Automatic control system applied to daily chemical industry

Abstract

The invention discloses an automatic control system applied to the daily chemical industry, and the system comprises a storage end control system, a conveying mechanism control system, a weighing and measuring system, an intelligent batching and database, and a batching control module. A vibration mechanism and various sensors are mounted in the daily chemical product raw material hopper; the conveying mechanism control system is arranged on the conveying mechanism for daily chemical product production and used for controlling the conveying mechanism to complete conveying operation of raw materials in a quantitative and constant-speed mode. According to the automatic control system applied to the daily chemical industry, the internal storage conditions and raw material reserves of the hopper are detected through various sensors, it can be ensured that all raw materials can be accurately put in each batching process, common errors and waste in manual batching are avoided, and therefore the production efficiency is improved; and meanwhile, the hopper vibration mechanism control unit is arranged, so that accumulation of raw materials in the hopper can be effectively avoided.

Description

Technical Field

[0001] The invention relates to the technical field of production ingredients in the daily chemical industry, in particular to an automatic control system applied to the daily chemical industry. Background Art

[0002] Daily chemicals are daily-use chemical products. The strategic upgrade of Chinese local daily chemical enterprises is imperative. Chinese local enterprises should seize the opportunity, increase investment in science and technology and product research and development, continuously improve marketing methods, and create a high-end and fashionable brand image in order to occupy a place in the fierce market competition.

[0003] However, in the production process of the daily chemical industry, the accuracy of the production formula is crucial to the quality of the final product, so there is a need for an automatic control system for ingredients in the daily chemical industry.

[0004] The prior art has the following defects or problems:

[0005] The existing automatic control system in the daily chemical industry does not involve control over the storage end. The raw material storage environment and storage quantity cannot be observed, which affects the subsequent preparation efficiency. It is impossible to achieve accurate delivery of raw materials, and errors and waste are prone to occur during the manual batching process. The batching process does not have a monitoring function, and manual observation of the mixing state of the raw materials is required, which affects the preparation efficiency.

[0006] It should be noted that the above contents belong to the technical knowledge of the inventor and do not necessarily constitute prior art. Summary of the invention

[0007] The purpose of the present invention is to provide an automatic control system for daily chemical industry to solve the problems mentioned in the background technology in view of the shortcomings of the prior art.

[0008] To achieve the above object, the present invention provides the following technical solution: an automatic control system applied to the daily chemical industry, comprising:

[0009] A storage end control system, which is arranged inside the daily chemical product raw material hopper to control and adjust the storage environment and raw material reserves inside the hopper. A vibration mechanism and various sensors are installed inside the daily chemical product raw material hopper;

[0010] A conveying mechanism control system, which is arranged on a conveying mechanism for daily chemical product production and is used to control the conveying mechanism to complete the conveying operation of raw materials at a fixed quantity and speed. The conveying mechanism can be a screw conveyor;

[0011] A weighing and measuring system, which is used to measure the weight of each component of the production raw materials and perform corresponding alarm operations;

[0012] Intelligent ingredients and database, which uses Alibaba Cloud as the carrier platform and has built-in formula data corresponding to the production of daily chemical products;

[0013] A batching control module, wherein the batching control module is used to control the mixing efficiency.

[0014] As a preferred technical solution of the present invention, the storage end control system includes:

[0015] A hopper vibration mechanism control unit, which is embedded in the vibration mechanism to control its operation and perform slight vibration on the hopper to prevent it from accumulating various powdered raw materials used in the production of daily chemical products;

[0016] A hopper air tightness detection module, which is used to detect whether the interior of the hopper is in a sealed state;

[0017] A hopper temperature and humidity detection module, which is arranged inside the temperature and humidity sensor and is used to detect the temperature and humidity inside the hopper, so that the staff can adjust the storage environment inside the hopper;

[0018] The hopper gravity detection module is arranged inside the pressure sensor at the bottom of the hopper, and is used to detect the weight of the raw materials inside the hopper. The staff can determine the internal raw material storage amount according to the detection value of the pressure sensor, so as to know whether it needs to be replenished.

[0019] As a preferred technical solution of the present invention, the conveying mechanism control system is specifically composed of a PLC control unit and is embedded in the screw conveyor. The conveying mechanism control system includes:

[0020] A drive mechanism start-stop control module, which is disposed inside the energy supply device of the screw conveyor and is used to control whether it delivers power;

[0021] A conveying position detection module, which is used to monitor the position of the material to ensure that the material is conveyed along a predetermined route, and which may use one of a photoelectric sensor, a proximity sensor, and a laser sensor;

[0022] A conveying speed detection module, which is used to monitor the running speed of the conveyor belt to ensure that the conveyor belt runs smoothly and matches the speed of other parts of the production line;

[0023] An emergency braking control module is connected by signals to the drive mechanism start-stop control module, the conveying speed detection module and the conveying position detection module, and can control the drive mechanism start-stop control module to stop urgently, so as to ensure the safety of personnel and avoid damage to the equipment under abnormal circumstances.

[0024] As a preferred technical solution of the present invention, the weighing and measuring system is arranged inside a weighing platform in front of the mixing mechanism.

[0025] As a preferred technical solution of the present invention, the weighing and measuring system comprises:

[0026] A weight sensor collection module, the weight sensor collection module is used to collect the weight of the raw material on the end surface of the weighing platform;

[0027] A data information transmission module, which is used to complete the transmission of weight information so that it can be imported into the intelligent batching and database for comparison with the formula content;

[0028] The data information response module is used to process the signal transmitted by the data information transmission module, and has a built-in data overweight alarm module and a data underweight alarm module.

[0029] As a preferred technical solution of the present invention, the data overweight alarm module is used to alarm when the weight is higher than the preparation requirement, and the data underweight alarm module is used to alarm when the weight is lower than the preparation requirement. The staff can make timely adjustments to the raw materials according to the alarm.

[0030] As a preferred technical solution of the present invention, the batching control module is arranged inside the batching facility, and the batching control module includes:

[0031] A formula data receiving module, which is used to receive the formula information transmitted by the intelligent batching and database, and compare it through the formula data comparison module to detect whether the raw materials are injected correctly;

[0032] The batching facility start and stop control module, the formula data receiving module is used to control the mixing mechanism inside the batching facility to achieve the mixing operation and set the mixing time;

[0033] A mixing state detection module is used to detect whether the raw materials are fully mixed. If not, the raw materials are re-mixed through the control of the batching facility start-stop control module.

[0034] Compared with the prior art, the present invention provides an automatic control system applied to the daily chemical industry, which has the following beneficial effects:

[0035] This automatic control system used in the daily chemical industry detects the storage conditions inside the hopper and the raw material reserves through various sensors, and can ensure that each raw material can be accurately put in during each batching process, avoiding common errors and waste in manual batching, thereby improving production efficiency. At the same time, a hopper vibration mechanism control unit is provided to effectively avoid the accumulation of raw materials in the hopper.

[0036] At the same time, the system can select and execute recipes through intelligent batching and database, in conjunction with weighing and measuring systems, without human intervention. It can monitor production data in real time and control the amount and order of feeding according to demand to ensure a stable and consistent batching process. The system can compare the raw materials through the recipe data comparison module to detect whether the raw materials have been injected correctly, and detect the mixing state of the raw materials through the mixing state detection module to ensure that the raw materials are fully mixed and improve work accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] The drawings described herein are used to provide further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations on the present invention.

[0038] Figure 1 This is a schematic diagram of the automatic control system of the present invention applied to the daily chemical industry;

[0039] Figure 2 This is a schematic diagram of the storage end control system of the present invention;

[0040] Figure 3 It is a schematic diagram of the control system of the conveying mechanism of the present invention;

[0041] Figure 4 It is a schematic diagram of the weight and measurement system of the present invention;

[0042] Figure 5 It is a schematic diagram of the batching control module of the present invention. DETAILED DESCRIPTION

[0043] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0044] See also Figure 1-5 In this embodiment: an automatic control system applied to the daily chemical industry, comprising:

[0045] The storage end control system is set inside the daily chemical product raw material hopper to control and adjust the storage environment and raw material reserves inside the hopper. The daily chemical product raw material hopper is equipped with a vibration mechanism and various sensors;

[0046] The storage control system includes:

[0047] The hopper vibration mechanism control unit is embedded in the vibration mechanism to control its operation and perform slight vibration on the hopper to prevent it from accumulating various powdered raw materials used in the production of daily chemical products;

[0048] Hopper air tightness detection module: The hopper air tightness detection module is used to detect whether the inside of the hopper is in a sealed state;

[0049] The hopper temperature and humidity detection module is set inside the temperature and humidity sensor to detect the temperature and humidity inside the hopper, so that the staff can adjust the storage environment inside the hopper;

[0050] The hopper gravity detection module is set inside the pressure sensor at the bottom of the hopper to detect the weight of the raw materials inside the hopper. The staff can determine the internal raw material storage amount based on the pressure sensor detection value, so as to know whether it needs to be replenished;

[0051] Conveying mechanism control system: The conveying mechanism control system is set in the conveying mechanism used in the production of daily chemical products, and is used to control the conveying mechanism to complete the conveying operation of raw materials at a fixed quantity and speed. The conveying mechanism can select a screw conveyor;

[0052] The conveying mechanism control system is specifically composed of a PLC control unit and is embedded in the screw conveyor. The conveying mechanism control system includes:

[0053] A drive mechanism start-stop control module is provided inside the energy supply device of the screw conveyor to control whether it transmits power;

[0054] The conveying position detection module is used to monitor the position of the material to ensure that the material is conveyed along the predetermined route. The conveying position detection module can use one of a photoelectric sensor, a proximity sensor, and a laser sensor;

[0055] Conveyor speed detection module, which is used to monitor the running speed of the conveyor belt to ensure that the conveyor belt runs smoothly and matches the speed of other parts of the production line;

[0056] Emergency brake control module: There is a signal connection between the emergency brake control module and the drive mechanism start-stop control module, the conveying rate detection module and the conveying position detection module, which can control the drive mechanism start-stop control module to stop urgently, so as to ensure the safety of personnel and avoid damage to the equipment under abnormal conditions;

[0057] Weighing and measuring system: The weighing and measuring system is used to measure the weight of each component of the production raw materials and perform corresponding alarm operations;

[0058] The weighing and measuring system is arranged inside the weighing platform in front of the mixing mechanism.

[0059] The weighing and measuring system includes:

[0060] The weight sensor acquisition module is used to collect the weight of the raw materials on the end surface of the weighing platform;

[0061] Data information transmission module, which is used to complete the transmission of weight information so that it can be imported into the intelligent batching and database for comparison with the formula content;

[0062] The data information response module is used to process the signal transmitted by the data information transmission module, and has a built-in data overweight alarm module and a data underweight alarm module.

[0063] The data overweight alarm module will sound an alarm when the weight is higher than the required weight for preparation, and the data underweight alarm module will sound an alarm when the weight is lower than the required weight for preparation. The staff can make timely adjustments to the raw materials according to the alarm.

[0064] Intelligent ingredients and database: The intelligent ingredients and database use Alibaba Cloud as the carrier platform, and have built-in formula data corresponding to the production of daily chemical products;

[0065] Batching control module, the batching control module is used to control the mixing efficiency;

[0066] The batching control module is arranged inside the batching facility, and the batching control module includes:

[0067] The formula data receiving module is used to receive the formula information transmitted by the intelligent batching and database, and compare it through the formula data comparison module to detect whether the raw materials are injected correctly;

[0068] The batching facility start and stop control module and the recipe data receiving module are used to control the internal mixing mechanism of the batching facility to realize the mixing operation and set the mixing time;

[0069] The mixing state detection module is used to detect whether the raw materials are fully mixed. If not, the mixing is performed again through the control of the batching facility start and stop control module.

[0070] The working principle and use process of the present invention are as follows: the staff selects the predetermined production formula through the intelligent batching and the human-machine interface outside the database, or inputs new formula parameters according to the needs, and the system reads the formula information from the formula database, including the type, proportion and addition order of the raw materials;

[0071] Before batching begins, storage control is completed through the storage control system to detect the storage environment inside the hopper and the raw material reserves. If a certain raw material is found to be insufficient, it needs to be replenished in time. The conveying mechanism control system is controlled by the PLC control unit to operate the screw conveyor and drive the raw materials to complete the material guiding operation. During this process, the hopper vibration mechanism control unit operates to drive the hopper to vibrate slightly to prevent the raw materials from accumulating inside the hopper. The screw conveyor can transport the raw materials to the weighing platform in a specific order and proportion, and then transport them to the batching facility after further measurement by the weighing and measuring system. The mixing process is controlled by the batching facility start and stop control module, and the mixing state detection module detects the mixing state of the raw materials. If they are not fully mixed, they are controlled by the batching facility start and stop control module to mix them again.

[0072] Each embodiment in this specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can be referred to the partial description of the method embodiment.

[0073] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An automatic control system used in the daily chemical industry, characterized in that: include: A storage end control system, which is arranged inside the daily chemical product raw material hopper to control and adjust the storage environment and raw material reserves inside the hopper. A vibration mechanism and various sensors are installed inside the daily chemical product raw material hopper; A conveying mechanism control system, which is arranged on a conveying mechanism for daily chemical product production and is used to control the conveying mechanism to complete the conveying operation of raw materials at a fixed quantity and speed. The conveying mechanism can be a screw conveyor; A weighing and measuring system, which is used to measure the weight of each component of the production raw materials and perform corresponding alarm operations; Intelligent batching and database, which uses Alibaba Cloud as the hosting platform and has built-in formula data corresponding to the production of daily chemical products; A batching control module, wherein the batching control module is used to control the mixing efficiency.

2. The automatic control system used in the daily chemical industry according to claim 1 is characterized in that: The storage end control system comprises: A hopper vibration mechanism control unit, which is embedded in the vibration mechanism to control its operation and perform slight vibration on the hopper to prevent it from accumulating various powdered raw materials used in the production of daily chemical products; A hopper air tightness detection module, which is used to detect whether the interior of the hopper is in a sealed state; A hopper temperature and humidity detection module, which is arranged inside the temperature and humidity sensor and is used to detect the temperature and humidity inside the hopper, so that the staff can adjust the storage environment inside the hopper; The hopper gravity detection module is arranged inside the pressure sensor at the bottom of the hopper and is used to detect the weight of the raw materials inside the hopper. The staff can determine the internal raw material storage amount according to the detection value of the pressure sensor, so as to know whether it needs to be replenished.

3. The automatic control system used in the daily chemical industry according to claim 1 is characterized in that: The conveying mechanism control system is specifically composed of a PLC control unit and is embedded in the screw conveyor. The conveying mechanism control system includes: A drive mechanism start-stop control module, which is disposed inside the energy supply device of the screw conveyor and is used to control whether it delivers power; A conveying position detection module, which is used to monitor the position of the material to ensure that the material is conveyed along a predetermined route, and which may use one of a photoelectric sensor, a proximity sensor, and a laser sensor; A conveying speed detection module, which is used to monitor the running speed of the conveyor belt to ensure that the conveyor belt runs smoothly and matches the speed of other parts of the production line; An emergency braking control module, wherein a signal connection exists between the emergency braking control module and the drive mechanism start-stop control module, the conveying rate detection module and the conveying position detection module, and the emergency braking control module can be controlled to stop the drive mechanism start-stop control module in an emergency to ensure personnel safety and avoid equipment damage under abnormal circumstances.

4. The automatic control system used in the daily chemical industry according to claim 1 is characterized in that: The weighing and measuring system is arranged inside a weighing platform in front of the mixing mechanism.

5. The automatic control system used in the daily chemical industry according to claim 4 is characterized in that: The weighing and measuring system comprises: A weight sensor collection module, the weight sensor collection module is used to collect the weight of the raw material on the end surface of the weighing platform; A data information transmission module, which is used to complete the transmission of weight information so that it can be imported into the intelligent batching and database for comparison with the formula content; The data information response module is used to process the signal transmitted by the data information transmission module, and has a built-in data overweight alarm module and a data underweight alarm module.

6. The automatic control system used in the daily chemical industry according to claim 5 is characterized in that: The data overweight alarm module is used to alarm when the weight is higher than the weight required for preparation, and the data underweight alarm module is used to alarm when the weight is lower than the weight required for preparation. The staff can make timely adjustments to the raw materials according to the alarm.

7. The automatic control system used in the daily chemical industry according to claim 1 is characterized in that: The batching control module is arranged inside the batching facility, and the batching control module comprises: A formula data receiving module, which is used to receive the formula information transmitted by the intelligent batching and database, and compare it through the formula data comparison module to detect whether the raw materials are injected correctly; The batching facility start and stop control module, the formula data receiving module is used to control the mixing mechanism inside the batching facility to achieve the mixing operation and set the mixing time; A mixing state detection module is used to detect whether the raw materials are fully mixed. If not, the raw materials are re-mixed through the control of the batching facility start-stop control module.

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