CN-121979084-A - Feeding proportion monitoring and alarming device and method for two-component glue injection machine

CN121979084ACN 121979084 ACN121979084 ACN 121979084ACN-121979084-A

Abstract

The invention discloses a feeding proportion monitoring alarm device and method of a two-component glue injection machine, wherein the device comprises an information monitoring module, a data acquisition and analysis module and a data pushing module, the information monitoring module is used for detecting the temperature and the liquid level of materials in a material storage tank and the temperature, the pressure and the flow of the materials in a pipeline, the device comprises a temperature sensor, a pressure sensor, an online flowmeter, a liquid level meter and a visual scale, the data acquisition and analysis module is a PLC (programmable logic controller) used for calculating the actual output flow of the materials and analyzing the abnormal material proportion, the PLC is in communication connection with the temperature sensor, the pressure sensor, the online flowmeter and the liquid level meter, and the data pushing module is an Internet of things card which is in communication connection with the data acquisition and analysis module. The invention ensures the stable strength and stable proportion of the glue injection machine through multiple monitoring and calibration.

Inventors

SHAN SHUANGWU
LV WEI
TANG XIUXIAN
YOU WEI
FENG XUEBIN
CHEN HUANG

Assignees

青岛中车时代新能源材料科技有限公司
株洲时代新材料科技股份有限公司

Dates

Publication Date: 20260505
Application Date: 20251222

Claims (10)

1. The utility model provides a two ingredient injecting glue machine feed proportion monitoring alarm device which characterized in that includes: The information monitoring module is configured to collect sizing material state data and device operation data and transmit the sizing material state data and the device operation data to the data collection and analysis module; The data acquisition and analysis module is configured to compare the device operation data according to a preset threshold value, generate a liquid level abnormality alarm signal and transmit the liquid level abnormality alarm signal to the data pushing module, calculate the actual output flow and the actual mixing proportion of materials through the data acquisition and analysis module, compare the actual mixing proportion with the sizing proportion, generate a proportion abnormality alarm signal if the deviation exceeds the threshold value, calculate the feedback flow at the same time, compare the actual output flow with the feedback flow, generate a flow abnormality alarm signal if the deviation exceeds the threshold value, and transmit the flow abnormality alarm signal to the data pushing module; The data pushing module is configured to transmit the liquid level abnormality alarm signal, the flow abnormality alarm signal and the proportion abnormality alarm signal to the terminal equipment to complete monitoring alarm.
2. The feeding proportion monitoring and alarming device of the two-component glue injection machine according to claim 1, wherein the information monitoring module comprises a temperature sensor, a pressure sensor, an online flowmeter, a liquid level meter and a visual scale, wherein the temperature sensor is arranged on a material storage tank and a pipeline of the two-component glue injection machine, the pressure sensor is arranged at an outlet of a discharge pump and an outlet of a mixing pipe of the two-component glue injection machine, and the online flowmeter is arranged at an outlet of the mixing pipe.
3. The feeding proportion monitoring and alarming device of the two-component glue injection machine, as set forth in claim 2, is characterized in that the liquid level meter comprises an in-tank liquid level meter and an out-tank reference liquid level meter, wherein the in-tank liquid level meter is arranged in the material storage tank, the out-tank reference liquid level meter is arranged on a liquid level pipe outside the material storage tank, the in-tank liquid level meter and the out-tank reference liquid level meter are both capacitive liquid level meters, and the out-tank reference liquid level meter is matched with a visual scale.
4. A dual-component glue injector feed ratio monitoring alarm device as defined in claim 3, wherein the liquid level data collected by the external reference liquid level meter is manually checked with the data obtained by the matched visual scale, and if the deviation of the liquid level data and the data exceeds a preset range, the external reference liquid level meter is calibrated to ensure accurate data of the external reference liquid level meter.
5. A method for monitoring and alarming the feeding proportion of a two-component glue injection machine, which is based on the device for monitoring and alarming the feeding proportion of the two-component glue injection machine as set forth in any one of claims 1 to 4, and is characterized by comprising the following steps: inputting density parameters of the sizing material into a data acquisition and analysis module according to the properties of the sizing material, and setting the sizing material proportion and the flow of the mixed material according to the production process requirements; The method comprises the steps that an information monitoring module is used for collecting sizing material state data and device operation data, and the sizing material state data and the device operation data are transmitted to a data collecting and analyzing module; The data acquisition and analysis module compares the running data of the device according to a preset threshold value, generates a liquid level abnormality alarm signal and transmits the liquid level abnormality alarm signal to the data pushing module, calculates the actual output flow and the actual mixing proportion of materials through the data acquisition and analysis module, compares the actual mixing proportion with the sizing proportion, generates a proportion abnormality alarm signal if the deviation exceeds the threshold value, calculates the feedback flow, compares the actual output flow and the feedback flow, generates a flow abnormality alarm signal if the deviation exceeds the threshold value, and transmits the flow abnormality alarm signal to the data pushing module; the data pushing module transmits the liquid level abnormality alarm signal, the flow abnormality alarm signal and the proportion abnormality alarm signal to the terminal equipment to complete monitoring alarm.
6. The method for monitoring and alarming the feeding proportion of a two-component glue injection machine according to claim 5, wherein the glue state data comprise material temperatures in a material storage tank and a pipeline collected by a temperature sensor and mixed material flow at an outlet of a mixing pipe collected by an on-line flowmeter, and the device operation data comprise pressure at an outlet of a discharge pump and an outlet of the mixing pipe collected by a pressure sensor and material storage tank liquid level data collected by a liquid level meter.
7. The method for monitoring and alarming the feeding proportion of a two-component glue injection machine according to claim 5, wherein the formula for calculating the actual output flow of the material is as follows: Wherein, the method comprises the steps of, For the actual output flow rate of the materials, For the actual output volume of the material, Liquid level drop The corresponding time period is set to be shorter than the corresponding time period, Is the diameter of the material storage tank, Is the liquid level falling height.
8. The method for monitoring and alarming the feeding proportion of a two-component glue injection machine according to claim 5, wherein the formula for calculating the actual mixing proportion is as follows: Wherein, the method comprises the steps of, 、 The output quality of the material A and the material B respectively, 、 The actual output flow of the material A and the material B respectively, 、 The density of the material A and the material B respectively, For calculating the period.
9. The method for monitoring and alarming the feeding proportion of a two-component glue injection machine according to claim 5, wherein the formula for calculating the feedback flow is as follows: ; ; Wherein, the For the purpose of feedback of the flow rate, Is the single-rotation displacement of the gear pump, As a result of the single tooth Gu Rongji, For the number of teeth of the gear, For the rotational speed of the gear pump, Is the volumetric efficiency of the gear pump.
10. The method of claim 5, further comprising comparing the pressure at the outlet of the discharge pump and the outlet of the mixing pipe with a preset normal pressure according to the device operation data, generating a pressure abnormality alarm signal if the pressure exceeds the range, and transmitting the pressure abnormality alarm signal to the data pushing module.

Description

Feeding proportion monitoring and alarming device and method for two-component glue injection machine Technical Field The invention relates to the technical field of two-component glue injection machines, in particular to a feeding proportion monitoring and alarming device and method for a two-component glue injection machine. Background The double-component glue injection machine is used as special equipment for processing materials such as double-component epoxy resin, polyurethane and the like, and is widely applied to the fields of high performance requirements such as automobile manufacturing, electronic packaging and the like by virtue of the excellent strength, wear resistance and the like of the mixed materials. The accuracy of the proportion of the sizing material directly determines the performance of the cured product, which is a core technological parameter of equipment, so that the monitoring and optimization of the feeding proportion are important. The double-component glue injection machine is equipment specially designed for mixing and injecting two different-component glue or resin, two-component materials are mixed according to a preset proportion by a high-precision metering system, and the formed mixed glue can meet the performance requirements in different scenes. The feeding mixing proportion is a core technological parameter, the accuracy directly influences the stability, consistency and reliability of the glue outlet effect, and the glue characteristic (viscosity and reactivity) and the production environment (temperature and humidity) are required to be dynamically adjusted so as to realize high-accuracy glue injection operation. In the prior art, the flow calculated based on the gear pump parameters is a theoretical value, but in the actual operation process of the pump, the pump is influenced by the data precision of pump manufacturers, gear abrasion and the change of operation working conditions, the deviation between the display flow of a control system and the actual flow is large, and the situation that the display proportion is normal but the actual unbalance is easy to occur, so that the residual sizing material or the product performance is abnormal. Researchers also find that the proportion of the prior art in the glue injection process cannot be calculated manually in real time, and only the reasons can be traced after the product has problems, and the real-time monitoring and early intervention capability is lacking, and the prior art often relies on weight statistics equipment, but a weight measuring element is pressed for a long time and cannot be calibrated, so that the monitoring reliability is low, and meanwhile, the element replacement is difficult, so that the continuous and stable operation of the equipment is influenced. Although the existing part of devices have an alarm function, the existing part of devices lack fault analysis capability, and cannot be combined with multiple parameters to locate fault causes, so that the overhaul efficiency is low, and the production progress is affected. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a feeding proportion monitoring alarm device and method for a two-component glue injection machine. In order to achieve the above purpose, the present invention adopts the following technical scheme: In a first aspect, the invention provides a feeding proportion monitoring alarm device of a two-component glue injection machine, comprising: The information monitoring module is configured to collect sizing material state data and device operation data and transmit the sizing material state data and the device operation data to the data collection and analysis module; The data acquisition and analysis module is configured to compare the device operation data according to a preset threshold value, generate a liquid level abnormality alarm signal and transmit the liquid level abnormality alarm signal to the data pushing module, calculate the actual output flow and the actual mixing proportion of materials through the data acquisition and analysis module, compare the actual mixing proportion with the sizing proportion, generate a proportion abnormality alarm signal if the deviation exceeds the threshold value, calculate the feedback flow at the same time, compare the actual output flow with the feedback flow, generate a flow abnormality alarm signal if the deviation exceeds the threshold value, and transmit the flow abnormality alarm signal to the data pushing module; The data pushing module is configured to transmit the liquid level abnormality alarm signal, the flow abnormality alarm signal and the proportion abnormality alarm signal to the terminal equipment to complete monitoring alarm. The information monitoring module comprises a temperature sensor, a pressure sensor, an online flowmeter, a liquid level meter and a visual scale, wherein the temperature sensor is arranged on a material sto