CN205656508U - Flow metering device - Google Patents
Flow metering device Download PDFInfo
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- CN205656508U CN205656508U CN201620459585.8U CN201620459585U CN205656508U CN 205656508 U CN205656508 U CN 205656508U CN 201620459585 U CN201620459585 U CN 201620459585U CN 205656508 U CN205656508 U CN 205656508U
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Abstract
The application discloses flow metering device and working method, this flow metering device includes: metering unit is including at least one piston assembly, the base plate subassembly is fixed in metering unit's below, including base plate and switch module, is formed with fluid passage independent more than 1 on the base plate, and every fluid passage corresponds respectively and communicates in 1 piston assembly's below, every fluid passage has an import, runner entry, power switch import, piston import, piston export, the export of first -class way, power switch export, an export respectively, drive assembly acts on piston assembly pours into the fluid in it into from the import. Adopt the utility model discloses a fluid passage structure, cooperation elastic sealing element, it is sealed effectual, long service life, fluid measuring accuracy is high moreover, and the degradable low energy consumption reduces equipment accessories, reduces the equipment volume to reducible fluid is extravagant, reduces the use of cleaner, realizes the environmental protection operation, reduces carbon and discharge.
Description
Technical field
The application relates to a kind of apparatus for metering fluids, is mainly used in new forms of energy, LED and the efficient illumination, relay, sensor, pcb board etc. such as new-energy automobile and automotive electronics, wind-power electricity generation, photovoltaic solar cell assembly manufacturing technology field.
Background technology
Glue-injection machine is that special convection cell is controlled, and by fluid drop, coating, embedding in product surface or the automatic machinery of interiors of products so that it is reach the equipment of effects such as sealing, fixing, waterproof.The bonding of glue, oil and other liquid, perfusion, the coating that are mainly used in production, seal, fill.
Glue-injection machine all can arrange injecting glue metering section, and the most accurately, control the proportioning of glue injecting head different fluid efficiently and flow is current problem in urgent need to solve.
Utility model content
The purpose of this utility model is to provide a kind of apparatus for metering fluids and method of work thereof, to overcome deficiency of the prior art.
For achieving the above object, the following technical scheme of this utility model offer:
The embodiment of the present application discloses a kind of apparatus for metering fluids, including:
Gauge assembly, including at least one piston component；
Board unit, it is fixed on the lower section of gauge assembly, including substrate and switch module, more than 1 independent fluid passage it is formed with on substrate, the corresponding lower section being communicated in 1 described piston component respectively, each fluid passage, each fluid passage is respectively provided with an import, a flow channel entry point, a power switch import, a piston import, a piston outlet, a runner exit, a power switch outlet, an outlet；Described import communicates with flow channel entry point, and flow channel entry point communicates with power switch import, and power switch import communicates with piston import；Piston import communicates with piston outlet；Piston outlet communicates with runner exit, and runner exit communicates with power switch outlet, and power switch outlet communicates with outlet；Switch module is in order to realize the opening and closing exporting power switch import and power switch；
Drive assembly, act on described piston component and its interior fluid is injected from import.
Preferably, in above-mentioned apparatus for metering fluids, the surrounding of described power switch import and power switch outlet is the most recessed to be formed with inflow cell body and flows out cell body, described power switch import is connected by flow channel entry point between cell body with flowing into, and power switch outlet is connected by runner exit between cell body with flowing out.
Preferably, in above-mentioned apparatus for metering fluids, described switch module includes piston cage plate and cover plate, described piston cage plate is fixed between cover plate and substrate, and piston cage plate hides in flowing into cell body and flowing out cell body side, on described piston cage plate, corresponding power switch import and power switch exit position offer through hole respectively, it is correspondingly provided with movable block in this through hole, described movable block is connected with driving means, this driving means acts on movable block so that it is open or close power switch import or power switch outlet.
Preferably, in above-mentioned apparatus for metering fluids, described driving means includes the power hole being opened on cover plate, and this one end, power hole connects with external power supply, and the other end is communicated in the end face of movable block.
Preferably, in above-mentioned apparatus for metering fluids, the contact surface of described power switch import or power switch outlet and movable block does not protrude out the surface of substrate.
Preferably, in above-mentioned apparatus for metering fluids, described import is formed at the same side of substrate or is distributed in substrate both sides, and the outlet of described fluid passage is formed at the bottom surface of substrate.
Preferably, in above-mentioned apparatus for metering fluids, in fluid volume ratio, set the interior section area ratio of each piston, different fluids is measured；
Compared with prior art, the utility model has the advantage of:
(1), this utility model use screw mandrel type of drive, fluid metering precision can be improved；
(2), this utility model in fluid volume ratio, set the interior section area ratio of each piston, different fluids measured, distributing precision can be improved further；
(3), each piston component of this utility model be independent device, can according to different ratio require it is carried out dismounting and change；
(4), inhaling after glue completes, before plastic emitting and during plastic emitting, piston rod is in sustained height all the time, so that it is guaranteed that the synchronization of different fluids and proportioning are accurate；
(5), fluid passage realize opening and closing, good sealing effect by power mode, service life is long；
(6), intensive runner design, a set of drive system can be used, simultaneously drive and overlap metering system more；
(7), this utility model by improving the synchronization of fluid metering and distributing precision, the fluid wastage during equipment debugging can be reduced.
(8), this utility model by improving the synchronization of fluid metering and distributing precision, the use of cleanout fluid during equipment debugging can be reduced, thus reduce discharging of waste liquid, it is achieved low-carbon (LC), environmental protection.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only some embodiments described in the application, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 show the perspective view of apparatus for metering fluids in this utility model specific embodiment；
Fig. 2 show the structural representation driving assembly in this utility model specific embodiment；
Fig. 3 show the structural representation of gauge assembly in this utility model specific embodiment；
Fig. 4 show the perspective exploded view of board unit in this utility model specific embodiment；
Fig. 5 show the perspective exploded view at another visual angle of board unit in this utility model specific embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is described in detail, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained on the premise of not making creative work, broadly fall into the scope of this utility model protection.
The present embodiment is specifically described with point gum machine, it should be understood, however, that, point gum machine is that a kind of equipment of this utility model application describes, and this technology is equally applicable to: the similar relevant device applied with fluid proportioning, distribution, drop, coating, embedding etc. such as glue pouring machine, glue-injection machine, adhesive supplier, oiling machine, filling machine, glue sprayer, coating machine, fluid distribution apparatus.
Shown in Fig. 1, apparatus for metering fluids includes support 1, drives assembly 2 and injecting glue assembly 3, drives assembly 2 to be installed on support 1, and injecting glue assembly 3 is relatively fixed with support 1, and injecting glue assembly 3 includes more than 1 independent fluid passage.
In this technical scheme, by each fluid passage respectively in order to be passed through different material, realize mixing at the port of export with certain proportioning.
Shown in Fig. 2, assembly 2 is driven to include motor 21, drive mechanism, screw mandrel 24, nut support block 25 and drive block 26, screw mandrel 24 is vertically arranged, and be pivotally mounted on support 1, nut support block 25 is rotatably assorted with screw mandrel 24, drive block 26, by installing plate, is fixed on nut support block 25, and motor 21 is connected to screw mandrel 24 by drive mechanism and screw mandrel can be driven to rotate.
Further, drive mechanism includes that active synchronization wheel 22 and driven synchronization wheel 23, active synchronization wheel 22 are installed on the outfan of motor 21, and driven synchronization wheel 23 is fixed on screw mandrel 24, and active synchronization wheel 22 and driven synchronization are in transmission connection between wheel 23.
In one embodiment, the outfan of motor can be directly connected in the end of screw mandrel by shaft coupling, and motor can also be by the way of the engagement of two gears, or the mode that wheel and rack coordinates imparts power to screw mandrel.
Further, support 1 has an installation cavity 11, and motor 21 is fixed on the top of support 1, fixes in the outfan of motor 21 convexedly stretches in installation cavity 11 and with active synchronization wheel 22.
Preferably, driven synchronization is connected by belt transmission between wheel 23 with active synchronization wheel 22, and driven synchronization wheel 23 and active synchronization wheel 22 are positioned at sustained height, and driven synchronization wheel 23 is installed on the top of screw mandrel 24.
Preferably, support 1 being provided with sensor, this sensor correspondence nut support block 25 arranges to detect its positional information.
It is furthermore preferred that sensor is arranged in installation cavity 11.
Two 14 and 15 the most setting up and down of sensor, this sensor is in order to detect the upper-lower position of nut support block and to send this information to control module, control module acts on motor, to control nut support block maximum displacement position, thus determine the shift position of drive block 26, realize the suction of the most commensurability fluid, it is achieved automatic ration suction.
Further, the outer wall of support 1 is vertically disposed with on screw mandrel fixed block 13 under fixed block 12 and screw mandrel, and the two ends of screw mandrel 24 are rotationally connected with on screw mandrel fixed block 13 under fixed block 12 and screw mandrel respectively.
Further, support 1 is provided with and guides the guide rail (not shown) that nut support block slides up and down along leading screw.
In this technical scheme, during injecting glue work, control module controls electric machine rotation, power drives to the driven wheel that synchronizes, the rotation of driven synchronization wheel belt movable wire bar from active synchronization wheel, and screw mandrel outputs power to nut support block further, threaded engagement is passed through between nut support block and screw mandrel, therefore under screw mandrel rotates, nut support block can move up and down along screw mandrel, nut support block and then drive block can be driven to move up and down.
In this case, the position moved up and down by drive block, determine the fluid volume entered from piston import.
Shown in Fig. 1 and Fig. 3, injecting glue assembly 3 includes gauge assembly 31 setting up and down and board unit 32, and fluid passage is formed on board unit 32.
Gauge assembly 31 includes first piston assembly that is separate and that be vertically arranged and the second piston component.
The quantity of piston component is corresponding with fluid passage quantity, and each fluid passage corresponds respectively to the lower section of a piston component, therefore, in other embodiments, the quantity of piston component can also be one or more than one.
First piston assembly includes first piston set 311, first piston 312 and first piston bar 313, first piston set is installed on board unit 32, the bottom of first piston set 311 and the piston inlet communication of corresponding fluid passage, first piston 312 slides in first piston set 311, one end of first piston bar 313 is fixed with first piston, and the other end protrudes out first piston set top.
Second piston component includes the second piston bush the 314, second piston 315 and the second piston rod 316, second piston bush is installed on board unit 32, the bottom of the second piston bush 314 and the piston inlet communication of corresponding fluid passage, second piston 315 slides in the second piston bush 314, one end of second piston rod 316 is fixed with the second piston, and the other end protrudes out the second piston bush top.
Assembly is driven to act on first piston bar and the top of the second piston rod individually or simultaneously and it at least can be driven to move down.
Further, the top of first piston bar and the second piston rod is positioned at sustained height, and drive block has the pressure surface of a level, and this pressure surface corresponds to first piston bar and the surface of the second piston rod.
Further, gauge assembly 31 also includes that piston bush installing plate 317, piston bush installing plate 317 have the cavity planted for first piston assembly and the second piston component.
In this technical scheme, the operation principle of gauge assembly is, every kind of fluid enters first piston set and the second piston bush by the piston import of each fluid passage and correspondence respectively, under fluid pressure effect, first piston 313 and the second piston 314 rise, during injecting glue, drive block moves down, its pressure surface and first piston bar and the tip contact of the second piston rod, and simultaneously drive first piston bar and the second piston rod moves down, fluid passes sequentially through piston outlet and corresponding fluid passage, and the port of export extrusion from fluid passage under the driving of piston.
In this case, each independent first piston set and the second piston bush are respectively provided with the internal diameter of setting, controlled the proportioning of every kind of fluid by the ratio of internal diameter, owing to first piston set and the second piston bush can independently be replaced, therefore according to ratio requirement, piston bush can be carried out integral replacing.
Shown in Fig. 4 and Fig. 5, board unit 32 includes substrate 321 and switch module 322.
Substrate 321, being formed with more than 1 independent fluid passage on substrate 321, each fluid passage is respectively provided with import 3211, flow channel entry point 3212, power switch import 3213, piston import 3214, piston outlet 3215, runner exit 3216, power switch outlet 3217, outlet 3218.
Switch module 322, is located on power switch import 3213 and on power switch outlet 3217, to realize its opening and closing.
nullFurther，Each described fluid passage includes import 3211 and the flow channel entry point 3212 being opened in substrate side respectively，The surrounding of power switch import 3213 is recessed is formed with inflow cell body 3219，The surrounding of power switch outlet 3217 is recessed is formed with outflow cell body 3220，Wherein import 3211 is connected by flow channel entry point 3212 between cell body 3219 with flowing into，Flow into cell body 3219 to connect with power switch import 3213，Power switch import 3213 connects with piston import 3214，Piston import 3214 connects with piston outlet 3215，Piston outlet 3215 connects with runner exit 3216，Runner exit 3216 connects with flowing out cell body 3220,Flow out cell body 3220 to connect with power switch outlet 3217,Power switch outlet 3217 connects with outlet 3218.Switch module is in order to realize the opening and closing exporting the first power switch import and the first power switch.
Further, switch module 322 includes piston cage plate 3221 and cover plate 3222, piston cage plate is fixed between cover plate and substrate, and piston cage plate 3221 hides in flowing into cell body 3219 and flowing out cell body 3220 side, corresponding power switch import and power switch exit position on piston cage plate 3221, being correspondingly provided with movable block 3224 respectively, movable block 3224 is connected with driving means, and this driving means acts on movable block makes it open or close power switch import or power switch outlet.
Further, driving means includes the power hole 3225 being opened on cover plate 3222, and this one end, power hole connects with external air source or power supply, and the other end is communicated in the end face of movable block.
Further, the contact surface of power switch import or power switch outlet and movable block does not protrude out the surface of substrate.
Further, described import 3211 is respectively formed in the same side of substrate 321 substrate or is distributed in substrate both sides respectively, and outlet 3218 is formed at below substrate 321.
In this case, in fluid volume ratio, design the interior section area ratio that each piston is different, to realize every kind of fluid in proportions metering.
So that fluid proportioning one to, inhale after glue completes, before plastic emitting and during plastic emitting, piston rod is in sustained height all the time.
Glue injection method based on board unit includes step:
1, under dynamic action, during influent stream body, movable block opens power switch import, simultaneously closes off power switch outlet；
2, being injected separately into different fluid from the import of substrate, every kind of fluid respectively enters the inflow cell body of correspondence, and is sequentially entered power switch import by flowing into cell body；
3, fluid promotes piston and piston rod to rise after power switch import enters corresponding piston import；
4, under dynamic action, movable block closes power switch import, opens power switch outlet simultaneously；
5, driving assembly to act on the top of each piston rod individually or simultaneously, each piston rod synchronizes to move down, and fluid enters from piston outlet and flows out cell body, and is entered power switch outlet finally by outlet extrusion by flowing out cell body.
In step (3), when fluid forces piston rises, each piston rod, will not individually plastic emitting less than controlling the correspondence position that part is arranged.
In the method, fluid forces piston rises inhales glue, and after suction glue completes, before plastic emitting and during plastic emitting, each piston rod is in sustained height all the time.
In the method, the proportioning of every kind of fluid, according to different fluid volume ratio, designs each piston and sets different internal diameter ratio control.
It should be noted that, in this article, the relational terms of such as first and second or the like is used merely to separate an entity or operation with another entity or operating space, and not necessarily requires or imply the relation or sequentially that there is any this reality between these entities or operation.And, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, so that include that the process of a series of key element, method, article or equipment not only include those key elements, but also include other key elements being not expressly set out, or also include the key element intrinsic for this process, method, article or equipment.In the case of there is no more restriction, statement " including ... " key element limited, it is not excluded that there is also other identical element in including the process of described key element, method, article or equipment.
The above is only the detailed description of the invention of the application; it should be pointed out that, for those skilled in the art, on the premise of without departing from the application principle; can also make some improvements and modifications, these improvements and modifications also should be regarded as the protection domain of the application.
Claims (6)
1. an apparatus for metering fluids, it is characterised in that including:
Gauge assembly, including at least one piston component；
Board unit, it is fixed on the lower section of gauge assembly, including substrate and switch module, more than 1 independent fluid passage it is formed with on substrate, the corresponding lower section being communicated in 1 described piston component respectively, each fluid passage, each fluid passage is respectively provided with an import, a flow channel entry point, a power switch import, a piston import, a piston outlet, a runner exit, a power switch outlet, an outlet；Described import communicates with flow channel entry point, and flow channel entry point communicates with power switch import, and power switch import communicates with piston import；Piston import communicates with piston outlet；Piston outlet communicates with runner exit, and runner exit communicates with power switch outlet, and power switch outlet communicates with outlet；Switch module is in order to realize the opening and closing exporting power switch import and power switch；
Drive assembly, act on described piston component and its interior fluid is injected from import.
Apparatus for metering fluids the most according to claim 1, it is characterized in that: the surrounding of described power switch import and power switch outlet is the most recessed to be formed with inflow cell body and flows out cell body, described power switch import is connected by flow channel entry point between cell body with flowing into, and power switch outlet is connected by runner exit between cell body with flowing out.
Apparatus for metering fluids the most according to claim 1 and 2, it is characterized in that: described switch module includes piston cage plate and cover plate, described piston cage plate is fixed between cover plate and substrate, and piston cage plate hides in flowing into cell body and flowing out cell body side, on described piston cage plate, corresponding power switch import and power switch exit position offer through hole respectively, it is correspondingly provided with movable block in this through hole, described movable block is connected with driving means, this driving means acts on movable block so that it is open or close power switch import or power switch outlet.
Apparatus for metering fluids the most according to claim 3, it is characterised in that: described driving means includes the power hole being opened on cover plate, and this one end, power hole connects with external power supply, and the other end is communicated in the end face of movable block.
Apparatus for metering fluids the most according to claim 3, it is characterised in that: the contact surface of described power switch import or power switch outlet and movable block does not protrude out the surface of substrate.
Apparatus for metering fluids the most according to claim 1, it is characterised in that: described import is formed at the same side of substrate or is distributed in substrate both sides, and the outlet of described fluid passage is formed at the bottom surface of substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620459585.8U CN205656508U (en) | 2016-05-19 | 2016-05-19 | Flow metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620459585.8U CN205656508U (en) | 2016-05-19 | 2016-05-19 | Flow metering device |
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| CN205656508U true CN205656508U (en) | 2016-10-19 |
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| CN201620459585.8U Active CN205656508U (en) | 2016-05-19 | 2016-05-19 | Flow metering device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106000793A (en) * | 2016-05-19 | 2016-10-12 | 江苏瑞合硕电子科技有限公司 | Fluid metering device and work method thereof |
| CN107377307A (en) * | 2017-08-25 | 2017-11-24 | 江苏瑞合硕电子科技有限公司 | Apparatus for metering fluids |
-
2016
- 2016-05-19 CN CN201620459585.8U patent/CN205656508U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106000793A (en) * | 2016-05-19 | 2016-10-12 | 江苏瑞合硕电子科技有限公司 | Fluid metering device and work method thereof |
| CN106000793B (en) * | 2016-05-19 | 2018-06-05 | 江苏瑞合硕电子科技有限公司 | Apparatus for metering fluids and its method of work |
| CN107377307A (en) * | 2017-08-25 | 2017-11-24 | 江苏瑞合硕电子科技有限公司 | Apparatus for metering fluids |
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