CN112371428A

CN112371428A - Paint coating device and method for valve machining

Info

Publication number: CN112371428A
Application number: CN202011258329.XA
Authority: CN
Inventors: 舒瑞
Original assignee: Individual
Current assignee: Lin Xianfu
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-02-19
Anticipated expiration: 2040-11-12
Also published as: CN112371428B

Abstract

The invention discloses a paint coating device and a paint coating method for valve processing, and relates to the technical field of valve processing; the problem that paint is easy to accumulate at a contact point is solved; the device comprises a machine body, wherein a first electric sliding groove is formed in the inner wall of the top of the machine body, a hydraulic cylinder is arranged on the inner wall of the first electric sliding groove, an extending end of the hydraulic cylinder is rotatably connected with a connecting seat through a connecting column, a third motor is arranged on the inner wall of the bottom of the connecting seat, and three gears are arranged on the inner wall of one side of the connecting seat; the paint coating method of the device comprises the following steps: adding paint into the first bin; and placing the valve in the net cage, starting the cleaning spraying piece and the second motor, and driving the net cage to finish cleaning and spin-drying moisture in the rotating process. The valve continuously rotates in the air blowing process, so that solidification of the loaded valve is accelerated, and no force point exists in the solidification period of the loading position of the valve, so that the condition of paint accumulation is avoided, and the quality and efficiency of paint coating are ensured.

Description

Paint coating device and method for valve machining

Technical Field

The invention relates to the technical field of valve machining, in particular to a paint coating device and a paint coating method for valve machining.

Background

The valves can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and are further divided into cast iron valves, cast steel valves, stainless steel valves, chromium molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves and the like according to the materials. In order to protect the valve, the valve needs to be protected by painting so as to increase the corrosion resistance of the valve. The current valve paint spraying apparatus, the workplace operational environment is abominable, in the work of spraying paint, needs the manual work to carry out the manual rotation shell, guarantees that each position of shell is all by the spraying even, has increased the operation degree of difficulty, has reduced efficiency, if spray paint the completion back moreover, if do not dry paint, then dry more slowly, has reduced work efficiency.

Through retrieval, chinese patent application No. CN201911245722.2 discloses a paint coating apparatus for valve processing, which comprises a bottom plate, a support pillar, a rectangular box, a paint dipping mechanism, a cover plate, a fan, a motor fixing seat, a motor, a turntable, a first transmission belt, a first transmission rack, a second transmission belt, a second transmission rack, a control switch and a power line. The paint coating equipment for valve processing in the patent has the following defects: the valve body carries out paint coating for many times under the reciprocating motion of the ascending and descending of the driving belt, the surface of the valve still contacts with the conveying frame in the paint coating process, paint is easily accumulated on the contact point, and the paint coating is not uniform.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a paint coating device and a paint coating method for valve processing.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a be used for valve processing with crossing lacquer device, which comprises a bod, the top inner wall of organism is provided with first electronic spout, the inner wall of first electronic spout is provided with the pneumatic cylinder, the end of extending of pneumatic cylinder is rotated through the spliced pole and is connected with the connecting seat, the bottom inner wall of connecting seat is provided with the third motor, one side inner wall of connecting seat is provided with three gear, the outer wall intermeshing of three gear, the input of one of them gear is connected with the output of third motor through the connecting axle, one side outer wall of connecting seat is provided with three centre gripping hand, the input of three centre gripping hand is connected with the output of three gear through the shaft coupling, the end one side outer wall of extending of pneumatic cylinder is provided with the fourth motor, the output of fourth.

Preferably: the outer wall of one side of the machine body is connected with a fan through a fixing plate, the input end of the fan is provided with a filter cover, and the inner wall of one side of the machine body is provided with a blowing port.

Preferably: the outer wall of one side of organism is provided with flexible door, and the bottom inner wall of organism is provided with the second workbin, and the inner wall of second workbin is provided with the second zone of heating.

Preferably: the relative one side inner wall of second workbin all is provided with the slip rail, and the inner wall of two slip rails all is provided with the connecting block, and one side outer wall that two slip rail inner walls are two connecting blocks of relative position is provided with same brush wheel, and one side inner wall of two slip rails all is provided with the spring, and the other end of four springs sets up respectively in one side outer wall of four connecting blocks, and one side inner wall that two slip rails are close to four springs all is provided with the folded sheet, and the opposite side outer wall of four folded sheets sets up respectively in one side outer wall of four connecting blocks.

Preferably: the top outer wall of organism is provided with first workbin, and the inner wall of first workbin is provided with first zone of heating, and one side inner wall of first workbin is provided with the stirring roller, and the top outer wall of organism is provided with first motor, and the output of first motor is connected with the input of stirring roller through the bearing, and the top outer wall of first workbin is provided with the feed inlet, and one side outer wall of first workbin is provided with perspective window.

Preferably: the top outer wall of organism has the shower nozzle through pipe connection, and one side inner wall of organism is provided with heating banks spare, and one side inner wall that the organism is close to heating banks spare is provided with and holds the frame, and the bottom inner wall of organism is provided with electronic pushing column, and the extension end of electronic pushing column sets up in the bottom outer wall that holds the frame.

Preferably: the bottom inner wall of organism is provided with the containing box, and one side of containing box is the slope form, and one side outer wall of organism is provided with two second chamber doors, and the opposite side outer wall of organism is provided with two first chamber doors.

Preferably: the top inner wall of organism is provided with the cleanness and spouts the piece, the organism is close to the clean top inner wall that spouts the piece and is provided with the electric heat lamp, the relative one side inner wall of organism all is provided with electronic slide rail, the inner wall of one of them electronic slide rail is provided with the fixed case, the bottom inner wall of fixed case is provided with the second motor, the inner wall of another one electronic slide rail and one side outer wall of fixed case are provided with same box with a net, the bottom inner wall and the top inner wall of box with a net all are provided with the cabinet door, the top inner wall of organism is provided with supplementary slide rail, the inner wall of.

Preferably: the top inner wall of organism is provided with the soft board, and the top outer wall of organism is provided with the water tank, and the bottom inner wall of organism is provided with the filter screen, and the bottom inner wall of organism is provided with the liquid tank, and the inner wall of liquid tank is provided with the filter, and the bottom inner wall of liquid tank is provided with the water pump, and the output of water pump is connected with the outer wall of water tank through the conveyer pipe.

A paint coating method for a paint coating device for valve processing comprises the following steps:

s1: adding paint into the first bin;

s2: placing the valve in the net cage, starting the cleaning spraying piece and the second motor, and driving the net cage to finish cleaning and spin-drying moisture in the rotating process;

s3: taking out the cleaned valve, and fixing one end of the valve by a clamping hand;

s4: starting a hydraulic cylinder to drive the valve to reciprocate up and down for coating paint, and coating paint on the valve by a brush wheel;

s5: starting a fan and a third motor, and drying the outside air after the impurities are filtered in the rotating process of the paint coated valve;

s6: placing the valve coated with the paint on a containing frame, spraying and drying one end of the valve which is not coated with the paint;

s7: and opening the second box door to take out the valve.

The invention has the beneficial effects that:

1. fixed through the centre gripping hand with valve one end after the cleanness, cross the lacquer and accomplish the back, the pneumatic cylinder drives the valve and moves to suitable position on, it stops to horizontal back to start the fourth motor drive spliced pole, it is rotatory in proper order to start the third motor and drive the centre gripping hand through the gear, start the fan simultaneously, make external wind air-dry to the valve of passive rotation through blowing the mouth after straining lid filtering impurity, the in-process valve of blowing constantly rotates simultaneously, accelerate the valve solidification after the material loading, and the material loading position does not have the stress point during solidifying, so the condition emergence of piling up the paint can not appear, guarantee to cross the quality and the efficiency of lacquer.

2. The hydraulic cylinder is started to enable the fixed valve to do up-and-down reciprocating motion, the fixed valve is in contact with paint in the second material box when the valve descends, the valve is driven by the hydraulic cylinder to descend and penetrates between the two brush wheels, the two brush wheels are pushed to move towards the two sides of the sliding rail through compression of the springs on the two sides, the valve and the brush wheels are in continuous up-and-down contact, the brush wheels simultaneously rotate, the paint is coated on the valve passively, the paint is further coated on the valve, and dead angles are avoided.

3. After the valve thoroughly dries, start the promotion of electronic post that pushes away and hold frame to top, it is the slope form for the valve that handles is smooth to collecting in the containing box, adds paint through the feed inlet to first workbin, observes paint content through perspective window, starts first motor and drives the stirring roller rotatory, starts first zone of heating simultaneously, avoids paint to stew and solidifies, and the second zone of heating plays heat retaining effect to the second workbin, avoids its cooling to solidify.

4. After the valve crosses lacquer and dry nine times, start the valve back-and-forth movement of first electronic spout drive centre gripping and to hold the frame top, close the centre gripping hand, make the valve after crossing the lacquer put on holding the frame and put forth effort, the valve one end that does not cross the lacquer is unsettled on holding frame one side, start-up shower nozzle makes the paint in the first workbin to not cross the valve one end of lacquer spray this moment, after finishing, start heating banks spare and electronic pushing column, electronic pushing column promotes and holds frame one end and constantly goes up and down gently from top to bottom, simultaneously under the effect of fan and heating banks spare, carry out drying process to the one end of valve spraying, under the multiple action, the one end of effectively avoiding the valve spraying during dry spraying inhomogeneous.

5. The clean piece that spouts that starts for the water in the water tank sprays the box with a net, it is rotatory to start the second motor simultaneously to drive the box with a net, make the water spray impurity on evenly getting rid of the valve, the clean district is effectively kept apart to the soft board and the area of crossing the lacquer, debris when avoiding cleaning get into the second workbin, clear water and debris pass filter screen and filter in proper order, filter filtering debris, water falls into the liquid incasement, start the water pump and make the water after filtering get into the water tank cyclic utilization once more through the conveyer pipe, close clean the piece that spouts after finishing cleaning, the box with a net continues high-speed operation under the drive of second motor, throw away its inside water, be convenient for dripdrying moisture.

Drawings

FIG. 1 is a schematic side view of a paint coating apparatus for valve processing according to the present invention;

FIG. 2 is a schematic rear-view expanded structure of a paint-coating device for valve processing according to the present invention;

FIG. 3 is a schematic top-view expanded sectional structure of a paint coating device for valve processing according to the present invention;

FIG. 4 is a schematic view of a front expanded cross-sectional structure of a paint coating device for valve processing according to the present invention;

fig. 5 is a schematic cross-sectional view of a connecting seat of a paint coating device for valve processing according to the present invention.

In the figure: 1 machine body, 2 first motor, 3 first zone of heating, 4 stirring rollers, 5 first workbin, 6 hydraulic cylinder, 7 water tank, 8 flexible door, 9 second workbin, 10 containing box, 11 connecting seat, 12 shower nozzle, 13 heating lamp subassembly, 14 soft board, 15 first electronic spout, 16 auxiliary slide rail, 17 box with a net, 18 mouth of blowing, 19 filter lid, 20 fan, 21 spring, 22 brush wheel, 23 hold frame, 24 second chamber door, 25 perspective window, 26 feed inlet, 27 electric heat lamp, 28 clean spouting piece, 29 cabinet door, 30 first chamber door, 31 second motor, 32 gear, 33 folded sheet, 34 liquid case, 35 filter board, 36 water pump, 37 second zone of heating, 38 electronic pushing pillar, 39 electronic slide rail, 40 third motor, 41 centre gripping hand.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1:

a paint coating device for valve processing is disclosed, as shown in figures 1-5, and comprises a machine body 1, wherein a first electric sliding groove 15 is formed on the inner wall of the top of the machine body 1, a hydraulic cylinder 6 is connected to the inner wall of the first electric sliding groove 15 in a sliding manner through a sliding block, an extending end of the hydraulic cylinder 6 is connected to a connecting seat 11 in a rotating manner through a connecting column, a third motor 40 is fixed on the inner wall of the bottom of the connecting seat 11 through a bolt, three gears 32 are connected to the inner wall of one side of the connecting seat 11 in a rotating manner through a rotating shaft, the outer walls of the three gears 32 are meshed with each other, the input end of one gear 32 is connected to the output end of the third motor 40 through a connecting shaft, three clamping hands 41 are connected to the outer wall of one side of the connecting seat 11 in a rotating manner through a rotating shaft, the output end of the fourth motor is connected with the outer wall of one side of the connecting seat 11 through a bearing; the outer wall of one side of the machine body 1 is connected with a fan 20 through a fixing plate, and the input end of the fan 20 is connected with a filter cover 19 through threads; an air blowing port 18 is fixed on the inner wall of one side of the machine body 1 through a bolt; a telescopic door 8 is fixed on the outer wall of one side of the machine body 1 through a bolt; the inner wall of the bottom of the machine body 1 is fixed with a second material box 9 through bolts, the inner wall of the second material box 9 is filled with a second heating layer 37, when the machine body is used, a telescopic door 8 is opened, one end of a cleaned valve is fixed through a clamping hand 41, a hydraulic cylinder 6 is started to enable the fixed valve to reciprocate up and down, the valve is contacted with paint in the second material box 9 when the valve descends, so that paint is plated, the second heating layer 37 plays a role in heating and heat preservation on the second material box 9 to prevent the second material box from cooling and solidifying, after the paint plating is completed, the hydraulic cylinder 6 drives the valve to move upwards to a proper position, a fourth motor is started to drive a connecting column 11 to rotate to the transverse direction and then stop, a third motor 40 is started to drive the clamping hand 41 to rotate sequentially through a gear 32, a fan 20 is started simultaneously, after impurities are filtered through a filter cover 19, the passively rotating valve is dried through a blowing port 18, the valve after the feeding is accelerated to solidify, and no force point exists during the solidification of the feeding position of the valve, so that the condition of paint accumulation can not occur, and the quality and the efficiency of paint coating are ensured.

In order to make the valve painting uniform; as shown in fig. 3 and 4, the inner wall of the opposite side of the second material box 9 is provided with a sliding rail, the inner walls of the two sliding rails are connected with connecting blocks through sliding blocks, the outer wall of one side of the two connecting blocks, the inner walls of which are at opposite positions, is rotatably connected with the same brush wheel 22 through a rotating shaft, the inner wall of one side of the two sliding rails is fixed with springs 21 through bolts, the other ends of the four springs 21 are respectively fixed on the outer wall of one side of the four connecting blocks through bolts, the inner wall of one side of the two sliding rails, which is close to the four springs 21, is fixed with folding plates 33 through bolts, the outer wall of the other side of the four folding plates 33 is respectively fixed on the outer wall of one side of the four connecting blocks through bolts, when the fixed valve is driven to descend by the hydraulic cylinder 6, the valve passes between the two brush wheels 22, the valve makes brush wheel 22 rotatory with brush wheel 22 constantly up-and-down contact simultaneously, and brush wheel 22 is paintd paint to the valve passively, further makes the valve cross the lacquer evenly, avoids the dead angle, and effective isolation spring 21 of folded sheet 33 and paint, the effect of protection spring 21 self.

The other end of the spraying valve is convenient to be sprayed; as shown in fig. 1-4, a first material box 5 is fixed on the outer wall of the top of the machine body 1 through a bolt, a first heating layer 3 is filled on the inner wall of the first material box 5, a stirring roller 4 is rotatably connected on the inner wall of one side of the first material box 5 through a rotating shaft, a first motor 2 is fixed on the outer wall of the top of the machine body 1 through a bolt, the output end of the first motor 2 is connected with the input end of the stirring roller 4 through a bearing, a feeding hole 26 is fixed on the outer wall of the top of the first material box 5 through a bolt, a perspective window 25 is fixed on the outer wall of one side of the first material box 5 through a bolt, a nozzle 12 is connected on the outer wall of the top of the machine body 1 through a pipe, a heating lamp assembly 13 is fixed on the inner wall of one side of the machine body 1 through a bolt, a holding frame 23 is rotatably connected, the extending end of the electric pushing column 38 is fixed on the outer wall of the bottom of the containing frame 23 through a bolt, the containing box 10 is fixed on the inner wall of the bottom of the machine body 1 through a bolt, one side of the containing box 10 is inclined, the outer wall of one side of the machine body 1 is connected with two second box doors 24 through hinges, paint is added into the first material box 5 through a feed port 26, the paint content is observed through a perspective window 25, a first motor 2 is started to drive a stirring roller 4 to rotate, a first heating layer 3 is started simultaneously to avoid standing solidification of the paint, when the valve is coated with the paint and dried for nine times, a first electric chute 15 is started to drive a clamped valve to move back and forth to the upper part of the containing frame 23, a clamping hand is closed, the valve coated with the paint is placed on the containing frame 23 to exert force, one end of the valve not coated with the paint is suspended on one side of the containing frame 23, and at the moment, after, start heating lamp subassembly 13 and electronic post 38 that pushes away, electronic post 38 promotes to hold frame 23 one end and constantly goes up and down gently from top to bottom, simultaneously under fan 20 and heating lamp subassembly 13's effect, carry out drying process to the one end of valve spraying, the one end of effectively avoiding the valve spraying under the multiple action is inhomogeneous during the dry spraying, after the valve is thoroughly dry, start electronic post 38 that pushes away and promote to hold frame 23 to the top, it is the slope form, make the valve that handles slide to collecting in the containing box 10, the later stage is opened second chamber door 24 and is taken out can.

To facilitate cleaning of the valve; as shown in fig. 2-4, the outer wall of the other side of the machine body 1 is connected with two first box doors 30 through a hinge, the inner wall of the top of the machine body 1 is fixed with a cleaning spray piece 28 through a bolt, the inner wall of the top of the machine body 1, which is close to the cleaning spray piece 28, is fixed with an electric heating lamp 27 through a bolt, the inner wall of the opposite side of the machine body 1 is provided with an electric sliding rail 39, the inner wall of one electric sliding rail 39 is connected with a fixed box through a sliding block, the inner wall of the bottom of the fixed box is fixed with a second motor 31 through a bolt, the inner wall of the other electric sliding rail 39 and the outer wall of one side of the fixed box are rotatably connected with the same net box 17 through a rotating shaft, the inner wall of the bottom and the inner wall of the top of the net box 17 are both fixed with box doors 29 through bolts, the inner wall of the top of, the top outer wall of the machine body 1 is fixed with a water tank 7 through bolts, the bottom inner wall of the machine body 1 is fixed with a filter screen through bolts, the bottom inner wall of the machine body 1 is fixed with a liquid tank 34 through bolts, the inner wall of the liquid tank 34 is inserted with a filter plate 35, the bottom inner wall of the liquid tank 34 is fixed with a water pump 36 through bolts, the output end of the water pump 36 is connected with the outer wall of the water tank 7 through a conveying pipe, after a first tank door 30 is opened, a valve to be treated is placed in the net cage 17 by opening a cabinet door 29, an auxiliary sliding rail 16 reduces the stress point of a fixed tank on an electric sliding rail 39, a cleaning spraying piece 28 is started, water in the water tank 7 is sprayed on the net cage 17, meanwhile, a second motor 31 is started to drive the net cage 17 to rotate, the water is sprayed to uniformly remove impurities on the valve, a soft plate 14 effectively isolates a cleaning, the clean water and the debris pass through the filter screen and the filter plate 35 in proper order, the debris of filter 35 filtering, water falls into liquid tank 34, start water pump 36 makes the water after filtering get into water tank 7 internal recycle once more through the conveyer pipe, close clean spouting piece 28 after the cleanness finishes, box with a net 17 continues high-speed operation under the drive of second motor 31, throw away its inside water, be convenient for drain moisture, start electronic slide rail 39 after the completion and make box with a net 17 taken to the position that is close to second workbin 9, open cabinet door 29 and make the valve after the cleanness drop with organism 1 inside, the valve after the cleanness is convenient for improve the disposable rate of accomplishing of crossing the lacquer.

In the embodiment, when the device is used, paint is added into the first material box 5 through the feed port 26, the content of the paint is observed through the perspective window 25, the first motor 2 is started to drive the stirring roller 4 to rotate, the first heating layer 3 is started simultaneously to avoid standing solidification of the paint, after the first box door 30 is opened, the box door 29 is opened to place a valve to be treated in the box net 17, the auxiliary slide rail 16 reduces the stress point of the fixed box on the electric slide rail 39, the cleaning spraying piece 28 is started to spray water in the water box 7 to the box net 17, the second motor 31 is started to drive the box net 17 to rotate simultaneously to uniformly spray the water to remove impurities on the valve, the soft plate 14 effectively isolates the cleaning area from the paint coating area, the impurities during cleaning are prevented from entering the second material box 9, the clean water and the impurities sequentially pass through the filter screen and the filter plate 35, the filter plate 35 filters the impurities, the water falls into the liquid box 34, the water after being filtered is started to enter the water, after cleaning, the cleaning spray member 28 is closed, the net cage 17 continues to operate at high speed under the drive of the second motor 31, water in the net cage is thrown out, after the cleaning, the electric slide rail 39 is started to enable the net cage 17 to be brought to a position close to the second material box 9, the cabinet door 29 is opened to enable the cleaned valve to fall down to the interior of the machine body 1, then the retractable door 8 is opened, one end of the cleaned valve is fixed through the clamping hand 41, the hydraulic cylinder 6 is started to enable the fixed valve to reciprocate up and down, when the fixed valve is driven to descend through the hydraulic cylinder 6, the valve passes through the space between the two brush wheels 22, the springs 21 on the two sides are compressed to push the two brush wheels 22 to move towards the two sides of the slide rail, the valve and the brush wheels 22 are continuously contacted up and down to enable the brush wheels 22 to rotate, the brush wheels 22 passively paint the valve, the second heating layer 37 plays a role in heating and heat preservation, after the paint coating is finished, the hydraulic cylinder 6 drives the valve to move upwards to a proper position, the fourth motor is started to drive the connecting column 11 to rotate to the transverse direction and stop, the third motor 40 is started to drive the clamping hand 41 to rotate in sequence through the gear 32, the fan 20 is started simultaneously, external wind is enabled to air-dry the passively rotating valve through the air blowing port 18 after impurities are filtered through the filtering cover 19, when the valve is coated with paint and dried for nine times, the first electric sliding chute 15 is started to drive the clamped valve to move back and forth to the upper portion of the containing frame 23, the clamping hand is closed, the valve coated with paint is placed on the containing frame 23 to exert force, one end of the valve not coated with paint is suspended on one side of the containing frame 23, the spray head 12 is started at the moment, the paint in the first material box 5 is sprayed on one end of the valve not coated with paint, after the paint coating is finished, the heating lamp assembly 13 and the electric push column 38, simultaneously under fan 20 and heating lamp subassembly 13's effect, carry out drying process to the one end of valve spraying, after the valve is thoroughly dry, start electronic pushing column 38 and promote and hold frame 23 to the top, it is the slope form for the valve that handles is slided and is collected in containing box 10, and the later stage is opened second chamber door 24 and is taken out can.

Example 2:

a paint coating method for a paint coating apparatus for valve processing according to embodiment 1, as shown in fig. 1 to 5, includes the steps of:

s1: adding paint to the first bin 5;

s2: placing the valve in the net cage 17, starting the cleaning spraying piece 28 and the second motor 31 to drive the net cage 17 to finish cleaning and spin-drying moisture in the rotating process;

s3: taking out the cleaned valve, and fixing one end of the valve by a clamping hand 41;

s4: starting the hydraulic cylinder 6 to drive the valve to reciprocate up and down for coating, and the brush wheel 22 is used for painting paint on the valve;

s5: starting the fan 20 and the third motor 40, and drying the outside air with the impurities removed in the rotating process of the paint coated valve;

s6: placing the valve coated with paint on the containing frame 23, spraying and drying one end of the valve which is not coated with paint;

s7: the second door 24 is opened to remove the valve.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The paint coating device for valve machining comprises a machine body (1) and is characterized in that a first electric sliding groove (15) is formed in the inner wall of the top of the machine body (1), a hydraulic cylinder (6) is arranged on the inner wall of the first electric sliding groove (15), the extending end of the hydraulic cylinder (6) is rotatably connected with a connecting seat (11) through a connecting column, a third motor (40) is arranged on the inner wall of the bottom of the connecting seat (11), three gears (32) are arranged on the inner wall of one side of the connecting seat (11), the outer walls of the three gears (32) are meshed with each other, the input end of one gear (32) is connected with the output end of the third motor (40) through a connecting shaft, three clamping hands (41) are arranged on the outer wall of one side of the connecting seat (11), the input ends of the three clamping hands (41) are connected with the output ends of the three gears (32), the output end of the fourth motor is connected with the outer wall of one side of the connecting seat (11) through a bearing.

2. A paint-coating device for valve processing according to claim 1, characterized in that the outer wall of one side of the machine body (1) is connected with a fan (20) through a fixed plate, the input end of the fan (20) is provided with a filter cover (19), and the inner wall of one side of the machine body (1) is provided with an air blowing port (18).

3. A paint-coating device for valve processing according to claim 2, characterized in that the outer wall of one side of the machine body (1) is provided with a telescopic door (8), the inner wall of the bottom of the machine body (1) is provided with a second material box (9), and the inner wall of the second material box (9) is provided with a second heating layer (37).

4. The paint coating device for valve processing according to claim 3, wherein the inner walls of the opposite sides of the second material box (9) are provided with sliding rails, the inner walls of the two sliding rails are provided with connecting blocks, the outer wall of one side of each of the two connecting blocks, which are located at opposite positions on the inner walls of the two sliding rails, is provided with the same brush wheel (22), the inner wall of one side of each of the two sliding rails is provided with a spring (21), the other ends of the four springs (21) are respectively arranged on the outer walls of one side of the four connecting blocks, the inner wall of one side of each of the two sliding rails, which is close to the four springs (21), is provided with a folding plate (33), and the outer wall of the other side of each of the.

5. The paint coating device for valve processing according to claim 4, wherein a first material box (5) is arranged on the outer wall of the top of the machine body (1), a first heating layer (3) is arranged on the inner wall of the first material box (5), a stirring roller (4) is arranged on the inner wall of one side of the first material box (5), a first motor (2) is arranged on the outer wall of the top of the machine body (1), the output end of the first motor (2) is connected with the input end of the stirring roller (4) through a bearing, a feeding hole (26) is formed in the outer wall of the top of the first material box (5), and a transparent window (25) is formed in the outer wall of one side of the first material box (5).

6. The paint coating device for valve processing according to claim 5, wherein a spray head (12) is connected to the outer wall of the top of the machine body (1) through a conduit, a heating lamp assembly (13) is arranged on the inner wall of one side of the machine body (1), a containing frame (23) is arranged on the inner wall of one side of the machine body (1) close to the heating lamp assembly (13), an electric push column (38) is arranged on the inner wall of the bottom of the machine body (1), and the extending end of the electric push column (38) is arranged on the outer wall of the bottom of the containing frame (23).

7. The paint coating device for valve processing according to claim 1, wherein a containing box (10) is arranged on the inner wall of the bottom of the machine body (1), one side of the containing box (10) is inclined, two second box doors (24) are arranged on the outer wall of one side of the machine body (1), and two first box doors (30) are arranged on the outer wall of the other side of the machine body (1).

8. A paint coating apparatus for valve working according to claim 7, a cleaning spray piece (28) is arranged on the inner wall of the top of the machine body (1), an electric heating lamp (27) is arranged on the inner wall of the top of the machine body (1) close to the cleaning spray piece (28), electric slide rails (39) are arranged on the inner wall of one side opposite to the machine body (1), wherein the inner wall of one electric slide rail (39) is provided with a fixed box, the inner wall of the bottom of the fixed box is provided with a second motor (31), the inner wall of the other electric sliding rail (39) and the outer wall of one side of the fixed box are provided with the same net cage (17), the inner walls of the bottom and the top of the net cage (17) are provided with cabinet doors (29), the inner wall of the top of the machine body (1) is provided with an auxiliary sliding rail (16), and the inner wall of the auxiliary sliding rail (16) is connected to the outer wall of the top of the fixed box through a connecting column.

9. A paint coating apparatus for valve processing according to claim 8, wherein the top inner wall of the machine body (1) is provided with a soft board (14), the top outer wall of the machine body (1) is provided with a water tank (7), the bottom inner wall of the machine body (1) is provided with a filter screen, the bottom inner wall of the machine body (1) is provided with a liquid tank (34), the inner wall of the liquid tank (34) is provided with a filter plate (35), the bottom inner wall of the liquid tank (34) is provided with a water pump (36), and the output end of the water pump (36) is connected with the outer wall of the water tank (7) through a conveying pipe.

10. A paint coating method for a paint coating apparatus for valve working according to any one of claims 1 to 9, comprising the steps of:

s1: adding paint into the first bin (5);

s2: placing the valve in a net cage (17), starting a cleaning spraying piece (28) and a second motor (31) to drive the net cage (17) to finish cleaning and spin-drying moisture in the rotating process;

s3: taking out the cleaned valve, and fixing one end of the valve by a clamping hand (41);

s4: starting the hydraulic cylinder (6) to drive the valve to reciprocate up and down for coating paint, and passively painting the paint on the valve by the brush wheel (22);

s5: starting the fan (20) and the third motor (40), and drying the outside air of the valve coated with paint after impurities are filtered in the rotating process;

s6: placing the valve coated with the paint on a containing frame (23), spraying and drying one end of the valve which is not coated with the paint;

s7: the second door (24) is opened to take out the valve.