Spraying device with automatic cleaning function

Abstract

The spraying device with the automatic cleaning function comprises a fixing frame, a conveying device is arranged on the inner bottom side of the fixing frame, two connecting blocks are fixedly connected to the inner upper side of the fixing frame, a driving motor is fixedly connected to one side of one connecting block, and the output end of the driving motor is fixedly connected with a first screw rod; the first screw is in threaded connection with a first sliding block, the first sliding block is rotationally connected with a second screw, the second screw is in threaded connection with a second sliding block, the bottom end of the second sliding block is fixedly connected with a paint atomizer, the paint atomizer is connected with a high-voltage electric box through a wire, and the high-voltage electric box is located on one side of the upper end of the fixing frame. The spray head capable of moving along the X axis and the Y axis is installed in the fixing frame and used for spraying paint, the spray head is moved to the atomizing spray head to make contact with a paint surface cleaning agent, the rotating sponge block is matched for cleaning, and therefore the problem that the spray head is blocked due to the fact that dust and scattered paint mist are prone to adhering to the spray head is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrostatic spraying, in particular to a spraying device with an automatic cleaning function. Background Art

[0002] Electrostatic spray painting is a spraying method that uses a high-voltage electrostatic field to make negatively charged paint particles move in the opposite direction of the electric field and adsorb the paint particles on the surface of the workpiece. It is usually composed of a spray gun, a spray cup, and an electrostatic spray high-voltage power supply.

[0003] According to the Chinese patent publication number CN217120622U, "a new type of paint spraying device with surface cleaning function", it mainly describes that by setting a magnet, an electromagnet, a sliding rod, a sliding sleeve, a spring, an object to be sprayed and a movable plate, when it is necessary to spray the object to be sprayed, the driving mechanism is controlled to rotate, so that the driving mechanism drives the object to be sprayed to rotate through the rotating mechanism, and the electromagnet is controlled to stop working, so that the cleaning plate moves downward under the action of the spring force, so that the cleaning plate contacts the object to be sprayed. Because the size of the cleaning plate is larger than the object to be sprayed, the dirt on the surface of the object to be sprayed can be quickly cleaned up under the action of the cleaning plate, thereby improving the cleanliness of the object to be sprayed, so that the staff can conveniently spray the object to be sprayed. In this process, the paint sprayed from the spray gun will produce floccules, which will cause dust and spilled paint mist to easily stick to each other, resulting in clogging of the nozzle.

[0004] Therefore, a spraying device with an automatic cleaning function is proposed to solve the problem that during this process, the paint sprayed through the spray gun will produce floccules, causing dust and scattered paint mist to easily stick together and cause the nozzle to be blocked. Utility Model Content

[0005] The technical problem to be solved by the utility model is that during this process, the paint sprayed from the spray gun will produce floccules, which will cause dust and scattered paint mist to easily stick together, resulting in the problem of nozzle clogging. Therefore, a spraying device with automatic cleaning function is proposed.

[0006] The technical solution adopted by the utility model to solve the technical problem is: a spraying device with automatic cleaning function, comprising a fixed frame, a conveying device is arranged on the bottom side of the fixed frame, and two connecting blocks are fixedly connected to the upper side of the fixed frame, one of the connecting blocks is fixedly connected to a driving motor on one side, and the output end of the driving motor is fixedly connected to a first screw, a first slider is threadedly connected to the first screw, a second screw is rotatably connected to the first slider, a second slider is threadedly connected to the second screw, a paint atomizer is fixedly connected to the bottom end of the second slider, the paint atomizer is connected to a high-voltage electric box through a wire, and the high-voltage electric box is located on one side of the upper end of the fixed frame, the other connecting block is hollow and an air pump is fixedly connected to one side of the connecting block, an atomizing nozzle is fixedly connected to one side of the connecting block, one of the bottom end of the connecting block is fixedly connected to the driving motor on one side, and the output end of the driving motor is fixedly connected to a rotating shaft, a rotating disk is integrally formed with the upper end of the rotating shaft by casting, and a sponge block is arranged on the upper side of the rotating disk.

[0007] As a preferred technical solution of the utility model, the upper end of the rotating disk is in contact with a cushion block and a sponge block is fixedly connected to the upper side of the cushion block. By arranging the cushion block in conjunction with the sponge block, the nozzle can be cleaned.

[0008] As a preferred technical solution of the utility model, first spring rods are inserted into the four sides of the rotating disk that are far away from each other, and a connecting plate is sleeved on the movable end of the first spring rod. The connecting plate is fixedly connected to the four sides of the bottom end of the cushion block. By arranging the first spring rod and the connecting plate, the sponge block can be easily disassembled and replaced.

[0009] As a preferred technical solution of the utility model, a first groove is opened on the other connecting block, and the connecting block is rotatably connected with a sealing plate in the first groove. By setting the first groove and the sealing plate, it is convenient to add paint cleaner into the connecting block.

[0010] As a preferred technical solution of the utility model, one side of the sealing plate contacts with a second spring rod, and the second spring rod is fixedly connected to another connecting block. By arranging the second spring rod to cooperate with the sealing plate, the connecting block can be in a closed state.

[0011] The utility model has the following advantages: a nozzle movable in the XY axis is installed in a fixed frame for spraying paint, and the nozzle is moved to the atomizing nozzle to contact the paint surface cleaner, and the cleaning is carried out by a rotating sponge block, thereby solving the problem that dust and spilled paint mist are easy to stick to the nozzle and cause nozzle clogging. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a side cross-sectional structural schematic diagram of a spray device with automatic cleaning function in a preferred embodiment of the utility model;

[0013] Figure 2 It is a three-dimensional structural schematic diagram of a spray device with automatic cleaning function in a preferred embodiment of the utility model;

[0014] Figure 3 It is a schematic diagram of the three-dimensional structure of a connection block of a spray device with an automatic cleaning function in a preferred embodiment of the utility model.

[0015] Explanation of the accompanying drawings: 1. Fixed frame; 2. Conveying device; 3. Connecting block; 4. First screw; 5. First slider; 6. Second screw; 7. Second slider; 8. Paint atomizer; 9. Air pump; 10. Atomizing nozzle; 11. Rotating shaft; 12. Rotating disk; 13. Pad; 14. Sponge block; 15. First spring rod; 16. Connecting plate; 17. First groove; 18. Closing plate; 19. Second spring rod. DETAILED DESCRIPTION

[0016] The utility model will be further described below in conjunction with the accompanying drawings.

[0017] Please refer to Figure 1-3The spraying device with automatic cleaning function shown in the figure comprises a fixed frame 1, a conveying device 2 is arranged on the bottom side of the fixed frame 1, the conveying device 2 comprises a conveyor belt for conveying a plate for spraying, the plate is positively charged, two connecting blocks 3 are fixedly connected to the upper side of the fixed frame 1, one side of the connecting block 3 is fixedly connected to a driving motor and the output end of the driving motor is fixedly connected to a first screw 4, a first slider 5 is threadedly connected to the first screw 4, the first screw 4 drives the first slider 5 to move along the Y axis, a second screw 6 is rotatably connected to the first slider 5, a second slider 7 is threadedly connected to the second screw 6, the second screw 6 drives the second slider 7 to move along the X axis, auxiliary rods are arranged on the first screw 4 and the second screw 6, a paint atomizer 8 is fixedly connected to the bottom end of the second slider 7, the paint atomizer 8 is consistent with the spray gun, the paint atomizer 8 is connected to the high-voltage electric box through a wire, and the high-voltage electric box is located at On one side of the upper end of the fixed frame 1, the high-voltage electrical box generates electricity so that the atomized paint is negatively charged under the high-voltage DC electric field, and is sprayed and adsorbed on the plate. The other connecting block 3 is hollow and an air pump 9 is fixedly connected to one side of the connecting block 3. The paint surface cleaner is filled in the other connecting block 3, and an atomizing nozzle 10 is fixedly connected to one side of the connecting block 3. The air intake of the air pump 9 increases the pressure in the other connecting block 3, and squeezes the cleaner to be sprayed from the atomizing nozzle 10 to moisten the painted surface of the paint atomizer 8. Then the paint atomizer 8 moves to one side of the sponge block 14 and contacts with the sponge block 14. The sponge block 14 is driven by a driving motor to rotate and clean the paint atomizer 8. A driving motor is fixedly connected to one side of the bottom end of one of the connecting blocks 3, and the output end of the driving motor is fixedly connected to a rotating shaft 11. The upper end of the rotating shaft 11 is integrally formed with a rotating disk 12 by casting, and a sponge block 14 is arranged on the upper side of the rotating disk 12.

[0018] The sponge block 14 is fixedly connected to the upper side of the cushion block 13 , and the cushion block 13 contacts the upper end of the rotating disk 12 . By arranging the sponge block 14 and the cushion block 13 , the cushion block 13 and the sponge block 14 can be driven to rotate.

[0019] Among them, the four sides of the bottom end of the cushion block 13 are fixedly connected to the connecting plate 16, the connecting plate 16 is sleeved with the first spring rod 15, and the first spring rod 15 is inserted into the rotating disk 12. By setting the first spring rod 15 to limit the cushion block 13 and the sponge block 14, it can be easily disassembled and replaced.

[0020] The sealing plate 18 is rotatably connected to the connecting block 3 , and the sealing plate 18 is located in the first groove 17 , and the first groove 17 is located on another connecting block 3 . By providing a detachable sealing plate 18 , it is convenient to add the paint surface cleaner.

[0021] Among them, the second spring rod 19 is fixedly connected to the other connecting block 3, and the second spring rod 19 contacts one side of the sealing plate 18. By setting the second spring rod 19, the sealing plate 18 can be limited to facilitate the internal sealing of the other connecting block 3.

[0022] Working principle: fill the paint cleaner into another connecting block 3, first discharge the high-voltage electric box to make the paint sprayed by the paint atomizer 8 negatively charged, connect the power supply to the plate to be sprayed to make it positively charged, and drive the first slider 5 and the second slider 7 to move and perform spraying through the first screw 4 and the second screw 6. After the spraying is completed, turn off the power connection, and move the paint atomizer 8 to another connecting block 3 and correspond to the atomizing nozzle 10, then start the air pump 9 to make the atomizing nozzle 10 spray out the paint cleaner and fully wet the paint atomizer 8, then move the paint atomizer 8 to one side of the sponge block 14, start the drive motor to drive the rotating disk 12 and the pad 13 to rotate, and make the sponge block 14 rotate to clean the paint atomizer 8, so as to solve the problem that dust and spilled paint mist are easy to stick to the nozzle and cause nozzle clogging.

[0023] The above are only preferred implementations of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

[0024] Other parts of the present invention not described in detail belong to the prior art and will not be described in detail here.

[0025] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A spraying device with an automatic cleaning function, comprising a fixed frame (1), wherein a conveying device (2) is arranged on the bottom inner side of the fixed frame (1), characterized in that: Two connecting blocks (3) are fixedly connected to the upper inner side of the fixing frame (1), one side of one of the connecting blocks (3) is fixedly connected to a driving motor and the output end of the driving motor is fixedly connected to a first screw rod (4), a first slider (5) is threadedly connected to the first screw rod (4), a second screw rod (6) is rotatably connected to the first slider (5), a second slider (7) is threadedly connected to the second screw rod (6), a paint atomizer (8) is fixedly connected to the bottom end of the second slider (7), and the paint atomizer (8) is connected to the paint atomizer (8) via a wire. A high-voltage electric box is connected and the high-voltage electric box is located on one side of the upper end of the fixed frame (1); another connecting block (3) is hollow inside and an air pump (9) is fixedly connected to one side of the connecting block (3); an atomizing nozzle (10) is fixedly connected to one side of the connecting block (3); a driving motor is fixedly connected to one side of the bottom end of one of the connecting blocks (3) and a rotating shaft (11) is fixedly connected to the output end of the driving motor; a rotating disk (12) is integrally formed at the upper end of the rotating shaft (11) by casting, and a sponge block (14) is arranged on the upper side of the rotating disk (12).

2. A spraying device with automatic cleaning function as claimed in claim 1, characterized in that: The upper end of the rotating disk (12) contacts a cushion block (13), and a sponge block (14) is fixedly connected to the upper side of the cushion block (13).

3. A spraying device with automatic cleaning function as claimed in claim 2, characterized in that: The four sides of the rotating disk (12) that are away from each other are all plugged with first spring rods (15), the movable end of the first spring rod (15) is sleeved with a connecting plate (16), and the connecting plate (16) is fixedly connected to the four sides of the bottom end of the cushion block (13).

4. A spraying device with automatic cleaning function as claimed in claim 3, characterized in that: A first groove (17) is formed on the other connecting block (3), and the connecting block (3) is located in the first groove (17) and is rotatably connected to a sealing plate (18).

5. A spraying device with automatic cleaning function as claimed in claim 4, characterized in that: One side of the sealing plate (18) contacts a second spring rod (19), and the second spring rod (19) is fixedly connected to another connecting block (3).

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