CN211637073U - Paint spraying device with clean recovery system - Google Patents

Abstract

The utility model discloses a paint spraying device with a cleaning and recycling system, comprising a paint spraying room, a conveying mechanism and a cleaning and recycling system, wherein the conveying mechanism is used to convey workpieces to the paint spraying room for paint spraying, and the cleaning and recycling system is arranged at the conveying end of the conveying mechanism; the cleaning and recycling system is used to scrape off the residual paint at the conveying end of the conveying mechanism for recycling. The paint spraying device with a cleaning and recycling system of the utility model can scrape off and recycle the residual paint on the conveying mechanism.

Description

A paint spraying device with a clean recovery system

technical field

The utility model relates to the technical field of paint spraying equipment, in particular to a paint spraying device with a cleaning and recycling system.

Background technique

At present, in the production process of many workpieces, a series of operations such as painting, drying and curing of the workpiece are required. In the above process, the workpiece is sequentially transported by the conveying mechanism to the painting station, drying station and curing station. Wait. During the painting process, the workpieces on the conveying mechanism are sprayed in the spray booth, and more or less residual paint will remain on the conveying mechanism, which will cause pollution to the conveying mechanism. In the next conveying operation, it will also cause pollution to the workpiece. It affects the quality of spray paint and also causes waste of resources.

Utility model content

In order to overcome the deficiencies of the prior art, the purpose of the present invention is to provide a paint spraying device with a cleaning and recovery system, which can scrape off and recover the residual paint on the conveying mechanism.

The purpose of this utility model adopts following technical scheme to realize:

A paint spraying device with a cleaning and recycling system, comprising a painting room, a conveying mechanism and a cleaning and recycling system, the conveying mechanism is used for conveying workpieces to the painting room for painting operation, and the cleaning and recycling system is provided at the conveying end of the conveying mechanism; The recycling system is used to scrape the paint residue from the conveying end of the conveying mechanism for recycling.

Further, the cleaning and recycling system includes a first scraper assembly, the first scraper assembly includes a first mounting frame, a first cleaning roller, a first scraper and a first collecting trough, the first mounting frame is provided with The first water tank, the first cleaning roller is pivotally connected in the first water tank; the first cleaning roller is used for contacting with the conveying end of the conveying mechanism; the first scraper is fixed on one side of the first cleaning roller and is connected with the first cleaning roller. The first cleaning roller is in contact; the first collecting trough is fixed on the first mounting frame and is located on one side of the first water tank; the first collecting trough is used for receiving the residual paint scraped by the first scraper.

Further, the first collecting chute is provided with a guiding inclined surface, and one end of the guiding inclined surface is connected to the joint of the first scraper and the first cleaning roller; the other end of the guiding inclined surface gradually moves away from the first scraper from top to bottom. A cleaning roller is inclined.

Further, the surface of the first cleaning roller is provided with a first cleaning cloth.

Further, the first scraper assembly further includes a first recovery roller and a second scraper, the first recovery roller is used for contacting the bottom end face of the conveying mechanism to recover the water stains of the conveying mechanism; the second scraper is fixed on the One side of the first recovery roll and in contact with the first recovery roll.

Further, the conveying mechanism includes a conveying frame, a conveying belt, two conveying rollers and a conveying motor, the two conveying rollers are pivotally connected to both ends of the conveying frame; the conveying belt is wound around the two conveying rollers; The rotating shaft of the conveying motor is connected synchronously with one of the conveying rollers; the part of the conveying belt wound around one of the conveying rollers is formed as the conveying end of the conveying mechanism; the part of the conveying belt wound around the other conveying roller is formed as The starting end of the conveying mechanism.

Further, the cleaning and recycling system further includes a second scraper assembly, the second scraper assembly includes a second mounting frame, a second cleaning roller and a second collecting trough, and the second mounting frame is erected below the conveying frame; The second mounting frame is provided with a second water tank; the second cleaning roller is pivotally connected in the second water tank; the second cleaning roller is used for contacting the bottom end surface of the conveyor belt; the second collecting tank is fixedly connected on the conveying frame and used to receive the residual paint scraped by the third scraper; the outer surface of the second cleaning roller is provided with a second cleaning cloth.

Further, the second scraper assembly further includes a second recovery roller and a third scraper, the second recovery roller is pivotally connected in the water tank and is used for contacting the bottom end surface of the conveying mechanism to recover the water stains of the conveying mechanism; The third scraper is fixed to one side of the second recovery roll and is used for contacting the second recovery roll.

Further, a driving mechanism is provided below the conveying frame, and the driving mechanism is used to drive the second mounting frame to move along a pushing direction; the pushing direction is perpendicular to the conveying direction of the conveying mechanism; to drive the second mounting frame to move along the height direction of the conveying frame.

Further, the conveying frame is provided with a conveying roller driving mechanism, and the conveying roller driving mechanism is used to drive one of the conveying rollers to move along the conveying direction of the conveying mechanism.

Compared with the prior art, the beneficial effect of the present utility model is that the conveying mechanism of the utility model can convey the workpiece to the paint spraying room for painting operation, and the residual paint remaining on the conveying mechanism after the painting is completed can be scraped off and recovered by the cleaning and recovery system. The recovery system can scrape and recover at the end of the conveying mechanism, and scrape it off in time to reduce the amount of residual paint that is brought into the painting room again during the continuous operation of the conveying mechanism next time.

Description of drawings

Fig. 1 is the structural representation of the utility model;

2 is a schematic structural diagram of the first scraper assembly of the present invention;

3 is a schematic structural diagram of a second scraper assembly of the present invention;

4 is a schematic structural diagram from another perspective of the second scraper assembly of the present invention;

FIG. 5 is a schematic structural diagram of the conveying mechanism of the present invention.

In the figure: 10, spray booth; 20, conveying mechanism; 21, conveying belt; 22, conveying roller; 23, conveying motor; 24, conveying roller driving mechanism; 25, tension roller; 30, first scraper assembly; 31 32, the first cleaning roller; 33, the first scraper; 34, the first collection chute; 341, the guide slope; 342, the discharge hopper; 40, the second scraper assembly; 41, the second installation 42, the second cleaning roller; 43, the second scraper; 44, the second collecting chute; 45, the driving mechanism; 451, the push arm; 50, the guide rail.

Detailed ways

Below, in conjunction with accompanying drawing and specific embodiment, the utility model is further described:

As shown in Figures 1-5, a paint spraying device with a cleaning and recycling system includes a painting booth 10, a conveying mechanism 20, and a cleaning and recycling system. The conveying mechanism 20 is used for conveying workpieces into the painting booth 10 for painting operations, while cleaning The recycling system is provided at the conveying end of the conveying mechanism 20 , and the cleaning and recycling system can scrape off the residual paint at the conveying end of the conveying mechanism 20 and recover the residual paint.

On the basis of the above structure, when using the paint spraying device with the cleaning and recycling system of the present invention, the workpiece can be placed at the starting end of the conveying mechanism 20, the conveying mechanism 20 can be activated, and the conveying mechanism 20 can send the workpiece into the paint spraying room 10, and spray paint. After completion, the conveying mechanism 20 can convey the workpiece to the end, and the residual paint remaining on the conveying mechanism 20 can also reach the conveying end of the conveying mechanism 20. At this time, the cleaning and recycling system scrapes and recovers the workpiece, and the cleaning and recycling system can be used for conveying. The end of the mechanism 20 is scraped and recovered, and scraped in time to reduce the amount of residual paint that is brought into the paint spray booth 10 again during the continuous operation of the conveying mechanism 20 next time.

It should be noted that, a paint spray gun may be provided in the paint spraying room 10 for spraying the workpiece.

Further, the cleaning recovery system in this embodiment includes a first scraper assembly 30 , and the first scraper assembly 30 includes a first mounting frame 31 , a first cleaning roller 32 , a first scraper 33 and a first collecting trough 34 Specifically, the first mounting frame 31 is fixed on the conveying end of the conveying mechanism 20, and a first water tank is provided at the top of the first mounting frame 31, and the first cleaning roller 32 is pivotally connected in the first water tank. The first cleaning roller 32 is used for contact with the delivery end of the delivery mechanism 20 . In addition, the first scraper 33 is fixed on one side of the first cleaning roller 32 and is in contact with the first cleaning roller 32, while the first collecting groove 34 is fixed on the first mounting frame 31, and the first collecting groove 34 is located on the first On one side of a water tank, the first collecting tank 34 is used for receiving the residual paint scraped by the first scraper 33 .

On the basis of this structure, when scraping the residual paint, water can be introduced into the first water tank, so that the bottom end of the first cleaning roller 32 is immersed in the first water tank, and the first cleaning roller 32 can be driven by the motor to rotate , the first cleaning roller 32 can be wetted with water, and when the first cleaning roller 32 rotates, it can drive water to clean the residual paint at the conveying end of the conveying mechanism 20, and remove the residual paint and dust at the conveying end. At the same time, during the rotation process, The first scraper 33 in contact with the surface of the first cleaning roller 32 can scrape off the paint residue and part of the water on the surface of the first cleaning roller 32, and the scraped paint residue can be dropped into the first collecting tank 34 for recovery.

Further, a first cleaning cloth can be wrapped on the surface of the first cleaning roller 32. The first cleaning cloth can be wetted with water when the first cleaning roller 32 rotates, and the conveying end of the conveying mechanism can be cleaned. , the cleaning effect is better.

Furthermore, a guiding inclined surface 341 can be provided in the first collecting chute 34, so that one end of the guiding inclined surface 341 is connected to the joint of the first scraper 33 and the first cleaning roller 32, and the other end of the guiding inclined surface 341 is connected from the upper The bottom is gradually inclined away from the first cleaning roller 32. In this way, when the first scraper 33 scrapes off the residual paint on the outer surface of the first cleaning roller 32, the dropped residual paint can be guided and dropped by the guiding slope 341, which is convenient for centralized collection. . Specifically, a baffle is fixed at the end of the guide inclined surface 341 away from the first cleaning roller 32 , the baffle is provided with a discharge port, and a discharge hopper 342 is fixed at the discharge port. In this way, the guide inclined surface 341 guides The downward residual paint can be centrally blocked by the baffle, accumulated on the baffle, and finally exported to the discharge hopper 342 through the discharge port for centralized recovery.

Further, the above-mentioned first scraper assembly 30 further includes a first recovery roller 42 and a second scraper. The first recovery roller 42 is used for contacting the bottom end surface of the conveying mechanism 20 and recovering the residues of the conveying mechanism 20 during the rotation process. For water stains, fix the second scraper on the side of the first recovery roller 42 and contact the first recovery roller 42 . In this way, after the conveying end of the conveying mechanism 20 is cleaned by the first cleaning roller 32, water stains will remain on the conveying mechanism 20. In order not to affect the workpiece, the first recovery roller 42 can rotate after the conveying end of the conveying mechanism 20 is cleaned. , contact with the bottom surface of the conveying mechanism 20 to remove water stains, and the second scraper can scrape the water stains on the outer surface of the first recovery roller 42 .

Further, the conveying mechanism 20 in this embodiment includes a conveying frame, a conveying belt 21, two conveying rollers 22 and a conveying motor 23. The two conveying rollers 22 are pivotally connected to both ends of the conveying frame, and the conveying belt 21 is wound around It is arranged outside the two conveying rollers 22 . The rotating shaft of the above-mentioned conveying motor 23 is synchronously connected with one of the conveying rollers 22, so that the portion of the conveying belt 21 wound around one of the conveying rollers 22 forms the conveying end of the conveying mechanism 20, and the conveying belt 21 is wound around the other conveying roller. The portion 22 forms the starting end of the conveying mechanism 20 .

When the workpiece is conveyed, the conveying motor 23 can be started, and the rotation of the rotating shaft of the conveying motor 23 can drive one of the conveying rollers 22 to rotate. 21 can make a rotary motion when the two conveying rollers 22 rotate, and the horizontal section of the conveying belt 21 can be formed as a conveying end surface, and the workpiece is placed on the conveying end surface for conveying.

On the basis of this structure, the first scraper assembly 30 can be arranged at the conveying end of the conveying mechanism 20 , that is, the conveyor belt 21 is wound around the end of the conveying roller 22 , and the first scraper assembly 30 can be directly at the end of the conveyor belt 21 . The scraping and recycling of the residual paint can prevent the residual paint from being brought into the lower part of the conveyor frame when the conveyor belt 21 rotates, which will pollute the internal motor structure and affect the operation of the conveyor mechanism 20 .

Further, the cleaning and recycling system further includes a second scraper assembly 40 , the second scraper assembly 40 includes a second mounting frame 41 , a second cleaning roller 42 and a second collecting tank 44 , and the second mounting frame 41 is arranged on the Below the conveying frame, the top of the second mounting frame 41 is provided with a second water tank, and the second cleaning roller 42 is pivotally connected in the second water tank. Specifically, the second cleaning roller 42 is used to contact the bottom end surface of the conveyor belt 21 , the surface of the second cleaning roller 42 can be wrapped with a second cleaning cloth, and the second scraper 43 is fixed on one side of the second cleaning roller 42 and Contact with the second cleaning roller 42 ; the second collecting trough 44 is fixed on the conveying frame and used to receive the residual paint scraped by the second scraper 43 .

On the basis of this structure, after the first scraper assembly 30 can scrape the residual paint at the conveying end of the conveying mechanism 20, the conveying belt 21 passing through the conveying roller 22 can continue to be conveyed to the bottom of the conveying frame, and the second water tank can Introduce water, at this time, the motor can drive the second cleaning roller 42 to rotate, the second cleaning cloth of the rotating second cleaning roller 42 can be wetted with water and contact the lower surface of the conveyor belt 21, which can further clean the conveyor belt 21 , the second collecting tank 44 can further recover residual paint or dust, and the cleaning and recovery effect is better.

More specifically, the second scraper assembly 40 further includes a second recovery roller 43 and a third scraper 44. The second recovery roller 43 is pivotally connected to the water tank and is used to contact the bottom end surface of the conveying mechanism 20. The second recovery roller 43 can recover the water stains of the conveying mechanism 20 ; the third scraper 44 is fixed on one side of the second recovery roller 43 and is used for contacting with the second recovery roller 43 .

In this way, after the second cleaning roller 42 is further cleaned, the conveying mechanism 20 will still have water stains. In order not to affect the workpiece, after the second cleaning roller 42 is cleaned, the second recovery roller 43 can rotate, and the conveying mechanism 20 can be rotated. The bottom end surface of the mechanism 20 contacts to remove water stains, and the third scraper 44 can scrape the water stains on the outer surface of the second recovery roller 42 .

Further, there are three second cleaning rollers 42 , wherein two second cleaning rollers 42 are provided with second collecting troughs 44 below them, and one side of the other second cleaning rollers 42 is provided with second collecting troughs 44 That is, the residual paint removed by the two second cleaning rollers 42 can be recovered by one second collecting tank 44, and the residual paint removed by the other second cleaning roller 42 can be recovered by the other second collecting tank 44. Separately Recovered to avoid build-up on a second collection chute 44 .

A driving mechanism 45 can also be provided below the conveying frame, and the driving mechanism 45 is used to drive the second mounting frame 41 to move along a pushing direction, and the pushing direction is perpendicular to the conveying direction of the conveying mechanism 20; The two mounting frames 41 move along the height direction of the conveying frame. In this way, a guide rail 50 may be provided below the conveying frame, and the guide rail 50 may be consistent with the pushing direction. In this embodiment, the pushing direction is the width direction of the conveying frame.

The bottom end of the second mounting frame 41 can be rolled with the guide rail 50 through rollers, and the driving mechanism 45 can drive the second mounting frame 41 to roll along the guide rail 50. When the second mounting frame 41 moves to the bottom of the conveying frame, the second cleaning roller 42 The cleaning operation can be carried out, and at the same time, the driving mechanism 45 can drive the second mounting frame 41 to move upward, and the second cleaning roller 42 can push up under the conveyor belt 21, so that the conveyor belt 21 can be tensioned and the conveying structure is stable. After the removal operation is completed, the driving mechanism 45 can drive the second mounting frame 41 downward, and at the same time drive the second mounting frame 41 to roll along the guide rail 50 away from the bottom of the conveying frame, so as to facilitate the removal of the second collecting chute 44 outside the conveying frame. paint residue and dust.

Of course, the above-mentioned driving mechanism 45 can select a driving cylinder and a pushing arm 451, the cylinder body of the driving cylinder is fixed on the bottom end of the second mounting frame 41, the piston rod of the driving cylinder is hinged on the top of the pushing arm 451, and the top of the pushing arm 451 is at the same time It is also fixed with the second mounting frame 41, and the bottom end of the push arm 451 is fixed on the bottom end of the conveying frame. In this way, the extension of the piston rod of the driving cylinder can drive the push arm 451 to lift up, and the second mounting frame 41 is lifted upward. , after the second mounting frame 41 is jacked up, the piston rod of the driving cylinder continues to extend, and the second mounting frame 41 can continue to be pushed to roll forward.

Of course, the above-mentioned driving mechanism 45 can also be driven by two cylinders respectively, that is, one cylinder drives the second mounting frame 41 to slide along the guide rail 50 , and the other cylinder drives the second mounting frame to move up and down.

Further, a conveying roller driving mechanism 24 may also be provided on the conveying frame, and the conveying roller driving mechanism 24 is used to drive one of the conveying rollers 22 to move along the conveying direction of the conveying mechanism 20 , and the conveying roller 22 may be away from the conveying motor 23 . Yes, when the conveyor belt 21 is loose, the conveyor roller 22 can be driven to move away from the other conveyor roller 22 by the conveyor roller driving mechanism 24, so that the conveyor belt 21 can be re-tensioned. Of course, the conveying roller driving mechanism 24 can also be implemented as an air cylinder in the prior art.

Further, the above-mentioned conveying frame is provided with a plurality of tensioning rollers 25, and the plurality of tensioning rollers 25 are distributed at intervals along the conveying direction of the conveying mechanism 20, and are used to tension the conveying belt 21. The length may be longer. In order to make the belt better tension, a plurality of tension rollers 25 can be pivotally connected to the conveyor frame. The multiple tension rollers 25 can be in rolling contact with the middle horizontal section of the conveyor belt Tension, so that the tension effect of the conveyor belt 21 is better.

For those skilled in the art, various other corresponding changes and deformations can be made according to the technical solutions and concepts described above, and all these changes and deformations should fall within the protection scope of the claims of the present invention.

Claims (9)

1. a paint spraying device with a cleaning and recycling system is characterized in that, comprising a paint spraying room, a conveying mechanism and a cleaning and recycling system, the conveying mechanism is used for conveying the workpiece to the painting room for painting operation, and the cleaning and recycling system is located in the conveying mechanism. conveying end; the cleaning and recycling system is used for scraping the residual paint at the conveying end of the conveying mechanism for recycling; the cleaning and recycling system includes a first scraper assembly, and the first scraper assembly includes a first mounting frame, a second A cleaning roller, a first scraper and a first collecting tank, the first mounting frame is provided with a first water tank, the first cleaning roller is pivotally connected in the first water tank; the first cleaning roller is used for connecting with the conveying mechanism The first scraper is fixed on one side of the first cleaning roller and is in contact with the first cleaning roller; the first collecting trough is fixed on the first mounting frame and is located on one side of the first water tank ; The first collecting trough is used to receive the residual paint scraped by the first scraper. 2 . The paint spraying device with a cleaning and recycling system according to claim 1 , wherein the first collecting trough is provided with a guiding inclined surface, and one end of the guiding inclined surface is connected to the first scraper and the first cleaning blade. 3 . The junction of the rollers; the other end of the guiding slope gradually slopes away from the first cleaning roller from top to bottom. 3. The paint spraying device with a cleaning and recycling system according to claim 1, wherein a first cleaning cloth is provided on the surface of the first cleaning roller. 4. The paint spraying device with a cleaning and recovery system according to claim 1, wherein the first scraper assembly further comprises a first recovery roller and a second scraper, and the first recovery roller is used for connecting with the bottom of the conveying mechanism. The end face is in contact to recover the water stains of the conveying mechanism; the second scraper is fixed on one side of the first recovery roller and is in contact with the first recovery roller. 5. The paint spraying device with a cleaning and recycling system according to any one of claims 1-3, wherein the conveying mechanism comprises a conveying frame, a conveying belt, two conveying rollers and a conveying motor, the two conveying The rollers are pivotally connected to both ends of the conveying frame; the conveying belt is wound around the two conveying rollers; the rotating shaft of the conveying motor is synchronously connected with one of the conveying rollers; the conveying belt is wound around the part of one of the conveying rollers The conveying end is formed as the conveying end of the conveying mechanism; the portion of the conveying belt wound around another conveying roller is formed as the starting end of the conveying mechanism. 6. The paint spraying device with a cleaning and recycling system according to claim 5, wherein the cleaning and recycling system further comprises a second scraper assembly, the second scraper assembly comprising a second mounting frame, a second cleaning roller, and The second collecting trough, the second installation is erected below the conveying frame; the second installation frame is provided with a second water tank; the second cleaning roller is pivotally connected in the second water tank; the second cleaning roller is used for The bottom end surface of the conveyor belt is in contact; the second collecting trough is fixed on the conveyor frame and is used for receiving the residual paint scraped by the third scraper; the outer surface of the second cleaning roller is provided with a second cleaning cloth. 7. The paint spraying device with a cleaning and recycling system according to claim 6, wherein the second scraper assembly further comprises a second recovery roller and a third scraper, the second recovery roller is pivotally connected in the water tank, and is used for The third scraper is fixed on one side of the second recovery roller and used for contacting with the second recovery roller. 8 . The paint spraying device with a cleaning and recycling system according to claim 6 , wherein a driving mechanism is provided below the conveying frame, and the driving mechanism is used to drive the second mounting frame to move in a pushing direction; The pushing direction is perpendicular to the conveying direction of the conveying mechanism; the driving mechanism is used to drive the second mounting frame to move along the height direction of the conveying frame. 9 . The paint spraying device with a cleaning and recycling system according to claim 5 , wherein a conveying roller driving mechanism is provided on the conveying frame, and the conveying roller driving mechanism is used to drive one of the conveying rollers along the conveying direction of the conveying mechanism. 10 . sports.

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