CN104415883A - Jet glue dispensing valve and glue dispensing method thereof - Google Patents
Jet glue dispensing valve and glue dispensing method thereof Download PDFInfo
- Publication number
- CN104415883A CN104415883A CN201310392914.2A CN201310392914A CN104415883A CN 104415883 A CN104415883 A CN 104415883A CN 201310392914 A CN201310392914 A CN 201310392914A CN 104415883 A CN104415883 A CN 104415883A
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- Prior art keywords
- cylinder body
- cavity
- glue dispensing
- exhaust
- hammer components
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Classifications
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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
- B05C5/001—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work incorporating means for heating or cooling the 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
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
- B05B1/3033—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head
- B05B1/304—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve
- B05B1/3046—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve the valve element, e.g. a needle, co-operating with a valve seat located downstream of the valve element and its actuating means, generally in the proximity of the outlet orifice
- B05B1/3053—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve the valve element, e.g. a needle, co-operating with a valve seat located downstream of the valve element and its actuating means, generally in the proximity of the outlet orifice the actuating means being a solenoid
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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
- B05C5/0225—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 characterised by flow controlling means, e.g. valves, located proximate the outlet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/047—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump supply being effected by follower in container, e.g. membrane or floating piston, or by deformation of container
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Coating Apparatus (AREA)
Abstract
The invention relates to a jet glue dispensing valve and a glue dispensing method thereof. The jet glue dispensing valve comprises a cylinder body, a firing pin part, a cavity, a nozzle part, a solenoid valve and a fixing plate, wherein the cylinder body is fixedly connected with the cavity; the nozzle part is arranged at the lower end of the cavity; one end of the firing pin part is arranged inside the cylinder body; the other end of the firing pin part is arranged inside the cavity and is in contact with the nozzle part; the solenoid valve is fixedly connected with the cylinder body by virtue of the fixing plate; the jet glue dispensing valve is characterized by also comprising an exhaust part; the exhaust part is arranged on one side of the cylinder body; the cylinder body also comprises an exhaust groove and an exhaust through hole; the exhaust groove is of an circular groove structure, is arranged at the joint side of the cylinder body and the fixed plate and is communicated with an exhaust hole of the solenoid valve by virtue of a pipeline of the fixing plate; the exhaust through hole is formed in the cylinder body; one end of the exhaust through hole is communicated with the exhaust groove; the other end of the exhaust through hole is communicated with the exhaust part. According to the jet glue dispensing valve, the exhaust part is arranged, so that the noise is reduced and the working environment is improved; a guide device is arranged, so that the radial displacement of the firing pin part when the firing pin part moves up and down can be avoided.
Description
Technical field
The invention belongs to fluid control technology field, particularly relate to a kind of injection glue dispensing valve and dispensing method thereof.
Background technology
In industrial products encapsulation process, the use of injection valve is more and more extensive.Micro-high viscosity fluid (solder flux, conducting resinl, epoxy resin and adhesive etc.) is ejected into the correct position of workpiece (chip, electronic component etc.), to realize the room machine of components and parts or electric connection by injection valve.The size of injection flow is decided by the factors such as nozzle diameter, fluid pressure, fluid viscosity or expulsion pressure.On market, existing injection valve is made up of nozzle, striker, feed section, cylinder and high-speed electromagnetic valve etc. usually, and striker and cylinder piston are integrated, by spring reset.During injection valve work, striker and cylinder piston move, and fluid enters feed section; After closing air pressure, striker is descending by the elastic force of spring, the fluid on impulse nozzle, makes its ejection at a high speed, completes a working cycles.Although traditional injection valve can use, have the following disadvantages: first, noise is excessive, has generally exceeded 80db((Decibel, decibel)), when especially multiple stage injection valve works simultaneously, noise is larger, affects operating environment and is unfavorable for environmental protection; In addition, striker moves upper or easily move radially in descending process, causes accuracy of spray unstable.
Summary of the invention
In view of this, the invention provides and a kind of spray glue dispensing valve and dispensing method thereof, be intended to solve the excessive and technical problem of accuracy of spray instability of existing injection valve noise.
Goal of the invention of the present invention is achieved through the following technical solutions: a kind of injection glue dispensing valve, comprise cylinder body 200, hammer components 201, cavity 300, jet element 400, exhaust component 600, magnetic valve 700 and fixed head 800, described cylinder body 200 is fixedly connected with cavity 300, described jet element 400 is located at the lower end of described cavity 300, one end of described hammer components 201 is positioned at cylinder body 200, the other end to be placed in cavity 300 and to contact with jet element 400, described magnetic valve 700 is fixedly connected with described cylinder body 200 by described fixed head 800, described exhaust component 600 is arranged at the side of described cylinder body 200, described cylinder body 200 also comprises air discharge duct (not shown) and exhaust hole 209, described air discharge duct is groove structure, be located at the connection side of described cylinder body 200 and fixed head 800, and communicate with the exhaust outlet of magnetic valve 700 through the pipeline of described fixed head 800, it is inner that described exhaust hole 209 is located at cylinder body 200, and one end communicates with air discharge duct, and the other end communicates with described exhaust component 600.
Technical scheme of the present invention also comprises: described cylinder body 200 also comprises the first seal 204, second seal 205 and the 3rd seal 206, described exhaust component 600 comprises noise elimination block 601 and muffler plate 602, described muffler plate 602 is connected with cylinder body 200 by noise elimination block 601, described first seal 204 is arranged at the junction of described cylinder body 200 and described noise elimination block 601, and described second seal 205 and the 3rd seal 206 are arranged at the upper and lower side of described cylinder body 200 and fixed head 800 junction respectively.
Technical scheme of the present invention also comprises: described cylinder body 200 also comprises the first guide sleeve 202 and the second guide sleeve 203, and described first guide sleeve 202 and the second guide sleeve 203 are arranged at the upper and lower side of described cylinder body 200 respectively along described hammer components 201.
Technical scheme of the present invention also comprises: described cylinder body 200 also comprises air admission hole 207, and described air admission hole 207 is located at the side of cylinder body 200 and is communicated with the pipeline of described fixed head 800, and aims at the upper end of described hammer components 201; The arranged outside of described fixed head 800 has inlet suction port 801, and described inlet suction port 801 is connected with the air inlet on described magnetic valve 700 by the pipeline of fixed head 800.
Described cavity 300 also comprises sealing device 301, the 4th seal 302 and fixture 303, described sealing device 301 is arranged at the junction of cavity 300 and cylinder body 200, and it is corresponding with the position of described second guide sleeve 203, described 4th seal 302 is arranged at the junction of cavity 300 and jet element 400, and described fixture 303 is sheathed on the outside of cavity 300 and engages with jet element 400.
Technical scheme of the present invention also comprises: also comprise stroke control mechanism 100, described stroke control mechanism 100 comprises adjusting knob 101, guide post 102, calibration loop 103, back-moving spring 104, locking device 105 and adjusting rod 106, described adjusting knob 101 is arranged at the top of described adjusting rod 106, described guide post 102 is located in described adjusting rod 106, described back-moving spring 104 is located at the outside of described guide post 102 and is engaged with the lower end of described guide post 102, described adjusting rod 106 is rotatably connected in described cylinder body 200, the lower end of described guide post 102 contacts with described hammer components 203, described calibration loop 103 and described locking device 105 are arranged at the junction of described adjusting rod 106 and cylinder body (200) respectively.
Technical scheme of the present invention also comprises: described cavity 300 also comprises charging aperture 304 and the first joint 305, described barrel parts 900 comprise feed support 901, feed connecting rod 902, fixed mount 903, barrel 904, second joint 905 and feeder sleeve 906, and described charging aperture 304 is located at the side of described cavity 300 and is connected with described feeder sleeve 906 by the first joint 305; Described feed support 901 is located at the side of described barrel 904 and is fixedly connected with described fixed head 800, described fixed mount 903 is located at one end of described barrel 904, described feed support 901 is fixedly connected with by feed connecting rod 902 with described fixed mount 903, common support barrel 904, the other end of barrel 904 is located at by described second joint 905, and described barrel 904 is connected with described feeder sleeve 906 by the second joint 905.
Another technical scheme provided by the invention is: a kind of dispensing method spraying glue dispensing valve, comprising:
Step a: make the fluid in barrel parts enter cavity;
Step b: open magnetic valve valve, the hammer components promoted in cylinder body by compressed air is up, and the lower end of hammer components and jet element are disengaged;
Step c: shut electromagnetic valve valve, hammer components declines and clashes into jet element, fluid in cavity is sprayed from jet element, and make in the air-flow return solenoid valve in cylinder body, be expelled in air discharge duct by the exhaust outlet on magnetic valve, undertaken discharging after noise elimination processes by exhaust component by exhaust hole.
Technical scheme of the present invention also comprises: also comprise before described step a: the stroke being regulated hammer components by adjusting knob rotary regulating lever, when the stroke adjustment of hammer components is to suitable position, by the locking device on adjusting rod, adjusting rod is fixed; Also comprise in described step a: by heater block, the fluid in cavity is heated.
Technical scheme of the present invention also comprises: in described step b, the up concrete mode of the described hammer components promoted in cylinder body by compressed air is: hammer components overcomes the resistance of back-moving spring and up under the guide effect of the first guide sleeve, the second guide sleeve and sealing device, avoids hammer components radial displacement.
The advantage of the embodiment of the present invention is: the injection glue dispensing valve of the embodiment of the present invention and dispensing method thereof are undertaken discharging after noise elimination processes by eliminate the noise block and muffler plate by entering exhaust hole after arranging annular row air drain and alleviating the stream pressure that magnetic valve is discharged, this exhaust pathway and capacity can meet the exhaust demand of injection valve high frequency mo, reduce noise to a greater extent, improve operating environment and be beneficial to environmental protection; Meanwhile, by arranging guider along hammer components, radial displacement when avoiding hammer components to move up and down, ensures the stable of accuracy of spray; And the displacement stroke of stroke control mechanism to hammer components is set regulates, reduce the radial displacement of hammer components further.
Accompanying drawing explanation
Fig. 1 is the perspective view of the injection glue dispensing valve of the embodiment of the present invention;
Fig. 2 is the external structure schematic diagram of the injection glue dispensing valve of the embodiment of the present invention;
Fig. 3 is the cut-away section structural representation of the injection glue dispensing valve of the embodiment of the present invention;
Fig. 4 is the cross-sectional view of the stroke control mechanism of the embodiment of the present invention;
Fig. 5 is the cross-sectional view of the cylinder body of the embodiment of the present invention;
Fig. 6 is the cross-sectional view of the cavity of the embodiment of the present invention;
Fig. 7 is the flow chart of the dispensing method of the injection glue dispensing valve of the embodiment of the present invention.
Detailed description of the invention
By describing technology contents of the present invention, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Referring to Fig. 1, is the perspective view of the injection glue dispensing valve of the embodiment of the present invention.The injection glue dispensing valve of the embodiment of the present invention comprises stroke control mechanism 100, cylinder body 200, cavity 300, jet element 400, heater block 500, exhaust component 600, magnetic valve 700, fixed head 800 and barrel parts 900, wherein, cylinder body 200 is fixedly connected with by jockeys such as screw thread (not shown) with cavity 300, stroke control mechanism 100 is rotatably connected in the upper end of cylinder body 200, jet element 400 is arranged at the lower end of cavity 300, and heater block 500 is surrounded on the top of jet element 400; Exhaust component 600 is arranged at the side of cylinder body 200, and the opposite side of cylinder body 200 is located at by magnetic valve 700, and is fixedly connected with cylinder body 200 by fixed head 800, and barrel parts 900 are fixedly connected with cavity 300 by fixed head 800; In embodiments of the present invention, magnetic valve is two-bit triplet magnetic valve (one enters scene 2).
Particularly, see also Fig. 2, Fig. 3 and Fig. 4, Fig. 2 is the external structure schematic diagram of the injection glue dispensing valve of the embodiment of the present invention, and Fig. 3 is the cut-away section structural representation of the injection glue dispensing valve of the embodiment of the present invention, and Fig. 4 is the cross-sectional view of the stroke control mechanism of the embodiment of the present invention.Wherein, stroke control mechanism 100 comprises adjusting knob 101, guide post 102, calibration loop 103, back-moving spring 104, locking device 105 and adjusting rod 106, and adjusting knob 101 is arranged at the top of adjusting rod 106, and guide post 102 is located in adjusting rod 106; Back-moving spring 104 is sheathed on the outside of guide post 102, and the lower end of guide post 102 is downstairs shape (namely the width of upper strata ladder is less than the width of lower floor's ladder), and the lower end of back-moving spring 104 engages with the downstairs of guide post 102 lower end; Adjusting rod 106 is rotatably connected in cylinder body 200, calibration loop 103 and locking device 105 are arranged at the junction of adjusting rod 106 and cylinder body 200 respectively, the upper-lower position of adjusting rod 106 in cylinder body 200 is adjusted by rotating adjusting knob 101, the rotation number of turns of adjusting rod 106 in cylinder body 200 is checked by calibration loop 103, when being adjusted to correct position, be fixed by locking device 105 pairs of adjusting rods 106.In embodiments of the present invention, locking device 105 is nut.
See also Fig. 5 and Fig. 6, Fig. 5 is the cross-sectional view of the cylinder body of the embodiment of the present invention, and Fig. 6 is the cross-sectional view of the cavity of the embodiment of the present invention.Hammer components 201, first guide sleeve 202, second guide sleeve 203, first seal 204 is also comprised in cylinder body 200, second seal 205, the 3rd seal 206, air admission hole 207, air discharge duct and exhaust hole 209, also comprise sealing device 301, the 4th seal 302, fixture 303, charging aperture 304 and the first joint 305 in cavity 300, exhaust component 600 comprises noise elimination block 601 and muffler plate 602; Wherein, one end of hammer components 201 is positioned at cylinder body 200, and extends in adjusting rod 106 and contact with guide post 102, and it is interior and contact with jet element 400 that the other end is placed in cavity 300; First guide sleeve 202 and the second guide sleeve 203 are arranged at the upper and lower side of cylinder body 200 respectively along hammer components 201, sealing device 301 is arranged at the junction of cavity 300 and cylinder body 200, and corresponding with the position of the second guide sleeve 203, hammer components 201 can move up and down along the first guide sleeve 202, second guide sleeve 203 and sealing device 301; Muffler plate 602 is fixedly connected with cylinder body 200 by noise elimination block 601, and the first seal 204 is arranged at the junction of cylinder body 200 and noise elimination block 601; Second seal 205 and the 3rd seal 206 are arranged at the upper and lower side of cylinder body 200 and fixed head 800 junction respectively; Air admission hole 207 is located at the side of cylinder body 200 and is communicated with the pipeline of fixed head 800, and aims at the upper end of hammer components 201; Air discharge duct (not shown) is groove structure, is located at the connection side of cylinder body 200 and fixed head 800, and communicates with the exhaust outlet (not shown) of magnetic valve 700 through the pipeline of fixed head 800; It is inner that exhaust hole 209 is located at cylinder body 200, and one end communicates with air discharge duct, and the other end communicates with noise elimination block 601; The arranged outside of fixed head 800 has inlet suction port 801, and inlet suction port 801 is connected with the air inlet (not shown) on magnetic valve 700 by the pipeline of fixed head 800; 4th seal 302 is arranged at the junction of cavity 300 and jet element 400, and fixture 303 is sheathed on the outside of cavity 300 and engages with jet element 400; Charging aperture 304 is arranged at the side of cavity 300 and is connected with barrel parts 900 by the first joint 305; In embodiments of the present invention, the first seal 204, second seal 205, the 3rd seal 206 and the 4th seal 302 are O type circle, are appreciated that and also can use other sealing original papers according to the actual requirements.
Barrel parts 900 comprise feed support 901, feed connecting rod 902, fixed mount 903, barrel 904, second joint 905 and feeder sleeve 906, wherein, feed support 901 is located at the side of barrel 904 and is fixedly connected with fixed head 800, fixed mount 903 is located at one end of barrel 904, feed support 901 is fixedly connected with by feed connecting rod 902 with fixed mount 903, and common support barrel 904; The other end of barrel 904 is located at by second joint 905, and barrel 904 is connected with feeder sleeve 906 by the second joint 905, and feeder sleeve 906 is connected with cavity 300 by the first joint 305.
The operation principle of the injection glue dispensing valve of the embodiment of the present invention is: before injection glue dispensing valve is started working: the stroke being regulated hammer components 201 by adjusting knob 101 rotary regulating lever 106, when rotary regulating lever 106 is downward, back-moving spring 104 outside guide post 102 is compressed, the pretightning force that hammer components 201 is subject to becomes large, the guiding length of guide post 102 shortens thereupon, on the contrary guiding length; In adjustment process, check the rotation number of turns of adjusting rod 106 by the calibration loop 103 outside adjusting rod 106, be convenient to judge adjustable range; When the stroke adjustment of hammer components 201 is to suitable position, is fixed by locking device 105 pairs of adjusting rods 106, prevents adjusting rod from loosening; When spraying glue dispensing valve and starting working, fluid in barrel 904 enters in cavity 300 by feeder sleeve 906 under the effect of the pressure, enter in cylinder body 200 by the anti-fluid of sealing device 301, oozed out from jet element 400 by the anti-fluid of the 4th seal 302, make jet element 400 fastening by fixture 303, and heated by the fluid in heater block 500 pairs of cavitys 300; When the valve of magnetic valve 700 is opened automatically, air enters from inlet suction port 801, flow through magnetic valve 700 and fixed head 800, and enter in cylinder body 200 by air admission hole 207, promote resistance that hammer components 201 overcomes back-moving spring 104 up under the guide effect of the first guide sleeve 202, second guide sleeve 203 and sealing device 301, the lower end of hammer components 201 and jet element 400 are disengaged; When the valve closing of magnetic valve 700, hammer components 201 declines and clashes into jet element 400 rapidly under the elastic force effect of back-moving spring 104, fluid in cavity 300 is sprayed from jet element 400 high speed, under the guide effect of the first guide sleeve 202, second guide sleeve 203 and sealing device 301, radial displacement when avoiding hammer components 201 to move up and down, ensures the stable of accuracy of spray; Simultaneously, air-flow in cylinder body 200 turns back to magnetic valve 700 from air admission hole 207 through the pipeline of fixed head 800, be expelled in air discharge duct by the pipeline of the exhaust outlet on magnetic valve 700 through fixed head 800, and undertaken discharging after noise elimination processes by noise elimination block 601 and muffler plate 602 by exhaust hole 209; By the first seal 204 of cylinder body 200 and noise elimination block 601 junction, prevent Leakage Gas with the second seal 205 of fixed head 800 junction and the 3rd seal 206; The present invention is undertaken discharging after noise elimination processes by eliminate the noise block and muffler plate by entering exhaust hole after arranging annular row air drain and alleviating the stream pressure that magnetic valve is discharged, this exhaust pathway and capacity can meet the exhaust demand (highest frequency can reach 150HZ) of injection valve high frequency mo, reduce noise to a greater extent.
Referring to Fig. 7, is the flow chart of the dispensing method of the injection glue dispensing valve of the embodiment of the present invention.The dispensing method of the injection glue dispensing valve of the embodiment of the present invention comprises the following steps:
Step 100: the stroke being regulated hammer components by adjusting knob rotary regulating lever;
In step 100, the stroke adjustment mode of hammer components is: when rotary regulating lever is downward, and the back-moving spring outside guide post is compressed, and the pretightning force that hammer components is subject to becomes large, and the guiding length of guide post shortens thereupon, on the contrary the length that then leads.
Step 200: when the stroke adjustment of hammer components is to suitable position, by the locking device on adjusting rod, adjusting rod is fixed;
In step 200, check the rotation number of turns of adjusting rod by the calibration loop on adjusting rod, to judge that whether adjustable range is suitable, locking device can prevent adjusting rod from loosening.
Step 300: make the fluid in barrel be entered in cavity by feeder sleeve under pressure, and by heater block, the fluid in cavity is heated;
In step 300, cylinder body is fixedly connected with by jockeys such as screw threads with cavity, the junction of cavity and cylinder body is provided with sealing device, enter in cylinder body for anti-fluid, jet element is arranged at the lower end of cavity, the junction of cavity and jet element is provided with the 4th seal, oozes out from jet element for anti-fluid.
Step 400: open magnetic valve valve, air enters from inlet suction port, flow through magnetic valve and fixed head, enter in cylinder body by air admission hole, and promoting hammer components, to overcome the resistance of back-moving spring up under the guide effect of the first guide sleeve, the second guide sleeve and sealing device, makes the lower end of hammer components and jet element disengage;
In step 400, magnetic valve is connected with cylinder body by fixed head, and inlet suction port is connected with the air inlet on magnetic valve by fixed head; One end of hammer components is positioned at cylinder body, and extends in adjusting rod and be connected with guide post, and it is interior and contact with jet element that the other end is placed in cavity; First guide sleeve and the second guide sleeve are arranged at the upper and lower side of cylinder body respectively along hammer components, as the guiding that hammer components moves up and down, avoid hammer components radial displacement.
Step 500: shut electromagnetic valve valve, hammer components declines and clashes into jet element rapidly under the elastic force effect of back-moving spring, the fluid in cavity is sprayed from jet element high speed, completes injection;
In step 500, under the guide effect of the first guide sleeve, the second guide sleeve and sealing device, reduce radial displacement when hammer components moves up and down, ensure the stable of accuracy of spray.
Step 600: make air-flow in cylinder body from air admission hole through the pipeline return solenoid valve of fixed head, be expelled in air discharge duct by the pipeline of the exhaust outlet on magnetic valve through fixed head, and undertaken discharging after noise elimination processes by eliminate the noise block and muffler plate by exhaust hole;
In step 600, air discharge duct is groove structure, is located at the connection side of cylinder body and fixed head, and is communicated with the exhaust outlet of magnetic valve by the pipeline of fixed head; Exhaust hole is located at cylinder interior, and one end communicates with air discharge duct, and the other end communicates with noise elimination block; Muffler plate is connected with cylinder body by noise elimination block, and the junction of cylinder body and noise elimination block is provided with the first seal, and cylinder body and fixed head junction are provided with the 3rd seal and the 4th seal, prevent Leakage Gas; The present invention is undertaken discharging after noise elimination processes by eliminate the noise block and muffler plate by entering exhaust hole after arranging annular row air drain and alleviating stream pressure, this exhaust pathway and volume can meet the exhaust demand (highest frequency can reach 150HZ) of injection valve high frequency mo, reduce noise to a greater extent.
The injection glue dispensing valve of the embodiment of the present invention and dispensing method thereof are undertaken discharging after noise elimination processes by eliminate the noise block and muffler plate by entering exhaust hole after arranging annular row air drain and alleviating the stream pressure that magnetic valve is discharged, this exhaust pathway and capacity can meet the exhaust demand of injection valve high frequency mo, reduce noise to a greater extent, improve operating environment and be beneficial to environmental protection; Meanwhile, by arranging guider along hammer components, radial displacement when avoiding hammer components to move up and down, ensures the stable of accuracy of spray; And the displacement stroke of stroke control mechanism to hammer components is set regulates, reduce the radial displacement of hammer components further.
These are only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or flow process conversion, be directly or indirectly used in the technical field that other are relevant, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. one kind is sprayed glue dispensing valve, comprise cylinder body (200), hammer components (201), cavity (300), jet element (400), magnetic valve (700) and fixed head (800), described cylinder body (200) is fixedly connected with cavity (300), described jet element (400) is located at the lower end of described cavity (300), one end of described hammer components (201) is positioned at cylinder body (200), the other end to be placed in cavity (300) and to contact with jet element (400), described magnetic valve (700) is fixed on the side of described cylinder body (200) by described fixed head (800), it is characterized in that, also comprise exhaust component (600), described exhaust component (600) is arranged at the opposite side of described cylinder body (200), described cylinder body (200) also comprises air discharge duct and exhaust hole (209), described air discharge duct is groove structure, be located at the connection side of described cylinder body (200) and fixed head (800), and communicate with the exhaust outlet of magnetic valve (700) through the pipeline of described fixed head (800), it is inner that described exhaust hole (209) is located at described cylinder body (200), and one end communicates with air discharge duct, and the other end communicates with described exhaust component (600).
2. injection glue dispensing valve according to claim 1, it is characterized in that, described cylinder body (200) also comprises the first seal (204), second seal (205) and the 3rd seal (206), described exhaust component (600) comprises noise elimination block (601) and muffler plate (602), described muffler plate (602) is connected with cylinder body (200) by noise elimination block (601), described first seal (204) is arranged at the junction of described cylinder body (200) and described noise elimination block (601), described second seal (205) and the 3rd seal (206) are arranged at the upper and lower side of described cylinder body (200) and fixed head (800) junction respectively.
3. injection glue dispensing valve according to claim 1 and 2, it is characterized in that, described cylinder body (200) also comprises the first guide sleeve (202) and the second guide sleeve (203), and described first guide sleeve (202) and the second guide sleeve (203) are arranged at the upper and lower side of described cylinder body (200) respectively along described hammer components (201).
4. injection glue dispensing valve according to claim 1 and 2, it is characterized in that, described cylinder body (200) also comprises air admission hole (207), described air admission hole (207) is located at the side of cylinder body (200) and is communicated with the pipeline of described fixed head (800), and aims at the upper end of described hammer components (201); The arranged outside of described fixed head (800) has inlet suction port (801), and described inlet suction port (801) is connected with the air inlet on described magnetic valve (700) by the pipeline of fixed head (800).
5. injection glue dispensing valve according to claim 3, it is characterized in that, described cavity (300) also comprises sealing device (301), 4th seal (302) and fixture (303), described sealing device (301) is arranged at the junction of cavity (300) and cylinder body (200), and it is corresponding with the position of described second guide sleeve (203), described 4th seal (302) is arranged at the junction of cavity (300) and jet element (400), described fixture (303) is sheathed on the outside of cavity (300) and engages with jet element (400).
6. injection glue dispensing valve according to claim 1, it is characterized in that, also comprise stroke control mechanism (100), described stroke control mechanism (100) comprises adjusting knob (101), guide post (102), calibration loop (103), back-moving spring (104), locking device (105) and adjusting rod (106), described adjusting knob (101) is arranged at the top of described adjusting rod (106), described guide post (102) is located in described adjusting rod (106), described back-moving spring (104) is located at the outside of described guide post (102) and is engaged with the lower end of described guide post (102), described adjusting rod (106) is rotatably connected in described cylinder body (200), the lower end of described guide post (102) contacts with described hammer components (203), described calibration loop (103) and described locking device (105) are arranged at the junction of described adjusting rod (106) and cylinder body (200) respectively.
7. injection glue dispensing valve according to claim 1 and 2, it is characterized in that, described cavity (300) also comprises charging aperture (304) and the first joint (305), described barrel parts (900) comprise feed support (901), feed connecting rod (902), fixed mount (903), barrel (904), the second joint (905) and feeder sleeve (906), and described charging aperture (304) is located at the side of described cavity (300) and is connected with described feeder sleeve (906) by the first joint (305); Described feed support (901) is located at the side of described barrel (904) and is fixedly connected with described fixed head (800), described fixed mount (903) is located at one end of described barrel (904), described feed support (901) is fixedly connected with by feed connecting rod (902) with described fixed mount (903), common support barrel (904), described second joint (905) is located at the other end of barrel (904), and described barrel (904) is connected with described feeder sleeve (906) by the second joint (905).
8. spray a dispensing method for glue dispensing valve, comprising:
Step a: make the fluid in barrel parts enter cavity;
Step b: open magnetic valve valve, the hammer components promoted in cylinder body by compressed air is up, and the lower end of hammer components and jet element are disengaged;
Step c: shut electromagnetic valve valve, hammer components declines and clashes into jet element, fluid in cavity is sprayed from jet element, and make in the air-flow return solenoid valve in cylinder body, be expelled in air discharge duct by the exhaust outlet on magnetic valve, undertaken discharging after noise elimination processes by exhaust component by exhaust hole.
9. the dispensing method of injection glue dispensing valve according to claim 8, it is characterized in that, also comprise before described step a: the stroke being regulated hammer components by adjusting knob rotary regulating lever, when the stroke adjustment of hammer components is to suitable position, by the locking device on adjusting rod, adjusting rod is fixed; Also comprise in described step a: by heater block, the fluid in cavity is heated.
10. the dispensing method of injection glue dispensing valve according to claim 8 or claim 9, it is characterized in that, in described step b, the up concrete mode of the described hammer components promoted in cylinder body by compressed air is: hammer components overcomes the resistance of back-moving spring and up under the guide effect of the first guide sleeve, the second guide sleeve and sealing device, avoids hammer components radial displacement.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310392914.2A CN104415883B (en) | 2013-09-02 | 2013-09-02 | Jet glue dispensing valve and glue dispensing method thereof |
| PCT/CN2014/000820 WO2015027673A1 (en) | 2013-09-02 | 2014-09-02 | Jet dispensing valve and dispensing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310392914.2A CN104415883B (en) | 2013-09-02 | 2013-09-02 | Jet glue dispensing valve and glue dispensing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104415883A true CN104415883A (en) | 2015-03-18 |
| CN104415883B CN104415883B (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310392914.2A Active CN104415883B (en) | 2013-09-02 | 2013-09-02 | Jet glue dispensing valve and glue dispensing method thereof |
Country Status (2)
| Country | Link |
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| CN (1) | CN104415883B (en) |
| WO (1) | WO2015027673A1 (en) |
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| CN106733446A (en) * | 2016-12-19 | 2017-05-31 | 苏州睿斯合机电设备有限公司 | A kind of firing pin type point glue equipment |
| CN108097539A (en) * | 2018-02-06 | 2018-06-01 | 苏州市睿成达电子有限公司 | A kind of improved-type injection glue dispensing valve |
| CN109604106A (en) * | 2018-10-15 | 2019-04-12 | 北京派和科技股份有限公司 | Straight line micro-displacement for dispensing injection valve adjusts locking mechanism |
| CN109715296A (en) * | 2016-09-20 | 2019-05-03 | 武藏工业株式会社 | Liquid material delivery apparatus |
| CN110743754A (en) * | 2019-11-06 | 2020-02-04 | 惠州欣旺达智能工业有限公司 | Glue dispensing device |
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| CN111889304A (en) * | 2019-05-06 | 2020-11-06 | 万润科技股份有限公司 | Liquid chamber mechanism of liquid material extrusion device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104415883B (en) | 2017-04-12 |
| WO2015027673A1 (en) | 2015-03-05 |
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Address after: 518000 101-502, No.9, xinbaili Industrial Park, Xinshi community, Dalang street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Tengsheng precision equipment Co., Ltd Address before: 518048 Guangdong city of Shenzhen province Baoan District Dalang Street Huaning road Hualian Industrial Park seven Patentee before: SHENZHEN TENSUN INDUSTRIAL EQUIPMENT CO., LTD. |