Paint spraying dust collection equipment

Abstract

The utility model relates to paint spraying dust collection equipment, and relates to the field of plate paint spraying, the paint spraying dust collection equipment comprises a paint spraying chamber, a dust collection mechanism is installed in the paint spraying chamber, the dust collection mechanism comprises a dust collection hopper fixedly connected with the inner top wall of the paint spraying chamber, the bottom wall of the dust collection hopper is open, and a filter screen is fixedly connected into the dust collection hopper; a cleaning mechanism for cleaning the filter screen is installed on the dust collection hopper, a sealing mechanism is installed on the dust collection hopper, the sealing mechanism comprises a sealing curtain wound on one side of the dust collection hopper, and the sealing mechanism comprises a driving assembly for driving the sealing curtain to be unwound and blocking an opening of the dust collection hopper. And a cleaning assembly for cleaning dust on the closed curtain is further mounted on one side of the dust collection hopper. The device has the effect that the situation that dust is raised again in the filter screen cleaning process, and consequently the surrounding environment is affected is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of plate paint spraying, in particular to a paint spraying and dust collecting equipment. BACKGROUND

[0002] With the rapid development of industrialization, the plate processing industry has gradually developed and expanded, and plate paint spraying devices are often used in the field of plate processing.

[0003] In the process of paint spraying, a conveying mechanism is usually used to convey the plate to be sprayed into the paint spraying chamber for paint spraying operation. In order to reduce the dust generated in the process of paint spraying, a dust collecting mechanism is usually provided in the paint spraying chamber, which usually includes a dust collecting head, and a filter screen is fixedly connected in the dust collecting head. The filter screen needs to be cleaned regularly.

[0004] In the related art, the filter screen is usually cleaned by manual or automatic brushing, but in the process of brushing the filter screen, the dust attached to the filter screen will fly again, thereby affecting the surrounding environment. CONTENT OF THE UTILITY MODEL

[0005] In order to reduce the dust flying again in the process of cleaning the filter screen and thereby affecting the surrounding environment, the present application provides a paint spraying and dust collecting equipment.

[0006] The paint spraying and dust collecting equipment provided by the present application adopts the following technical scheme:

[0007] A paint spraying and dust collecting equipment, comprising a paint spraying chamber, a dust collecting mechanism is installed in the paint spraying chamber, the dust collecting mechanism comprises a dust collecting hopper fixedly connected with the inner top wall of the paint spraying chamber, the bottom wall of the dust collecting hopper is open and a filter screen is fixedly connected in the dust collecting hopper, a cleaning mechanism for cleaning the filter screen is installed on the dust collecting hopper, a sealing mechanism is installed on the dust collecting hopper, the sealing mechanism comprises a sealing curtain wound on one side of the dust collecting hopper, the sealing mechanism comprises a driving assembly for driving the sealing curtain to unwind and seal the opening of the dust collecting hopper, and a cleaning assembly for cleaning the dust on the sealing curtain is also installed on one side of the dust collecting hopper.

[0008] By adopting the above technical scheme, when paint spraying is performed in the paint spraying chamber, the dust is cleaned by the dust collecting mechanism. When the filter screen needs to be cleaned, the filter screen is automatically cleaned by the cleaning mechanism, which reduces the occurrence of filter screen blockage and ensures the dust collecting effect. Moreover, in the process of cleaning the filter screen by the cleaning mechanism, the sealing mechanism seals the opening of the dust collecting hopper by the sealing curtain, which reduces the occurrence of dust flying again in the process of cleaning the filter screen and thereby affecting the surrounding environment. The cleaning assembly cleans the dust on the sealing curtain, ensuring the cleanliness of the sealing curtain.

[0009] Preferably, the closing mechanism comprises a storage box fixedly connected to the lower end of the dust suction hopper, a winding shaft rotatably connected in the storage box, the closing curtain being wound around the winding shaft, disc torsion springs sleeved at both ends of the winding shaft, one end of each disc torsion spring being fixedly connected to the winding shaft, the other end being fixedly connected to the inner side wall of the storage box, a long slot being formed in one side of the storage box, one end of the closing curtain penetrating through the long slot and being fixedly connected to a driving rod, the driving assembly driving the driving rod to move along the length direction of the dust suction hopper.

[0010] By adopting the above technical scheme, the closing mechanism realizes storage of the closing curtain through the storage box fixedly connected to the lower end of the dust suction hopper, the structure of the winding shaft rotatably connected in the storage box and the disc torsion springs arranged at both ends of the winding shaft can automatically wind the closing curtain by the elastic force of the torsion springs, the driving assembly drives the driving rod to gradually move away from the storage box along the length direction of the dust suction hopper, thereby achieving plugging of the opening of the dust suction hopper. When the driving assembly drives the driving rod to move towards the storage box, the winding shaft gradually winds the closing curtain, at this time, the opening of the dust suction hopper is opened.

[0011] Preferably, the driving assembly comprises a driving motor fixedly connected to an inner side wall of the paint spraying chamber, a driving lead screw coaxially fixedly connected to the output shaft of the driving motor, the driving lead screw penetrating through the driving rod and being threadedly connected with the driving rod, a guide rod fixedly connected in the paint spraying chamber, the guide rod penetrating through the driving rod along the direction of the driving lead screw.

[0012] By adopting the above technical scheme, the driving motor drives the driving lead screw to rotate, the driving rod moves along the direction of the driving lead screw, precise control and stable unwinding of the closing curtain are realized, and the use effect of the closing curtain and the sealing performance of the whole equipment are effectively improved.

[0013] Preferably, the cleaning assembly comprises a dust collection box fixedly connected to the bottom wall of the storage box, the upper end face of the dust collection box being open, the length of the dust collection box being arranged along the width direction of the closing curtain, and the length of the dust collection box being greater than the width of the closing curtain, a connecting frame fixedly connected to an inner side wall of the dust suction hopper close to the dust collection box, a scraping rod fixedly connected to the lower end of the connecting frame and abutting against the upper surface of the closing curtain, the length of the scraping rod being greater than or equal to the width of the closing curtain.

[0014] By adopting the above technical scheme, in the process of winding the closing curtain, dust on the upper surface of the closing curtain can be effectively scraped off by the scraping rod and fall into the dust collection box, thereby realizing effective cleaning of the closing curtain and reducing the occurrence of dust re-entering the paint spraying chamber.

[0015] Preferably, the scraping rod is an elastic rod.

[0016] By adopting the technical scheme, the elastic design of the scraping rod enables the scraping rod to better fit the surface of the sealing curtain, improves the cleaning efficiency and cleaning effect, and reduces the damage of the scraping rod to the sealing curtain.

[0017] Preferably, the cleaning mechanism comprises a cleaning lead screw rotatably connected in the dust collection hopper, a cleaning motor connected to the cleaning lead screw to drive the rotation of the cleaning lead screw, a cleaning rod threadedly connected to the cleaning lead screw, a sliding rod fixedly connected in the dust collection hopper, the sliding rod penetrating through and slidably connected with the cleaning rod, and a plurality of bristles fixedly connected to the lower end of the cleaning rod to abut against the upper surface of the filter screen.

[0018] By adopting the technical scheme, the cleaning motor drives the cleaning lead screw to rotate, the cleaning rod moves along the length direction of the cleaning lead screw, the sliding rod guides the cleaning rod, the bristles at the lower end of the cleaning rod abut against and clean the upper surface of the filter screen, dust on the filter screen is effectively removed, and the dust collection effect is ensured.

[0019] Preferably, the dust collection box and the storage box are fastened by a plurality of screws.

[0020] By adopting the technical scheme, the dust collection box and the storage box are fastened by a plurality of screws, dust in the dust collection box can be conveniently collected and cleaned, and the dust collection box can be conveniently disassembled and maintained by screw fastening.

[0021] Preferably, the dust collection mechanism comprises a plurality of dust collection pipes fixedly connected with the upper end of the dust collection hopper and in communication with the dust collection hopper, each of the dust collection pipes is fixedly connected with the paint spraying chamber, a plurality of the dust collection pipes are fixedly connected with a total pipe at the end away from the dust collection hopper, a suction pump is installed on the total pipe, and a dust collection box is connected to the end of the total pipe away from the dust collection hopper.

[0022] By adopting the technical scheme, a plurality of dust collection pipes are fixedly connected with the upper end of the dust collection hopper and in communication with the dust collection hopper, the dust collection range and efficiency of the dust collection mechanism are enhanced.

[0023] In summary, the present application has at least one of the following beneficial technical effects:

[0024] 1. The sealing mechanism seals the opening of the dust collection hopper by the sealing curtain, reduces the re-dust during the cleaning of the filter screen, and thus reduces the influence on the surrounding environment.

[0025] 2. The sealing curtain is effectively cleaned, and the dust re-entering the paint spraying chamber is reduced.

[0026] 3. The dust collection box can be conveniently disassembled and cleaned. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a schematic diagram of the overall structure of the dust collection equipment according to an embodiment of the present application.

[0028] Figure 2 is a schematic view of the internal structure of the dust suction hopper according to an embodiment of the present application.

[0029] Figure 3 is a structural schematic view of the cleaning assembly according to an embodiment of the present application.

[0030] Figure 4 is a structural schematic view of the storage box according to an embodiment of the present application.

[0031] Reference signs: 1, paint spraying chamber; 2, dust suction mechanism; 21, dust suction hopper; 22, filter screen; 23, dust suction pipe; 24, main pipe; 3, cleaning mechanism; 31, cleaning motor; 32, cleaning lead screw; 33, cleaning rod; 34, sliding rod; 35, brush; 4, sealing mechanism; 41, sealing curtain; 42, driving assembly; 421, driving motor; 422, driving lead screw; 423, guide rod; 43, storage box; 44, winding shaft; 45, disc torsional spring; 46, driving rod; 5, cleaning assembly; 51, dust collection box; 52, connecting frame; 53, scraping rod. DETAILED DESCRIPTION

[0032] The following will be described in detail with reference to the accompanying drawings. Figures 1-4 The present application will be further described in detail.

[0033] The present application discloses a paint spraying and dust suction device. Referring to Figure 1 and Figure 2 , the paint spraying and dust suction device comprises a paint spraying chamber 1, a dust suction mechanism 2 is installed in the paint spraying chamber 1, and the dust suction mechanism 2 comprises a dust suction hopper 21 fixedly connected with the inner top wall of the paint spraying chamber 1. The bottom wall of the dust suction hopper 21 is open, and a filter screen 22 is fixedly connected in the dust suction hopper 21. The outer top of the paint spraying chamber 1 is fixedly connected with a plurality of dust suction pipes 23, the plurality of dust suction pipes 23 all penetrate through the top wall of the paint spraying chamber 1 and are fixedly connected with and communicate with the dust suction hopper 21. The upper ends of the plurality of dust suction pipes 23 are fixedly connected with a same main pipe 24, the main pipe 24 extends away from the dust suction pipes 23 and is fixedly connected with a dust collection box, and a suction pump is installed on the main pipe 24.

[0034] Start the suction pump, at this time the dust suction hopper 21 can adsorb the dust raised in the paint spraying chamber 1, and the dust is collected along the dust suction hopper 21, the dust suction pipes 23 and the main pipe 24 and into the dust collection box.

[0035] Referring to Figure 2 and Figure 3The cleaning mechanism 3 is arranged on the dust suction hopper 21 to clean the filter screen 22. The dust suction hopper 21 is also provided with a closing mechanism 4, which comprises a closing curtain 41 wound on one side of the dust suction hopper 21 and a driving assembly 42 for unwinding the closing curtain 41 and closing the opening of the dust suction hopper 21. The dust suction hopper 21 is also provided with a cleaning assembly 5 arranged on one side of the dust suction hopper 21 to clean the dust on the closing curtain 41, thereby improving the dust absorption efficiency and ensuring the timely cleaning of the dust suction hopper 21.

[0036] The cleaning mechanism 3 comprises a cleaning motor 31 fixedly connected to an inner side wall of the paint spraying chamber 1. An output shaft of the cleaning motor 31 is fixedly connected with a cleaning lead screw 32, which penetrates the dust suction hopper 21 and is rotatably connected to the dust suction hopper 21 at both ends. A cleaning rod 33 is threadedly connected to the cleaning lead screw 32. A slide rod 34 is fixedly connected to the dust suction hopper 21 and penetrates the cleaning rod 33 and is slidably connected to the cleaning rod 33. The slide rod 34 is parallel to the cleaning lead screw 32. A plurality of bristles 35 are fixedly connected to the lower end of the cleaning rod 33 and abut against the upper surface of the filter screen 22.

[0037] The cleaning motor 31 is started to drive the cleaning lead screw 32 to rotate, so as to drive the cleaning rod 33 and the bristles 35 on the cleaning rod 33 to reciprocate, thereby cleaning the filter screen 22.

[0038] With reference to Figure 3 and Figure 4 The closing mechanism 4 comprises a storage box 43 fixedly connected to the bottom end of the dust suction hopper 21. The storage box 43 is located on one side of the dust suction hopper 21 and is rotatably connected with a winding shaft 44 inside the storage box 43. The closing curtain 41 is wound on the winding shaft 44, and the two ends of the winding shaft 44 are connected to the inner walls of the two sides of the storage box 43 through bearings. In order to ensure that the closing curtain 41 can be smoothly unfolded and automatically wound back, a disc torsional spring 45 is sleeved on each end of the winding shaft 44. One end of each disc torsional spring 45 is fixedly connected to the winding shaft 44, and the other end is fixedly connected to the inner side wall of the storage box 43.

[0039] A long slot is formed on one side of the storage box 43. One end of the closing curtain 41 penetrates through the long slot and is fixedly connected with a driving rod 46, which moves along the length direction of the dust suction hopper 21. The width of the closing curtain 41 is greater than the width of the dust suction hopper 21, and the length of the driving rod 46 is greater than the width of the closing curtain 41.

[0040] With reference to Figure 1 and Figure 3The driving assembly 42 comprises a driving motor 421 fixedly connected with an inner side wall of the paint spraying chamber 1, and an output shaft of the driving motor 421 is coaxially fixedly connected with a driving lead screw 422, and one end of the driving lead screw 422 away from the driving motor 421 is rotationally connected with the inner wall of the paint spraying chamber 1. The driving lead screw 422 is arranged along the length direction of the dust suction hopper 21, and the driving lead screw 422 penetrates through the driving rod 46 and is threadedly connected with the driving rod 46.

[0041] The paint spraying chamber 1 is further fixedly connected with a guide rod 423 parallel to the driving lead screw 422, and the guide rod 423 penetrates through the driving rod 46 and is slidably connected with the driving rod 46.

[0042] The driving motor 421 is started, the driving motor 421 drives the driving lead screw 422 to rotate, and the driving lead screw 422 drives the driving rod 46 to move towards or away from the storage box 43, so as to facilitate the winding and unwinding of the closing curtain 41.

[0043] With reference to Figure 2 and Figure 3 The cleaning assembly 5 comprises a dust collection box 51 fixedly connected with the outer bottom wall of the storage box 43, and the upper end surface of the dust collection box 51 is open. The length of the dust collection box 51 is arranged along the width direction of the closing curtain 41, and the length of the dust collection box 51 is greater than the width of the closing curtain 41. One inner side wall of the dust suction hopper 21 close to the dust collection box 51 is fixedly connected with a connecting frame 52, and the lower end of the connecting frame 52 is fixedly connected with a scraping rod 53 abutting against the upper surface of the closing curtain 41. The scraping rod 53 is arranged along the width direction of the closing curtain 41, and the length of the scraping rod 53 is greater than or equal to the width of the closing curtain 41, and the scraping rod 53 is located directly above the dust collection box 51. The scraping rod 53 is an elastic rod, which effectively reduces the damage of the scraping rod 53 to the closing curtain 41.

[0044] The dust collection box 51 and the storage box 43 are fastened by a plurality of screws. The screw connection not only facilitates the disassembly and replacement of the dust collection box 51, but also ensures the stable connection between the dust collection box 51 and the storage box 43.

[0045] The implementation principle of the paint spraying and dust collecting equipment according to the embodiment is that the dust collecting mechanism 2 installed in the paint spraying chamber 1 can effectively collect and filter the paint mist generated in the paint spraying process. After the paint spraying work is completed, the cleaning mechanism 3 installed on the dust suction hopper 21 can automatically clean the dust on the filter screen 22, ensuring the continuous and efficient work of the filter screen 22. In addition, the closing mechanism 4 and the cleaning assembly 5 are arranged, the lower end opening of the dust suction hopper 21 is closed by the closing curtain 41, and the scraping rod 53 is additionally arranged on the closing curtain 41 for cleaning, so as to ensure the cleanliness of the environment in the paint spraying chamber 1. Such design not only improves the dust collecting efficiency of the paint spraying and dust collecting equipment, but also reduces the frequent maintenance requirement, effectively maintaining the use performance of the equipment.

[0046] The above are all preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A paint spraying and dust extraction apparatus characterised in that: The utility model provides a paint spraying room, which comprises a dust suction mechanism (2) installed in the paint spraying room (1), wherein the dust suction mechanism (2) comprises a dust suction hopper (21) fixedly connected with the inner top wall of the paint spraying room (1), the bottom wall of the dust suction hopper (21) is open, a filter screen (22) is fixedly connected in the dust suction hopper (21), a cleaning mechanism (3) for cleaning the filter screen (22) is installed on the dust suction hopper (21), a closing mechanism (4) is installed on the dust suction hopper (21), the closing mechanism (4) comprises a closing curtain (41) wound on one side of the dust suction hopper (21), and the closing mechanism (4) comprises a driving assembly (42) for driving the closing curtain (41) to unwind and block the opening of the dust suction hopper (21); and a cleaning assembly (5) for cleaning dust on the closing curtain (41) is further installed on one side of the dust suction hopper (21).

2. A paint spraying and dust extraction apparatus according to claim 1, wherein: The closing mechanism (4) comprises a storage box (43) fixedly connected to the lower end of the dust suction hopper (21), a winding shaft (44) is rotatably connected in the storage box (43), the closing curtain (41) is wound around the winding shaft (44), disc torsion springs (45) are sleeved on the two ends of the winding shaft (44), one end of each disc torsion spring (45) is fixedly connected with the winding shaft (44), and the other end is fixedly connected with the inner side wall of the storage box (43); a long slot is formed in one side of the storage box (43), one end of the closing curtain (41) penetrates through the long slot and is fixedly connected with a driving rod (46), and the driving assembly (42) drives the driving rod (46) to move along the length direction of the dust suction hopper (21).

3. A paint spraying and dust extraction apparatus according to claim 2, wherein: The driving assembly (42) comprises a driving motor (421) fixedly connected with an inner side wall of the paint spraying room (1), a driving lead screw (422) is coaxially fixedly connected with the output shaft of the driving motor (421), the driving lead screw (422) penetrates through the driving rod (46) and is threadedly connected with the driving rod (46), and a guide rod (423) is further fixedly connected in the paint spraying room (1), and the guide rod (423) penetrates through the driving rod (46) along the direction of the driving lead screw (422).

4. A paint spraying and dust extraction apparatus as claimed in any one of claims 1 to 3, wherein: The cleaning assembly (5) comprises a dust collection box (51) fixedly connected with the bottom wall of the storage box (43), the upper end surface of the dust collection box (51) is open, the length direction of the dust collection box (51) is arranged along the width direction of the closing curtain (41), and the length of the dust collection box (51) is greater than the width of the closing curtain (41); an inner side wall of the dust suction hopper (21) close to the dust collection box (51) is fixedly connected with a connecting frame (52), the lower end of the connecting frame (52) is fixedly connected with a scraping rod (53) abutting against the upper surface of the closing curtain (41), and the length of the scraping rod (53) is greater than or equal to the width of the closing curtain (41).

5. A paint spraying and dust extraction apparatus according to claim 4, wherein: The scraping rod (53) is an elastic rod.

6. A paint spraying and dust extraction apparatus according to claim 1, wherein: The cleaning mechanism (3) comprises a cleaning screw rod (32) rotatably connected in the dust suction hopper (21), a cleaning motor (31) connected to the cleaning screw rod (32) and configured to drive the cleaning screw rod (32) to rotate, a cleaning rod (33) threadedly connected to the cleaning screw rod (32), a sliding rod (34) fixedly connected in the dust suction hopper (21) and penetrating through the cleaning rod (33) and being in sliding connection with the cleaning rod (33), and a plurality of bristles (35) fixedly connected to the lower end of the cleaning rod (33) and configured to abut against the upper surface of the filter screen (22).

7. A paint spraying and dust extraction apparatus according to claim 4, wherein: The dust collecting box (51) is fastened to the storage box (43) by a plurality of screws.

8. A paint spraying and dust extraction apparatus according to claim 1, wherein: The dust suction mechanism (2) comprises a plurality of dust suction pipes (23) fixed to the upper end of the dust suction hopper (21) and in communication with the dust suction hopper (21), each of the dust suction pipes (23) is fixedly connected to the paint spraying chamber (1), and a plurality of the dust suction pipes (23) are fixedly connected to a total pipe (24) at the end away from the dust suction hopper (21), the total pipe (24) is provided with an air suction pump, and the end of the total pipe (24) away from the dust suction hopper (21) is connected to the dust collecting box.

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