CN105499032A - Reciprocator spraying system and control method - Google Patents
Reciprocator spraying system and control method Download PDFInfo
- Publication number
- CN105499032A CN105499032A CN201610118587.5A CN201610118587A CN105499032A CN 105499032 A CN105499032 A CN 105499032A CN 201610118587 A CN201610118587 A CN 201610118587A CN 105499032 A CN105499032 A CN 105499032A
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- Prior art keywords
- reciprocating engine
- control system
- vehicle information
- spray gun
- spray
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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
- 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
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
- B05B13/0405—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads
- B05B13/041—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads with spray heads reciprocating along a straight line
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/004—Arrangements for controlling delivery; Arrangements for controlling the spray area comprising sensors for monitoring the delivery, e.g. by displaying the sensed value or generating an alarm
- B05B12/006—Pressure or flow rate sensors
- B05B12/008—Pressure or flow rate sensors integrated in or attached to a discharge apparatus, e.g. a spray gun
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention relates to a reciprocator spraying system, comprising a detection system, a reciprocator system, a spray torch, a conveyer, a control system, an electrical proportional valve, a compressed air supply device, a paint pressure adjuster and a paint supply device. By using the detection system, the control system and the reciprocator, it is possible to automatically detect the model of a vehicle conveyed to a production line by the conveyer and control spraying according to preset spraying parameter s in the control system, automatic spraying is implemented, and vehicles different in model can be continuously sprayed nonstop on the same spraying line.
Description
Technical field
The invention belongs to vehicle paintwork equipment and control technology field, refer to a kind of reciprocating engine paint finishing and control method especially.
Background technology
Along with the environmental issues such as energy-saving and emission-reduction receive publicity day by day, the design of paint line and production more and more need to consider Environmental Factors, in lorry compartment painting line, because compartment kind and size have larger difference, the compartment workpiece mixed production of different size, generally adopt hand spray, paint utilization rate is lower, and personnel labor intensity is large, production efficiency is not high.
As shown in Figure 1 and Figure 2, lorry compartment enters finish paint production line after electrophoresis, in paint spray booth 3, painting line adopts hand spray, spray gun 1 adopts manual air gun, and the size configure of workman according to workload of spraying paint, spray gun painting rate is generally 30%-40%.
Compartment 2 adopts hand spray, and man efficiency is lower, and it is larger to employee's somatic damage to spray paint; Adopt hand spray, painting quality depends primarily on the operant level of Spray Painter, and the stability of painting quality depends on the professional skill of the personnel that spray paint, and constant product quality is difficult to ensure; Adopt manual air spray gun, spray gun painting rate can only reach 30%-40%, and paint utilization rate is lower, and paint waste is comparatively large, and the paint of waste needs to carry out environmental protection treatment, causes dual waste; And it is larger to atmosphere pollution after paint volatile emission.
Therefore, provide a kind of automatic spraying system, reduce person works's amount, receive to enhance productivity and pay close attention to widely.
Finish paint thickness required for different vehicles is different, paint amount used is not identical yet, but existing automatic spraying system only can be used for the production line of single vehicle, during for mixed vehicle production line employing automatic coating, the finish paint thickness that there will be spraying is identical, causes the Quality Down of product and the consumption wasting phenomenon of finish paint.
Summary of the invention
The invention provides a kind of reciprocating engine paint finishing, to realize the automatic coating to vehicle, replace existing hand spray technique; Simultaneously by improving the control method of paint finishing, share automatic spraying production line to adapt to multi-vehicle-type.
The present invention is achieved by the following technical solutions:
A kind of reciprocating engine paint finishing, comprises detection system, reciprocating engine system, spray gun, conveying device, control system, electric Proportion valve, compressed air feedway, coating pressure regulator and paint feeding device;
Described detection system is electrically connected with described control system;
Described reciprocating engine system at least comprises reciprocating engine and reciprocating engine orbit;
Described reciprocating engine slides and is arranged on described reciprocating engine orbit; Described reciprocating engine is electrically connected with described control system;
Described spray gun comprises X to spray gun and Z-direction spray gun; Described X is all arranged on described reciprocating engine to spray gun and described Z-direction spray gun; Described X moves along X-direction on described reciprocating engine to spray gun; Described Z-direction spray gun moves along Z axis on described reciprocating engine;
Described electric Proportion valve is connected by pipeline with described spray gun and described compressed air feedway respectively;
Described coating pressure regulator is connected by pipeline with described paint feeding device and described spray gun respectively;
Described electric Proportion valve, described spray gun and described conveying device are all electrically connected with described control system; Described electric Proportion valve is electrically connected with described coating pressure regulator.
Described detection system is photoelectric tube.
Described detection system is connected by RS-485 communication with described control system.
Flowmeter and pressure sensor is also provided with between described spray gun and described coating pressure regulator; Described flowmeter is all electrically connected with described control system with described pressure sensor.
Also comprise electrostatic generator; Described electrostatic generator is connected by wire with described spray gun; Described electrostatic generator is electrically connected with described control system.
A control method for above-mentioned any one reciprocating engine paint finishing, comprises the following steps:
Gather the vehicle information that production line is some, and by the equal input control system of some described vehicle information; And for the corresponding spray parameters of each vehicle information setting, described control system is by corresponding for spray parameters described in each a corresponding voltage output value;
System starts, and after detection system detects the vehicle carried by conveying device, described detection system sends detection signal to described control system;
Compare with all described vehicle information after described control system receives described detection signal, if described detection signal and one of them vehicle information match, then described control system using this vehicle information as current control vehicle information;
Described current control vehicle information is passed to reciprocating engine by described control system, described reciprocating engine according to the action of described current control vehicle information adjustment reciprocating engine on reciprocating engine orbit, and is determined the action of spray gun on described reciprocating engine and controls opening or closing of described spray gun;
The voltage output value corresponding with described current control vehicle information is passed to electric Proportion valve and electrostatic generator by described control system;
Described electric Proportion valve is according to the pressure of described voltage output value adjustment compressed air feedway; Described electric Proportion valve is according to the opening of described voltage output value adjustment coating pressure regulator and pressure;
Described electrostatic generator is according to described voltage output value adjustment electrostatic field force.
Described spray parameters comprises gun slot coating sectorial area, coating condensation rate and coating flow.
Compare with all described vehicle information after described control system receives described detection signal, if when described detection signal and arbitrary described vehicle information all do not meet, then to the supplementary vehicle information that described control system input is corresponding with described detection signal, and supplement spray parameters accordingly for described supplementary vehicle information setting, and determine the supplementary voltage output value corresponding with described supplementary spray parameters; Described supplementary vehicle information is current control vehicle information.
The invention has the beneficial effects as follows:
The present invention is by the use of detection system, control system and reciprocating engine, make it possible to detection automatically and be transported to the vehicle model on production line by conveying device, and control spraying according to the spray parameters preset in control system, not only achieve automatic coating, and make different automobile types can not interrupt continuous spray operation on same spray-painting production line.
Description of reference numerals
Fig. 1 is existing spray-painting production line sectional view;
Fig. 2 is existing spray-painting production line top view;
Fig. 3 is reciprocating engine paint finishing schematic cross-section of the present invention;
Fig. 4 is reciprocating engine paint finishing top view of the present invention;
Fig. 5 is band spray gun reciprocating engine axonometric drawing of the present invention;
Fig. 6 is control logic flow chart of the present invention.
Description of reference numerals
1 spray gun, 2 compartments, 3 paint spray booths, 01 conveying device, 02 spray gun, 03 reciprocating engine, 04 reciprocating engine orbit.
Detailed description of the invention
Describe technical scheme of the present invention in detail by the following examples, following embodiment is only exemplary, only can be used for explaining and technical scheme of the present invention being described, and can not be interpreted as being the restriction to technical solution of the present invention.
The invention provides a kind of reciprocating engine paint finishing, as shown in Figures 3 to 5, comprise detection system, reciprocating engine system, spray gun 02, conveying device 01, control system, electric Proportion valve, compressed air feedway, coating pressure regulator and paint feeding device.In this application, described detection system is photoelectric tube, and when workpiece is delivered to detection system by conveying device, photoelectric tube gathers workpiece signal.
In this application, control system adopts PLC control system, in the present embodiment, adopts Siemens 317F series.
Described detection system is electrically connected with described control system, and in the present embodiment, described detection system is connected by RS-485 communication with described control system.; The workpiece signal of collection is passed to control system by photoelectric tube, control system transfer control signal is to reciprocating engine, the reciprocating engine rotary encoder be arranged in induction system starts counting, the range ability of record carrier chain, contrast with the distance of this workpiece type demarcated in reciprocating engine system in advance, when counting reaches the value of setting, control system is opened spray gun and is carried out spray coating operations.
Described reciprocating engine system at least comprises reciprocating engine 03 and reciprocating engine orbit 04; In the present embodiment, reciprocating engine 03 comprises two, is respectively the first reciprocating engine and the second reciprocating engine, and reciprocating engine orbit is also two, is respectively the first reciprocating engine orbit and the second reciprocating engine orbit; First reciprocating engine orbit and the second reciprocating engine orbit are set in parallel on spray-painting production line; First reciprocating engine slides and is arranged on the first reciprocating engine orbit, and the second reciprocating engine slides and is arranged on the second reciprocating engine orbit; First reciprocating engine can slide along the first reciprocating engine orbit length direction also can along the square upward sliding perpendicular to the first reciprocating engine orbit, same second reciprocating engine can slide along the second reciprocating engine orbit length direction and also can, along the square upward sliding perpendicular to the second reciprocating engine orbit, reciprocal paint finishing can be made to adapt to different vehicles like this.
Described reciprocating engine is electrically connected with described control system; The action of reciprocating engine is carried out according to the control signal of control system.
Described spray gun comprises X to spray gun and Z-direction spray gun; Described X is all arranged on described reciprocating engine to spray gun and described Z-direction spray gun; X moves horizontally to spray gun relative to reciprocating engine, and described X moves along X-direction on described reciprocating engine to spray gun; Described Z-direction spray gun moves along Z axis on described reciprocating engine, namely moves up and down relative to reciprocating engine; In this application, described X is to for along reciprocating engine orbit length direction, the i.e. traffic direction of spray-painting production line, and Z-direction refers to perpendicular to reciprocating engine orbit and perpendicular to spray-painting production line direction, if reciprocating engine orbit is arranged at ground, then Z-direction side is perpendicular to direction, ground.
Described electric Proportion valve is connected by pipeline with described spray gun and described compressed air feedway respectively; Described coating pressure regulator is connected by pipeline with described paint feeding device and described spray gun respectively; Described electric Proportion valve, described spray gun and described conveying device are all electrically connected with described control system; Described electric Proportion valve is electrically connected with described coating pressure regulator.
The sectorial area of lance ejection coating and condensation rate set the fixed value corresponding with vehicle signal to control system by function screen, control system exports 0-10V voltage to electric Proportion valve, the pressure size that electric Proportion valve exports according to the size adjustment compressed air of magnitude of voltage, sectorial area and condensation rate are directly proportional to compressed-air actuated pressure.
Flowmeter and pressure sensor is also provided with between described spray gun and described coating pressure regulator; Described flowmeter is all electrically connected with described control system with described pressure sensor.The quantity for spray corresponding with vehicle signal is inputted to PLC control system by function screen, control system exports 0-10V voltage to electric Proportion valve, the pressure size that electric Proportion valve exports according to the magnitude of voltage adjustment compressed air received, the opening of the paint regulator of electric Proportion valve adjustment simultaneously and pressure, pressure feeds back to PLC control system by pressure sensor, flow feeds back to PLC by flowmeter, to realize closed-loop control, and then ensure that the flow of spray gun spraying and setting flow are consistent, to ensure the uniformity of spraying paint film.
Also comprise electrostatic generator; Described electrostatic generator is connected by wire with described spray gun; Described electrostatic generator is electrically connected with described control system.When spraying debugging, electrostatic potential needs to adjust according to reality debugging situation.
The control of electric Proportion valve, as control system input voltage signal (0-10V), produce magnetic field to pneumoelectric magnet valve and exhaust solenoid valve energising, the diaphragm of electric Proportion valve is opened, open with the air-supply valve of diaphragm interlock, compressed air exports to spray gun by air-supply valve; When the voltage signal values inputted is different, produce magnetosonic intensity to pneumoelectric magnet valve and exhaust solenoid valve energising different, the diaphragm opening degree of electric Proportion valve is different, and air-supply valve opening degree is different, the compressed air pressure exported is also different, and unnecessary compressed air is discharged by air bleeding valve.Adjusted the size of spray gun sectorial area, condensation rate and coating flow by the compressed air pressure size exported, and then ensure painting operation quality.
As shown in Figure 6, be the control method according to above-mentioned reciprocating engine paint finishing, comprise the following steps:
Gather the some vehicle information of production line, native system can meet at most 20 kinds of different automobile types, namely can gather at least 20 kinds of vehicle information, and the equal input control system of described vehicle information of all vehicles that will collect; And for the corresponding spray parameters of each vehicle information setting, described control system is by corresponding for spray parameters described in each a corresponding voltage output value; In the present embodiment, described spray parameters comprises gun slot coating sectorial area, coating condensation rate and coating flow.Its corresponding relation is when vehicle information is car 1, corresponding spray parameters 1, i.e. gun slot coating sectorial area 1, coating condensation rate 1 and coating flow 1; When vehicle information is car 2, corresponding spray parameters 2, i.e. gun slot coating sectorial area 2, coating condensation rate 2 and coating flow 2; The rest may be inferred below.
System startup optimization, after detection system detects the vehicle carried by conveying device, described detection system sends detection signal to described control system.
Compare with all described vehicle information after described control system receives described detection signal, if described detection signal and one of them vehicle information match, then described control system using this vehicle information as current control vehicle information.
Compare with all described vehicle information after described control system receives described detection signal, if when described detection signal and arbitrary described vehicle information all do not meet, then to the supplementary vehicle information that described control system input is corresponding with described detection signal, and supplement spray parameters accordingly for described supplementary vehicle information setting, and determine the supplementary voltage output value corresponding with described supplementary spray parameters; Described supplementary vehicle information is current control vehicle information.
Described current control vehicle information is passed to reciprocating engine by described control system, described reciprocating engine according to the action of described current control vehicle information adjustment reciprocating engine on reciprocating engine orbit, and is determined the action of spray gun on described reciprocating engine and controls opening or closing of described spray gun; Different vehicle information is adapted to this.
Described control system is called the voltage output value corresponding with described current control vehicle information and is passed to electric Proportion valve and electrostatic generator; Described electric Proportion valve is according to the pressure of described voltage output value adjustment compressed air feedway; Described electric Proportion valve is according to the opening of described voltage output value adjustment coating pressure regulator and pressure; Described electrostatic generator is according to described voltage output value adjustment electrostatic field force.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalency thereof.
Claims (8)
1. a reciprocating engine paint finishing, is characterized in that: comprise detection system, reciprocating engine system, spray gun, conveying device, control system, electric Proportion valve, compressed air feedway, coating pressure regulator and paint feeding device;
Described detection system is electrically connected with described control system;
Described reciprocating engine system at least comprises reciprocating engine and reciprocating engine orbit;
Described reciprocating engine slides and is arranged on described reciprocating engine orbit; Described reciprocating engine is electrically connected with described control system;
Described spray gun comprises X to spray gun and Z-direction spray gun; Described X is all arranged on described reciprocating engine to spray gun and described Z-direction spray gun; Described X moves along X-direction on described reciprocating engine to spray gun; Described Z-direction spray gun moves along Z axis on described reciprocating engine;
Described electric Proportion valve is connected by pipeline with described spray gun and described compressed air feedway respectively;
Described coating pressure regulator is connected by pipeline with described paint feeding device and described spray gun respectively;
Described electric Proportion valve, described spray gun and described conveying device are all electrically connected with described control system; Described electric Proportion valve is electrically connected with described coating pressure regulator.
2. reciprocating engine paint finishing according to claim 1, is characterized in that: described detection system is photoelectric tube.
3. reciprocating engine paint finishing according to claim 1, is characterized in that: described detection system is connected by RS-485 communication with described control system.
4. reciprocating engine paint finishing according to claim 1, is characterized in that: between described spray gun and described coating pressure regulator, be also provided with flowmeter and pressure sensor; Described flowmeter is all electrically connected with described control system with described pressure sensor.
5. reciprocating engine paint finishing according to claim 1, is characterized in that: also comprise electrostatic generator; Described electrostatic generator is connected by wire with described spray gun; Described electrostatic generator is electrically connected with described control system.
6. a control method for reciprocating engine paint finishing any one of the claims 1 to 5, is characterized in that: comprise the following steps:
Gather the vehicle information that production line is some, and by the equal input control system of some described vehicle information; And for the corresponding spray parameters of each vehicle information setting, described control system is by corresponding for spray parameters described in each a corresponding voltage output value;
System starts, and after detection system detects the vehicle carried by conveying device, described detection system sends detection signal to described control system;
Compare with all described vehicle information after described control system receives described detection signal, if described detection signal and one of them vehicle information match, then described control system using this vehicle information as current control vehicle information;
Described current control vehicle information is passed to reciprocating engine by described control system, described reciprocating engine according to the action of described current control vehicle information adjustment reciprocating engine on reciprocating engine orbit, and is determined the action of spray gun on described reciprocating engine and controls opening or closing of described spray gun;
The voltage output value corresponding with described current control vehicle information is passed to electric Proportion valve and electrostatic generator by described control system;
Described electric Proportion valve is according to the pressure of described voltage output value adjustment compressed air feedway; Described electric Proportion valve is according to the opening of described voltage output value adjustment coating pressure regulator and pressure;
Described electrostatic generator is according to described voltage output value adjustment electrostatic field force.
7. the control method of reciprocating engine paint finishing according to claim 6, is characterized in that: described spray parameters comprises gun slot coating sectorial area, coating condensation rate and coating flow.
8. the control method of reciprocating engine paint finishing according to claim 6, it is characterized in that: compare with all described vehicle information after described control system receives described detection signal, if when described detection signal and arbitrary described vehicle information all do not meet, then to the supplementary vehicle information that described control system input is corresponding with described detection signal, and supplement spray parameters accordingly for described supplementary vehicle information setting, and determine the supplementary voltage output value corresponding with described supplementary spray parameters; Described supplementary vehicle information is current control vehicle information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610118587.5A CN105499032A (en) | 2016-03-02 | 2016-03-02 | Reciprocator spraying system and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610118587.5A CN105499032A (en) | 2016-03-02 | 2016-03-02 | Reciprocator spraying system and control method |
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| CN105499032A true CN105499032A (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610118587.5A Pending CN105499032A (en) | 2016-03-02 | 2016-03-02 | Reciprocator spraying system and control method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106319426A (en) * | 2016-08-26 | 2017-01-11 | 新兴铸管股份有限公司 | Starting-stopping control system and method used for spray guns of zinc-spraying machine |
| CN111471952A (en) * | 2019-12-29 | 2020-07-31 | 石河子大学 | Multi-atomization high-speed electric arc spraying system |
| CN111822172A (en) * | 2020-07-23 | 2020-10-27 | 广船国际有限公司 | Spraying equipment and using method thereof |
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| CN103949380A (en) * | 2014-04-25 | 2014-07-30 | 重庆同乘工程咨询设计有限责任公司 | Implementation method for mixed routing production of different types of vehicles in vehicle coating line |
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Patent Citations (6)
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| US3279421A (en) * | 1962-04-03 | 1966-10-18 | Ransburg Electro Coating Corp | Electrostatic spray coating systems |
| GB1332234A (en) * | 1970-02-14 | 1973-10-03 | Ransburg Gmbh | Methods of and apparatus for coating surfaces |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106319426A (en) * | 2016-08-26 | 2017-01-11 | 新兴铸管股份有限公司 | Starting-stopping control system and method used for spray guns of zinc-spraying machine |
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| CN111471952A (en) * | 2019-12-29 | 2020-07-31 | 石河子大学 | Multi-atomization high-speed electric arc spraying system |
| CN111822172A (en) * | 2020-07-23 | 2020-10-27 | 广船国际有限公司 | Spraying equipment and using method thereof |
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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: Anhui Jianghuai Automotive Co., Ltd. |
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Application publication date: 20160420 |