CN107671290A - A kind of metal 3D printing device shaping mechanism - Google Patents
A kind of metal 3D printing device shaping mechanism Download PDFInfo
- Publication number
- CN107671290A CN107671290A CN201711070049.4A CN201711070049A CN107671290A CN 107671290 A CN107671290 A CN 107671290A CN 201711070049 A CN201711070049 A CN 201711070049A CN 107671290 A CN107671290 A CN 107671290A
- Authority
- CN
- China
- Prior art keywords
- metal
- printing device
- shaping mechanism
- platform
- lifting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/22—Driving means
- B22F12/222—Driving means for motion along a direction orthogonal to the plane of a layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/22—Driving means
- B22F12/224—Driving means for motion along a direction within the plane of a layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/60—Planarisation devices; Compression devices
- B22F12/67—Blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/003—Apparatus, e.g. furnaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/90—Means for process control, e.g. cameras or sensors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The present invention discloses a kind of metal 3D printing device shaping mechanism, including the shaped platform being arranged on metal 3D printing device pedestal, for storing the movable stock chest of raw metal, shaped platform and the lifting assembly of movable storing trough floor motion are driven, and for handling the doctor assemblies of raw metal.Above-mentioned metal 3D printing device shaping mechanism, only shaped platform, movable stock chest, lifting assembly and doctor assemblies are formed, and total is succinct and compact；Lifting assembly controls shaped platform, movable storing trough floor to move up and down respectively by 2 lifting motors, not only steady but also quick, and high efficiency of forming can be achieved.
Description
Technical field
The present invention relates to a kind of metal 3D printing device shaping mechanism, belong to 3D printing field.
Background technology
At present, the metal class 3D printing device of routine typically uses SLM technologies, SLM on the market： Selective laser
melting（Selective laser melting）, it is a kind of rapid shaping technique of metal dust, can be by metal parts straight forming.
But there can be following defect using SLM technologies：
Shaping efficiency is relatively low during the shaping mechanism printing of 1.SLM equipment, and forming part precision is low, and surface is also relatively rough；
The shaping mechanism of 2.SLM equipment is complex, can there is the problem of volume is big, control difficulty is big, cost is high.
In view of this, the present inventor is studied this, specially develops kind of a metal 3D printing device shaping mechanism, this case
Thus produce.
The content of the invention
It is an object of the invention to provide a kind of metal 3D printing device shaping mechanism, have that simple for structure, shaping efficiency is high
The features such as.
To achieve these goals, solution of the invention is：
A kind of metal 3D printing device shaping mechanism, including the shaped platform being arranged on metal 3D printing device pedestal, are used for
The movable stock chest of raw metal is stored, drives shaped platform and the lifting assembly of movable storing trough floor motion, and be used for
Handle the doctor assemblies of raw metal.
Preferably, the stock chest and shaped platform are arranged side by side.During the shifting axle movement of metal 3D printing device, first
By stock chest, shaped platform is then reached.
Preferably, the storing trench bottom is provided with bottom plate movable up and down, by the rising of bottom plate, ensure metal raw
Material upper surface is higher than printable layer.
Preferably, the lifting assembly includes the first lifting platform and driving storing trough floor of driving shaped platform motion
Second lifting platform of motion, wherein, first lifting platform and the second lifting platform structure are identical, include and shaped platform bottom
The connected connecting rod of portion, driving storing trough floor, the rod slide are arranged on line slideway, and the connecting rod joins with screw mandrel simultaneously
Dynamic connection, the screw mandrel are driven by lifting motor.Driven by motor, connecting rod is moved up and down along line slideway, and then
Realize that shaped platform and storing trough floor move up and down.
Preferably, the doctor assemblies include scraper, the scraper is arranged on the shifting axle of metal 3D printing device,
Scraper is located at and the front end of moving direction.
Preferably, the doctor assemblies also include the connector for fixed doctor, and for adjusting above and below scraper
The adjusting screw rod of height, the adjusting screw rod top are arranged in connector mounting groove, and bottom is fixedly connected with scraper, by setting
Adjusting screw rod position in mounting groove is put, can be with the height of accurate adjustment scraper.
Metal 3D printing device shaping mechanism of the present invention, only shaped platform, movable stock chest, lifting assembly and
Doctor assemblies are formed, and total is succinct and compact；Lifting assembly controls shaped platform, activity respectively by 2 lifting motors
Storing trough floor moves up and down, not only steady but also quick, and high efficiency of forming can be achieved.
The present invention is described in further detail below in conjunction with drawings and the specific embodiments.
Brief description of the drawings
Fig. 1 is the metal 3D printing device shaping mechanism dimensional structure diagram of the present embodiment；
Fig. 2 is the metal 3D printing device shaping mechanism dimensional structure diagram two of the present embodiment；
Fig. 3 is the metal 3D printing device shaping mechanism top view of the present embodiment.
Embodiment
Shaping mechanism described in the present embodiment is applied to a kind of metal 3D printing device as shown in Figure 1, shown metal 3D
Printing equipment includes pedestal 1, and shower head mechanism 2, shaping mechanism 3 and the control unit 4 being arranged on pedestal 1, control unit
For controlling the work in every of shower head mechanism 2, shaping mechanism 3.
As Figure 2-3, the shower head mechanism 2 includes the shower nozzle 21 installed in pedestal upper surface 11, and drives shower nozzle
The shifting axle 22 of 21 motions, the both ends of the shifting axle 22 are slidably mounted on pedestal upper surface 11.The pedestal upper surface 11 is set
There are 2 guide grooves 23, the both ends of shifting axle 22 are provided with the draw runner 24 to match with guide groove 23, and the bottom of pedestal upper surface 11 is provided with
One slide rail 28, shifting axle 22 are connected by sliding block 29 with slide rail 28, drive sliding block 29 to be moved along slide rail 28 by mobile motor 25
It is dynamic, so that shifting axle 22 is along guide groove 23（Y-direction）Free movement back and forth.To prevent from moving out boundary, the both ends of guide groove 23
Initial position inductor 26 and terminal position inductor 27 are respectively equipped with, is sensed by initial position inductor 26 and terminal position
Device 27 can limit the displacement of shifting axle.The shower nozzle 21 is slidably mounted on shifting axle 22, and passes through showerhead electrode 20
Driving, allows shower nozzle 21 to be moved freely back and forth on shifting axle 22.The shower nozzle 21 is high-precision shower nozzle, is connected with print cartridge,
Built with inhibitor, the inhibitor is used to bond the raw metal printed the print cartridge.
The shaping mechanism 3 includes shaped platform 31, movable stock chest 32, lifting assembly 33 and doctor assemblies 34, described
Pedestal upper surface 11 offers and shaped platform 31, movable stock chest 32 accordingly through hole.The movable stock chest 32 and into
Type platform 31 is set gradually along the moving direction of shifting axle 22, when shifting axle 22 moves, first passes through stock chest 32, then reaches shaping
Platform 31.The movable stock chest 32 is used to store raw metal, and the raw metal of the present embodiment is copper powder.Movable stock chest 32
Including a bottom plate 321 movable up and down, and the side wall of the surrounding of bottom plate 321 is arranged on, bottom plate 321 and side wall composition sealing are held
Device.By the rising of bottom plate 321, raw metal upper surface is set to be higher than printable layer, so as to ensure that scraper smoothly can push away copper powder
Enter shaped platform, form the printable layer of powdery.
The upgrade components 33 include the first lifting platform that driving shaped platform 31 moves and transported with driving storing trough floor 321
The second dynamic lifting platform, in the present embodiment, first lifting platform and the second lifting platform structure are essentially identical, identical knot
Structure, it can control control unit 4 more accurate.Below by taking the second lifting platform as an example, it is specifically described：Second lifting platform
Including the connecting rod 331 being connected with driving storing trough floor 321 bottom, the L-type support 332 being fixedly connected with connecting rod 331 is described
One end of L-type support 332 is slidably connected with the line slideway 333 being vertically fixed on pedestal 1, the L-type support 332 simultaneously with
Screw mandrel 334 is connected, and the screw mandrel 334 is driven by lifting motor 335, and the lifting motor 335 is solid by electric machine support 336
Fixed, lifting motor 335 can rotate screw mandrel 334, so as to drive L-type support 332 to be moved up and down along line slideway 333, most
The automatic lifting of storing trough floor 321 is realized eventually.The shaped platform 31 is also to be driven by above-mentioned principle.
The doctor assemblies 34 include scraper 341, and the scraper 341 is arranged on shifting axle 22, and scraper 341 is positioned at movement
Direction（Y-direction shown in Fig. 1）Front end, the shower nozzle 21 are located at moving direction rear end.The doctor assemblies 34 also include being used for
The connector 342 of fixed doctor 341, and for adjusting the adjusting screw rod 343 of the upper-lower height of scraper 341, the adjusting screw rod
343 tops are arranged in the mounting groove of connector 342, and bottom is fixedly connected with scraper 341, by setting adjusting screw rod 343 pacifying
Position in tankage, can be with the height of accurate adjustment scraper 341.
Above-mentioned shaping mechanism 3 is as follows in the forming principle of metal 3D printing device：
1st, first, the shifting axle 22 of shower head mechanism 2, shower nozzle 21 reset to initial position, and shaped platform 31 rises to highest point, simultaneously
Storing trough floor 321 is adjusted by lifting motor, raw metal-copper powder in movable stock chest 32 is higher than shaped platform 31；
2nd, shifting axle 22 drives scraper 341 and shower nozzle 21 to shift to shaped platform 31, and the bottom surface of scraper 341 is less than movable stock chest 32
Interior Copper Powder Surface, so as to push the copper powder positioned at upper strata to shaped platform 31, the bottom surface of scraper 341 is simultaneously again flat higher than shaping
Platform 31, and be a printable layer thickness with the spacing of shaped platform 31；
3rd, copper powder is pushed into shaped platform 31 by scraper 341, forms a powdery printable layer（Do not solidify）, it is flat that shower nozzle 21 enters shaping
After platform 31, according to the print data of control unit, local hydrojet printing is proceeded by, in the position that powdery printable layer needs to solidify
Jet printing solution, it is not necessary to which the position of solidification is still powdered, and shower nozzle 21 both moves along axle 22 in shaped platform 31
Longitudinal direction（Y-direction）It is mobile, and with shifting axle 22 laterally（X to）It is mobile, so as to realize that plane prints, as the motion of shower nozzle 21 is straight
Print and complete to whole printable layer；
4th, shifting axle 22, shower nozzle 21 again move into initial position, and control unit declines shaped platform 31 by lifting motor
One printing layer height, the bottom plate 321 of movable stock chest at least rise a printing layer height（Generally slightly larger than one printing
The height of layer）；
5th, repeat the above steps 2-4, until printing terminates.
Metal 3D printing device shaping mechanism described in the present embodiment, only shaped platform 31, movable stock chest 32, lifting
Component 33 and doctor assemblies 34 are formed, and total is succinct and compact；Lifting assembly 33 is controlled into respectively by 2 lifting motors
Type platform, movable storing trough floor move up and down, not only steady but also quick, and high efficiency of forming can be achieved.
Above-described embodiment and schema and non-limiting product form of the invention and style, any art it is common
The appropriate change or modification that technical staff is done to it, it all should be regarded as not departing from the patent category of the present invention.
Claims (6)
- A kind of 1. metal 3D printing device shaping mechanism, it is characterised in that：Including being arranged on metal 3D printing device pedestal Shaped platform, for storing the movable stock chest of raw metal, drive the lifting of shaped platform and the motion of movable storing trough floor Component, and for handling the doctor assemblies of raw metal.
- A kind of 2. metal 3D printing device shaping mechanism as claimed in claim 1, it is characterised in that：The stock chest and shaping Platform is arranged side by side.
- A kind of 3. metal 3D printing device shaping mechanism as claimed in claim 1, it is characterised in that：The storing trench bottom is set There is bottom plate movable up and down.
- A kind of 4. metal 3D printing device shaping mechanism as claimed in claim 1, it is characterised in that：The lifting assembly includes The first lifting platform of shaped platform motion and the second lifting platform of driving storing trough floor motion are driven, wherein, described first liter Drop platform and the second lifting platform structure is identical, include the connecting rod being connected with shaped platform bottom, driving storing trough floor, the company Bar is slidably mounted on line slideway, and the connecting rod is connected with screw mandrel simultaneously, and the screw mandrel is driven by lifting motor.
- A kind of 5. metal 3D printing device shaping mechanism as claimed in claim 1, it is characterised in that：The doctor assemblies include Scraper, the scraper are arranged on the shifting axle of metal 3D printing device, and scraper is located at and the front end of moving direction.
- A kind of 6. metal 3D printing device shaping mechanism as claimed in claim 5, it is characterised in that：The doctor assemblies also wrap The connector for fixed doctor is included, and for adjusting the adjusting screw rod of scraper upper-lower height, is pacified at the top of the adjusting screw rod In connector mounting groove, bottom is fixedly connected with scraper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711070049.4A CN107671290A (en) | 2017-11-03 | 2017-11-03 | A kind of metal 3D printing device shaping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711070049.4A CN107671290A (en) | 2017-11-03 | 2017-11-03 | A kind of metal 3D printing device shaping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107671290A true CN107671290A (en) | 2018-02-09 |
Family
ID=61146108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711070049.4A Pending CN107671290A (en) | 2017-11-03 | 2017-11-03 | A kind of metal 3D printing device shaping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107671290A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113320150A (en) * | 2021-05-31 | 2021-08-31 | 西安交通大学 | Powder bed substrate rotating device capable of realizing unsupported printing |
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| CN104527070A (en) * | 2014-12-24 | 2015-04-22 | 上海联泰三维科技有限公司 | Rapid photocuring forming device capable of simultaneously printing various materials |
| CN205270862U (en) * | 2016-01-11 | 2016-06-01 | 南京前知智能科技有限公司 | Powder mechanism of shop of selectivity laser melting equipment |
| WO2016106610A1 (en) * | 2014-12-30 | 2016-07-07 | 深圳市圆梦精密技术研究院 | Multi-axis milling and laser melting composite 3d printing apparatus |
| CN106216665A (en) * | 2016-09-21 | 2016-12-14 | 珠海天威飞马打印耗材有限公司 | Photocuring metal 3 D-printing device and Method of printing thereof |
| US20170313047A1 (en) * | 2016-04-29 | 2017-11-02 | Metal Industries Research & Development Centre | 3d jet printing apparatus having reciprocating jetting molding mechanism |
| CN207494554U (en) * | 2017-11-03 | 2018-06-15 | 广东智维立体成型科技有限公司 | A kind of metal 3D printing device shaping mechanism |
-
2017
- 2017-11-03 CN CN201711070049.4A patent/CN107671290A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104527070A (en) * | 2014-12-24 | 2015-04-22 | 上海联泰三维科技有限公司 | Rapid photocuring forming device capable of simultaneously printing various materials |
| WO2016106610A1 (en) * | 2014-12-30 | 2016-07-07 | 深圳市圆梦精密技术研究院 | Multi-axis milling and laser melting composite 3d printing apparatus |
| CN205270862U (en) * | 2016-01-11 | 2016-06-01 | 南京前知智能科技有限公司 | Powder mechanism of shop of selectivity laser melting equipment |
| US20170313047A1 (en) * | 2016-04-29 | 2017-11-02 | Metal Industries Research & Development Centre | 3d jet printing apparatus having reciprocating jetting molding mechanism |
| CN106216665A (en) * | 2016-09-21 | 2016-12-14 | 珠海天威飞马打印耗材有限公司 | Photocuring metal 3 D-printing device and Method of printing thereof |
| CN207494554U (en) * | 2017-11-03 | 2018-06-15 | 广东智维立体成型科技有限公司 | A kind of metal 3D printing device shaping mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113320150A (en) * | 2021-05-31 | 2021-08-31 | 西安交通大学 | Powder bed substrate rotating device capable of realizing unsupported printing |
| CN113320150B (en) * | 2021-05-31 | 2022-04-05 | 西安交通大学 | Powder bed substrate rotating device capable of realizing unsupported printing |
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