CN215313222U - Rotary spray gun - Google Patents
Rotary spray gun Download PDFInfo
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- CN215313222U CN215313222U CN202120503214.6U CN202120503214U CN215313222U CN 215313222 U CN215313222 U CN 215313222U CN 202120503214 U CN202120503214 U CN 202120503214U CN 215313222 U CN215313222 U CN 215313222U
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- spray gun
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- powder
- sleeve
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Abstract
The utility model discloses a rotary spray gun, comprising: the spray gun body, the spray gun body includes interior friction barrel and outer friction barrel, and the interior friction barrel is located to outer friction barrel cover, forms the powder passageway between the inner wall of outer friction barrel and the outer wall of interior friction barrel. The mixing device is provided with an air pipe connector and a powder pipe connector, and a discharge port of the mixing device is communicated with one end of the powder channel; rotatory nozzle, rotatory nozzle include rotating part, communicating pipe and a plurality of bleeder, and the one end of communicating pipe is passed through the rotating part and is linked together in the other end of powder passageway, and a plurality of bleeder set up in the other end communicating pipe, are equipped with the nozzle on every bleeder. The coating can enter a deep concave part for spraying, the coating is uniform and flat, the coating can be sprayed by rotating a plurality of angles, dead angles are not generated, the coating is simple, and the cleaning is convenient.
Description
Technical Field
The utility model belongs to the field of spraying equipment, and particularly relates to a rotary spray gun.
Background
Electrostatic spray guns are fundamental products of the modernization of industrial spray equipment. In the coating process assembly line, the electrostatic spray gun is a main body of the most core equipment for surface treatment, and the electrostatic spray gun is a coating atomizer and an electrostatic electrode generator by using a low-voltage high-atomization device and generating electrostatic electric field force through an electrostatic generator to efficiently and quickly spray coating on the surface of a coated object so as to enable the coated object to achieve perfect surface treatment. The traditional electrostatic friction spray gun only has one spray opening, so that the operation difficulty is high, the spraying is not uniform, and the requirement on the spraying technology of workers is high. Meanwhile, the surface of a workpiece with difficult and complicated grooves is difficult to spray, and a spray gun is difficult to clean after the spraying is finished.
Therefore, it is desired to develop a rotary spray gun which can enter a deep recess for spraying, has a uniform and flat coating film, can rotate a plurality of angles for spraying, does not generate a dead angle, is simple to coat and is convenient to clean.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a rotary spray gun, which is uniform and flat in film coating, can enter a deep concave position for spraying, can rotate a plurality of angles for spraying, does not generate dead angles, is simple in coating and is convenient to clean.
In order to achieve the above object, the present invention provides a rotary spray gun comprising:
the spray gun comprises a spray gun body, wherein the spray gun body comprises an inner friction gun barrel and an outer friction gun barrel, the inner friction gun barrel is sleeved with the outer friction gun barrel, and a powder passage is formed between the inner wall of the outer friction gun barrel and the outer wall of the inner friction gun barrel.
The mixing device is provided with an air pipe connector and a powder pipe connector, and a discharge hole of the mixing device is communicated with one end of the powder channel;
the rotary sprayer comprises a rotating part, a communicating pipe and a plurality of branch pipes, wherein one end of the communicating pipe is communicated with the other end of the powder channel through the rotating part, the plurality of branch pipes are arranged at the other end of the communicating pipe, and each branch pipe is provided with a nozzle.
Preferably, the rotating part includes fixed sleeve, rotatory sleeve and ball, rotatory sleeve cover is located fixed sleeve, draw together on fixed sleeve's the outer wall and all encircle on rotatory sleeve's the inner wall and establish many spouts, and one-to-one, the ball set up in the spout.
Preferably, the fixed sleeve is fixedly connected with the end part of the powder channel, the communicating pipe is fixedly connected with the rotating sleeve, and the fixed sleeve, the rotating sleeve, the communicating pipe and the powder channel are coaxial.
Preferably, the fixed sleeve is in threaded connection with the end of the powder channel, and the communicating pipe is in threaded connection with the rotating sleeve.
Preferably, the inside compounding screw rod that is equipped with of compounding device, the compounding screw rod is connected in drive power supply, and follows the axial setting of inner friction pole, be equipped with the compounding blade on the compounding screw rod.
Preferably, the outer surface of the inner friction barrel is provided with a plurality of annular protrusions which are uniformly arranged along the axial direction of the inner friction barrel.
Preferably, the spray head further comprises a fixing rod, and the plurality of branch pipes are fixedly connected to the fixing rod and distributed in an umbrella shape.
Preferably, the outer wall of the spray gun body is provided with a grounding wire.
Preferably, the mixing device is connected with the spray gun body through threads.
Preferably, the electrostatic friction gun further comprises a gun rack fixedly connected to the electrostatic friction gun barrel.
The utility model has the beneficial effects that: powder and high-pressure air are mixed into suspended particles in the mixing device, the suspended particles enter the powder channel, and the suspended particles are rubbed with the side wall of the powder channel under the pushing of the high-pressure air to generate static electricity, and then the static electricity is dispersed into the plurality of branch pipes through the rotary spray heads and is uniformly sprayed to the surface of a workpiece through the spray heads at the end parts of the plurality of branch pipes. The film coating of the plurality of branch pipes is uniform and flat, the branch pipes can stretch into deep concave parts for spraying, the rotary spray head can rotate by a plurality of angles for spraying, dead angles are not generated, the coating is simple, the branch pipes are connected by threads among all the parts and can be detached, and the cleaning is convenient.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.
FIG. 1 shows a schematic block diagram of a rotary spray gun according to one embodiment of the present invention.
Description of the reference numerals
1. A mixing device; 2. a spray gun body; 3. rotating the spray head; 4. a communicating pipe; 5. a branch pipe; 6. a nozzle; 7. an air pipe connector; 8. a powder tube interface; 9. a ground line; 10. and a rotating part.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
The rotary lance according to the utility model comprises:
the spray gun body, the spray gun body includes interior friction barrel and outer friction barrel, and the interior friction barrel is located to outer friction barrel cover, forms the powder passageway between the inner wall of outer friction barrel and the outer wall of interior friction barrel.
The mixing device is provided with an air pipe connector and a powder pipe connector, and a discharge port of the mixing device is communicated with one end of the powder channel;
rotatory nozzle, rotatory nozzle include rotating part, communicating pipe and a plurality of bleeder, and the one end of communicating pipe is passed through the rotating part and is linked together in the other end of powder passageway, and a plurality of bleeder set up in the other end communicating pipe, are equipped with the nozzle on every bleeder.
Specifically, powder and high-pressure air are mixed into suspended particles in the mixing device, the suspended particles enter the powder channel, and the suspended particles are rubbed with the side wall of the powder channel under the pushing of the high-pressure air to generate static electricity, and then the static electricity is dispersed into the branch pipes through the rotary spray heads and is uniformly sprayed to the surface of a workpiece through the spray heads at the end parts of the branch pipes. The film is evenly flat to setting up a plurality of bleeder to can stretch into dark concave position and carry out the spraying, rotatory nozzle can rotate a plurality of angles and carry out the spraying, does not produce the dead angle, and the application is simple, and the clearance is convenient.
As preferred scheme, the rotating part includes fixed sleeve, rotating sleeve and ball, and the fixed sleeve is located to the rotating sleeve cover, draws together on the outer wall of fixed sleeve and all encircle on the rotating sleeve's the inner wall and establish many spouts, and one-to-one, and the ball sets up in the spout.
As the preferred scheme, fixed sleeve and powder passageway's tip fixed connection, communicating pipe and rotating sleeve fixed connection, fixed sleeve, rotating sleeve, communicating pipe and powder passageway are coaxial.
As the preferred scheme, the fixed sleeve is in threaded connection with the end part of the powder channel, and the communicating pipe is in threaded connection with the rotating sleeve.
As preferred scheme, the inside compounding screw rod that is equipped with of compounding device, compounding screw rod connect in drive power supply, and along the axial setting of inner friction pole, be equipped with the compounding blade on the compounding screw rod.
Preferably, the outer surface of the inner friction barrel is provided with a plurality of annular protrusions which are uniformly arranged along the axial direction of the inner friction barrel.
Specifically, the outer surface of the inner friction gun barrel is provided with a plurality of annular protrusions, so that suspended particles are fully contacted with the powder passage, the friction resistance is increased, and static electricity carried by the suspended particles is ensured.
As the preferred scheme, the spray head also comprises a fixed rod, and the plurality of branched pipes are fixedly connected to the fixed rod and distributed in an umbrella shape.
Preferably, the outer wall of the spray gun body is provided with a grounding wire.
Preferably, the mixing device is connected with the spray gun body through threads.
Preferably, the electrostatic friction gun further comprises a gun frame fixedly connected to the electrostatic friction gun barrel.
Examples
Fig. 1 shows a schematic configuration diagram of a rotary spray gun according to the present embodiment.
As shown in fig. 1, the rotary spray gun includes:
the outer wall of the spray gun body 2 is provided with a grounding wire 9, the spray gun body 2 comprises an inner friction gun barrel and an outer friction gun barrel, the outer friction gun barrel is sleeved on the inner friction gun barrel, a powder passage is formed between the inner wall of the outer friction gun barrel and the outer wall of the inner friction gun barrel, the outer surface of the inner friction gun barrel is provided with a plurality of annular protrusions, and the annular protrusions are uniformly arranged along the axial direction of the inner friction gun barrel;
the mixing device 1 is provided with an air pipe connector 7 and a powder pipe connector 8, a discharge port of the mixing device 1 is communicated with one end of a powder channel through threads, a mixing screw is arranged inside the mixing device 1, the mixing screw is connected with a driving power supply and is arranged along the axial direction of an inner friction rod, and a mixing blade is arranged on the mixing screw;
rotatory nozzle 3 includes rotating part 10, communicating pipe 4 and a plurality of bleeder 5, rotating part 10 includes fixed sleeve, rotatory sleeve and ball, fixed sleeve is located to rotatory sleeve cover, draw together on fixed sleeve's the outer wall and all encircle on rotatory telescopic inner wall and establish many spouts, and the one-to-one, the ball sets up in the spout, fixed sleeve passes through threaded connection fixed connection with the tip of powder passageway, communicating pipe 4 passes through threaded connection fixed connection with rotatory sleeve, fixed sleeve, rotatory sleeve, communicating pipe 4 and powder passageway are coaxial, a plurality of bleeder 5 set up in the other end of communicating pipe 4, a plurality of bleeder 5 fixed connection are in the dead lever, be umbelliform distribution, be equipped with the nozzle on every bleeder 5.
Powder and high-pressure air are mixed into suspended particles in the mixing device, the suspended particles enter the powder channel, and the suspended particles are rubbed with the side wall of the powder channel under the pushing of the high-pressure air to generate static electricity, and then the static electricity is dispersed into the plurality of branch pipes through the rotary spray heads and is uniformly sprayed to the surface of a workpiece through the spray heads at the end parts of the plurality of branch pipes. The film is evenly flat to setting up a plurality of bleeder to can stretch into dark concave position and carry out the spraying, rotatory nozzle can rotate a plurality of angles and carry out the spraying, does not produce the dead angle, and the application is simple, and the clearance is convenient.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. A rotary spray gun, comprising:
the spray gun comprises a spray gun body, a spray gun body and a spray gun body, wherein the spray gun body comprises an inner friction gun barrel and an outer friction gun barrel, the outer friction gun barrel is sleeved on the inner friction gun barrel, and a powder passage is formed between the inner wall of the outer friction gun barrel and the outer wall of the inner friction gun barrel;
the mixing device is provided with an air pipe connector and a powder pipe connector, and a discharge hole of the mixing device is communicated with one end of the powder channel;
the rotary sprayer comprises a rotating part, a communicating pipe and a plurality of branch pipes, wherein one end of the communicating pipe is communicated with the other end of the powder channel through the rotating part, the plurality of branch pipes are arranged at the other end of the communicating pipe, and each branch pipe is provided with a nozzle.
2. The rotary spray gun according to claim 1, wherein the rotary part comprises a fixed sleeve, a rotary sleeve and balls, the rotary sleeve is sleeved on the fixed sleeve, a plurality of sliding grooves are formed in the outer wall of the fixed sleeve and the inner wall of the rotary sleeve in a one-to-one correspondence manner, and the balls are arranged in the sliding grooves.
3. The rotary spray gun according to claim 2, wherein the fixed sleeve is fixedly connected to an end of the powder passage, the communicating tube is fixedly connected to the rotary sleeve, and the fixed sleeve, the rotary sleeve, the communicating tube and the powder passage are coaxial.
4. The rotary spray gun according to claim 3, wherein said fixed sleeve is screw-coupled to an end of said powder passage, and said communicating tube is screw-coupled to said rotary sleeve.
5. The rotary spray gun according to claim 1, wherein a mixing screw is provided inside the mixing device, the mixing screw is connected to a driving power source and is arranged along the axial direction of the inner friction gun barrel, and a mixing blade is provided on the mixing screw.
6. The rotary spray gun of claim 1 wherein the outer surface of the inner friction barrel is provided with a plurality of annular protrusions uniformly arranged along the axial direction of the inner friction barrel.
7. The rotary spray gun of claim 1 wherein said spray head further comprises a retaining rod, said plurality of branch tubes being fixedly attached to said retaining rod and arranged in an umbrella configuration.
8. The rotary spray gun of claim 1 wherein the outer wall of the spray gun body is provided with a ground wire.
9. The rotary spray gun of claim 1 wherein said mixing means is threadably connected to said spray gun body.
10. The rotary spray gun of claim 1 further comprising a gun carriage fixedly attached to the outer friction gun barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120503214.6U CN215313222U (en) | 2021-03-09 | 2021-03-09 | Rotary spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120503214.6U CN215313222U (en) | 2021-03-09 | 2021-03-09 | Rotary spray gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215313222U true CN215313222U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120503214.6U Active CN215313222U (en) | 2021-03-09 | 2021-03-09 | Rotary spray gun |
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| CN (1) | CN215313222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115305467A (en) * | 2022-08-31 | 2022-11-08 | 浙江柯蓝工贸有限公司 | Alloy spraying gun for manufacturing cooking pot body and spraying method thereof |
-
2021
- 2021-03-09 CN CN202120503214.6U patent/CN215313222U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115305467A (en) * | 2022-08-31 | 2022-11-08 | 浙江柯蓝工贸有限公司 | Alloy spraying gun for manufacturing cooking pot body and spraying method thereof |
| CN115305467B (en) * | 2022-08-31 | 2024-03-29 | 浙江柯蓝工贸有限公司 | Alloy spraying gun for manufacturing cooking pot and spraying method thereof |
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