CN114130579A - Roller point-like coating equipment and coating method - Google Patents
Roller point-like coating equipment and coating method Download PDFInfo
- Publication number
- CN114130579A CN114130579A CN202111624412.9A CN202111624412A CN114130579A CN 114130579 A CN114130579 A CN 114130579A CN 202111624412 A CN202111624412 A CN 202111624412A CN 114130579 A CN114130579 A CN 114130579A
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- coating
- outer cylinder
- sealing cover
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- 238000000576 coating method Methods 0.000 title claims abstract description 77
- 239000011248 coating agent Substances 0.000 title claims abstract description 63
- 239000003973 paint Substances 0.000 claims abstract description 136
- 238000005507 spraying Methods 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims description 41
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000007921 spray Substances 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010422 painting Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—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
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/02—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling time, or sequence, of delivery
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/082—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to a condition of the discharged jet or spray, e.g. to jet shape, spray pattern or droplet size
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/085—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to flow or pressure of liquid or other fluent material to be discharged
- B05B12/087—Flow or presssure regulators, i.e. non-electric unitary devices comprising a sensing element, e.g. a piston or a membrane, and a controlling element, e.g. a valve
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Nozzles (AREA)
Abstract
The invention relates to roller point-like coating equipment which comprises an outer cylinder, wherein the outer cylinder is fixedly arranged, a paint spraying area is arranged on the outer cylinder, and a plurality of paint spraying holes are formed in the paint spraying area; the inner cylinder is rotatably arranged in the outer cylinder; a paint supply cavity is formed between one end of the inner cylinder and the inner wall of the outer cylinder, a paint return cavity is formed between the other end of the inner cylinder and the inner wall of the outer cylinder, at least one paint supply groove is formed in the outer wall of the inner cylinder, and the two ends of the paint supply groove are respectively communicated with the paint supply cavity and the paint return cavity; a coating method adopts the roller point-shaped coating equipment; the coating is pumped into and supplies the paint cavity, and the inner casing is driven to rotate, and when the inner casing rotated to supply paint groove and fumarole intercommunication, the coating in supplying paint cavity was spout from each paint spraying nozzle through supplying paint groove to carry out the application. The coating has the advantages of uniform spot size, uniform coating arrangement, random adjustment and control of the spot size and the number of spots, stable and reliable production process, and the like, and can be used for mass coating production.
Description
Technical Field
The invention relates to the field of coating equipment, in particular to roller point-like coating equipment and a coating method.
Background
The coating of dot-like texture is an important method for painting artistic texture coating. The coating of the dotted texture can be used for preparing various artistic coatings such as stone texture imitation, metal imitation and the like, so that the value of the coating product is greatly increased.
The traditional dot-shaped texture coating method is to spray dot-shaped paint by using a spray gun. The spray gun mostly adopts a nozzle with a larger aperture, and the paint is sprayed out in a punctiform mode by adjusting the air pressure. The larger the air pressure, the smaller the paint dot, and the closer to atomization. According to this principle, various spray guns have also been produced which are specifically spot-shaped. Manual spray guns are common as well as continuous automatic spray guns.
With the increasing demand of people for artistic texture coating products, the functions and application scenes of the point-shaped coating equipment are also in higher demand, for example, the requirements on the coating equipment for large-scale and continuous coating production of large-area plates, whether sheets or coiled materials, are new, the shapes and the sizes of coating points to be coated are required to be equal, the distribution of the coating points on the substrate is uniform, and the coating points are required to be stable and reliable in the continuous production process and also can be regulated and controlled at any time. The similar coating equipment can be used for coating cement plates in a dot coating mode, coating sheet metal plates and coating coiled metal plates in a dot coating mode, particularly coating color aluminum plates and color steel plates, can prepare very unique texture coatings, and has great market demand.
Obviously, the traditional point-like coating equipment and method cannot meet the requirement of large-area stable and reliable coating.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the defects of the prior art are overcome, the roller point-shaped coating equipment and the coating method are provided, and the problem that the existing coating equipment cannot meet the requirements of large area stability and reliability is solved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
in a first aspect:
provides a roller dot-shaped coating device, which comprises
The outer cylinder is fixedly arranged, a paint spraying area is arranged on the outer cylinder, and a plurality of paint spraying holes are formed in the paint spraying area;
the inner cylinder penetrates through the outer cylinder and is tightly attached to the inner wall of the outer cylinder, and two ends of the inner cylinder are respectively in rotating connection with the left end and the right end of the outer cylinder so as to enable the inner cylinder to be rotatably arranged in the outer cylinder;
a paint supply cavity is formed between one end of the inner cylinder and the inner wall of the outer cylinder, a paint return cavity is formed between the other end of the inner cylinder and the inner wall of the outer cylinder, at least one paint supply groove is formed in the outer wall of the inner cylinder, and the two ends of the paint supply groove are respectively communicated with the paint supply cavity and the paint return cavity;
when the inner cylinder rotates to the paint supply groove and is communicated with the air injection holes, the paint entering the paint supply chamber is sprayed out of each paint spraying hole through the paint supply groove, and redundant paint flows out of the paint return chamber.
Further, the outer barrel comprises
The device comprises a cylinder, a left sealing cover and a right sealing cover, wherein the left sealing cover is arranged at the left end of the cylinder, and the right sealing cover is arranged at the right end of the cylinder;
a paint supply cavity is formed between the right sealing cover and the cylinder body, and a paint inlet hole is formed in the right sealing cover;
a paint return cavity is formed between the left sealing cover and the cylinder body, and a backflow hole is formed in the left sealing cover.
Furthermore, the inner cylinder is fixedly connected with a rotating shaft, and two ends of the rotating shaft respectively penetrate through the left sealing cover and the right sealing cover and respectively form rotary sealing fit with the two sealing covers.
Further, the paint supply groove is formed in a linear mode along the longitudinal direction of the outer wall of the inner cylinder.
Furthermore, each air injection hole is arranged linearly along the longitudinal direction of the outer cylinder paint spraying area.
Furthermore, the device also comprises a driving motor, wherein the driving motor is in transmission connection with the rotating shaft so as to drive the inner cylinder to rotate.
Further, the thickness of the cylinder body of the outer cylinder is 5-10 mm;
the diameter of the inner cylinder is 50-250 mm;
the width of the paint supply groove is 1-10 mm, and the depth is 10-30 mm.
Further, the paint spraying hole is connected with a paint spraying nozzle;
the aperture of the paint spraying nozzle is 0.2-1.5 mm.
In a second aspect:
providing a coating method, adopting the roller point-shaped coating equipment;
the coating is pumped into and supplies the paint cavity, and the inner casing is driven to rotate, and when the inner casing rotated to supply paint groove and fumarole intercommunication, the coating in supplying paint cavity was spout from each paint spraying nozzle through supplying paint groove to carry out the application.
The invention has the beneficial effects that:
the roller dot-shaped coating equipment and the coating method have the series advantages of uniform dot size, uniform coating arrangement, random adjustment and control of the dot size and the dot number, stable and reliable production process, suitability for mass coating production and the like.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of a roller dot coating apparatus of the present invention;
FIG. 2 is a side view of the inner cylinder;
wherein the content of the first and second substances,
2. the device comprises an outer cylinder, 21, a cylinder body, 22, a left sealing cover, 23 and a right sealing cover;
31. a paint supply chamber 32 and a paint return chamber;
4. an inner cylinder 41 and a paint supply groove;
5. a rotating shaft;
61. a paint spraying hole 62 and a paint spraying nozzle.
Detailed Description
The invention will now be further described with reference to the accompanying drawings. These drawings are simplified schematic diagrams only illustrating the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Example one
As shown in FIG. 1 and FIG. 2, a roller spot coating device comprises
The outer cylinder 2 is fixedly arranged, a paint spraying area is arranged on the outer cylinder 2, and a plurality of paint spraying holes 61 are formed in the paint spraying area;
the inner cylinder 4 penetrates through the outer cylinder 2 and is tightly attached to the inner wall of the outer cylinder 2, and two ends of the inner cylinder 4 are respectively in rotating connection with the left end and the right end of the outer cylinder 2 so that the inner cylinder 4 can be rotatably arranged in the outer cylinder 2;
a paint supply cavity 31 is formed between one end of the inner cylinder 4 and the inner wall of the outer cylinder 2, a paint return cavity 32 is formed between the other end of the inner cylinder 4 and the inner wall of the outer cylinder 2, at least one paint supply groove 41 is formed in the outer wall of the inner cylinder 4, and two ends of the paint supply groove 41 are respectively communicated with the paint supply cavity 31 and the paint return cavity 32;
when the inner cylinder 4 rotates to the paint supply groove 41 to be communicated with the air injection holes, the paint entering the paint supply chamber 31 is sprayed out of each paint injection hole 61 through the paint supply groove 41, and the redundant paint flows out of the paint return chamber 32.
Specifically, as an alternative embodiment in the present embodiment, as shown in fig. 1, the outer cylinder 2 includes
The device comprises a cylinder 21, a left sealing cover 22 and a right sealing cover 23, wherein the left sealing cover 22 is arranged at the left end of the cylinder 21, and the right sealing cover 23 is arranged at the right end of the cylinder 21;
a paint supply cavity 31 is formed between the right sealing cover 23 and the cylinder body 21, and a paint inlet hole is formed in the right sealing cover 23;
a paint returning cavity 32 is formed between the left sealing cover 22 and the cylinder 21, and a backflow hole is formed in the left sealing cover 22.
In this embodiment, the paint inlet is connected to a paint pumping device, and the paint pumping device inputs paint into the paint supply chamber 31 through the paint inlet.
In this embodiment, a valve is disposed at the reflow hole to control the reflow amount of the paint, so as to control the pressure in the paint-returning chamber 32, and thus control the pressure when the paint is sprayed.
In this embodiment, the paint inlet hole is located at the lower end, and the return hole is located at the upper end.
Specifically, as an alternative embodiment in this embodiment, as shown in fig. 1, the inner cylinder 4 is fixedly connected to a rotating shaft 5, and two ends of the rotating shaft 5 respectively penetrate through a left sealing cover 22 and a right sealing cover 23 and respectively form a rotating sealing fit with the two sealing covers.
In this embodiment, the rotating shaft 5 and the sealing cover are sealed by an oil sealing member, and the specific sealing manner belongs to the conventional technical means in the field and is not described herein.
Specifically, as an alternative embodiment in the present embodiment, as shown in fig. 2, the paint supply groove 41 is linearly opened along the longitudinal direction of the outer wall of the inner cylinder 4.
In this embodiment, the paint supply grooves 41 are uniformly distributed along the circumferential direction of the inner cylinder 4.
Specifically, as an alternative embodiment in the present embodiment, as shown in fig. 1, the respective air ejection holes are arranged linearly in the longitudinal direction along the painting area of the outer cylinder 2.
Specifically, as an optional implementation manner in this embodiment, the internal cylinder driving device further includes a driving motor (not shown in the figure), and the driving motor is in transmission connection with the rotating shaft 5 to drive the internal cylinder 4 to rotate.
In this embodiment, driving motor chooses for use the motor that can accurate regulation rotational speed, but coating use accurate supply paint.
Specifically, as an optional implementation manner in the present embodiment, as shown in fig. 1, the thickness of the cylinder 21 of the outer cylinder 2 is 5 to 10 mm;
the diameter of the inner cylinder 4 is 50-250 mm;
the width of the paint supply groove 41 is 1-10 mm, and the depth is 10-30 mm.
Specifically, as an alternative embodiment in this embodiment, as shown in fig. X, the paint spraying hole 61 is connected with a paint spraying nozzle 62;
the aperture of the paint spraying nozzle 62 is 0.2-1.5 mm. The optimal range is 0.7-1.2 mm. The pore diameter is too small and is easy to block, and the shape uniformity of the paint spraying point is greatly influenced. The arrangement interval and the number of the spray nozzles 62 are determined according to the requirement, and the number of the spray nozzles 62 is determined according to the requirement. The number and arrangement of the spray nozzles 62 have little effect on the coating effect.
In this embodiment, the paint spraying nozzle 62 is a plurality of rows of needle tubes embedded under the fixed cylinder, and the part extending out of the outer cylinder 2 may be a cross section or a chamfered section.
In the embodiment, the production adopts a backflow method, so that the paint can be prevented from settling and blocking, and the accidents of unevenness and blocking are reduced.
In this embodiment, the coating may be any of various paints, water-based coatings, or powder coatings suspended in water. The powder coating is preferably an ultrafine powder coating, and the finer the particle size, the less likely to cause clogging, and the increased amount of reflux is required.
In this embodiment, the material of the inner cylinder 4 and the outer cylinder 2 may be metal, plastic, or the like. Or metal and plastic can be matched.
When the cylinder point-shaped coating equipment is used for coating, the size of the coating point and the number of points are controlled by adjusting the pressure of paint and the rotating speed of the inner cylinder 4. The larger the coating pressure is, the faster the paint is sprayed, and the larger the dot is; the slower the rotational speed of the rotary paint supply cylinder 4 is, the longer the time for which the paint supply tank 41 and the paint spray nozzle 62 are matched, and the more dots of paint are sprayed. Meanwhile, the fast and busy rotating speed also determines the painting frequency, namely the number of the points. The faster the revolution, the more dots are ejected. Thus, by adjusting the motor speed and the paint pressure, the desired size and number of paint dots can be obtained.
Example two
Providing a coating method, adopting roller point-shaped coating equipment of embodiment I;
the paint is pumped into the paint supply chamber 31, the inner cylinder 4 is driven to rotate, and when the inner cylinder 4 rotates until the paint supply groove 41 is communicated with the air injection holes, the paint in the paint supply chamber 31 is sprayed out from each paint spraying nozzle 62 through the paint supply groove 41 to be coated.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A roller dot-shaped coating device is characterized by comprising
The outer cylinder is fixedly arranged, a paint spraying area is arranged on the outer cylinder, and a plurality of paint spraying holes are formed in the paint spraying area;
the inner cylinder penetrates through the outer cylinder and is tightly attached to the inner wall of the outer cylinder, and two ends of the inner cylinder are respectively in rotating connection with the left end and the right end of the outer cylinder so as to enable the inner cylinder to be rotatably arranged in the outer cylinder;
a paint supply cavity is formed between one end of the inner cylinder and the inner wall of the outer cylinder, a paint return cavity is formed between the other end of the inner cylinder and the inner wall of the outer cylinder, at least one paint supply groove is formed in the outer wall of the inner cylinder, and the two ends of the paint supply groove are respectively communicated with the paint supply cavity and the paint return cavity;
when the inner cylinder rotates to the paint supply groove and is communicated with the air injection holes, the paint entering the paint supply chamber is sprayed out of each paint spraying hole through the paint supply groove, and redundant paint flows out of the paint return chamber.
2. Roller dot coating apparatus according to claim 1, characterized in that,
the outer barrel comprises
The device comprises a cylinder, a left sealing cover and a right sealing cover, wherein the left sealing cover is arranged at the left end of the cylinder, and the right sealing cover is arranged at the right end of the cylinder;
a paint supply cavity is formed between the right sealing cover and the cylinder body, and a paint inlet hole is formed in the right sealing cover;
a paint return cavity is formed between the left sealing cover and the cylinder body, and a backflow hole is formed in the left sealing cover.
3. Roller dot coating apparatus according to claim 2, characterized in that,
the inner cylinder is fixedly connected with a rotating shaft, and two ends of the rotating shaft respectively penetrate through the left sealing cover and the right sealing cover and respectively form rotary sealing fit with the two sealing covers.
4. Roller dot coating apparatus according to claim 1, characterized in that,
the paint supply groove is formed in a linear mode along the longitudinal direction of the outer wall of the inner cylinder.
5. Roller dot coating apparatus according to claim 1, characterized in that,
the air injection holes are longitudinally and linearly arranged along the outer cylinder paint spraying area.
6. Roller dot coating apparatus according to claim 3, characterized in that,
the driving motor is in transmission connection with the rotating shaft so as to drive the inner cylinder to rotate.
7. Roller dot coating apparatus according to claim 1, characterized in that,
the thickness of the outer cylinder is 5-10 mm;
the diameter of the inner cylinder is 50-250 mm;
the width of the paint supply groove is 1-10 mm, and the depth is 10-30 mm.
8. Roller dot coating apparatus according to claim 1, characterized in that,
the paint spraying hole is connected with a paint spraying nozzle;
the aperture of the paint spraying nozzle is 0.2-1.5 mm.
9. A coating method is characterized in that the roller point-like coating equipment of any one of claims 1 to 8 is adopted;
the coating is pumped into and supplies the paint cavity, and the inner casing is driven to rotate, and when the inner casing rotated to supply paint groove and fumarole intercommunication, the coating in supplying paint cavity was spout from each paint spraying nozzle through supplying paint groove to carry out the application.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111624412.9A CN114130579B (en) | 2021-12-28 | 2021-12-28 | Roller dot-like coating equipment and coating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111624412.9A CN114130579B (en) | 2021-12-28 | 2021-12-28 | Roller dot-like coating equipment and coating method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114130579A true CN114130579A (en) | 2022-03-04 |
| CN114130579B CN114130579B (en) | 2023-12-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111624412.9A Active CN114130579B (en) | 2021-12-28 | 2021-12-28 | Roller dot-like coating equipment and coating method |
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| Country | Link |
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| CN (1) | CN114130579B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5444879A (en) * | 1993-04-27 | 1995-08-29 | B&S Plastics, Inc. | Pulsating water injection system and valve for hydrotherapy spa with helical water distribution groove |
| CN105966042A (en) * | 2016-06-12 | 2016-09-28 | 瑞安市奥雅服饰有限公司 | Quantitative dot-type fabric gluing machine |
| KR20170069389A (en) * | 2015-12-11 | 2017-06-21 | 경 곤 김 | Paint spraying device of a traffic lane painting machine |
| CN110355027A (en) * | 2019-08-17 | 2019-10-22 | 王浩宇 | A kind of steel pipe's production processing rotary spraying equipment and its spraying method |
| CN212933079U (en) * | 2020-09-22 | 2021-04-09 | 富通特种光缆(天津)有限公司 | Reticular optical fiber ribbon dot-shaped coating device and reticular optical fiber ribbon manufacturing equipment |
| CN213051289U (en) * | 2020-06-20 | 2021-04-27 | 安吉县慧峰医用敷料有限责任公司 | Medical dressing point-like glue coating mechanism |
| CN216879958U (en) * | 2021-12-28 | 2022-07-05 | 江苏变色龙微粉技术有限公司 | Roller point-shaped coating equipment |
-
2021
- 2021-12-28 CN CN202111624412.9A patent/CN114130579B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5444879A (en) * | 1993-04-27 | 1995-08-29 | B&S Plastics, Inc. | Pulsating water injection system and valve for hydrotherapy spa with helical water distribution groove |
| KR20170069389A (en) * | 2015-12-11 | 2017-06-21 | 경 곤 김 | Paint spraying device of a traffic lane painting machine |
| CN105966042A (en) * | 2016-06-12 | 2016-09-28 | 瑞安市奥雅服饰有限公司 | Quantitative dot-type fabric gluing machine |
| CN110355027A (en) * | 2019-08-17 | 2019-10-22 | 王浩宇 | A kind of steel pipe's production processing rotary spraying equipment and its spraying method |
| CN213051289U (en) * | 2020-06-20 | 2021-04-27 | 安吉县慧峰医用敷料有限责任公司 | Medical dressing point-like glue coating mechanism |
| CN212933079U (en) * | 2020-09-22 | 2021-04-09 | 富通特种光缆(天津)有限公司 | Reticular optical fiber ribbon dot-shaped coating device and reticular optical fiber ribbon manufacturing equipment |
| CN216879958U (en) * | 2021-12-28 | 2022-07-05 | 江苏变色龙微粉技术有限公司 | Roller point-shaped coating equipment |
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| Publication number | Publication date |
|---|---|
| CN114130579B (en) | 2023-12-12 |
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