CN102962179A - Paint spraying technique of plate radiator for transformer - Google Patents
Paint spraying technique of plate radiator for transformer Download PDFInfo
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- CN102962179A CN102962179A CN2012105376426A CN201210537642A CN102962179A CN 102962179 A CN102962179 A CN 102962179A CN 2012105376426 A CN2012105376426 A CN 2012105376426A CN 201210537642 A CN201210537642 A CN 201210537642A CN 102962179 A CN102962179 A CN 102962179A
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Abstract
The invention discloses a paint spraying technique of a plate radiator for a transformer. The paint spraying technique is implemented in paint spraying pools; the paint spraying pools consist of a priming paint spraying pool, an intermediate paint spraying pool and a finishing paint spraying pool; two support frames are arranged at the bottom of each paint spraying pool; the radiator is arranged on two support frames; inverted conical sinks are arranged at the bottoms of the paint spraying pools; paint spraying pumps are arranged on the lower parts of the inverted conical sinks, and are connected with paint spraying guns by hoses; and operators implement the paint spraying for the radiator through the paint spraying guns. The paint spraying technique comprises the following steps: a. inspecting the radiator; b. preparing the paint spraying pools; c. preparing paint; d. spraying priming paint; e. spraying intermediate paint; f. spraying finishing paint; and g. processing the surface. According to the paint spraying technique of the plate radiator for the transformer, disclosed by the invention, the thicknesses of paint films are uniform, so that the heat dissipation of the radiator is evener; the surface of the radiator is difficultly oxidized, so that the service life of the radiator is prolonged; and the productivity is high, so that the invalid working hours are shortened.
Description
Technical field
The present invention relates to the heat sink technology field, particularly relate to a kind of leaching paint technique of fin type heat radiator for transformer.
Background technology
Along with socioeconomic develop rapidly, the power industry of China is also going from strength to strength.Transformer is requisite power equipment in the power industry.Oil-filled transformer is more a kind of transformer that uses in the range transformer.Existing oil-filled transformer all is equipped with gilled radiator, guarantees the normal operation of transformer.
Radiator will paint its surface after assembly welding is complete, at present, all is to adopt manually to paint or spray paint, and have so following shortcoming: 1, film thickness is inhomogeneous, causes radiator heat-dissipation inhomogeneous; 2, some position paint film is thinner, in addition spraying less than, can cause these positions oxidized easily, shorten the service life of radiator; 3, production efficiency is low.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of leaching paint technique of fin type heat radiator for transformer, can solve problems of the prior art, and film thickness is even, and spreader surface is difficult for oxidized, and production efficiency is high.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: the leaching paint technique that a kind of fin type heat radiator for transformer is provided, comprise: this leaching paint technique is to carry out in the leaching paint pond, described leaching paint pond comprises priming paint leaching paint pond, intermediate coat leaching paint pond and finish paint leaching paint pond, each bottom, leaching paint pond is equipped with two bracing frames, radiator is placed on two bracing frames, be provided with the turbination bakie at the bottom of the leaching paint pond, the below of described turbination bakie is provided with the leaching paint pump, the leaching paint pump is connected with the leaching paint rifle by flexible pipe, the staff carries out leaching paint by the leaching paint rifle to radiator, and leaching paint technique may further comprise the steps:
A, radiator check: surface acid-washing phosphatization quality and inner quality to radiator check, guarantee that spreader surface is without burr, rust staining, overlap, welding wire, unit sheet deformation defect, it is clean and tidy clean that inner wall tube is wanted, without burr, overlap, welding wire, get rusty, the water droplet defective;
Prepare in b, leaching paint pond: whether the pipeline that checks the leaching paint rifle is unobstructed, in bottom, leaching paint pond, pours a small amount of diluent with clean plastic film pad into, open the leaching paint switch pump, whether the work that checks the leaching paint pump is normal, checks that connecting hose has or not breakage, confirms without unusual rear stand-by;
The preparation of c, paint: get priming paint, intermediate coat, finish paint with corresponding separately diluent, curing agent, in priming paint leaching paint pond, pour the priming paint diluent into, open the leaching paint pump, the solidifying priming paint agent poured into and stir;
Use paint filter that priming paint is filtered, pour in the priming paint leaching paint pond filtering good priming paint, add the priming paint diluent by standard, and stir;
According to the thickness requirement, will paint viscosity and transfer between 18 ~ 22s, slaking is 10 ~ 15 minutes again, and the observation of liquid state lacquer continues to stir, and a large amount of bubbles and block can not occur;
D, priming paint showering: the radiator that is up to the standards among the step a is sling with driving, the dead angle below the oil collecting pipe at radiator two ends is sprayed in advance, until do not reveal iron;
With frock the flange of radiator into and out of hydraulic fluid port sealed, with driving radiator is hung in the priming paint leaching paint pond again, the beginning leaching paint, at first showering is carried out at the radiator two ends, then radiator is carried out whole showering, divide the both sides that stand in the leaching paint pond to operate simultaneously by two people, two leaching paint rifles one in front and one in back, two rifles distances remains between 15 ~ 20cm;
After the whole group of whole showerings of radiator are complete, are placed on and carry out the first secondary control lacquer in the priming paint leaching paint pond, the control lacquer time is 4 ~ 6 minutes;
To sling through the radiator of the first secondary control lacquer with driving, and utilize compressed air that radiator is blown, lacquer knurl, the bubble on surface will be blown clean;
Radiator is winched to the second control lacquer position, carry out two secondary controls lacquer, hang in next group radiator in the leaching paint pond and prepare leaching paint, two secondary control lacquer times were 10 ~ 15 minutes;
With driving the radiator that coats with lacquer through two secondary controls is sling, rest on overhead 1.8 ~ 2.2 meters of height, and carry out the bottom with cylinder and repair, comprise sagging, drip, discovery has grinning effect to repair with spray gun at once, remnants on the flange face are painted with clean cloth sassafras clean, then radiator is winched to another station and carry out drying;
After the radiator of confirming to have drenched priming paint is done solid work, carry out the test of PASS, if test failure then carries out blasting treatment to spreader surface, then re-start the priming paint showering, so repeatedly, until the adhesive force test passes;
E, intermediate coat showering: the radiator integral after the PASS test passes in the steps d is turned over turnback, and with the remnants of spreader surface paint, the lacquer knurl, sagging is all polished with sand paper and is repaired, then carry out the intermediate coat showering, the intermediate coat showering is carried out in intermediate coat leaching paint pond, select intermediate coat and the diluent corresponding with it, curing agent, concrete steps are with reference to step b, c, d, when carrying out the PASS test, if test failure, then spreader surface is carried out blasting treatment, then re-start priming paint showering and intermediate coat showering, so repeatedly, until the adhesive force test passes;
F, finish paint showering: the radiator integral after the PASS test passes among the step e is turned over turnback, and with the remnants of spreader surface paint, the lacquer knurl, sagging is all polished with sand paper and is repaired, then carry out the finish paint showering, the finish paint showering is carried out in finish paint leaching paint pond, select finish paint and the diluent corresponding with it, curing agent, concrete steps are with reference to step b, c, d, when carrying out the PASS test, if test failure, then spreader surface is carried out blasting treatment, then re-start the priming paint showering, intermediate coat showering and finish paint showering, so repeatedly, until the adhesive force test passes;
G, surface treatment: process on the surface to the radiator that obtains among the step f, confirms surperficial no sag, coat of paint, burr, pollutant, and leaching paint is finished.
In a preferred embodiment of the present invention, the specification of the screen pack that described paint filter adopts is 80 ~ 100 orders.
In a preferred embodiment of the present invention, described priming paint adopts the epoxy phosphate yellow zinc chromate primer paint, and the priming paint diluent adopts epoxide diluent, and epoxy hardener is adopted in the solidifying priming paint agent.
In a preferred embodiment of the present invention, described intermediate coat adopts the epoxy micaceous iron intermediate coat, and the intermediate coat diluent adopts epoxide diluent, and the intermediate coat curing agent adopts epoxy hardener.
In a preferred embodiment of the present invention, described finish paint adopts polyurethane finish, and the finish paint diluent adopts the polyurethane diluent, and the finish paint curing agent adopts polyurethane curing agent.
In a preferred embodiment of the present invention, in the leaching paint process in steps d, e, f, whether the viscosity that paints every test in 1 hour meets coating specification, if do not meet, should add corresponding former lacquer, diluent and curing agent according to actual conditions.
In a preferred embodiment of the present invention, employing is coated with 4 glasss and carries out the viscosity test.
In a preferred embodiment of the present invention, paint vehicle in described priming paint leaching paint pond, intermediate coat leaching paint pond and the finish paint leaching paint pond is when reaching 8h between in use, lacquer is drained, taken out the plastic sheeting in the leaching paint pond, new plastic sheeting on the pad, again join lacquer, proceed again leaching paint.
The leaching paint technique of fin type heat radiator for transformer of the present invention has following beneficial effect:
1, film thickness is even, and radiator heat-dissipation is more even;
2, spreader surface be difficult for oxidized, long service life;
3, production efficiency is high, shortens invalid man-hour, uses the radiator of this leaching paint technique, and good product quality is durable in use, fully meets customer need.
Description of drawings
Fig. 1 is the flow chart of leaching paint technique one preferred embodiment of fin type heat radiator for transformer of the present invention;
Fig. 2 is the structural representation in described leaching paint pond;
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that protection scope of the present invention is made more explicit defining.
See also Fig. 1 and Fig. 2, the embodiment of the invention comprises:
A kind of leaching paint technique of fin type heat radiator for transformer, it is characterized in that, comprise: this leaching paint technique is to carry out in the leaching paint pond, described leaching paint pond comprises priming paint leaching paint pond, intermediate coat leaching paint pond and finish paint leaching paint pond, each bottom, leaching paint pond is equipped with two bracing frames, radiator is placed on two bracing frames, be provided with the turbination bakie at the bottom of the leaching paint pond, the below of described turbination bakie is provided with the leaching paint pump, described turbination bakie and leaching paint pump all are arranged on underground, the leaching paint pump is connected with the leaching paint rifle by flexible pipe, and the staff carries out leaching paint by the leaching paint rifle to radiator, and leaching paint technique may further comprise the steps:
A, radiator check: surface acid-washing phosphatization quality and inner quality to radiator check, guarantee that spreader surface is without burr, rust staining, overlap, welding wire, unit sheet deformation defect, it is clean and tidy clean that inner wall tube is wanted, without burr, overlap, welding wire, get rusty, the water droplet defective;
Prepare in b, leaching paint pond: whether the pipeline that checks the leaching paint rifle is unobstructed, and in bottom, leaching paint pond, prevention paint directly contacts with the leaching paint pond with clean plastic film pad, causes remaining paint cumulative, affects the lasting use in later stage; In the leaching paint pond, pour a small amount of diluent into, open the leaching paint switch pump, check whether the work of leaching paint pump is normal, check that connecting hose has or not breakage, confirm without unusual rear stand-by;
The preparation of c, paint: get priming paint, intermediate coat, finish paint with corresponding separately diluent, curing agent, in priming paint leaching paint pond, pour the priming paint diluent into, open the leaching paint pump, the solidifying priming paint agent poured into and stir;
Use paint filter that priming paint is filtered, pour in the priming paint leaching paint pond filtering good priming paint, add the priming paint diluent by standard, and stir;
To paint viscosity and transfer between 18 ~ 22s according to temperature, viscosity, thickness curve map, slaking is 10 ~ 15 minutes again, and the observation of liquid state lacquer continues to stir, and a large amount of bubbles and block can not occur;
D, priming paint showering: the radiator that is up to the standards among the step a is sling with driving, the dead angle below the oil collecting pipe at radiator two ends is sprayed in advance, until do not reveal iron;
With frock the flange of radiator into and out of hydraulic fluid port sealed, in order to avoid during showering, paint enters radiator inside, with driving a vehicle radiator is hung in the priming paint leaching paint pond again, the beginning leaching paint, at first showering is carried out at the radiator two ends, then radiator is carried out whole showering, divide the both sides that stand in the leaching paint pond to operate simultaneously by two people, two leaching paint rifles one in front and one in back, two rifles distance remains between 15 ~ 20cm, and the movement of leaching paint rifle will be consistent, and can not have the holiday phenomenon to occur;
After the whole group of whole showerings of radiator are complete, are placed on and carry out the first secondary control lacquer in the priming paint leaching paint pond, the control lacquer time is 4 ~ 6 minutes;
To sling through the radiator of the first secondary control lacquer with driving, and utilize compressed air that radiator is blown, surperficial lacquer knurl, bubble are blown clean, emphasis is in the place such as under oil collecting pipe, the reinforcement, between sheet.
Radiator is winched to the second control lacquer position, carry out two secondary controls lacquer, hang in next group radiator in the leaching paint pond and prepare leaching paint, two secondary control lacquer times were 10 ~ 15 minutes;
With driving the radiator that coats with lacquer through two secondary controls is sling, rest on overhead 1.8 ~ 2.2 meters of height, and carry out the bottom with cylinder and repair, comprise sagging, drip, discovery has grinning effect to repair with spray gun at once, remnants on the flange face are painted with clean cloth sassafras clean, then radiator is winched to another station and carry out drying;
After the radiator of confirming to have drenched priming paint is done solid work, carry out the test of PASS, if test failure, analyze first and produce reason, producing reason has following several: one, the priming paint surface does not parch fully, two, ground is dealt with improperly, three, the proportioning of paint is incorrect, if reason one waits for that then priming paint parches fully, carry out again next procedure, if reason two or reason three are then carried out blasting treatment to spreader surface, then re-start the priming paint showering, so repeatedly, until the adhesive force test passes;
E, intermediate coat showering: the radiator integral after the PASS test passes in the steps d is turned over turnback, and with the remnants of spreader surface paint, the lacquer knurl, sagging is all polished with sand paper and is repaired, then carry out the intermediate coat showering, the intermediate coat showering is carried out in intermediate coat leaching paint pond, select intermediate coat and the diluent corresponding with it, curing agent, concrete steps are with reference to step b, c, d, when carrying out the PASS test, if test failure, then spreader surface is carried out blasting treatment, then re-start priming paint showering and intermediate coat showering, so repeatedly, until the adhesive force test passes;
Radiator integral is turned over turnback carry out again the intermediate coat showering, can guarantee like this uniformity of thickness, guarantee product quality;
F, finish paint showering: the radiator integral after the PASS test passes among the step e is turned over turnback, and with the remnants of spreader surface paint, the lacquer knurl, sagging is all polished with sand paper and is repaired, then carry out the finish paint showering, the finish paint showering is carried out in finish paint leaching paint pond, select finish paint and the diluent corresponding with it, curing agent, concrete steps are with reference to step b, c, d, when carrying out the PASS test, if test failure, then spreader surface is carried out blasting treatment, then re-start the priming paint showering, intermediate coat showering and finish paint showering, so repeatedly, until the adhesive force test passes;
Radiator integral is turned over turnback carry out again the finish paint showering, can guarantee like this uniformity of thickness, guarantee product quality;
G, surface treatment: process on the surface to the radiator that obtains among the step f, confirms surperficial no sag, coat of paint, burr, pollutant, and leaching paint is finished.
The specification of the screen pack that described paint filter adopts is 80 ~ 100 orders.
Described priming paint adopts the epoxy phosphate yellow zinc chromate primer paint, and the priming paint diluent adopts epoxide diluent, and epoxy hardener is adopted in the solidifying priming paint agent.
Described intermediate coat adopts the epoxy micaceous iron intermediate coat, and the intermediate coat diluent adopts epoxide diluent, and the intermediate coat curing agent adopts epoxy hardener.
Described finish paint adopts polyurethane finish, and the finish paint color is selected according to customer requirement, and the finish paint diluent adopts the polyurethane diluent, and the finish paint curing agent adopts polyurethane curing agent.
In the leaching paint process in steps d, e, f, whether the viscosity that paints every test in 1 hour meets coating specification, if do not meet, should add corresponding former lacquer, diluent and curing agent according to actual conditions, guarantees the leaching paint quality;
Employing is coated with 4 glasss and carries out the viscosity test.
Paint vehicle in described priming paint leaching paint pond, intermediate coat leaching paint pond and the finish paint leaching paint pond when reaching 8h between in use (be 12h winter), is drained lacquer, takes out the plastic sheeting in the leaching paint pond, and new plastic sheeting on the pad is joined lacquer again, proceeds leaching paint again.
The leaching paint technique of fin type heat radiator for transformer of the present invention, have following beneficial effect: film thickness is even, and radiator heat-dissipation is more even; Spreader surface is difficult for oxidized, long service life; Production efficiency is high, shortens invalid man-hour, uses the radiator of this leaching paint technique, and good product quality is durable in use, fully meets customer need.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (8)
1. the leaching paint technique of a fin type heat radiator for transformer, it is characterized in that, comprise: this leaching paint technique is to carry out in the leaching paint pond, described leaching paint pond comprises priming paint leaching paint pond, intermediate coat leaching paint pond and finish paint leaching paint pond, each bottom, leaching paint pond is equipped with two bracing frames, radiator is placed on two bracing frames, be provided with the turbination bakie at the bottom of the leaching paint pond, the below of described turbination bakie is provided with the leaching paint pump, the leaching paint pump is connected with the leaching paint rifle by flexible pipe, the staff carries out leaching paint by the leaching paint rifle to radiator, and leaching paint technique may further comprise the steps:
A, radiator check: surface acid-washing phosphatization quality and inner quality to radiator check;
Prepare in b, leaching paint pond: whether the pipeline that checks the leaching paint rifle is unobstructed, in bottom, leaching paint pond, pours diluent with clean plastic film pad into, open the leaching paint switch pump, whether the work that checks the leaching paint pump is normal, checks that connecting hose has or not breakage, confirms without unusual rear stand-by;
The preparation of c, paint: prepare priming paint, intermediate coat, finish paint with corresponding separately diluent, curing agent, in priming paint leaching paint pond, pour the priming paint diluent into, open the leaching paint pump, the solidifying priming paint agent poured into and stir;
Use paint filter that priming paint is filtered, pour in the priming paint leaching paint pond filtering good priming paint, add the priming paint diluent by standard, and stir;
According to the thickness requirement, will paint viscosity and transfer between 18 ~ 22s, slaking is 10 ~ 15 minutes again, and the observation of liquid state lacquer continues to stir, and a large amount of bubbles and block can not occur;
D, priming paint showering: the radiator that is up to the standards among the step a is sling with driving, the dead angle below the oil collecting pipe at radiator two ends is sprayed in advance, until do not reveal iron;
With frock the flange of radiator into and out of hydraulic fluid port sealed, with driving radiator is hung in the priming paint leaching paint pond again, the beginning leaching paint, at first showering is carried out at the radiator two ends, then radiator is carried out whole showering, divide the both sides that stand in the leaching paint pond to operate simultaneously by two people, two leaching paint rifles one in front and one in back, two rifles distances remains between 15 ~ 20cm;
After the whole group of whole showerings of radiator are complete, are placed on and carry out the first secondary control lacquer in the priming paint leaching paint pond, the control lacquer time is 4 ~ 6 minutes;
To sling through the radiator of the first secondary control lacquer with driving, and utilize compressed air that radiator is blown, lacquer knurl, the bubble on surface will be blown clean;
Radiator is winched to the second control lacquer position, carry out two secondary controls lacquer, hang in next group radiator in the leaching paint pond and prepare leaching paint, two secondary control lacquer times were 10 ~ 15 minutes;
With driving the radiator that coats with lacquer through two secondary controls is sling, rest on overhead 1.8 ~ 2.2 meters of height, and carry out the bottom with cylinder and repair, discovery has grinning effect to repair with spray gun at once, remnants on the flange face are painted with clean cloth sassafras clean, then radiator is winched to another station and carry out drying;
After the radiator of confirming to have drenched priming paint is done solid work, carry out the test of PASS, if test failure then carries out blasting treatment to spreader surface, then re-start the priming paint showering, so repeatedly, until the adhesive force test passes;
E, intermediate coat showering: the radiator integral after the PASS test passes in the steps d is turned over turnback, and with the remnants of spreader surface paint, the lacquer knurl, sagging is all polished with sand paper and is repaired, then carry out the intermediate coat showering, the intermediate coat showering is carried out in intermediate coat leaching paint pond, select intermediate coat and the diluent corresponding with it, curing agent, concrete steps are with reference to step b, c, d, when carrying out the PASS test, if test failure, then spreader surface is carried out blasting treatment, then re-start priming paint showering and intermediate coat showering, so repeatedly, until the adhesive force test passes;
F, finish paint showering: the radiator integral after the PASS test passes among the step e is turned over turnback, and with the remnants of spreader surface paint, the lacquer knurl, sagging is all polished with sand paper and is repaired, then carry out the finish paint showering, the finish paint showering is carried out in finish paint leaching paint pond, select finish paint and the diluent corresponding with it, curing agent, concrete steps are with reference to step b, c, d, when carrying out the PASS test, if test failure, then spreader surface is carried out blasting treatment, then re-start the priming paint showering, intermediate coat showering and finish paint showering, so repeatedly, until the adhesive force test passes;
G, surface treatment: process on the surface to the radiator that obtains among the step f.
2. the leaching paint technique of fin type heat radiator for transformer according to claim 1 is characterized in that, the specification of the screen pack that described paint filter adopts is 80 ~ 100 orders.
3. the leaching paint technique of fin type heat radiator for transformer according to claim 1 is characterized in that, described priming paint adopts the epoxy phosphate yellow zinc chromate primer paint, and the priming paint diluent adopts epoxide diluent, and epoxy hardener is adopted in the solidifying priming paint agent.
4. the leaching paint technique of fin type heat radiator for transformer according to claim 1 is characterized in that, described intermediate coat adopts the epoxy micaceous iron intermediate coat, and the intermediate coat diluent adopts epoxide diluent, and the intermediate coat curing agent adopts epoxy hardener.
5. the leaching paint technique of fin type heat radiator for transformer according to claim 1 is characterized in that, described finish paint adopts polyurethane finish, and the finish paint diluent adopts the polyurethane diluent, and the finish paint curing agent adopts polyurethane curing agent.
6. the leaching paint technique of fin type heat radiator for transformer according to claim 1, it is characterized in that, in the leaching paint process in steps d, e, f, whether the viscosity every 1 hour test paint meets coating specification, if do not meet, should add corresponding former lacquer, diluent and curing agent according to actual conditions.
7. the leaching paint technique of fin type heat radiator for transformer according to claim 6 is characterized in that, employing is coated with 4 glasss and carries out the viscosity test.
8. the leaching paint technique of fin type heat radiator for transformer according to claim 1, it is characterized in that, paint vehicle in described priming paint leaching paint pond, intermediate coat leaching paint pond and the finish paint leaching paint pond, when reaching 8h in use, lacquer is drained, taken out the plastic sheeting in the leaching paint pond, new plastic sheeting on the pad, again join lacquer, proceed again leaching paint.
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| CN105107697A (en) * | 2015-08-31 | 2015-12-02 | 重庆望变电气（集团）股份有限公司 | Environment-friendly paint spraying technology |
| CN108063041A (en) * | 2017-12-08 | 2018-05-22 | 沈阳天通电气有限公司 | A kind of on-line processing method and equipment for manufacturing high-tension transformer lumen of radiator |
| CN109396004A (en) * | 2017-08-17 | 2019-03-01 | 河南森源重工有限公司 | A kind of fin type heat radiator for transformer method of lacquering |
| CN110211774A (en) * | 2019-06-17 | 2019-09-06 | 常州腾奇电器有限公司 | Transformer aluminium alloy gilled radiator and its production technology |
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| CN114798289A (en) * | 2022-05-24 | 2022-07-29 | 建新赵氏科技股份有限公司 | Spraying method for automobile frameless sealing strip |
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| CN105107697A (en) * | 2015-08-31 | 2015-12-02 | 重庆望变电气（集团）股份有限公司 | Environment-friendly paint spraying technology |
| CN109396004A (en) * | 2017-08-17 | 2019-03-01 | 河南森源重工有限公司 | A kind of fin type heat radiator for transformer method of lacquering |
| CN108063041A (en) * | 2017-12-08 | 2018-05-22 | 沈阳天通电气有限公司 | A kind of on-line processing method and equipment for manufacturing high-tension transformer lumen of radiator |
| CN108063041B (en) * | 2017-12-08 | 2019-07-05 | 沈阳天通电气有限公司 | A kind of on-line processing method and equipment manufacturing high-tension transformer lumen of radiator |
| CN110497615A (en) * | 2019-02-21 | 2019-11-26 | 广州捷和电子科技有限公司 | A kind of showering formula 3D printing equipment |
| CN110211774A (en) * | 2019-06-17 | 2019-09-06 | 常州腾奇电器有限公司 | Transformer aluminium alloy gilled radiator and its production technology |
| CN111515103A (en) * | 2020-03-16 | 2020-08-11 | 浙江和美集成新材料科技有限公司 | Metal material finish paint flow coating construction process |
| CN114798289A (en) * | 2022-05-24 | 2022-07-29 | 建新赵氏科技股份有限公司 | Spraying method for automobile frameless sealing strip |
| CN114798289B (en) * | 2022-05-24 | 2023-08-25 | 建新赵氏科技股份有限公司 | Spraying method for frameless sealing strip of automobile |
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