CN104233176A - Supersonic flame spraying system - Google Patents

Supersonic flame spraying system Download PDF

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Publication number
CN104233176A
CN104233176A CN201410465158.6A CN201410465158A CN104233176A CN 104233176 A CN104233176 A CN 104233176A CN 201410465158 A CN201410465158 A CN 201410465158A CN 104233176 A CN104233176 A CN 104233176A
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electric power
forceful electric
power terminal
terminal
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CN104233176B (en
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程敬卿
薛卫昌
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Wuhu Dinghan Remanufacturing Technology Co Ltd
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Wuhu Dinghan Remanufacturing Technology Co Ltd
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Abstract

The invention relates to a supersonic flame spraying system. The supersonic flame spraying system comprises a control cabinet, an execution system, a control circuit, a group of tanks, a cooling water machine, a powder feeder and a spraying gun, wherein a display interface is arranged at the upper side of the front end of the control cabinet, and a control interface is arranged at the lower side of the front end of the control cabinet; the execution system is arranged at the upper part inside the control cabinet, and the control circuit is arranged at the lower part inside the control cabinet; the group of tanks is connected with the execution system by virtue of pipelines, the cooling water machine is connected with the spraying gun by virtue of a pipeline, one side of the powder feeder is connected with the execution system by virtue of a pipeline, the other side of the powder feeder is connected with the spraying gun by virtue of a pipeline, and the spraying gun is connected with the execution system by virtue of a pipeline. The supersonic flame spraying system has the advantages of reasonable structural design, easiness in operation and control and high safety performance, automation degree is high, manpower is saved, hydrogen is effectively prevented from refluxing, and personal safety of an operator is guaranteed.

Description

A kind of hypersonic flame spraying system
Technical field
The present invention relates to technical field of hot, specifically a kind of hypersonic flame spraying system.
Background technology
Hypersonic flame spraying comprises supersonic oxygen flame plating and supersonic air flame plating two kinds.In existing installation, thermal source has flame, plasma, electric arc etc. several, and working gas or working liquid are also different, but all adopts Laval nozzle or uniform cross section nozzle two kinds of modes to obtain supersonic speed.If hypersonic flame spraying utilizes combustible gas if hydrogen, propane or propylene or liquid fuel are as aviation kerosene etc. and oxygen mix, at combustor ignition, the gas of violent expansion is subject to the constraint of nozzle to form supersonic speed thermal-flame stream, powder along axle center, combustion chamber by rare gas element as nitrogen is sent into, be subject to Heating and acceleration and spray.
Hypersonic flame spraying is also known as doing high-velocity oxy-fuel spraying, the content of hypersonic flame spraying is: oxygen and fuel are sprayed into combustion chamber with high speed, high pressure, the high speed expanded gas flow of more than the high temperature of 2727 DEG C and 7 times of velocities of sound is produced after burning, combustion pressure can reach 820 kPas, dusty spray is sent in this air-flow, powder particle is heated and is accelerated to be ejected on matrix, obtains high-quality coating.Due to its excellent performance, technology improvement and can the widening of spray material, hypersonic flame spraying obtains more and more wider application.
Although hypersonic flame spraying has many advantages, also Shortcomings part.The variable related in hypersonic flame spraying system is more, and Controlling System is complicated, and once Controlling System occurs that controlling fault not only may damage spraying equipment itself, more likely causes being sprayed workpiece and occurs quality problems.Current hypersonic flame spraying is all make ignition dope with pure oxygen substantially, and oxygen depletion is large.Such as: make the supersonic spray gun oxygen-consumption of fuel more than 3 bottles/h with propane, propylene etc., spraying materials are difficult to be effectively controlled and compress, and spraying cost is higher.Also usually unreasonablely gun barrel latch up phenomenon is caused because spray parameters is arranged in hypersonic flame spraying process, large molten drop phenomenon is there is in spraying process in gun barrel blocking by directly causing, have a strong impact on coating quality, therefore, if the feed rate of each spraying materials effectively can not be allocated, the spraying process of accurate control paint finishing, will be unfavorable for the popularization of hypersonic flame spraying technology.
Simultaneously, the unreasonable safety performance that causes that existing hypersonic flame spraying connects due to circuit design, installation is relatively low, and the modification scope of gas flow or powder feeding flow is limited, classification regulation and control can not be realized, trouble is brought to the adjustment of operator, time spent by adjustment is poor, and operation efficiency is lower.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of hypersonic flame spraying system.
The present invention solves its technical problem and realizes by the following technical solutions:
A kind of hypersonic flame spraying system, comprise housing, executive system, pilot circuit, tank group, cooling-water machine, powder feeder and spray gun, described upper side position place, housing front end is provided with display interface, and lower position place, housing front end is provided with control inerface; Described executive system is positioned at the top of housing inside, and pilot circuit is positioned at the below of housing inside; Described tank group is connected by pipeline with between executive system, be connected by pipeline between cooling-water machine with spray gun, powder feeder side is connected with executive system by pipeline, and powder feeder opposite side is connected with spray gun by pipeline, is connected between spray gun with executive system by pipeline.
Described executive system comprises the first transfer passage, the second transfer passage, the 3rd transfer passage, the 4th transfer passage and the 5th transfer passage, described first transfer passage, the second transfer passage, the 5th transfer passage are received on spray gun respectively, and described 4th transfer passage is received on spray gun after receiving and the 3rd transfer passage forming main gas passage.First transfer passage is in order to supplying nitrogen, and the second transfer passage is in order to delivering oxygen, the 3rd transfer passage in order to delivering propane, and the 4th transfer passage is in order to carry hydrogen, and the 5th transfer passage is in order to carry air; When lighting a fire, the 4th transfer passage is opened, and the first transfer passage, the second transfer passage, the 3rd transfer passage, the 5th transfer passage are closed, and utilize hydrogen to be delivered on spray gun and light a fire; To be fired complete after, the 4th transfer passage close, the first transfer passage, the second transfer passage, the 3rd transfer passage, the 5th transfer passage are opened, and can carry out hypersonic flame spraying processing.
Described first transfer passage comprises an air inlet port, No. two air outlet, powder feeder, magnetic valve, No. four pressure controllers, a described air inlet port is connected by the input terminus of pipeline with a magnetic valve, the output terminal of a described magnetic valve is connected with No. two air outlet by pipeline, described No. two air outlet are connected with the entrance of powder feeder by pipeline, the outlet siphunculus road of described powder feeder is received on spray gun, and described No. four pressure controllers are connected between an air inlet port and the input terminus of a magnetic valve by pipeline.Nitrogen enters in the first transfer passage from an air inlet port, then the break-make of a solenoid control nitrogen is utilized, the nitrogen exported under a magnetic valve open mode enters into powder feeder through No. two air outlet, and then drive powder to be transported to together on spray gun, to meet the demand of spray process.
Described second transfer passage comprises No. two air inlet ports, an air outlet, a valve group, a tensimeter, a pressure controller, a needle-valve and a under meter, described No. two air inlet ports are connected by the input terminus of pipeline with a valve group, the output terminal of a described valve group is connected with a needle-valve, a described needle-valve is connected with a under meter by pipeline, a described under meter is received in an air outlet by pipeline, a described air outlet is received on spray gun by pipeline, a described tensimeter, a pressure controller is linked in a valve group respectively by pipeline.Oxygen enters in the second transfer passage from No. two air inlet ports, then the conveying scope of oxygen flow is changed through a valve group, achieve the multistage adjustment of oxygen flow, to improve actual adjustment efficiency, it is convenient that manipulation for operator provides, and utilize the pressure of a tensimeter, a pressure controller detection oxygen, the observation of handled easily personnel, then oxygen is through a needle-valve adjust flux, and after a under meter display translation flow, be delivered to spray gun from an air outlet.
Described 5th transfer passage comprises No. five air inlet ports, No. four air outlet, No. three valve groups, No. three tensimeters and No. three pressure controllers, described No. five air inlet ports are connected by the input terminus of pipeline with No. three valve groups, the output terminal of described No. three valve groups is connected with No. four air outlet by pipeline, described No. four air outlet are received on spray gun by pipeline, and described No. three tensimeters and No. three pressure controllers are received in No. three valve groups respectively by pipeline.Air enters in the 5th transfer passage from No. five air inlet ports, and access is transported in No. three valve groups, to change the conveying scope of air flow quantity, achieves the multistage adjustment of air flow quantity, and to improve actual adjustment efficiency, it is convenient that the manipulation for operator provides; Utilize No. three tensimeters and No. three pressure controllers to detect the pressure of air with the observation of handled easily personnel, the air after No. three valve group regulation and control is transported to spray gun from No. four air outlet.
Described 3rd transfer passage comprises No. three air inlet ports, No. three air outlet, No. two valve groups, No. two tensimeters, No. two pressure controllers, No. two needle-valves, No. two under meters and shuttle valve, described No. three air inlet ports are connected by the input terminus of pipeline with No. two valve groups, the output terminal of described No. two valve groups is connected with No. two needle-valves by pipeline, described No. two needle-valves are connected with No. two under meters by pipeline, described No. two under meters are received on the input terminus of shuttle valve by pipeline, the output terminal of described shuttle valve is received in No. three air outlet by pipeline, described No. three air outlet are received on spray gun by pipeline, described No. two tensimeters, No. two pressure controllers are received in No. two valve groups respectively by pipeline.Propane enters in the 3rd transfer passage from No. three air inlet ports, utilizes No. two valve groups to carry out classification regulation and control to propane, and to improve actual adjustment efficiency, it is convenient that the manipulation for operator provides; Utilize No. two tensimeters, the pressure of No. two pressure controllers to propane monitors; Enter into No. two needle-valves from the propane of No. two valve groups outputs and carry out Flow-rate adjustment, flux values is presented on No. two under meters, and then delivery of propane is in shuttle valve, is transported on spray gun finally by No. three air outlet.
Described 4th transfer passage comprises No. four air inlet ports, throttling valve, check valve and No. two magnetic valves, described No. four air inlet ports are connected by the input terminus of pipeline with No. two magnetic valves, the output terminal of described No. two magnetic valves is received on the entrance of check valve by pipeline, the outlet of described check valve is received on throttling valve by pipeline, and described throttling valve is received on the input terminus of shuttle valve by pipeline.Hydrogen enters in the 4th transfer passage from No. four air inlet ports, utilizes the break-make of No. two solenoid control hydrogen, and the security incident adopting check valve to prevent the backflow of hydrogen and cause, improve the security of equipment; By the output flow of the adjustable hydrogen of throttling valve, after the hydrogen after overregulating enters into shuttle valve, can be transported to spray gun from No. three air outlet, in order to igniting.
The principle of work of shuttle valve is: shuttle valve is the structure of two input one output types, shuttle valve two input terminuss all can be identical with the output terminal of shuttle valve, any one in two input terminuss has signal to input, output terminal can export, if two input terminuss have signal to input, then first have the input terminus of signal or signal pressure high input terminus conveying gas can export from output terminal, another input terminus is then plugged, only have when all no signal inputs two input terminuss, output terminal just no signal exports.
A described valve group, No. two valve groups and No. three valve groups are multistage output type valve group, thus the multistage flow achieving oxygen, propane and air exports, and the adjustment for operator provides conveniently.
Described pilot circuit comprises programmable logic controller, number connect test module, Main Circuit, light current terminal group, forceful electric power terminal group, alarm module, motor execution module and switches set.
Live wire is had in described Main Circuit, zero line and rectifier, described live wire is provided with live wire switch successively, first limiting protector, second suddenly stops rly. forceful electric power end and the 23 rly. forceful electric power terminal, described zero line is provided with zero line switch successively, 3rd suddenly stops rly. forceful electric power end, 24 rly. forceful electric power terminal, described 23 rly. forceful electric power terminal is all connected with rectifier with the 24 rly. forceful electric power terminal, the output terminal of described rectifier is connected with a motor, the described second anxious positive pole stopping rly. forceful electric power end is connected to the fan for lowering the temperature for circuit card, the negative pole of described fan is connected on the 3rd and suddenly stops on the negative pole of rly. forceful electric power end, the positive pole of described fan is also connected to the first anxious rly. forceful electric power end that stops successively and stops lamp with anxious, the negative pole that described urgency stops lamp is connected on the negative pole of fan.
The first rly. light current terminal is provided with in described light current terminal group, second rly. light current terminal, 3rd rly. light current terminal, 4th rly. light current terminal, 5th rly. light current terminal, 6th rly. light current terminal, 7th rly. light current terminal, 8th rly. light current terminal, 9th rly. light current terminal, tenth rly. light current terminal, 11 rly. light current terminal, 12 rly. light current terminal, 13 rly. light current terminal and the 14 rly. light current terminal, in light current terminal group, the negative pole of each rly. light current end is connected to the 3rd anxious positive pole stopping rly. forceful electric power end respectively, the negative pole of forceful electric power terminal group, the negative pole of motor execution module and the negative pole of alarm module, described 3rd anxious just very light current terminal group of stopping rly. forceful electric power end, the current output terminal of motor execution module and alarm module, each rly. light current end in described light current terminal group controls rly. forceful electric power end corresponding in forceful electric power terminal group respectively.
Be provided with for realizing the anxious turn switch stopped in described switches set, for a normally opened contact switch of arrestment, for opening No. two normally opened contact switches of purification gun barrel pattern, for opening No. three normally opened contact switches of high frequency induction spraying pattern, for No. four normally opened contact switches of starting outfit, for connecting No. five normally opened contact switches of spraying circuit, for connecting No. six normally opened contact switches of powder conveying pipe, for regulating No. two turn switches of test pattern, for regulating No. three turn switches of propane feed rate, for regulating No. four turn switches of oxygen feed rate, for regulating No. five turn switches of nitrogen gas supply amount, for regulating No. six turn switches of air feed rate, hydraulic pressure sensor positive terminal and hydraulic pressure sensor negative terminals.
The CPU of described programmable logic controller is the CPU224 of siemens, and the L1 pin of programmable logic controller is connected on the positive pole of fan, and the N pin of programmable logic controller is connected on the negative pole of fan, the 1L of programmable logic controller, 2L, the 1L pin of 3L pin and number connect test module is all connected on the positive pole of the 23 rly. forceful electric power terminal, the Q0.0 pin of programmable logic controller, Q0.1 pin, Q0.2 pin, Q0.3 pin, Q0.4 pin, Q0.5 pin, Q0.6 pin, Q0.7 pin, Q1.0 pin, Q1.1 pin is connected respectively at the first rly. light current terminal, second rly. light current terminal, 3rd rly. light current terminal, 4th rly. light current terminal, 5th rly. light current terminal, 6th rly. light current terminal, 7th rly. light current terminal, 8th rly. light current terminal, on 9th rly. light current terminal and the tenth rly. light current terminal, the I0.0 pin of described programmable logic controller, I0.1 pin, I0.2 pin, I0.3 pin, I0.4 pin, I0.5 pin, I0.6 pin, I0.7 pin, I1.0 pin, I1.1 pin, I1.2 pin, I1.3 pin, I1.4 pin is connected respectively at a turn switch, a normally opened contact switch, No. two normally opened contact switches, No. three normally opened contact switches, No. four normally opened contact switches, No. five normally opened contact switches, No. six normally opened contact switches, No. two turn switches, No. three turn switches, No. four turn switches, No. five turn switches, No. six turn switches, in hydraulic pressure sensor negative terminals, during work, described hydraulic pressure sensor positive terminal is connected hydraulic pressure sensor with hydraulic pressure sensor negative terminals, the L+ pin of described hydraulic pressure sensor positive terminal and programmable logic controller, the L+ pin of number connect test module all communicates.
Described alarm module comprises the first warning light, the second warning light, the 3rd warning light and hummer.
Described number connect test module is the EM222 of siemens, EM222 number connect test module, can simply expand SM7-200 series CPU with digital quantity input/output point, make PLC have extended capability flexibly, the Q0 pin of number connect test module, Q1 pin, Q2 pin, Q3 pin is connected respectively at the 11 rly. light current terminal, 12 rly. light current terminal, 13 rly. light current terminal, on 14 rly. light current terminal, the Q4 pin of number connect test module, Q5 pin, Q6 pin, Q7 pin is connected respectively the positive pole at hummer, the positive pole of the first warning light, the positive pole of the second warning light, on the positive pole of the 3rd warning light, the L+ pin of number connect test module is connected on the L+ pin of programmable logic controller and the positive pole of switches set simultaneously, the M pin of number connect test module simultaneously with the M pin of programmable logic controller, 1M pin, 2M pin is connected, the M pin of described number connect test module is also connected with and suddenly stops rly. light current terminal M0, the other end that described urgency stops rly. light current terminal is connected on the I0.0 pin of programmable logic controller, and the 2L pin of described number connect test module is connected to the positive pole of the 23 rly. forceful electric power terminal.
The positive pole of described forceful electric power terminal group is connected to the positive pole of the 23 rly. forceful electric power terminal, comprises the first forceful electric power terminal grouping, the second forceful electric power terminal grouping, three strongest ones' electric terminal grouping, top four's electric terminal and the 5th forceful electric power terminal in forceful electric power terminal group.
The first rly. forceful electric power terminal is parallel with in described first forceful electric power terminal grouping, second rly. forceful electric power terminal, 3rd rly. forceful electric power terminal, 4th rly. forceful electric power terminal, 5th rly. forceful electric power terminal, described first rly. forceful electric power terminal, second rly. forceful electric power terminal, 3rd rly. forceful electric power terminal, 4th rly. forceful electric power terminal, 5th rly. forceful electric power terminal respectively correspondence is in series with the first magnetic valve, second magnetic valve, 3rd magnetic valve, 4th magnetic valve, 5th magnetic valve, first rly. forceful electric power terminal, second rly. forceful electric power terminal, 3rd rly. forceful electric power terminal, 4th rly. forceful electric power terminal, 5th rly. forceful electric power terminal corresponds to the first rly. light current terminal respectively, second rly. light current terminal, 3rd rly. light current terminal, 4th rly. light current terminal, the forceful electric power terminal of the 5th rly. light current terminal.
The 6th rly. forceful electric power terminal is parallel with in described second forceful electric power terminal grouping, 7th rly. forceful electric power terminal, 8th rly. forceful electric power terminal, 9th rly. forceful electric power terminal, described 6th rly. forceful electric power terminal, 7th rly. forceful electric power terminal, 8th rly. forceful electric power terminal, 9th rly. forceful electric power terminal respectively correspondence is in series with the 6th magnetic valve, 7th magnetic valve, 8th magnetic valve, 9th magnetic valve, 6th rly. forceful electric power terminal, 7th rly. forceful electric power terminal, 8th rly. forceful electric power terminal, 9th rly. forceful electric power terminal corresponds to the 6th rly. light current terminal respectively, 7th rly. light current terminal, 8th rly. light current terminal, the forceful electric power terminal of the 9th rly. light current terminal.
The tenth rly. forceful electric power terminal is parallel with in the electric terminal grouping of described three strongest ones, 11 rly. forceful electric power terminal, 12 rly. forceful electric power terminal, 13 rly. forceful electric power terminal, 14 rly. forceful electric power terminal, described tenth rly. forceful electric power terminal, 11 rly. forceful electric power terminal, 12 rly. forceful electric power terminal, 13 rly. forceful electric power terminal, 14 rly. forceful electric power terminal respectively correspondence is in series with the tenth magnetic valve, 11 magnetic valve, 12 magnetic valve, 13 magnetic valve, 14 magnetic valve, tenth rly. forceful electric power terminal, 11 rly. forceful electric power terminal, 12 rly. forceful electric power terminal, 13 rly. forceful electric power terminal, 14 rly. forceful electric power terminal corresponds to the tenth rly. light current terminal respectively, 11 rly. light current terminal, 12 rly. light current terminal, 13 rly. light current terminal, the forceful electric power terminal of the 14 rly. light current terminal.
The 15 rly. forceful electric power terminal and the 15 magnetic valve of series connection is provided with in described top four electric terminal.
The 16 rly. forceful electric power terminal and the 16 magnetic valve of series connection is provided with in described 5th forceful electric power terminal.
Valve group in described first forceful electric power terminal grouping is air flow control valve group, valve group in described second forceful electric power terminal grouping is propane flowrate control valve group, valve group in the electric terminal grouping of described three strongest ones is oxygen flux control valve group, described 15 magnetic valve is nitrogen flow control valve, and described 16 magnetic valve is hydrogen flowing quantity control valve.
No. two motors and No. three motors are provided with in described motor execution module, the positive pole of described No. two motors is connected to the 17 rly. forceful electric power terminal, the other end of described 17 rly. forceful electric power terminal is connected on the positive pole of the 23 rly. forceful electric power terminal, the negative pole of described No. two motors is connected to the 18 rly. forceful electric power terminal, the other end of described 18 rly. forceful electric power terminal is connected on the negative pole of the 24 rly. forceful electric power terminal, described 17 rly. forceful electric power terminal and the 18 rly. forceful electric power terminal link, just to connect No. two motors simultaneously, negative pole is powered, the positive pole of described No. three motors is connected to the 19 rly. forceful electric power terminal, the other end of described 19 rly. forceful electric power terminal is connected on the positive pole of the 23 rly. forceful electric power terminal, the negative pole of described No. three motors is connected to the 20 rly. forceful electric power terminal, the other end of described 20 rly. forceful electric power terminal is connected to the second limiting protector, the other end of described second limiting protector is connected to the negative pole of the 24 rly. forceful electric power terminal, described 19 rly. forceful electric power terminal and the 20 rly. forceful electric power terminal also link.
A described motor, No. two motors, No. three motors correspond to lighter for ignition respectively and control motor, cooling pump control motor, powder feeder control motor.
The invention has the beneficial effects as follows:
(1) the present invention has reasonable in design, manipulates convenient and safety performance advantages of higher, and level of automation is higher, saves manpower, effectively prevents hydrogen to reflux, and ensure that the personnel safety of operator; Can realize gas or powder feeding flow classification regulation and control, such gas or powder feeding flow can adjust fast, and realize the multistage leap adjustment of flow, improve the efficiency of operation, the use for operator provides convenient greatly.
(2) present invention employs parallel valve group, by gas distribution, and the mode controlled separately, avoid the conventional flow of needle-valve to each gas in prior art to adjust, gas flow has the situation of larger floatability, controls accurately to the overall air demand of valve group, in prior art in order to ensure that coating quality often carries out raw material glut, usually wasting phenomenon is optimized, can be significantly cost-saving.
(3) the present invention is provided with knob emergency stop switch, person's clear view easy to use, easily avoid mishandle, and be provided with on emergency stop switch and anxious stop rly. light current terminal, correspond to the anxious rly. light current terminal that stops on Main Circuit, be provided with that first suddenly stops rly. forceful electric power terminal, the second anxious rly. forceful electric power terminal and the 3rd that stops suddenly stops rly. forceful electric power terminal, when emergency stop switch action, device powers down, out of service, but Main Circuit is still powered to programmable logic controller, guarantee system can be restarted at any time, and humanization designing is easy to use.
(4) be provided with sound, light dual-alarm device in alarm module of the present invention, when breaking down, user of service can Timeliness coverage.
(5) lighter for ignition of the present invention controls the rearmost end that motor is positioned at Main Circuit, when the equipment anxious stopping time, lighter for ignition can not direct ignition, only have when equipment is restarted, the second anxious rly. forceful electric power terminal and the 3rd that stops suddenly stops rly. forceful electric power terminal and reconnects, lighter for ignition could use, and ensure that use safety, prevents mishandle.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is front view of the present invention;
Fig. 2 is part sectioned view of the present invention;
Fig. 3 is fundamental diagram of the present invention;
Fig. 4 is that valve block structure of the present invention arranges schematic diagram;
Fig. 5 is integrated circuit figure of the present invention.
Embodiment
The technique means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, a kind of hypersonic flame spraying system, comprise housing 31, executive system 32, pilot circuit 33, tank group 34, cooling-water machine 35, powder feeder 36 and spray gun 7, described upper side position place, housing 31 front end is provided with display interface 311, and lower position place, housing 31 front end is provided with control inerface 312; Described executive system 32 is positioned at the top of housing 31 inside, and pilot circuit 33 is positioned at the below of housing 31 inside; Described tank group 34 is connected by pipeline with between executive system 32, be connected by pipeline between cooling-water machine 35 with spray gun 7, powder feeder 36 side is connected with executive system 32 by pipeline, powder feeder 36 opposite side is connected with spray gun 7 by pipeline, is connected between spray gun 7 with executive system 32 by pipeline.
Described executive system 32 comprises the first transfer passage, the second transfer passage, the 3rd transfer passage, the 4th transfer passage and the 5th transfer passage, described first transfer passage, the second transfer passage, the 5th transfer passage are received on spray gun 7 respectively, and described 4th transfer passage is received on spray gun 7 after receiving and the 3rd transfer passage forming main gas passage.First transfer passage is in order to supplying nitrogen, and the second transfer passage is in order to delivering oxygen, the 3rd transfer passage in order to delivering propane, and the 4th transfer passage is in order to carry hydrogen, and the 5th transfer passage is in order to carry air; When lighting a fire, the 4th transfer passage is opened, and the first transfer passage, the second transfer passage, the 3rd transfer passage, the 5th transfer passage are closed, and utilize hydrogen to be delivered on spray gun 7 and light a fire; To be fired complete after, the 4th transfer passage close, the first transfer passage, the second transfer passage, the 3rd transfer passage, the 5th transfer passage are opened, and can carry out hypersonic flame spraying processing.
Described first transfer passage comprises an air inlet port one, No. two air outlet 4, powder feeder 5, a magnetic valve 12, No. four pressure controllers 30, a described air inlet port one is connected by the input terminus of pipeline with a magnetic valve 12, the output terminal of a described magnetic valve 12 is connected with No. two air outlet 4 by pipeline, described No. two air outlet 4 are connected by the entrance of pipeline with powder feeder 5, the outlet siphunculus road of described powder feeder 5 is received on spray gun 7, described No. four pressure controllers 30 are connected between an air inlet port one and the input terminus of a magnetic valve 12 by pipeline.Nitrogen enters in the first transfer passage from an air inlet port one, then a magnetic valve 12 is utilized to control the break-make of nitrogen, the nitrogen exported under magnetic valve 12 open mode enters into powder feeder 5 through No. two air outlet 4, and then drive powder to be transported on spray gun 7 together, to meet the demand of spray process.
Described second transfer passage comprises No. two air inlet ports 2, an air outlet 3, a valve group 13, a tensimeter 14, a pressure controller 15, a needle-valve 16 and a under meter 17, described No. two air inlet ports 2 are connected by the input terminus of pipeline with a valve group 13, the output terminal of a described valve group 13 is connected with a needle-valve 16, a described needle-valve 16 is connected with a under meter 17 by pipeline, a described under meter 17 is received in an air outlet 3 by pipeline, a described air outlet 3 is received on spray gun 7 by pipeline, a described tensimeter 14, a pressure controller 15 is linked in a valve group 13 respectively by pipeline.Oxygen enters in the second transfer passage from No. two air inlet ports 2, then the conveying scope of oxygen flow is changed through a valve group 13, achieve the multistage adjustment of oxygen flow, to improve actual adjustment efficiency, it is convenient that manipulation for operator provides, and utilize a tensimeter 14, pressure controller 15 to detect the pressure of oxygen, the observation of handled easily personnel, then oxygen is through needle-valve 16 adjust flux, and after a under meter 17 display translation flow, be delivered to spray gun 7 from an air outlet 3.
Described 5th transfer passage comprises No. five air inlet ports 10, No. four air outlet 11, No. three valve groups 27, No. three tensimeters 28 and No. three pressure controllers 29, described No. five air inlet ports 10 are connected by the input terminus of pipeline with No. three valve groups 27, the output terminal of described No. three valve groups 27 is connected with No. four air outlet 11 by pipeline, described No. four air outlet 11 are received on spray gun 7 by pipeline, and described No. three tensimeters 28 and No. three pressure controllers 29 are received in No. three valve groups 27 respectively by pipeline.Air enters in the 5th transfer passage from No. five air inlet ports 10, access is transported in No. three valve groups 27, to change the conveying scope of air flow quantity, achieves the multistage adjustment of air flow quantity, to improve actual adjustment efficiency, it is convenient that the manipulation for operator provides; Utilize No. three tensimeters 28 and No. three pressure controllers 29 to detect the pressure of air with the observation of handled easily personnel, the air after No. three valve groups 27 regulate and control is transported to spray gun 7 from No. four air outlet 11.
Described 3rd transfer passage comprises No. three air inlet ports 6, No. three air outlet 8, No. two valve groups 18, No. two tensimeters 19, No. two pressure controllers 20, No. two needle-valves 21, No. two under meters 22 and shuttle valve 23, described No. three air inlet ports 6 are connected by the input terminus of pipeline with No. two valve groups 18, the output terminal of described No. two valve groups 18 is connected with No. two needle-valves 21 by pipeline, described No. two needle-valves 21 are connected with No. two under meters 22 by pipeline, described No. two under meters 22 are received by pipeline on the input terminus of shuttle valve 23, the output terminal of described shuttle valve 23 is received in No. three air outlet 8 by pipeline, described No. three air outlet 8 are received on spray gun 7 by pipeline, described No. two tensimeters 19, No. two pressure controllers 20 are received in No. two valve groups 18 respectively by pipeline.Propane enters in the 3rd transfer passage from No. three air inlet ports 6, utilizes No. two valve groups 18 pairs of propane to carry out classification regulation and control, and to improve actual adjustment efficiency, it is convenient that the manipulation for operator provides; The pressure of No. two tensimeters 19, No. two pressure controllers 20 pairs of propane is utilized to monitor; Enter into No. two needle-valves 21 from the propane of No. two valve groups 18 outputs and carry out Flow-rate adjustment, flux values is presented on No. two under meters 22, and then delivery of propane is in shuttle valve 23, is transported on spray gun 7 finally by No. three air outlet 8.
Described 4th transfer passage comprises No. four air inlet ports 9, throttling valve 24, check valve 25 and No. two magnetic valves 26, described No. four air inlet ports 9 are connected by the input terminus of pipeline with No. two magnetic valves 26, the output terminal of described No. two magnetic valves 26 is received by pipeline on the entrance of check valve 25, the outlet of described check valve 25 is received on throttling valve 24 by pipeline, and described throttling valve 24 is received on the input terminus of shuttle valve 23 by pipeline.Hydrogen enters in the 4th transfer passage from No. four air inlet ports 9, utilizes No. two magnetic valves 26 to control the break-make of hydrogen, and the security incident adopting check valve 25 to prevent the backflow of hydrogen and cause, improve the security of equipment; By the output flow of the adjustable hydrogen of throttling valve 24, after the hydrogen after overregulating enters into shuttle valve 23, can be transported to spray gun 7 from No. three air outlet 8, in order to igniting.
The principle of work of shuttle valve 23 is: shuttle valve 23 is the structure of two input one output types, shuttle valve 23 two input terminuss all can be identical with the output terminal of shuttle valve 23, any one in two input terminuss has signal to input, output terminal can export, if two input terminuss have signal to input, then first have the input terminus of signal or signal pressure high input terminus conveying gas can export from output terminal, another input terminus is then plugged, only have when all no signal inputs two input terminuss, output terminal just no signal exports.Like this, propane and hydrogen then only have a kind of gas can export from the output terminal of shuttle valve 23, ensure that the effect of supersonic spray coating, simplify pipeline, reduce the cost of manufacture, simplify manipulative procedure.
A described valve group 13, No. two valve groups 18 and No. three valve groups 27 are multistage output type valve group, thus the multistage flow achieving oxygen, propane and air exports, and the adjustment for operator provides conveniently.
Before work, first by nitrogen pot, oxygen canister, propane container, air vessel respectively correspondence receive on an air inlet port one, No. two air inlet ports 2, No. three air inlet ports 6, No. four air inlet ports 9, No. five air inlet ports 10, can use after circuit has connected.During work, first light a fire, an i.e. magnetic valve 12, valve group 13, No. two valve groups 18, No. three valve group 27 Close Alls, No. two magnetic valves 26 are opened, hydrogen then enters from No. four air inlet ports 9, pushes check valve 25 open, utilizes throttling valve 24 to regulate the flow of hydrogen, hydrogen enters into spray gun 7 from shuttle valve 23, can light a fire; To be fired complete after, No. two magnetic valves 26 cut out, a magnetic valve 12, valve group 13, No. two valve groups 18, No. three valve groups 27 are all opened, wherein, nitrogen enters from an air inlet port one, utilize No. four pressure controllers 30 to detect nitrogen pressure, then nitrogen is injected in powder feeder 5 from No. two air outlet 4, is transported on spray gun 7 together with powder; Oxygen injects from No. two air inlet ports 2, after entering into a valve group 13, utilizes a valve group 13 to change the output area of oxygen flow, and oxygen is successively injected on spray gun 7 through a needle-valve 16 and a under meter 17 again; Propane injects from No. three air inlet ports 6, changes the output area of propane flow through No. two valve groups 18, is more successively injected on spray gun 7 through No. two needle-valves 21, No. two under meters 22, shuttle valve 23 and No. three air outlet 8; Air injects from No. five air inlet ports 10, changes the output area of air flow quantity through No. three valve groups 27, then is injected on spray gun 7 through No. four air outlet 11, can carry out hypersonic flame spraying processing.
Described pilot circuit comprises programmable logic controller 37, number connect test module 38, Main Circuit 39, light current terminal group 40, forceful electric power terminal group 41, alarm module 42, motor execution module 43 and switches set 44.
Live wire is had in described Main Circuit 39, zero line and rectifier 4d, described live wire is provided with successively live wire switch Q1, first limiting protector FR1, second suddenly stops rly. forceful electric power terminal KM2 and the 23 rly. forceful electric power terminal C23, described zero line is provided with successively zero line switch Q2, 3rd suddenly stops rly. forceful electric power terminal KM3, 24 rly. forceful electric power terminal C24, described 23 rly. forceful electric power terminal C23 is all connected with rectifier 4d with the 24 rly. forceful electric power terminal C24, the output terminal of described rectifier 4d is connected with a motor M 1, the described second anxious positive pole stopping rly. forceful electric power terminal KM2 is connected to the fan 4a for lowering the temperature for circuit card, the negative pole of described fan 4a is connected on the 3rd and suddenly stops on the negative pole of rly. forceful electric power terminal KM3, the positive pole of described fan 4a is also connected to the first anxious rly. forceful electric power terminal KM1 that stops successively and stops lamp L1 with anxious, the negative pole that described urgency stops lamp L1 is connected on the negative pole of fan 4a.
The first rly. light current terminal K1 is provided with in described light current terminal group 40, second rly. light current terminal K2, 3rd rly. light current terminal K3, 4th rly. light current terminal K4, 5th rly. light current terminal K5, 6th rly. light current terminal K6, 7th rly. light current terminal K7, 8th rly. light current terminal K8, 9th rly. light current terminal K9, tenth rly. light current terminal K10, 11 rly. light current terminal K11, 12 rly. light current terminal K12, 13 rly. light current terminal K13 and the 14 rly. light current terminal K14, in light current terminal group 40, the negative pole of each rly. light current end is connected to the 3rd anxious positive pole stopping rly. forceful electric power terminal KM3 respectively, the negative pole of forceful electric power terminal group 41, the negative pole of motor execution module 43 and the negative pole of alarm module 6, the described 3rd anxious just very light current terminal group 40 of stopping rly. forceful electric power terminal KM3, the current output terminal of motor execution module 43 and alarm module 42, each rly. light current end in described light current terminal group 40 controls rly. forceful electric power end corresponding in forceful electric power terminal group 41 respectively.
Be provided with for realizing the anxious turn switch S1 stopped in described switches set 44, for a normally opened contact switch S 2 of arrestment, for opening No. two normally opened contact switch S 3 of purification gun barrel pattern, for opening No. three normally opened contact switch S 4 of high frequency induction spraying pattern, for No. four normally opened contact switch S 5 of starting outfit, for connecting No. five normally opened contact switch S 6 of spraying circuit, for connecting No. six normally opened contact switch S 7 of powder conveying pipe, for regulating No. two turn switch S8 of test pattern, for regulating No. three turn switch S9 of propane feed rate, for regulating No. four turn switch S10 of oxygen feed rate, for regulating No. five turn switch S11 of nitrogen gas supply amount, for regulating No. six turn switch S12 of air feed rate, hydraulic pressure sensor positive terminal 8a and hydraulic pressure sensor negative terminals 8b.
The CPU of described programmable logic controller 37 is the CPU224 of siemens, and the L1 pin of programmable logic controller 37 is connected on the positive pole of fan 4a, and the N pin of programmable logic controller 37 is connected on the negative pole of fan 4a, the 1L of programmable logic controller 37, 2L, the 1L pin of 3L pin and number connect test module 38 is all connected on the positive pole of the 23 rly. forceful electric power terminal C23, the Q0.0 pin of programmable logic controller 37, Q0.1 pin, Q0.2 pin, Q0.3 pin, Q0.4 pin, Q0.5 pin, Q0.6 pin, Q0.7 pin, Q1.0 pin, Q1.1 pin is connected respectively at the first rly. light current terminal K1, second rly. light current terminal K2, 3rd rly. light current terminal K3, 4th rly. light current terminal K4, 5th rly. light current terminal K5, 6th rly. light current terminal K6, 7th rly. light current terminal K7, 8th rly. light current terminal K8, on 9th rly. light current terminal K9 and the tenth rly. light current terminal K10, the I0.0 pin of described programmable logic controller 37, I0.1 pin, I0.2 pin, I0.3 pin, I0.4 pin, I0.5 pin, I0.6 pin, I0.7 pin, I1.0 pin, I1.1 pin, I1.2 pin, I1.3 pin, I1.4 pin is connected respectively at a turn switch S1, a normally opened contact switch S 2, No. two normally opened contact switch S 3, No. three normally opened contact switch S 4, No. four normally opened contact switch S 5, No. five normally opened contact switch S 6, No. six normally opened contact switch S 7, No. two turn switch S8, No. three turn switch S9, No. four turn switch S10, No. five turn switch S11, No. six turn switch S12, on hydraulic pressure sensor negative terminals 8b, during work, described hydraulic pressure sensor positive terminal 8a is connected hydraulic pressure sensor with hydraulic pressure sensor negative terminals 8b, the pressure of described hydraulic pressure sensor to water coolant detects, when the water pressure of cooling water of spray gun 7 is lower than predetermined threshold, I1.4 pin to programmable logic controller 37 is sent high level signal by hydraulic pressure sensor negative terminals 8b, and programmable logic controller 37 controls relevant operation of relay, for improving hydraulic pressure, described hydraulic pressure sensor positive terminal 8a all communicates with the L+ pin of programmable logic controller 37, the L+ pin of number connect test module 2.
Described alarm module 42 comprises the first warning light L2, the second warning light L3, the 3rd warning light L4 and hummer 2a, during work, the L+ pin of number connect test module 38 receives the low hydraulic signal of hydraulic pressure sensor, and then control the first warning light L2 glittering, hummer 2a pipes; In like manner, when air fed valve group place gaseous tension is low, the second warning light L3 is glittering, and hummer 2a pipes; When the valve group place gaseous tension of oxygen gas-supplying is low, the 3rd warning light L4 is glittering, and hummer 2a pipes, thus reports to the police from sound, angular, and when going wrong, operator can understand in time, ensure that work safety.
Described number connect test module 38 is the EM222 of siemens, EM222 number connect test module 38, can simply expand SM7-200 series CPU with digital quantity input/output point, PLC is made to have extended capability flexibly, be convenient to carry out comprehensively to multiple key element, control neatly, the Q0 pin of number connect test module 38, Q1 pin, Q2 pin, Q3 pin is connected respectively at the 11 rly. light current terminal K11, 12 rly. light current terminal K12, 13 rly. light current terminal K13, on 14 rly. light current terminal K14, the Q4 pin of number connect test module 38, Q5 pin, Q6 pin, Q7 pin is connected respectively the positive pole at hummer 2a, the positive pole of the first warning light L2, the positive pole of the second warning light L3, on the positive pole of the 3rd warning light L4, the L+ pin of number connect test module 38 is connected on the L+ pin of programmable logic controller 1 and the positive pole of switches set 44 simultaneously, the M pin of number connect test module 38 simultaneously with the M pin of programmable logic controller 37, 1M pin, 2M pin is connected, the M pin of described number connect test module 38 is also connected with and suddenly stops rly. light current terminal KM0, the other end that described urgency stops rly. light current terminal KM0 is connected on the I0.0 pin of programmable logic controller 1, the 2L pin of described number connect test module 38 is connected to the positive pole of the 23 rly. forceful electric power terminal C23, during work, described urgency stops rly. light current terminal KM0 can action under the triggering of a turn switch S1, described first suddenly stops rly. forceful electric power terminal KM1 work opens often, suddenly stopping to close under the effect of rly. light current terminal KM0, the anxious lamp L1 that stops is glittering simultaneously, realize alarm, described second suddenly stops rly. forceful electric power terminal KM2, 3rd suddenly stops rly. forceful electric power terminal KM3 operationally closes, Main Circuit 4 is disconnected under suddenly stopping the effect of rly. light current terminal KM0, thus realize anxious stopping.
The positive pole of described forceful electric power terminal group 41 is connected to the positive pole of the 23 rly. forceful electric power terminal C23, comprises the first forceful electric power terminal grouping 3a, the second forceful electric power terminal grouping 3b, three strongest ones electric terminal grouping 3c, top four electric terminal 3d and the 5th forceful electric power terminal 3e in forceful electric power terminal group 41.
The first rly. forceful electric power terminal C1 is parallel with in described first forceful electric power terminal grouping 3a, second rly. forceful electric power terminal C2, 3rd rly. forceful electric power terminal C3, 4th rly. forceful electric power terminal C4, 5th rly. forceful electric power terminal C5, described first rly. forceful electric power terminal C1, second rly. forceful electric power terminal C2, 3rd rly. forceful electric power terminal C3, 4th rly. forceful electric power terminal C4, 5th rly. forceful electric power terminal C5 respectively correspondence is in series with the first magnetic valve SV1, second magnetic valve SV2, 3rd magnetic valve SV3, 4th magnetic valve SV4, 5th magnetic valve SV5, the first rly. forceful electric power terminal C1, second rly. forceful electric power terminal C2, 3rd rly. forceful electric power terminal C3, 4th rly. forceful electric power terminal C4, 5th rly. forceful electric power terminal C5 corresponds to the first rly. light current terminal K1 respectively, second rly. light current terminal K2, 3rd rly. light current terminal K3, 4th rly. light current terminal K4, the forceful electric power terminal of the 5th rly. light current terminal K5, during work, described first rly. light current terminal K1, second rly. light current terminal K2, 3rd rly. light current terminal K3, 4th rly. light current terminal K4 and the 5th rly. light current terminal K5 receives the weak electric signal of programmable logic controller 1, then controls forceful electric power terminal on corresponding rly. and disconnects or close, disconnect simultaneously or close with the magnetic valve of corresponding forceful electric power terminal series-shunt.
The 6th rly. forceful electric power terminal C6 is parallel with in described second forceful electric power terminal grouping 3b, 7th rly. forceful electric power terminal C7, 8th rly. forceful electric power terminal C8, 9th rly. forceful electric power terminal C9, described 6th rly. forceful electric power terminal C6, 7th rly. forceful electric power terminal C7, 8th rly. forceful electric power terminal C8, 9th rly. forceful electric power terminal C9 respectively correspondence is in series with the 6th magnetic valve SV6, 7th magnetic valve SV7, 8th magnetic valve SV8, 9th magnetic valve SV9, 6th rly. forceful electric power terminal C6, 7th rly. forceful electric power terminal C7, 8th rly. forceful electric power terminal C8, 9th rly. forceful electric power terminal C9 corresponds to the 6th rly. light current terminal K6 respectively, 7th rly. light current terminal K7, 8th rly. light current terminal K8, the forceful electric power terminal of the 9th rly. light current terminal K9.
The tenth rly. forceful electric power terminal C10 is parallel with in described three strongest ones electric terminal grouping 3c, 11 rly. forceful electric power terminal C11, 12 rly. forceful electric power terminal C12, 13 rly. forceful electric power terminal C13, 14 rly. forceful electric power terminal C14, described tenth rly. forceful electric power terminal C10, 11 rly. forceful electric power terminal C11, 12 rly. forceful electric power terminal C12, 13 rly. forceful electric power terminal C13, 14 rly. forceful electric power terminal C14 respectively correspondence is in series with the tenth magnetic valve SV10, 11 magnetic valve SV11, 12 magnetic valve SV12, 13 magnetic valve SV13, 14 magnetic valve SV14, the tenth rly. forceful electric power terminal C10, 11 rly. forceful electric power terminal C11, 12 rly. forceful electric power terminal C12, 13 rly. forceful electric power terminal C13, 14 rly. forceful electric power terminal C14 corresponds to the tenth rly. light current terminal K10 respectively, 11 rly. light current terminal K11, 12 rly. light current terminal K12, 13 rly. light current terminal K13, the forceful electric power terminal of the 14 rly. light current terminal K14.
The 15 rly. forceful electric power terminal C15 and the 15 magnetic valve SV15 of series connection is provided with in described top four electric terminal 3d.
The 16 rly. forceful electric power terminal C16 and the 16 magnetic valve SV16 of series connection is provided with in described 5th forceful electric power terminal 3e.
Valve group in described first forceful electric power terminal grouping 3a is air flow control valve group, valve group in described second forceful electric power terminal grouping 3b is propane flowrate control valve group, valve group in described three strongest ones electric terminal grouping 3c is oxygen flux control valve group, described 15 magnetic valve SV15 is nitrogen flow control valve, described 16 magnetic valve SV16 is hydrogen flowing quantity control valve, during work, due to air, the consumption of propane and oxygen is very large, single valve group is difficult to the smooth supply ensureing gas, more be difficult to the feed rate adjusting gas according to real-time requirement situation in time, in order to ensure spraying effect, often glut, cause waste, in prior art, the conventional flow of needle-valve to each gas adjusts, but when gas flow is very large, needle-valve still can not fine adjustment gas flow, it is more floating that the fine setting of needle-valve also can make gas flow have, the form of valve group is adopted to solve this problem, utilize valve group by gas distribution, regulate air respectively simultaneously, single valve group in propane and oxygen supply valve group, play the accurate control to the overall air demand of valve group, propane consumption is in use less than air and oxygen, therefore four valve bodies are only had in the second forceful electric power terminal grouping 3b, the consumption of nitrogen and hydrogen is less, therefore for controlling nitrogen, hydrogen only to there being the 15 magnetic valve SV15, 16 magnetic valve SV16.
No. two motor M 2 and No. three motor M 3 are provided with in described motor execution module 43, the positive pole of described No. two motor M 2 is connected to the 17 rly. forceful electric power terminal C17, the other end of described 17 rly. forceful electric power terminal C17 is connected on the positive pole of the 23 rly. forceful electric power terminal C23, namely on live wire, the negative pole of described No. two motor M 2 is connected to the 18 rly. forceful electric power terminal C18, the other end of described 18 rly. forceful electric power terminal C18 is connected on the negative pole of the 24 rly. forceful electric power terminal C24, namely on ground wire, described 17 rly. forceful electric power terminal C17 and the 18 rly. forceful electric power terminal C18 links, just to connect No. two motor M 2 simultaneously, negative pole is powered, the positive pole of described No. three motor M 3 is connected to the 19 rly. forceful electric power terminal C19, the other end of described 19 rly. forceful electric power terminal C19 is connected on the positive pole of the 23 rly. forceful electric power terminal C23, the negative pole of described No. three motor M 3 is connected to the 20 rly. forceful electric power terminal C20, the other end of described 20 rly. forceful electric power terminal C20 is connected to the second limiting protector FR2, the other end of described second limiting protector FR2 is connected to the negative pole of the 24 rly. forceful electric power terminal C24, described 19 rly. forceful electric power terminal C19 and the 20 rly. forceful electric power terminal C20 also links.
A described motor M 1, No. two motor M 2, No. three motor M 3 correspond to lighter for ignition control motor respectively, cooling pump controls motor, powder feeder 36 controls motor.
During use, switch on power, then the urgency of operating device is answered to stop by each Switch Controller in trip switch group, stop, purification, high frequency mode, start, spraying, powder feeding, the actions such as test, and can accurate adjustment propane, oxygen, nitrogen and air feed rate, after system starts normal operation, system can carry out closed-loop control, work as air demand, when powder sending quantity or water pressure of cooling water cross predetermined threshold value, corresponding sensor sends signal to programmable logic controller, programmable logic controller passes through rly. forceful electric power terminal corresponding to rly. light current Terminal control, the action of the corresponding magnetic valve of rly. forceful electric power Terminal control, and utilize number connect test module to produce guard signal, in order to accurately control air, the amplitude of accommodation of propane and oxygen, have employed parallel valve group, by the mode that gas distribution also controls separately.
More than show and describe ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.

Claims (6)

1. a hypersonic flame spraying system, comprise housing (31), executive system (32), pilot circuit (33), tank group (34), cooling-water machine (35), powder feeder (36) and spray gun (7), it is characterized in that: described upper side position place, housing (31) front end is provided with display interface (311), and lower position place, housing (31) front end is provided with control inerface (312); Described executive system (32) is positioned at the inner top of housing (31), and pilot circuit (33) is positioned at the inner below of housing (31); Described tank group (34) is connected by pipeline with between executive system (32), be connected by pipeline between cooling-water machine (35) with spray gun (7), powder feeder (36) side is connected with executive system (32) by pipeline, powder feeder (36) opposite side is connected with spray gun (7) by pipeline, is connected between spray gun (7) with executive system (32) by pipeline; Described executive system (32) comprises the first transfer passage, the second transfer passage, the 3rd transfer passage, the 4th transfer passage and the 5th transfer passage, described first transfer passage, the second transfer passage, the 5th transfer passage are received on spray gun (7) respectively, and described 4th transfer passage is received on spray gun (7) after receiving and the 3rd transfer passage forming main gas passage; Wherein:
Described first transfer passage comprises an air inlet port (1), No. two air outlet (4), powder feeder (5), a magnetic valve (12), No. four pressure controllers (30), a described air inlet port (1) is connected by the input terminus of pipeline with a magnetic valve (12), the output terminal of a described magnetic valve (12) is connected with No. two air outlet (4) by pipeline, described No. two air outlet (4) are connected by the entrance of pipeline with powder feeder (5), the outlet siphunculus road of described powder feeder (5) is received on spray gun (7), described No. four pressure controllers (30) are connected between an air inlet port (1) and the input terminus of a magnetic valve (12) by pipeline,
Described second transfer passage comprises No. two air inlet ports (2), an air outlet (3), a valve group (13), a tensimeter (14), a pressure controller (15), a needle-valve (16) and a under meter (17), described No. two air inlet ports (2) are connected by the input terminus of pipeline with a valve group (13), the output terminal of a described valve group (13) is connected with a needle-valve (16), a described needle-valve (16) is connected with a under meter (17) by pipeline, a described under meter (17) is received on an air outlet (3) by pipeline, a described air outlet (3) is received on spray gun (7) by pipeline, a described tensimeter (14), a pressure controller (15) is linked on a valve group (13) respectively by pipeline,
Described 5th transfer passage comprises No. five air inlet ports (10), No. four air outlet (11), No. three valve groups (27), No. three tensimeters (28) and No. three pressure controllers (29), described No. five air inlet ports (10) are connected by the input terminus of pipeline with No. three valve groups (27), the output terminal of described No. three valve groups (27) is connected with No. four air outlet (11) by pipeline, described No. four air outlet (11) are received on spray gun (7) by pipeline, described No. three tensimeters (28) and No. three pressure controllers (29) are received on No. three valve groups (27) respectively by pipeline,
Described 3rd transfer passage comprises No. three air inlet ports (6), No. three air outlet (8), No. two valve groups (18), No. two tensimeters (19), No. two pressure controllers (20), No. two needle-valves (21), No. two under meters (22) and shuttle valve (23), described No. three air inlet ports (6) are connected by the input terminus of pipeline with No. two valve groups (18), the output terminal of described No. two valve groups (18) is connected with No. two needle-valves (21) by pipeline, described No. two needle-valves (21) are connected with No. two under meters (22) by pipeline, described No. two under meters (22) are received by pipeline on the input terminus of shuttle valve (23), the output terminal of described shuttle valve (23) is received on No. three air outlet (8) by pipeline, described No. three air outlet (8) are received on spray gun (7) by pipeline, described No. two tensimeters (19), No. two pressure controllers (20) are received on No. two valve groups (18) respectively by pipeline,
Described 4th transfer passage comprises No. four air inlet ports (9), throttling valve (24), check valve (25) and No. two magnetic valves (26), described No. four air inlet ports (9) are connected by the input terminus of pipeline with No. two magnetic valves (26), the output terminal of described No. two magnetic valves (26) is received by pipeline on the entrance of check valve (25), the outlet of described check valve (25) is received on throttling valve (24) by pipeline, and described throttling valve (24) is received on the input terminus of shuttle valve (23) by pipeline.
2. a kind of hypersonic flame spraying system according to claim 1, is characterized in that: described pilot circuit comprises programmable logic controller (37), number connect test module (38), Main Circuit (39), light current terminal group (40), forceful electric power terminal group (41), alarm module (42), motor execution module (43) and switches set (44); Wherein:
Described Main Circuit has live wire in (39), zero line and rectifier (4d), described live wire is provided with successively live wire switch (Q1), first limiting protector (FR1), second suddenly stops rly. forceful electric power terminal (KM2) and the 23 rly. forceful electric power terminal (C23), described zero line is provided with successively zero line switch (Q2), 3rd suddenly stops rly. forceful electric power terminal (KM3), 24 rly. forceful electric power terminal (C24), described 23 rly. forceful electric power terminal (C23) is all connected with rectifier (4d) with the 24 rly. forceful electric power terminal (C24), the output terminal of described rectifier (4d) is connected with a motor (M1), the described second anxious positive pole stopping rly. forceful electric power terminal (KM2) is connected to fan (4a), the negative pole of described fan (4a) is connected on the 3rd and suddenly stops on the negative pole of rly. forceful electric power terminal (KM3), the positive pole of described fan (4a) is also connected to first successively and suddenly stops rly. forceful electric power terminal (KM1) and suddenly stop lamp (L1), the negative pole that described urgency stops lamp (L1) is connected on the negative pole of fan (4a),
The first rly. light current terminal (K1) is provided with in described light current terminal group (40), second rly. light current terminal (K2), 3rd rly. light current terminal (K3), 4th rly. light current terminal (K4), 5th rly. light current terminal (K5), 6th rly. light current terminal (K6), 7th rly. light current terminal (K7), 8th rly. light current terminal (K8), 9th rly. light current terminal (K9), tenth rly. light current terminal (K10), 11 rly. light current terminal (K11), 12 rly. light current terminal (K12), 13 rly. light current terminal (K13) and the 14 rly. light current terminal (K14), in light current terminal group (5), the negative pole of each rly. light current end is connected to the 3rd anxious positive pole stopping rly. forceful electric power terminal (KM3) respectively, the negative pole of forceful electric power terminal group (41), the negative pole of motor execution module (43) and the negative pole of alarm module (42),
A turn switch (S1) is provided with in described switches set (44), a normally opened contact switch (S2), No. two normally opened contact switches (S3), No. three normally opened contact switches (S4), No. four normally opened contact switches (S5), No. five normally opened contact switches (S6), No. six normally opened contact switches (S7), No. two turn switches (S8), No. three turn switches (S9), No. four turn switches (S10), No. five turn switches (S11), No. six turn switches (S12), hydraulic pressure sensor positive terminal (8a) and hydraulic pressure sensor negative terminals (8b),
The CPU of described programmable logic controller (37) is the CPU224 of siemens, the L1 pin of programmable logic controller (37) is connected on the positive pole of fan (4a), the N pin of programmable logic controller (37) is connected on the negative pole of fan (4a), the 1L of programmable logic controller (37), 2L, the 1L pin of 3L pin and number connect test module (38) is all connected on the positive pole of the 23 rly. forceful electric power terminal (C23), the Q0.0 pin of programmable logic controller (37), Q0.1 pin, Q0.2 pin, Q0.3 pin, Q0.4 pin, Q0.5 pin, Q0.6 pin, Q0.7 pin, Q1.0 pin, Q1.1 pin is connected respectively at the first rly. light current terminal (K1), second rly. light current terminal (K2), 3rd rly. light current terminal (K3), 4th rly. light current terminal (K4), 5th rly. light current terminal (K5), 6th rly. light current terminal (K6), 7th rly. light current terminal (K7), 8th rly. light current terminal (K8), on 9th rly. light current terminal (K9) and the tenth rly. light current terminal (K10), the I0.0 pin of described programmable logic controller (37), I0.1 pin, I0.2 pin, I0.3 pin, I0.4 pin, I0.5 pin, I0.6 pin, I0.7 pin, I1.0 pin, I1.1 pin, I1.2 pin, I1.3 pin, I1.4 pin is connected respectively a turn switch (S1), a normally opened contact switch (S2), No. two normally opened contact switches (S3), No. three normally opened contact switches (S4), No. four normally opened contact switches (S5), No. five normally opened contact switches (S6), No. six normally opened contact switches (S7), No. two turn switches (S8), No. three turn switches (S9), No. four turn switches (S10), No. five turn switches (S11), No. six turn switches (S12), in hydraulic pressure sensor negative terminals (8b), described hydraulic pressure sensor positive terminal (8a) is connected with the L+ pin of programmable logic controller (37),
Described alarm module (42) comprises the first warning light (L2), the second warning light (L3), the 3rd warning light (L4) and hummer (2a);
The EM222 that described number connect test module (38) is siemens, the Q0 pin of number connect test module (38), Q1 pin, Q2 pin, Q3 pin is connected respectively at the 11 rly. light current terminal (K11), 12 rly. light current terminal (K12), 13 rly. light current terminal (K13), on 14 rly. light current terminal (K14), the Q4 pin of number connect test module (38), Q5 pin, Q6 pin, Q7 pin is connected respectively the positive pole at hummer (2a), the positive pole of the first warning light (L2), the positive pole of the second warning light (L3), on the positive pole of the 3rd warning light (L4), the L+ pin of number connect test module (38) is connected on the L+ pin of programmable logic controller (37) and the positive pole of switches set (8) simultaneously, the M pin of number connect test module (38) simultaneously with the M pin of programmable logic controller (37), 1M pin, 2M pin is connected, the M pin of described number connect test module (38) is also connected with and suddenly stops rly. light current terminal (KM0), the other end that described urgency stops rly. light current terminal (KM0) is connected on the I0.0 pin of programmable logic controller (37), and the 2L pin of described number connect test module (38) is connected to the positive pole of the 23 rly. forceful electric power terminal (C23),
The positive pole of described forceful electric power terminal group (41) is connected to the positive pole of the 23 rly. forceful electric power terminal (C23), comprises the first forceful electric power terminal grouping (3a), the second forceful electric power terminal grouping (3b), three strongest ones' electric terminal grouping (3c), top four's electric terminal (3d) and the 5th forceful electric power terminal (3e) in forceful electric power terminal group (41);
No. two motors (M2) and No. three motors (M3) are provided with in described motor execution module (43), the positive pole of described No. two motors (M2) is connected to the 17 rly. forceful electric power terminal (C17), the other end of described 17 rly. forceful electric power terminal (C17) is connected on the positive pole of the 23 rly. forceful electric power terminal (C23), the negative pole of described No. two motors (M2) is connected to the 18 rly. forceful electric power terminal (C18), the other end of described 18 rly. forceful electric power terminal (C18) is connected on the negative pole of the 24 rly. forceful electric power terminal (C24), the positive pole of described No. three motors (M3) is connected to the 19 rly. forceful electric power terminal (C19), the other end of described 19 rly. forceful electric power terminal (C19) is connected on the positive pole of the 23 rly. forceful electric power terminal (C23), the negative pole of described No. three motors (M3) is connected to the 20 rly. forceful electric power terminal (C20), the other end of described 20 rly. forceful electric power terminal (C20) is connected to the second limiting protector (FR2), the other end of described second limiting protector (FR2) is connected to the negative pole of the 24 rly. forceful electric power terminal (C24).
3. a kind of hypersonic flame spraying system according to claim 1, is characterized in that: a described valve group (13), No. two valve groups (18) and No. three valve groups (27) are multistage output type valve group.
4. a kind of hypersonic flame spraying system according to claim 2, is characterized in that: be parallel with the first rly. forceful electric power terminal (C1) in described first forceful electric power terminal grouping (3a), second rly. forceful electric power terminal (C2), 3rd rly. forceful electric power terminal (C3), 4th rly. forceful electric power terminal (C4), 5th rly. forceful electric power terminal (C5), described first rly. forceful electric power terminal (C1), second rly. forceful electric power terminal (C2), 3rd rly. forceful electric power terminal (C3), 4th rly. forceful electric power terminal (C4), 5th rly. forceful electric power terminal (C5) respectively correspondence is in series with the first magnetic valve (SV1), second magnetic valve (SV2), 3rd magnetic valve (SV3), 4th magnetic valve (SV4), 5th magnetic valve (SV5), the first rly. forceful electric power terminal (C1), second rly. forceful electric power terminal (C2), 3rd rly. forceful electric power terminal (C3), 4th rly. forceful electric power terminal (C4), 5th rly. forceful electric power terminal (C5) corresponds to the first rly. light current terminal (K1) respectively, second rly. light current terminal (K2), 3rd rly. light current terminal (K3), 4th rly. light current terminal (K4), the forceful electric power terminal of the 5th rly. light current terminal (K5),
The 6th rly. forceful electric power terminal (C6) is parallel with in described second forceful electric power terminal grouping (3b), 7th rly. forceful electric power terminal (C7), 8th rly. forceful electric power terminal (C8), 9th rly. forceful electric power terminal (C9), described 6th rly. forceful electric power terminal (C6), 7th rly. forceful electric power terminal (C7), 8th rly. forceful electric power terminal (C8), 9th rly. forceful electric power terminal (C9) respectively correspondence is in series with the 6th magnetic valve (SV6), 7th magnetic valve (SV7), 8th magnetic valve (SV8), 9th magnetic valve (SV9), the 6th rly. forceful electric power terminal (C6), 7th rly. forceful electric power terminal (C7), 8th rly. forceful electric power terminal (C8), 9th rly. forceful electric power terminal (C9) corresponds to the 6th rly. light current terminal (K6) respectively, 7th rly. light current terminal (K7), 8th rly. light current terminal (K8), the forceful electric power terminal of the 9th rly. light current terminal (K9),
The tenth rly. forceful electric power terminal (C10) is parallel with in described three strongest ones electric terminal grouping (3c), 11 rly. forceful electric power terminal (C11), 12 rly. forceful electric power terminal (C12), 13 rly. forceful electric power terminal (C13), 14 rly. forceful electric power terminal (C14), described tenth rly. forceful electric power terminal (C10), 11 rly. forceful electric power terminal (C11), 12 rly. forceful electric power terminal (C12), 13 rly. forceful electric power terminal (C13), 14 rly. forceful electric power terminal (C14) respectively correspondence is in series with the tenth magnetic valve (SV10), 11 magnetic valve (SV11), 12 magnetic valve (SV12), 13 magnetic valve (SV13), 14 magnetic valve (SV14), the tenth rly. forceful electric power terminal (C10), 11 rly. forceful electric power terminal (C11), 12 rly. forceful electric power terminal (C12), 13 rly. forceful electric power terminal (C13), 14 rly. forceful electric power terminal (C14) corresponds to the tenth rly. light current terminal (K10) respectively, 11 rly. light current terminal (K11), 12 rly. light current terminal (K12), 13 rly. light current terminal (K13), the forceful electric power terminal of the 14 rly. light current terminal (K14),
The 15 rly. forceful electric power terminal (C15) and the 15 magnetic valve (SV15) of series connection is provided with in described top four electric terminal (3d);
The 16 rly. forceful electric power terminal (C16) and the 16 magnetic valve (SV16) of series connection is provided with in described 5th forceful electric power terminal (3e).
5. a kind of hypersonic flame spraying system according to claim 2, is characterized in that: a described motor (M1), No. two motors (M2), No. three motors (M3) correspond to lighter for ignition respectively and control motor, cooling pump control motor, powder feeder (36) control motor.
6. a kind of hypersonic flame spraying system according to claim 2 or 4, it is characterized in that: the valve group in described first forceful electric power terminal grouping (3a) is air flow control valve group, valve group in described second forceful electric power terminal grouping (3b) is propane flowrate control valve group, valve group in described three strongest ones electric terminal grouping (3c) is oxygen flux control valve group, described 15 magnetic valve (SV15) is nitrogen flow control valve, and described 16 magnetic valve (SV16) is hydrogen flowing quantity control valve.
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CN104831227A (en) * 2015-05-09 2015-08-12 芜湖鼎恒材料技术有限公司 Powder feeder for supersonic-speed flame spraying
CN104950787A (en) * 2015-05-09 2015-09-30 芜湖鼎恒材料技术有限公司 Control circuit of powder feeder for hypersonic flame spraying
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CN109943798B (en) * 2019-05-07 2021-04-20 天津君盛天成科技发展有限公司 Supersonic flame spraying equipment and spraying method thereof
CN110596178A (en) * 2019-08-30 2019-12-20 世源科技(嘉兴)医疗电子有限公司 Molten metal splash test method
CN113416912A (en) * 2021-05-27 2021-09-21 东北大学 Method for eliminating barrel adhesion of metal coating prepared by thermal spraying and improving coating performance
CN117587353A (en) * 2024-01-18 2024-02-23 西安钛斗金属制品科技有限公司 Thermal spraying device
CN117587353B (en) * 2024-01-18 2024-03-19 西安钛斗金属制品科技有限公司 Thermal spraying device

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