CN211660329U - Spraying equipment for uniformly spraying paint on surface of furniture - Google Patents

Spraying equipment for uniformly spraying paint on surface of furniture Download PDF

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Publication number
CN211660329U
CN211660329U CN201922392904.4U CN201922392904U CN211660329U CN 211660329 U CN211660329 U CN 211660329U CN 201922392904 U CN201922392904 U CN 201922392904U CN 211660329 U CN211660329 U CN 211660329U
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China
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worm
pipe
mixing barrel
vortex plate
furniture
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CN201922392904.4U
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Chinese (zh)
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夏德强
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Lixin Ailyu Furniture Processing Co ltd
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Lixin Ailyu Furniture Processing Co ltd
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Abstract

The utility model discloses spraying equipment for uniformly spraying paint on the surface of furniture, which comprises a mixing barrel and a paint spraying pipe, wherein one end of the paint spraying pipe is connected with a round pipe, the open end of the round pipe passes through a small ring and is connected with a spray head, the closed end passes through a large ring and is fixedly connected with a flat rod, the flat rod is riveted at the eccentric position of a first turbine, the first turbine is meshed with a first worm, the bottom of the first worm is fixedly connected with a stirring blade, and the top end of the first worm is connected with a second worm; the upper part of the second worm is meshed with an incomplete gear, and the smooth section of the second worm is sleeved with an extension spring; the mixing barrel is externally provided with an air inlet pipe, a pump, a feed hopper, a sampling pipe, a roller and a through chute, and is internally provided with an annular vortex plate and a semicircular vortex plate. The utility model generates a material lifting type stirring mode by the precession of the clearance worm of the incomplete gear, the second worm and the extension spring; the nozzle generates a pendulum clock type twisting track through the sleeve joint of the circular tube, the small circular ring and the large circular ring; the utility model discloses stirring effect is good, compounding and spraying are more even, and are adapted to extensive furniture production line.

Description

Spraying equipment for uniformly spraying paint on surface of furniture
Technical Field
The utility model relates to a furniture processing technology field especially relates to a spraying equipment of furniture surface homogenization usefulness of spraying paint.
Background
The painting of wood furniture is often the last step of the final forming process of furniture, the success of painting determines the quality, price and artistic aesthetic property of the finished furniture product, and in order to make the paint on the surface of the furniture uniform, the painting process of common home decoration furniture adopts a mode of rolling and brushing for many times to make the paint film uniform. However, the pure manual rolling brush painting mode has low efficiency, and is not suitable for the mass production process of industrial large-scale furniture.
The existing higher-grade wood furniture still adopts a spray gun spraying mode, and in view of the fact that the pressure of a traditional air spray gun is high, the traditional air spray gun is easy to impact the surface of the furniture, so that a paint film is too thick or too thin, or a scattered paint film is formed on the surface of the furniture, and the paint film is extremely uneven; meanwhile, the transfer efficiency (namely the paint utilization rate) of the traditional air spray gun is about 30%, and about 70% of spraying solvent is scattered to the surrounding environment along with flying fog, so that a large amount of paint or coating is wasted, the economic cost is increased, toxic and harmful substances such as voc, benzene, formaldehyde and the like are greatly discharged, the atmosphere and the water body environment are seriously polluted, and the health of constructors is damaged.
So some manufacturers develop airless spray technology (airless) and low spray pressure technology (HVLP), both of which achieve the spray effect of only paint in the spray gun without air, thereby greatly improving the paint utilization rate; because the spray gun has no air, the impact force on the surface of the furniture is small, thereby ensuring the uniformity of a paint film. But the capacities of the two are smaller, and the paint still needs to be added into the coating cylinder after being uniformly mixed, so that the paint is lost in the transferring process, and the defects of inconvenient cleaning and the like exist. In summary, the current airless spray technology (airless) and low spray pressure technology (HVLP) are not mature products of furniture painting equipment and further improvements are needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a spraying device for uniformly spraying paint on the surface of furniture and a using method thereof.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a spraying device for uniformly spraying paint on the surface of furniture comprises a mixing barrel and a paint spraying pipe, wherein the bottom wall and the side wall of the mixing barrel are both provided with interlayer cavity structures, the paint spraying pipe body is a corrugated pipe, one end of the paint spraying pipe is connected to the bottom wall of the mixing barrel and communicated with the interior of the mixing barrel, the other end of the paint spraying pipe is arranged at the upper part in the interlayer of the side wall of the mixing barrel and is connected with a round pipe, one end of the round pipe is an open end, the other end of the round pipe is a closed end, the open end of the round pipe penetrates through a small ring on the outer side wall of the mixing barrel and is connected with a spray head, the outer ring of the small ring is fixedly connected with the outer side wall of the mixing barrel in a sealing mode through;
the closed end of the circular tube penetrates through a large circular ring on the inner side wall of the mixing barrel and is fixedly connected with a flat rod, the outer ring of the large circular ring is fixedly embedded on the inner side wall of the mixing barrel, the opposite side surfaces of the large circular ring and the small circular ring are connected with each other through a compression spring, one end part, away from the circular tube, of the flat rod is riveted at the eccentric position of a first turbine through a pin shaft, the central position of the first turbine is erected on the inner side wall of the mixing barrel through a fixing shaft, and one end of the fixing shaft is fixed on the inner side wall and the outer side wall of the;
the first worm wheel is meshed with a first worm, the bottom of the first worm is fixedly connected with a stirring blade, the top end of the first worm is fixedly connected with a second worm, the lower part of the second worm is a smooth section and is sleeved on a bearing seat at the center of the top wall of the mixing barrel, the upper part of the second worm is a threaded section and is meshed with an incomplete gear, the number of continuous teeth of the incomplete gear accounts for 1/3-3/7 of a whole circle, an extension spring is sleeved on the smooth section between the threaded section of the second worm and the bearing seat, the top end of the extension spring is fixedly connected with the threaded section of the second worm, the bottom end of the extension spring is fixedly connected with the bearing seat, the center of the incomplete gear is connected with a driving shaft in a penetrating manner, the driving shaft is connected with a motor;
the top of the mixing barrel is also provided with an air inlet pipe and a feed hopper, and one end of the air inlet pipe extending out of the mixing barrel is connected with a pump machine;
an annular vortex plate is arranged below the top wall of the mixing barrel, a gas isolation chamber is formed by the annular vortex plate and the top wall of the mixing barrel, the bottom end of the gas inlet pipe is positioned in the gas isolation chamber, the bottom end of the feed hopper penetrates through the annular vortex plate and is positioned below the annular vortex plate, the central position of the annular vortex plate is in a reducing pipe shape with the diameter gradually reduced from top to bottom, and the top of the second worm is sleeved in a reducing pipe in the center of the annular vortex plate and is not in contact with the annular vortex plate;
a semicircular vortex plate is arranged below the annular vortex plate, the semicircular vortex plate is of a half-cut structure of a plate structure symmetrical to the annular vortex plate, the semicircular vortex plate and the annular vortex plate form an open turbine protection chamber, and the first turbine is positioned in the turbine protection chamber;
a sampling pipe is arranged at the bottom of the side wall of the mixing barrel;
the lower surface of the bottom wall of the mixing barrel is provided with rollers, and the center of the lower surface of the bottom wall of the mixing barrel is provided with a straight-through chute with a concave section.
Preferably, big ring and small circle are connected through 10-16 compression springs, and compression spring specifically is SP 9733 compression spring that Prime-Line Products company produced, and the cup joint setting of pipe-little ring-big ring makes big ring fixed, and the small circle ring slides and cup joints the pipe, and pipe one end is rotatory around first turbine, makes the shower nozzle of the pipe other end produce the twist orbit of pendulum clock formula, and in the twist process, its support positioning effect of small circle ring makes the direction of shower nozzle produce regular change, and its direction and the distance of spraying paint have certain regional restriction, avoids the shower nozzle to run in disorder everywhere, compares artifical hand-held type and sprays paint, the utility model discloses a spraying paint homogeneity is better, can not produce the inhomogeneous phenomenon of paint film too thick or thin, should promote.
Preferably, the extension spring is a galvanized stainless steel equal-diameter coarse spring, the motor is a low-speed positive and negative motor, the second worm is lifted up by low-speed rotation of the incomplete gear, the second worm rapidly descends under the action of the extension spring, and in the intermittent lifting-descending process, the first worm drives the first turbine to rotate in a reciprocating mode to drive the stirring blades to perform reciprocating spiral precession to generate a stirring and lifting motion mode.
Preferably, the pump is a small air compressor, the pressure value of the pump is 0.1-1.5MPa, and the pump adjusts the internal pressure during painting and cleaning, so that paint liquid quickly washes from the bottom to the spray head during painting, excessive air is prevented from entering the spray head, and the paint utilization rate is further improved.
Preferably, the inner circle of pipe and small ring cup joints smoothly and scribbles lubricating oil, guarantee certain leakproofness under the low pressure condition that cup joints between pipe and the small ring, avoid mixing the bucket inside atmospheric pressure not enough, this setting also can produce the gas leakage phenomenon when being higher than 0.8MPa at the same time, thus have the phenomenon of avoiding mixing the bucket inside atmospheric pressure to be too high, therefore this utility model in the novel setting of pipe-small ring-big ring, not only for making one end of pipe rotate around first turbine in order to make the shower nozzle of the other end of pipe produce the torsional orbit of pendulum clock type, and then improve the homogeneity that sprays paint; the principle of the mixer is that the sealing performance of the sleeved collar is easily broken by high-pressure airflow.
Preferably, the feeder hopper is equipped with sealed lid, and intake pipe and sampling pipe all are equipped with the electromagnetic switch valve, can keep the whole leakproofness of compounding bucket to control the single trend of lacquer liquid and gas.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a not intact gear-second worm-extension spring's clearance worm precession structure, not intact gear low-speed rotation lifts up the second worm, under extension spring effect, the second worm descends again rapidly, in intermittent type nature promotion-decline process, first worm drives first turbine reciprocating rotation, drives stirring leaf reciprocating spiral precession, produces stirring and lifting motion mode; the utility model discloses a this kind of stirring mode speed is slow, stirring effect is good, can not produce a large amount of bubbles, can not cause unfavorable consequences such as shearing solidification yet, does benefit to through upper surface atmospheric pressure lacquer liquid, goes out lacquer liquid from the bottom spraying, before the spraying is ended, the air does not enter into the shower nozzle basically to increase substantially the paint utilization ratio of traditional air spray gun, also improve simultaneously current airless spraying technique and the uneven, the inconvenient not enough of washing of low spraying pressure technique compounding.
2. The utility model discloses a cup joint of pipe-little ring-big ring sets up, makes big ring fixed, and the pipe is cup jointed in the slip of small circle ring, and pipe one end is rotatory around first turbine, makes the shower nozzle of the pipe other end produce the wrench movement orbit of pendulum bell formula, and at the wrench movement in-process, its supporting location effect of small circle ring makes the direction of shower nozzle produce regular change, and it sprays paint direction and distance have certain regional restriction, avoids the shower nozzle to run in disorder everywhere, compares artifical hand-held type and sprays paint, the utility model discloses a homogeneity of spraying paint is better, can not produce the inhomogeneous phenomenon that the film is too thick or thin, should promote.
3. The utility model discloses at the in-process that sprays paint, the accessible gyro wheel removes the compounding bucket to be equipped with the slide rail in direct spout, through electric power shallow uniform velocity migration compounding bucket, thereby evenly spray paint to whole production line, the utility model discloses a collect compounding, spraying and walk in the novel structure of an organic whole, be favorable to improving the homogeneity of paint compounding and spraying, be fit for using widely on a large scale, thereby provide effectual equipment support to the high-efficient production of current furniture.
Drawings
FIG. 1 is a schematic structural view of a spraying apparatus for uniformly spraying paint on furniture surfaces according to the present invention;
FIG. 2 is a perspective view of a circular tube of a painting apparatus for uniformly painting a surface of furniture according to the present invention;
FIG. 3 is a schematic view of a connection structure of a small ring and a large ring of the spraying equipment for the uniform paint spraying of the furniture surface according to the present invention;
fig. 4 is a schematic view of a connection structure of an incomplete gear of a spraying device for uniformly spraying paint on the surface of furniture.
In the figure: the device comprises a mixing barrel 1, a paint spraying pipe 2, a circular pipe 3, a small circular ring 4, a spray head 5, a flow valve 6, a large circular ring 7, a flat rod 8, a compression spring 9, a first turbine 10, a fixed shaft 11, a first worm 12, a stirring blade 13, a second worm 14, a bearing seat 15, an incomplete gear 16, an extension spring 17, a driving shaft 18, a motor 19, a supporting seat 20, an air inlet pipe 21, a feed hopper 22, a pump 23, an annular vortex plate 24, a semicircular vortex plate 25, a sampling pipe 26, a roller 27 and a straight-through chute 28.
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.
Referring to fig. 1-4, a spraying device for uniformly spraying paint on the surface of furniture, which comprises a mixing barrel 1 and a paint spraying pipe 2, wherein the bottom wall and the side wall of the mixing barrel 1 are both provided with interlayer cavity structures, the paint spraying pipe 2 is specifically a corrugated pipe, one end of the paint spraying pipe 2 is connected to the bottom wall of the mixing barrel 1 and communicated with the interior of the mixing barrel 1, the other end of the paint spraying pipe 2 is arranged at the upper part of the interlayer of the side wall of the mixing barrel 1 and connected with a round pipe 3, one end of the round pipe 3 is an open end and the other end is a closed end, the open end of the round pipe 3 penetrates through a small ring 4 on the outer side wall of the mixing barrel 1 and is connected with a spray head 5, the outer ring of the small ring 4 is fixedly connected with the outer side wall of the mixing barrel 1 through rubber cloth in a sealing manner, the spray head 5 is specifically; the closed end of the circular tube 3 penetrates through a large circular ring 7 on the inner side wall of the mixing barrel 1 and is fixedly connected with a flat rod 8, the outer ring of the large circular ring 7 is fixedly embedded on the inner side wall of the mixing barrel 1, the opposite side surfaces of the large circular ring 7 and the small circular ring 4 are mutually connected through a compression spring 9, one end part, far away from the circular tube 3, of the flat rod 8 is riveted at the eccentric position of a first turbine 10 through a pin shaft, the central position of the first turbine 10 is erected on the inner side wall of the mixing barrel 1 through a fixing shaft 11, and one end of the fixing shaft 11 is fixed on the inner side wall and the outer side wall of the mixing; the first turbine 10 is meshed with a first worm 12, the bottom of the first worm 12 is fixedly connected with a stirring blade 13, the top end of the first worm 12 is fixedly connected with a second worm 14, the lower part of the second worm 14 is a smooth section and is sleeved on a bearing seat 15 at the center of the top wall of the mixing barrel 1, the upper part of the second worm 14 is a threaded section and is meshed with an incomplete gear 16, the number of continuous teeth of the incomplete gear 16 accounts for 1/3-3/7 of a whole circle, a tension spring 17 is sleeved on the smooth section between the threaded section of the second worm 14 and the bearing seat 15, the top end of the tension spring 17 is fixedly connected with the threaded section of the second worm 14, the bottom end of the tension spring 17 is fixedly connected with the bearing seat 15, the center of the incomplete gear 16 is connected with a driving shaft 18 in a penetrating manner, the driving shaft 18 is connected with a motor 19, a supporting seat; the top of the mixing barrel 1 is also provided with an air inlet pipe 21 and a feed hopper 22, and one end of the air inlet pipe 21 extending out of the mixing barrel 1 is connected with a pump 23; an annular vortex plate 24 is arranged below the top wall of the mixing barrel 1, a gas isolation chamber is formed by the annular vortex plate 24 and the top wall of the mixing barrel 1, the bottom end of the air inlet pipe 21 is positioned in the gas isolation chamber, the bottom end of the feed hopper 22 penetrates through the annular vortex plate 24 and is positioned below the annular vortex plate 24, the central position of the annular vortex plate 24 is in a reducing pipe shape with the diameter gradually reduced from top to bottom, and the top of the second worm 14 is sleeved in the reducing pipe in the center of the annular vortex plate 24 and is not in contact with the annular vortex plate 24; a semicircular vortex plate 25 is arranged below the annular vortex plate 24, the semicircular vortex plate 25 is of a half-cut structure of a plate structure symmetrical to the annular vortex plate 24, the semicircular vortex plate 25 and the annular vortex plate 24 form an open turbine protection chamber, and the first turbine 10 is positioned in the turbine protection chamber; a sampling pipe 26 is arranged at the bottom of the side wall of the mixing barrel 1; the lower surface of the bottom wall of the mixing barrel 1 is provided with a roller 27, and the central position of the lower surface of the bottom wall of the mixing barrel 1 is provided with a straight-through chute 28 with a concave section.
Referring to fig. 1-3, big ring 7 and small circle ring 4 are connected through 10-16 compression springs 9, compression spring 9 specifically is the SP 9733 compression spring of Prime-Line Products company production, the cup joint setting of pipe-little ring-big ring makes big ring 7 fixed, little ring 4 slides and cup joints pipe 3, pipe 3 one end is rotatory around first turbine 10, make the shower nozzle 5 of the pipe 3 other end produce the twist orbit of pendulum bell formula, in the process of twisting, small circle ring 4 its support positioning action, make the direction of shower nozzle 5 produce regular change, its direction of spraying paint and distance have certain regional restriction, avoid shower nozzle 5 to run in disorder everywhere, compare artifical hand-held type spraying paint, the utility model discloses a spraying paint homogeneity is better, can not produce the inhomogeneous phenomenon of film excessively thick or thin, should promote.
Referring to fig. 4, the extension spring 17 is a galvanized stainless steel equal-diameter coarse spring, the motor 19 is a low-speed positive and negative motor, the second worm 14 is lifted up by the low-speed rotation of the incomplete gear 16, the second worm 14 is rapidly descended under the action of the extension spring 17, the first worm 12 drives the first turbine 10 to rotate in a reciprocating manner in an reciprocating manner to drive the stirring blade 13 to advance in a reciprocating spiral manner in an intermittent lifting-descending process, and a stirring and material lifting movement mode is generated.
Referring to fig. 1, the pump 23 is a small air compressor, the pressure value is 0.1-1.5MPa, and the pump 23 adjusts the internal pressure during painting and cleaning, so that paint liquid quickly washes from the bottom to the spray nozzle 5 during painting, excessive air is prevented from entering the spray nozzle 5, and the paint utilization rate is further improved.
Referring to fig. 1-2, the circular tube 3 is smoothly sleeved with the inner ring of the small circular ring 4 and is coated with lubricating oil, so that a certain tightness under a low-pressure condition is ensured, the insufficient air pressure inside the mixing barrel 1 is avoided, and meanwhile, the air leakage phenomenon can be generated when the pressure is higher than 0.8MPa, so that the phenomenon that the air pressure inside the mixing barrel 1 is too high is avoided, therefore, the novel arrangement of the circular tube-the small circular ring-the large circular ring in the utility model not only facilitates that one end of the circular tube 3 rotates around the first turbine 10, and the nozzle 5 at the other end of the circular tube 3 generates a pendulum-type twisting track, thereby improving the uniformity of paint spraying; the principle of the device is that the sealing performance of the collar sleeve joint is easy to break by high-pressure airflow and damage.
Referring to fig. 1, the feed hopper 22 is provided with a sealing cover, and the air inlet pipe 21 and the sampling pipe 26 are provided with electromagnetic switch valves, so that the overall sealing performance of the mixing barrel 1 can be maintained, and the single trend of paint liquid and gas can be controlled.
The working process of the utility model can comprise the following steps:
a. cleaning treatment: adding a cleaning agent and a foaming agent from a feed hopper 22 for soaking treatment, starting a motor 19 to enable an incomplete gear 16 to rotate at a low speed in a counterclockwise direction, wherein the rotating speed is 1-2r/min, lifting a second worm 14, rapidly descending the second worm 14 under the action of an extension spring 17, driving a first turbine 10 to rotate in a reciprocating manner by a first worm 12 in an intermittent lifting-descending process, driving a stirring blade 13 to advance in a reciprocating spiral manner to generate a stirring and material lifting movement mode, appropriately opening a flow valve 6 low-flow mode at the moment, enabling the cleaning agent to enter a paint spraying pipe 2, a circular pipe 3 and a spray head 5, cleaning the mixing barrel 1 and the paint spraying pipe 2, and discharging the waste liquid after cleaning through a sampling pipe 26 and detecting the residual condition of paint;
b. drying treatment: pumping heated air from an air inlet pipe 21 through a pump 23, wherein the heated air is supplied by an air heater, the temperature is controlled to be 180-;
c. the material mixing process comprises the following steps: adding solvent, paint and other auxiliary agents from a feed hopper 22, starting a motor 19 to enable an incomplete gear 16 to rotate at a low speed anticlockwise, wherein the rotating speed is 2-3r/min, repeating the intermittent lifting-descending operation process of the second worm 14 in the step a, stirring for 10-20min, and performing needle punching sampling from a sampling pipe 26 to know the solubility, viscosity and uniformity of paint liquid;
d. and (3) paint spraying process: aligning the spray head 5 to the area of the furniture to be painted, closing all other pipelines, only opening the air inlet pipe 21, pumping room-temperature dry air through the pump 23, keeping the pressure in the mixing barrel 1 to be about 0.3MPa, and keeping for 3-5 min; slowly opening the flow valve 6 to enable the paint liquid to rapidly flow into the paint spraying pipe 2, the circular pipe 3 and the spray head 5, immediately increasing the pressure of the pump 23 to 0.5-0.6MPa, and enabling the spray head 5 to move in a twisting mode to carry out spraying treatment on the surface of the furniture; in the paint spraying process, the mixing barrel 1 is moved through the idler wheels 27, the slide rails are arranged in the through slide grooves 28, and the mixing barrel 1 is moved at a constant speed through the electric cart, so that the whole production line is uniformly sprayed with paint.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a spraying equipment of furniture surface homogenization usefulness of spraying paint, includes compounding bucket (1) and the pipe (2) that sprays paint, a serial communication port, the intermediate layer cavity structure is all established to the diapire and the lateral wall of compounding bucket (1), spray paint pipe (2) specifically are the bellows, spray paint pipe (2) one end is connected at the diapire position of compounding bucket (1) and is linked together with compounding bucket (1) is inside, spray paint pipe (2) other end sets up at compounding bucket (1) lateral wall clamp intraformational upper portion position and is connected with pipe (3), pipe (3) one end is the open end and the other end is the blind end, the open end of pipe (3) passes little ring (4) on compounding bucket (1) lateral wall and is connected with shower nozzle (5), the outer lane of little ring (4) passes the sealed rigid coupling of lateral wall of rubber blanket and compounding bucket (1), shower nozzle (5) specifically are disc and shower nozzle (5) and one side surface of keeping away from compounding bucket (1) is laid the orifice The part of the circular tube (3) extending out of the mixing barrel (1) is also provided with a flow valve (6);
the closed end of the circular tube (3) penetrates through a large circular ring (7) on the inner side wall of the mixing barrel (1) and is fixedly connected with a flat rod (8), the outer ring of the large circular ring (7) is fixedly embedded on the inner side wall of the mixing barrel (1), the opposite side surfaces of the large circular ring (7) and the small circular ring (4) are connected with each other through a compression spring (9), one end part, far away from the circular tube (3), of the flat rod (8) is riveted to the eccentric position of a first turbine (10) through a pin shaft, the central position of the first turbine (10) is erected on the inner side wall of the mixing barrel (1) through a fixed shaft (11), and one end of the fixed shaft (11) is fixed on the inner side wall and the outer side wall of the mixing barrel (1) through a cross arm;
the first worm wheel (10) is engaged with a first worm (12), the bottom of the first worm (12) is fixedly connected with a stirring blade (13), the top end of the first worm (12) is fixedly connected with a second worm (14), the lower part of the second worm (14) is a smooth section and is sleeved on a bearing seat (15) at the center of the top wall of the mixing barrel (1), the upper part of the second worm (14) is a threaded section and is engaged with an incomplete gear (16), the number of continuous teeth of the incomplete gear (16) accounts for 1/3-3/7 of a whole circle, an extension spring (17) is sleeved on the smooth section between the threaded section of the second worm (14) and the bearing seat (15), the top end of the extension spring (17) is fixedly connected with the threaded section of the second worm (14), the bottom end of the extension spring (17) is fixedly connected with the bearing seat (15), and the center of the incomplete gear (16) is connected with a driving shaft (18) in a penetrating way, the driving shaft (18) is connected with a motor (19), a supporting seat (20) is arranged at the top of the motor (19), and the supporting seat (20) is fixed on the upper surface of the top wall of the mixing barrel (1);
the top of the mixing barrel (1) is also provided with an air inlet pipe (21) and a feed hopper (22), and one end of the air inlet pipe (21) extending out of the mixing barrel (1) is connected with a pump (23);
an annular vortex plate (24) is arranged below the top wall of the mixing barrel (1), a gas isolation chamber is formed by the annular vortex plate (24) and the top wall of the mixing barrel (1), the bottom end of the air inlet pipe (21) is positioned in the gas isolation chamber, the bottom end of the feed hopper (22) penetrates through the annular vortex plate (24) and is positioned below the annular vortex plate (24), the central position of the annular vortex plate (24) is in a reducing pipe shape with the diameter gradually reduced from top to bottom, and the top of the second worm (14) is sleeved in a reducing pipe at the center of the annular vortex plate (24) and is not in contact with the annular vortex plate (24);
a semicircular vortex plate (25) is arranged below the annular vortex plate (24), the semicircular vortex plate (25) is of a half-cut structure which is symmetrical to the annular vortex plate (24) in plate structure, the semicircular vortex plate (25) and the annular vortex plate (24) form an open turbine protection chamber, and the first turbine (10) is positioned in the turbine protection chamber;
a sampling pipe (26) is arranged at the bottom of the side wall of the mixing barrel (1);
the lower surface of the bottom wall of the mixing barrel (1) is provided with a roller (27), and the central position of the lower surface of the bottom wall of the mixing barrel (1) is provided with a straight-through chute (28) with a concave section.
2. The painting installation for the homogenized painting of surfaces of furniture according to claim 1, characterised in that said large (7) and small (4) rings are connected by 10-16 compression springs (9), said compression springs (9) being in particular the SP 9733 compression spring manufactured by Prime-Line Products.
3. The painting installation for the homogenized painting of furniture surfaces according to claim 1, characterised in that said tension spring (17) is in particular a galvanized stainless steel constant-diameter coarse spring.
4. The painting installation for the homogenised painting of surfaces of pieces of furniture according to claim 1, characterised in that said motor (19) is in particular a low-speed positive and negative motor.
5. The painting installation for the homogenised painting of surfaces of furniture according to claim 1, characterised in that said pump (23) is in particular a miniature air compressor, with a pressure value of 0.1-1.5 MPa.
6. The painting equipment for the homogenized painting of furniture surfaces according to claim 1, characterized in that said circular tube (3) is sleeved smoothly with the inner ring of the small circular ring (4) and is coated with a lubricating oil.
7. The painting equipment for the homogenized painting of furniture surfaces according to claim 1, characterized in that said feed hopper (22) is provided with a sealing cover, and said intake pipe (21) and sampling pipe (26) are provided with electromagnetic on-off valves.
CN201922392904.4U 2019-12-27 2019-12-27 Spraying equipment for uniformly spraying paint on surface of furniture Active CN211660329U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922392904.4U CN211660329U (en) 2019-12-27 2019-12-27 Spraying equipment for uniformly spraying paint on surface of furniture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922392904.4U CN211660329U (en) 2019-12-27 2019-12-27 Spraying equipment for uniformly spraying paint on surface of furniture

Publications (1)

Publication Number Publication Date
CN211660329U true CN211660329U (en) 2020-10-13

Family

ID=72736763

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922392904.4U Active CN211660329U (en) 2019-12-27 2019-12-27 Spraying equipment for uniformly spraying paint on surface of furniture

Country Status (1)

Country Link
CN (1) CN211660329U (en)

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