CN112403696A

CN112403696A - Shower nozzle for machining

Info

Publication number: CN112403696A
Application number: CN202011255524.7A
Authority: CN
Inventors: 李元广
Original assignee: Hunan Xinbao Precision Manufacturing Co ltd
Current assignee: Hunan Xinbao Precision Manufacturing Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-02-26

Abstract

The invention relates to the technical field of spray heads, in particular to a spray head for machining. The invention overcomes the defects of the prior art, the connecting ring is arranged, the connecting ring and the spray head are provided with threads, the inner wall of the connecting ring is provided with a connecting groove, the threads corresponding to the outer wall of the spray gun are arranged in the connecting groove, the outer side of the spray head is fixedly connected with a first limiting ring, the inner wall of the spray gun is fixedly connected with a second limiting ring, the side surface of the second limiting ring is provided with an inverted triangular rubber sealing gasket, the end surface of the spray head close to the rubber sealing gasket is an inclined surface corresponding to the rubber sealing gasket, the installation and the disassembly of the spray head are convenient, the fixing plate of the sealing device is provided with a through hole corresponding to the through hole, a telescopic cover is fixedly connected in the through hole, the size of the through hole is larger than that of the through hole, and the other.

Description

Shower nozzle for machining

Technical Field

The invention relates to the technical field of spray heads, in particular to a spray head for machining.

Background

The machining and production process of the machine refers to the whole process of manufacturing products from raw materials (or semi-finished products), for machine production, the contents of the raw materials are transported and stored, the production preparation, the blank manufacturing, the part machining and heat treatment, the product assembly, debugging, painting, packaging and the like, the content of the production process is very wide, modern enterprises organize the production and guide the production by using the principles and methods of system engineering, and the production process is regarded as a production system with input and output.

Need use the shower nozzle when spraying paint to machine parts, current shower nozzle is very loaded down with trivial details when installing and dismantling, and the operation is inconvenient, is unfavorable for the problem of the installation of shower nozzle, dismantlement, maintenance and maintenance, and when the during operation that stops, shower nozzle department has a small amount of paint to flow from the shower nozzle, causes the waste, drips to the bottom surface and is difficult to clear up.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the spray head for machining, which overcomes the defects of the prior art and effectively solves the problems that the spray head is inconvenient to mount and dismount and paint flows out of the spray head.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme:

a spray head for machining comprises a spray head and a spray gun, wherein the spray head is connected with the inner wall of the spray gun in a sliding mode, the outer side of the spray head is in threaded connection with a connecting ring, the inner wall of the connecting ring is provided with a connecting groove, threads corresponding to the outer wall of the spray gun are arranged in the connecting groove, the outer end of the spray head is provided with an opening, and a sealing device corresponding to the opening is arranged in the spray head;

the sealing device comprises a fixing plate, the fixing plate is fixedly connected with the inner wall of the spray head, a through hole corresponding to the through hole is formed in the fixing plate, and a telescopic cover is fixedly connected in the through hole.

As a preferred technical scheme of the invention, the outer side of the spray head is fixedly connected with a first limiting ring, and the inner wall of the spray gun is fixedly connected with a second limiting ring.

As a preferable technical scheme of the invention, a rubber sealing gasket is arranged on the side surface of the second limiting ring, the rubber sealing gasket is in an inverted triangle shape, and one end surface of the spray head, which is close to the rubber sealing gasket, is an inclined surface corresponding to the rubber sealing gasket.

As a preferable technical scheme of the invention, the outer diameter of the connection part of the spray head and the connecting ring is consistent with the inner diameter of the spray gun.

As a preferable technical solution of the present invention, the size of the through hole is larger than the size of the through hole, the size of the telescopic cover is the same as the size of the through hole, and the other end of the telescopic cover is located in the through hole.

As a preferable technical scheme of the invention, the telescopic cover is formed by nylon cloth on a PVC support plate.

(III) advantageous effects

The embodiment of the invention provides extrusion molding equipment for producing plastic pipes, which has the following beneficial effects:

1. through being provided with the go-between, at go-between and shower nozzle screw thread, set up the spread groove at the go-between inner wall, set up the screw thread that corresponds with the spray gun outer wall in the spread groove, at the first spacing ring of shower nozzle outside fixed connection, at spray gun inner wall fixed connection second spacing ring, set up the rubber packing pad of the type of falling triangle in second spacing ring side, the terminal surface that the shower nozzle is close to rubber packing pad is the inclined plane that corresponds with rubber packing pad, the installation and the dismantlement of the shower nozzle of being convenient for.

2. Through being provided with sealing device, set up the through-hole that corresponds with the opening on sealing device's fixed plate, fixed connection telescopic cover in the through-hole, the size of through-hole is greater than the size of opening, and the telescopic cover other end is located the opening, prevents to prevent remaining paint in the shower nozzle, flows from opening department.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

FIG. 1 is a schematic overall perspective view of the present invention;

FIG. 2 is a schematic view of the overall front cross-sectional connection structure of the present invention;

FIG. 3 is a schematic front sectional view of the sealing device of the present invention;

fig. 4 is a schematic perspective view of the retractable cover of the present invention.

In the figure: 1. a spray head; 2. a spray gun; 3. a connecting ring; 4. a port; 5. a sealing device; 6. a first limit ring; 7. a rubber gasket; 8. a second stop collar; 9. connecting grooves; 501. a fixing plate; 502. a through hole; 503. a telescopic cover.

Detailed Description

The preferred embodiments of the present invention will hereinafter be described in conjunction with the appended drawings, it being understood that the preferred embodiments described herein are merely for the purpose of illustrating and explaining the present invention and are not intended to limit the present invention:

as shown in fig. 1-4: a spray head for machining comprises a spray head 1 and a spray gun 2, wherein the spray head 1 is in sliding connection with the inner wall of the spray gun 2, the outer side of the spray head 1 is in threaded connection with a connecting ring 3, the inner wall of the connecting ring 3 is provided with a connecting groove 9, threads corresponding to the outer wall of the spray gun 2 are arranged in the connecting groove 9, the outer end of the spray head 1 is provided with an opening 4, and a sealing device 5 corresponding to the opening 4 is arranged in the spray head;

the sealing device 5 comprises a fixing plate 501, the fixing plate 501 is fixedly connected with the inner wall of the spray head 1, a through hole 502 corresponding to the through hole 4 is formed in the fixing plate 501, and a telescopic cover 503 is fixedly connected in the through hole 502.

Wherein, the first spacing ring 6 of shower nozzle 1 outside fixedly connected with, the 2 inner walls fixedly connected with second spacing ring 8 of spray gun increase the leakproofness of whole equipment.

Wherein, 8 sides of second spacing ring are provided with rubber packing 7, and rubber packing 7 is the type of falling triangle, and a terminal surface that shower nozzle 1 is close to rubber packing 7 is the inclined plane that corresponds with rubber packing 7, increases the leakproofness of whole equipment.

Wherein, the external diameter of shower nozzle 1 and go-between 3 junction is unanimous with the internal diameter of spray gun 2, and the leakproofness is good, prevents that paint from spilling.

The size of the through hole 502 is larger than that of the through hole 4, the size of the telescopic cover 503 is consistent with that of the through hole 502, the other end of the telescopic cover 503 is located in the through hole 4, and sealing performance is good.

The telescopic cover 503 is made of nylon cloth on a PVC support plate, and has the advantages of oil resistance, corrosion resistance, high temperature resistance, no deformation caused by collision, long service life, good sealing performance, firmness and durability.

The working principle of the invention is as follows: during operation, through be provided with sealing device 5 that corresponds with opening 4 in shower nozzle 1, during the installation, insert 2 inner walls of spray gun with 1 one end of shower nozzle, then with go-between 3 and 1 outer wall threaded connection of shower nozzle, and simultaneously, spray gun 2 and spread groove 9 threaded connection, 2 one end of spray gun support first spacing ring 6, 1 one end of shower nozzle extrudees rubber packing pad 7 simultaneously, the installation is over, when dismantling, go on according to the last step, during the spraying, because the impact force, the coating is washed flexible cover 503 open, spout from opening 4, during the work is over, flexible cover 503 shrink, opening 4 is sealed, prevent remaining paint in the shower nozzle 1, flow from opening 4.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A spray head for machining comprises a spray head (1) and a spray gun (2), and is characterized in that the spray head (1) is in sliding connection with the inner wall of the spray gun (2), the outer side of the spray head (1) is in threaded connection with a connecting ring (3), the inner wall of the connecting ring (3) is provided with a connecting groove (9), threads corresponding to the outer wall of the spray gun (2) are arranged in the connecting groove (9), the outer end of the spray head (1) is provided with a through hole (4), and a sealing device (5) corresponding to the through hole (4) is arranged in the spray head (1);

sealing device (5) are including fixed plate (501), fixed plate (501) and shower nozzle (1) inner wall fixed connection, set up through-hole (502) that correspond with opening (4) on fixed plate (501), fixedly connected with telescopic cover (503) in through-hole (502).

2. The spray head for machining according to claim 1, wherein a first limit ring (6) is fixedly connected to the outer side of the spray head (1), and a second limit ring (8) is fixedly connected to the inner wall of the spray gun (2).

3. The spray head for machining according to claim 2, wherein a rubber sealing gasket (7) is arranged on the side face of the second limiting ring (8), the rubber sealing gasket (7) is in an inverted triangle shape, and one end face, close to the rubber sealing gasket (7), of the spray head (1) is an inclined face corresponding to the rubber sealing gasket (7).

4. A machining nozzle according to claim 1, characterized in that the outer diameter of the connection between the nozzle (1) and the connecting ring (3) corresponds to the inner diameter of the lance (2).

5. A machining nozzle according to claim 1, characterized in that the dimensions of the through hole (502) are larger than the dimensions of the through opening (4), the dimensions of the telescopic cover (503) correspond to the dimensions of the through hole (502), and the other end of the telescopic cover (503) is located inside the through opening (4).

6. A machining nozzle as claimed in claim 1, characterized in that said telescopic cover (503) is made of nylon cloth on PVC support plate.