CN103041956A - Dispensing valve - Google Patents
Dispensing valve Download PDFInfo
- Publication number
- CN103041956A CN103041956A CN2012105703381A CN201210570338A CN103041956A CN 103041956 A CN103041956 A CN 103041956A CN 2012105703381 A CN2012105703381 A CN 2012105703381A CN 201210570338 A CN201210570338 A CN 201210570338A CN 103041956 A CN103041956 A CN 103041956A
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- China
- Prior art keywords
- plunger
- glue
- dispensing valve
- cylinder body
- barrier film
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Abstract
The invention discloses a dispensing valve. The valve comprises a diaphragm, a glue nozzle, a plunger piston, a hollow-structure cylinder body and a hollow-structure glue storage body, wherein the cylinder body and the glue storage body are fixed in a butted manner so as to enable the hollow structures of the cylinder body and the glue storage body to form a sealed cavity together; the outer side of the diaphragm is fixed between the cylinder body and the glue storage body in a pressing against manner; the diaphragm divides the sealed cavity into a colloid storage cavity and a plunger piston movement cavity; the cylinder body is provided with an inlet and an outlet for being communicated with the plunger piston movement cavity; the glue storage body is provided with a glue output port for being communicated with the glue storage cavity; a glue nozzle is installed on the glue storage body in a sealed manner, used for sealing the opening of the glue storage cavity, and provided with a dispensing channel communicated with the colloid storage cavity; a plunger piston is accommodated in the plunger piston movement cavity in a sliding manner, and one end of the plunger piston penetrates the diaphragm to enter the dispensing channel; the plunger piston entering the dispensing channel is used for sealing the dispensing channel; and the inner side of the diaphragm is fixed with the plunger piston, so as to enable the dispensing of the dispensing valve provided by the invention to be more reliable and more durable.
Description
Technical field
The present invention relates to a kind of glue dispensing valve, relate in particular to a kind of some glue dispensing valve that glue is reliable and more durable.
Background technology
Along with the continuous progress of the development of economy and science and technology, impel be applied to industry various device just towards the future development of intelligent, highly integrated and high efficiency being adapted to the requirement of automated job, and can reach the manufacturing purpose of precision.
As everyone knows, in order to improve the anti-wear performance of circular saw bit, general except on the material of circular saw bit, and outside the manufacturing process of circular saw bit reasonably designs, another kind of the best way is exactly the weld tabs that is welded with wear-resisting alloy on the saw tooth of circular saw bit, this weld tabs is comprised of paster and cutter head and so that the saw tooth of saw blade is more wear-resisting, to reach the cost that reduces saw blade.
At present, the equipment that weld tabs is welded on the saw tooth of saw blade is called the saw blade sawtooth welder, and the saw blade sawtooth welder mainly is comprised of high-frequency heating mechanism, weld tabs conveying mechanism, glue applying mechanism, saw blade conveying mechanism, saw blade contraposition mechanism and saw blade clamp mechanism.Wherein, before the saw blade sawtooth welder makes weld tabs be welded on the saw tooth of saw blade, must carry out a glue to weld tabs by glue applying mechanism and process, the weld tabs after a glue is processed can be welded on the saw tooth of saw blade reliably, therefore, to process be that weld tabs is welded on a requisite procedure on the saw tooth of saw blade to some glue.
Wherein, in existing glue applying mechanism, the plunger in the glue dispensing valve is by fixedly sleeved sealing ring on plunger the glue dispensing valve body to be separated out a glue storage cavity and the movable chamber of a plunger; When the glue in the glue storage cavity being extruded and put when being applied on the weld tabs, the plunger of this moment need to slide up and down in the movable chamber of plunger, goes to change the size of glue storage cavity and realizes some glue purpose to weld tabs thereby drive the sealing ring that is placed on the plunger.But, the slipper seal of plunger on the glue dispensing valve body is to realize by the sealing ring of fixed cover on plunger, and sealing ring is followed to keep sliding with the glue dispensing valve body when plunger slides always and is compressed state, thereby accelerated the rate of wear of sealing ring, thereby affected some glue reliability and the durability of glue dispensing valve.
Equally, the glue dispensing valve in being applied in the saw blade sawtooth welder, also there is above-mentioned defective in other glue dispensing valve.
Therefore, be badly in need of wanting a kind of the reliable and durable glue dispensing valve of glue to overcome above-mentioned defective.
Summary of the invention
The purpose of this invention is to provide a kind of some glue dispensing valve that glue is reliable and durable.
To achieve these goals, the invention provides a kind of glue dispensing valve, comprise barrier film, Jiao Zui, plunger and be hollow structure cylinder body and the storage colloid.Cylinder body is docking of sealing with the storage colloid and fixes and make the hollow structure of cylinder body and storage colloid jointly to form an annular seal space; The outside of barrier film compresses to be fixed between cylinder body and the storage colloid, and barrier film parting seal chamber goes out the movable chamber of plunger that a glue storage cavity and that is positioned at the storage colloid is positioned at cylinder body; Cylinder body offers entrance and the outlet that is communicated with the movable chamber of plunger, and the storage colloid offers the defeated Jiao Kou that is communicated with glue storage cavity; Jiao Zui is the opening that being installed in of sealing stored up on the colloid and sealed glue storage cavity, and Jiao Zui has a some glue passage that is communicated with glue storage cavity; What plunger slided is contained in the movable chamber of plunger, and an end of plunger passes barrier film and stretch in the glue passage, stretches into the airtight some glue passage of plunger in the glue passage, and inboard and the plunger of barrier film are fixed.
Preferably, glue dispensing valve of the present invention also comprises and is placed on the plunger and contacts at the inwall in the movable chamber of plunger and the first sealing ring between this plunger.
Preferably, glue dispensing valve of the present invention also comprises the inwall that contacts at the movable chamber of plunger and the flexible member between the plunger.
Preferably, cylinder body comprises housing and is the adjustment cap in the housing of being placed in of sealing, adjusts being threaded of cap and housing, and flexible member contacts at plunger and adjusts between the cap, exports to be opened on the adjustment cap.
Preferably, adjust cap and offer for what the elasticity element was accommodated and accommodate passage, accommodate the movable chamber of channel connection plunger and outlet.
Preferably, cylinder body also comprises the second sealing ring, and the second sealing ring presses on to be adjusted between cap and the housing.
Preferably, glue dispensing valve of the present invention also comprises the 3rd sealing ring, and the 3rd sealing ring presses on the junction of storage colloid and Jiao Zui.
Preferably, glue dispensing valve of the present invention also comprises the putty pin, and the putty pin is contained in the glue storage cavity and is connected with plunger, and the putty pin stretches in the glue passage, and plunger passes through airtight some glue passage of putty pin.
Preferably, plunger is threaded with the putty pin, barrier film be placed on the plunger and press on this plunger and the putty pin between.
Compared with prior art, because compressing, the outside of barrier film of the present invention is fixed between cylinder body and the storage colloid, and barrier film parting seal chamber goes out a glue storage cavity and the movable chamber of a plunger, one end of plunger passes barrier film and stretches in the glue passage, stretch into the airtight some glue passage of plunger in the glue passage, and the inboard of barrier film and plunger are fixed, so plunger is done the process of sliding up and down in the movable chamber of plunger, the outside of barrier film compresses always to be fixed between cylinder body and the storage colloid, and the inboard of barrier film is fixed on the plunger always, namely be that part between barrier film inboard and the outside is followed plunger and done adaptive deformation, make barrier film go to change the size of glue storage cavity by the deformation at the position between its inboard and the outside, extrude the interior glue of glue storage cavity to realize the purpose of some glue thereby reach, thereby the plunger that has overcome in the existing glue dispensing valve makes sealing ring in the defective of carrying out fretting wear in the process with the glue dispensing valve body that slides up and down of plunger always because of the conflict of the friction slip between employing sealing ring and the glue dispensing valve body, so the some glue of glue dispensing valve of the present invention is more reliable and more durable.
By following description also by reference to the accompanying drawings, it is more clear that the present invention will become, and these accompanying drawings are used for explaining embodiments of the invention.
Description of drawings
Fig. 1 is the three-dimensional structure diagram of glue dispensing valve of the present invention.
Fig. 2 is the exploded view of glue dispensing valve shown in Figure 1.
Fig. 3 is the cutaway view of glue dispensing valve shown in Figure 1.
The specific embodiment
With reference now to accompanying drawing, describe embodiments of the invention, similar element numbers represents similar element in the accompanying drawing.
See also Fig. 1 to Fig. 3, glue dispensing valve 100 of the present invention comprises that barrier film 10, glue chew 20, plunger 30 and be cylinder body 40 and the storage colloid 50 of hollow structure.Cylinder body 40 is docking of sealing with storage colloid 50 and fixes and make the hollow structure of cylinder body 40 and storage colloid 50 jointly to form an annular seal space 60; The outside 10a of barrier film 10 compresses and is fixed between cylinder body 40 and the storage colloid 50, so that the outside 10a of barrier film 10 is fixed on when plunger 30 slides up and down between cylinder body 40 and the storage colloid 50 always, and barrier film 10 makes annular seal space 60 be separated out the movable chamber 62 of plunger that a glue storage cavity 61 and that is positioned at storage colloid 50 is positioned at cylinder body 40, for the size that the deformation of barrier film 10 goes to change glue storage cavity 61 is created good condition; Simultaneously, cylinder body 40 offers the entrance 41 that is communicated with the movable chamber 62 of plunger and exports 42, the movable chamber 62 of this entrance 41, plunger and export 42 and form together order about the pressure circuit that plunger 30 slides up and down in the movable chamber 62 of plunger, storage colloid 50 offers the defeated glue mouth 51 that is communicated with glue storage cavity 61, is convenient to the conveying in the past glue storage cavity 61 of extraneous glue; Moreover, glue is chewed 20 and is the opening that being installed in of sealing stored up on the colloid 50 and sealed glue storage cavity 61, particularly, in the present embodiment, realize that glue 20 modes that are on the installations storage colloid 50 of sealing of chewing are, glue dispensing valve 100 of the present invention also is provided with the 3rd sealing ring 90, the three sealing rings 90 and presses on storage colloid 50 and glue and chew 20 junction, better so that storage colloid 50 and glue are chewed 20 junction sealing, and glue is chewed 20 and is had a some glue passage 21 that is communicated with glue storage cavity 61; And in the plunger activity that the is contained in chamber 62 that plunger 30 slides, and an end of plunger 30 passes barrier film 10 and stretches in the glue passage 21, stretch into the 30 airtight somes glue passages 21 of plunger in the glue passage 21, to prevent that glue dispensing valve 100 of the present invention from making when the initial position glue in the glue storage cavity 61 flow in the external world and going, and the inboard 10b of barrier film 10 and plunger 30 is fixing, so that the inboard 10b of barrier film 10 remains unchanged with the position of plunger 30 when plunger 30 slides up and down always.
Wherein, for so that the sealing between the inwall 621 in the movable chamber 62 of plunger 30 and plunger is better, thereby guarantee that plunger 30 is in the reliability of the movable chamber 62 interior slips of plunger, be placed on the plunger 30 and contact at the inwall 621 in the movable chamber 62 of plunger and the first sealing ring 70 between this plunger 30 so glue dispensing valve 100 of the present invention also comprises, particularly, in the present embodiment, offer on the plunger 30 for being placed in the first cannelure 31 that the first sealing ring 70 on the plunger 30 is accommodated, so that the first sealing ring 70 is placed on the plunger 30 more reliably; More reliable for plunger 30 being done slide up and down in the movable chamber 62 of plunger, so glue dispensing valve 100 of the present invention also comprises the inwall 621 that contacts at the movable chamber 62 of plunger and the flexible member 80 between the plunger 30, this flexible member 80 is more excellent to be a spring and to slide up and down the direction setting along plunger 30; Installation for the ease of cylinder body 40 inner assemblies, so cylinder body 40 comprises housing 40a and is the adjustment cap 40b in the housing 40a of being placed in of sealing, adjustment cap 40b is threaded with housing 40a's, and flexible member 70 contacts at plunger 30 and adjusts between the cap 40b, and outlet 42 is opened in to be adjusted on the cap 40b; Particularly, in the present embodiment, cylinder body 40 also comprises the second sealing ring 40c, and the second sealing ring 40c presses on and adjusts between cap 40b and the housing 40a, is the purpose in the housing 40a of being placed in of sealing to realize adjustment cap 40b; More excellent is to adjust and offer the second cannelure 40d that accommodates for the second sealing ring 40c on the cap 40b, so that the second sealing ring 40c is more reliable in the connection of adjusting on the cap 40b.More specifically, as follows:
Than the superior, adjust cap 40b and offer for what elasticity element 80 was accommodated and accommodate passage 43, accommodate passage 43 and be communicated with the movable chambeies 62 of plungers and outlet 42, so that order about the formation of the pressure circuit that plunger 30 slides up and down in the movable chamber 62 of plunger.
Simultaneously, glue dispensing valve 100 of the present invention also comprises putty pin 52, putty pin 52 is contained in the glue storage cavity 61 and with plunger 30 and is connected, more excellent is that putty pin 52 is threaded with plunger ground 30 so that the mounting or dismounting between them, and putty pin 52 stretches in the glue passage 21, plunger 30 is by 52 airtight somes glue passages 21 of putty pin, and barrier film 10 is placed on the plunger 30 and press between this plunger 30 and the putty pin 52, specifically, plunger 30 is with after putty pin 52 is connected, form inboard 10b for barrier film 10 the 3rd fixing cannelure 32 of conflicting between the two, so that the inboard 10b of barrier film 10 being connected and fixed on plunger 30 is more reliable.
By reference to the accompanying drawings, the operation principle of glue dispensing valve of the present invention is described in detail: original state, because the thrusting action of 80 pairs of plungers 30 of flexible member, so that plunger 30 orders about in the putty pin 52 insertion point glue passages 21, and airtight some glue passage 21; In the time will putting glue, the direction that makes this moment plunger 30 do compression elastic element 80 is slided, the plunger 30 that slides increases the inboard 10b of barrier film 10 and the distance between the 10a of the outside, when being convenient to extraneous glue toward glue storage cavity 61 interior conveying, also so that plunger 30 drives putty pin 52 opening point glue passages 21; When glue storage cavity 61 reach to advance the glue amount after, the plunger 30 of this moment slides along the direction of unclamping flexible member 80 compressions, and under the elastic force that flexible member 80 provides, so that plunger 30 slides toward some glue passage 21 places rapidly, 30 of the plungers of quick sliding so that between the inboard 10b of barrier film 10 and the outside 10a deformation at position faster, thereby reach the purpose of quick change storage chamber chamber 61 sizes, for the glue in the glue storage cavity 61 provides the larger power of extruding, so that the glue in the glue storage cavity 61 can be put on workpiece more quickly; In putty pin 52 insertion point glue passages 21, the putty pin 52 of this moment is airtight some glue passage 21 again, thereby finish the once some glue process of glue dispensing valve 100 of the present invention.
Compared with prior art, because compressing, the outside 10a of barrier film 10 of the present invention is fixed between cylinder body 40 and the storage colloid 50, and barrier film 10 parting seal chambeies 60 go out a glue storage cavity 61 and the movable chamber 62 of a plunger, one end of plunger 30 passes barrier film 10 and stretches in the glue passage 21, stretch into the 30 airtight somes glue passages 21 of plunger in the glue passage 21, and the inboard 10a of barrier film 10 and plunger 30 are fixing, so plunger 30 is done the process of sliding up and down in the movable chamber 62 of plunger, the outside 10a of barrier film 10 compresses always and is fixed between cylinder body 40 and the storage colloid 50, and the inboard 10b of barrier film 10 is fixed on the plunger 30 always, namely be that part between barrier film 10 inboard 10b and the outside 10a is followed plunger 30 and done adaptive deformation, make barrier film 10 go to change the size of glue storage cavity 61 by the deformation at the position between its inboard 10b and the outside 10a, thereby reach the glue of extruding in the glue storage cavity 61 is put glue with realization purpose, thereby the plunger that has overcome in the existing glue dispensing valve makes sealing ring in the defective of carrying out fretting wear in the process with the glue dispensing valve body that slides up and down of plunger always because of the conflict of the friction slip between employing sealing ring and the glue dispensing valve body, so the some glue of glue dispensing valve 100 of the present invention is more reliable and more durable.
Certainly just the preferred embodiments of the present invention described above; certainly can not limit with this interest field of the present invention; the above-mentioned specific embodiment only is schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away from the scope situation that aim of the present invention and claim protect, can also make a lot of forms, these still belong to the scope that the present invention is contained.
Claims (9)
1. glue dispensing valve, it is characterized in that, comprise barrier film, Jiao Zui, plunger and be hollow structure cylinder body and the storage colloid, described cylinder body is docking of sealing with described storage colloid and fixes and make the hollow structure of described cylinder body and storage colloid jointly to form an annular seal space, the outside of described barrier film compresses to be fixed between described cylinder body and the described storage colloid, and described barrier film is separated described annular seal space and is gone out the movable chamber of plunger that a glue storage cavity and that is positioned at described storage colloid is positioned at described cylinder body, described cylinder body offers entrance and the outlet that is communicated with the movable chamber of described plunger, described storage colloid offers the defeated Jiao Kou that is communicated with described glue storage cavity, described Jiao Zui is on the described storage colloid of being installed in of sealing and seals the opening of described glue storage cavity, and described Jiao Zui has a some glue passage that is communicated with described glue storage cavity, what described plunger slided is contained in the movable chamber of described plunger, and an end of described plunger passes described barrier film and stretches in the described some glue passage, stretch into the airtight described some glue passage of plunger in the described some glue passage, the inboard of described barrier film and described plunger are fixed.
2. glue dispensing valve according to claim 1 is characterized in that, also comprises being placed on the described plunger and contacting at the inwall in the movable chamber of described plunger and the first sealing ring between this plunger.
3. glue dispensing valve according to claim 1 is characterized in that, also comprises the inwall that contacts at the movable chamber of described plunger and the flexible member between the described plunger.
4. glue dispensing valve according to claim 3, it is characterized in that, described cylinder body comprises housing and is the interior adjustment cap of the described housing of being placed in of sealing, described adjustment cap is threaded with described housing, described flexible member contacts between described plunger and the described adjustment cap, and described outlet is opened on the described adjustment cap.
5. glue dispensing valve according to claim 4 is characterized in that, described adjustment cap offers for what described flexible member was accommodated and accommodates passage, describedly accommodates the movable chamber of the described plunger of channel connection and described outlet.
6. glue dispensing valve according to claim 4 is characterized in that, described cylinder body also comprises the second sealing ring, and described the second sealing ring presses between described adjustment cap and the described housing.
7. glue dispensing valve according to claim 1 is characterized in that, also comprises the 3rd sealing ring, and described the 3rd sealing ring presses on the junction of described storage colloid and described Jiao Zui.
8. glue dispensing valve according to claim 1, it is characterized in that, also comprise the putty pin, described putty pin is contained in the described glue storage cavity and with described plunger and is connected, and described putty pin stretches in the described some glue passage, and described plunger is by the airtight described some glue passage of described putty pin.
9. glue dispensing valve according to claim 8 is characterized in that, described plunger is threaded with described putty pin, described barrier film be placed on the described plunger and press on this plunger and described putty pin between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210570338.1A CN103041956B (en) | 2012-12-25 | 2012-12-25 | Dispensing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210570338.1A CN103041956B (en) | 2012-12-25 | 2012-12-25 | Dispensing valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103041956A true CN103041956A (en) | 2013-04-17 |
| CN103041956B CN103041956B (en) | 2015-04-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210570338.1A Expired - Fee Related CN103041956B (en) | 2012-12-25 | 2012-12-25 | Dispensing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103041956B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103657957A (en) * | 2013-12-31 | 2014-03-26 | 台州迈得医疗工业设备股份有限公司 | Gluing device of medical device assembly |
| CN104324853A (en) * | 2014-09-25 | 2015-02-04 | 北京北机机电工业有限责任公司 | Jet device having storage chamber |
| CN108514994A (en) * | 2018-06-25 | 2018-09-11 | 苏州赛姆西自动化设备有限公司 | A kind of high speed mode separation strapping resorption function glue dispensing valve |
| CN110508451A (en) * | 2019-09-05 | 2019-11-29 | 江西绪环铝业有限公司 | Gluing head and aluminum profile glue stations for aluminum profile |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6799702B1 (en) * | 2000-11-22 | 2004-10-05 | Gopro, Inc. | Device for dispensing viscous liquids |
| CN201120342Y (en) * | 2007-10-24 | 2008-09-24 | 钰衡科技股份有限公司 | Glue dropping valve |
| CN201235322Y (en) * | 2008-08-05 | 2009-05-13 | 厦门顶科电子有限公司 | Diaphragm type glue dropping valve |
| CN201482680U (en) * | 2009-07-21 | 2010-05-26 | 深圳市轴心自控技术有限公司 | Firing pin valve |
| CN201505612U (en) * | 2009-07-21 | 2010-06-16 | 深圳市轴心自控技术有限公司 | Diaphragm valve |
-
2012
- 2012-12-25 CN CN201210570338.1A patent/CN103041956B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6799702B1 (en) * | 2000-11-22 | 2004-10-05 | Gopro, Inc. | Device for dispensing viscous liquids |
| CN201120342Y (en) * | 2007-10-24 | 2008-09-24 | 钰衡科技股份有限公司 | Glue dropping valve |
| CN201235322Y (en) * | 2008-08-05 | 2009-05-13 | 厦门顶科电子有限公司 | Diaphragm type glue dropping valve |
| CN201482680U (en) * | 2009-07-21 | 2010-05-26 | 深圳市轴心自控技术有限公司 | Firing pin valve |
| CN201505612U (en) * | 2009-07-21 | 2010-06-16 | 深圳市轴心自控技术有限公司 | Diaphragm valve |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103657957A (en) * | 2013-12-31 | 2014-03-26 | 台州迈得医疗工业设备股份有限公司 | Gluing device of medical device assembly |
| CN103657957B (en) * | 2013-12-31 | 2016-01-13 | 迈得医疗工业设备股份有限公司 | A kind of glue spreading apparatus of medicine equipment assembly |
| CN104324853A (en) * | 2014-09-25 | 2015-02-04 | 北京北机机电工业有限责任公司 | Jet device having storage chamber |
| CN104324853B (en) * | 2014-09-25 | 2017-03-15 | 北京北机机电工业有限责任公司 | A kind of injection apparatus with storage chamber |
| CN108514994A (en) * | 2018-06-25 | 2018-09-11 | 苏州赛姆西自动化设备有限公司 | A kind of high speed mode separation strapping resorption function glue dispensing valve |
| CN110508451A (en) * | 2019-09-05 | 2019-11-29 | 江西绪环铝业有限公司 | Gluing head and aluminum profile glue stations for aluminum profile |
| CN110508451B (en) * | 2019-09-05 | 2021-08-03 | 江西绪环铝业有限公司 | A rubber coating head and aluminium alloy rubber coating device for aluminium alloy |
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| Publication number | Publication date |
|---|---|
| CN103041956B (en) | 2015-04-08 |
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