CN102006943B - Device and method for discharging liquid material - Google Patents
Device and method for discharging liquid material Download PDFInfo
- Publication number
- CN102006943B CN102006943B CN200980105701.9A CN200980105701A CN102006943B CN 102006943 B CN102006943 B CN 102006943B CN 200980105701 A CN200980105701 A CN 200980105701A CN 102006943 B CN102006943 B CN 102006943B
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- CN
- China
- Prior art keywords
- fluent material
- discharger
- plunger
- valve
- metering portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B05C5/02—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
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
- B05C11/1015—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves responsive to a conditions of ambient medium or target, e.g. humidity, temperature ; responsive to position or movement of the coating head relative to the target
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
- B05C11/1034—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves specially designed for conducting intermittent application of small quantities, e.g. drops, of coating material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- 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
- B05C5/0229—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 the valve being a gate valve or a sliding valve
- B05C5/0233—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 the valve being a gate valve or a sliding valve rotating valve, e.g. rotating perforated cylinder
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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
- B05C5/027—Coating heads with several outlets, e.g. aligned transversally to the moving direction of a web to be coated
- B05C5/0275—Coating heads with several outlets, e.g. aligned transversally to the moving direction of a web to be coated flow controlled, e.g. by a valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1039—Recovery of excess liquid or other fluent material; Controlling means therefor
Landscapes
- Coating Apparatus (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
A device for discharging a liquid material, in which re-suction operation in application work is minimized without decreasing discharge precision. A device for discharging a liquid material has a liquid material containing section (40), measuring sections (32, 33) into which plungers (30, 31) are inserted, a plunger driver (20), and nozzles (55, 56) having one-to-one correspondence to the measuring sections (32, 33), and the discharging device discharges multiple times a liquid material placed in the measuring sections (32, 33). The discharging device uses the single plunger driver (20) for simultaneously advancing and retracting all the plungers (30, 31).
Description
Technical field
The present invention relates to a kind of precision makes the fluent material trace drip goodly or flies to drip and the device and the method for discharging, more specifically, relate to a kind of suction action again that is coated with in the operation that under not reducing the situation of discharging precision, can make and reach the discharger and the method for least limit.
Background technology
The fluent material trace is dripped or fly to drip and the existing apparatus of discharging patent documentation 1 to 4 device that is disclosed that for example has this case applicant to be developed as precision.
Above-mentioned existing discharger is the fluent material that aspirates in metering portion by making, and the plunger that disposes by watertight carries out repeatedly forward motion of intermittence, circles in the air in each forward motion and discharges the discharge mode of drop.
Patent documentation 1: the Japan Patent spy opens the 2003-190871 communique
Patent documentation 2: the Japan Patent spy opens the 2004-160314 communique
Patent documentation 3: the Japan Patent spy opens the 2004-160276 communique
Patent documentation 4: the Japan Patent spy opens the 2005-40770 communique
Summary of the invention
(problem that invention will solve)
In the discharge mode of existing apparatus, aspirate in the amount of gauge line and be restricted, and the situation of the fluent material that can't aspirate the whole workpiece requirement is arranged.In the case, must in the way of coating operation, carry out suction action again, and the problem that has productivity to reduce.
Herein, the size of increase gauge line then has following problem.
That is, when increasing the soakage of fluent material when the diameter that increases gauge line, be necessary to increase the diameter of plunger, thereby just have a large amount of fluent materials with moving a little of plunger and drip, the result has and is difficult to carry out the problem that trace is discharged.
On the other hand, when increasing the length of gauge line, except meeting causes the device maximization, also have the problem that is difficult to improve the discharge precision.
The object of the present invention is to provide a kind of the reduction under the situation of discharging precision, can make the suction action again that is coated with in the operation reach the discharger and the method for least limit.
(technical scheme of technical solution problem)
The following formation of device of the present invention.That is:
The discharger of fluent material of the present invention, possess the storage of fluent material portion arranged, insert a plurality of metering portion, plunger driving device and a plurality of nozzles corresponding one to one be connected with plunger with each metering portion, and the fluent material that will be fills up to metering portion is repeatedly to discharge, and the discharger of described fluent material is characterised in that: described plunger driving device is to make whole plungers mobile plunger driving device of advancing and retreat simultaneously.
Preferably, described metering portion constitutes whole same capabilities.
Preferably, described metering portion is provided with has the transfer valve that makes the primary importance that metering portion is connected with nozzle and make the second place that metering portion is connected with storage portion respectively, and be provided with the valve drive that the position of each transfer valve is switched simultaneously.
Preferably, described plunger driving device and described valve drive are configured in vertical direction with respect to described a plurality of metering portion.
Preferably, the block that is equipped with described transfer valve is set, is provided with the stream that fluent material branch is flowed into from described reservoir vessel towards each transfer valve at this block.
Preferably, described metering portion is made of the gauge line that can be secured to described block, and is the configuration that adjoins each other.
Preferably, be formed with metering portion at described block.
Preferably, be formed with storage portion at described block.
Apparatus for coating of the present invention possesses the framework that the pallet that is provided with platform is arranged and extend and can move towards a direction on pallet, be provided with described discharger in this framework.
The following formation of method of the present invention, that is:
The discharge method of fluent material of the present invention, from storage portion to inserting filling liquid material in the metering portion be connected with plunger, by the turnover that repeats plunger move with stop the turnover, and with the fluent material in the described metering portion repeatedly to discharge, the discharge method of described fluent material is characterised in that: be provided with a plurality of metering portions and a plurality of nozzles corresponding one to one with each metering portion, and a plurality of plungers are moved simultaneously by plunger driving device, discharge the fluent material in all metering portions thus simultaneously.
Preferably, respectively described metering portion is provided with and has the transfer valve that makes the primary importance that metering portion is connected with nozzle and make the second place that metering portion is connected with storage portion, switch each transfer valve simultaneously by a drive unit on one side, Yi Bian discharge fluent material.
(effect of invention)
According to the present invention, but precision goodly from a plurality of nozzles drip the trace fluent material.
Moreover, can pass through two drive source constituent apparatus, pass through its vertical configuration, slenderly constituent apparatus in addition.
Moreover, because can make the fluent material supplied branch and being directed in a plurality of metering portion in device, thereby can reduce the amount of institute's residual liquid material in the storage portion, can not use fluent material lavishly.
Description of drawings
Fig. 1 is the front appearance figure of the dripping device of embodiment 1.
Fig. 2 is the side outside drawing of device shown in Figure 1.
Fig. 3 is the front section view of dotted line position among Fig. 2.
Fig. 4 is the side sectional view of dotted line position among Fig. 1.
Fig. 5 is the stereogram that is equipped with the apparatus for coating of dripping device shown in Figure 1.
Fig. 6 is the front appearance figure of the dripping device of embodiment 2.
Fig. 7 is the side outside drawing of device shown in Figure 6.
Fig. 8 is the front section view of dotted line position among Fig. 7.
Symbol description
1 dripping device
5 apparatus for coating
6 platforms
7 pallets
10 pedestals
11 plate A
12 plate B
13 plate C
20 motor A
21 slides
22 saddles
30 plunger A
31 plunger B
32 gauge line A
33 gauge line B
34 screw A
35 screw B
36 metering blocks
40 reservoir vessels
41 liquid delivery tubes
42 pressure supply pipes
43 liquid delivery tubes
44 fluent materials
50 valve bodies
51 motor B
52 gear trains
53 A
54 B
55 nozzle A
56 nozzle B
57 valve A
58 valve B
59 fluent material supply openings
60 control device
61 valves plug hole A
62 valves plug hole B
63 storage portions
64 dip hatch A
65 dip hatch B
70 rotation testing agencies
71 sensors
72 check-out consoles
81 movable framework A
82 movable framework B
The specific embodiment
Best mode of the present invention for example is a kind of discharger that possesses the fluent material that a plurality of metering of adjacent configuration portion is arranged, and wherein, above-mentioned metering section does not possess plunger and nozzle are arranged, and possesses to have and make a plurality of plungers mobile drive unit of advancing and retreat simultaneously.
Above-mentioned metering portion is the temporary transient space of moving the fluent material of discharging from nozzle via the turnover of plunger that stores, and its volume size constitutes and is suitable for the fluent material that precision is discharged trace goodly.Metering portion is set to a plurality of reasons and is not to be to make the volume of a metering portion to become big, but makes the volume of metering portion integral body become big.Formation as above-mentioned metering portion, for example can disclose following pattern: a plurality of metering portion is a plurality of gauge lines that are secured to valve body, valve body possesses to have from reservoir vessel makes fluent material branch flow into stream each gauge line.Constitute as other of above-mentioned metering portion, can disclose in the metering block and a plurality of dip hatches are set and make fluent material branch flow in the pattern of the stream each dip hatch from reservoir vessel.No matter which kind of pattern, the equal aligned configuration in horizontal direction position of spray nozzle front end.
Metering portion is with the reason of the corresponding one to one formation of nozzle, propping up the pattern that splashes into two nozzles from a metering section, because the delicate fluid equilibrium of the fluent material that is pressurizeed by plunger in the metering portion is so have the situation that liquid that can not flows in both sides' nozzle equably.At this point, do not have nozzle if constitute each metering section, then can make stream reach all identical close-shaped (still, also can be situated between and establish transfer valve), but therefore precision is implemented discharge goodly from each metering portion to nozzle outlet.
Moreover, when in the fluent material filling, the front end of plunger and capacity between transfer valve be made as and equate, then implement discharge in metering portion, can make with the minimizing of the volume in the stream that turnover produced of plunger to reach same ratio by the plunger that slides is passed in and out simultaneously.Also can be made as all metering portions are made as same capability, discharge simultaneously with the fluent material of measuring from all nozzles.
Moreover if at the leading section of plunger the sealing wideer than bar (jut in big footpath) is set, then slide area is dwindled, thereby can make the plunger high-speed mobile.At this moment, the stream that metering portion is connected with nozzle preferably constitutes the straight line of essence.
Moreover preferably, above-mentioned metering section does not possess transfer valve is arranged, and possesses the drive unit that each transfer valve is switched is simultaneously arranged.Transfer valve can be sliding-type, unidirectional rotary-type or move back and forth rotary-type any.
Below, utilize embodiment to describe the present invention in detail, but the present invention is not subjected to any restriction of these embodiment.
Embodiment 1
" whole formation "
The device of present embodiment is described by Fig. 1 to Fig. 4.In addition, among Fig. 4, be provided with plunger A30, be provided with nozzle A55, be provided with valve A57, be provided with valve at the back side that valve plugs hole B62 and plug hole A61 at the back side of valve B58 at the back side of nozzle B 56 at the back side of plunger B31.
In the discharger of present embodiment, plate A11, plate B12 and plate C13 are installed on pedestal 10 and constitute framework, on above-mentioned framework, set [1] plunger actuation portion, [2] plunger portion, [3] liquid delivery section and [4] valve portion.
[1] plunger actuation portion is made of motor A20, slide 21 and saddle 22.
The rotation that plunger actuation portion is constituted as by the motor A20 that is fixed on plate B12 drives, and saddle 22 can be moved freely by the bearing of trend towards slide 21 on the slide 21 that is fixed in pedestal 10.Each assembly of plunger actuation portion becomes the line balanced configuration with respect to the central shaft of pedestal 10.
[2] plunger portion is made of plunger A30, plunger B31, gauge line A32 and gauge line B33.
In plunger portion, plunger A30 and plunger B31 are individually fixed in the saddle 22 of plunger actuation portion via screw A34 and screw B35.Be constituted as plunger A30 and can connect airtight the internal face that is slidably inserted into to gauge line A32, plunger B31 can connect airtight the internal face that is slidably inserted into to gauge line B33.
Gauge line A32 and gauge line B33 attaching are fixed in the holes that worn above the valve body 50, by the driving of motor A20, plunger A30 and plunger B31 are connected airtight respectively in the internal face of gauge line A32 and gauge line B33 slide.
Herein, plunger A30 and plunger B31 gauge line side front end separately, in order positively in gauge line, to connect airtight, but the wideer diameter (that is, sealing being set) of the diameter of constituent ratio plunger body portion.
Gauge line A32 and gauge line B33 become the line symmetry with respect to the central shaft of pedestal 10 and mutually near configuration.Like this, a gauge line is increased or overstriking,, prevent the maximization of discharger by a plurality of discharge rates that increase are set.
The device of present embodiment constitutes the spinning movement by motor A20, plunger A30 and plunger B31 is advanced simultaneously move in gauge line or retreats mobile.Promptly, when plunger A30 advances in gauge line A32 when mobile, plunger B31 also can advance simultaneously mobile in gauge line B33, and when plunger A30 retreats in gauge line A32 when mobile, plunger B31 also can retreat mobile simultaneously in gauge line B33.
[3] the liquid delivery section is made of reservoir vessel 40 and liquid delivery tube 41.
In more detail, the liquid delivery section is made of the reservoir vessel 40 of storaging liquid material and the liquid delivery tube 41 that above-mentioned reservoir vessel 40 is connected with valve body 50.
[4] valve portion is made of valve body 50, motor B51, gear train 52, axle A53, axle B54, nozzle A55, nozzle B 56 and rotation testing agency 70.
The rotation that valve portion constitutes by being subjected to the motor B51 that pedestal 10 supported drives, via gear train 52, two axles (i.e. an axle A53 and an axle B54) of configuration arranged side by side are rotated, and making the valve of the valve body 50 that is fixed in plate C13 plug hole A61 and valve, to plug two valves (being valve A57 and valve B58) that set in the B62 of hole freely rotatable.Each valve possess have make through hole that each gauge line is connected with each nozzle and with the side face of this through hole quadrature on the groove that extends towards the length direction (horizontal direction) of valve, this each groove and each valve plug the stream that internal face interacts and formation makes each gauge line be connected with reservoir vessel 40 in hole.
Releasably set nozzle A55 and nozzle B 56 in the bottom of valve body 50.
In the hole that is worn on valve body 50, attaching is gauge line A and B fixedly.In addition, the hole itself that is worn on valve body 50 certainly also can constitute gauge line.
Stream with individual path is set in the valve body 50, and this individual path is used for the fluent material supplied from the fluent material supply opening 59 that is communicated in liquid delivery tube 41, is delivered to valve A57 and valve B58 respectively.Like this, flow in gauge line A and B, therefore do not need to be provided with a plurality of reservoir vessels because constituting valve body 50 branches through being supplied.
Axle A53 constitutes and releasably is connected in valve A57 (in addition, in Fig. 2 and Fig. 4, axle A53 is positioned at the back side of a B54).Valve A57 obtains and makes the primary importance that gauge line A32 is connected with liquid delivery tube 41 and the second place that gauge line A32 is connected with nozzle A55 by the spinning movement of axle A53.
Axle B54 constitutes and releasably is connected in valve B58.Valve B58 makes the primary importance that gauge line B33 is connected with liquid delivery tube 41 and the second place that gauge line B33 is connected with nozzle B 56 by the spinning movement of axle B54 and can obtain.
Valve A57 and valve B58 constitute the spinning movement by motor B51, can side by side switch in separately the primary importance and the second place.
Motor A20, motor B51 are connected in control device 60, produce action according to the instruction from above-mentioned control device 60.
Like this, the device of present embodiment possesses two motor is arranged.And, by one of them motor a plurality of plungers are moved simultaneously, and make a plurality of valves produce action simultaneously by another motor.In such formation, motor A20 and motor B51 be configuration up and down via saddle.By such configuration, device slenderly can be formed.In addition, motor A20 and motor B51 preferably are disposed near the center of pedestal 10 or the center coaxial.
When carrying a plurality of dripping devices on the mobile robot who moves along the XY direction, this elongated formation can increase the lift-launch quantity of dripping device, thereby preferable.
Moreover, because can make all plungers and all valves produce action by two motor, but thereby light weight ground constituent apparatus, in being equipped with the apparatus for coating of above-mentioned dripping device, make dripping device all convenient towards the situation that directions X or Y direction move.
" fluent material discharge operation "
Make motor B51 be rotated action, valve A57 and valve B58 are arranged at the primary importance place, and make gauge line A32 and gauge line B33 be communicated in liquid delivery tube 41 respectively.
Then, make motor A20 produce spinning movement, it is mobile that plunger A30 and plunger B31 are retreated, and sucks the fluent material of necessary amount in gauge line A32 and gauge line B33.
Then, make motor B51 produce action,, gauge line is connected with nozzle so that valve A57 and valve B58 are positioned at second place place.That is, gauge line A32 is connected with nozzle A55, and gauge line B33 is connected with nozzle B 56.
In order to discharge the fluent material of desired amount, make motor A20 produce spinning movement, make plunger A30 and the plunger B31 mobile ormal weight that advances, discharge fluent materials from nozzle A55 and nozzle B 56.
At this moment, plunger A30 and plunger B31 are by rapid the stopping in back that advance rapidly, little a spot of fluent material but precision is dripped from nozzle goodly.By the rapid action that stops that continuing after advancing rapidly continuously, fluent material serially drips.
For fluent material is dripped continuously, certainly in advance must the suction necessary amount.
Herein, by plunger rapid rapid the stopping that the back continued that advance, and precision little a spot of fluent material that from nozzle, drips goodly.For example, by the turnover of connecting airtight the plunger that slides in the internal face of gauge line being moved and stopping turnover, and adjust the discharge rate of the drop of discharging from the outlet that is connected with above-mentioned gauge line, the method of adjustment of such drop amount, for adjusting reduce speed now translational speed till stop of the plunger that moves from above-mentioned turnover, so that the drop of discharging from above-mentioned outlet all keeps the method for adjustment of a certain amount of drop amount when each the discharge, herein, above-mentioned plunger is retreated move and fluent material is sucked from reservoir vessel in above-mentioned gauge line, move and stop turnover by the turnover that repeats above-mentioned plunger, and the fluent material in the above-mentioned gauge line is separately repeatedly discharged.In addition, about this discharge method, this case applicant is patent documentation 4 existing announcements.
After the action of dripping of implementing desired number of times, make motor B51 be rotated action once again, valve A57 and valve B58 are arranged at primary importance, and, can implement the discharge operation continuously by repeating above-mentioned illustrated action.
Be equipped with the apparatus for coating 5 of a plurality of present embodiment dripping devices 1, as shown in Figure 5.
Apparatus for coating 5 possesses pallet 7 arranged, movable framework A81 and movable framework B82, this pallet 7 has the platform 6 of mounting workpiece, this movable framework A81 is supported by a pair of supporter that is set firmly on the pallet 1, and across the short side direction (directions X) of pallet 1, this movable framework B82 is similarly across the directions X of pallet 1.In the side of movable framework A81, a plurality of dripping devices 1 are installed freely in that directions X is removable via movable piece with movable framework B82.Dripping device 1 can be made of to the Z direction drive unit that (Z direction) moves freely towards upper and lower with making discharger discharger.Platform 6 constitutes and can move freely towards directions X by the X guide rail, and, constitute and can move freely by Y saddle and the Y guide rail that is equipped with the X guide rail in the Y direction.In addition, also can on platform 6, be provided for making workpiece to move and be positioned the θ whirligig of set angle towards the θ direction of principal axis.Guide rail as directions X and Y direction, but illustration is provided and is had the formation of linear motor with magnet and straight moving guiding element, but be not subject to this formation, for example also can constitute at slide and possess the ball screw that has motor and interlock to be rotated in motor, possessing at saddle has interlock in the rotation of ball screw and directly advance mobile nut.
The important pattern that drips from two nozzles of a gauge line branch in not being that is in of present embodiment.That is, nozzle, gauge line and plunger constitute 1 combination, and discharger possesses a plurality of this kind combinations are arranged.
The pattern that drips from two nozzles of a gauge line branch, because the delicate fluid equilibrium of the fluent material that pressurizes through plunger in the gauge line, have the situation that fluid can't flow to both sides' nozzle equably, but the formation by present embodiment, fluent material can positively drip.
In the present embodiment, though example arrangement has the formation of the discharger of two nozzles, the technological thought of present embodiment is also contained certainly and is disposed two patterns with the discharger of top nozzle.
Moreover, because nozzle, gauge line and plunger are a combination, therefore also need gauge line and plunger certainly with the nozzle quantity similar number.
" whole formation "
The device of embodiment 2 is described by Fig. 6 to Fig. 8.In addition, among Fig. 8, have plunger A30, have nozzle A55, have valve A57, have valve at the back side that valve plugs hole B62 and plug hole A61, have dip hatch A64 at the back side of dip hatch B65 at the back side of valve B58 at the back side of nozzle B 56 at the back side of plunger B31.
The discharger of present embodiment is possessing the discharger that metering block 36 these points that have valve to plug hole A61 and B62, storage portion 63 and be formed with dip hatch A64 and B65 are different from embodiment 1.
The liquid discharge step of this discharger is also identical with embodiment 1.At first, the rotation of the motor B51 by being supported in pedestal 10 drives, and via gear train 52 two axles (i.e. an axle A53 and a B54) of configuration arranged side by side is rotated, and each dip hatch is connected by the through hole of being located at each valve with each nozzle.Then, utilize motor A20 to make plunger A30 and plunger B31 rapid advancing simultaneously, follow rapid stopping, precision is goodly from nozzle little a spot of fluent material that drips thus.This action repeats repeatedly and implements and discharge operation, till the fluent material in being pumped to dip hatch A64 and B65 is drained.
Also can be more than two in the discharger of present embodiment with dip hatch, plunger and nozzle arrangement.And the discharger of present embodiment can certainly be equipped on the apparatus for coating 5 of embodiment 1.
(utilizability on the industry)
The present invention is applicable to the flat-panel screens manufacturing step, for example field such as step under the liquid crystal drop in the liquid crystal panel manufacturing step.
Claims (9)
1. the discharger of a fluent material, possess the storage of fluent material portion arranged, be inserted with a plurality of metering portion, plunger driving device of plunger, with each metering portion corresponding one to one a plurality of nozzles, described metering portion be provided with have transfer valve that makes the primary importance that metering portion is connected with nozzle and make the second place that metering portion is connected with storage portion and the valve drive that the position of each transfer valve is switched simultaneously respectively, and the fluent material that will be fills up to metering portion is repeatedly to discharge, and the discharger of described fluent material is characterised in that:
Described plunger driving device is to make whole plungers mobile plunger driving device of advancing and retreat simultaneously, and by described plunger driving device and described valve drive are configured in vertical direction with respect to described a plurality of metering portion.
2. the discharger of fluent material according to claim 1 is characterized in that, described metering portion constitutes whole same capabilities.
3. the discharger of fluent material according to claim 1 and 2 is characterized in that, the block be equipped with described transfer valve is set, and is provided with the stream that towards each transfer valve fluent material branch is flowed into from described storage portion at this block.
4. the discharger of fluent material according to claim 3 is characterized in that, described metering portion is made of the gauge line that can be secured to described block, and is the configuration that adjoins each other.
5. the discharger of fluent material according to claim 3 is characterized in that, is formed with metering portion at described block.
6. the discharger of fluent material according to claim 5 is characterized in that, is formed with from temporary transient the 2nd storage portion that stores of the fluent material of described storage portion at described block.
7. the discharger of fluent material according to claim 3 is characterized in that, the storage portion of described fluent material is connected by liquid delivery tube with described block.
8. an apparatus for coating is characterized in that, possesses the framework that the pallet that is provided with platform is arranged and extend on pallet and can move towards a direction, is provided with claim 1 or 2 described dischargers in this framework.
9. apparatus for coating according to claim 8 is characterized in that described discharger is provided with a plurality of.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008039608 | 2008-02-21 | ||
| JP2008-039608 | 2008-02-21 | ||
| PCT/JP2009/000750 WO2009104421A1 (en) | 2008-02-21 | 2009-02-20 | Device and method for discharging liquid material |
Publications (2)
| Publication Number | Publication Date |
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| CN102006943A CN102006943A (en) | 2011-04-06 |
| CN102006943B true CN102006943B (en) | 2013-07-24 |
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| JP (1) | JP5340181B2 (en) |
| KR (1) | KR101534118B1 (en) |
| CN (1) | CN102006943B (en) |
| HK (1) | HK1150996A1 (en) |
| TW (1) | TWI457181B (en) |
| WO (1) | WO2009104421A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101246166B1 (en) * | 2011-03-08 | 2013-03-21 | 주식회사 탑 엔지니어링 | Dispensing nozzle for liquid crystal |
| JP6006509B2 (en) * | 2012-03-08 | 2016-10-12 | 武蔵エンジニアリング株式会社 | Liquid dispensing apparatus and coating apparatus |
| JP6364168B2 (en) * | 2013-09-30 | 2018-07-25 | 武蔵エンジニアリング株式会社 | Liquid material discharging apparatus and coating method |
| US9772524B2 (en) * | 2014-01-23 | 2017-09-26 | Sakai Display Products Corporation | Liquid crystal dropping device and method of manufacturing liquid crystal display apparatus |
| JP6389379B2 (en) * | 2014-06-06 | 2018-09-12 | 武蔵エンジニアリング株式会社 | Liquid material dropping apparatus and method |
| CN113510049B (en) * | 2016-01-16 | 2023-07-14 | 武藏工业株式会社 | Liquid material discharge device |
| JP6739786B2 (en) * | 2016-05-30 | 2020-08-12 | 武蔵エンジニアリング株式会社 | Liquid material discharge device, coating device and coating method thereof |
| JP6842152B2 (en) * | 2016-05-31 | 2021-03-17 | 武蔵エンジニアリング株式会社 | Liquid material discharge device, its coating device and coating method |
| EP3560606A4 (en) * | 2016-12-22 | 2020-09-30 | Musashi Engineering, Inc. | Liquid discharge device, application device with said discharge device, and application method |
| US11292024B2 (en) | 2018-05-07 | 2022-04-05 | Nordson Corporation | Dispenser with closed loop control |
| JP6850502B2 (en) * | 2019-11-29 | 2021-03-31 | 武蔵エンジニアリング株式会社 | Liquid material discharge device and discharge method and coating device |
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| CN1406156A (en) * | 2000-12-27 | 2003-03-26 | 东丽株式会社 | Mouthpiece and device and method for applying coating fluid |
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| JPH0622688B2 (en) * | 1986-01-28 | 1994-03-30 | 富士写真フイルム株式会社 | Double pipette device |
| JPH07299403A (en) * | 1994-05-02 | 1995-11-14 | Canon Inc | Coating applicator and image forming device produced by using the same |
| JPH09127133A (en) * | 1995-11-06 | 1997-05-16 | Sanyo Electric Co Ltd | Dispensing head of dispensation device |
| JP4282056B2 (en) * | 2002-11-08 | 2009-06-17 | 武蔵エンジニアリング株式会社 | Liquid material discharge device |
| JP4183577B2 (en) * | 2003-07-25 | 2008-11-19 | 武蔵エンジニアリング株式会社 | Droplet adjustment method, droplet discharge method and apparatus |
| JP4789233B2 (en) * | 2005-01-18 | 2011-10-12 | 武蔵エンジニアリング株式会社 | Liquid ejection device |
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| JP4558660B2 (en) * | 2006-02-17 | 2010-10-06 | 古河電気工業株式会社 | Coating agent application device for soldering part of circuit board |
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- 2009-02-20 WO PCT/JP2009/000750 patent/WO2009104421A1/en active Application Filing
- 2009-02-20 CN CN200980105701.9A patent/CN102006943B/en active Active
- 2009-02-20 JP JP2009554235A patent/JP5340181B2/en active Active
- 2009-02-20 KR KR1020107020615A patent/KR101534118B1/en active IP Right Grant
- 2009-02-23 TW TW098105617A patent/TWI457181B/en active
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| CN1406156A (en) * | 2000-12-27 | 2003-03-26 | 东丽株式会社 | Mouthpiece and device and method for applying coating fluid |
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Also Published As
| Publication number | Publication date |
|---|---|
| HK1150996A1 (en) | 2012-01-20 |
| TWI457181B (en) | 2014-10-21 |
| KR20100116666A (en) | 2010-11-01 |
| JP5340181B2 (en) | 2013-11-13 |
| CN102006943A (en) | 2011-04-06 |
| TW200946243A (en) | 2009-11-16 |
| JPWO2009104421A1 (en) | 2011-06-23 |
| KR101534118B1 (en) | 2015-07-06 |
| WO2009104421A1 (en) | 2009-08-27 |
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