WO2005068086A1 - シーラーガン - Google Patents
シーラーガン Download PDFInfo
- Publication number
- WO2005068086A1 WO2005068086A1 PCT/JP2005/000383 JP2005000383W WO2005068086A1 WO 2005068086 A1 WO2005068086 A1 WO 2005068086A1 JP 2005000383 W JP2005000383 W JP 2005000383W WO 2005068086 A1 WO2005068086 A1 WO 2005068086A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sealer
- valve
- needle valve
- valve seat
- gun
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/165—Implements for finishing work on buildings for finishing joints, e.g. implements for raking or filling joints, jointers
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
- B05B1/3033—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head
- B05B1/304—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve
- B05B1/3046—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve the valve element, e.g. a needle, co-operating with a valve seat located downstream of the valve element and its actuating means, generally in the proximity of the outlet orifice
Definitions
- the present invention relates to a sealer gun using a viscous material such as a sealing agent or a pressure-sensitive adhesive as a coating material, and relates to a technology in which a bead width (application width) is arbitrarily set so that a coating force can be evenly applied.
- a bead width application width
- a sealer is applied to a joint portion of a panel of an automobile in order to maintain airtightness and watertightness of a vehicle body and at the same time protect the body.
- the sealer housed in the tank is guided to the sealer gun by a pumping means such as a pump, while the sealer gun side is caused to retract the dollar valve by a trigger operation and is closed until then.
- a pumping means such as a pump
- the sealer gun side is caused to retract the dollar valve by a trigger operation and is closed until then.
- the sealer is discharged from the gap, and the sealer is applied in a bead shape to the object while moving the discharge gun.
- a protrusion portion of a flow control adjusting valve body that protrudes into a valve hole of a valve seat is formed in a conical shape, and a valve hole internal force adjusting valve body is retracted and pulled out.
- a step with a small diameter is formed at the rear end of the needle valve.
- the sphere urged by the panel is pressed against the rear end of the needle valve and the retraction of the needle valve is once regulated by the step, so that the nozzle orifice in the initial stage of discharge is half open.
- a technique for suppressing an increase in the discharge amount for example, see Patent Document 2 is known.
- a technique is known in which a pressure reducing mechanism is provided in a sealer supply passage, and a spit is prevented by controlling a moving speed (coating speed) of a sealer gun.
- Patent Document 1 Japanese Utility Model Application Laid-Open No. 63-141676
- Patent Document 2 Japanese Utility Model Registration No. 2583411
- the flow rate since the flow rate cannot be controlled, when changing the bead width, the flow rate must be adjusted with a flow control valve or the like. In a long case, the operation of switching the flow rate according to the bead width is complicated, and the beads may be uneven.
- the bead width can be varied by changing the moving speed of the sealer gun with the flow rate kept constant, but there is a problem that the skill of the operator is required.
- the present invention makes it possible for even a person with little skill to easily apply the bead width by arbitrarily setting the bead width, and to achieve a uniform application without unevenness until the final stage of the ejection initial stage force.
- the purpose is to provide a sealer gun that can be cut.
- the present invention operates a trigger to retract a needle valve by a predetermined stroke, forms a gap between a valve seat and a dollar valve, and discharges a sealer from the gap.
- the reciprocating stroke of the dollar valve is stepped. While a regulating member capable of restricting the pressure is provided, a tapered portion having a tapered tip is formed at the tip of the needle valve.
- an orifice member for reducing the flow passage area is provided in the sealer discharge passage downstream of the valve seat.
- a tapered portion with a tapered tip is formed at the tip of the -dollar valve, and a ball portion is provided behind and behind the tapered portion so as to abut on and separate from the valve seat.
- the tip of the needle valve tapered By making the tip of the needle valve tapered, it is possible to suppress a sudden increase in the discharge amount in the initial stage of trigger operation, and to provide a ball that comes into contact with or separates from the valve seat behind the tapered portion.
- the passage hole of the valve seat By forming the portion, the passage hole of the valve seat can be closed instantaneously, so that the sealer is cut well and stringing does not occur at the final stage of coating.
- a regulating member capable of regulating the retraction stroke of the needle valve in a stepwise manner is provided, by forming a tapered portion with a tapered end at the tip of the needle valve, an initial stage in which the trigger is operated is provided. A sudden increase in the discharge amount is suppressed, and By restricting the retraction stroke of the dollar valve stepwise, the position force where the bead width is widened gradually changes to a position where the bead width becomes narrower when the trigger is fully operated. Fine adjustment of the amount: It is possible to apply evenly at any bead width regardless of the skill of the person who operates the sealer gun, such as adjusting the moving speed of the sealer gun.
- the tapered -dollar valve tip suppresses a sudden increase in the discharge amount in the initial stage of operating the trigger, and a ball portion which comes into contact with or separates from the valve seat behind the tapered portion.
- FIG. 1 is a cross-sectional view for explaining a sealer gun according to the present invention.
- FIG. 3 is an exploded perspective view of a notch portion.
- FIG. 1 is a cross-sectional view for explaining a sealer gun according to the present invention
- FIG. 2 is a cross-sectional view taken along the line AA of FIG. 1
- FIG. 3 is an exploded perspective view of a notch portion
- FIG. FIG. 3 is an enlarged view of a ball portion provided in FIG.
- the sealer gun 1 is capable of setting the bead width at the time of applying the sealer arbitrarily even with a low level of skill! As shown in Fig. 1, a gun body 2 and a notch 3 It is.
- the gun body 2 has a grip portion 4 at a substantially central portion and a nozzle 5 at the tip portion, and a sealer supply passage 6 communicates with the nozzle 5.
- a connection portion 7 for connecting a sealer supply hose (not shown) is provided.
- the needle valve 8 includes a valve stem 8a at the center, a tapered portion 8b at the distal end, a spring receiving portion 8c at the middle, and a large-diameter portion 8d at the proximal end.
- the tapered portion 8b on the distal end side is formed in a tapered shape tapering forward, and a through hole 8f is formed substantially in the center of the ball portion 8e in the longitudinal direction of the valve stem 8a.
- a spherical ball portion 8e is externally fitted to the distal end side of the valve stem 8a behind the tapered portion 8b via 8f.
- a spring 10 for urging the needle valve 8 forward is provided behind the intermediate spring receiving portion 8c.
- a valve seat 11 to which the ball portion 8e of the needle valve 8 can freely contact is provided inside the base end side of the nozzle 5, and the ball portion 8e of the dollar valve 8 is provided in a passage hole of the valve seat 11.
- the sealer passage is closed, and when the ball portion 8e of the needle valve 8 separates, the discharge passage of the sealer is opened.
- the needle valve 8 is normally urged forward by the spring 10, the ball portion 8e comes into contact with the passage hole of the valve seat 11 so that the discharge passage of the sealer is closed! You.
- a sleeve 12 can be mounted in front of the nozzle 5, and a nozzle pipe 14 can be mounted in front of the sleeve 12 via a fastening nut 13. Further, inside the sleeve 12, an orifice member 15 having a narrowed portion s having a diameter smaller than the passage diameter at the center of the valve seat 11 is provided.
- a trigger 16 for operating the discharge of the sealer is provided on the side of the grip portion 4.
- the trigger 16 is pivotally supported by a pivot shaft 17.
- the base end portion pushes the large diameter portion 8 d of the one-dollar valve 8 backward.
- the needle valve 8 can be moved backward. [0023] Therefore, before the trigger 16 is operated, the needle valve 8 is pressed forward by the spring 10, the ball portion 8e abuts on the passage hole of the valve seat 11, and the discharge passage of the sealer is closed.
- the needle valve 8 moves backward and the sealer discharges with the discharge path of the sealer open, and at this time, the valve seat 11
- the pressure of the discharged sealer can be kept constant.
- the base end portion presses the large diameter portion 8d of the one-dollar valve 8 rearward, and the needle valve 8 moves rearward.
- the needle valve 8 moves rearward.
- the -dollar valve 8 When the operation of the trigger 16 is stopped, the -dollar valve 8 is pressed forward by the urging force of the spring 10, and the ball portion 8 e of the needle valve 8 makes surface contact with the passage hole of the valve seat 11. Close instantly. That is, when the tip of the needle valve 8 is formed in a tapered shape, the tapered portion 8b of the dollar valve 8 becomes smaller with respect to the opening area of the valve seat 11 as the movement stroke of the needle valve 8 forward increases. The gap is gradually reduced, and the sealer is discharged until the tapered portion 8b is completely in contact with the valve seat 11 (line contact). However, the tip of the needle valve 8 is formed into a tapered shape.
- the cross-sectional area of the tapered portion 8b of the needle valve 8 gradually increases with respect to the opening area of the valve seat 11 at first, and the gap gradually decreases, as described above.
- the cross-sectional area is rapidly increased by the ball portion 8e, the passage hole of the valve seat 11 can be instantly closed, and the discharge of the sealer is reliably shut off.
- the notch portion 3 regulates the amount of retraction stroke (the amount of operation of the trigger 16) of the minus one-dollar valve 8 in a stepwise manner, and is provided integrally with the base end portion of the gun body 2. That is, the notch portion 3 includes a case 18 fixed to the base end side of the gun body 2, a position adjusting member 20 penetrating through the center of the case 18, and extending rearward, and a position adjusting member 20. There is provided a positioning mechanism 23 for positioning the position adjusting member 20 by engaging with the outer cylinder screw 22.
- the position adjusting member 20 is screwed into a screw hole 22 ⁇ of the outer cylinder screw 22 as shown in FIG.
- An inner screw 21 having a large-diameter portion 21a and a screw portion 21b, an adjusting knob 24 fitted to a small-diameter cylindrical portion 22b of an outer cylindrical screw 22 and fixed with screws or the like;
- a nut 25 is provided to prevent the adjustment knob 24 from slipping out of the case and to prevent the adjustment knob 24 from slipping out. It is screwed into the hole 18 ⁇ .
- the adjustment knob 24 is pinched and rotated, the position adjustment member 20 moves back and forth by a predetermined stroke with respect to the case 18.
- a scale indicating the stroke amount of the position adjusting member 20 is displayed on the adjustment knob 24, and a desired bead width can be obtained simply by setting the adjustment knob 24 at a predetermined scale position during application. Like that.
- the taper length of the tapered portion 8b at the tip of the minus one-dollar valve 8 is at least equal to or greater than the movement stroke of the position adjusting member 20, and when the position adjusting member 20 is moved, the valve seat 11 The gap between the portions 8b is adapted to change accordingly.
- a plurality of concave grooves d are formed at equal intervals in the circumferential direction along the axial direction.
- the ball 26 of the mechanism 23 is adapted to enter and engage.
- the positioning mechanism 23 includes upper and lower two screw holes p provided in the case 18, a ball 26 provided in the screw hole p, and a ball 26.
- a panel 27 for urging the inner side 26 inward and a fixing screw 28 are provided, and when the outer cylinder screw 22 is rotated via the adjustment knob 24, the ball 26 enters the concave groove d at a timing.
- the rotation can be regulated step by step with moderation.
- outer cylinder screw 22 and the inner screw 21 are integrally. If they are separately configured, it will be easier to manufacture and if the screw portion 22a of the outer cylinder screw 22 becomes worn, etc. However, it is inexpensive because only the outer cylinder screw 22 can be replaced.
- the adjusting knob 24 is rotated to set the position adjusting member 20 to a desired front-back position. Then, even if the trigger 16 is fully operated, the large-diameter portion 8d on the proximal end of the dollar valve 8 comes into contact with the large-diameter portion 2la of the inner screw 21 so that the retracted position is regulated physically. Accordingly, the amount of clearance between the tapered portion 8b at the tip of the needle valve 8 and the valve seat 11 is regulated to a fixed amount. The discharge amount of one color is regulated.
- the orifice member 15 is provided downstream of the valve seat 11, even if there is a pulsation in a pump or the like that sends out the sealer, this is absorbed and discharged at a constant pressure. Therefore, it is possible to apply with a uniform bead width.
- the front and rear positions of the position adjusting member 20 are gradually changed by the adjusting knob 24.
- the diameter of the orifice member 15 is changed to a diameter suitable for the coating width, so that coating can be performed more uniformly with an arbitrary bead width.
- the present invention is not limited to the above embodiments. Those having substantially the same structure as the matters described in the claims of the present invention and exhibiting the same effects are included in the technical scope of the present invention.
- the specific configuration of the notch portion 3 that regulates the retraction stroke of the needle valve stepwise is arbitrary, and the number of the grooves d of the outer cylinder screw 22 is merely an example. By changing, a more precise stroke amount can be obtained.
- a regulating member that regulates the retraction stroke of the needle valve stepwise is provided, whereby pulling is performed.
- the sealer can be easily applied with an arbitrary bead width just by operating a full cup of gold, and no skill is required. Further, if an orifice member is provided in the sealer discharge path downstream of the valve seat, pulsation can be absorbed and uniform application can be achieved.
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Coating Apparatus (AREA)
- Nozzles (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI0506932-7A BRPI0506932A (pt) | 2004-01-19 | 2005-01-14 | pistola de vedação |
US10/597,264 US20080230002A1 (en) | 2004-01-19 | 2005-01-14 | Sealer Gun |
CA002553992A CA2553992A1 (en) | 2004-01-19 | 2005-01-14 | Sealer gun |
GB0616462A GB2427447B (en) | 2004-01-19 | 2005-01-14 | Sealer gun |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004010394 | 2004-01-19 | ||
JP2004-010394 | 2004-01-19 | ||
JP2005-006134 | 2005-01-13 | ||
JP2005006134A JP4877699B2 (ja) | 2004-01-19 | 2005-01-13 | シーラーガン |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005068086A1 true WO2005068086A1 (ja) | 2005-07-28 |
Family
ID=34797761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/000383 WO2005068086A1 (ja) | 2004-01-19 | 2005-01-14 | シーラーガン |
Country Status (8)
Country | Link |
---|---|
US (1) | US20080230002A1 (ja) |
JP (1) | JP4877699B2 (ja) |
BR (1) | BRPI0506932A (ja) |
CA (1) | CA2553992A1 (ja) |
GB (1) | GB2427447B (ja) |
TR (1) | TR200604713T2 (ja) |
TW (1) | TWI293580B (ja) |
WO (1) | WO2005068086A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5285009B2 (ja) * | 2010-03-12 | 2013-09-11 | エムテックスマツムラ株式会社 | シーラガンにおける液だれ防止装置 |
KR200450831Y1 (ko) * | 2010-05-06 | 2010-11-04 | 주식회사 대현드래곤트레이딩 | 몸체부에 조절레버가 장착된 폼건 |
JP5594227B2 (ja) * | 2011-02-17 | 2014-09-24 | トヨタ車体株式会社 | 動力工具 |
WO2015196273A1 (en) * | 2014-06-25 | 2015-12-30 | Ingersoll Products Inc. | Dampening mechanisms for compound applicator |
US9962719B2 (en) | 2014-11-19 | 2018-05-08 | Westpac Materials | Spray apparatus |
US9303416B1 (en) | 2014-11-19 | 2016-04-05 | Westpac Materials | Spray apparatus |
US9968962B2 (en) | 2015-03-19 | 2018-05-15 | The Boeing Company | Material applicator comprising a surface interface guide forming a continuous ring shaped flow channel with an unobstructive guding assembly therein |
US9808816B1 (en) | 2016-08-26 | 2017-11-07 | Gemini Holdings, LLC | Spray gun system |
CN106930515B (zh) * | 2017-03-29 | 2019-04-09 | 哈尔滨理工大学 | 自动循迹美缝填缝机器人 |
CN112191447B (zh) * | 2020-09-08 | 2022-03-18 | 柳州杰诺瑞汽车电器系统制造有限公司 | 起动机行星齿轮拨正润滑装置及其使用方法 |
CN113510046B (zh) * | 2021-05-11 | 2022-08-09 | 唐山国芯晶源电子有限公司 | 一种芯片点胶接头 |
WO2024004017A1 (ja) * | 2022-06-28 | 2024-01-04 | 日産自動車株式会社 | 塗料吐出装置及びこれを用いた自動車の塗装方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61150076U (ja) * | 1985-03-11 | 1986-09-17 | ||
JPS6268569A (ja) * | 1985-09-20 | 1987-03-28 | Meiji Kikai Seisakusho:Kk | 接着剤塗付具 |
JPH0526169U (ja) * | 1991-09-13 | 1993-04-06 | エース技研株式会社 | 粘着液吐出用手動式ガン |
JPH0634769U (ja) * | 1992-10-13 | 1994-05-10 | 本田技研工業株式会社 | シーリングガンの液垂れ防止装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1347383A (en) * | 1919-10-07 | 1920-07-20 | William F Kendt | Funnel |
US2754839A (en) * | 1951-06-25 | 1956-07-17 | Joseph E Brugge | Lubrication control unit |
US2796201A (en) * | 1955-04-25 | 1957-06-18 | Jr John F Dooley | Powder dispensing apparatus |
JPS61150076A (ja) * | 1984-12-25 | 1986-07-08 | Nec Corp | 画像デ−タサンプリング回路 |
JP2554587B2 (ja) * | 1992-12-22 | 1996-11-13 | 日本グリースニツプル株式会社 | チューブ形のプッシュ式ワンハンド液体注入ガン |
-
2005
- 2005-01-13 JP JP2005006134A patent/JP4877699B2/ja not_active Expired - Fee Related
- 2005-01-14 TR TR2006/04713T patent/TR200604713T2/xx unknown
- 2005-01-14 GB GB0616462A patent/GB2427447B/en not_active Expired - Fee Related
- 2005-01-14 CA CA002553992A patent/CA2553992A1/en not_active Abandoned
- 2005-01-14 US US10/597,264 patent/US20080230002A1/en not_active Abandoned
- 2005-01-14 WO PCT/JP2005/000383 patent/WO2005068086A1/ja active Application Filing
- 2005-01-14 BR BRPI0506932-7A patent/BRPI0506932A/pt not_active IP Right Cessation
- 2005-01-18 TW TW094101423A patent/TWI293580B/zh active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61150076U (ja) * | 1985-03-11 | 1986-09-17 | ||
JPS6268569A (ja) * | 1985-09-20 | 1987-03-28 | Meiji Kikai Seisakusho:Kk | 接着剤塗付具 |
JPH0526169U (ja) * | 1991-09-13 | 1993-04-06 | エース技研株式会社 | 粘着液吐出用手動式ガン |
JPH0634769U (ja) * | 1992-10-13 | 1994-05-10 | 本田技研工業株式会社 | シーリングガンの液垂れ防止装置 |
Also Published As
Publication number | Publication date |
---|---|
GB2427447A (en) | 2006-12-27 |
GB2427447B (en) | 2007-11-28 |
JP2005230812A (ja) | 2005-09-02 |
BRPI0506932A (pt) | 2007-06-12 |
US20080230002A1 (en) | 2008-09-25 |
CA2553992A1 (en) | 2005-07-28 |
TWI293580B (en) | 2008-02-21 |
JP4877699B2 (ja) | 2012-02-15 |
GB0616462D0 (en) | 2006-09-27 |
TW200531748A (en) | 2005-10-01 |
TR200604713T2 (tr) | 2006-12-21 |
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