CN203549032U - Hot melt adhesive fluid control valve - Google Patents
Hot melt adhesive fluid control valve Download PDFInfo
- Publication number
- CN203549032U CN203549032U CN201320668050.8U CN201320668050U CN203549032U CN 203549032 U CN203549032 U CN 203549032U CN 201320668050 U CN201320668050 U CN 201320668050U CN 203549032 U CN203549032 U CN 203549032U
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- CN
- China
- Prior art keywords
- hot melt
- melt adhesive
- valve body
- fluid control
- control valve
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- Expired - Fee Related
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Abstract
The utility model discloses a hot melt adhesive fluid control valve. The hot melt adhesive fluid control valve comprises a valve body, an adjusting pressing ring, a locating nut, a pressure spring, a centre assembly, a sealing assembly and an alloy base, wherein the adjusting pressing ring is fixed to the upper end of the valve body through the locating nut; a cavity is formed inside the valve body; the sealing assembly and the alloy base are both fixed inside the cavity; one end of the pressure spring abuts against the adjusting pressing ring; the other end of the pressure spring abuts against the upper end of the centre assembly; an adhesive outlet is formed in the alloy base; the lower end of the centre assembly penetrates through the sealing assembly and then is in fit with the adhesive outlet; the valve body is provided with a first air inlet, an adhesive inlet and a second air inlet all of which are communicated with the cavity; the first air inlet is located above the sealing assembly; the adhesive inlet is located between the sealing assembly and the alloy base; the second air inlet is located below the alloy base. The hot melt adhesive fluid control valve can be directly adjusted in the working process by controlling the flow of hot melt adhesive and externally arranging the adjusting pressing ring.
Description
Technical field
The utility model relates to hot melt adhesive spraying equipment field, relates in particular to a kind of fluid control valve being applied on hot melt adhesive spray coating gun.
Background technique
Existing be applied on the market fluid control valve on thermosol gelgun all can not external adjusting, be generally that valve is assembled, form two sealed gas chambers, and then with spray gun heating unit locking and positioning; The black box of valve is all the structure of pressure type; Base is all to form with more common materials processing; Valve and the serial nozzle switching of spraying orientation type, complicated various, loaded down with trivial details, bring suitable inconvenience to regular maintenance and maintenance.The phenomenons such as valve in the past, when routine use, easily occurs stopping up, and hangover, flies silk, and disconnected glue is not clear-cut, and glue spraying is inhomogeneous, are requiring low grammes per square metre, under regular glue shape, are difficult to ensure combined strength bination.In routine use, tend to occur that maintenance is frequent, due to the inadequate hommization of valve mechanism in the past, thereby in dismounting scale removal process, the complicated mating parts of varied type is often because the unreasonable use of instrument, the operation lack of standardization of disassembly process, cause being very easily out of shape, damage, damage, be difficult to ensure the spraying effect after cleaning.
Model utility content
For the deficiency existing in above-mentioned technology, it is a kind of simple in structure that the utility model provides, and control action is rapid, fluid control valve that can external adjusting.
For achieving the above object, the utility model provides a kind of hot melt adhesive fluid control valve, comprises valve body, regulates pressure ring, setscrew nut, pressure spring, thimble assembly, black box and alloy base; Described adjusting pressure ring is fixed on the upper end of valve body by setscrew nut; The inside of described valve body is provided with cavity, and described black box and alloy base are all fixed in this cavity; Described pressure spring one end leans and is regulating on pressure ring, and the other end leans the upper end at thimble assembly; Described alloy base is provided with gum exudation mouth, and the lower end of thimble assembly is through adaptive with gum exudation mouth after black box; Described valve body is provided with the first suction port, glue-feeder and the second suction port being communicated with cavity, described the first suction port is positioned at the top of black box, described glue-feeder is between black box and alloy base, and described the second suction port is positioned at the below of alloy base.
Wherein, described thimble assembly comprises spring fixed block, baffle plate and push rod; Described spring fixed block is fixed on the upper end of baffle plate, and push rod is fixed on the lower end of baffle plate, and one end of pressure spring leans on spring fixed block, and the first suction port is positioned at the top of black box and the below of baffle plate; On described baffle plate, be also provided with seal groove, in seal groove, be provided with seal ring; The lower end of described push rod is the taper shape with gum exudation mouth adaptation.
Wherein, on described valve body, be also provided with two plastic emitting passages and a plurality of outlet passageway, the gum exudation mouth on described alloy base and two plastic emitting channel connections; Described each outlet passageway includes cross aisle and the longitudinal channel being interconnected, and the second suction port is communicated with cross aisle.
Wherein, hot melt adhesive fluid control valve also comprises for connecting the fixedly holder of nozzle and for locking the fastening screw of connection, described fixedly holder is fixed on the lower end of valve body, and described fastening screw is connected with fixedly holder is adaptive.
Wherein, described black box is provided with outside thread, and the cavity of valve body is provided with the internal thread with outside thread adaptation, and described black box is fixed in cavity by outside thread.
The beneficial effects of the utility model are: compared with prior art, the hot melt adhesive fluid control valve that the utility model provides, the pressurized gas that flow into from the first suction port, can evenly hold up thimble assembly, make the gum exudation mouth of alloy base in open mode, stop after ventilation, pressure spring extends rapidly, press down thimble assembly, make the gum exudation mouth of alloy base in closed condition.By pressurized gas, control the switching of gum exudation mouth, simple and convenient, reflect rapid and safe and reliable.In addition the utility model is also provided with adjusting pressure ring, regulates pressure ring on valve body, to move up and down, and adjusts the pressure of pressure spring, and then adjusts opening angle, is controlling the size of hot melt adhesive flow.
Accompanying drawing explanation
Fig. 1 is the sectional drawing of hot melt adhesive fluid control valve of the present utility model;
Fig. 2 is the structural drawing of thimble assembly of the present utility model.
11, regulate pressure ring 12, setscrew nut
13, pressure spring 14, valve body
141, the first suction port 142, glue-feeder
143, the second suction port 15, thimble assembly
151, spring fixed block 152, baffle plate
153, push rod 154, seal groove
16, black box 17, alloy base
18, fixedly holder 19, fastening screw
20, nozzle
Embodiment
In order more clearly to explain the utility model, below in conjunction with accompanying drawing, the utility model is further described.
Refer to Fig. 1 and Fig. 2, the hot melt adhesive fluid control valve that the utility model provides, comprises valve body 14, regulates pressure ring 11, setscrew nut 12, pressure spring 13, thimble assembly 15, black box 16 and alloy base 17; Regulate pressure ring 11 by setscrew nut 12, to be fixed on the upper end of valve body 14; The inside of valve body 14 is provided with cavity, and black box 16 and alloy base 17 are all fixed in this cavity; Pressure spring 13 one end lean and are regulating on pressure ring 11, and the other end leans the upper end at thimble assembly 15; Alloy base 17 is provided with gum exudation mouth, and the lower end of thimble assembly 15 is rear and gum exudation mouth adaptation through black box 16; Valve body 14 is provided with the first suction port 141, glue-feeder 142 and the second suction port 143 being communicated with cavity, the first suction port 141 is positioned at the top of black box 16, glue-feeder 142 is between black box 16 and alloy base 17, and the second suction port 143 is positioned at the below of alloy base 17.
The hot melt adhesive fluid control valve that the utility model provides, its specific works principle is:
Pass into pressurized gas, pressurized gas are divided into two-way, and a road flows into the first suction port 141, and for controlling the switching of gum exudation mouth, another road flows into the second suction port 143, for spraying provides pressurized gas.The pressurized gas that flow into from the first suction port 141, overcome the pressure of pressure spring 13, thimble assembly 15 is evenly held up, until the gum exudation mouth of alloy base 17 is no longer blocked in the lower end of thimble assembly 15, gum exudation mouth is in open mode, now, the hot melt adhesive flowing into from glue-feeder 142 can flow out from gum exudation mouth; Stop after ventilation, pressure spring 13 extends rapidly, presses down thimble assembly 15, and the lower end of thimble assembly 15 is blocked the gum exudation mouth of alloy base 17 again, makes gum exudation mouth in closed condition, and the hot melt adhesive portion that now glue-feeder 142 flows into can flow out from gum exudation mouth.
Hot melt adhesive fluid control valve of the present utility model, is split into two-way by pressurized gas, controls the switching of gum exudation mouth with coming, and such advantage is, controls simple and conveniently, and reflection rapidly.And, only, in the situation that having pressurized gas to pass into, just allow gum exudation mouth to open, fundamentally stopped the obstruction that " only logical glue and stuffiness " causes, when stopping logical pressurized gas, pressure spring 13 extends rapidly closes gum exudation mouth, thereby solved hangover, flown silk, the problem such as disconnected glue is not clear-cut.
In addition, hot melt adhesive fluid control valve is also provided with and regulates pressure ring 11, regulates pressure ring 11 can on valve body 14, move up and down to adjust the pressure of pressure spring 13, and then adjusts opening angle, is controlling the size of hot melt adhesive flow.Specifically, regulate pressure ring 11 to move downward, can shorten thimble assembly 15 strokes, reduce gum exudation mouth opening angle; Otherwise strengthen thimble assembly 15 strokes, strengthen gum exudation mouth opening angle.Regulate pressure ring 11 external, valve also can directly be regulated in the course of the work, very quick for the size of controlling melten gel fluid flow, convenient.The utility model is also provided with and the setscrew nut 12 that regulates pressure ring 11 adaptations, and setscrew nut 12 can will regulate pressure ring 11 fixing and locked on valve body 14, prevents from regulating pressure ring 11 because external force is subjected to displacement at valve body 14, guarantees long-term location effectively.
The hot melt adhesive fluid control valve that the utility model provides, thimble assembly 15 comprises spring fixed block 151, baffle plate 152 and push rod 153; Spring fixed block 151 is fixed on the upper end of baffle plate 152, and push rod 153 is fixed on the lower end of baffle plate 152, and one end of pressure spring 13 leans on spring fixed block 151, and the first suction port 141 is positioned at the top of black box 16 and the below of baffle plate 152; On baffle plate 152, be also provided with seal groove 154, in seal groove 154, be provided with seal ring; The lower end of push rod 153 is the taper shape with gum exudation mouth adaptation.Spring fixed block 151 is fixing spring better, makes the cooperation of spring and thimble assembly 15 more reliable; Between baffle plate 152 and inner chamber, be provided with seal ring, guarantee that baffle plate 152 and black box 16 form a closed chamber, this closed chamber is communicated with the first suction port 141, and good sealing makes high pressure air physical efficiency control precisely, rapidly the switching of gum exudation mouth; The lower end of push rod 153 is made as taper shape, has guaranteed that the lower end of push rod 153 is when blocking gum exudation mouth, and gum exudation mouth is blocked completely, avoids the problems such as hangover, disconnected glue be not clear-cut.
The hot melt adhesive fluid control valve that the utility model provides, is also provided with two plastic emitting passages and a plurality of outlet passageway on valve body 14, the gum exudation mouth on alloy base 17 and two plastic emitting channel connections; Each outlet passageway includes cross aisle and the longitudinal channel being interconnected, and the second suction port 143 is communicated with cross aisle.
Hot melt adhesive fluid control valve has adopted the flow passage structure of crisscross formula, makes pressurized gas in valve body 14 inner automatic adjustment, distributes the four uniform air pressure in road, while being used in conjunction with spray nozzle 20, improves and stable spraying effect; Valve body 14 internal structures are compact, because plastic emitting passage/outlet passageway reasonable distribution realizes unimpededly, ensured the uniformity of each plastic emitting passage and outlet passageway; Inner each runner of valve body 14 all orderliness distributes, and the Jiao road lower channel that is divided into two, when gum exudation mouth is opened, separates the high melten gel fluid of two-way equably, has ensured the gel quantity that multichannel is consistent.
The hot melt adhesive fluid control valve that the utility model provides, also comprises for connecting the fixedly holder 18 of nozzle 20 and for locking the fastening screw 19 of connection, fixedly holder 18 is fixed on the lower end of valve body 14, and fastening screw 19 is connected with fixedly holder 18 is adaptive.Hot melt adhesive fluid control valve need to connect nozzle 20, and fixedly holder 18 is clamped nozzle 20, and further fixing locked by fastening screw 19.The hot melt adhesive fluid control valve that the utility model provides, the adaptation of installing to realize with nozzle 20 by the hommization of above-mentioned external hanging type is connected, and makes assembling operational maintenance convenient and swift, is conducive to improve better glue spraying effect.
The hot melt adhesive fluid control valve that the utility model provides, black box 16 is provided with outside thread, and the cavity of valve body 14 is provided with the internal thread with outside thread adaptation, and black box 16 is fixed in cavity by outside thread.The black box 16 of valve internal adopts and is threaded into formula with valve body 14, and the structure of locking, has ensured mutual required precision.Certainly this only belongs to a specific embodiment of the present utility model, the utility model black box 16 is not limited in this with the Placement of valve body 14, also can select other linkage structure, as long as black box 16 can be fixed on the cavity of valve body 14 and guarantee the sealing of the two joint.
Disclosed is above only several specific embodiment of the present utility model, but the utility model is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (5)
1. a hot melt adhesive fluid control valve, is characterized in that, comprises valve body, regulates pressure ring, setscrew nut, pressure spring, thimble assembly, black box and alloy base; Described adjusting pressure ring is fixed on the upper end of valve body by setscrew nut; The inside of described valve body is provided with cavity, and described black box and alloy base are all fixed in this cavity; Described pressure spring one end leans and is regulating on pressure ring, and the other end leans the upper end at thimble assembly; Described alloy base is provided with gum exudation mouth, and the lower end of thimble assembly is through adaptive with gum exudation mouth after black box; Described valve body is provided with the first suction port, glue-feeder and the second suction port being communicated with cavity, described the first suction port is positioned at the top of black box, described glue-feeder is between black box and alloy base, and described the second suction port is positioned at the below of alloy base.
2. hot melt adhesive fluid control valve according to claim 1, is characterized in that, described thimble assembly comprises spring fixed block, baffle plate and push rod; Described spring fixed block is fixed on the upper end of baffle plate, and push rod is fixed on the lower end of baffle plate, and one end of pressure spring leans on spring fixed block, and the first suction port is positioned at the top of black box and the below of baffle plate; On described baffle plate, be also provided with seal groove, in seal groove, be provided with seal ring; The lower end of described push rod is the taper shape with gum exudation mouth adaptation.
3. hot melt adhesive fluid control valve according to claim 1, is characterized in that, is also provided with two plastic emitting passages and a plurality of outlet passageway on described valve body, the gum exudation mouth on described alloy base and two plastic emitting channel connections; Described each outlet passageway includes cross aisle and the longitudinal channel being interconnected, and the second suction port is communicated with cross aisle.
4. hot melt adhesive fluid control valve according to claim 1, it is characterized in that, hot melt adhesive fluid control valve also comprises for connecting the fixedly holder of nozzle and for locking the fastening screw of connection, described fixedly holder is fixed on the lower end of valve body, and described fastening screw is connected with fixedly holder is adaptive.
5. hot melt adhesive fluid control valve according to claim 1, is characterized in that, described black box is provided with outside thread, and the cavity of valve body is provided with the internal thread with outside thread adaptation, and described black box is fixed in cavity by outside thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320668050.8U CN203549032U (en) | 2013-10-25 | 2013-10-25 | Hot melt adhesive fluid control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320668050.8U CN203549032U (en) | 2013-10-25 | 2013-10-25 | Hot melt adhesive fluid control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203549032U true CN203549032U (en) | 2014-04-16 |
Family
ID=50467150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320668050.8U Expired - Fee Related CN203549032U (en) | 2013-10-25 | 2013-10-25 | Hot melt adhesive fluid control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203549032U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106140573A (en) * | 2016-07-06 | 2016-11-23 | 深圳市泰达机器人有限公司 | A kind of coating filters pressure regulation set composite |
| CN107756526A (en) * | 2017-11-10 | 2018-03-06 | 广州市富元服装辅料有限公司 | A kind of ultrasonic wave open-work machine |
| CN112044355A (en) * | 2020-08-25 | 2020-12-08 | 北京春风一方制药有限公司 | Spray drying tower for medicine |
-
2013
- 2013-10-25 CN CN201320668050.8U patent/CN203549032U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106140573A (en) * | 2016-07-06 | 2016-11-23 | 深圳市泰达机器人有限公司 | A kind of coating filters pressure regulation set composite |
| CN106140573B (en) * | 2016-07-06 | 2019-11-29 | 深圳市泰达机器人有限公司 | A kind of coating filtering pressure regulation set composite |
| CN107756526A (en) * | 2017-11-10 | 2018-03-06 | 广州市富元服装辅料有限公司 | A kind of ultrasonic wave open-work machine |
| CN107756526B (en) * | 2017-11-10 | 2024-04-02 | 广州富元纺织科技有限公司 | Ultrasonic wave thru hole machine |
| CN112044355A (en) * | 2020-08-25 | 2020-12-08 | 北京春风一方制药有限公司 | Spray drying tower for medicine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20191025 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |