3D printing metal powder processing equipment

Abstract

The utility model relates to the technical field of 3D printing metal powder processing, and discloses 3D printing metal powder processing equipment which comprises a workbench, a material receiving box is detachably connected to the outer surface of the lower end of the workbench, and a screening box is movably connected to the middle of the outer surface of the upper end of the workbench. Electric telescopic rods are fixedly connected to the two sides of the outer surface of the upper end of the workbench, a crushing box is fixedly connected to the outer surfaces of the upper ends of the electric telescopic rods, and a feeding opening is formed in the outer surface of the upper end of the crushing box. And at the moment, the screening frame screens powder in the screening box, the screening box can vibrate better through a telescopic rod and a vibration spring, the ground metal powder falls into a material receiving box through a discharging connecting hose to be collected, the ground powder can be screened in time, and the efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of 3D printing metal powder processing, in particular to a 3D printing metal powder processing and treatment device. Background Technique

[0002] 3D printing metal powder is micron-sized particles made of pure metal or alloy through specific processes. Common types of metal powders include titanium alloy, stainless steel, aluminum alloy, nickel-based superalloy, cobalt-chromium alloy, etc. The particle size of these powders is generally controlled between 15 - 150 microns to ensure uniform spreading and efficient laser melting during the 3D printing process. In terms of material properties, the metal powder should have high purity, good sphericity, stable chemical composition, and ideal particle size distribution, which are key factors affecting the quality and performance of the final printed parts. 3D printing metal powder is obtained through atomization, mechanical crushing, chemical synthesis, etc.

[0003] However, it still has some disadvantages. For example, when crushing the material of 3D printing metal powder, it is inconvenient to screen the crushed powder in time and perform secondary crushing in time, reducing the processing efficiency and bringing certain inconveniences.

[0004] To solve the above problems, a 3D printing metal powder processing and treatment device is proposed in this application. Content of the Utility Model

[0005] The purpose of the utility model is to provide a 3D printing metal powder processing and treatment device to solve the problem in the prior art that it is inconvenient to screen the crushed powder in time as mentioned in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A 3D printing metal powder processing and treatment device, including a workbench, the lower outer surface of the workbench is detachably connected with a material receiving box, the middle part of the upper outer surface of the workbench is movably connected with a screening box, both sides of the upper outer surface of the workbench are fixedly connected with electric telescopic rods, the upper outer surface of the electric telescopic rods is fixedly connected with a crushing box, the upper outer surface of the crushing box is provided with a feed inlet, and the inner wall of the feed inlet is movably connected with a crushing roller.

[0007] Preferably, a discharge connection hose is fixedly connected between the workbench and the screening box, and the upper outer surface of the workbench is fixedly connected with a telescopic rod and a vibration motor.

[0008] Preferably, the outer surface of the upper end of the telescopic rod is fixedly connected to the outer surface of the lower end of the screening box. A vibration spring is sleeved on the outer wall of the telescopic rod. The upper outer surface of the vibration motor is fixedly connected to a vibration connecting rod, and the vibration connecting rod is fixedly connected to the outer surface of the lower end of the screening box.

[0009] Preferably, a screening material receiving port is provided on the outer surface of the upper end of the screening box, and a through groove is provided on the outer surface of the front end of the screening box. The screening material receiving port communicates with the through groove, and a screening frame is detachably connected to the inner wall of the through groove.

[0010] Preferably, a fixed block is fixedly connected to one side of the outer surface of the front end of the screening box. An activity cavity is provided in the inner wall of the fixed block, and through holes are provided on the outer surfaces of both sides of the fixed block. The through holes communicate with the activity cavity.

[0011] Preferably, the through hole is slidably connected to a pulling column. A connecting block is fixedly connected to the outer surface of one side of the pulling column. A compression spring is fixedly connected to the outer surface of one side of the connecting block, and the other end of the compression spring is fixedly connected to the outer surface of one side of the inner wall of the activity cavity. A limiting stop block is fixedly connected to the outer surface of the other side of the connecting block.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] In the present utility model, the crushing box is provided to first crush the material. The crushed powder drops into the screening frame inside the screening box. At this time, the vibration motor is started so that the vibration connecting rod drives the screening box to vibrate. At this time, the screening frame screens the powder inside. The telescopic rod and the vibration spring can enable the screening box to vibrate better. The crushed metal powder drops into the receiving box through the discharge connecting hose for collection.

[0014] In the present utility model, the pulling column is pulled. At this time, the compression spring deforms, so that the limiting stop block enters the inside of the activity cavity. At this time, the screening frame can be taken out from the screening material receiving port, and the uncrushed material can be poured back into the feeding port for crushing and rolling again. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic diagram of the overall structure of a 3D printing metal powder processing and treatment device of the present utility model;

[0016] Figure 2 is a schematic diagram of the connection structure between the screening box and the workbench in a 3D printing metal powder processing and treatment device of the present utility model;

[0017] Figure 3 is a schematic diagram of the disassembly of the screening frame and the screening box in a 3D printing metal powder processing and treatment device of the present utility model;

[0018] Figure 4 This is a schematic plan view of the internal structure of the fixed block in a 3D printing metal powder processing and treatment device of the present utility model.

[0019] In the figure: 1, workbench; 2, material receiving box; 3, screening box; 4, electric telescopic rod; 5, crushing box; 6, feeding port; 7, crushing roller; 8, telescopic rod; 9, vibration spring; 10, vibration motor; 11, vibration connecting rod; 12, discharge connecting hose; 13, screening material receiving port; 14, through groove; 15, screening frame; 16, fixed block; 17, movable cavity; 18, through hole; 19, pulling column; 20, connecting block; 21, compression spring; 22, limit stop block. Specific embodiments

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0021] Please refer to Figures 1-4 , the present utility model provides a technical solution: a 3D printing metal powder processing and treatment device, including a workbench 1, the lower outer surface of the workbench 1 is detachably connected with a material receiving box 2, the middle part of the upper outer surface of the workbench 1 is movably connected with a screening box 3, both sides of the upper outer surface of the workbench 1 are fixedly connected with electric telescopic rods 4, the upper outer surface of the electric telescopic rod 4 is fixedly connected with a crushing box 5, the upper outer surface of the crushing box 5 is provided with a feeding port 6, and the inner wall of the feeding port 6 is movably connected with a crushing roller 7.

[0022] In this embodiment, as Figures 2-3 shown, a discharge connecting hose 12 is fixedly connected between the workbench 1 and the screening box 3, the upper outer surface of the workbench 1 is fixedly connected with a telescopic rod 8 and a vibration motor 10, the upper outer surface of the telescopic rod 8 is fixedly connected to the lower outer surface of the screening box 3, the outer wall of the telescopic rod 8 is sleeved with a vibration spring 9, the upper outer surface of the vibration motor 10 is fixedly connected with a vibration connecting rod 11, the vibration connecting rod 11 is fixedly connected to the lower outer surface of the screening box 3, the upper outer surface of the screening box 3 is provided with a screening material receiving port 13, the front outer surface of the screening box 3 is provided with a through groove 14, the screening material receiving port 13 is communicated with the through groove 14, the inner wall of the through groove 14 is detachably connected with a screening frame 15, the crushed powder drops into the screening frame 15 inside the screening box 3, at this time, the vibration motor 10 is started to make the vibration connecting rod 11 drive the screening box 3 to vibrate, at this time, the screening frame 15 screens the powder inside, through the telescopic rod 8 and the vibration spring 9, the screening box 3 can vibrate better, the crushed metal powder drops into the material receiving box 2 through the discharge connecting hose 12 for collection, and the crushed powder can be screened in time, improving the efficiency.

[0023] In this embodiment, as Figure 4 shown, on one side of the front outer surface of the screening box 3, a fixed block 16 is fixedly connected. An activity cavity 17 is formed in the inner wall of the fixed block 16. Through holes 18 are formed in the outer surfaces on both sides of the fixed block 16. The through holes 18 communicate with the activity cavity 17. The through holes 18 are slidably connected with a pulling column 19. A connecting block 20 is fixedly connected to the outer surface of one side of the pulling column 19. A compression spring 21 is fixedly connected to the outer surface of one side of the connecting block 20. The other end of the compression spring 21 is fixedly connected to the outer surface of one side of the inner wall of the activity cavity 17. A limiting stop block 22 is fixedly connected to the outer surface of the other side of the connecting block 20. By pulling through the arranged pulling column 19, at this time, the compression spring 21 deforms, so that the limiting stop block 22 enters the inside of the activity cavity 17. At this time, the screening frame 15 can be taken out from the screening material receiving port 13, and the uncrushed material can be poured back into the feeding port 6 for crushing and rolling again, and secondary crushing can be carried out in time.

[0024] Working principle:

[0025] When a 3D printing metal powder processing and treatment device is in use, first place the material into the feeding port 6, and crush and roll it through the crushing roller 7. The crushed powder drops into the screening frame 15 inside the screening box 3. At this time, start the vibration motor 10 so that the vibration connecting rod 11 drives the screening box 3 to vibrate. At this time, the screening frame 15 screens the powder inside. Through the telescopic rod 8 and the vibration spring 9, the screening box 3 can vibrate better, making the screening effect better. The crushed metal powder drops into the receiving box 2 through the discharge connecting hose 12 for collection. The powder after crushing can be screened in time, improving the efficiency. When it is necessary to perform secondary crushing on the material screened out in the screening frame 15, pull through the pulling column 19. At this time, the compression spring 21 deforms, so that the limiting stop block 22 enters the inside of the activity cavity 17. At this time, the screening frame 15 can be taken out from the screening material receiving port 13, and the uncrushed material can be poured back into the feeding port 6 for crushing and rolling again, and secondary crushing can be carried out in time and then screened through the screening box 3, and the operation is repeated until the material is crushed to the qualified standard.

[0026] Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Claims

1. A 3D printing metal powder processing device, comprising a workbench (1), characterized in that: The lower outer surface of the workbench (1) is detachably connected to a material receiving box (2), the middle of the upper outer surface of the workbench (1) is movably connected to a screening box (3), both sides of the upper outer surface of the workbench (1) are fixedly connected to electric telescopic rods (4), the upper outer surface of the electric telescopic rods (4) is fixedly connected to a crushing box (5), the upper outer surface of the crushing box (5) is provided with a feed port (6), and the inner wall of the feed port (6) is movably connected to a crushing roller (7).

2. A 3D printing metal powder processing equipment according to claim 1, characterized in that: A discharge connection hose (12) is fixedly connected between the workbench (1) and the screening box (3), and a telescopic rod (8) and a vibration motor (10) are fixedly connected to the outer surface of the upper end of the workbench (1).

3. A 3D printing metal powder processing equipment according to claim 2, characterized in that: The outer surface of the upper end of the telescopic rod (8) is fixedly connected to the outer surface of the lower end of the screening box (3), the outer wall of the telescopic rod (8) is sleeved with a vibration spring (9), the outer surface of the upper end of the vibration motor (10) is fixedly connected to a vibration connecting rod (11), and the vibration connecting rod (11) is fixedly connected to the outer surface of the lower end of the screening box (3).

4. The 3D printing metal powder processing equipment according to claim 3, characterized in that: The upper outer surface of the screening box (3) is provided with a screening material receiving port (13), the front outer surface of the screening box (3) is provided with a through groove (14), the screening material receiving port (13) is communicated with the through groove (14), and the inner wall of the through groove (14) is detachably connected with a screening frame (15).

5. A 3D printing metal powder processing equipment according to claim 4, characterized in that: A fixed block (16) is fixedly connected to one side of the front end outer surface of the screening box (3); an active cavity (17) is provided on the inner wall of the fixed block (16); through holes (18) are provided on the outer surfaces of both sides of the fixed block (16); and the through holes (18) are in communication with the active cavity (17).

6. A 3D printing metal powder processing equipment according to claim 5, characterized in that: The through hole (18) is slidably connected to the pulling column (19); a connecting block (20) is fixedly connected to an outer surface of one side of the pulling column (19); a compression spring (21) is fixedly connected to an outer surface of one side of the connecting block (20); an outer surface of the other end of the compression spring (21) is fixedly connected to an outer surface of one side of the inner wall of the movable cavity (17); and a limit stopper (22) is fixedly connected to an outer surface of the other side of the connecting block (20).

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