CN219784565U - Glue dispensing equipment - Google Patents
Glue dispensing equipment Download PDFInfo
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- CN219784565U CN219784565U CN202321252001.6U CN202321252001U CN219784565U CN 219784565 U CN219784565 U CN 219784565U CN 202321252001 U CN202321252001 U CN 202321252001U CN 219784565 U CN219784565 U CN 219784565U
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- barrel
- glue
- valve
- material preparation
- liquid level
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- 239000003292 glue Substances 0.000 title claims abstract description 229
- 238000002360 preparation method Methods 0.000 claims abstract description 163
- 239000007788 liquid Substances 0.000 claims abstract description 132
- 239000000463 material Substances 0.000 claims abstract description 131
- 238000010438 heat treatment Methods 0.000 claims description 32
- 238000003756 stirring Methods 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 21
- 238000002156 mixing Methods 0.000 claims description 18
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 230000003068 static effect Effects 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 229920000049 Carbon (fiber) Polymers 0.000 abstract description 15
- 239000004917 carbon fiber Substances 0.000 abstract description 15
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000007781 pre-processing Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
- 238000004880 explosion Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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- Coating Apparatus (AREA)
Abstract
The utility model relates to the technical field of glue preparation, in particular to glue preparation equipment, which comprises a material preparation part, a working part, a glue preparation part, a control system, an electric explosion-proof box and a rack, wherein the material preparation part can be used for preprocessing glue solution, so that the glue solution entering the working part can be directly input into the glue preparation part to complete glue preparation operation, and the control system can control a transfer barrel and the material preparation part to respectively provide the glue solution for the material preparation part and the working part according to the liquid level information in the material preparation part and the working part so as to ensure that the outlet of the working part can continuously output the glue solution. Under the carbon fiber environment, the glue dispensing equipment can continuously output the prepared glue solution, so that the production efficiency and the production cost are greatly improved, and the service life of the electric element is prolonged.
Description
Technical Field
The utility model relates to the technical field of glue preparation, in particular to glue preparation equipment.
Background
The carbon fiber is high-strength high-modulus fiber with carbon content of more than 90%, and is an excellent material for manufacturing high-technology equipment such as aerospace and the like. The carbon fiber is mainly composed of carbon elements, has the characteristics of high temperature resistance, friction resistance, heat conduction, corrosion resistance and the like, and has high strength and modulus along the fiber axis direction because the graphite microcrystalline structure is preferentially oriented along the fiber axis. The carbon fiber is mainly used as a reinforcing material for compounding with resin, metal, ceramic, carbon and the like, and the specific strength and the specific modulus of the carbon fiber are highest in the existing engineering materials. The diameter of the carbon fiber is only 5 microns, which is equivalent to ten to twelve times of one hair, and the strength of the carbon fiber is more than 4 times of that of the aluminum alloy.
On the one hand, in the working environment of carbon fibers, carbon fibers often float in the air due to their light weight and small volume. Therefore, when the glue preparation operation is required to be carried out in the working environment of the carbon fiber, the problem that short circuit is easy to occur exists in the electrical element of the glue preparation equipment under the influence of the conductivity of the carbon fiber, and the service life and the production efficiency of the electrical element are greatly puzzled.
On the other hand, join in marriage gluey equipment in the course of the work, because the capacity of working barrel is limited, when the glue in the working barrel is not enough, need to shut down the glue device of joining in marriage and pour into glue again for the working barrel in, just can continue to join in marriage gluey work, can't satisfy the demand of joining in marriage gluey equipment continuous operation, greatly reduced production efficiency, human cost is higher.
Disclosure of Invention
The utility model aims to provide glue dispensing equipment for solving the problems that continuous operation cannot be realized and electrical short circuit is caused in a carbon fiber environment.
The embodiment of the utility model can be realized by the following technical scheme:
a glue dispensing apparatus for mixing at least two glue solutions, comprising:
the glue solution required by glue preparation is input into the material preparation part from the transfer barrel, and the material preparation part carries out pretreatment on the glue solution;
the working part is connected with the discharge port of the stock part, and the pretreated glue solution is input into the working part for caching from the stock part;
the glue dispensing part is connected with a discharge hole of the working part, the cached glue solution is input into the glue dispensing part from the working part, and the glue dispensing part mixes and spits different glue solutions according to a preset proportion;
the control system is used for controlling the transfer barrel and the material preparation part to provide glue solution for the material preparation part and the working part according to the liquid level information in the material preparation part and the working part so as to enable an outlet of the working part to continuously output the glue solution;
the electric explosion-proof box is provided with an electric hole through which an electric wire passes, and the control system is positioned in the electric explosion-proof box;
and the rack is detachably connected with the material preparation part, the working part, the glue distribution part and the electric explosion-proof box.
Further, the material preparation part comprises a vacuum pump, a plurality of material preparation barrels, a first stirring motor, a first heating part, a first liquid level upper limit sensor and a first liquid level lower limit sensor, wherein the first stirring motor, the first heating part and the first liquid level upper limit sensor are in one-to-one correspondence with the material preparation barrels;
the control system is electrically connected with the vacuum pump, the first stirring motor, the first heating part, the first liquid level upper limit sensor and the first liquid level lower limit sensor;
the control system receives the liquid level information of the material preparation barrel according to the first liquid level upper limit sensor and the first liquid level lower limit sensor so as to control the start and stop of the vacuum pump.
Further, each material preparation barrel is provided with an exhaust valve, a vacuum valve, a safety valve, a feed valve, an inflation inlet and a first observation window, the vacuum valve is connected with the vacuum pump, and the material preparation barrels absorb glue liquid from the transfer barrel through the feed valve in a vacuum suction mode; the feeding valve is connected with the discharging valve of the transfer barrel; the safety valve is automatically opened when the positive pressure in the barrel is too high; the air charging port is used for charging protective gas such as nitrogen to prevent crystallization of glue solution and moisture in air; the first observation window is used for observing the glue solution condition in the preparation barrel;
when the liquid level of the glue solution in the material preparation barrel reaches the upper limit of the liquid level, the control system controls the feed valve to be closed and the exhaust valve to be opened; when the glue liquid level in the material preparation barrel reaches the lower limit of the glue liquid level, the control system controls the vacuum valve to open and closes the exhaust valve, and when the material preparation barrel realizes vacuum defoaming and vacuum state, the vacuum valve is closed and the control system controls the feed valve to open.
Further, each material preparation barrel is provided with a pressurizing valve, a pressure regulating valve, a first pressure gauge and an automatic discharging valve, the automatic discharging valve is connected with a feeding valve of the working part, and the material preparation barrels supply glue for the working part in a low positive pressure mode;
the first pressure gauge comprises a mechanical pressure gauge, an electronic pressure gauge and a positive pressure gauge, wherein the mechanical pressure gauge is used for detecting the pressure in the stock bucket so that an operator can intuitively read the pressure; the electronic pressure gauge is used for detecting the negative pressure in the material preparation barrel and feeding back to the control system, and when the negative pressure in the material preparation barrel reaches a preset negative pressure value, the vacuum valve is closed; the positive pressure gauge is used for detecting the positive pressure in the material preparation barrel, and when the material preparation barrel is pressurized by the pressurizing valve, the pressure regulating valve is regulated to a proper positive pressure, so that the glue solution in the material preparation barrel enters the working part through the automatic discharging valve in a low positive pressure mode;
the automatic discharging valve and the pressurizing valve of the material preparation barrel are opened, and when the interior of the material preparation barrel is positive pressure, the glue solution in the material preparation barrel can enter the working part.
Preferably, the first liquid level upper limit sensor is positioned at a position corresponding to 2/3 of the capacity of the stock bucket;
the first liquid level lower limit sensor is positioned at a position corresponding to 1/10 of the capacity of the stock bucket.
Further, the working parts comprise working barrels which are in one-to-one correspondence with the material preparation barrels, and each working barrel is provided with a second stirring motor, a second heating part, a second liquid level upper limit sensor and a second liquid level lower limit sensor;
the control system is electrically connected with the second stirring motor, the second heating part, the second liquid level upper limit sensor and the second liquid level lower limit sensor;
the control system receives the liquid level information of the working barrel according to the second liquid level upper limit sensor and the second liquid level lower limit sensor so as to control the start and stop of the automatic discharging valve.
Preferably, the second liquid level upper limit sensor is positioned at a position corresponding to 2/3 of the capacity of the working barrel;
the second liquid level lower limit sensor is positioned at a position corresponding to 1/10 of the capacity of the working barrel.
Further, each working barrel is provided with a charging barrel exhaust valve, a vacuum ball valve, a second pressure gauge, a charging barrel liquid stop valve and a second observation window;
when the material preparation barrel is subjected to vacuum defoamation, an exhaust valve of the material preparation barrel is closed; otherwise, the discharge valve of the charging basket is opened;
when the material preparation barrel is vacuumized, the vacuum ball valve is opened; otherwise, the vacuum ball valve is closed;
the second pressure gauge is used for detecting the pressure in the working barrel;
the charging basket liquid stop valve is positioned between the working barrel and the glue dispensing part to control the on-off of glue liquid;
the second observation window is used for observing the glue solution condition in the working barrel.
Further, the glue dispensing part comprises a static mixing support block, a variable ratio device, a one-way valve, an OUT pipe, a driving cylinder and a metering pump, wherein the one-way valve, the OUT pipe, the driving cylinder and the metering pump are in one-to-one correspondence with the working barrel;
the liquid stopping valve of the charging bucket is connected with the metering pump, and the glue solution in the working bucket enters the metering pump through the liquid stopping valve of the charging bucket;
the driving cylinder is connected with the metering pump through the variable ratio device, glue solution in the metering pump enters the static mixing support block through the one-way valve and the OUT pipe under the action of the driving cylinder, and the static mixing support block realizes mixing and output of different glue solutions.
Further, the electric explosion-proof box comprises an outer shell box, an inner shell box and a control box, wherein the outer shell box and the control box are accommodated in the outer shell box;
all gaps and electric holes of the electric explosion-proof box are sealed.
Further, the interfaces of all the electrical components realize insulation treatment.
The glue dispensing equipment provided by the embodiment of the utility model has at least the following beneficial effects:
(1) The glue dispensing equipment in the utility model completes pretreatment of glue solution through the material preparation barrel, so that the glue solution entering the working barrel can be directly output and mixed, and the glue solution of the working barrel can be continuously and uninterruptedly output through the upper limit and the lower limit detection of the liquid level of the working barrel and the liquid level of the material preparation barrel, so that the glue dispensing equipment can uninterruptedly output the glue dispensing, and the production efficiency and the production quality are greatly improved;
(2) The electric explosion-proof box and the electric interface are insulated, and the electric explosion-proof box is of a safety protection two-layer board structure, so that the electric short circuit phenomenon under the carbon fiber environment can be prevented, the service lives of a control system and other electric elements can be greatly prolonged, the maintenance cost is reduced, and the production efficiency and the production quality are ensured.
Drawings
FIG. 1 is a first overall structure diagram of a glue dispensing apparatus according to the present utility model;
FIG. 2 is a diagram showing a second overall structure of the adhesive dispensing apparatus according to the present utility model
FIG. 3 is an overall construction diagram of a stock part in the present utility model;
FIG. 4 is an overall construction diagram of a working portion in the present utility model;
FIG. 5 is a diagram showing the overall structure of the glue dispensing part of the present utility model;
fig. 6 is an exploded view of the electrical explosion proof box of the present utility model.
Reference numerals: 1. the device comprises a material preparation part, 10, a vacuum pump, 11, a material preparation barrel, 12, a first stirring motor, 13, a first heating part, 14, a first liquid level upper limit sensor, 15, a first liquid level lower limit sensor, 16, a first observation window, 2, a working part, 21, a working barrel, 22, a second stirring motor, 23, a second heating part, 24, a second liquid level upper limit sensor, 25, a second liquid level lower limit sensor, 26, a second observation window, 3, a glue preparation part, 30, a variable ratio device, 31, a static mixing bracket, 32, a one-way valve, 34, an OUT pipe, 35, a driving cylinder, 36, a metering pump, 4, an electric explosion proof box, 411, a shell box body, 412, a shell box door, 421, a control box body, 422, a control box cover, 431, a built-in box body, 432, a built-in box back cover, 433, a built-in box front cover, 5 and a frame.
Detailed Description
The present utility model will be further described below based on preferred embodiments with reference to the accompanying drawings.
The terminology used in the description presented herein is for the purpose of describing embodiments of the utility model and is not intended to be limiting of the utility model. Unless specifically stated or limited otherwise, the terms "disposed," "connected," and "connected" should be construed broadly, as if they were fixedly connected, detachably connected, or integrally connected, for example; the two components can be connected mechanically, directly or indirectly through an intermediate medium, and can be communicated internally. The specific meaning of the above terms in the present utility model will be specifically understood by those skilled in the art.
In addition, in the description of the embodiments of the present utility model, various components on the drawings are enlarged or reduced for the convenience of understanding, but this is not intended to limit the scope of the present utility model.
Fig. 1 and 2 show the overall structure diagram of the glue dispensing device in the utility model, as shown in fig. 1 and 2, the glue dispensing device comprises a material preparation part 1, a working part 2, a glue dispensing part 3, an electric explosion-proof box 4 and a control system, wherein the electric explosion-proof box 4 is used for realizing the accommodation of the control system and the insulation of electric elements in the control system, and preventing the electric elements from being in contact with carbon fibers to cause the short circuit of the electric elements; the transfer barrel is connected with a feed inlet of the preparation part 1, glue solution required by glue preparation is input into the preparation part 1, and the preparation part 1 carries out pretreatment on the glue solution; the preparation part 1 is connected with a feed inlet of the working part 2, the pretreated glue solution is input into the working part 2, and the working part 2 caches the glue solution; the working part 2 is connected with a feed inlet of the glue preparation part 3, the cached different glue solutions are input into the glue preparation part 3, and the glue preparation part 3 mixes and spits the different glue solutions according to a preset proportion; the control system is used for controlling the transfer barrel and the material preparation part 1 to respectively provide glue solution for the material preparation part 1 and the working part 2 according to the liquid level information in the material preparation part 1 and the working part 2 so that the outlet of the working part 2 continuously outputs the glue solution.
Fig. 3 shows an overall structure diagram of the stock part 1 in the present utility model, specifically, as shown in fig. 2 and 3, the stock part 1 includes a plurality of stock tanks 11, and a first stirring motor 12, a first heating part 13, a first upper liquid level sensor 14 and a first lower liquid level sensor 15 are disposed on each stock tank 11, and a control system is electrically connected to the first stirring motor 12, the first heating part 13, the first upper liquid level sensor 14 and the first lower liquid level sensor 15. The first stirring motor 12 is used for stirring the glue solution in the preparation barrel 11, uniformly mixing the glue solution, solving the problem of layering of the glue solution, being beneficial to vacuum defoaming and preventing the glue solution from being solidified; the first heating part 13 is used for realizing heating and heat preservation of the material preparation barrel 11 and can further prevent glue solution from being solidified; the first liquid level upper limit sensor 14 is used for feeding back that the liquid level of the glue solution in the preparation barrel 11 reaches the liquid level upper limit in the barrel; the first liquid level lower limit sensor 15 is used for feeding back that the liquid level of the glue solution in the preparation barrel 11 reaches the liquid level lower limit in the barrel.
In some preferred embodiments of the present utility model, the control system is provided with a temperature controller electrically connected to the first heating portion 13 for setting the heating duration and temperature of the preparation drum 11.
Further, an operator can specifically set the heating duration and the heating temperature of the preparation barrel 11 through the temperature controller according to the attributes of different glue solutions.
Further, each material preparation barrel 11 is further provided with an exhaust valve, a pressurizing valve, a vacuum valve, a pressure regulating valve, a safety valve, a first pressure gauge, a feeding valve, an automatic discharging valve and an inflating port. The exhaust valve is used for discharging negative pressure in the barrel, the pressurizing valve can enable gas to be filled into the barrel so that positive pressure is generated in the barrel, the vacuum valve is a channel in the barrel for discharging the gas, the pressure regulating valve is used for regulating the pressure of the gas in the barrel, the safety valve is automatically opened when the positive pressure in the barrel is too high, the first pressure gauge is used for displaying the pressure in the barrel, the feeding valve of the preparation barrel 11 is connected with the discharging valve of the transfer barrel so as to serve as a channel for glue to enter the preparation barrel 11, the automatic discharging valve serves as a channel for the glue to enter the working part 2, and the charging port is used for charging protective gas such as nitrogen so as to prevent the glue from crystallizing with moisture in the air.
Further, when the liquid level of the glue solution in the material preparation barrel 11 reaches the upper limit of the liquid level, the control system controls the feed valve to be closed; when the glue liquid level in the material preparation barrel 11 reaches the lower limit of the liquid level, the control system controls the automatic discharging valve to be closed, opens the feeding valve and sucks the glue liquid from the transferring barrel.
As shown in fig. 2, the stock preparing part 1 further includes a vacuum pump 10, where the vacuum pump 10 can make the interior of the stock preparing barrel 11 reach a vacuum state, so that not only can the effect of vacuum defoaming be achieved on the glue solution in the stock preparing barrel 11, but also the stock preparing barrel 11 can suck the glue solution from the transfer barrel in a vacuum suction manner.
Further, the control system controls the start and stop of the vacuum pump 10 according to the liquid level information of the material bucket 11.
Specifically, the vacuum pump 10 is connected with the material preparation barrel 11 through a vacuum valve, and when vacuumizing is performed, the vacuum valve is opened, and the exhaust valve is closed, so that the vacuum defoaming treatment of the material preparation barrel 11 is realized. When the interior of the material preparation barrel 11 reaches a vacuum state, the vacuum valve is closed, then the control system controls the feed valve to be opened, and the material preparation barrel 11 sucks glue solution from the transfer barrel through the feed valve in a vacuum suction mode.
Further, when the glue solution in the material preparation barrel 11 reaches the upper limit of the liquid level, the control system controls the feed valve to be closed, and the exhaust valve is opened, so that the normal pressure in the material preparation barrel 11 is restored.
In some preferred embodiments of the present utility model, the plurality of preparation barrels 11 share one vacuum pump 10, which can greatly save production costs. Specifically, when the glue solution in any material bucket 11 reaches the lower limit of the liquid level, the control system controls the vacuum valve of the corresponding material bucket 11 to be opened, so that the vacuumizing operation of the corresponding material bucket 11 can be realized.
In some preferred embodiments of the present utility model, the vacuum valve comprises an automatic vacuum valve and a manual vacuum valve, the automatic vacuum valve can be automatically opened or closed under the control of the control system, and the manual vacuum valve can be manually opened or closed under the control of an operator, so that normal vacuumizing operation cannot be completed when the automatic vacuum valve fails.
In some preferred embodiments of the present utility model, the pressure-charging valve includes a manual pressure-charging valve and an automatic pressure-charging valve, the automatic pressure-charging valve can be automatically opened or closed under the control of the control system, and the manual pressure-charging valve can be manually opened or closed under the control of an operator, so that normal pressure-charging work cannot be completed when the automatic pressure-charging valve fails.
In some preferred embodiments of the present utility model, the vent valve includes a manual vent valve and an automatic vent valve, the automatic vent valve being automatically opened or closed under control of the control system, the manual vent valve being manually opened or closed under control of the operator to prevent failure of the automatic vent valve to perform normal venting operations.
In some preferred embodiments of the present utility model, the number of the first upper level limit sensor 14 and the number of the first lower level limit sensors 15 on each preparation tank 11 may be multiple, so as to meet the requirement that when one of the first upper level limit sensors 14 and/or the first lower level limit sensor 15 fails, accurate feedback of the glue level in the preparation tank 11 cannot be achieved.
Specifically, in the present utility model, the number of the first liquid level upper limit sensors 14 and the first liquid level lower limit sensors 15 on each preparation barrel 11 is two, and the two first liquid level upper limit sensors 14 or the two first liquid level lower limit sensors 15 may be adjacently disposed or may be disposed opposite to each other, and the positions are not specifically limited.
In some preferred embodiments of the present utility model, a first observation window 16 is further provided on each of the stock barrel 11 and the working barrel 21 for observing the glue solution condition in the barrels.
Further, in the present utility model, the number of the first observation windows 16 on each preparation barrel 11 is 2, and when a user illuminates one of the first observation windows 16 with a flashlight, the user can observe the glue state in the barrel from the other first observation window 16. It is conceivable that the user may also provide one or several first viewing windows 16 as desired.
Further, the first pressure gauge in the utility model comprises a mechanical pressure gauge, an electronic pressure gauge and a positive pressure gauge, wherein the mechanical pressure gauge is used for detecting the pressure in the standby barrel 11 so as to be intuitively readable by an operator; the electronic pressure gauge is used for detecting the negative pressure in the material preparation barrel 11 and feeding back to the control system, and when the negative pressure in the material preparation barrel 11 reaches a preset negative pressure value, the control system closes the automatic vacuum valve; the positive pressure gauge is used for detecting the positive pressure in the material preparation barrel 11, when the material preparation barrel 11 is pressurized through the pressurizing valve, the positive pressure gauge displays the pressure value in the barrel when the pressure regulating valve is regulated, and the glue solution in the material preparation barrel 11 can be pressed into the corresponding working barrel 21 in a low positive pressure mode only when the pressure value is regulated to a proper positive pressure.
Fig. 4 shows an overall structure diagram of the working part 2 in the present utility model, and as shown in fig. 2 and 4, the working part 2 includes working barrels 21 corresponding to the preparation barrels 11 one by one, a second stirring motor 22, a second heating part 23, a second upper liquid level sensor 24, and a second lower liquid level sensor 25 are provided on each working barrel 21, and the control system is electrically connected with the second stirring motor 22, the second heating part 23, the second upper liquid level sensor 24, and the second lower liquid level sensor 25. Wherein, the second stirring motor 22 is used for stirring the glue solution in the working barrel 21, uniformly mixing the glue solution, solving the problem of layering the glue solution and preventing the glue solution from solidifying; the second heating part 23 is used for heating and preserving heat of the working barrel 21, and can further prevent glue solution from solidifying; the second liquid level upper limit sensor 24 is used for feeding back that the liquid level of the glue solution in the working barrel 21 reaches the upper limit of the liquid level in the barrel; the second liquid level lower limit sensor 25 is used for feeding back that the glue level in the working tank 21 reaches the liquid level lower limit in the tank.
In some preferred embodiments of the present utility model, the control system is provided with a temperature controller electrically connected to the second heating part 23 for setting the heating time period and temperature of the working tub 21.
Further, an operator can specifically set the heating time and the heating temperature of the working barrel 21 through the temperature controller according to the attribute of different glue solutions.
Specifically, since the glue solution contained in the preparation barrel 11 is the same as that contained in the corresponding working barrel 21, the heating temperature of the preparation barrel 11 is the same as that of the corresponding working barrel 21.
Further, each working barrel 21 is also provided with a barrel exhaust valve, a vacuum ball valve, a second pressure gauge and a barrel liquid stop valve. Wherein, the discharge valve of the charging basket is used as the passage of air entering the working barrel 21, is used for unloading the negative pressure in the barrel, when the preparation barrel 11 is subjected to vacuum defoamation, the discharge valve of the charging basket is closed, after the defoamation is completed, the discharge valve of the charging basket is opened; the vacuum ball valve is used as a channel for discharging air out of the working barrel 21, when the material preparation barrel 11 is vacuumized, the vacuum ball valve is opened, when the material preparation barrel 11 reaches a vacuum state, the control system controls the vacuum pump 10 to be powered off, and before the vacuum pump 10 is powered off, the vacuum ball valve is required to be closed; the second pressure gauge is used for detecting the pressure in the working barrel 21; the liquid stop valve of the charging basket is a valve between the working barrel 21 and the glue dispensing part 3, and can control the on-off of the glue liquid between the working barrel 21 and the glue dispensing part 3.
Further, when the automatic discharging valve, the automatic pressurizing valve and the manual pressurizing valve of the material preparation barrel 11 are opened and the material preparation barrel 11 is at positive pressure, the glue solution in the material preparation barrel 11 can enter the working barrel 21. When the glue liquid level in the material preparation barrel 11 reaches the lower limit of the glue liquid level or the upper limit of the glue liquid level in the working barrel 21, the control system controls the automatic discharging valve to be closed.
In some preferred embodiments of the present utility model, the number of the second upper level limit sensors 24 and the second lower level limit sensors 25 on each working drum 21 may be set to be plural, so that accurate feedback of the glue level in the working drum 21 cannot be achieved when one of the second upper level limit sensors 24 and/or the second lower level limit sensors 25 fails.
Specifically, in the present utility model, the number of the second upper liquid level sensor 24 and the second lower liquid level sensor 25 on each working tank 21 is two, and the two second upper liquid level sensors 24 or the two second lower liquid level sensors 25 may be disposed adjacently or oppositely, and the positions are not specifically limited.
Specifically, the first liquid level upper limit sensor 14 and the second liquid level upper limit sensor 24 of the material preparation barrel 11 and the working barrel 21 are respectively positioned at the corresponding positions of 2/3 of the capacity, so that the valve on the barrel cover can be prevented from being damaged due to the too high liquid level of the glue in the barrel, and the vacuum pump 10 can be prevented from being damaged due to the too high liquid level of the glue in the barrel; the first liquid level lower limit sensor 15 and the second liquid level lower limit sensor 25 are respectively positioned at the corresponding positions of 1/10 of the capacity of the first liquid level lower limit sensor and the second liquid level lower limit sensor so as to prevent the quality of glue dispensing from being influenced due to the too low liquid level of glue in the barrel.
Further, in the present utility model, the number of the second observation windows 26 on each working barrel 21 is 2, and when a user illuminates one of the second observation windows 26 with a flashlight, the state of glue solution in the barrel can be observed from the other second observation window 26. It is conceivable that the user may also provide one or several second viewing windows 26 as desired.
In some preferred embodiments of the present utility model, the capacity of the preparation tank 11 is greater than the capacity of the working tank 21 to sufficiently supply the working tank 21 with sufficient glue to avoid too frequent extraction of the preparation tank 11 from the transfer tank.
Fig. 5 shows an overall structure diagram of the glue dispensing part 3 in the present utility model, specifically, as shown in fig. 2 and 5, the glue dispensing part 3 includes a static mixing support block 31, and a one-way valve 32, an OUT pipe 34, a driving cylinder 35, and a metering pump 36 which are in one-to-one correspondence with the working barrel 21, wherein,
the liquid stopping valve of the charging basket is connected with the metering pump 36, the glue solution in the working drum 21 sequentially passes through the liquid stopping valve of the charging basket and enters the metering pump 36, the glue solution in the metering pump 36 enters the static mixing support block 31 through the one-way valve 32 and the OUT pipe 34 under the action of the driving cylinder 35, and the static mixing support block 31 is used for realizing the mixing and output of different glue solutions.
In some preferred embodiments of the present utility model, the glue dispensing part 3 further includes a variable ratio device 30, the driving cylinder 35 realizes the variation of the internal strokes of the two glue solutions through the variable ratio device 30, specifically, the driving cylinder 35 is connected with the metering pump 36 through the variable ratio device 30, so as to further adjust the proportion of the corresponding glue solution, and the discharge amount of the glue solution is controlled by controlling the stroke of the driving cylinder 35. In some preferred embodiments of the present utility model, the OUT tube 34 is provided with a heating function to prevent the glue within the OUT tube from curing during shipping.
In some preferred embodiments of the present utility model, the number of glue dispensing portions 3 may be plural, so as to achieve that plural static mixing support blocks 31 output multiple glue dispensing at the same time.
Fig. 6 shows an exploded view of the electric explosion proof box 4 in the present utility model, and as shown in fig. 6, the electric explosion proof box 4 includes an outer case box, an inner case box and a control box, the inner case box is accommodated in the outer case box and a gap is provided between the inner case box and the outer case box, so that the electric explosion proof box 4 is a structure of a safety protection two-layer panel.
Specifically, the casing box comprises a casing box body 412 and a casing box door 411, wherein an electric hole through which a power supply line passes is formed in the casing box body 412, and further, in order to facilitate the opening of a user, the casing box body 412 and the casing box door 411 are movably connected through a bearing and other structures.
Specifically, the inner case includes an inner case body 431, an inner case back cover 432, and an inner case front cover 433, and the inner case body 431 is provided with an electrical hole through which a power supply line passes, and the inner case back cover 432 and the inner case front cover 433 are respectively connected to the inner case body 431 from two sides of the inner case body 431.
Specifically, the control box comprises a control box body 421 and a control box cover 422, wherein the control box is accommodated in the outer shell box and fixedly connected with the outer shell box door 411, and the control box cover 422 is connected with the control box body 421 from the rear side of the control box body 421.
Further, in order to prevent the short circuit of the electrical components inside the electrical explosion-proof box 4 caused by the glass fiber, all the gaps and the electrical holes of the assembled electrical explosion-proof box 4 are provided with sealing devices.
Specifically, all gaps, electric holes and other interfaces of the glue dispensing equipment of the electric explosion-proof box 4 are sealed and insulated through foaming, so that the occurrence of short circuit caused by carbon fiber entering is prevented.
Further, as shown in fig. 1 and 2, the number of the rotating barrels, the material preparation barrels and the working barrels in the present utility model is 2, and a user can set a corresponding number of the transferring barrels, the material preparation barrels 11 and the working barrels 21 according to the glue solution.
Specifically, the glue dispensing equipment further comprises a frame 5, and the frame 5 is detachably connected with the material preparation part 1, the working part 2, the glue dispensing part 3 and the electric explosion-proof box 4 to fix the material preparation part 1, the working part 2, the glue dispensing part 3 and the electric explosion-proof box 4.
The working steps of the glue preparation equipment are described by using two glue solutions, namely glue A and glue B:
s0: precharging: the A transferring barrel and the B transferring barrel respectively input the A glue and the B glue into the A material preparing barrel and the B material preparing barrel until the A glue and the B glue reach the upper limit of the liquid levels of the A material preparing barrel and the B material preparing barrel respectively, and the A transferring barrel and the B transferring barrel automatically stop the glue supply to the A material preparing barrel and the B material preparing barrel;
s1: pretreatment: the preparation barrel A and the preparation barrel B respectively carry out heating and heat preservation, homogenizing stirring and vacuum defoaming treatment on the glue A and the glue B in the barrels simultaneously and continuously, after the treatment is finished, the glue A and the glue B after the treatment are automatically and respectively input into the working barrel A and the working barrel B until the glue in the barrels reaches the upper limit of the liquid levels of the working barrels A and B, and the working barrels A and B respectively carry out heating and heat preservation and uniform stirring treatment on the glue A and the glue B in the barrels continuously;
s2: and (3) glue preparation: the material preparation barrel A and the material preparation barrel B stop supplying glue to the working barrel A and the working barrel B, and the working barrel A and the working barrel B output glue A and glue B to the glue preparation part A and the glue preparation part B, and the glue preparation part A and the glue preparation part B mix the glue A and the glue B according to a preset proportion and spit the glue;
s3: continuous glue supply of the material preparation barrel: when the glue A reaches the lower limit of the liquid level of the working barrel A, the glue A is input into the working barrel A by the material preparation barrel A until the glue A reaches the upper limit of the liquid level of the working barrel A, and the material preparation barrel A stops supplying the glue to the working barrel A;
when the glue B reaches the lower limit of the liquid level of the working barrel B, the glue B is input into the working barrel B by the material preparation barrel B until the glue B reaches the upper limit of the liquid level of the working barrel B, and the material preparation barrel B stops supplying the glue to the working barrel B;
in the process, the working barrels A and B still supply glue to the glue dispensing parts A and B according to the preset proportion;
s4: and (3) continuously feeding glue into a transfer barrel: when the glue A reaches the lower limit of the liquid level of the material preparation barrel A, the glue A is input into the material preparation barrel A by the material transfer barrel A until the glue A reaches the upper limit of the liquid level of the material preparation barrel A, and the material transfer barrel A stops supplying the glue to the material preparation barrel A;
when the glue B reaches the lower limit of the liquid level of the material preparation barrel B, the glue B is input into the material preparation barrel B by the transferring barrel B until the glue B reaches the upper limit of the liquid level of the material preparation barrel B, and the glue B is stopped from being supplied to the material preparation barrel B by the transferring barrel B;
in the process, the working barrels A and B still supply glue to the glue dispensing parts A and B according to the preset proportion; and returning to the execution S1.
While the foregoing is directed to embodiments of the present utility model, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (11)
1. Glue dispensing equipment for mixing at least two glue solutions, comprising:
the glue solution required by glue preparation is input into the material preparation part (1) from the transfer barrel, and the material preparation part (1) pretreats the glue solution;
the working part (2) is connected with the discharge port of the material preparation part (1), and the pretreated glue solution is input into the working part (2) from the material preparation part (1) for caching;
the glue dispensing part (3) is connected with a discharge hole of the working part (2), the cached glue solution is input into the glue dispensing part (3) from the working part (2), and the glue dispensing part (3) mixes and discharges different glue solutions according to a preset proportion;
the control system is used for controlling the transfer barrel and the material preparation part (1) to provide glue solution for the material preparation part (1) and the working part (2) according to the liquid level information in the material preparation part (1) and the working part (2) so as to enable an outlet of the working part (2) to continuously output the glue solution;
the electric explosion-proof box (4) is provided with an electric hole through which an electric wire passes, and the control system is positioned in the electric explosion-proof box (4);
and the rack (5) is detachably connected with the material preparation part (1), the working part (2), the glue distribution part (3) and the electric explosion-proof box (4).
2. A glue dispensing apparatus as defined in claim 1, wherein:
the material preparation part (1) comprises a vacuum pump (10), a plurality of material preparation barrels (11), a first stirring motor (12), a first heating part (13), a first liquid level upper limit sensor (14) and a first liquid level lower limit sensor (15), wherein the first stirring motor (12), the first heating part (13), the first liquid level upper limit sensor (14) and the first liquid level lower limit sensor (15) are in one-to-one correspondence with the material preparation barrels (11);
the control system is electrically connected with the vacuum pump (10), the first stirring motor (12), the first heating part (13), the first liquid level upper limit sensor (14) and the first liquid level lower limit sensor (15);
the control system receives liquid level information of the material preparation barrel (11) according to the first liquid level upper limit sensor (14) and the first liquid level lower limit sensor (15) so as to control the start and stop of the vacuum pump (10).
3. A glue dispensing apparatus as claimed in claim 2, wherein:
each material preparation barrel (11) is provided with an exhaust valve, a vacuum valve, a safety valve, a feed valve, an inflation inlet and a first observation window, the vacuum valve is connected with the vacuum pump (10), and the material preparation barrels (11) absorb glue liquid from the transfer barrels through the feed valve in a vacuum suction mode; the feeding valve is connected with the discharging valve of the transfer barrel; the safety valve is automatically opened when the positive pressure in the barrel is too high; the inflation inlet is used for filling nitrogen to prevent the glue solution and the moisture in the air from crystallizing; the first observation window is used for observing the glue solution condition in the material preparation barrel (11);
when the glue liquid level in the material preparation barrel (11) reaches the upper limit of the glue liquid level, the control system controls the feed valve to be closed and the exhaust valve to be opened; when the glue liquid level in the material preparation barrel (11) reaches the lower limit of the glue liquid level, the control system controls the vacuum valve to open and closes the exhaust valve, and when the material preparation barrel (11) realizes vacuum defoaming and vacuum state, the vacuum valve is closed and the control system controls the feed valve to open.
4. A glue dispensing apparatus as claimed in claim 3, wherein:
each material preparation barrel (11) is provided with a pressurizing valve, a pressure regulating valve, a first pressure gauge and an automatic discharging valve, the automatic discharging valve is connected with a feeding valve of the working part (2), and the material preparation barrels (11) supply glue for the working part (2) in a low positive pressure mode;
the first pressure gauge comprises a mechanical pressure gauge, an electronic pressure gauge and a positive pressure gauge, and the mechanical pressure gauge is used for detecting the pressure in the stock barrel (11) so as to be intuitively readable by an operator; the electronic pressure gauge is used for detecting the negative pressure in the material preparation barrel (11) and feeding back the negative pressure to the control system, and when the negative pressure in the material preparation barrel (11) reaches a preset negative pressure value, the vacuum valve is closed; the positive pressure gauge is used for detecting the positive pressure in the material preparation barrel (11), and when the material preparation barrel (11) is pressurized by the pressurizing valve, the pressure regulating valve is regulated to a proper positive pressure, so that glue liquid in the material preparation barrel (11) enters the working part (2) through the automatic discharging valve in a low positive pressure mode;
when the automatic discharging valve and the pressurizing valve of the material preparation barrel (11) are opened and positive pressure is applied in the material preparation barrel (11), glue solution in the material preparation barrel (11) can enter the working part (2).
5. A glue dispensing apparatus as claimed in claim 3, wherein:
the first liquid level upper limit sensor (14) is positioned at a position corresponding to 2/3 of the capacity of the material preparation barrel (11);
the first liquid level lower limit sensor (15) is positioned at a position corresponding to 1/10 of the capacity of the material preparation barrel (11).
6. A glue dispensing apparatus as defined in claim 4, wherein:
the working parts (2) comprise working barrels (21) which are in one-to-one correspondence with the material preparation barrels (11), and each working barrel (21) is provided with a second stirring motor (22), a second heating part (23), a second liquid level upper limit sensor (24) and a second liquid level lower limit sensor (25);
the control system is electrically connected with the second stirring motor (22), the second heating part (23), the second liquid level upper limit sensor (24) and the second liquid level lower limit sensor (25);
the control system receives the liquid level information of the working barrel (21) according to the second liquid level upper limit sensor (24) and the second liquid level lower limit sensor (25) so as to control the start and stop of the automatic discharging valve.
7. The glue dispensing apparatus of claim 6, wherein:
the second liquid level upper limit sensor (24) is positioned at a position corresponding to 2/3 of the capacity of the working barrel (21);
the second liquid level lower limit sensor (25) is positioned at a position corresponding to 1/10 of the capacity of the working barrel (21).
8. The glue dispensing apparatus of claim 6, wherein:
each working barrel (21) is provided with a charging barrel exhaust valve, a vacuum ball valve, a second pressure gauge, a charging barrel liquid stop valve and a second observation window;
when the material preparation barrel (11) is subjected to vacuum defoamation, an exhaust valve of the material barrel is closed; otherwise, the discharge valve of the charging basket is opened;
when the material preparation barrel (11) is vacuumized, the vacuum ball valve is opened; otherwise, the vacuum ball valve is closed;
the second pressure gauge is used for detecting the pressure in the working barrel (21);
the charging basket liquid stop valve is positioned between the working barrel (21) and the glue dispensing part (3) so as to control the on-off of glue liquid;
the second observation window is used for observing the glue solution condition in the working barrel (21).
9. A glue dispensing apparatus as defined in claim 8, wherein:
the glue dispensing part (3) comprises a static mixing support block (31), a variable ratio device (30), a one-way valve (32), an OUT pipe (34), a driving cylinder (35) and a metering pump (36), wherein the one-way valve (32), the OUT pipe (34), the driving cylinder (35) and the metering pump (36) are in one-to-one correspondence with the working barrel (21);
the charging basket liquid stop valve is connected with the metering pump (36), and the glue solution in the working barrel (21) enters the metering pump (36) through the charging basket liquid stop valve;
the driving cylinder (35) is connected with the metering pump (36) through the variable ratio device (30), glue solution in the metering pump (36) enters the static mixing support block (31) through the one-way valve (32) and the OUT pipe (34) under the action of the driving cylinder (35), and the static mixing support block (31) realizes mixing and output of different glue solutions.
10. A glue dispensing apparatus as defined in claim 1, wherein:
the electric explosion-proof box (4) comprises an outer shell box, an inner shell box and a control box, wherein the outer shell box and the control box are accommodated in the outer shell box;
all gaps and electric holes of the electric explosion-proof box (4) are sealed.
11. Glue dispensing apparatus according to any one of claims 1-10, characterized in that:
the interfaces of all the electrical components realize insulation treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321252001.6U CN219784565U (en) | 2023-05-19 | 2023-05-19 | Glue dispensing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321252001.6U CN219784565U (en) | 2023-05-19 | 2023-05-19 | Glue dispensing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN219784565U true CN219784565U (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321252001.6U Active CN219784565U (en) | 2023-05-19 | 2023-05-19 | Glue dispensing equipment |
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| CN (1) | CN219784565U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116532023A (en) * | 2023-05-19 | 2023-08-04 | 威海市龙升精密机械股份有限公司 | A kind of glue dispensing equipment |
| CN119215724A (en) * | 2024-10-28 | 2024-12-31 | 广州海胜机械设备有限公司 | Hemodialysis filter packaging metering and mixing equipment |
-
2023
- 2023-05-19 CN CN202321252001.6U patent/CN219784565U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116532023A (en) * | 2023-05-19 | 2023-08-04 | 威海市龙升精密机械股份有限公司 | A kind of glue dispensing equipment |
| CN119215724A (en) * | 2024-10-28 | 2024-12-31 | 广州海胜机械设备有限公司 | Hemodialysis filter packaging metering and mixing equipment |
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