CN109960294A - A kind of visualization room for vehicle paint spray and baking temperature control system and its method - Google Patents
A kind of visualization room for vehicle paint spray and baking temperature control system and its method Download PDFInfo
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- CN109960294A CN109960294A CN201910284517.0A CN201910284517A CN109960294A CN 109960294 A CN109960294 A CN 109960294A CN 201910284517 A CN201910284517 A CN 201910284517A CN 109960294 A CN109960294 A CN 109960294A
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- 239000003973 paint Substances 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims abstract description 39
- 239000007921 spray Substances 0.000 title claims abstract description 34
- 238000012800 visualization Methods 0.000 title claims abstract description 13
- 238000005507 spraying Methods 0.000 claims abstract description 117
- 238000012544 monitoring process Methods 0.000 claims abstract description 9
- 230000001105 regulatory effect Effects 0.000 claims description 25
- 238000009423 ventilation Methods 0.000 claims description 24
- 238000007592 spray painting technique Methods 0.000 claims description 23
- 239000000446 fuel Substances 0.000 claims description 20
- 230000008569 process Effects 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- 230000000007 visual effect Effects 0.000 claims description 10
- 238000000746 purification Methods 0.000 claims description 8
- 238000007591 painting process Methods 0.000 claims description 7
- 238000010926 purge Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 238000011282 treatment Methods 0.000 claims description 4
- 238000004378 air conditioning Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010792 warming Methods 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims description 2
- 230000032258 transport Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 abstract 1
- 238000011161 development Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 241001269238 Data Species 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
- B05D3/0413—Heating with air
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B11/00—Automatic controllers
- G05B11/01—Automatic controllers electric
- G05B11/36—Automatic controllers electric with provision for obtaining particular characteristics, e.g. proportional, integral, differential
- G05B11/42—Automatic controllers electric with provision for obtaining particular characteristics, e.g. proportional, integral, differential for obtaining a characteristic which is both proportional and time-dependent, e.g. P. I., P. I. D.
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/15—Plc structure of the system
- G05B2219/15039—Display of reference, set value, of measured, feedback value
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention discloses a kind of visualization room for vehicle paint spray and baking temperature control system and its methods, it is related to field of automation technology, it solves that the energy consumption that common room for vehicle paint spray and baking has is high, temperature control is inaccurate and then leads to that paint layer is of low quality, inaesthetic defect, its key points of the technical solution are that including paint-spraying baking booth, sprayer, work package.The control device and monitoring module that work package is controlled, it further include having temperature sensor, control device adjusts the temperature in paint-spraying baking booth according to the temperature detected by PID control method, visualization room for vehicle paint spray and baking temperature control system of the invention, overcome common room for vehicle paint spray and baking temperature to control and inaccurately cause the ropy defect of paint spraying and baking, the high paint spraying and baking effect of precision is good.
Description
Technical field
The present invention relates to automatic field, in particular to a kind of visualization room for vehicle paint spray and baking temperature control system and its side
Method.
Background technique
The development of automobile industry belongs to the development of concentrating type industry, it not only promotes downstream industry such as auto-parts row
The development of the industries such as industry, steel industry, petroleum industry and rubber, at the same can also promote automobile services industry, new equipment, new process,
The fast development of the upstreams such as new material industry, the development of automobile industry also drive the fast development of room for vehicle paint spray and baking.Meanwhile
Under global energy shortage, the environmental pollution background that sternness, energy-saving and emission-reduction requirement are continuously improved increasingly, the section of room for vehicle paint spray and baking
The characteristics such as energy, efficient, accurate become research hotspot.
But the controller of the most of shop 4S room for vehicle paint spray and baking that service a car is the single switchgear control of structure at present
System, does not all control and monitor the related datas such as activity duration, temperature control, aeroscope strictly, or even have some vapour
The temperature heating method of vehicle paint-spraying baking booth is fuel Heating mode not environmentally, and all kinds of parameters of paint spraying and baking operating environment cannot get
Accurate control, will affect the quality of vehicle body paint layer.Therefore the importance of efficient, energy-efficient room for vehicle paint spray and baking temperature system research
And it is urgent also more and more significant.
Summary of the invention
The first object of the present invention is to provide a kind of visualization room for vehicle paint spray and baking temperature control system, overcomes common vapour
The control of vehicle paint-spraying baking booth temperature inaccurately causes the ropy defect of paint spraying and baking, paint spraying and baking better effect.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of visualization room for vehicle paint spray and baking temperature control system, including paint-spraying baking booth and being set in paint-spraying baking booth carry out
The air painter of spray painting further includes being provided with blast pipe with discharge pipe to be connected to the ventilation duct being connected to inside extraneous and paint-spraying baking booth
Road is set to the work package that paint spraying and baking operation is carried out in the ventilation shaft;The work package includes control air
The blower that is entered in paint-spraying baking booth by ventilation shaft, lights a fire to fuel at the cartridge regulating valve that controls fuel flow rate
Igniter, heat converter, the ventilation air door of control air discharge and the coating cloud filtering that purified treatment is carried out to the gas of discharge
Device and exhaust apparatus;It further include having temperature sensor, the control work that sensing detection is carried out to the temperature in paint-spraying baking booth
Component is to carry out paint spraying and baking operation and the control device, right of control is adjusted according to the temperature that the temperature sensor detects
The monitoring module of paint-spraying baking booth progress visual control.
Using the above scheme, the temperature in paint-spraying baking booth is monitored in real time by temperature sensor, and passed through
Control device realizes the control to work package, and control device is matched with the temperature tune in temperature sensor progress paint-spraying baking booth
It saves, air has certain pressure under the drive of blower in room, and then it is constant to form one around target vehicle body
Air-flow remove excessive vehicle paint, and then realize the control of temperature during paint spraying and baking;Then can by monitoring module
To the monitoring in paint-spraying baking booth.
Preferably, the air inlet of the blast pipe is provided with a filter screen for carrying out first class purification to air.
Preferably, the junction of the blast pipe and the paint-spraying baking booth, which is fixedly installed with, carries out two to the air of heating
The secondary filter net of grade purification, the secondary filter net are fixedly installed in the top of the paint-spraying baking booth.
Using the above scheme, the air being sent into from the external world can be carried out primary purifying, secondary filter net by a filter screen
The air after heating can then be purified again, so that it is high into the air purity in paint-spraying baking booth, it avoids
Influence to paint spraying and baking effect.
Preferably, the control device controls the aperture of the cartridge regulating valve and by PID control method to spray
Control is adjusted in temperature in combined padding and drying system.
The second object of the present invention is to provide a kind of visualization room for vehicle paint spray and baking temprature control method, overcomes common vapour
The control of vehicle paint-spraying baking booth temperature inaccurately causes the ropy defect of paint spraying and baking.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of visualization room for vehicle paint spray and baking temprature control method, characterized in that include following steps:
Spray painting prepares: controlling ventilation door opening by control device, and controls blower starting with by extraneous air
Paint-spraying baking booth is sent by ventilation shaft after the filtering of a filter screen and secondary filter net, and by monitoring module to spray
Situation in combined padding and drying system is monitored;
Painting process: opening cartridge regulating valve and open igniter, lights fuel in feeding paint-spraying baking booth
Atmosphere temperature rising to the paint temperature set, control device control air painter carries out spray painting within the set time and is reaching spray painting
Work package is closed when duration;
Baking vanish prepares: opening ventilation air door by control device, starting blower rotation is to be sent into air into paint-spraying baking booth;
Baking vanish process: reducing blower rotary rpm, opens cartridge regulating valve and is sent into fuel, opens simultaneously igniter with logical
Cross in the air conditioning paint-spraying baking booth of heating and be warming up to the baking vanish temperature of setting, at a temperature of the baking vanish of setting baking operations and
Work package is closed by control device when reaching the baking vanish duration of setting;
It is cooling to close: it is cooling in the vehicle body for carrying out setting duration in paint-spraying baking booth to stop baking vanish aftercarriage, and is tied in cooling
Blower and ventilation air door are opened after beam to purify to paint-spraying baking booth;Opening paint spraying and baking door, which transports, after completion purification is completed
The vehicle of paint spraying and baking, completes a paint spraying and baking, and system is closed to be prepared to enter into paint spraying and baking processing next time.
Using the above scheme, it is able to carry out spray painting and the baking vanish behaviour of set temperature setting duration under control of the control means
Make, is performed integrally efficiently controllably, air has certain pressure under the drive of blower in room, and then can be in target vehicle body
Around form one constant air-flow to remove excessive vehicle paint, overcome common paint-spraying baking booth temperature and control that inaccurate, spray is roasting
The problem of Qi Xiaoguo difference.
Preferably, first control blower is several with 100% wind speed purging for control device when spray painting preparation and baking vanish prepare
Minute with to spray painting barn in clean.
Using the above scheme, it when spray painting and baking vanish prepare, first passes through blower and is carried out at high speed purging in paint-spraying baking booth
Reason is to be cleaned;Spray painting pre-treatment can clear up inclusion particles, so that spray painting better effect;Baking vanish pre-treatment then can
The enough remaining exhaust gas that will paint is purged while carrying out the cleaning in paint-spraying baking booth.
Preferably, cartridge control valve opening standard-sized sheet carries out the supply of fuel, igniter point when painting process starts
Fire, control device controls cartridge by PID control method and adjusts when temperature reaches the paint temperature of setting in paint-spraying baking booth
The aperture of valve is so that the temperature in paint-spraying baking booth is kept constant.
Using the above scheme, painting process starts the progress fuel supply of cartridge regulating valve elder generation's standard-sized sheet, can make after igniting
The temperature requirement that the temperature in paint-spraying baking booth reaches spray painting with most fast speed is obtained, and control device recycles PID control side
Method is controlled to adjust, and realizes closed-loop control, and then simply and effectively control to adjust to the temperature in paint-spraying baking booth.
Preferably, rotation speed of fan is reduced to 20%, and cartridge control valve opening elder generation's standard-sized sheet carries out when baking vanish process starts
The supply of fuel, igniter fire, control device passes through PID control when temperature reaches the baking vanish temperature of setting in paint-spraying baking booth
Method controls the aperture of cartridge regulating valve so that the temperature in paint-spraying baking booth is kept constant.
Using the above scheme, the revolving speed of blower declines to reach the air velocity of baking vanish, cartridge when baking vanish process starts
Standard-sized sheet when regulating valve starts can make the temperature in paint-spraying baking booth quickly reach baking vanish required temperature, and pass through control dress again
Set the regulation stablized under the regulation of PID control method and easily realize temperature in paint-spraying baking booth.
Preferably, paint temperature is set as 20 degrees Celsius, and baking vanish temperature is set as 50 DEG C during paint spraying and baking.
In conclusion the invention has the following advantages:
Control of the control device to the work package being arranged in paint-spraying baking booth, is matched with temperature sensor and PID control side
Method automatically regulates and controls the temperature in paint-spraying baking booth, and operation is more accurate, automates, so that automatic spray paint paint effect
More preferably.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of paint-spraying baking booth;
Fig. 2 is the overall structure block diagram of this system in embodiment one;
Fig. 3 is the program chart of this system in embodiment one;
Fig. 4 is the flow diagram of step S1 in embodiment two;
Fig. 5 is the flow diagram of step S2 in embodiment two;
Fig. 6 is the flow diagram of step S3 and S4 in embodiment two.
In figure: 1, a filter screen;2, igniter;3, cartridge regulating valve;4, blower;5, heat converter;6, secondary
Filter screen;7, headlamp;8, temperature sensor;9, air painter;10, ventilation air door;11, paint-fog filter and exhaust apparatus.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Existing room for vehicle paint spray and baking controller is the single switchgear control of structure, and precision of fuzzy controller is not high, for making
The related datas such as industry time, temperature control, aeroscope, which not can be carried out, strictly to be controled and monitored.Furthermore if when heated still
Using fuel Heating, a large amount of pernicious gas can be generated, it is lower to generate pollution, heating efficiency and precision to atmosphere.If automobile
Baking vanish temperature when baking vanish is excessively high or baking vanish overlong time, it is likely that leads to the adherency of vehicle paint film loosely, serious conditions occur
When also result in paint layer and fall.
Embodiment one:
A kind of visualization room for vehicle paint spray and baking temperature control system disclosed in the present embodiment, as shown in Fig. 1, including spray is roasting
Japanning room and to carry out paint spraying and baking operation work package.Paint-spraying baking booth is connected connection by ventilation shaft with the external world, ventilation duct
Road is divided into blast pipe and discharge pipe, realizes circulation of the air in paint-spraying baking booth.
Work package in blast pipe from air inlet to paint-spraying baking booth direction be sequentially installed with a filter screen 1, blower 4,
Heat converter 5, secondary filter net 6, extraneous fuel are connected at heat converter 5, at the same together setting igniter 2 with
It is convenient that the fuel of feeding is lighted.Blower 4 carries out power to air and pumps, and the air of 1 pair of a filter screen feeding carries out
First class purification;Air is by providing fire retardant and circulation power to fuel at heat converter 5;Secondary filter net 6 is fixedly mounted
At the top of paint-spraying baking booth, secondary filtration is carried out to the air entered in paint-spraying baking booth.
Work package further includes having the headlamp 7 illuminated inside paint-spraying baking booth to be arranged in, to temperature in paint-spraying baking booth
The temperature sensor 8 of detection sensing is carried out, the sprayer painted to vehicle, sprayer and painting are installed inside paint-spraying baking booth
Qi Liantong, to be sprayed to the vehicle being placed in sprayer room.
Work package be sequentially installed in discharge pipe along air-out direction control air circulation ventilation air door 10, into
Enter the paint-fog filter and exhaust apparatus 11 that the air in paint-spraying baking booth is handled and discharged, to avoid exhaust gas discharge pair is caused
The pollution of environment.
The system further includes having to operate the control device regulated and controled to paint spraying and baking and be monitored paint-spraying baking booth
Monitoring module.Monitoring module and control device select WinCC flexible touch screen to realize human-computer interaction.Control device passes through
Control is adjusted to the temperature in paint-spraying baking booth in PID control method.The system preferably uses Siemens S7-300 PLC main control
Device, the setting by STEP7 software realization to the paint spraying and baking mode in paint-spraying baking booth cooperate and realize in paint-spraying baking booth
The closed loop of parameter adjusts control.Control device realizes the control of fuel flow rate by the aperture of control cartridge regulating valve 3, into
And realize the regulation to temperature in paint-spraying baking booth.
It is illustrated in figure 2 the overall structure figure of the system, includes controlled device-paint-spraying baking booth, the station ES, three, the station AS
It is grouped as, the station ES is made of industrial personal computer, i.e., in installation 2008 to one PC machine of STEP7 software and WinCC flexible, leads to
MPI connection is crossed to be connect with AS to control S7-300 CPU.The station AS is made of S7-300 and I/O SM, and S7-300 passes through I/OSM mould
Block is connect to realize and control it with paint-spraying baking booth.It shows whole system by emulating, in emulation, uses WINCC
Flexible2008 establishes visual control interface, by itself and 300 website of SIMATIC (the S7-300 CPU in STEP7 software
314C-2DP) it is connected to the network with MPI.
As shown in figure 3, being the program chart of the system, the program of whole system indicates in tissue block OB1, wherein wrapping
Include the program etc. of the selection to lacquering and stoving varnish mode.Functional block FB1 and functional block are called all in OB1 block.When selection is painted
Model program calls FB1 block, is the subprogram of entire automotive lacquer flow process in FB1, when selection baking vanish model program calls
FB2 block is the subprogram of entire baking finish for car flow process in FB.Emergent stopping function is contained in automobile spray/baking vanish subprogram
Can, if can be pressed when encountering device fails in room to protect various equipment in paint-spraying baking booth.
Embodiment two:
A kind of visualization room for vehicle paint spray and baking temprature control method disclosed in the present embodiment, includes following steps:
S1, the door state of paint-spraying baking booth is confirmed, paints/bake as shown in figure 4, enters after confirmation door is closed
The selection of paint mode, and enter in corresponding operating mode after selection.
S2, paint spraying: spray painting processing includes the treatment process prepared in processing distance and painting process before spray painting,
As shown in figure 5, specific as follows:
Spray painting prepares: closing igniter 2 and closes cartridge regulating valve 3, controls ventilation air door 10 by control device and open
Open the open position to needed for painting, starting headlamp 7 is illuminated, the starting of control blower 4 and with 100% wind speed by extraneous sky
Gas after the filtering of a filter screen 1 and secondary filter net 6 by ventilation shaft be sent into paint-spraying baking booth, several points of delay operation
Clock, and preferably 4 minutes, to carry out purging cleaning to paint-spraying baking booth.
Painting process: after completing first purging, 3 standard-sized sheet of cartridge regulating valve simultaneously opens igniter 25s, temperature sensor 8
The temperature detected in paint-spraying baking booth is fed back in real time, when temperature reaches the required set temperature of spray painting, set temperature
It is 20 DEG C, control device is regulated and controled by aperture of the PID control method to cartridge regulating valve 3 to carry out temperature control;Wind
Machine 4 allows the air in paint-spraying baking booth to flow with the speed of 0.2-0.3m/s to spray painting operation area, followed by control air painter 9 into
Row sprays and carries out in the delay duration of setting paint spraying, and spray painting duration is set as 30 minutes, the air in paint-spraying baking booth
There is certain pressure under the drive of blower 4, so that forming one constant air-flow around target vehicle body to remove excess
Vehicle paint.
Complete spray painting: after the completion of spray painting, control device controls the igniter 2 of work package and cartridge regulating valve 3 is closed,
And the work of sprayer, headlamp 7 and blower 4 is closed, terminate spraying and enter to wait baking vanish mode.
S3, baking operations: paint baking includes the process of preparation and the processing of baking vanish process before baking vanish, as shown in fig. 6,
It is specific as follows:
Baking vanish prepares: ventilation air door 10 is opened to position needed for baking vanish by control device, start the rotation of blower 4 with, and
Revolving speed control is sent into air into paint-spraying baking booth for 100% and is purged, purge several minutes and preferably 4 minutes.
Baking vanish process: needed for reducing by 4 rotary rpm to baking vanish of blower, and it is selected as 4 revolving speed 20% of blower, fully opens combustion
Expects pipe regulating valve 3 is sent into fuel, opens simultaneously igniter 2 by being warming up to setting in the air conditioning paint-spraying baking booth of heating
When baking vanish temperature, baking vanish temperature are set as 50 DEG C of control device temperature in paint-spraying baking booth and reach baking vanish temperature, using PID control
The temperature control loop of method carries out regulation maintenance to temperature by adjusting the aperture of cartridge regulating valve 3;In the baking vanish of setting
At a temperature of baking operations and work package is closed by control device in the baking vanish duration for reaching setting, baking vanish duration is set as
1 hour.
S4, cooling closing: stop baking vanish aftercarriage in the vehicle body cooling for carrying out setting duration in paint-spraying baking booth, cooling duration
It is set as 10 minutes, and opens blower 4 and ventilation air door 10 after cooling, it is right by paint-fog filter and exhaust apparatus 11
Remaining exhaust gas is purified in paint-spraying baking booth, and blower 4 purges 5 minutes purified treatments;Paint spraying and baking door is opened after completing purification
The vehicle that paint spraying and baking is completed is transported, a paint spraying and baking is completed, system is closed to be prepared to enter into paint spraying and baking processing next time.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (9)
1. a kind of visualization room for vehicle paint spray and baking temperature control system, including paint-spraying baking booth and being set in paint-spraying baking booth is sprayed
The air painter (9) of paint, it is characterized in that: further including being provided with blast pipe to be connected in extraneous and paint-spraying baking booth with discharge pipe to be connected to
The ventilation shaft in portion is set to the work package that paint spraying and baking operation is carried out in the ventilation shaft;The work package includes
Have control air enter by ventilation shaft blower (4) in paint-spraying baking booth, control fuel flow rate cartridge regulating valve (3),
The igniter (2) lighted a fire to fuel, heat converter (5), the ventilation air door (10) of control air discharge and to discharge
The paint-fog filter and exhaust apparatus (11) of gas progress purified treatment;It further include having to sense the temperature in paint-spraying baking booth
The temperature sensor (8) of detection controls the work package to carry out paint spraying and baking operation and examine according to the temperature sensor (8)
The monitoring module that the temperature measured is adjusted the control device of control, carries out visual control to paint-spraying baking booth.
2. the room for vehicle paint spray and baking temperature control system at the visual control interface according to claim 1 based on PLC,
Be characterized in: the air inlet of the blast pipe is provided with the filter screen (1) that first class purification is carried out to air.
3. the room for vehicle paint spray and baking temperature control system at the visual control interface according to claim 2 based on PLC,
Be characterized in: the junction of the blast pipe and the paint-spraying baking booth, which is fixedly installed with, carries out the two of secondary purification to the air of heating
Secondary filter screen (6), the secondary filter net (6) are fixedly installed in the top of the paint-spraying baking booth.
4. the room for vehicle paint spray and baking temperature control system at the visual control interface according to claim 1 based on PLC,
Be characterized in: the control device controls the aperture of the cartridge regulating valve (3) and by PID control method in paint-spraying baking booth
Temperature control is adjusted.
5. a kind of visualization room for vehicle paint spray and baking temprature control method, characterized in that include following steps:
Spray painting prepares: controlling ventilation air door (10) by control device and opens, and controls blower (4) starting with by extraneous sky
Gas is sent into paint-spraying baking booth by ventilation shaft after the filtering of a filter screen (1) and secondary filter net (6), and passes through monitoring
Module is monitored the situation in paint-spraying baking booth;
Painting process: opening cartridge regulating valve (3) and open igniter (2), lights fuel in feeding paint-spraying baking booth
Atmosphere temperature rising to setting paint temperature, control device control air painter (9) carry out within the set time paint and reaching
To spray painting duration when close work package;
Baking vanish prepares: opening ventilation air door (10) by control device, starting blower (4) rotation is empty to be sent into paint-spraying baking booth
Gas;
Baking vanish process: reducing blower (4) rotary rpm, opens cartridge regulating valve (3) and is sent into fuel, opens simultaneously igniter
(2) the baking vanish temperature of setting, the baking vanish at a temperature of baking vanish of setting are warming up in the air conditioning paint-spraying baking booth to pass through heating
It operates and work package is closed by control device in the baking vanish duration for reaching setting;
It is cooling to close: it is cooling in the vehicle body for carrying out setting duration in paint-spraying baking booth to stop baking vanish aftercarriage, and after cooling
Blower (4) and ventilation air door (10) are opened to purify to paint-spraying baking booth;Opening paint spraying and baking door transports after completing purification
The vehicle for completing paint spraying and baking, completes a paint spraying and baking, and system is closed to be prepared to enter into paint spraying and baking processing next time.
6. the room for vehicle paint spray and baking temprature control method at the visual control interface according to claim 5 based on PLC,
Be characterized in: when spray painting prepares and baking vanish prepares, control device first control blower (4) with 100% wind speed purge several minutes with
To spray painting barn in clean.
7. the room for vehicle paint spray and baking temprature control method at the visual control interface according to claim 5 based on PLC,
Be characterized in: when painting process starts, cartridge regulating valve (3) aperture standard-sized sheet carries out the supply of fuel, and igniter (2) is lighted a fire,
Control device controls cartridge regulating valve (3) by PID control method when temperature reaches the paint temperature of setting in paint-spraying baking booth
Aperture so that the temperature in paint-spraying baking booth is kept constant.
8. the room for vehicle paint spray and baking temprature control method at the visual control interface according to claim 7 based on PLC,
Be characterized in: when baking vanish process starts, blower (4) revolving speed is reduced to 20%, and cartridge regulating valve (3) aperture elder generation standard-sized sheet carries out fuel
Supply, igniter (2) igniting, control device passes through PID control when temperature reaches the baking vanish temperature of setting in paint-spraying baking booth
Method controls the aperture of cartridge regulating valve (3) so that the temperature in paint-spraying baking booth is kept constant.
9. the room for vehicle paint spray and baking temprature control method at the visual control interface according to claim 8 based on PLC,
Be characterized in: during paint spraying and baking, paint temperature is set as 20 degrees Celsius, and baking vanish temperature is set as 50 DEG C.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110955198A (en) * | 2019-07-29 | 2020-04-03 | 广州钰铂机械设备制造有限公司 | Intelligent interconnection control method and system for spray painting curing barn |
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CN102886341A (en) * | 2012-07-10 | 2013-01-23 | 上海禾子隆环保科技有限公司 | Drying room |
CN105318539A (en) * | 2014-07-12 | 2016-02-10 | 江苏中一汽车机械设备制造有限公司 | Application of direct-burning type air heating device in automobile varnish baking house |
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CN2122000U (en) * | 1991-10-21 | 1992-11-18 | 莱芜市汽车修配厂 | Spraying and baking finish apparatus |
CN2287527Y (en) * | 1994-04-20 | 1998-08-12 | 徐连宽 | Fuel burning type paint spray and baking vanish booth |
CN102886341A (en) * | 2012-07-10 | 2013-01-23 | 上海禾子隆环保科技有限公司 | Drying room |
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