CN214132303U

CN214132303U - Powder gun for metal surface treatment

Info

Publication number: CN214132303U
Application number: CN202022321927.9U
Authority: CN
Inventors: 沈志贤
Original assignee: Jiaquan Prec Hardware Electronics Suzhou Co ltd
Current assignee: Suqian Jianshe Electronic Technology Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-09-07
Anticipated expiration: 2030-10-19

Abstract

The utility model provides a powder gun for metal surface treatment, which relates to the technical field of surface treatment powder guns and comprises a gun body, wherein the left side of the gun body is fixedly connected with a connecting pipe, the left side of the connecting pipe is fixedly connected with a discharge tube, a discharge needle is fixedly arranged in the discharge tube through a support frame, the left side of the discharge tube is fixedly connected with a powder spray head through a pipeline, and a handle is fixedly and obliquely arranged at the lower side of the gun body; the utility model can hang the powder gun through the hanging buckle after the powder spraying is finished through the hanging buckle, thereby avoiding the collision caused when the powder gun is placed and avoiding the damage of the internal elements of the powder gun; secondly, the high-voltage module and the discharge needles are arranged in a matched mode, so that the discharge needles form a strong electric field around the discharge needles, the powder is charged with static electricity through the discharge needles and is sprayed out from the spray head, and the sprayed powder is charged with strong static electricity and can be firmly adsorbed on a workpiece to be coated, and spraying is finished.

Description

Powder gun for metal surface treatment

Technical Field

The utility model relates to a surface treatment powder gun technical field especially relates to a metal surface treatment's powder gun.

Background

The powder electrostatic spray gun mainly comprises a powder supply barrel, a powder spray gun and a controller, the powder spray gun has been widely applied as an important means of surface treatment since the advent, the powder is different from the traditional solvent type powder coating electrostatic spray gun material, no polluting gas or liquid is discharged in the coating process, the powder is very environment-friendly for the processing environment or the processed product, and the powder electrostatic spray gun becomes one of indispensable means in the surface treatment industry

In the use process of the existing electrostatic powder spray gun, the sprayed powder is not dispersed enough due to the fact that gas and powder are not uniformly mixed, and the spraying effect is poor; secondly, dust may fall on the surface of the workpiece to be sprayed, and manual cleaning is needed during powder spraying.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a powder gun of metal surface treatment to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a metal surface treatment's powder spray gun, includes the rifle body, the right side fixedly connected with connecting pipe of the rifle body, the right side fixedly connected with of connecting pipe discharges the pipe, the inside of discharging the pipe has the discharge needle through support frame fixed mounting, the left side of discharging the pipe has the powder spray head through pipeline fixedly connected with, and the internally mounted of powder spray head has the spray needle, the handle is installed to the fixed slope of downside of the rifle body, the left side upper portion movable mounting of handle has the trigger, the right side lower extreme of handle is installed and is hung the knot, powder inlet pipe, intake pipe and power cord are installed respectively to the inside of handle.

Preferably, the right side fixedly connected with back lid of the rifle body, the inside fixed mounting of the rifle body has high-pressure module, the inside fixed mounting of connecting pipe has the mixing box, the motor is installed to the upside of mixing box, the motor rotates through the wheel area and is connected with the transmission shaft, the first bevel gear of downside fixedly connected with of transmission shaft, the fixed welding in the outside of pivot has mixed leaf, mixing box internally mounted has the bracing piece, bracing piece internal rotation is connected with the pivot, the second bevel gear has been cup jointed on the right side of pivot, first bevel gear meshes with the second bevel gear mutually.

Preferably, a partition board is installed inside the mixing box, an air inlet hole is formed in the partition board, and the air inlet pipe is installed between the partition board and the mixing bottom plate and discharges air through the air inlet hole.

Preferably, the gun body is fixedly connected with a high-voltage module inside, and the high-voltage module is connected with the discharge needle through a branch line.

Preferably, the upper side of the gun body is provided with a switch, and the position of the powder inlet pipe close to the mixing box is provided with an electromagnetic valve.

Preferably, the switch is electrically connected with the high-voltage module, the electromagnetic valve and the motor through branch lines.

The utility model has the advantages that: the utility model can hang the powder gun through the hanging buckle after the powder spraying is finished through the hanging buckle, thereby avoiding the collision caused when the powder gun is placed and avoiding the damage of the internal elements of the powder gun; secondly, the high-voltage module and the discharge needles are arranged in a matched mode, so that the discharge needles form a strong electric field around the discharge needles, the powder is charged with static electricity through the discharge needles and is sprayed out from the spray head, and the sprayed powder is charged with strong static electricity and can be firmly adsorbed on a workpiece to be coated, and spraying is finished.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a main sectional view of the present invention;

fig. 3 is a schematic structural view of the mixing box of the present invention.

Reference numerals: 1. a gun body; 2. a handle; 3. a trigger; 4. a switch; 5. spraying needles; 6. a powder inlet pipe; 7. an air inlet pipe; 8. a power line; 9. a rear cover; 10. hanging and buckling; 11. an insulating support frame; 12. a discharge needle; 13. a mixing box; 14. a motor; 15. mixing the leaves; 16. a drive shaft; 17. a first bevel gear; 18. A second bevel gear; 19. a rotating shaft; 20. a support bar; 21. an electromagnetic valve; 22. a discharge tube; 23. a high voltage module; 24. and (4) connecting the pipes.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-3, a powder spray gun for metal surface treatment comprises a gun body 1, a connecting pipe 24 is fixedly connected to the right side of the gun body 1, a discharge tube 22 is fixedly connected to the right side of the connecting pipe 24, a discharge needle 12 is fixedly mounted inside the discharge tube 22 through a support frame 11, a powder spray head is fixedly connected to the left side of the discharge tube 22 through a pipeline, a spray needle 5 is mounted inside the powder spray head, a handle 2 is fixedly and obliquely mounted on the lower side of the gun body 1, a trigger 3 is movably mounted on the upper portion of the left side of the handle 2, a hanging buckle 10 is mounted at the lower end of the right side of the handle 2, a powder inlet pipe 6, an air inlet pipe 7 and a power line 8 are respectively mounted inside the handle 2, a rear cover 9 is fixedly connected to the right side of the gun body 1, a high-voltage module 23 is fixedly mounted inside the gun body 1, a mixing box 13 is fixedly mounted inside the connecting pipe 24, a motor 14 is mounted on the upper side of the mixing box 13, the motor 14 is rotatably connected to a transmission shaft 16 through a wheel belt, first bevel gear 17 of downside fixedly connected with of transmission shaft 16, the outside fixed welding of pivot 19 has mixed leaf 15, mixing box 13 internally mounted has bracing piece 20, bracing piece 20 internal rotation is connected with pivot 19, second bevel gear 18 has been cup jointed on the right side of pivot 19, first bevel gear 17 meshes with second bevel gear 18 mutually, mixing box 13 internally mounted has the baffle, and the inlet port has been seted up to the baffle, intake pipe 7 is installed between baffle and mixed bottom plate, and through inlet port exhaust gas, the inside fixedly connected with high-voltage module 23 of the rifle body 1, high-voltage module 23 is connected with discharge needle 12 through the branch line.

The utility model can hang the powder gun through the hanging buckle 10 after the powder gun is finished through the hanging buckle 10, thereby avoiding the collision caused when the powder gun is placed and avoiding the damage of the internal elements of the powder gun; secondly, through the installed high-voltage module 23 and the discharge needles 12 installed in a matching manner, the discharge needles 12 can form a strong electric field around, the powder is charged with static electricity through the discharge needles 12 and is sprayed out from the spray head, and the sprayed powder is charged with strong static electricity and can be firmly adsorbed on a workpiece to be coated, so that spraying is completed.

Example 2

As shown in fig. 1-3, a powder spray gun for metal surface treatment comprises a gun body 1, a connecting pipe 24 is fixedly connected to the right side of the gun body 1, a discharge tube 22 is fixedly connected to the right side of the connecting pipe 24, a discharge needle 12 is fixedly mounted inside the discharge tube 22 through a support frame 11, a powder spray head is fixedly connected to the left side of the discharge tube 22 through a pipeline, a spray needle 5 is mounted inside the powder spray head, a handle 2 is fixedly and obliquely mounted on the lower side of the gun body 1, a trigger 3 is movably mounted on the upper portion of the left side of the handle 2, a hanging buckle 10 is mounted at the lower end of the right side of the handle 2, a powder inlet pipe 6, an air inlet pipe 7 and a power line 8 are respectively mounted inside the handle 2, a switch 4 is mounted on the upper side of the gun body 1, an electromagnetic valve 21 is mounted at a position of the powder inlet pipe 6 close to a mixing box 13, and the switch 4 is electrically connected with a high-voltage module 23, the electromagnetic valve 21 and a motor 14 through branch lines.

Through the switch 4 of installation, and switch 4 passes through branch line and high-voltage module 23, solenoid valve 21 and motor 14 electric connection, can control high-voltage module 23, solenoid valve 21, motor 14 and close to when the work piece surface clearance of menstruation, avoid having the powder blowout of static, only need gas through the shower nozzle blowout can.

The working principle is as follows: when the surface of a workpiece is cleaner and powder needs to be sprayed, a switch 4 is turned on, a power cord 8 supplies power to a high-voltage module 23 and a motor 14, an electromagnetic valve 21 is turned on, a trigger 3 is pressed, powder is fed into a mixing box 13 through a powder inlet pipe 6, gas is fed into the mixing box 13 through an air inlet pipe 7, the gas enters the mixing box 13 and then enters the upper part of the mixing box 13 through an air inlet hole, the motor 14 works, a first bevel gear 17 is meshed with a second bevel gear 18 to drive a rotating shaft 19 to rotate, the rotating shaft 19 drives a mixing blade 15 to rotate, so that the powder and the gas entering the upper part of the mixing box 13 are mixed and then enter a discharge tube 22, meanwhile, high voltage generated by the high-voltage module 23 forms a strong electric field around through a discharge needle 12, the powder is charged with static electricity around the discharge needle 12 and is sprayed out from a spray head, the sprayed powder is charged with strong static electricity and can be firmly adsorbed on the workpiece to be coated, finishing spraying; if the surface of the workpiece has more dust, the switch 4 is firstly closed, the electromagnetic valve 21, the motor 14 and the high module are in an off state, then the trigger 3 is pressed, only gas is sprayed out from the spray head through the air inlet pipe 7 at the moment, the surface of the workpiece can be cleaned, and then the switch 4 is opened to perform the powder spraying operation.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A powder spray gun for metal surface treatment comprises a gun body (1), and is characterized in that: the powder spraying gun is characterized in that a connecting pipe (24) is fixedly connected to the right side of the gun body (1), a discharge pipe (22) is fixedly connected to the right side of the connecting pipe (24), a discharge needle (12) is fixedly mounted inside the discharge pipe (22) through a support frame (11), a powder spraying head is fixedly connected to the left side of the discharge pipe (22) through a pipeline, a spray needle (5) is mounted inside the powder spraying head, a handle (2) is fixedly and obliquely mounted on the lower side of the gun body (1), a trigger (3) is movably mounted on the upper portion of the left side of the handle (2), a hanging buckle (10) is mounted at the lower end of the right side of the handle (2), and a powder inlet pipe (6), an air inlet pipe (7) and;

lid (9) behind the right side fixedly connected with of rifle body (1), the inside fixed mounting of rifle body (1) has high-pressure module (23), inside fixed mounting of connecting pipe (24) has mixing box (13), motor (14) are installed to the upside of mixing box (13), motor (14) rotate through the wheel area and are connected with transmission shaft (16), the first bevel gear of downside fixedly connected with (17) of transmission shaft (16), the outside fixed welding of pivot (19) has mixing leaf (15), mixing box (13) internally mounted has bracing piece (20), bracing piece (20) internal rotation is connected with pivot (19), second bevel gear (18) have been cup jointed on the right side of pivot (19), first bevel gear (17) and second bevel gear (18) mesh mutually.

2. A powder spray gun for metal surface treatment according to claim 1, characterized in that: the mixing box (13) is internally provided with a partition board, the partition board is provided with an air inlet, and the air inlet pipe (7) is arranged between the partition board and the mixing bottom plate and discharges air through the air inlet.

3. A powder spray gun for metal surface treatment according to claim 1, characterized in that: the interior fixedly connected with high-voltage module (23) of rifle body (1), high-voltage module (23) are connected with discharge needle (12) through the branch line.

4. A powder spray gun for metal surface treatment according to claim 1, characterized in that: the upper side of the gun body (1) is provided with a switch (4), and the position of the powder inlet pipe (6) close to the mixing box (13) is provided with an electromagnetic valve (21).

5. A powder spray gun for metal surface treatment according to claim 4, characterized in that: the switch (4) is electrically connected with the high-voltage module (23), the electromagnetic valve (21) and the motor (14) through branch lines.