CN103769345A - Coating device and coating method for honeycomb carrier catalyst of motor vehicle - Google Patents
Coating device and coating method for honeycomb carrier catalyst of motor vehicle Download PDFInfo
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- CN103769345A CN103769345A CN201410035248.1A CN201410035248A CN103769345A CN 103769345 A CN103769345 A CN 103769345A CN 201410035248 A CN201410035248 A CN 201410035248A CN 103769345 A CN103769345 A CN 103769345A
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Abstract
The invention provides a coating device and a coating method for a honeycomb carrier catalyst of a motor vehicle. The coating device mainly comprises a rack, an overturning frame system, a vacuum cover system, a vacuum material pumping system, a vacuum pump system, an automatic honeycomb carrier conveying system and an automatic slurry conveying system, wherein the overturning frame system is mainly composed of moulds of an overturning frame air cylinder, an overturning frame and a honeycomb carrier, and a flexible clamping airbag; the vacuum cover system is mainly composed of a vacuum cover air cylinder, a vacuum cover and a connection end socket. The coating device is simple in structure and the coating method is practical and reliable; different moulds are replaced and can be widely applied to coating a small honeycomb carrier of a three-way catalyst of a gasoline engine, a large honeycomb carrier of an oxidized catalyst of a diesel oil engine and a large honeycomb carrier of a selective catalytic reducing agent; the single-piece production of a catalyst testing sample can be realized by a manual working pattern and the continuous automatic production of a catalyst product can also be realized by a continuous working pattern; good coating quality and good production efficiency are kept.
Description
Technical field
The present invention relates to use workpiece to contact to each article surface coating liquid separating or the device of other fluid with the member that is loaded with liquid or other fluid, particularly relate to a kind of coating unit and painting method for motor vehicle honeycomb substrate catalyst.
Background technology
Solving one of motor vehicle burning and gas-exhausting pollution channel is to realize automobile exhausting by catalyst technology to reach clean discharge.Catalyst is attached on honeycomb substrate hole wall, how catalyst-coated is anchored on honeycomb substrate hole wall, and the associated coated device technique that makes it for a long time and bring into play efficiently the catalysis of catalyst haves much room for improvement and innovates.Chinese patent CN101301645B has announced " a kind of honeycomb substrate catalyst pulp automatic coating device ", it is characterized in that mainly including unload the goods from the airplane machine on ejecting mechanism, honeycomb substrate/unload machine mechanism, charging tray and receiver elevating mechanism, charging tray feed mechanism, Belt Conveying honeycomb substrate of frame, material receiving mechanism, honeycomb substrate switching mechanism, Air knife mechanism, control valve cabinet, vacuum cup mechanism, slew gear, honeycomb substrate clamping device, honeycomb substrate and unloads machine, slurry tank, Belt Conveying honeycomb substrate feed arrangement; Frame both sides are connected to respectively Belt Conveying honeycomb substrate feed arrangement and Belt Conveying honeycomb substrate unloads machine, central rack and top are respectively equipped with roof beam structure A and roof beam structure B, slew gear is fixedly installed on roof beam structure A, respectively there is the honeycomb substrate clamping device of a level at its two ends, this slew gear can drive the honeycomb substrate clamping device at two ends to turn round in the horizontal direction, and honeycomb substrate switching mechanism can overturn in vertical direction with respect to slew gear; Honeycomb substrate clamping device below is provided with machine on honeycomb substrate/unload machine mechanism and the honeycomb substrate ejecting mechanism that unloads the goods from the airplane, on described honeycomb substrate, machine unloads machine mechanism and is mainly made up of Rodless cylinder and pallet, the honeycomb substrate ejecting mechanism that unloads the goods from the airplane is mainly made up of cylinder, another honeycomb substrate clamping device below is provided with charging tray and receiver elevating mechanism and charging tray feed mechanism, described charging tray and receiver elevating mechanism are mainly made up of Rodless cylinder, and feed mechanism is mainly made up of cylinder, dolly and charging tray; It is upper that control valve cabinet is installed in roof beam structure B, is equiped with respectively the travelling car being connected with vacuum cup mechanism and Air knife mechanism on roof beam structure B, and travelling car is by Rodless cylinder slippage back and forth on roof beam structure B; Oar batch can is installed in charging tray feed mechanism one side.This coating unit aspirates suitable slurry by negative pressure and enters honeycomb substrate, then former bit flipping, more mobile air knife purges, compare traditional means and greatly improve coating quality and production efficiency, but this Purge methods when unnecessary slurry concentration is slightly high in honeycomb substrate duct, is difficult to thorough purging, can cause honeycomb substrate plug-hole, product rejection, and air knife is in open space purge, and Precious Metal splashes everywhere, waste material, pollutes operating space and equipment.Chinese patent CN202508991U has announced " the simple and easy coating unit of a kind of ceramic honey comb honeycomb substrate catalyst ", comprise operating desk, it is characterized in that, on described operating desk, be provided with the slurry can for splendid attire coating, the top of described slurry can is provided with the mould for ceramic honey comb honeycomb substrate is clamped, the described mould top piston cylinder that is tightly connected, is provided with cylinder on piston cylinder, the push rod of described cylinder connects the piston in piston cylinder.It drives piston movement to complete negative pressure by cylinder and forms, and then realizes the coating to honeycomb substrate.The generation negative pressure of this mode is very limited, can not meet the demand to negative pressure that applies such as large scale honeycomb substrate.In addition; U.S. Pat 6478874 discloses a kind of rotation working platform frame that can carry out continuous scale coating honeycomb substrate; its operation principle is also to aspirate suitable slurry by negative pressure to enter honeycomb substrate; then former bit flipping; purge by the malleation of pressure chamber again, can obtain higher coating quality and production efficiency.But, system complex, equipment is huge, high cost.
Summary of the invention
A technical problem to be solved by this invention is the defect that makes up above-mentioned prior art, and a kind of coating unit for motor vehicle honeycomb substrate catalyst is provided.
Another technical problem to be solved by this invention is the defect that makes up above-mentioned prior art, and a kind of single end face painting method for motor vehicle honeycomb substrate catalyst is provided.
Another technical problem to be solved by this invention is the defect that makes up above-mentioned prior art, and a kind of Double End painting method for motor vehicle honeycomb substrate catalyst is provided.
Coating unit technical problem for motor vehicle honeycomb substrate catalyst of the present invention is solved by the following technical programs.
This coating unit for motor vehicle honeycomb substrate catalyst, mainly comprise frame, be fixedly installed on upper rack rollover stand system, be fixedly installed on the vacuum (-tight) housing system of upper rack, the vacuum that is connected with frame lower takes out material system and vacuum pump system, and honeycomb substrate automatic conveying system and slurry automatic conveying system.
The feature of this coating unit for motor vehicle honeycomb substrate catalyst is:
The rollover stand that described rollover stand system is mainly fixedly installed by rollover stand cylinder and cylinder club head thereof, be arranged on the mould of the honeycomb substrate in rollover stand, and flexible clamping air bag composition, described rollover stand cylinder provides power by air compressor, described flexible clamping air bag is arranged on the inner chamber of the mould of described honeycomb substrate, after inflation for clamping honeycomb substrate, make the honeycomb substrate can not landing and with rollover stand 180 ° of the upsets of moving, the function of rollover stand system is to continue to keep the clamping to honeycomb substrate, complete honeycomb substrate is carried out to bidirectional vacuum cleaning, and keep uniformity and the uniformity of honeycomb substrate coating.
Described vacuum (-tight) housing system is mainly by vacuum (-tight) housing cylinder, the vacuum (-tight) housing that the inside that is fixedly installed on the cylinder club head of described vacuum (-tight) housing cylinder is cavity, and be fixedly installed on the connection end composition that described vacuum (-tight) housing upper end is connected with described vacuum pump system by vacuum pipeline, described vacuum (-tight) housing cylinder provides power by air compressor, described vacuum (-tight) housing be positioned at described rollover stand directly over, the axis conllinear of the axis of described vacuum (-tight) housing and described rollover stand, the function of described vacuum (-tight) housing system is in the time that honeycomb substrate is carried out to vacuum covering, set up uniform vacuum covering pressure by vacuum pipeline, and the hole wall to honeycomb substrate applies automatically under vacuum covering pressure-acting.
Coating unit technical problem for motor vehicle honeycomb substrate catalyst of the present invention is solved by following further technical scheme.
The mould of described honeycomb substrate is according to the honeycomb substrate accessory processing of different size, and be fixed on rollover stand, the above and below of the mould of described honeycomb substrate is equipped with the flexible sealing bed course for sealing, the internal chamber wall shape of the mould of described honeycomb substrate and honeycomb substrate appearance similar, size is more bigger than honeycomb substrate.
The mould of described honeycomb substrate, for the mould of the cellulor carrier coating of petrol engine three-way catalyst, for Diesel engine oxidation catalyst (Diesel Oxidation Catalyst, initialism is DOC) the mould that applies of large honeycomb substrate, and one in the mould applying for the large honeycomb substrate of Diesel engine selective catalytic reducing agent (Selective Catalyst Reduction, initialism is SCR).
Described vacuum pump system is by least one vavuum pump and electric controling part thereof, and vacuum tank composition, and the function of described vacuum pump system is to set up and keeping system vacuum, with meet vacuum covering such as large scale honeycomb substrate the demand to negative pressure.
Described vacuum is taken out material system and is fixedly installed on the just below to rollover stand, described vacuum takes out that material system is mainly taken out batch can by the vacuum being connected with vacuum pump system by vacuum pipeline and electromagnetic control components forms, described vacuum is taken out the axis conllinear of the axis of batch can and the axis of described vacuum (-tight) housing, described rollover stand, automatic centering when guaranteeing above-mentioned component movement, the function that described vacuum is taken out material system is that to keep vacuum to take out in batch can vacuum pressure uniform, bears the unnecessary slurry in pulp separation and cleaning honeycomb substrate hole wall.
Described slurry automatic conveying system be fixedly installed on work top just after, mainly formed by the slurry dish and the feed mechanism that are connected with metering pump system, the function of described slurry automatic conveying system is that automatic ration provides and supplement coating slurry.
Described honeycomb substrate automatic conveying system is fixedly installed on a side of work top, mainly be made up of honeycomb substrate frame and the conveying mechanism of putting honeycomb substrate, the function of described honeycomb substrate automatic conveying system is upper dress honeycomb substrate and downloads the honeycomb substrate after applying.
Coating unit technical problem for motor vehicle honeycomb substrate catalyst of the present invention by below further technical scheme solved.
Described frame is the frame of being made by high duty metal section bar, and middle part is fixedly installed work top.
Preferably, described frame is the frame of being made by high-strength aluminum profile.
Preferably, to take out batch can be that cylindric vacuum is taken out batch can to described vacuum.
Single end face painting method technical problem for motor vehicle honeycomb substrate catalyst of the present invention is solved by the following technical programs.
This single end face painting method for motor vehicle honeycomb substrate catalyst, adopt the above-mentioned coating unit for motor vehicle honeycomb substrate catalyst, it has two kinds of work patterns, be that the single-piece that realizes catalyst test sample is drawn a design and the manual working pattern of equipment debugging, another kind is to realize the pattern of working continuously that catalyst prod is produced continuously automatically.
The feature of this single end face painting method for motor vehicle honeycomb substrate catalyst is:
There are successively following steps:
1) start for the coating unit of motor vehicle honeycomb substrate catalyst, by honeycomb substrate automatic conveying system by honeycomb substrate to be coated be delivered to rollover stand under, and automatic centering location;
2) rollover stand cylinder promotes rollover stand and falls to setting height, and built-in flexible clamping airbag aeration also clamps honeycomb substrate, and described setting height is determined by the height of honeycomb substrate;
3) treat that honeycomb substrate clamping finishes, rollover stand upwards promotes under rollover stand cylinder action, and vacuum (-tight) housing moves down under vacuum (-tight) housing cylinder action, and is pressed on the upper surface of rollover stand, guarantees contact end face seal;
4) honeycomb substrate automatic conveying system automatic drawing back, slurry automatic conveying system by slurry dish push to rollover stand under, centering location;
5) rollover stand cylinder promotes rollover stand and falls to slurry liquid level appropriate location to immerse slurry, and the vacuum (-tight) housing being connected with vacuum pump system starts to vacuumize, and the slurry of extraction is through honeycomb substrate duct the even honeycomb substrate that applies;
6) rollover stand promotes under rollover stand cylinder action, slurry automatic conveying system automatic drawing back slurry dish, and vacuum (-tight) housing moves up under vacuum (-tight) housing cylinder action, departs from the upper surface of rollover stand;
7) the flexible clamping air bag of rollover stand system clamps coated honeycomb substrate and overturns 180 ° with rollover stand, and rollover stand cylinder promotes rollover stand and falls to vacuum and take out on the end face that the vacuum of material system takes out batch can, takes out the end face of batch can combine closely with vacuum;
8) start vacuum and take out material system, by unnecessary slurry in vacuum pump system cleaning honeycomb substrate duct;
9) rollover stand again promotes under rollover stand cylinder action, honeycomb substrate automatic conveying system move to rollover stand system under, rollover stand falls, flexible clamping air bags, and coated honeycomb substrate drop on the honeycomb substrate frame of honeycomb substrate automatic conveying system under Action of Gravity Field;
10) rollover stand system improving, honeycomb substrate automatic conveying system is sent coated honeycomb substrate, completes honeycomb substrate single end face and applies;
Repeat above-mentioned steps 1)～10), go round and begin again, be the pattern of working continuously.
Double End painting method technical problem for motor vehicle honeycomb substrate catalyst of the present invention is solved by the following technical programs.
This Double End painting method for motor vehicle honeycomb substrate catalyst, adopt the above-mentioned coating unit for motor vehicle honeycomb substrate catalyst, it has two kinds of work patterns, be that the single-piece that realizes catalyst test sample is drawn a design and the manual working pattern of equipment debugging, another kind is to realize the pattern of working continuously that catalyst prod is produced continuously automatically.
The feature of this Double End painting method for motor vehicle honeycomb substrate catalyst is:
There are successively following steps:
1) start for the coating unit of motor vehicle honeycomb substrate catalyst, by honeycomb substrate automatic conveying system by honeycomb substrate to be coated be delivered to rollover stand under, and automatic centering location;
2) rollover stand cylinder promotes rollover stand and falls to setting height, and built-in flexible clamping airbag aeration also clamps honeycomb substrate, and described setting height is determined by the height of honeycomb substrate;
3) treat that honeycomb substrate clamping finishes, rollover stand upwards promotes under rollover stand cylinder action, and vacuum (-tight) housing moves down under vacuum (-tight) housing cylinder action, and is pressed on the upper surface of rollover stand, guarantees contact end face seal;
4) honeycomb substrate automatic conveying system automatic drawing back, slurry automatic conveying system by slurry dish push to rollover stand under, centering location;
5) rollover stand cylinder promotes rollover stand and falls to slurry liquid level appropriate location to immerse slurry, and the vacuum (-tight) housing being connected with vacuum pump system starts to vacuumize, and the slurry of extraction is through honeycomb substrate duct the even half that applies honeycomb substrate;
6) rollover stand again promotes under rollover stand cylinder action, and slurry automatic conveying system is regained slurry dish, and vacuum (-tight) housing moves up under vacuum (-tight) housing cylinder action, departs from the upper surface of rollover stand;
7) rollover stand cylinder promotes rollover stand and falls to vacuum and take out on the end face that the vacuum of material system takes out batch can, takes out the end face of batch can combine closely with vacuum;
8) start vacuum and take out material system, by unnecessary slurry in vacuum pump system cleaning honeycomb substrate duct;
9) rollover stand again promotes under rollover stand cylinder action, and the honeycomb substrate that the clamping of flexible clamping air bag has applied half moves and overturns 180 ° with rollover stand;
10) vacuum (-tight) housing moves down under vacuum (-tight) housing cylinder action, and is pressed on the upper surface of rollover stand, guarantees contact end face seal;
11) slurry automatic conveying system by slurry dish push to rollover stand under, centering location;
12) rollover stand cylinder promotes rollover stand and falls to slurry liquid level appropriate location to immerse slurry, and the vacuum (-tight) housing being connected with vacuum pump system starts to vacuumize, and the slurry process honeycomb substrate duct of extraction also evenly applies second half of honeycomb substrate;
13) rollover stand upwards promotes under rollover stand cylinder action, and slurry automatic conveying system is regained slurry dish, and vacuum (-tight) housing upwards promotes under vacuum (-tight) housing cylinder action, departs from the upper surface of rollover stand;
14) rollover stand cylinder promotes rollover stand and falls to vacuum and take out on the end face that the vacuum of material system takes out batch can, and combines closely with the end face that vacuum is taken out batch can;
15) start vacuum and take out material system, by unnecessary slurry in vacuum pump system cleaning honeycomb substrate duct;
16) rollover stand again promotes under rollover stand cylinder action, honeycomb substrate automatic conveying system move to rollover stand system under, rollover stand falls, flexible clamping air bags, coated honeycomb substrate drop on the honeycomb substrate frame of honeycomb substrate automatic conveying system under Action of Gravity Field;
17) rollover stand promotes under rollover stand cylinder action, and honeycomb substrate automatic conveying system is sent coated honeycomb substrate, completes honeycomb substrate Double End and applies;
Repeat above-mentioned steps 1)～17), go round and begin again, be the pattern of working continuously.
The present invention's beneficial effect is compared with prior art:
Coating unit of the present invention is simple in structure, painting method is practical reliable, by changing different moulds, can be widely used in the cellulor carrier of petrol engine three-way catalyst, the large honeycomb substrate of Diesel engine oxidation catalyst, and the coating of the large honeycomb substrate of selective catalytic reducing agent, both can realize by manual working pattern the single-piece production of catalyst test sample, also can realize automatically producing continuously of catalyst prod by the pattern of working continuously, and keep good coating quality and production efficiency.
Accompanying drawing explanation
Fig. 1 is the front view of the specific embodiment of the invention one;
Fig. 2 is the corresponding side view of Fig. 1;
Fig. 3 is the rollover stand system composition structure chart in Fig. 1,2;
Fig. 4 is the vacuum (-tight) housing system composition structure chart in Fig. 1,2.
The specific embodiment
Below in conjunction with the specific embodiment and contrast accompanying drawing the present invention will be described.
The specific embodiment one
A kind of coating machine for motor vehicle honeycomb substrate catalyst as shown in Fig. 1～4, mainly comprise the middle part being made by high-strength aluminum profile be fixedly installed the frame 1 of work top, be fixedly installed on frame 1 top rollover stand system, be fixedly installed on the vacuum (-tight) housing system on frame 1 top, the vacuum that is connected with frame 1 bottom takes out material system 7 and vacuum pump system, and honeycomb substrate automatic conveying system 8 and slurry automatic conveying system 2.
The rollover stand 6 that rollover stand system is mainly fixedly installed by rollover stand cylinder 5 and cylinder club head thereof, be arranged on the mould 11 of the honeycomb substrate in rollover stand 6, and flexible clamping air bag 10 forms, rollover stand cylinder 5 provides power by air compressor, flexible clamping air bag 10 is arranged on the inner chamber of the mould 11 of honeycomb substrate, after inflation for clamping honeycomb substrate 9, make the honeycomb substrate 9 can not landing and with 180 ° of rollover stand 6 motion upsets, the function of rollover stand system is to continue to keep the clamping to honeycomb substrate 9, complete honeycomb substrate 9 is carried out to bidirectional vacuum cleaning, and keep uniformity and the uniformity of the coating of honeycomb substrate 9.
Vacuum (-tight) housing system is mainly by vacuum (-tight) housing cylinder 3, the vacuum (-tight) housing 4 that the inside that is fixedly installed on the cylinder club head of vacuum (-tight) housing cylinder 3 is cavity, and be fixedly installed on the connection end 12 that vacuum (-tight) housing 4 upper ends are connected with vacuum pump system by vacuum pipeline and form, vacuum (-tight) housing cylinder 3 provides power by air compressor, vacuum (-tight) housing 4 be positioned at rollover stand 6 directly over, the axis conllinear of the axis of vacuum (-tight) housing 4 and rollover stand 6, the function of vacuum (-tight) housing system is in the time that honeycomb substrate 9 is carried out to vacuum covering, set up uniform vacuum covering pressure by vacuum pipeline, and under vacuum covering pressure-acting, the hole wall of honeycomb substrate 9 is applied automatically.
The mould 11 of honeycomb substrate is according to honeycomb substrate 9 accessory processings of different size, and be fixed on rollover stand 6, the above and below of the mould 11 of honeycomb substrate is equipped with the flexible sealing bed course for sealing, the internal chamber wall shape of the mould 11 of honeycomb substrate and honeycomb substrate 9 appearance similars, size is slightly large than honeycomb substrate 9, and the mould 11 of honeycomb substrate is the mould applying for the cellulor carrier of petrol engine three-way catalyst.
Vacuum pump system is by two vavuum pumps and electric controling part thereof, and vacuum tank composition, and the function of vacuum pump system is to set up and keeping system vacuum, with meet vacuum covering such as large scale honeycomb substrate 9 demand to negative pressure.
Vacuum is taken out material system 7 and is fixedly installed on the just below to rollover stand 6, vacuum takes out that material system 7 is mainly taken out batch can by the cylindric vacuum being connected with vacuum pump system by vacuum pipeline and electromagnetic control components forms, cylindric vacuum is taken out the axis conllinear of the axis of batch can and the axis of vacuum (-tight) housing 4, rollover stand 6, automatic centering when guaranteeing above-mentioned component movement, the function that vacuum is taken out material system 7 is that to keep cylindric vacuum to take out in batch can vacuum pressure uniform, bears the unnecessary slurry in the hole wall of pulp separation and cleaning honeycomb substrate 9.
Slurry automatic conveying system 2 be fixedly installed on work top just after, mainly formed by the slurry dish and the feed mechanism that are connected with metering pump system, the function of slurry automatic conveying system 2 is that automatic ration provides and supplement coating slurry.
Honeycomb substrate automatic conveying system 8 is fixedly installed on a side of work top, is mainly made up of honeycomb substrate frame and the conveying mechanism of putting honeycomb substrate 9, and the function of honeycomb substrate automatic conveying system 8 is upper dress honeycomb substrates 9 and downloads the honeycomb substrate 9 after applying.
The single end face painting method of the coating unit of this specific embodiment, there are two kinds of work patterns, be that the single-piece that realizes catalyst test sample is drawn a design and the manual working pattern of equipment debugging, another kind is to realize the pattern of working continuously that catalyst prod is produced continuously automatically.
There are successively following steps:
1) start the coating unit of this specific embodiment, by honeycomb substrate automatic conveying system 8 by honeycomb substrate to be coated 9 be delivered to rollover stand 6 under, and automatic centering location;
2) rollover stand cylinder 5 promotes rollover stand 6 and falls to the height being determined by the height of honeycomb substrate 9, and honeycomb substrate 9 is inflated and clamped to built-in flexible clamping air bag 10;
3) treat that honeycomb substrate 9 clampings finish, rollover stand 6 upwards promotes under 5 effects of rollover stand cylinder, and vacuum (-tight) housing 4 moves down under 3 effects of vacuum (-tight) housing cylinder, and is pressed on the upper surface of rollover stand 6, guarantees contact end face seal;
4) honeycomb substrate automatic conveying system 8 automatic drawing backs, slurry automatic conveying system 2 by slurry dish push to rollover stand 6 under, centering location;
5) rollover stand cylinder 5 promotes rollover stand 6 and falls to slurry liquid level appropriate location to immerse slurry, and the vacuum (-tight) housing 4 being connected with vacuum pump system starts to vacuumize, and the slurry of extraction is through the duct of honeycomb substrate 9 and evenly apply honeycomb substrate 9;
6) rollover stand 6 promotes under 5 effects of rollover stand cylinder, slurry automatic conveying system 2 automatic drawing back slurry dishes, and vacuum (-tight) housing 4 moves up under 3 effects of vacuum (-tight) housing cylinder, departs from the upper surface of rollover stand 6;
7) the flexible clamping air bag 10 of rollover stand system clamps coated honeycomb substrate 9 and overturns 180 ° with rollover stand 6, rollover stand cylinder 5 promotes rollover stand 6 and falls to vacuum and take out the cylindric vacuum of material system 7 and take out on the end face of batch can, takes out the end face of batch can combine closely with cylindric vacuum;
8) start vacuum and take out material system 7, by unnecessary slurry in the duct of vacuum pump system cleaning honeycomb substrate 9;
9) rollover stand 6 again promotes under 5 effects of rollover stand cylinder, honeycomb substrate automatic conveying system 8 move to rollover stand system under, rollover stand 6 falls, 10 exhausts of flexible clamping air bag, coated honeycomb substrate 9 drop on the honeycomb substrate frame of honeycomb substrate automatic conveying system 8 under Action of Gravity Field;
10) rollover stand system improving, honeycomb substrate automatic conveying system 8 is sent coated honeycomb substrate 9, completes honeycomb substrate single end face and applies;
Repeat above-mentioned steps 1)～10), go round and begin again, be the pattern of working continuously.
The Double End painting method of the coating unit of this specific embodiment, there are two kinds of work patterns, be that the single-piece that realizes catalyst test sample is drawn a design and the manual working pattern of equipment debugging, another kind is to realize the pattern of working continuously that catalyst prod is produced continuously automatically.
There are successively following steps:
1) start the coating unit of this specific embodiment, by honeycomb substrate automatic conveying system 8 by honeycomb substrate to be coated 9 be delivered to rollover stand 6 under, and automatic centering location;
2) rollover stand cylinder 5 promotes rollover stand 6 and falls to the height being determined by the height of honeycomb substrate, and honeycomb substrate 9 is inflated and clamped to built-in flexible clamping air bag 10;
3) treat that honeycomb substrate 9 clampings finish, rollover stand 6 upwards promotes under 5 effects of rollover stand cylinder, and vacuum (-tight) housing 4 moves down under 3 effects of vacuum (-tight) housing cylinder, and is pressed on the upper surface of rollover stand 6, guarantees contact end face seal;
4) honeycomb substrate automatic conveying system 8 automatic drawing backs, slurry automatic conveying system 2 by slurry dish push to rollover stand 6 under, centering location;
5) rollover stand cylinder 5 promotes rollover stand 6 and falls to slurry liquid level appropriate location to immerse slurry, and the vacuum (-tight) housing 4 being connected with vacuum pump system starts to vacuumize, and the slurry of extraction is through duct the even half that applies honeycomb substrate 9 of honeycomb substrate 9;
6) rollover stand 6 again promotes under 5 effects of rollover stand cylinder, and slurry automatic conveying system 2 is regained slurry dish, and vacuum (-tight) housing 4 moves up under 3 effects of vacuum (-tight) housing cylinder, departs from the upper surface of rollover stand 6;
7) rollover stand cylinder 5 promotes rollover stand 6 and falls to vacuum and take out the cylindric vacuum of material system 7 and take out on the end face of batch can, takes out the end face of batch can combine closely with cylindric vacuum;
8) start vacuum and take out material system 7, by unnecessary slurry in the duct of vacuum pump system cleaning honeycomb substrate 9;
9) rollover stand 6 again promotes under 5 effects of rollover stand cylinder, and flexible clamping air bag 10 clamps the honeycomb substrate 9 that applies half with 180 ° of rollover stand 6 motion upsets;
10) vacuum (-tight) housing 4 moves down under 3 effects of vacuum (-tight) housing cylinder, and is pressed on the upper surface of rollover stand 6, guarantees contact end face seal;
11) slurry automatic conveying system 2 by slurry dish push to rollover stand 6 under, centering location;
12) rollover stand cylinder 5 promotes rollover stand 6 and falls to slurry liquid level appropriate location to immerse slurry, and the vacuum (-tight) housing 4 being connected with vacuum pump system starts to vacuumize, second half of the duct of the slurry process honeycomb substrate 9 of extraction evenly coating honeycomb substrate 9;
13) rollover stand 6 upwards promotes under 5 effects of rollover stand cylinder, and slurry automatic conveying system 2 is regained slurry dish, and vacuum (-tight) housing 4 upwards promotes under 3 effects of vacuum (-tight) housing cylinder, departs from the upper surface of rollover stand 6;
14) rollover stand cylinder 5 promotes rollover stand 6 and falls to vacuum and take out the cylindric vacuum of material system and take out on the end face of batch can, takes out the end face of batch can combine closely with cylindric vacuum;
15) start vacuum and take out material system 7, by unnecessary slurry in the duct of vacuum pump system cleaning honeycomb substrate 9;
16) rollover stand 6 again promotes under 5 effects of rollover stand cylinder, honeycomb substrate automatic conveying system 8 move to rollover stand system under, rollover stand 6 falls, 10 exhausts of flexible clamping air bag, coated honeycomb substrate 9 drop on the honeycomb substrate frame of honeycomb substrate automatic conveying system 8 under Action of Gravity Field;
17) rollover stand 6 promotes under 5 effects of rollover stand cylinder, and honeycomb substrate automatic conveying system 8 is sent coated honeycomb substrate 9, completes honeycomb substrate Double End and applies;
Repeat above-mentioned steps 1)～17), go round and begin again, be the pattern of working continuously.
The specific embodiment two
For a coating machine for motor vehicle honeycomb substrate catalyst, with the specific embodiment one, difference is substantially:
The mould 11 of honeycomb substrate is the mould applying for the large honeycomb substrate of Diesel engine oxidation catalyst DOC.
The specific embodiment three
For a coating machine for motor vehicle honeycomb substrate catalyst, with the specific embodiment one, difference is substantially:
The mould 11 of honeycomb substrate is the mould applying for the large honeycomb substrate of Diesel engine selective catalytic reducing agent SCR.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention; make without departing from the inventive concept of the premise some alternative or obvious modification that are equal to; and performance or purposes identical, all should be considered as belonging to the present invention by the definite scope of patent protection of submitted to claims.
Claims (10)
1. the coating unit for motor vehicle honeycomb substrate catalyst, mainly comprise frame, be fixedly installed on upper rack rollover stand system, be fixedly installed on the vacuum (-tight) housing system of upper rack, the vacuum that is connected with frame lower takes out material system and vacuum pump system, and honeycomb substrate automatic conveying system and slurry automatic conveying system, it is characterized in that:
The rollover stand that described rollover stand system is mainly fixedly installed by rollover stand cylinder and cylinder club head thereof, be arranged on the mould of the honeycomb substrate in rollover stand, and flexible clamping air bag composition, described rollover stand cylinder provides power by air compressor, described flexible clamping air bag is arranged on the inner chamber of the mould of described honeycomb substrate, after inflation for clamping honeycomb substrate, make the honeycomb substrate can not landing and with rollover stand 180 ° of the upsets of moving, the function of rollover stand system is to continue to keep the clamping to honeycomb substrate, complete honeycomb substrate is carried out to bidirectional vacuum cleaning, and keep uniformity and the uniformity of honeycomb substrate coating,
Described vacuum (-tight) housing system is mainly by vacuum (-tight) housing cylinder, the vacuum (-tight) housing that the inside that is fixedly installed on the cylinder club head of described vacuum (-tight) housing cylinder is cavity, and be fixedly installed on the connection end composition that described vacuum (-tight) housing upper end is connected with described vacuum pump system by vacuum pipeline, described vacuum (-tight) housing cylinder provides power by air compressor, described vacuum (-tight) housing be positioned at described rollover stand directly over, the axis conllinear of the axis of described vacuum (-tight) housing and described rollover stand, the function of described vacuum (-tight) housing system is in the time that honeycomb substrate is carried out to vacuum covering, set up uniform vacuum covering pressure by vacuum pipeline, and the hole wall to honeycomb substrate applies automatically under vacuum covering pressure-acting.
2. the coating unit for motor vehicle honeycomb substrate catalyst as claimed in claim 1, is characterized in that:
The mould of described honeycomb substrate is according to the honeycomb substrate accessory processing of different size, and be fixed on rollover stand, the above and below of the mould of described honeycomb substrate is equipped with the flexible sealing bed course for sealing, the internal chamber wall shape of the mould of described honeycomb substrate and honeycomb substrate appearance similar, size is more bigger than honeycomb substrate.
3. the coating unit for motor vehicle honeycomb substrate catalyst as claimed in claim 2, is characterized in that:
The mould of described honeycomb substrate, the mould applying for the cellulor carrier of petrol engine three-way catalyst, the mould applying for the large honeycomb substrate of Diesel engine oxidation catalyst DOC, and the one of the mould applying for the large honeycomb substrate of Diesel engine selective catalytic reducing agent SCR.
4. the coating unit for motor vehicle honeycomb substrate catalyst as claimed in claim 3, is characterized in that:
Described vacuum pump system is by least one vavuum pump and electric controling part thereof, and vacuum tank composition, and the function of described vacuum pump system is to set up and keeping system vacuum, with meet vacuum covering such as large scale honeycomb substrate the demand to negative pressure.
5. the coating unit for motor vehicle honeycomb substrate catalyst as claimed in claim 4, is characterized in that:
Described vacuum is taken out material system and is fixedly installed on the just below to rollover stand, described vacuum takes out that material system is mainly taken out batch can by the vacuum being connected with vacuum pump system by vacuum pipeline and electromagnetic control components forms, described vacuum is taken out the axis conllinear of the axis of batch can and the axis of described vacuum (-tight) housing, described rollover stand, automatic centering when guaranteeing above-mentioned component movement, the function that described vacuum is taken out material system is that to keep vacuum to take out in batch can vacuum pressure uniform, bears the unnecessary slurry in pulp separation and cleaning honeycomb substrate hole wall.
6. the coating unit for motor vehicle honeycomb substrate catalyst as claimed in claim 5, is characterized in that:
Described slurry automatic conveying system be fixedly installed on work top just after, mainly formed by the slurry dish and the feed mechanism that are connected with metering pump system, the function of described slurry automatic conveying system is that automatic ration provides and supplement coating slurry.
7. the coating unit for motor vehicle honeycomb substrate catalyst as claimed in claim 6, is characterized in that:
Described honeycomb substrate automatic conveying system is fixedly installed on a side of work top, mainly be made up of honeycomb substrate frame and the conveying mechanism of putting honeycomb substrate, the function of described honeycomb substrate automatic conveying system is upper dress honeycomb substrate and downloads the honeycomb substrate after applying.
8. the coating unit for motor vehicle honeycomb substrate catalyst as claimed in claim 7, is characterized in that:
Described frame is the frame of being made by high duty metal section bar, and middle part is fixedly installed work top.
9. as the single end face painting method of the coating unit for motor vehicle honeycomb substrate catalyst of claim 1～8 any one, it has two kinds of work patterns, a kind of is that the single-piece that realizes catalyst test sample is drawn a design and the manual working pattern of equipment debugging, another kind is to realize the pattern of working continuously that catalyst prod is produced continuously automatically, it is characterized in that:
There are successively following steps:
1) start for the coating unit of motor vehicle honeycomb substrate catalyst, by honeycomb substrate automatic conveying system by honeycomb substrate to be coated be delivered to rollover stand under, and automatic centering location;
2) rollover stand cylinder promotes rollover stand and falls to setting height, and built-in flexible clamping airbag aeration also clamps honeycomb substrate, and described setting height is determined by the height of honeycomb substrate;
3) treat that honeycomb substrate clamping finishes, rollover stand upwards promotes under rollover stand cylinder action, and vacuum (-tight) housing moves down under vacuum (-tight) housing cylinder action, and is pressed on the upper surface of rollover stand, guarantees contact end face seal;
4) honeycomb substrate automatic conveying system automatic drawing back, slurry automatic conveying system by slurry dish push to rollover stand under, centering location;
5) rollover stand cylinder promotes rollover stand and falls to slurry liquid level appropriate location to immerse slurry, and the vacuum (-tight) housing being connected with vacuum pump system starts to vacuumize, and the slurry of extraction is through honeycomb substrate duct the even honeycomb substrate that applies;
6) rollover stand promotes under rollover stand cylinder action, slurry automatic conveying system automatic drawing back slurry dish, and vacuum (-tight) housing moves up under vacuum (-tight) housing cylinder action, departs from the upper surface of rollover stand;
7) the flexible clamping air bag of rollover stand system clamps coated honeycomb substrate and overturns 180 ° with rollover stand, and rollover stand cylinder promotes rollover stand and falls to vacuum and take out on the end face that the vacuum of material system takes out batch can, takes out the end face of batch can combine closely with vacuum;
8) start vacuum and take out material system, by unnecessary slurry in vacuum pump system cleaning honeycomb substrate duct;
9) rollover stand again promotes under rollover stand cylinder action, honeycomb substrate automatic conveying system move to rollover stand system under, rollover stand falls, flexible clamping air bags, and coated honeycomb substrate drop on the honeycomb substrate frame of honeycomb substrate automatic conveying system under Action of Gravity Field;
10) rollover stand system improving, honeycomb substrate automatic conveying system is sent coated honeycomb substrate, completes honeycomb substrate single end face and applies;
Repeat above-mentioned steps 1)～10), go round and begin again, be the pattern of working continuously.
10. as the Double End painting method of the coating unit for motor vehicle honeycomb substrate catalyst of claim 1～8 any one, it has two kinds of work patterns, a kind of is that the single-piece that realizes catalyst test sample is drawn a design and the manual working pattern of equipment debugging, another kind is to realize the pattern of working continuously that catalyst prod is produced continuously automatically, it is characterized in that:
There are successively following steps:
1) start for the coating unit of motor vehicle honeycomb substrate catalyst, by honeycomb substrate automatic conveying system by honeycomb substrate to be coated be delivered to rollover stand under, and automatic centering location;
2) rollover stand cylinder promotes rollover stand and falls to setting height, and built-in flexible clamping airbag aeration also clamps honeycomb substrate, and described setting height is determined by the height of honeycomb substrate;
3) treat that honeycomb substrate clamping finishes, rollover stand upwards promotes under rollover stand cylinder action, and vacuum (-tight) housing moves down under vacuum (-tight) housing cylinder action, and is pressed on the upper surface of rollover stand, guarantees contact end face seal;
4) honeycomb substrate automatic conveying system automatic drawing back, slurry automatic conveying system by slurry dish push to rollover stand under, centering location;
5) rollover stand cylinder promotes rollover stand and falls to slurry liquid level appropriate location to immerse slurry, and the vacuum (-tight) housing being connected with vacuum pump system starts to vacuumize, and the slurry of extraction is through honeycomb substrate duct the even half that applies honeycomb substrate;
6) rollover stand again promotes under rollover stand cylinder action, and slurry automatic conveying system is regained slurry dish, and vacuum (-tight) housing moves up under vacuum (-tight) housing cylinder action, departs from the upper surface of rollover stand;
7) rollover stand cylinder promotes rollover stand and falls to vacuum and take out on the end face that the vacuum of material system takes out batch can, takes out the end face of batch can combine closely with vacuum;
8) start vacuum and take out material system, by unnecessary slurry in vacuum pump system cleaning honeycomb substrate duct;
9) rollover stand again promotes under rollover stand cylinder action, and the honeycomb substrate that the clamping of flexible clamping air bag has applied half moves and overturns 180 ° with rollover stand;
10) vacuum (-tight) housing moves down under vacuum (-tight) housing cylinder action, and is pressed on the upper surface of rollover stand, guarantees contact end face seal;
11) slurry automatic conveying system by slurry dish push to rollover stand under, centering location;
12) rollover stand cylinder promotes rollover stand and falls to slurry liquid level appropriate location to immerse slurry, and the vacuum (-tight) housing being connected with vacuum pump system starts to vacuumize, and the slurry process honeycomb substrate duct of extraction also evenly applies second half of honeycomb substrate;
13) rollover stand upwards promotes under rollover stand cylinder action, and slurry automatic conveying system is regained slurry dish, and vacuum (-tight) housing upwards promotes under vacuum (-tight) housing cylinder action, departs from the upper surface of rollover stand;
14) rollover stand cylinder promotes rollover stand and falls to vacuum and take out on the end face that the vacuum of material system takes out batch can, and combines closely with the end face that vacuum is taken out batch can;
15) start vacuum and take out material system, by unnecessary slurry in vacuum pump system cleaning honeycomb substrate duct;
16) rollover stand again promotes under rollover stand cylinder action, honeycomb substrate automatic conveying system move to rollover stand system under, rollover stand falls, flexible clamping air bags, coated honeycomb substrate drop on the honeycomb substrate frame of honeycomb substrate automatic conveying system under Action of Gravity Field;
17) rollover stand promotes under rollover stand cylinder action, and honeycomb substrate automatic conveying system is sent coated honeycomb substrate, completes honeycomb substrate Double End and applies;
Repeat above-mentioned steps 1)～17), go round and begin again, be the pattern of working continuously.
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| CN201410035248.1A CN103769345B (en) | 2014-01-24 | 2014-01-24 | A kind of coating unit for motor vehicle honeycomb substrate catalyst and painting method |
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| CN104475300A (en) * | 2014-10-31 | 2015-04-01 | 芜湖普威技研有限公司 | Instrument panel cross beam oil immersion equipment |
| CN104841612A (en) * | 2015-05-19 | 2015-08-19 | 宁波德普福斯特环保科技有限公司 | Process device for coating denitration catalyst slurry |
| CN105234054A (en) * | 2015-10-22 | 2016-01-13 | 苏州莲池环保科技发展有限公司 | Automatic coating device |
| CN106732820A (en) * | 2015-11-23 | 2017-05-31 | 安徽艾可蓝节能环保科技有限公司 | A kind of ceramic monolith adsorption catalyst device |
| KR101768189B1 (en) * | 2015-12-09 | 2017-08-17 | 에이치앤파워(주) | Apparatus for coating catalytic activated material to honeycomb element |
| CN107519943A (en) * | 2017-08-16 | 2017-12-29 | 柳州申通汽车科技有限公司 | Automotive catgalyst slurry processing method |
| CN108745773A (en) * | 2018-08-21 | 2018-11-06 | 常州机电职业技术学院 | A kind of three-way catalytic converter carrier coating unit |
| CN113578657A (en) * | 2021-08-02 | 2021-11-02 | 芜湖全程智能科技有限公司 | Coating mechanism coating method |
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| CN107519943B (en) * | 2017-08-16 | 2020-07-14 | 柳州申通汽车科技有限公司 | Method for treating catalyst slurry for automobile |
| CN108745773A (en) * | 2018-08-21 | 2018-11-06 | 常州机电职业技术学院 | A kind of three-way catalytic converter carrier coating unit |
| CN113578657A (en) * | 2021-08-02 | 2021-11-02 | 芜湖全程智能科技有限公司 | Coating mechanism coating method |
| CN113648996A (en) * | 2021-08-02 | 2021-11-16 | 北京工业大学 | Preparation method of monolithic catalyst for catalytic oxidation of VOCs (volatile organic compounds) |
| CN113648996B (en) * | 2021-08-02 | 2024-03-29 | 北京工业大学 | Preparation method of monolithic catalyst for catalytic oxidation of VOCs |
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