CN110302928A - A kind of protective layer coating unit - Google Patents
A kind of protective layer coating unit Download PDFInfo
- Publication number
- CN110302928A CN110302928A CN201910561031.7A CN201910561031A CN110302928A CN 110302928 A CN110302928 A CN 110302928A CN 201910561031 A CN201910561031 A CN 201910561031A CN 110302928 A CN110302928 A CN 110302928A
- Authority
- CN
- China
- Prior art keywords
- spray
- protective layer
- liquid containing
- coating unit
- layer coating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011241 protective layer Substances 0.000 title claims abstract description 89
- 238000000576 coating method Methods 0.000 title claims abstract description 33
- 239000011248 coating agent Substances 0.000 title claims abstract description 32
- 239000007921 spray Substances 0.000 claims abstract description 133
- 239000007788 liquid Substances 0.000 claims abstract description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000001727 in vivo Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 abstract description 12
- 238000007254 oxidation reaction Methods 0.000 abstract description 9
- 230000003647 oxidation Effects 0.000 abstract description 8
- 239000003814 drug Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 6
- 230000003078 antioxidant effect Effects 0.000 abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- 229910052802 copper Inorganic materials 0.000 description 10
- 239000010949 copper Substances 0.000 description 10
- 230000003064 anti-oxidating effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007605 air drying Methods 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/40—Construction elements specially adapted therefor, e.g. floors, walls or ceilings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/90—Spray booths comprising conveying means for moving objects or other work to be sprayed in and out of the booth, e.g. through the booth
- B05B16/95—Spray booths comprising conveying means for moving objects or other work to be sprayed in and out of the booth, e.g. through the booth the objects or other work to be sprayed lying on, or being held above the conveying means, i.e. not hanging from the conveying means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
- B05B9/0423—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material for supplying liquid or other fluent material to several spraying apparatus
Landscapes
- Spray Control Apparatus (AREA)
Abstract
A kind of protective layer coating unit is provided with delivery section for conveying workpiece to be coated；Spray system includes water pump, spray main pipeline, spray connecting pipe, multiple spray subtubes and multiple spray heads；It is longitudinally disposed to spray main pipeline, it sprays connecting pipe to be laterally arranged, spray main pipeline lower end is connected to water pump, and upper end is connected to spray connecting pipe, the one end of multiple spray subtubes is equidistantly connected to spray connecting pipe, and each spray subtube is uniformly connected to multiple spray heads；Protective layer liquid containing cavity is set to the lower section of delivery section, and water pump is located in protective layer liquid containing cavity.Protective layer coating unit provided by the invention; solving needs to be immersed in PCB circuit board in cylinder body type oxidation in the prior art; caused operating efficiency is low, the technical problem of liquid medicine waste and quality of oxide layer difference, realizes the good technical effect of pile line operation, high-efficient, PCB circuit board antioxidant effect.
Description
Technical field
The present invention relates to the technical fields of circuit board processing unit (plant), more particularly to a kind of protective layer coating unit.
Background technique
Printed circuit board (PCB circuit board), also known as printed circuit board are the suppliers of electronic component electrical connection.It presses
Single sided board, dual platen, four laminates, six laminates and other multilayer circuit boards can be divided into according to the wiring board number of plies.Using circuit board
Major advantage is to greatly reduce the mistake of wiring and assembly, improves the gentle productive labor rate of Automated water.PCB circuit board is electricity
Most basic sub- product is also most crucial component, and PCB circuit board is more and more extensive to apply to each electronic product and large scale equipment
And on device.The quality requirement of PCB circuit board is also higher and higher, wherein has announcement in the prior art: since PCB circuit board exists
In production process copper face can it is exposed in air, and copper face contacts with air and be easy to cause oxidation, therefore has oxidation
Technology, the device include containing anti-oxidation liquid medicine/other industrial treatment liquid cylinder body, and PCB circuit board is immersed in by operator
In above-mentioned cylinder body, layer oxide film will form in the copper face of PCB circuit board in this way, to obstruct contact of the copper with air, reach guarantor
The effect of copper face is protected, then after blower dries up, part can be gone out into next manufacturing procedure.There are following to lack for above-mentioned device
It falls into: because of the immersion work of the above-mentioned PCB circuit board of manual operation, causing operating efficiency low；In addition, PCB circuit board is impregnated and is fished out again
After out, it is easy to there is the anti-oxidation liquid medicine of residual to be dropped in the places such as ground, oxygen chemical drug is also caused while polluting
The waste of water；And the thickness that the copper face of PCB circuit board is formed by oxide layer is difficult to ensure uniformly.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of protective layer coating unit, solves in the prior art
PCB circuit board need to be immersed in cylinder body type oxidation, caused operating efficiency is low, liquid medicine wastes and quality of oxide layer is poor
The technical issues of, realize the good technical effect of pile line operation, high-efficient, PCB circuit board antioxidant effect.
To achieve the goals above, the invention provides the following technical scheme:
A kind of protective layer coating unit, including assembly line conveying device, spray system and protective layer liquid containing cavity；Institute
Stating assembly line conveying device includes delivery section and support base, and the delivery section is located at the top of the support base, for defeated
Send workpiece to be coated；The spray system includes water pump, spray main pipeline, spray connecting pipe, multiple spray subtubes and more
A spray head；The spray main pipeline is longitudinally disposed, and the spray connecting pipe is laterally arranged, and the spray main pipeline lower end connects
Lead to the water pump, upper end is connected to the spray connecting pipe, and the one end of the multiple spray subtube is equidistantly and institute
Spray connecting pipe connection is stated, each spray subtube is uniformly connected to multiple spray heads, the multiple spray subtube
The top of the workpiece to be coated is set, and the multiple spray head is open towards the workpiece to be coated；The protective layer liquid
Receiving cavity is set to the lower section of the delivery section, and the water pump is located in the protective layer liquid containing cavity, for that will protect
Layer liquid suction is to spray the workpiece to be coated.
Further, the upper surface of the protective layer liquid containing cavity is equipped with charging opening, the protective layer liquid containing
The side surface of cavity is equipped with Discharge outlet, bottom surface of the Discharge outlet close to the protective layer liquid containing cavity.
Further, the spray system further includes cavity upper cover, and the cavity upper cover is placed on the protective layer liquid containing
The top of cavity, the multiple spray subtube and the multiple spray head are contained in the cavity upper cover.
Further, the side of the cavity upper cover offers watch window, the front and back difference of the cavity upper cover
Equipped with front apron and rear baffle.
Further, the support base includes spaced first support portion and the second support portion, the protective layer liquid
Body receiving cavity is set between first support portion and second support portion.
Further, the upper end of the spray main pipeline is set as crooked pipeline.
Further, the one end of the spray subtube is set as crooked pipeline.
Further, inclination withdrawal liquid portion, the inclination withdrawal liquid portion are equipped in the protective layer liquid containing cavity
The lower section of the spray head is set.
Beneficial effects of the present invention:
Protective layer coating unit provided by the invention, including assembly line conveying device, spray system and protective layer liquid hold
Receive cavity, wherein assembly line conveying device includes delivery section and support base, and delivery section is located at the top of support base, is used for
Convey workpiece to be coated；Spray system includes water pump, spray main pipeline, spray connecting pipe, multiple spray subtubes and multiple
Spray head；It is longitudinally disposed to spray main pipeline, spray connecting pipe is laterally arranged, and spray main pipeline lower end is connected to water pump, upper end
It is connected to spray connecting pipe, the one end of multiple spray subtubes is equidistantly connected to spray connecting pipe, each spray point
Pipeline is uniformly connected to multiple spray heads, and multiple spray subtubes are arranged in the tops of workpiece to be coated, multiple spray heads openings towards to
Coating workpieces；Protective layer liquid containing cavity is set to the lower section of delivery section, and water pump is located in protective layer liquid containing cavity, is used for
Protective layer liquid is aspirated to spray workpiece to be coated.By the protective layer coating unit, conveyed by assembly line conveying device
Workpiece to be coated, then sprayed by the workpiece to be coated that spray system comes to conveying, avoid artificial dip operation, efficiency
It is high；Further, since the one end of multiple spray subtubes is equidistantly connected to spray connecting pipe, each spray subtube is uniform
Multiple spray heads are connected to, the top of workpiece to be coated is arranged in multiple spray subtubes, and multiple spray heads are open towards workpiece to be coated,
That is multiple spray heads uniformly spray the workpiece to be coated in transmission process, therefore can guarantee and pass through assembly line conveying device
The workpiece surface to be coated to come uniformly armor coated liquid is conveyed, so that workpiece surface to be coated is formed by oxide layer matter
It measures；In addition, protective layer liquid containing cavity is set to the lower section of delivery section, convenient for the protective layer during workpiece to be coated spray
Liquids recovery avoids protective layer fluid waste and pollution environment to protective layer liquid containing cavity can be recycled.The present invention
The protective layer coating unit of offer, solving needs to be immersed in PCB circuit board in cylinder body type oxidation in the prior art, leads
The operating efficiency of cause is low, liquid medicine wastes and the technical problem of quality of oxide layer difference, realizes pile line operation, high-efficient, PCB line
The good technical effect of the antioxidant effect of road plate.
Detailed description of the invention
Fig. 1 is the overall schematic of the protective layer coating unit of the embodiment of the present invention；
Fig. 2 is the protective layer coating unit partial structural diagram of the embodiment of the present invention.
In figure, 11-delivery sections, 12-support bases, the 121-the first support portion, the 122-the second support portion, 21-water
Pump, 22-spray main pipelines, 23-spray connecting pipes, 24-spray subtubes, 25-spray heads, 26-cavity upper covers, 261-
Watch window, 262-front aprons, 263-rear baffles, 30-protective layer liquid containing cavitys, 31-charging openings, 32-discharges
Outlet, 33-inclination withdrawal liquid portions, 50-workpiece to be coated
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
Referring to Fig. 1 and Fig. 2, Fig. 1 is the overall schematic of the protective layer coating unit of the embodiment of the present invention, and Fig. 2 is this hair
The protective layer coating unit partial structural diagram of bright embodiment.
The present embodiment provides a kind of protective layer coating units, for applying on the copper face of PCB circuit board (workpiece to be coated)
Oxidation resistant protective layer is covered, avoids copper face and air that oxidation reaction occurs, achievees the effect that the copper face for protecting PCB circuit board, reduces
Doing over again for PCB circuit board is more to provide the quality of PCB circuit board.
Referring specifically to Fig. 1 and Fig. 2, the protective layer coating unit of the present embodiment includes assembly line conveying device, spray system
With protective layer liquid containing cavity 30, wherein assembly line conveying device includes delivery section 11 and support base 12, and delivery section 11 has
Body can be by mechanisms such as conveyer belt, the conveyer chains of the power source drives such as motor, and delivery section 11 is located at the top of support base 12,
For conveying workpiece 50 to be coated；Spray system includes water pump 21, spray main pipeline 22, spray connecting pipe 23, multiple sprays
Subtube 24 and multiple spray heads 25；It is longitudinally disposed to spray main pipeline 22, the laterally setting of spray connecting pipe 23 sprays main pipeline 22
Lower end be connected to water pump 21, thereon end with spray connecting pipe 23 be connected to, it is preferable that spray main pipeline 22 upper end and
The middle part connection of connecting pipe 23 is sprayed, the one end of multiple spray subtubes 24 is along the length direction for spraying connecting pipe 23
It is equidistantly connected to spray connecting pipe 23, each spray subtube 24 is uniformly connected to multiple spray heads 25, multiple spray subtubes
24 are arranged in the top of workpiece 50 to be coated, and multiple spray heads 25 are open towards workpiece 50 to be coated；Protective layer liquid containing cavity
30 are set to the lower section of delivery section 11, and water pump 21 is located in protective layer liquid containing cavity 30, for by protective layer liquid aspirate with
It sprays on workpiece 50 to be coated.
When carrying out the coating processes of pcb board using the protective layer coating unit, workpiece 50 to be coated is placed on delivery section 11
On, workpiece 50 to be coated is conveyed by assembly line conveying device, then carried out by the workpiece to be coated 50 that spray system comes to conveying
Spray, avoids artificial dip operation, high-efficient；Further, since the one end of multiple spray subtubes 24 equidistantly connects with spray
Adapter tube road 23 is connected to, and each spray subtube 24 is uniformly provided with multiple spray heads 25, and multiple spray subtubes 24 are arranged to be coated
The top of workpiece 50, in coating procedure, multiple spray heads 50 on each spray subtube 24 are open towards workpiece to be coated, also
It is to say that multiple spray heads 25 uniformly spray the workpiece to be coated 50 in transmission process, therefore can guarantee and pass through assembly line conveying device
50 surface of workpiece to be coated to come uniformly armor coated liquid is conveyed, so that 50 surface of workpiece to be coated is formed by oxidation
Layer is high-quality；In addition, protective layer liquid containing cavity 30 is set to the lower section of delivery section 11, process is sprayed convenient for workpiece 50 to be coated
In protective layer liquids recovery avoid protective layer fluid waste and dirt to protective layer liquid containing cavity 30 can be recycled
Contaminate environment.Protective layer coating unit provided by the invention, the spray of an achievable workpiece 50 to be coated in the time of 3s-5s,
Solving needs to be immersed in PCB circuit board in cylinder body type oxidation in the prior art, and caused operating efficiency is low, liquid medicine is unrestrained
Take and the technical problem of quality of oxide layer difference, it is good to realize pile line operation, high-efficient, PCB circuit board antioxidant effect
Technical effect.
In addition, referring to Fig. 1 and Fig. 2, for the ease of protecting to protective layer liquid is added in protective layer liquid containing cavity 30
The upper surface of layer liquid containing cavity 30 is equipped with charging opening 31, from charging opening 31 toward protective layer liquid containing cavity 30 in plus
Enter protective layer liquid；In addition, also for being convenient for replacing protective layer liquid containing cavity 30 protective layer liquid, or cleaning should
Protective layer liquid, the side surface of protective layer liquid containing cavity 30 is additionally provided with Discharge outlet 32, and Discharge outlet 32 is close to protection
The bottom surface of layer liquid containing cavity 30, convenient for discharge.Wherein it is preferred to protective layer liquid is novel environment friendly copper antioxidant,
Concrete model is MS0424.
In addition, the spray system of the present embodiment further includes cavity upper cover 26 referring to Fig. 1, which is placed on protection
The top of layer liquid containing cavity 30, multiple spray subtubes 24 and multiple spray heads 25 are contained in cavity upper cover 26 at this time, are kept away
During exempting from the spray coating of protective layer liquid, due to having collision that protective layer liquid splash is caused to arrive with 50 surface of workpiece to be coated
Outside protective layer liquid containing cavity 30, pollute.
Further, referring to fig. 2, the side of cavity upper cover 26 offers watch window 261, supervises in real time convenient for monitoring personnel
Examine coating situation；In addition, the front and back of cavity upper cover 26 is respectively equipped with front apron 262 and rear baffle 263, further avoid
During the spray coating of protective layer liquid, it is splashed to outside protective layer liquid containing cavity 30, pollutes.
Specifically, referring to fig. 2, support base 12 includes spaced first support portion 121 and the second support portion 122,
Protective layer liquid containing cavity 30 is set between the first support portion 121 and the second support portion 122, simplifies apparatus structure, even more just
In the assembly of each part.
Preferably, referring to fig. 2, spray main pipeline 22 upper end be set as crooked pipeline, convenient for spray main pipeline 22 with
The connection design between connecting pipe 23 is sprayed, protective layer liquid smooth outflow in pipeline is also convenient for, i.e., from spray main pipeline
22 smooth outflows avoid right-angled bend from increasing the resistance of protective layer liquid flowing to spray connecting pipe 23.
Preferably, referring to fig. 2, spray subtube 24 one end be set as crooked pipeline, convenient for spray subtube 24 with
The connection design between connecting pipe 23 is sprayed, protective layer liquid smooth outflow in pipeline is also convenient for, i.e., from spray connecting tube
23 smooth outflow of road avoids right-angled bend from increasing the resistance of protective layer liquid flowing to each spray subtube 24.
In addition, referring to fig. 2, in order to further be convenient for the protective layer liquids recovery during workpiece 50 to be coated spray to guarantor
In sheath liquid containing cavity 30, it is equipped with inclination withdrawal liquid portion 33 in protective layer liquid containing cavity 30, tilts recovered liquid
The lower section of spray head 50 is arranged in body portion 33.
In addition, for the ease of removing moisture quickly through heated-air drying after workpiece 50 to be coated coating, so that surface shape
At a kind of anti-oxidation protective layer, therefore drying unit can be added above the delivery section 11 of the protective layer coating unit.
The above examples are only used to illustrate the technical scheme of the present invention and are not limiting, referring to preferred embodiment to the present invention into
Go detailed description, it will be appreciated by those skilled in the art that modification or equivalent replacement of the technical solution of the present invention are made, and
The objective of the technical program and the scheme of range are not departed from, should all be covered in scope of the presently claimed invention.
Claims (8)
1. a kind of protective layer coating unit, which is characterized in that the protective layer coating unit includes:
Assembly line conveying device, spray system and protective layer liquid containing cavity；
The assembly line conveying device includes delivery section and support base, and the delivery section is located at the top of the support base,
For conveying workpiece to be coated；
The spray system includes water pump, spray main pipeline, spray connecting pipe, multiple spray subtubes and multiple spray heads；Institute
It is longitudinally disposed to state spray main pipeline, the spray connecting pipe laterally setting, the spray main pipeline lower end is connected to the water
Pump, upper end are connected to the spray connecting pipe, and the one end of the multiple spray subtube equidistantly connects with the spray
The connection of adapter tube road, each spray subtube are uniformly connected to multiple spray heads, and the multiple spray subtube is arranged in institute
The top of workpiece to be coated is stated, the multiple spray head is open towards the workpiece to be coated；
The protective layer liquid containing cavity is set to the lower section of the delivery section, and the water pump is located at the protective layer liquid containing
In cavity, for aspirating protective layer liquid to spray the workpiece to be coated.
2. protective layer coating unit according to claim 1, it is characterised in that: the protective layer liquid containing cavity it is upper
Surface is equipped with charging opening, and the side surface of the protective layer liquid containing cavity is equipped with Discharge outlet, and the Discharge outlet is close
The bottom surface of the protective layer liquid containing cavity.
3. protective layer coating unit according to claim 1, it is characterised in that: the spray system further includes on cavity
Lid, the cavity upper cover are placed on the top of the protective layer liquid containing cavity, the multiple spray subtube and the multiple
Spray head is contained in the cavity upper cover.
4. protective layer coating unit according to claim 3, it is characterised in that: the side of the cavity upper cover offers sight
Window is examined, the front and back of the cavity upper cover is respectively equipped with front apron and rear baffle.
5. protective layer coating unit according to claim 1, it is characterised in that: the support base includes spaced
First support portion and the second support portion, the protective layer liquid containing cavity are set to first support portion and second support
Between portion.
6. protective layer coating unit according to claim 1, it is characterised in that: the upper end of the spray main pipeline
It is set as crooked pipeline.
7. protective layer coating unit according to claim 1, it is characterised in that: the one end of the spray subtube
It is set as crooked pipeline.
8. -7 any protective layer coating unit according to claim 1, it is characterised in that: the protective layer liquid containing chamber
It is equipped with inclination withdrawal liquid portion in vivo, the lower section of the spray head is arranged in the inclination withdrawal liquid portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910561031.7A CN110302928A (en) | 2019-06-26 | 2019-06-26 | A kind of protective layer coating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910561031.7A CN110302928A (en) | 2019-06-26 | 2019-06-26 | A kind of protective layer coating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110302928A true CN110302928A (en) | 2019-10-08 |
Family
ID=68076867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910561031.7A Pending CN110302928A (en) | 2019-06-26 | 2019-06-26 | A kind of protective layer coating unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110302928A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387490A (en) * | 2020-11-25 | 2021-02-23 | 浙江湖州恒美工艺地毯制造有限公司 | Multi-functional ornamental material processing is with feeding device |
| CN113083575A (en) * | 2021-03-05 | 2021-07-09 | 重庆市众钰顺科技有限公司 | Air conditioner production is with energy-concerving and environment-protective type spraying equipment of air conditioner shell |
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