阅读说明：本技术 一种可减少空气污染的稀土氧化焙烧炉 (Rare earth oxidation roasting furnace capable of reducing air pollution ) 是由 聂磊 于 2021-09-17 设计创作，主要内容包括：本发明涉及一种稀土氧化焙烧炉,尤其涉及一种可减少空气污染的稀土氧化焙烧炉,包括有支撑底架、氧化组件、转动组件等；支撑底架上设置有氧化组件,转动组件固定安装于支撑底架上。通过转动加热筒转动对物料进行加热,输气管道通过进料框上的通气口将空气输送至转动加热筒内,使物料与氧气接触,同时转动加热筒顺时针转动能够使内部的物料沿着其内壁滑动,使物料氧化反应完全,得到焙烧合格的稀土。(The invention relates to a rare earth oxidizing roasting furnace, in particular to a rare earth oxidizing roasting furnace capable of reducing air pollution, which comprises a supporting underframe, an oxidizing assembly, a rotating assembly and the like; the support chassis is provided with an oxidation assembly, and the rotating assembly is fixedly arranged on the support chassis. Rotate through rotating the cartridge heater and heat the material, the gas transmission pipeline passes through the blow vent on the feeding frame and carries the air to rotating the cartridge heater in, makes material and oxygen contact, rotates the cartridge heater clockwise simultaneously and rotates and to make inside material slide along its inner wall, makes material oxidation complete, obtains the qualified tombarthite of calcination.)

1. A rare earth oxidation roasting furnace capable of reducing air pollution is characterized by comprising a supporting underframe, an oxidation assembly and a rotating assembly;

the support chassis is provided with an oxidation assembly, and the oxidation assembly is used for heating materials and has the function of oxidizing the materials;

the rotating assembly is fixedly arranged on the supporting bottom frame and is used for assisting the oxidation assembly to oxidize materials.

2. A rare earth oxidizing roasting furnace capable of reducing air pollution according to claim 1, wherein the oxidizing assembly comprises a rotary heating cylinder, a feeding frame, a discharging frame, a supporting cylinder and an exhaust frame, the rotary heating cylinder is rotatably connected to the supporting chassis, the feeding frame is fixedly connected to the supporting chassis, the feeding frame is rotatably connected to the rotary heating cylinder, the feeding frame is provided with an air vent and a feeding port, the discharging frame is welded to one side of the supporting chassis, the supporting cylinder is fixedly mounted to the discharging frame, the exhaust frame is fixedly connected to the supporting cylinder, and the exhaust frame is provided with an exhaust port.

3. A rare earth oxidation roasting furnace capable of reducing air pollution according to claim 2, wherein the rotation assembly comprises a motor, a spur gear and a spur gear ring, the motor is fixedly installed on the supporting chassis, the spur gear is welded on an output shaft of the motor, the spur gear ring is fixedly connected to the rotary heating cylinder, and the spur gear ring are meshed with each other.

4. A rare earth oxidation roasting furnace capable of reducing air pollution according to claim 3, further comprising a screen, wherein the screen is arranged at the exhaust port of the exhaust frame.

5. The rare earth oxidation roasting furnace capable of reducing air pollution according to claim 4, further comprising a turning assembly, wherein the turning assembly is arranged on the rotary heating cylinder, the turning assembly comprises a sliding push plate, a first support frame, a first spring, a baffle, a circular blocking frame and an arc-shaped limiting plate, the sliding push plate is rotatably connected in the rotary heating cylinder in an evenly distributed manner, the first support frame is fixedly connected to the rotary heating cylinder in an evenly distributed manner, the first support frame is slidably connected with the sliding push plate, the first spring is connected between the sliding push plate and the first support frame, the baffle is fixedly connected to the bottom surface of the sliding push plate, the baffle is slidably connected with the first support frame, the circular blocking frame is fixedly connected to the sliding push plate, the arc-shaped limiting plate is arranged on the support cylinder, and the arc-shaped limiting plate is in contact with the rotary heating cylinder.

6. A rare earth oxidation roasting furnace capable of reducing air pollution according to claim 5, further comprising a vibration component, wherein the vibration component is arranged on the oxidation component, the vibration component comprises a second support frame, a third support frame, a sieve plate, a second spring, a stirring frame and a convex block, the second support frame is welded on the inner wall of the support cylinder, the third support frame is welded on the feeding frame, the sieve plate is jointly and slidably connected onto the second support frame and the third support frame, a pair of second springs are connected onto the sieve plate in a coupling manner, one end of each second spring is fixedly connected with the second support frame, one end of each second spring is fixedly connected with the third support frame, the stirring frame is welded onto the sieve plate, the stirring frames are slidably connected with the support cylinder, and the convex blocks are connected onto the rotary heating cylinder in a circumferential distribution manner.

7. The rare earth oxidation roasting furnace of claim 6, further comprising a shifting assembly, wherein the shifting assembly is fixedly mounted on the supporting bottom frame, the shifting assembly comprises a slotted support frame, a slotted sliding frame, a third spring, a sliding clamping frame and a shifting rod, the slotted support frame is fixedly connected to the supporting bottom frame, the slotted support frame is connected to the slotted sliding frame in a lifting manner, the slotted sliding frame is connected to the slotted sliding frame in a coupling manner, one end of the third spring is fixedly connected to the slotted support frame, the sliding clamping frame is slidably connected to the slotted sliding frame, the sliding clamping frame is in limit fit with the slotted support frame, and the shifting rod is fixedly connected to the rotary heating cylinder in a sector distribution manner.

8. The rare earth oxidizing roasting furnace capable of reducing air pollution according to claim 7, further comprising a scraping assembly, wherein the scraping assembly is disposed on the top of the slotted sliding frame, the scraping assembly comprises a fourth support frame, a sliding scraper, a slotted plate and a fourth spring, the fourth support frame is fixedly connected to the top of the slotted sliding frame, the fourth support frame is slidably connected to the support cylinder, the sliding scraper is slidably connected to the fourth support frame, the slotted plate is slidably connected to the exhaust frame, the slotted plate is in limit fit with the sliding scraper, the slotted plate is connected to the fourth spring, and one end of the fourth spring is fixedly connected to the exhaust frame.

9. The rare earth oxidation roasting furnace capable of reducing air pollution according to claim 8, further comprising a discharging control assembly, wherein the discharging control assembly is disposed on the discharging frame, the discharging control assembly comprises a swing frame, a sliding discharging frame, a slotted link and a fixed isolation plug, the swing frame is rotatably connected to the discharging frame, the swing frame is in limit fit with the slotted sliding frame, the swing frame is in contact with the slotted support frame, the sliding discharging frame is slidably connected to the inside of the discharging frame, the slotted link is fixedly connected to the bottom surface of the sliding discharging frame, the slotted link is in limit fit with the swing frame, the fixed isolation plug is disposed inside the discharging frame, and the fixed isolation plug is slidably connected to the sliding discharging frame.

Technical Field

The invention relates to a rare earth oxidation roasting furnace, in particular to a rare earth oxidation roasting furnace capable of reducing air pollution.

Background

Rare earth is the general name of seventeen metal elements including lanthanide elements, scandium and yttrium in the periodic table of elements, 250 rare earth minerals exist in nature, rare earth oxides are widely applied to various industries, in petrochemical and chemical industries, the rare earth catalyst is adopted to simplify the process and improve the economic benefit, and the rare earth oxides play more and more important roles in the modern society which is new and different day by day.

The traditional rare earth oxidizing and roasting mode usually adopts a single-cylinder rotary kiln, the kiln body is heated externally, materials in the cylinder body are heated unevenly due to large stacking thickness, meanwhile, the contact air area is small, the materials are oxidized unevenly, the reaction intensity deviation of the materials received in the subsequent working section is large due to uneven quality, the leaching rate of the rare earth is reduced, the unit yield can only be reduced to meet the production of the subsequent working procedures, and the rare earth oxidizing and roasting is qualified.

Disclosure of Invention

The invention aims to provide a rare earth oxidizing roasting furnace which can fully contact materials with oxygen, improve the oxidation efficiency, completely oxidize the materials, clean equipment and collect the roasted qualified rare earth and can reduce air pollution, so as to overcome the defects of uneven heating and uneven material oxidation with small contact air area caused by large stacking thickness of the materials in the cylinder of the conventional device.

The technical scheme is as follows: a rare earth oxidation roasting furnace capable of reducing air pollution comprises a supporting bottom frame, an oxidation assembly and a rotating assembly;

the support chassis is provided with an oxidation assembly, and the oxidation assembly is used for heating materials and has the function of oxidizing the materials;

the rotating assembly is fixedly arranged on the supporting bottom frame and is used for assisting the oxidation assembly to oxidize materials.

Optionally, the oxidation subassembly is including rotating the cartridge heater, feeding frame, the frame of unloading, support cylinder and exhaust frame, and the last rotation type of support chassis is connected with the rotation cartridge heater, and the rigid coupling has the feeding frame on the support chassis, and the feeding frame is connected with the rotation cartridge heater rotary type, and it has blow vent and feed inlet to open on the feeding frame, and the welding of support chassis one side has the frame of unloading, and fixed mounting has the support cylinder on the frame of unloading, and the rigid coupling has the exhaust frame on the support cylinder, is provided with the gas vent on the exhaust frame.

Optionally, the rotating assembly comprises a motor, a spur gear and a spur gear, the motor is fixedly mounted on the supporting chassis, the spur gear is welded on an output shaft of the motor, the spur gear is fixedly connected to the rotary heating cylinder, and the spur gear is meshed with the spur gear.

Optionally, the exhaust frame further comprises a screen, and the screen is arranged at the exhaust port of the exhaust frame.

Optionally, still including the subassembly that turns, be provided with the subassembly that turns on the rotation cartridge heater, the subassembly that turns is including the slip push pedal, first support frame, first spring, the baffle, circular fender frame and arc limiting plate, the mode that is evenly distributed in the rotation cartridge heater rotates and is connected with the slip push pedal, the mode rigid coupling that is evenly distributed on the rotation cartridge heater has first support frame, first support frame and slip push pedal sliding type connection, be connected with first spring between slip push pedal and the first support frame, slip push pedal bottom surface rigid coupling has the baffle, the baffle is connected with first support frame sliding type, circular fender frame rigid coupling is on the slip push pedal, be provided with the arc limiting plate on the supporting cylinder, arc limiting plate and rotation cartridge heater contactless each other.

Optionally, the automatic stirring device further comprises a vibrating assembly, the vibrating assembly is arranged on the oxidizing assembly, the vibrating assembly comprises a second support frame, a third support frame, a sieve plate, a second spring, a stirring frame and a convex block, the second support frame is welded on the inner wall of the supporting cylinder, the third support frame is welded on the feeding frame, the sieve plate is connected on the second support frame and the third support frame in a sliding mode together, a pair of second springs are connected on the sieve plate in a connecting mode, one end of each second spring is fixedly connected with the corresponding second support frame, one end of each second spring is fixedly connected with the corresponding third support frame, the stirring frame is welded on the corresponding sieve plate and is connected with the corresponding supporting cylinder in a sliding mode, and the convex blocks are connected on the rotating heating cylinder in a circumferentially distributed mode.

Optionally, still including stirring the subassembly, stir subassembly fixed mounting on supporting the chassis, stir the subassembly including the fluting support frame, the fluting carriage, the third spring, slip card column frame and driving lever, fluting support frame fixed connection is on supporting the chassis, be connected with the fluting carriage with the mode of liftable on the fluting support frame, the hookup has the third spring on the fluting carriage, third spring one end and fluting support frame rigid coupling, the slidingtype is connected with the slip card column frame on the fluting carriage, slip card column frame and the spacing cooperation of fluting support frame, the mode rigid coupling that is fan-shaped distribution on the rotation heating cylinder has the driving lever.

Optionally, still including scraping the subassembly, fluting carriage top is provided with scrapes the subassembly, scrapes the subassembly including fourth support frame, slip scraper blade, fluting board and fourth spring, fluting carriage top fixedly connected with fourth support frame, fourth support frame and support drum sliding connection, sliding connection has the slip scraper blade on the fourth support frame, sliding connection has the fluting board on the exhaust frame, fluting board and the spacing cooperation of slip scraper blade, the hookup has the fourth spring on the fluting board, fourth spring one end and exhaust frame rigid coupling.

Optionally, still including ejection of compact control assembly, ejection of compact control assembly locates on the ejection of compact frame, ejection of compact control assembly is including the swinging bracket, the slip goes out the work or material rest, fluting link and fixed isolation stopper, the last rotation type of ejection of compact frame is connected with the swinging bracket, the spacing cooperation of swinging bracket and fluting carriage, the swinging bracket contacts with fluting support frame each other, ejection of compact frame internal sliding type is connected with the slip and goes out the work or material rest, slip play work or material rest bottom surface fixedly connected with fluting link, fluting link and the spacing cooperation of swinging bracket, be provided with fixed isolation stopper in the ejection of compact frame, fixed isolation stopper and slip play work or material rest sliding type are connected.

The invention has the beneficial effects that: rotate through rotating the cartridge heater and heat the material, the gas transmission pipeline passes through the blow vent on the feeding frame and carries the air to rotating the cartridge heater in, makes material and oxygen contact, rotates the cartridge heater clockwise simultaneously and rotates and to make inside material slide along its inner wall, makes material oxidation complete, obtains the qualified tombarthite of calcination.

The materials in the rotary heating cylinder are blocked by the sliding push plate, so that the materials can be pushed to move to a higher position by the sliding push plate in a rotating mode and then fall, the spreading range is wider when the materials fall downwards, the contact time of the materials and air is longer, the contact area of the materials and oxygen is increased, and the material oxidation efficiency is improved.

Through the cooperation of lug and second spring, make to dial frame and the reciprocal vibration from top to bottom of last device, the material of caking is trembled in the vibration of sieve and is dispersed, makes material and oxygen fully contact, further improves oxidation efficiency.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a schematic perspective view of an oxidation module and a rotation module according to the present invention.

Fig. 4 is a schematic perspective view of the exhaust frame and the screen according to the present invention.

Fig. 5 is a schematic view of a first partial body structure of the vibration assembly of the present invention.

Fig. 6 is a schematic view of a partially disassembled three-dimensional structure of the flipping component of the invention.

Fig. 7 is a schematic view of a second partial body structure of the vibration module of the present invention.

Fig. 8 is a schematic perspective view of the toggle assembly of the present invention.

Fig. 9 is a perspective view of a portion of a scraper assembly in accordance with the present invention.

Fig. 10 is a schematic perspective view of the discharge control assembly of the present invention.

Fig. 11 is a schematic perspective view of a fixed isolating plug according to the present invention.

Reference numbers in the drawings: 1_ support chassis, 2_ oxidation assembly, 21_ rotary heater cartridge, 22_ feed frame, 23_ discharge frame, 24_ support cylinder, 25_ vent frame, 3_ rotation assembly, 31_ motor, 32_ spur gear, 33_ spur gear, 301_ screen, 4_ flip assembly, 41_ slide push plate, 42_ first support, 421_ first spring, 422_ baffle, 43_ circular baffle frame, 44_ arc stop plate, 5_ vibration assembly, 51_ second support, 52_ third support, 53_ screen plate, 54_ second spring, 55_ toggle frame, 56_ bump, 6_ toggle assembly, 61_ slotted support, 62_ slotted slide, 63_ third spring, 64_ slide cartridge frame, 65_ toggle lever, 7_ scraping assembly, 71_ fourth support, 72_ slide scraper, 73_ slotted plate, 74_ fourth spring, 8_ discharge control assembly, 81_ swing frame, 82_ slide out frame, 83_ slotted link, 84_ fixed isolation plug.

Detailed Description

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

Example 1

A rare earth oxidation roasting furnace capable of reducing air pollution is disclosed, as shown in figures 1-4, and comprises a supporting bottom frame 1, an oxidation assembly 2 and a rotating assembly 3, wherein the oxidation assembly 2 for oxidizing materials is arranged on the supporting bottom frame 1, and the rotating assembly 3 is fixedly arranged on the supporting bottom frame 1.

The oxidation assembly 2 is including rotating the cartridge heater 21, feeding frame 22, ejection of compact frame 23, support drum 24 and exhaust frame 25, the rotation type is connected with rotating the cartridge heater 21 on the support chassis 1, rotating the cartridge heater 21 and being used for heating the material, the rigid coupling has the feeding frame 22 that is used for adding the material on the support chassis 1, feeding frame 22 is connected with rotating the cartridge heater 21 rotary type, it has blow vent and feed inlet to open on the feeding frame 22, it has ejection of compact frame 23 to support 1 one side welding of chassis, fixed mounting has support drum 24 on the ejection of compact frame 23, the rigid coupling has exhaust frame 25 of exhaust usefulness on the support drum 24, be provided with the gas vent on the exhaust frame 25.

The rotating assembly 3 comprises a motor 31, a straight gear 32 and a straight gear ring 33, the motor 31 is fixedly installed on the supporting underframe 1, the straight gear 32 is welded on an output shaft of the motor 31, the straight gear ring 33 is fixedly connected on the rotary heating cylinder 21, and the straight gear ring 33 is meshed with the straight gear 32.

External conveying equipment is connected with the feed inlet on the feeding frame 22, and the gas transmission pipeline is connected with the blow vent on the feeding frame 22, and when needs become the tombarthite with the material calcination, external conveying equipment will treat the material of calcination and carry to rotating the cartridge heater 21 in through the feed inlet on the feeding frame 22, rotate the cartridge heater 21 and heat the material, and the gas transmission pipeline is in with air transport to rotating the cartridge heater 21 through the blow vent on the feeding frame 22, and the material contacts with oxygen. Meanwhile, the worker manually starts the motor 31, an output shaft of the motor 31 rotates to drive the straight gear 32 to rotate anticlockwise, the straight gear 32 drives the straight gear ring 33 to rotate clockwise, the straight gear ring 33 drives the rotary heating cylinder 21 and the upper device thereof to rotate clockwise, the rotary heating cylinder 21 rotates clockwise to enable the materials inside to slide along the inner wall of the rotary heating cylinder to enable the materials to be completely oxidized, qualified roasted rare earth is obtained, then the rotary heating cylinder 21 pushes the rare earth into the supporting cylinder 24, and generated waste gas can be discharged from a gas outlet in the exhaust frame 25. When the rare earth roasting operation is completed, the worker manually turns off the motor 31 to stop the operation of the equipment.

Example 2

In addition to embodiment 1, as shown in fig. 4, the exhaust frame further includes a screen 301, the screen 301 is disposed at the exhaust port of the exhaust frame 25, and the screen 301 is used for filtering the exhaust gas.

When the exhaust gas is discharged from the gas outlet on the exhaust frame 25, the screen 301 on the exhaust frame 25 can filter the exhaust gas, and solid particles are prevented from being mixed in the discharged exhaust gas.

Example 3

On the basis of the embodiment 2, as shown in fig. 5-6, the apparatus further includes a turning assembly 4, the rotary heating cylinder 21 is provided with the turning assembly 4, the turning assembly 4 is used for turning the material, the turning assembly 4 includes a sliding push plate 41, a first support frame 42, a first spring 421, a baffle 422, a circular baffle frame 43 and an arc-shaped limiting plate 44, the sliding push plate 41 is rotatably connected to the rotary heating cylinder 21 in an evenly distributed manner, the sliding push plate 41 is used for blocking the material in the rotary heating cylinder 21, the sliding push plate 41 is further used for pushing the material to move to a higher position and then fall off, the first support frame 42 is fixedly connected to the rotary heating cylinder 21 in an evenly distributed manner, the first support frame 42 is slidably connected to the sliding push plate 41, the first spring 421 is connected between the sliding push plate 41 and the first support frame 42, the baffle 422 is fixedly connected to the bottom surface of the sliding push plate 41, and the first support frame 42 is slidably connected to the baffle 422, the circular baffle frame 43 is fixedly connected to the sliding push plate 41, the supporting cylinder 24 is provided with an arc limiting plate 44, the arc limiting plate 44 is in contact with the rotating heating cylinder 21, and the arc limiting plate 44 is used for pushing the baffle 422 and the upper device thereof to move towards the direction away from the straight gear ring 33.

When the rotary heating cylinder 21 and the device on the rotary heating cylinder rotate, the arc limiting plate 44 can push the baffle 422 and the device on the baffle to move towards the direction away from the straight gear ring 33, the sliding push plate 41 can block materials in the rotary heating cylinder 21, so that the sliding push plate 41 can push the materials to move to a higher position and then drop, the spreading range is wider when the materials drop downwards, the contact time of the materials and air is longer, the contact area of the materials and oxygen is increased, and the material oxidation efficiency is improved. When the arc-shaped limit plate 44 is separated from the push baffle 422, the stretched first spring 421 is reset to drive the sliding push plate 41 and the upper device thereof to move and reset towards the direction close to the straight gear ring 33.

Example 4

On the basis of embodiment 3, as shown in fig. 5 and 7, the oxidation heating device further includes a vibration assembly 5, the vibration assembly 5 is disposed on the oxidation assembly 2, the vibration assembly 5 is used for shaking and scattering agglomerated materials, the vibration assembly 5 includes a second support frame 51, a third support frame 52, a sieve plate 53, a second spring 54, a stirring frame 55 and a bump 56, the second support frame 51 is welded on the inner wall of the support cylinder 24, the third support frame 52 is welded on the feeding frame 22, the sieve plate 53 is connected to the second support frame 51 and the third support frame 52 in a sliding manner, the sieve plate 53 is used for shaking and scattering agglomerated materials, a pair of second springs 54 is connected to the sieve plate 53, one end of each second spring 54 is fixedly connected to the second support frame 51, one end of each second spring 54 is fixedly connected to the third support frame 52, the stirring frame 55 is welded to the sieve plate 53, the stirring frame 55 is connected to the support cylinder 24 in a sliding manner, the bumps 56 are connected to the rotary heating cylinder 21 in a circumferential distribution manner, the protrusion 56 is used to push the dial 55 and the upper device to move upward.

The thrown materials can fall onto the sieve plate 53, the materials can slide down through the sieve plate 53, when the heating cylinder 21 and the device on the heating cylinder are rotated, the lug 56 can push the stirring frame 55 and the device on the stirring frame to move upwards, when the lug 56 is separated from the stirring frame 55, the compressed second spring 54 resets to drive the sieve plate 53 and the device on the sieve plate to move downwards and reset, the stirring frame 55 and the device on the stirring frame to vibrate up and down in a reciprocating mode through the matching of the lug 56 and the second spring 54, the sieve plate 53 vibrates to shake the agglomerated materials, and the material oxidation efficiency is further improved.

Example 5

On the basis of the embodiment 4, as shown in fig. 8-11, the base further comprises a toggle assembly 6, the toggle assembly 6 is fixedly installed on the supporting chassis 1, the toggle assembly 6 comprises a slotted supporting frame 61 and a slotted sliding frame 62, the third spring 63, the sliding clamping column frame 64 and the deflector rod 65, the slotting support frame 61 is fixedly connected to the support underframe 1, the slotting carriage 62 is connected to the slotting support frame 61 in a lifting mode, the third spring 63 is connected to the slotting carriage 62, one end of the third spring 63 far away from the slotting carriage 62 is fixedly connected with the slotting support frame 61, the slotting carriage 62 is slidably connected with the sliding clamping column frame 64, the sliding clamping column frame 64 is in limit fit with the slotting support frame 61, the deflector rod 65 is fixedly connected to the rotary heating cylinder 21 in a sector distribution mode, and the second deflector rod 65 is used for pushing the sliding clamping column frame 64 and the upper device thereof to move downwards.

Still including scraping subassembly 7, fluting carriage 62 top is provided with scrapes subassembly 7, scrape subassembly 7 including fourth support frame 71, slip scraper 72, fluting board 73 and fourth spring 74, fluting carriage 62 top fixedly connected with fourth support frame 71, fourth support frame 71 and support drum 24 sliding connection, sliding connection has slip scraper 72 on fourth support frame 71, slip scraper 72 is used for scraping sticky solid particle thing on the screen cloth 301, sliding connection has fluting board 73 on the exhaust frame 25, fluting board 73 and slip scraper 72 are spacing to be coordinated, the hookup has fourth spring 74 on the fluting board 73, the fourth spring 74 one end and the exhaust frame 25 rigid coupling of keeping away from fluting board 73.

Also comprises a discharging control component 8, the discharging control component 8 is arranged on the discharging frame 23, the discharging control component 8 comprises a swinging frame 81 and a sliding discharging frame 82, slotted link 83 and fixed isolation stopper 84, the last rotation type of ejection of compact frame 23 is connected with swing span 81, swing span 81 and the spacing cooperation of slotted carriage 62, swing span 81 and slotted support frame 61 contact each other, ejection of compact frame 23 internal sliding type is connected with slip ejection of compact frame 82, slip ejection of compact frame 82 is used for shaking off the tombarthite that glues glutinous on it and slides ejection of compact frame 82 bottom surface fixedly connected with slotted link 83, slotted link 83 and the spacing cooperation of swing span 81, swing span 81 is used for promoting slotted link 83 and the upward motion of slip ejection of compact frame 82, be provided with fixed isolation stopper 84 in the ejection of compact frame 23, fixed isolation stopper 84 is used for plugging up the below of slip ejection of compact frame 82, fixed isolation stopper 84 and slip ejection of compact frame 82 sliding type are connected.

When the rotary heating cylinder 21 and the upper device thereof rotate clockwise, the first deflector rod 65 contacts the sliding clamping column frame 64, the first deflector rod 65 pushes the sliding clamping column frame 64 and the upper device thereof to move downwards, the third spring 63 is compressed, the sliding clamping column frame 64 moves away from the rotary heating cylinder 21 under the action of the slotted support frame 61, the first deflector rod 65 is separated from the sliding clamping column frame 64, the compressed third spring 63 is reset to drive the slotted sliding frame 62 and the upper device thereof to move upwards, the second deflector rod 65 contacts the sliding clamping column frame 64, the second deflector rod 65 continues to push the sliding clamping column frame 64 and the upper device thereof to move downwards, then the second deflector rod 65 is separated from the sliding clamping column frame 64, and the operation is repeated, so that the slotted sliding frame 62 and the upper device thereof move up and down in a reciprocating manner. When the last driving lever 65 is separated from the sliding clamping column frame 64, the compressed third spring 63 is reset to drive the slotted sliding frame 62 and the devices thereon to move upwards and reset.

When the slotting carriage 62 moves downwards, the slotting carriage 62 drives the fourth support frame 71 and the sliding scraper 72 to move downwards, the sliding scraper 72 scrapes off sticky solid particles on the screen 301 to prevent the solid particles from blocking the screen 301, and when the sliding scraper 72 moves to the lowest part of the slotting plate 73, the sliding scraper 72 moves towards the direction far away from the exhaust frame 25 under the action of the slotting plate 73. When the slotted sliding frame 62 moves upwards, the sliding scraper 72 moves and resets towards the direction close to the exhaust frame 25, the sliding scraper 72 pushes the slotted plate 73 to move towards the direction close to the slotted support frame 61, and then the compressed fourth spring 74 resets to drive the slotted plate 73 to move and reset towards the direction away from the slotted support frame 61.

The tombarthite that is pushed to in the support drum 24 can the landing slide ejection of compact frame 82 and the space that ejection of compact frame 23 formed, when fluting carriage 62 downstream, fluting carriage 62 can promote the swing of swing span 81, swing span 81 promotes fluting link 83 and the downward motion of slip ejection of compact frame 82, fixed isolating plug 84 is plugged up the slip ejection of compact frame 82 top, fixed isolating plug 84 is opened the slip ejection of compact frame 82 below, the tombarthite in the space that slip ejection of compact frame 82 and ejection of compact frame 23 formed can drop downwards, the staff is collected the qualified tombarthite of calcination. The up-and-down reciprocating motion of the slotting sliding frame 62 can push the swinging frame 81 to swing back and forth, the swinging frame 81 pushes the slotting connecting frame 83 and the sliding discharging frame 82 to move up and down in a reciprocating mode, and the sliding discharging frame 82 shakes up and down in a reciprocating mode to shake off rare earth adhered to the sliding discharging frame. When the slotting carriage 62 moves upwards, the slotting carriage 62 drives the swing frame 81 to swing and reset, the swing frame 81 pushes the slotting connecting frame 83 and the sliding discharging frame 82 to move upwards, the fixed isolating plug 84 plugs the lower part of the sliding discharging frame 82, the fixed isolating plug 84 opens the upper part of the sliding discharging frame 82, and the rare earth continuously slides into a space formed by the sliding discharging frame 82 and the discharging frame 23.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.