TWI693002B - Additive manufacturing device and manufacturing method - Google Patents

Abstract

The invention provides an additive manufacturing device, which includes: a workpiece table module; a shell additive module configured to form a shell on the workpiece table module; a metal wiring module configured to be arranged in the shell Metal wiring is provided on the body; a wiring repair module is configured to detect the defects of the metal wiring and repair the defects; wherein, the shell additive module is also configured to repair the defects in the A shell cover is formed on the shell. The additive manufacturing device of the present invention can repair the embedded circuit online without unloading the workpiece stage module and the base material, saving equipment purchase cost and production line space, and can reduce manufacturing time and shorten the manufacturing chain, and improve the follow-up of the base material Precision.

Description

Additive manufacturing device and manufacturing method

The invention relates to the field of additive manufacturing of embedded circuits, in particular to an additive manufacturing device and a manufacturing method.

With the improvement of the integration of electronic devices, the volume of devices is getting smaller and smaller. At this time, the electronic components appear to be too large for the entire device, so it is necessary to reduce its size. Manufacturing and installing components by making wires and graphics for electrical and sensor functions on an injection-molded curved plastic shell, the electrical interconnection function of the ordinary circuit board, the function of supporting components and the support of the plastic shell , Protection and other functions are combined, and the functions of shielding, antennas, sensing and the like resulting from the combination of mechanical entities and conductive patterns are integrated into one.

There are many ways to achieve the manufacture of this structure, but they all have their limitations and shortcomings. The current mainstream production process is LDS (Laser Direct Structure) process. The process of LDS is to make a plastic shell of a plastic particle containing a metal structure by injection molding. Since the metal component of the composite can be activated by laser light, it can be scanned by a dedicated laser device on the surface of the housing according to a prescribed path. The activated metal part serves as a seed layer, which can be electroplated or chemically plated. The metal is deposited on the surface of the casing to form the required circuit pattern.

In the prior art, an additive manufacturing device and forming method for an embedded three-dimensional circuit are also disclosed, and there is no restriction on the material of the housing, and the production of the metal interconnection layer can be completed on the surface or inside of the housing according to product requirements. A device that requires electroless plating (electroplating) and other processes, and the entire manufacturing process can be completed. It solves the problem that the metal conductive layer can only be made on the surface of the casing, which is easy to be damaged and oxidized, and at the same time solves the problems of complicated process and limited plastic substrate.

At present, due to the increasingly higher precision of various antennas and sensors, the circuit line width is getting finer to the micron level, and many are below 5um. Especially as the added value of the additive manufacturing products increases, the yield rate becomes more important. After the built-in metal circuit is completed, the circuit must be inspected and repaired to improve the yield rate. It is removed midway for offline repair and then reloaded. The way of the table is very easy to cause alignment errors and stress, so that the accuracy and yield of subsequent processing cannot be guaranteed.

An object of the present invention is to provide an additive manufacturing apparatus and manufacturing method to solve the problems of time-consuming, large errors, and poor processing accuracy in the existing repair process that requires moving the substrate for offline repair.

In order to achieve the above object, the present invention provides an additive manufacturing apparatus, including: a workpiece table module; a housing additive module configured to form a housing on the workpiece table module; a metal wiring module, configured To provide metal wiring on the housing; a wiring repair module configured to detect defects of the metal wiring and repair the defects; wherein, the housing additive module is also configured to repair the After the defect, a shell cover is formed on the shell.

Further, the casing additive module includes a feeding system and an additive processing module, the additive processing module is configured to process the material provided by the feeding system on the workpiece stage module to form case.

Further, the feeding system is configured to provide plastic powder. The additive processing module includes a laser sintering unit and a powder spreading device. The powder spreading device includes a first galvanometer and a first laser light source, which are configured as Lay the plastic powder on the workpiece stage module, and the laser sintering unit is configured to process the material to obtain the housing.

Further, the shell additive module further includes a recovery system for recovering excess plastic powder after laser sintering.

Further, the feeding system is configured to provide plastic filament, and the additive processing module includes a plastic filament print head.

Further, the metal wiring module includes a metal paste bearing cavity, a connecting rod mechanism, a metal deposition nozzle, a filtering system, and a heating module, and the metal paste bearing cavity passes through the connecting rod mechanism and the metal deposition A spray head is connected, the filter system is connected to the link mechanism, and the heating module is configured to solidify the metal wiring.

Further, the wiring repair module includes an image sensor, a laser light unit and a chemical vapor deposition unit, the image sensor detects the defects of the metal wiring, the laser light unit and the chemical The vapor deposition unit repairs the defect according to the situation detected by the image sensor.

Further, the image sensor is fixed on the laser light unit and moves synchronously with the laser head of the laser light unit, or the image sensor is fixed on the metal wiring module and follows the The metal wiring module moves synchronously.

Further, the laser light unit includes a second galvanometer, a second laser light source, and a laser head, and the second laser light source is connected to the laser head.

Further, the chemical vapor deposition unit includes a gas storage unit, a connecting pipe, a gas nozzle, a gas extraction device, an inert gas unit, and a protective cover, and the gas extraction device is used to exhaust the waste gas generated during the repair process, The gas storage unit is connected to the gas nozzle through the connecting pipe to provide a reaction gas, and the inert gas provided by the inert gas unit exits through the protective cover, and the protective cover is provided outside the gas nozzle ring.

Further, a gas flow adjustment device is provided on the protective cover to adjust the gas flow rate of the protective cover.

The invention also provides an additive manufacturing method, including: Step 1: Build a shell on the workpiece table module through the shell additive module; Step 2: Set metal wiring on the housing through a metal wiring module; Step 3: Detect the defects of the metal wiring through the wiring repair module and repair the defects; Step 4: A shell cover is formed on the wired shell through the shell additive module.

Further, the step 1 specifically includes:

Provide a target processing model;

The shell additive module is processed according to the target processing model to obtain the shell.

Further, the step 1 further includes: providing materials through a feeding system, and processing the materials through an additive processing module to obtain the housing.

Further, the step 1 further includes: providing plastic powder through the feeding system, laying the plastic powder on the workpiece table module through a powder spreading device, and processing the material through a laser sintering unit to obtain the shell body.

Further, the step 1 further includes: recovering excess plastic powder generated by sintering to the recovery system through the powder spreading device.

Further, supplying materials through a feeding system, processing the materials through an additive processing module to obtain the housing further includes: providing a plastic wire through the feeding system, and processing the material through a plastic wire print head to obtain The housing.

Further, the step 2 includes: providing metal paste through a metal paste bearing cavity, and transmitting the metal paste to the metal deposition nozzle through a link mechanism, and then setting the metal wiring on the housing.

Further, the step 2 further includes: setting a filtering system on the link mechanism to filter the metal slurry supplied from the metal slurry bearing cavity to the metal deposition nozzle, and passing the metal deposition nozzle After depositing the metal wiring on the casing, the metal wiring is also cured by a heating module.

Further, the step 3 specifically includes: detecting a metal wiring defect of the metal wiring module through an image sensor, and repairing the defect according to the detection situation of the image sensor through a laser light unit and a chemical vapor deposition unit .

Further, the step of detecting the metal wiring defect of the metal wiring module through the image sensor includes:

Providing an image sensor that moves synchronously with the metal wiring module;

During the wiring process, the image sensor records and tracks the metal wiring of the metal wiring module.

Further, the step of repairing the defect according to the detection condition of the image sensor by the laser light unit and the chemical vapor deposition unit includes: acquiring the metal wiring condition recorded by the image sensor, and obtaining the metal wiring pattern Wiring defects generated by group wiring; controlling the movement of the laser light unit and the chemical vapor deposition unit separately according to the wiring defects, so that the laser light of the laser light unit irradiates the reaction gas provided by the chemical vapor deposition unit to repair the Described defect.

The invention provides an additive manufacturing device and manufacturing method, which solves the problems of time-consuming, large error and poor processing accuracy of the existing offline repair method, and can online repair the embedded circuit without unloading the workpiece table module and the substrate , Save equipment purchase cost and production line space, and can reduce manufacturing time and shorten the manufacturing chain, and improve the subsequent processing accuracy of the substrate.

The specific embodiments of the present invention will be described in more detail below with reference to schematic diagrams. The advantages and features of the present invention will be clearer from the following description and patent application scope. It should be noted that the drawings are in a very simplified form and all use inaccurate proportions, which are only used to conveniently and clearly assist the purpose of explaining the embodiments of the present invention.

Example one

As shown in FIG. 1 and in conjunction with FIGS. 4-7, an embodiment of the present invention provides an additive manufacturing apparatus, including: a workpiece table module 1; a housing additive module 2, which is configured on the workpiece table module 1 Forming a housing 101 on top; a metal wiring module 3 configured to provide metal wiring 102 on the housing 101; a wiring repair module 4 configured to detect wiring defects and repair the defects to form a repaired defect 103 ; Wherein, the shell additive module 2 is further configured to form a shell cover 104 on the shell 101 after repairing the defect, the shell cover 104 can be used as a protective layer of the shell 101, and has a stable metal wiring Structure, the effect of preventing oxidation of metal wiring.

Further, the shell additive module 2 includes a feeding system 21 and an additive processing module, the additive processing module is configured to process the feeding system 21 on the workpiece table module 1 to provide Of materials to form the housing 101. In this embodiment, the feeding system 21 is configured to provide plastic powder. The additive processing module includes a laser sintering unit 22 and a powder spreading device 23. The laser sintering unit 22 may use a laser scanning galvanometer system , Specifically including the first galvanometer 201 and the first laser light source 202.

Preferably, the shell additive module 2 further includes a recovery system 24 for recovering excess plastic powder after laser sintering. In this embodiment, the feeding system 21, the workpiece table module 1 and the recovery system 24 can be set to move up and down in the Z direction, and the powder spreading device 23 completes the powder spreading and powder recovery in the X direction.

In this embodiment, the plastic powder is layered and sintered, and the sintering path and pattern are determined according to the target processing model. After each layer of sintering is completed, the workpiece stage module 1 moves downward by a distance equivalent to the thickness of the sintered layer. After the workpiece table module 1 moves downward in Z, the plastic powder is laid out on the workpiece table module 1 from the feeding system 21 by the powder spreading device 23. The excess plastic powder on the workpiece table module 1 will be transferred to the recovery system 24 through the powder spreading device 23. After the recovery system 24 completes the recovery of a layer of plastic powder, Z is moved downward, and finally the powder spreading device 23 returns to the starting position. Repeat the operation to form the casing 101 as described above.

Further, the metal wiring module 3 includes a metal paste bearing cavity 31, a link mechanism 32, a metal deposition nozzle 33, and a filtering system 34. The metal paste bearing cavity 31 passes through the link mechanism 32 and the metal A deposition nozzle 33 is connected, and the filter system 34 is connected to the link mechanism 32. Preferably, the link mechanism 32 can move in three directions of X, Y, and Z, the metal deposition nozzle 33 can move in six degrees of freedom, and the width of the metal line formed by the metal wiring module 3 is, for example, 5 to 150 um.

Specifically, the metal wiring module 3 further includes a heating module (not shown in the figure). The heating module is configured to solidify metal wiring. The heating module may be provided on the workpiece table module 1 for heating, for example. The temperature may be, for example, 100 to 200°C.

In this embodiment, the wiring repair module 4 includes an image sensor 41, a laser unit 42 and a chemical vapor deposition unit 43, and the image sensor 41 detects the metal cloth of the metal wiring module 3 Line defects, the image sensor 41 can be mounted on the link mechanism 32 in the metal wiring module 3, and moves with the metal deposition nozzle 33, the image sensor 41 can also be fixed to the laser light of the laser light unit 42 On the head (not shown), and moves together with the laser head, the laser unit 42 and the chemical vapor deposition unit 43 repair the defect according to the detection condition of the image sensor 41.

Please continue to refer to FIG. 1, the chemical vapor deposition unit 43 includes a gas storage unit 403, a connecting pipe 404, a gas nozzle 405, and a gas extraction device 407, and the gas storage unit 403 is connected to the gas nozzle 405 through the connecting pipe 404 to provide Reactive gas. Preferably, the laser head of the laser light unit 42 can move in six degrees of freedom, the connecting pipe 404 can move in three directions of X, Y, and Z, and the gas nozzle 405 can move in six degrees of freedom.

In order to provide protection during the repair process, the chemical vapor deposition unit 43 further includes an inert gas unit, the inert gas provided by the inert gas unit exits through the protective cover, and the protective cover is provided on the outer ring of the gas nozzle , So that the inert gas can surround the reaction gas, forming a relatively isolated reaction environment, to avoid interference of the reaction process. In this embodiment, a gas flow adjustment device (not shown) is provided on the protective cover to adjust the flow of gas flowing through the protective cover. The gas nozzle 405 and the protective cover 406 can also move in six degrees of freedom. As shown in FIGS. 2a and 2b, the protective cover can control the opening of the semi-circular part and the other semi-circular part to close. The opened hole sprays nitrogen or other inert gas to isolate the reaction gas in the reaction zone without running to the outside area. Simultaneously with the laser light irradiation, metal reaction gas is introduced to perform chemical vapor deposition to repair the broken circuit defects. The exhaust gas generated during the repair process is exhausted by the gas exhaust device 407.

In this embodiment, the additive manufacturing apparatus further includes a forming cavity 5 for implementing additive manufacturing. The inside of the forming cavity 5 may be set to a vacuum to protect different metal materials in the metal wiring process. Preferably, the molding cavity 5 includes a laser light protection mirror 51. In this embodiment, both the laser sintering unit 22 and the laser light unit 42 can be configured as a laser scanning galvanometer system. The laser light unit 42 includes a second galvanometer 401, a second laser light source 402, and a laser head ( (Not shown), only one set of laser scanning galvanometer system can be used to realize the functions of laser sintering unit 22 and laser unit 42, or two sets of laser scanning galvanometer system can be used to realize laser sintering unit 22 and laser respectively The function of the light emitting unit 42.

An embodiment of the present invention also provides an additive manufacturing method, including: Step 1: Construct the housing 101 on the workpiece stage module 1 through the housing additive module 2; Step 2: Set the metal wiring 102 on the casing 101 through the metal wiring module 3; Step 3: Detect and repair the wiring through the wiring repair module 4; Step 4: Add the housing cover 104 on the housing after wiring through the housing additive module 2.

Further, the step 1 specifically includes: Step 1.1: Provide a target processing model; Step 1.2: Process the shell additive module 2 according to the target processing model to obtain the shell 101.

Further, the material is provided through the feeding system 21, and the material is processed through the additive processing module to obtain the housing 101. In this embodiment, the plastic powder is provided by the feeding system 21, the plastic powder is laid on the workpiece table module by the powder spreading device 23, and the material is processed by the laser sintering unit 22 to obtain the housing 101.

Preferably, the powder spreading device 23 recovers the excess plastic powder generated by sintering to the recovery system 24. In this embodiment, the feeding system 21, the workpiece table module 1 and the recovery system 24 can be set to be able to move up and down in the z direction, and the powder spreading device 23 can complete powder spreading and powder recovery.

Further, the step 2 specifically includes:

The metal slurry is provided through the metal slurry bearing cavity 31, and is transmitted to the metal deposition nozzle 33 through the link mechanism 32. A metal wiring 102 is provided on the housing 101, and a filter system 34 is provided on the link mechanism 32. To filter the metal slurry supplied from the metal slurry carrying cavity to the metal deposition nozzle.

Specifically, after the metal wiring 102 is deposited on the housing 101 by the metal deposition nozzle 33, the metal wiring is also cured by the heating module.

Further, the step 3 specifically includes:

The metal wiring defect of the metal wiring module 3 is detected by the image sensor 41, and the defect is repaired by the laser light unit 42 and the chemical vapor deposition unit 43 according to the detection situation of the image sensor 41.

Further, the step of detecting the metal wiring defect of the metal wiring module 3 by the image sensor 41 includes:

Providing an image sensor that moves synchronously with the metal wiring module;

During the wiring process, the image sensor 41 records and tracks the metal wiring of the metal wiring module 3.

Further, the step of repairing the defect according to the detection condition of the image sensor 41 by the laser light unit and the chemical vapor deposition unit includes:

Obtain the metal wiring condition recorded by the image sensor 41, and obtain wiring defects generated by the wiring of the metal wiring module 3;

The laser light unit and the chemical vapor deposition unit 43 are controlled to move respectively according to the wiring defects, so that the laser light of the laser light unit irradiates the reaction gas provided by the chemical vapor deposition unit to repair the defect.

1, the chemical vapor deposition unit 43 includes a gas storage unit 403, a connecting pipe 404, a gas nozzle 405, and a gas extraction device 407, and the gas storage unit 403 is connected to the gas nozzle 405 through the connecting pipe 404. In order to provide protection during the repair process, the chemical vapor deposition unit 43 further includes an inert gas unit. The inert gas unit controls spraying through the protective cover 406. During the repair process, the laser head (not shown) of the laser light unit 42 may be With six degrees of freedom, the gas nozzle 405 and the protective cover 406 can also move with six degrees of freedom. As shown in FIGS. 2a and 2b, the protective cover can control the opening of the semi-circular part and the other semi-circular part to close. The opened hole sprays nitrogen or other inert gas to isolate the reaction gas in the reaction zone without running to the outside area. Simultaneously with the laser light irradiation, metal reaction gas is introduced to perform chemical vapor deposition to repair the broken circuit defects. The exhaust gas generated during the repair process is exhausted by the gas exhaust device 407.

In this embodiment, the additive manufacturing apparatus further includes a forming cavity 5 for implementing additive manufacturing. The inside of the forming cavity 5 may be set to a vacuum to protect different metal materials in the metal wiring process. Preferably, the molding cavity 5 includes a laser light protection mirror 51.

Please refer to FIG. 3, the specific implementation method of the additive processing provided in this embodiment includes: 1. Use the STL format file of the three-dimensional three-dimensional model layered slice as the target processing model; 2. The powder spreading device 23 flattens the plastic powder from the feeding system 21 on the workpiece table module 1 according to the layer thickness; 3. The laser powder sintering unit 22 sinters the plastic powder on the workpiece table module 1; 4. By repeating steps 2 and 3, the basic plastic casing 101 is formed; 5. According to the layering of the STL format file, the metal wiring module 3 is used to deposit the metal line 102 on the corresponding position of the casing 101, and heat and solidify; Sixth, according to the circuit defects recorded and tracked by the image sensor 41 when the metal is deposited and wired, the laser gas is used to irradiate the reactive gas for chemical vapor deposition to repair, and the metal breakage defect is deposited; 7. According to the layering of the STL format file, the powder spreading device 23 is used to flatten the plastic powder from the feeding system 21 to the workpiece table module 1 according to the layer thickness; 8. The laser powder sintering unit 22 sinters the plastic powder on the workpiece table module 1; 9. Repeat steps 7 and 8 to form the cover 104 for the plastic cover.

Example 2

Please refer to FIG. 8. Unlike the first embodiment, the feeding system 21 in the second embodiment is configured to provide plastic filaments, and the additive processing module includes a plastic filament print head. Further, the plastic wire is provided through the feeding system 21, and the additive manufacturing device further includes a moving mechanism 26, which drives the plastic wire printing head 25 to move to process the material to obtain the housing, and the moving mechanism 26 It can drive the plastic wire print head 25 to move in X, Y, and Z directions. The plastic wire print head 25 can perform six-degree-of-freedom movement. The movement mechanism 26 drives the metal deposition nozzle 33 to realize metal wiring, such as six-degree-of-freedom movement. .

Please refer to FIG. 9, the specific implementation method of the additive processing provided in this embodiment includes: 1. Use the STL format file of the three-dimensional three-dimensional model layered slice as the target processing model; 2. According to the layering of the STL format file, the plastic thread print head 25 is controlled by the motion mechanism 26 to achieve six degrees of freedom movement, and the plastic shell is manufactured by additive manufacturing; 3. By repeating step two, the basic plastic casing 101 is formed; Fourth, according to the layering of the STL format file, the metal deposition nozzle 33 is controlled by the movement mechanism 26 to achieve six degrees of freedom movement, the metal line 102 is deposited at the corresponding position, and cured by heating; 5. According to the circuit defects recorded and tracked by the image sensor during metal deposition, the laser gas is used to irradiate the reactive gas for chemical vapor deposition to repair, and the metal wire defect 103 is deposited; 6. According to the layering of the STL format file, the plastic printing head 25 is controlled by the movement mechanism 26 to achieve six degrees of freedom movement, forming a shell cover 104 that is used as a plastic shell cover layer.

In FIG. 8, the laser sintering unit 22 is illustrated, and the laser sintering unit 42 is not illustrated. Those skilled in the art can directly learn other contents of this second embodiment without any doubt based on the first embodiment, so they will not be described here.

The embodiment of the present invention provides an additive manufacturing device and manufacturing method, which solves the problems of time-consuming, large error and poor processing accuracy of the existing offline repair method, and can perform embedded circuit without unloading the workpiece table module and the substrate Online repairs save equipment purchase costs and production line space, and can reduce manufacturing time and shorten the manufacturing chain, improving the subsequent processing accuracy of the substrate.

The above are only preferred embodiments of the present invention and do not limit the present invention in any way. Any person skilled in the art in the art, without departing from the scope of the technical solution of the present invention, makes any form of equivalent replacement or modification of the technical solution and technical content disclosed by the present invention, which are all within the technical solution of the present invention. The content still falls within the protection scope of the present invention.

1‧‧‧Workbench module 2‧‧‧Shell Additive Module 3‧‧‧Metal wiring module 4‧‧‧Wiring repair module 5‧‧‧Molding cavity 101‧‧‧Housing 102‧‧‧Metal wiring 103‧‧‧ Defect repaired 104‧‧‧Shell cover 21‧‧‧Feeding system 22‧‧‧Laser sintering unit 201‧‧‧First galvanometer 202‧‧‧First laser light source 23‧‧‧Powder spreading device 24‧‧‧Recycling system 25‧‧‧plastic filament print head 26‧‧‧Sports agency 31‧‧‧ Metal paste bearing cavity 32‧‧‧Link mechanism 33‧‧‧ metal deposition nozzle 34‧‧‧ Filter system 41‧‧‧Image sensor 42‧‧‧Laser unit 401‧‧‧Second galvanometer 402‧‧‧Second laser light source 43‧‧‧ Chemical Vapor Deposition Unit 403‧‧‧Gas storage unit 404‧‧‧ connection pipeline 405‧‧‧ gas nozzle 406‧‧‧Protection cover 407‧‧‧Gas extraction device 51‧‧‧Laser protection lens

1 is a schematic structural diagram of an additive manufacturing apparatus provided in Embodiment 1 of the present invention; 2a is a front view of a gas nozzle and a protective cover provided in Embodiment 1 of the present invention; 2b is a bottom view of the gas nozzle and the protective cover provided in Embodiment 1 of the present invention; FIG. 3 is a flowchart of an additive manufacturing method provided by Embodiment 1 of the present invention; 4 is a schematic structural diagram of a shell manufactured by a shell additive module provided in Embodiment 1 of the present invention; 5 is a schematic structural diagram of manufacturing a metal wiring on a casing by a metal wiring module according to Embodiment 1 of the present invention; 6 is a schematic diagram of a wiring repair module provided by Embodiment 1 of the present invention to repair wiring defects; 7 is a schematic structural view of the shell additive module provided in Embodiment 1 of the present invention to form a shell cover on the shell; 8 is a front view of an additive manufacturing apparatus provided by Embodiment 2 of the present invention; 9 is a flowchart of an additive manufacturing method provided by Embodiment 2 of the present invention.

1‧‧‧Workbench module

2‧‧‧Shell Additive Module

3‧‧‧Metal wiring module

4‧‧‧Wiring repair module

5‧‧‧Molding cavity

21‧‧‧Feeding system

22‧‧‧Laser sintering unit

201‧‧‧First galvanometer

202‧‧‧First laser light source

23‧‧‧Powder spreading device

24‧‧‧Recycling system

31‧‧‧ Metal paste bearing cavity

32‧‧‧Link mechanism

33‧‧‧ metal deposition nozzle

34‧‧‧ Filter system

41‧‧‧Image sensor

42‧‧‧Laser unit

401‧‧‧Second galvanometer

402‧‧‧Second laser light source

43‧‧‧ Chemical Vapor Deposition Unit

403‧‧‧Gas storage unit

404‧‧‧ connection pipeline

405‧‧‧ gas nozzle

406‧‧‧Protection cover

407‧‧‧Gas extraction device

51‧‧‧Laser protection lens

Claims (20)

An additive manufacturing device, characterized by comprising: a workpiece table module; a housing additive module configured to form a housing on the workpiece table module; a metal wiring module configured to be located in the housing Metal wiring is provided on the wiring; a wiring repair module is configured to detect defects of the metal wiring and repair the defects; wherein, the shell additive module is also configured to repair the defects in the shell A shell cover is formed on the body; and the shell additive module includes a feeding system and an additive processing module, the additive processing module is configured to process the feeding system provided on the workpiece table module To form the housing. The additive manufacturing device according to claim 1, wherein the feeding system is configured to provide plastic powder, the additive processing module includes a laser sintering unit and a powder spreading device, and the powder spreading device includes a first vibration The mirror and the first laser light source are configured to lay the plastic powder on the workpiece stage module, and the laser sintering unit is configured to process the material to obtain the housing. The additive manufacturing device according to claim 2, wherein the shell additive module further includes a recovery system for recovering excess plastic powder after laser sintering. The additive manufacturing apparatus according to claim 1, wherein the feeding system is configured to provide plastic filaments, and the additive processing module includes a plastic filament print head. The additive manufacturing apparatus according to claim 1, wherein the metal wiring module includes a metal paste bearing cavity, a link mechanism, a metal deposition nozzle, a filtration system, and a heating module, and the metal paste bearing cavity passes through The link mechanism is connected to the metal deposition nozzle, the filter system is connected to the link mechanism, and the heating module is configured to solidify the metal wiring. The additive manufacturing apparatus according to claim 1, wherein the wiring repair module includes an image sensor, a laser light unit, and a chemical vapor deposition unit, and the image sensor detects the defect of the metal wiring , The laser light unit and the chemical vapor deposition unit repair the defect according to the situation detected by the image sensor. The additive manufacturing apparatus according to claim 6, wherein the image sensor is fixed on the laser light unit and moves synchronously with the laser head of the laser light unit, or the image sensor is fixed on the The metal wiring module moves synchronously with the metal wiring module. The additive manufacturing apparatus according to claim 6, wherein the laser light unit includes a second galvanometer, a second laser light source, and a laser head, and the second laser light source is connected to the laser head. The additive manufacturing apparatus according to claim 6, wherein the chemical vapor deposition unit includes a gas storage unit, a connecting pipe, a gas nozzle, a gas extraction device, an inert gas unit, and a protective cover, the gas extraction device It is used to discharge the exhaust gas generated during the repair process. The gas storage unit is connected to the gas nozzle through the connecting pipe to provide a reaction gas. The inert gas provided by the inert gas unit is emitted through the protective cover. The protective cover is provided on the outer ring of the gas nozzle. The additive manufacturing apparatus according to claim 9, wherein a gas flow adjustment device is provided on the protective cover to adjust the gas flow rate of the protective cover. An additive manufacturing method, characterized in that it includes: step 1: constructing a shell on a workpiece stage module through a shell additive module; step 2: setting a metal cloth on the shell through a metal wiring module Wire; Step 3: detect the defects of the metal wiring through the wiring repair module and repair the defects; Step 4: form a shell cover on the wired housing through the shell additive module; wherein the Step 1 includes: A target processing model is provided; the shell additive module is processed according to the target processing model to obtain the shell. The additive manufacturing method according to claim 11, wherein the step 1 further comprises: providing a material through a feeding system, and processing the material through an additive processing module to obtain the housing. The additive manufacturing method according to claim 12, wherein the step 1 further comprises: providing plastic powder through the feeding system, laying the plastic powder on the workpiece table module through a powder spreading device, and sintering through laser light The unit processes the material to obtain the housing. The additive manufacturing method according to claim 13, wherein the step 1 further comprises: recovering excess plastic powder generated by sintering to the recovery system through the powder spreading device. The additive manufacturing method according to claim 12, wherein the material is provided through a feeding system, and the material is processed through an additive processing module to obtain the housing, further comprising: providing a plastic wire through the feeding system, through A plastic silk print head processes the material to obtain the housing. The additive manufacturing method according to claim 11, wherein the step 2 includes: providing metal slurry through a metal slurry bearing cavity, and transmitting the metal slurry to the metal deposition nozzle through a link mechanism, and then setting the metal cloth on the housing line. The additive manufacturing method according to claim 16, wherein the step 2 further includes: providing a filter system on the link mechanism to filter the metal supplied from the metal slurry bearing cavity to the metal deposition nozzle After depositing the metal wiring on the casing by the metal deposition nozzle, the metal wiring is also cured by the heating module. The additive manufacturing method according to claim 11, wherein the step 3 includes: detecting a metal wiring defect of the metal wiring module through an image sensor, and using a laser light unit and a chemical vapor deposition unit according to the The image sensor detects the situation and repairs the defect. The additive manufacturing method according to claim 11, wherein the step of detecting the defect of the metal wiring through the image sensor includes: providing an image sensor that moves in synchronization with the metal wiring module; during the wiring process In the image sensor, the condition of the metal wiring is recorded and tracked. The additive manufacturing method according to claim 19, wherein the step of repairing the defect according to the condition detected by the image sensor by the laser light unit and the chemical vapor deposition unit includes: acquiring the record recorded by the image sensor The situation of metal wiring, and obtain the defects generated by the wiring of the metal wiring module; according to the wiring defects, control the laser unit and the chemical vapor deposition unit to move separately, so that the laser light of the laser unit The reaction gas provided by the chemical vapor deposition unit is irradiated to repair the defect.

Images