CN114226090A - Glue coating device, application method of coating device and glue coating method - Google Patents
Glue coating device, application method of coating device and glue coating method Download PDFInfo
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- CN114226090A CN114226090A CN202111537353.1A CN202111537353A CN114226090A CN 114226090 A CN114226090 A CN 114226090A CN 202111537353 A CN202111537353 A CN 202111537353A CN 114226090 A CN114226090 A CN 114226090A
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- hole
- plastic
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- 239000003292 glue Substances 0.000 title claims abstract description 189
- 238000000576 coating method Methods 0.000 title claims abstract description 36
- 239000011248 coating agent Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims description 19
- 239000004033 plastic Substances 0.000 claims abstract description 76
- 229920003023 plastic Polymers 0.000 claims abstract description 76
- 238000003860 storage Methods 0.000 claims abstract description 15
- 238000005507 spraying Methods 0.000 claims description 23
- 229910052755 nonmetal Inorganic materials 0.000 claims description 11
- 239000007769 metal material Substances 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000000084 colloidal system Substances 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000011068 loading method Methods 0.000 claims description 3
- 239000003595 mist Substances 0.000 claims description 3
- 239000002210 silicon-based material Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 13
- 238000013008 moisture curing Methods 0.000 abstract description 6
- 230000001427 coherent effect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 11
- 239000000243 solution Substances 0.000 description 7
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000007639 printing Methods 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/08—Plant for applying liquids or other fluent materials to objects
Landscapes
- Coating Apparatus (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Nozzles (AREA)
Abstract
The invention relates to a glue coating device, which comprises a receiving shell, wherein the receiving shell is of a hollow structure, a normal air inlet and a control air inlet which are communicated with the receiving shell are arranged on the receiving shell, and the normal air inlet is arranged above the control air inlet; the top end of the ejector rod is provided with a piston, and the piston is positioned between the normal air inlet and the control air inlet; the bottom of the interior of the storage shell is provided with a rubber piece, and the rubber piece is adjacent to the plastic diaphragm. Therefore, the technical scheme makes a great precious contribution to the development and progress of the field through a coherent and compact structure, and fills the blank of how to spray and spray the moisture curing glue and the anaerobic glue in the field by utilizing the unique creativity of the technical scheme.
Description
Technical Field
The invention relates to the technical field of glue coating, in particular to a glue coating device, a use method of the glue coating device and a glue coating method.
Background
With the continuous development of the times, the glue coating technology has deepened into various fields of the current society, and the glue coating technology has gradually become one of the key directions concerned by the contemporary society.
It should be noted that the prior art in the dispensing industry is not capable of spraying or misting (or non-contact coating) moisture-curing glues and anaerobic glues.
At present, two types of injection valves in the field are mainly provided, namely a piezoelectric injection valve and a pneumatic injection valve, the two technologies realize glue extrusion injection by utilizing reciprocating vibration of a firing pin in a glue cavity, and anaerobic glue can generate chemical reaction with metal structures such as a firing pin nozzle and the like in the process to cause glue solidification; moisture-curing glues are not in contact with air and are therefore not suitable for glue application by spraying, since air contact may be required in the cavity;
on the other hand, the principle of the spray valve is that the glue is atomized and sprayed in a mode of mixing gas and fluid at a high speed, and the glue can contact with air to cause the curing of the glue dispensing cavity in the mode, so that the moisture curing glue and the anaerobic glue are not suitable for the spraying and spraying processes in the existing glue dispensing technology.
It can be seen that it is highly desirable in the art to devise an entirely new glue application apparatus that addresses the above-mentioned problems.
Disclosure of Invention
In view of the above, the present invention provides a glue coating device, a method for using the same, and a glue coating method, so as to solve the problem that the prior art lacks a device capable of spraying and spraying moisture-curable glue and anaerobic glue.
The invention is realized by the following three technical schemes:
one of the present invention:
the glue coating device comprises a receiving shell, wherein the receiving shell is of a hollow structure, a normal air inlet and a control air inlet which are communicated with the interior of the receiving shell are arranged on the receiving shell, and the normal air inlet is arranged above the control air inlet;
the inner part of the containing shell is also provided with a top rod and a plastic diaphragm which is integrated with the top rod, the plastic diaphragm is arranged below the top rod, the top end of the top rod is provided with a piston, and the piston is positioned between the normal air inlet and the control air inlet;
the bottom of the interior of the storage shell is provided with a glue outlet piece matched with the plastic diaphragm, and one side of the storage shell is provided with a conductive mechanism used for electrifying the glue outlet piece.
Further, electrically conductive mechanism is including setting up the installation shell that is used for loading the circuit board in storage shell one side, be provided with the socket hole on the installation shell, storage shell inside is provided with and is used for going out the connecting piece of gluing piece and circuit board electrical property transmission connection.
Furthermore, the coating device also comprises an adjusting piece which is arranged at the top of the containing shell and used for adjusting the lifting of the ejector rod;
the adjusting piece comprises a threaded rod and a limiting block arranged on the threaded rod, a threaded hole communicated with the inside of the accommodating shell is formed in the top of the accommodating shell, and the threaded hole is matched with the threaded rod;
the bottom of threaded rod extends to the inside of accomodating the shell, and its extension end is provided with the baffle, the internal diameter of screw hole is less than the diameter of baffle cross section.
The plastic plug is positioned below the plastic diaphragm, the plastic gasket is arranged below the plastic plug and used for supporting the plastic plug, flow holes are formed in the thickness directions of the plastic gasket and the plastic plug in a penetrating mode, the two flow holes are communicated, a conductive glue outlet nozzle made of silicon materials is arranged at the bottom of the plastic gasket, a through hole is formed in the thickness direction of the conductive glue outlet nozzle in a penetrating mode and communicated with the flow holes, a glue outlet communicated with the through hole is formed in the bottom of the containing shell, and the conductive glue outlet nozzle is electrically connected with the circuit board through a connecting piece;
the glue outlet piece also comprises a glue inlet which is arranged on the containing shell and communicated with the interior of the containing shell, and the glue inlet is positioned below the control air inlet;
the inner rings of the flowing hole and the glue inlet are paved by adopting non-metal materials.
Furthermore, go out the piece of gluing including setting up in accomodating the shell bottom to rather than the communicating gluey pole of play of inside.
Further, be provided with the horn mouth of the shape of the inverted cone on the electrically conductive jiao zui, the horn mouth communicates with each other with the through-hole, the bottom of electrically conductive jiao zui is provided with outer cone, and the thickness direction of outer cone is provided with the communicating opening with the through-hole.
Further, the bottom circumference of horn mouth is provided with the step.
Further, be provided with the horn mouth of the shape of the inverted cone on the electrically conductive play jiao zui, the bottom and the through-hole of horn mouth communicate with each other, the bottom circumference of horn mouth is provided with the step.
The second invention is:
the using method of the glue coating device comprises the following specific steps of 1) preparing:
I. placing the circuit board in the mounting shell and connecting the circuit board with an external power supply through the socket hole;
2) spraying glue:
I. the air flow control module is used for carrying out air flow transmission control on the normal air inlet and the control air inlet, so that the plastic diaphragm blocks or dredges the flow hole of the plastic plug;
injecting colloid through the colloid inlet;
and III, the connecting piece receives the voltage at the circuit board and transmits the voltage to the conductive glue outlet so that the glue is in an electrofluid jet.
The third invention:
the coating method of the glue comprises the following steps:
1) controlling the glue flow by adopting a plastic diaphragm valve in the glue coating device;
2) a conductive glue outlet is arranged at the glue outlet of the glue coating device and connected with a circuit;
3) before the glue flows to the conductive glue outlet, the flowing channel is made of non-metal materials, and further the place to be coated is connected with a ground wire;
4) and controlling glue discharging by the plastic diaphragm valve, and spraying the glue from the conductive glue outlet to form electrofluid spraying or mist spraying of the glue.
The invention has the beneficial effects that:
the glue coating device and the use method thereof are characterized in that the accommodating shell, the normal air inlet, the control air inlet, the ejector rod, the plastic diaphragm, the piston, the glue outlet piece, the mounting shell, the socket hole and the connecting piece are matched for use, when the device is used, the circuit board is firstly placed on the inner side of the mounting shell, and is electrically connected with an external power supply through the socket hole, the plastic diaphragm and the ejector rod are controlled through the normal air inlet and the control air inlet, at the moment, after the glue is injected, the glue flowing into the glue outlet part can be conducted through the connecting part, the surface to be coated is connected with the grounding wire, so that an electric field is formed, the electrified glue is sprayed and misted by utilizing the principle of electric fluid, according to the technical scheme, the plastic diaphragm and the electrofluid spray printing technology are combined, so that the functions of spraying and atomizing the moisture curing glue and the anaerobic glue are realized.
Therefore, the technical scheme makes a great precious contribution to the development and progress of the field through a coherent and compact structure, and fills the blank of how to spray and spray the moisture curing glue and the anaerobic glue in the field by utilizing the unique creativity of the technical scheme.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention II;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a first embodiment of the conductive nozzle of the present invention;
FIG. 5 is a second embodiment of the conductive dispensing nozzle of the present invention;
FIG. 6 is a third embodiment of the conductive dispensing nozzle of the present invention;
FIG. 7 is a fourth embodiment of the conductive dispensing nozzle of the present invention;
FIG. 8 is a schematic view of a partial structure of a glue dispensing rod according to the present invention;
FIG. 9 is a flow chart of glue application according to a third embodiment of the present invention.
In the figure: 1. a housing case; 2. a normal air inlet; 3. controlling an air inlet; 4. a top rod; 5. a plastic diaphragm; 6. a piston; 7. mounting a shell; 8. a socket hole; 9. a connecting member; 10. discharging the rubber part; 1001. a plastic plug; 1002. a plastic gasket; 1003. a conductive glue outlet; 1004. a glue inlet; 11. a glue outlet; 12. an adjustment member; 1201. a threaded rod; 1202. a limiting block; 13. a rotating part; 14. a partition plate; 15. a through hole; 16. a bell mouth; 17. an outer cone; 18. a port; 19. a step; 20. and (5) discharging the glue rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the above description of the present invention, it should be noted that the terms "one side", "the other side" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to which the present invention is directed must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Further, the term "identical" and the like do not mean that the components are absolutely required to be identical, but may have slight differences. The term "perpendicular" merely means that the positional relationship between the components is more perpendicular than "parallel", and does not mean that the structure must be perfectly perpendicular, but may be slightly inclined.
One of the present invention:
referring to fig. 1-7, the present invention provides a technical solution: a glue coating device comprises a receiving shell 1, wherein the receiving shell 1 is of a hollow structure, a normal air inlet 2 and a control air inlet 3 are arranged on the receiving shell 1 and communicated with the interior of the receiving shell, and the normal air inlet 2 is arranged above the control air inlet 3;
the interior of the containing shell 1 is also provided with a mandril 4 and a plastic diaphragm 5 which is integrated with the mandril 4, the plastic diaphragm 5 is arranged below the mandril 4, the top end of the mandril 4 is provided with a piston 6, and the piston 6 is positioned between the normal air inlet 2 and the control air inlet 3;
the bottom end in the containing shell 1 is provided with a glue outlet piece 10 matched with the plastic diaphragm 5, one side of the containing shell is provided with a conductive mechanism for electrifying the glue outlet piece, the conductive mechanism comprises a mounting shell 7 arranged on one side of the containing shell 1 and used for loading a circuit board, a socket hole 8 is arranged on the mounting shell 7, and a connecting piece 9 for electrically transmitting and connecting the glue outlet piece 10 and the circuit board is arranged in the containing shell 1;
the glue outlet part 10 comprises a plastic gasket 1002 and a plastic plug 1001 which are arranged at the bottom end inside the containing shell 1, the plastic plug 1001 is positioned below the plastic diaphragm 5, the plastic gasket 1002 is arranged below the plastic plug 1001 and is used for supporting the plastic plug 1001, flow holes are formed in the thickness directions of the plastic gasket 1002 and the plastic plug 1001 in a penetrating mode and are communicated with each other, a conductive glue outlet 1003 made of silicon material is arranged at the bottom of the plastic gasket 1002, a through hole 15 is formed in the thickness direction of the conductive glue outlet 1003 in a penetrating mode, the through hole 15 is communicated with the flow holes, a glue outlet 11 communicated with the through hole 15 is arranged at the bottom of the containing shell 1, the conductive glue outlet 1003 is electrically connected with a circuit board through a connecting piece 9, and the conductive glue outlet structure of the embodiment is the most convenient and fast to process;
the glue outlet part 10 also comprises a glue inlet 1004 which is arranged on the containing shell 1 and is communicated with the interior of the containing shell, the glue inlet 1004 is positioned below the control air inlet 3, and the inner rings of the flow hole and the glue inlet are paved by adopting non-metal materials;
when the device is used, the circuit board is firstly installed in the installation shell and is electrically connected with an external power supply through the socket hole to supply power to the device;
when the device is in an idle state, the air flow control module at the normal air inlet is in an air transmission state to the normal air inlet, the air flow control module for controlling the air inlet does not work, the control air inlet does not transmit air, air pressure exists at the normal air inlet, the piston bears the pressure of the air pressure, the ejector rod and the plastic diaphragm are driven to move downwards, the air flow hole in the plastic plug is plugged, and glue is prevented from flowing out;
when the device is in a working state, the air pressure is stopped from being conveyed at the normal air inlet, the airflow control module corresponding to the air inlet to start air conveyance is in an airflow output state for controlling the air inlet, the piston drives the ejector rod and the plastic diaphragm to move upwards at the moment, the airflow hole in the plastic plug is not blocked, and the colloid is injected into the glue inlet and flows to the plastic plug. It should be noted that the airflow control module is an airflow control assembly composed of a controller, an electromagnetic valve and a small-sized air pump, which is commonly used in the field, and is the prior art in the field, and a person skilled in the art can implement and operate the airflow control assembly without creative labor and thinking, so that the description of the application is not repeated;
when glue flows to electrically conductive play jiao zui, electrically conduct through the connecting piece to electrically conductive play jiao zui for carry out the circular telegram to glue, and will wait to coat the point and connect the ground wire, form the electric field from this, glue after the circular telegram uses the electron as the carrier, is drawn the form and is drawn by the attraction of coating the point, realizes spraying and spraying.
The technology combines the advantages of a diaphragm valve and an electrofluid jet printing technology, the electrofluid jet printing technology can coat glue lines with the width of more than 30 microns, and the traditional glue dispensing technology generally has the limit glue dispensing width of 150 microns;
the dispensing height of the traditional contact coating is generally only within 3 times of the thickness of the glue, the dispensing height is sensitive to the dispensing effect and has high requirements on interface flatness and consistency, but the technology is not sensitive to the dispensing height, and contact and non-contact dispensing can be realized simultaneously;
compare traditional injection valve, this technique does not have scattered point, and noiselessness in the course of the work, utilizes this technical characterstic of plastics diaphragm, has solved moisture solidified glue and can't carry out the problem that glue sprays and spray with anaerobic type glue, is the spray form when going out the jiao kou and being close to when waiting to coat the face, is the spray form when going out the jiao kou and keeping away from when waiting to coat the face.
In this embodiment: referring to fig. 1 to 3, the coating apparatus further includes an adjusting member 12 disposed at the top of the receiving case 1 and used for adjusting the lift of the rod 4.
The adjusting piece 12 comprises a threaded rod 1201 and a limiting block 1202 arranged on the threaded rod 1201, a threaded hole communicated with the inside of the accommodating shell 1 is formed in the top of the accommodating shell, and the threaded hole is matched with the threaded rod 1201;
the bottom of the threaded rod 1201 extends to the inside of the receiving case 1, and the extending end thereof is provided with a partition plate 14, and the inner diameter of the threaded hole is smaller than the diameter of the cross section of the partition plate 14.
The top end of the threaded rod 1201 is provided with a rotating part 13, and it should be noted here that when the air inlet is controlled to inject air, so that glue begins to coat, the threaded rod can be rotated to extend up and down, and when the height of the threaded rod is lower, the threaded rod can be contacted with the ejector rod, so as to control the distance between the plastic diaphragm and the plastic plug, when the height of the threaded rod is raised, the ejector rod is relatively raised, and when a larger height difference exists between the plastic diaphragm and the plastic plug, the glue yield is increased, and if the height of the threaded rod is lowered, otherwise, the glue yield is reduced;
it should be noted here that, when the threaded rod is not abutted to the ejector rod, the ejector rod reaches the maximum height value under the condition of controlling the air pressure injection of the air inlet, and the glue outlet amount is the maximum at this time, so that the technical scheme of the application can selectively utilize the adjusting part to control the glue outlet amount as required, and the limiting block is arranged at the position, so as to avoid the problem that the lifting degree of the threaded rod is too large, the limiting block can be contacted with the accommodating shell, and the threaded rod is prevented from continuously moving downwards to cause the mutual blocking of the plastic diaphragm and the plastic plug;
the free partition is arranged here, and the purpose is to prevent the threaded rod from extending out of the interior of the storage shell in the ascending process.
In this embodiment: the glue outlet part comprises a glue outlet rod 20 which is arranged at the bottom of the storage shell and communicated with the interior of the storage shell, and glue can be dispensed through the glue outlet rod, as shown in fig. 8.
In this embodiment: as shown in fig. 5: the conductive glue nozzle 1003 is provided with a flared bell 16 in an inverted cone shape, the flared bell 16 is communicated with the through hole 15, the bottom of the conductive glue nozzle 1003 is provided with an outer cone 17, and a through hole 18 communicated with the through hole 15 is formed in the thickness direction of the outer cone 17.
In this embodiment: as shown in fig. 6: compared with the above embodiments, the present embodiment has the step 19 on the bell mouth, which is substantially required by the process, in short, in the process, the bell mouth is etched by wet method, a step larger than the through hole is left at the bottom of the bell mouth, and then the step is etched by dry method, so that the processing is more standard.
In this embodiment: as shown in fig. 7: the conductive glue outlet nozzle 1003 is provided with the inverted cone-shaped bell mouth 16, the bottom of the bell mouth 16 is communicated with the through hole 15, and the step 19 is circumferentially arranged at the bottom end of the bell mouth 16.
The second invention is:
the application method of the glue coating device comprises the following specific steps of 1, preparation work:
I. placing the circuit board in the mounting shell 7 and connecting the circuit board with an external power supply through the socket hole 8;
2. glue spraying work:
I. the air flow control module is used for carrying out air flow transmission control on the normal air inlet 2 and the control air inlet 3, so that the plastic diaphragm 5 plugs or dredges the flow hole of the plastic plug 1001;
injecting glue through glue inlet 1004;
III, the connecting piece 9 receives voltage at the circuit board and transmits the voltage to the conductive glue outlet 1003, so that the glue is in an electrofluid jet mode;
as for the actual selection of the specification of the conductive glue nozzle, reference may be made to the above-mentioned embodiments.
In this embodiment: in the step 2, the colloid spraying flow can be controlled through the adjusting piece 12 as required, the adjusting piece 12 comprises a threaded rod 1201 and a limiting block 1202 arranged on the threaded rod 1201, the top of the containing shell 1 is provided with a threaded hole communicated with the inside of the containing shell, and the threaded hole is matched with the threaded rod 1201;
the bottom of the threaded rod 1201 extends to the inside of the receiving case 1, and the extending end thereof is provided with a partition plate 14, and the inner diameter of the threaded hole is smaller than the diameter of the cross section of the partition plate 14.
The top end of the threaded rod 1201 is provided with a rotating part 13, and it should be noted here that when the air inlet is controlled to inject air, so that glue begins to coat, the threaded rod can be rotated to extend up and down, when the height of the threaded rod is lower, the threaded rod can be contacted with the ejector rod, thereby controlling the distance between the plastic diaphragm and the plastic plug, when the height of the threaded rod is raised, the ejector rod is relatively raised, a larger height difference exists between the plastic diaphragm and the plastic plug, the glue yield is increased, and if the height of the threaded rod is lowered, otherwise, the glue yield is reduced.
The third invention:
referring to fig. 9, a glue application method: 1) Controlling the glue flow by adopting a plastic diaphragm valve in the glue coating device;
2) a conductive glue outlet is arranged at the glue outlet of the glue coating device and connected with a circuit;
3) before the glue flows to the conductive glue outlet, the flowing channel is made of non-metal materials, and further the place to be coated is connected with a ground wire, and the conductive glue outlet can be made of non-metal materials;
4) and controlling glue discharging by the plastic diaphragm valve, and spraying the glue from the conductive glue outlet to form electrofluid spraying or mist spraying of the glue.
It should be noted here that the technical solution of the present application is not limited to the above mentioned glue coating apparatus, and here, only the plastic diaphragm valve in step 1 is used to control the use of glue, and when glue needs to be used, the plastic diaphragm valve is opened, and the glue flows to the non-metal nozzle, where it needs to be noted that the non-metal nozzle is electrically connected with an external power supply through a connection line, and the surface to be coated is connected with a ground line, so as to form an electric field, and at this time, when the glue is sprayed, the glue is electrified to be in a spray shape or a spray shape.
It should be noted here that the glue flowing channel is made of non-metal material, so that it can be used for dispensing some glue sensitive to metal, such as anaerobic glue and partially moisture-cured glue.
The core technical part of the technical scheme of the application is as follows: the combination of plastic diaphragm valve and electrofluid spray printing technology makes the moisture cured glue and anaerobic glue capable of being sprayed and sprayed.
It should be emphasized that any glue-spraying device using a plastic diaphragm valve in combination with a non-metal nozzle falls within the scope of the present application.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (10)
1. Glue coating device, its characterized in that: the air conditioner comprises a receiving shell (1), wherein the receiving shell (1) is of a hollow structure, a normal air inlet (2) communicated with the interior of the receiving shell (1) and a control air inlet (3) are arranged on the receiving shell (1), and the normal air inlet (2) is arranged above the control air inlet (3);
the storage shell (1) is also internally provided with a push rod (4) and a plastic diaphragm (5) which is integrated with the push rod (4), the plastic diaphragm (5) is arranged below the push rod (4), the top end of the push rod (4) is provided with a piston (6), and the piston (6) is positioned between the normal air inlet (2) and the control air inlet (3);
the bottom of the interior of the storage shell (1) is provided with a glue outlet piece (10) matched with the plastic diaphragm (5), and one side of the storage shell is provided with a conductive mechanism for electrifying the glue outlet piece.
2. The glue application device of claim 1, wherein: the conductive mechanism comprises an installation shell (7) which is arranged on one side of the storage shell (1) and used for loading a circuit board, wherein a socket hole (8) is formed in the installation shell (7), and a connecting piece (9) which is used for connecting the glue outlet piece (10) with the circuit board in an electric transmission mode is arranged in the storage shell (1).
3. The glue application device of claim 1, wherein: the coating device also comprises an adjusting piece (12) which is arranged at the top of the containing shell (1) and is used for adjusting the lifting of the ejector rod (4);
the adjusting piece (12) comprises a threaded rod (1201) and a limiting block (1202) arranged on the threaded rod (1201), a threaded hole communicated with the inside of the accommodating shell (1) is formed in the top of the accommodating shell, and the threaded hole is matched with the threaded rod (1201);
the bottom of the threaded rod (1201) extends to the inside of the containing shell (1), a partition plate (14) is arranged at the extending end of the threaded rod, and the inner diameter of the threaded hole is smaller than the diameter of the cross section of the partition plate (14).
4. The glue application device of claim 2, wherein: the glue outlet piece (10) comprises a plastic gasket (1002) and a plastic plug (1001) which are arranged at the bottom end inside the containing shell (1), the plastic plug (1001) is positioned below the plastic diaphragm (5), the plastic gasket (1002) is arranged below the plastic plug (1001), used for supporting the plastic plug (1001), the plastic gasket (1002) and the plastic plug (1001) are both provided with flow holes in the thickness direction, the two flow holes are communicated, the bottom of the plastic gasket (1002) is provided with a conductive glue outlet nozzle (1003) made of silicon material, a through hole (15) is arranged in the thickness direction of the conductive glue outlet nozzle (1003) in a penetrating way, the through hole (15) is communicated with the flow hole, the bottom of the containing shell (1) is provided with a glue outlet (11) communicated with the through hole (15), the conductive glue outlet (1003) is electrically connected with the circuit board through a connecting piece (9);
the glue outlet piece (10) further comprises a glue inlet (1004) which is arranged on the accommodating shell (1) and communicated with the interior of the accommodating shell, and the glue inlet (1004) is positioned below the control air inlet (3);
the inner rings of the flowing hole and the glue inlet are paved by adopting non-metal materials.
5. The glue application device of claim 1, wherein: the glue outlet piece comprises a glue outlet rod which is arranged at the bottom of the storage shell and communicated with the interior of the storage shell.
6. The glue application device of claim 4, wherein: the conductive glue outlet nozzle (1003) is provided with a horn mouth (16) in an inverted cone shape, the horn mouth (16) is communicated with the through hole (15), the bottom of the conductive glue outlet nozzle (1003) is provided with an outer cone (17), and a through hole (18) communicated with the through hole (15) is formed in the thickness direction of the outer cone (17).
7. The glue application device of claim 6, wherein: the bottom of the bell mouth (16) is circumferentially provided with a step (19).
8. The glue application device of claim 4, wherein: the conductive glue outlet nozzle (1003) is provided with a horn mouth (16) in an inverted cone shape, the bottom of the horn mouth (16) is communicated with the through hole (15), and steps (19) are circumferentially arranged at the bottom end of the horn mouth (16).
9. Method of use of a glue application device according to any of claims 1-8, characterised in that: the method comprises the following specific steps of 1) preparing:
I. the circuit board is placed in the mounting shell (7) and is connected with an external power supply through the socket hole (8);
2) spraying glue:
I. the air flow control module is used for carrying out air flow transmission control on the normal air inlet (2) and the control air inlet (3) so that the plastic diaphragm (5) can plug or dredge the flow hole of the plastic plug (1001);
injecting colloid through a colloid inlet (1004);
and III, the connecting piece (9) receives the voltage at the circuit board and transmits the voltage to the conductive glue outlet nozzle (1003) to enable the glue to be in electrofluid jet.
10. The glue coating method is characterized by comprising the following steps: 1) Controlling the glue flow by adopting a plastic diaphragm valve in the glue coating device;
2) a conductive glue outlet is arranged at the glue outlet of the glue coating device and connected with a circuit;
3) before the glue flows to the conductive glue outlet, the flowing channel is made of non-metal materials, and further the place to be coated is connected with a ground wire;
4) and controlling glue discharging by the plastic diaphragm valve, and spraying the glue from the conductive glue outlet to form electrofluid spraying or mist spraying of the glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111537353.1A CN114226090A (en) | 2021-12-16 | 2021-12-16 | Glue coating device, application method of coating device and glue coating method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111537353.1A CN114226090A (en) | 2021-12-16 | 2021-12-16 | Glue coating device, application method of coating device and glue coating method |
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| CN114226090A true CN114226090A (en) | 2022-03-25 |
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| CN202111537353.1A Pending CN114226090A (en) | 2021-12-16 | 2021-12-16 | Glue coating device, application method of coating device and glue coating method |
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| CN (1) | CN114226090A (en) |
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| US20020158148A1 (en) * | 2000-04-25 | 2002-10-31 | Toshio Hosoda | Cartridge type coating system |
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Application publication date: 20220325 |