CN103785563B - Spray gun - Google Patents
Spray gun Download PDFInfo
- Publication number
- CN103785563B CN103785563B CN201310513542.4A CN201310513542A CN103785563B CN 103785563 B CN103785563 B CN 103785563B CN 201310513542 A CN201310513542 A CN 201310513542A CN 103785563 B CN103785563 B CN 103785563B
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- China
- Prior art keywords
- manifold
- stream
- flow path
- coating
- spray gun
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000007921 spray Substances 0.000 title claims abstract description 113
- 239000011248 coating agent Substances 0.000 claims abstract description 121
- 238000000576 coating method Methods 0.000 claims abstract description 121
- 238000010422 painting Methods 0.000 claims abstract description 66
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 34
- 238000007599 discharging Methods 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 230000004087 circulation Effects 0.000 claims abstract description 11
- 239000003973 paint Substances 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 24
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- 230000009467 reduction Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 206010022000 influenza Diseases 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/12—Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/12—Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages
- B05B7/1209—Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages the controlling means for each liquid or other fluent material being manual and interdependent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
- B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
- B05B7/2405—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle
- B05B7/2408—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle characterised by the container or its attachment means to the spray apparatus
Landscapes
- Nozzles (AREA)
Abstract
There is provided one kind can not make pump etc. stoppingly make coating in the state of manifold interior circulation, spraygun body is easily disengaged from the spray gun of manifold.The spraygun body that spray gun is installed on manifold by manifold and detachably is constituted, and manifold has coating supply mouth and coating material discharging port, and the spray gun includes：Flow path is applied, it is made up of the 1st stream and the 2nd stream, the 1st stream makes coating pass through coating supply mouth and coating material discharging port in spray gun interior circulation, and the 2nd stream forms branch from the 1st stream, and painting stream is sprayed from the spraygun body；Shut-off mechanism, the transmission cut-out of the coating between its painting flow path that will be formed in manifold side and the painting flow path for being formed at spraygun body side.
Description
Technical field
The present invention relates to a kind of spray gun, more particularly to a kind of spray for including manifold and being detachably installed on the manifold
The spray gun of gun main body.
Background technology
The automatic spray gun for being for example installed on paint robot etc. and being used, is configured to include manifold and detachably
It is installed on the spraygun body of the manifold（With reference to patent document 1）.
Spraygun body is configured to include：Paint spray nozzle, it will apply stream and spray in the front end of the body of a gun of spraygun body；Air
Cap, it is configured to surround the leading section of the paint spray nozzle, at least in the periphery of inner peripheral surface and the above-mentioned leading section of the air cap
Specify the slot of the ring-type for air stream injection between face, the spraygun body can make above-mentioned coating stream with above-mentioned air stream in air
It is middle mixing and be atomized.In addition, spraygun body is built-in with paint valve switching mechanism, the paint valve switching mechanism can be empty by supplying
Gas（Control air）, the carrying out/stop being controlled to spraying the action for applying stream from paint spray nozzle.
Manifold includes coating supply mouth and air supply mouth, by the stream in the manifold that is connected with these each supply mouths respectively
Stream in road and the spraygun body being connected with these streams, supplies coating to paint spray nozzle respectively, and air is supplied to air cap,
And supply air to paint valve switching mechanism.In the state of flexible pipe is installed on into each supply mouth, manifold is installed on application
Robot etc..
Spraygun body is configured to depart from manifold such that it is able to independently spraygun body is rushed relative to manifold
Wash, decompose, assembling and part exchanging.
Also, the painting flow path being formed in spray gun is configured to be formed the 1st stream and the 2nd stream, above-mentioned 1st stream make from
The coating of coating supply mouth supply is returned in the spray gun interior circulation to the coating material discharging port for being formed at manifold, above-mentioned 2nd stream
Branch, and the spray paint stream by above-mentioned coating nozzle are formed from the 1st stream（With reference to patent document 2）.
The 1st stream for being so configured to circulating path why is formed, is to make coating be followed in the 1st stream all the time
Ring, using using proportion than larger face material, support by the arm material etc. as in the case of coating, it is to avoid the face material, support by the arm the precipitation such as material and block up
Plug flow road, in addition in the case of using apperance design coating, it is to avoid the completion degree of appearance design produces uneven.
Prior art literature
Patent document
Patent document 1：2003-No. 340322 publications of Japanese Unexamined Patent Publication
Patent document 2：10-No. 392 publications of Japanese Unexamined Patent Publication
The content of the invention
The technical problems to be solved by the invention
But, above-mentioned spray gun to spraygun body relative to manifold when being independently rinsed, it is necessary to make to the discrimination
In the state of the coating supply of pipe stopped, the spraygun body is set to depart from manifold.Because：If stopping the supply of coating
Only, then spraygun body can be made dirty by the coating sprayed from manifold.
Occur in this case following bad：Make coating supply stop after time quantum in, face material, support by the arm material stream
Precipitated in road, or in the case of the position that pump that will stop the coating supply to manifold etc. is disposed substantially away from spray gun, made
The operation trouble that the supply of coating stops.
In addition, in the case of using 1 pump to multiple spray guns supply coating, occurring following bad：Stop the pump is made
In the case of, no longer can supply coating to the spray gun for not planning to be rinsed.
The present invention be in view of situation as described above and make, its object is to, there is provided one kind can stop pump etc.
Only make coating in the state of manifold interior circulation, spraygun body is easily disengaged from the spray gun of manifold.
Solve the technical scheme that technical problem is used
In order to reach purpose as described above, spray gun of the invention is installed on the spray of the manifold by manifold and detachably
Gun main body is constituted, and the painting flow path for coating cyclic is formed with the spray gun, and the spray gun has shut-off mechanism, the shut-off mechanism
Will be formed in the painting flow path of the manifold side and be formed at the spraygun body side above-mentioned coating stream between coating transmission
Cut-out.
As shut-off mechanism, can be cut off manually, it is also possible to when making spraygun body depart from manifold, cut automatically
It is disconnected.
So, in the case where making spraygun body depart from manifold, coating can be made only to enter in manifold using shut-off mechanism
Row circulation such that it is able to avoid spraying the coating from manifold.
Accordingly, it is capable to not make pump etc. stoppingly make coating in the state of manifold interior circulation, spraygun body is set easily to take off
From manifold.
The present invention is held using following structure.
（1）The spraygun body that spray gun of the invention is installed on above-mentioned manifold by manifold and detachably is constituted, above-mentioned discrimination
Pipe has coating supply mouth and coating material discharging port, it is characterised in that the spray gun includes：Flow path is applied, it is by the 1st stream and the 2nd
Stream is constituted, and above-mentioned 1st stream makes coating be followed in above-mentioned spray gun by above-mentioned coating supply mouth and above-mentioned coating outlet
Ring, above-mentioned 2nd stream forms branch from above-mentioned 1st stream, and painting stream is sprayed from above-mentioned spraygun body；Shut-off mechanism, its
The painting that will be formed in the above-mentioned coating stream of above-mentioned manifold side and be formed between the above-mentioned coating stream of above-mentioned spraygun body side
The transmission cut-out of material.
（2）Spray gun of the invention exists（1）Structure on the basis of, it is characterised in that above-mentioned 1st stream is only formed in above-mentioned
In manifold.
（3）Spray gun of the invention exists（1）Structure on the basis of, it is characterised in that above-mentioned 1st stream is from above-mentioned manifold side
Formed to above-mentioned spraygun body.
（4）Spray gun of the invention exists（1）Structure on the basis of, it is characterised in that above-mentioned shut-off mechanism have valve seat and
Valve element, the degree of lip-rounding is connected the painting flow path of above-mentioned manifold side is formed at the painting flow path for being formed at above-mentioned spraygun body side
Into the valve seat and valve element, above-mentioned valve element is opened and closed by relative to above-mentioned valve seat, to be formed at the painting flow path of above-mentioned manifold side with
The transmission of the coating being formed between the painting flow path of above-mentioned spraygun body side is controlled.
（5）Spray gun of the invention exists（4）Structure on the basis of, it is characterised in that the spray gun has axis body, the axis body with
Above-mentioned manifold threads coordinate and are provided with above-mentioned valve in front end, rotation process are carried out by above-mentioned axis body, relative to above-mentioned
Valve seat is opened and closed above-mentioned valve element.
（6）Spray gun of the invention exists（4）Structure on the basis of, it is characterised in that above-mentioned spraygun body depart from it is above-mentioned
In the case of manifold, above-mentioned valve element is closed above-mentioned coating stream using force application element, is installed in above-mentioned spraygun body above-mentioned
In the case of manifold, be formed at above-mentioned spraygun body jut overcome above-mentioned force application element active force push above-mentioned valve
Core, so as to above-mentioned coating stream be opened.
（7）Spray gun of the invention exists（1）Structure on the basis of, it is characterised in that above-mentioned spraygun body have can make sky
Gas is flowed into the air feed mechanism at the position of close above-mentioned 1st stream of above-mentioned 2nd stream.
Invention effect
Using this spray gun, pump etc. can not made stoppingly to make coating in the state of manifold interior circulation, make spraygun body
It is easily disengaged from manifold.
Brief description of the drawings
Fig. 1 is the stereogram of the outward appearance for representing spray gun of the invention.
Fig. 2 is to represent spray gun of the invention and represent to make spraygun body departing from the stereogram of the state of manifold.
Fig. 3 is the sectional view of the implementation method 1 for representing spray gun of the invention.
Fig. 4 is the sectional view of the effect for representing spray gun of the invention.
Fig. 5 is the sectional view of the implementation method 2 for representing spray gun of the invention.
Fig. 6 is the sectional view of the implementation method 3 for representing spray gun of the invention.
Fig. 7 is the sectional view of the implementation method 4 for representing spray gun of the invention.
Fig. 8 is the structure chart of another embodiment of the air valve components for representing spray gun of the invention.
Specific embodiment
Hereinafter, referring to the drawings to for implementing form of the invention（Hereinafter referred to as implementation method）It is described in detail.Separately
Outward, in the explanation in the whole text of implementation method, for identical key element, identical symbol is marked.
（Implementation method 1）
Fig. 1's（a）、（b）It is the structure chart of the outward appearance for representing spray gun of the invention.Fig. 1's（a）It is to the spray from front side
Rifle 10 observed obtained from stereogram, Fig. 1's（b）Be from rear side the spray gun 10 is observed obtained from it is three-dimensional
Figure.
First, such as Fig. 1（a）、（b）Shown, spray gun 10 is by manifold 20 and is detachably installed on the spray of the manifold 20
Gun main body 40 is constituted.Manifold 20 is for example installed on paint robot etc..
Such as Fig. 1（a）Shown, spraygun body 40 is provided with the front end of its body of a gun and will apply the paint spray nozzle that stream sprays
41, and there is air cap 42 in the way of the leading section of the paint spray nozzle 41 to be surrounded.In the inner peripheral surface and coating of air cap 42
Between the outer peripheral face of the leading section of nozzle 41, the ring-type slot 42A for air stream injection is formed with.Thus, from paint spray nozzle
41 painting stream is atomized in the presence of the air stream from ring-type slot 42A.In addition, air cap 42 forward surface with
The mode for clipping paint spray nozzle 41 is formed with paired corner 43 along the vertical direction, and these corners 43 are provided with airport（Not
Diagram：Fig. 3's（a）Middle use symbol 43 ' is represented）, by air in the way of intersecting with the painting stream from the paint spray nozzle 41
Spray.Thus, can make the painting stream from paint spray nozzle 41 turns into for example oval spray pattern.
In addition, such as Fig. 1（b）Shown, manifold 20 includes coating supply mouth 21 and coating material discharging port 22, to paint spray nozzle 41
Coating to being supplied to the coating supply mouth 21 is guided, and after making coating in such as 20 interior circulation of manifold, to coating
Outlet 22 discharges coating.Thus, using proportion than larger face material, support by the arm material etc. as coating in the case of, can avoid
The face material, support by the arm material etc. be deposited in the stream in such as manifold and block.In addition, being formed with manifold 20：Control air
Supply mouth 23, its supply makes the control air that the ejection of the coating from paint spray nozzle 41 is carried out/stopped；Atomizing air supply mouth
24, the air that its supply sprays from above-mentioned ring-type slot 42A；Pattern air supply mouth 25, its supply is sprayed from the airport in corner
The air for going out.
In addition, such as Fig. 1（b）It is shown, knob 44 is installed at the rear portion of spraygun body 40, by making 44 turns of the knob
Dynamic, the amount of coating that can be to being sprayed from paint spray nozzle 41 is adjusted.
Using such as bolt 27 for being inserted from the bottom surface of manifold 20 and coordinate with the screw thread of spraygun body 40, by spraygun body 40
It is installed on the manifold 20.As shown in Fig. 2 unloading the bolt 27 by from spraygun body 40, spraygun body 40 can be made to depart from manifold
20。
In addition, can clearly be learnt according to Fig. 2, in the bearing surface abutted with spraygun body 40 of manifold 20, except being provided with
Beyond the patchhole 28 of above-mentioned bolt 27, it is additionally provided with：Flow path 29 is applied, it is to the side of spraygun body 40 to the coating from manifold 20
The coating of the supply of supply mouth 21 is guided；Air flow circuit, it is to the side of spraygun body 40 to the air from manifold 20（air）Supply
The air of mouth supply（air）Guide.
In addition, Fig. 1's（a）Represented Fig. 1's with Fig. 2（b）Shown coating supply mouth 21, the and of coating material discharging port 22
Control air supply mouth 23 etc. is provided with the state of flexible pipe.
Fig. 3's（a）Represent Fig. 1（a）III（a）–III（a）The schematic diagram in the section of line.In addition, Fig. 3（b）Table
Diagram 3（a）B-b sectional views.
In addition, in order that Fig. 3（a）The shown control air supply mouth 23, atomizing air for being formed at manifold 20 supply
The function of mouth 24 and pattern air supply mouth 25 is it can be readily appreciated that it is with Fig. 1's that the configuration mode of these supply mouths is drawn（b）Institute
The configuration mode for showing is different.
In figure 3, at the center of the front end of spraygun body 40, with the coating that the diameter with close to the front end reduces
Nozzle 41, the rear end of the paint spray nozzle 41 is connected with the painting flow path 29 being formed in spraygun body 40.The painting flow path 29 with
The painting flow path 29 being formed in manifold 20 is connected, and the painting flow path 29 is connected with the coating supply mouth 21 of manifold 20.Thus, from
The coating of the supply of coating supply mouth 21 is by quilt after the painting flow path 29 in the painting flow path 29 and spraygun body 40 in manifold 20
It imported into paint spray nozzle 41.
Here, applying flow path 29 in manifold 20 by partly constituting as follows：1st stream 29A, it is by the He of coating supply mouth 21
Coating material discharging port 22 is connected and is formed as the path for coating cyclic；2nd stream 29B, it forms branch from the 1st stream 29A,
Extend from the lateral side of spraygun body 40 of manifold 20 and pass to paint spray nozzle 41.In addition, Fig. 3（b）Represent in manifold 20, coating
Supply mouth 21 and coating material discharging port 22 are communicated with each other by the 1st stream 29A.Flow path 29 is applied by constituting in this wise, painting can be made
Material all the time in the 1st stream 29A interior circulations, using proportion than larger face material, support by the arm material etc. as coating in the case of, can keep away
Exempt from the face material, support by the arm the precipitation such as material and by passage blockage, and in the case where apperance design coating has been used, can avoid outer
See the inequality of design completion degree.
Paint spray nozzle 41 is built-in with needle-valve 45 in the mode coaxial with the paint spray nozzle 41, the rear end of the needle-valve 45 and coating
Valve switching mechanism 47 links.Paint valve switching mechanism 47 supplies air by from control air supply mouth 23, makes needle-valve 45 to this
The side of paint valve switching mechanism 47 shifts, and the needle-valve 45 is exerted a force by spring (not shown) to the front of paint spray nozzle 41.Thus, quilt
The front end of the paint spray nozzle 41 of the needle-valve 45 closing opens, and sprays the coating in paint spray nozzle 41 from the front end of paint spray nozzle 41
Go out.
In addition, spraying coating with from paint spray nozzle 41, linked by the atomizing air supply mouth 24 with the side of manifold 20
Atomizing air stream 24A, and the side of spraygun body 40 connected with atomizing air stream 24A atomizing air stream 24A ',
The air that will be sprayed from the ring-type slot 42A between the paint spray nozzle 41 and air cap 42 is imported.In addition, by with the side of manifold 20
The pattern air stream 25A that links of pattern air supply mouth 25, and the spraygun body 40 connected with pattern air stream 25A
The pattern air stream 25A ' of side, the air that will be sprayed from the airport in the corner 43 of air cap 42 is imported.In addition, by with discrimination
The control air stream 23A that the control air supply mouth 23 of the side of pipe 20 links, and the spray gun connected with control air stream 23A
The control air stream 23A ' of the side of main body 40, the air being fed into paint valve switching mechanism 47 is imported.
Also, there is shut-off mechanism 50 in such spray gun 10 for constituting, the shut-off mechanism 50 is by the coating in manifold 20
The transmission cut-out of the coating between painting flow path 29 in stream 29 and spraygun body.
The shut-off mechanism 50 is formed in such as manifold 20.That is, on from the 1st stream 29A shapes being formed in manifold 20
Into branch, and it is opened on the 2nd stream 29B on the face of the manifold 20 abutted with spraygun body 40（Be formed in spraygun body 40
The seam of the painting flow path 29 of side）, the 2nd stream 29B be configured to have with close to the face diameter reduction taper
Face（Valve seat）29T.Also, the shut-off mechanism 50 has the axis body 51 coordinated with the screw thread of manifold 20 from the bottom surface side of manifold 20,
The leading section of the axis body 51 is configured to have the taper surface that diameter reduces as forward end is close to（Valve element）51T.It is formed at the 1st
The axial angles of the taper surface 29T relative to the 1st stream 29A of stream 29A, with the taper surface 51T phases for being formed at axis body 51
Axial angle for the axis body 51 is roughly equal.In addition, axis body 51 has knob 51A in the part exposed from manifold 20,
Rotated by making knob 51A, the axis body 51 can be made axially displaced.
Therefore, such as Fig. 4（a）It is shown, moved along the direction for loosening relative to manifold 20 by making axis body 51, can be in discrimination
The path of coating is formed between the 2nd stream 29B and the front end of axis body 51 in pipe 20.In addition, such as Fig. 4（b）It is shown, by making
Axis body 51 is moved relative to manifold 20 along the direction of fastening, and the 1st stream 29A in manifold 20 is by the front end sealing paint of axis body 51
Path.In addition, such as Fig. 4（a）、（b）Shown, axis body 51 has the multiple being set up in parallel vertically（It is 2 in figure）It is O-shaped
Sealing ring 52, using these O-ring seals 52 by between the side wall of the patchhole of the axis body 51 on axis body 51 and manifold 20
Gap eliminate, thus avoid coating along patchhole leak.
Using the spray gun 10 of said structure, with will be formed in the painting flow path 29 of the side of manifold 20 and be formed at spraygun body
The shut-off mechanism 50 of the transmission cut-out of the coating between the painting flow path 29 of 40 sides.
Therefore, when being independently rinsed to spraygun body 40 relative to manifold 20, by the shut-off mechanism 50
Knob 51A is operated, can be by the painting stream to the side of spraygun body 40 of the coating of the painting flow path 29 from the side of manifold 20
The transmission cut-out on road 29, thus, it is possible to make spraygun body 40 depart from spraygun body 40 by the coating sprayed from manifold 20 with making dirty
Manifold 20.
Thus obtain following effect：Being independently rinsed to spraygun body 40 relative to manifold 20, decompose, assemble and
During part exchanging, it is not necessary to enter to exercise the operation of the stoppings such as the pump.
Also obtain following effect in addition：In the case of using 1 pump to the supply coating of multiple spray guns 10, the pump will not stop
Only, can be to the sustainable supply coating of spray gun 10 not planning to be rinsed.
（Implementation method 2）
In implementation method 1, to being only formed with the coating being made up of the 1st stream 29A for coating cyclic in manifold 20
The situation of stream 29 is illustrated.But, the present invention is not limited to this, by the 1st stream 29A from the side of manifold 20 formed to
In the case of spraygun body 40, it is also possible to the application present invention.
Fig. 5 corresponds to the sectional view that Fig. 4 draws, and is being formed at the coating supply mouth 21 of manifold 20（It is not shown）With
Coating material discharging port 22（It is not shown）Between be formed with the 1st stream 29A, the 1st stream 29A is in manifold 20 by coating supply mouth 21
Communicated with each other with coating material discharging port 22.In addition, being also formed with dividing the 1st stream 29A in manifold 20 in spraygun body 40
The 1st stream 29A that part communicates with each other at 2 for opening.In this case, manifold 20 is passed through with the mutual interface of spraygun body 40
Wear and be formed with 2 the 1st stream 29A.In addition, the middle part in the 1st stream 29A for being formed at spraygun body 40 is connected with and coating
Nozzle（It is not shown）2nd stream 29B of connection.
Also, shut-off mechanism 50 has the painting flow path in manifold 20（1st stream 29A）With the painting in spraygun body 40
Flow path（1st stream 29A）Between coating transmission cut-out shut-off mechanism 50, in this case, according to by manifold 20
The quantity of the 1st stream 29A run through with the mutual interface of spraygun body 40, is provided with 2（Represented with symbol 50A, 50B）Should
Shut-off mechanism 50.
In this case, shut-off mechanism 50 is all formed as identical with the shut-off mechanism shown in implementation method 1
Structure.
（Implementation method 3）
Shut-off mechanism 50 shown in implementation method 1 and implementation method 2 is constituted by the axis body 51 with valve element 51T, in shape
The valve is formed with into the painting flow path 29 in the side of manifold 20 and the seam of the painting flow path 29 for being formed at the side of spraygun body 40
Core 51T, manually carries out rotation process to the axis body 51, to utilize valve element 51T to be opened and closed above-mentioned seam.
But, the present invention is not limited to this, naturally it is also possible to be configured to：Depart from manifold 20 by making spraygun body 40, will
The seam self-closed with the painting flow path 29 for being formed at the side of spraygun body 40 of the painting flow path 29 of the side of manifold 20 is formed at,
Manifold 20 is installed on by by spraygun body 40, by above-mentioned seam automatic opening.
Fig. 6 is expressed as follows structure：With spraygun body 40 relative to manifold 20 handling accordingly, make to be formed at manifold 20
The seam α automatic shutters with the painting flow path 29 for being formed at the side of spraygun body 40 of the painting flow path 29 of side.In addition, Fig. 6 tables
Show the situation that the 1st stream 29A of flow path 29 is only formed in manifold 20 that applies（Thus, in manifold 20 and spraygun body 40 each other
Interface through there is 1 the 2nd stream 29B）.
Fig. 6's（a）Spraygun body 40 is installed on the state of manifold 20 for expression.
Fig. 6's（a）In, be formed as along substantially from the 2nd stream 29B of the 1st stream 29A branches being formed in manifold 20
Vertical extends presence.
2nd stream 29B is formed with and is gone and diameter with to the side of spraygun body 40 in the branch from the 1st stream 29A branches
The taper surface of reduction（Valve seat）29T.
Manifold 20 is built-in with axis body 51 on the extended line of the bottom surface side to the manifold 20 of the 1st stream 29A.By making
It is installed on the 48 pairs of end faces of the side of the spraygun body of the axis body 51 40 of jut installed in the spraygun body 40 of manifold 20（Front end
Face）Pushed, exerted a force and to the sidesway of spraygun body 40 to be configured in the spring 53 of bottom surface side of manifold 20 to the axis body 51
Dynamic situation is suppressed.In addition, the jut 48 is substantially coaxially configured with the 2nd stream 29B, the diameter shape of the jut 48
It is small as the diameter than the 2nd stream 29B.In addition, axis body 51 is formed with middle part being gone and diameter with to the side of spraygun body 40
The taper surface of reduction（Valve element）51T.
In the case where spraygun body 40 is installed on into manifold 20, the taper surface of manifold 20 is formed at（Valve seat）29T and shape
Into in the taper surface of axis body 51（Valve element）51T is in separate state, and the 2nd is formed with around the axis body 51 and jut 48
Stream 29B.Thus, the coating from the coating supply mouth 21 for being formed at manifold 20 is made to be circulated in the 1st stream 29A and from being formed at
The coating material discharging port 22 of manifold 20 is discharged, and by the 2nd stream 29B to paint spray nozzle 41（It is not shown）Derive.
In addition, axis body 51 has the multiple being set up in parallel vertically（It is 2 in figure）O-ring seal 52, using these O
Type sealing ring 52 eliminates the gap between the side wall of the patchhole of the axis body 51 on axis body 51 and manifold 20, thus avoids
Coating is leaked along patchhole.
In addition, be provided with cylindrical element 49 in the way of the periphery of jut 48 is to surround the jut 48, by spray gun master
In the case that body 40 is installed on manifold 20, the cylindrical element 49 is embedded in the recess 30 for being formed at manifold 20.2nd stream 29B shapes
Into in the gap between jut 48 and cylindrical element 49.
Also, such as Fig. 6（b）It is shown, in the case where making spraygun body 40 depart from manifold 20, with spraygun body 40
Rise, the pushing of the front end face to the axis body 51 being built in manifold 20 of above-mentioned jut 48 is released from, using above-mentioned spring
53 effect makes axis body 51 mobile to top in figure.Thus, the taper surface of axis body 51（Valve element）The taper of 51T and the 2nd stream 29B
Face（Valve seat）29T is mutually abutted, from the coating that the 2nd stream 29B of the side of manifold 20 goes to the 2nd stream 29B of the side of spraygun body 40
Transmission be cut off.
In addition, Fig. 6（c）It is to represent from the recess 30 of manifold 20 to unload the cylindrical element 49 of spraygun body 40 and make spray gun master
Figure of the body 40 departing from the state of manifold 20.
（Implementation method 4）
Fig. 7 is the structure chart of another implementation method for representing spray gun of the invention.Fig. 7 is configured to such as institute of implementation method 1
The structure-improved of the spray gun 10 for showing.
In the figure 7, compared with the situation of the spray gun 10 shown in implementation method 1, different structures are：In spraygun body 40
With the painting flow path 29 that can make the spraygun body 40 and the air valve components 60 of atmosphere.
Such as Fig. 7（a）Shown, air valve components 60 have from the side surface of spraygun body 40 matches somebody with somebody with the screw thread of spraygun body 40
The screw 61 of conjunction, the leading section of the screw 61 has to be gone and the taper surface of diameter reduction with forward end（Valve element）61T.
Around screw 61 is from the thread fiting part 62 coordinated with the screw thread of spraygun body 40 to front end, be formed with greatly
The air flue 63 of gas connection, the air flue 63 is connected with the painting flow path 29 for being formed at spraygun body 40.In above-mentioned air
The part close to the painting flow path 29 of path 63, is formed with and is gone and the taper surface of diameter reduction with to the painting flow path 29
（Valve seat）63T.
Such as Fig. 7（b）It is shown, in the case where making screw 61 be moved along the direction of fastening relative to spraygun body 40, profit
The hole 65 that will be formed in air valve components 60 with the side surface of screw 61 is closed, the connection with air to above-mentioned air flue 63
Hindered, and be formed at the taper surface of the front end of screw 61（Valve element）61T and the taper surface for being formed at air flue 63（Valve
Seat）63T is abutted.Thus, the painting flow path 29 of spraygun body 40 turns into the state with atmospheric isolation.
In addition, such as Fig. 7（c）It is shown, make screw 61 relative to the situation that spraygun body 40 is moved along the direction for loosening
Under, using screw 61 side surface and by above-mentioned hole 65 above-mentioned air flue 63 and air connection is liberated, and shape
Into in the taper surface of the front end of screw 61（Valve element）61T and the taper surface for being formed at air flue 63（Valve seat）63T is separated.By
This, the painting flow path 29 of spraygun body 40 turns into the state with atmosphere.
Next, being illustrated to the application method of such spray gun 10 for constituting.
In the case where wanting to make spraygun body 40 depart from manifold 20, first, operated by shut-off mechanism 50, profit
The painting flow path 29 that the side of manifold 20 is will be formed in valve element 51T is connected with the painting flow path 29 that is formed at the side of spraygun body 40
Mouth cut-out.In addition, in the case where spraygun body 40 is installed on into manifold 20, such as Fig. 7（b）Shown, air valve components 60 make
The painting flow path 29 of spraygun body 40 turns into the state with atmospheric isolation.
Then, by control air supply mouth 23（It is not shown）Carry out air（Control air）Supply so that coating
Valve switching mechanism is operated.In this case, using shut-off mechanism 50 operation by from the painting flow path 29 of manifold 20 to
The transmission cut-out of the coating that spraygun body 40 is gone.Also, operated by air valve components 60, such as Fig. 7（c）It is shown,
Make the painting flow path 29 of spraygun body 40 in the state with atmosphere.Now, to the atomizing air supply mouth 24 of spray gun 10
Supply forced air, sprays by by atomizing air, makes the front end of paint spray nozzle 41 and turns into subatmospheric negative pressure state.
By so operation, negative pressure can be utilized to remain in the coating in the painting flow path 29 of spraygun body 40 and to be extracted out.
Then, stop supplying forced air to atomizing air supply mouth, spraygun body 40 is departed from manifold 20.In this feelings
Under condition, because coating is not remained in the painting flow path 29 of spraygun body 40, therefore, it is possible to fall from spraygun body 40 to the coating
The unfavorable condition for falling is avoided.
In addition, as shown in Figure 8, it is also possible in the cutting machine for cutting off the coating path between manifold 20 and spraygun body 40
The inside of structure 50, sets the construction by coating path and atmosphere（Air valve components）.
I.e., in fig. 8, there is screw 61 along the center configuration of the axis body 51 of shut-off mechanism 50.The top of screw 61 and axis body 51
51A screw threads in portion coordinate, and are applied in the air flue 63 formed around the central shaft of axis body 51.In the side surface shape of axis body 51
Cheng Youkong 65, in the case where screw 61 is fastened, the side surface using screw 61 is logical with air flue 63 by extraneous air
Cross the connection cut-out of the hole 65 realization（Enlarged drawing in reference picture in circle）, in the case where screw 61 is loosened, extraneous air
Can be by the air inlet path 63 of above-mentioned hole 65.In addition, the leading section of the screw 61 is formed with as forward end is gone and diameter
The taper surface of reduction（Valve element）61T, in the inner peripheral surface of the leading section of the air flue 63 for being formed at axis body 51, be formed with to
Front end is gone and the taper surface of diameter reduction（Valve seat）63T.In the case where screw 61 is fastened, the taper surface of air flue 63
（Valve seat）The taper surface of the leading section of 63T and screw 61（Valve element）61T carries out face contact, and the air from air flue 63 will not
It is fed into the painting flow path of spraygun body 40.Also, in the case where screw 61 is loosened, the taper surface of air flue 63
（Valve seat）The taper surface of the leading section of 63T and screw 61（Valve element）61T is separated, and the air from air flue 63 is fed into spray
In the painting flow path of gun main body 40.
So be arranged on the inside of shut-off mechanism 50 air valve components be also carried out it is identical with the air valve components shown in Fig. 7
Action, also obtain with Fig. 7 shown in air valve components identical effect.
More than, using implementation method, the present invention is described, but technical scope of the invention is not limited to certainly
State the scope described in implementation method.Those skilled in the art understand can be applied various change or change to above-mentioned implementation method
It is good.In addition, according to the record of claims, the form that can will be clearly applied with such change or improvement is also contained in this
In the technical scope of invention.
（Symbol description）
10 ... spray guns；20 ... manifolds；21 ... coating supply mouths；22 ... coating material discharging ports；23 ... control air supply mouths；
24 ... atomizing air supply mouths；24A, 24A ' ... atomizing air stream；25 ... pattern air supply mouths；25A, 25A ' ... pattern is empty
Air-flow road；27 ... bolts；The patchhole of 28 ... bolts；29 ... apply flow path；The streams of 29A ... the 1st；The streams of 29B ... the 2nd；29T…
Taper surface（Valve seat）；30 ... recesses；40 ... spraygun bodies；41 ... paint spray nozzles；42 ... air caps；42A ... ring-type slots；43…
Corner；44 ... knobs；45 ... needle-valves；47 ... paint valve switching mechanisms；48 ... juts；49 ... cylindrical elements；50 ... shut-off mechanisms；
51 ... axis bodies；51T ... taper surfaces（Valve element）；51A ... tops；52 ... O-ring seals；53 ... springs；60 ... air valve components；
61 ... screws；61T ... taper surfaces（Valve element）；62 ... thread fiting parts；63 ... air flues；63T ... taper surfaces（Valve seat）；65…
Hole.
Claims (8)
1. a kind of spray gun, the spraygun body that the spray gun is installed on the manifold by manifold and detachably is constituted, the manifold
With coating supply mouth and coating material discharging port, it is characterised in that
The spray gun includes：
Flow path is applied, it is made up of the 1st stream and the 2nd stream, and the 1st stream makes coating by the coating supply mouth and institute
State coating material discharging port and in the spray gun interior circulation, the 2nd stream from the 1st stream formed branch, and make painting stream from
The spraygun body injection；
Shut-off mechanism, the painting flow path that it will be formed in the manifold side and the painting for being formed at the spraygun body side
The transmission cut-out of the coating between flow path；And
Air valve components, its inside for being arranged on the shut-off mechanism can make painting flow path and the atmosphere.
2. a kind of spray gun, the spraygun body that the spray gun is installed on the manifold by manifold and detachably is constituted, the manifold
With coating supply mouth and coating material discharging port, it is characterised in that
The spray gun includes：
Flow path is applied, it is made up of the 1st stream and the 2nd stream, and the 1st stream makes coating by the coating supply mouth and institute
State coating material discharging port and in the spray gun interior circulation, the 2nd stream from the 1st stream formed branch, and make painting stream from
The spraygun body injection；
Shut-off mechanism, the painting flow path that it will be formed in the manifold side and the painting for being formed at the spraygun body side
The transmission cut-out of the coating between flow path；And
Air valve components, it is connected with the painting flow path for being formed at the spraygun body side, can make to be formed at the spray gun
The painting flow path and atmosphere of main body side.
3. spray gun as claimed in claim 1 or 2, it is characterised in that
1st stream is only formed in the manifold.
4. spray gun as claimed in claim 1 or 2, it is characterised in that
1st stream is formed to the spraygun body from the manifold side.
5. spray gun as claimed in claim 1 or 2, it is characterised in that
The shut-off mechanism has valve seat and valve element, is being formed at the painting flow path of the manifold side and is being formed at the spray gun
The seam of the painting flow path of main body side forms the valve seat and valve element, the valve element is opened and closed by relative to the valve seat, to shape
The transmission of the painting flow path of manifold side described in Cheng Yu and the coating being formed between the painting flow path of the spraygun body side is carried out
Control.
6. spray gun as claimed in claim 5, it is characterised in that
The spray gun has axis body, and the axis body coordinates with the manifold threads and is provided with the valve element in front end,
Rotation process is carried out by the axis body, the valve element is opened and closed relative to the valve seat.
7. spray gun as claimed in claim 5, it is characterised in that
In the case where the spraygun body departs from the manifold, the valve element is closed the painting flow path using force application element
Close,
In the case where the spraygun body is installed on the manifold, the jut for being formed at the spraygun body overcomes described applying
The active force ground of power element pushes the valve element, so as to the painting flow path be opened.
8. a kind of spray gun, the spraygun body that the spray gun is installed on the manifold by manifold and detachably is constituted, and its feature exists
In,
The manifold has coating supply mouth, coating material discharging port, makes what the coating supply mouth was connected with the coating material discharging port
First flow path,
The first flow path runs through the interface of the manifold and the spraygun body at separate two,
The spraygun body includes：
3rd stream, it makes at the manifold and separate the two of the first flow path of the interface of the spraygun body
Part communicates with each other；And
Second flow path, it is connected from the 3rd stream branch with paint spray nozzle,
Through the manifold with the first flow path of the interface of the spraygun body separate two at part, be provided with two
Individual shut-off mechanism, the first flow path that it will be formed in the manifold side and the 3rd stream for being formed at the spraygun body side
Between coating transmission cut-out.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-240117 | 2012-10-31 | ||
| JP2012240117A JP5995317B2 (en) | 2012-10-31 | 2012-10-31 | Spray gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103785563A CN103785563A (en) | 2014-05-14 |
| CN103785563B true CN103785563B (en) | 2017-06-30 |
Family
ID=50661866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310513542.4A Expired - Fee Related CN103785563B (en) | 2012-10-31 | 2013-10-25 | Spray gun |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5995317B2 (en) |
| KR (1) | KR20140056000A (en) |
| CN (1) | CN103785563B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7187275B2 (en) * | 2018-11-13 | 2022-12-12 | タクボエンジニアリング株式会社 | Spray gun equipment for painting |
| JP7150576B2 (en) * | 2018-11-26 | 2022-10-11 | タクボエンジニアリング株式会社 | PAINT FILLING UNIT AND PAINT FILLING APPARATUS INCLUDING THE SAME |
| CN111921731B (en) * | 2020-08-18 | 2021-07-06 | 广东博智林机器人有限公司 | Spraying mechanism and robot with same |
| KR102419859B1 (en) * | 2020-12-21 | 2022-07-12 | 주식회사 프로텍 | Apparatus for Ejecting Viscous Liquid Aerosol |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07108197A (en) * | 1993-10-13 | 1995-04-25 | Honda Motor Co Ltd | Paint circulation type coating equipment |
| JP2599940Y2 (en) * | 1993-10-28 | 1999-09-27 | トリニティ工業株式会社 | Spray gun discharge rate adjustment device |
| JP3148621B2 (en) * | 1996-01-31 | 2001-03-19 | アネスト岩田株式会社 | Pattern adjustment mechanism for manifold type automatic gun |
| JP3749764B2 (en) * | 1996-06-14 | 2006-03-01 | アネスト岩田株式会社 | Manifold type automatic gun paint circulation channel closing structure |
| JP2000334343A (en) * | 1999-06-02 | 2000-12-05 | Tokyo Dies:Kk | Spray gun fitting and method of manufacturing the same |
| JP4105899B2 (en) * | 2002-05-29 | 2008-06-25 | アネスト岩田株式会社 | Automatic spray gun |
| CN101219420B (en) * | 2002-10-22 | 2010-12-22 | 格雷索明尼苏达有限公司 | Plural component spray gun for fast setting materials |
| TWI546125B (en) * | 2008-05-15 | 2016-08-21 | 格雷克明尼蘇達股份有限公司 | Quick attaching fluid head |
| JP2010125399A (en) * | 2008-11-28 | 2010-06-10 | Norihiko Hirano | Spraying system |
| WO2010085801A2 (en) * | 2009-01-26 | 2010-07-29 | 3M Innovative Properties Company | Liquid spray gun, spray gun platform, and spray head assembly |
-
2012
- 2012-10-31 JP JP2012240117A patent/JP5995317B2/en not_active Expired - Fee Related
-
2013
- 2013-10-23 KR KR1020130126406A patent/KR20140056000A/en not_active Withdrawn
- 2013-10-25 CN CN201310513542.4A patent/CN103785563B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR20140056000A (en) | 2014-05-09 |
| JP2014087760A (en) | 2014-05-15 |
| JP5995317B2 (en) | 2016-09-21 |
| CN103785563A (en) | 2014-05-14 |
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