Post-curing equipment for 3D printing

Abstract

The utility model provides post-curing equipment for 3D printing. The post-curing equipment comprises a shell, a hot air assembly, a curing lamp assembly and a water tank, a curing cavity is formed in the shell, an opening is formed in the front side of the curing cavity, and a corner mounting space is formed at the corner between the rear side of the curing cavity and the left side of the fixing cavity or at the corner between the rear side of the curing cavity and the right side of the fixing cavity; the water tank is arranged in the curing cavity; the hot air assembly is arranged in the corner mounting space, and the air outlet direction of the hot air assembly faces the water tank; the curing lamp assembly is arranged on the side portion of the curing cavity and / or the top of the curing cavity, and the light emitting direction of the curing lamp assembly faces the water tank. According to the post-curing equipment for 3D printing, the hot air assembly and the curing lamp assembly are arranged at the corners, so that the space at the corners is effectively utilized, and the size of the shell is reduced; products can be conveniently placed through the hanging frame, and the products can be conveniently treated; the door plate magnetic design facilitates fixation of the door plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to 3D printing technical field, concretely relates to a kind of for the post-curing equipment of 3D printing. BACKGROUND

[0002] Light-cured 3D printing technology is a kind of manufacturing technology that liquid resin is cured by laser irradiation, and finally forms product by layering. At present, the product printed by light-cured 3D printing has low strength, which cannot meet the use requirements, so post-curing is needed. Post-curing technology is secondary curing. During post-curing, the 3D printed product is exposed to air and cured by continuous irradiation of ultraviolet light. Post-curing is an optimization based on primary curing, i.e. photosensitive curing. The purpose is to improve the uneven curing and substandard curing degree during primary curing, so that a 3D printed part can be fully cured.

[0003] The current post-curing device needs to arrange a hot air assembly and a curing lamp assembly. The hot air assembly is arranged on the left and right sides of the shell, which results in a large width of the shell, increases the volume of the shell and increases the cost. SUMMARY

[0004] The utility model aims at overcoming the shortcomings and deficiencies in the prior art, and provides a post-curing equipment for 3D printing.

[0005] One embodiment of the utility model provides a post-curing equipment for 3D printing, which comprises a shell, a hot air assembly, a curing lamp assembly and a water tank.

[0006] A curing cavity is formed in the shell. An opening is formed on the front side of the curing cavity. An edge corner mounting space is formed at the edge corner between the rear side of the curing cavity and the left side of the curing cavity or between the rear side of the curing cavity and the right side of the curing cavity.

[0007] The water tank is arranged in the curing cavity.

[0008] The hot air assembly is arranged in the edge corner mounting space. The air outlet direction of the hot air assembly is towards the water tank.

[0009] The curing lamp assembly is arranged on the side of the curing cavity and / or the top of the curing cavity. The light emission direction of the curing lamp assembly is towards the water tank.

[0010] In some optional embodiments, a support plate is arranged at the edge corner mounting space. The hot air assembly is arranged on the side of the support plate away from the water tank. The angle between the side of the support plate towards the water tank and the direction from the rear side to the front side of the curing cavity is 40°-50°.

[0011] In some alternative embodiments, the corner mounting space is formed between the back side of the curing cavity and the left side of the curing cavity, and between the back side of the curing cavity and the right side of the curing cavity, the hot air assembly is arranged in one of the corner mounting spaces, and at least part of the curing lamp assembly is arranged in the other corner mounting space.

[0012] In some alternative embodiments, a heat dissipation fan assembly is arranged in the corner mounting space where the curing lamp assembly is arranged, and an air outlet of the heat dissipation fan assembly faces outward of the housing.

[0013] In some alternative embodiments, an electric rotating disc assembly is arranged at the bottom of the curing cavity, and the sink is placed on the electric rotating disc assembly.

[0014] In some alternative embodiments, the post-curing device for 3D printing further comprises a temperature sensor and a control panel, the temperature sensor and the control panel are arranged in the curing cavity, the control panel is located on a side of the support plate facing the sink, and the control panel is respectively signal-connected with the temperature sensor and the hot air assembly.

[0015] In some alternative embodiments, a hanger is further arranged in the curing cavity, and hooks and / or hooking holes are arranged on the hanger.

[0016] In some alternative embodiments, the hanger is movably connected with the housing, and the hanger can be moved to a curing position and an operating position relative to the housing, when the hanger is in the curing position, the hanger is located in the curing cavity, and when the hanger is in the operating position, at least part of the hanger extends out of the opening to the outside of the curing cavity.

[0017] In some alternative embodiments, a door plate is arranged on the housing, the door plate is movably connected with the housing, and the door plate can open or close the opening, and when the door plate closes the opening, the door plate is magnetically attracted to the housing.

[0018] In some alternative embodiments, a door plate and a curing lamp switch assembly are arranged on the housing, the door plate is movably connected with the housing, and the door plate can open or close the opening, the curing lamp switch assembly is signal-connected with the curing lamp assembly, and when the door plate opens the opening, the door plate triggers the curing lamp switch assembly.

[0019] Compared with the prior art, the post-curing equipment for 3D printing of the utility model effectively utilizes the space at the corner position by arranging the hot air assembly and the curing lamp assembly at the corner position, which is beneficial to reducing the volume of the shell; and the product can be conveniently placed by the hanger, and the product can be conveniently processed; the door plate is magnetically attracted and designed to be convenient for fixing the door plate.

[0020] In order to enable the present utility model to be understood more clearly, the specific embodiments of the present application will be described below in combination with the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structure schematic view of the post-curing equipment for 3D printing of an embodiment of the utility model;

[0022] Figure 2 It is a structure schematic view of the post-curing equipment for 3D printing of an embodiment of the utility model when the sink is hidden;

[0023] Figure 3 It is a sectional view of the post-curing equipment for 3D printing of an embodiment of the utility model;

[0024] Figure 4 It is a structure schematic view of one side of the post-curing equipment for 3D printing of an embodiment of the utility model;

[0025] Figure 5 It is a structure schematic view of the sink of an embodiment of the utility model;

[0026] Figure 6 It is a structure schematic view of the post-curing equipment for 3D printing of an embodiment of the utility model when the hanger is moved to the operating position.

[0027] BRIEF DESCRIPTION OF DRAWINGS

[0028] 10, shell; 11, curing cavity; 111, opening; 112, corner mounting space; 113, support plate; 12, electric rotating disc assembly; 121, first positioning part; 13, hanger; 131, hook; 132, hooking hole; 14, sliding groove; 15, door plate; 151, magnet; 20, hot air assembly; 30, curing lamp assembly; 31, heat dissipation fan assembly; 32, curing lamp switch assembly; 40, sink; 41, second positioning part; 50, temperature sensor; 60, control panel. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application. In the description of the present application, unless otherwise specified, "a plurality of" means two or more than two, and "several" means one or more than one. In addition, unless otherwise specified, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.

[0030] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "straight", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0031] In the description of the present application, unless otherwise specified and limited, the terms "mounting", "connection", "connecting", "fixing" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements or the interaction relationship between two elements. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0032] In the description of the present application, the description of the terms "one embodiment", "some optional embodiments" or "some optional examples" means that the specific features, structures, materials or characteristics described in combination with the embodiments or examples are included in at least one embodiment or example of the present application. In the description, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

[0033] Please refer to Figures 1 to 3 The present application provides a post-curing device for 3D printing, comprising: a shell 10, a hot air assembly 20, a curing lamp assembly 30 and a water tank 40.

[0034] The housing 10 is formed with a curing cavity 11, the front side of the curing cavity 11 is formed with an opening 111, and the corner between the back side of the curing cavity 11 and the left side of the curing cavity or the corner between the back side of the curing cavity 11 and the right side of the curing cavity is formed with a corner mounting space 112.

[0035] A water tank 40 is arranged in the curing cavity 11 for containing water and the printing product to be cured. In the present embodiment, the water tank 40 is directly placed in the curing cavity 11, which is convenient for pouring water, adding water, and taking out the product.

[0036] The hot air assembly 20 is arranged in the corner mounting space 112, so as to effectively utilize the space in the curing cavity 11, facilitate the reduction of the volume of the housing 10, and direct the air outlet direction of the hot air assembly 20 towards the water tank 40. The hot air assembly 20 blows hot air to increase the temperature of the curing cavity 11 to a suitable curing temperature. The structure of the hot air assembly 20 is known to those skilled in the art, and will not be described here.

[0037] The curing lamp assembly 30 is arranged at the side of the curing cavity 11 and / or the top of the curing cavity 11, and the light emitting direction of the curing lamp assembly 30 is directed towards the water tank 40.

[0038] In some optional embodiments, a support plate 113 is arranged at the corner mounting space 112, the hot air assembly 20 is arranged on the side of the support plate 113 away from the water tank 40, and the angle between the side of the support plate 113 towards the water tank 40 and the direction from the back side to the front side of the curing cavity 11 is 40°-50°. In the present embodiment, the angle between the side of the support plate 113 towards the water tank 40 and the direction from the back side to the front side of the curing cavity 11 is 45°. The inclined design of the support plate 113 fixes the air outlet direction of the hot air assembly 20, so that the hot air assembly 20 is directed towards the water tank 40.

[0039] Please refer to Figure 4 In some optional embodiments, the post-curing device for 3D printing further comprises a temperature sensor 50 and a control panel 60, the temperature sensor 50 and the control panel 60 are arranged in the curing cavity 11, the control panel 60 is arranged on the side of the support plate 113 towards the water tank 40, and the control panel 60 is signal connected with the temperature sensor 50 and the hot air assembly 20, respectively. The temperature sensor 50 is used to detect the temperature in the curing cavity 11, and the control panel 60 is used to display the temperature value detected by the temperature sensor 50 and control the operation of the hot air assembly 20.

[0040] In some alternative embodiments, corner mounting spaces 112 are formed at the corners between the back side of the curing cavity 11 and the left side of the curing cavity and between the back side of the curing cavity 11 and the right side of the curing cavity, and the hot air assembly 20 is arranged in one of the corner mounting spaces 112, and at least part of the curing lamp assembly 30 is arranged in the other corner mounting space 112. The curing lamp assembly 30 and the hot air assembly 20 are arranged at the corner positions away from the side of the curing cavity 11 where the opening 111 is located, so that the structure is more compact, and the volume of the housing 10 is effectively reduced.

[0041] The specific structure of the curing lamp assembly 30 can be selected according to actual needs, for example, the curing lamp assembly 30 includes a plurality of lamp beads, and the plurality of lamp beads are arranged at the top of the curing cavity 11 and / or the side of the curing cavity 11. In the present embodiment, part of the lamp beads are arranged at the top of the curing cavity 11, and the other part of the lamp beads are arranged in the corner mounting space 112. It should be noted that when the support plates 113 are arranged in the corner mounting spaces 112, the hot air assembly 20 is arranged on the support plate 113 in one of the corner mounting spaces 112, and the other part of the lamp beads is arranged on the support plate 113 in the other corner mounting space 112, so as to facilitate the fixation of the angle of the lamp beads. In addition, the angle design of the two support plates 113 can also guide the hot air to flow around the water tank 40 to some extent, so that the water tank 40 is uniformly heated.

[0042] In some alternative embodiments, a heat dissipation fan assembly 31 is arranged in the corner mounting space 112 where the curing lamp assembly 30 is located, and the air outlet of the heat dissipation fan assembly 31 faces the outside of the housing 10. During the operation of the curing lamp assembly 30, a large amount of heat is generated. Therefore, the air in the corner mounting space 112 where the curing lamp assembly 30 is located is discharged to the outside of the housing 10 by the heat dissipation fan assembly 31, so that the heat is discharged by the air, which is beneficial to heat dissipation and also beneficial to ventilation in the curing cavity 11, avoiding the odor in the curing cavity 11 after the curing is completed to stimulate the user.

[0043] In some alternative embodiments, an electric rotating disc assembly 12 is arranged at the bottom of the curing cavity 11, and the water tank 40 is placed on the electric rotating disc assembly 12. The water tank 40 is driven to rotate by the electric rotating disc assembly 12, so that different angles of the products in the water tank 40 are uniformly illuminated, and the water tank 40 is uniformly blown by the hot air, and the temperature in the water tank 40 is more uniform. The electric rotating disc assembly 12 can include a motor and a rotating disc, and the rotating disc is arranged at the bottom of the curing cavity 11 and rotates under the drive of the motor, without being limited to this example.

[0044] Please refer to Figure 2 and Figure 5In some optional embodiments, the electric rotary disc assembly 12 is provided with a first positioning part 121, and the bottom of the water tank 40 is formed with a second positioning part 41 which is positioned and matched with the first positioning part 121, so as to avoid the radial deviation of the water tank 40 relative to the electric rotary disc assembly 12 when the water tank 40 is rotated by the electric rotary disc assembly 12. In the embodiment, the first positioning part 121 is a boss, and the second positioning part 41 is a groove, and the boss is positioned and matched with the groove.

[0045] In some optional embodiments, the curing cavity 11 is further provided with a hanger 13, and the hanger 13 is provided with a hook 131 and / or a hooking hole 132. Some printed products may need to be subjected to surface treatment such as paint spraying, and need to be heated after the surface treatment is completed. Therefore, the water tank 40 can be taken out, the printed product is hung on the hanger 13 through the hook 131 or the hooking hole 132, so as to avoid the printed product from contacting the inner wall of the curing cavity 11, and the printed product is hung in the curing cavity 11, so as to facilitate the uniform heating of the printed product by the hot air assembly 20. The hooking mode of the printed product can be selected according to actual needs, for example, when the printed product has a position suitable for being hooked by the hook 131, the printed product is hung on the hanger 13 through the hook 131; or when the printed product is provided with a structure similar to the hook 131, the printed product can be hooked with the hooking hole 132. In the embodiment, when the hook 131 and the hooking hole 132 are provided on the hanger 13, the hook 131 is detachably hooked on the hooking hole 132, so as to facilitate the selection of whether to take down the hook 131 according to the hooking mode of the printed product.

[0046] Please refer to Figure 6 In some optional embodiments, the hanger 13 is movably connected with the shell 10, and the hanger 13 can be moved to a curing position and an operating position relative to the shell 10. When the hanger 13 is in the curing position, the hanger 13 is located in the curing cavity 11. When the hanger 13 is in the operating position, at least part of the hanger 13 extends out of the opening 111 to the outside of the curing cavity 11, so as to facilitate the user to hang the printed product on the hanger 13. The movable connection between the hanger 13 and the shell 10 can be designed according to actual needs, for example, the curing cavity 11 is provided with a sliding groove 14, the hanger 13 is slidably matched with the sliding groove 14, and the hanger 13 can be slid to the curing position and the operating position, and the movable connection between the hanger 13 and the shell 10 is not limited to this example.

[0047] In some optional embodiments, the shell 10 is provided with a door plate 15, the door plate 15 is movably connected with the shell 10, and the door plate 15 can open or close the opening 111. When the door plate 15 closes the opening 111, the door plate 15 is magnetically attracted and matched with the shell 10, so as to facilitate the fixation of the door plate 15.

[0048] The magnetic attraction manner of the door plate 15 and the shell 10 can be selected according to actual needs, for example, a magnet 151 is arranged on the shell 10, at least a part of the door plate 15 is made of magnetic material or a magnetic member is arranged on the door plate 15, and the magnet 151 on the shell 10 can be magnetically attracted to the door plate 15 or the magnetic member; or, the magnet 151 is arranged on the door plate 15, at least a part of the shell 10 is made of magnetic material or a magnetic member is arranged on the shell 10, and the magnet 151 on the door plate 15 can be magnetically attracted to the shell 10 or the magnetic member. The magnetic member can be a magnet 151 or an iron member. In the embodiment, the magnet 151 is arranged on the door plate 15, and a part of the shell 10 is made of magnetic material, and the door plate 15 is magnetically attracted to the shell 10 through the magnet 151.

[0049] The light emitted by the curing lamp assembly 30 can affect the health of the human body, for example, can harm the eyes, and in some optional embodiments, the shell 10 is provided with a curing lamp switch assembly 32, the curing lamp switch assembly 32 is signal connected with the curing lamp assembly 30, when the door plate 15 opens the opening 111, the door plate 15 triggers the curing lamp switch assembly 32, the curing lamp switch assembly 32 sends a signal to the curing lamp assembly 30, so that the curing lamp assembly 30 is closed, avoiding that the light emitted by the curing lamp assembly 30 affects the health of the user when the door plate 15 is opened. The structure of the curing lamp switch assembly 32 can be designed according to actual needs, for example, the curing lamp switch assembly 32 adopts a press switch, when the door plate 15 opens the opening 111, the door plate 15 will press the press switch to trigger the press switch.

[0050] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A post-curing apparatus for 3D printing, characterized in that, The application relates to a curing device, which comprises a shell, a hot air assembly, a curing lamp assembly and a water tank. An opening is formed in the front side of the curing cavity, and a corner mounting space is formed at the corner between the back side and the left side of the curing cavity or the corner between the back side and the right side of the curing cavity. The water tank is arranged in the curing cavity. The hot air assembly is arranged in the corner mounting space, and the air outlet direction of the hot air assembly is towards the water tank. The curing lamp assembly is arranged on the side of the curing cavity and / or the top of the curing cavity, and the light outlet direction of the curing lamp assembly is towards the water tank. A support plate is arranged at the corner mounting space, the hot air assembly is arranged on the side of the support plate away from the water tank, and the angle between the side of the support plate towards the water tank and the direction from the back side to the front side of the curing cavity is 40-50 degrees.

2. A post-curing apparatus for 3D printing according to claim 1, characterized in that: A temperature sensor and a control panel are further arranged in the curing cavity, the control panel is arranged on the side of the support plate towards the water tank, and the control panel is signal-connected with the temperature sensor and the hot air assembly respectively.

3. A post-curing apparatus for 3D printing according to claim 2, characterized in that, The corner mounting space is formed at the corner between the back side and the left side of the curing cavity and the corner between the back side and the right side of the curing cavity, the hot air assembly is arranged in one of the corner mounting spaces, and at least part of the curing lamp assembly is arranged in the other corner mounting space.

4. A post-curing apparatus for 3D printing according to claim 1, characterized in that: A heat dissipation fan assembly is arranged in the corner mounting space where the curing lamp assembly is arranged, and the air outlet of the heat dissipation fan assembly is towards the outside of the shell.

5. A post-curing apparatus for 3D printing according to claim 4, characterized in that: An electric rotating disc assembly is arranged at the bottom of the curing cavity, and the water tank is arranged on the electric rotating disc assembly.

6. A post-curing apparatus for 3D printing according to claim 1, characterized in that: A hanger is further arranged in the curing cavity, and hooks and / or hooking holes are arranged on the hanger.

7. A post-curing apparatus for 3D printing according to any one of claims 1 to 6, characterized in that: The hanger is movably connected with the shell, and the hanger can be moved to a curing position and an operating position relative to the shell, the hanger is arranged in the curing cavity when the hanger is in the curing position, and at least part of the hanger is arranged outside the curing cavity through the opening when the hanger is in the operating position.

8. A post-curing apparatus for 3D printing according to claim 7, characterized in that: A door plate is arranged on the shell, the door plate is movably connected with the shell, and the door plate can open or close the opening, and the door plate is magnetically matched with the shell when the door plate closes the opening.

9. A post-curing apparatus for 3D printing according to any one of claims 1 to 6, characterized in that: A door plate and a curing lamp switch assembly are arranged on the shell, the door plate is movably connected with the shell, and the door plate can open or close the opening, the curing lamp switch assembly is signal-connected with the curing lamp assembly, and the door plate triggers the curing lamp switch assembly when the door plate opens the opening.

10. A post-curing apparatus for 3D printing according to any one of claims 1 to 6, characterized in that: ​

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