CN117369354A - Continuous batching system and batching method - Google Patents
Continuous batching system and batching method Download PDFInfo
- Publication number
- CN117369354A CN117369354A CN202311320965.4A CN202311320965A CN117369354A CN 117369354 A CN117369354 A CN 117369354A CN 202311320965 A CN202311320965 A CN 202311320965A CN 117369354 A CN117369354 A CN 117369354A
- Authority
- CN
- China
- Prior art keywords
- batching
- module
- controller
- scale
- control module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 67
- 230000001502 supplementing effect Effects 0.000 claims abstract description 9
- 230000003139 buffering effect Effects 0.000 claims abstract description 5
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000009825 accumulation Methods 0.000 claims description 19
- 230000000007 visual effect Effects 0.000 claims description 12
- 238000013329 compounding Methods 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 6
- 239000013589 supplement Substances 0.000 claims description 3
- 238000010923 batch production Methods 0.000 abstract description 7
- 238000010924 continuous production Methods 0.000 abstract description 6
- 238000012797 qualification Methods 0.000 abstract description 3
- 238000002360 preparation method Methods 0.000 abstract 6
- 239000000047 product Substances 0.000 description 8
- 239000004615 ingredient Substances 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000000109 continuous material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1103—Special, intelligent I-O processor, also plc can only access via processor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Feedback Control In General (AREA)
Abstract
In order to solve the problems that in the prior art, the batch breaking fault response is not timely in the continuous production batch production process, and the content of a formula after batch breaking is difficult to control, the continuous batch production system comprises a batch preparation module and a control module, wherein the batch preparation module is in communication connection with the control module, the batch preparation module comprises a plurality of batch preparation scales, a batch preparation controller and a frequency converter, the control module comprises a PLC (programmable logic controller), the PLC is connected with a human-computer interface, the human-computer interface is used for inputting a preset quantity of the formula and a maximum buffering error value, the PLC is connected with an input end and an output end, the input end is connected with the batch preparation controller and is used for collecting an instantaneous flow signal, the instantaneous flow signal is fed back to the PLC, and the PLC is connected with the output end to drive the frequency converter to operate. Meanwhile, the invention also discloses a batching method of the continuous batching system. The batching system provided by the application can rapidly and automatically process batch balance material breaking faults, solve formula content deviation, adjust formula content through material supplementing in a short time, and ensure product quality to improve qualification rate.
Description
Technical Field
The invention belongs to the technical field of batching devices, and particularly relates to a continuous batching system and a batching method.
Background
The batching scale is mainly used for batching process, and the batching process is used for batch production and continuous production, and batch production can be used for batch production speed control by setting flow and batch production time control by setting accumulation, so that batch breaking has no great influence on production in batch production mode; when the ingredients are continuously produced, the ingredient speed is controlled only by setting the flow, when the raw material of a certain ingredient balance is broken, the content of the formula is directly affected, and the quality of the terminal product is unqualified when serious.
At present, a batching scale pin in the market sends out a batch breaking alarm signal when in batch breaking in the continuous production batching process, and then a batch breaking fault is manually processed, so that the fault response is slow, untimely and the product formula content is difficult to guarantee.
Disclosure of Invention
Aiming at the problems of untimely response of material breaking faults and difficult control of the formula content after material breaking in the continuous production and material mixing process in the prior art, the continuous material mixing system and the material mixing method are provided.
The technical scheme adopted by the invention for solving the technical problems is as follows:
in one aspect, the invention provides a continuous batching system, which comprises a batching module and a control module, wherein the batching module is in communication connection with the control module, the batching module comprises a plurality of batching scales, a batching controller and a frequency converter, the control module comprises a PLC (programmable logic controller), the PLC is connected with a human-computer interface, the human-computer interface is used for inputting a formula set quantity and a maximum buffering error value, the PLC is connected with an input end and an output end, the input end is connected with the batching controller and is used for acquiring an instantaneous flow signal, the instantaneous flow signal is fed back to the PLC, and the PLC is connected with the output end to drive the frequency converter to operate.
Optionally, the proportioning scale comprises a weight sensor and a detection sensor, wherein the weight sensor generates a weight signal, and the detection sensor is used for detecting the weight signal, a motor rotating speed signal and a material breakage alarm signal;
and transmitting the weight signal and the motor rotating speed signal to the batching controller, wherein the batching controller obtains the instantaneous flow signal according to the weight signal and the motor rotating speed signal.
Optionally, the batching scale further comprises a motor, and the motor is electrically connected with the frequency converter to generate the motor rotating speed signal.
Optionally, the PLC controller collects the recipe setting amount and the instantaneous flow signal to obtain an accumulated error, and is used for the output end to adjust the frequency of the frequency converter.
Optionally, the batching module further comprises an audible and visual alarm, the control module is electrically connected with the audible and visual alarm, and when the control module receives the material breaking alarm signal, the audible and visual alarm of the corresponding batching module is started.
Optionally, the batching module further comprises a vibrator, the vibrator is used for vibrating and refining materials of the batching scale, the vibrator is electrically connected with the control module, and when the control module receives the material breaking alarm signal, the vibrator of the corresponding batching module is started.
Optionally, the batching controller is a PID controller.
In another aspect, the present invention provides a method of dispensing a continuous dispensing system comprising the steps of:
a plurality of feeding modules are arranged for conveying and mixing different materials;
setting a formula set quantity and a maximum buffer error value parameter of each batching scale on a human-computer interface, and controlling the batching of the batching scales according to the formula set quantity by the batching scale controller;
the method comprises the steps that an instantaneous flow signal and a material breaking alarm signal are collected from each batching scale by using a batching scale controller and are transmitted to a control module;
the control module calculates the blanking amount according to the formula set quantity of each proportioning scale;
and calculating the material accumulation amount and the accumulation error according to the acquired instantaneous flow signals, wherein the accumulation error=the blanking amount-the material accumulation amount, in a single feeding module, when the accumulation error is larger than the maximum buffer error value, judging that the feeding module has a first material breaking condition, controlling other feeding modules to pause at the moment, controlling a batching scale of the feeding module with the first material supplementing condition to supplement materials through the control module, and when the accumulation error is smaller than or equal to 0, switching the batching scale to a batching controller on the batching scale to control and restore the normal operation of the batching module.
Optionally, the "setting the formula setting amount and the maximum buffer error value parameter of each batch balance in the human-computer interface" further includes: setting a minimum feeding error value of each batching scale;
in a single feeding module, when the accumulated error is smaller than or equal to the maximum buffer error value, judging whether the accumulated error is larger than a minimum feeding error value, if the accumulated error is larger than the minimum feeding error value, judging that the feeding module has a second material breaking condition, and the other feeding modules continue to operate, wherein a control module controls a material distribution scale of the feeding module with the second material breaking condition to increase material distribution flow; if the accumulated error is less than or equal to the minimum feeding error value, the batching scale is controlled by a batching controller; when the accumulated error is less than or equal to 0, the batching scale is switched to a batching controller on the batching scale to control and restore the batching module of the batching system to operate.
Optionally, the error range of the minimum feeding error value is 10-20% of the maximum buffering error value.
According to the continuous batching system provided by the invention, the batching module, the control module and the set parameters of the human-computer interface are utilized to automatically monitor the continuous production batching system, so that the automatic processing of the batch breaking fault of the batching scale can be realized and the response is quick; in addition, by utilizing the PLC to collect instantaneous flow signals, the automatic calculation of the weight of the broken material is realized, the batching scale is controlled to carry out material supplementing, the problem of formula content deviation is solved through setting parameters, and the formula content can be quickly adjusted through automatic material supplementing in a short time, so that the formula content is in a qualified range, and further, the product quality is ensured, and the product qualification rate is improved.
Drawings
FIG. 1 is a block diagram of a continuous compounding system architecture provided by the present invention;
fig. 2 is a flow chart of a continuous batching system provided by the present invention.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the invention more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1-2, the invention provides a continuous batching system, which comprises a batching module and a control module, wherein the batching module is in communication connection with the control module, the batching module comprises a plurality of batching scales, a batching controller and a frequency converter, the control module comprises a PLC (programmable logic controller), the PLC is connected with a human-computer interface, the human-computer interface is used for inputting a formula set quantity and a maximum buffering error value, the PLC is connected with an input end and an output end, the input end is connected with the batching controller and is used for collecting an instantaneous flow signal, the instantaneous flow signal is fed back to the PLC, and the PLC is connected with the output end and drives the frequency converter to operate.
The batching controller controls the feeding speed of the batching scale to reach the flow rate of the set formula set quantity by controlling the frequency of the frequency converter, has no influence on the product content, and is beneficial to improving the product qualification rate;
specifically, the batching system provided by the invention utilizes the batching module, the control module and the set parameters of the human-computer interface to automatically monitor the continuous production batching system, so that the batch breaking fault of an automatic processing batching scale can be realized and the response is quick; in addition, by utilizing the PLC to collect instantaneous flow signals, the automatic calculation of the weight of the broken material is realized, the batching scale is controlled to carry out material supplementing, the problem of formula content deviation is solved through setting parameters, and the formula content can be quickly adjusted through automatic material supplementing in a short time, so that the formula content is in a qualified range, and the product quality is further ensured.
In one embodiment, the proportioning scale comprises a weight sensor and a detection sensor, wherein the weight sensor generates a weight signal, and the detection sensor is used for detecting the weight signal, a motor rotating speed signal and a material breakage alarm signal;
and transmitting the weight signal and the motor rotating speed signal to the batching controller, wherein the batching controller obtains the instantaneous flow signal according to the weight signal and the motor rotating speed signal.
The instantaneous flow signal ＝ Weight signal/motor speed signal;
specifically, in the running state, the weight signal is detected by the detection sensor and is transmitted to the batching controller, and when the weight detected by the weight signal is smaller than the set weight of the batch breaking, a batch breaking alarm signal is generated.
In one embodiment, the batching scale further comprises a motor, and the motor is electrically connected with the frequency converter to generate the motor rotation speed signal.
In an embodiment, the PLC controller collects the recipe set amount and the instantaneous flow signal to obtain an accumulated error for the output to adjust the frequency of the frequency converter.
The PLC can receive the electric signals, and automatically calculates through the formula parameters and the data relationship arranged on the batching scale, so that the full-automatic operation of batch breaking processing of the batching system is realized, and no intervention of central control personnel is needed, thereby improving the automatic production effect.
In an embodiment, the batching module further comprises an audible and visual alarm, the control module is electrically connected with the audible and visual alarm, and when the control module receives the material breaking alarm signal, the audible and visual alarm of the corresponding batching module is started.
Specifically, the batching scale is used for collecting a material breaking alarm signal through the detection sensor, the PLC is used for collecting an instantaneous flow signal, and when the material breaking alarm signal is True, the audible and visual alarm is used for carrying out fault alarm to remind post personnel to respond to the material breaking fault rapidly.
In an embodiment, the batching module further comprises a vibrator, the vibrator is used for vibrating and refining materials of the batching scale, the vibrator is electrically connected with the control module, and when the control module receives the material breaking alarm signal, the vibrator of the corresponding batching module is started.
Specifically, when the audible and visual alarm gives a fault alarm, the vibrator is automatically started to treat a material breaking fault caused by large-block material clamping or arching.
In an embodiment, the dispensing scale comprises one or more of a screw scale, a weightless scale, a dual-belt scale, and a single-belt scale.
In one embodiment, the ingredient controller is a PID controller.
The upper limit frequency of the PID controller is 50Hz.
Another embodiment of the present invention provides a method for dosing a continuous dosing system, comprising the following steps:
a plurality of feeding modules are arranged for conveying and mixing different materials;
setting a formula set quantity and a maximum buffer error value parameter of each batching scale on a human-computer interface, and controlling the batching of the batching scales according to the formula set quantity by the batching scale controller;
the method comprises the steps that an instantaneous flow signal and a material breaking alarm signal are collected from each batching scale by using a batching scale controller and are transmitted to a control module;
the control module calculates the blanking amount according to the formula set quantity of each proportioning scale;
and calculating the material accumulation amount and the accumulation error according to the acquired instantaneous flow signal, wherein the accumulation error=the blanking amount-the material accumulation amount, and in a single feeding module, when the accumulation error is larger than the maximum buffer error value, judging that the feeding module has a first material breaking condition, controlling other feeding modules to pause at the moment, controlling a batching scale of the feeding module with the first material supplementing condition to supplement materials through the control module, and when the accumulation error is smaller than or equal to 0, switching the batching scale to a batching controller on the batching scale to control and restore the normal operation of the batching module.
The following should be notedAmount of material(F 0 For setting flow, T is sampling period time of the PLC controller, and n is sampling times);
the accumulated amount of the material(F is instantaneous flow, T is sampling period time of the PLC controller, and n is sampling times).
In an embodiment, the "setting the recipe setting amount and the maximum buffer error value parameter of each batch weigher in the human-computer interface" further includes: setting a minimum feeding error value of each batching scale;
in a single feeding module, when the accumulated error is smaller than or equal to the maximum buffer error value, judging whether the accumulated error is larger than a minimum feeding error value, if the accumulated error is larger than the minimum feeding error value, judging that the feeding module has a second material breaking condition, and the other feeding modules continue to operate, wherein a control module controls a material distribution scale of the feeding module with the second material breaking condition to increase material distribution flow; if the accumulated error is less than or equal to the minimum feeding error value, the batching scale is controlled by a batching controller; when the accumulated error is less than or equal to 0, the batching scale is switched to a batching controller on the batching scale to control and restore the batching module of the batching system to operate.
In one embodiment, the method further comprises a maximum allowable response time, wherein the maximum allowable response time is a ratio of a maximum buffer error value to a set amount of the recipe.
Specifically, when the audible and visual alarm gives a fault alarm, a certain response time can be reserved for an operator, namely the maximum allowable response time, and the formula content of broken materials occurring in the time period can be quickly adjusted through the formula setting quantity of automatic material supplementing, so that the problems that the fault response of broken materials is not timely in the material proportioning process and the formula content is difficult to control after the broken materials are solved, the production continuity is enhanced, and the formula content of products is satisfied within a qualified range.
In one embodiment, the error range of the minimum feed error value is 10-20% of the maximum buffer error value.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. The continuous batching system is characterized by comprising a batching module and a control module, wherein the batching module is in communication connection with the control module, the batching module comprises a plurality of batching scales, a batching controller and a frequency converter, the control module comprises a PLC (programmable logic controller), the PLC is connected with a human-computer interface, the human-computer interface is used for inputting a formula set quantity and a maximum buffering error value, the PLC is connected with an input end and an output end, the input end is connected with the batching controller and is used for collecting an instantaneous flow signal, the instantaneous flow signal is fed back to the PLC, and the PLC is connected with the output end to drive the frequency converter to operate.
2. The continuous compounding system of claim 1, wherein the compounding weight includes a weight sensor that generates a weight signal and a detection sensor for detecting the weight signal, a motor speed signal, and a breakage alarm signal;
and transmitting the weight signal and the motor rotating speed signal to the batching controller, wherein the batching controller obtains the instantaneous flow signal according to the weight signal and the motor rotating speed signal.
3. The continuous compounding system of claim 1, wherein the compounding scale further includes a motor electrically coupled to the frequency converter to generate the motor speed signal.
4. The continuous compounding system of claim 1, wherein the PLC controller collects the recipe set amount and the instantaneous flow signal to obtain an accumulated error for the output to adjust the frequency of the frequency converter.
5. The continuous compounding system of claim 2, wherein the compounding module further includes an audible and visual alarm, the control module is electrically connected to the audible and visual alarm, and the audible and visual alarm of the corresponding compounding module is activated when the control module receives the material breakage alarm signal.
6. A continuous batching system according to claim 2, wherein the batching module further comprises a rapper for material rapping refinement of the batching scale, the rapper being electrically connected to the control module, the rapper of the corresponding batching module being activated when the control module receives the breaking alarm signal.
7. The continuous compounding system of claim 1, wherein the compounding controller is a PID controller.
8. A method of dosing a continuous dosing system according to any one of claims 1 to 7, comprising the steps of:
a plurality of feeding modules are arranged for conveying and mixing different materials;
setting a formula set quantity and a maximum buffer error value parameter of each batching scale on a human-computer interface, and controlling the batching of the batching scales according to the formula set quantity by the batching scale controller;
the method comprises the steps that an instantaneous flow signal and a material breaking alarm signal are collected from each batching scale by using a batching scale controller and are transmitted to a control module;
the control module calculates the blanking amount according to the formula set quantity of each proportioning scale;
and calculating the material accumulation amount and the accumulation error according to the acquired instantaneous flow signals, wherein the accumulation error=the blanking amount-the material accumulation amount, in a single feeding module, when the accumulation error is larger than the maximum buffer error value, judging that the feeding module has a first material breaking condition, controlling other feeding modules to pause at the moment, controlling a batching scale of the feeding module with the first material supplementing condition to supplement materials through the control module, and when the accumulation error is smaller than or equal to 0, switching the batching scale to a batching controller on the batching scale to control and restore the normal operation of the batching module.
9. The method of claim 8, wherein the step of setting the recipe setting amount and the maximum buffer error value parameter of each of the plurality of dispensing scales at the human-computer interface further comprises: setting a minimum feeding error value of each batching scale;
in a single feeding module, when the accumulated error is smaller than or equal to the maximum buffer error value, judging whether the accumulated error is larger than a minimum feeding error value, if the accumulated error is larger than the minimum feeding error value, judging that the feeding module has a second material breaking condition, and the other feeding modules continue to operate, wherein a control module controls a material distribution scale of the feeding module with the second material breaking condition to increase material distribution flow; if the accumulated error is less than or equal to the minimum feeding error value, the batching scale is controlled by a batching controller; when the accumulated error is less than or equal to 0, the batching scale is switched to a batching controller on the batching scale to control and restore the batching module of the batching system to operate.
10. The method of claim 8, wherein the minimum feed error value is within a range of 10-20% of the maximum buffer error value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311320965.4A CN117369354A (en) | 2023-10-12 | 2023-10-12 | Continuous batching system and batching method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311320965.4A CN117369354A (en) | 2023-10-12 | 2023-10-12 | Continuous batching system and batching method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117369354A true CN117369354A (en) | 2024-01-09 |
Family
ID=89401647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311320965.4A Pending CN117369354A (en) | 2023-10-12 | 2023-10-12 | Continuous batching system and batching method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117369354A (en) |
-
2023
- 2023-10-12 CN CN202311320965.4A patent/CN117369354A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106647663B (en) | Intelligent production control system for disc pelletizing and control method thereof | |
| JPS5889937A (en) | Mixing and distributing of some base components to be mixed | |
| CN107628287B (en) | High-precision automatic brown sugar packaging machine and packaging method thereof | |
| JPS60128311A (en) | Device and method of distributing non-free fluidized granular substance having fixed quantity per unti time from storage vessel | |
| CN104609745B (en) | A kind of sugaring uses the production control method of lime cream | |
| CN206292622U (en) | Disk pelletizing intellectuality production control system | |
| CN102008998A (en) | Automatic control device and automatic control method of hydrocyclone | |
| CN207293599U (en) | A kind of more feed bins stock dispatching control devices of same material kind | |
| CN106502193A (en) | A kind of feeding wire speed circuit for regulating and controlling and system | |
| CN117369354A (en) | Continuous batching system and batching method | |
| CN207140090U (en) | Brick-making raw material feeds proportioner | |
| CN211894911U (en) | Comprehensive device for controlling flow of tobacco shred materials | |
| CN207786513U (en) | Automatic Allocating Coal System | |
| CN108818952A (en) | A kind of concrete multiple material intelligent distribution devices and methods therefor | |
| CN103407597B (en) | A kind of LED fluorescent powder balanced pay-off of trace and method of operation thereof | |
| CN206366368U (en) | A kind of phosphorus smelting automatic batching system | |
| CN104552609B (en) | Formula setting quantity follow-up adjustment system and formula setting quantity follow-up adjustment method | |
| CN211698698U (en) | PLC automatic blending control system for refractory material | |
| US4710389A (en) | Method and apparatus for controlling peeling machines for peeling fruit or vegetables | |
| CN203359561U (en) | Automatic feed blending device | |
| CN114227893B (en) | Control method of double-ingredient forming system for paperless gypsum board production line | |
| CN102169333A (en) | Automatic control system of milling system | |
| CN111703841B (en) | Control system for metering belt partition control frequency in double-layer structure belt | |
| CN221394180U (en) | Small pot tea weighing mechanism | |
| CN209740965U (en) | High-precision quantitative quartz sand feeding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |