CN115963772A - Automatic processing system for low speed and fall quantity of stock bin - Google Patents
Automatic processing system for low speed and fall quantity of stock bin Download PDFInfo
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- CN115963772A CN115963772A CN202211658160.6A CN202211658160A CN115963772A CN 115963772 A CN115963772 A CN 115963772A CN 202211658160 A CN202211658160 A CN 202211658160A CN 115963772 A CN115963772 A CN 115963772A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
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Abstract
The application discloses automatic processing system of feed bin low-speed and fall magnitude, this system includes: the lower part of the weighing bin is provided with a blanking gate valve; the weighing sensor is arranged outside the weighing bin; the high-level bin is arranged at the upper part of the weighing bin; the material vibrating motor is arranged at the bottom of the high-level stock bin; and the PLC module is respectively connected with the material vibrating motor and the weighing sensor. By the system, operators do not need to adjust two values of low speed and fall amount, hardware cost is not required to be invested, and automatic setting of the weighing low speed and the fall amount value is realized; after the automatic processing model is put into use, the accuracy of a target weighing value of the storage bin is greatly improved, the workload of operators is reduced, and the accurate use of materials is improved.
Description
Technical Field
The application relates to the technical field of accurate weighing control of bins, in particular to an automatic processing system for low speed and drop magnitude of a bin.
Background
The feed bin is a device for containing various raw materials, and in order to master the accurate weight of the materials in the feed bin, the materials falling into the feed bin need to be metered and controlled. In the use, in order to guarantee that the weighed material reaches the required weight value, generally send into control program through two values of low-speed value and fall volume, decide when the material motor shakes low-speed and stop action through these two values, under normal condition, need action personnel to carry out the purpose that can reach accurate control target weight after adjusting these two values many times, in case the granularity or the variety of material change simultaneously, need operating personnel to grope many times again and just can set up these two values, operating personnel's intensity of labour has been increased, the waste of material has also been caused simultaneously.
At present, the mode of manually inputting the low speed and the fall quantity of the stock bin commonly adopted in China does not realize automatic calculation and correction.
Disclosure of Invention
The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.
The embodiment of the present disclosure provides an automatic processing system for low speed and fall magnitude of a storage bin, including:
the lower part of the weighing bin is provided with a blanking gate valve;
the weighing sensor is arranged outside the weighing bin;
the high-level bin is arranged at the upper part of the weighing bin;
the material vibrating motor is arranged at the bottom of the high-level stock bin;
a PLC module which is respectively connected with the material vibrating motor and the weighing sensor, wherein,
the PLC module comprises a calculation model used for automatically calculating the low speed and fall quantity value of the storage bin and taking and processing the model value under abnormal conditions.
Furthermore, the weighing bin comprises a first cylinder, a circular truncated cone is arranged on the upper portion of the first cylinder, and a second cylinder is arranged on the upper portion of the circular truncated cone.
Furthermore, the overhead bin is multiple.
Further, the calculation model automatically calculates the low speed of the storage bin, and comprises:
the weighing sensor collects a material bin weighing value in real time and transmits the material bin weighing value to the PLC module;
the PLC module reads a material bin weighing value;
scanning the weight value of the material in the process of vibrating periodically by the PLC module;
and calculating the speed of weight change through the change of the weight value, wherein the change speed is taken as a low speed value.
Further, the calculation model automatically calculates the fall magnitude, including:
and collecting the change of the weight value after the vibration motor stops working, calculating the weight difference value from the time when the vibration motor stops to the time when the weighing value of the weighing bin is stable, and taking the weight difference value as the drop amount.
Further, when the PLC module reads that the difference value between the weight of the weighing bin and the set weight is higher than a low-speed set value, the vibration motor works at a high speed; when the difference value between the weight of the weighing bin and the set weight reaches or is lower than a low-speed set value, the vibrating motor works at a low speed.
Further, when the difference between the weight of the weighing bin and the set weight is equal to or smaller than the drop difference, the vibration motor stops working.
Further, when the difference value between the weight of the weighing bin and the set weight is equal to or smaller than the dropping difference value, the automatic calculation module reads a signal of stopping the vibration motor and a value obtained after the weight value of the weighing bin is stable, and the dropping difference value is calculated and sent to the PLC module.
Furthermore, the taking processing of the model value under the abnormal condition is based on the low speed value and the fall magnitude, and when the abnormal operation is performed, if the error range of the low speed value and the fall magnitude is exceeded, the calculation value of the abnormal operation is abandoned.
Further, the calculation model is:
C＝C on the upper part - (A-B) wherein, in the formula, C is the current fall magnitude, C Upper part of The difference value of the last time, A is a required target weight value of the material, and B is a stable actual weight value after the material is vibrated.
The automatic processing system for the low speed and fall magnitude of the stock bin provided by the embodiment of the disclosure can realize the following technical effects:
an automatic processing system for low speed and fall quantity values of a storage bin enables operators to adjust the low speed and fall quantity values without investing hardware cost, and realizes automatic setting of weighing low speed and fall quantity values; after the automatic processing model is put into use, the accuracy of a target value of the bin weighing is greatly improved, the workload of operators is reduced, and the accurate use of materials is improved.
The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:
fig. 1 is a schematic structural diagram of a part of an automatic processing system for low speed and drop height values of a storage bin provided by an embodiment of the present disclosure;
fig. 2 is a schematic view of a connection structure of the vibrating motor, the weighing sensor and the PLC module provided in the embodiment of the present disclosure.
In the figure: 1. the device comprises an elevated bin, 2, a vibration material motor, 3, a weighing bin, 4, a blanking gate valve and 5, and a weighing sensor.
Detailed Description
So that the manner in which the features and advantages of the embodiments of the present disclosure can be understood in detail, a more particular description of the embodiments of the disclosure, briefly summarized above, may be had by reference to the appended drawings, which are included to illustrate, but are not intended to limit the embodiments of the disclosure. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.
With reference to fig. 1 and 2, an embodiment of the present disclosure provides an automatic processing system for low speed and drop height values of a storage bin, including:
the lower part of the weighing bin 3 is provided with a blanking gate valve 4 for controlling the material in the weighing bin 3 to enter and exit; the weighing bin 3 is used for the splendid attire material that falls into, and this structure comprises three structures, and for the higher authority is cylindrical, the intermediate part is the round platform formula, and the lower part is cylindrical, and the columniform bottom surface size on the higher authority equals with the round platform on the bottom surface examination size, and the columniform upper surface area size of lower authority equals with the bottom surface area size of round platform.
The weighing sensor 5 is arranged outside the weighing bin 3; weighing sensor 5 establishes around the base in the cylinder outside of upper limb on weigh bin 3, and is a plurality of, and the numerical value of measuring like this can be convenient for observe from each direction, and this machine can be permanent use, even a weighing sensor 5 has broken, other can normal operating, so this machine uses for a long time.
The high-level bin 1 is arranged at the upper part of the weighing bin 3 and is connected through a material conveying pipeline, the material conveying pipeline is provided with a material vibrating motor 2, when the material vibrating motor 2 operates, materials can enter the weighing bin 3 from the high-level bin 1, and cannot enter when the material vibrating motor does not operate;
the material vibrating motor 2 is arranged at the bottom of the high-level stock bin 1;
a PLC module which is respectively connected with the material vibrating motor 2 and the weighing sensor 5, wherein,
the PLC module comprises a calculation model used for automatically calculating the low speed and fall magnitude of the storage bin and taking and processing the model value under the abnormal condition. The PLC module can scan the materials on the vibrating motor 2 and the materials measured by the weighing sensor 5 at variable time, and compares the changes of the materials to calculate the low speed and the fall quantity value of the storage bin. The principle when calculating out feed bin low-speed does: the PLC module scans the material weight of the vibrating motor 2 and the weighing sensor 5 at irregular time, and then calculates the change rate of the material in unit time by calculating the change of the material in the time period, namely the rate, and the rate is used as the low rate. The principle when calculating the drop magnitude is: and (3) closing the vibrating material motor 2, reading the weight value of the weighing sensor 5 when the high-level storage bin 1 does not enter the weighing bin 3, and then obtaining a value when the weight value of the weighing sensor 5 is not changed any more, wherein the difference between the two values is a drop magnitude.
In some embodiments of the present invention, the weigh bin 3 comprises a first cylinder, the upper portion of which is provided with a circular table, and the upper portion of which is provided with a second cylinder.
In some embodiments of the present invention, the elevated bunker 1 is plural, so as to facilitate the sufficient feeding and the adjustment of the feeding rate.
In some embodiments of the invention, the computational model automatically computes the bin low speed, comprising:
the weighing sensor 5 collects a material bin weighing value in real time and transmits the material bin weighing value to the PLC module;
the PLC module reads a bin weighing value (the weighing sensor 5 collects the weighing value in the weighing bin 3, and then the PLC module scans the weighing value in the weighing sensor 5 at irregular time so as to obtain the change of the weighing value);
the PLC module scans the weight value periodically in the material vibrating process (the scanned value comprises the weight value in the weighing sensor 5 and also comprises the weight value on the material vibrating motor 2);
the rate of weight change is calculated by the change in weight value (the amount of weight value increase in the load cell 5 or the amount of weight value decrease on the vibrating motor 2), and the rate of change is taken as the low speed value.
In some embodiments of the invention, the computational model automatically calculates the drop magnitude, including:
the change of the weight value after the vibration motor 2 stops working is collected, the weight difference value from the time when the vibration motor 2 stops to the time when the weighing value of the weighing bin is stable (the difference value between the weight value in the weighing sensor 5 and the weight value in the weighing sensor 5 when the vibration motor 2 just stops working is not changed) is calculated, and the weight difference value is used as the dispersion amount.
In some embodiments of the present invention, when the PLC module reads that the difference between the weight of the weigh bin 3 and the set weight is higher than the low-speed set value, the vibrating motor 2 operates at a high speed; when the difference value between the weight of the weighing bin 3 and the set weight reaches or is lower than a low-speed set value, the vibrating motor 2 works at a low speed.
In some embodiments of the present invention, when the difference between the weight of the weigh bin 3 and the set weight is equal to or less than the drop amount, the vibration motor 2 stops working.
In some embodiments of the invention, the computational model is: c = C On the upper part - (A-B) wherein, in the formula, C is the current fall magnitude, C On the upper part The difference value of the last time, A is a required target weight value of the material, and B is a stable actual weight value after the material is vibrated.
In some embodiments of the present invention, when the difference between the weight of the weigh bin 3 and the set weight is equal to or less than the drop amount, the automatic calculation module reads the signal indicating that the vibrating motor stops operating and the value after the weigh bin weight value is stabilized, and calculates the drop amount and sends the drop amount to the PLC module.
In some embodiments of the present invention, the process of taking the model value under abnormal condition is based on the low speed value and the fall value, and when the abnormal operation is performed, if the error range of the low speed value and the fall value is exceeded, the calculation value of the abnormal operation is discarded.
An automatic processing system for low speed and fall quantity values of a storage bin enables operators to complete automatic setting of weighing low speed and fall quantity values by adding a set of calculation model program without adjusting the low speed and fall quantity values and investing hardware cost. The automatic calculation model (C = C) Upper part of - (A-B) wherein C is the current fall magnitude; c On the upper part Is the last fall magnitude; a is the required target weight value of the material; b is the stable actual weight value after vibrating the material) to be put into use, the accuracy of the target value of the bin weighing can be greatly improved, the workload of operators is reduced, and the accurate use of the material is improved.
Aiming at the current situation that the low-speed and drop quantity values of the bin weighing need manual input and frequent correction, the invention designs an automatic processing system for the low-speed and drop quantity values of the bin weighing, which comprises a formula for automatically calculating the low-speed given value (automatically selecting the corresponding low-speed given value according to the granularity of the material) and the drop quantity value of the weighing bin, wherein the formula for automatically calculating the low-speed given value and the drop quantity value of the weighing bin is C = C Upper part of - (a-B), C being the current fall magnitude; c On the upper part Is the last fallA magnitude; a is the required target weight value of the material; and B is a stable actual weight value after material vibration. By using the system, the accuracy of weighing control can be obviously improved.
The automatic calculation of the weighing low speed and the fall magnitude has two parts, one part is the real-time collection of the bin weighing value, the bin weighing value is read through the PLC module, the weight value in the material vibrating process is periodically collected through the scanning of the PLC module, the weight change rate is calculated through the change of the weight value, and the weight change rate is used as the basis for calculating the low speed value. The other part is to collect the change situation of the weight value after the vibration material motor stops, calculate the weight difference value from the stop of the vibration material motor to the stable weighing value of the storage bin, use the value as the calculation basis of the fall quantity, the model carries out corresponding calculation by introducing the two values to give two parameter values of low speed and fall quantity, sends the two parameter values into the PLC module and displays the parameter values on a human-computer interface, participates in the automatic control program of the vibration material when the vibration material is started next time, and uses the cycle and the calculated value as the set value of the low speed and the fall quantity of the next converter control, thereby achieving the purpose of continuously automatically repairing, controlling the precision and accurately weighing.
The automatic processing system for the low speed and the fall magnitude mainly comprises three parts, namely real-time value acquisition and model calculation during vibration material, difference value between vibration material stopping and stable weight and model calculation, and model value taking processing under abnormal conditions (when vibration material stopping is manually operated, equipment is in failure, and the model value exceeds a normal range, the system can automatically take the last model value, and the current weight cannot participate in model calculation).
The automatic processing system for the low weighing speed and the fall quantity of the storage bin can effectively solve the problem that the weight difference between the weight of raw materials loaded in the storage bin and the required weight is large, and the workload of operators is reduced. The following is further described with reference to fig. 1 and 2.
The automatic processing system for the low speed and fall quantity values of the storage bin utilizes the weighing value of an electronic scale of the storage bin and a PLC module to continuously acquire the weighing value, a model in the PLC module calculates the blanking speed of high-level storage bin materials accepted by the weighing storage bin, a low speed set value is calculated according to the blanking speed, the material vibrating time is ensured to be within a reasonable range, and the materials entering a weighing bin 3 are controlled by the material vibrating motor 2.
Fig. 1 and 2 show external devices related to an automatic processing system for low speed and drop magnitude of a stock bin, which comprises a plurality of high-level stock bins 1, a material vibrating motor 2 (including a control frequency converter), a weighing bin 3, an electronic scale system and a PLC; the electronic scale system 5 is used for measuring the weight of the material falling into the weighing bin, the calculation model is positioned in PL and plays a key role, the electronic scale system continuously reads the change value of the weight of the weighing bin, the blanking speed of the material of the used high-position bin is calculated through a program, the low-speed set value of the material is given, and when the difference value between the weight of the weighing bin 3 and the set weight read by a control program in the PLC is higher than the low-speed set value, the material vibrating motor 2 works at a high speed. Once the difference value between the weight of the weighing bin 3 and the set weight reaches or is lower than the low-speed set value, the material vibrating motor 2 works at a low speed. When the difference value between the weight of the weighing bin 3 and the set weight is equal to or less than the drop value, the vibration motor 2 stops working, the automatic calculation model reads the signal of the stop action of the vibration motor and the value after the weight value of the weighing bin is stable, the drop value is calculated and sent to the PLC control program, the low-speed value and the drop value calculated by the model can be used for controlling two control points of the vibration motor corresponding to the material next time, the model program can judge the calculated value caused by abnormal operation, the calculated value is abandoned when the calculated value exceeds the allowable range, and the last calculated value is adopted. The technology is characterized in that the weight value of a weighing bin and a working signal of a high-level bin are read, and then a model automatically calculates the low-speed and fall values according to the signals so as to accurately control the weight of required materials and reduce waste.
The invention achieves the following purposes: an automatic processing system for low speed and fall quantity values of a storage bin enables operators to adjust the low speed and fall quantity values without investing hardware cost, and realizes automatic setting of weighing low speed and fall quantity values; after the automatic processing model is put into use, the accuracy of a target weighing value of the storage bin is greatly improved, the workload of operators is reduced, and the accurate use of materials is improved.
The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (10)
1. An automatic processing system for low speed and drop magnitude of a storage bin, comprising:
a feeding gate valve (4) is arranged at the lower part of the weighing bin (3);
the weighing sensor (5) is arranged outside the weighing bin (3);
the high-level stock bin (1) is arranged at the upper part of the weighing bin (3);
the material vibrating motor (2) is arranged at the bottom of the high-level stock bin (1);
a PLC module which is respectively connected with the material vibrating motor (2) and the weighing sensor (5), wherein,
the PLC module comprises a calculation model used for automatically calculating the low speed and fall quantity value of the storage bin and taking and processing the model value under abnormal conditions.
2. The automatic processing system of the low speed and drop height values of the storage bin according to claim 1, wherein the weighing bin (3) comprises a first cylinder, a circular table is arranged on the upper portion of the first cylinder, and a second cylinder is arranged on the upper portion of the circular table.
3. The automatic processing system for the low speed and drop height of the silo according to claim 1, characterized in that the high-level silo (1) is a plurality of high-level silos.
4. The system of claim 1, wherein the calculation model automatically calculates the low speed of the bin and the drop magnitude, and comprises:
the weighing sensor (5) collects the weighing value of the storage bin in real time and transmits the weighing value to the PLC module;
the PLC module reads a material bin weighing value;
scanning the weight value of the material in the process of vibrating periodically by the PLC module;
and calculating the speed of weight change through the change of the weight value, wherein the change speed is taken as a low speed value.
5. The automatic processing system for the low speed and the fall magnitude of the storage bin of claim 1, wherein the calculation model automatically calculates the fall magnitude and comprises:
and (3) collecting the change of the weight value after the vibration motor (2) stops working, and calculating the weight difference value from the time when the vibration motor (2) stops to the time when the weighing value of the weighing bin is stable, wherein the weight difference value is used as the dropping difference.
6. The automatic processing system for the low speed and fall magnitude of the storage bin according to claim 4, characterized in that when the PLC module reads that the difference value between the weight of the weighing bin (3) and the set weight is higher than the set value at the low speed, the vibrating motor (2) works at a high speed; when the difference value between the weight of the weighing bin (3) and the set weight reaches or is lower than a low-speed set value, the vibration motor (2) works at a low speed.
7. The automatic processing system for the low speed and the fall magnitude of the storage bin according to claim 5, characterized in that when the difference between the weight of the weighing bin (3) and the set weight is equal to or less than the fall magnitude, the vibrating motor (2) stops working.
8. The automatic processing system for the low speed and the fall magnitude of the storage bin according to claim 7, wherein when the difference between the weight of the weighing bin (3) and the set weight is equal to or less than the fall magnitude, the automatic calculation module reads a signal indicating that the vibrating motor (3) stops operating and a value indicating that the weight value of the weighing bin is stable, and calculates the fall magnitude and sends the fall magnitude to the PLC module.
9. The system of claim 1, wherein the model value is taken based on the low speed value and the drop magnitude, and the calculated value of the abnormal operation is discarded if the error range between the low speed value and the drop magnitude is exceeded during the abnormal operation.
10. The system of claim 1, wherein the calculation model is:
C＝C upper part of - (A-B) wherein, in the formula, C is the current fall magnitude, C Upper part of The difference value is the previous fall value, A is the required target weight value of the material, and B is the stable actual weight value after the material is vibrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211658160.6A CN115963772A (en) | 2022-12-22 | 2022-12-22 | Automatic processing system for low speed and fall quantity of stock bin |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211658160.6A CN115963772A (en) | 2022-12-22 | 2022-12-22 | Automatic processing system for low speed and fall quantity of stock bin |
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| CN115963772A true CN115963772A (en) | 2023-04-14 |
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| CN202211658160.6A Pending CN115963772A (en) | 2022-12-22 | 2022-12-22 | Automatic processing system for low speed and fall quantity of stock bin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117282334A (en) * | 2023-09-26 | 2023-12-26 | 石家庄正诚饲料机械有限公司 | Feed proportioning and mixing method and device and electronic equipment |
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2022
- 2022-12-22 CN CN202211658160.6A patent/CN115963772A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117282334A (en) * | 2023-09-26 | 2023-12-26 | 石家庄正诚饲料机械有限公司 | Feed proportioning and mixing method and device and electronic equipment |
| CN117282334B (en) * | 2023-09-26 | 2024-05-28 | 石家庄正诚饲料机械有限公司 | Feed proportioning and mixing method and device and electronic equipment |
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