CN211726326U - An automatic low-row paint spraying device - Google Patents

Abstract

The utility model relates to an automatic change low row paint spraying apparatus, including storing up the board chamber, spraying paint chamber, nozzle, spray thrower, spraying liquid and retrieving subassembly, drying by fire lacquer chamber and panel conveying component in advance. Compared with the prior art, the utility model discloses a cooperation of first conveying rail, second conveying rail, third conveying rail and support plate accomplishes the transport of painting in-process panel, wherein directly realize the automation of material loading in the painting process through the cooperation of first conveying rail and second conveying rail going on, realize the automation of unloading after painting the completion through the cooperation of second conveying rail and third conveying rail and go on, also realized the automation of shower nozzle in the painting process and painted, thereby realized the automation of whole paint spraying processes and gone on completely, apparent promotion production efficiency and yield; an automatic paint mist absorption assembly is introduced, so that the efficient absorption of the paint mist is completed, and the influence on an operator and the surrounding working environment is avoided.

Description

An automatic low-row paint spraying device

technical field

The utility model relates to the field of furniture production equipment, in particular to an automatic low-row paint spraying device.

Background technique

In furniture production, spray painting is one of the most important processes. In the current furniture production process, the cut plates are first manually transported to the spray booth to be fixed, and then the automatic nozzles are used to spray the surface of the plate to be painted. The paint layer is sprayed, and the finished board needs to be manually transported to the paint baking room for drying.

However, since a large number of paint mist particles will be emitted during the painting process, the dispersion of paint mist will seriously endanger the health of the operator. During the painting process, it relies too much on manual transportation and debugging, such as the feeding process of one plate by one. It requires multiple people to carry out the transportation and installation position adjustment of the board in turn. After the painting is completed, manual handling and installation position adjustment are required for the second time, so that the board enters the painting room, so that the overall efficiency depends on the efficiency of manpower, which cannot be achieved. Fully automated production leads to low efficiency in the painting process, and also causes operators to inhale a large amount of paint mist in the paint spraying and baking environment; in addition, the dispersed paint mist will affect the working environment of other areas in the workshop.

Utility model content

The purpose of this utility model is to provide an automatic low-row paint spraying device in order to overcome the above-mentioned defects of the prior art, which realizes the automatic spraying of the spray head, thus completely realizes the automation of the entire spraying process, and significantly improves the production efficiency. and yield.

The purpose of the present utility model can be achieved through the following technical solutions:

The automatic low-row paint spraying device in the utility model comprises a plate storage cavity, a paint spraying cavity, a nozzle, a sprayer, a spray liquid recovery component, a pre-baking paint cavity and a plate conveying component.

A first conveying rail is arranged in the plate storage cavity, in which a plurality of plates are placed vertically;

The paint spraying chamber is provided with a second conveying rail that is perpendicular to and communicated with the first conveying rail;

A plurality of nozzles are evenly distributed on the inner walls of both sides of the paint spraying chamber, and can spray paint on both sides of the plate on the second conveying rail;

The sprayer sprays paint mist coagulant, so that the paint mist dispersed in the spray chamber is absorbed;

The spray liquid recovery component recovers the spray liquid, filters out the paint residue, and returns the filtered spray liquid to the sprayer;

The pre-baking paint cavity is provided with a third conveying rail that is vertical and connected with the second conveying rail, and the board enters the pre-baking paint cavity for temporary storage;

The sheet conveying assembly is capable of carrying sheets to move horizontally on the first conveying rail, the second conveying rail and the third conveying rail.

Further, the paint spraying chamber is also provided with a distribution plate, a plurality of nozzles are evenly connected to the distribution plate, and the distribution plate provides pressure ink to the nozzles.

Further, a suction fan is provided at one end of the paint spraying cavity close to the pre-baking paint cavity;

The inlet end of the suction fan is connected to one end of the paint spraying chamber close to the pre-baking paint chamber, and the outlet end of the suction fan is connected to the flame burner, which burns the inhaled paint mist.

Further, the sprinkler comprises an input pipe and a sprinkler head arranged at the top of the input pipe;

The spray liquid contains paint mist coagulant;

The spraying range of the spray liquid is between the side of the distribution plate without the nozzle and the side wall surface of the paint spray chamber. The reason for setting this range is to prevent the spray liquid from being sprayed on the side of the plate with the nozzles on the distribution plate, and to prevent the spray liquid from affecting the painting process on the surface of the plate.

Further, the spray liquid recovery assembly includes a leakage plate, a spray liquid cavity, a circulating pump, a filter layer and a slag discharge assembly;

The leakage plate is arranged on the uppermost layer of the lower bottom surface of the paint spraying cavity;

The filter layer is arranged on the next layer of the leakage plate;

The spray liquid cavity is arranged below the filter layer;

The spray liquid carries the paint residue and flows through the leakage plate to the filter layer, the paint residue is filtered by the filter layer, and the filtered spray liquid flows into the spray liquid cavity;

The circulating pump re-pumps the spray liquid in the spray liquid chamber back into the input pipe to form a spray liquid circulation.

The filter layer is filled with filter fillers.

Further, a slag discharge cavity is formed between the filter layer and the leakage plate, a slag discharge port is provided on the side wall of the paint spraying cavity corresponding to the slag discharge cavity, and a slag discharge port is hinged at the slag discharge port. Door;

The slag discharge assembly pushes out the paint slag accumulated in the slag discharge chamber laterally from the slag discharge door.

Further, the slag discharge assembly is arranged in the middle of the slag discharge chamber, and includes a slag discharge cylinder, a piston rod is arranged in the slag discharge cylinder, and a shovel head is arranged at the end of the piston rod. Through the forward push of the piston rod, the shovel head will discharge the paint slag in the slag discharge chamber.

Further, the first conveying rail, the second conveying rail, and the third conveying rail are all composed of upper and lower groups of screws, and each group of screws is composed of two parallel transmission screws;

The distances between the driving screws in the first conveying rail and the third conveying rail are equal.

Further, the plate conveying assembly is a carrier plate that is thread-matched with the first conveying rail, the second conveying rail, and the third conveying rail.

Further, conveying a plate is matched with two carrier plates, one side of the carrier plate is respectively pressed against the upper and lower sides of the plate, and the other side of the two carrier plates is provided with a "#"-shaped external thread groove, the said The carrier plate is matched with the external thread of the drive screw through the external thread groove, and the carrier plate realizes horizontal displacement when the drive screw rotates;

The "#" type external thread groove includes two sets of external threads perpendicular to each other, including lateral external threads or longitudinal external threads;

The lateral external thread is matched with the first conveying rail and the third conveying rail;

The longitudinal external thread is matched with the second conveying rail.

A circle of limiting protrusions is arranged on the side of the carrier plate pressed against the side edge of the board, and the inner edge of the limiting protrusion matches the outer edge of the side surface of the board. When the plate is pressed against the carrier plate, it will be limited by the limiting protrusion to avoid lateral sliding.

Compared with the prior art, the utility model has the following advantages:

1) Use the cooperation of the first conveying rail, the second conveying rail, the third conveying rail and the carrier plate to complete the conveying of the board during the painting process, wherein the material loading during the painting process is directly realized by the cooperation of the first conveying rail and the second conveying rail Through the cooperation of the second conveyor rail and the third conveyor rail, the automatic blanking after the painting is completed, and the automatic painting of the nozzle is also realized during the painting process, which completely realizes the automation of the entire painting process. improved production efficiency and yield.

2) The utility model introduces an automatic paint mist absorption component, through which the sprayer sprays paint mist coagulant, so that the paint mist dispersed in the spray paint cavity is absorbed, and the spray liquid is recovered by the spray liquid recovery component. , filter out the paint slag, and return the filtered spray liquid to the sprayer, which completes the efficient absorption of paint mist and avoids the impact on the operator and the surrounding working environment.

Description of drawings

Fig. 1 is the structural representation of automatic low row paint spraying device in the utility model;

Fig. 2 is the cross-sectional structure schematic diagram of the paint spraying cavity in the utility model;

Fig. 3 is the matching structure diagram of the carrier plate and the drive screw in the utility model;

4 is a schematic structural diagram of a carrier plate and a clamped plate in the utility model;

Fig. 5 is the structural schematic diagram of the threaded surface of the carrier plate in the utility model;

FIG. 6 is a schematic structural diagram of the pressing surface of the carrier plate in the present invention.

In the picture: 1. Plate storage cavity, 2. Plate, 3. First conveying rail, 4. Painting cavity, 5. Second conveying rail, 6. Nozzle, 7. Sprinkler, 8. Distribution plate, 9. Pre-painting Baking paint chamber, 10, Third conveying rail, 11, Suction fan, 12, Circulating pump, 13, Slag discharge door, 14, Spray liquid chamber, 15, Filter layer, 16, Shovel head, 17, Piston rod, 18 , Slag discharge cylinder, 19, carrier plate, 191, lateral external thread, 192, longitudinal external thread, 193, limit protrusion, 20, drive screw, 21, leakage plate.

Detailed ways

The present utility model will be described in detail below with reference to the accompanying drawings and specific embodiments.

Example

The medium-automatic low-row paint spraying device in this embodiment includes a plate storage chamber 1, a paint spraying chamber 4, a nozzle 6, a sprayer 7, a spray liquid recovery component, a pre-baking paint chamber 9 and a plate conveying component, see Fig. 1 and figure 2.

The plate storage cavity 1 is provided with a first conveying rail 3 in which a plurality of plates 2 are placed upright.

The paint spraying chamber 4 is provided with a second conveying rail 5 which is perpendicular to and communicated with the first conveying rail 3 . A plurality of nozzles 6 are evenly distributed on the inner walls of both sides of the paint spraying chamber 4 , and can spray paint on both sides of the board 2 on the second conveying rail 5 . The paint spraying chamber 4 is also provided with a distribution plate 8 , a plurality of nozzles 6 are evenly connected to the distribution plate 8 , and the distribution plate 8 provides pressure ink to the nozzles 6 .

The sprayer 7, referring to FIG. 2, sprays paint mist coagulant, so that the paint mist dispersed in the paint spraying chamber 4 is absorbed. The sprayer 7 includes an input pipe 71 and a spray head 72 arranged at the top of the input pipe 71; the spray liquid contains paint mist coagulant; the spray range of the spray liquid is that the distribution plate 8 is not provided with between one side of the nozzle 6 and the side wall of the paint spraying chamber 4 . The reason for setting this range is to prevent the spray liquid from being sprayed on the side of the plate 2 where the nozzles 6 are provided on the distribution plate 8 and to prevent the spray liquid from affecting the painting process on the surface of the plate 2 .

The pre-baking paint cavity 9 is provided with a third conveying rail 10 which is perpendicular to and communicated with the second conveying rail 5 , and the board 2 enters the pre-baking paint cavity 9 for temporary storage.

A suction fan 11 is provided at one end of the paint spraying chamber 4 close to the pre-baking paint chamber 9, and the suction fan 11 can absorb the residual paint mist. The inlet end of the suction fan 11 is connected to one end of the paint spraying chamber 4 close to the pre-baking paint chamber 9, and the outlet end of the suction fan 11 is connected to a flame burner, which burns the inhaled paint mist.

The spray liquid recovery component recovers the spray liquid, filters out the paint residue, and returns the filtered spray liquid to the sprayer 7 . The spray liquid recovery assembly includes a leakage plate 21, a spray liquid cavity 14, a circulating pump 12, a filter layer 15 and a slag discharge assembly. The drain plate 21 is arranged on the uppermost layer of the lower bottom surface of the paint spraying chamber 4 . The filter layer 15 is arranged on the next layer of the bushing plate 21 . The spray liquid chamber 14 is arranged below the filter layer 15 . The spray liquid carries paint residue and flows to the filter layer 15 through the leakage plate 21 , and the paint residue is filtered by the filter layer 15 , and the filtered spray liquid flows into the spray liquid chamber 14 . The circulating pump 12 pushes the spray liquid in the spray liquid chamber 14 back into the input pipe 71 again to form the circulation of the spray liquid. The filter layer 15 is filled with filter fillers. A slag discharge chamber is formed between the filter layer 15 and the leakage plate 21 , a slag discharge port is provided on the side wall of the paint spraying chamber 4 corresponding to the slag discharge chamber, and a slag discharge door 13 is hinged to the slag discharge port. The slag discharge assembly pushes out the paint slag accumulated in the slag discharge chamber laterally from the slag discharge door 13 . The slag discharge assembly is arranged in the middle of the slag discharge chamber, and includes a slag discharge cylinder 18. The slag discharge cylinder 18 is provided with a piston rod 17, and the end of the piston rod 17 is provided with a shovel head 16. By pushing the piston rod 17 forward, the shovel head 16 discharges the paint slag in the slag discharge chamber.

The board conveying assembly is capable of carrying the board 2 to move horizontally on the first conveying rail 3 , the second conveying rail 5 and the third conveying rail 10 . The first conveying rail 3, the second conveying rail 5, and the third conveying rail 10 are all composed of upper and lower sets of screws, see Figure 3, Figure 4, Figure 5, Figure 6, each set of screws is composed of two parallel transmission screws 20 , the transmission screw 20 is driven by the motor at its end, the transmission motor is electrically connected with the ARM processor, and can be connected with an external terminal to realize human-machine interaction. The distance between the driving screws 20 in the first conveying rail 3 and the third conveying rail 10 is equal. The plate conveying assembly is a carrier plate 19 that is thread-matched with the first conveying rail 3 , the second conveying rail 5 , and the third conveying rail 10 . A plate 2 is transported with two carrier plates 19, one side of the carrier plate 19 is pressed against the upper and lower sides of the plate 2 respectively, and the other side of the two carrier plates 19 is provided with a "#" type external thread groove, so The carrier plate 19 is matched with the external thread of the drive screw 19 through the external thread groove, and the carrier plate 13 realizes horizontal displacement when the drive screw 20 rotates. The “#”-shaped external thread groove includes two sets of external threads perpendicular to each other, including lateral external threads 191 or longitudinal external threads 192 . The lateral external thread 191 is matched with the first conveying rail 3 and the third conveying rail 10 . The longitudinal external thread 192 matches the second conveyor rail 5 . A ring of limiting protrusions 193 is provided on the side of the carrier plate 19 pressed against the side of the plate 2 , and the inner edge of the limiting protrusion 193 matches the outer edge of the side of the plate 2 . When the plate and the carrier plate 19 are pressed against each other, they will be limited by the limiting protrusions 193 to avoid lateral sliding.

The above description of the embodiments is for the convenience of those skilled in the art to understand and use the utility model. It will be apparent to those skilled in the art that various modifications to these embodiments can be readily made, and the generic principles described herein can be applied to other embodiments without inventive step. Therefore, the present invention is not limited to the above-mentioned embodiments, and improvements and modifications made by those skilled in the art according to the disclosure of the present invention without departing from the scope of the present invention should all fall within the protection scope of the present invention.

Claims (10)

1. An automatic change low row paint spraying apparatus, comprising:

a plate storage cavity (1) in which a first conveying rail (3) is arranged, wherein a plurality of plates (2) are vertically placed;

a paint spraying cavity (4) which is provided with a second conveying rail (5) which is vertical to and communicated with the first conveying rail (3);

the nozzles (6) are evenly distributed on the inner walls of the two sides of the paint spraying cavity (4) and can spray paint to the two sides of the plate (2) on the second conveying rail (5);

a sprayer (7) for spraying a paint mist coagulant to absorb the paint mist dispersed in the paint spraying chamber (4);

the spray liquid recovery component is used for recovering the spray liquid, filtering paint slag in the spray liquid and pumping the filtered spray liquid back to the sprayer (7);

the pre-baking paint cavity (9) is provided with a third conveying rail (10) which is vertical to and communicated with the second conveying rail (5), and the plate (2) enters the pre-baking paint cavity (9) for temporary storage;

the plate conveying assembly can carry a plate (2) to horizontally move on the first conveying rail (3), the second conveying rail (5) and the third conveying rail (10).

2. An automated low-emission painting apparatus according to claim 1, wherein a distribution plate (8) is further provided in the painting chamber (4), the plurality of nozzles (6) are uniformly connected to the distribution plate (8), and the distribution plate (8) supplies pressurized ink to the nozzles (6).

3. The automatic low-row paint spraying device according to claim 1, characterized in that a suction fan (11) is arranged at one end of the paint spraying chamber (4) close to the pre-baking paint chamber (9);

the inlet end of the suction fan (11) is connected to one end, close to the pre-baking paint cavity (9), of the paint spraying cavity (4), the outlet end of the suction fan (11) is connected with the flame burner, and the flame burner burns sucked paint mist.

4. An automatic low-row paint spraying device according to claim 2, characterized in that the sprayer (7) comprises an input pipe (71) and a spray header (72) arranged at the top end of the input pipe (71);

the spraying liquid contains paint mist coagulant;

the spraying range of the spraying liquid is between the surface of the distributing plate (8) which is not provided with the nozzle (6) and the side wall surface of the paint spraying cavity (4).

5. The automatic low-emission paint spraying device according to claim 4, wherein the spray liquid recovery assembly comprises a bushing (21), a spray liquid chamber (14), a circulating pump (12), a filter layer (15) and a slag discharge assembly;

the bushing (21) is arranged on the uppermost layer of the lower bottom surface of the paint spraying cavity (4);

the filter layer (15) is arranged at the next layer of the bushing plate (21);

the spraying liquid cavity (14) is arranged below the filter layer (15);

the spraying liquid carries paint slag to flow onto the filtering layer (15) through the bushing plate (21), the paint slag is filtered by the filtering layer (15), and the filtered spraying liquid flows into the spraying liquid cavity (14);

the circulating pump (12) pumps the spraying liquid in the spraying liquid cavity (14) back to the input pipe (71) again to form the circulation of the spraying liquid.

6. The automatic low-row paint spraying device according to claim 5, wherein a slag discharge cavity is formed between the filter layer (15) and the bushing plate (21), a slag discharge port is formed in the side wall of the paint spraying cavity (4) corresponding to the slag discharge cavity, and a slag discharge door (13) is hinged to the slag discharge port;

the slag discharging assembly pushes the paint slag accumulated in the slag discharging cavity out from the slag discharging door (13) in the lateral direction.

7. The automatic low-row paint spraying device according to claim 6, wherein the slag discharging assembly is arranged in the middle of the slag discharging cavity and comprises a slag discharging cylinder (18), a piston rod (17) is arranged in the slag discharging cylinder (18), and a shovel head (16) is arranged at the end of the piston rod (17).

8. The automatic low-row paint spraying device according to claim 6, wherein the first conveying rail (3), the second conveying rail (5) and the third conveying rail (10) are composed of an upper screw and a lower screw, and each screw is composed of two parallel transmission screws (20);

the transmission screw rods (20) in the first conveying rail (3) and the third conveying rail (10) are equal in distance.

9. The automated low-row paint spraying apparatus according to claim 8, wherein the board conveying assembly is a carrier board (19) which is screw-coupled to the first conveying rail (3), the second conveying rail (5) and the third conveying rail (10).

10. The automatic low-row paint spraying device according to claim 9, wherein two carrier plates (19) are matched with one plate (2) to be conveyed, one surfaces of the carrier plates (19) are respectively pressed against the upper side and the lower side of the plate (2), the other surfaces of the two carrier plates (19) are provided with # -shaped external thread grooves, the carrier plates (19) are matched with external threads of the transmission screw (20) through the external thread grooves, and the carrier plates (19) realize horizontal displacement when the transmission screw (20) rotates;

the "#" type of external thread groove comprises two groups of external threads which are perpendicular to each other, including a transverse external thread (191) or a longitudinal external thread (192);

the transverse external thread (191) is matched with the first conveying rail (3) and the third conveying rail (10);

the longitudinal external thread (192) is matched with the second conveying rail (5);

one side of the support plate (19) abutting against the side edge of the plate (2) is provided with a circle of limiting protrusion (193), and the inner edge of the limiting protrusion (193) is matched with the outer edge of the side surface of the plate (2).

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