Dust removal equipment for SLA photocuring printer

Abstract

The utility model relates to the technical field of photocuring printers, in particular to an SLA photocuring printer dust removal device which comprises a main body, a tray arranged at the top of the main body and a liftable printing nozzle, a dust cover is fixedly connected to the upper portion of the main body, and a dust removal assembly is arranged in the dust cover and close to the left end. The dust removal assembly comprises a dust removal cover, an electrostatic dust removal pipe and an exhaust pipe, the electrostatic dust removal pipe is arranged in the center of the interior of the dust removal cover, the exhaust pipe is located on the left side of the electrostatic dust removal pipe, a flow guide cover connected with the electrostatic dust removal pipe is arranged on the exhaust pipe, and a detachable dust accumulation plate is arranged on the right side of the electrostatic dust removal pipe and located between the dust removal cover and the electrostatic dust removal pipe. Through mutual cooperation of the dust removal cover, the electrostatic dust removal pipe and the exhaust pipe, air in the dust removal cover can gradually flow towards the electrostatic dust removal pipe, electrostatic dust removal is carried out on the interior of the dust removal cover, dust is prevented from being attached to the surface of a material, laser can conveniently solidify the material, and the printing effect on a product is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of SLA light-curing printers, in particular to dust removal equipment for SLA light-curing printers. Background Art

[0002] SLA light-curing printer is a 3D printer that uses the principle of photopolymerization of photosensitive resin. It uses a laser beam to irradiate the surface of liquid photosensitive resin to solidify the resin layer in a specific area of ​​the surface to print the product. It has the advantages of high product molding quality and smooth surface.

[0003] In the prior art, a Chinese patent with publication number CN214645901U discloses a laser SLA light-curing 3D printer, which adopts a scheme of "including a main body, a cover body and a printing nozzle, the top of the main body is movably connected to the cover body, the top of the main body is provided with a fixed structure, and the fixed structure includes a fixed seat, a movable groove, a spring, a clamping block and a tray". This scheme realizes the stable fixation of the tray and prevents the tray from moving during the printing process, thereby making the fixing effect of the 3D printer better.

[0004] However, the above scheme still has some shortcomings. For example, during long-term use, the residual material will gradually turn into dust and dissipate into the air inside the cover. At the same time, the dust in the air will also be suspended inside the cover, resulting in a large number of dust particles inside the cover, which can easily cause dust to adhere to the surface of the material and cause the laser to scatter, affecting the laser curing effect on the material, thereby reducing the printing effect of the product. In view of this, the utility model proposes a SLA light-curing printer dust removal device. Summary of the invention

[0005] The utility model aims to provide a SLA light-curing printer dust removal device, which can remove the dust suspended inside the cover body, so as to solve the problem that the air inside the cover body contains a lot of fine dust and affects the printing effect of the product.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A dust removal device for an SLA light-curing printer comprises a main body, a tray arranged on the top of the main body and a liftable printing nozzle, wherein a dust cover is fixedly connected to the top of the main body, a dust removal assembly is arranged inside the dust cover and near the left end, the dust removal assembly comprises a dust cover, an electrostatic dust removal pipe and an exhaust pipe, the electrostatic dust removal pipe is arranged at the inner center of the dust cover, the exhaust pipe is located on the left side of the electrostatic dust removal pipe, and a guide cover connected to the electrostatic dust removal pipe is arranged on the exhaust pipe, and a detachable dust accumulation plate is arranged on the right side of the electrostatic dust removal pipe and between the dust cover and the electrostatic dust removal pipe.

[0008] As a preferred technical solution, a front-to-rear symmetrical guide rail is provided on the inner side of the dust cover near the left end, and the guide rail is fixedly connected to the inner wall of the dust cover.

[0009] As a preferred technical solution, sliders that slide up and down along the guide rails are installed on the front and rear sides of the dust hood, and an integrally formed connecting port is provided on the right side of the dust hood.

[0010] As a preferred technical solution, a lifting block is installed on the left side of the dust hood and near the center, a reciprocating screw is connected to the inner side of the lifting block, the bottom end of the reciprocating screw is rotatably connected to the main body, and a motor coaxially connected to the reciprocating screw is installed on the inner top wall of the dust hood.

[0011] As a preferred technical solution, both the front and rear ends of the electrostatic precipitator tube are fixedly connected to the dust cover, and an electrode rod is installed inside the electrostatic precipitator tube.

[0012] As a preferred technical solution, the air deflector and the exhaust pipe are integrally formed, and a number of evenly distributed air suction holes are provided on the exhaust pipe and on one side close to the electrostatic dust collector pipe. A connector that passes through the dust cover is provided on the left side of the exhaust pipe. A fan is installed on the left side wall of the dust cover, and the air inlet of the fan is connected to the connector through a hose.

[0013] As a preferred technical solution, a collecting hood is provided on the right side of the dust collecting hood, and the end of the collecting hood is snap-fitted with the connecting port.

[0014] As a preferred technical solution, the dust accumulation plate is arranged between the electrostatic precipitator tube and the collecting hood, and U-shaped fixing plates are provided at both ends of the dust accumulation plate, and the two sides of the fixing plates are respectively connected to the dust hood and the electrostatic precipitator tube.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] 1. The utility model is provided with a dust removal component. With the cooperation of the dust removal cover, the electrostatic dust removal tube and the exhaust pipe, the air inside the dust cover can gradually flow to the electrostatic dust removal tube, and electrostatically adsorb the dust in the air, thereby realizing electrostatic dust removal inside the dust cover, preventing dust from adhering to the surface of the material, facilitating the laser curing of the material, and preventing the dust floating in the air inside the dust cover from affecting the printing effect.

[0017] 2. The utility model cooperates with the guide rail, the reciprocating screw rod and the motor to enable the dust removal hood to drive the dust removal assembly to move up and down continuously, so as to facilitate dust removal inside the dust removal hood, reduce the dust removal dead angle, and improve the dust removal effect inside the dust removal hood. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 This is one of the overall structural diagrams of the utility model;

[0020] Figure 2 This is the second schematic diagram of the overall structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the dust removal component of the utility model;

[0022] Figure 4 This is a cross-sectional view of the dust removal component structure of the utility model;

[0023] Figure 5 It is a schematic diagram of the internal structure of the dust removal hood of the utility model.

[0024] In the figure: 1. Main body; 2. Tray; 3. Print nozzle; 4. Dust cover; 41. Guide rail; 5. Dust cover; 51. Slider; 52. Connector; 53. Lifting block; 54. Reciprocating screw; 55. Motor; 6. Electrostatic dust removal tube; 61. Electrode rod; 7. Exhaust pipe; 71. Guide cover; 72. Suction hole; 73. Connector; 74. Fan; 8. Collection cover; 9. Dust plate; 91. Fixing plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] According to the attached Figure 1-5As shown, an embodiment of the utility model provides a dust removal device for an SLA light-curing printer, comprising a main body 1, a tray 2 arranged on the top of the main body 1, and a liftable printing nozzle 3. A dust cover 4 is fixedly connected to the top of the main body 1, and a dust removal component is provided inside the dust cover 4 and near the left end. The dust removal component comprises a dust cover 5, an electrostatic dust removal pipe 6 and an exhaust pipe 7. The electrostatic dust removal pipe 6 is arranged at the inner center of the dust cover 5, the exhaust pipe 7 is located on the left side of the electrostatic dust removal pipe 6, and a guide cover 71 connected to the electrostatic dust removal pipe 6 is provided on the exhaust pipe 7. A detachable dust accumulation plate 9 is provided on the right side of the electrostatic dust removal pipe 6 and between the dust cover 5 and the electrostatic dust removal pipe 6.

[0027] As a preferred embodiment of the present invention, the front and rear ends of the electrostatic precipitator tube 6 are fixedly connected to the dust cover 5, and an electrode rod 61 is installed inside the electrostatic precipitator tube 6. The electrode rod 61 is electrically connected to the controller of the main body 1. The controller of the main body 1 can control the electrode rod 61 to generate electric charge and generate static electricity on the surface of the electrostatic precipitator tube 6, thereby performing electrostatic dust removal inside the dust cover 4.

[0028] As a preferred embodiment of the present invention, the air guide cover 71 is integrally formed with the exhaust pipe 7, and a plurality of evenly distributed air intake holes 72 are provided on the exhaust pipe 7 and on one side close to the electrostatic dust removal pipe 6. A connector 73 penetrating the dust cover 5 is provided on the left side of the exhaust pipe 7, and a fan 74 is installed on the left side wall of the dust cover 4, and the air inlet of the fan 74 is connected to the connector 73 through a hose.

[0029] When the fan 74 is running, it can drive the air flow at the exhaust pipe 7 through the hose, and inhale air on the left side of the electrostatic dust removal tube 6 through the suction hole 72. At the same time, the guide cover 71 and the dust removal cover 5 cooperate with each other to form a gas flow channel, so that the air flows evenly to the left on the outer surface of the electrostatic dust removal tube 6, and then drives the air inside the dust cover 4 to flow to the electrostatic dust removal tube 6, so as to facilitate the electrostatic dust removal inside the dust cover 4 and prevent the dust floating in the air inside the dust cover 4 from affecting the printing effect.

[0030] As a preference of this embodiment, an integrally formed connecting port 52 is provided on the right side of the dust hood 5, and a collecting hood 8 is provided on the right side of the dust hood 5. The end of the collecting hood 8 is snap-fitted with the connecting port 52. The collecting hood 8 and the dust hood 5 adopt a split-type detachable structure, which is convenient for cleaning the electrostatic dust removal tube 6 and the dust collection plate 9.

[0031] As a preferred embodiment of the present invention, the dust accumulation plate 9 is arranged between the electrostatic precipitator tube 6 and the collecting hood 8. U-shaped fixing plates 91 are provided at both ends of the dust accumulation plate 9, and the two sides of the fixing plate 91 are respectively connected to the dust hood 5 and the electrostatic precipitator tube 6, so that the dust accumulation plate 9 and the dust hood 5 are detachable. A number of evenly distributed air holes are provided on the fixing plate 91 to facilitate the air to flow along the outside of the electrostatic precipitator tube 6. At the same time, the dust accumulation plate 9 and the fixing plate 91 can intercept dust in the air, enhance the dust removal effect of the electrostatic precipitator tube 6, and facilitate cleaning.

[0032] In addition, a front-to-rear symmetrical guide rail 41 is provided on the inner side of the dust cover 4 and near the left end, and the guide rail 41 is fixedly connected to the inner wall of the dust cover 4. In addition, a movable door is connected to the front side of the dust cover 4 through a hinge, and a rubber ring is installed between the movable door and the dust cover 4 for sealing, so that the interior of the dust cover 5 can constitute a closed environment to reduce dust entry.

[0033] At the same time, sliders 51 that slide up and down along the guide rail 41 are installed on the front and rear sides of the dust cover 5, so that the dust cover 5 can drive the dust removal assembly to move up and down along the guide rail 41, which is convenient for dust removal inside the dust cover 5 and reduces the dust removal blind spot.

[0034] As a preferred embodiment of the present invention, a lifting block 53 is installed on the left side of the dust hood 5 and near the center, and a reciprocating screw 54 is connected to the inner side of the lifting block 53. The bottom end of the reciprocating screw 54 is rotatably connected to the main body 1, and a motor 55 coaxially connected to the reciprocating screw 54 is installed on the inner top wall of the dust hood 4. When the motor 55 drives the reciprocating screw 54 to rotate, the reciprocating screw 54 and the lifting block 53 can move relative to each other, so that the dust hood 5 drives the dust removal component to move up and down continuously, and the connecting head 73 and the fan 74 are connected by a hose, which facilitates the movement of the dust removal component and enhances the dust removal effect inside the dust hood 4.

[0035] When the SLA light-curing printer dust removal device of the utility model is in use, the fan 74 is operated to drive the air in the exhaust pipe 7 to flow through the hose, and the air is made to flow evenly to the left on the outer surface of the electrostatic dust removal tube 6 through the gas flow channel formed by the cooperation of the air guide cover 71 and the dust removal cover 5, thereby driving the air inside the dust cover 4 to flow to the electrostatic dust removal tube 6. At the same time, the electrode rod 61 generates static electricity on the surface of the electrostatic dust removal tube 6, and electrostatically adsorbs the dust in the air, thereby effectively removing the dust in the air inside the dust cover 4, avoiding the interference of dust on the laser and the printing material during the SLA light-curing printing process, and improving the printing effect of the SLA light-curing printer on the product;

[0036] Furthermore, during the dust removal process, the motor 55 is operated to drive the reciprocating screw 54 to rotate, so that the reciprocating screw 54 and the lifting block 53 move relative to each other, and drive the dust cover 5 to slide up and down along the guide rail 41, so that the dust removal component continuously moves up and down, facilitating the movement of the dust removal component and enhancing the dust removal effect inside the dust cover 4.

[0037] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A SLA light-curing printer dust removal device, comprising a main body (1), a tray (2) arranged on the top of the main body (1), and a liftable printing nozzle (3), wherein a dust cover (4) is fixedly connected to the top of the main body (1), and characterized in that: A dust removal assembly is provided inside the dust cover (4) and near the left end. The dust removal assembly comprises a dust cover (5), an electrostatic dust removal pipe (6) and an exhaust pipe (7). The electrostatic dust removal pipe (6) is arranged at the center of the inside of the dust cover (5). The exhaust pipe (7) is located on the left side of the electrostatic dust removal pipe (6). A flow guide cover (71) connected to the electrostatic dust removal pipe (6) is provided on the exhaust pipe (7). A detachable dust accumulation plate (9) is provided on the right side of the electrostatic dust removal pipe (6) and between the dust cover (5) and the electrostatic dust removal pipe (6).

2. The SLA light-curing printer dust removal device according to claim 1, characterized in that: A front-to-rear symmetrical guide rail (41) is provided on the inner side of the dust cover (4) and near the left end, and the guide rail (41) is fixedly connected to the inner wall of the dust cover (4).

3. The SLA light-curing printer dust removal device according to claim 1, characterized in that: Slide blocks (51) that slide up and down along the guide rail (41) are installed on both the front and rear sides of the dust cover (5), and an integrally formed connection port (52) is provided on the right side of the dust cover (5).

4. The SLA light-curing printer dust removal device according to claim 3, characterized in that: A lifting block (53) is installed on the left side of the dust cover (5) and near the center. A reciprocating screw rod (54) is connected to the inner side of the lifting block (53). The bottom end of the reciprocating screw rod (54) is rotatably connected to the main body (1). A motor (55) coaxially connected to the reciprocating screw rod (54) is installed on the inner top wall of the dust cover (4).

5. The SLA light-curing printer dust removal device according to claim 1, characterized in that: The front and rear ends of the electrostatic precipitator tube (6) are fixedly connected to the dust removal cover (5), and an electrode rod (61) is installed inside the electrostatic precipitator tube (6).

6. The SLA light-curing printer dust removal device according to claim 1, characterized in that: The deflector cover (71) and the exhaust pipe (7) are integrally formed; a plurality of evenly distributed air intake holes (72) are provided on the exhaust pipe (7) on a side close to the electrostatic dust removal pipe (6); a connector (73) penetrating the dust removal cover (5) is provided on the left side of the exhaust pipe (7); a fan (74) is installed on the left side wall of the dust cover (4); and an air inlet of the fan (74) is connected to the connector (73) via a hose.

7. The SLA light-curing printer dust removal device according to claim 1 or 3, characterized in that: A collecting cover (8) is provided on the right side of the dust removal cover (5), and an end of the collecting cover (8) is snap-fitted with the connecting port (52).

8. The SLA light-curing printer dust removal device according to claim 1, characterized in that: The dust collecting plate (9) is arranged between the electrostatic precipitator tube (6) and the collecting cover (8), and both ends of the dust collecting plate (9) are provided with U-shaped fixing plates (91), and the two sides of the fixing plates (91) are respectively connected to the dust collecting cover (5) and the electrostatic precipitator tube (6).

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