CN213435119U

CN213435119U - Spray gun for plastic part coating operation

Info

Publication number: CN213435119U
Application number: CN202021804997.3U
Authority: CN
Inventors: 曾明; 俞斌
Original assignee: Xiamen Xiangmei Plastic Products Co ltd
Current assignee: Xiamen Xiangmei Plastic Products Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-06-15
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a spray gun for plastic part coating operation, which belongs to the technical field of coating spray guns and comprises a gun body and a paint bottle, wherein the gun body comprises a gun needle, a gun cavity, a gun handle, a handle and a plurality of adjusting knobs; the paint bottle is fixedly connected above the gun body through the threaded quick connector, the tail of the gun handle is provided with a second adjusting knob, the coating amount can be adjusted through the adjusting knob, and the paint bottle can be conveniently and fast installed into a whole.

Description

Spray gun for plastic part coating operation

Technical Field

The utility model relates to a coating spray gun technical field especially relates to a spray gun for plastic parts application operation.

Background

The coating industry in China has been reformed and opened for thirty years, the industry of small, miscellaneous and disorderly touring type workshops is changed into the normal and prosperous coating industry at present, continuous research and development and improvement of coating equipment play an important role in the process, a spray gun is an important component of the coating equipment, and a plastic part spray gun is commonly used in the field of plastic coating.

The existing coating gun is connected through a pipeline, an air pipe and a coating solution pipe are often wound in the using process, inconvenience is brought in work, and the coating amount is inconvenient to adjust.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a spray gun for plastic part application operation is proposed, through setting up adjust knob, can adjust the size of application output, through setting up the paint bottle, can conveniently install as an organic whole.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model discloses preferred technical scheme lies in, including the rifle body and lacquer bottle, the rifle body includes rifle needle, rifle chamber, stock, handle and a plurality of adjust knob, the rifle needle with the middle part swing joint of handle, the handle is fixed on the rifle body, be equipped with the boss in the middle of the rifle needle, the boss card is in the rifle in the chamber, the afterbody of rifle needle is equipped with first adjust knob; the paint bottle is fixedly connected above the gun body through a threaded quick-connection plug, and a second adjusting knob is arranged at the tail of the gun handle.

The utility model discloses preferred technical scheme lies in, the rifle chamber is according to the big or small injection moulding of rifle needle, can guarantee the leakproofness of the whole rifle body.

The utility model discloses preferred technical scheme lies in, the rifle needle both ends respectively set up a boss, be equipped with first spring in the middle of first boss and the rifle chamber, be equipped with the second spring in the middle of second boss and the rifle chamber, the afterbody of rifle needle is equipped with first adjust knob, and first adjust knob and rifle chamber threaded connection can adjust the space in second boss and rifle chamber, second compression spring's space promptly.

The utility model discloses preferred technical scheme lies in, and first boss the place ahead sets up the sealing washer, and the sealing washer adopts butadiene acrylonitrile rubber, and the butadiene acrylonitrile rubber top sets up the lacquer bottle entry.

The utility model discloses preferred technical scheme lies in, the handle lower extreme is equipped with the connecting rod, is equipped with the third spring between connecting rod and the rifle body.

The utility model discloses preferred technical scheme lies in, is equipped with the fourth spring between second adjust knob and the rifle chamber, and fourth spring top is equipped with the sealing plug, and the right downside of stock is equipped with the air inlet.

The utility model has the advantages that:

Drawings

FIG. 1 is a schematic view of a spray gun for use in coating plastic parts according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of a spray gun for painting plastic parts according to an embodiment of the present invention;

in the figure:

1. a paint bottle; 2. a quick connector; 3. a gun cavity; 4. a gun needle; 5. nitrile rubber; 6. a first boss; 7. a first spring; 8. a handle; 9. a connecting rod; 10. a third spring; 11. a gun handle; 12. a fourth spring; 13. a second adjustment knob; 14. a second boss; 15. an air inlet; 16. a sealing plug; 17. a first adjustment knob; 18. a second spring.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1-2, the utility model provides a spray gun for coating operation of plastic products, which comprises a gun body and a paint bottle 1; the gun body comprises a gun needle 4, a handle 8 and an adjusting knob; the gun needle 4 is movably connected with the middle part of the handle 8, the handle 8 is fixed on the gun body, a boss is arranged in the middle of the gun needle 4 and clamped in the gun cavity 3, and a first adjusting knob 17 is arranged at the tail part of the gun needle 4; the paint bottle 1 is fixedly connected above the gun body and fixedly connected with the gun handle 11 through the threaded quick connector 2, and the tail of the gun handle is provided with a second adjusting knob 13.

Preferably, the gun cavity 3 is formed by injection molding according to the size of the gun needle 4, so that the sealing performance of the whole gun body can be ensured.

Preferably, the both ends of the gun needle 4 are respectively provided with a boss, a first spring 7 is arranged between the first boss 6 and the gun cavity 3, a second spring 18 is arranged between the second boss 14 and the gun cavity 3, a first adjusting knob 17 is arranged at the tail part of the gun needle 4, the first adjusting knob 17 is in threaded connection with the gun cavity 3, and the space between the second boss 14 and the gun cavity 3, namely the space of the second spring 18, can be adjusted.

Preferably, a sealing ring is arranged in front of the first boss 6, the sealing ring is made of nitrile rubber 5, and an inlet of the paint bottle 1 is arranged above the nitrile rubber 5.

Preferably, the lower end of the handle 8 is provided with a connecting rod 9, and a third spring 10 is arranged between the connecting rod 9 and the gun body.

Preferably, a fourth spring 12 is arranged between the second adjusting knob 13 and the gun cavity 3, a sealing plug 16 is arranged above the fourth spring 12, and an air inlet 15 is arranged at the lower right side of the gun handle 11.

The theory of operation, with paint bottle 1 through 2 fixed connection of quick connector on the rifle body, adjust first adjust knob 17, adjust the size of pressing handle 8 pressing force, adjust second adjust knob 13, the size of 15 air mass flows of air inlet is adjusted to second adjust knob 13, through the air inlet 15 access air supply, then press handle 8, first boss 6 removes backward, the lacquer in paint bottle 1 flows into rifle chamber 3, the air supply of intracavity can spout lacquer and spill, work.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. A spray gun for plastic part coating operation is characterized in that:

comprises a gun body and a paint bottle (1);

the gun body comprises a gun needle (4), a gun cavity (3), a gun handle (11), a handle (8) and a plurality of adjusting knobs, the gun needle (4) is movably connected with the middle part of the handle (8), the handle (8) is fixed on the gun body, two bosses are arranged in the middle of the gun needle (4), the two bosses are clamped in the gun cavity (3), and the tail part of the gun needle (4) is provided with a first adjusting knob (17);

paint bottle (1) pass through screw thread quick-witted bayonet joint (2) fixed connection in the top of the rifle body, the afterbody of stock (11) is equipped with second adjust knob (13).

2. A spray gun for the painting of plastic objects according to claim 1, characterized in that:

the gun cavity (3) is formed by injection molding according to the size of the gun needle (4), and the sealing performance of the whole gun body can be guaranteed.

3. A spray gun for the painting of plastic objects according to claim 1, characterized in that:

the gun needle (4) is provided with two bosses which are respectively configured to be a first boss (6) and a second boss (14), the first boss (6) and the gun cavity (3) are provided with a first spring (7) in the middle, the second boss (14) and the gun cavity (3) are provided with a second spring (18) in the middle, and a first adjusting knob (17) is in threaded connection with the gun cavity (3).

4. A spray gun for the painting of plastic objects according to claim 3, characterized in that:

a sealing ring is arranged in front of the first boss (6), the sealing ring is made of nitrile rubber (5), and the nitrile rubber (5) is arranged at an inlet of the paint bottle (1).

5. A spray gun for the painting of plastic objects according to claim 1, characterized in that:

the lower end of the handle (8) is provided with a connecting rod (9), and a third spring (10) is arranged between the connecting rod (9) and the gun body.

6. A spray gun for the painting of plastic objects according to claim 1, characterized in that:

a fourth spring (12) is arranged between the second adjusting knob (13) and the gun cavity (3), and a sealing plug (16) is arranged above the fourth spring (12).

7. A spray gun for the painting of plastic objects according to claim 1, characterized in that:

an air inlet (15) is arranged on the gun handle (11).