CN116273729A - Adhesive dispensing device for ultra-fine pitch optical fiber array - Google Patents
Adhesive dispensing device for ultra-fine pitch optical fiber array Download PDFInfo
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- CN116273729A CN116273729A CN202310042394.6A CN202310042394A CN116273729A CN 116273729 A CN116273729 A CN 116273729A CN 202310042394 A CN202310042394 A CN 202310042394A CN 116273729 A CN116273729 A CN 116273729A
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- glue
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
- B05C11/1007—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves responsive to condition of liquid or other fluent material
- B05C11/1013—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves responsive to condition of liquid or other fluent material responsive to flow or pressure of liquid or other fluent material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
- B05C11/1026—Valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1047—Apparatus or installations for supplying liquid or other fluent material comprising a buffer container or an accumulator between the supply source and the applicator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0241—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to elongated work, e.g. wires, cables, tubes
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Coating Apparatus (AREA)
Abstract
The utility model discloses a dispensing device for an ultra-micro spacing optical fiber array, which comprises a dispensing mechanism, a pressurizing mechanism and a glue supply mechanism; the dispensing mechanism comprises a rubber cylinder and a needle head; a first electromagnetic valve for controlling the on-off of the flow of the needle head is arranged in the rubber cylinder; the pressurizing mechanism is used for pressurizing the inside of the rubber cylinder so as to control the glue in the rubber cylinder to flow out of the needle head; the pressurizing mechanism comprises a gas supply module, wherein the gas supply module is used for providing non-soluble gas in the rubber cylinder on the basis of closing the first electromagnetic valve; the glue supply mechanism comprises a glue supply box and a bubble elimination module; the bubble elimination module receives the glue from the glue supply box, eliminates bubbles of the received glue and provides the glue into the glue cylinder. According to the utility model, the bubble elimination module is used for eliminating bubbles of the glue, and the air supply module is arranged to provide non-soluble gas for the glue barrel when the pressure in the glue barrel is reduced, so that new bubbles are prevented from being generated in the glue barrel.
Description
Technical Field
The utility model relates to the technical field of optical fiber production equipment, in particular to a dispensing device for an ultra-micro spacing optical fiber array.
Background
With the continuous development of optical fiber communication technology, optical fibers are increasingly used. If more and more optical fiber cables are used for laying, the optical fiber arrays in the optical fiber cables often need to be bonded with glass slides by 4-64 optical fibers, glue is needed in the bonding process, the glue can enter gaps between 4-64 optical fibers, but if bubbles exist in the glue, the quality of optical fiber products can be affected, and the elimination of the bubbles in the glue is critical to the improvement of the quality of the optical fiber products.
The utility model provides a fiber array adhesive deposite device of prior art CN204769434U, includes intensification board and cooling board, intensification board and cooling board all install on the bed plate, wherein intensification board dislocation arrangement is in the top of cooling board, the lower terminal surface of cooling board evenly install a plurality of radiator along length direction, the upper end of radiator links to each other with semiconductor cooling chip and sticiss semiconductor cooling chip and cooling board through the elastic component. The utility model has simple structure, has the functions of rapid heating and rapid cooling, is convenient and rapid to operate, can accurately regulate the temperature, greatly improves the production efficiency, and prevents the glue from generating bubbles in the flowing process. However, the utility model has some problems that if bubbles exist in the glue originally, the original bubbles in the glue are difficult to remove by heating the glue; glue also has the problem of air bubbles.
The present utility model has been made to solve the above problems occurring in the art.
The foregoing discussion of the background art is intended to facilitate an understanding of the present utility model only. This discussion is not an admission or admission that any of the material referred to was common general knowledge.
Disclosure of Invention
The utility model aims to provide a dispensing device for an ultra-fine pitch optical fiber array, aiming at the defects existing at present.
In order to overcome the defects in the prior art, the utility model adopts the following technical scheme:
a point gum device for superfine interval fiber array, its characterized in that: comprises a dispensing mechanism, a pressurizing mechanism and a glue supply mechanism; the dispensing mechanism comprises a rubber cylinder and a needle head; a first electromagnetic valve for controlling the on-off of the flow of the needle head is arranged in the rubber cylinder; the pressurizing mechanism is used for pressurizing the inside of the rubber cylinder so as to control the glue in the rubber cylinder to flow out of the needle head; the pressurizing mechanism comprises a gas supply module, wherein the gas supply module is used for providing non-soluble gas in the rubber cylinder on the basis of closing the first electromagnetic valve; the glue supply mechanism comprises a glue supply box and a bubble elimination module; the bubble elimination module receives the glue from the glue supply box, eliminates bubbles of the received glue and provides the glue into the glue cylinder.
Further, a first through hole is formed in one axial end of the rubber cylinder, and the needle head is communicated with the first through hole; glue in the glue cylinder flows out of the needle head through the first through hole; the first electromagnetic valve controls the flow on-off of the first through hole.
Further, the pressurizing mechanism further comprises a pressurizing module, wherein the pressurizing module is used for pressurizing the rubber cylinder on the basis of opening the first electromagnetic valve so that the glue flows out of the needle head through the first through hole.
Further, a second through hole is formed in the rubber cylinder and is communicated with the glue supply mechanism; the bubble elimination module eliminates bubbles of the received glue and then provides the glue into the glue cylinder through the second through hole; the second through hole is formed in the wall of the rubber cylinder; the glue supply mechanism further comprises a second electromagnetic valve, and the second electromagnetic valve is used for controlling the on-off of the glue flow between the second through hole and the bubble elimination module.
Further, the dispensing device further comprises a control module, wherein the control module controls the dispensing mechanism, the pressurizing mechanism and the glue supply mechanism to work; the control module controls the opening and closing of the first electromagnetic valve and the second electromagnetic valve.
Further, a third through hole is formed in the wall of the rubber cylinder; the third through hole is communicated with the air supply module.
Further, the non-water soluble gas is nitrogen.
Further, the bubble elimination module comprises a chamber, a receiving needle valve assembly, an exhaust needle valve assembly, an output port and a filter element;
the two ends of the same side of the cavity are respectively provided with a first opening and a second opening;
the longitudinal direction of the receiving needle valve assembly is axially arranged on the first opening along the first opening, and the longitudinal direction of the exhaust needle valve assembly is axially arranged on the second opening along the second opening; the filter element is arranged in the cavity to divide the cavity into two spaces, and the first opening and the second opening are respectively positioned at two sides of the filter element;
the output port is arranged on one side of the chamber opposite to the second opening, and the output port and the second opening are positioned on the same side of the filter element;
the receiving needle valve assembly is used for being connected with the glue supply box to drain the glue in the glue supply box into the cavity, and the exhaust needle valve is used for exhausting the eliminated gas in the glue entering the cavity;
the output port is communicated with the second through hole.
Further, the glue supply box is detachably connected with the bubble elimination module, and a jacking mechanism is arranged at the bottom of the glue supply box and used for opening a valve of the receiving needle valve assembly and a valve of the exhaust needle valve assembly.
Further, the dispensing device further comprises a driving mechanism, and the driving mechanism is used for moving and adjusting the position of the dispensing mechanism.
The beneficial effects obtained by the utility model are as follows:
1. a glue dispensing device for an ultra-fine pitch optical fiber array is provided, wherein a glue supply mechanism eliminates bubbles in glue by arranging a bubble eliminating module, so that high-quality, low-bubble and even bubble-free glue is provided for a glue cylinder; the pressurizing mechanism is used for providing non-water-soluble gas for the inside of the rubber cylinder by arranging the gas supply module, when the pressure in the rubber cylinder is reduced, the non-water-soluble gas is provided for the inside of the rubber cylinder, and the non-water-soluble gas enters the rubber cylinder to avoid bubbles generated by the glue, so that the problem that the bubble-eliminated glue in the rubber cylinder is regenerated in the glue dispensing process can be avoided by arranging the gas supply module, the quality of the glue in the rubber cylinder is ensured, and the quality of the glue dispensing device is greatly improved and ensured by arranging the bubble elimination module and the gas supply module, so that the production quality of the ultra-micro spacing optical fiber array is improved;
2. the non-water-soluble gas adopts nitrogen, so that the cost is low;
3. the bubble elimination module eliminates bubbles in the glue by arranging a filter element in the cavity, receives the glue of the glue supply box by arranging a receiving needle valve assembly, and simultaneously arranges an exhaust needle valve assembly for exhausting gas in the glue; the glue supply box is detachably connected with the bubble elimination module, so that the glue supply box can supply glue at any time according to needs, the glue supply is convenient and quick, and meanwhile, the glue supply box is provided with a jacking mechanism for jacking the receiving needle valve assembly and the exhaust needle valve assembly, so that the glue supply box exhausts when supplying the glue to the cavity through the receiving needle valve assembly.
Drawings
The utility model will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
Fig. 1 is a schematic diagram of main components of the dispensing device of the present utility model.
Fig. 2 is a schematic diagram of the main components of the pressurizing mechanism of the present utility model.
FIG. 3 is a schematic diagram of the main components of a bubble elimination module according to an embodiment of the present utility model.
FIG. 4 is a schematic diagram of the main components of a receiving needle valve assembly and/or an exhaust needle valve assembly in one embodiment of the utility model.
Fig. 5 is a schematic diagram of main components of a glue supply box according to an embodiment of the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the following examples thereof; it is noted that the specific embodiments described herein are for purposes of illustration only and are not intended to be limiting. Other systems, methods, and/or features of the present embodiments will be or become apparent to one with skill in the art upon examination of the following detailed description. And the terms describing the positional relationship in the drawings are merely for illustrative purposes and are not to be construed as limiting the present patent, and specific meanings of the terms can be understood by those of ordinary skill in the art according to specific circumstances.
Embodiment one:
a glue dispensing device for an ultra-fine pitch optical fiber array comprises a glue dispensing mechanism, a pressurizing mechanism and a glue supplying mechanism; the dispensing mechanism comprises a rubber cylinder and a needle head; a first electromagnetic valve for controlling the on-off of the flow of the needle head is arranged in the rubber cylinder; the pressurizing mechanism is used for pressurizing the inside of the rubber cylinder so as to control the glue in the rubber cylinder to flow out of the needle head; the pressurizing mechanism comprises a gas supply module, wherein the gas supply module is used for providing non-soluble gas in the rubber cylinder on the basis of closing the first electromagnetic valve; the glue supply mechanism comprises a glue supply box and a bubble elimination module; the bubble elimination module receives the glue from the glue supply box, eliminates bubbles of the received glue and provides the glue into the glue cylinder.
In one embodiment, one rubber cylinder is correspondingly provided with one needle, in another embodiment, one rubber cylinder is correspondingly provided with a plurality of needles, namely, the glue in one rubber cylinder can simultaneously provide the glue for a plurality of needles;
optionally, a first through hole is formed in one axial end of the rubber cylinder, and the needle is communicated with the first through hole; glue in the glue cylinder flows out of the needle head through the first through hole; the first electromagnetic valve controls the flow on-off of the first through hole.
Wherein, it can be understood that the pressurizing mechanism realizes the output control of the glue by changing the pressure in the glue cylinder, and when the pressure in the glue cylinder is increased, the pressure extrudes the glue to flow out from the first through hole; when the pressure in the rubber cylinder is reduced, external air can flow into the rubber cylinder through the first through hole, and the entering air enables glue in the rubber cylinder to generate bubbles, so that the first electromagnetic valve is arranged to prevent air from entering the rubber cylinder from the first through hole when the pressure in the rubber cylinder is reduced; meanwhile, the air supply module is arranged to provide non-soluble gas in the rubber cylinder, the non-soluble gas is insoluble in water, and bubbles generated by glue can be avoided when the non-soluble gas enters the rubber cylinder.
Optionally, the pressurizing mechanism further includes a pressurizing module, where the pressurizing module is configured to pressurize the glue cylinder on the basis of opening the first electromagnetic valve, so that the glue flows out of the needle through the first through hole.
Wherein, in one embodiment, the pressure applying module comprises a piston which moves along the axial direction of the rubber cylinder and a driver which controls the movement of the piston; in other embodiments, the pressing module may be any structure capable of pressing the inside of the rubber cylinder in the prior art; the specific structure of the pressing module may be selected or adapted by a person skilled in the art according to the actual situation, which is not described herein.
Optionally, a second through hole is formed in the rubber cylinder, and the second through hole is communicated with the glue supply mechanism; the bubble elimination module eliminates bubbles of the received glue and then provides the glue into the glue cylinder through the second through hole; the second through hole is formed in the wall of the rubber cylinder; the glue supply mechanism further comprises a second electromagnetic valve, and the second electromagnetic valve is used for controlling the on-off of the glue flow between the second through hole and the bubble elimination module.
In one embodiment, the second electromagnetic valve is arranged at the second through hole to control the flow on-off of the second through hole; in another embodiment, the second electromagnetic valve is arranged at the output port of the bubble elimination module to control the flow on-off of the output port; both embodiments can realize the on-off of the glue flow between the second through hole and the bubble elimination module;
optionally, the dispensing device further comprises a control module, wherein the control module controls the dispensing mechanism, the pressurizing mechanism and the glue supply mechanism to work; the control module controls the opening and closing of the first electromagnetic valve and the second electromagnetic valve.
Optionally, a third through hole is formed in the wall of the rubber cylinder; the third through hole is communicated with the air supply module.
In one embodiment, the third through hole is arranged in the middle of the rubber cylinder along the axial direction or at one end of the rubber cylinder, which is far away from the first through hole, along the axial direction;
the pressurizing mechanism further comprises a third electromagnetic valve, and the third electromagnetic valve is used for controlling the on-off of the medium flow between the third through hole and the air supply module; the control module controls the opening and closing of the third electromagnetic valve.
In one embodiment, the third solenoid valve is disposed at the air outlet of the air supply module; in another embodiment, the third solenoid valve is disposed at the third through hole. When the air supply module is required to supply air to the rubber cylinder, the control module controls the third electromagnetic valve to be opened, and when the air supply module is used for supplying air to the rubber cylinder or the rubber cylinder is not required to supply air, the control module controls the third electromagnetic valve to be closed.
In one embodiment, the third electromagnetic valve is arranged at the third through hole, and the wall of the rubber cylinder has a preset thickness; the third through hole is of a second-order structure formed by two cylindrical through holes with different inner diameters, the inner diameter of the cylindrical through hole, which is close to the inside of the rubber cylinder, of the third through hole is larger, and the third electromagnetic valve is arranged in the cylindrical through hole with the larger inner diameter so as to control the on-off of the cylindrical through hole with the smaller inner diameter; the third electromagnetic valve is flush with the inner side cylinder wall of the rubber cylinder, or is embedded in a cylindrical through hole with a larger inner diameter; thus, when the pressure application module comprises a piston, the movement of the piston is not affected; similarly, when the second electromagnetic valve is arranged at the second through hole, the structure of the second through hole is similar to or the same as that of the third through hole, and the second electromagnetic valve is also embedded in the through hole on the wall of the rubber cylinder;
optionally, the non-soluble gas is nitrogen.
Optionally, as shown in fig. 3, the bubble elimination module includes a chamber, a receiving needle valve assembly, an exhaust needle valve assembly, an output port, and a filter;
the two ends of the same side of the cavity are respectively provided with a first opening and a second opening,
the longitudinal direction of the receiving needle valve assembly is axially arranged on the first opening along the first opening, and the longitudinal direction of the exhaust needle valve assembly is axially arranged on the second opening along the second opening; the filter element is arranged in the cavity to divide the cavity into two spaces, and the first opening and the second opening are respectively positioned at two sides of the filter element;
the output port is arranged on one side of the chamber opposite to the second opening, and the output port and the second opening are positioned on the same side of the filter element;
the receiving needle valve assembly is used for being connected with the glue supply box to drain the glue in the glue supply box into the cavity, and the exhaust needle valve is used for exhausting the eliminated gas in the glue entering the cavity;
the output port is communicated with the second through hole.
The filter element is used for filtering impurities and bubbles in the glue; in one embodiment, the filter element is a filter element, and the material of the filter element is a stainless steel woven net, a sintering net or an iron woven net, and the filter material of the filter element is glass fiber filter paper, chemical fiber filter paper or the like;
optionally, the glue supply box is detachably connected with the bubble elimination module, and a pushing mechanism is arranged at the bottom of the glue supply box and used for opening a valve of the receiving needle valve assembly and a valve of the exhaust needle valve assembly;
when the valve of the exhaust needle valve assembly is connected with the bubble elimination module, the pushing-up mechanism pushes up the valve of the receiving needle valve assembly to convey glue into the cavity, and meanwhile, the pushing-up mechanism pushes up the valve of the exhaust needle valve assembly to enable the cavity to exhaust when receiving the glue;
optionally, the dispensing device further comprises a driving mechanism, and the driving mechanism is used for moving and adjusting the position of the dispensing mechanism.
Embodiment two: this embodiment is a further description of the above embodiment, and it should be understood that this embodiment includes all the foregoing technical features and is further specifically described:
the longitudinal direction of the receiving needle valve assembly is parallel to the longitudinal direction of the exhaust needle valve assembly;
the receiving needle valve assembly and the exhaust needle valve assembly are identical or similar in structure, and as shown in fig. 4, each include: the valve comprises a needle body, a valve, a pushing slide block, a valve spring and a valve guide pipe;
the needle body is internally provided with a first cavity along the axial direction of the needle body, the first cavity penetrates through one axial end of the needle body, the first cavity extends from the axial end of the needle body to the other axial end of the needle body, the other axial end of the needle body is provided with a radial gap, and the gap is communicated with the first cavity;
the needle body can penetrate through the valve, and the gap is closed by the valve or the valve slides relative to the needle body to expose the gap;
the pushing slide block is sleeved on the outer side of the valve and meshed and fixed with the valve;
the valve spring sleeve is sleeved outside the needle body along the axial direction of the needle body, and one end of the valve spring is fixed at the position of the needle body, which is close to the axial end of the needle body; the other end of the valve spring is fixedly connected with the pushing slide block;
the pushing slide block can compress the valve spring under the action of external force and drive the valve to slide towards the end close to the axial direction of the needle body so as to expose the notch of the needle body; when the external force is withdrawn, the pushing slide block is reset to a position for closing the notch of the needle body under the action of the valve spring;
the valve guide tube is sleeved outside the valve spring and used for guiding the pushing slide block to axially slide along the needle body;
wherein the inner diameter of the valve guide pipe is matched with the outer diameter of the pushing slide block so that the pushing slide block can slide in the valve guide pipe, and when no external force acts, a part of the pushing slide block protrudes relative to the valve guide pipe; the part of the pushing slide block, which protrudes relative to the valve guide pipe, is used for being connected with an abutting structure of the glue supply box;
the first opening is provided with a first butt joint port in an outward protruding mode, and the first butt joint port is used for being detachably connected with the receiving needle valve assembly; a second butt joint port is arranged on the two openings in a protruding way outwards, and the second butt joint port is used for being detachably connected with the exhaust needle valve assembly;
the needle flange is arranged at one axial end of the needle body; the needle flange of the receiving needle valve assembly is detachably connected with the first butt port; the needle flange of the exhaust needle valve assembly is detachably connected with the second butt joint port;
the valve guide of the receiving needle valve assembly is secured to the chamber and surrounds the first aperture; the valve conduit of the exhaust needle valve assembly is secured to the chamber and surrounds the second aperture.
Embodiment III: this embodiment is a further description of the above embodiment, and it should be understood that this embodiment includes all the foregoing technical features and is further specifically described:
as shown in fig. 5, the glue supply box comprises a box body and a pushing mechanism, wherein the pushing mechanism comprises a supply port and an exhaust structure which are arranged on the box body, and glue is stored in the box body; the supply port is communicated with the box body; the supply port is connected with the needle valve receiving assembly to supply the glue in the box body to the cavity; the exhaust structure is connected with the exhaust needle valve assembly to enable gas in a chamber to flow to the exhaust structure via the exhaust needle valve;
wherein, in one embodiment, the glue supply cartridge comprises heating means for heating the glue in the cartridge body.
The supply port comprises a first pipe section and a first jacking piece arranged in the first pipe section, and the first pipe section can axially abut against the valve guide pipe of the receiving needle valve assembly; the first jacking piece is provided with a first through hole matched with the outer diameter of the needle body of the receiving needle valve assembly, the first through hole is used for allowing the needle body to penetrate through, when the glue supply box is in butt joint with the bubble elimination module, the first jacking piece in the first pipe section is abutted with the pushing slide block and pushes the pushing slide block to move towards one end of the axial direction of the needle body until the first pipe section is abutted with the valve guide pipe, and a notch of the needle body is exposed in the first pipe section and used for receiving glue;
the exhaust structure comprises a second pipe section and a second jacking piece arranged in the second pipe section, and the second pipe section can axially abut against the valve guide pipe of the exhaust needle valve assembly; the second jacking piece is provided with a second through hole matched with the outer diameter of the needle body of the exhaust needle valve assembly, the second through hole is used for allowing the needle body to penetrate through, when the glue supply box is in butt joint with the bubble elimination module, the second jacking piece in the second pipe section is abutted with the pushing sliding block and pushes the pushing sliding block to move towards one end of the axial direction of the needle body until the second pipe section is abutted with the valve guide pipe, and at the moment, a notch of the needle body is exposed in the second pipe section so as to facilitate gas in the cavity to be discharged into the second pipe section; and an exhaust port is arranged on the second pipe section.
In summary, according to the dispensing device for the ultra-fine pitch optical fiber array, the glue supply mechanism eliminates bubbles in the glue by arranging the bubble eliminating module, so that high-quality, low-bubble and even bubble-free glue is provided for the glue barrel;
and the air supply module is arranged to provide non-soluble gas for the rubber cylinder when the pressure in the rubber cylinder is reduced, so that new bubbles generated by air sucked into the rubber cylinder are avoided.
The pressurizing mechanism enables glue to flow out by increasing the pressure in the glue cylinder, enables the glue to stop flowing out or facilitates the glue cylinder to input new glue by reducing the pressure in the glue cylinder, so that the flow on-off of the needle head is controlled by arranging the first electromagnetic valve, when the pressure in the glue cylinder is reduced by the pressurizing mechanism, air can be prevented from directly entering the glue cylinder through the needle head by closing the first electromagnetic valve, and meanwhile, non-water-soluble gas is provided for the pressurizing mechanism by arranging the air supply module, so that bubbles are not generated in the glue cylinder when the non-water-soluble gas enters the glue cylinder; the air supply module is arranged, so that the problem that the bubble-eliminated glue in the glue cylinder is re-generated in the glue dispensing process can be avoided, the quality of the glue in the glue cylinder is ensured, and the quality of the glue dispensing device is greatly improved and ensured by the arrangement of the air bubble elimination module and the air supply module, so that the production quality of the ultra-micro spacing optical fiber array is improved; the non-water-soluble gas adopts nitrogen, so that the cost is low; the bubble elimination module eliminates bubbles in the glue by arranging a filter element in the cavity, receives the glue of the glue supply box by arranging a receiving needle valve assembly, and simultaneously arranges an exhaust needle valve assembly for exhausting gas in the glue; the glue supply box is detachably connected with the bubble elimination module, so that the glue supply box can supply glue at any time according to needs, the glue supply is convenient and quick, and meanwhile, the glue supply box is provided with a jacking mechanism for jacking the receiving needle valve assembly and the exhaust needle valve assembly, so that the glue supply box exhausts when supplying the glue to the cavity through the receiving needle valve assembly.
While the utility model has been described above with reference to various embodiments, it should be understood that many changes and modifications can be made without departing from the scope of the utility model. That is, the methods, systems and devices discussed above are examples. Various configurations may omit, replace, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in a different order than described, and/or various components may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations, such as different aspects and elements of the configurations may be combined in a similar manner. Furthermore, as the technology evolves, elements therein may be updated, i.e., many of the elements are examples, and do not limit the scope of the disclosure or the claims. And it is understood that various changes and modifications may be made by those skilled in the art after reading the description of the utility model, and such equivalent changes and modifications are intended to fall within the scope of the utility model as defined in the appended claims.
Claims (10)
1. A point gum device for superfine interval fiber array, its characterized in that: comprises a dispensing mechanism, a pressurizing mechanism and a glue supply mechanism; the dispensing mechanism comprises a rubber cylinder and a needle head; a first electromagnetic valve for controlling the on-off of the flow of the needle head is arranged in the rubber cylinder; the pressurizing mechanism is used for pressurizing the inside of the rubber cylinder so as to control the glue in the rubber cylinder to flow out of the needle head; the pressurizing mechanism comprises a gas supply module, wherein the gas supply module is used for providing non-soluble gas in the rubber cylinder on the basis of closing the first electromagnetic valve; the glue supply mechanism comprises a glue supply box and a bubble elimination module; the bubble elimination module receives the glue from the glue supply box, eliminates bubbles of the received glue and provides the glue into the glue cylinder.
2. A dispensing device for an ultra-fine pitch fiber array according to claim 1, wherein: a first through hole is formed in one axial end of the rubber cylinder, and the needle head is communicated with the first through hole; glue in the glue cylinder flows out of the needle head through the first through hole; the first electromagnetic valve is used for controlling the flow on-off of the first through hole.
3. A dispensing device for an ultra-fine pitch fiber array according to claim 2, wherein: the pressurizing mechanism further comprises a pressurizing module, wherein the pressurizing module is used for pressurizing the rubber cylinder on the basis of opening the first electromagnetic valve so that the glue flows out of the needle head through the first through hole.
4. A dispensing device for an ultra-fine pitch fiber array according to claim 3, wherein: the glue cylinder is provided with a second through hole, and the second through hole is communicated with the glue supply mechanism; the bubble elimination module eliminates bubbles of the received glue and then provides the glue into the glue cylinder through the second through hole; the second through hole is formed in the wall of the rubber cylinder; the glue supply mechanism further comprises a second electromagnetic valve, and the second electromagnetic valve is used for controlling the on-off of the glue flow between the second through hole and the bubble elimination module.
5. The dispensing device for an ultra-fine pitch fiber array of claim 4, wherein: the dispensing device further comprises a control module, wherein the control module controls the dispensing mechanism, the pressurizing mechanism and the glue supply mechanism to work; the control module controls the opening and closing of the first electromagnetic valve and the second electromagnetic valve.
6. A dispensing device for an ultra-fine pitch fiber array according to claim 5, wherein: a third through hole is formed in the wall of the rubber cylinder; the third through hole is communicated with the air supply module.
7. The dispensing device for an ultra-fine pitch fiber array of claim 6, wherein: the non-soluble gas is nitrogen.
8. A dispensing device for an ultra-fine pitch fiber array according to claim 7, wherein: the bubble elimination module comprises a chamber, a receiving needle valve assembly, an exhaust needle valve assembly, an output port and a filter element;
the two ends of the same side of the cavity are respectively provided with a first opening and a second opening;
the longitudinal direction of the receiving needle valve assembly is axially arranged on the first opening along the first opening, and the longitudinal direction of the exhaust needle valve assembly is axially arranged on the second opening along the second opening; the filter element is arranged in the cavity to divide the cavity into two spaces, and the first opening and the second opening are respectively positioned at two sides of the filter element;
the output port is arranged on one side of the chamber opposite to the second opening, and the output port and the second opening are positioned on the same side of the filter element;
the receiving needle valve assembly is used for being connected with the glue supply box to drain the glue in the glue supply box into the cavity, and the exhaust needle valve is used for exhausting the eliminated gas in the glue entering the cavity;
the output port is communicated with the second through hole.
9. A dispensing device for an ultra-fine pitch fiber array according to claim 8, wherein: the glue supply box is detachably connected with the bubble elimination module, and a jacking mechanism is arranged at the bottom of the glue supply box and used for opening a valve of the receiving needle valve assembly and a valve of the exhaust needle valve assembly.
10. A dispensing device for an ultra-fine pitch fiber array according to claim 9, wherein: the dispensing device further comprises a driving mechanism, wherein the driving mechanism is used for moving and adjusting the position of the dispensing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310042394.6A CN116273729B (en) | 2023-01-28 | 2023-01-28 | Adhesive dispensing device for ultra-fine pitch optical fiber array |
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| CN202310042394.6A CN116273729B (en) | 2023-01-28 | 2023-01-28 | Adhesive dispensing device for ultra-fine pitch optical fiber array |
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| CN116273729A true CN116273729A (en) | 2023-06-23 |
| CN116273729B CN116273729B (en) | 2023-10-20 |
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| US20060075965A1 (en) * | 2004-10-13 | 2006-04-13 | Jong-Haw Lee | Method of and apparatus for dispensing photoresist in manufacturing semiconductor devices or the like |
| WO2012036179A1 (en) * | 2010-09-16 | 2012-03-22 | 武蔵エンジニアリング株式会社 | Automated liquid supply mechanism and coater provided with same |
| CN202657929U (en) * | 2012-05-31 | 2013-01-09 | 东莞优邦材料科技有限公司 | Adhesive sub-packaging device |
| CN206535702U (en) * | 2017-02-21 | 2017-10-03 | 东莞市汇通装饰材料有限公司 | A kind of desktop type furniture material paper point gum machine |
| CN211914401U (en) * | 2019-12-31 | 2020-11-13 | 苏州胜利精密制造科技股份有限公司 | UV dispensing system |
| CN115007407A (en) * | 2022-07-01 | 2022-09-06 | 江西弘耀达通讯有限公司 | Quantitative anti-dripping dispenser for assembling chips |
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2023
- 2023-01-28 CN CN202310042394.6A patent/CN116273729B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060075965A1 (en) * | 2004-10-13 | 2006-04-13 | Jong-Haw Lee | Method of and apparatus for dispensing photoresist in manufacturing semiconductor devices or the like |
| WO2012036179A1 (en) * | 2010-09-16 | 2012-03-22 | 武蔵エンジニアリング株式会社 | Automated liquid supply mechanism and coater provided with same |
| CN202657929U (en) * | 2012-05-31 | 2013-01-09 | 东莞优邦材料科技有限公司 | Adhesive sub-packaging device |
| CN206535702U (en) * | 2017-02-21 | 2017-10-03 | 东莞市汇通装饰材料有限公司 | A kind of desktop type furniture material paper point gum machine |
| CN211914401U (en) * | 2019-12-31 | 2020-11-13 | 苏州胜利精密制造科技股份有限公司 | UV dispensing system |
| CN115007407A (en) * | 2022-07-01 | 2022-09-06 | 江西弘耀达通讯有限公司 | Quantitative anti-dripping dispenser for assembling chips |
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| CN116273729B (en) | 2023-10-20 |
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