CN220784893U - Post-processing equipment for 3D printing product - Google Patents

Abstract

The utility model belongs to the technical field of 3D printing, and discloses post-processing equipment of 3D printing products, which is used for carrying out post-processing on the 3D printing products and comprises a frame, a cleaning box and a secondary curing box, wherein the cleaning box is arranged on the frame and is configured to clean the 3D printing products; the secondary curing box is arranged on the rack and is configured to perform secondary curing on the 3D printing product. The utility model discloses post-treatment equipment for 3D printed products, which integrates a secondary curing box and a cleaning box required by post-treatment of the 3D printed products on a frame, so that the situation that operators need to replace different stations when post-treating the products is avoided, and the working efficiency is improved.

Description

Post-processing equipment for 3D printing product

Technical Field

The utility model relates to the technical field of 3D printing, in particular to post-processing equipment for 3D printing products.

Background

3D printing is a technology for constructing objects by means of layer-by-layer printing using a bondable material such as powdered metal or plastic based on a digital model file. However, the surface of the 3D printed article may be rough, and the product model may be used only after subsequent processing, which generally includes secondary photo-curing, cleaning, polishing, and the like.

At present, the working procedures when the product is subjected to post-treatment are scattered, and when staff performs the post-treatment, different working procedures are required to be replaced by different working stations to perform different working procedures, so that the process is complicated, and the working efficiency is reduced.

Therefore, the above-described problems are to be solved.

Disclosure of Invention

The utility model aims to provide post-processing equipment for a 3D printing product, which can finish polishing, cleaning and photo-curing of the 3D printing product without changing stations.

To achieve the purpose, the utility model adopts the following technical scheme:

a post-processing apparatus for a 3D printed product, for post-processing the 3D printed product, comprising:

a frame;

a cleaning tank provided on the frame and configured to clean the 3D printed product; and

And the secondary curing box is arranged on the rack and is configured to perform secondary curing on the 3D printing product.

Preferably, the frame includes an upper stage and a lower stage, the cleaning tank is provided on the lower stage, and the secondary curing tank is provided on the upper stage.

Preferably, the post-processing device of the 3D printing product further comprises a polishing area, wherein the polishing area is arranged on one side of the lower workbench and is adjacent to the cleaning box.

Preferably, a top plate of the washing tank has a slope, and the top plate protrudes from the upper stage and gradually decreases in height along an extending direction of the top plate;

the material of roof is transparent, corrosion-resistant material.

Preferably, the side wall of the cleaning box, which exceeds the upper workbench, is provided with two through holes, and rubber gloves facing the inside of the cleaning box are arranged at the two through holes.

Preferably, the post-processing device for 3D printed products further comprises a first baffle and a second baffle, wherein the first baffle and the second baffle are both arranged at the top of the lower workbench, and the first baffle is arranged opposite to the outer side wall of the cleaning box;

the first baffle, the second baffle and the outer side wall ring of the cleaning box form the polishing area.

Preferably, the top of the first baffle is connected with the bottom of the upper workbench, and the width of the first baffle is not smaller than the width of the lower workbench; the edge of the second baffle is respectively in sealing connection with the cleaning box, the bottom of the upper workbench and the first baffle.

Preferably, the post-processing apparatus of the 3D printing product further comprises a dust removing device configured to remove dust generated when the 3D printing product is polished in the polishing area.

Preferably, the post-treatment device for 3D printing products further comprises a waste liquid collection tank and a conduit, wherein the waste liquid collection tank is arranged at the bottom of the lower-layer workbench and is connected with the cleaning tank through the conduit, and the waste liquid collection tank is configured to collect waste liquid after cleaning the 3D printing products in the cleaning tank.

Preferably, the post-processing apparatus for 3D printing products further includes a storage box, which is disposed on the upper stage.

The utility model has the beneficial effects that:

the utility model discloses post-treatment equipment for 3D printed products, which integrates a secondary curing box and a cleaning box required by post-treatment of the 3D printed products on a frame, can avoid the need of changing different stations when an operator carries out post-treatment on the products, and improves the working efficiency.

Drawings

FIG. 1 is a schematic diagram of a post-processing apparatus for a 3D printed product in an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a post-processing apparatus for a 3D printed product in a purge bin removal baffle and top plate in an embodiment of the utility model;

FIG. 3 is a rear view of FIG. 1;

FIG. 4 is a schematic view of the structure of a secondary curing box according to an embodiment of the present utility model;

FIG. 5 is a schematic view showing the structure of a secondary curing box removal door in an embodiment of the present utility model;

fig. 6 is a cross-sectional view of fig. 4.

In the figure:

1. a frame; 11. an upper layer workbench; 12. a lower stage;

2. a cleaning box; 21. a case; 211. a frame; 212. a top plate; 213. a side plate; 2131. a through hole; 22. a wash basin; 23. a cover plate;

3. polishing areas; 31. a first baffle; 32. a second baffle; 33. a dust removal device; 331. a first filtering unit; 332. a second filtering unit; 34. an illuminating element; 35. a dust-discharging control panel;

4. a secondary curing box; 41. an outer housing; 42. an inner housing; 43. a turntable; 44. a light emitting source; 45. a heat dissipation assembly; 451. a heat dissipation part; 46. a cabinet door; 47. solidifying the control panel;

5. a waste liquid collection box; 6. a waste liquid collection control panel; 7. and storing the box.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

At present, the working procedures when the product is subjected to post-treatment are scattered, and when staff performs the post-treatment, different working procedures are required to be replaced by different working stations to perform different working procedures, so that the process is complicated, and the working efficiency is reduced.

In order to solve the above-described technical problems, as shown in fig. 1 to 6, the post-processing apparatus for 3D printed products disclosed in the present embodiment can be used for post-processing 3D printed products, the post-processing apparatus for 3D printed products including a frame 1, a cleaning box 2, a polishing area 3, and a secondary curing box 4, the frame 1 being provided with an upper stage 11 and a lower stage 12, the cleaning box 2 being disposed on one side of the lower stage 12 and configured to clean the 3D printed products, the polishing area 3 being disposed on the other side of the lower stage 12 and configured to polish the 3D printed products, the secondary curing box 4 being disposed on the upper stage 11 and configured to secondarily cure the 3D printed products. The secondary curing box 4, the cleaning box 2 and the polishing area 3 required for post-treatment of the 3D printing product are integrated on the frame 1, so that operators can conveniently carry out a series of post-treatment operations such as secondary curing, polishing and cleaning on the 3D printing product, different stations are prevented from being replaced when the operators carry out post-treatment on the product, and the working efficiency is improved. The post-processing apparatus for 3D printed products further includes a storage box 7, the storage box 7 being disposed on the upper stage 11 and for storing tools required for post-processing of the 3D printed products, the storage box 7 being disposed adjacent to the secondary curing box 4, and the storage box 7 being capable of being provided in plurality, without being particularly limited in this embodiment.

Further, in order to avoid blocking the operator by the upper stage 11 when cleaning or polishing the 3D printed product, the lower stage 12 needs to be extended to the outside of the upper stage 11. The upper stage 11 and the lower stage 12 are rectangular or arc-shaped, preferably rectangular in this embodiment, and it is understood that the upper stage and the lower stage are stepped.

Further, the cleaning tank 2 includes a tank body 21 and a cleaning bowl 22, wherein the tank body 21 includes a frame 211, a top plate 212 and a side plate 213, the frame 211 is formed by angle iron welding, the frame 211 is arranged at the top of the lower-layer workbench 12, then the top plate 212 and the side plate 213 are respectively arranged on the frame 211 to form a closed cavity in a surrounding shape, a 3D printing product is placed in the cavity for cleaning, the top plate 212 and the frame 211 are connected in a rotating manner through a hinge (not shown in the figure), the 3D printing product to be cleaned is conveniently placed in the tank body 21, and cleaning liquid is also conveniently added into the cleaning tank 2. The cleaning liquid commonly used is volatile liquid such as alcohol and has corrosiveness, when the inside of the box 21 is cleaned, the cleaning liquid can be prevented from being splashed on the body of an operator to cause damage to the operator, and because the cleaning liquid is usually volatile liquid such as high-concentration alcohol and the like, flammable gas is volatilized, safety accidents are easy to be caused, and the inside of the box 21 is cleaned to the product, so that the safety accidents can be avoided.

Further, in order to avoid the damage to the operator caused by the liquid when the cleaning liquid volatilizes, activated carbon is further disposed inside the case 21 to absorb the volatile cleaning liquid, and other conventional adsorptive substances may be selected, however, the present embodiment is not limited thereto.

Further, the side plates 213 are welded to the frame 211, in order to avoid corrosion of the operator during the cleaning process, two through holes 2131 are formed in one of the side walls, the through holes 2131 are profiled with the arms of the operator, and the through holes 2131 facilitate the operator to extend the arms into the box 21, so as to clean the 3D printing product located in the box 21.

Further, in order to prevent the operator from being damaged easily due to volatilization of the cleaning liquid when not cleaning for a long time, in this embodiment, the top of the cleaning basin 22 is rotated to be provided with the cover plate 23, and when not working for a long time, the cover plate 23 is rotated to the upper side of the cleaning basin 22, the cover plate 23 can cover the cleaning basin 22, thereby preventing the cleaning liquid from volatilizing into the air, avoiding the safety accident caused by the fact that the volatile gas touches open fire, and preventing the body of the operator from being damaged by the volatilized gas. And a locking piece is arranged on the cover plate 23 to prevent the cleaning liquid from being sprayed out when the frame 1 shakes.

To facilitate the spraying of cleaning liquid from the basin 22 during the cleaning process, cleaning of the cleaning liquid sprayed onto the lower table 12 is inconvenient, so that the top of the basin 22 is flush with the lower table 12 or below the lower table 12.

Further, in order to facilitate the operator's observation of the 3D printed product while cleaning the product, the top of the box 21 is provided with a transparent top plate 212 and has a slope. Specifically, the frame 211 is composed of a plurality of cross frames and a plurality of vertical frames, the cross section of the frame 211 formed by the splicing is right trapezoid, and the right-angled waist is placed on the top of the lower table 12, so that the top plate 212 of the washing tank 2 has a gradient. It is to be understood that the top plate 212 is at the lowest point near the end of the side plate 213 where the through hole 2131 is located, wherein the gradient of the top plate 212 may be determined according to the actual working scenario, and is not particularly limited in this embodiment.

Further, the top plate 212 is made of transparent and corrosion-resistant materials, and operators can conveniently observe 3D printing products in the cleaning process by selecting the transparent materials, and corrosion-resistant materials can prevent the top plate 212 from being corroded in the cleaning process due to volatilization of alcohol, and preferably, the top plate 212 is a transparent acrylic plate. In some embodiments, the top plate 212 may be made of other materials, which is not particularly limited in this embodiment.

In order to avoid corrosion of the skin caused by the contact of the operator with alcohol for a long time during the cleaning, rubber gloves (not shown in the drawing) are provided in the present embodiment, which are provided at the two through holes 2131, and which extend toward the inside of the cleaning tank 2. The rubber glove can be detachably arranged at the two through holes 2131, so that the rubber glove can be conveniently replaced, the rubber glove can be replaced according to the size of hands of operators, and the rubber glove can be replaced after long-time use.

Further, the cleaning liquid in the cleaning bowl 22 becomes contaminated and cloudy after a long period of use, and for this purpose, a waste liquid collecting device is provided below the lower stage 12, the waste liquid collecting device being configured to collect waste liquid in the cleaning bowl 22. The liquid collecting device includes a waste liquid collecting tank 5, a pipe (not shown in the figure) and a valve (not shown in the figure), the waste liquid collecting tank 5 is disposed at the bottom of the lower stage 12, the waste liquid collecting tank 5 is connected with the cleaning basin 22 through the pipe, the valve is disposed inside the pipe and configured to close the pipe, and the valve may be a manual valve or a pneumatic valve, which is not particularly limited in this embodiment.

To control the opening and closing of the valve, the waste collection device further includes a waste collection system configured to control the closing of the valve. Further, the waste liquid collection system includes a waste liquid collection control panel 6, the waste liquid collection control panel 6 is disposed on a side wall of the lower stage 12, an operator can control the closing of the valve through the waste liquid collection control panel 6, when the waste liquid needs to be discharged, the operator can open the valve through the waste liquid collection control panel 6, discharge the waste liquid and can close the valve through the waste liquid collection control panel 6 when new cleaning liquid is added into the cleaning basin 22.

In order to avoid that generated scraps and dust affect the work of operators and harm the health of operators during polishing, the post-processing apparatus for 3D printing products disclosed in this embodiment further includes a dust removing device 33 disposed on the lower stage 12 and configured to remove scraps generated during polishing of the 3D printing products in the polishing region 3, the polishing region 3 being disposed adjacent to the cleaning tank, the dust removing device 33 including a dust discharging passage (not shown in the drawing), a filtering portion and a gas source (not shown in the drawing), an upstream end of the dust discharging passage being in communication with the polishing region 3, a downstream end of the dust discharging passage being in communication with an outside of the lower stage 12, the gas source being configured to absorb dust generated when the 3D printing products are placed in the polishing region 3, the filtering portion being disposed inside the dust discharging passage and being configured to block the dust from passing out of the downstream end. It can be appreciated that when polishing 3D printing product, open the air supply, inhale the dust passageway with piece and the powder that produces in, block the piece to the dust passageway in through the filter part, can avoid the dust to discharge into the air, cause the pollution to the air.

It is understood that the air source can be arranged at the downstream end and can also be arranged outside the dust discharging channel, when dust is discharged, the air source can generate negative pressure in the dust discharging channel, the air with chips and dust can be sucked into the dust discharging channel and filtered by the filtering part, the filtered air flow can be discharged out of the dust discharging channel, and the filtered air flow does not contain chips and dust or dust with a small part can not greatly affect the whole operation environment, so that the working environment of operators can be improved, and the damage of the dust to the operators can be reduced. The air source may be an exhaust fan or the like, or may be an existing device capable of generating negative pressure inside the dust exhaust pipeline, and the embodiment is not particularly limited.

Further, the filtering part includes a first filtering unit 331 and a second filtering unit 332, the first filtering unit 331 is disposed at an end of an upstream end of the dust exhaust duct, and the first filtering unit 331 is configured to prevent 3D printing products from falling into the dust exhaust duct, the first filtering unit 331 can block some large scraps to the end of the upstream end, after accumulating to a certain extent, the operator can clean the large scraps conveniently, and the second filtering unit 332 is disposed at a downstream end and is configured to prevent the dust from being discharged out of the small scraps of the dust exhaust duct and the dust from entering the dust exhaust duct, so that the dust can be prevented from being discharged out of the dust exhaust duct to pollute the working environment. The first filter unit 331 is a first filter, the second filter unit 332 is a second filter, and the mesh number of the first filter is smaller than that of the second filter. In addition, the second filtering unit 332 may be a dust removing filter element, where the dust removing filter element is sleeved in the dust discharging channel, and the dust removing filter element is profiled with the downstream end. In other possible embodiments, the first filter unit 331 and the second filter unit 332 may be other existing filter elements, which is not specifically limited in this embodiment.

The first filter unit 331 can prevent to fall into the dust exhaust passageway at the in-process 3D of polishing and print the product, set up first filter unit 331 in the tip of dust exhaust passageway to with lower floor's workstation 12 are parallel, and first filter unit 21 is parallel with polishing platform 1 can make things convenient for operating personnel to clear up by first filter unit 21 blockked big piece, and the second filter unit 332 sets up the other tip at the dust exhaust passageway preferentially to parallel with lower floor's workstation 12 lateral wall also can set up in the inside of dust exhaust passageway, does not do specific restriction in this embodiment.

The dust removing device 33 further comprises a dust collecting box and a dust channel, the dust collecting box is arranged at the bottom of the lower-layer workbench 12, two ends of the dust channel are respectively communicated with the dust discharging channel and the dust collecting box, and the joint of the dust channel and the dust discharging channel is located between the first filtering unit 331 and the second filtering unit 332, so that the second filtering unit 332 is blocked after a period of time for collecting dust in the dust discharging channel, and the dust discharging channel is further blocked, so that dust discharging efficiency is affected.

Further, in order to prevent some dust from being cleaned by the dust removing device in time, the dust is easily blown away in the air by the air current in the air, and the first baffle 31, the second baffle 32 and the third baffle are sequentially arranged on the top of the workbench, it is understood that the first baffle 31, the second baffle 32 and the third baffle enclose the polishing area 3 and leave the operating position of the operator. The third baffle may be a separate plate or may be an outer side wall of the washing tank 2, and further, the top of each of the first baffle 31, the second baffle 32 and the third baffle is connected to the cover plate 23, and the lower stage extends to the outside of the cover plate 23. The cover plate 23 may be a separate plate or may be the bottom of the upper stage 11. The first baffle 31, the second baffle 32, the third baffle and the cover plate 23 can effectively reduce dust from being blown out of the machine frame 1, and can block airflow flowing from the outside to enable dust to circulate in the air.

Further, in order to ensure that the operator can observe the polishing condition of the 3D printed product with sufficient light during polishing, illumination elements 34 are provided at the positions of the first baffle 31, the second baffle 32, the third baffle and the cover plate 23 facing the polishing area 3. The lighting element 34 may be an LED lamp, or may be any other existing lighting element, which is not particularly limited in this embodiment.

Further, the post-processing polishing apparatus for 3D printed products further comprises a dust exhaust control system configured to control the air source to be turned on. The dust exhaust control system comprises a dust exhaust control panel 35, wherein the dust exhaust control panel 35 is arranged on the second baffle 32, and an operator can control the opening of the lighting element 34 or the air source through the dust exhaust control panel 35.

In order to perform secondary curing on the 3D printed product, the post-processing apparatus for a 3D printed product disclosed in this embodiment further includes a secondary curing box 4 for performing secondary curing on the 3D printed product, where the secondary curing box 4 includes an outer shell 41, an inner shell 42, and a plurality of curing devices, the curing devices include a light emitting source 44 and a heat dissipating component 45, the outer shell 41 is disposed on the upper stage 11, air holes are uniformly distributed on a side wall of the outer shell 41, the heat dissipating component 45 is disposed opposite to the air holes, the inner shell 42 is disposed inside the outer shell 41 and configured to place the 3D printed product, and a gap is left between an inner side wall of the outer shell 41 and an outer side wall of the inner shell 42, and the light emitting source 44 is configured to cure the 3D printed product inside the inner shell 42. The 3D printing product to be cured is placed in the inner shell 42 and is cured through the curing device, so that the surface fixing of the 3D printing product is uniform, the curing devices are arranged in the gaps and uniformly distributed in the gaps, multiple curing devices are arranged between each outer side wall of the inner shell 42 and each inner side wall of the outer shell 41, and the curing devices on the same outer side wall are uniformly distributed along the height direction of the inner shell 42.

Specifically, the solidification equipment includes light emitting source 44 and radiator unit 45, radiator unit 45 includes radiating part 451, heat dissipation glue (not shown in the figure) and fan (not shown in the figure), light emitting source 44 sets up a plurality ofly, a plurality of light emitting sources 44 all set up on the lateral wall of inner shell 42 through the light source support, the light beam that a plurality of light emitting sources 44 sent can shine and get into inner shell 42 to can carry out the secondary solidification to the 3D printing product after having cured, radiator unit 45 sets up the back at light emitting source 44, and radiator unit 45 and light emitting source 44 one-to-one set up, can guarantee that the heat that light emitting source 44 produced in the in-process of carrying out illumination can be timely by radiator unit 45 lead away, can improve heat exchange efficiency, and then can improve solidification efficiency.

Further, the heat dissipation part 451 and the fan are sequentially disposed on the back of the light emitting source 44 along the direction from the inner housing 42 to the outer housing 41, and the air holes are correspondingly disposed on the outer housing 41, further, the heat dissipation part 451 is in a trapezoid shape, the cross-sectional area of the heat dissipation part 451 is gradually reduced along the direction from the inner housing 42 to the outer housing 41, and the shape of the heat dissipation part 451 may be a trapezoid or an ellipsoid, which is not particularly limited in this embodiment. The heat dissipation portion 451 may be an aluminum-type heat dissipation fin, and the heat dissipation fin may be a heat dissipation fin made of other materials, and is not particularly limited in this embodiment. The heat dissipation portion 451 and the fan can increase the heat exchange efficiency between the inside and the outside of the inner case 42.

During the secondary curing, heat is transferred into the gap between the outer case 41 and the inner case 42 through the heat dissipation part 451 and heats the air in the gap, and the heated air can be discharged out of the gap through the air holes by the fan. In order to ensure that the heat exchange can be performed faster in the gap under the action of the fans, one of the fans on the two opposite gaps is set to blow to the inner part of the gap, the other fan is set to blow to the outer part of the gap, the fans in the remaining gaps can be set to blow to the inner part of the gap, the fans can also be set to blow to the outer part of the gap, a part of the fans can also blow to the inner part of the gap, and the other part of the fans blows to the outer part of the gap, so that the embodiment is not particularly limited.

Further, the fans are arranged in the gaps through the frame body, the frame body is arranged at the position opposite to the heat dissipation portion 451, and the fans can be arranged at the position staggered with the heat dissipation portion 451, at this time, the fans can be arranged in the staggered positions in the gaps through the arranged frame body, and air holes are correspondingly formed in the side walls corresponding to the fans so as to facilitate air circulation.

Further, the secondary curing box 4 also includes a curing control system configured to control the fan rotation and the rotation speed. The curing control system includes a curing control panel 47, the curing control panel 47 being provided on the outer side wall of the outer housing 41, and an operator being able to control the heat generated by the light emitting source 44 and the rotation speed of the fan through the curing control panel 47.

Further, a cabinet door 46 is arranged on the outer shell 41, and the cabinet door 46 is a translation cabinet door 46; the translation direction may be left-right translation or up-down translation, and the translation type cabinet door 46 is in the prior art, which is not limited in this embodiment. Further, in order to prevent the door 46 from suddenly opening during curing to affect the curing effect, the secondary curing box 4 further comprises a magnetic attraction device configured to attract and fix the door 46 when the door 46 is closed. The magnetic attraction device may be some existing magnetic attraction devices, and is not particularly limited in this embodiment.

Further, in order to uniformly cure the surface of the 3D printed product, a turntable 43 is provided inside the inner case 42, and the turntable 43 is detachably provided at the bottom of the inner case 42. Before solidifying a product, the product is placed on the turntable 43, then the turntable 43 is mounted on the rotating shaft at the bottom of the inner shell 42, the rotating shaft rotates to drive the product to rotate, after solidification is completed, the product is directly taken out together with the turntable 43, and then the next product to be solidified and the corresponding turntable 43 are placed in the inner shell 42, so that the efficiency of operators can be improved.

Further, in order to increase the curing efficiency of the 3D printed product, the turntable 43 may be provided with multiple layers, taking two layers of turntable 43 as an example, an upper layer of turntable 43 is provided above the lower layer of turntable 43 through multiple vertical rods, the length of each vertical rod is required to ensure that the 3D printed product on the lower layer of turntable 43 will not exist where the 3D printed product is not irradiated by the light emitting source 43, and meanwhile, a reflective sheet may be provided at the bottom of the upper layer of turntable 43, so that the light emitting source 43 can irradiate the 3D printed product on the lower layer of turntable 43. The rotational speed of carousel 43 can be controlled by solidification control system, and the operating personnel can have solidification control panel 47 to regulate and control the rotational speed of carousel 43 to can be better solidify 3D printing product.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (9)

1. A post-processing apparatus for a 3D printed product, for post-processing the 3D printed product, comprising:

a frame (1), wherein the frame (1) is provided with an upper-layer workbench (11) and a lower-layer workbench (12);

a cleaning tank (2), the cleaning tank (2) being provided to the lower stage (12) and configured to clean the 3D printed product; and

A secondary curing box (4), the secondary curing box (4) being provided to the upper stage (11) and configured to perform secondary curing on the 3D printed product.

2. The post-processing apparatus of 3D printed products according to claim 1, further comprising a sanding area (3), the sanding area (3) being arranged on one side of the lower table (12) and adjacent to the washing tank (2).

3. The post-processing apparatus of 3D printed products according to claim 2, wherein a top plate (212) of the purge bin (2) has a slope, the top plate (212) protrudes out of the upper stage (11) and a height of the top plate (212) gradually decreases along an extending direction of the top plate (212);

the top plate (212) is made of transparent and corrosion-resistant materials.

4. A post-processing device for 3D printed products according to claim 3, characterized in that the side wall of the cleaning box (2) beyond the upper layer workbench (11) is provided with two through holes (2131), and the two through holes (2131) are provided with rubber gloves facing the inside of the cleaning box (2).

5. The post-processing apparatus of a 3D printed product according to claim 2, further comprising a first baffle (31) and a second baffle (32), the first baffle (31) and the second baffle (32) being both disposed on top of the lower stage (12), and the first baffle (31) being disposed opposite to an outer side wall of the purge bin (2);

the first baffle (31), the second baffle (32) and the outer side wall ring of the cleaning box (2) form the polishing area (3).

6. The post-processing apparatus of a 3D printed product according to claim 5, wherein a top of the first barrier (31) is connected to a bottom of the upper stage (11), a width of the first barrier (31) being not smaller than a width of the lower stage (12); the edges of the second baffle plates (32) are respectively in sealing connection with the cleaning box (2), the bottom of the upper-layer workbench (11) and the first baffle plates (31).

7. The post-processing apparatus of 3D printed products according to claim 6, further comprising a dust removal device (33), wherein the dust removal device (33) is configured to remove dust generated when the 3D printed products are placed in the grinding zone (3) for grinding out of the grinding zone (3).

8. The post-treatment device of 3D printed products according to claim 1, further comprising a waste liquid collection tank (5) and a conduit, the waste liquid collection tank (5) being arranged at the bottom of the lower stage (12) and being connected to the purge tank (2) by the conduit, the waste liquid collection tank (5) being configured to collect waste liquid from the purge tank (2) after purging the 3D printed products.

9. The post-processing apparatus of 3D printed products according to claim 1, further comprising a storage box (7), the storage box (7) being provided to the upper stage (11).