CN111729607A - Continuous blanking device and method for neodymium iron boron waste - Google Patents
Continuous blanking device and method for neodymium iron boron waste Download PDFInfo
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- CN111729607A CN111729607A CN202010635169.XA CN202010635169A CN111729607A CN 111729607 A CN111729607 A CN 111729607A CN 202010635169 A CN202010635169 A CN 202010635169A CN 111729607 A CN111729607 A CN 111729607A
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- Prior art keywords
- air
- blanking
- boron waste
- iron boron
- neodymium iron
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/7173—Feed mechanisms characterised by the means for feeding the components to the mixer using gravity, e.g. from a hopper
- B01F35/71731—Feed mechanisms characterised by the means for feeding the components to the mixer using gravity, e.g. from a hopper using a hopper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/88—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise
- B01F35/881—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise by weighing, e.g. with automatic discharge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/25—Mixing waste with other ingredients
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- Chemical Kinetics & Catalysis (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a continuous blanking device for neodymium iron boron waste, which relates to the technical field of blanking control and comprises the following components: the device comprises a blanking hopper, a transmission mechanism, a plugging mechanism, a supporting body, a suspension frame, a rotator, a triggering mechanism and a loading mechanism. Two blanking hoppers are opened synchronously through a transmission mechanism, neodymium iron boron waste materials fall onto a material loading mechanism, in the process, air in an air cavity is pushed into an air bag, the air bag expands, then when the material loading mechanism bears a preset amount, the bearing mechanism moves downwards and extrudes the air bag, gas in the air bag flows back, the blanking hoppers are sealed again, in addition, the discharging speeds of the two blanking hoppers are different, when the material loading mechanism inclines, the air bag is extruded by the downward inclined end of the material loading mechanism, the blanking hopper with the fast blanking is sealed firstly, the blanking hopper with the slow blanking continues to blank so that the material loading mechanism is finally balanced, the remaining air bag is extruded, the two blanking hoppers are finally sealed, and the blanking amount of the two blanking hoppers is controlled accurately.
Description
Technical Field
The invention relates to the technical field of blanking control, in particular to a neodymium iron boron waste continuous blanking device.
Background
Unlike the magnet which is seen in our ordinary times, the Nd-Fe-B magnet is called "Magang" because of its excellent magnetic performance, and the Nd-Fe-B magnet contains a large amount of rare earth elements such as rare earth element, iron and san, and is hard and brittle. Because the surface is very easy to be oxidized and corroded, the neodymium iron boron must be subjected to surface coating treatment. Surface chemical passivation is one of the good solutions. The Nd-Fe-B serving as a rare earth permanent magnet material has extremely high magnetic energy and coercive force, and the advantage of high energy density enables the Nd-Fe-B permanent magnet material to be widely applied to modern industry and electronic technology, so that miniaturization, light weight and thinning of instruments, electro-acoustic motors, magnetic edge magnetization and other equipment become possible.
At present, in the processing technology of neodymium iron boron waste, the neodymium iron boron waste is mixed (proportioned) with other materials and then is treated, and the treatment step is that when the neodymium iron boron waste is cleaned or infiltrated, the neodymium iron boron waste in the cleaning or moistening process can be fully contacted with liquid, the neodymium iron boron waste can be cleaned or infiltrated in batches usually, if the neodymium iron boron waste is continuously fed, the neodymium iron boron waste is easily accumulated in a large quantity, and the neodymium iron boron waste is difficult to fully contact with the liquid. In neodymium iron boron waste material blanking process in batches, doffer among the prior art has the function of control neodymium iron boron waste material blanking volume, but is accurate inadequately, can't accomplish the requirement of in time disconnected material and in time blanking, consequently need urgent research and development one kind can be in time disconnected material, blanking, the continuous doffer of neodymium iron boron waste material of accurate control neodymium iron boron waste material blanking volume.
Disclosure of Invention
One of the purposes of the invention is to solve the problem that the neodymium iron boron waste device in the prior art cannot accurately control the blanking amount of neodymium iron boron waste.
The second purpose of the invention is to provide a continuous blanking method for neodymium iron boron waste materials.
In order to achieve one of the purposes, the invention adopts the following technical scheme: the utility model provides a continuous doffer of neodymium iron boron waste material, wherein, includes: the blanking hoppers are provided with at least two blanking hoppers; a transmission mechanism in which the hopper is embedded, the transmission mechanism having: a drive motor; the first transmission gear is connected with the power end of the transmission motor; the second transmission gear is arranged at the side end of the first transmission gear; the transmission belt is connected with the power end of the transmission motor and the second transmission gear; a third drive gear engaging the second drive gear; the plugging mechanism is arranged at the lower end of the transmission mechanism and is provided with: an air cavity; a piston disposed in the air cavity; the shutoff board, quantity is two at least the shutoff board distributes separately blanking fill one side, the shutoff board transversely imbeds with the mode of embedding extremely blanking fill bottom sets up the shutoff board through the mode of embedding, can the less neodymium iron boron waste material of at utmost press the condition that leads to warping on the shutoff board, and then reduces the possibility that produces the gap between shutoff board and the blanking fill, is favorable to strengthening the control to the blanking volume. The plugging plate is used for plugging the bottom of the blanking hopper, the plugging plate is connected with the piston, a tooth socket is formed in the plugging plate, and the plugging plate is meshed with the first transmission gear and the third transmission gear through the tooth socket; the supporter, the supporter is half open architecture downwards, the supporter sets up at the drive mechanism lower extreme, the supporter has: the air duct is communicated with the air cavity; the supporting columns are positioned on the two inner sides of the supporting body; a suspension frame in the semi-open support body, the suspension frame having: the connecting column corresponds to the supporting column; a rotator disposed between the support post and the connection post; trigger mechanism, trigger mechanism sets up hang the frame bottom, trigger mechanism includes: an air bag; the connecting air pipe is communicated with the ventilation pipeline, and the air bag is communicated with the connecting air pipe; carry material mechanism, it sets up to carry material mechanism hang the upper end in the frame, carry material mechanism with hang frame sliding connection, it has to carry material mechanism: and the return spring is connected with the bottom of the suspension frame. The elastic size of the reset spring can be selected according to the dosage of the neodymium iron boron.
In the technical scheme, when the materials are proportioned in the neodymium iron boron waste processing production, the transmission motor is started to drive the first transmission gear to rotate in the forward direction, the left blocking plate in the blocking mechanism is driven to move leftwards to open the left blanking hopper, so that the materials fall onto the material carrying mechanism, wherein when the first transmission gear rotates, the transmission motor drives the second transmission gear to rotate in the forward direction through the transmission belt, then the second transmission gear drives the third transmission gear to rotate reversely, and further the right blocking plate in the blocking mechanism is driven to move rightwards to open the right blanking hopper, so that the left blanking hopper and the right blanking hopper are opened simultaneously. The plugging plate pushes the piston in the air cavity in the moving process, so that the piston pushes the air in the air cavity to flow along the ventilation pipeline and flow into the connecting air pipe, and then the air flows downwards through the connecting air pipe and flows into the air bag in the triggering mechanism, so that the air bag expands under the pressure of the air. Meanwhile, after the left blanking hopper and the right blanking hopper are opened, the neodymium iron boron waste falls into the material carrying mechanism in the suspension frame, and after the material carrying mechanism receives a certain amount of neodymium iron boron waste, the neodymium iron boron waste slides downwards under the influence of the pressure of the neodymium iron boron waste and compresses the return spring. When the neodymium iron boron waste materials on the material loading mechanism reach the preset amount, the material loading mechanism downwards extrudes the air bag, and the air in the air bag flows back to the air cavity of the blocking mechanism again, so that the piston in the air cavity is under the action of the air pressure to push the blocking plate to reset, and the left blanking hopper and the right blanking hopper are blocked again. After the blanking hopper does not discharge, the frame is hung in the upset for the spliced pole on hanging the frame can drive under the effect of circulator and hang the frame and rotate downwards, and then realizes inclining and hang the neodymium iron boron waste material on the feed mechanism in the frame.
Further, in an embodiment of the present invention, the plugging plate is a metal product.
Further, in the embodiment of the present invention, a driving motor is installed at an inner side end of the support body, and the connection column has: a driven gear; the drive motor is provided with: a drive gear that engages the driven gear.
In the process of overturning the suspension frame, the driving motor is started at first to drive the driving gear to rotate, and then the driving gear drives the driven gear to rotate, so that the connecting column connected with the driven gear does rotating motion under the action of the rotator, and then the suspension frame and the material carrying mechanism on the suspension frame are driven to rotate downwards.
Further, in an embodiment of the present invention, the trigger mechanism further includes: and the air bag is communicated with the connecting air pipe through the pore channel.
Further, in the embodiment of the present invention, the loading mechanism further includes: the material loading plate is positioned at the lower end of the blanking hopper; the guide plate is obliquely and downwards distributed and connected to the edge of the material carrying plate, and the guide plate is in contact with the inner side wall of the suspension frame.
Further, in the embodiment of the present invention, the loading mechanism further includes: the movable rods are movably connected to the left side and the right side of the material carrying plate; the guide wheel is connected with the movable rod and abuts against the inner side wall of the suspension frame; the guide gear is arranged at the joint of the movable rod and the material carrying plate, and is provided with a biasing spring; the limiting rod penetrates through the material carrying plate, a groove is formed in the limiting rod, and the groove is connected with the guide gear in a meshed mode.
In the process that the material carrying mechanism moves downwards, for example, the blanking speeds of two blanking hoppers are different, so that the right side of a material carrying plate used for storing neodymium iron boron waste materials on the material carrying mechanism is heavy, when the left side of the material carrying plate is light, the material carrying plate generates a force inclining downwards towards the heavy right side, the force is applied to a guide wheel of a right movable rod, the movable rod movably connected with the material carrying plate is enabled to rotate upwards, so as to drive a right guide gear to rotate, a limiting rod is pulled to move, the left guide gear is enabled to rotate reversely through the right movement of the limiting rod, so as to drive a left movable rod to rotate downwards, so that a left roller is tightly abutted against the inner side wall of a suspension frame, the inclination angle of the material carrying plate is reduced, the gap caused by the inclination of the material carrying plate is favorably avoided, the neodymium iron boron waste materials can flow out from the gap, the feeding amount of the neodymium iron boron, the feeding device is favorable for reducing the stress action of the guide plate, reducing the deformation and wear rate, further avoiding the generation of a gap between the material carrying mechanism and the suspension frame, leading neodymium iron boron waste to flow out of the gap, and being incapable of accurately controlling the feeding amount of neodymium iron boron.
Further, in the embodiment of the present invention, a contact portion of the material guide plate and the suspension frame has a sealing strip.
Further, in an embodiment of the present invention, the rotator has: the connecting column is fixedly connected with the rotating body; the rotating body is rotationally connected with the base body, and the supporting column is fixedly connected with the base body;
the swivel has: the connecting air pipe is communicated with the first air passage; the air hole is communicated with the first air passage; the base body has: and the air duct II is communicated with the air hole.
Further, in an embodiment of the present invention, the base further has: a slideway; the sliding plate is connected with the slide way in a sliding manner; the top block is connected with the sliding plate and abuts against the air hole, and the top block and the rotating body are coaxial (are positioned on the same central line); and the limiting spring is arranged between the slide way and the sliding plate.
The air between the ventilating pipeline and the connecting air pipe flows through the rotator, and specifically comprises the following steps: when air in the air duct flows downwards and flows into an air passage II of a base body in the rotator, a sliding plate in the base body is extruded by the air to pull the ejector block to move to one side, an air hole in a rotator in the rotator is opened, so that the air flows into the air passage I of the rotator from the air passage along the air hole and then flows into a connecting air pipe through the air passage I; when connecting tracheal air upward flow, flow in to the air flue of turning in, through air flue one-flow income air flue to push away the kicking block in the air flue, make kicking block and slide to one side removal open the air flue, thereby make the air in the air flue flow in to air flue two, and then through the air flue two-flow income air passage, when connecting the trachea and no longer having air current income air flue one time, the slide resets under spacing spring's effect, makes the kicking block sealed the air flue again. Through the structure of circulator, on the one hand can avoid the unable intercommunication of connecting trachea and air duct when the circulator is rotatory, and on the other hand then avoids hanging the frame and rotate downwards, when empting neodymium iron boron waste material, carries the material mechanism and resets immediately under reset spring, leads to the gasbag not by the extrusion, probably produces the negative pressure, absorbs the air in the air cavity, leads to the unable complete shutoff blanking fill of shutoff board, influences the control to neodymium iron boron waste material blanking volume.
Further, in an embodiment of the present invention, the base further has: and the guide post transversely penetrates through the sliding plate.
The invention has the beneficial effects that:
the invention synchronously opens the two blanking hoppers through the transmission mechanism, so that the neodymium iron boron waste material falls onto the material carrying mechanism, in the process, the air in the air cavity is pushed into the air bag to expand the air bag, then when the material carrying mechanism carries a certain amount (such as 1 kilogram) of neodymium iron boron waste material, the material carrying mechanism starts to move downwards, when the material carrying mechanism carries a preset amount (such as 10 kilograms), the material carrying mechanism moves downwards and extrudes the air bag, so that the air in the air bag flows back to block the blanking hoppers again, the blanking amount of the neodymium iron boron waste material is beneficial to accurately controlling, in addition, when the two blanking hoppers generate different discharging speeds, and the material carrying mechanism inclines, the inclined downwards end of the material carrying mechanism can extrude the air bag in advance, the fast blanking hopper is blocked firstly, and the slow blanking hopper can continue to blank so that the material carrying mechanism is finally balanced to extrude the remaining air bag, finally, the two blanking hoppers are sealed, so that the blanking amount of the two blanking hoppers can be accurately controlled.
In order to achieve the second purpose, the invention adopts the following technical scheme: a continuous blanking method for neodymium iron boron waste materials comprises the following steps:
blanking, when batching is carried out in the neodymium iron boron waste processing production, a transmission motor in a transmission mechanism is started to drive a first transmission gear to rotate in the forward direction, a left blocking plate in a blocking mechanism is driven to move leftwards to open a left blanking hopper, so that the material falls onto a material loading mechanism, wherein when the first transmission gear rotates, the transmission motor drives a second transmission gear to rotate in the forward direction through a transmission belt, then a third transmission gear is driven to rotate reversely through the second transmission gear, and then a right blocking plate in the blocking mechanism is driven to move rightwards to open a right blanking hopper, so that the left blanking hopper and the right blanking hopper are opened simultaneously;
inflating, wherein the plugging plate pushes a piston in an air cavity in the moving process, so that the piston pushes the air in the air cavity to flow along the ventilation pipeline on the support body and flow into the connecting air pipe, and then the air flows downwards through the connecting air pipe and flows into an air bag in the triggering mechanism, so that the air bag expands under the pressure of the air;
receiving materials, namely after a left blanking hopper and a right blanking hopper are opened, enabling the neodymium iron boron waste materials to fall onto a material carrying mechanism in a suspension frame, and after the material carrying mechanism receives a certain amount of neodymium iron boron waste materials, enabling the neodymium iron boron waste materials to slide downwards under the influence of the pressure of the neodymium iron boron waste materials and compressing a return spring;
triggering the blocking, when the neodymium iron boron waste on the material loading mechanism reaches a preset amount, the material loading mechanism downwards extrudes the air bag, and air in the air bag flows back to the air cavity of the blocking mechanism again, so that the piston in the air cavity is acted by air pressure to push the blocking plate to reset, and the left blanking hopper and the right blanking hopper are blocked again;
and pouring the materials, namely overturning the suspension frame after the blanking hopper does not discharge the materials, so that the connecting column on the suspension frame drives the suspension frame to rotate downwards under the action of the rotator, and further the neodymium iron boron waste materials on the material carrying mechanism in the suspension frame are poured.
Further, in the embodiment of the invention, in the process of overturning the suspension frame, the driving motor is started to drive the driving gear to rotate, and then the driving gear drives the driven gear to rotate, so that the connecting column connected with the driven gear performs rotary motion under the action of the rotator, and then the suspension frame and the loading mechanism on the suspension frame are driven to rotate downwards.
Further, in the embodiment of the present invention, during the downward movement of the material loading mechanism, if the blanking speeds of the two blanking hoppers are different, the right side of the material loading plate for storing the neodymium iron boron waste material on the material loading mechanism is heavy, and when the left side of the material loading plate is light, the material loading plate generates a force inclining downward to the heavy right side, the force is applied to the guide wheel of the right movable rod, so that the movable rod movably connected with the material loading plate is caused to rotate upward, thereby driving the right guide gear to rotate, pulling the limiting rod to move, and by the rightward movement of the limiting rod, the left guide gear is caused to rotate reversely, thereby driving the left movable rod to rotate downward, so that the left roller tightly abuts against the inner side wall of the suspension frame, and the inclination angle of the material loading plate is reduced.
Further, in the embodiment of the present invention, in the inflating step and the triggering and blocking step, the air between the ventilation pipeline and the connecting air pipe flows through the rotator, specifically: when air in the air duct flows downwards and flows into an air passage II of a base body in the rotator, a sliding plate in the base body is extruded by the air to pull the ejector block to move to one side, an air hole in a rotator in the rotator is opened, so that the air flows into the air passage I of the rotator from the air passage along the air hole and then flows into a connecting air pipe through the air passage I; when connecting tracheal air upward flow, flow in to the air flue of turning in, through air flue one-flow income air flue to push away the kicking block in the air flue, make kicking block and slide to one side removal open the air flue, thereby make the air in the air flue flow in to air flue two, and then through the air flue two-flow income air passage, when connecting the trachea and no longer having air current income air flue one time, the slide resets under spacing spring's effect, makes the kicking block sealed the air flue again.
Drawings
Fig. 1 is a schematic structural diagram of a continuous blanking device for neodymium iron boron waste in an embodiment of the invention.
FIG. 2 is a schematic top view of a portion of a transmission embodying the present invention.
Fig. 3 is a schematic view of the connection between the connection column and the driving motor according to the embodiment of the present invention.
Fig. 4 is a schematic view of a first blanking effect of the continuous blanking device for neodymium iron boron waste according to the embodiment of the invention.
Fig. 5 is a schematic diagram of a second blanking effect of the continuous blanking device for neodymium iron boron waste according to the embodiment of the invention.
FIG. 6 is a schematic plan view of a rotator according to an embodiment of the invention.
Fig. 7 is a schematic structural diagram of a rotator according to an embodiment of the invention.
Fig. 8 is a schematic view of a first movement structure of a rotator according to an embodiment of the invention.
Fig. 9 is a schematic view of a second motion structure of the rotator according to the embodiment of the invention.
Fig. 10 is a partially enlarged view a of fig. 1.
In the attached drawings
10. Blanking hopper
20. Transmission mechanism 21, transmission motor 22 and first transmission gear
23. A transmission belt 24, a second transmission gear 25, a third transmission gear
30. Plugging mechanism 31, air cavity 32 and piston
33. Plugging plate
40. Support 41, air duct 42, support column
50. Suspension frame 51, connecting column 52 and driven gear
53. Drive motor 54, driving gear
60. Trigger mechanism 61, pore 62 and air bag
63. Connecting air pipe
70. Material loading mechanism 71, return spring 72 and material guide plate
73. Movable rod 74, guide wheel 75, guide gear
76. Limiting rod
80. Rotator 81, rotator 811 and air channel I
812. Air hole 82, base 821 and air channel II
822. Slideway 83, sliding plate 84 and ejector block
85. Guide post 86, limiting spring
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 neodymium-iron-boron scrap continuous blanking methods and structures are not described in detail to avoid unnecessarily obscuring the embodiments. In addition, all embodiments may be used in combination with each other.
The first embodiment is as follows:
a continuous doffer of neodymium iron boron waste material, wherein, as shown in fig. 1, 2, includes: the device comprises a blanking hopper 10, a transmission mechanism 20, a plugging mechanism 30, a support body 40, a suspension frame 50, a rotator 80, a trigger mechanism 60 and a loading mechanism 70.
The drop hopper 10 has at least two, arranged in the left-right direction.
The drop hopper 10 is embedded in a transmission mechanism 20, and the transmission mechanism 20 comprises: a transmission motor 21, a first transmission gear 22, a second transmission gear 24, a transmission belt 23 and a third transmission gear 25.
The first transmission gear 22 is connected to the power end of the transmission motor 21. The second transmission gear 24 is provided at the right side end of the first transmission gear 22. The transmission belt 23 connects the power end of the transmission motor 21 with the second transmission gear 24. The third transfer gear 25 engages the second transfer gear 24.
The plugging mechanism 30 is provided at the lower end of the transmission mechanism 20, and the plugging mechanism 30 includes: air chamber 31, piston 32, closure plate 32.
The piston 32 is disposed in the air chamber 31. The quantity is two at least shutoff boards 32 and distributes in blanking fill 10 one side separately, and shutoff board 32 transversely imbeds to blanking fill 10 bottoms with the mode of embedding, sets up shutoff board 32 through the mode of embedding, can the less neodymium iron boron waste material of at utmost press the condition that leads to warping on shutoff board 32, and then reduces the possibility that produces the gap between shutoff board 32 and the blanking fill 10, is favorable to strengthening the control to the blanking volume. The blocking plate 32 is used for blocking the bottom of the blanking hopper 10, the blocking plate 32 is connected with the piston 32, a tooth groove is formed in the blocking plate 32, and the blocking plate 32 is meshed with the first transmission gear 22 and the third transmission gear 25 through the tooth groove.
The support body 40 is of a semi-open structure facing downward, the support body 40 is disposed at the lower end of the transmission mechanism 20, and the support body 40 has: vent conduit 41, support column 42. The air duct 41 communicates with the air chamber 31. The support columns 42 are located on the inner two sides of the support body 40.
The suspension frame 50 is located in the semi-open type support body 40, and the suspension frame 50 has a connection column 51, and the connection column 51 corresponds to the support column 42.
The rotator 80 is disposed between the support column 42 and the connection column 51.
The trigger mechanism 60 is disposed at the bottom of the suspension frame 50, and the trigger mechanism 60 includes: an air bag 62 connected with an air pipe 63. Connecting air pipe
63 and Tong
The air duct is communicated, and the air bag 62 is communicated with the connecting air pipe 63.
The material loading mechanism 70 is arranged at the upper end of the suspension frame 50, the material loading mechanism 70 is connected with the suspension frame 50 in a sliding mode, the material loading mechanism 70 is provided with a return spring 71, and the return spring 71 is connected with the bottom of the suspension frame 50. The elastic size of the return spring 71 can be selected according to the dosage of neodymium iron boron.
The implementation steps are as follows: as shown in fig. 4 and 5, when batching is performed in the neodymium iron boron waste processing production, the transmission motor 21 is started to drive the first transmission gear 22 to rotate in the forward direction, the left-side blocking plate 32 in the blocking mechanism 30 is driven to move leftwards to open the left blanking hopper 10, so that the material falls onto the material loading mechanism 70, wherein when the first transmission gear 22 rotates, the transmission motor 21 drives the second transmission gear 24 to rotate in the forward direction through the transmission belt 23, then the third transmission gear 25 is driven to rotate in the reverse direction through the second transmission gear 24, and then the right-side blocking plate 32 in the blocking mechanism 30 is driven to move rightwards to open the right blanking hopper 10, so that the left and right blanking hoppers 10 are opened simultaneously. The piston 32 in the air chamber 31 is pushed during the movement of the blocking plate 32, so that the piston 32 pushes the air in the air chamber 31 to flow along the vent pipe 41 to the connecting air pipe 63, and the air flows downwards through the connecting air pipe 63 to flow into the air bag 62 in the triggering mechanism 60, so that the air bag 62 is expanded under the pressure of the air. Meanwhile, after the left and right blanking hoppers 10 are opened, the neodymium iron boron waste materials fall into the material loading mechanism 70 in the suspension frame 50, and after the material loading mechanism 70 receives a certain amount of neodymium iron boron waste materials, the neodymium iron boron waste materials slide downwards under the influence of the pressure of the neodymium iron boron waste materials and compress the return spring 71. When the neodymium iron boron waste on the material loading mechanism 70 reaches the preset amount, the material loading mechanism 70 downwards extrudes the air bag 62, and the air in the air bag 62 flows back to the air cavity 31 of the blocking mechanism 30 again, so that the piston 32 in the air cavity 31 is acted by the air pressure to push the blocking plate 32 to reset, and the left and right blanking hoppers 10 are blocked again. After the blanking hopper 10 does not blank any more, the suspension frame 50 is turned over, so that the connecting column 51 on the suspension frame 50 can drive the suspension frame 50 to rotate downwards under the action of the rotator 80, and neodymium iron boron waste materials on the material loading mechanism 70 in the suspension frame 50 are further turned over.
The invention synchronously opens the two blanking hoppers 10 through the transmission mechanism 20, so that the neodymium iron boron waste falls onto the material carrying mechanism 70, in the process, the air of the air cavity 31 is pushed into the air bag 62 to expand the air bag 62, then when the material carrying mechanism 70 carries a certain amount (such as 1 kilogram) of neodymium iron boron waste, the material carrying mechanism starts to move downwards, when the material carrying mechanism 70 carries a predetermined amount (such as 10 kilograms), the material carrying mechanism moves downwards and extrudes the air bag 62, so that the air in the air bag 62 flows back to block the blanking hoppers 10 again, which is beneficial to accurately controlling the blanking amount of the neodymium iron boron waste, and when the two blanking hoppers 10 are different in discharging speed, so that the material carrying mechanism 70 inclines, the inclined downwards end of the material carrying mechanism 70 can extrude the air bag 62 in advance, the blanking hopper 10 which discharges quickly is blocked firstly, and the blanking hopper 10 which discharges slowly can continue to balance the material carrying mechanism 70 finally, the remaining air bags 62 are squeezed to finally seal the two blanking hoppers 10, which is beneficial to accurately controlling the blanking amount of the two blanking hoppers 10.
Preferably, the blocking plate 32 is a metal product.
Preferably, as shown in fig. 1 and 3, the connecting column 51 has a driven gear 52, the inner end of the support body 40 is mounted with a driving motor 53, the driving motor 53 has a driving gear 54, and the driving gear 54 engages with the driven gear 52.
In the process of overturning the suspension frame 50, the driving motor 53 is firstly started to drive the driving gear 54 to rotate, and then the driving gear 54 drives the driven gear 52 to rotate, so that the connecting column 51 connected with the driven gear 52 is in rotary motion under the action of the rotator 80, and then the suspension frame 50 and the loading mechanism 70 thereon are driven to rotate downwards.
Preferably, the trigger mechanism 60 further has a passage 61, and the air bag 62 is connected to the air tube 63 through the passage 61.
Preferably, as shown in fig. 1, the loading mechanism 70 further has a loading plate and a material guide plate 72, and the loading plate is located at the lower end of the drop hopper 10. The material guide plates 72 are obliquely and downwardly distributed and connected to the edge of the material carrying plate, and the material guide plates 72 are in contact with the inner side wall of the suspension frame 50.
More preferably, as shown in fig. 1 and 10, the loading mechanism 70 further includes: a movable rod 73, a guide wheel 74, a guide gear 75 and a limiting rod 76.
The movable rods 73 are movably connected to the left side and the right side of the material carrying plate, and the movable rods 73 are inclined upwards. The guide wheel 74 is connected to the movable rod 73, and the guide wheel 74 abuts against the inner side wall of the suspension frame 50. The guide gear 75 is arranged at the joint of the movable rod 73 and the material carrying plate, and the guide gear 75 is provided with a biasing spring. The limiting rod 76 is arranged on the material carrying plate in a penetrating mode, and a groove is formed in the limiting rod 76 and is in meshed connection with the guide gear 75.
In the downward movement process of the material loading mechanism 70, if the blanking speeds of the two blanking hoppers 10 are different, the right side of the material loading plate for storing the neodymium iron boron waste material on the material loading mechanism 70 is heavy, and when the left side of the material loading plate is light, the material loading plate generates a force inclining downward to the heavy right side, the force is applied to the guide wheel 74 of the right movable rod 73, the movable rod 73 movably connected with the material loading plate is driven to rotate upward, so as to drive the right guide gear 75 to rotate, the limiting rod 76 is pulled to move, the left guide gear 75 is driven to rotate reversely by the right movement of the limiting rod 76, so as to drive the left movable rod 73 to rotate downward, so that the left roller tightly abuts against the inner side wall of the suspension frame 50, the inclination angle of the material loading plate is reduced, the gap caused by the inclination of the material loading plate is favorably avoided, the neodymium iron boron waste material flows out from the gap, and, and, inject through this kind of mode and carry the flitch inclination, be favorable to reducing stock guide 72 stress, reduce and warp and wear rate, and then avoid carrying and produce the space between material mechanism 70 and the hanging frame 50, lead to the neodymium iron boron waste material to flow from this space, unable accurate control neodymium iron boron feeding volume.
Preferably, the contact portion of the guide plate 72 with the hanging frame 50 has a sealing strip.
Preferably, as shown in fig. 6, the rotator 80 has a rotator 81 and a base 82. The connecting column 51 is fixedly connected with the rotator 81. The rotator 81 is rotatably connected with the base 82, and the supporting column 42 is fixedly connected with the base 82.
As shown in fig. 7, the rotator 81 has a first air passage 811 and an air hole 812, the connecting air pipe 63 is communicated with the first air passage 811, and the air hole 812 is communicated with the first air passage 811. The base 82 is provided with a second air passage 821, the air duct 41 is communicated with the second air passage 821, and the second air passage 821 is communicated with the air hole 812.
The base 82 further has: slide 822, slide 83, kicking block 84, spacing spring 86.
The slide 83 is slidably connected to the slide 822. The top block 84 is connected with the sliding plate 83, the top block 84 abuts against the air hole 812, and the top block 84 is coaxial (on the same center line) with the rotating body 81. The limit spring 86 is disposed between the slide 822 and the slide plate 83.
The air between the ventilation pipe 41 and the connection air pipe 63 flows through the rotator 80, specifically: as shown in fig. 8, when the air in the air duct 41 flows downward and flows into the air duct two 821 of the base 82 in the rotator 80, the sliding plate 83 in the base 82 is pressed by the air to pull the top block 84 to move to one side, the air hole 812 on the rotator 81 in the rotator 80 is opened, so that the air flows into the air duct one 811 of the rotator 81 from the air duct two 821 along the air hole 812 and then flows into the connecting air pipe 63 through the air duct one 811, and when no more air flows into the air duct two 821 in the air duct 41, the sliding plate 83 is reset under the action of the limiting spring 86, so that the top block 84 seals the air hole 812 again.
As shown in fig. 9, when the air connected to the air pipe 63 flows upward, the air flows into the air passage one 811 of the rotator 81, flows into the air hole 812 through the air passage one 811, pushes the top block 84 in the air hole 812 away, so that the top block 84 and the sliding plate 83 move to one side to open the air hole 812, the air in the air hole 812 flows into the air passage two 821, and further flows into the air duct 41 through the air passage two 821, and when the air connected to the air pipe 63 no longer flows into the air passage one 811, the sliding plate 83 is reset under the action of the limiting spring 86, so that the top block 84 seals the air hole 812 again. Through the structure of circulator 80, on the one hand can avoid connecting unable intercommunication of trachea 63 and air duct 41 when circulator 80 is rotatory, on the other hand then avoids hanging frame 50 and rotate downwards, when empting neodymium iron boron waste material, year material mechanism 70 resets immediately under reset spring 71, leads to gasbag 62 not extruded, probably produces the negative pressure, absorbs the air in the air cavity 31, leads to the unable complete shutoff blanking fill 10 of closure plate 32, the influence is to the control of neodymium iron boron waste material blanking volume.
More preferably, the base 82 further has a guide post 85, and the guide post 85 is transversely inserted through the sliding plate 83.
A continuous blanking method for neodymium iron boron waste materials comprises the following steps:
blanking, when batching in neodymium iron boron waste material processing production, the driving motor 21 among the start drive mechanism 20 drives first drive gear 22 forward rotation, left side closure plate 32 removes left in the drive closure mechanism 30 and opens left blanking fill 10, make the material fall into on carrying material mechanism 70, wherein, when first drive gear 22 is rotatory, driving motor 21 drives second drive gear 24 forward rotation through drive belt 23, then drive third drive gear 25 reverse rotation through second drive gear 24, and then drive closure mechanism 30 middle and right side closure plate 32 removes right and opens the blanking fill 10 on right side, make two blanking fill 10 of controlling opened simultaneously.
When the air is inflated, the blocking plate 32 pushes the piston 32 in the air chamber 31 during the movement process, so that the piston 32 pushes the air in the air chamber 31 to flow along the ventilation pipeline 41 on the supporting body 40 to the connecting air pipe 63, and the air flows downwards through the connecting air pipe 63 to flow into the air bag 62 in the triggering mechanism 60, so that the air bag 62 is inflated under the pressure of the air.
The neodymium iron boron waste falls into the material carrying mechanism 70 in the suspension frame 50 after the left and right blanking hoppers 10 are opened, and the material carrying mechanism 70 slides downwards under the influence of the pressure of the neodymium iron boron waste and compresses the return spring 71 after receiving a certain amount of neodymium iron boron waste.
Triggering the plugging, when the neodymium iron boron waste on the material loading mechanism 70 reaches a predetermined amount, the material loading mechanism 70 downwards extrudes the air bag 62, and the air in the air bag 62 flows back to the air cavity 31 of the plugging mechanism 30 again, so that the piston 32 in the air cavity 31 is under the action of the air pressure to push the plugging plate 32 to reset, and the left and right blanking hoppers 10 are plugged again.
And pouring, namely overturning the suspension frame 50 after the blanking hopper 10 does not discharge any more, so that the connecting column 51 on the suspension frame 50 drives the suspension frame 50 to rotate downwards under the action of the rotator 80, and further, the neodymium iron boron waste materials on the material loading mechanism 70 in the suspension frame 50 are poured.
Preferably, in the process of overturning the suspension frame 50, the driving motor 53 is firstly started to drive the driving gear 54 to rotate, and then the driving gear 54 drives the driven gear 52 to rotate, so that the connecting column 51 connected with the driven gear 52 makes a rotating motion under the action of the rotator 80, and then the suspension frame 50 and the loading mechanism 70 thereon are driven to rotate downwards.
Preferably, during the downward movement of the material loading mechanism 70, if the blanking speeds of the two blanking hoppers 10 are different, the right side of the material loading plate for storing the neodymium iron boron waste material on the material loading mechanism 70 is heavy, and when the left side of the material loading plate is light, the material loading plate generates a force which inclines downward to the heavy right side, the force is applied to the guide wheel 74 of the right movable rod 73, so that the movable rod 73 movably connected with the material loading plate is caused to rotate upward, the right guide gear 75 is driven to rotate, the limiting rod 76 is pulled to move, and the left guide gear 75 is caused to rotate reversely by the right movement of the limiting rod 76, so that the left movable rod 73 is driven to rotate downward, and then the left roller tightly abuts against the inner side wall of the suspension frame 50, thereby reducing the inclination angle of the material loading plate.
Preferably, in the inflation step and the occlusion triggering step, the air between the ventilation duct 41 and the connecting air pipe 63 flows through the rotator 80, specifically: when the air in the air duct 41 flows downwards and flows into the air duct II 821 of the base 82 in the rotator 80, the sliding plate 83 in the base 82 is pressed by the air to pull the top block 84 to move to one side, the air hole 812 on the rotator 81 in the rotator 80 is opened, the air flows into the air duct I811 of the rotator 81 from the air duct II 821 along the air hole 812 and then flows into the connecting air pipe 63 through the air duct I811, and when no more air flows into the air duct II 821 in the air duct 41, the sliding plate 83 is reset under the action of the limiting spring 86, and the top block 84 is enabled to seal the air hole 812 again. When the air connected with the air pipe 63 flows upwards, the air flows into the first air passage 811 of the rotator 81, flows into the air hole 812 through the first air passage 811, pushes the top block 84 in the air hole 812 away, so that the top block 84 and the sliding plate 83 move towards one side to open the air hole 812, the air in the air hole 812 flows into the second air passage 821 and further flows into the air duct 41 through the second air passage 821, and when the air connected with the air pipe 63 does not flow into the first air passage 811 any more, the sliding plate 83 is reset under the action of the limiting spring 86, and the top block 84 is enabled to seal the air hole 812 again.
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.
Claims (10)
1. The utility model provides a continuous doffer of neodymium iron boron waste material, wherein, includes:
the blanking hoppers are provided with at least two blanking hoppers;
a transmission mechanism in which the hopper is embedded, the transmission mechanism having:
a drive motor;
the first transmission gear is connected with the power end of the transmission motor;
the second transmission gear is arranged at the side end of the first transmission gear;
the transmission belt is connected with the power end of the transmission motor and the second transmission gear;
a third drive gear engaging the second drive gear;
the plugging mechanism is arranged at the lower end of the transmission mechanism and is provided with:
an air cavity;
a piston disposed in the air cavity;
the plugging plate is distributed on one side of the blanking hopper and used for plugging the bottom of the blanking hopper, the plugging plate is connected with the piston, a tooth socket is formed in the plugging plate, and the plugging plate is meshed with the first transmission gear and the third transmission gear through the tooth socket;
the supporter, the supporter is half open architecture downwards, the supporter sets up at the drive mechanism lower extreme, the supporter has:
the air duct is communicated with the air cavity;
the supporting columns are positioned on the two inner sides of the supporting body;
a suspension frame in the semi-open support body, the suspension frame having:
the connecting column corresponds to the supporting column;
a rotator disposed between the support post and the connection post;
trigger mechanism, trigger mechanism sets up hang the frame bottom, trigger mechanism includes:
an air bag;
the connecting air pipe is communicated with the ventilation pipeline, and the air bag is communicated with the connecting air pipe;
carry material mechanism, it sets up to carry material mechanism hang the upper end in the frame, carry material mechanism with hang frame sliding connection, it has to carry material mechanism:
and the return spring is connected with the bottom of the suspension frame.
2. The continuous blanking device for the neodymium iron boron waste according to claim 1, wherein the blocking plate is a metal product.
3. The continuous blanking device for the neodymium iron boron waste according to claim 1, wherein a driving motor is mounted at the inner side end of the supporting body, and the connecting column is provided with:
a driven gear;
the drive motor is provided with:
a drive gear that engages the driven gear.
4. The continuous blanking device for neodymium iron boron waste according to claim 1, wherein the trigger mechanism further comprises:
and the air bag is communicated with the connecting air pipe through the pore channel.
5. The continuous blanking device for the neodymium-iron-boron waste according to claim 1, wherein the material loading mechanism further comprises:
the material loading plate is positioned at the lower end of the blanking hopper;
the guide plate is obliquely and downwards distributed and connected to the edge of the material carrying plate, and the guide plate is in contact with the inner side wall of the suspension frame.
6. The continuous blanking device for the neodymium-iron-boron waste materials according to claim 5, wherein the material loading mechanism further comprises:
the movable rods are movably connected to the left side and the right side of the material carrying plate;
the guide wheel is connected with the movable rod and abuts against the inner side wall of the suspension frame;
the guide gear is arranged at the joint of the movable rod and the material carrying plate, and is provided with a biasing spring;
the limiting rod penetrates through the material carrying plate, a groove is formed in the limiting rod, and the groove is connected with the guide gear in a meshed mode.
7. The continuous blanking device for the neodymium iron boron waste according to claim 1, wherein a sealing strip is arranged at a contact part of the material guide plate and the suspension frame.
8. The continuous blanking device for the neodymium-iron-boron waste according to claim 1, wherein the rotator comprises:
the connecting column is fixedly connected with the rotating body;
the rotating body is rotationally connected with the base body, and the supporting column is fixedly connected with the base body;
the swivel has:
the connecting air pipe is communicated with the first air passage;
the air hole is communicated with the first air passage;
the base body has:
and the air duct II is communicated with the air hole.
9. The continuous blanking device for neodymium iron boron waste according to claim 8, wherein the base body further comprises:
a slideway;
the sliding plate is connected with the slide way in a sliding manner;
the top block is connected with the sliding plate and abuts against the air hole;
and the limiting spring is arranged between the slide way and the sliding plate.
10. The continuous blanking device for neodymium iron boron waste according to claim 9, wherein the base body further comprises:
and the guide post transversely penetrates through the sliding plate.
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| CN111729607B (en) | 2022-06-14 |
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