Dysprosium powder and neodymium iron boron soaking and permeating electric stirrer

Abstract

The invention relates to the technical field of electric stirrers, in particular to a dysprosium powder and neodymium iron boron soaking and permeating electric stirrer which comprises a barrel, and a plurality of groups of feed ports are formed in the top end of the barrel; the grinding table is slidably mounted on the inner side wall of the cylinder, the grinding wheel is arranged in the cylinder, a gap is formed between the bottom end of the grinding wheel and the grinding table, the top end of the screen cylinder communicates with the hollow shaft, the partition plate is arranged in the middle of the hollow shaft, and the partition plate is arranged in the middle of the hollow shaft; the top end of the hollow shaft is rotatably mounted on the inner side wall of the cylinder, the grinding wheel fixedly sleeves the outer side wall of the hollow shaft, the uniform distribution device is arranged in the cylinder and is used for uniformly distributing and discharging neodymium iron boron and driving the hollow shaft to rotate, and the mixing device is arranged at the bottom in the cylinder; the material mixing uniformity is improved, the uniform mixing processing efficiency is improved, the material processing quality is improved, and the use convenience is improved.

Description

Technical Field

[0001] The invention relates to the technical field of electric mixers, in particular to an electric mixer for soaking and permeating dysprosium powder and neodymium iron boron. Background Art

[0002] Dysprosium, as a rare earth element, has many excellent physical and chemical properties and is widely used in many fields, especially in the field of permanent magnet materials. Dysprosium is used as an additive to improve the coercivity of NdFeB permanent magnet materials. The traditional surface coating method of NdFeB magnets has the problem that the performance cannot be controlled, and excessive addition of heavy rare earths will lead to waste of resources. In order to solve these problems, a process method for infiltrating dysprosium on the surface of NdFeB magnets came into being.

[0003] In this process, the electric mixer plays a vital role. Through its stirring function, the electric mixer can ensure the uniform coverage of dysprosium powder on the surface of NdFeB magnet. At the same time, during the immersion of molten material, the electric mixer can also promote the rapid penetration of dysprosium element into the interior of NdFeB magnet.

[0004] For example, the patent with the prior art authorization announcement number CN214810178U, the utility model relates to the technical field of mixers, and discloses an electric mixer; the electric mixer comprises a stirring device and a supporting device, the stirring device is located at the top of the supporting device; the stirring device comprises a machine body, an internal gear is arranged at the bottom of the machine cover, a gear plate is arranged at the transmission end of the second motor, and evenly distributed driven gears are arranged at the bottom of the machine cover, the driven gears are meshed with the internal gear and the gear plate, and stirring rods are arranged at the bottom of the gear plate and the driven gear; the supporting device comprises a base, telescopic rods are arranged at the four corners of the top of the base, and fixing rings are arranged at the top of the support columns.

[0005] However, it was found during the use of the equipment that the equipment is not convenient for grinding and crushing NdFeB, and reduces the mixing uniformity and mixing processing efficiency of NdFeB and dysprosium powders, reducing the convenience of use. Summary of the invention

[0006] In order to solve the above technical problems, the present invention provides a dysprosium powder and neodymium iron boron immersion infiltration electric mixer which can improve the uniformity of material mixing, improve the mixing uniformity processing efficiency, improve the processing quality of materials, and improve the convenience of use.

[0007] The invention discloses an electric mixer for soaking and infiltrating dysprosium powder and neodymium iron boron, comprising a cylinder, a plurality of feed ports are arranged at the top of the cylinder; a uniform distribution device, a mixing device, a conveying device, a grinding table, a grinding wheel, a screen cylinder, a partition, a hollow shaft and a breaking rod, the grinding table can be slidably mounted on the inner wall of the cylinder, the grinding wheel is arranged inside the cylinder, a gap is arranged between the bottom end of the grinding wheel and the grinding table, the top end of the screen cylinder is connected with the hollow shaft, the top end of the hollow shaft is rotatably mounted on the inner wall of the cylinder, the grinding wheel is fixedly sleeved on the outer wall of the hollow shaft, the uniform distribution device is arranged in the cylinder, the uniform distribution device is used to discharge the neodymium iron boron uniformly, and the uniform distribution device is used to drive the hollow shaft to rotate, a mixing device is arranged at the bottom of the cylinder, the mixing device is used to stir and mix the neodymium iron boron and dysprosium powder, the partition is arranged inside the screen cylinder, the plurality of breaking rods are arranged on the outer wall of the grinding wheel, the conveying device is arranged at the bottom of the cylinder, and the conveying device is used to convey and discharge the mixed materials in the cylinder; the dysprosium powder is put in through the top end of the hollow shaft, The dysprosium powder is transported into the screen cylinder for storage through the hollow shaft, and the NdFeB is placed into the cylinder through multiple groups of feed ports. The NdFeB in the cylinder flows to the gap between the grinding table and the grinding wheel. At this time, the hollow shaft is driven to rotate by the uniform distribution device, and the screen cylinder and the grinding wheel are driven to rotate after the hollow shaft rotates. After the screen cylinder rotates, the partition is driven to rotate, so that the partition drives the dysprosium powder in the screen cylinder to rotate, so that the dysprosium powder is continuously thrown out from the through hole of the screen cylinder under the centrifugal force, and then the dysprosium powder falls into the cylinder. At the bottom of the cylinder, the grinding wheel rotates to grind and crush the NdFeB, and the crushed NdFeB falls onto the uniform distribution device, which evenly distributes the NdFeB at the bottom of the cylinder, so that the NdFeB and dysprosium powders are continuously and evenly accumulated at the bottom of the cylinder. At the same time, the mixing device is used to stir and mix the accumulated NdFeB and dysprosium powders, thereby improving the uniformity of material mixing and the efficiency of mixing uniformity. By grinding and crushing the NdFeB, the processing quality of the material is improved and the convenience of use is improved.

[0008] Preferably, the mixing device includes a stirring device, a bracket, a lifting cylinder, multiple groups of discharge pipes, a rotating shaft, a spiral blade, a valve and a guide platform. The bracket is installed on the inner wall of the cylinder body, the bottom end of the screen cylinder is rotatably installed on the top of the bracket, the top of the lifting cylinder is connected to the bottom end of the bracket, the bottom end of the lifting cylinder is connected to the bottom end of the cylinder body, the lower part of the lifting cylinder is provided with multiple groups of openings, the multiple groups of discharge pipes are all connected and arranged on the upper part of the outer wall of the lifting cylinder, the lower part of the rotating shaft rotates and extends into the interior of the lifting cylinder, the top end of the rotating shaft is concentrically connected with the bottom end of the screen cylinder, the spiral blade is installed on the outer wall of the rotating shaft, the valve is connected and arranged at the bottom end of the lifting cylinder, and the guide platform is arranged at the bottom of the cylinder body. The stirring device is installed on the outer wall of the lifting cylinder, and is used to mix and stir the NdFeB and dysprosium powders; the material at the bottom of the cylinder is conveyed to the inside of the lifting cylinder through the guide table, and the screen cylinder rotates to drive the rotating shaft to rotate, and the rotating shaft rotates to drive the spiral blades to rotate, so that the spiral blades lift and transport the material entering the lifting cylinder upward, and the lifted and transported material is refluxed and discharged into the cylinder through multiple groups of discharge pipes, so that the material at the bottom of the cylinder is circulated and transported up and down, and at the same time, the stirring device is used to stir and mix the material, thereby improving the mixing uniformity of NdFeB and dysprosium powders and improving the mixing processing efficiency.

[0009] Preferably, the uniform distribution device includes a driving device, a vibrating device, a cover body, a sleeve, a screen plate, a supporting ring, multiple groups of telescopic rods and multiple groups of springs. The cover body is fixedly mounted on the inner wall of the cylinder body, the top of the cover body is rotatably connected to the bottom end of the grinding wheel, the sleeve is slidably mounted on the lower part of the cover body, the bottom end of the sleeve is connected to the top end of the screen plate, the supporting ring is mounted on the inner wall of the cylinder body, the supporting ring supports and limits the bottom end of the screen plate, the vibrating device is arranged on the outer wall of the hollow shaft, the vibrating device is used to drive the screen plate to vibrate up and down, the top ends of the multiple groups of telescopic rods are connected to the cover The inner wall of the cover body is connected, the bottom ends of multiple groups of telescopic rods are connected to the top of the screen plate, multiple groups of springs are respectively fitted on the outer walls of the multiple groups of telescopic rods, and the driving device is arranged in the cover body. The driving device is used to drive the hollow shaft to rotate, and the hollow shaft rotates through the cover body and the screen plate; the ground NdFeB is transported to the top of the screen plate through the cover body, and the screen plate is driven to vibrate up and down through the vibration device, so that the screen plate vibrates the NdFeB evenly and discharges it downward, thereby improving the uniform stacking effect of NdFeB and dysprosium powder and improving the mixing uniformity of the materials.

[0010] Preferably, the conveying device includes a conveying box, a fan, a conveying pipe and a fixing, the conveying box is connected to the bottom end of the valve, the output end of the fan is connected to the inside of the conveying box, the input end of the conveying pipe is connected to the conveying box, and the conveying pipe is installed on the outer wall of the cylinder through the fixing; when the materials in the cylinder are mixed, the valve is opened to discharge the materials in the cylinder through the valve into the interior of the conveying box, and then the valve is closed and the fan is turned on to make the fan blow air to the inside of the conveying box, and the materials in the conveying box are discharged outward from the conveying pipe by wind force, thereby improving the convenience of lifting and conveying the mixed materials outward and improving the discharge efficiency of the materials.

[0011] Preferably, the stirring device includes a power device, a kit, multiple groups of stirring racks and multiple groups of stirring paddles. The kit is rotatably installed on the outer wall of the lifting cylinder. The bracket is provided with a power device, and the power device is used to drive the kit to rotate. The multiple groups of stirring racks are all installed on the outer wall of the kit, and the multiple groups of stirring paddles are respectively installed on the outer walls of the multiple groups of stirring racks. The kit is driven to rotate by the power device, so that the kit drives the multiple groups of stirring racks to move circumferentially, so that the multiple groups of stirring racks and the multiple groups of stirring paddles mix and stir the materials at the bottom of the cylinder body, thereby improving the uniformity of material mixing. At the same time, the surfaces of the cylinder body and the guide table are scraped by the multiple groups of stirring racks, thereby reducing the adhesion of materials on their surfaces.

[0012] Preferably, the power device includes a first gear ring, a first motor and a first gear, the first gear ring is installed on the outer side wall of the kit, the first motor is installed at the bottom end of the bracket, the first gear is arranged on the output end of the first motor, and the first gear is meshed with the first gear ring; the first motor drives the first gear to rotate, so that the first gear drives the kit to rotate by meshing with the first gear ring.

[0013] Preferably, the vibration device includes a support seat, a pushing block and multiple groups of universal balls, the support seat is installed on the outer wall of the hollow shaft, the pushing block is installed at the bottom of the screen plate, the multiple groups of universal balls are all arranged at the bottom of the pushing block, and multiple groups of grooves are arranged on the top of the support seat, and the multiple groups of grooves correspond to the positions of the multiple groups of universal balls respectively; the screen plate is provided with a downward pushing force through the multiple groups of springs, so that the screen plate drives the pushing block downward to press against the support seat, and when the hollow shaft drives the support seat to rotate, the pushing block is moved up and down through the cooperation of the multiple groups of grooves and the multiple groups of universal balls, so that the pushing block drives the screen plate to vibrate up and down, thereby improving the effect of the screen plate to evenly distribute the vibration of the neodymium iron boron.

[0014] Preferably, the driving device includes a second gear ring, a second motor and a second gear, the second gear ring is installed on the outer wall of the hollow shaft, the second motor is installed on the inner wall of the cover body, the second gear is arranged on the output end of the second motor, and the second gear is meshed with the second gear ring; the second gear is driven to rotate by the second motor, so that the second gear drives the hollow shaft to rotate by meshing with the second gear ring.

[0015] Preferably, it also includes a first feed hopper and multiple groups of second feed hoppers, the first feed hopper and the multiple groups of second feed hoppers are all installed at the top of the cylinder, the first feed hopper is communicated with the top of the hollow shaft, and the multiple groups of second feed hoppers are all communicated with the feed port at the top of the cylinder; by setting the first feed hopper and the multiple groups of second feed hoppers, the convenience of adding NdFeB and dysprosium powders is improved.

[0016] Preferably, it also includes multiple groups of electric cylinders, which are all installed on the inner wall of the cylinder, and the movable ends of the multiple groups of electric cylinders are all connected to the bottom end of the grinding table; the grinding table is driven to slide up and down by the multiple groups of electric cylinders, thereby improving the convenience of adjusting the gap size between the grinding table and the grinding wheel, and improving the convenience of adjusting the fineness of NdFeB grinding.

[0017] Compared with the prior art, the beneficial effects of the present invention are as follows: dysprosium powder is put in through the top of the hollow shaft, the dysprosium powder is transported into the screen cylinder for storage through the hollow shaft, the neodymium iron boron is put into the cylinder through multiple groups of feed ports, the neodymium iron boron entering the cylinder flows to the gap between the grinding table and the grinding wheel, at this time, the hollow shaft is driven to rotate through the uniform distribution device, the hollow shaft rotates and then drives the screen cylinder and the grinding wheel to rotate, the screen cylinder rotates and then drives the partition to rotate, so that the partition drives the dysprosium powder in the screen cylinder to rotate, so that the dysprosium powder is subjected to centrifugal force and is passed through the screen cylinder. The hole is continuously thrown outward, and then the dysprosium powder falls to the bottom of the cylinder. After the grinding wheel rotates, the NdFeB is ground and crushed. The crushed NdFeB falls onto the uniform distribution device, and the NdFeB is evenly distributed at the bottom of the cylinder through the uniform distribution device, so that the NdFeB and dysprosium powders are continuously and evenly accumulated at the bottom of the cylinder. At the same time, the accumulated NdFeB and dysprosium powders are stirred and mixed with the mixing device, thereby improving the uniformity of material mixing and the efficiency of mixing uniformity. By grinding and crushing the NdFeB, the processing quality of the material is improved and the convenience of use is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the axonometric structure of the present invention; Figure 2 It is a schematic diagram of the axonometric partial structure of the connection between the grinding wheel and the breaking rod, etc.; Figure 3 It is a schematic diagram of the axonometric local structure of the connection between the screen cylinder and the hollow shaft; Figure 4 It is a schematic diagram of the axonometric local structure of the connection between the screen cylinder and the partition plate; Figure 5 It is a schematic diagram of the axonometric local structure of the connection between the cylinder and the bracket; Figure 6 It is a schematic diagram of the partial axonometric structure of the connection between the grinding table and the electric cylinder; Figure 7 It is a schematic diagram of the axonometric local structure of the connection between the screen plate and the telescopic rod; Figure 8 It is a schematic diagram of the axonometric partial structure of the connection between the conveying box and the conveying pipe, etc.; Fig. 9 is an isometric partial structural diagram of the connection between the first motor and the first gear, etc.; Fig.10 It is a schematic diagram of the axonometric partial structure of the connection between the push block and the universal ball, etc.; Fig.11 It is a schematic diagram of the axonometric structure of the connection between the cylinder and the second feed hopper, etc.; Fig.12 It is a schematic diagram of the axonometric partial structure of the connection between the grinding wheel and the cover body.

[0019] Markings in the accompanying drawings: 101, cylinder; 102, grinding table; 103, grinding wheel; 104, screen cylinder; 105, partition; 106, hollow shaft; 107, breaking rod; 201, bracket; 202, lifting cylinder; 203, discharge pipe; 204, rotating shaft; 205, spiral blade; 206, valve; 207, guide table; 301, cover; 302, sleeve; 303, screen plate; 304, support ring; 305, telescopic rod; 306, spring; 401, conveying box; 402, fan; 403, conveying pipe; 404, fixing piece; 501, kit; 502, stirring frame; 503, stirring paddle; 601, first gear ring; 602, first motor; 603, first gear; 701, support seat; 702, push block; 703, universal ball; 801, second gear ring; 802, second motor; 803, second gear; 901, first feed hopper; 902, second feed hopper; 1001, electric cylinder. DETAILED DESCRIPTION

[0020] In order to facilitate understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0021] Example 1 The electric mixer for immersion and infiltration of dysprosium powder and neodymium iron boron of the present invention comprises a barrel 101, and a plurality of feed ports are arranged at the top of the barrel 101; the mixer also comprises a uniform distribution device, a mixing device, a conveying device, a grinding table 102, a grinding wheel 103, a screen cylinder 104, a partition 105, a hollow shaft 106 and a breaking rod 107, wherein the grinding table 102 can be slidably mounted on the inner wall of the barrel 101, the grinding wheel 103 is arranged inside the barrel 101, a gap is arranged between the bottom end of the grinding wheel 103 and the grinding table 102, the top end of the screen cylinder 104 is connected to the hollow shaft 106, and the top end of the hollow shaft 106 rotates Installed on the inner wall of the cylinder 101, the grinding wheel 103 is fixedly sleeved on the outer wall of the hollow shaft 106, the uniform distribution device is arranged in the cylinder 101, the uniform distribution device is used to evenly discharge the NdFeB, and the uniform distribution device is used to drive the hollow shaft 106 to rotate, the bottom of the cylinder 101 is provided with a mixing device, the mixing device is used to mix the NdFeB and dysprosium powders, the partition 105 is arranged inside the screen cylinder 104, and multiple groups of breaking rods 107 are arranged on the outer wall of the grinding wheel 103, and the conveying device is arranged at the bottom of the cylinder 101, and the conveying device is used to convey and discharge the mixed materials in the cylinder 101; The mixing device includes a stirring device, a bracket 201, a lifting cylinder 202, multiple groups of discharge pipes 203, a rotating shaft 204, a spiral blade 205, a valve 206 and a guide platform 207. The bracket 201 is installed on the inner wall of the cylinder 101, the bottom end of the screen cylinder 104 is rotatably installed on the top of the bracket 201, the top of the lifting cylinder 202 is connected to the bottom of the bracket 201, the bottom of the lifting cylinder 202 is connected to the bottom of the cylinder 101, and the lower part of the lifting cylinder 202 is provided with multiple groups of openings, multiple groups of discharge pipes 203, and multiple groups of discharge pipes 203. The outlet pipe 203 is connected and arranged at the upper part of the outer wall of the lifting cylinder 202, the lower part of the rotating shaft 204 rotates and extends into the interior of the lifting cylinder 202, the top of the rotating shaft 204 is concentrically connected with the bottom end of the screen cylinder 104, the spiral blade 205 is installed on the outer wall of the rotating shaft 204, the valve 206 is connected and arranged at the bottom end of the lifting cylinder 202, the guide platform 207 is arranged at the bottom of the cylinder body 101, and the stirring device is installed on the outer wall of the lifting cylinder 202, and the stirring device is used to mix and stir the neodymium iron boron and dysprosium powders; In this embodiment, dysprosium powder is put in through the top of the hollow shaft 106, so that the dysprosium powder is transported into the screen cylinder 104 for storage through the hollow shaft 106, and the neodymium iron boron is put into the cylinder 101 through multiple groups of feed ports. The neodymium iron boron entering the cylinder 101 flows to the gap between the grinding table 102 and the grinding wheel 103. At this time, the hollow shaft 106 is driven to rotate by the uniform distribution device, and the hollow shaft 106 rotates and drives the screen cylinder 104 and the grinding wheel 103 to rotate. The screen cylinder 104 rotates and drives the partition 105 to rotate, so that the partition 105 drives the dysprosium powder in the screen cylinder 104 to rotate, so that the dysprosium powder is affected. The centrifugal force continuously throws the dysprosium powder outward from the through hole of the screen cylinder 104, and then the dysprosium powder falls to the bottom of the cylinder 101. The grinding wheel 103 rotates to grind and crush the NdFeB, and the crushed NdFeB falls onto the uniform distribution device, which evenly distributes the NdFeB at the bottom of the cylinder 101, so that the NdFeB and dysprosium powders are continuously and evenly accumulated at the bottom of the cylinder 101. At the same time, the accumulated NdFeB and dysprosium powders are stirred and mixed by the mixing device, so as to improve the uniformity of material mixing and the efficiency of mixing uniformity. By grinding and crushing the NdFeB, the processing quality of the material is improved and the convenience of use is improved.

[0022] Example 2 On the basis of Example 1, the present invention provides an electric mixer for immersion infiltration of dysprosium powder and neodymium iron boron, wherein the uniform distribution device includes a driving device, a vibrating device, a cover body 301, a sleeve 302, a screen plate 303, a support ring 304, multiple groups of telescopic rods 305 and multiple groups of springs 306, the cover body 301 is fixedly mounted on the inner wall of the cylinder 101, the top of the cover body 301 is rotatably connected to the bottom of the grinding wheel 103, the sleeve 302 is slidably mounted on the lower part of the cover body 301, the bottom end of the sleeve 302 is connected to the top of the screen plate 303, and the support ring 304 is mounted on the cylinder 101. On the inner wall, a support ring 304 supports and limits the bottom end of the screen plate 303, a vibration device is arranged on the outer wall of the hollow shaft 106, and the vibration device is used to drive the screen plate 303 to vibrate up and down, the top ends of multiple groups of telescopic rods 305 are connected to the inner wall of the cover body 301, and the bottom ends of multiple groups of telescopic rods 305 are connected to the top of the screen plate 303, and multiple groups of springs 306 are respectively fitted on the outer walls of multiple groups of telescopic rods 305. A driving device is arranged in the cover body 301, and the driving device is used to drive the hollow shaft 106 to rotate, and the hollow shaft 106 rotates through the cover body 301 and the screen plate 303; The conveying device includes a conveying box 401, a fan 402, a conveying pipe 403 and a fixing member 404. The conveying box 401 is connected to the bottom end of the valve 206, the output end of the fan 402 is connected to the inside of the conveying box 401, the input end of the conveying pipe 403 is connected to the conveying box 401, and the conveying pipe 403 is installed on the outer wall of the cylinder 101 through the fixing member 404; The stirring device includes a power device, a kit 501, multiple groups of stirring racks 502 and multiple groups of stirring paddles 503. The kit 501 is rotatably mounted on the outer wall of the lifting cylinder 202. The bracket 201 is provided with a power device, which is used to drive the kit 501 to rotate. The multiple groups of stirring racks 502 are all mounted on the outer wall of the kit 501, and the multiple groups of stirring paddles 503 are respectively mounted on the outer walls of the multiple groups of stirring racks 502. The power device includes a first gear ring 601, a first motor 602 and a first gear 603. The first gear ring 601 is mounted on the outer wall of the kit 501, the first motor 602 is mounted on the bottom end of the bracket 201, and the first gear 603 is arranged on the output end of the first motor 602. The first gear 603 is meshed with the first gear ring 601. The vibration device includes a support seat 701, a push block 702 and multiple sets of universal balls 703. The support seat 701 is installed on the outer wall of the hollow shaft 106, the push block 702 is installed at the bottom of the screen plate 303, and the multiple sets of universal balls 703 are all arranged at the bottom of the push block 702. The top of the support seat 701 is provided with multiple sets of grooves, and the multiple sets of grooves correspond to the positions of the multiple sets of universal balls 703 respectively. The driving device includes a second gear ring 801, a second motor 802 and a second gear 803. The second gear ring 801 is mounted on the outer wall of the hollow shaft 106, the second motor 802 is mounted on the inner wall of the cover body 301, and the second gear 803 is arranged on the output end of the second motor 802. The second gear 803 is meshed with the second gear ring 801. It also includes a first feed hopper 901 and multiple sets of second feed hoppers 902, which are all installed at the top of the cylinder 101, the first feed hopper 901 is connected to the top of the hollow shaft 106, and the multiple sets of second feed hoppers 902 are all connected to the feed port at the top of the cylinder 101; It also includes multiple groups of electric cylinders 1001, which are all installed on the inner wall of the cylinder 101, and the moving ends of the multiple groups of electric cylinders 1001 are all connected to the bottom end of the grinding table 102; In this embodiment, the material at the bottom of the cylinder 101 is guided and transported to the inside of the lifting cylinder 202 through the guide platform 207, and the screen cylinder 104 rotates to drive the rotating shaft 204 to rotate, and the rotating shaft 204 rotates to drive the spiral blade 205 to rotate, so that the spiral blade 205 lifts and transports the material entering the lifting cylinder 202 upward, and the lifted and transported material is refluxed and discharged into the cylinder 101 through multiple groups of discharge pipes 203, so that the material at the bottom of the cylinder 101 is circulated and transported up and down and mixed, and at the same time, the material is stirred and mixed with the stirring device, thereby improving the mixing uniformity of the NdFeB and dysprosium powders and improving the mixing processing efficiency, and the ground NdFeB is guided and transported to the top of the screen plate 303 through the cover body 301, and the screen plate 303 is driven to vibrate up and down by the vibration device, so that the screen plate 303 vibrates the NdFeB evenly downward, thereby improving the uniform stacking effect of the NdFeB and dysprosium powders and improving the mixing uniformity of the materials.

[0023] like Figures 1 to 12As shown, the electric mixer for immersion infiltration of dysprosium powder and NdFeB of the present invention is used. When the electric mixer is working, the dysprosium powder is put in through the top of the hollow shaft 106, and the dysprosium powder is transported into the screen cylinder 104 for storage through the hollow shaft 106. The NdFeB is put into the cylinder 101 through multiple groups of feed ports. The NdFeB entering the cylinder 101 flows to the gap between the grinding table 102 and the grinding wheel 103. At this time, the hollow shaft 106 is driven to rotate by the uniform distribution device. After the hollow shaft 106 rotates, the screen cylinder 104 and the grinding wheel 103 are driven to rotate. The screen cylinder 104 rotates Then, the partition 105 is driven to rotate, and the partition 105 drives the dysprosium powder in the screen cylinder 104 to rotate, so that the dysprosium powder is continuously thrown out from the through holes of the screen cylinder 104 due to centrifugal force, and then the dysprosium powder falls to the bottom of the cylinder 101. The grinding wheel 103 rotates to grind the NdFeB, and the crushed NdFeB falls to the uniform distribution device, which is evenly distributed at the bottom of the cylinder 101 through the uniform distribution device, so that the NdFeB and dysprosium powders are continuously and evenly accumulated at the bottom of the cylinder 101, and the accumulated NdFeB and dysprosium powders are stirred and mixed in cooperation with the mixing device.

[0024] The main functions achieved by the present invention are: making NdFeB and Dysprosium powders accumulate uniformly at the bottom of the cylinder 101, and cooperating with a mixing device to stir and mix the accumulated NdFeB and Dysprosium powders, thereby improving the uniformity of material mixing and improving the mixing uniformity processing efficiency; By grinding and crushing NdFeB, the processing quality of the material is improved and the convenience of use is improved.

[0025] The fan 402, the first motor 602, the second motor 802 and the electric cylinder 1001 of the electric mixer for immersion infiltration of dysprosium powder and neodymium iron boron of the present invention are purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative efforts.

[0026] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A dysprosium powder and neodymium iron boron immersion infiltration electric mixer, comprising a barrel (101), wherein a plurality of feed ports are arranged at the top of the barrel (101); wherein: The invention also comprises a uniform distribution device, a mixing device, a conveying device, a grinding table (102), a grinding wheel (103), a screen cylinder (104), a partition (105), a hollow shaft (106) and a breaking rod (107); the grinding table (102) is slidably mounted on the inner wall of the cylinder (101); the grinding wheel (103) is arranged inside the cylinder (101); a gap is arranged between the bottom end of the grinding wheel (103) and the grinding table (102); the top end of the screen cylinder (104) is connected to the hollow shaft (106); the top end of the hollow shaft (106) is rotatably mounted on the inner wall of the cylinder (101); the grinding wheel (106) is arranged inside the cylinder (101); a gap is arranged between the bottom end of the grinding wheel (103) and the grinding table (102); 03) is fixedly mounted on the outer wall of the hollow shaft (106), a uniform distribution device is arranged in the cylinder (101), the uniform distribution device is used to evenly discharge the NdFeB, and the uniform distribution device is used to drive the hollow shaft (106) to rotate, a mixing device is arranged at the bottom of the cylinder (101), the mixing device is used to stir and mix the NdFeB and dysprosium powders, a partition (105) is arranged inside the screen cylinder (104), a plurality of groups of breaking rods (107) are arranged on the outer wall of the grinding wheel (103), a conveying device is arranged at the bottom of the cylinder (101), and the conveying device is used to convey and discharge the mixed materials in the cylinder (101).

2. The electric mixer for immersion infiltration of dysprosium powder and neodymium iron boron as claimed in claim 1, characterized in that: The mixing device comprises a stirring device, a support (201), a lifting cylinder (202), a plurality of discharge pipes (203), a rotating shaft (204), a spiral blade (205), a valve (206) and a flow guide platform (207); the support (201) is mounted on the inner wall of the cylinder (101); the bottom end of the screen cylinder (104) is rotatably mounted on the top end of the support (201); the top end of the lifting cylinder (202) is connected to the bottom end of the support (201); the bottom end of the lifting cylinder (202) is connected to the bottom end of the cylinder (101); and a plurality of openings are arranged at the bottom of the lifting cylinder (202). A plurality of discharge pipes (203) are connected and arranged at the upper part of the outer wall of the lifting cylinder (202); the lower part of the rotating shaft (204) rotates and extends into the interior of the lifting cylinder (202); the top end of the rotating shaft (204) is coaxially connected to the bottom end of the screen cylinder (104); the spiral blade (205) is installed on the outer wall of the rotating shaft (204); the valve (206) is connected and arranged at the bottom end of the lifting cylinder (202); the guide platform (207) is arranged at the bottom of the cylinder body (101); and a stirring device is installed on the outer wall of the lifting cylinder (202); the stirring device is used to mix and stir the neodymium iron boron and dysprosium powders.

3. The electric mixer for immersion infiltration of dysprosium powder and neodymium iron boron as claimed in claim 1, characterized in that: The uniform distribution device comprises a driving device, a vibrating device, a cover (301), a sleeve (302), a screen plate (303), a support ring (304), a plurality of telescopic rods (305) and a plurality of springs (306). The cover (301) is fixedly mounted on the inner wall of the cylinder (101). The top of the cover (301) is rotatably connected to the bottom of the grinding wheel (103). The sleeve (302) is mounted on the lower part of the cover (301) in an upward and downward sliding manner. The bottom of the sleeve (302) is connected to the top of the screen plate (303). The support ring (304) is mounted on the inner wall of the cylinder (101). The support ring (304) is adapted to move the screen plate to the inner wall of the cylinder (101). The bottom end of the plate (303) is supported and limited, a vibration device is arranged on the outer side wall of the hollow shaft (106), and the vibration device is used to drive the screen plate (303) to vibrate up and down, the top ends of the multiple sets of telescopic rods (305) are connected to the inner side wall of the cover body (301), the bottom ends of the multiple sets of telescopic rods (305) are connected to the top end of the screen plate (303), and the multiple sets of springs (306) are respectively fitted on the outer side walls of the multiple sets of telescopic rods (305). The driving device is arranged in the cover body (301), and the driving device is used to drive the hollow shaft (106) to rotate, and the hollow shaft (106) rotates through the cover body (301) and the screen plate (303).

4. The electric mixer for immersion infiltration of dysprosium powder and neodymium iron boron as claimed in claim 1, characterized in that: The conveying device comprises a conveying box (401), a fan (402), a conveying pipe (403) and a fixing member (404); the conveying box (401) is connected to the bottom end of the valve (206); the output end of the fan (402) is connected to the inside of the conveying box (401); the input end of the conveying pipe (403) is connected to the conveying box (401); and the conveying pipe (403) is installed on the outer wall of the cylinder (101) via the fixing member (404).

5. The electric mixer for immersion infiltration of dysprosium powder and neodymium iron boron as claimed in claim 2, characterized in that: The stirring device comprises a power device, a kit (501), a plurality of stirring racks (502) and a plurality of stirring paddles (503); the kit (501) is rotatably mounted on the outer wall of the lifting cylinder (202); the bracket (201) is provided with a power device, the power device is used to drive the kit (501) to rotate; the plurality of stirring racks (502) are all mounted on the outer wall of the kit (501); and the plurality of stirring paddles (503) are respectively mounted on the outer walls of the plurality of stirring racks (502).

6. The electric mixer for immersion infiltration of dysprosium powder and neodymium iron boron as claimed in claim 5, characterized in that: The power device comprises a first gear ring (601), a first motor (602) and a first gear (603); the first gear ring (601) is mounted on the outer wall of the kit (501); the first motor (602) is mounted on the bottom end of the bracket (201); the first gear (603) is arranged on the output end of the first motor (602); and the first gear (603) is meshed with the first gear ring (601).

7. The electric mixer for immersion infiltration of dysprosium powder and neodymium iron boron as claimed in claim 3, characterized in that: The vibration device comprises a support seat (701), a pushing block (702) and a plurality of sets of universal balls (703); the support seat (701) is mounted on the outer wall of the hollow shaft (106); the pushing block (702) is mounted on the bottom end of the screen plate (303); the plurality of sets of universal balls (703) are all arranged at the bottom end of the pushing block (702); and a plurality of sets of grooves are arranged at the top end of the support seat (701); the plurality of sets of grooves respectively correspond to the positions of the plurality of sets of universal balls (703).

8. The electric mixer for immersion infiltration of dysprosium powder and neodymium iron boron as claimed in claim 3, characterized in that: The driving device comprises a second gear ring (801), a second motor (802) and a second gear (803); the second gear ring (801) is mounted on the outer wall of the hollow shaft (106); the second motor (802) is mounted on the inner wall of the cover body (301); the second gear (803) is arranged on the output end of the second motor (802); and the second gear (803) is meshed with the second gear ring (801).

9. The electric mixer for immersion infiltration of dysprosium powder and neodymium iron boron as claimed in claim 1, characterized in that: It also includes a first feed hopper (901) and multiple groups of second feed hoppers (902), the first feed hopper (901) and the multiple groups of second feed hoppers (902) are all installed on the top of the cylinder (101), the first feed hopper (901) is connected to the top of the hollow shaft (106), and the multiple groups of second feed hoppers (902) are all connected to the feed port at the top of the cylinder (101).

10. The electric mixer for immersion infiltration of dysprosium powder and neodymium iron boron as claimed in claim 1, characterized in that: It also includes multiple groups of electric cylinders (1001), which are all installed on the inner wall of the cylinder (101), and the moving ends of the multiple groups of electric cylinders (1001) are all connected to the bottom end of the grinding table (102).

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