CN208628432U - A kind of metal increasing material manufacturing equipment - Google Patents
A kind of metal increasing material manufacturing equipment Download PDFInfo
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- CN208628432U CN208628432U CN201821105930.3U CN201821105930U CN208628432U CN 208628432 U CN208628432 U CN 208628432U CN 201821105930 U CN201821105930 U CN 201821105930U CN 208628432 U CN208628432 U CN 208628432U
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- working cavity
- gas
- material manufacturing
- manufacturing equipment
- increasing material
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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 utility model provides a kind of metal increasing material manufacturing equipment; including gas source input port, working cavity and dust arrester; the external gas supply source in gas source input port; the protective gas that gas supply source generates enters working cavity by gas source input port; the one side wall of working cavity is equipped with single or multiple air inlets, another side wall of working cavity is equipped with single or multiple gas outlets, and air inlet, working cavity, gas outlet and dust arrester are sequentially connected in a closed loop mode to form a protective gas circulatory system.Single or multiple air inlet and air outlet are arranged by the side wall in working cavity in the utility model; in conjunction with the control of blower output flow and the parameters such as frequency to dust arrester; realize balanced optimization to gas field is protected in workpiece sintering plane; the impurity such as the smog, particulate matter and oxide generated in sintering process are preferably taken away, the sintering quality of workpiece is improved.
Description
Technical field
The utility model belongs to increases material manufacturing technology field, and in particular to a kind of metal increasing material manufacturing equipment.
Background technique
The metal increasing material manufacturing technique of the prior art requires during workpiece is built in main equipment working cavity
It is interior it is lasting be filled with protective gas so that oxygen content concentration is maintained at a certain setting value hereinafter, to ensure entirely to work in cavity
Metal powder material will not be aoxidized because of excessively high oxygen content in cavity, generate the dangerous feelings such as impurity and generation explosion
Condition, it is ensured that quality when each layer of workpiece sintering, while in sintering plane, it is also desirable to it has been always maintained at air-flow, has persistently been taken away
The impurity such as the flue dust and oxide that are generated during laser sintered, to guarantee the sintering quality of workpiece.
The air flow demand being sintered in plane is balanced as far as possible in different location, the intensity and speed maintained like.Existing scheme
It is generally used single airflow inlet and single air stream outlet, it is more difficult to control in the harmony of air-flow, it is difficult to realize flow field
Adjustment and everywhere consistent harmony, cannot achieve the control to gas source and airflow line, are difficult to obtain stable working cavity
Internal protective gas flow field, so as to cause the high quality sintering for being unable to complete workpiece.
Utility model content
For above-mentioned technical problem of the existing technology, the utility model provides a kind of air-flow for realizing sintered surface
Balanced optimization, working cavity is interior to obtain the protective gas flow field in more stable flow field, to obtain printing workpiece most
The metal increasing material manufacturing equipment of good quality.
In order to solve the above technical problems, the utility model provides a kind of metal increasing material manufacturing equipment, including gas source input
Mouth, working cavity and dust arrester, the external gas supply source in gas source input port, the protective gas that gas supply source generates pass through
Gas source input port enters working cavity, and the one side wall of working cavity is equipped with air inlet, another side wall of working cavity is equipped with outlet
Mouthful, air inlet, working cavity, gas outlet and dust arrester are sequentially connected in a closed loop mode to form a protective gas circulatory system.
As the further preferred scheme of the utility model, the one side wall of the working cavity and another side wall are opposite two
Side.
As the further preferred scheme of the utility model, the metal increasing material manufacturing equipment further includes a plurality of gas flow tube
Road, the quantity of the airflow line are the sum of the quantity of air inlet and air outlet, for successively sequential connection gas outlet, dust arrester
And air inlet.
As the further preferred scheme of the utility model, the bottom of the one side wall of the working cavity is equipped at least one
The bottom of air inlet, the other side of the working cavity is equipped at least one gas outlet.
As the further preferred scheme of the utility model, the top of the side wall of the working cavity be equipped with air inlet and/
Or gas outlet.
As the further preferred scheme of the utility model, the metal increasing material manufacturing equipment further includes tachymeter, described
Tachymeter is set to the inlet of air inlet and the exit of gas outlet, and the flowing speed of working cavity is entered and left for testing protective gas
Degree.
As the further preferred scheme of the utility model, the metal increasing material manufacturing equipment further includes laser galvanometer, institute
Laser galvanometer is stated on the top plate of working cavity.
As the further preferred scheme of the utility model, the metal increasing material manufacturing equipment further includes molding cylinder body, institute
State the plate outer side that molding cylinder body is set to working cavity.
As the further preferred scheme of the utility model, deflection by the laser galvanometer to sintering laser, in institute
The sintering plane for being formed on the inside of the bottom plate of working cavity and there is certain breadth is stated, the length of the sintering plane is less than molding cylinder body
Length.
The utility model provides a kind of metal increasing material manufacturing equipment, has the advantages that
Multiple air inlet and air outlet are set by the lateral wall in working cavity, in conjunction with the blower output stream to dust arrester
The control of the parameters such as amount and frequency realizes balanced optimization to gas field is protected in workpiece sintering plane, preferably takes away burning
The impurity such as smog, particulate matter and the oxide generated during knot, improve the sintering quality of workpiece.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model metal increasing material manufacturing equipment；
Fig. 2 is that the working cavity interior air-flow of the utility model metal increasing material manufacturing equipment analyzes schematic diagram；
Appended drawing reference is as follows in figure:
1, laser galvanometer, 2, simulated laser, 3, working cavity, 4, air inlet, 5, gas outlet, 6, sintering plane, 7, molding
Cylinder body, 8, dust arrester, 9, gas source input port, 10, airflow line, 11, sintering plane overdraught, 12, working cavity upper layer air-flow.
Specific embodiment
In order to allow those skilled in the art to more fully understand and realize the technical solution of the utility model, below with reference to
Figure of description and specific embodiment are described in further details.
As shown in Figure 1, metal increasing material manufacturing equipment includes gas source input port 9, working cavity 3 and dust arrester 8, gas source input
9 external gas supply sources of mouth, the protective gas that gas supply source generates enter working cavity 3, working chamber by gas source input port 9
The one side wall of body 3 is equipped with single or multiple air inlets 4, another side wall of working cavity 3 is equipped with single or multiple gas outlets 5, into
Port 4, working cavity 3, gas outlet 5 and dust arrester 8 are sequentially connected in a closed loop mode to form a protective gas circulation.Working cavity 3 is
The cavity of the workpiece sintering of metal increasing material manufacturing equipment persistently has protective gas circulation during sintering, guarantee working cavity 3
Interior oxygen content concentration is below the parameter of setting.By protective gas input service cavity 3, the quantity of air inlet 4 is set air inlet 4
Shape sizes that are single or multiple, and passing through each air inlet 4 of change are set to, the flow of each air inlet 4 is different, realizes
4 shield gas flow rate controllability of air inlet.Laser galvanometer 1 is real by laser sintered selection area metal powder during the sintering process
The gradually molding of existing workpiece, constantly circulation cleans protective gas to dust arrester 8 during the sintering process, generates in removing sintering process
Various impurity.Gas outlet 5 connects the protective gas input terminal of dust arrester 8, constantly inputs gas impure in working cavity 3
Dust arrester 8 carries out circulation cleaning；Air inlet 4 connects the protective gas output end of dust arrester 8, will be after the cleaning of dust arrester 8
Protective gas is input to working cavity 3, and clean protective gas is continually entered for working cavity 3；Due to dust arrester inner blower
Effect, protective gas flow to gas outlet 5 by air inlet 4 in working cavity 3, flow to dust arrester 8 by gas outlet 5, then by dust
Device 8 flows to air inlet 4, finally flows to working cavity 3 by air inlet 4, loops back and forth like this, and completes to protect gas in working cavity 3
The cleaning of body, and by adjusting air inlet 4, the diameter of gas outlet 5 and the power of blower and frequency, realize air inlet 4
With the controllability of 5 shield gas flow rate of gas outlet, speed.
Specifically, the one side wall of working cavity 3 and another side wall are opposite sides.In the present invention, opposite two
The air inlet 4 of side wall setting and gas outlet 5, protective gas can realize that protective gas flows under the control of dust arrester 8 well
Stability and harmony, be the optimal technical solution of the utility model, the one side wall of certain working cavity 3 and another side wall are
Sides adjacent also belongs to the protection scope of the utility model, is not described in detail herein.
The metal increasing material manufacturing equipment of the utility model further includes a plurality of airflow line 10, the number of the airflow line 10
Amount is the sum of air inlet 4 and the quantity of gas outlet 5, for successively sequential connection gas outlet 5, dust arrester 8 and air inlet 4.At this
In utility model, close to the airflow line 10 of 4 side of air inlet, one end is connect with the protective gas input terminal of air inlet 4, another
End is connect with the protective gas output end of dust arrester 8；Close to the airflow line 10 of 5 side of gas outlet, the guarantor of one end and gas outlet 5
Gas output end connection is protected, the other end is connect with the protective gas input terminal of dust arrester 8.
As a kind of embodiment of the utility model, the bottom of a lateral wall of working cavity 3 be equipped at least two into
The bottom of port 4, the other side of working cavity 3 is equipped at least two gas outlets 5.Since workpiece sintering typically occurs in working chamber
The bottom of 3 inside of body, therefore the impurity such as smog, particulate matter and oxide generated are relatively more, the gas for needing protective gas to be formed
Field removes impurity, and metal powder also more needs the protection of protective gas, so that the near setting value of oxygen concentration is hereinafter, as far as possible
Or avoid metal powder from being aoxidized by oxygen completely, and lead to the problem of the unnecessary sintering quality of workpiece.Referring to Fig. 2, work
The bottom of the right outside sidewall of cavity 3 is set there are two air inlet 4, and the bottom of the left outside side wall of working cavity 3 sets that there are two gas outlets
5, and air inlet 4 and gas outlet 5 are symmetrical arranged.
Specifically, the top of the one side wall of working cavity 3 is equipped at least one air inlet 4, another side wall of working cavity 3
Top be equipped at least one gas outlet 5.Referring to Fig. 2, the top of the right side wall of working cavity 3 is equipped with an air inlet 4, work
The top of the left side wall of cavity 3 is equipped with a gas outlet 5, forms working cavity upper layer air-flow 12, the top side wall of working cavity 3
Additional gas entrance of the air inlet 4 and gas outlet 5 of setting as working cavity 3, can be controlled separately when needed and
Switch forms working cavity upper layer air-flow 12, as another means of protective gas flow field regulation in working cavity 3, comes
More optimized protective gas flow field effect is obtained, can also be used as the protectiveness gas curtain of 3 inner top component of working cavity.
The metal increasing material manufacturing equipment of the utility model, further includes tachymeter, tachymeter be set to air inlet 4 inlet and
The exit of gas outlet 5 enters and leaves the flowing velocity of working cavity 3 for testing protective gas.Increase tachymeter, measures protection gas
Wind speed of the body in 4 inlet of air inlet and the exit of gas outlet 5 realizes that the flow velocity of wind field is automatic by conventional controller
It adjusts, avoids the manually-operated inconvenient inaccuracy with result.
The metal increasing material manufacturing equipment of the utility model, further includes laser galvanometer 1, and laser galvanometer 1 is set to working cavity 3
On top plate.
The metal increasing material manufacturing equipment of the utility model, further includes molding cylinder body 7, and molding cylinder body 7 is set to working cavity 3
Plate outer side.
Specifically, the deflection of laser is sintered by 1 pair of laser galvanometer, being formed on the inside of the bottom plate of working cavity 3 has one
The length of the sintering plane 6 in tentering face, sintering plane 6 is less than the length of molding cylinder body 7.Referring to Fig.1, simulated laser 2, mould are introduced
It is to be sintered plane 6 that quasi- laser 2, which is deflected by laser galvanometer 1 and formed the region that two extreme positions are coated,.By to gas source
The height of the control and regulation of input port and external gas supply source, air inlet 4 and gas outlet 5, angle, shape and diameter are set
It sets and the adjustment of dust arrester 8 inner blower frequency and wind pressure, formation sintering plane overdraught 11 is sintered plane overdraught 11
Different control may be implemented in the upper and lower product, preferably realizes that the protective gas flow field of 6 top of sintering plane is harmonious,
It realizes the optimization of sintering plane overdraught 11, guarantees that the gas flow rate of different location in sintering plane 6 is all almost identical, and
In established standards region and parameter, it can complete to carry out circulation cleaning to gas impure in working cavity 3 well, and right
Metal powder to be sintered carries out good protection against oxidation in working cavity 3.
The utility model is equipped with the other side of single or multiple air inlets, working cavity by the one side wall in working cavity
Wall is equipped with single or multiple gas outlets, and air inlet, working cavity, gas outlet and dust arrester are sequentially connected in a closed loop mode to form a protection
Gas-circulating system is realized in conjunction with the control of blower output flow and the parameters such as frequency to dust arrester to workpiece sintering plane
Balanced optimization of upper protection gas field, preferably takes away the impurity such as the smog, particulate matter and oxide generated in sintering process,
Improve the sintering quality of workpiece.
Above embodiments are only preferred embodiments of the present invention, and the protection scope of the utility model is simultaneously not only limited to
In above-described embodiment, technical solution belonging to the idea of the present invention be all should belong to the protection range of the utility model.It answers
When pointing out, several modifications and modification without departing from the principle of the utility model should be regarded as the protection model of the utility model
It encloses.
Claims (9)
1. a kind of metal increasing material manufacturing equipment, which is characterized in that including gas source input port, working cavity and dust arrester, the gas
The external gas supply source in source input port, the protective gas that gas supply source generates enter working cavity, work by gas source input port
The one side wall for making cavity is equipped with single or multiple air inlets, another side wall of working cavity is equipped with single or multiple gas outlets, into
Port, working cavity, gas outlet and dust arrester are sequentially connected in a closed loop mode to form a protective gas circulatory system.
2. metal increasing material manufacturing equipment according to claim 1, which is characterized in that the one side wall of the working cavity and another
One side wall is opposite sides.
3. metal increasing material manufacturing equipment according to claim 2, which is characterized in that it further include a plurality of airflow line, it is described
The quantity of airflow line is the sum of the quantity of air inlet and air outlet, is used for successively sequential connection gas outlet, dust arrester and air inlet
Mouthful.
4. metal increasing material manufacturing equipment according to claim 3, which is characterized in that the one side wall of the working cavity
Bottom is equipped at least one air inlet, and the bottom of the other side of the working cavity is equipped at least one gas outlet.
5. metal increasing material manufacturing equipment according to claim 4, which is characterized in that the top of the side wall of the working cavity
Equipped with air inlet and/or gas outlet.
6. metal increasing material manufacturing equipment according to claim 4 or 5, which is characterized in that it further include tachymeter, it is described to test the speed
Instrument is set to the inlet of air inlet and the exit of gas outlet, and the flowing velocity of working cavity is entered and left for testing protective gas.
7. metal increasing material manufacturing equipment according to claim 6, which is characterized in that it further include laser galvanometer, the laser
Galvanometer is set on the top plate of working cavity.
8. metal increasing material manufacturing equipment according to claim 7, which is characterized in that further include molding cylinder body, the molding
Cylinder body is set to the plate outer side of working cavity.
9. metal increasing material manufacturing equipment according to claim 8, which is characterized in that swashed by the laser galvanometer to sintering
The deflection of light forms the sintering plane with certain breadth, the length of the sintering plane on the inside of the bottom plate of the working cavity
Degree is less than the length of molding cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821105930.3U CN208628432U (en) | 2018-07-12 | 2018-07-12 | A kind of metal increasing material manufacturing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821105930.3U CN208628432U (en) | 2018-07-12 | 2018-07-12 | A kind of metal increasing material manufacturing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208628432U true CN208628432U (en) | 2019-03-22 |
Family
ID=65737288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821105930.3U Active CN208628432U (en) | 2018-07-12 | 2018-07-12 | A kind of metal increasing material manufacturing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208628432U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113333784A (en) * | 2021-08-06 | 2021-09-03 | 湖南华曙高科技有限责任公司 | Additive manufacturing equipment with self-adaptive adjustment of wind field and wind field control method thereof |
| CN115138876A (en) * | 2021-03-30 | 2022-10-04 | 广东汉邦激光科技有限公司 | Purified wind field generating device and additive manufacturing equipment |
-
2018
- 2018-07-12 CN CN201821105930.3U patent/CN208628432U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115138876A (en) * | 2021-03-30 | 2022-10-04 | 广东汉邦激光科技有限公司 | Purified wind field generating device and additive manufacturing equipment |
| CN115138876B (en) * | 2021-03-30 | 2024-03-19 | 广东汉邦激光科技有限公司 | Purifying wind field generating device and additive manufacturing equipment |
| CN113333784A (en) * | 2021-08-06 | 2021-09-03 | 湖南华曙高科技有限责任公司 | Additive manufacturing equipment with self-adaptive adjustment of wind field and wind field control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 181, Linyu Road, national high tech Industrial Development Zone, Changsha City, Hunan Province, 410205 Patentee after: Hunan Huashu High Tech Co.,Ltd. Address before: No. 181, Linyu Road, national high tech Industrial Development Zone, Changsha City, Hunan Province, 410205 Patentee before: HUNAN FARSOON HIGH-TECH Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |