Multi-color spraying device

Abstract

A multi-color spraying device comprises a conveying assembly and a spraying machine located above the conveying assembly, the conveying assembly comprises a rack, a conveying shaft is arranged on the rack, a motor is fixedly connected to the right end of the rack, a liquid groove is formed in the middle of the rack, the spraying machine comprises a machine shell, a visual cabinet door assembly is arranged on the front side face of the machine shell, and the visual cabinet door assembly is arranged on the front side face of the machine shell. A spraying mechanism is arranged in the machine shell and is divided into a first spraying mechanism and a second spraying mechanism, liquid box assemblies are arranged on the left side face and the right side face of the machine shell and are divided into a first liquid box and a second liquid box, and a circulating water curtain assembly is arranged on the inner side of the rear end of the machine shell. Excessive heat and harmful gas generated in the spraying process can be effectively absorbed, the working environment is improved, an operator can visually see the working state in the spraying machine, monitoring and adjusting are convenient, the first liquid box and the second liquid box can store different spraying liquids, various spraying requirements are met, and the overall spraying efficiency is higher.

Description

Technical Field

[0001] This utility model relates to the field of spraying technology, specifically to a multi-color spraying device. Background Technology

[0002] A spraying device is a specialized equipment that uses compressed air to atomize paint, varnish, or other liquid materials into fine droplets, which are then uniformly sprayed onto the surface of an object under the influence of the airflow. It is widely used in various fields such as industrial manufacturing, construction, automobiles, and furniture, improving coating efficiency and coating quality. The working principle of a spraying machine mainly relies on atomizing the paint and spraying it through nozzles to form a uniform coating.

[0003] Existing spraying equipment makes it difficult for operators to intuitively monitor the internal working status of the spraying machine, adjust spraying parameters in real time, store multiple spraying liquids simultaneously, and require frequent liquid changes, which affects spraying efficiency. Furthermore, the heat generated during the spraying process cannot be dissipated in time, affecting the performance and service life of the equipment. Summary of the Invention

[0004] To address the aforementioned problems, this utility model provides a multi-color spraying device:

[0005] A multi-color spraying device includes a transmission assembly and a spraying machine located above the transmission assembly. The transmission assembly includes a frame with a transmission shaft mounted on it. A motor is fixedly connected to the right end of the frame. A liquid tank is located in the middle of the frame. The spraying machine includes a housing with a viewing door assembly on its front side. A spraying mechanism is located inside the housing, divided into a first spraying mechanism and a second spraying mechanism. The first spraying mechanism is located at the left end of the housing, and the second spraying mechanism is located at the right end of the housing. Liquid tank assemblies are located on the left and right sides of the housing. The assembly consists of a first liquid tank and a second liquid tank. The first liquid tank is located on the left side of the casing, and the second liquid tank is located on the right side of the casing. The first liquid tank is connected to the first spraying mechanism, and the second liquid tank is connected to the second spraying mechanism. A circulating water curtain assembly is provided on the inner rear side of the casing, which can effectively absorb excess heat and harmful gases generated during the spraying process, improve the working environment, and allow the operator to intuitively see the working status inside the spraying machine for easy monitoring and adjustment. The first and second liquid tanks can store different spraying liquids to meet various spraying needs, resulting in higher overall spraying efficiency.

[0006] Preferably, the visual cabinet door assembly includes a visual cabinet door, the connection between the visual cabinet door and the housing is provided with sealing silicone, the front side of the visual cabinet door is provided with a handle, and the left and right ends of the visual cabinet door are provided with hinges, which have excellent visibility, convenient operation and good sealing performance, so that the visual cabinet door can be opened flexibly.

[0007] Preferably, the spraying mechanism includes a movable frame device, which is divided into a first movable frame and a second movable frame. The first movable frame is located at the left end inside the machine housing, and the second movable frame is located at the right end inside the machine housing. Spray nozzle assemblies are respectively provided at the bottom ends of the first movable frame and the second movable frame, which makes the spraying more flexible and efficient, can cover a wider spraying range, and improves production efficiency.

[0008] Preferably, the moving frame device includes a guide shaft device and a drive device. The guide shaft device is located on the inner side of the left and right ends of the machine housing, and the drive device is fixedly connected to the inner side of the rear end of the machine housing. The front end of the drive device is fixedly connected to the guide shaft device, which ensures the precise movement and stable operation of the spraying mechanism and further improves the uniformity and efficiency of spraying.

[0009] Preferably, the guide shaft device includes a guide rail, a slider, and an optical axis. The guide rail is fixedly connected to the left and right ends of the inner side of the machine housing. The slider is connected to the guide rail, and a fixing block is fixedly connected to the end of the slider away from the guide rail. The optical axis is fixedly connected to the inner side of the machine housing, and a linear bearing is provided on the optical axis. The linear bearing is connected to the fixing block, and a connecting column is fixedly connected to the bottom surface of the fixing block. This enhances the stability of the overall structure and improves the performance of the spraying mechanism.

[0010] Preferably, the driving device includes a mounting bracket, which is respectively located at the left and right ends of the rear side inside the housing. A hydraulic cylinder is fixedly connected to the mounting bracket, and a push rod is provided at the front end of the hydraulic cylinder. The front end of the push rod is fixedly connected to a fixed block, which improves the motion control accuracy and efficiency of the spraying mechanism.

[0011] Preferably, the mounting bracket includes an outer corner piece, on which a fixing bolt and a fixing nut are provided. The fixing bolt passes through the housing, and both ends of the fixing bolt are threadedly connected to the fixing nut. An arc-shaped support is fixedly connected to the top surface of the outer corner piece, which improves the stability and reliability of the drive device.

[0012] Preferably, the nozzle assembly includes a fixing plate, which is fixedly connected to the bottom surface of the connecting column. A triangular plate is fixedly connected to the bottom surface of the fixing plate, and a nozzle is provided on the triangular plate. A conveying block is provided on the nozzle, and an air supply pipe is provided at the front end of the conveying block. A cylinder is connected to the other end of the air supply pipe and is fixedly connected to the connecting column. A liquid supply pipe is provided at the rear end of the conveying block, and the other end of the liquid supply pipe is connected to the liquid tank assembly, providing a stable support and installation foundation for the nozzle and ensuring the stability and accuracy of the nozzle during operation.

[0013] Preferably, the upper surface of the liquid tank assembly is provided with an external threaded tube, and a sealing nut is provided on the external threaded tube. The external threaded tube is used to inject the sprayed liquid, which improves the practicality and convenience of the liquid tank assembly and prevents liquid leakage.

[0014] Preferably, the circulating water curtain assembly includes an output pipe located at the bottom of the rear side of the frame. A gate valve is provided at the end of the output pipe, and a water pump is provided at the end of the gate valve away from the output pipe. A filter is provided above the water pump, and a water supply pipe is fixedly connected to the filter. A water pipe is fixedly connected to the water supply pipe, and the water pipe passes through the machine casing. A water curtain pipe is fixedly connected at the end of the water pipe that passes through the machine casing. Several water inlets are provided on the bottom surface of the water curtain pipe, and several drainage channels are provided below the water curtain pipe. The drainage channels are located at the connection between the frame and the machine casing, which can effectively absorb excess heat and harmful gases generated during the spraying process, improve the working environment, and facilitate cleaning and maintenance.

[0015] The beneficial effects of this utility model are:

[0016] 1. The design of the visible cabinet door component allows for a direct view of the working status inside the sprayer, facilitating monitoring and adjustment, ensuring the sprayer's sealing during operation, preventing liquid leakage, and facilitating maintenance; the design of the circulating water curtain component effectively absorbs excess heat and harmful gases generated during the spraying process, improving the working environment and facilitating cleaning and maintenance.

[0017] 2. The design of the spraying mechanism allows it to move left and right inside the casing, covering a wider spraying range. The first and second spraying mechanisms can be flexibly adjusted according to the object to be sprayed, improving spraying efficiency. The design of the liquid tank allows the first and second liquid tanks to store different spraying liquids, meeting the needs of multi-color spraying and effectively preventing liquid leakage. Attached Figure Description

[0018] Figure 1 It is a structural diagram of the utility model;

[0019] Figure 2 It is a rear view of the utility model;

[0020] Figure 3 This is a front view of the present invention;

[0021] Figure 4 This is a cross-sectional view of the present invention;

[0022] Figure 5 This is a schematic diagram of the structure of the spraying machine of this utility model;

[0023] Figure 6 This is a schematic diagram of the spraying mechanism of this utility model;

[0024] Figure 7 This is a schematic diagram of the structure of the mobile frame device of this utility model;

[0025] Figure 8 This is a schematic diagram of the mounting bracket of this utility model;

[0026] Figure 9 This is a schematic diagram of the nozzle assembly of this utility model;

[0027] Figure 10 This is a schematic diagram of the structure of the circulating water curtain assembly of this utility model;

[0028] Figure 11 This is a schematic diagram of the structure of the water curtain pipe of this utility model.

[0029] Reference numerals: 1. Transmission assembly; 101. Frame; 111. Liquid tank; 102. Transmission shaft; 103. Motor; 2. Sprayer; 3. Housing; 301. Drainage channel; 4. Viewing cabinet door assembly; 401. Viewing cabinet door; 402. Handle; 403. Sealing silicone; 404. Hinge; 5. Spraying mechanism; 501. First spraying mechanism; 502. Second spraying mechanism; 6. Moving frame device; 601. First moving frame; 602. Second moving frame; 603. Guide shaft device; 631. Guide rail; 632. Slider; 633. Optical axis; 634. Linear bearing; 635. Fixing block; 636. Connecting column; 604. Drive device; 641. Hydraulic cylinder; 642. Push rod; 643. Mounting bracket; 6431. Arc-shaped bracket; 6432. External corner piece; 6433. Fixing bolt; 6434. Fixing nut; 7. Nozzle assembly; 701. Fixing plate; 702. Triangular plate; 703. Nozzle; 731. Conveying block; 704. Cylinder; 705. Air supply pipe; 706. Liquid supply pipe; 8. Liquid tank assembly; 801. First liquid tank; 802. Second liquid tank; 803. External threaded pipe; 804. Sealing nut; 9. Circulating water curtain assembly; 901. Output pipe; 902. Gate valve; 903. Water pump; 904. Filter; 905. Water supply pipe; 906. Water pipe; 907. Water curtain pipe; 908. Water inlet. Detailed Implementation

[0030] The following is in conjunction with the appendix Figure 1-11 The present invention will be further described below.

[0031] like Figure 1-4As shown: This embodiment discloses a multi-color spraying device, including a transmission assembly 1 and a spraying machine 2 located above the transmission assembly 1. The transmission assembly 1 includes a frame 101, on which a transmission shaft 102 is mounted. A motor 103 is fixedly connected to the right end of the frame 101. A liquid tank 111 is located in the middle of the frame 101. The spraying machine 2 includes a housing 3, with a viewing cabinet door assembly 4 on the front side. A spraying mechanism 5 is located inside the housing 3. The spraying mechanism 5 is divided into a first spraying mechanism 501 and a second spraying mechanism 502. The first spraying mechanism 501 is located at the left end inside the housing 3, and the second spraying mechanism 502... 2 is located at the right end inside the housing 3. Liquid tank assemblies 8 are provided on the left and right sides of the housing 3. The liquid tank assembly 8 is divided into a first liquid tank 801 and a second liquid tank 802. The first liquid tank 801 is located on the left side of the housing 3, and the second liquid tank 802 is located on the right side of the housing 3. The first liquid tank 801 is connected to the first spraying mechanism 501, and the second liquid tank 802 is connected to the second spraying mechanism 502. The upper surface of the liquid tank assembly 8 is provided with an external threaded tube 803, and a sealing nut 804 is provided on the external threaded tube 803. The external threaded tube 803 is used to inject the spraying liquid. A circulating water curtain assembly 9 is provided on the inner side of the rear end of the housing 3.

[0032] like Figure 3 As shown: The visible cabinet door assembly 4 includes a visible cabinet door 401. A sealing silicone 403 is provided at the connection between the visible cabinet door 401 and the housing 3. A handle 402 is provided on the front side of the visible cabinet door 401. Hinges 404 are provided at both ends of the visible cabinet door 401.

[0033] like Figure 4-5 As shown: The spraying mechanism 5 includes a movable frame device 6, which is divided into a first movable frame 601 and a second movable frame 602. The first movable frame 601 is located at the left end inside the housing 3, and the second movable frame 602 is located at the right end inside the housing 3. Spray nozzle assemblies 7 are respectively provided at the bottom ends of the first movable frame 601 and the second movable frame 602.

[0034] like Figure 5-7As shown: The movable frame device 6 includes a guide shaft device 603 and a drive device 604. The guide shaft device 603 includes a guide rail 631, a slider 632, and an optical axis 633. The guide rail 631 is fixedly connected to the left and right ends of the inner side of the housing 3. The slider 632 is connected to the guide rail 631. A fixing block 635 is fixedly connected to the end of the slider 632 away from the guide rail 631. The optical axis 633 is fixedly connected to the inner side of the housing 3. A linear bearing 634 is provided on the optical axis 633. The linear bearing 634 is connected to the fixing block 635. The connection includes a connecting column 636 fixedly connected to the bottom surface of the fixing block 635, a guide shaft device 603 located on the inner sides of the left and right ends of the housing 3, and a driving device 604 fixedly connected to the inner rear end of the housing 3. The driving device 604 includes a mounting bracket 643, which is located on the left and right ends of the rear side inside the housing 3. A hydraulic cylinder 641 is fixedly connected to the mounting bracket 643, and a push rod 642 is provided at the front end of the hydraulic cylinder 641. The front end of the push rod 642 is fixedly connected to the fixing block 635.

[0035] like Figure 8 As shown: The mounting bracket 643 includes an outer corner piece 6432, on which a fixing bolt 6433 and a fixing nut 6434 are provided. The fixing bolt 6433 passes through the housing 3, and the two ends of the fixing bolt 6433 are threadedly connected to the fixing nut 6434. An arc-shaped support 6431 is fixedly connected to the top surface of the outer corner piece 6432.

[0036] like Figure 5-6 and Figure 9 As shown: The nozzle assembly 7 includes a fixing plate 701, which is fixedly connected to the bottom surface of the connecting column 636. A triangular plate 702 is fixedly connected to the bottom surface of the fixing plate 701. A nozzle 703 is provided on the triangular plate 702. A conveying block 731 is provided on the nozzle 703. An air supply pipe 705 is provided at the front end of the conveying block 731. A cylinder 704 is connected to the other end of the air supply pipe 705. The cylinder 704 is fixedly connected to the connecting column 636. A liquid supply pipe 706 is provided at the rear end of the conveying block 731. The other end of the liquid supply pipe 706 is connected to the liquid tank assembly 8.

[0037] like Figure 10-11As shown: The circulating water curtain assembly 9 includes an output pipe 901, which is located at the bottom of the rear side of the frame 101. A gate valve 902 is provided at the end of the output pipe 901. A water pump 903 is provided at the end of the gate valve 902 away from the output pipe 901. A filter 904 is provided above the water pump 903. A water supply pipe 905 is fixedly connected to the filter 904. A water pipe 906 is fixedly connected to the water supply pipe 905. The water pipe 906 passes through the housing 3. A water curtain pipe 907 is fixedly connected at one end of the water pipe 906 passing through the housing 3. A plurality of water inlets 908 are provided on the bottom surface of the water curtain pipe 907. A plurality of diversion channels 301 are provided below the water curtain pipe 907. The diversion channels 301 are located at the connection between the frame 101 and the housing 3.

[0038] In use of this invention: A suitable amount of water is injected into the liquid tank 111. The sealing caps 804 on the top surfaces of the first liquid tank 801 and the second liquid tank 802 are opened. Different spraying liquids are injected into the first liquid tank 801 and the second liquid tank 802 respectively through the external threaded pipe 803. The material to be sprayed is placed on the transmission assembly 1. The motor 103 is started. When the material is transferred to the spraying machine 2, the hydraulic cylinder 641 is activated. The hydraulic cylinder 641 causes the push rod 642 to reciprocate. The push rod 642 drives the fixed block 635 to move. The fixed block 635 achieves higher motion accuracy through the guide rail 631 and the slider 632, the optical axis 633, and the linear bearing 634. The rear cylinder 704 and the nozzle assembly 7 are started. The liquid delivery pipe 706 transfers the spraying liquid in the liquid tank assembly 8 to the nozzle 703. The nozzle 703 sprays the material. Then the circulating water curtain assembly 9 starts to operate. The water in the liquid tank 111 is transferred to the filter 904 by the water pump 903 to filter the water with the spraying liquid attached. The filtered water is transferred from the water delivery pipe 905 to the water pipe 906. The water pipe 906 transfers the filtered water to the water curtain pipe 907. The water is output from the water outlet 908 on the bottom of the water curtain pipe 907 to absorb the excess spraying liquid generated during the spraying process. Then it flows from the diversion channel 301 into the liquid tank 111 for circulation.

[0039] Obviously, the above embodiments of this utility model are merely illustrative examples and not intended to limit the implementation of this utility model. Those skilled in the art can make other variations or modifications based on the above description. It is neither necessary nor possible to exhaustively list all possible implementations. However, these obvious variations or modifications derived from the essential spirit of this utility model still fall within the protection scope of this utility model.

Claims

1. A multi-color spraying apparatus, comprising a conveying assembly (1) and a spraying machine (2) located above the conveying assembly (1), characterized in that: The transmission component (1) includes a frame (101), on which a transmission shaft (102) is provided. A motor (103) is fixedly connected to the right end of the frame (101). A liquid tank (111) is provided in the middle of the frame (101). The spraying machine (2) includes a housing (3). A visible cabinet door assembly (4) is provided on the front side of the housing (3). A spraying mechanism (5) is provided inside the housing (3). The spraying mechanism (5) is divided into a first spraying mechanism (501) and a second spraying mechanism (502). The first spraying mechanism (501) is located at the left end inside the housing (3). The second spraying mechanism (502) is located at the right end inside the housing (3). Liquid tank assemblies (8) are provided on the left and right sides of the housing (3). The liquid tank assembly (8) is divided into a first liquid tank (801) and a second liquid tank (802). The first liquid tank (801) is located on the left side of the housing (3), and the second liquid tank (802) is located on the right side of the housing (3). The first liquid tank (801) is connected to the first spraying mechanism (501), and the second liquid tank (802) is connected to the second spraying mechanism (502). A circulating water curtain assembly (9) is provided on the inner side of the rear end of the housing (3).

2. The multi-color spraying device according to claim 1, characterized in that: The visual cabinet door assembly (4) includes a visual cabinet door (401), a sealing silicone (403) is provided at the connection between the visual cabinet door (401) and the housing (3), a handle (402) is provided on the front side of the visual cabinet door (401), and hinges (404) are provided at the left and right ends of the visual cabinet door (401).

3. The multi-color spraying device according to claim 1, characterized in that: The spraying mechanism (5) includes a moving frame device (6), which is divided into a first moving frame (601) and a second moving frame (602). The first moving frame (601) is located at the left end inside the housing (3), and the second moving frame (602) is located at the right end inside the housing (3). The bottom ends of the first moving frame (601) and the second moving frame (602) are respectively provided with spray head assemblies (7).

4. A multi-color spraying device according to claim 3, characterized in that: The mobile frame device (6) includes a guide shaft device (603) and a drive device (604). The guide shaft device (603) is located on the inner side of the left and right ends of the housing (3). The drive device (604) is fixedly connected to the inner side of the rear end of the housing (3). The front end of the drive device (604) is fixedly connected to the guide shaft device (603).

5. A multi-color spraying device according to claim 4, characterized in that: The guide shaft device (603) includes a guide rail (631), a slider (632), and an optical axis (633). The guide rail (631) is fixedly connected to the left and right ends of the inner side of the housing (3). The slider (632) is connected to the guide rail (631). A fixing block (635) is fixedly connected to the end of the slider (632) away from the guide rail (631). The optical axis (633) is fixedly connected to the inner side of the housing (3). A linear bearing (634) is provided on the optical axis (633). The linear bearing (634) is connected to the fixing block (635). A connecting column (636) is fixedly connected to the bottom surface of the fixing block (635).

6. A multi-color spraying device according to claim 4, characterized in that: The drive device (604) includes a mounting bracket (643), which is located at the left and right ends of the rear side inside the housing (3). A hydraulic cylinder (641) is fixedly connected to the mounting bracket (643), and a push rod (642) is provided at the front end of the hydraulic cylinder (641). The front end of the push rod (642) is fixedly connected to the fixing block (635).

7. A multi-color spraying device according to claim 6, characterized in that: The mounting bracket (643) includes an outer corner piece (6432), on which a fixing bolt (6433) and a fixing nut (6434) are provided. The fixing bolt (6433) passes through the housing (3), and the two ends of the fixing bolt (6433) are threadedly connected to the fixing nut (6434). An arc-shaped bracket (6431) is fixedly connected to the top surface of the outer corner piece (6432).

8. A multi-color spraying device according to claim 3, characterized in that: The nozzle assembly (7) includes a fixing plate (701), which is fixedly connected to the bottom surface of the connecting column (636). A triangular plate (702) is fixedly connected to the bottom surface of the fixing plate (701). A nozzle (703) is provided on the triangular plate (702). A conveying block (731) is provided on the nozzle (703). An air supply pipe (705) is provided at the front end of the conveying block (731). A cylinder (704) is connected to the other end of the air supply pipe (705). The cylinder (704) is fixedly connected to the connecting column (636). A liquid supply pipe (706) is provided at the rear end of the conveying block (731). The other end of the liquid supply pipe (706) is connected to the liquid tank assembly (8).

9. A multi-color spraying device according to claim 1, characterized in that: The liquid tank assembly (8) has an external threaded tube (803) on its upper surface, and a sealing nut (804) is provided on the external threaded tube (803). The external threaded tube (803) is used to inject the sprayed liquid.

10. A multi-color spraying device according to claim 1, characterized in that: The circulating water curtain assembly (9) includes an output pipe (901), which is located at the bottom of the rear side of the frame (101). A gate valve (902) is provided at the end of the output pipe (901). A water pump (903) is provided at the end of the gate valve (902) away from the output pipe (901). A filter (904) is provided above the water pump (903). A water supply pipe (905) is fixedly connected to the filter (904). A water pipe (906) is fixedly connected to the water supply pipe (905). The water pipe (906) passes through the housing (3). A water curtain pipe (907) is fixedly connected at one end of the water pipe (906) that passes through the housing (3). A plurality of water inlets (908) are provided on the bottom surface of the water curtain pipe (907). A plurality of diversion channels (301) are provided below the water curtain pipe (907). The diversion channels (301) are located at the connection between the frame (101) and the housing (3).

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