and distribute on the lateral wall of a mechanical axis section of thick bamboo, the stiffener is the one end of a mechanical axis section of thick bamboo dorsad and the lower surface welding of the horizontal part of top cap, the output shaft of top motor stretch into top inner panel inside and with top inner panel fixed connection.

Preferably, top inner panel inside is equipped with four group vertically and presses the cover, four groups press the cover to be annular array and distribute, press the inside cover axle that all is equipped with of cover, it has the nut to twist on the excircle part of cover upper end to press, it all is the tubulose to press cover upside and downside, the internal diameter that presses the side part of cover upside is the same with the diameter of cover axle in, the internal diameter that presses the cover downside is the same with the external diameter of voussoir, the voussoir is located under the cover axle, the profile of voussoir is the tubulose, it is equipped with down the spring to press the cover on the excircle part of cover axle in the cover downside inner space, it is equipped with the spring to press the cover to be equipped with in the excircle part of cover upside.

Preferably, the upper surface of the placing table is provided with a plurality of groups of pressure sensors distributed in an annular array, four groups of clamping plates and four groups of magnetizing devices are arranged, and the positions of the clamping plates correspond to the positions of the pressing sleeves.

Preferably, the top inner plate and the sleeve inner shaft are in sliding connection, and a connecting part of the top inner plate and the sleeve inner shaft is cylindrical.

As a further scheme of the invention, the outer edge of the upper end of the shell is provided with a rib, and the lower end face of the top cover is propped against the rib on the edge of the shell.

The invention has the technical effects and advantages that: according to the radial quadrupole magnetizer, the clamping plates capable of moving transversely and longitudinally can be matched with the inclined plane of the shell to clamp and fix magnetizing workpieces with different diameters and heights, and the design can be used for magnetizing workpieces with different volumes; the clamping plate is jacked up by the matching structure of the fixed shaft and the rack inside the fixed shaft so as not to fall down, and the design has good bearing capacity; the four groups of pressing devices can uniformly apply the force for pressing the workpiece to the four groups of clamping plates, so that the problem that the clamping plates are not uniformly stressed is solved; the first spring and the second spring are set to enable the pressing sleeve and the wedge block to move in a larger range, and the design enables the clamping plate to have a larger working range.

Drawings

FIG. 1 is a schematic top view of an upper member of a platform according to the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic view of the assembled structure of the fixing shaft according to the present invention;

FIG. 4 is a schematic view of a separated state of the fixing shaft according to the present invention;

fig. 5 is a schematic structural view of the pressing sleeve and the lower member thereof.

In the figure: the device comprises a clamping plate 1, a magnetizing device 2, a placing table 3, a connecting rod 4, a fixed shaft 5, a shaft barrel 501, a barrel wall opening 5011, a rack 502, a top tooth 5021, a skew block 5022, a shell 6, a bottom motor 7, a bottom plate 8, a top inner plate 9, an inner shaft 10, a pressing sleeve 11, a top cover 12, a shaft barrel 13, a top motor 14, a reinforcing rod 15, an upper spring 16, a lower spring 17 and a wedge block 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a radial quadrupole magnetizer shown in figures 1-5, which comprises a clamping plate 1, a magnetizer 2, a placing table 3, a connecting rod 4, a fixed shaft 5, a shell 6, a bottom motor 7, a bottom plate 8, a top inner plate 9, an inner sleeve shaft 10, a pressing sleeve 11, a top cover 12, a shaft cylinder 13, a top motor 14, a reinforcing rod 15, an upper spring 16, a lower spring 17 and a wedge block 18, wherein the outline of the bottom plate 8 is in a circular plate-shaped structure, the bottom plate 8 is fixed below the bottom surface of the bottom motor 7 through screws, the shell 6 is sleeved on the upper side of the shell part of the bottom motor 7 above the bottom plate 8, the lower side part of the shell 6 is in a cylindrical shape, the integral structure of the shell 6 is in a funnel shape, the cylindrical structure on the lower side of the shell 6 is sleeved and fixed on the upper side of the shell of the bottom motor 7, the placing table 3 is fixed above the output shaft of the bottom motor 7, the profile of placing platform 3 is circular cubic, be equipped with eight groups of connecting rods 4 on placing platform 3's the lateral wall, eight groups connecting rod 4 all is annular array and distributes, the one end of connecting rod 4 is articulated with the lateral wall of placing platform 3, the other pot head of connecting rod 4 is established in fixed axle 5 below.

Specifically, a clamping plate 1 and a magnetizing device 2 which are slidably connected with a fixing shaft 5 are arranged above the fixing shaft 5, the clamping plate 1 and the magnetizing device 2 are distributed at intervals, the fixing shaft 5 is composed of a shaft barrel 501 and a rack 502, the outline of the shaft barrel 501 is in a circular barrel shape, two barrel wall openings 5011 which communicate the inner space of the shaft barrel 501 with the outside are formed in the outer side wall of the shaft barrel 501, two sets of rack 502 are fixed inside the shaft barrel 501, a plurality of sets of strip top teeth 5021 which are distributed at equal intervals are arranged on the upper side of the rack 502, an inclined block 5022 is arranged at the top end of the rack 502, the bottom end of the rack 502 is fixed on the side wall of the inner space of the shaft barrel 501, the strip top teeth 5021 correspond to the barrel wall openings 5011 in position, the shaft barrel 501 is made of a stainless steel pipe, and the strip top teeth 5021 of the rack 502 are hardened.

Specifically, top cap 12 cover is established in shell 6 top, the profile of stiffener 15 is circular lid column structure, top cap 12 top is fixed with a motor 14, top cap 12 inner space middle part welding has a motor section of thick bamboo 13, the welding has six sets of stiffeners 15 that are the annular array and distribute on the lateral wall of motor section of thick bamboo 13, stiffener 15 is dorsad the one end of motor section of thick bamboo 13 and the lower surface welding of the horizontal part of top cap 12, top motor 14's output shaft stretch into top inner panel 9 inside and with top inner panel 9 fixed connection, stiffener 15 keeps the state of erectting of top motor 14's output shaft.

Specifically, the top inner plate 9 is internally provided with four groups of vertical pressing sleeves 11, the four groups of pressing sleeves 11 are distributed in an annular array, the inner sleeve shaft 10 is arranged inside the pressing sleeve 11, a nut is screwed on an outer circle part at the upper end of the pressing sleeve 11, the upper side and the lower side of the pressing sleeve 11 are both in a tubular shape, the inner diameter of the upper side part of the pressing sleeve 11 is the same as the diameter of the inner sleeve shaft 10, the inner diameter of the lower side of the pressing sleeve 11 is the same as the outer diameter of a wedge 18, the wedge 18 is positioned under the inner sleeve shaft 10, the outline of the wedge 18 is in a tubular shape, the outer circle part of the inner sleeve shaft 10 in the inner space of the lower side of the pressing sleeve 11 is sleeved with a lower spring 17, the outer circle part of the upper side of the pressing sleeve 11 is sleeved with an upper spring 16, and the top inner plate 9 and the pressing sleeve 11 are in a sliding connection relationship.

Specifically, a plurality of groups of pressure sensors distributed in an annular array are mounted on the upper surface of the placing table 3, four groups of clamping plates 1 and four groups of magnetizing devices 2 are arranged, and the positions of the clamping plates 1 correspond to the positions of the pressing sleeves 11.

Specifically, the top inner plate 9 and the inner sleeve shaft 10 are in sliding connection, the connection part of the top inner plate 9 and the inner sleeve shaft 10 is cylindrical, and the cylindrical structure has better radial stress capacity.

Specifically, the outer edge of the upper end of the outer shell 6 is provided with a rib, and the lower end face of the top cover 12 is abutted to the rib on the edge of the outer shell 6, so that the position of the top cover 12 is favorably maintained.

Specifically, when a workpiece needs to be clamped and magnetized, the top cover 12 can be opened first, the bottom motor 7 is started to drive the placing table 3 to rotate, the clamping plate 1 and the magnetizing device 2 slide along the fixed sliding groove through the connecting rod 4, the clamping plate 1 is matched with the inclined surface of the inner wall of the shell 6 in the sliding process of the clamping plate 1, the clamping plate 1 further moves upwards along the fixed shaft 5 and extrudes the rack 502 in the horizontal moving process, when the clamping plate 1 and the magnetizing device 2 move to the limit position, the clamping plate 1 moves upwards to the highest position, meanwhile, enough space is reserved on the placing table 3, the workpiece is placed on the placing table 3 at the moment, the diameter of the workpiece can be detected through the pressure sensor arranged inside the placing table 3, then the bottom motor 7 is controlled to rotate reversely for a certain angle, the magnetizing device 2 is guaranteed to just stay near the tool, and the clamping plate 1 is located at the upper end of the workpiece under the action of the rack 502, at this time, the top motor 14 on the top cover 12 also rotates to drive the clamp plate 1 to be located at a position corresponding to the pressing sleeve 11 and then close the top cover 12, in the process of closing the top cover 12, the wedge block 18 is firstly matched with the inclined block 5022 of the rack 502, the two groups of racks 502 are converged through the matching of the wedge block 18 and the inclined block 5022, so that the matching of the top rack teeth 5021 and the clamp plate 1 is released, then along with the continuous closing of the top cover 12, the pressing sleeve 11 is matched with the clamp plate 1 to compress a workpiece, and the upper spring 16 and the lower spring 17 are compressed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions and improvements to part of the technical features of the foregoing embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a radial quadrupole magnetizer, includes splint (1), magnetize device (2), places platform (3), connecting rod (4), fixed axle (5), shell (6), end motor (7), bottom plate (8), top inner panel (9), cover inner shaft (10), pressure cover (11), top cap (12), axle section of thick bamboo (13), top motor (14), stiffener (15), go up spring (16), lower spring (17) and voussoir (18), its characterized in that: the profile of bottom plate (8) is circular platelike structure, bottom plate (8) pass through the screw fixation in the bottom surface below of end motor (7), the shell part upside cover of end motor (7) of bottom plate (8) top is equipped with shell (6), the downside part of shell (6) is the cylinder, the upside part of shell (6) is the cone drum form, the overall structure of shell (6) is hourglass hopper-shaped, the shell upside of fixing at end motor (7) is established to the cylindrical structure cover of shell (6) downside, place platform (3) and fix in the output shaft top of end motor (7), the profile of placing platform (3) is circular cubic, be equipped with eight groups connecting rod (4) on the lateral wall of placing platform (3), eight groups connecting rod (4) all are ring array and distribute, the one end of connecting rod (4) is articulated with the lateral wall of placing platform (3), the other end of the connecting rod (4) is sleeved below the fixed shaft (5);

the magnetic field magnetizing device is characterized in that a clamping plate (1) and a magnetizing device (2) which are connected with the fixing shaft (5) in a sliding mode are arranged above the fixing shaft (5), the clamping plate (1) and the magnetizing device (2) are distributed at intervals, the fixing shaft (5) is composed of a shaft barrel (501) and racks (502), the profile of the shaft barrel (501) is in a circular barrel shape, two rows of barrel wall openings (5011) which communicate the inner space of the shaft barrel with the outside are formed in the outer side wall of the shaft barrel (501), two groups of racks (502) are fixed inside the shaft barrel (501), a plurality of groups of strip top teeth (5021) which are distributed at equal intervals are arranged on the upper side of each rack (502), an inclined block (5022) is arranged at the top end of each rack (502), the bottom end of each rack (502) is fixed on the side wall of the inner space of the shaft barrel (501), and the positions of the strip top teeth (5021) correspond to the positions of the barrel wall openings (5011);

the top cover (12) is sleeved above the shell (6), the outline of the reinforcing rod (15) is of a circular cover-shaped structure, a top motor (14) is fixed to the top of the top cover (12), an organic shaft cylinder (13) is welded to the middle of the inner space of the top cover (12), six groups of reinforcing rods (15) distributed in an annular array are welded to the outer side wall of the shaft cylinder (13), one end, facing away from the shaft cylinder (13), of each reinforcing rod (15) is welded to the lower surface of the horizontal portion of the top cover (12), and the output shaft of the top motor (14) extends into the top inner plate (9) and is fixedly connected with the top inner plate (9);

the pressure sleeve is characterized in that four groups of vertical pressure sleeves (11) are arranged inside the top inner plate (9), the four groups of pressure sleeves (11) are distributed in an annular array mode, sleeve shafts (10) are arranged inside the pressure sleeves (11), nuts are screwed on the outer circle part of the upper end of the pressure sleeves (11), the upper sides and the lower sides of the pressure sleeves (11) are tubular, the inner diameter of the upper side part of the pressure sleeve (11) is the same as the diameter of the sleeve shafts (10), the inner diameter of the lower side of the pressure sleeve (11) is the same as the outer diameter of a wedge block (18), the wedge block (18) is located under the sleeve shafts (10), the outline of the wedge block (18) is tubular, a lower spring (17) is sleeved on the outer circle part of the sleeve shafts (10) in the inner space of the lower side of the pressure sleeve (11), and an upper spring (16) is sleeved on the outer circle part of the upper side of the pressure sleeve (11).

2. A radial quadrupole magnetizing apparatus according to claim 1, wherein: the upper surface of the placing table (3) is provided with a plurality of groups of pressure sensors distributed in an annular array mode, four groups of clamping plates (1) and four groups of magnetizing devices (2) are arranged, and the positions of the clamping plates (1) correspond to the positions of the pressing sleeves (11).

3. A radial quadrupole magnetizing apparatus according to claim 1, wherein: the top inner plate (9) and the inner sleeve shaft (10) are in sliding connection, and the connection part of the top inner plate (9) and the inner sleeve shaft (10) is cylindrical.

4. A radial quadrupole magnetizing apparatus according to claim 1, wherein: the outer edge of the upper end of the shell (6) is provided with a convex rib, and the lower end face of the top cover (12) is pressed against the upper part of the convex rib at the edge of the shell (6).