CN112275506A - Automatic rotary reverse cleaning spray nozzle - Google Patents
Automatic rotary reverse cleaning spray nozzle Download PDFInfo
- Publication number
- CN112275506A CN112275506A CN202011249047.3A CN202011249047A CN112275506A CN 112275506 A CN112275506 A CN 112275506A CN 202011249047 A CN202011249047 A CN 202011249047A CN 112275506 A CN112275506 A CN 112275506A
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- China
- Prior art keywords
- nozzle
- connector
- shaft
- driving
- spraying
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- 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.)
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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
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/52—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles
- B05B15/531—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles using backflow
- B05B15/534—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles using backflow by reversing the nozzle relative to the supply conduit
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Abstract
The invention discloses a nozzle for automatic rotary reverse cleaning and spraying, which comprises a shell, a connector and a nozzle; the connector is partially embedded in the shell and used for connecting a spray gun, a feeding channel leading to the nozzle is arranged in the connector, a spraying channel is arranged in the nozzle and used for spraying coating, and the tail end of the feeding channel is communicated with the spraying channel; still include the drive the nozzle with the drive assembly that the connector carries out reverse switch and connects. According to the automatic-rotation reverse-cleaning spraying nozzle, the auxiliary nozzle of the driving cylinder is additionally connected with the connector in a reverse direction, the whole process is very convenient and fast to operate, manual reverse operation of the nozzle is not needed, and the working efficiency and the safety coefficient are greatly improved under the conditions of high altitude and severe environment.
Description
Technical Field
The invention relates to the technical field of parts of airless spraying equipment, in particular to a nozzle for automatic rotary reverse cleaning and spraying.
Background
The nozzle is an indispensable execution component in the airless spraying equipment, and in the spraying operation process, the spraying operation is influenced because the spraying equipment and the pipeline channel are inevitably contaminated to cause the blockage of the nozzle. When the nozzle is blocked by impurities, the nozzle needs to be manually rotated by 180 degrees, the spray gun is started, the impurities in the nozzle are blown out by means of the pressure of the high-pressure coating, the nozzle is cleaned up, and the nozzle is rotated by 180 degrees again, so that normal spraying can be realized.
In manual spraying and automatic spraying operations, the conventional rotary nozzle (including similar products of various foreign companies) adopts a manual rotary nozzle mode to clean impurities in the nozzle.
However, in the equipment such as robot automatic spraying and closed severe environment automatic spraying of large-scale components, if the nozzle is blocked by impurities during the spraying operation, manual rotation of the nozzle to remove the blockage is very inconvenient in a special environment.
Therefore, in order to solve the above problems, there is a need for a nozzle for automatic rotary reverse cleaning spraying, which can realize blockage removal by an automatic rotary nozzle, avoid inconvenience of manual operation, and improve work efficiency.
Disclosure of Invention
In view of the above, the present invention is directed to overcome the defects in the prior art, and provides a nozzle for automatic rotary reverse cleaning and spraying, which can remove blockage of the automatic rotary nozzle, avoid inconvenience of manual operation, and improve work efficiency.
The invention relates to a nozzle for automatic rotary reverse cleaning and spraying, which comprises a shell, a connector and a nozzle; the connector is partially embedded in the shell and used for being connected with a spray gun, a feeding channel leading to the nozzle is arranged in the connector, a spraying channel is arranged in the nozzle and used for spraying coating, the tail end of the feeding channel is communicated with the spraying channel, and the coating enters the feeding channel of the connector through a pipeline of the spray gun and then enters the spraying channel of the nozzle to be sprayed out;
still including the drive the nozzle with the drive assembly that the connector carries out reverse switching connection, drive assembly's main function lie in auxiliary nozzle with the connection of connector is reverse, when the inside impurity that takes place of nozzle blocks up, with nozzle and connector reverse connection intercommunication, produces high-pressure gas through the spray gun and blows out the impurity in the spray passage with the nozzle in blowing in the nozzle, arranges stifled completion, resumes the nozzle to continue spraying in the state that coating sprayed after accomplishing to arrange stifled again, and whole process operation is very convenient, need not the manual reverse operation that carries out to the nozzle, has greatly improved work efficiency and factor of safety under the abominable condition of high altitude and environment.
Furthermore, the driving assembly comprises a rotating shaft for supporting and driving the nozzle to be reversely switched and a driving cylinder for driving the rotating shaft to rotate, the nozzle and the rotating shaft are integrated, and the rotation can be ensured to be accurate in place in the rotation process, and the phenomenon that the nozzle is installed unstably and misplaced is avoided.
Furthermore, the revolving shaft penetrates through the shell, the direction of the central axis of the shell is consistent with the direction of the central axes of the connector and the nozzle, the central axis of the connector is overlapped with the central axis of the nozzle, and the revolving center of the revolving shaft is perpendicular to and intersected with the central axis of the nozzle.
Furthermore, the nozzle penetrates through the rotating shaft and is limited in the through hole of the rotating shaft through the pressing sleeve and the positioning pin, the pressing sleeve axially presses the nozzle, and the positioning pin is further locked along the axial direction of the rotating shaft, so that the relative stability between the nozzle and the rotating shaft is ensured.
Furthermore, the driving cylinder is a rotary cylinder, the rotary stroke of the rotary shaft in one driving is 180 degrees, the rotating directions of the two adjacent driving are opposite, the rotary angle of the rotary shaft is controlled by controlling the driving stroke of the driving cylinder, the structure of a transmission part between the driving cylinder and the rotary shaft can be simplified, and the whole structure is simplified and lightened.
Furthermore, the driving end of the driving air cylinder is connected with the rotating shaft in a transmission mode sequentially through the transmission shaft and the positioning shaft, the transmission shaft is in key connection with the positioning shaft, the positioning shaft is provided with a positioning section which is cut into a flat square, the positioning shaft is matched with a baffle plate connected with the shell to limit the rotating angle of the rotating shaft, the rotating angle of the rotating shaft is controlled by controlling the stroke of a transmission part between the driving air cylinder and the rotating shaft, and the driving air cylinder is structurally slightly complex, but is higher in working reliability and higher in positioning accuracy.
Furthermore, the driving cylinder is a rotary cylinder, the rotating directions of two adjacent driving are opposite, the rotation shaft is ensured to alternately rotate clockwise and anticlockwise, the rotating angle is 180 degrees every time, and the forward and reverse reversing of the nozzle penetrating through the rotary shaft is ensured.
Further, still be provided with ejection of compact guide port on the casing, ejection of compact guide port is used for the guide to spray the coating that comes out from the nozzle and is umbelliform scatter, the nozzle is located between connector and the ejection of compact guide port, the setting of ejection of compact guide port can improve the spraying effect, and the coating that sprays out to the nozzle leads, is convenient for control and sprays the area and spray velocity.
Furthermore, a sealing ring is arranged between the nozzle and the through hole of the rotating shaft, so that the situation that the coating sprayed out of the nozzle flows back into the through hole of the rotating shaft to cause the blockage of the through hole and influence on the operation of the nozzle is avoided.
The invention has the beneficial effects that: according to the automatic-rotating nozzle for reverse cleaning and spraying, the connection between the auxiliary nozzle of the driving cylinder and the connector is reversed, when impurities are blocked in the nozzle, the nozzle is reversely connected and communicated with the connector, high-pressure gas is generated by the spray gun and blown into the nozzle to blow out the impurities in the spraying channel of the nozzle, the blockage removal is completed, the nozzle is restored to the coating spraying state to continue spraying after the blockage removal is completed, the whole process is very convenient to operate, manual reverse operation on the nozzle is not needed, and the working efficiency and the safety coefficient are greatly improved under the conditions of high altitude and severe environment.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the connector and the housing of the present invention;
FIG. 4 is a schematic cross-sectional view of the connecting shaft and the positioning shaft of the present invention;
FIG. 5 is a schematic cross-sectional view of a rotating shaft and a nozzle according to the present invention;
fig. 6 is another sectional structural view of fig. 4.
Detailed Description
Fig. 1 is a schematic structural view of the present invention, fig. 2 is a sectional view of fig. 1, fig. 3 is a schematic sectional structural view of a coupling head and a housing of the present invention, fig. 4 is a schematic sectional structure of a coupling shaft and a positioning shaft of the present invention, fig. 5 is a schematic sectional structure of a rotating shaft and a nozzle of the present invention, and fig. 6 is a schematic sectional structure of another direction of fig. 4, and as shown in the drawings, the nozzle for automatic rotating reverse cleaning spraying in the present embodiment includes a housing 1, a coupling head 2 and a nozzle 3; the connector 2 is partially embedded in the shell 1 and used for being connected with a spray gun, a feeding channel leading to the nozzle 3 is arranged in the connector 2, a spraying channel is arranged in the nozzle 3 and used for spraying coating, the tail end of the feeding channel is communicated with the spraying channel, and the coating enters the feeding channel of the connector 2 through a pipeline of the spray gun and then enters the spraying channel of the nozzle 3 to be sprayed out;
still including the drive nozzle 3 with connector 2 carries out the drive assembly that the reversal switching is connected, drive assembly's main action lie in auxiliary nozzle 3 with the connection of connector 2 is reverse, when the inside impurity that takes place of nozzle 3 blocks up, with nozzle 3 and the reverse intercommunication of being connected of connector 2, produce high-pressure gas through the spray gun and blow off the impurity in the spraying passageway of nozzle 3 in blowing in nozzle 3, arrange stifled completion, resume coating spraying in the state that sprays with nozzle 3 after accomplishing to arrange stifled again, it is very convenient to operate whole process, need not artificial manual reverse operation to nozzle 3, work efficiency and factor of safety have greatly been improved under the abominable condition of high altitude and environment.
In this embodiment, the driving assembly includes a rotating shaft 4 for supporting and driving the nozzle 3 to switch reversely and a driving cylinder 5 for driving the rotating shaft 4 to rotate, the nozzle 3 and the rotating shaft 4 are integrated, and it is ensured that the nozzle 3 rotates accurately in place and the nozzle 3 is not installed stably enough and is prevented from being misplaced in the rotating process.
In this embodiment, the rotation shaft 4 is disposed in the housing 1 in a penetrating manner, the central axis of the housing 1 is aligned with the central axes of the connector 2 and the nozzle 3, the central axis of the connector 2 is overlapped with the central axis of the nozzle 3, and the rotation center of the rotation shaft 4 is perpendicular to and intersects with the central axis of the nozzle 3.
In this embodiment, the nozzle 3 is disposed in the rotating shaft 4 in a penetrating manner, and is limited in the through hole of the rotating shaft 4 by the pressing sleeve 41 and the positioning pin 42, the pressing sleeve 41 axially presses the nozzle 3, and the positioning pin 42 is disposed along the axial direction of the rotating shaft 4 to further lock the pressing sleeve 41, thereby ensuring the relative stability between the nozzle 3 and the rotating shaft 4.
In this embodiment, the driving cylinder 5 is a rotary cylinder, the rotary stroke of the rotary shaft 4 in one driving is 180 °, the rotation directions of two adjacent driving are opposite, the rotary angle of the rotary shaft 4 is controlled by controlling the driving stroke of the driving cylinder 5, the structure of a transmission part between the driving cylinder 5 and the rotary shaft 4 can be simplified, and the whole structure is simplified and lightened.
In another embodiment, the driving end of the driving cylinder 5 is in transmission connection with the rotating shaft 4 sequentially through a transmission shaft 6 and a positioning shaft 7, the transmission shaft 6 is in key connection with the positioning shaft 7, the positioning shaft 7 is provided with a positioning section which is cut into a flat square, the positioning shaft 7 is matched with a baffle 8 connected with the shell 1 to limit the rotating angle of the rotating shaft 4, and the rotating angle of the rotating shaft 4 is controlled by controlling the stroke of a transmission part between the driving cylinder 5 and the rotating shaft 4.
In this embodiment, the driving cylinder 5 is a rotary cylinder, and the rotation directions of two adjacent driving operations are opposite to each other, so that the rotation of the rotary shaft 4 is performed alternately in clockwise and counterclockwise directions, and each rotation angle is 180 °, and the nozzle 3 penetrating through the rotary shaft 4 is enabled to realize forward and reverse rotation.
In this embodiment, still be provided with ejection of compact guide port 11 on casing 1, ejection of compact guide port 11 is used for guiding the coating that sprays out from nozzle 3 and is umbelliform scattering, nozzle 3 is located between connector 2 and the ejection of compact guide port 11, and the setting of ejection of compact guide port 11 can improve the spraying effect, leads the coating that sprays out to nozzle 3, is convenient for control and sprays area and spray rate.
In this embodiment, a sealing ring 43 is disposed between the nozzle 3 and the through hole of the rotating shaft 4, so as to prevent the coating sprayed from the nozzle 3 from flowing back into the through hole of the rotating shaft 4, which may cause the through hole to be blocked and affect the operation of the nozzle 3.
According to the automatic-rotating reverse-cleaning spraying nozzle 3, the driving cylinder 5 is additionally arranged to assist the reverse connection between the nozzle 3 and the connector 2, when impurities are blocked in the nozzle 3, the nozzle 3 and the connector 2 are reversely connected and communicated, high-pressure gas generated by the spray gun is blown into the nozzle 3 to blow out the impurities in the spraying channel of the nozzle 3, the blockage removal is completed, the nozzle 3 is restored to the coating spraying state to continue spraying after the blockage removal is completed, the operation in the whole process is very convenient, manual reverse operation on the nozzle 3 is not needed, and the working efficiency and the safety factor are greatly improved under the conditions of high altitude and severe environment.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (9)
1. The utility model provides an automatic gyration is nozzle for reverse cleaning spraying which characterized in that: comprises a shell, a connector and a nozzle; the connector is partially embedded in the shell and used for connecting a spray gun, a feeding channel leading to the nozzle is arranged in the connector, a spraying channel is arranged in the nozzle and used for spraying coating, and the tail end of the feeding channel is communicated with the spraying channel;
still include the drive the nozzle with the drive assembly that the connector carries out reverse switch and connects.
2. The automatic rotary reverse cleaning spray nozzle according to claim 1, wherein: the driving assembly comprises a rotating shaft for supporting and driving the nozzle to be reversely switched and a driving cylinder for driving the rotating shaft to rotate.
3. The automatic rotary reverse cleaning spray nozzle according to claim 2, wherein: the rotary shaft penetrates through the shell, the direction of the central axis of the shell is consistent with the direction of the central axes of the connector and the nozzle, the central axis of the connector is overlapped with the central axis of the nozzle, and the rotary center of the rotary shaft is perpendicular to and intersected with the central axis of the nozzle.
4. The automatic rotary reverse cleaning spray nozzle according to claim 3, wherein: the nozzle penetrates through the rotating shaft and is limited in the through hole of the rotating shaft through the pressing sleeve and the positioning pin.
5. The automatic rotary reverse cleaning spray nozzle according to claim 4, wherein: the driving cylinder is a rotary cylinder, the rotary stroke of the primary driving rotary shaft is 180 degrees, and the rotating directions of two adjacent driving are opposite.
6. The automatic rotary reverse cleaning spray nozzle according to claim 4, wherein: the driving end of the driving air cylinder is connected with the rotating shaft in a transmission mode sequentially through the transmission shaft and the positioning shaft, the transmission shaft is in key connection with the positioning shaft, the positioning shaft is provided with a positioning section which is cut into a flat square, and the positioning shaft is matched with a baffle connected with the shell to limit the rotating angle of the rotating shaft.
7. The automatic rotary reverse cleaning spray nozzle according to claim 6, wherein: the driving cylinder is a rotary cylinder, and the rotating directions of two adjacent driving are opposite.
8. The automatic rotary reverse cleaning spray nozzle according to any one of claims 1 to 7, characterized in that: still be provided with ejection of compact guide mouth on the casing, the coating that ejection of compact guide mouth was used for the guide to spray out from the nozzle is umbelliform and scatters, the nozzle is located between connector and the ejection of compact guide mouth.
9. The automatic rotary reverse cleaning spray nozzle according to claim 4, wherein: and a sealing ring is arranged between the nozzle and the through hole of the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011249047.3A CN112275506A (en) | 2020-11-10 | 2020-11-10 | Automatic rotary reverse cleaning spray nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011249047.3A CN112275506A (en) | 2020-11-10 | 2020-11-10 | Automatic rotary reverse cleaning spray nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112275506A true CN112275506A (en) | 2021-01-29 |
Family
ID=74352030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011249047.3A Pending CN112275506A (en) | 2020-11-10 | 2020-11-10 | Automatic rotary reverse cleaning spray nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112275506A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115106325A (en) * | 2022-08-30 | 2022-09-27 | 江苏名欧精密机械有限公司 | Self-cleaning nozzle and application thereof in hardware electroplating processing and cleaning |
-
2020
- 2020-11-10 CN CN202011249047.3A patent/CN112275506A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115106325A (en) * | 2022-08-30 | 2022-09-27 | 江苏名欧精密机械有限公司 | Self-cleaning nozzle and application thereof in hardware electroplating processing and cleaning |
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