CN211678466U

CN211678466U - Spraying system of plant fiber tableware spraying equipment

Info

Publication number: CN211678466U
Application number: CN202020130404.3U
Authority: CN
Inventors: 赵伟; 刘醇晟; 朱旭
Original assignee: Guangxi Forspai Environmental Protection Technology Co ltd
Current assignee: Guangxi Forspai Environmental Protection Technology Co ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-10-16
Anticipated expiration: 2030-01-20

Abstract

The utility model discloses a plant fiber tableware spraying equipment's paint finishing, including spraying case, conveyer belt, coating feed mechanism and arm, the spraying incasement has the spraying cavity, and both ends are provided with import and the export that communicates with the spraying cavity respectively, and outside the conveyer belt runs through spraying case and both ends and extends import and export respectively, the arm was installed at the top of spraying cavity, and coating feed mechanism includes coating supply pipe way, air supply line, blender, spraying pipeline to and install the shower nozzle on the arm. The utility model discloses a spraying system of plant fiber tableware spraying equipment can improve the degree of consistency when coating spraying to improve the spraying quality on tableware surface, and be convenient for adjust the spraying volume and the spraying dynamics of coating, with the spraying that is applicable to different grade type tableware.

Description

Spraying system of plant fiber tableware spraying equipment

Technical Field

The utility model relates to an environmental protection tableware processing technology field especially relates to a plant fiber tableware spraying equipment's paint finishing.

Background

The materials widely used in disposable tableware in the market at present are expanded EPS, EPVC, EPE and the like, although the products are convenient to use and beautiful, the products can bring great harm to the environment after long-term use, and particularly, the wide use of the tableware made of white foamed plastic (EPS) has a great hidden disaster and threatens the living environment of human beings. At present, a lot of enterprises research on making degradable tableware from wheat straws, rice straws, corncobs, wheat bran, rice bran, bagasse and the like. However, after the tableware is processed and formed, a layer of oil-proof or anti-sticking coating needs to be sprayed on the surface of the tableware to prevent oil stains or sticky substances from being attached to the surface of the tableware, but when the existing spraying equipment is used for spraying, the coating is not uniform and fine enough, the surface processing quality of products is affected, the weight of the plant fiber tableware is light, the tableware is easily blown away due to poor control of the spraying force of the coating during spraying, the existing spraying equipment cannot adjust the spraying force according to different types of products, and the applicability is poor.

Disclosure of Invention

The utility model discloses aim at solving one of the above-mentioned technical problem at least, provide a spraying system of plant fiber tableware spraying equipment, degree of consistency when can improving the coating spraying to improve the spraying quality on tableware surface, and be convenient for adjust the spraying volume and the spraying dynamics of coating, with the spraying that is applicable to different grade type tableware.

In order to realize the purpose, the utility model discloses a technical scheme be: a spraying system of plant fiber tableware spraying equipment comprises a spraying box, a conveying belt, a coating supply mechanism and a mechanical arm, wherein the spraying box is internally provided with a spraying chamber, two ends of the spraying box are respectively provided with an inlet and an outlet which are communicated with the spraying chamber, the conveying belt penetrates through the spraying box, two ends of the conveying belt respectively extend out of the inlet and the outlet, the mechanical arm is arranged at the top of the spraying chamber, and the coating supply mechanism comprises a coating supply pipeline, an air supply pipeline, a mixer, a spraying pipeline and a spray head arranged on the mechanical arm; wherein, be provided with the mixing chamber in the blender, coating supply pipeline includes the conveying pipeline, be provided with the pump body that is used for carrying coating on the conveying pipeline, and be used for controlling the governing valve of coating transport flow, the one end of conveying pipeline is connected with the storage tank that is used for storing coating, the other end and mixing chamber intercommunication, the air supply pipeline includes the air supply pipe, and set gradually the pressure regulating filter on the air supply pipe along gaseous direction of delivery, solenoid valve and air-vent valve, the one end of air supply pipe is connected with the air compressor machine, the other end and mixing chamber intercommunication, the one end and the mixing chamber intercommunication of spraying pipeline, the shower nozzle is connected to.

Preferably, one side of the spraying box is provided with a chamber for installing the storage tank and the control box.

Preferably, the other side of the spraying box is provided with an exhaust port communicated with the spraying chamber, and the exhaust port is convexly arranged towards the outside of the spraying box in a conical shape and is connected with an exhaust pipeline.

Preferably, the mechanical arm is a six-axis mechanical arm.

Preferably, the storage tank is provided with a stirrer for stirring the dope stored therein.

Preferably, the stirrer is a pneumatic stirrer and is connected with an air compressor through a connecting pipeline.

Preferably, the mixer is provided with a feed inlet, an air inlet and a mixing outlet which are communicated with the mixing chamber, wherein the feed inlet is communicated with the feed delivery pipe, the air inlet is communicated with the air supply pipe, and the mixing outlet is communicated with the spraying pipeline.

Preferably, the feed inlet, the air inlet and the mixing outlet are provided with threaded connection parts, and the end parts of the conveying pipeline, the air supply pipe and the spraying pipeline are provided with connectors in threaded connection with the threaded connection parts.

Preferably, the air supply pipe comprises two air supply branch pipes, each air supply branch pipe is provided with an electromagnetic valve and a pressure regulating valve, one end of each air supply branch pipe is connected with a pressure regulating filter, the other end of each air supply branch pipe is connected with a mixer, and each mixer is connected with a spray head through a spraying pipeline.

Preferably, the material storage tank is connected with different blenders through two conveying pipelines.

The beneficial effects are that: compared with the prior art, the spraying system of the plant fiber tableware spraying equipment of the utility model conveys tableware into the spraying box through the conveying belt for spraying, respectively inputs coating and gas with certain pressure into the mixing chamber through the conveying pipeline and the air supply pipe in the spraying process for mixing, and then conveys the mixture to the spray head for spraying through the spraying pipeline, so that the atomization degree of the coating is improved, the spraying of the coating is more uniform, the spraying quality of the surface of a product is improved, meanwhile, the air pressure in the air supply pipe can be adjusted twice through the pressure adjusting filter and the pressure adjusting valve, the air pressure in the air supply pipe can be accurately adjusted and controlled, the flow of the coating can be adjusted through the adjusting valve, the spraying amount and the spraying force of the coating can be adjusted according to the spraying requirements of different products, and the condition that the tableware is blown away in the spraying process is avoided, the spraying device can be suitable for spraying processing of different types of products.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of a spraying system of the present invention;

FIG. 2 is a schematic diagram of the spray booth of the spray system of FIG. 1 with the end plate removed;

FIG. 3 is a schematic view showing the construction of a paint supply mechanism;

fig. 4 is a schematic diagram of the structure of the mixer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 4, a spraying system of a plant fiber tableware spraying apparatus comprises a spraying box 1, a conveyor belt 2, a coating material supply mechanism and a mechanical arm 3, wherein the spraying box 1 is internally provided with a spraying chamber 4, two ends of the spraying box are respectively provided with an inlet and an outlet communicated with the spraying chamber 4, the conveyor belt 2 penetrates through the spraying box 1, two ends of the conveyor belt respectively extend out of the inlet and the outlet, the mechanical arm 3 is installed at the top of the spraying chamber 4, and the coating material supply mechanism comprises a coating material supply pipeline, an air supply pipeline, a mixer 5, a spraying pipeline 6 and a spray head 7 installed on the mechanical arm 3; wherein, the mixer 5 can be a plate, a mixing chamber 8 is arranged in the mixer, and the mixer can be fixedly mounted on the mechanical arm 3, the paint supply pipeline comprises a delivery pipe 9, a pump body 10 for conveying paint and a regulating valve 11 for controlling the paint conveying flow are arranged on the delivery pipe 9, one end of the delivery pipe 9 is connected with a storage tank 12 for storing paint, the other end is communicated with the mixing chamber 8, power is provided by the pump body 10 to convey the paint stored in the storage tank 12 to the mixing chamber 8, meanwhile, the conveying amount of the paint can be regulated by the regulating valve 11, the air supply pipeline comprises an air supply pipe 13, a pressure regulating filter 14, an electromagnetic valve 15 and a pressure regulating valve 16 which are sequentially arranged on the air supply pipe 13 along the conveying direction of air, one end of the air supply pipe 13 is connected with an air compressor 17, the other end is communicated with the mixing chamber 8, the air compressor 17 can compress outside air and convey, can filter gas through pressure regulating filter 14, with particulate matter in the detached gas, thereby avoid impurity to sneak into in the coating, influence the spraying quality, can also carry out preliminary regulation to the atmospheric pressure in the air supply pipe 13 through pressure regulating filter 14 simultaneously, the break-make of air supply line can be controlled through solenoid valve 15, air-vent valve 16 can carry out the secondary to the pressure of gas in the air supply pipe 13 and adjust, the one end and the mixing chamber 8 intercommunication of spraying pipeline 6, shower nozzle 7 is connected to the other end, coating and highly-compressed air are after mixing fully in mixing chamber 8, carry to shower nozzle 73 blowout through spraying pipeline 62. The electromagnetic valve 15, the pressure regulating filter 14 and the pressure regulating valve 16 used in this embodiment are all of the conventional structure, and the detailed structure is not described in detail.

During the spraying process, the tableware to be sprayed is conveyed to the spraying chamber 4 through the conveying belt 2 for spraying, during spraying, the material conveying pipe 9 and the gas supply pipe 13 can respectively convey the paint and the gas with certain pressure into the mixing chamber 8 for mixing, then is conveyed to a spray head 7 through a spraying pipeline 6 to be sprayed out, the atomization degree of the coating during spraying is improved, the coating is sprayed more uniformly, thereby improving the spraying quality of the surface of the product, simultaneously adjusting the air pressure in the air supply pipe 13 twice through the pressure adjusting filter 14 and the pressure adjusting valve 16, so that the air pressure in the air supply pipe 13 can be accurately regulated and controlled, and the flow of the coating can be regulated by the regulating valve 11, therefore, the spraying amount and the spraying force of the coating can be adjusted according to the spraying requirements of different products, and the coating is further suitable for spraying and processing of different types of products.

One side of spraying case 1 can be provided with the bin 18 that is used for installing storage tank 12 and control box to the installation of storage tank 12 and control box, specifically, the door body is installed to bin 18, when need not operating storage tank 12 and control box, can close the door body, thereby carries out effectual protection to storage tank 12 and control box.

The opposite side of spraying case 1 can be provided with gas vent 19 with spraying chamber 4 intercommunication, and gas vent 19 is the outside protruding of taper towards spraying case 1 and establishes, and forms a conical notch at spraying chamber 4's inner wall, and gas vent 19 is connected with exhaust pipe, is provided with the air exhauster on the exhaust pipe, can discharge the peculiar smell waste gas that produces to the workshop outside through exhaust pipe in with the spraying process to improve workshop's air quality.

The arm 3 can be six arms, and six arms are by the motor drive of six different positions of group, and every motor can both provide around an axial rotary motion to make the rotation that arm 3 can realize a plurality of degrees of freedom adjust, and then the motion of drive shower nozzle 7 that can be nimble, with the spraying position and the spraying angle of adjusting the shower nozzle.

In one preferred embodiment, the storage tank 12 can be provided with an agitator 20 for agitating the paint stored therein, and the paint is agitated by the agitator 20, so that the concentration of the conveyed paint is uniform, the phenomenon of precipitation caused by long-time standing of the paint is effectively avoided, and the uniformity of paint spraying is further improved.

Specifically, agitator 20 can include motor and stirring rake, and the stirring rake is rotatable to be installed in storage tank 12, and the upper end extends storage tank 12's outside, and is connected with the motor drive at storage tank 12 top with fixed mounting, rotates through motor drive stirring rake, thereby realizes the stirring to coating the utility model discloses in the more preferred embodiment, agitator 20 can be pneumatic agitator, and is connected with air compressor machine 17 through connecting line 21, and the stirring rake of the pneumatic agitator of compressed gas drive that air compressor machine 17 provided rotates, thereby realizes the stirring to coating, adopts pneumatic agitator, can carry out make full use of to the gas of air compressor machine 17 compression, and need not additionally to set up the motor and drive, and the structure is simpler, reduction in production cost.

The mixer 5 may be provided with a feed inlet 22, an air inlet 23 and a mixing outlet 24, which are communicated with the mixing chamber 8, wherein the feed inlet 22 is communicated with the feed delivery pipe 9, the air inlet 23 is communicated with the air supply pipe 13, and the mixing outlet 24 is communicated with the spraying pipeline 6, so that the feed delivery pipe 9 and the air supply pipe 13 can respectively deliver the coating and the gas with a certain pressure into the mixing chamber 8.

Further, the feed inlet 22, the air inlet 23 and the mixing outlet 24 may be provided with threaded connection portions, and the end portions of the feed delivery pipe 9, the air supply pipe 13 and the spraying pipeline 6 are provided with connectors 25 in threaded connection with the threaded connection portions, so that the feed delivery pipe 9, the air supply pipe 13 and the spraying pipeline 6 can be conveniently disassembled and assembled by adopting a threaded connection installation mode. Meanwhile, the material conveying pipe 9, the air supply pipe 13 and the spraying pipeline 6 can all adopt flexible pipes so as to facilitate the installation and the layout of the pipelines.

In a more preferred embodiment, the gas supply pipe 13 may include two gas supply branch pipes 26, each gas supply branch pipe 26 being provided with the solenoid valve 15 and the pressure regulating valve 16, one end of each of the two air supply branch pipes 26 is connected with the pressure regulating filter 14, the other end is connected with the mixer 5, each mixer 5 is connected with a spray head 7 through a spraying pipeline 6, the two spray heads 7 are respectively communicated with different air supply branch pipes 26, so that the pressure can be adjusted by the pressure adjusting valve 16 on the branch air supply pipe 26, the two spray heads 7 can spray the surface of the tableware one after another, one of the nozzles 7 can adopt larger air pressure to carry out primary spraying on the tableware, the other nozzle 7 adopts smaller air pressure to carry out secondary spraying on the tableware, by spraying at different air pressures twice, the surface of the tableware is smoother and smoother, and the processing quality of the surface of the tableware is improved.

Preferably, the storage tank 12 can be connected to different mixers 5 through two material conveying pipes 9, so that the coating material conveying amounts of the two material conveying pipes 9 can be respectively controlled through the regulating valve 11, and the two spray heads 7 can respectively perform spraying processing with different spraying amounts.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.

Claims

1. The spraying system of the plant fiber tableware spraying equipment is characterized by comprising a spraying box (1), a conveying belt (2), a coating supply mechanism and a mechanical arm (3), wherein a spraying cavity (4) is arranged in the spraying box (1), an inlet and an outlet which are communicated with the spraying cavity (4) are respectively arranged at two ends of the spraying box, the conveying belt (2) penetrates through the spraying box (1), the two ends of the conveying belt respectively extend out of the inlet and the outlet, the mechanical arm (3) is installed at the top of the spraying cavity (4), and the coating supply mechanism comprises a coating supply pipeline, an air supply pipeline, a mixer (5), a spraying pipeline (6) and a spray head (7) installed on the mechanical arm (3); wherein, be provided with mixing chamber (8) in blender (5), coating supply pipeline includes conveying pipeline (9), be provided with pump body (10) that are used for carrying coating on conveying pipeline (9), and be used for controlling coating and carry governing valve (11) of flow, the one end of conveying pipeline (9) is connected with storage tank (12) that are used for storing coating, the other end and mixing chamber (8) intercommunication, the air supply pipeline includes air supply pipe (13), and pressure regulating filter (14) on air supply pipe (13) are set gradually along gaseous direction of delivery, solenoid valve (15) and air-vent valve (16), the one end of air supply pipe (13) is connected with air compressor machine (17), the other end and mixing chamber (8) intercommunication, the one end and mixing chamber (8) intercommunication of spraying pipeline (6), shower nozzle (7) are connected to the other end.

2. A spraying system of plant fiber tableware spraying equipment according to claim 1, characterized in that one side of the spraying box (1) is provided with a bin (18) for housing a storage tank (12) and a control box.

3. A spraying system of a plant fiber tableware spraying equipment according to claim 1, characterized in that the other side of the spraying box (1) is provided with an exhaust port (19) communicated with the spraying chamber (4), the exhaust port (19) is convexly arranged towards the outside of the spraying box (1) in a conical shape and is connected with an exhaust pipeline.

4. A spraying system of a plant fiber tableware spraying apparatus according to claim 1, wherein said robot arm (3) is a six-axis robot arm.

5. A spray system of a plant fiber tableware spray painting apparatus according to claim 1, wherein said storage tank (12) is installed with an agitator (20) for agitating the paint stored therein.

6. A spraying system of plant fiber tableware spraying equipment according to claim 5, characterized in that said agitator (20) is a pneumatic agitator and is connected with an air compressor (17) through a connecting pipe (21).

7. A spraying system of a plant fiber tableware spraying apparatus according to claim 1, wherein said mixer (5) is provided with a feed inlet (22), an air inlet (23) and a mixing outlet (24) which are communicated with the mixing chamber (8), wherein the feed inlet (22) is communicated with the feed delivery pipe (9), the air inlet (23) is communicated with the air supply pipe (13), and the mixing outlet (24) is communicated with the spraying pipeline (6).

8. A spraying system of a plant fiber tableware spraying apparatus according to claim 7, characterized in that the feed inlet (22), the air inlet (23) and the mixed material outlet (24) are provided with screw connection portions, and the end portions of the feed delivery pipe (9), the air supply pipe (13) and the spraying pipeline (6) are provided with connectors (25) in screw connection with the screw connection portions.

9. The spraying system of plant fiber tableware spraying equipment according to claim 1, wherein the air supply pipe (13) comprises two air supply branch pipes (26), each air supply branch pipe (26) is provided with an electromagnetic valve (15) and a pressure regulating valve (16), one end of each air supply branch pipe (26) is connected with a pressure regulating filter (14), the other end of each air supply branch pipe is connected with a mixer (5), and each mixer (5) is connected with a spray head (7) through a spraying pipeline (6).

10. A spray system for a plant fiber tableware spray painting apparatus according to claim 1, wherein said storage tank (12) is connected to different mixers (5) by two feed pipes (9).