CN201260998Y - Rapid pushrod injection type glue-dropping valve with built-in heating element - Google Patents
Rapid pushrod injection type glue-dropping valve with built-in heating element Download PDFInfo
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- CN201260998Y CN201260998Y CNU2008200961136U CN200820096113U CN201260998Y CN 201260998 Y CN201260998 Y CN 201260998Y CN U2008200961136 U CNU2008200961136 U CN U2008200961136U CN 200820096113 U CN200820096113 U CN 200820096113U CN 201260998 Y CN201260998 Y CN 201260998Y
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Abstract
The utility model relates to a quick push-rod jet dispensing valve internally provided with a heating element. The quick push-rod jet dispensing valve comprises a nozzle fixed base internally provided with a nozzle, a push rod, a piston provided with a sealing ring, a piston fixed piece, a cylinder main body, a push rod stroke adjusting piece provided with a sealing ring, a push rod return spring, a glue inlet assembly and an air inlet assembly, and also comprises a heating element arranged in an inner hole of the nozzle fixed base, wherein a feed wire of the heating element is led out of a through hole of the nozzle fixed base. The quick push-rod jet dispensing valve has the advantages of attractive appearance, small volume, safety, quick heating, high temperature control accuracy, high proper alignment, not easy glue blocking, better sealing, easier installation with other equipment, and the like.
Description
[technical field]
The utility model relates to injection apparatus, as glue dispensing valve, relates in particular to the push rod injecting type glue dispensing valve of the built-in heating element heater of various liquid precise point glue such as being used for epoxy resin instant drying adhesive, silica gel.
[background technology]
The point glue mode of prior art fluid class glue is generally contact point glue, employing be the contact glue dispensing valve.It mainly is to promote the syringe needle of liquid by various different apertures with certain gas pressure to carry out a glue.The glue point of putting out by syringe needle must contact with being put object, relies on the adhesion between glue point and the object to carry out a glue job.This some glue mode has following shortcoming:
The first, the simple power that flows as colloid with air pressure, the big or small size that depends primarily on air pressure of the glue point of putting out, and the viscosity between the colloid to be its viscosity of prolongation along with the time can increase; Just must regulate the size of air pressure continually so want to guarantee the uniformity of glue point, can cause a lot of inconvenience in process of production like this;
The second,, otherwise directly had influence on the size of glue point adhesion by the problem of some object plane height because to be that the some glue of contact property requires by the flatness of an object very high.Thereby cause the not of uniform size of glue point to cause.Be analyzed as follows: 1, contact point glue is caused the phenomenon of wire drawing easily owing to the viscosity of colloid between dispensing needle head and the quilt point object; 2, glue dispensing valve in the course of the work, dispensing needle head and very little by the distance of point between the object, as long as be out of shape a little by some object substrate, dispensing needle head is easy to stab chip;
Three, because contact glue dispensing valve structure is complicated, it is loaded down with trivial details to make work flow, causes its price higher, makes its application be subjected to a certain degree restriction.
Comprehensive the above, the contact glue dispensing valve no longer is applicable to the some glue operation of this series products for high-precision electronics and semiconductor components and devices.In addition, from the speed aspect of a glue, contact point glue requires glue dispensing valve to move up and down and frequent high speed air pressure adjustment, and this has limited its efficient to a great extent.
At above-mentioned situation, a kind of simple in structure, low cost of manufacture, easy maintenance, the fireballing injecting type glue dispensing valve of some glue have appearred, prior art injecting type glue dispensing valve comprises shower nozzle, cylinder main body, advances glue assembly, air intake assembly, advances the glue assembly and is connected with cylinder main body respectively with air intake assembly; Be provided with push rod in the cylinder main body, its below is provided with shower nozzle and the shower nozzle seat that is locked, the nozzle seat locking that is threaded with the cylinder main body lower end that is locked, piston and back-moving spring are equipped with in the upper end of push rod, shower nozzle be locked the seat the periphery be furnished with the heating that heater is used for colloid, prior art injecting type glue dispensing valve has following shortcoming:
1. because the shower nozzle that heater is located at the injecting type glue dispensing valve is locked outside the seat, not only influence attractive in appearancely, and volume is big, dangerous, the heating slow and the difficult control of temperature;
2. because the glue inlet tube that advances the glue assembly is to adopt the glue inlet tube outer ring to insert in the cemented joint endoporus with advancing that cemented joint is connected, blocked by the clamping body that advances in the cemented joint endoporus, glue inlet tube causes the colloid obstruction easily with to advance the general meeting of cemented joint endoporus gapped;
3. because the requirement of the axiality between cylinder main body, shower nozzle and the push rod is very high, prior art injecting type glue dispensing valve is difficult to the axiality between assurance cylinder main body, shower nozzle and the push rod;
4. difficulty is installed between prior art injecting type glue dispensing valve and the miscellaneous equipment;
5. sealing is not fine in prior art injecting type glue dispensing valve inner push-rod and the cylinder main body, causes gas leakage easily.
[utility model content]
The technical problems to be solved in the utility model is to avoid above-mentioned the deficiencies in the prior art part and quick push rod injecting type glue dispensing valve that a kind of built-in heating element heater is provided, that this injecting type glue dispensing valve has is specious, volume is little, safety, heating are fast, temperature control accuracy height, axiality height, colloid are not easy to stop up, good seal, and and miscellaneous equipment between install and advantage such as be easier to.
The technical scheme that the utility model solve the technical problem employing is:
A kind of quick push rod injecting type glue dispensing valve of built-in heating element heater is provided, comprise shower nozzle holder, the push rod that is provided with shower nozzle in it, the piston that sealing ring is housed, piston fixture, cylinder main body, be equipped with sealing ring push rod stroke adjustment part, push rod back-moving spring, advance glue assembly and air intake assembly; Described advance the glue assembly comprise be provided with glue through hole into advance the quick adapter of glue, with described advance the glue inlet tube that the quick adapter glue-feeder of glue is connected and be provided with glue through hole into advance the glue adapter sleeve; Describedly advance the quick adapter of glue and be connected with described cylinder main body respectively with air intake assembly; Described shower nozzle holder upper end is connected locking with described cylinder main body lower end, be fixed with the described glue adapter sleeve that advances between the position, hole of the described cylinder main body of the Kong Weiyu lower end of described shower nozzle upper end, the described glue through hole that advances that advances the glue adapter sleeve fuses the glue through hole that advances that advances in glue through hole and the shower nozzle in the described cylinder main body; Described push rod passes described cylinder main body interior bone, and its below is arranged in the described shower nozzle endoporus, after described piston inner hole is passed in its top, is connected locking by described piston fixture; Described piston relies on sealing ring and the described cylinder main body endoporus on it to be sealed and matched; Described cylinder main body upper end is connected locking with described push rod stroke adjustment part lower end, and described push rod stroke adjustment part relies on sealing ring and the described cylinder main body endoporus on it to be sealed and matched; Described push rod back-moving spring is arranged in the endoporus of described push rod stroke adjustment part lower end, and inwall on the described endoporus is withstood in its upper end, and described piston fixture upper surface is withstood in its lower end; There is certain interval described push rod stroke adjustment part lower surface and described piston fixture upper surface; The piston of described sealing ring and piston fixture are housed to be driven described push rod and can slide up and down in described cylinder main body endoporus together; Also comprise the heating element heater that is arranged in the described shower nozzle holder endoporus, the feed wire of this heating element heater is drawn from the through hole of described shower nozzle holder.
Also be provided with the control circuit of the described temp of heating element of control in the above-mentioned shower nozzle holder endoporus.
Center, above-mentioned cylinder main body lower end is provided with and the adaptive groove in described shower nozzle outer ring, upper end.
Compare with prior art, the beneficial effect of the quick push rod injecting type glue dispensing valve of the built-in heating element heater of the utility model is:
1, owing in shower nozzle holder endoporus, heating element heater is set and controls the control circuit of this temp of heating element, make this injecting type glue dispensing valve have specious, volume is little, safety, fast, the temperature control accuracy height of heating;
2, owing to be provided with and the adaptive groove in shower nozzle outer ring, upper end, guaranteed the axiality between cylinder main body, shower nozzle and the push rod effectively in center, cylinder main body lower end;
3, owing between cylinder main body endoporus and push rod, be provided with the object of a plurality of sealing rings, guaranteed to enter the interior gas of cylinder main body endoporus and can not reveal;
4, because the glue inlet tube that advances the glue assembly is that employing glue inlet tube endoporus inserts on the outer ring of the quick adapter glue-feeder of glue into advancing being connected between the quick adapter of glue, and glue inlet tube is tightened by the hangnail structure of advancing on the quick adapter glue-feeder of the glue outer ring, glue inlet tube with advance the quick adapter endoporus of glue and just can not have the gap, just can not cause colloid to stop up yet;
5, owing to also be fixed with installation base plate on the cylinder main body outer ring, just become very easy by the installation between installation base plate and the miscellaneous equipment.
[description of drawings]
Fig. 1 is the cutaway view of the quick push rod injecting type glue dispensing valve of the built-in heating element heater of the utility model, and the push rod back-moving spring in the raw among the figure;
Cutaway view when Fig. 2 is described quick push rod injecting type glue dispensing valve work, the push rod back-moving spring is in compressive state among the figure, and this moment, push rod up moved under the effect of air pressure;
Fig. 3 is the view sub-anatomy of described quick push rod injecting type glue dispensing valve;
Fig. 4 is that described push rod 200 belows are contained in the cutaway view in the shower nozzle 100;
Fig. 5 is the front view of described shower nozzle 100;
Fig. 6 is the cutaway view of A-A among Fig. 5;
Fig. 7 is the amplification view of AA among Fig. 6;
Fig. 8 is the front view of described push rod 200;
Fig. 9 is the cutaway view of B-B among Fig. 8;
Figure 10 is the described front view that the piston 210 of sealing ring 215 is housed;
Figure 11 is the cutaway view of C-C among Figure 10;
Figure 12 is the front view of described piston fixture 220;
Figure 13 is the cutaway view of D-D among Figure 12;
Figure 14 is the front view of push rod back-moving spring retaining pad 240;
Figure 15 is the cutaway view of E-E among Figure 14;
Figure 16 is the front view that the cylinder main body 300 of described seal cover 310 is housed;
Figure 17 is the cutaway view of F-F among Figure 16;
Figure 18 be among Figure 17 M to view;
Figure 19 is the described cutaway view that the seal cover 310 of sealing ring 315 is housed;
Figure 20 is the front view of described shower nozzle holder 110;
Figure 21 is the cutaway view of G-G among Figure 20;
Figure 22 is the described front view that advances glue adapter sleeve 530;
Figure 23 is the cutaway view of H-H among Figure 22;
Figure 24 is the described front view that the push rod stroke adjustment part 410 of sealing ring 415 is housed;
Figure 25 is the cutaway view of J-J among Figure 24;
Figure 26 is the front view of described stroke regulating handle 430;
Figure 27 is the cutaway view of K-K among Figure 26;
Figure 28 is the front view of push rod stroke adjustment calibration loop 420;
Figure 29 is the cutaway view of L-L among Figure 28;
Figure 30 is the described cutaway view that advances the quick adapter 510 of glue;
Figure 31 is the cutaway view that described piston fixture and push rod back-moving spring retaining pad are made of one.
[specific embodiment]
Below in conjunction with each accompanying drawing the utility model is described in further detail.
Referring to Fig. 1, Fig. 3, Fig. 5, Fig. 6, Figure 16, Figure 17, Figure 20 to Figure 25, the utility model relates to a kind of quick push rod injecting type glue dispensing valve of built-in heating element heater, is provided with shower nozzle holder 110, the push rod 200 of shower nozzle 100, the piston 210 that sealing ring 215 is housed, piston fixture 220, cylinder main body 300, the push rod stroke adjustment part 410 that sealing ring 415 is housed, push rod back-moving spring 440 in comprising, advances glue assembly 500 and air intake assembly 600; Described advance glue assembly 500 comprise be provided with glue through hole 513 into advance the quick adapter 510 of glue, with described advance the glue inlet tube 520 that quick adapter 510 glue-feeders 515 of glue are connected and be provided with glue through hole 533 into advance glue adapter sleeve 530; Described air intake assembly 600 comprises air inlet snap joint 610 and the air inlet pipe 620 that is provided with air inlet through hole (not marking), insert in the endoporus of air inlet snap joint 610 outer ring of air inlet pipe 620, block by the clamping body (not marking) in air inlet snap joint 610 endoporus, perhaps the endoporus of air inlet pipe 620 is inserted in the outer ring of air inlet snap joint 610, is blocked by the clamping body (not marking) in air inlet snap joint 610 outer rings; The described air inlet snap joint 610 of advancing quick adapter 510 of glue and air intake assembly 600 of advancing glue assembly 500 is connected with described cylinder main body 300 respectively, generally connects with helicitic texture locking; Described shower nozzle holder 110 upper ends are connected locking with described cylinder main body 300 lower ends, generally connect with helicitic texture locking, be fixed with the described glue adapter sleeve 530 that advances between the position, hole 104 of described shower nozzle 100 upper ends and the position, hole 304 of described cylinder main body 300 lower ends, the described glue through hole 533 that advances that advances glue adapter sleeve 530 fuses the glue through holes 103 that advance that advance in glue through hole 303 and the shower nozzle 100 in the described cylinder main body 300; Described push rod 200 passes described cylinder main body 300 interior bone, and its below is arranged in described shower nozzle 100 endoporus 101, after described piston 210 endoporus are passed in its top, is connected locking by described piston fixture 220, generally connects with helicitic texture locking; Described piston 210 relies on the sealing ring 215 on it to be sealed and matched with described cylinder main body 300 endoporus; Described cylinder main body 300 upper ends are connected locking with described push rod stroke adjustment part 410 lower ends, generally connect with helicitic texture locking, and described push rod stroke adjustment part 410 relies on the sealing ring 415 on it to be sealed and matched with described cylinder main body 300 endoporus; Described push rod back-moving spring 440 is arranged in the endoporus 418 of described push rod stroke adjustment part 410 lower ends, and inwall on the described endoporus 418 is withstood in its upper end, and described piston fixture 220 upper surfaces are withstood in its lower end; There is certain interval described push rod stroke adjustment part 410 lower surfaces and described piston fixture 220 upper surfaces; Piston 210 and the described push rod 200 of piston fixture 220 drives that described sealing ring 215 is housed can slide up and down in described cylinder main body 300 endoporus together; Also comprise the heating element heater 700 that is arranged in described shower nozzle holder 110 endoporus 111, the feed wire 710 of this heating element heater 700 is drawn from the through hole 115 of described shower nozzle holder 110,700 effects of described heating element heater are to flowing through colloids (not marking) heating in shower nozzle 100 endoporus 101, thereby make described quick push rod injecting type glue dispensing valve have advantages such as specious, that volume is little, safety, heating are fast.For temperature control accuracy height, the described heating element heater 700 temperature controlling circuit (not marking) of control also can be arranged in described shower nozzle holder 110 endoporus 111 simultaneously; Perhaps, the described heating element heater 700 temperature controlling circuit of control can be arranged on the periphery of described shower nozzle holder 110 if think convenient for maintaining.
Referring to Fig. 1, Fig. 3 and Figure 17, for length elegant in appearance and shortening cylinder main body 300, usually enter the both sides that glue assembly 500 and air intake assembly 600 are installed in cylinder main body 300 respectively with described, as with as described in advance glue assembly 500 the quick adapter 510 of glue that advances be installed in the left hole 307 of cylinder main body 300, this left hole 307 is connected with the glue through hole 303 that advances in the described cylinder main body 300; The air inlet snap joint 610 of air intake assembly 600 is installed in the right ports 308 of cylinder main body 300, and this right ports 308 is connected with the endoporus of described cylinder main body 300; Maintenance is for convenience advanced the quick adapter 510 of glue and is all adopted helicitic texture locking to be connected with the left hole 307 of cylinder main body 300 with the air inlet snap joint 610 and the right ports 308 of cylinder main body 300.
Referring to Fig. 1, Fig. 3, Fig. 8, Fig. 9, Figure 12 to Figure 15, and Figure 25, described piston fixture 220 is provided with internal thread 226, lock with the external screw thread 206 on the described push rod 200, between described piston fixture 220 and described push rod stroke adjustment part 410, can be provided with push rod back-moving spring retaining pad 240, the hole 243 of push rod back-moving spring retaining pad 240 lower ends is enclosed within on the piston fixture 220, insert in the endoporus of push rod back-moving spring 440 at push rod back-moving spring retaining pad position, 240 upper end 242, and insert in the endoporus at push rod back-moving spring retaining pad position, 240 upper end 242 at position, described push rod 200 upper end 207; Described push rod back-moving spring 440 is arranged in the endoporus 418 of described push rod stroke adjustment part 410 lower ends, and inwall on the described endoporus 418 is withstood in its upper end, and described push rod back-moving spring retaining pad 240 upper end 241 are withstood in its lower end; In the raw the time, described push rod stroke adjustment part 410 lower surfaces and described push rod back-moving spring retaining pad 240 upper end 241 leave certain interval 260 at push rod back-moving spring 440; Piston 210, piston fixture 220 and described push rod back-moving spring retaining pad 240 that described sealing ring 215 is housed drive described push rod 200 and can slide up and down in described cylinder main body 300 endoporus together.
Perhaps, it is piston fixed stop pad 290 (making an integral body ratio is divided into two parts assemblings and dismantles difficulty) that described piston fixture 220 and push rod back-moving spring retaining pad 240 are made of one, as shown in figure 31, piston fixed stop pad 290 is provided with internal thread 296, position, upper end 292 and upper end 291 etc. accordingly.
Referring to Fig. 3, Fig. 6 and Figure 17, in order to have guaranteed the axiality between cylinder main body 300, shower nozzle 100 and the push rod 200 effectively, center, above-mentioned cylinder main body 300 lower end is provided with and the adaptive groove 320 in outer ring, described shower nozzle 100 upper end, groove 320 is a tight fit with outer ring, shower nozzle 100 upper end, and makes cylinder main body 300 and shower nozzle 100 center that coexists.
Referring to Fig. 1, Fig. 3, Fig. 8, Fig. 9 and Figure 17, can not reveal in order to have guaranteed the gas that enters in cylinder main body 300 endoporus, also be provided with the seal cover 310 that sealing ring 315 is housed in above-mentioned cylinder main body 300 endoporus, described seal cover 310 is positioned at described air intake assembly 600 below right ports 308 that cylinder main body 300 is connected, the outer ring of described seal cover 310 and described cylinder main body 300 endoporus are adaptive, and described seal cover 310 relies on its interior sealing ring 315 and the middle part 204 of described push rod 200 to be sealed and matched; Better in order to seal, the most handy two are set with the seal cover 310 of sealing ring 315.
Referring to Fig. 1, Fig. 3, Fig. 9, Figure 10, Figure 11 and Figure 17, in order to slow down the bump of described piston 210 and cylinder main body 300 endoporus, also be provided with push rod spacing crash pad 230 up and down in above-mentioned cylinder main body 300 endoporus, the described push rod outer ring and described cylinder main body 300 endoporus of spacing crash pad 230 up and down is matched in clearance, the described push rod inner ring of spacing crash pad 230 up and down is contained on the outer ring of described piston 210 lower ends 219, and be with it tight fit, the endoporus of described piston 210 is located at 205 places, position, middle and upper part of described push rod 200.
Referring to Figure 16 to Figure 18, easy for installation in order to make between described quick push rod injecting type glue dispensing valve and the miscellaneous equipment, above-mentioned cylinder main body also is fixed with installation base plate 330 on 300 outer rings, the shape of described installation base plate 330 can be dovetail shaped, just becomes very easy by the installation between installation base plate 330 and the miscellaneous equipment.
Referring to Fig. 4 and Fig. 6, for make in the shower nozzle 100 advance glue through hole 103 and endoporus 101 is communicated with easy to process, and glue is sprayed in time and uninterruptedly in the spray glue hole 102 of shower nozzle 100 when operate as normal, above-mentioned shower nozzle 100 inside also are provided with fabrication hole position 105, described fabrication hole position 105 is divided into upper and lower two sections with endoporus 101, described fabrication hole position 105 is communicated with glue through hole 103 and the endoporus 101 that advance of described shower nozzle 100, and fabrication hole position 105 is bigger, can store some colloids (not marking).
Referring to Fig. 1 and Fig. 2, and Fig. 4 to Fig. 9, also be provided with hole, balancing gate pit 107 between the endoporus 101 of described shower nozzle 100 and the spray glue hole 102, there is heavy glue in hole, balancing gate pit 107 and reduces it and the effect of push rod 200 lower ends, 203 frictions, be communicated with by taper hole 106 between hole, balancing gate pit 107 and endoporus 101 hypomeres, be communicated with by taper hole 108 between hole, balancing gate pit 107 and the spray glue hole 102, easy to process like this; Push rod 200 bottoms 201 are positioned at shower nozzle 100 endoporus 101 epimeres, push rod 200 bottoms 202 are positioned at shower nozzle 100 endoporus 101 hypomeres, push rod 202 outer rings, 200 bottoms and shower nozzle 100 endoporus 101 hypomere inner rings have certain clearance 270, at push rod back-moving spring 440 in the raw down, push rod 200 lower ends 203 clog the hole, balancing gate pit 107 of shower nozzle 100 lower ends.Shower nozzle outer ring, 100 upper end and shower nozzle holder 110 endoporus are tight fit, stretch out from shower nozzle holder 110 lower end endoporus shower nozzle 100 lower end parts 109 bottoms, and described heating element heater 700 is arranged in described shower nozzle holder 110 endoporus 111 around shower nozzle 100 lower end parts 109 whole outer rings.
Referring to Fig. 3 and Figure 30, in order to make glue inlet tube 520 and to advance can not cause between quick adapter 510 endoporus of glue colloid to stop up, above-mentionedly advance on quick adapter 510 glue-feeders of glue 515 outer rings plural at least hangnail structure 516 is arranged, when described glue inlet tube 520 is inserted in describedly when advancing on quick adapter 510 glue-feeders of glue 515 outer rings, described hangnail structure 516 is clamped on described glue inlet tube 520 describedly to advance on quick adapter 510 glue-feeders 515 of glue.
Referring to Fig. 3, in order to make the long service life of the quick adapter 510 of glue into and cylinder main body 300 good seals and sealing gasket, above-mentionedly advance the sealing gasket 540 that the quick adapter 510 of glue and described cylinder main body 300 connections are provided with a soft copper material.
Referring to Fig. 1, Fig. 3 and Figure 17, and Figure 24 to Figure 27, convenient and the periodic maintenance for manual operations, above-mentioned push rod stroke adjustment part 410 upper ends also are fixed with stroke regulating handle 430, described stroke regulating handle also is provided with knurling structure 431 on 430 outer rings, and described stroke regulating handle 430 and push rod stroke adjustment part 410 centers are respectively equipped with through hole 439,419; Described cylinder main body 300 belows are provided with the hole 306 that is connected with described cylinder main body 300 endoporus; There are two effects in through hole 439,419 and hole 306: first, when described quick push rod injecting type glue dispensing valve is worked, air pressure in its cylinder main body 300 endoporus is very high, when surpassing the setting value of regulation, by through hole 439,419 and hole 306 pressure releases, the air pressure in cylinder main body 300 endoporus is in the normal range (NR); Second, when described quick push rod injecting type glue dispensing valve need maintain, can regularly add lubricating oil by through hole 439,419, make between push rod back-moving spring 440 and push rod stroke adjustment part 410 lower end endoporus 418 inwalls, piston 210 outer rings and on sealing ring 215 outer rings and cylinder main body 300 endoporus inwalls between keep lubricated, and can regularly add lubricating oil by hole 306, make between the endoporus inwall of push rod 200 bottoms and cylinder main body 300 and shower nozzle 100 to keep lubricating.Knurling structure 431 can be to roll straight burr or roll reticulate pattern etc.; In the assembling process, increase the frictional resistance between hand and the stroke regulating handle 430, be difficult for sliding hand, therefore need not relend with any auxiliary assembly tool, merely just can be push rod stroke adjustment part 410 and cylinder main body 300 lockings and dismounting with hand; Make its assembling and unloading process in simple and convenient, efficient is high.
In like manner, referring to Fig. 1, Fig. 3 and Figure 20, on described shower nozzle holder 110 outer rings, also be provided with knurling structure 119, by the knurling structure 119 on shower nozzle holder 110 outer rings, need not relend with any auxiliary assembly tool yet, merely just can be shower nozzle holder 110 and cylinder main body 300 lockings and dismounting with hand; Also make its assembling and unloading process in simple and convenient, efficient is high.
Referring to Fig. 1, between the shower nozzle holder 110 and cylinder main body 300 of quick push rod injecting type glue dispensing valve described in the utility model, and between push rod stroke adjustment part 410 and the cylinder main body 300, all can adopt be accurate fine thread structure carry out each other the location be connected, because accurate fine thread structure has self-locking and locking effect, therefore after locking, shower nozzle holder 110 is difficult for getting loose with cylinder main body 300 with cylinder main body 300 and push rod stroke adjustment part 410.Adopt between push rod stroke adjustment part 410 and the cylinder main body 300 accurate fine thread structure carry out each other the location be connected, in the time of also can guaranteeing to regulate the gap 260 between push rod stroke adjustment part 410 and piston fixture 220 or the push rod back-moving spring retaining pad 240, be easy to realize accurate microspur adjusting.
Quick push rod injecting type glue dispensing valve described in the utility model is furnished with solenoid directional control valve (not marking) at an end of air inlet pipe 620, in order to the air pressure on-off in the control air inlet pipe 620.Is furnished with barrel (not marking) so that the splendid attire colloid externally passes to air pressure the interior colloid of barrel is flow in the glue inlet tube 520 at an end of glue inlet tube 520.
Quick push rod injecting type glue dispensing valve described in the utility model, colloid comprises A glue, B glue, diffusant and fluorescent material, wherein A glue, B glue and diffusant are that Taiwan Hui Li company produces, A glue model is that WL-800A-15, B glue model are that WL-800B-15 and diffusant model are DF-090, fluorescent material is that the grand company in Taiwan produces, the fluorescent material model is 902-3/4/5, and the particle diameter of fluorescent material is 0.01 millimeter.Mixed proportion is: A glue: B glue: diffusant: fluorescent material=0.1:0.28:0.12:0.022, the viscosity of colloid was 1750cps after glue mixed, and poured in the barrel after stirring.
Quick push rod injecting type glue dispensing valve described in the utility model, referring to Fig. 6 and Fig. 7, spray glue hole 102 diameters of shower nozzle 100 are between 0.13 millimeter ~ 0.75 millimeter. in a most preferred embodiment of the present utility model, spray glue hole 102 diameters of shower nozzle 100 are 0.2 millimeter, the air pressure that flows in order to the control colloid is 0.28MPa, is 0.4 ~ 0.5MPa in order to control push rod 200 and piston 210 reciprocating air pressure.
The course of work of quick push rod injecting type glue dispensing valve described in the utility model is as follows:
Referring to Fig. 1, Fig. 6 and Figure 23, enter into and advance glue through hole 103 in the shower nozzle 100 from the endoporus of glue inlet tube 520, the glue through hole 533 that advances that advances glue through hole 303, advances in the glue adapter sleeve 530 that advances in glue through hole 513, the cylinder main body 300 that advances in the quick adapter 510 of glue when certain air pressure promotes colloid, arrive in the hypomere endoporus 101 of shower nozzle 100 preheating in the hypomere endoporus 101 of shower nozzle 100 of colloid this moment then.
Referring to Fig. 1, Fig. 6 and Fig. 9, when not needing to spray glue, the solenoid directional control valve of control air inlet pipe 620 internal gas pressures is in the normally open of outage, this moment, gas can not enter air inlet pipe 620, in the cylinder body cavity volume of quick adapter 610 of air inlet and cylinder main body 300, simultaneously owing to do not have gas pressure in piston 210 lower ends, piston 210 can not on move, push rod 200 its lower end part 203 under the pressure of push rod back-moving spring 440 clogs the hole, balancing gate pit 107 of shower nozzle 100 lower ends, colloid just can not flow into the hole, balancing gate pit 107 of shower nozzle 100 lower ends from the hypomere endoporus 101 of shower nozzle 100, thereby colloid just can not sprayed in the spray glue hole of shower nozzle 100 lower ends 102.
Referring to Fig. 2, Fig. 6 and Fig. 9, when needs spray glue, the solenoid directional control valve of control air inlet pipe 620 internal gas pressures is in the closure state of energising, it is in the cylinder body cavity volume with the endoporus that the quick adapter 610 of air inlet enters cylinder main body 300 that Pneumatic pipe cleaner is crossed air inlet pipe 620, after acting on the pressure of thrust that piston 210 makes progress greater than push rod back-moving spring 440, move on the piston 210, thereby driving push rod 200 moves synchronously, this moment, push rod 200 lower end parts 203 separated with the hole, balancing gate pit 107 of shower nozzle 100 lower ends, make and form certain clearance 280 between the hole, balancing gate pit 107 of push rod 200 lower end parts 203 and shower nozzle 100 lower ends, colloid flow into the hole, balancing gate pit 107 of shower nozzle 100 lower ends from the hypomere endoporus 101 of shower nozzle 100, arrive at last in the spray glue hole 102 of shower nozzle 100 lower ends, and ejection.
Referring to Fig. 1, Fig. 6 and Fig. 9, when the solenoid directional control valve of control air inlet pipe 620 internal gas pressures is in the normally open of outage, air pressure disconnects, push rod 200 resets under the pressure effect of push rod back-moving spring 440 fast, in the process that resets, produce a kind of acceleration shock power, thereby impel colloid spouting fast from the spray glue hole 102 of shower nozzle 100 lower ends, and make push rod 200 lower end parts 203 clog the hole, balancing gate pit 107 of shower nozzle 100 lower ends, colloid just can not flow into the hole, balancing gate pit 107 of shower nozzle 100 lower ends from the hypomere endoporus 101 of shower nozzle 100 again, thereby colloid just can not sprayed in the spray glue hole of shower nozzle 100 lower ends 102.Go round and begin again like this.
Referring to Fig. 1, Fig. 3, Figure 25, Figure 28 and Figure 29,417 outer rings, position, push rod stroke adjustment part 410 upper end are provided with push rod stroke adjustment calibration loop 420, and surface, described push rod stroke adjustment calibration loop 420 outer ring indicates the scale value of five equilibrium.The upper end of described cylinder main body 300 outer surfaces also indicates the scale coordinate with the lower end that push rod stroke adjustment calibration loop 420 contacts.Described push rod stroke adjustment calibration loop 420 revolves whenever that to turn around be 0.75 millimeter.When the gap 260 between adjusting push rod stroke adjustment part 410 and piston fixture 220 or the push rod back-moving spring retaining pad 240, can just can guarantee the gap 260 between push rod stroke adjustment part 410 and piston fixture 220 or the push rod back-moving spring retaining pad 240 according to the scale value that push rod stroke adjustment calibration loop 420 is marked with rapidly and exactly, thereby advance to guarantee to regulate the glue point size of spray glue.
Quick push rod injecting type glue dispensing valve described in the utility model such as need are regulated the size of spraying glue point, can regulate by the following method:
Referring to Fig. 1, Fig. 6 and Fig. 9, regulate the gap 260 between push rod stroke adjustment part 410 and piston fixture 220 or the push rod back-moving spring retaining pad 240, promptly ought turn push rod stroke adjustment part 410 clockwise, gap 260 between push rod stroke adjustment part 410 and piston fixture 220 or the push rod back-moving spring retaining pad 240 is reduced, thereby the space of moving on the piston 210 dwindles, gap between the hole, balancing gate pit 107 of push rod 200 lower end parts 203 and shower nozzle 100 lower ends reduces, this moment is when losing under the situation of colloid pressure, by minimizing to some extent before the colloid flow-rate ratio in the gap between the hole, balancing gate pit 107 of push rod 200 lower end parts 203 and shower nozzle 100 lower ends, the glue point that ejects from the spray glue hole 102 of shower nozzle 100 lower ends also reduces thus in the identical time.Otherwise when turning push rod stroke adjustment part 410 counterclockwise, the glue point that ejects from the spray glue hole 102 of shower nozzle 100 lower ends can increase.
Quick push rod injecting type glue dispensing valve described in the utility model, used Pneumatic controller can adopt the control mode of conventional baric systerm.The compressed air that uses needs wherein moisture content, oil stain filtered and to separate through " little mist separator ", and is pure to guarantee compressed-air actuated quality, thus the service life of improving described quick push rod injecting type glue dispensing valve.Aspect the type selecting of the solenoid directional control valve of controlling air inlet pipe 620 internal gas pressures, the reflection time of solenoid directional control valve should lack, it is fast that commutating frequency is wanted, and the Cv value of solenoid directional control valve will reach more than 0.2, so that adapt to the requirement that quick push rod injecting type glue dispensing valve described in the utility model sprays glue fast.
The above embodiment has only expressed preferred implementation of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim; Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model; Therefore, all equivalents and modifications of being done with the utility model claim scope all should belong to the covering scope of the utility model claim.
Claims (10)
1. the quick push rod injecting type glue dispensing valve of a built-in heating element heater comprises shower nozzle holder (110), the push rod (200) that is provided with shower nozzle (100) in it, the piston (210) that sealing ring (215) are housed, piston fixture (220), cylinder main body (300), the push rod stroke adjustment part (410) that sealing ring (415) is housed, push rod back-moving spring (440), advances glue assembly (500) and air intake assembly (600); Described advance glue assembly (500) comprise be provided with glue through hole (513) into advance the quick adapter of glue (510), with described advance the glue inlet tube (520) that the quick adapter of glue (510) glue-feeder (515) is connected and be provided with glue through hole (533) into advance glue adapter sleeve (530); Describedly advance the quick adapter of glue (510) and be connected with described cylinder main body (300) respectively with air intake assembly (600); Described shower nozzle holder (110) upper end is connected locking with described cylinder main body (300) lower end, be fixed with the described glue adapter sleeve (530) that advances between the position, hole (104) of described shower nozzle (100) upper end and the position, hole (304) of described cylinder main body (300) lower end, described advance glue adapter sleeve (530) advance glue through hole (533) with in the described cylinder main body (300) advance glue through hole (303) and the interior glue through hole (103) that advances of shower nozzle (100) fuses; Described push rod (200) passes described cylinder main body (300) interior bone, and its below is arranged in described shower nozzle (100) endoporus (101), after described piston (210) endoporus is passed in its top, is connected locking by described piston fixture (220); Described piston (210) relies on the sealing ring (215) on it to be sealed and matched with described cylinder main body (300) endoporus; Described cylinder main body (300) upper end is connected locking with described push rod stroke adjustment part (410) lower end, and described push rod stroke adjustment part (410) relies on the sealing ring (415) on it to be sealed and matched with described cylinder main body (300) endoporus; Described push rod back-moving spring (440) is arranged in the endoporus (418) of described push rod stroke adjustment part (410) lower end, and its upper end is withstood described endoporus (418) and gone up inwall, and described piston fixture (220) upper surface is withstood in its lower end; There is certain interval described push rod stroke adjustment part (410) lower surface and described piston fixture (220) upper surface; The piston (210) of described sealing ring (215) and piston fixture (220) are housed to be driven described push rod (200) and can slide up and down in described cylinder main body (300) endoporus together; It is characterized in that:
Also comprise the heating element heater (700) that is arranged in described shower nozzle holder (110) endoporus (111), the feed wire (710) of this heating element heater (700) is drawn from the through hole (115) of described shower nozzle holder (110).
2. the quick push rod injecting type glue dispensing valve of built-in heating element heater according to claim 1 is characterized in that:
Also be provided with control described heating element heater (700) temperature controlling circuit in described shower nozzle holder (110) endoporus (111).
3. the quick push rod injecting type glue dispensing valve of built-in heating element heater according to claim 1 and 2 is characterized in that:
Described cylinder main body (300) center, lower end is provided with and the adaptive groove (320) in described shower nozzle (100) outer ring, upper end.
4. the quick push rod injecting type glue dispensing valve of built-in heating element heater according to claim 3 is characterized in that:
Also be provided with the seal cover (310) that sealing ring (315) are housed in described cylinder main body (300) endoporus, described seal cover (310) is positioned at described air intake assembly (600) below endoporus that cylinder main body (300) is connected, the outer ring of described seal cover (310) and described cylinder main body (300) endoporus are adaptive, and described seal cover (310) relies on the sealing ring (315) in it to be sealed and matched with described push rod (200).
5. the quick push rod injecting type glue dispensing valve of built-in heating element heater according to claim 4 is characterized in that:
Also be provided with push rod spacing crash pad (230) up and down in described cylinder main body (300) endoporus, the described push rod outer ring and described cylinder main body (300) endoporus of spacing crash pad (230) up and down is a matched in clearance, the described push rod inner ring of spacing crash pad (230) up and down is contained on the outer ring of described piston (210) lower end (219), and is with it tight fit.
6. the quick push rod injecting type glue dispensing valve of built-in heating element heater according to claim 5 is characterized in that:
Described cylinder main body (300) also is fixed with installation base plate (330) on the outer ring.
7. the quick push rod injecting type glue dispensing valve of built-in heating element heater according to claim 1 and 2 is characterized in that:
Described shower nozzle (100) inside also is provided with fabrication hole position (105), and described fabrication hole position (105) is communicated with advance glue through hole (103) and the endoporus (101) of described shower nozzle (100); Also be provided with hole, balancing gate pit (107) between the endoporus (101) of described shower nozzle (100) and the spray glue hole (102).
8. the quick push rod injecting type glue dispensing valve of built-in heating element heater according to claim 1 and 2 is characterized in that:
Describedly advance on the quick adapter of glue (510) glue-feeder (515) outer ring plural at least hangnail structure (516) is arranged, when described glue inlet tube (520) is inserted in describedly when advancing on the quick adapter of glue (510) glue-feeder (515) outer ring, described hangnail structure (516) is clamped on described glue inlet tube (520) describedly to advance on the quick adapter of glue (510) glue-feeder (515).
9. the quick push rod injecting type glue dispensing valve of built-in heating element heater according to claim 8 is characterized in that:
Describedly advance the sealing gasket (540) that the quick adapter of glue (510) and described cylinder main body (300) connection are provided with a soft copper material.
10. the quick push rod injecting type glue dispensing valve of built-in heating element heater according to claim 1 and 2 is characterized in that:
Described push rod stroke adjustment part (410) upper end also is fixed with stroke regulating handle (430), described stroke regulating handle (430) also is provided with knurling structure (431) on the outer ring, and described stroke regulating handle (430) and push rod stroke adjustment part (410) center are respectively equipped with through hole (439,419); Described cylinder main body (300) below is provided with the hole (306) that is connected with described cylinder main body (300) endoporus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200961136U CN201260998Y (en) | 2008-07-30 | 2008-07-30 | Rapid pushrod injection type glue-dropping valve with built-in heating element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200961136U CN201260998Y (en) | 2008-07-30 | 2008-07-30 | Rapid pushrod injection type glue-dropping valve with built-in heating element |
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| Publication Number | Publication Date |
|---|---|
| CN201260998Y true CN201260998Y (en) | 2009-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200961136U Expired - Fee Related CN201260998Y (en) | 2008-07-30 | 2008-07-30 | Rapid pushrod injection type glue-dropping valve with built-in heating element |
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| CN (1) | CN201260998Y (en) |
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| CN111013954A (en) * | 2019-12-05 | 2020-04-17 | 安徽爱意爱机电科技有限公司 | Automatic heating glue sprayer |
| CN112138885A (en) * | 2020-09-30 | 2020-12-29 | 冉欣平 | Spout fine hair and spout mucilage binding and put shower nozzle based on new generation information technology |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090624 Termination date: 20120730 |