CN220969618U

CN220969618U - Same-line double-color powder spraying coating device for wood plate pieces

Info

Publication number: CN220969618U
Application number: CN202322677912.XU
Authority: CN
Inventors: 谢莉萍; 方淼
Original assignee: Ganzhou Bopin Furniture Co ltd
Current assignee: Ganzhou Bopin Furniture Co ltd
Priority date: 2023-10-07
Filing date: 2023-10-07
Publication date: 2024-05-17
Anticipated expiration: 2033-10-07

Abstract

The utility model discloses a board piece collinear double-color powder spraying coating device which comprises a workbench, wherein a powder spraying frame is welded in the middle of the workbench, and baffles are welded on two sides of the powder spraying frame; according to the utility model, a powder spraying frame, a recovery box, a dust suction fan, a recovery pipe, a comb tube, a filter screen, a drying cover, an electric heating disc and a heating cylinder are adopted to form a coating powder drying recovery mechanism, the dust suction fan on the powder spraying frame is started to enable an exhaust port of the dust suction fan to suck out air in the recovery box through the filter screen, further the recovery pipe and the comb tube absorb coating powder suspended in the inner space of the powder spraying frame, the electric heating disc arranged on the end face of the heating cylinder is started, when the coating powder to be absorbed enters the drying cover, the coating powder carrying moisture is evaporated by the heat of the electric heating disc, the dryness of the recovered coating powder is kept, and part of wet air is discharged to the outside by the dust suction fan, so that the phenomenon of caking caused by large moisture of the recovered powder is solved.

Description

Same-line double-color powder spraying coating device for wood plate pieces

Technical Field

The utility model relates to the technical field of wood processing equipment, in particular to a board piece on-line double-color powder spraying coating device.

Background

The electrostatic powder spraying machine is provided with a powder electrostatic spray gun, a controller and a set of small powder supply system, and generally has two powder supply forms of powder barrel type and vibrating screen type, the working principle of the electrostatic powder spraying machine is quite simple, powder is poured into the powder supply barrel, the powder in the barrel is conveyed into the spray gun through a powder pump on a barrel cover, and the spray gun is generally composed of a gun body with smooth appearance, an internal or external high-voltage generator, a powder conveying pipeline and the like.

Through retrieving, among the prior art, publication number CN214440169U discloses a self-cleaning powder coating application equipment, and its technical scheme main points are: including the platform, the equal fixedly connected with support column in upper end both sides of platform, the upper end fixedly connected with fixed plate of support column, the equal fixedly connected with cylinder in lower extreme both sides of fixed plate, the output fixedly connected with of cylinder bears the post, the lower extreme fixedly connected with mount of bearing the post, the lower extreme one side fixedly connected with laser sensor of mount, the upper end right side fixedly connected with coating case of fixed plate, the upper end fixedly connected with filling tube of coating case, the sliding sleeve conveniently increases the stability of bearing the post when removing, avoids bearing the post and takes place to rock and possibly take place the skew when leading to the spray gun spraying, then controls the pump of taking out powder and applies to the plank through the spray gun, so effectual make things convenient for the spray gun to spray to different thickness planks, reduced the time of manual adjustment height, improved the accuracy of spraying material loading.

In the above scheme, the collection box and the dust collection mechanism are adopted to realize the recovery of the powder spraying paint, in the actual use process, in order to ensure the attachment rate of the powder spraying paint, a humidifier is required to be arranged for the powder spraying cavity, so that the finally collected powder spraying paint has a caking phenomenon, and the recovered powder spraying paint cannot be directly utilized.

Therefore, the same-line double-color powder spraying coating device for the wood board piece has the advantages of powder spraying recovery and on-line drying, and further solves the problems in the background technology.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a board piece on-line double-color powder spraying coating device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a plank spare is two-color powder spraying coating device of line, includes the workstation, the middle part welding of workstation has the powder spraying frame, and the equal welding in both sides of powder spraying frame has the baffle, be connected with two driving rollers through the bearing frame among the cavity that the workstation top surface was seted up, and the winding is connected with the conveyer belt on two driving rollers, workstation lateral wall face has first motor through bolt fixed mounting, and first motor output runs through workstation and one of them driving roller fixed connection, the edge welding of powder spraying frame top surface has the broach pipe, and the many branch pipes of broach pipe all extend to the powder spraying frame inboard, the edge fastening of powder spraying frame one side surface installs dust absorption fan, and dust absorption fan one side is provided with the collection box, the one end of collection box is through the exhaust port intercommunication of pipeline and dust absorption fan, and the collection box is provided with the filter screen with dust absorption fan intercommunication department, the other end welding of collection box has the stoving cover, be provided with the heating cylinder in the stoving cover, and the one end rigid coupling that the heating cylinder extends to the stoving cover inboard has the electrical heating disc, the surface intercommunication of stoving cover has the powder spraying pipe, and the powder supplying pipe and the powder pipe stretch out of two end of powder spraying frame side pipe intercommunication, the powder supply pipe and the end of powder spraying pipe has the end to stretch into the hose, the end of powder spraying pipe intercommunication.

As a further description of the above technical solution: the one end fixed mounting that the humidification pipeline was kept away from to the powder spraying frame has the second motor, and the second motor output runs through powder spraying frame fixedly connected with bi-directional screw rod, bi-directional screw rod's below welding has the guide arm, and guide arm and bi-directional screw rod parallel arrangement, the top of spray gun is fixed with the guide block, and the top rigid coupling of guide block has the thread bush, the guide block cup joints mutually with the guide arm, thread bush and bi-directional screw rod threaded connection.

As a further description of the above technical solution: the bottom of baffle is offered and is passed through the mouth, and passes through the mouth and wholly is isosceles trapezoid structure.

As a further description of the above technical solution: the outer wall surface of the recovery box is provided with a recovery opening, and the periphery of the recovery opening is hinged with a box door through a hinge.

As a further description of the above technical solution: the outer wall surface of the workbench is fixedly provided with a control panel, and the output end of the control panel is electrically connected with the first motor, the powder pump, the dust suction fan, the second motor and the electric heating plate respectively.

As a further description of the above technical solution: and a yielding hole is formed in the surface of one baffle plate of the powder spraying frame, corresponding to the telescopic hose.

As a further description of the above technical solution: the heating drums are arranged in two, the two heating drums are symmetrical about the vertical central line of the drying cover, and the electric heating plates of the two heating drums are arranged in opposite directions.

The utility model has the following beneficial effects:

According to the utility model, a powder spraying frame, a recovery box, a dust suction fan, a recovery pipe, a comb tube, a filter screen, a drying cover, an electric heating disc and a heating cylinder are adopted to form a coating powder drying recovery mechanism, the dust suction fan on the powder spraying frame is started to enable an exhaust port of the dust suction fan to suck out air in the recovery box through the filter screen, further the coating powder suspended in the inner space of the powder spraying frame is absorbed through the recovery pipe and the comb tube, the electric heating disc arranged on the end face of the heating cylinder is started, when the coating powder to be absorbed enters the drying cover, the coating powder carrying moisture is evaporated by the heat of the electric heating disc, the dryness of the coating powder after recovery is kept, and part of wet air is discharged to the outside by the dust suction fan, so that the phenomenon of caking caused by large moisture of the recovered powder is solved, and the coating powder can be directly utilized after recovery;

According to the utility model, two groups of powder supply barrels, a powder outlet pipe, a powder pump, a telescopic hose and a spray gun are adopted to form a wood plate piece collinear double-color powder spraying coating mechanism, the second motor of the powder spraying frame is started to drive the output end of the second motor to rotate, and then the spray guns of the two powder supply barrels respectively move along the surface of the bidirectional screw in opposite directions under the action of a threaded sleeve, so that the interval between the two spray guns is adjustable, double-color synchronous or collinear powder spraying coating is carried out on wood pieces, the stability of interval adjustment of the two spray guns is kept in a sleeving manner through a guide block and a guide rod arranged on the spray guns, in this process, the powder pump arranged at the top barrel covers of the two powder supply barrels is started, so that powder is promoted to enter the spray guns through the powder outlet pipe and the telescopic hose, and is sprayed onto the wood piece conveyed by a conveying belt on a workbench through the spray guns, and the aim of the same-line double-color powder spraying coating of the wood plate piece is achieved, and the problem that the traditional powder spraying coating device can only be used for single-color coating is solved.

Drawings

FIG. 1 is a top view of an inline dual color powder coating apparatus for wood pieces in accordance with the present utility model;

FIG. 2 is a side view of an inline dual color powder coating apparatus for wood pieces in accordance with the present utility model;

FIG. 3 is a schematic view showing the internal structure of a recovery box of the inline dual-color powder coating device for wood board pieces.

Legend description:

1. A work table; 2. a conveyor belt; 3. a powder spraying frame; 4. a driving roller; 5. a first motor; 6. a powder supply barrel; 7. a powder outlet pipe; 8. a powder pump; 9. a humidifying pipe; 10. a recovery box; 11. a dust collection fan; 12. a recovery pipe; 13. comb tube; 14. a second motor; 15. a flexible hose; 16. a bidirectional screw; 17. a guide rod; 18. a baffle; 19. a through port; 20. a spray gun; 21. a guide block; 22. a thread sleeve; 23. a filter screen; 24. a drying cover; 25. an electric heating plate; 26. and a heating cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

According to the embodiment of the utility model, an in-line double-color powder spraying coating device for a wood board piece is provided.

The utility model will be further described with reference to the accompanying drawings and the specific embodiments, as shown in fig. 1-3, a board piece on-line double-color powder spraying coating device according to the embodiment of the utility model comprises a workbench 1, a powder spraying frame 3 is welded in the middle of the workbench 1, a baffle 18 is welded on both sides of the powder spraying frame 3, two driving rollers 4 are connected through bearing seats in a concave cavity formed on the top surface of the workbench 1, a conveying belt 2 is wound on the two driving rollers 4, a first motor 5 is fixedly arranged on the side wall surface of the workbench 1 through bolts, the output end of the first motor 5 penetrates through the workbench 1 and is fixedly connected with one driving roller 4, a comb tooth pipe 13 is welded at the edge of the top surface of the powder spraying frame 3, a plurality of branch pipes of the comb tooth pipe 13 extend to the inner side of the powder spraying frame 3, a dust suction fan 11 is fixedly arranged at the edge of one side surface of the powder spraying frame 3, a recovery box 10 is arranged on one side of the dust suction fan 11, one end of the recovery box 10 is communicated with an exhaust port of the dust suction fan 11 through a pipeline, a filter screen 23 is arranged at the communication part of the recovery box 10 and the dust suction fan 11, a drying cover 24 is welded at the other end of the recovery box 10, a heating cylinder 26 is inserted in the drying cover 24, one end of the heating cylinder 26 extending to the inner side of the drying cover 24 is fixedly connected with an electric heating disc 25, the surface of the drying cover 24 is communicated with a recovery pipe 12, one end of the recovery pipe 12 is communicated with the middle part of a comb tooth pipe 13, the top of the powder spraying frame 3 is fixedly connected with two powder supply barrels 6, powder pumps 8 are fixedly arranged on barrel covers of the two powder supply barrels 6, a powder outlet port of the powder pumps 8 is communicated with a powder outlet pipe 7, one end of the powder outlet pipe 7 is communicated with a telescopic hose 15, one end of the telescopic hose 15 extends into the powder spraying frame 3 to be connected with a spray gun 20, the side wall surface of the powder spraying frame 3 is communicated with a humidifying pipeline 9, the humidifying pipeline 9 is connected with an external industrial humidifier and is used for humidifying the inner space of the powder spraying frame 3 so as to improve the powder adhesion rate, and drying the powder in a recovery state so as to realize the purpose of online drying;

In one embodiment, the second motor 14 is fixedly installed at one end of the powder spraying frame 3 far away from the humidifying pipeline 9, the output end of the second motor 14 penetrates through the powder spraying frame 3 and is fixedly connected with the bidirectional screw 16, the guide rod 17 is welded below the bidirectional screw 16, the guide rod 17 is arranged in parallel with the bidirectional screw 16, the guide block 21 is fixed at the top of the spray gun 20, the threaded sleeve 22 is fixedly connected to the top of the guide block 21, the guide block 21 is sleeved with the guide rod 17, the threaded sleeve 22 is in threaded connection with the bidirectional screw 16, the output end of the second motor 14 is driven to rotate by starting the second motor 14 of the powder spraying frame 3, then the spray guns 20 of the two powder supply barrels 6 respectively move along the surface of the bidirectional screw 16 under the action of the threaded sleeve 22, so that the distance between the two spray guns 20 can be adjusted, two spray powder spraying painting can be conducted on wood pieces in a double-color synchronous or same-line mode, the distance between the two spray guns 20 can be kept stable through the mode of the guide block 21 arranged on the spray guns 20 and the guide rod 17, the two spray powder spraying painting can be achieved, the wood pieces can be realized, the two spray powder spraying machine can be internally or externally arranged, the high-pressure generator and the powder conveying pipeline can be further explained, and the principle of the two spray machine is well known.

In one embodiment, the bottom of the baffle 18 is provided with a through hole 19, and the through hole 19 is in an isosceles trapezoid structure as a whole, and the through hole 19 is provided for the passage of wood pieces.

In an embodiment, the recovery mouth is offered to the outer wall surface of recovery case 10, and the periphery of recovery mouth has the chamber door through the hinge, through the setting of chamber door to recovery case 10's opening, conveniently collect the powder of retrieving, in order to increase recovery case 10's leakproofness, sets up rubber seal between chamber door and the recovery mouth.

In one embodiment, a control panel is fixedly installed on the outer wall surface of the workbench 1, the output end of the control panel is respectively and electrically connected with the first motor 5, the powder pump 8, the dust suction fan 11, the second motor 14 and the electric heating plate 25, a control panel control circuit can be realized through simple programming by a person skilled in the art, the control panel control circuit belongs to common general knowledge in the art, and is only used without transformation, so that the control mode and circuit connection are not described in detail.

In one embodiment, the surface of one baffle 18 of the powder spraying frame 3 is provided with a yielding hole corresponding to the telescopic hose 15, and the telescopic hose 15 is used for facilitating the transverse movement of the spray gun 20 through the setting of the yielding hole so as to facilitate the installation of the telescopic hose 15.

In one embodiment, two heating drums 26 are provided, and the two heating drums 26 are symmetrical about a vertical center line of the drying hood 24, and the electric heating plates 25 of the two heating drums 26 are provided opposite to each other, through the two heating drums 26, so as to increase a drying range and efficiency of the recovered powder.

Working principle:

When in use, the first motor 5 arranged on the side wall surface of the workbench 1 is started firstly, the first motor 5 is driven to drive one of the driving rollers 4 on the inner side of the conveying belt 2 to rotate, so that the driving rollers 4 drive the conveying belt 2 to convey wood pieces, the wood pieces pass through the powder spraying frame 3 through the through holes 19, when powder spraying is carried out, the powder pumps 8 arranged at the top barrel covers of the two powder supply barrels 6 are started, powder is driven to enter the spray gun 20 through the powder outlet pipe 7 and the telescopic hose 15, the wood pieces conveyed on the workbench 1 through the conveying belt 2 are sprayed to the spray gun 20, the interior space of the powder spraying frame 3 is humidified by the wet air filled in the humidifying pipeline 9, meanwhile, the output end of the second motor 14 is driven to drive the bidirectional screw 16 to rotate by the starting of the second motor 14, the spray guns 20 of the two powder supply barrels 6 respectively move along the surface of the bidirectional screw 16 under the action of the thread sleeve 22, the interval between the two spray guns 20 is adjustable so as to carry out double-color synchronous or same-line spray powder spraying coating on wood pieces, the stability of interval adjustment of the two spray guns 20 is kept by sleeving a guide block 21 arranged on the spray guns 20 and a guide rod 17, double-color spray powder coating of wood plates is realized, when powder is recovered, the suction port of the suction fan 11 is driven to suck out air in the recovery box 10 through a filter screen 23 by starting the suction fan 11 on the powder spraying frame 3, further, the coating powder suspended in the inner space of the powder spraying frame 3 is absorbed through a recovery pipe 12 and a comb tooth pipe 13, an electric heating disc 25 arranged on the end face of a heating cylinder 26 is started, when the coating powder to be absorbed enters a drying cover 24, the coating powder carrying moisture is evaporated by the heat of the electric heating disc 25, and the dryness of the recovered coating powder is kept, part of the wet air is discharged to the outside by the dust suction fan 11.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a plank spare is two-color powder coating device of syntropy, includes workstation (1), its characterized in that: the middle part welding of workstation (1) has powder spraying frame (3), and all welds on two sides of powder spraying frame (3) has baffle (18), be connected with two driving rollers (4) through the bearing frame among the cavity of seting up of workstation (1) top surface, and the winding is connected with conveyer belt (2) on two driving rollers (4), workstation (1) lateral wall face passes through bolt fixed mounting has first motor (5), and first motor (5) output runs through workstation (1) and one of them driving roller (4) fixed connection, the edge welding of powder spraying frame (3) top surface has broach pipe (13), and a plurality of branch pipes of broach pipe (13) all extend to powder spraying frame (3) inboard, the edge fastening of powder spraying frame (3) one side surface installs dust absorption fan (11), and dust absorption fan (11) one side is provided with recovery box (10), the one end of recovery box (10) is through pipeline and dust absorption fan (11) port intercommunication, and exhaust box (10) and dust absorption fan (11) intercommunication department are provided with heating plate (24) and are provided with drying plate (24) and are extended in drying plate (24) the other end, drying plate (24) is provided with in extension drum (24), the surface of stoving cover (24) communicates there is recovery pipe (12), and the one end of recovery pipe (12) is linked together with the middle part of broach pipe (13), the top rigid coupling of powder spray frame (3) has two powder supply barrels (6), and equal fixed mounting has powder pump (8) on the bung of two powder supply barrels (6), the play powder mouth department intercommunication of powder pump (8) has out powder pipe (7), and the one end intercommunication of play powder pipe (7) has flexible hose (15), the one end of flexible hose (15) stretches into powder spray frame (3) and is connected with spray gun (20), the lateral wall face intercommunication humidification pipeline (9) of powder spray frame (3).

2. The on-line dual-color powder coating device for wood board pieces according to claim 1, wherein: the one end fixed mounting that humidification pipeline (9) was kept away from to powder spraying frame (3) has second motor (14), and second motor (14) output runs through powder spraying frame (3) fixedly connected with bi-directional screw rod (16), the below welding of bi-directional screw rod (16) has guide arm (17), and guide arm (17) and bi-directional screw rod (16) parallel arrangement, the top of spray gun (20) is fixed with guide block (21), and the top rigid coupling of guide block (21) has screw sleeve (22), guide block (21) cup joint mutually with guide arm (17), screw sleeve (22) and bi-directional screw rod (16) threaded connection.

3. The on-line dual-color powder coating device for wood board pieces according to claim 1, wherein: the bottom of the baffle plate (18) is provided with a through hole (19), and the whole through hole (19) is of an isosceles trapezoid structure.

4. The on-line dual-color powder coating device for wood board pieces according to claim 1, wherein: the outer wall surface of the recovery box (10) is provided with a recovery opening, and the periphery of the recovery opening is hinged with a box door through a hinge.

5. The on-line dual-color powder coating device for wood board pieces according to claim 2, wherein: the outer wall surface of the workbench (1) is fixedly provided with a control panel, and the output end of the control panel is electrically connected with the first motor (5), the powder pump (8), the dust collection fan (11), the second motor (14) and the electric heating disc (25) respectively.

6. The on-line dual-color powder coating device for wood board pieces according to claim 1, wherein: and a yielding hole is formed in the surface of one baffle (18) of the powder spraying frame (3) corresponding to the telescopic hose (15).

7. The on-line dual-color powder coating device for wood board pieces according to claim 1, wherein: the two heating drums (26) are arranged, the two heating drums (26) are symmetrical about the vertical center line of the drying cover (24), and the electric heating discs (25) of the two heating drums (26) are arranged in opposite directions.