CN115156045B - Preparation method and equipment of magnet - Google Patents

Abstract

The invention discloses a preparation method and equipment of a magnet, wherein the preparation method comprises a box body and a feeding funnel arranged at the top of the box body, two partition plates are arranged in the box body, a first filter plate is movably arranged between the outer side of each partition plate and the box body, a notch is formed in each partition plate, a sealing plate is connected at the notch in a sliding manner, a second filter plate is arranged at the outer side of each partition plate in a sliding manner, and the tops of the first filter plate and the second filter plate are inclined planes; a lifting assembly is arranged between the first filter plate and the second filter plate; when the lifting assembly contacts with the second filter plate, the second filter plate can be driven to move upwards, meanwhile, the sealing plate is lifted upwards to open the notch on the partition plate in the upward moving process through the lifting assembly, residues falling onto the second filter plate can slide downwards to pass through the notch and are discharged to the outer side of the box body from between the two partition plates, and waste materials can be cleaned under the condition of no shutdown through the scheme, so that the continuity of screening work is maintained.

Description

Preparation method and equipment of magnet

Technical Field

The invention relates to the technical field of magnet preparation, in particular to a preparation method and equipment of a magnet.

Background

In various magnet technologies, the sintering method is most widely applied, and is suitable for neodymium iron boron to aluminum nickel cobalt. However, in the actual production process, debugging is often required according to the characteristics of various magnets, the sintering process adopts a powder metallurgy method, is the most widely applied production process at present, is suitable for producing sintered magnets such as neodymium iron boron, permanent magnetic ferrite, samarium cobalt, sintered aluminum nickel cobalt and the like, and generally has the following process flows: raw material preparation, proportioning, smelting, crushing, screening, pulverizing, magnetic field orientation and profiling, sintering, tempering and the like.

The invention of China patent CN111545440A discloses a powder screening device for processing a magnet, which comprises a base, wherein a bottom plate is supported in the base through a first spring, a vibrating motor is mounted in the middle of the lower end of the bottom plate, screening seats are arranged at the upper end of the bottom plate through supporting seats on two sides, a screen is arranged at the bottom of each screening seat, and a material distributing disc extending into the screening seats is connected between supporting columns; the bottom of mount pad is connected with the drive pivot via servo motor driven through coupling mechanism swing joint, drive pivot bottom is connected with the brush dish that stretches into in the feed divider, the right side of mount pad still is connected with the batch charging box, the inside crushing mechanism that still is equipped with via servo motor driven of batch charging box. According to the invention, under the condition of rotation of the brush disc, the iron-boron powder is tiled, so that the screening speed of the iron-boron powder through the material leakage holes is improved; and screening is performed twice, so that the screening efficiency of the iron-boron powder is improved.

Above-mentioned scheme sieves the material through the screen cloth, but along with the growth of live time, can accumulate more impurity on the screen cloth, if not clear up in time can influence the normal work of equipment to it, and above-mentioned equipment needs to clear up the impurity on the screen cloth under the state of shutting down, on the one hand is inconvenient to operate, and on the other hand clearance is the continuity that can influence screening work under the state of shutting down.

Therefore, there is a need to provide a method for manufacturing a magnet and an apparatus thereof, which solve the above technical problems.

Disclosure of Invention

The invention aims to provide a preparation method and equipment of a magnet, which are used for solving the problems that the existing equipment provided in the background technology is inconvenient to operate on one hand and the continuity of screening work is affected by cleaning in a shutdown state on the other hand because more impurities can be accumulated on the screen along with the increase of the service time and the normal work of the equipment is affected if the impurities are not cleaned in time.

Based on the thought, the invention provides the following technical scheme: the feeding hopper is arranged at the top of the box body, two partition plates are arranged in the box body, a first filter plate is movably arranged between the outer sides of the partition plates and the box body, a notch is formed in each partition plate, a sealing plate is connected to the notch in a sliding mode, a second filter plate is arranged on the outer sides of the partition plates in a sliding mode, and inclined planes are formed at the tops of the first filter plate and the second filter plate;

a lifting assembly is arranged between the first filter plate and the second filter plate, the lifting assembly drives the sealing plate to move upwards in the process of moving upwards to open the notch on the partition plate, and the lifting assembly drives the second filter plate to move upwards and pass through the notch after the notch is opened.

As a further scheme of the invention: the two sides of the bottom of the box body are provided with discharge ports, the bottom of the box body is positioned between the two discharge ports and provided with slag discharge ports, and the slag discharge ports are arranged between the two partition boards.

As a further scheme of the invention: the lifting assembly comprises a sliding plate which is arranged between the first filter plate and the second filter plate in a sliding manner, one side of the top of the sliding plate, which is away from the partition plate, is fixedly connected with a vertical plate, one side of the vertical plate, which is close to the partition plate, is hinged with a rotating plate, one side of the vertical plate, which is close to the partition plate, is provided with a sliding groove, the sliding groove is internally connected with a sliding block in a sliding manner, when the sliding block slides to the top end position of the sliding groove, the sliding block extrudes the rotating plate to a horizontal position, one side, which is close to the rotating plate, of the sealing plate is fixedly connected with a clamping strip matched with the rotating plate, and one side, which is close to the partition plate, of the sliding plate is fixedly connected with a supporting rod.

As a further scheme of the invention: the bottom of slide is provided with drive unit, drive unit is including rotating the screw rod that sets up in the spout, the inside round hole that is formed with of screw rod, the screw rod passes the slider and with slider threaded connection, the bottom of slide is provided with spacing axle, the helicla flute has been seted up to the lateral surface of spacing axle, the both ends that lie in the helicla flute on the lateral surface of spacing axle all communicate and are provided with the bar groove, the through-hole that runs through has been seted up on the slide, the top of spacing axle then passes this through-hole and extends to the round hole inside of screw rod, fixedly connected with and helicla flute and bar groove matched with stopper on the inner wall of through-hole, when the stopper slides to the helicla flute inside from the bar groove, the linear motion of stopper will be converted into the rotary motion of spacing axle, the lateral surface of spacing axle is close to top position department fixedly provided with the lug, set up on the inner wall of round hole with lug matched with spacing groove, the lug extends to spacing inslot and with rather than sliding fit.

As a further scheme of the invention: the top of riser is provided with the stay cord, the bottom and the top fixed connection of riser of stay cord, the stay cord passes the box and extends to the outside of box, the one end that the stay cord extends to the box outside is fixed mutually with the winding axle that the box top was arranged, and the winding axle is connected with the motor drive at box top.

As a further scheme of the invention: the bottom of the second filter plate is provided with a bottom plate, the bottom plate is fixedly connected with the partition plate, a telescopic rod is fixedly connected between the bottom plate and the second filter plate, and a second spring is arranged inside the telescopic rod.

As a further scheme of the invention: the sealing plate is arranged to be L-shaped, a guide rod is fixedly connected to the sealing plate, a baffle is fixedly connected to the upper portion of the notch on the inner side face of the partition plate, the guide rod penetrates through the baffle and is in sliding connection with the baffle, a first spring is sleeved on the outer side of the guide rod, and the first spring is arranged between the sealing plate and the baffle.

As a further scheme of the invention: the outer side face fixedly connected with base plate of baffle, fixedly connected with sleeve on the base plate, the bottom of spacing axle extends to the sleeve inside and rotates with it and be connected.

As a further scheme of the invention: vibration motors are arranged at four corners of the bottom of the first filter plate.

A method of preparing a magnet comprising the steps of:

s1, feeding a magnet material to be screened into a box body through a feed inlet;

s2, starting a vibration motor to drive the first filter plate to move up and down to screen the materials;

s3, driving the winding shaft to rotate through the motor to wind the pull rope, so that the vertical plate and the second filter plate are driven to move upwards to discharge waste residues.

Compared with the prior art, the invention has the beneficial effects that: the top of first filter plate and second filter plate all sets up to the inclined plane, and the direction slope towards the baffle, consequently, be detained on the residue at first filter plate top can slide downwards and place on the second filter plate after crossing lifting unit, lifting unit upwards moves this moment, can drive the second filter plate upwards to remove when lifting unit contacts with the second filter plate, and simultaneously, upwards lift the notch on thereby opening the baffle through lifting unit in the in-process that upwards moves, thereby the residue that falls on the second filter plate can slide downwards and pass the notch and discharge to the box outside from between two baffles this moment, can realize clearing up the waste material under the state of not stopping through this scheme, thereby the continuity of screening work has been kept.

Drawings

The invention will be further described with reference to the drawings and examples.

FIG. 1 is a schematic view of the overall structure of the present invention;

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

FIG. 3 is a schematic view of the structure of the separator plate and the first filter plate of the present invention;

FIG. 4 is a schematic view of the position structure of the separator plate, the first filter plate and the second filter plate of the present invention;

FIG. 5 is a schematic view of the seal plate, guide plate and first spring arrangement of the present invention;

FIG. 6 is a schematic view of the structure of the support bar of the present invention;

FIG. 7 is a schematic view of a spacing shaft of the present invention;

FIG. 8 is a schematic view of a stopper according to the present invention;

FIG. 9 is an enlarged schematic view of the structure of FIG. 3A in accordance with the present invention;

FIG. 10 is an enlarged schematic view of the structure of FIG. 5B in accordance with the present invention;

FIG. 11 is a schematic view of the fit structure of the limit shaft and the screw of the present invention;

FIG. 12 is an enlarged schematic view of the structure of FIG. 11 at C in accordance with the present invention;

FIG. 13 is a schematic view of the bump and the limiting groove according to the present invention.

In the figure: 1. a case; 2. a feed hopper; 3. winding a shaft; 4. a discharge port; 5. a slag discharge port; 6. a pull rope; 7. a partition plate; 8. a sealing plate; 9. clamping strips; 10. a riser; 11. a first filter plate; 12. a vibration motor; 13. a material guide plate; 14. a limiting shaft; 15. a slide plate; 16. a telescopic rod; 17. a second filter plate; 18. a notch; 19. a guide rod; 20. a guide groove; 21. a first spring; 22. a screw; 23. a rotating plate; 24. a chute; 25. a slide block; 26. a support rod; 27. a spiral groove; 28. a bar-shaped groove; 29. a limiting block; 30. a limit groove; 31. a round hole; 32. and a bump.

Description of the embodiments

As shown in fig. 1-4, a method for preparing a magnet and a device thereof, which comprises a box body 1, wherein the box body 1 can be fixed on an external bracket in actual use, so that the bottom of the box body 1 leaves the ground, two sides of the top of the box body 1 are both communicated with a feeding funnel 2, two partition plates 7 are symmetrically arranged at the central position inside the box body 1, a discharging channel is formed between the two partition plates 7, the partition plates 7 are fixedly connected with the box body 1, the outer side surfaces of the partition plates 7 are contacted with the inner wall of the box body 1, a first filter plate 11 is movably arranged between the outer side of the partition plates 7 and the box body 1, the first filter plate 11 is in sliding connection with the box body 1, a vibrating motor 12 is arranged at four corners of the bottom of the first filter plate 11, guide plates 13 are fixedly arranged at the bottom end inside the box body 1, the guide plates 13 are symmetrically arranged between the partition plates 7 and the inner wall of the box body 1, and a discharging port 4 is formed between the two guide plates 13 at the same side of the bottom of the box body 1.

During actual use, the magnet fine materials to be screened are fed into the box body 1 through the feeding hopper 2 and fall to the top of the first filter plate 11, meanwhile, the vibrating motor 12 drives the first filter plate 11 to vibrate up and down to scatter materials, so that the materials can be screened by the first filter plate 11 more quickly, the materials passing through the first filter plate 11 can fall onto the material guide plate 13 at the bottom of the box body 1 and finally are discharged from the material outlet 4, and some impurities with larger volumes can be retained on the first filter plate 11.

Along with the growth of the service time, more impurities can be accumulated on the first filter plate 11, if the impurities are not cleaned, normal operation of equipment can be affected, and screening machines commonly used in some magnet preparation processes generally need to clean the impurities on a filter screen in a shutdown state, so that on one hand, the operation is inconvenient, and on the other hand, the efficiency is reduced due to cleaning in the shutdown state.

Therefore, the notch 18 has been seted up on the baffle 7 in this scheme, and notch 18 department sliding connection has shrouding 8, can seal the notch 18 on the baffle 7 through shrouding 8, and the outside slip of baffle 7 is provided with second filter plate 17, be provided with lifting unit between first filter plate 11 and second filter plate 17, during actual use, the top of first filter plate 11 and second filter plate 17 all sets up the inclined plane, and the direction slope towards baffle 7, consequently, the residue that is detained at first filter plate 11 top can slide downwards and place on the second filter plate 17 after going over lifting unit, lifting unit upwards moves this moment, thereby can drive second filter plate 17 upwards to remove when lifting unit contacts with second filter plate 17, thereby upwards lift up notch 18 on the baffle 7 through lifting unit in the in-process that upwards moves, the residue that falls on second filter plate 17 this moment can slide downwards and pass notch 18 and discharge to the outside of box 1 from between two baffles 7, simultaneously, can seal the space at the top of second filter plate 17 through lifting unit, thereby fine material is discharged from notch 18, the filter plate structure can be kept down in order to keep the continuous production efficiency, thereby the efficiency of cleaning up is kept to the filter plate under the condition that can not stop the work, and has been cleaned up.

As shown in fig. 3 to 6 and 9 to 10, the lifting assembly comprises a sliding plate 15 slidably disposed between a first filter plate 11 and a second filter plate 17, wherein both sides of the sliding plate 15 are respectively contacted with the first filter plate 11 and the second filter plate 17, a vertical plate 10 is fixedly connected to one side of the top of the sliding plate 15 far away from the partition plate 7, a rotating plate 23 is hinged to one side of the vertical plate 10 near the partition plate 7, when the rotating plate 23 rotates downwards to a vertical state, the rotating plate 23 is attached to the vertical plate 10, and at the moment, the outer side of the rotating plate 23 is flush with both sides of the sliding plate 15, specifically, the top of the rotating plate 23 is hinged to the side of the vertical plate 10 through a hinge, the top surface of the rotating plate 23 is lower than the top surface of the vertical plate 10, a sliding groove 24 is formed in one side of the vertical plate 10 near the partition plate 7, a sliding block 25 is slidably connected to the inside of the sliding groove 24, when the sliding block 25 slides to the top end position of the sliding groove 24, the sliding block 25 presses the rotating plate 23 to the horizontal position, a clamping strip 9 is fixedly connected to one side surface of the sealing plate 8 close to the rotating plate 23, when the rotating plate 23 is pressed to the horizontal position by the sliding block 25, the rotating plate 23 is arranged at the bottom of the clamping strip 9 and is clamped with the clamping strip 9, so that the sealing plate 8 moves upwards along with the rising of the rotating plate 23, the notch 18 on the partition plate 7 is opened, a supporting rod 26 is fixedly connected to one side surface of the sliding plate 15 close to the partition plate 7, when the sliding plate 15 drives the supporting rod 26 to move upwards to be in contact with the second filter plate 17, the second filter plate 17 can be driven to move upwards, the notch 18 is opened through the cooperation of the rotating plate 23 and the clamping strip 9, therefore, when the second filter plate 17 moves upwards at the notch 18, waste materials on the second filter plate can pass through the notch 18 and be discharged from between the two partition plates 7, the bottom surface of the rotating plate 23 is obliquely arranged, when the slider 25 slides to the bottommost end along the slide groove 24, the rotating plate 23 is rotated downward to return to the vertical state, and the outer side surface of the rotating plate 23 can be ensured to be flush with the side surface of the slide plate 15.

A slag discharge port 5 is arranged at the bottom of the box body 1 and between the two discharge ports 4, so that waste materials can be discharged conveniently.

A guide groove 20 is formed in the outer side face of the partition plate 7, the guide groove 20 is matched with the sealing plate 8, and when the sealing plate 8 moves upwards, the sealing plate is attached to the side face of the guide groove 20.

The bottom of the slide plate 15 is provided with a driving unit, when the slide plate 15 and the vertical plate 10 move upwards, the driving unit can drive the slide block 25 to move upwards along the chute 24, and similarly, when the vertical plate 10 and the slide plate 15 move downwards, the slide block 25 slides downwards, at the moment, the rotating plate 23 is downwards rotated to be vertical under the influence of gravity and is contacted with the vertical plate 10, and then the rotating plate 23 and the vertical plate 10 are arranged between the first filter plate 11 and the second filter plate 17 so as to be convenient for the next use.

As shown in fig. 4-8 and 11-13, the driving unit includes a screw 22 rotatably disposed in a chute 24, a circular hole 31 is formed in the screw 22, specifically, the screw 22 passes through a slider 25 and is in threaded connection with the slider 25, a limiting shaft 14 is disposed at the bottom end of the slider 15, a spiral groove 27 is disposed on an outer side surface of the limiting shaft 14, two ends of the spiral groove 27 on the outer side surface of the limiting shaft 14 are all communicated with each other, and the strip grooves 28 are disposed along an axial direction of the limiting shaft 14.

Further, a through hole is formed in the sliding plate 15, the top end of the limiting shaft 14 passes through the through hole and extends into a round hole 31 of the screw 22, a limiting block 29 is fixedly connected to the inner wall of the through hole, when the limiting block 29 slides from the strip-shaped groove 28 to the inside of the spiral groove 27, the linear motion of the limiting block 29 can be converted into the rotary motion of the limiting shaft 14, when the limiting block 29 slides from the spiral groove 27 to the inside of the strip-shaped groove 28, the limiting block 29 slides in the strip-shaped groove 28 to enable the limiting shaft 14 to be in a static state, in addition, a protruding block 32 is fixedly arranged at a position, close to the top end, of the outer side surface of the limiting shaft 14, a limiting groove 30 matched with the protruding block 32 is formed in the inner wall of the round hole 31, and specifically, the protruding block 32 extends into the inside of the limiting groove 30 and is in sliding fit with the limiting groove.

In actual use, the first filter plate 11 can filter the particles with larger size in the fine materials, the particles can slide to the top of the second filter plate 17 along the top of the first filter plate 11, when the accumulated particles need to be cleaned, the sliding plate 15 can be driven to move upwards, the vertical plate 10 and the rotating plate 23 can be driven to synchronously move upwards through the sliding plate 15, when the sliding plate 15 moves upwards relative to the limiting shaft 14, the limiting block 29 on the inner wall of the through hole of the sliding plate 15 slides in the strip-shaped groove 28 near the bottom end of the limiting shaft 14, at the moment, the limiting shaft 14 keeps in a static state, when the vertical plate 10 and the rotating plate 23 pass over the first filter plate 11 and the second filter plate 17, the limiting block 29 moves upwards from the strip-shaped groove 28 at the bottom end to the spiral groove 27, at the moment, when the sliding plate 15 continues to move upwards, the limit shaft 14 can be driven to rotate through the cooperation of the limit block 29 and the spiral groove 27, and the limit shaft 14 is in sliding fit with the limit groove 30 through the convex block 32, so that when the limit shaft 14 rotates, the screw 22 can be driven to rotate, along with the rotation of the screw 22, the sliding block 25 gradually moves upwards in the sliding groove 24 and extrudes the rotating plate 23 to incline the rotating plate, when the rotating plate 23 is extruded by the sliding block 25 to be vertical to the sealing plate 8, the rotating plate 23 is arranged at the bottom of the clamping strip 9 and is clamped with the clamping strip, at the moment, the limit block 29 just slides from the spiral groove 27 to the inside of the top-end strip groove 28, the supporting rod 26 at one side of the sliding plate 15 also moves to the bottom of the second filter plate 17, at the moment, when the sliding plate 15 continues to move upwards, the sealing plate 8 can be driven to move upwards to open the notch 18, and at the moment, the second filter plate 17 also moves upwards synchronously, when the second filter plate 17 moves to the notch 18, the particles on the second filter plate 17 slide downwards through the notch 18 and are discharged to the outside of the box body 1 from between the two partition plates 7, and the top of the second filter plate 17 can be sealed when the rotating plate 23 rotates in a state perpendicular to the sealing plate 8, so that the waste of raw materials caused by the discharge of the fine magnet materials from the notch 18 is avoided.

As shown in fig. 1 and 3, in order to drive the riser 10 and the slide plate 15 to move upwards, a pull rope 6 is arranged at the top of the riser 10, the bottom end of the pull rope 6 is fixedly connected with the top of the riser 10, the pull rope 6 penetrates through the box body 1 and extends to the outer side of the box body 1, the pull rope 6 is slidably connected with the box body 1, a motor is arranged at the top of the box body 1, an output shaft of the motor is in transmission connection with the winding shaft 3, in actual use, a winding wheel can be sleeved on the outer side of the winding shaft 3, one end of the pull rope 6 extending to the outer side of the box body 1 is fixed with the winding wheel, a stabilizing plate is rotatably arranged at the tail end of the pull rope for maintaining stability during rotation of the winding shaft 3, and the stabilizing plate is fixed at the top of the box body 1.

In actual use, the motor drives the winding shaft 3 to rotate, so that the stay rope 6 can be wound to drive the vertical plate 10 and the sliding plate 15 to move upwards, and when the motor drives the winding shaft 3 to rotate reversely, the sliding plate 15 and the vertical plate 10 move downwards under the action of self gravity to reset, and the sliding plate 15 can be made of steel materials to increase the self weight.

As shown in fig. 4, the bottom of the second filter plate 17 is provided with a bottom plate, the bottom plate is fixedly connected with the partition plate 7, a telescopic rod 16 is fixedly connected between the bottom plate and the second filter plate 17, specifically, the telescopic rod 16 comprises a sliding rod and a sliding sleeve sleeved outside the sliding rod, the top end of the sliding rod is fixedly connected with the second filter plate 17, the bottom end of the sliding sleeve is fixedly connected with the bottom plate, a second spring is arranged inside the sliding sleeve, when the second filter plate 17 moves upwards, the telescopic rod 16 can be driven to stretch out and draw back, and when the vertical plate 10 and the sliding plate 15 move downwards to reset, the second filter plate 17 can be driven to reset through the second spring so as to be convenient for the next use.

The shrouding 8 sets up to the L type, fixedly connected with guide bar 19 on its horizontal extension face, and baffle 7 medial surface is located the top department fixedly connected with baffle of notch 18, and guide bar 19 passes the baffle and rather than sliding connection, overlaps in the outside of guide bar 19 and is equipped with first spring 21, and first spring 21 sets up between shrouding 8 and baffle, is favorable to driving shrouding 8 through this structure and resets.

As shown in fig. 3, a base plate is fixedly connected to the outer side surface of the partition 7, a sleeve is fixedly connected to the base plate, the bottom end of the limiting shaft 14 extends into the sleeve and is rotatably connected with the sleeve, the sleeve is beneficial to the installation of the limiting shaft 14, a fixed plate is installed at the bottom of the vibration motor 12, and the fixed plate is fixedly connected with the box body 1.

Claims (8)

1. The utility model provides a preparation equipment of magnet, includes the box and sets up in the feed hopper at box top, its characterized in that: two partition plates are arranged in the box body, a first filter plate is movably arranged between the outer side of each partition plate and the box body, a notch is formed in each partition plate, a sealing plate is connected to the notch in a sliding mode, a second filter plate is arranged on the outer side of each partition plate in a sliding mode, and inclined planes are formed at the tops of the first filter plate and the second filter plate;

a lifting assembly is arranged between the first filter plate and the second filter plate, the lifting assembly drives the sealing plate to move upwards in the upward moving process to open the notch on the partition plate, and the lifting assembly drives the second filter plate to move upwards and pass through the notch after the notch is opened;

the lifting assembly comprises a sliding plate which is arranged between the first filter plate and the second filter plate in a sliding manner, a vertical plate is fixedly connected to one side, away from the partition plate, of the top of the sliding plate, a rotating plate is hinged to one side, close to the partition plate, of the vertical plate, a sliding groove is formed in one side, close to the partition plate, of the vertical plate, a sliding block is connected inside the sliding groove in a sliding manner, when the sliding block slides to the top end position of the sliding groove, the sliding block extrudes the rotating plate to a horizontal position, a clamping strip matched with the rotating plate is fixedly connected to one side, close to the rotating plate, of the sealing plate, and a supporting rod is fixedly connected to one side, close to the partition plate, of the sliding plate;

the bottom of slide is provided with drive unit, drive unit is including rotating the screw rod that sets up in the spout, the inside round hole that is formed with of screw rod, the screw rod passes the slider and with slider threaded connection, the bottom of slide is provided with spacing axle, the helicla flute has been seted up to the lateral surface of spacing axle, the both ends that lie in the helicla flute on the lateral surface of spacing axle all communicate and are provided with the bar groove, the through-hole that runs through has been seted up on the slide, the top of spacing axle passes this through-hole and extends to the round hole inside of screw rod, fixedly connected with and helicla flute and bar groove matched with stopper on the inner wall of through-hole, when the stopper slides to the helicla flute inside from the bar groove, the rectilinear motion of stopper will be converted into the rotary motion of spacing axle, the lateral surface of spacing axle is close to top position department fixedly provided with the lug, set up on the inner wall with lug matched with spacing groove, the lug extends to spacing inslot and rather than sliding fit.

2. The apparatus for producing a magnet according to claim 1, wherein: the two sides of the bottom of the box body are provided with discharge ports, the bottom of the box body is positioned between the two discharge ports and provided with slag discharge ports, and the slag discharge ports are arranged between the two partition boards.

3. A magnet preparation apparatus according to claim 2, characterized in that: the top of riser is provided with the stay cord, the bottom and the top fixed connection of riser of stay cord, the stay cord passes the box and extends to the outside of box, the one end that the stay cord extends to the box outside is fixed mutually with the winding axle that the box top was arranged, and the winding axle is connected with the motor drive at box top.

4. The apparatus for producing a magnet according to claim 1, wherein: the bottom of the second filter plate is provided with a bottom plate, the bottom plate is fixedly connected with the partition plate, a telescopic rod is fixedly connected between the bottom plate and the second filter plate, and a second spring is arranged inside the telescopic rod.

5. The apparatus for producing a magnet according to claim 1, wherein: the sealing plate is arranged to be L-shaped, a guide rod is fixedly connected to the sealing plate, a baffle is fixedly connected to the upper portion of the notch on the inner side face of the partition plate, the guide rod penetrates through the baffle and is in sliding connection with the baffle, a first spring is sleeved on the outer side of the guide rod, and the first spring is arranged between the sealing plate and the baffle.

6. The apparatus for producing a magnet according to claim 1, wherein: the outer side face fixedly connected with base plate of baffle, fixedly connected with sleeve on the base plate, the bottom of spacing axle extends to the sleeve inside and rotates with it and be connected.

7. The apparatus for producing a magnet according to claim 1, wherein: vibration motors are arranged at four corners of the bottom of the first filter plate.

8. A magnet production method using the production apparatus for a magnet according to any one of claims 1 to 7, characterized in that: the method comprises the following steps:

s1, feeding a magnet material to be screened into a box body through a feed inlet;

s2, starting a vibration motor to drive the first filter plate to move up and down to screen the materials;

s3, driving the winding shaft to rotate through the motor to wind the pull rope, so that the vertical plate and the second filter plate are driven to move upwards to discharge waste residues.

Images