A kind of spraying equipment of colour-wash
Technical field:
This utility model is related to Architectural Equipment technical field and in particular to a kind of spraying equipment of colour-wash.
Background technology:
Coating is to be coated in be protected or decorated body surface, and can form the continuously thin of firm attachment with coated article
Film, wherein, every use water as solvent or make the coating of disperse medium and be all referred to as water paint, it is a kind of on Coating Market
Relatively new type coating, is widely used in the fields such as inner-outer wall japanning, metallized paint, automotive paints.
At present, existing coating spraying coating process is sprayed to workpiece after being mainly atomized coating using spray coating mechanical equipment again
Apply, but existing spray coating mechanical device structure is complicated, expensive, be not suitable for using in middle-size and small-size production;Meanwhile, coating warp
After the spray gun of spray coating mechanical equipment sprays, the range of atomization of a fan-like pattern can be formed, the atomised coating in this range of atomization only has one
Part can be attached on workpiece, and remaining atomised coating is to be directly diffused in the air a bit, some be through with workpiece table
It is splashed in the air after the shock in face;Not only result in the serious waste of coating, and air can be caused with severe contamination, harm
Spraying personnel's is healthy.Long-term production practices show:For the workpiece of strip, this spraying coating process is to coating
Effective rate of utilization is less than 30%.
Utility model content:
The purpose of this utility model is aiming at the deficiencies in the prior art, provides a kind of spraying equipment of colour-wash, its
Can effectively avoid coating directly to the diffusion of air, structure is simple, cheap, is particularly suitable for middle-size and small-size production and application,
Also there is the features such as easy to use, spray efficiency is high.
For achieving the above object, technology solution of the present utility model is as follows:
The spraying equipment of colour-wash includes agitator tank, storage tank, spray gun and control unit, and agitator tank is located at storage tank
Surface, between agitator tank and storage tank pass through connecting line UNICOM, connecting line is provided with changeover valve, changeover valve
Driven by micromachine, micromachine is electrically connected with control unit;It is provided with material-level detecting device, material-level measure in storage tank
Device is electrically connected with control unit, and storage tank bottom is provided with discharging opening, and discharging opening is connected with spray gun via connecting flexible pipe, flexible pipe
On be provided with flow control valve, flow control valve is electrically connected with control unit;Spray gun has provides the gas of aerodynamic force for it
Pump, the first pneumatic line that air pump is connected with spray gun is provided with first flow valve, first flow valve and control unit electricity
Connect;Air pump is connected with storage tank also by the second pneumatic line, and the second pneumatic line is provided with second flow valve, and second
Flow valve is also electrically connected with control unit;Control unit includes PLC, host computer and coating thickness detecting element,
Coating thickness detection original paper is located at spray gun end, the paint thickness of real-time detection spray gun spraying, when paint thickness is not enough, sprays
The not enough signal transmission of coating thickness to PLC, is fed back after calculating through PLC and host computer by Thickness sensitivity original paper
Control the throughput of changeover valve, first flow valve and second flow valve;When paint thickness is up to standard, coating thickness detects
Signal transmission up to standard for coating thickness to PLC, is sent spray gun movable signal through PLC by original paper, and via upper
Position machine sends warning.
Agitator tank is uncovered cylindric tank body, and tank body lower part is provided with taper hopper, and the height of tank body is 0.5-
0.8m, a diameter of 0.4-0.8m, agitator tank is made up of rustless steel, and inner tank wall is coated with layer protective layer.
It is additionally provided with agitating device, agitating device includes fixed mount, stirring drive component and agitator arm in agitator tank,
Fixed mount is box structure, has slit, the width of slit is identical with the wall thickness of agitator tank, and fixed mount is plugged on the wall of agitator tank
On, and locked by locking member, fixed mount is fixed with L-type support, the end of L-type support is connected with stirring drive component, stirs
Mix drive component bottom and be connected with drive shaft, drive shaft bottom is connected with agitator arm.
Spray gun includes spraygun body, and spraygun body offers the first path and alternate path, the end of the first path and
The initial end UNICOM of alternate path, the initial end of the first path is connected with the first pneumatic line, the first path and the first pneumatic tube
Connection between road is realized by screw element, and the junction of the first path and alternate path is provided with the first cut-off parts,
First cut-off parts top is fixed with elastomeric element, and the side of elastomeric element is additionally provided with propulsive element, and propulsive element enables
The flexural deformation of elastomeric element.
Alternate path centre position with hose connection, both junctions are provided with the second cut-off parts, the second cut-off portion
Part bottom is provided with the drive rod driving its cut-off and circulation;The end of spraygun body is additionally provided with shower nozzle, shower nozzle and spray gun master
It is fixed with connecting plate between body, outside shower nozzle, be additionally provided with the bracing frame being detachably connected with spraygun body.
Material-level detecting device includes positioned at storage tank top and the detection pipe with its UNICOM, is provided with the first material in detection pipe
Position sensing element and the second material position sensing element, the first material position sensing element is located at the surface of the second material position sensing element,
It is provided with guide rod in detection pipe, guide rod is fixed with and the first material position sensing element and the second material position sensing element mutual induction
Induction pieces, guide rod bottom is provided with ball float, and ball float is hollow-core construction.
The beneficial effects of the utility model are:It can effectively avoid coating directly to the diffusion of air, structure letter
Single, cheap, it is particularly suitable for middle-size and small-size production and application, also there is the features such as easy to use, spray efficiency is high.
Brief description:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of spray gun;
Fig. 3 is the structural representation of material-level detecting device.
Specific embodiment:
In order that above-mentioned purpose of the present utility model, feature and advantage can become apparent from understandable, right below in conjunction with the accompanying drawings
Specific embodiment of the present utility model is described in detail.
As shown in figure 1, the spraying equipment of colour-wash includes agitator tank 11, storage tank 14, spray gun 3 and control unit
19, agitator tank 11 is located at the surface of storage tank 14, passes through connecting line UNICOM, connecting tube between agitator tank 11 and storage tank 14
Changeover valve 13 is provided with road, changeover valve 13 is driven by micromachine 12, and micromachine 12 is electrically connected with control unit 19
Connect;It is provided with material-level detecting device 4, material-level detecting device 4 is electrically connected with control unit 19, storage tank 14 bottom in storage tank 14
It is provided with discharging opening, discharging opening is connected with spray gun 3 via connecting flexible pipe, and flexible pipe is provided with flow control valve 18, flow control
Valve 18 processed is electrically connected with control unit 19;Spray gun 3 has provides the air pump 16 of aerodynamic force for it, and air pump 16 is connected with spray gun
First flow valve 17 is provided with the first pneumatic line, first flow valve 17 is electrically connected with control unit 19;Air pump 16 is also
It is connected with storage tank 14 by the second pneumatic line, the second pneumatic line is provided with second flow valve 15, second flow valve
Door 15 is also electrically connected with control unit 19;Control unit includes PLC, host computer and coating thickness detecting element, spray
Apply Thickness sensitivity original paper and be located at spray gun end, the paint thickness of real-time detection spray gun spraying, when paint thickness is not enough, spraying is thick
The not enough signal transmission of coating thickness to PLC, is fed back control after calculating through PLC and host computer by degree detection original paper
The throughput of changeover valve 13 processed, first flow valve 17 and second flow valve 15;When paint thickness is up to standard, coating thickness
Signal transmission up to standard for coating thickness to PLC, is sent spray gun movable signal through PLC by detection original paper, and warp
Warning is sent by host computer.
Agitator tank 11 is uncovered cylindric tank body, and tank body lower part is provided with taper hopper, and the height of tank body is 0.5-
0.8m, a diameter of 0.4-0.8m, agitator tank 11 is made up of rustless steel, and inner tank wall is coated with layer protective layer.
It is additionally provided with agitating device, agitating device includes fixed mount 22, stirring drive component 21 and stirs in agitator tank 11
Mix impeller 23, fixed mount 22 is box structure, has slit, the width of slit is identical with the wall thickness of agitator tank 11, fixed mount 22
It is plugged on the wall of agitator tank 11, and is locked by locking member, fixed mount 22 is fixed with L-type support, the end of L-type support is even
It is connected to stirring drive component 21, stirring drive component 21 bottom is connected with drive shaft, and drive shaft bottom is connected with agitator arm 23.
As shown in Fig. 2 spray gun 3 includes spraygun body, spraygun body offers the first path 32 and alternate path 38, the
The end of one path 32 and the initial end UNICOM of alternate path 38, the initial end of the first path 32 is connected with the first pneumatic line,
Connection between first path 32 and the first pneumatic line is realized by screw element 31, the first path 32 and alternate path 38
Junction be provided with the first cut-off parts 33, the first cut-off parts 33 top is fixing with elastomeric element 35, elastomeric element 35
Side is additionally provided with propulsive element 34, and propulsive element 34 enables the flexural deformation of elastomeric element 35;Alternate path 38 interposition
Put with hose connection, both junctions are provided with the second cut-off parts 37, the second cut-off parts 37 bottom be provided with driving its
Cut-off and the drive rod 371 of circulation;The end of spraygun body is additionally provided with shower nozzle 391, fixing between shower nozzle 391 and spraygun body
There is connecting plate 393, outside shower nozzle 391, be additionally provided with the bracing frame 392 being detachably connected with spraygun body.
As shown in figure 3, material-level detecting device 4 includes positioned at storage tank 14 top and the detection pipe 41 with its UNICOM, detection
It is provided with the first material position sensing element 42 and the second material position sensing element 43, the first material position sensing element 42 is located at the in pipe 41
The surface of two material position sensing elements 43, is provided with guide rod in detection pipe 41, guide rod is fixed with and the first material position sensing element
42 and the induction pieces of the second material position sensing element 43 mutual induction, guide rod bottom is provided with ball float 44, and ball float is hollow-core construction.
Described embodiment in order to illustrative this utility model, not for limiting this utility model.Any this area
Technical staff all can modify to described embodiment without prejudice under spirit and the scope of the present utility model, therefore this practicality
New rights protection scope, should be as listed by claim of the present utility model.