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Direct-writing type metal electrochemical 3D printing device and printing method

A 3D printing and electrochemical technology, applied in the field of additive manufacturing, can solve the problems of high energy consumption and high cost, and achieve the effects of low printing energy consumption, easy equipment, and small size

Pending Publication Date: 2021-05-25
DALIAN UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In view of the above shortcomings, the present invention provides a direct-writing metal electrochemical 3D printing device to solve the problems of high cost, high energy consumption, and thermal stress on the workpiece that exist in the current traditional metal 3D technology processing.

Method used

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  • Direct-writing type metal electrochemical 3D printing device and printing method
  • Direct-writing type metal electrochemical 3D printing device and printing method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0032] This embodiment is provided with computer 1, and computer 1 is connected with power supply controller 2 and motor 15 simultaneously, and one side of motor 15 is connected with computer 1, and the other side of motor 15 is connected with the base of X-Y-Z three-coordinate support 3, and X-Y-Z three-coordinate support 3 A platen 14 is provided below the X-Y-Z three-coordinate support 3, and the Z-axis of the X-Y-Z three-coordinate support 3 is connected to one side of the anode support 4, and the other side of the anode support 4 is connected to the anode clamp 6, and the anode clamp 6 is provided with a tool anode 5, and the tool anode 5 is below the A workpiece 7 is provided, a printing substrate 8 is arranged under the workpiece 7, a conductive electrode plate 9 is arranged under the printing substrate 8, the conductive electrode plate 9 is arranged in the 3D printing generating groove 13, and the 3D printing generating groove 13 is also arranged on the platen 14 . One...

Embodiment 2

[0034]The direct-writing metal electrochemical 3D printing device described in this embodiment is divided into functional areas: a control area A, an electrochemical printing area B, and a solution circulation area C. The control area A uses the computer 1 to control the motor 15 and the power supply controller 2 to set the movement track and current of the electrochemical printing area B. In the electrochemical working area B, the anode support 4 is fixed on the Z axis of the X-Y-Z three-coordinate support 3 driven by the motor 15, and the anode clamp 6 is connected to the end of the anode support 4, and the tool anode 5 is installed in the anode clamp 6; the 3D printing generator 13 is placed under the anode 5 of the tool, and a conductive plate 9 is arranged in the 3D printing generating tank 13, and the conductive printing substrate 8 is placed on the conductive plate 9; under the action of current and conductive fluid, the movement of the anode 5 is used to print A preset...

Embodiment 3

[0036] This embodiment relates to a printing method of a direct-writing metal electrochemical 3D printing device, and the steps of the method are as follows:

[0037] S1. Utilize modeling software to draw the solid model of three-dimensional metal workpiece 7 in computer 1;

[0038] S2. Use layered slicing software to process the three-dimensional entity in layers, obtain cross-sectional information, and plan the anode movement path. In this process, support structures can be added. Because the current has a certain diffusion on the substrate, it needs to be at the bottom of the model Reserve a certain thickness of invalid printing layer;

[0039] S3. Use the motor 15 to drive the X-Y-Z three-coordinate support 3 to drive the tool anode 5 on the anode support 4 to move above the conductive printing substrate 8, so that the tool anode 5 and the printing substrate 8 are in the correct initial position, and at the same time, the peristaltic pump 10 acts Next, the metal ion solut...

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Abstract

The invention discloses a direct-writing type metal electrochemical 3D printing device and a printing method, and belongs to the field of additive manufacturing. The direct-writing type metal electrochemical 3D printing device is divided into a control area A, an electrochemical printing area B and a solution circulation area C according to functional areas. The control area A uses a computer to control a motor and a power supply controller to set a motion trail, current and the like of the electrochemical printing area B. The direct-writing type metal electrochemical 3D printing device is high in locality and printing efficiency, equipment is easy to implement, and meanwhile the service cycle of an electrolyte solution is prolonged.

Description

technical field [0001] The invention belongs to the field of additive manufacturing, and in particular relates to a direct-writing metal electrochemical 3D printing device and a printing method. Background technique [0002] Metal 3D printing technology is an emerging technology that slices and layers metal parts models, and then stacks them layer by layer from bottom to top to manufacture entities. This technology has received extensive attention in aerospace, medical, biological and other fields. However, the general metal 3D printing technology has many limitations in material selection, processing stability, and processing accuracy, which makes it unable to be applied on a large scale. Although some metal 3D printing technologies (such as selective laser melting and electron beam melting) can produce better parts than machining, they require the material to be completely melted during the manufacturing process, resulting in high residual stress in the workpiece. Conven...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C25D1/00B33Y10/00B33Y30/00
CPCC25D1/003B33Y10/00B33Y30/00
Inventor 钱宁开吴蒙华贾卫平于昇元佐姗姗
Owner DALIAN UNIV