CN115920763A - Automatic proportioning device for ultra-micro powder and implementation method thereof - Google Patents
Automatic proportioning device for ultra-micro powder and implementation method thereof Download PDFInfo
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- CN115920763A CN115920763A CN202310245327.4A CN202310245327A CN115920763A CN 115920763 A CN115920763 A CN 115920763A CN 202310245327 A CN202310245327 A CN 202310245327A CN 115920763 A CN115920763 A CN 115920763A
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Abstract
The application discloses an automatic proportioning device for ultramicro powder and an implementation method thereof, belonging to the technical field of weighing; the device comprises a 1# batching structure, a 2# batching structure, a 3# batching structure, a proportioning structure and a control system of the device, wherein the control system of the device comprises detected operation data signals and sent execution instructions for realizing automatic and ordered operation of all parts in the proportioning device; according to the invention, through a special blanking structure, the phenomenon of agglomeration of the ultra-micro powder during transportation and blanking is eliminated, the accurate automatic proportioning of the ultra-micro powder can be realized, the problem of static electricity generated in the transportation and blanking process of the ultra-micro powder can be eliminated, and the ultra-micro powder can be more easily accurately controlled and proportioned during weighing, proportioning and blanking.
Description
Technical Field
The invention relates to an automatic proportioning device for ultra-micro powder and an implementation method thereof, in particular to a weighing device for the ultra-micro powder before automatic mixing and proportioning, belonging to the technical field of weighing.
Background
The superfine powder is a powdery substance with the particle diameter of less than 1 micron, and needs to be accurately weighed and proportioned in the application field of the superfine powder after the superfine powder is produced, such as the granulation and capsule preparation of the traditional Chinese medicine superfine powder, most of the existing powder feeding devices adopt a screw to drive blades to transversely convey, and the blades rotate in a feeding pipeline during feeding so as to drive the position of the powder to move.
Disclosure of Invention
The invention aims to solve the technical problems and provides an automatic proportioning device of ultra-fine powder and an implementation method thereof.
In order to solve the technical problems, the invention adopts the following technical scheme:
an automatic proportioning device of ultramicro powder is characterized in that: the device comprises a control system which comprises a 1# batching structure, a 2# batching structure, a 3# batching structure, a proportioning structure and a device;
the 1# batching structure is used for conveying the A-type ultrafine powder into the proportioning structure at a constant speed accurately;
the 2# batching structure is used for conveying the B-type ultrafine powder into the proportioning structure at a constant speed accurately;
the 3# batching structure is used for conveying the C-type ultrafine powder into the proportioning structure at a constant speed accurately;
the proportioning structure is used for weighing the superfine powder conveyed by the 1# batching structure, the 2# batching structure and the 3# batching structure and uniformly mixing various superfine powders;
the control system of the device comprises detected operation data signals and sent execution instructions, and is used for realizing automatic and ordered operation of all parts in the proportioning device;
the 1# batching structure comprises a 1# feed opening, a 1# blanking motor is fixedly connected to the outer side wall of the 1# feed opening, a 1# rotating shaft is connected to the tail end of a driving shaft of the 1# blanking motor, a 1# rotating disc is meshed with the outer surface of the 1# rotating shaft through a gear, and a 1# blanking assembly is connected below the center of the 1# rotating disc;
the 1# blanking assembly comprises a 1# connecting rod, the 1# connecting rod can rotate at a certain speed under the driving of a 1# blanking motor, 1# flattening sheets are arranged on the 1# connecting rod, a plurality of 1# flattening sheets are arranged, the lower part of the 1# connecting rod is also connected with a 1# scraping plate, and the tail end of the 1# connecting rod is also connected with a 1# blanking bottom plate;
the 1# blanking bottom plate is provided with a 1# blanking groove, the tail end of the 1# blanking groove is connected with a 1# sliding plate, the 1# sliding plate can slide to the other end from one end of the 1# blanking groove, one end of the 1# sliding plate is abutted against the 1# connecting rod, the other end of the 1# blanking groove is connected with a spring, when the 1# connecting rod starts to rotate, the 1# blanking bottom plate also rotates along with the 1# blanking groove, due to the action of centripetal force, the 1# sliding plate can slide to one end away from the 1# connecting rod along the 1# blanking groove, so that a channel for descending the A-type ultramicro powder can be formed between the 1# sliding plate and the 1# connecting rod, when the 1# connecting rod stops rotating, the 1# sliding plate abuts against the 1# connecting rod under the action of the spring, and the falling of the A-type ultramicro powder is cut off;
the 1# blanking assembly further comprises a 1# leakage net, uniform net openings are distributed on the 1# leakage net, the 1# leakage net is positioned between the 1# scraper blade and the 1# blanking bottom plate and attached to the 1# scraper blade and the 1# connecting rod, when the A-type ultramicro powder falls on the surface of the 1# leakage net, the 1# connecting rod starts to rotate, the agglomerated A-type ultramicro powder is smashed and flattened through the 1# flattening sheet, the A-type ultramicro powder on the upper surface of the 1# leakage net is rotationally extruded by the 1# scraper blade, and the accurate and controllable continuous blanking of the A-type ultramicro powder is realized through the net openings in the 1# leakage net and the falling of gaps between the 1# sliding plate and the 1# connecting rod;
the 2# batching structure comprises a 2# blanking assembly, the structure and the function of the 2# batching structure are the same as those of the 1# blanking assembly, and the working process refers to the working flow of the 1# blanking assembly; the 2# blanking assembly realizes accurate and controllable continuous blanking of the B-class ultrafine powder;
the 3# batching structure comprises a 3# blanking assembly, the structure and the function of the 3# batching structure are the same as those of the 1# blanking assembly, and the working process refers to the working flow of the 1# blanking assembly; 3# unloading subassembly has realized accurate controllable continuity unloading of C type ultramicro powder.
Furthermore, the proportioning structure comprises a proportioning bin, and a 1# batching structure, a 2# batching structure and a 3# batching structure are arranged above the proportioning bin;
proportioning bin both sides are equipped with weighing sensor, weighing sensor is used for weighing the weight of surpassing the super fine body in the proportioning bin, the top is equipped with the radar level gauge in the proportioning bin, the radar level gauge is used for detecting the liquid level of surpassing the super fine body mixture, proportioning bin bottom is equipped with agitator motor, agitator motor's end-to-end connection has the puddler, the puddler stirs the super fine body in the proportioning bin through agitator motor's rotation, proportioning bin below still is connected with the batching pipeline, be equipped with the batching valve on the batching pipeline, the batching valve is used for the intercommunication and closes the super fine body that batching pipeline transported the mixture.
Further, the 1# batching structure further comprises a 1# feeding pipeline, the tail end of the 1# feeding pipeline is connected with a 1# feeding motor, and the 1# feeding motor realizes the long-distance conveying of the ultra-micro powder from the feeding port of the 1# feeding pipeline to the discharging port through the 1# feeding pipeline;
the automatic proportioning device is characterized in that a 1# bin is connected above a feeding hole of the 1# feeding pipeline, a 1# rotary switch is arranged at the bottom of the 1# bin, when the 1# rotary switch detects that the liquid level of the A-class ultra-micro powder reaches the position, the automatic proportioning device gives an alarm to prompt an operator of low liquid level of the A-class ultra-micro powder, and the feeding hole of the 1# feeding pipeline is connected below the 1# bin;
the discharge gate of 1# feeding pipeline is connected with 1# unloading pipeline, and 1# unloading pipeline bottom is equipped with 4# rotary switch, and when 4# rotary switch detected A class superfine powder liquid level and arrived here, 1# feed motor stop work, 1# unloading pipeline's below still is connected with 1# feed opening, and 1# feed opening is under the narrow wide horn mouth shape, has partly to stretch into in the ratio storehouse, and does not link to each other with the ratio storehouse.
Further, the outer side wall of the 1# feed opening is connected with a static eliminating device through a pipeline, a 1# static valve is arranged between the static eliminating device and the 1# feed opening, when the A-class ultrafine powder starts to be fed, the 1# static valve and the static eliminating device are opened immediately, and positive and negative ions are sent into the 1# feed opening and used for counteracting static electricity generated during feeding proportioning of the A-class ultrafine powder.
Furthermore, the control system of the device comprises a PLC (programmable logic controller), the PLC is connected with a human-computer interface through communication, the PLC is connected with an electrical input part and an electrical output part, the electrical input part is used for detecting the running state of the device and feeding back the running state to the PLC, the PLC drives the device to run through the electrical output part, and the human-computer interface is used for displaying various parameters and states of the running of the device;
the electric input part is used for detecting the weight and the blanking condition of the ultra-micro powder and feeding back detected data to the PLC controller, and the PLC controller controls the action of the electric output part through the fed-back data, so that the automatic proportioning device can automatically run.
Further, an implementation method of the automatic proportioning device for the ultra-micro powder comprises the following procedures:
the process starts at step S100, and the process starts and step S101 is executed;
step S101, a control system judges whether the A-type ultramicro powder in a 1# stock bin is at a low liquid level; if yes, go to step S102; if not, executing step S103;
step S102, adding A-type ultrafine powder into a 1# stock bin by an operator; after completion, executing step S101;
step S103, starting a 1# feeding motor and starting a 1# blanking motor; after the completion, executing step S104;
step S104, the control system judges whether the A-type ultramicro powder is positioned at a 4# rotary switch or not; if yes, go to step S105; if not, executing step S106;
step S105, stopping the 1# feeding motor; after the completion, executing step S106;
step S106, the control system judges whether the A-class ultra-micro powder in the proportioning bin reaches the set weight; if yes, go to step S107; if not, executing step S103;
step S107, stopping the 1# feeding motor and stopping the 1# blanking motor; after completion, step S108 is executed;
step S108, judging whether the B-type ultramicro powder in the 2# bin is at a low liquid level by a control system; if yes, go to step S109; if not, executing step S110;
step S109, adding B-type ultramicro powder into a 2# stock bin by an operator; after the completion, step S110 is executed;
step S110, starting a 2# feeding motor and starting a 2# blanking motor; after completion, step S111 is executed;
step S111, the control system judges whether the B-type ultramicro powder is positioned at a 5# rotary switch; if yes, go to step S112; if not, executing step S113;
step S112, stopping the 2# feeding motor; after completion, step S113 is executed;
step S113, the control system judges whether the B-class ultramicro powder in the proportioning bin reaches the set weight; if yes, go to step S114; if not, executing step S110;
step S114, stopping the 2# feeding motor and stopping the 2# blanking motor; after completion, step S115 is executed;
step S115, judging whether the C-type ultramicro powder in the 3# bin is at a low liquid level by a control system; if yes, go to step S116; if not, go to step S117;
step S116, adding C-type ultrafine powder into a 3# bin by an operator; after completion, step S115 is executed;
step S117, starting a 3# feeding motor and starting a 3# blanking motor; after completion, step S118 is executed;
step S118, the control system judges whether the C-type ultramicro powder is positioned at the 6# rotary switch; if yes, go to step S119; if not, executing step S120;
step S119, stopping the 3# feeding motor, and executing step S120 after the completion;
step S120, the control system judges whether the C-type ultramicro powder in the proportioning bin reaches the set weight; if yes, go to step S121; if not, go to step S117;
step S121, stopping a 3# feeding motor and stopping a 3# blanking motor; after completion, step S122 is executed;
step S122, starting a stirring motor; after completion, step S123 is executed;
step S123, the control system judges whether the stirring time is up; if yes, go to step S124; if not, executing step S122;
step S124, the present ultra-micro powder proportioning is finished.
By adopting the technical scheme, compared with the prior art, the invention has the following technical effects:
1. the ultra-micro powder weighing device is provided with a spiral feeding structure, a leaking net rotary feeding structure and a weighing sensor for weighing the weight of the ultra-micro powder, wherein the spiral feeding structure can remotely convey the ultra-micro powder into the leaking net rotary feeding structure, the leaking net rotary feeding structure is composed of a movable baffle plate, a leaking net and a scraper plate, the ultra-micro powder falls from the leaking net through rotary extrusion of the scraper plate, the movable baffle plate is arranged below the leaking net, when the scraper plate rotates, the movable baffle plate can move to form a certain blanking gap, the ultra-micro powder falling from the leaking net falls from the blanking gap formed by the movable baffle plate, when the weighing sensor detects that the ultra-micro powder does not need to be blanked again, the scraper plate stops rotating, and the movable baffle plate is reset and tightly closed, so that the accurate control of the blanking amount of the ultra-micro powder is realized, and the problem that the ultra-micro powder cannot be accurately controlled and accurately proportioned due to the agglomeration situation is solved.
2. The electrostatic valve is arranged at the feed opening of the ultramicro powder body, the electrostatic valve is connected with the static eliminating device, when the ultramicro powder body is conveyed and fed, the electrostatic valve and the static eliminating device are simultaneously opened, and the static eliminating device can always send ion waves into the weighing proportioning device to neutralize the static electricity generated by the weighing proportioning device, so that the continuous and smooth dropping of the ultramicro body without blockage is realized.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale or oriented in the actual sense.
FIG. 1 is a schematic view of the apparatus of the present invention;
FIG. 2 is a schematic view of the structure of the No. 1 blanking assembly in the apparatus of the present invention;
FIG. 3 is a schematic view of the structure of No. 1 blanking bottom plate in the device of the present invention;
FIG. 4 is a schematic view of a No. 1 screen structure in the apparatus of the present invention;
FIG. 5 is a schematic diagram of the electrical connections of the control system of the apparatus of the present invention;
fig. 6 is a flow chart of a method implemented in the apparatus of the present invention.
Detailed Description
An automatic proportioning device for ultramicro powder comprises a 1# proportioning structure, a 2# proportioning structure, a 3# proportioning structure, a proportioning structure and a control system of the device;
the 1# batching structure is used for conveying the A-type ultrafine powder into the proportioning structure at a constant speed and accurately;
the 2# batching structure is used for conveying the B-type ultrafine powder into the proportioning structure at a constant speed accurately;
the 3# batching structure is used for conveying the C-type ultrafine powder into the proportioning structure at a constant speed accurately;
the proportioning structure is used for weighing the superfine powder conveyed by the 1# batching structure, the 2# batching structure and the 3# batching structure and uniformly mixing various superfine powders;
the control system of the device comprises detected operation data signals and transmitted execution instructions, and is used for realizing automatic and ordered operation of all parts in the proportioning device.
As shown in fig. 1, the proportioning structure includes a proportioning bin 35, and a 1# batching structure, a 2# batching structure and a 3# batching structure are arranged above the proportioning bin 35;
proportioning bin 35 both sides are equipped with weighing sensor 34, weighing sensor 34 is used for weighing the weight of the super little powder in proportioning bin 35, the top of proportioning bin 35 is equipped with radar level gauge 50, radar level gauge 50 is used for detecting the liquid level of super little powder mixture, proportioning bin 35 bottom is equipped with agitator motor 36, agitator motor 36's end-to-end connection has puddler 37, the super little powder in proportioning bin 35 is stirred through agitator motor 36's rotation to puddler 37, proportioning bin 35 below still is connected with batching pipeline 38, batching pipeline 38 is used for mixing super little powder to other equipment supplies, be equipped with batching valve 39 on batching pipeline 38, batching valve 39 is used for the intercommunication and closes the super little powder of batching pipeline 38 transport mixing.
The 1# batching structure comprises a 1# feeding pipeline 7,1 and a feeding pipeline 7, wherein a helical blade is arranged in the 1# feeding pipeline 7, the tail end of the 1# feeding pipeline 7 is connected with a 1# feeding motor 10,1# feeding motor 10 and used for driving the helical blade in the 1# feeding pipeline 7 to rotate, and the ultra-micro powder is remotely conveyed from a feeding port of the 1# feeding pipeline 7 to a discharging port.
A1 # bin 1,1# bin 1 is connected above a feeding hole of the 1# feeding pipeline 7 and contains A-type ultramicro powder, a 1# rotary switch 4,1# rotary switch 4 is arranged at the bottom of the 1# bin 1 and used for detecting the low liquid level of the A-type ultramicro powder in the 1# bin 1, when the 1# rotary switch 4 detects that the liquid level of the A-type ultramicro powder reaches the position, an automatic proportioning device gives an alarm to prompt an operator of the low liquid level of the A-type ultramicro powder, and the feeding hole of the 1# feeding pipeline 7 is connected below the 1# bin 1.
The discharge port of the 1# feeding pipeline 7 is connected with a 1# blanking pipeline 13,1# blanking pipeline 13, the bottom of the 1# blanking pipeline is provided with a 4# rotary switch 46, when the 4# rotary switch 46 detects that the liquid level of the A-type superfine powder reaches the position, the 1# feeding motor 10 stops working, the lower part of the 1# blanking pipeline 13 is further connected with a 1# blanking port 25,1# blanking port 25 which is in a horn mouth shape with a narrow upper part and a wide lower part, and one part of the feeding port extends into the proportioning bin 35 and is not connected with the proportioning bin 35.
The outer side wall of the 1# feed opening 25 is fixedly connected with a 1# blanking motor 16,1# blanking motor 16, the tail end of a driving shaft of the 1# rotary shaft 19,1# rotary shaft 19 is connected with a 1# rotary disc 22,1# rotary disc 22, and the lower portion of the center of the 1# rotary disc 22,1# rotary disc 22 is connected with a 1# blanking assembly 28 through gears.
As shown in fig. 2 to 4, the outer side wall of the 1# feed opening 25 is further connected to a static elimination device through a pipeline, a 1# static valve 31 is arranged between the two, when the class a ultra-fine powder starts to be fed, the 1# static valve 31 and the static elimination device are also opened immediately, and positive and negative ions are sent into the 1# feed opening 25 to counteract static electricity generated during the feeding proportioning of the class a ultra-fine powder.
The 1# blanking assembly 28 comprises a 1# connecting rod 40,1# connecting rod 40 located right below the 1# rotary table 22 and connected with the 1# rotary table 22, the 1# connecting rod 40 can rotate at a certain speed under the driving of the 1# blanking motor 16, a plurality of 1# flattening sheets 41,1# flattening sheets 41 are arranged on the 1# connecting rod 40, and the lower portion of the 1# connecting rod 40 is further connected with a 1# scraping plate 44,1# connecting rod 40, and the tail end of the 1# connecting rod 40 is further connected with a 1# blanking bottom plate 43.
The 1# blanking bottom plate 43 is located below the 1# blanking port 25, the end of the 1# blanking bottom plate 43, which is provided with the 1# blanking groove 49,1# blanking groove 49, is connected with the 1# sliding plate 45,1# sliding plate 45, which can slide to the other end of the 1# blanking groove 49, one end of the 1# sliding plate 45 abuts against the 1# connecting rod 40, and the other end of the 1# sliding plate is connected with a spring.
The 1# blanking assembly 28 further comprises a 1# screen 42,1# screen 42 with uniform screen openings, the 1# screen 42 is fixedly connected to the tail end of the 1# blanking opening 25 and is located between the 1# scraper 44 and the 1# blanking bottom plate 43, and the 1# scraper 44, the 1# scraper 43 and the 1# blanking bottom plate are attached to each other, when the A-type ultrafine powder falls on the surface of the 1# screen 42 through the 1# blanking pipeline 13, the 1# connecting rod 40 starts to rotate, the agglomerated A-type ultrafine powder is smashed and flattened through the 1# flattening sheet 41, the A-type ultrafine powder on the upper surface of the 1# screen 42 is rotationally extruded by the 1# scraper 44, and the A-type ultrafine powder falls into the proportioning ultra-micro bin 35 through the screen openings in the 1# screen 42 and a gap between the 1# sliding plate 45 and the 1# connecting rod 40, so that accurate and controllable continuous blanking of the A-type ultrafine powder is realized.
As shown in fig. 1, the # 2 batching structure comprises a # 2 feeding pipeline 8, a # 2 feeding motor 11, a # 2 storage bin 2, a # 2 rotary switch 5, a # 2 blanking pipeline 14, a # 5 rotary switch 47, a # 2 blanking opening 26, a # 2 blanking motor 17, a # 2 rotating shaft 20, a # 2 turntable 23, a # 2 blanking assembly 29 and a # 2 electrostatic valve 32, and the connection structure, function and action of all the parts refer to the # 1 batching structure.
The 3# batching structure comprises a 3# feeding pipeline 9, a 3# feeding motor 12, a 3# storage bin 3, a 3# rotary switch 6, a 3# blanking pipeline 15, a 6# rotary switch 48, a 3# blanking opening 27, a 3# blanking motor 18, a 3# rotary shaft 21, a 3# rotary disc 24, a 3# blanking assembly 30 and a 3# static valve 33, and the connection structure, the function and the action of each part refer to the 1# batching structure.
When the device starts to work, the 1# feeding motor 10, the 1# blanking motor 16 and the 1# electrostatic valve 31 in the 1# batching structure are started firstly, when the weighing sensor 34 detects that the A-type ultra-micro powder body is about to reach the set weight, the 1# feeding motor 10 and the 1# blanking motor 16 gradually slow down the rotating speed until the A-type ultra-micro powder body in the batching bin 35 reaches the set weight, the 1# feeding motor 10, the 1# blanking motor 16 and the 1# electrostatic valve 31 are stopped, then the 2# feeding motor 11, the 2# blanking motor 17 and the 2# electrostatic valve 32 in the 2# batching structure repeat the above process, then the 3# feeding motor 12, the 3# blanking motor 17 and the 3# electrostatic valve 32 in the 3# batching structure repeat the above process, when all kinds of ultra-micro powder bodies are weighed and blanked, the stirring motor 36 is started, when the stirring time set in the system is reached, the stirring motor 36 is stopped, and the batching is finished.
As shown in fig. 5, the control system of the device includes a PLC controller, the PLC controller is connected to a human-machine interface through communication, the PLC controller is connected to an electrical input part and an electrical output part, the electrical input part is used to detect the operation state of the device and feed back the detected operation state to the PLC controller, the PLC controller drives the device to operate through the electrical output part, and the human-machine interface is used to display various parameters and states of the device.
The electric output part comprises a 1# rotary switch, a 2# rotary switch, a 3# rotary switch, a 4# rotary switch, a 5# rotary switch, a 6# rotary switch, a radar liquid level meter and a weighing sensor, the electric output part comprises a 1# feeding motor, a 2# feeding motor, a 3# feeding motor, a 1# blanking motor, a 2# blanking motor, a 3# blanking motor, a 1# electrostatic valve, a 2# electrostatic valve, a 3# electrostatic valve, a stirring motor and a batching valve, the electric input part is used for detecting the weight and blanking condition of the ultrafine powder and feeding back the detected data to the PLC, and the PLC controls the action of the electric output part through the fed-back data, so that the automatic operation of the proportioning device is realized.
The steps of the process for realizing the method for realizing the automatic proportioning device of the ultra-micro powder are described as follows.
As shown in fig. 6, the flow starts at step S100, and the flow starts to execute step S101;
step S101, a control system judges whether the A-type ultramicro powder in a 1# stock bin is at a low liquid level; if yes, executing step S102; if not, executing step S103;
step S102, adding A-type ultramicro powder into a 1# stock bin by an operator; after the completion, executing step S101;
step S103, starting a 1# feeding motor and starting a 1# blanking motor; after completion, step S104 is executed;
step S104, the control system judges whether the A-type ultramicro powder is positioned at a 4# rotary switch or not; if yes, go to step S105; if not, executing step S106;
step S105, stopping the 1# feeding motor; after the completion, executing step S106;
step S106, the control system judges whether the A-type ultra-micro powder in the proportioning bin reaches the set weight; if yes, go to step S107; if not, executing step S103;
step S107, stopping the 1# feeding motor and stopping the 1# blanking motor; after completion, step S108 is executed;
step S108, judging whether the B-type ultramicro powder in the 2# bin is at a low liquid level by a control system; if yes, go to step S109; if not, executing step S110;
step S109, adding B-type ultramicro powder into a 2# stock bin by an operator; after the completion, step S110 is executed;
step S110, starting a 2# feeding motor and starting a 2# blanking motor; after completion, step S111 is executed;
step S111, the control system judges whether the B-type ultramicro powder is positioned at a 5# rotary switch; if yes, go to step S112; if not, executing step S113;
step S112, stopping the 2# feeding motor; after completion, step S113 is executed;
step S113, the control system judges whether the B-class ultra-micro powder in the proportioning bin reaches the set weight; if yes, go to step S114; if not, executing step S110;
step S114, stopping the 2# feeding motor and stopping the 2# blanking motor; after completion, step S115 is executed;
step S115, judging whether the C-type ultramicro powder in a 3# stock bin is at a low liquid level by a control system; if yes, go to step S116; if not, go to step S117;
step S116, adding the C-type ultramicro powder into a 3# stock bin by an operator; after completion, step S115 is executed;
step S117, starting a 3# feeding motor and starting a 3# blanking motor; after completion, step S118 is executed;
step S118, the control system judges whether the C-type ultramicro powder is positioned at the 6# rotary switch; if yes, go to step S119; if not, executing step S120;
step S119, stopping the 3# feeding motor, and executing step S120 after the completion;
step S120, the control system judges whether the C-type ultramicro powder in the proportioning bin reaches the set weight; if yes, go to step S121; if not, go to step S117;
step S121, stopping a 3# feeding motor and stopping a 3# blanking motor; after completion, step S122 is executed;
step S122, starting a stirring motor; after completion, step S123 is executed;
step S123, the control system judges whether the stirring time is up; if yes, go to step S124; if not, executing step S122;
step S124, the present ultra-micro powder proportioning is finished.
The description of the present invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. An automatic proportioning device for ultramicro powder is characterized in that: the device comprises a control system which comprises a 1# batching structure, a 2# batching structure, a 3# batching structure, a proportioning structure and a device;
the 1# batching structure is used for conveying the A-type ultrafine powder into the proportioning structure at a constant speed and accurately;
the 2# batching structure is used for conveying the B-type ultrafine powder into the proportioning structure at a constant speed accurately;
the 3# batching structure is used for conveying the C-type ultrafine powder into the proportioning structure at a constant speed accurately;
the proportioning structure is used for weighing the superfine powder conveyed by the 1# batching structure, the 2# batching structure and the 3# batching structure and uniformly mixing various superfine powders;
the control system of the device comprises a detected operation data signal and a sent execution instruction, and is used for realizing automatic and ordered operation of each part in the proportioning device;
the 1# batching structure comprises a 1# blanking opening (25), a 1# blanking motor (16) is fixedly connected to the outer side wall of the 1# blanking opening (25), a 1# rotating shaft (19) is connected to the tail end of a driving shaft of the 1# blanking motor (16), a 1# rotating disc (22) is meshed with the outer surface of the 1# rotating shaft (19) through a gear, and a 1# blanking assembly (28) is connected to the lower portion of the center of the 1# rotating disc (22);
the 1# blanking assembly (28) comprises a 1# connecting rod (40), the 1# connecting rod (40) can rotate at a certain speed under the driving of a 1# blanking motor (16), a plurality of 1# flattening sheets (41) are arranged on the 1# connecting rod (40), a 1# scraping plate (44) is connected to the lower portion of the 1# connecting rod (40), and a 1# blanking bottom plate (43) is connected to the tail end of the 1# connecting rod (40);
the 1# blanking bottom plate (43) is provided with a 1# blanking groove (49), the tail end of the 1# blanking groove (49) is connected with a 1# sliding plate (45), the 1# sliding plate (45) can slide to the other end from one end of the 1# blanking groove (49), one end of the 1# sliding plate (45) is abutted to the 1# connecting rod (40), the other end of the 1# sliding plate is connected with a spring, when the 1# connecting rod (40) starts to rotate, the 1# blanking bottom plate (43) rotates along with the 1# blanking groove (49), due to the action of centripetal force, the 1# sliding plate (45) can slide to one end far away from the 1# connecting rod (40) along the 1# blanking groove (49), a channel for the A-type ultra-micro powder to descend can be formed between the 1# sliding plate (45) and the 1# connecting rod (40), when the 1# connecting rod (40) stops rotating, the 1# sliding plate (45) is tightly attached to the 1# connecting rod (40) under the action of the spring, and accordingly the falling of the A-type ultra-micro powder is cut off;
the 1# blanking assembly (28) further comprises a 1# leakage net (42), the 1# leakage net (42) in the 1# blanking assembly (28) is fixedly connected below the 1# blanking port (25), uniform net openings are distributed on the 1# leakage net (42), the 1# leakage net (42) is positioned between the 1# scraper (44) and the 1# blanking bottom plate (43), and the three are attached to each other, when the A-type superfine powder falls on the surface of the 1# leakage net (42), the 1# connecting rod (40) starts to rotate, the agglomerated A-type powder is stirred, crushed and flattened through the 1# flattening sheet (41), the 1# scraper (44) rotatably extrudes the A-type powder on the upper surface of the 1# leakage net (42), and the A-type superfine powder falls through a net opening in the 1# leakage net (42) and a gap between the 1# sliding plate (45) and the 1# connecting rod (40), so that the accurate and controllable superfine continuous blanking of the A-type superfine powder is realized;
the 2# batching structure comprises a 2# blanking assembly (29), the structure and the function of the 2# batching structure are the same as those of the 1# blanking assembly (28), and the working process refers to the working flow of the 1# blanking assembly (28); the 2# blanking assembly (29) realizes accurate and controllable continuous blanking of the B-class ultramicro powder;
the 3# batching structure comprises a 3# blanking assembly (30), the structure and the function of the 3# batching structure are the same as those of the 1# blanking assembly (28), and the working process refers to the working flow of the 1# blanking assembly (28); the 3# blanking assembly (30) realizes accurate and controllable continuous blanking of the C-class ultrafine powder.
2. The apparatus for automatically proportioning ultrafine powders according to claim 1, wherein: the proportioning structure comprises a proportioning bin (35), and a 1# batching structure, a 2# batching structure and a 3# batching structure are arranged above the proportioning bin (35);
proportioning storehouse (35) both sides are equipped with weighing sensor (34), weighing sensor (34) are used for weighing the weight of surpassing the powder in proportioning storehouse (35), the top is equipped with radar level gauge (50) in proportioning storehouse (35), radar level gauge (50) are used for detecting the liquid level of surpassing the powder mixture, proportioning storehouse (35) bottom is equipped with agitator motor (36), the end-to-end connection of agitator motor (36) has puddler (37), the super powder in proportioning storehouse (35) is stirred through agitator motor's (36) rotation in puddler (37), proportioning storehouse (35) below still is connected with batching pipeline (38), be equipped with batching valve (39) on batching pipeline (38), batching valve (39) are used for the intercommunication and close batching pipeline (38) and carry the super powder of mixing.
3. The apparatus for automatically proportioning ultrafine powders according to claim 1, wherein: the 1# batching structure further comprises a 1# feeding pipeline (7), the tail end of the 1# feeding pipeline (7) is connected with a 1# feeding motor (10), and the 1# feeding motor (10) realizes the remote conveying of the ultra-micro powder from the feeding hole to the discharging hole of the 1# feeding pipeline (7) through the 1# feeding pipeline (7);
a 1# bin (1) is connected above a feed inlet of the 1# feeding pipeline (7), a 1# rotary switch (4) is arranged at the bottom of the 1# bin (1), when the 1# rotary switch (4) detects that the liquid level of the A-class ultrafine powder reaches the position, an automatic proportioning device gives an alarm to prompt an operator that the liquid level of the A-class ultrafine powder is low, and a feed inlet of the 1# feeding pipeline (7) is connected below the 1# bin (1);
the discharge gate of 1# feeding pipeline (7) is connected with 1# unloading pipeline (13), 1# unloading pipeline (13) bottom is equipped with 4# rotary switch (46), when 4# rotary switch (46) detected A class superfine powder liquid level and arrived here, 1# feeding motor (10) stop work, the below of 1# unloading pipeline (13) still is connected with 1# feed opening (25), 1# feed opening (25) are under the narrow wide horn mouth shape, have partly stretch into in ratio storehouse (35), and do not link to each other with ratio storehouse (35).
4. The apparatus for automatically proportioning ultrafine powders according to claim 3, wherein: the outer side wall of the 1# feed opening (25) is further connected with static eliminating equipment through a pipeline, a 1# static valve (31) is arranged between the 1# feed opening and the static eliminating equipment, when the A-class ultrafine powder starts to be fed, the 1# static valve (31) and the static eliminating equipment are also opened immediately, and positive and negative ions are sent into the 1# feed opening (25) and are used for offsetting static generated during feeding proportioning of the A-class ultrafine powder.
5. The apparatus for automatically proportioning ultrafine powders according to claim 1, wherein: the control system of the device comprises a PLC (programmable logic controller), the PLC is connected with a human-computer interface through communication, the PLC is connected with an electrical input part and an electrical output part, the electrical input part is used for detecting the running state of the device and feeding back the running state to the PLC, the PLC drives the device to run through the electrical output part, and the human-computer interface is used for displaying various parameters and states of the running of the device;
the electric input part is used for detecting the weight and the blanking condition of the ultra-micro powder and feeding back detected data to the PLC controller, and the PLC controller controls the action of the electric output part through the fed-back data, so that the automatic operation of the automatic proportioning device is realized.
6. An implementation method of an automatic proportioning device for ultramicro powder is characterized in that: the method for realizing the automatic proportioning device of the ultra-micro powder is applied to the automatic proportioning device of the ultra-micro powder as claimed in any one of claims 1 to 5, and comprises the following procedures:
the process starts in step S100, and the process starts, and step S101 is executed;
step S101, a control system judges whether the A-type ultramicro powder in a 1# stock bin is at a low liquid level; if yes, go to step S102; if not, executing step S103;
step S102, adding A-type ultrafine powder into a 1# stock bin by an operator; after the completion, executing step S101;
step S103, starting a 1# feeding motor and starting a 1# blanking motor; after the completion, executing step S104;
step S104, the control system judges whether the A-type ultrafine powder is positioned at a 4# rotary switch; if yes, go to step S105; if not, executing step S106;
step S105, stopping the 1# feeding motor; after the completion, executing step S106;
step S106, the control system judges whether the A-class ultra-micro powder in the proportioning bin reaches the set weight; if yes, go to step S107; if not, executing step S103;
step S107, stopping the 1# feeding motor and stopping the 1# blanking motor; after completion, step S108 is executed;
step S108, judging whether the B-type ultramicro powder in the 2# bin is at a low liquid level by a control system; if yes, go to step S109; if not, executing step S110;
step S109, adding B-type ultramicro powder into a 2# stock bin by an operator; after the completion, step S110 is executed;
step S110, starting a 2# feeding motor and starting a 2# blanking motor; after completion, step S111 is executed;
step S111, the control system judges whether the B-type ultramicro powder is positioned at a 5# rotary switch; if yes, go to step S112; if not, executing step S113;
step S112, stopping the 2# feeding motor; after completion, step S113 is executed;
step S113, the control system judges whether the B-class ultra-micro powder in the proportioning bin reaches the set weight; if yes, go to step S114; if not, executing step S110;
step S114, stopping the 2# feeding motor and stopping the 2# blanking motor; after completion, step S115 is executed;
step S115, judging whether the C-type ultramicro powder in the 3# bin is at a low liquid level by a control system; if yes, go to step S116; if not, go to step S117;
step S116, adding the C-type ultramicro powder into a 3# stock bin by an operator; after completion, step S115 is executed;
step S117, starting a 3# feeding motor and starting a 3# blanking motor; after completion, step S118 is executed;
step S118, the control system judges whether the C-type ultramicro powder is positioned at the 6# rotary switch; if yes, go to step S119; if not, executing step S120;
step S119, stopping the 3# feeding motor, and executing step S120 after the completion;
step S120, the control system judges whether the C-type ultramicro powder in the proportioning bin reaches the set weight; if yes, go to step S121; if not, go to step S117;
step S121, stopping a 3# feeding motor and stopping a 3# blanking motor; after completion, step S122 is executed;
step S122, starting a stirring motor; after completion, step S123 is executed;
step S123, the control system judges whether the stirring time is up; if yes, go to step S124; if not, go to step S122;
step S124, the present ultra-micro powder proportioning is finished.
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| CN117772011A (en) * | 2024-02-27 | 2024-03-29 | 天津九州大地饲料有限公司 | Automatic fodder dosing unit |
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| CN115920763B (en) | 2023-06-06 |
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Address after: 262100 north of Shuangfeng Road, Xingan street, Anqiu, Weifang, Shandong. Patentee after: SHANDONG ALPA POWDER TECHNOLOGY Co.,Ltd. Address before: 262100 north of Shuangfeng Road, Xingan street, Anqiu, Weifang, Shandong. Patentee before: Shandong Erpai Powder Technology Co.,Ltd. |