CN110480458B

CN110480458B - A equipment for polishing magnetic core

Info

Publication number: CN110480458B
Application number: CN201910775266.6A
Authority: CN
Inventors: 金志远
Original assignee: Zhejiang Yetai Soft Magnetic Technology Co ltd
Current assignee: Zhejiang Yetai Soft Magnetic Technology Co.,Ltd.
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-07-07
Anticipated expiration: 2039-08-21
Also published as: CN111496594A; CN110480458A

Abstract

The invention discloses equipment for polishing a magnetic core, which comprises a frame; the feeding device is used for pushing the magnetic core to the conveying device and comprises a support, a tray detachably connected with the support, a pushing component and a driving component for driving the support to move back and forth, the magnetic core is placed on the tray, when the support moves forwards, the support is changed from a horizontal arrangement to an inclined arrangement, and then the pushing component pushes at least part of the magnetic core to fall onto the conveying device; and the material taking device is used for clamping the polished magnetic cores from the conveying device. According to the invention, the material taking device is arranged, so that the ground magnetic core can be clamped, therefore, when the magnetic core is taken, the material can be clamped by the material taking device manually, the material can be clamped quickly when the material is taken, the material taking speed is high, the taken material can be kept in a whole row, and the material taking efficiency is high.

Description

A equipment for polishing magnetic core

Technical Field

The invention belongs to the technical field of soft magnetic Interference (EMI for short), and particularly relates to a production process of a magnetic core.

Background

With the increasing development of electronic technology, especially the development of digital technology, the EMI resistance of electronic equipment is very important, and how to effectively reduce the electromagnetic wave interference of electronic equipment becomes a problem generally concerned by researchers. Various components (such as magnetic cores) for inhibiting EMI (electro-magnetic interference) are prepared by utilizing a soft magnetic ferrite body and widely applied to various electronic equipment so as to prevent feedback and coupling of unwanted signals and avoid parasitic oscillation, thereby effectively inhibiting conduction and radiation noise; the material becomes an indispensable component of a plurality of emerging IT technologies, and the market demand for high-permeability materials is increasing.

The magnetic core is as one of numerous soft magnetic resistance products, its surface is comparatively crude after producing, consequently, need carry out secondary operation to the magnetic core after producing, this processing is for polishing the terminal surface of magnetic core, make the surface of magnetic core smooth, current equipment of polishing is when processing the magnetic core, the magnetic core after polishing is when taking off from the conveyer belt, once only snatch several through the manual work and take off usually, when taking off the material in this process, the magnetic core can appear in a jumble, its inevitable can influence the efficiency of magnetic core in follow-up processing, and in order to ensure the magnetic core in follow-up use, need put the magnetic core on the tray, need put in order with the hand again, it consumes a large amount of manpowers.

Disclosure of Invention

The invention provides equipment for polishing a magnetic core, which can be used for conveniently taking down the magnetic core in order to overcome the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: an apparatus for grinding a magnetic core, comprising

A frame;

the polishing device is arranged on the rack and is used for performing rough polishing and fine polishing on the surface of the magnetic core;

the conveying device is arranged on the rack and used for driving the magnetic core to move from one end of the polishing device to the other end;

the feeding device is used for pushing the magnetic core to the conveying device and comprises a support, a tray detachably connected with the support, a pushing component and a driving component for driving the support to move back and forth, the magnetic core is placed on the tray, when the support moves forwards, the support is changed from a horizontal arrangement to an inclined arrangement, and then the pushing component pushes at least part of the magnetic core to fall onto the conveying device;

and the material taking device is used for clamping the polished magnetic cores from the conveying device.

According to the invention, the material taking device is arranged, the ground magnetic core can be clamped, so that when the magnetic core is taken, a worker can clamp the material through the material taking device, the material can be clamped quickly when the material is taken, the material taking speed is high, the taken material can be kept in a whole row, and the material taking efficiency is high; by arranging the feeding device, the magnetic core can be conveyed to the conveying device through the feeding device when the magnetism is polished, the magnetic core does not need to be conveyed to the conveying device each time manually in the process, the labor and the cost are saved, and the polishing efficiency can be improved; the tray can be directly placed on the support, the driving part can drive the support and the tray to move to an appointed position, then the tray inclines, the magnetic cores on the tray can be conveniently pushed to the conveying device by the pushing part, the magnetic cores can stably move in the process, the whole row of the magnetic cores can move to the conveying device, and therefore the magnetic cores entering the conveying device in the later period can be arranged into a whole row with the magnetic cores entering the conveying device in the earlier period, and therefore, when polishing is facilitated, each magnetic core of the magnetic cores can be continuously polished; but also can be conveniently taken down in whole row when the magnetic core is taken out in the later period.

Preferably, the material taking device comprises a material clamping component and a supporting component for supporting the material clamping component, and the supporting component is arranged on the rack; the material clamping component can be supported by the supporting component, the material clamping component can be kept to move up and down at will, and after material taking is completed, only a hand is needed to loosen, so that the material clamping device is convenient to use.

Preferably, the material clamping part comprises a first clamping piece and a second clamping piece which is matched with the first clamping piece to clamp the material, a first anti-skid layer is arranged on the first clamping piece, and a second anti-skid layer is arranged on the second clamping piece; the magnetic core can be clamped by arranging the first clamping piece and the second clamping piece, so that the magnetic core clamping device is convenient to use; and through first, second skid resistant course then can be when pressing from both sides the magnetic core and getting, the magnetic core can not appear dropping, and the magnetic core that can also avoid is damaged because of pressure.

Preferably, the first anti-slip layer is detachably connected with the first clamping piece through a first magic tape, and the second anti-slip layer is detachably connected with the second clamping piece through a second magic tape; can conveniently fix first, second skid resistant course through first, second magic subsides to can also conveniently change first, second skid resistant course.

Preferably, the supporting component comprises an upright rod vertically arranged on the rack and a supporting rod movably connected with the upright rod, and the supporting rod is connected with the first clamping piece; can realize supporting first, second folder through setting up pole setting and bracing piece, it has laborsaving effect.

Preferably, one end of the bracket is provided with an inverted L-shaped limiting part, and the end part of the tray is provided with a convex part matched with the limiting part; by arranging the inverted L-shaped limiting part and the inverted convex part, when the tray is inclined, the tray can move towards one end, and the convex part can be clamped into the limiting part in the process, so that the tray can be kept from being turned over to cause the magnetic core on the tray to fall off, and the stability is high when the tray moves; and the tray is when the downstream, and the interval between the tip of tray and the conveyor is little, and consequently when the magnetic core fell into conveyor on, its stability is high, avoids the magnetic core to roll in the eminence appears when dropping.

Preferably, the driving part comprises a driving cylinder arranged on the rack, a connecting piece detachably connected with the driving cylinder and a pull rod structure for pulling one end of the support to move downwards; can promote the in-process that the support moved forward before driving actuating cylinder through setting up draw bar structure, the one end downstream that the support can be pulled to the pull rod to make the tray slope, this simple structure, with low costs easily sets up, because be draw bar structure, compare in the mode that adopts the rope moreover, it can slowly be pulled when the pulling, can not pull up in the twinkling of an eye and cause the magnetic core oneself to drop.

Preferably, the pull rod structure comprises a first rod body connected with the rack, a second rod body movably connected with the first rod body, and an elastic piece, wherein one end of the elastic piece is connected with the first rod body, and the other end of the elastic piece is connected with the second rod body; through the first body of rod and the second body of rod that can keep with the elastic component setting state of buckling, when driving actuating cylinder and promote the support motion, because the setting of elastic component, consequently first body of rod and second body of rod are at the straight in-process that is stretched tightly, and the opening that first body of rod and second body of rod can be slow, and this in-process support is when the downward sloping, and speed is slow, therefore the magnetic core of whole row can not appear chaotic, and then when later stage with the propelling movement of magnetic core on conveyor, the magnetic core still can keep whole row can not be chaotic.

Preferably, the connecting piece is provided with a plurality of first magnetic pieces, and the bracket is provided with a plurality of second magnetic pieces matched with the first magnetic pieces; when the driving structure resets, the pull rod structure can drive the support resets, and through setting up first magnetic part and second magnetic part, the second magnetic part can be inhaled to first magnetic part when the support resets for the support stabilizes on the connecting piece, thereby when the support was placed to the tray, can not appear rocking.

Preferably, a plurality of rubber rollers for supporting the tray are arranged on the bracket, and anti-skid convex ribs are arranged on the rubber rollers; through setting up the rubber roller on the support, its when the support is placed to the tray, great vibrations can not appear, because the setting of roller moreover, when the slope appears in the support, the motion can appear in the tray for convex part and spacing portion are spacing each other.

In summary, the material taking device is arranged, the ground magnetic core can be clamped, so that when the magnetic core is taken, a worker can clamp the material through the material taking device, the material can be quickly clamped when the material is taken, the material taking speed is high, the taken material can be kept in a whole row, and the material taking efficiency is high.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of a partial structure of a feeding device according to the present invention.

Fig. 3 is an exploded view of fig. 2.

Fig. 4 is an enlarged view of a in fig. 3.

FIG. 5 is a schematic view of a partial structure of a feeding device according to the present invention.

Fig. 6 is a cross-sectional view of the present invention.

Fig. 7 is an enlarged view of B in fig. 6.

Fig. 8 is an enlarged view of C in fig. 6.

Fig. 9 is a schematic view of the structure of the barrier member of the present invention.

Fig. 10 is a schematic structural diagram of the material clamping component of the invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, 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.

As shown in fig. 1-10, an apparatus for polishing a magnetic core comprises a frame 1, a polishing device 2, a conveying device and a feeding device, wherein the frame 1 is a metal frame, the frame 1 can be directly placed on the ground, and the polishing device 2, the conveying device and the feeding device are all arranged on the frame 1; the polishing device 2 comprises a cover body 20, a rough polishing component 21, a fine polishing component 22 and a motor component, wherein the cover body 20 is a metal cover, the cover body 20 is arranged on the rack 1, a placing cavity is arranged on the upper part of the cover body 20, the motor component is arranged in the placing cavity, the motor component comprises a driving motor 231, a main gear 232 connected with an output shaft of the driving motor 231, a first driven gear 233 meshed with the main gear 232 and a second driven gear 234 meshed with the main gear 232, the rough polishing component is driven to work through the first driven gear 233, and the fine polishing component is driven to work through the second driven gear 234.

The rough grinding part 21 includes a first shaft body 211 connected to the first slave gear 233, a first rotating disk 212 detachably connected to the first shaft body 211, and a first grinding member 213 detachably connected to the first rotating disk 212, wherein the first shaft body 211 is a hollow metal shaft, the upper end of the first shaft body 211 is connected with the first slave gear 233, and is hollow at the lower end of the first shaft body 211, the first rotary disk 212 has a first disk body portion 215 and a first connecting shaft portion 216, the first disk portion 215 is fixedly connected to the first shaft portion 216, the first shaft portion 216 penetrates into the first shaft portion 211, and a plurality of first locking holes 217 are formed on the first shaft portion 216, a first lock rod 218 is screwed on the first shaft body 211, and the first lock rod 218 penetrates into the first lock hole 217, so that the first rotating disk 212 is connected; this mode of arrangement has realized adjusting the high position of first rotary disk 212 to can be convenient for polish the surface of magnetic core.

Further, the first polishing member 213 is a sand paper with high roughness, the first polishing member 213 is provided with a first protrusion 219 and a first concave ring part 210 surrounding the first protrusion 219, the first rotating disc 212 is detachably connected with the first pressing ring 201, and the first pressing ring 201 presses the edge of the first polishing member 213 into the first concave ring part 210, so that the first polishing member 213 is fixed.

Specifically, the fine grinding part 22 includes a second shaft body 221 connected to the second slave gear 233, a second rotating disk 222 detachably connected to the second shaft body 221, and a second grinding member 223 detachably connected to the second rotating disk 222, wherein the second shaft body 221 is a hollow metal shaft, the upper end of the second shaft body 221 is connected with the second slave gear 233, the second shaft 221 is hollow at a lower end thereof, the second rotary disk 222 has a second disk portion 225 and a second connecting shaft portion 226, the second disk body 225 is fixedly connected to the second connecting shaft 226, the second connecting shaft 226 penetrates into the second shaft 221, and a plurality of second locking holes 227 are formed in the second connecting shaft 226, a second lock bar 228 is screwed on the second shaft 221, and the second lock bar 228 penetrates through the second lock hole 227, so that the second rotating disc 222 is connected; this arrangement realizes adjustment of the height position of the second rotating disk 222, so that polishing of the surface of the magnetic core can be facilitated.

Further, the second polishing member 223 is sand paper with fine roughness, the second polishing member 223 is provided with a second protrusion 229 and a second concave ring part 220 surrounding the second protrusion 229, the second rotating disc 222 is detachably connected with the second pressing ring 202, and the second pressing ring 202 presses the edge of the second polishing member 223 into the second concave ring part 220, so that the second polishing member 223 is fixed.

Further, the conveying device is used for driving the magnetic core to move from one end of the polishing device 2 to the other end, the conveying device comprises a driving roller arranged at one end of the rack 1, a driven roller arranged at the other end of the rack 1, a conveying belt 10 and a servo motor, the servo motor drives the driving roller to rotate through a belt, and the conveying belt 10 is sleeved on the driven roller and the driving roller, so that when the driving roller rotates, the conveying belt 10 can rotate; the belt 10 is located below the first and second grinding members, so that when the magnetic core is placed on the belt 10, the belt 10 will carry the magnetic core to move below the first and second grinding members for grinding twice.

Specifically, the feeding device is used for pushing the magnetic cores to the conveying device, and the feeding device comprises a bracket 51, a plurality of trays 52, a pushing component 53 and a driving component 54, wherein the number of the trays 52 is multiple, the magnetic cores are placed on the trays 52 in a whole row, the trays 52 can be plastic trays or wood trays, and the trays 52 are provided with openings 520, so that the magnetic cores on the trays 52 can be pushed out from the openings 520; the support 51 is used for supporting the tray 52, the support 51 comprises a frame body 514 and a rubber roller 512, the frame body 514 is a metal frame, the rubber roller 512 is movably connected to the frame body 514, a plurality of anti-skid convex ribs 513 arranged in a strip shape are arranged on the end face of the rubber roller 512, and the tray 52 can be directly placed on the rubber roller 512.

Furthermore, limiting parts 511 are placed on two sides of the frame body 514, the limiting parts 511 are inverted L-shaped, a convex part 521 is arranged at one end of the tray 52, the convex part 521 is a convex strip arranged on the side wall of the frame body 514, so that when the tray 52 is placed, the tray 52 can be directly placed on the rubber roller 512, then when the bracket 51 is driven by the driving part 54 to move from one end to the other end, when the bracket 51 inclines, the tray 52 slightly moves, and at the moment, the convex part 521 is directly inserted into the limiting parts 511, and the limiting parts 511 can limit the tray 52 from tipping in the process, so that the stability of the tray 52 in the using process is guaranteed.

Specifically, the driving part 54 includes a driving cylinder 541, a connecting member 542 and a pull rod structure 55, wherein the driving cylinder 541 is a conventional cylinder in the market, one end of the driving cylinder 541 is fixed on the frame 1, the connecting member 542 is a metal sleeve, one end of the connecting member 542 is connected to the driving cylinder 541, and the other end is movably connected to the frame 514; the pull rod structure 55 is used for driving the bracket 51 to move from one end to the other end by the driving part 54, and the pull rod structure 55 can pull the bracket 51 to be converted from a horizontal state to an inclined state from top to bottom.

The pull rod structure 55 comprises a first rod 551, a second rod 552 and an elastic member 553, wherein one end of the first rod 551 is connected with the frame 1, the other end of the first rod 551 is movably connected with the second rod 552, and one end of the second rod 552 is movably connected with the frame; the elastic member 553 is a spring, and one end of the elastic member 553 is connected to the first rod 551, and the other end is connected to the second rod 552, so that the pull rod structure 55 can pull the bracket 51 to move when the driving part 54 pushes the bracket 51 to move; in order to ensure that the bracket 51 is placed, a first magnetic member 561 is arranged on the connecting member 542, and the first magnetic member 561 is a magnet; a second magnetic part 562 is arranged on the bracket 51, and the second magnetic part 562 is also provided with a magnet; therefore, when the bracket 51 is reset, the first magnetic member 561 and the second magnetic member 562 attract each other, and thus the bracket 51 is maintained in a horizontal state.

Further, the pushing member 53 includes a pushing plate 530, a first driving member 531 and a second driving member 532, the pushing plate 530 is a metal plate, a first bracket 535 and a second bracket 536 symmetrically arranged with the first bracket 535 are arranged on the pushing plate 530 in an inclined manner from left to right, and both the first bracket 535 and the second bracket 536 are integrally formed with the pushing plate, so that the first bracket 535 and the second bracket 536 form a flaring shape; the first and second brackets can push the magnetic cores, so that the magnetic cores at two ends can move towards the middle under the pushing of the first and second brackets, and the magnetic cores can be tightly contacted together, so that the magnetic cores can be kept to be polished effectively in the subsequent polishing process; an anti-overturning protrusion 537 is arranged on the side wall of the pushing plate 530, and the anti-overturning protrusion 537 is a convex strip; the anti-overturning convex part can avoid the phenomenon that the secondary magnetic core turns over when being pushed when the magnetic core is pushed, and particularly can avoid the phenomenon that the magnetic core tilts or rolls off when the first and second brackets push the magnetic core together; when the pushing plate 530 pushes the magnetic cores, the anti-overturning parts 537 are located above the magnetic cores, so that when the magnetic cores are pushed, each row of magnetic cores are pushed by the first and second movable parts to be in close contact with each other, and the anti-overturning parts 537 limit the magnetic cores; meanwhile, a buffer 538 is arranged on the pushing element 530, the buffer 538 is a rubber layer, and when the pushing element 530 pushes the magnetic core, the buffer 530 is in contact with the side wall of the magnetic core; through setting up the bolster when propelling movement magnetic core, it is comparatively gentle when contacting with the magnetic core, therefore the propelling movement of the whole row of ability of magnetic core is gone on.

Specifically, the first driving element 531 and the second driving element 532 are both air cylinders, the first driving element 531 is connected to the pushing plate 530, and the first driving element 531 pushes the pushing plate 530 to move up and down; the second driving member 532 is also an air cylinder, and the second driving member 532 is connected to the first driving member 531, so that the second driving member 532 drives the first driving member 531 and the pushing member 530 to move left and right, and the first and second driving members can drive the pushing member 530 to move up and down and left and right.

Further, a blocking component for blocking the magnetic core is arranged on the machine frame 1, the blocking component includes a fixing frame 560 connected to the machine frame 1, a first blocking member 561 connected to the fixing frame 560, and a second blocking member 562 connected to the fixing frame, the first blocking member 561 is a metal strip, the length of the second blocking member 562 is shorter than that of the first blocking member 561, the first blocking member 561 and the second blocking member 562 are placed in parallel, a bending portion 563 is arranged on the second blocking member 562, and the bending portion 563 can facilitate the magnetic core to enter between the first blocking member 561 and the second blocking member 562.

Further, the material taking device is used for clamping the polished magnetic core from the conveying device, and the material taking device comprises a material clamping part 61 and a supporting part 62 for supporting the material clamping part 61, wherein the supporting part 62 comprises a vertical rod 621 rotatably arranged on the rack 1 and a supporting rod 622 movably connected with the upper end of the vertical rod 621, the vertical rod 621 is a metal rod perpendicular to the rack 1, the vertical rod 621 is rotatable on the rack 1, and the supporting rod 622 and the upper end of the vertical rod 621 are movable; the material clamping component 61 comprises a first clamping piece 611 and a second clamping piece 612, the first clamping piece 612 is rotatably connected with the supporting rod 622, the middle part of the first clamping piece 611 is movably connected with the second clamping piece 612, a first anti-slip layer 615 is arranged on the first clamping piece 611, a second anti-slip layer 616 is arranged on the second clamping piece 612, the first anti-slip layer 615 is flannelette, and the second anti-slip layer 616 is also flannelette; meanwhile, the first anti-slip layer 615 is detachably connected with the first clamping member 611 through a first magic tape 617, and the second anti-slip layer 616 is detachably connected with the second clamping member 612 through a second magic tape 618.

It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all 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.

Claims

1. An apparatus for grinding a magnetic core, comprising: comprises a frame (1); the grinding device (2) is arranged on the rack (1) and is used for carrying out rough grinding and fine grinding on the surface of the magnetic core; the conveying device is arranged on the rack (1) and is used for driving the magnetic core to move from one end of the polishing device (2) to the other end; the feeding device is used for pushing the magnetic core to the conveying device and comprises a bracket (51), a tray (52) detachably connected with the bracket (51), a pushing component (53) and a driving component (54) used for driving the bracket (51) to move back and forth, the magnetic core is placed on the tray (52), when the bracket (51) moves forward, the bracket (51) is changed from a horizontal arrangement to an inclined arrangement, and then the pushing component (53) pushes at least part of the magnetic core to fall onto the conveying device; the material taking device is used for clamping the polished magnetic cores from the conveying device; an inverted L-shaped limiting part (511) is arranged at one end of the support (51), and a convex part (521) matched with the limiting part (511) is arranged at the end part of the tray (52).

2. An apparatus for grinding a magnetic core as defined in claim 1, wherein: the material taking device comprises a material clamping component (61) and a supporting component (62) used for supporting the material clamping component (61), and the supporting component (62) is arranged on the rack (1).

3. An apparatus for grinding a magnetic core as defined in claim 2, wherein: the material clamping component (61) comprises a first clamping piece (611) and a second clamping piece (612) which is matched with the first clamping piece (611) to clamp materials, a first anti-skid layer (615) is arranged on the first clamping piece (611), and a second anti-skid layer (616) is arranged on the second clamping piece (612).

4. An apparatus for grinding a magnetic core as defined in claim 3, wherein: the first anti-slip layer (615) is detachably connected with the first clamping piece (611) through a first magic tape (617), and the second anti-slip layer (616) is detachably connected with the second clamping piece (612) through a second magic tape (618).

5. An apparatus for grinding a magnetic core as defined in claim 4, wherein: the supporting component (62) comprises a vertical rod (621) vertically arranged on the rack (1) and a supporting rod (622) movably connected with the vertical rod (621), and the supporting rod (622) is connected with the first clamping piece (611).

6. An apparatus for grinding a magnetic core as defined in claim 1, wherein: the driving part (54) comprises a driving cylinder (541) arranged on the rack (1), a connecting piece (542) detachably connected with the driving cylinder (541) and a pull rod structure (55) used for pulling one end of the support (51) to move downwards, wherein the pull rod structure (55) can be bent.

7. An apparatus for grinding a magnetic core as defined in claim 6, wherein: the pull rod structure (55) comprises a first rod body (551) connected with the rack (1), a second rod body (552) movably connected with the first rod body (551), and an elastic piece (553) with one end connected with the first rod body (551) and the other end connected with the second rod body (552), wherein the second rod body (552) is connected with one end of the support (51).

8. An apparatus for grinding a magnetic core as defined in claim 7, wherein: the connecting piece (542) is provided with a plurality of first magnetic pieces (561), and the bracket (51) is provided with a plurality of second magnetic pieces (562) matched with the first magnetic pieces (561).

9. An apparatus for grinding a magnetic core as defined in claim 8, wherein: the tray is characterized in that a plurality of rubber rollers (512) used for supporting the tray are arranged on the support (51), and anti-skidding convex ribs (513) are arranged on the rubber rollers (512).