CN207681479U - The powder cleaning device and precinct laser fusion equipment of precinct laser fusion equipment - Google Patents
The powder cleaning device and precinct laser fusion equipment of precinct laser fusion equipment Download PDFInfo
- Publication number
- CN207681479U CN207681479U CN201721096280.6U CN201721096280U CN207681479U CN 207681479 U CN207681479 U CN 207681479U CN 201721096280 U CN201721096280 U CN 201721096280U CN 207681479 U CN207681479 U CN 207681479U
- Authority
- CN
- China
- Prior art keywords
- powder
- pipe
- laser fusion
- cleaning device
- precinct laser
- 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.)
- Expired - Fee Related
Links
- 239000000843 powder Substances 0.000 title claims abstract description 112
- 238000004140 cleaning Methods 0.000 title claims abstract description 32
- 230000004927 fusion Effects 0.000 title claims abstract description 31
- 238000005086 pumping Methods 0.000 claims abstract description 13
- 238000009826 distribution Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 5
- 238000007493 shaping process Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Laser Beam Processing (AREA)
- Cleaning In General (AREA)
Abstract
The utility model is related to rapid shaping techniques, disclose a kind of powder cleaning device and precinct laser fusion equipment of precinct laser fusion equipment.In the utility model, including the more powder absorbing pipes in processing storehouse are arranged, the vaccum-pumping equipment that is connect with the outlet side of each powder absorbing pipe, pipe fitting in each powder absorbing pipe inlet end are arranged；And the caliber of each pipe fitting is different, each pipe fitting is with corresponding powder absorbing pipe for carrying out suction powder to the workpiece.Compared with prior art, the powder cleaning device includes more powder absorbing pipes, vaccum-pumping equipment, pipe fittings, therefore staff can carry out suction powder according to the different size selection pipe fittings of inner hole of workpiece or slot, and the powder handled in storehouse is sucked out to outside processing storehouse by vaccum-pumping equipment.When the hole of inside workpiece or slot are there are when bend, pipe fitting can be extend into inside the hole or slot of workpiece, inside workpiece is cleared up.Therefore metal powder can be saved, reduces production cost, while can also facilitate the subsequent operation to workpiece.
Description
Technical field
The utility model is related to rapid shaping techniques, the more particularly to powder cleaning device of precinct laser fusion equipment and choosing
Area's laser fusion equipment.
Background technology
The rapid laser-shaping technique of metal powder is a kind of effective means for manufacturing complex parts.Precinct laser fusion skill
Art combines the relevant technologies in the fields such as CAD 3D modeling, computer module management, laser, and 3D solid mould is established using CAD
Type, to three-dimensional entity model carry out slicing treatment, by hierarchy slicing outline data import computer, by laser to selection region
Successively Melting And Solidification, layer upon layer final molding go out entity component.This high-precision Parts manufacturing technology can mold respectively
Kind complex parts, the part for not only reducing manufacturing cost, and molding have high-compactness and good mechanical property：Swash
Light only melts the metal powder of selection region, and unfused region powder can substantially increase the utilization of material with recycling
Rate.
After selective laser melting (SLM) molding, the recycling of metal powder is always a problem, this problem is to a certain degree
On also counteract this technology popularization and large-scale production development.Inventor has found at least to exist in the prior art and ask as follows
Topic：The recycling of existing metal powder typically uses hairbrush or vacuum device for inhaling powdery substances carries out workpiece surface and internal remaining metal powder
The cleaning at end, the powder covered in workpiece flat outer surface can only be cleaned up by hand by sweeping, the molding workpiece of laser fusion
In, the size and internal structure of inside workpiece hole or slot are varied, and general device usually only has a kind of suction powder of size
Pipeline so that the powder in each different hole or slot can not be cleared up, cause the waste of metal powder and then cause
Cost increases, and returns the processes such as subsequent heat treatment, machining and brings inconvenience.
Utility model content
The purpose of this utility model is to provide a kind of powder cleaning devices and precinct laser of precinct laser fusion equipment
Melting unit, enabling the remaining powder of inside workpiece is cleaned out, metal powder is saved, reduces production cost, and square
Just to the subsequent operation of workpiece.
In order to solve the above technical problems, the embodiment of the utility model provides a kind of powder of precinct laser fusion equipment
Last cleaning plant includes the outlet side for the N roots powder absorbing pipe and each powder absorbing pipe being arranged in the processing storehouse of precinct laser fusion equipment
Pipe fitting in each powder absorbing pipe inlet end is arranged in the vaccum-pumping equipment of connection, and the N is the natural number more than 1；And each pipe fitting
Caliber it is different, each pipe fitting is with corresponding powder absorbing pipe for carrying out suction powder to workpiece.
In addition, the utility model additionally provides a kind of precinct laser fusion equipment, including precinct laser as described above is molten
Change the powder cleaning device of equipment.
In terms of existing technologies, which includes setting in processing storehouse to the utility model embodiment
More powder absorbing pipes, connect with each powder absorbing pipe outlet side vaccum-pumping equipment, pipe fitting in each powder absorbing pipe inlet end is set, because
This staff can carry out suction powder according to the pipe fitting of the suitable caliber of different size selections of inner hole of workpiece or slot, and by with suction
The powder handled in storehouse is sucked out to outside processing storehouse the vaccum-pumping equipment of tube cell connection.Also, when the hole of inside workpiece or slot are deposited
In elbow structure, the smaller pipe fitting of caliber can be directly protruding into inside workpiece, realize the cleaning to inside workpiece powder.
The remaining powder of inside workpiece is cleaned out to realize, therefore metal powder can be saved, reduces production cost, while may be used also
The convenient subsequent operation to workpiece.
In addition, each pipe fitting is detachably connected with corresponding powder absorbing pipe.So as to facilitate the repair of pipe fitting
With replacement, the use cost of powder cleaning device is reduced.
In addition, at least one pipe fitting is cylindrical tube.
In addition, at least one pipe fitting is conical pipe, the caliber of the conical pipe from the outlet side of the conical pipe to
The inlet end of the conical pipe is gradually reduced.So as to which the inlet end of conical pipe is stretched into inside the hole or slot of workpiece in workpiece
Portion is cleared up.
In addition, the extension that at least one pipe fitting includes conical section, is connected with the conical section；Wherein, the cone
The inlet end of shape section is connected with the extension, and the outlet side of the conical section is connected with the corresponding powder absorbing pipe；Its
In, the caliber of the extension is identical as the caliber of conical section inlet end.So as to which extension to be stretched to the hole of workpiece
Or remaining powder is cleared up inside slot.
In addition, the caliber of the conical section is gradually increased or reduced from inlet end to the outlet side.
In addition, each pipe fitting includes the connected inner tube of the corresponding powder absorbing pipe, is sheathed on outside said inner tube
Outer tube, and the length of the outer tube is more than the length of said inner tube, the tube wall of the outer tube also opens up venthole, and the ventilation
Hole at least part does not cover said inner tube and is connected to said inner tube.Thus by the venthole being arranged on outer tube wall, it can
Pipe fitting is prevented to be blocked when carrying out suction powder to workpiece.
In addition, the venthole at least opens up two, and distribution is directed around along the caliber of the outer tube.So as into one
Step prevents powder absorbing pipe to be blocked.
In addition, each venthole is set around the equidistant ring in caliber direction of each outer tube.To further increase to the anti-blocking of powder absorbing pipe
Fill in function.
Description of the drawings
Fig. 1 is the structural schematic diagram of powder cleaning device in the utility model first embodiment；
Fig. 2 is the structural schematic diagram of more powder absorbing pipes in the utility model first embodiment；
Fig. 3 is the partial enlarged view of A in Fig. 2.
Specific implementation mode
It is new to this practicality below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that each in the utility model
In embodiment, in order to make the reader understand this application better, many technical details are proposed.But even if without these skills
Art details and various changes and modifications based on the following respective embodiments can also realize that each claim of the application is required and protect
The technical solution of shield.
The first embodiment of the utility model is related to a kind of powder cleaning device of precinct laser fusion equipment.Such as Fig. 1
It is shown.The powder cleaning device includes more powder absorbing pipes 2 being arranged in the processing storehouse 3 of precinct laser fusion equipment and each suction
Pipe fitting 5 in 2 inlet end of each powder absorbing pipe, and each pipe fitting 5 is arranged in the vaccum-pumping equipment 1 of the outlet side connection of tube cell 2
Caliber it is different, each pipe fitting 5 is with corresponding powder absorbing pipe 2 for carrying out suction powder to workpiece.
Through the above it is not difficult to find that the powder cleaning device include be arranged processing storehouse 3 in more powder absorbing pipes 2,
Vaccum-pumping equipment 1, pipe fitting 5, therefore, staff can be selected according to different workpiece sizes the pipe fitting 5 of suitable caliber into
Row inhales powder, as in workpiece hole or when smaller slot, select the pipe fitting 5 compared with Large Diameter Pipeline to cover the hole of workpiece or slot and inhale
Powder；And when hole in workpiece or larger slot, the pipe fitting 5 compared with pipe with small pipe diameter can be selected and stretch in the hole or slot of workpiece and is inhaled
Powder, and the powder handled in storehouse 3 is sucked out to outside processing storehouse 3 vaccum-pumping equipment 1 by being connect with powder absorbing pipe 2.Also, work as work
There are when elbow structure inside part, the smaller pipe fitting 5 of caliber can be stretched to inside the hole or slot of workpiece, be realized in workpiece
The cleaning of portion's powder.The remaining powder inside the hole of workpiece or slot can be cleaned out by such set-up mode, it therefore, can be real
Metal powder is now saved, reduces production cost, while can also facilitate the subsequent operation to workpiece.
In actual application, as shown in Figure 1, the cabinet door for handling storehouse 3 in precinct laser fusion equipment is set as transparent
, internal operation can be observed by cabinet door, also, gloves 4 are additionally provided on processing storehouse 3, and gloves 4 are flexibility
Part so that gloves 4 can arbitrarily move in processing storehouse, and after work pieces process, operating personnel can be stretched hand by gloves 4
Enter to processing storehouse 3 in operated, by be arranged processing storehouse 3 in powder absorbing pipe 2 be moved to suitable position, so as to ensure powder
End is cleared up in the environmental protection of inert gas, is effectively prevented powder exposure and is caused to fail in air or powder is raised
It rises and explodes.In addition, may be provided with hook on the inner wall in processing storehouse 3, after 2 use of powder absorbing pipe, hook can be hung over
On, to can guarantee that the manufacturing process in workpiece, more powder absorbing pipes 2 are unaffected.In order to improve the powder cleaning device
Cleaning effect, regulating valve can be set on vaccum-pumping equipment, the suction size of powder absorbing pipe is adjusted, therefore can be further
Improve the cleaning effect to inside workpiece powder.
Specifically, in the present embodiment, at least one pipe fitting 5 is cylindrical tube 51.At least one pipe fitting 5
For conical pipe 52, and inlet end of the caliber of conical pipe from the outlet side of conical pipe to conical pipe is gradually reduced.So as to bore
The inlet end of shape pipe stretches to inside workpiece and clears up inside workpiece.At least one pipe fitting 5 include tapering point 531,
The extension 532 being connected with tapering point 531, wherein the outlet side of tapering point 531 is connected with corresponding powder absorbing pipe 2, extension
532 caliber is identical as the caliber of 531 inlet end of tapering point.So as to which extension 532 to be stretched to the inside of workpiece to remaining
Powder is cleared up.In addition, it is noted that the caliber of tapering point 532 is gradually increased or reduced from inlet end to outlet side.
In addition, in the present embodiment, each pipe fitting 5 includes that the connected inner tube of corresponding powder absorbing pipe 2 (is not marked in figure
Show), the outer tube (not indicated in figure) that is sheathed on outside inner tube, and the length of outer tube is more than the length of inner tube, and on the tube wall of outer tube
It is further opened with venthole 54, and at least part of venthole 54 does not cover outer tube and is connected to inner tube, and pipe fitting 5 can be prevented to work
Part be blocked when suction powder.In actual application, it is directly fixedly connected between outer tube and inner tube, is such as threadedly coupled, when
Other connection types also so can be used, be not specifically limited herein.
And preferably, in the present embodiment, there are two venthole 54 at least opens up, and along the caliber side of outer tube
To being uniformly distributed.So as to further prevent powder absorbing pipe 2 to be blocked.It is worth noting that, pipe of each venthole 54 around each outer tube
The equidistant ring in diameter direction is set.Such set-up mode can further prevent powder absorbing pipe 2 to be blocked.
The utility model second embodiment is related to a kind of precinct laser fusion equipment, including as described in the first embodiment
Precinct laser fusion equipment powder cleaning device.
Through the above it is not difficult to find that the powder cleaning device include be arranged processing storehouse 3 in more powder absorbing pipes 2,
Vaccum-pumping equipment 1, pipe fitting 5, therefore, staff can be selected according to different workpiece sizes the pipe fitting 5 of suitable caliber into
Row inhales powder, when as smaller such as workpiece, select the pipe fitting 5 compared with Large Diameter Pipeline to cover workpiece and carries out suction powder；And workpiece it is larger when, select
Pipe fitting 5 compared with pipe with small pipe diameter stretches to inside workpiece and carries out suction powder, and the vaccum-pumping equipment 1 by being connect with powder absorbing pipe 2 will be located
Powder in reason storehouse 3 is sucked out to outside processing storehouse 3.Also, when inside workpiece is there are when elbow structure, the smaller pipe of caliber can be connect
First 5 stretch to inside workpiece, realize the cleaning to inside workpiece powder.It can be by the remaining of inside workpiece by such set-up mode
Powder is cleaned out, therefore, it can be achieved that saving metal powder, reduces production cost, while can also facilitate the follow-up behaviour to workpiece
Make.
It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific implementation of the utility model
Example, and in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit of the utility model
And range.
Claims (10)
1. a kind of powder cleaning device of precinct laser fusion equipment, which is characterized in that set in precinct laser fusion comprising being arranged
N roots powder absorbing pipe in standby processing storehouse, is arranged in each powder absorbing pipe air inlet the vaccum-pumping equipment being connect with the outlet side of each powder absorbing pipe
The pipe fitting at end, the N are the natural number more than 1；And the caliber of each pipe fitting is different, each pipe fitting and corresponding suction powder
Pipe to workpiece for carrying out suction powder.
2. the powder cleaning device of precinct laser fusion equipment according to claim 1, which is characterized in that each pipe fitting with
Corresponding powder absorbing pipe is detachably connected.
3. the powder cleaning device of precinct laser fusion equipment according to claim 1, which is characterized in that at least one
Pipe fitting is cylindrical tube.
4. the powder cleaning device of precinct laser fusion equipment according to claim 1, which is characterized in that at least one
Pipe fitting is conical pipe, and the caliber of the conical pipe gradually subtracts from the outlet side of the conical pipe to the inlet end of the conical pipe
It is small.
5. the powder cleaning device of precinct laser fusion equipment according to claim 1, which is characterized in that at least one
The extension that pipe fitting includes conical section, is connected with the conical section；Wherein, the inlet end of the conical section and the extension
It is connected, the outlet side of the conical section is connected with the corresponding powder absorbing pipe；
Wherein, the caliber of the extension is identical as the caliber of conical section inlet end.
6. the powder cleaning device of precinct laser fusion equipment according to claim 5, which is characterized in that the conical section
Caliber gradually increased or reduced from inlet end to the outlet side.
7. the powder cleaning device of precinct laser fusion equipment according to claim 1, which is characterized in that each pipe fitting is equal
Including the connected inner tube of the corresponding powder absorbing pipe, the outer tube being sheathed on outside said inner tube, and the length of the outer tube is big
In the length of said inner tube, the tube wall of the outer tube also opens up venthole, and the venthole at least part do not cover it is described
Inner tube is connected to said inner tube.
8. the powder cleaning device of precinct laser fusion equipment according to claim 7, which is characterized in that the venthole
Two are at least opened up, and distribution is directed around along the caliber of the outer tube.
9. the powder cleaning device of precinct laser fusion equipment according to claim 8, which is characterized in that each venthole around
The equidistant ring in caliber direction of each outer tube is set.
10. a kind of precinct laser fusion equipment, which is characterized in that include constituency as in one of claimed in any of claims 1 to 9
The powder cleaning device of laser fusion equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721096280.6U CN207681479U (en) | 2017-08-30 | 2017-08-30 | The powder cleaning device and precinct laser fusion equipment of precinct laser fusion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721096280.6U CN207681479U (en) | 2017-08-30 | 2017-08-30 | The powder cleaning device and precinct laser fusion equipment of precinct laser fusion equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207681479U true CN207681479U (en) | 2018-08-03 |
Family
ID=62986550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721096280.6U Expired - Fee Related CN207681479U (en) | 2017-08-30 | 2017-08-30 | The powder cleaning device and precinct laser fusion equipment of precinct laser fusion equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207681479U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109604593A (en) * | 2018-11-22 | 2019-04-12 | 中国科学院金属研究所 | A kind of selective laser is fused into the method for cleaning of airfoil surface and internal residual powder |
| CN113232297A (en) * | 2021-04-26 | 2021-08-10 | 安徽汇正电子科技有限公司 | Powder cleaning equipment for selective laser sintering |
-
2017
- 2017-08-30 CN CN201721096280.6U patent/CN207681479U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109604593A (en) * | 2018-11-22 | 2019-04-12 | 中国科学院金属研究所 | A kind of selective laser is fused into the method for cleaning of airfoil surface and internal residual powder |
| CN113232297A (en) * | 2021-04-26 | 2021-08-10 | 安徽汇正电子科技有限公司 | Powder cleaning equipment for selective laser sintering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180803 |