Metal powder cleaning and recycling device for 3D printing

Abstract

The metal powder cleaning and recycling device for 3D printing comprises a workbench, lead screws are movably arranged at the two ends of the workbench through bearings, a driving part for controlling the lead screws to spin and a waste collecting part for collecting waste are installed at the bottom of the workbench, and an absorbing part is arranged at the top of the workbench; the metal powder cleaning and recycling device for D printing has the beneficial effects that through cooperative use of the absorption part and other related assemblies, the air pump is controlled to suck dust or impurities on the surface of an object into the waste collecting box along the connecting pipe and the pipeline and collect the dust or the impurities, pollution to the environment due to impurity leakage is avoided, and furthermore, a motor is started, so that the cleaning and recycling efficiency is improved. The output shaft drives the conveying wheel to spin, under the transmission effect of the conveying belt, the conveying wheel drives the lead screw to spin synchronously, the lifting block connected to the lead screw in a threaded and sleeving mode drives the annular pipe to move, the corrugated pipe extends upwards, and therefore objects of different heights can be cleaned in an all-around mode.

Description

Technical Field

[0001] The present application relates to the technical field of metal powder recovery, and in particular to a metal powder cleaning and recovery device for 3D printing. Background Art

[0002] In the field of metal 3D printing, powder recycling and reuse are particularly important. This not only involves the economic benefits of the material, but also is related to environmental impact and the need for sustainable production. At this time, it is necessary to use a metal powder cleaning and recycling device for 3D printing.

[0003] When cleaning and recycling 3D printed objects, we may encounter some challenges. First, due to the special properties of 3D printed objects, there may be some dust or impurities on their surface. If these dust or impurities leak, they may cause certain pollution to the environment. Therefore, we need to take effective measures to prevent this from happening.

[0004] Secondly, 3D printed objects are usually of a certain height, which makes it more difficult to clean them in all directions. In order to ensure the cleanliness of their surfaces, we need to find a cleaning method that is both effective and environmentally friendly.

[0005] Therefore, in order to solve the above problems, the present application provides a metal powder cleaning and recovery device for 3D printing.

[0006] The above information disclosed in this background technology is only used to increase the understanding of the background technology of this application. Therefore, it may contain information that does not constitute the prior art known to ordinary technicians in this field. Utility Model Content

[0007] In order to solve the problems raised in the above background technology, the present application provides a metal powder cleaning and recovery device for 3D printing.

[0008] The present application provides a metal powder cleaning and recovery device for 3D printing, comprising a workbench, wherein screws are movably provided at both ends of the workbench through bearings, a driving part for controlling the rotation of the screw and a waste collecting part for collecting waste are installed at the bottom of the workbench, and an absorption part is provided on the top of the workbench, wherein the absorption part comprises a ring tube, a lifting block and a bellows, wherein the bellows is fixedly installed on the top surface of the workbench, and the ring tube is fixedly installed on the top of the bellows, and a lifting block is fixedly installed on the outside of the ring tube, and the lifting block is threadedly sleeved on the screw.

[0009] Preferably, the driving part includes a transmission wheel, a conveyor belt, a motor and a mounting block, wherein the transmission wheel is fixedly mounted on the bottom of the screw rod, and the transmission wheels are connected through a conveyor belt for transmission, the motor is fixedly mounted on the bottom of the workbench through the mounting block, and the output shaft of the motor is fixedly connected to the transmission wheel.

[0010] Preferably, the waste collecting part includes a waste collecting box, a pipeline, a connecting pipe, a filter element and an air pump, wherein the connecting pipe is fixedly connected to the side wall of the ring pipe, and the connecting pipe is connected to the inside of the waste collecting box through a pipeline, the waste collecting box is fixedly installed at the bottom of the workbench, and the filter element is fixedly installed on the side wall of the waste collecting box, and the air pump is fixedly installed on the filter element.

[0011] Preferably, annular through holes are opened on the inner side of the ring tube and are evenly distributed.

[0012] Preferably, the workbench is provided with a carrier plate located in a bellows for holding 3D printed objects.

[0013] In summary, this application has the following beneficial technical effects:

[0014] The 3D printing metal powder cleaning and recovery device uses an absorption part and other related components to control the air pump to suck dust or impurities on the surface of the object along the connecting pipe and pipeline into the waste collection box for collection, thereby preventing impurities from leaking out and polluting the environment. Furthermore, the motor is started, and its output shaft drives the transmission wheel to rotate. Under the transmission action of the conveyor belt, the transmission wheel drives the lead screw to rotate synchronously, and the lifting block threaded on the lead screw will drive the ring pipe to move, so that the corrugated pipe extends upward, so as to perform all-round cleaning of objects at different heights. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of Example 1 of the present application;

[0016] Figure 2 It is a schematic diagram of the overall structure and its local cross-section in Example 1 of the present application.

[0017] Explanation of the accompanying reference numerals: 1. Workbench; 2. Screw rod; 3. Driving unit; 301. Conveying wheel; 302. Conveyor belt; 303. Motor; 304. Mounting block; 4. Absorbing unit; 401. Ring pipe; 402. Lifting block; 403. Bellows; 5. Waste collecting unit; 501. Waste collecting box; 502. Pipeline; 503. Connecting pipe; 504. Filter element; 505. Air pump. DETAILED DESCRIPTION

[0018] The following is combined with Figure 1-Figure 2 This application is described in further detail.

[0019] Example 1: Reference Figure 1-Figure 2A metal powder cleaning and recovery device for 3D printing includes a workbench 1, with screws 2 movably provided at both ends of the workbench 1 through bearings, a driving part 3 for controlling the rotation of the screw 2 and a waste collecting part 5 for collecting waste are installed at the bottom of the workbench 1, and an absorption part 4 is provided on the top of the workbench 1, the absorption part 4 includes a ring tube 401, a lifting block 402 and a bellows 403, wherein the bellows 403 is fixedly installed on the top surface of the workbench 1, and the ring tube 401 is fixedly installed on the top of the bellows 403, and the lifting block 402 is fixedly installed on the outside of the ring tube 401, and the lifting block 402 is threadedly sleeved on the screw 2.

[0020] The driving unit 3 includes a transmission wheel 301, a conveyor belt 302, a motor 303 and a mounting block 304, wherein the transmission wheel 301 is fixedly mounted on the bottom of the screw rod 2, and the transmission wheels 301 are connected to each other through the conveyor belt 302. The motor 303 is fixedly mounted on the bottom of the workbench 1 through the mounting block 304, and the output shaft of the motor 303 is fixedly connected to the transmission wheel 301.

[0021] The waste collecting part 5 includes a waste collecting box 501, a pipeline 502, a connecting pipe 503, a filter element 504 and an air pump 505, wherein the connecting pipe 503 is fixedly connected to the side wall of the ring pipe 401, and the connecting pipe 503 is connected to the inside of the waste collecting box 501 through the pipeline 502. The waste collecting box 501 is fixedly installed at the bottom of the workbench 1, and the filter element 504 is fixedly installed on the side wall of the waste collecting box 501, and the air pump 505 is fixedly installed on the filter element 504.

[0022] The inner side of the ring tube 401 is provided with annular through holes that are evenly distributed.

[0023] The workbench 1 is provided with a carrier plate located in the bellows 403 for holding 3D printed objects.

[0024] The implementation principle of the metal powder cleaning and recovery device for 3D printing in the embodiment of the present application is as follows:

[0025] The air pump 505 is controlled to suck the dust or impurities on the surface of the object along the connecting pipe 503 and the pipe 502 into the waste collection box 501 for collection, so as to prevent the impurities from leaking out and polluting the environment. Furthermore, the motor 303 is started, and its output shaft drives the transmission wheel 301 to rotate. Under the transmission action of the conveyor belt 302, the transmission wheel 301 drives the screw rod 2 to rotate synchronously, and the lifting block 402 threadedly connected to the screw rod 2 will drive the ring pipe 401 to move, so that the bellows 403 extends upward to perform all-round cleaning of objects at different heights.

[0026] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense, and may refer to mechanical or electrical connections, internal communication between two components, or direct connection. "Up," "down," "left," and "right" are only used to indicate relative positional relationships. When the absolute positions of the objects being described change, the relative positional relationships may also change.

[0027] Secondly: The drawings of the embodiments disclosed in this utility model only involve structures related to the embodiments disclosed in this utility model. Other structures can refer to common designs. In the absence of conflicts, the same embodiment and different embodiments of the utility model can be combined with each other.

[0028] Finally: The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

[0029] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A metal powder cleaning and recovery device for 3D printing, comprising a workbench (1), characterized in that: Screw rods (2) are movably provided at both ends of the workbench (1) via bearings, a driving portion (3) for controlling the rotation of the screw rod (2) and a waste collecting portion (5) for collecting waste are installed at the bottom of the workbench (1), and an absorption portion (4) is provided on the top of the workbench (1), the absorption portion (4) comprising a ring tube (401), a lifting block (402) and a bellows (403), wherein the bellows (403) is fixedly installed on the top surface of the workbench (1), and the ring tube (401) is fixedly installed on the top of the bellows (403), and the lifting block (402) is fixedly installed on the outside of the ring tube (401), and the lifting block (402) is threadedly sleeved on the screw rod (2).

2. The metal powder cleaning and recovery device for 3D printing according to claim 1, characterized in that: The driving part (3) comprises a transmission wheel (301), a transmission belt (302), a motor (303) and a mounting block (304), wherein the transmission wheel (301) is fixedly mounted on the bottom of the screw rod (2), and the transmission wheels (301) are connected to each other through the transmission belt (302), and the motor (303) is fixedly mounted on the bottom of the workbench (1) through the mounting block (304), and the output shaft of the motor (303) is fixedly connected to the transmission wheel (301).

3. The metal powder cleaning and recovery device for 3D printing according to claim 1, characterized in that: The waste collecting portion (5) comprises a waste collecting box (501), a pipeline (502), a connecting pipe (503), a filter element (504) and an air pump (505), wherein the connecting pipe (503) is fixedly connected to the side wall of the ring pipe (401), and the connecting pipe (503) is communicated with the interior of the waste collecting box (501) through the pipeline (502), the waste collecting box (501) is fixedly installed at the bottom of the workbench (1), and the filter element (504) is fixedly installed on the side wall of the waste collecting box (501), and the air pump (505) is fixedly installed on the filter element (504).

4. The metal powder cleaning and recovery device for 3D printing according to claim 1, characterized in that: The inner side of the ring tube (401) is provided with annular through holes that are evenly distributed.

5. The metal powder cleaning and recovery device for 3D printing according to claim 1, characterized in that: The workbench (1) is provided with a loading plate located in the bellows (403) for holding 3D printed objects.

Images