CN105436503A - Forming box used for laser forming metal SLM (selective laser melting) printing - Google Patents
Forming box used for laser forming metal SLM (selective laser melting) printing Download PDFInfo
- Publication number
- CN105436503A CN105436503A CN201610015462.XA CN201610015462A CN105436503A CN 105436503 A CN105436503 A CN 105436503A CN 201610015462 A CN201610015462 A CN 201610015462A CN 105436503 A CN105436503 A CN 105436503A
- Authority
- CN
- China
- Prior art keywords
- forming
- forming box
- laser
- cylinder body
- box
- 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.)
- Granted
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Classifications
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- 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
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- 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
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- 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
- B22F10/10—Formation of a green body
-
- 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
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- 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 invention discloses a forming box used for laser forming metal SLM (selective laser melting) printing. The forming box comprises a forming box body and a working cylinder body which form a forming space, wherein the forming box body and the working cylinder body are in sealing communication to form an integrated structure; a vacuum pumping opening which is communicated with vacuum pumping equipment is formed in the forming box body; and a powder feeding hole which is in sealing communication with a powder outlet of a powder feeding mechanism is further formed in the forming box body. According to the forming box, a forming chamber and the working cylinder body are designed into the integrated structure, so that vacuum laser forming in the forming chamber is realized; a cylindrical forming box bears great pressure, a powder scraping plate, a datum working forming surface and a guide rail are arranged in a circular barrel of the forming box, and the powder feeding hole is in sealing communication with an integrated type lower power box, so that powder feeding is realized, a working cylinder is totally sealed and a piston is guided; and a secondary type advanced vacuum system is adopted to provide a high-strength forming box for realizing vacuum laser forming, so that bubbles in a workpiece are completely avoided, and strength and quality precision of a formed product are effectively improved.
Description
Technical field
The present invention relates to a kind of metal 3D printer, particularly a kind of forming box printed for laser forming metal SLM.
Background technology
Laser metal SLM printer, for preventing Forming Workpiece to be oxidized, forming box wants blanketing with inert gas mostly, but protection gas can make have bubble to produce in drip molding, affects drip molding quality.
Summary of the invention
In order to make up above deficiency, the invention provides a kind of forming box printed for laser forming metal SLM, this forming box intensity being used for laser forming metal SLM printing is high, and inside can vacuumize, and is conducive to improving workpiece strength.Eliminate drip molding inner air vent.
The present invention in order to the technical scheme solving its technical problem and adopt is: a kind of forming box printed for laser forming metal SLM, comprise forming shaped space shaping casing and working cylinder cylinder body, described shaping casing is communicated with working cylinder cylinder body seal and forms integrative-structure, shaping casing is formed with the vacuum orifice be communicated with vaccum-pumping equipment, shaping casing is also formed and seals with the meal outlet of powder feeding mechanism the powder inlet be communicated with.
As the further improvement of invention, described shaping casing and working cylinder cylinder body all adopt cylindrical structural.
As the further improvement of invention, described shaping casing and working cylinder cylinder body are that quadrature forms integrative-structure.
As the further improvement of invention, described shaping casing and working cylinder cylinder body adopt welded seal to be connected.
As the further improvement of invention, described powder inlet is positioned at axial one end of forming box cylindrical structural.
As the further improvement of invention, axial one end sealing of described forming box cylindrical structural is provided with bonnet, bonnet forms powder feeding case one sidewall of powder feeding mechanism, powder feeding case lower end forms discharging opening, discharging opening is communicated with a rhombus feeding cylinder body seal, and this rhombus feeding cylinder body upper end is communicated with forming box inner sealing.
As the further improvement of invention, in described shaping casing, be also formed with datum plane structure.
As the further improvement of invention, in described shaping casing, be also formed with powder-wiping plate guide rail.
As the further improvement of invention, described vacuum orifice is positioned on the circumferential side wall of forming box cylindrical structural.
As the further improvement of invention, described working cylinder cylinder body madial wall is also provided with the guidance tape for leading to cylindrical piston.
Advantageous Effects of the present invention is: the present invention by working chamber and working cylinder tank design into a single integrated structure, realize shaping house vacuum laser forming, the principle of very large pressure can be born according to circular configuration, design and produce cylindrical forming box, by integrally formed pipe assembly welding orthogonal with cylindrical work cylinder, form one, powder-wiping plate and benchmark job forming face and guide rail are set in forming box cylinder, arrange powder inlet to seal with the underlying powder case of integral type and be communicated with, realize powder feeding, totally-enclosed working cylinder and piston guide, adopt the senior vacuum system of two-stage type, the realization be shaped for vacuum laser provides high-strength shaped case, thoroughly avoid the existence of bubble in workpiece, effectively improve intensity and the Mass accuracy of formed product.
Accompanying drawing explanation
Fig. 1 is structural principle first stereogram of the present invention;
Fig. 2 is structural principle second stereogram of the present invention.
Detailed description of the invention
Embodiment: a kind of forming box printed for laser forming metal SLM, comprise forming shaped space shaping casing 1 and working cylinder cylinder body 2, described shaping casing 1 seals to be communicated with working cylinder cylinder body 2 and forms integrative-structure, shaping casing 1 is formed with the vacuum orifice 3 be communicated with vaccum-pumping equipment, shaping casing 1 is also formed with the powder inlet 4 sealing with the meal outlet of powder feeding mechanism and be communicated with.
Described shaping casing 1 all adopts cylindrical structural with working cylinder cylinder body 2, and circular configuration can bear very large pressure, avoids forming box to be under vacuum conditions out of shape by gas pressure.
Described shaping casing 1 with working cylinder cylinder body 2 for quadrature forms integrative-structure.
Described shaping casing 1 adopts welded seal to be connected with working cylinder cylinder body 2, and shaping casing 1 and working cylinder cylinder body 2 are welded into shape by orthogonal systems, and overall construction intensity is large, is convenient to manufacture shaping
Described powder inlet 4 is positioned at axial one end of forming box cylindrical structural.
Axial one end sealing of described forming box cylindrical structural is provided with bonnet, bonnet forms powder feeding case one sidewall of powder feeding mechanism, powder feeding case lower end forms discharging opening, and discharging opening seals with a rhombus feeding cylinder body 7 and is communicated with, and this rhombus feeding cylinder body 7 upper end is communicated with forming box inner sealing, this structure makes bulk strength large, not easily compressive deformation, structure is simple, and powder feeding case and forming box share bonnet, save space and manufactured materials, save manufacturing cost.
Also be formed with datum plane structure 5 in described shaping casing 1, integrally formed datum plane structure is convenient to workpiece precise forming.
Also be formed with powder-wiping plate guide rail 6 in described shaping casing 1, ensure that powder-wiping plate scrapes powder precision high.
Described vacuum orifice 3 is positioned on the circumferential side wall of forming box cylindrical structural.
Described working cylinder cylinder body 2 madial wall being also provided with the guidance tape for leading to cylindrical piston, ensureing powder pushing precision, avoid occurring to leak the phenomenon such as powder, blocking and occur.
Claims (10)
1. the forming box printed for laser forming metal SLM, it is characterized in that: comprise forming shaped space shaping casing (1) and working cylinder cylinder body (2), described shaping casing is communicated with working cylinder cylinder body seal and forms integrative-structure, shaping casing is formed with the vacuum orifice (3) be communicated with vaccum-pumping equipment, shaping casing is also formed with the powder inlet (4) sealing with the meal outlet of powder feeding mechanism and be communicated with.
2., as claimed in claim 1 for the forming box that laser forming metal SLM prints, it is characterized in that: described shaping casing and working cylinder cylinder body all adopt cylindrical structural.
3., as claimed in claim 2 for the forming box that laser forming metal SLM prints, it is characterized in that: described shaping casing and working cylinder cylinder body are that quadrature forms integrative-structure.
4., as claimed in claim 3 for the forming box that laser forming metal SLM prints, it is characterized in that: described shaping casing and working cylinder cylinder body adopt welded seal to be connected.
5., as claimed in claim 3 for the forming box that laser forming metal SLM prints, it is characterized in that: described powder inlet is positioned at axial one end of forming box cylindrical structural.
6. as claimed in claim 5 for the forming box of laser forming metal SLM printing, it is characterized in that: axial one end sealing of described forming box cylindrical structural is provided with bonnet, bonnet forms powder feeding case one sidewall of powder feeding mechanism, powder feeding case lower end forms discharging opening, discharging opening seals with a rhombus feeding cylinder body (7) and is communicated with, and this rhombus feeding cylinder body upper end is communicated with forming box inner sealing.
7., as claimed in claim 3 for the forming box that laser forming metal SLM prints, it is characterized in that: in described shaping casing, be also formed with datum plane structure (5).
8., as claimed in claim 3 for the forming box that laser forming metal SLM prints, it is characterized in that: in described shaping casing, be also formed with powder-wiping plate guide rail (6).
9., as claimed in claim 3 for the forming box that laser forming metal SLM prints, it is characterized in that: described vacuum orifice is positioned on the circumferential side wall of forming box cylindrical structural.
10., as claimed in claim 3 for the forming box that laser forming metal SLM prints, it is characterized in that: described working cylinder cylinder body madial wall is also provided with the guidance tape for leading to cylindrical piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610015462.XA CN105436503B (en) | 2016-01-11 | 2016-01-11 | Forming box for the forming printing of metal selective laser fusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610015462.XA CN105436503B (en) | 2016-01-11 | 2016-01-11 | Forming box for the forming printing of metal selective laser fusion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105436503A true CN105436503A (en) | 2016-03-30 |
| CN105436503B CN105436503B (en) | 2018-07-27 |
Family
ID=55547384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610015462.XA Active CN105436503B (en) | 2016-01-11 | 2016-01-11 | Forming box for the forming printing of metal selective laser fusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105436503B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296701A (en) * | 2017-01-11 | 2018-07-20 | 江苏永年激光成形技术有限公司 | Laser stove processing technology |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1294950A (en) * | 1969-11-14 | 1972-11-01 | ||
| CN201394699Y (en) * | 2009-05-15 | 2010-02-03 | 沈阳航空工业学院 | Vacuum box device for laser processing |
| CN203820890U (en) * | 2014-05-09 | 2014-09-10 | 张百成 | SLM (selective laser melting) vacuum protection device |
| CN104384514A (en) * | 2014-08-31 | 2015-03-04 | 江苏大学 | 3D printing device and printing method of large metal parts of water pump |
| CN105033255A (en) * | 2015-07-31 | 2015-11-11 | 南京航空航天大学 | Method for directly obtaining martensite die steel through laser 3D printing technology |
| CN204912763U (en) * | 2015-08-05 | 2015-12-30 | 马承伟 | 3d printing device |
| CN205362672U (en) * | 2016-01-11 | 2016-07-06 | 江苏永年激光成形技术有限公司 | A forming box for laser forming metal SLM prints |
-
2016
- 2016-01-11 CN CN201610015462.XA patent/CN105436503B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1294950A (en) * | 1969-11-14 | 1972-11-01 | ||
| CN201394699Y (en) * | 2009-05-15 | 2010-02-03 | 沈阳航空工业学院 | Vacuum box device for laser processing |
| CN203820890U (en) * | 2014-05-09 | 2014-09-10 | 张百成 | SLM (selective laser melting) vacuum protection device |
| CN104384514A (en) * | 2014-08-31 | 2015-03-04 | 江苏大学 | 3D printing device and printing method of large metal parts of water pump |
| CN105033255A (en) * | 2015-07-31 | 2015-11-11 | 南京航空航天大学 | Method for directly obtaining martensite die steel through laser 3D printing technology |
| CN204912763U (en) * | 2015-08-05 | 2015-12-30 | 马承伟 | 3d printing device |
| CN205362672U (en) * | 2016-01-11 | 2016-07-06 | 江苏永年激光成形技术有限公司 | A forming box for laser forming metal SLM prints |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296701A (en) * | 2017-01-11 | 2018-07-20 | 江苏永年激光成形技术有限公司 | Laser stove processing technology |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105436503B (en) | 2018-07-27 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Forming box for metal selective laser melting forming printing Effective date of registration: 20220901 Granted publication date: 20180727 Pledgee: Jiangsu SINOSURE technology microfinance Co.,Ltd. Pledgor: JIANGSU YONGNIAN LASER FORMING TECH. CO.,LTD. Registration number: Y2022980014215 |