CN111346774A

CN111346774A - Mechanical equipment and accessory paint spraying apparatus with antidrip and flocculation

Info

Publication number: CN111346774A
Application number: CN202010265632.6A
Authority: CN
Inventors: 姜国义
Original assignee: Wenzhou Gaiyi Machinery Co ltd
Current assignee: Shaoxing Zaifeng Intelligent Technology Co.,Ltd.
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-06-30
Anticipated expiration: 2040-04-07
Also published as: CN111346774B; CN112974067A; CN112974067B

Abstract

The invention relates to the technical field of mechanical equipment and accessories, and discloses a mechanical equipment and accessory paint spraying device with drip prevention and flocculation prevention. The upper moving plate is pushed to move upwards by restoring elastic deformation through the second spring in the air bag, the pressure intensity of the space inside the air bag is reduced, the air bag extracts paint at the spray nozzle through the hose, the upper return pipe, the annular groove and the lower return pipe and enters the air bag to be stored, and the problems that the existing mechanical paint spraying equipment cannot work continuously, the working efficiency is low and the paint is wasted excessively are solved through the structure.

Description

Mechanical equipment and accessory paint spraying apparatus with antidrip and flocculation

Technical Field

The invention relates to the technical field of mechanical equipment and accessories, in particular to a mechanical equipment and accessory paint spraying device with drip and flocculation prevention.

Background

Spray painting is a method of applying paint to the surface of an object to be painted by dispersing the paint into uniform and fine droplets by means of air pressure through a spray gun. It can be classified into air painting, airless painting, electrostatic painting, etc. The coating is usually sprayed uniformly on the surface of the object by a spray gun and then dried and cured to form a hard coating film. Has the functions of protection, beauty and marking, and is mainly used for automobiles, airplanes, woodware, leather and the like. The good paint spraying protective layer keeps continuous, complete and undamaged, has good combination, and can be a barrier for inhibiting corrosive media from invading.

However, at present, the existing paint spraying equipment and accessories for machinery need to be sprayed with paint, and after the paint spraying is finished, the next workpiece needs to be operated for a while, because residual paint liquid on the inner wall of a pipeline can flow out of a spray head, if continuous operation can affect the quality of the next paint sprayed piece, the problem of low working efficiency, paint waste is serious, and the spraying is not uniform is caused.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides mechanical equipment and an accessory paint spraying device with drip and flocculation prevention, which have the advantages of continuous work, high working efficiency, avoidance of paint waste, high paint spraying quality and reduction of working strength, and solve the problems that the conventional mechanical paint spraying equipment cannot continuously work, the working efficiency is low, excessive paint waste is caused, the paint spraying quality is poor and the working strength is high.

(II) technical scheme

In order to realize the purposes of continuous work, high working efficiency, avoidance of paint waste, high paint spraying quality and reduction of working strength, the invention provides the following technical scheme: a mechanical equipment and accessory paint spraying device with drip prevention and flocculation, which comprises a base, wherein the right end of the upper part of the base is fixedly connected with a support, the lower side of the support is provided with a chute, the lower side of the support is in sliding connection with a telescopic device in the chute, the lower end of the telescopic device is fixedly connected with a whole nozzle, the upper middle part and the lower middle part of the inner wall of the whole nozzle are respectively provided with an upper return pipe, an annular groove and a lower return pipe, the inside of the whole nozzle is in sliding connection with an upper moving plate, the left side and the right side of the moving plate are respectively fixedly connected with a hose, the middle part of the moving plate is fixedly connected with a fixed pipe, the inside of the fixed pipe is in sliding connection with a sliding barrel on the moving plate, the left end and the right end of the sliding barrel are provided with supporting arms, the upper end of the sliding barrel is provided with a through, the gasbag be provided with the second spring, the lower extreme of gasbag and second spring just at the holistic inside fixedly connected with bottom plate of shower nozzle, the right side lower part fixedly connected with total back flow of gasbag, the holistic lower extreme fixedly connected with spout of shower nozzle, liquid outlet and V type groove have been seted up respectively to the upper portion and the lower part of spout, the lower extreme of lacquer pipe and total back flow just fixedly connected with paint can on the base.

Preferably, the upper return pipe and the lower return pipe are communicated with the annular groove, so that the paint liquid in the nozzle is guaranteed to flow back to the air bag; the diameter of the return pipe is larger than that of the lower return pipe, the number of the return pipes is smaller than that of the return pipes, and the annular groove is an annular closed groove, so that excessive pipeline grooves are avoided.

Preferably, the upper moving plate and the fixed tube are internally provided with sliding grooves corresponding to the supporting arms, so that the sliding cylinder is guaranteed to normally move in the fixed tube, and the moving plate is pushed to extrude the air bag.

Preferably, the hose and the interior of the main return pipe are provided with one-way valves, so that one-way movement of the paint liquid return is ensured.

Preferably, the inside liquid outlet of spout and the opposite direction and the shape in V type groove are similar to guarantee that the lacquer liquid of spout department along with the increase of pressure, enlarge the aperture size of liquid outlet through extrusion V type groove.

Preferably, the lower end of the main return pipe is communicated with the bottom of the paint tank, so that the returned paint liquid or gas can flow in the paint tank, and the paint liquid in the paint tank is prevented from being coagulated into floccules.

Preferably, the main return pipe is bent and crossed to bypass the return pipe, so that the main return pipe and the return pipe can be prevented from being communicated with each other, and paint liquid can be prevented from normally flowing back to the paint tank.

(III) advantageous effects

Compared with the prior art, the invention provides a mechanical device with drip prevention and flocculation prevention and a paint spraying device for accessories, which have the following beneficial effects:

1. this mechanical equipment and accessory paint spraying apparatus with antidrip and flocculation, the inside removal at last movable plate and fixed pipe of slide cartridge promotes through crooked paint pipe, the impact force of first spring buffering slide cartridge, and simultaneously, the brace on the slide cartridge promotes the next removal extrusion gasbag of movable plate, liquid and gas in the gasbag enter into the paint can through total back flow, and the lower extreme of total back flow lets in the bottom of paint can, thereby be convenient for the inside at the paint can of lacquer liquid or gaseous surge of backward flow, thereby avoid the paint liquid in the paint can to condense into the flocculus, current mechanical paint spraying apparatus coagulation flocculus has been solved to this structure leads to the quality of spraying paint poor and needs the workman to rock the problem that leads to working strength high.

2. This mechanical equipment and accessory paint spraying apparatus with antidrip and flocculation, through when the output of the jar that stops lacquer at long time or for a short time, the second spring in the gasbag is for resumeing elastic deformation promotes the upward removal of movable plate, the inside space increase pressure of gasbag reduces, the gasbag passes through the hose, go up the back flow, the ring channel is stored in the paint entering gasbag of back flow extraction nozzle department down, current mechanical paint spraying equipment can not continuous operation has been solved to this structure, low working efficiency, the extravagant too much problem of paint.

3. This mechanical equipment and accessory paint spraying apparatus with antidrip and flocculation, the opposite direction and the shape through inside liquid outlet of spout and V type groove are similar to guarantee the lacquer liquid of spout department along with the increase of pressure, enlarge the aperture size of liquid outlet through extrusion V type groove, thereby avoid when the output of long-term or brief stopping paint can, the spout still has less paint to flow out, and then influences the paint spraying quality of next work piece and the extravagant phenomenon of paint.

Drawings

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

FIG. 2 is a schematic bottom view of the stand of the present invention;

FIG. 3 is a cross-sectional view of the integral internal structure of the sprinkler head of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 3 at A according to the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 3 at B according to the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 3 at C according to the present invention;

fig. 7 is an enlarged view of the structure of the spout of the present invention.

In the figure: the automatic paint spraying device comprises a base 1, a support 2, a sliding chute 201, a telescopic device 3, a nozzle 4, an upper return pipe 401, an annular groove 402, a lower return pipe 403, an upper moving plate 5, a hose 501, a fixed pipe 6, a sliding cylinder 7, a support arm 701, a through hole 702, a first spring 8, a paint inlet pipe 9, an air bag 10, a second spring 11, a lower fixed plate 12, a total return pipe 13, a nozzle 14, a liquid outlet 1401, a groove 1402V and a paint tank 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a mechanical equipment and accessory paint spraying apparatus with drip-proof and flocculation-proof functions comprises a base 1, a support 2 is fixedly connected to the right end of the upper portion of the base 1, a chute 201 is formed on the lower side of the support 2, a telescopic device 3 is slidably connected to the lower side of the support 2 in the chute 201, a nozzle unit 4 is fixedly connected to the lower end of the telescopic device 3, an upper return pipe 401, an annular groove 402 and a lower return pipe 403 are respectively formed on the upper, middle and lower portions of the inner wall of the nozzle unit 4, an upper moving plate 5 is slidably connected to the interior of the nozzle unit 4, hoses 501 are fixedly connected to the left and right sides of the moving plate 5, a fixed pipe 6 is fixedly connected to the middle of the moving plate 5, a sliding cylinder 7 is slidably connected to the interior of the fixed pipe 6 and the moving plate 5, supporting arms 701 are arranged at the left and right ends of the sliding cylinder 7, a through hole, the upper end fixedly connected with of slide cartridge 7 advances lacquer pipe 9, the lower extreme of the movable plate 5 and the position fixedly connected with gasbag 10 at through-hole 702, the inside of movable plate 5 and fixed pipe 6 is seted up with the corresponding spout of brace 701, thereby guarantee slide cartridge 7 normal removal in fixed pipe 6, and promote movable plate 5 extrusion gasbag 10, the gasbag 10 be provided with second spring 11, the lower extreme of gasbag 10 and second spring 11 and at the whole 4 inside fixedly connected with bottom plate 12 of shower nozzle, the right side lower part fixedly connected with total back flow 13 of gasbag 10, hose 501 and inside and total back flow 13's inside all is provided with the check valve, thereby guarantee the one-way movement of lacquer liquid backward flow.

The lower end of the spray head whole body 4 is fixedly connected with a spray opening 14, the upper part and the lower part of the spray opening 14 are respectively provided with a liquid outlet 1401 and a V-shaped groove 1402, and an upper return pipe 401 and a lower return pipe 403 are communicated with an annular groove 402, so that the paint liquid in the spray opening 14 is ensured to flow back to the air bag 10; the diameter of the return pipe 401 is greater than that of the lower return pipe 403, the number of the return pipes 401 is less than that of the return pipes 403, the annular groove 402 is an annular closed groove, so that excessive pipe grooves are avoided, the directions of the liquid outlet 1401 inside the nozzle 14 and the V-shaped groove 1402 are opposite and the shapes of the liquid outlet 1401 and the V-shaped groove 1402 are similar, and the size of the aperture of the liquid outlet 1401 is enlarged by extruding the V-shaped groove 1402 along with the increase of the pressure of the paint liquid at the nozzle 14. The lower extreme of lacquer pipe 9 and total back flow pipe 13 and fixedly connected with lacquer tank 15 on base 1, the lower extreme of total back flow pipe 13 lets in the bottom of lacquer tank 15 to be convenient for the lacquer liquid or the gaseous inside at lacquer tank 15 of surging of backward flow, thereby avoid the lacquer liquid coagulation in the lacquer tank 15 to become the flocculus, total back flow pipe 13 is crooked alternately to walk around back flow 403, can avoid total back flow pipe 13 and back flow 403 to communicate with each other like this, thereby avoid the unable normal back flow of lacquer liquid in the lacquer tank 15.

The working principle is as follows: when the mechanical equipment and the accessory paint spraying device with the functions of drip prevention and flocculation prevention work, paint in the paint tank 15 is conveyed into the spray head whole 4 through the paint inlet pipe 9 through the output device, since the paint in the paint inlet pipe 9 enters the sliding barrel 7 through the through hole 702, the bent paint pipe 9 pushes the sliding barrel 7 to move inside the upper moving plate 5 and the fixed pipe 6, the first spring 8 buffers the impact force of the sliding barrel 7, meanwhile, the supporting arm 701 on the sliding cylinder 7 pushes the moving plate 5 to move next to squeeze the air bag 10, at this time, the liquid and gas in the air bag 10 enter the paint tank 15 through the main return pipe 13, and the lower end of the main return pipe 13 is communicated to the bottom of the paint tank 15, so that the paint liquid or gas convenient for backflow surges inside the paint can 15, thereby preventing the paint liquid in the paint can 15 from coagulating into floccules, this structure has been solved current mechanical paint spraying apparatus and has been coagulated into the flocculus and lead to the quality of spraying paint poor and need the workman to rock and lead to the problem that working strength is high. When the output of the paint can 15 is stopped for a long time or a short time, at the moment, the second spring 11 in the air bag 10 pushes the upper moving plate 5 to move upwards for restoring elastic deformation, the space inside the air bag 10 is increased, the pressure is reduced, the air bag 10 draws the paint at the nozzle 14 through the hose 501, the upper return pipe 401, the annular groove 402 and the lower return pipe 403 to enter the air bag 10 for storage, and the structure solves the problems that the existing mechanical paint spraying equipment cannot work continuously, the working efficiency is low, and the paint is excessively wasted; the directions of the liquid outlet 1401 and the V-shaped groove 1402 in the nozzle 14 are opposite and the shapes of the liquid outlet 1401 and the V-shaped groove 1402 are similar, so that the size of the aperture of the liquid outlet 1401 is enlarged by extruding the V-shaped groove 1402 along with the increase of the pressure of the paint liquid at the nozzle 14, and the phenomenon that when the output of the paint can 15 is stopped for a long time or a short time, less paint flows out from the nozzle 14, and the paint spraying quality of the next workpiece is influenced and the paint is wasted is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mechanical equipment and accessory paint spraying apparatus with antidrip and flocculation, includes base (1), its characterized in that: the upper right end of the base (1) is fixedly connected with a support (2), a sliding groove (201) is formed in the lower side of the support (2), a telescopic device (3) is connected to the lower side of the support (2) in the sliding groove (201) in a sliding mode, a nozzle whole body (4) is fixedly connected to the lower end of the telescopic device (3), an upper return pipe (401), an annular groove (402) and a lower return pipe (403) are respectively formed in the upper portion, the middle portion and the lower portion of the inner wall of the nozzle whole body (4), an upper moving plate (5) is connected to the inside of the nozzle whole body (4) in a sliding mode, hoses (501) are fixedly connected to the left side and the right side of the moving plate (5), a fixed pipe (6) is fixedly connected to the middle portion of the moving plate (5), sliding cylinders (7) are connected to the inside of the fixed pipe (6) in a sliding mode on, the lower end of the supporting arm (701) is fixedly connected with a first spring (8) inside the upper moving plate (5), the upper end of the sliding cylinder (7) is fixedly connected with a paint inlet pipe (9), the lower end of the upper moving plate (5) is fixedly connected with an air bag (10) at the position of the through hole (702), the air bag (10) is provided with a second spring (11), the lower ends of the air bag (10) and the second spring (11) are fixedly connected with a lower fixing plate (12) inside the whole spray head (4), the lower part of the right side of the air bag (10) is fixedly connected with a main return pipe (13), the lower end of the whole spray head (4) is fixedly connected with a spray nozzle (14), a liquid outlet (1401) and a V-shaped groove (1402) are respectively formed in the upper part and the lower part of the spray nozzle (14), and paint tanks (15) are fixedly connected with the lower ends of the.

2. The mechanical equipment and accessories paint spraying device with drip prevention and flocculation prevention of claim 1, wherein: the upper return pipe (401) and the lower return pipe (403) are communicated with the annular groove (402), the diameter of the return pipe (401) is larger than that of the lower return pipe (403), the number of the return pipes (401) is smaller than that of the return pipes (403), and the annular groove (402) is an annular closed groove.

3. The mechanical equipment and accessories paint spraying device with drip prevention and flocculation prevention of claim 1, wherein: and sliding grooves corresponding to the supporting arms (701) are formed in the upper moving plate (5) and the fixed pipe (6).

4. The mechanical equipment and accessories paint spraying device with drip prevention and flocculation prevention of claim 1, wherein: the hose (501) and the interior of the main return pipe (13) are provided with one-way valves.

5. The mechanical equipment and accessories paint spraying device with drip prevention and flocculation prevention of claim 1, wherein: the liquid outlet (1401) and the V-shaped groove (1402) in the nozzle (14) are opposite in direction and similar in shape.

6. The mechanical equipment and accessories paint spraying device with drip prevention and flocculation prevention of claim 1, wherein: the lower end of the main return pipe (13) is communicated with the bottom of the paint tank (15).

7. The mechanical equipment and accessories paint spraying device with drip prevention and flocculation prevention of claim 1, wherein: the main return pipe (13) is bent to cross and bypass the return pipe (403).