CN102601018A - Water-cleaning gluing head for multi-component polyurethane needle valve - Google Patents
Water-cleaning gluing head for multi-component polyurethane needle valve Download PDFInfo
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- CN102601018A CN102601018A CN2012100689458A CN201210068945A CN102601018A CN 102601018 A CN102601018 A CN 102601018A CN 2012100689458 A CN2012100689458 A CN 2012100689458A CN 201210068945 A CN201210068945 A CN 201210068945A CN 102601018 A CN102601018 A CN 102601018A
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- 229920002635 polyurethane Polymers 0.000 title claims abstract description 62
- 239000004814 polyurethane Substances 0.000 title claims abstract description 62
- 238000004140 cleaning Methods 0.000 title claims abstract description 17
- 238000004026 adhesive bonding Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 156
- 238000007789 sealing Methods 0.000 claims abstract description 122
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000003292 glue Substances 0.000 claims description 145
- 239000011148 porous material Substances 0.000 claims description 46
- 238000003892 spreading Methods 0.000 claims description 31
- 238000007599 discharging Methods 0.000 claims description 19
- 239000000853 adhesive Substances 0.000 claims description 17
- 230000001070 adhesive effect Effects 0.000 claims description 17
- 230000000694 effects Effects 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000002904 solvent Substances 0.000 abstract description 13
- 238000003912 environmental pollution Methods 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 102000010637 Aquaporins Human genes 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002000 scavenging effect Effects 0.000 description 2
- 108010063290 Aquaporins Proteins 0.000 description 1
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
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Abstract
The invention relates to a water-cleaning gluing head for a multi-component polyurethane needle valve, in order to solve the problem that the traditional double-component polyurethane gluing head must be cleaned with a solvent and cannot be cleaned with water. The multi-component polyurethane water-cleaning gluing head comprises a motor, a transmission shaft, a stirring blade, a cup moving part, a valve base, a middle valve body, an upper valve body, a valve fixing plate, an component needle valve A, a component needle valve B, a water valve A, a water valve B, a water valve C, a water valve D and an air valve, wherein a cup base is connected with the valve base; a sealing ring A, a sealing ring B and a sealing ring C are mounted on an outer ring of a moving cup body; a check ring, a sealing circle and a sealing ring are mounted on an inner ring of the moving cup body; and a fixing sleeve is mounted between an ending opening on the cup base and the valve base. The manner of cleaning with water and then cleaning with compressed air is realized; the cleaning time is shortened; the threat to the health of operators and the environmental pollution caused by the solvent are eliminated; the structure is simple and compact; the mounting is convenient; the repairing is quick; and the stability is increased.
Description
Technical field
The present invention relates to a kind of many component polyurethanes needle-valve water and clean glue spreading head.
Background technology
At present both at home and abroad dual-component polyurethane glue spreading head kind is many, according to valve body construction of switch form can be divided into that axle is moving, cup is moving, outside glue valve control etc.Intermittently long or when quitting work when glue spreading head work, stop up for preventing glue spreading head, must often clean glue spreading head, mixed two-component polyurethane adhesive in the glue chamber is cleaned up; The cleaning of existing glue spreading head can only be adopted solvent clean, and each the cleaning all needs a large amount of solvents, increased production cost; Solvent brings bigger threat to operating personnel are healthy, and environment has been caused pollution, has wasted the energy; Solvent is inflammable, is easy to generate security incident, operates also very time-consuming, effort.Lacking a kind of glue spreading head at present can clean up the dual-component polyurethane in the glue chamber water.
Summary of the invention
The present invention must use solvent clean in order to solve existing dual-component polyurethane glue spreading head, and the problem that water is cleaned provides a kind of many component polyurethanes needle-valve water to clean glue spreading head.
The present invention solves the problems of the technologies described above the technical scheme of taking to be:
Many component polyurethanes needle-valve water of the present invention cleans glue spreading head and comprises motor, power transmission shaft, paddle, the moving part of cup, valve seat, center valve body, upper valve body, valve fixed head, A component needle-valve, B component needle-valve, water valve A, water valve B, water valve C, water valve D and air valve;
The moving part of said cup is made up of glue discharging mouth, plastic hole, sealing ring, sealing ring A, sealing ring B, sealing ring C, sealing ring P, back-up ring, sealing ring Q, sealing ring, mobile cup and cup, and cup is connected with valve seat with screw thread, and the outer shroud that moves cup is equipped with sealing ring A, sealing ring B and sealing ring C; The interior ring that moves cup is equipped with back-up ring, sealing ring Q and sealing ring, and fixed cover is installed between the top seam and valve seat of cup, and fixed cover and cup are fixed; Sealing ring P is loaded in the groove of fixed cover, and mobile cup can move up and down in cup, is to be provided with pore E and pore F on the cup in the above and below of moving the cup piston; When pore E or pore F feed compressed air respectively; Mobile cup moves up and down under compressed-air actuated effect, and when mobile cup moved down, the conical surface below the paddle contacted with sealing ring; Glue discharging mouth is closed; When mobile cup moved up, the conical surface and sealing ring below the paddle were separated, and glue discharging mouth is opened;
Said A component needle-valve comprises that sealing ring D, pore J, pore K, A glue adjustable valve, screw D, piston A, sealing ring E, sealing ring F, center valve body A, cover A, front valve shell A, needle A, sealing ring G, connector A, A component glue feeding opening and A glue advance Jiao Zui, and connector A is fixed on the valve seat through two screw C, and piston A and needle A link together through screw; Sealing ring E is contained on the piston A, and sealing ring F is contained on the needle A, between connector A and front valve shell A, A glue adjustable valve and center valve body A and center valve body A and the front valve shell A with being threaded; Sealing ring G is contained between connector A and the front valve shell A; Piston A and needle A can move axially, and when pore J fed compressed air, needle A was moved to the left; The A component polyurethane advances Jiao Zui through A component glue feeding opening, A chamber, A glue and enters into the C chamber; When pore K fed compressed air, needle A moved right, and A glue advances Jiao Zui and closes; Stop into glue, regulate A glue adjustable valve and can regulate A component polyurethane adhesive amount size; B component needle-valve comprises that sealing ring, B glue adjustable valve, screw E, sealing ring J, sealing ring K, center valve body B, cover B, front valve shell B, piston B, sealing ring O, connector B, B component glue feeding opening and B glue advance Jiao Zui; B component needle-valve is identical with the structure of A component needle-valve; Needle A, A glue advance that Jiao Zui, connector A and needle B, B glue advance Jiao Zui, connector B varies in size, and the diameter that needle A, A glue advance Jiao Zui, connector A advances Jiao Zui, connector B greater than needle B, B glue respectively, when pore P feeds compressed air; Needle B moves right; The B component polyurethane advances Jiao Zui and enters into the C chamber through B component glue feeding opening, B chamber, B glue, and when pore O fed compressed air, needle B was moved to the left; B glue advances Jiao Zui closes, and regulates glue amount size but regulate A glue adjustable valve B component polyurethane;
The structure of four water valve A, water valve B, water valve C, water valve D is identical; Each water valve comprises pad, water channel C, sealing ring R, sealing ring M, needle C, plug A, sealing ring N and water valve body; Pad is contained between water valve body and the needle C, and sealing ring R and sealing ring M are sleeved on the groove of needle C, and needle C can move axially; Plug A and water valve body are with being threaded and sealing with sealing ring N; Rotation plug A is threaded on the water valve body, the screw thread of the water valve body end of water valve A, water valve B, water valve C and water valve D respectively with valve seat on screwed hole is connected, and connecting thread employing fine thread plays sealing function; The upper end of valve seat has water annulus, and water annulus is connected with water channel A, water channel B, water channel C and total inlet opening respectively;
Water valve A, water valve B, water valve C, water valve D open simultaneously; Water under high pressure gets into inlet opening A, inlet opening B, inlet opening C, inlet opening D through the slit of needle C and pad; Enter into the C chamber, washing away under the action of centrifugal force of rotating with high speed of water under high pressure and paddle, the two-component polyurethane adhesive of the inside, C chamber is by flush clean; Be discharged to the outside of glue discharging mouth, the C chamber is cleaned up; During gluing, pore Q leads to compressed air, and needle C closes, and water under high pressure can not enter into the C chamber, and when stopping gluing, pore Q does not have compressed air, and water under high pressure can get into water channel C, and water under high pressure promotes needle C and opens, and water under high pressure enters into the C chamber;
Air valve comprises pore R, needle D, sealing ring S, piston C, sealing ring U, air valve body, sealing ring V and plug B, and needle D is fixed on the piston C, and piston C can move axially and drive needle and move, and plays the effect of opening, closing needle; The screwed hole of air valve body and valve seat is connected and connecting thread adopts fine thread to play sealing function, and pore R and air admission hole communicate, when gluing; Pore G leads to compressed air, and piston C pushes left to, and needle D closes; Compressed air can not enter into air admission hole D and C chamber; When stopping gluing and need clean, pore G does not have compressed air, and compressed air promotes piston C and moves to right-hand; Compressed air gets into air admission hole D and C chamber, is discharged to the glue discharging mouth outside through the water residual after the water cleaning of compressed air with the C chamber and the mixture of water and polyurethane.
The invention has the beneficial effects as follows:
The present invention has realized that first water cleans, and the method for cleaning with compressed air then is that a kind of simple, reliable and stable many component polyurethanes needle-valve water cleans glue spreading head; Scavenging period shortens, and wash number reduces, and has eliminated solvent and has caused pollution to the healthy threat that brings of operating personnel and to environment; Integrated, the General design of glue spreading head, volume is little, and is simple and compact for structure; Installation, convenient disassembly, maintenance is quick, and stability improves.Solved existing dual-component polyurethane glue spreading head and must use solvent clean, the disadvantage that water is cleaned.
The present invention has embodied the good mixing effect, can water cleans two components and the monocomponent polyurethane in the glue spreading head, is specially adapted to that axle is moving, the dual-component polyurethane glue spreading head of glass moving structure.
Concrete advantage of the present invention shows the following aspects:
1, the present invention utilizes the light water replace solvents to clean, and has solved traditional double component polyurethane glue spreading head and can only adopt solvent clean, has reduced production cost, has practiced thrift the energy;
2, eliminated solvent and caused pollution, eliminated and used solvent to be easy to generate the hidden danger of security incident to the healthy threat that brings of operating personnel and to environment;
3, owing to arranged a plurality of water valves cleanings, aquaporin is many, and position and angle are inequality, and cleaning performance is better;
4, adopt compressed air to clean after water cleans, thoroughly the mixture of the water in the C chamber and water and polyurethane is cleaned out;
5, A component needle-valve, B component needle-valve, water valve and air valve is integrated, General design, the glue spreading head volume is little, and is simple and compact for structure, install, convenient disassembly, maintenance fast, stability improves;
6, scavenging period shortens, and reduces wash number, has improved production efficiency.
The also suitable axle of the present invention is moving, outside glue valve is controlled isostructural glue spreading head.
Description of drawings
Fig. 1 is the front view that many component polyurethanes of the present invention needle-valve water cleans glue spreading head, and Fig. 2 is the vertical view of Fig. 1, and Fig. 3 is the left view of Fig. 1; Fig. 4 is the C-C profile of figure; Fig. 5 is the A-A cross section view of Fig. 1, and Fig. 6 is the B-B cutaway view of Fig. 1, and Fig. 7 is the E-E cutaway view of Fig. 2.
The specific embodiment
The specific embodiment one: like Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and shown in Figure 7; Many component polyurethanes needle-valve water of the present invention cleans glue spreading head and comprises the moving part of motor 15, power transmission shaft 61, paddle 39, cup 1, valve seat 2, center valve body 11, upper valve body 13, valve fixed head 14, A component needle-valve 4, B component needle-valve 21, water valve A3, water valve B17, water valve C8, water valve D18 and air valve 7 etc.; Between them with screw or be threaded and be integral; Open measuring pump and supply glue; The polyurethane adhesive of A, two kinds of components of B gets into A chamber 107 and B chamber 108 from A component glue feeding opening 6 and B component glue feeding opening 65 respectively; Open needle A50 and needle B110 when simultaneously; The polyurethane adhesive of A, two kinds of components of B advances glue mouth 53 and B glue through A glue respectively and advances glue mouth 62 and enter into C chamber 109, and motor 15 drives power transmission shafts 61, paddle 39 rotations, and the polyurethane adhesive of A, two kinds of components of B is mixed and in C chamber 109, begins reaction; Paddle 39 excircles are provided with many spiral grooves, promote polyurethane adhesive and are coated onto on the workpiece through glue discharging mouth 106.Motor 15 is fixed on the valve fixed head 14; The axle that power transmission shaft 61 is sleeved on motor 15 upward and with key connects; Bearing B60 and bearing A59 are installed in the upper-lower position of power transmission shaft 61 respectively; Paddle 39 usefulness screw threads are connected with power transmission shaft 61, and backbone sealing ring B58 is installed in the center valve body 11 and below bearing A59, backbone sealing ring A56 is installed in the valve seat 2; Motor 15, power transmission shaft 61, bearing B60, bearing A59, backbone sealing ring B58, backbone sealing ring A56 and paddle 39 are connected successively with one heart, driven by motor power transmission shaft 61 and paddle 39 rotations.
Described many component polyurethanes needle-valve water cleans glue spreading head and comprises the moving part of cup, is made up of glue discharging mouth 106, plastic hole 32, sealing ring 33, sealing ring A34, sealing ring B36, sealing ring C38, sealing ring P78, back-up ring 79, sealing ring Q80, sealing ring 81, mobile cup 37 and cup 120 etc.Cup 120 usefulness screw threads are connected with valve seat 2, move the outer shroud of cup 37 sealing ring A34, sealing ring B36, sealing ring C38 have been installed, and move the interior ring of cup 37 back-up ring 79, sealing ring Q80 and sealing ring 81 have been installed; Fixed cover 113 is installed between the top seam and valve seat of cup 120, and fixed cover 113 is fixed with cup 120, and sealing ring P78 is loaded in the groove of fixed cover 113; Moving cup 37 can move up and down in cup 120; Above and below moving cup 37 pistons is to be provided with pore E and pore F on the cup 120, and when pore E or pore F fed compressed air respectively, mobile cup 37 moved up and down under compressed-air actuated effect; When mobile cup 37 moves down; The conical surface below the paddle 39 contacts with sealing ring 33, and glue discharging mouth 106 is closed, when mobile cup 37 moves up; The conical surface and sealing ring 33 below the paddle 39 are separated, and glue discharging mouth 106 is opened.
Described many component polyurethanes needle-valve water cleans glue spreading head and also comprises A component needle-valve 4 and B component needle-valve 21.A component needle-valve 4 comprises that sealing ring D42, pore J40, pore K41, A glue adjustable valve 24, screw D43, piston A44, sealing ring E45, sealing ring F46, center valve body A47, cover A48, front valve shell A49, needle A50, sealing ring G51, connector A52, A component glue feeding opening 6 and A glue advance glue mouth 53 etc. and is solidly fixed; Connector A52 is fixed on the valve seat 2 with two screw C31, and piston A44 and needle A50 link together with screw, and sealing ring E45 is contained on the piston A44; Sealing ring F46 is contained on the needle A50; With being threaded, sealing ring G51 is contained between connector A52 and the front valve shell A49 between connector A52 and front valve shell A49, A glue adjustable valve 24 and center valve body A47 and center valve body A47 and the front valve shell A49, and piston A44 and needle A50 can move axially; When pore J40 feeds compressed air; Needle A50 is moved to the left, and the A component polyurethane advances glue mouth 53 through A component glue feeding opening 6, A chamber 107, A glue and enters into C chamber 109, when pore K41 feeds compressed air; Needle A50 moves right; A glue advances glue mouth 53 closes, and stops into glue, regulates A glue adjustable valve 24 and can regulate A component polyurethane adhesive amount size.B component needle-valve 21 comprises that sealing ring I63, B glue adjustable valve 28, screw E73, sealing ring J67, sealing ring K70, center valve body B69, cover B68, front valve shell B66, piston B71, sealing ring O72, connector B64, B component glue feeding opening 65 and B glue advance affixed being integral such as glue mouth 62; Can find out from Fig. 1, Fig. 2, Fig. 4; B component needle-valve 21 is the same with the structure of A component needle-valve 4; Just needle A50, A glue advance that glue mouth 53, connector A52 and needle B110, B glue advance glue mouth 62, connector B64 varies in size; The diameter that needle A50, A glue advance glue mouth 53, connector A52 advances glue mouth 62, connector B64 greater than needle B110, B glue respectively; This is that in general A component polyurethane consumption is greater than B component polyurethane consumption by the decision of the characteristic of polyurethane adhesive.When pore P74 feeds compressed air; Needle B110 moves right; The B component polyurethane advances glue mouth 62 and enters into C chamber 109 through B component glue feeding opening 65, B chamber 108, B glue, and when pore O57 fed compressed air, needle B110 was moved to the left; B glue advances glue mouth 62 closes, and regulates A glue adjustable valve 28 and can regulate glue amount size by the B component polyurethane.
Described many component polyurethanes needle-valve water cleans glue spreading head and comprises 4 water valve A3, water valve B17, water valve C8, water valve D18, and their structures, size are duplicate, the position of just installing, angle difference.Water valve comprises pad 83, water channel C84, sealing ring R85, sealing ring M86, needle C87, plug A89, sealing ring N90, water valve body 111 etc.; Pad 83 is contained between water valve body 111 and the needle C87, and sealing ring R85 and sealing ring M86 are sleeved on the groove of needle C87, and needle C87 can move axially; Plug A89 and water valve body 111 usefulness are threaded and seal with sealing ring N90; Rotation plug A89 is with being threaded on the water valve body 111, and the screw thread of water valve body 111 ends of water valve A3, water valve B17, water valve C8 and water valve D18 is connected with the screwed hole of valve seat 2 respectively, and connecting thread adopts fine thread to play sealing function; Can find out from Fig. 5, Fig. 6, Fig. 7; The upper end of valve seat 2 has water annulus 76, and water annulus 76 is connected with water channel A102, water channel B100, water channel C84 and total inlet opening 16 respectively, if water valve A3, water valve B17, water valve C8, water valve D18 open simultaneously; Water under high pressure gets into inlet opening A77, inlet opening B82, inlet opening C103, inlet opening D105 through the slit of needle C87 and pad 83; Enter into C chamber 109, washing away under the action of centrifugal force of rotating with high speed of water under high pressure and paddle 39, the two-component polyurethane adhesive of the inside, C chamber is by flush clean; Be discharged to the outside of glue discharging mouth 106, the C chamber is cleaned up.When gluing, pore Q88 leads to compressed air, and needle C87 closes, and water under high pressure can not enter into C chamber 109, and when stopping gluing, pore Q88 does not have compressed air, and water under high pressure can get into water channel C84, and water under high pressure promotes needle C87 and opens, and water under high pressure enters into C chamber 109.Described four water valves (water valve A3, water valve B17, water valve C8, water valve D18) are used for opening or closing into water, and the water cleaning valve is arranged in the diverse location in glue chamber, and angle is different, helps removing the polyurethane adhesive in each orientation in the glue chamber.
Described many component polyurethanes needle-valve water cleans glue spreading head and also comprises air valve 7 (Fig. 1, Fig. 3, Fig. 7), and the structure of air valve 7 and water valve is the same basically, be front end at piston C95 increased needle D93 also and it fix; Other structures are identical, and air valve 7 comprises pore R92, needle 93, sealing ring S94, piston C95, sealing ring U, air valve body 97, sealing ring V98, plug B99 etc., and needle 93 is fixed on the piston C95; Piston C95 can move axially, and drives needle 93 and moves, and plays the effect of opening, closing needle 93; Air valve body 97 is connected with the screwed hole of valve seat 2, and connecting thread adopts fine thread to play sealing function, and pore R92 and air admission hole 30 communicate; When gluing, pore G25 leads to compressed air, and piston C95 pushes left to; Needle D93 closes, and compressed air can not enter into air admission hole D104 and C chamber 109, when stopping gluing and need clean; Pore G25 does not have compressed air, and compressed air promotes piston C95 and moves to right-hand, and compressed air gets into air admission hole D104 and C chamber 109; Be discharged to glue discharging mouth 106 outsides through the water residual after the water cleaning of compressed air with C chamber 95 and the mixture of water and polyurethane, reach clean more purpose.The rotation of the action (switch) of A component needle-valve 4, B component needle-valve 21, water valve A3, water valve B17, water valve C8, water valve D18 and air valve 7, the moving part 1 of cup and motor 15 and paddle 39 adopts computer or PLC to realize control automatically all by controls such as Hydraulic Elements, pneumatic element, magnetic valves.
The water source that water cleans adopts common cleaning, free from admixture, non-corrosive water to get final product, and hydraulic pressure is controlled at 3-15Kg/cm usually
2
The source of the gas air pressure of pneumatic element is controlled at 3-10Kg/cm usually
2
The motor revolution of driving main shaft is generally 1000-4000rpm/min, and motor can be selected servomotor, stepper motor, hydraulic motor etc., and the revolution of paddle 39 is generally 0-1000rpm/min.
The specific embodiment two: advance the glue passage if add one again in the position shown in Fig. 1 double dot dash line; Increase a C component needle-valve; Can become three-component polyurethane needle-valve water and clean glue spreading head; The polyurethane of three kinds of components (A component, B component, C component) enters into C chamber 109 from A component pin 4, B component needle-valve 21 and C component needle-valve respectively, and other structures are constant.Water cleans, compressed air cleans and three-component polyurethane to advance glue mode etc. identical with the specific embodiment one.
Operation principle
Open measuring pump and supply glue, the polyurethane adhesive of A, two kinds of components of B advances Jiao Zui and B glue through A glue respectively and advances Jiao Zui and enter into the C chamber, the rotation of driven by motor paddle; The polyurethane adhesive of A, two kinds of components of B is mixed and in the C chamber, begins reaction, and paddle promotes mixed polyurethane adhesive and is coated onto on the workpiece through glue discharging mouth, when needing to clean; Needle A and needle B close, and water valve A, water valve B, water valve C, water valve D open simultaneously, and water under high pressure gets into the C chamber; Washing away under the action of centrifugal force of rotating with high speed of water under high pressure and paddle, the two-component polyurethane adhesive of glue chamber (C chamber) the inside is discharged to the outside of glue discharging mouth by flush clean; The glue chamber is cleaned up; Then compressed air is fed the glue chamber, the water that the water cleaning back in glue chamber is residual and the mixture of water and polyurethane are discharged to the glue discharging mouth outside, reach clean more purpose.
Claims (2)
1. the water of component polyurethane needle-valve more than a kind cleans glue spreading head, it is characterized in that: said glue spreading head comprises motor (15), power transmission shaft (61), paddle (39), the moving part of cup (1), valve seat (2), center valve body (11), upper valve body (13), valve fixed head (14), A component needle-valve (4), B component needle-valve (21), water valve A (3), water valve B (17), water valve C (8), water valve D (18) and air valve (7);
The moving part of said cup is made up of glue discharging mouth (106), plastic hole (32), sealing ring (33), sealing ring A (34), sealing ring B (36), sealing ring C (38), sealing ring P (78), back-up ring (79), sealing ring Q (80), sealing ring (81), mobile cup (37) and cup (120); Cup (120) is connected with valve seat (2) with screw thread; The outer shroud that moves cup (37) is equipped with sealing ring A (34), sealing ring B (36) and sealing ring C (38), and the interior ring that moves cup (37) is equipped with back-up ring (79), sealing ring Q (80) and sealing ring (81), and fixed cover (113) is installed between the top seam and valve seat of cup (120); Fixed cover (113) and cup (120) are fixed; Sealing ring P (78) is loaded in the groove of fixed cover (113), and moving cup (37) can move up and down in cup (120), is to be provided with pore E and pore F on the cup (120) in the above and below of moving cup (37) piston; Pore (E) or pore (F) are when feeding compressed air respectively; Mobile cup (37) moves up and down under compressed-air actuated effect, moves cup (37) when moving down, and the following conical surface of paddle (39) contacts with sealing ring (33); Glue discharging mouth (106) is closed; Move cup (37) when moving up, the following conical surface and the sealing ring (33) of paddle (39) separated, and glue discharging mouth (106) is opened;
Said A component needle-valve (4) comprises that sealing ring D (42), pore J (40), pore K (41), A glue adjustable valve (24), screw D (43), piston A (44), sealing ring E (45), sealing ring F (46), center valve body A (47), cover A (48), front valve shell A (49), needle A (50), sealing ring G (51), connector A (52), A component glue feeding opening (6) and A glue advance Jiao Zui (53); Connector A (52) is fixed on the valve seat (2) through two screw C (31); Piston A (44) and needle A (50) link together through screw; Sealing ring E (45) is contained on the piston A (44), and sealing ring F (46) is contained on the needle A (50), between connector A (52) and front valve shell A (49), A glue adjustable valve (24) and center valve body A (47) and center valve body A (47) and the front valve shell A (49) with being threaded; Sealing ring G (51) is contained between connector A (52) and the front valve shell A (49); Piston A (44) and needle A (50) can move axially, and when pore J (40) fed compressed air, needle A (50) was moved to the left; The A component polyurethane advances Jiao Zui (53) through A component glue feeding opening (6), A chamber (107), A glue and enters into C chamber (109); When pore K (41) fed compressed air, needle A (50) moved right, and A glue advances Jiao Zui (53) and closes; Stop into glue, regulate A glue adjustable valve (24) and can regulate A component polyurethane adhesive amount size; B component needle-valve (21) comprises that sealing ring (I63), B glue adjustable valve (28), screw E (73), sealing ring J (67), sealing ring K (70), center valve body B (69), cover B (68), front valve shell B (66), piston B (71), sealing ring O (72), connector B (64), B component glue feeding opening (65) and B glue advance Jiao Zui (62); B component needle-valve (21) is identical with the structure of A component needle-valve (4); Needle A (50), A glue advance that Jiao Zui (53), connector A (52) and needle B (110), B glue advance Jiao Zui (62), connector B (64) varies in size; The diameter that needle A (50), A glue advance Jiao Zui (53), connector A (52) advances Jiao Zui (62), connector B (64) greater than needle B (110), B glue respectively; When pore P (74) feeds compressed air; Needle B (110) moves right; The B component polyurethane advances Jiao Zui (62) and enters into C chamber (109) through B component glue feeding opening (65), B chamber (108), B glue, and when pore O (57) fed compressed air, needle B (110) was moved to the left; B glue advances Jiao Zui (62) closes, and regulates A glue adjustable valve (28) but B component polyurethane adjusting glue amount size;
The structure of four water valve A (3), water valve B (17), water valve C (8), water valve D (18) is identical; Each water valve comprises pad (83), water channel C (84), sealing ring R (85), sealing ring M (86), needle C (87), plug A (89), sealing ring N (90) and water valve body (111); Pad (83) is contained between water valve body (111) and the needle C (87); Sealing ring R (85) and sealing ring M (86) are sleeved on the groove of needle C (87); Needle C (87) can move axially, and plug A (89) and water valve body (111) are with being threaded and with sealing ring N (90) sealing, rotating plug A (89) and be threaded on the water valve body (111); The screw thread of water valve body (111) end of water valve A (3), water valve B (17), water valve C (8) and water valve D (18) respectively with valve seat (2) on screwed hole be connected; And connecting thread adopts fine thread to play sealing function, and the upper end of valve seat (2) has water annulus (76), and water annulus (76) is connected with water channel A (102), water channel B (100), water channel C (84) and total inlet opening (16) respectively;
Water valve A (3), water valve B (17), water valve C (8), water valve D (18) open simultaneously; Water under high pressure gets into inlet opening A (77), inlet opening B (82), inlet opening C (103), inlet opening D (105) through the slit of needle C (87) and pad (83); Enter into C chamber (109), washing away under the action of centrifugal force of rotating with high speed of water under high pressure and paddle (39), the two-component polyurethane adhesive of the inside, C chamber is by flush clean; Be discharged to the outside of glue discharging mouth (106), the C chamber is cleaned up; During gluing, pore Q (88) leads to compressed air, and needle C (87) closes; Water under high pressure can not enter into C chamber (109), and when stopping gluing, pore Q (88) does not have compressed air; Water under high pressure can get into water channel C (84), and water under high pressure promotes needle C (87) and opens, and water under high pressure enters into C chamber (109);
Air valve (7) comprises pore R (92), needle D (93), sealing ring S (94), piston C (95), sealing ring U, air valve body (97), sealing ring V (98) and plug B (99); Needle D (93) is fixed on the piston C (95); Piston C (95) can move axially and drive needle (93) and move, and plays the effect of opening, closing needle (93); The screwed hole of air valve body (97) and valve seat (2) is connected and connecting thread adopts fine thread to play sealing function, and pore R (92) and air admission hole (30) communicate, when gluing; Pore G (25) leads to compressed air, and piston C (95) pushes left to, and needle D (93) closes; Compressed air can not enter into air admission hole D (104) and C chamber (109); When stopping gluing and need clean, pore G (25) does not have compressed air, and compressed air promotes piston C (95) and moves to right-hand; Compressed air gets into air admission hole D (104) and C chamber (109), is discharged to glue discharging mouth (106) outside through the water residual after the water cleaning of compressed air with C chamber (95) and the mixture of water and polyurethane.
2. many component polyurethanes needle-valve water according to claim 1 cleans glue spreading head; It is characterized in that: said glue spreading head also comprises C component needle-valve; Form three-component polyurethane needle-valve water and clean glue spreading head, the polyurethane of A component, B component, C component enters into C chamber (109) from A component pin (4), B component needle-valve (21) and C component needle-valve respectively.
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| CN201210068945.8A CN102601018B (en) | 2012-03-08 | 2012-03-08 | Water-cleaning gluing head for multi-component polyurethane needle valve |
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| CN201210068945.8A CN102601018B (en) | 2012-03-08 | 2012-03-08 | Water-cleaning gluing head for multi-component polyurethane needle valve |
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| CN106862007A (en) * | 2017-01-11 | 2017-06-20 | 大连华工创新科技股份有限公司 | Double-component gluing head |
| CN107983595A (en) * | 2017-12-28 | 2018-05-04 | 深圳市葳华科技有限责任公司 | Spray valve gear and the Glue Spreading Robot with the spraying valve gear |
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| CN110893389A (en) * | 2018-09-12 | 2020-03-20 | 上海锺炜科技工程有限公司 | Active stirring and mixing device |
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| CN115106255A (en) * | 2022-06-24 | 2022-09-27 | 中国电子科技集团公司第三十八研究所 | Nozzle self-cleaning tin paste dispensing device for deep cavity small hole |
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| CN110893389A (en) * | 2018-09-12 | 2020-03-20 | 上海锺炜科技工程有限公司 | Active stirring and mixing device |
| CN111907117A (en) * | 2020-07-14 | 2020-11-10 | 烟台煜坤包装制品有限公司 | Production process of full-paper barrel |
| CN111907117B (en) * | 2020-07-14 | 2022-02-11 | 烟台煜坤包装制品有限公司 | Production process of full-paper barrel |
| CN115106255A (en) * | 2022-06-24 | 2022-09-27 | 中国电子科技集团公司第三十八研究所 | Nozzle self-cleaning tin paste dispensing device for deep cavity small hole |
| CN115106255B (en) * | 2022-06-24 | 2023-04-28 | 中国电子科技集团公司第三十八研究所 | Nozzle self-cleaning solder paste counting device for deep cavity small holes |
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Denomination of invention: Multi component polyurethane needle valve water cleaning adhesive head Effective date of registration: 20221025 Granted publication date: 20140625 Pledgee: Bank of China Limited Dalian Ganjingzi Sub branch Pledgor: DALIAN HUAGONG INNOVATION TECHNOLOGY Co.,Ltd. Registration number: Y2022980019702 |
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Denomination of invention: Multicomponent polyurethane needle valve water cleaning adhesive head Effective date of registration: 20231031 Granted publication date: 20140625 Pledgee: Bank of China Limited Dalian Ganjingzi Sub branch Pledgor: DALIAN HUAGONG INNOVATION TECHNOLOGY Co.,Ltd. Registration number: Y2023980063622 |