阅读说明：本技术 一种钕铁硼超细粉预处理装置 (Neodymium iron boron superfine powder preprocessing device ) 是由 张华� 张相良 谢志忠 朱剑峰 赖泽斌 于 2020-06-20 设计创作，主要内容包括：本发明公开了一种钕铁硼超细粉预处理装置,主要解决现有钕铁硼细粉在收集到燃烧处理的周期长、工人劳动强度大的问题。包括：雾化仓、蓄水仓、积水仓、下水仓与燃烧仓,雾化仓的前部设有进风口,雾化仓的后部设有抽风机,抽风机用于抽出雾化仓内的空气,雾化仓具有过滤网与喷雾器,雾化仓的内顶面设有卡接块,过滤网连接在卡接块的下方；喷雾器设置在雾化仓的内顶面；蓄水仓设置在雾化仓的上方；积水仓设置在雾化仓的后下方；下水仓设置在雾化仓的的后下方,下水仓具有磁性吸附板、推料杆、出水口与接料盘,磁性吸附板为斜向下设置在下水仓中；燃烧仓设置在雾化仓的前下方。本发明获得了处理快速、降低工人的劳动强度,并且处理效率高的优点。(The invention discloses a neodymium iron boron ultrafine powder pretreatment device, which mainly solves the problems that the period for collecting and burning neodymium iron boron fine powder is long and the labor intensity of workers is high. The method comprises the following steps: the atomizing device comprises an atomizing bin, a water storage bin, a water accumulating bin, a lower water bin and a combustion bin, wherein the front part of the atomizing bin is provided with an air inlet, the rear part of the atomizing bin is provided with an exhaust fan, the exhaust fan is used for exhausting air in the atomizing bin, the atomizing bin is provided with a filter screen and a sprayer, the inner top surface of the atomizing bin is provided with a clamping block, and the filter screen is connected below the clamping block; the atomizer is arranged on the inner top surface of the atomization bin; the water storage bin is arranged above the atomization bin; the water accumulation bin is arranged at the rear lower part of the atomization bin; the lower water bin is arranged at the rear lower part of the atomization bin and is provided with a magnetic adsorption plate, a material pushing rod, a water outlet and a material receiving disc, and the magnetic adsorption plate is obliquely arranged in the lower water bin downwards; the combustion chamber is arranged in front of and below the atomization chamber. The invention has the advantages of rapid treatment, reduced labor intensity of workers and high treatment efficiency.)

1. The utility model provides a neodymium iron boron superfine powder preprocessing device which characterized in that includes:

atomizing storehouse, the front portion in atomizing storehouse is equipped with the air intake, and the rear portion in atomizing storehouse is equipped with the air exhauster, the air exhauster is used for taking out the air in the atomizing storehouse, atomizing storehouse has

The inner top surface of the atomization bin is provided with a clamping block, the filter screen is connected below the clamping block, and the filter screen is obliquely arranged;

the sprayer is arranged on the inner top surface of the atomization bin and positioned above the filter screen, and the sprayer is used for spraying water mist downwards;

the water storage bin is arranged above the atomization bin, water is stored in the water storage bin, and the water in the water storage bin is communicated with the atomizer;

the water accumulation bin is arranged behind and below the atomization bin and can collect fog water;

a lower water sump arranged below the back of the atomization bin and positioned in front of the water collecting bin, and having

The magnetic adsorption plate is obliquely arranged in the lower water sump downwards and is used for adsorbing fine powder particles;

the material pushing rod is arranged at the rear part of the lower water sump and used for pushing the fine powder particles on the magnetic adsorption plate;

the water outlet is arranged at the lower bottom of the lower water bin;

the receiving tray is arranged at the front part of the lower water sump and is used for containing fine powder particles;

the combustion chamber is arranged at the front lower part of the atomization chamber, and fine powder particles can be combusted in the combustion chamber.

2. A neodymium iron boron superfine powder preprocessing device as claimed in claim 1 wherein, a cotton roller is further arranged in the atomizing bin, the cotton roller is positioned at the rear of the filter screen, a water through hole is arranged below the filter screen, the inner bottom surface of the atomizing bin is an inclined surface, and mist water can flow backwards from the water through hole.

3. A nd-fe-b ultra-fine powder pretreatment device as claimed in claim 1, wherein a water-blocking plate is provided in front of the water storage chamber, two symmetrical rack bars are fixedly provided at the rear of the water-blocking plate, a first mounting part is provided in front of the water-blocking plate, a motor is provided in the first mounting part, a first gear is provided at the transmission end of the motor, a second gear is provided at one side of the first gear, and the first gear and the second gear are engaged with each other and provided with the rack bars.

4. The pre-processing device of neodymium iron boron ultra-fine powder as claimed in claim 1, wherein the bottom of the magnetic adsorption plate is provided with a slant block, the slant block drags the magnetic adsorption plate to incline downwards, the magnetic adsorption plate is arranged in a front-back staggered manner and is divided into a front row and a rear row, one side of the magnetic adsorption plate is connected with a third gear, the third gear connected with the magnetic adsorption plate of each row is sleeved with a belt, the other side of the magnetic adsorption plate is provided with a pull rod, a chute is arranged in the pull rod, the magnetic adsorption plate is connected with the chute, and the top of the pull rod is connected with a first telescopic cylinder.

5. A nd-fe-b ultra-fine powder pre-processing device as defined in claim 1, wherein a fixing frame is provided at the rear of the lower sump, the pushing rod is lapped on the fixing frame, and an oil cylinder is provided behind the pushing rod and can drive the pushing rod to move back and forth on the fixing frame.

6. An ndfeb micropowder preprocessing apparatus as claimed in claim 1, wherein the front end of the said push rod has a front end with a push rod

The pushing head is long-strip-shaped and is positioned at the front end of the material pushing rod;

and the scraping block is a triangular block, is larger than the abutting end and is positioned below the front end of the material pushing rod.

7. A nd-fe-b ultra-fine powder pre-processing device as defined in claim 1, wherein a first push plate is provided in the front part of the lower water sump, a second push plate is provided in the rear part of the lower water sump, the first push plate and the second push plate are horizontally aligned, the first push plate and the second push plate are provided with four pairs side by side, the material pushing rods are provided with four pairs up and down, and each pair of the first push plate and the second push plate is aligned with each material pushing rod.

8. A pre-processing device for superfine Nd-Fe-B powder as claimed in claim 7, wherein the front part of the first push plate is provided with an arc-shaped rod, the front part of the lower water sump is provided with a plurality of arc-shaped guide rails, the arc-shaped rod is connected with the arc-shaped guide rails, and the arc-shaped rod is provided with a spring on the arc-shaped guide rails.

9. A nd-fe-b ultra-fine powder pre-processing device as defined in claim 1, wherein the bottom of the atomizing chamber is provided with a first support frame, the first support frame is provided therein with a first slide block, the front end of the first support frame is provided with a first lead screw motor for driving the first slide block to move, the first slide block is provided therein with a second telescopic cylinder, and the lower end of the second telescopic cylinder is provided with a scraper plate.

10. A use method of a neodymium iron boron ultrafine powder pretreatment device comprises the following steps:

absorbing fine powder particles, starting an exhaust fan, sleeving a dust absorption sleeve in an air inlet, absorbing fine powder generated by processing and production in a point-by-point mode by the dust absorption sleeve, starting a sprayer, spraying water by the sprayer, enabling the mist water to be attached to a filter screen and a cotton roller and flow downwards, enabling the fine powder to enter an atomization bin, then enabling the fine powder to pass through meshes in the filter screen and be fused with the mist water, and enabling the fine powder and the mist water to flow into a water collecting bin from an inclined plane through a water through hole in the bottom of the filter screen;

scraping fine powder particles, starting a motor, driving a first gear to rotate clockwise to drive a second gear, then meshing with a toothed bar for transmission to enable a water blocking plate to ascend, enabling water fully accumulated in a water accumulation bin to slowly flow into a lower water bin, enabling the water to pass through magnetic adsorption plates arranged in the lower water bin in a left-right staggered mode to enable the fine powder particles in the water to be adsorbed on the water blocking plate, enabling all the fine powder particles to be adsorbed on the magnetic adsorption plates after the water in the water accumulation bin is drained, starting a first telescopic cylinder to ascend a pull rod to drive the magnetic adsorption plates to overturn upwards until the magnetic adsorption plates rotate to a horizontal position, then starting an oil cylinder, pushing a material pushing rod to advance by the oil cylinder, enabling the material pushing rod to enter the lower water bin through a second push plate, enabling a scraping block in front of the material pushing rod to be hung on the magnetic adsorption plates, scraping the fine powder particles, and finally pushing the fine powder particles out.

Collecting fine powder particles, starting a first lead screw motor and a second telescopic cylinder, driving a first sliding block to move towards a material pushing rod, driving a material scraping end at the rear end of a material scraping plate to hang down the fine powder particles scraped by a material scraping block, starting a second lead screw motor and a third telescopic cylinder, driving a second sliding block to move to the position below the material pushing rod, driving a material receiving plate to be close to the position below the material pushing rod which is being scraped, and enabling the scraped fine powder particles to fall into the material receiving plate;

burning fine powder particles, conveying a material receiving disc to a front plate, starting a servo motor, driving a driving wheel to rotate clockwise by the servo motor, enabling a second pull rope to pull the front plate to lift up, pushing the material receiving disc to enter a cooling part by the front end abutting head of a material scraping plate, driving the driving wheel to rotate anticlockwise by the servo motor, enabling a first pull rope to pull a rear plate to lift up, putting the front plate down, starting a third screw motor and a fourth telescopic cylinder, and driving a disc pulling plate to push the material receiving disc into a combustion bin for burning; the fine powder particles after the combustion treatment can be agglomerated, the material receiving disc enters the cooling part again under the pulling of the pulling disc plate, the cooling machine arranged in the cooling part cools the material receiving disc, and finally the material receiving disc is pulled downwards under the pushing head at the front end of the scraping plate to complete the combustion treatment process of the fine powder particles.

Technical Field

The invention relates to the field of roasting processes of neodymium iron boron, in particular to a neodymium iron boron ultrafine powder pretreatment device.

Background

The neodymium iron boron magnetic material is called as 'maga' due to excellent magnetism and is widely applied to a plurality of fields, but neodymium iron boron ultrafine powder waste can be generated in the production process of the neodymium iron boron magnet, the proportion of the ultrafine powder is about more than 1% of the yield, in order to save resources and improve the comprehensive utilization rate of waste resources, the neodymium iron boron magnetic material has important practical significance for recycling the neodymium iron boron ultrafine powder, and the prospect is wide.

In the prior art, powder particles with smaller partial particle sizes are generated in the process of producing and processing neodymium iron boron products, the powder with the particle sizes at set values is called neodymium iron boron ultrafine powder in the industry, the string iron boron ultrafine powder is scrapped and processed, the particle sizes are small, so the contact area with air is large, when the neodymium iron boron ultrafine powder is intensively exposed in the air, spontaneous combustion or even explosion can occur, the existing method for collecting the neodymium iron boron fine powder adopts an air isolation method to carry out closed collection and store in a sealed container, then the mixture is rolled to special combustion equipment to be manually combusted, rare earth elements in neodymium iron boron are recycled, but the whole process period is long, the operation labor intensity of workers is high, the fine powder needs to be carefully processed all the time, and the treatment is intensively carried out.

Disclosure of Invention

The invention aims to provide a neodymium iron boron ultrafine powder pretreatment device, which solves the problems that the period for collecting and burning neodymium iron boron fine powder is long and the labor intensity of workers is high.

In order to achieve the purpose, the embodiment of the invention adopts the following scheme:

the utility model provides a neodymium iron boron superfine powder preprocessing device which characterized in that includes:

atomizing storehouse, the front portion in atomizing storehouse is equipped with the air intake, and the rear portion in atomizing storehouse is equipped with the air exhauster, the air exhauster is used for taking out the air in the atomizing storehouse, atomizing storehouse has

The inner top surface of the atomization bin is provided with a clamping block, the filter screen is connected below the clamping block, and the filter screen is obliquely arranged;

the sprayer is arranged on the inner top surface of the atomization bin and positioned above the filter screen, and the sprayer is used for spraying water mist downwards;

the water storage bin is arranged above the atomization bin, water is stored in the water storage bin, and the water in the water storage bin is communicated with the atomizer;

the water accumulation bin is arranged behind and below the atomization bin and can collect fog water;

a lower water sump arranged below the back of the atomization bin and positioned in front of the water collecting bin, and having

The magnetic adsorption plate is obliquely arranged in the lower water sump downwards and is used for adsorbing fine powder particles;

the material pushing rod is arranged at the rear part of the lower water sump and used for pushing the fine powder particles on the magnetic adsorption plate;

the water outlet is arranged at the lower bottom of the lower water bin;

the receiving tray is arranged at the front part of the lower water sump and is used for containing fine powder particles;

the combustion chamber is arranged at the front lower part of the atomization chamber, and fine powder particles can be combusted in the combustion chamber.

The combustion chamber is internally provided with a second installation part, the second installation part is internally provided with a driving wheel, a first pulley and a second pulley, the first pulley is arranged at the left end and the right end of the second installation part, the driving wheel is arranged at the middle lower end of the second installation part, the right end and the left end of the second installation part are provided with a front plate and a rear plate, the rear plate is connected with a first pull rope, the first pull rope is wound on the first pulley to be connected with the driving wheel, the front plate is connected with a second pull rope, the second pull rope is wound on the second pulley to be connected with the driving wheel, the front plate is provided with a cooling part between the rear plates, and one side of the cooling part is provided with a cooler for cooling a material receiving disc.

Preferably, still be equipped with cotton roller in the atomizing storehouse, cotton roller is located the rear of filter screen, open the below of filter screen has the water gap, the interior bottom surface in atomizing storehouse is the inclined plane, can supply fog to flow backward from the water gap.

Preferably, a water blocking plate is arranged in front of the water storage bin, two symmetrical toothed bars are fixedly arranged at the rear part of the water blocking plate, a first installation part is arranged in front of the water blocking plate, a motor is arranged in the first installation part, a first gear is arranged at the transmission end of the motor, a second gear is arranged on one side of the first gear, and the first gear and the second gear are meshed with the toothed bars. The water blocking plate is only lifted a short distance, the accumulated fog can flow out slowly, if the water blocking plate is lifted too long, the fog can flow out quickly, the flow rate of fine powder particles in the fog is too high, and the fine powder particles cannot be absorbed by the magnetic adsorption plate, so that the water blocking plate is used for controlling the flow rate of water.

Preferably, the bottom of magnetic adsorption plate is equipped with the sloping block, the sloping block drags the slope of magnetic adsorption plate is downward, the magnetic adsorption plate is around crisscross setting, divide into front row and back row, one side of magnetic adsorption plate is connected and is equipped with the third gear, and the cover has the belt on the third gear that the magnetic adsorption plate of every row is connected, the opposite side of magnetic adsorption plate is equipped with the pull rod, be equipped with the spout in the pull rod, the spout is connected to the magnetic adsorption plate, first telescopic cylinder is connected at the top of pull rod. The fog water passes through the magnetic adsorption plates which are arranged in a staggered mode, and fine powder particles in the fog water are gradually adsorbed.

Preferably, the rear part of the lower water sump is provided with a fixed frame, the material pushing rod is lapped on the fixed frame, an oil cylinder is arranged behind the material pushing rod, and the oil cylinder can drive the material pushing rod to move back and forth on the fixed frame.

Preferably, the front end of the material pushing rod is provided with

The pushing head is long-strip-shaped and is positioned at the front end of the material pushing rod;

and the scraping block is a triangular block, is larger than the abutting end and is positioned below the front end of the material pushing rod.

Preferably, be equipped with first push pedal in the front portion of sump down, be equipped with the second push pedal in the rear portion of sump down, first push pedal with the second push pedal is the level and aligns the setting, first push pedal with the second push pedal is equipped with four pairs side by side, the ejector beam is equipped with four from top to bottom, and every first push pedal of pair, second push pedal align with every ejector beam.

Preferably, the front portion of first push pedal is equipped with the arc pole, the front portion of sump is equipped with a plurality of arc guide rails down, the arc pole is connected the arc guide rail is equipped with the spring on the arc guide rail at the arc pole.

Preferably, the bottom of the atomization bin is provided with a first support frame, a first sliding block is arranged in the first support frame, a first lead screw motor is arranged at the front end of the first support frame, the first lead screw motor is used for driving the first sliding block to move, a second telescopic cylinder is arranged in the first sliding block, and the lower end of the second telescopic cylinder is provided with a scraping plate.

Preferably, the scraper plate has

The scraping end is arranged at the rear end of the scraping plate; the scraping end is formed by bonding elastic soft plates, and fine powder particles on the scraping block in the hanging area are easy to bend and not easy to break.

The pull disc end is arranged at the front end of the scraping plate. The pull plate end is of an 'L' shape, and the pull plate end can push the receiving plate into the combustion bin and can pull out the receiving plate.

Preferably, the front portion of sump is equipped with the second support frame down, be equipped with the second slider in the second support frame, the front end of second support frame is equipped with second lead screw motor, second lead screw motor is used for driving the second slider and removes, be equipped with the flexible cylinder of third in the second slider, the upper end of the flexible cylinder of third is equipped with the tray, the take-up (stock) pan setting is in on the tray.

Preferably, be equipped with the third support frame in the rear portion of combustion chamber, be equipped with the third slider in the third support frame, the rear end of third support frame is equipped with third lead screw motor, third lead screw motor is used for driving the third slider and removes, the below of third slider is equipped with fourth telescopic cylinder, the upper end of fourth telescopic cylinder is equipped with the drawing disk board, the upper end of drawing disk board is hook-like for pull out the take-up reel.

A use method of a neodymium iron boron ultrafine powder pretreatment device comprises the following steps:

absorbing fine powder particles, starting an exhaust fan, sleeving a dust absorption sleeve in an air inlet, absorbing fine powder generated by processing and production in a point-by-point mode by the dust absorption sleeve, starting a sprayer, spraying water by the sprayer, enabling the mist water to be attached to a filter screen and a cotton roller and flow downwards, enabling the fine powder to enter an atomization bin, then enabling the fine powder to pass through meshes in the filter screen and be fused with the mist water, and enabling the fine powder and the mist water to flow into a water collecting bin from an inclined plane through a water through hole in the bottom of the filter screen;

scraping fine powder particles, starting a motor, driving a first gear to rotate clockwise to drive a second gear, then meshing with a toothed bar for transmission to enable a water blocking plate to ascend, enabling water fully accumulated in a water accumulation bin to slowly flow into a lower water bin, enabling the water to pass through magnetic adsorption plates arranged in the lower water bin in a left-right staggered mode to enable the fine powder particles in the water to be adsorbed on the water blocking plate, enabling all the fine powder particles to be adsorbed on the magnetic adsorption plates after the water in the water accumulation bin is drained, starting a first telescopic cylinder to ascend a pull rod to drive the magnetic adsorption plates to overturn upwards until the magnetic adsorption plates rotate to a horizontal position, then starting an oil cylinder, pushing a material pushing rod to advance by the oil cylinder, enabling the material pushing rod to enter the lower water bin through a second push plate, enabling a scraping block in front of the material pushing rod to be hung on the magnetic adsorption plates, scraping the fine powder particles, and finally pushing the fine powder particles out.

Collecting fine powder particles, starting a first lead screw motor and a second telescopic cylinder, driving a first sliding block to move towards a material pushing rod, driving a material scraping end at the rear end of a material scraping plate to hang down the fine powder particles scraped by a material scraping block, starting a second lead screw motor and a third telescopic cylinder, driving a second sliding block to move to the position below the material pushing rod, driving a material receiving plate to be close to the position below the material pushing rod which is being scraped, and enabling the scraped fine powder particles to fall into the material receiving plate;

burning fine powder particles, conveying a material receiving disc to a front plate, starting a servo motor, driving a driving wheel to rotate clockwise by the servo motor, enabling a second pull rope to pull the front plate to lift up, pushing the material receiving disc to enter a cooling part by the front end abutting head of a material scraping plate, driving the driving wheel to rotate anticlockwise by the servo motor, enabling a first pull rope to pull a rear plate to lift up, putting the front plate down, starting a third screw motor and a fourth telescopic cylinder, and driving a disc pulling plate to push the material receiving disc into a combustion bin for burning; the fine powder particles after the combustion treatment can be agglomerated, the material receiving disc enters the cooling part again under the pulling of the pulling disc plate, the cooling machine arranged in the cooling part cools the material receiving disc, and finally the material receiving disc is pulled downwards under the pushing head at the front end of the scraping plate to complete the combustion treatment process of the fine powder particles.

The invention has the beneficial effects that:

the invention relates to a neodymium iron boron ultrafine powder pretreatment device, which sucks neodymium iron boron fine powder in an atomization bin to be fused with fog, then adsorbs fine powder particles in the fog through a magnetic adsorption plate, scrapes the fine powder particles through a material pushing rod, scrapes the fine powder particles from a scraping block through a scraping plate, falls the scraped fine powder particles on a material receiving disc, and finally sends the material receiving disc into a combustion bin to perform combustion treatment on the fine powder particles; the neodymium iron boron fine powder obtained by the invention can be immediately collected, then is subjected to combustion treatment and is recycled, and the beneficial effects of quick treatment, reduction of labor intensity of workers and high treatment efficiency are obtained.

Drawings

Fig. 1 is an internal schematic view of the present invention.

Fig. 2 is a schematic view of an atomization chamber of the present invention.

Fig. 3 is a partial schematic view at a in fig. 2.

Fig. 4 is a schematic view of the interior of the sump according to the present invention.

Fig. 5 is a rear view of the water blocking plate according to the present invention.

Fig. 6 is an internal sectional view of the sump according to the present invention.

Fig. 7 is a schematic view of the components of the sump according to the present invention.

FIG. 8 is a schematic view of the front components of the combustion chamber of the present invention.

Fig. 9 is a schematic view of a scraper plate in the present invention.

FIG. 10 is a cross-sectional view of a combustion bowl of the present invention.

Fig. 11 is a schematic diagram of the movement of the take-up reel of the present invention.

Fig. 12 is a schematic view of the movement of the take-up reel of the present invention into the combustion chamber.

1. Atomizing bin 2, water storage bin 3 and water accumulation bin

4. Exhaust fan 5, lower water bin 6 and water outlet

7. Combustion bin 101, air inlet 102 and clamping block

103. Filter screen 104, cotton roller 105 and sprayer

1001. Inclined surface 1031, water passage opening 31, and first mounting portion

301. Water-blocking plate 302, material-pushing rod 303 and oil cylinder

304. Fixing frame 3011, tooth block 3101 and motor

3102. First gear 3103, second gear 3021, and abutment

3022. Scraper block 501, inclined block 502 and magnetic adsorption plate

503. A first push plate 504, a second push plate 505, a pull rod

506. A first telescopic cylinder 507, a belt 508 and a third gear

5031. Arc rod 5032, arc guide rail 5033 and spring

5051. Chute 71, first support frame 72 and second support frame

73. Second mounting portion 74, rear plate 75, and front plate

76. Cooling part 711, first slider 712, and scraper plate

713. First lead screw motor 714, second telescopic cylinder 721, second slider

722. Receiving plate 723, second lead screw motor 724 and third telescopic cylinder

731. A first pulley 732, a second pulley 733, and a first rope

734. Second pull rope 735, driving wheel 761, and reel plate

762. Third slider 763, third support 764, third screw motor

765. A fourth telescopic cylinder 7121, a scraping end 7122 and a pulling disc end

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some embodiments of the invention and are not limiting of the invention, and that all other embodiments obtained by those of ordinary skill in the art without the exercise of inventive faculty are within the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. But it is obvious. To one of ordinary skill in the art, the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

As shown in fig. 1-2, the present invention is a neodymium iron boron ultra-fine powder pretreatment device, which is characterized by comprising: the atomizing device comprises an atomizing bin 1, a water storage bin 2, a water accumulating bin 3, a lower water bin 5 and a combustion bin 7, wherein an air inlet 101 is formed in the front part of the atomizing bin 1, an exhaust fan 4 is arranged at the rear part of the atomizing bin 1, the exhaust fan 4 is used for exhausting air in the atomizing bin 1, the atomizing bin 1 is provided with a filter screen 103 and an atomizer 105, a clamping block 102 is arranged on the inner top surface of the atomizing bin 1, the filter screen 103 is connected below the clamping block 102, and the filter screen 103 is obliquely arranged; the sprayer 105 is arranged on the inner top surface of the atomization bin 1 and is positioned above the filter screen 103, and the sprayer 105 is used for spraying water mist downwards; the water storage bin 2 is arranged above the atomization bin 1, water is stored in the water storage bin 2, and the water in the water storage bin 2 is communicated with the atomizer 105; the water accumulation bin 3 is arranged at the rear lower part of the atomization bin 1, and the water accumulation bin 3 can collect fog water; the lower water bin 5 is arranged at the rear lower part of the atomization bin 1 and is positioned in front of the water collecting bin 3, the lower water bin 5 is provided with a magnetic adsorption plate 502, a material pushing rod 302, a water outlet 6 and a material receiving disc 722, the magnetic adsorption plate 502 is obliquely arranged in the lower water bin 5 downwards, and the magnetic adsorption plate 502 is used for adsorbing fine powder particles; the material pushing rod 302 is arranged at the rear part of the lower water sump 5, and the material pushing rod 302 is used for pushing out fine powder particles on the magnetic adsorption plate 502; the water outlet 6 is arranged at the lower bottom of the lower water bin 5; the receiving tray 722 is arranged at the front part of the lower water sump 5, and the receiving tray 722 is used for containing fine powder particles; the combustion bin 7 is arranged at the front lower part of the atomization bin 1, and fine powder particles can be combusted in the combustion bin 7.

As shown in fig. 10, the combustion chamber 7 has a second mounting portion 73, the second mounting portion 73 is provided with a driving wheel 735, a first pulley 731 and a second pulley 732, the first pulley 731 and the second pulley 732 are provided at the upper left and right ends of the second mounting portion 73, the driving wheel 735 is provided at the middle lower end of the second mounting portion 73, the right end and the left end of the second mounting portion 73 are provided with a front plate 75 and a rear plate 74, the rear plate 74 is connected with a first rope 733, the first rope 733 is wound around the first pulley 731 and connected with the driving wheel 734, the front plate 75 is connected with a second rope 734, the second rope is wound around the second pulley 732 and connected with the driving wheel, a cooling portion 76 is provided between the front plate 75 and the rear plate 74, and a cooling machine 735 for cooling the receiving tray 722 is provided at one side of the cooling portion 76.

Specifically, as shown in fig. 2, a cotton roller 104 is further disposed in the atomization bin 1, the cotton roller 104 is located behind the filter screen 103, a water through opening 1031 is formed below the filter screen 103, and an inner bottom surface of the atomization bin 1 is an inclined surface 1001, so that mist water can flow backwards from the water through opening 1031.

Specifically, as shown in fig. 4-5, a water blocking plate 301 is disposed in front of the water storage bin 2, two symmetrical toothed bars are fixedly disposed at the rear portion of the water blocking plate 301, a first mounting portion 31 is disposed in front of the water blocking plate 301, a motor 3101 is disposed in the first mounting portion 31, a first gear 3102 is disposed at a transmission end of the motor 3101, a second gear 3103 is disposed at one side of the first gear 3102, and the first gear 3102 and the second gear 3103 are engaged with the toothed bars. The water blocking plate 301 is only lifted a short distance, so that the accumulated fog can flow out slowly, if the water blocking plate 301 is lifted too long, the fog can flow out quickly, and the flow velocity of fine powder particles in the fog is too fast to be absorbed by the magnetic absorption plate 502, so that the water blocking plate 301 is used for controlling the flow velocity of water.

Specifically, as shown in fig. 6, an inclined block 501 is disposed at the bottom of a magnetic adsorption plate 502, the inclined block 501 drags the magnetic adsorption plate 502 to incline downward, the magnetic adsorption plate 502 is staggered back and forth and is divided into a front row and a rear row, a third gear 508 is connected to one side of the magnetic adsorption plate 502, a belt 507 is sleeved on the third gear 508 connected to the magnetic adsorption plate 502 of each row, a pull rod 505 is disposed at the other side of the magnetic adsorption plate 502, a chute 5051 is disposed in the pull rod 505, the magnetic adsorption plate 502 is connected to the chute 5051, and the top of the pull rod 505 is connected to a first telescopic cylinder 506. The fog passes through the magnetic adsorption plates 502 which are arranged in a staggered way, and fine powder particles in the fog are gradually adsorbed.

Specifically, the rear part of the lower silo 5 is provided with a fixed frame 304, the material pushing rod 302 is lapped on the fixed frame 304, the rear part of the material pushing rod 302 is provided with an oil cylinder 303, and the oil cylinder 303 can drive the material pushing rod 302 to move back and forth on the fixed frame 304.

Specifically, as shown in fig. 9, the front end of the material pushing rod 302 has a butt 3021 and a scraping block 3022, the butt 3021 is long and is located at the front end of the material pushing rod 302; the scraping block 3022 is a triangular block, and is located below the front end of the pushing rod 302 than the end of the abutting head 3021.

Specifically, as shown in fig. 6, a first push plate 503 is disposed in the front portion of the lower water bin 5, a second push plate 504 is disposed in the rear portion of the lower water bin 5, the first push plate 503 and the second push plate 504 are horizontally aligned, four pairs of the first push plate 503 and the second push plate 504 are disposed side by side, four pairs of the material pushing rods 302 are disposed above and below, and the first push plate 503 and the second push plate 504 of each pair are aligned with each material pushing rod 302.

Specifically, the front portion of the first push plate 503 is provided with an arc-shaped rod 5031, the front portion of the lower water sump 5 is provided with a plurality of arc-shaped guide rails 5032, the arc-shaped rod 5031 is connected with the arc-shaped guide rails 5032, and the arc-shaped rod 5031 is provided with a spring 5033 on the arc-shaped guide rails 5032.

Specifically, as shown in fig. 8, a first support frame 71 is arranged at the bottom of the atomization bin 1, a first slider 711 is arranged in the first support frame 71, a first lead screw motor 713 is arranged at the front end of the first support frame 71, the first lead screw motor 713 is used for driving the first slider 711 to move, a second telescopic cylinder 714 is arranged in the first slider 711, and a scraper 712 is arranged at the lower end of the second telescopic cylinder 714.

Specifically, the scraping plate 712 has a scraping end 7121 and a disc-pulling end 7122, the scraping end 7121 is disposed at the rear end of the scraping plate 712; the scraping end 7121 is formed by bonding elastic soft plates, and is easy to bend and not easy to break when the fine powder particles on the scraping block 3022 are scraped in the hanging area. The disc end 7122 is disposed at the front end of the scraper plate 712. The pulling disk end 7122 is of an 'u-shape', and the pulling disk end 7122 can push the receiving disk 722 into the combustion bin 7 and can pull out the receiving disk 722.

Specifically, the front part of the lower water silo 5 is provided with a second support frame 72, a second sliding block 721 is arranged in the second support frame 72, the front end of the second support frame 72 is provided with a second lead screw motor 723, the second lead screw motor 723 is used for driving the second sliding block 721 to move, a third telescopic cylinder 724 is arranged in the second sliding block 721, the upper end of the third telescopic cylinder 724 is provided with a tray, and the material receiving tray 722 is arranged on the tray.

Specifically, a third support frame 763 is arranged in the rear portion of the combustion bin 7, a third slider 762 is arranged in the third support frame 763, a third lead screw motor 764 is arranged at the rear end of the third support frame 763, the third lead screw motor 764 is used for driving the third slider 762 to move, a fourth telescopic cylinder 765 is arranged below the third slider 762, a tray plate 761 is arranged at the upper end of the fourth telescopic cylinder 765, and the upper end of the tray plate 761 is hook-shaped and used for pulling out the receiving tray 722.

A use method of a neodymium iron boron ultrafine powder pretreatment device comprises the following steps:

absorbing fine powder particles, starting an exhaust fan 4, sleeving a dust absorption sleeve in an air inlet 101, absorbing the fine powder generated by processing and production by aiming at the dust absorption sleeve a little by a little, then starting an atomizer 105, atomizing water by the atomizer 105, attaching the atomized water to a cotton roller 104 on a filter screen 103 and flowing downwards, enabling the fine powder to enter an atomizing bin 1, then enabling the fine powder to pass through meshes in the filter screen 103, be fused with the atomized water, and then fusing the atomized water flowing downwards on the cotton roller 104 together, so that the fine powder and the atomized water flow from an inclined plane 1001 to a water accumulating bin 3 through a water through port 1031 at the bottom of the filter screen 103;

scraping fine powder particles, starting a motor 3101, driving a first gear 3102 to rotate clockwise by the motor 3101 to drive a second gear 3103, and then being meshed with a toothed bar for transmission to enable a water baffle 301 to rise, so that water fully accumulated in the water accumulation bin 3 slowly flows into a lower water bin 5, the water passes through the magnetic adsorption plates 502 which are arranged in the lower water bin 5 in a left-right staggered way, so that fine powder particles in the water are adsorbed on the magnetic adsorption plates, after the water in the water collecting bin 3 is discharged, the fine powder particles are all adsorbed on the magnetic adsorption plate 502, the first telescopic cylinder 506 is started to lift the pull rod 505, the magnetic adsorption plate 502 is driven to turn upwards until the magnetic adsorption plate 502 rotates to the horizontal position, then the oil cylinder 303 is started, the oil cylinder 303 pushes the material pushing rod 302 to advance, the material pushing rod 302 enters the lower water bin 5 through the second push plate 504, the scraping block 3022 in front of the pushing rod 302 is hung from the magnetic adsorption plate 502 to scrape off the fine powder particles, and finally pushed out by the first pushing plate 503.

Collecting fine powder particles, starting a first lead screw motor 713 and a second telescopic cylinder 714, driving a first slide block 711 to move towards the material pushing rod 302, driving a material scraping end 7121 at the rear end of a material scraping plate 712 to hang down the fine powder particles scraped by a material scraping block 3022, starting a second lead screw motor 723 and a third telescopic cylinder 724, driving a second slide block 721 to move to the lower part of the material pushing rod 302, and driving a material receiving tray 722 to be close to the lower part of the material pushing rod 302 which is being scraped, so that the scraped fine powder particles can fall into the material receiving tray 722;

fine powder particles are combusted, the receiving tray 722 is conveyed to the front plate 75, the servo motor 3101 is started, the servo motor 3101 drives the driving wheel 735 to rotate clockwise, the second pull rope 734 pulls the front plate 75 to lift, the receiving tray 722 is pushed by the front end abutting head 3021 of the scraper 712 to enter the cooling part 76, the servo motor 3101 drives the driving wheel 735 to rotate anticlockwise, the first pull rope 733 pulls the rear plate 74 to lift, the front plate 75 is put down, the third lead screw motor 764 and the fourth telescopic cylinder 765 are started, and the receiving tray 722 is pushed into the combustion bin 7 to be combusted by the driving tray plate 761; the fine powder particles after the combustion process are agglomerated, the receiving tray 722 is pulled by the tray plate 761 to enter the cooling portion 76 again, the cooling machine provided in the cooling portion 76 cools the receiving tray 722, and finally the receiving tray is pulled by the abutting head 3021 at the front end of the scraper 712 to be pulled out, thereby completing the combustion process of the fine powder particles.

Although the illustrative embodiments of the present invention have been described above to enable those skilled in the art to understand the present invention, the present invention is not limited to the scope of the embodiments, and it is apparent to those skilled in the art that all the inventive concepts using the present invention are protected as long as they can be changed within the spirit and scope of the present invention as defined and defined by the appended claims.