CN205834238U - A kind of selective laser fusing window mirror protection device - Google Patents
A kind of selective laser fusing window mirror protection device Download PDFInfo
- Publication number
- CN205834238U CN205834238U CN201620705244.4U CN201620705244U CN205834238U CN 205834238 U CN205834238 U CN 205834238U CN 201620705244 U CN201620705244 U CN 201620705244U CN 205834238 U CN205834238 U CN 205834238U
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- window mirror
- protection device
- mirror protection
- protection
- core
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Abstract
The utility model discloses a kind of selective laser fusing window mirror protection device, window mirror protection device includes window mirror protection core, window mirror protection set, window mirror pressing plate, window mirror.Being formed with venting cavity and gas outlet between interconnective protection core and protection set, gas outlet opening is towards window mirror.Having air inlet in window mirror protection device, air inlet, venting cavity and gas outlet are interconnected.The relative axial position of protection core and protection set can regulate, and the openings of sizes of gas outlet changes therewith.Selective laser described in the utility model fusing window mirror protection device, gas flow is not in the inside of part, and formed in the space folded by protection set part outer surface at protection core, and runner processing difficulty is greatly reduced；The size of gas outlet is variable, in that context it may be convenient to changes gas outlet air-flow size, adjusts the optimum efficiency that dust is stopped by gas.
Description
Technical field
This utility model belongs to increasing material manufacturing technology field, relates to a kind of selective laser fusing window mirror protection device.
Background technology
Increasing material manufacturing technology (being also called " 3D printing ") is that the high end digitalization developed rapidly in recent years quickly manufactures
Technology, it is adaptable to the near-net-shape of complex component, the profiled member using increasing material manufacturing technology to produce has the mechanical property of excellence
Can, it is suitable for the rapid shaping of multiple material, and stock utilization is high.Selective laser melt-forming technology (Selective Laser
Melting, SLM) it is to increase the Typical Representative that material manufactures, traditional three dimensional manufacturing processes is changed into plane manufacture-accumulation and folds by it
Add technique, successively melted the manufacture realizing 3 D complex precision parts by powder, can set owing to powder remains static
Meter manufactures auxiliary support structure, is therefore suitable for the manufacture of the most arbitrarily complicated shaped metal parts, can be widely applied to aviation
The industries such as space flight, automobile, mould, medical treatment.
The basic process of SLM technique is: a certain amount of powder is delivered to work top by dust feeder, and scraper is by one layer of powder material
Material is laid in the upper surface of molded part, and powder is heated to a certain temperature less than this its melting point, galvanometer by heater
Control system controls laser beam and is scanned solid section powder bed according to the cross section profile of this layer, powder smelting with following
In type part realizes fusion；After a layer cross section has fused, workbench declines the thickness of a layer, and scraper spreads above again
Last layer powder uniformly densely, carries out the scanning fusing of a new layer cross section, if scanning superposition through dried layer, until completing whole former
Type manufactures.For ensureing stablizing of material property, forming room is in the relative air-tight state of full noble gas.Laser light window
Mirror, in the course of processing of powder, has dust and floats, be attached on window mirror and fly at around window mirror in forming room, should
Dust, by detraction laser projections power, finally affects the quality of shaping workpiece.
Patent " a kind of selective laser sintering window mirror protection device ", application number " CN201220062380.8 ", propose
A kind of selective laser sintering window mirror protection device, in this device, gas flow is in the inside of window mirror protection board, is difficult to
Processing；Gas outlet size is fixed, when blowout gas to dust blocking effect the best time, it is impossible to be adjusted easily.
Summary of the invention
The purpose of this utility model is the shortcoming overcoming above-mentioned prior art, it is provided that a kind of selective laser fusing window
Mirror protection device, this device is prone to processing, can change gas outlet air-flow size easily, it is achieved dust is stopped by gas
Optimum efficiency.
For reaching above-mentioned purpose, this utility model uses following technical scheme to be achieved:
A kind of selective laser fusing window mirror protection device, it is characterised in that described window mirror protection device includes:
Interconnective window mirror protection core and window mirror protection set, described window mirror protection core and window mirror protection set
Between be formed with venting cavity and gas outlet, described gas outlet opening direction is towards window mirror；
Described window mirror protection device also has air inlet, and described air inlet is interconnected with described venting cavity, gas outlet.
Air inlet can be opened in the protection of described window mirror and put, it is also possible to being opened on window mirror protection core, air inlet can be one
Or it is multiple.
Described window mirror protection device farther includes axial-adjustment unit, is used for regulating described window mirror protection core and window
Relative axial position between mouth mirror protection set.Described axial-adjustment unit is preferably multiple equally distributed set screw.
This utility model has the advantages that
Selective laser described in the utility model fusing window mirror protection device, gas flow not in the inside of part, and
Being formed in the space folded by protection set part outer surface at protection core, runner processing difficulty is greatly reduced；The size of gas outlet
Variable, in that context it may be convenient to change gas outlet air-flow size, adjust and key in invention at the optimum efficiency that dust is stopped by gas
Hold and describe paragraph.
Accompanying drawing explanation
Fig. 1 is the front view of a window mirror protection device embodiment 1 of the present utility model；
Fig. 2 is the cross section A-A face of a window mirror protection device embodiment 1 of the present utility model；
Fig. 3 is the C portion enlarged drawing of Fig. 2；
Fig. 4 is the section B-B face of a window mirror protection device embodiment 1 of the present utility model；
Fig. 5 is the normal axomometric drawing of a window mirror protection device embodiment 1 of the present utility model；
Fig. 6 is the front view of a window mirror protection device embodiment 2 of the present utility model；
Fig. 7 is the section D-D face of a window mirror protection device embodiment 2 of the present utility model；
Fig. 8 is the section protecting core 1 in a window mirror protection device embodiment 2 of the present utility model；
Fig. 9 is the section of protection set 2 in a window mirror protection device embodiment 2 of the present utility model；
Figure 10 is the section E-E face of a window mirror protection device embodiment 2 of the present utility model；
In figure: 1-protects core；2-protects set；3-window mirror pressing plate；4-window mirror；5-gas outlet；6-venting cavity；7-enters
QI KOU；8-set screw；9-screw；10-screw thread pair；101-external screw thread；201-female thread.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail:
Embodiment 1
As illustrated in fig. 1 and 2, window mirror protection device is by protecting core for window mirror protection device embodiment 1 of the present utility model
1, protection set 2, window mirror 4, window mirror pressing plate 3 form.Protection core 1 and protection set 2 are fixed together by screw 9.Window mirror 4
It is fixed on protection core 1 by window mirror pressing plate 3.
As shown in Figures 2 and 3, venting cavity 6 and gas outlet 5, the direction court of gas outlet 5 are formed between protection core 1 and protection set 2
To window mirror 4.Window mirror protection device is provided with air inlet 7, and air inlet 7 can be located on protection set 2, it is also possible to is located at protection
On core 1, do not affect using effect.The present embodiment air inlet is located on protection set 2, is preferably distributed uniformly and circumferentially
6.Interconnect between air inlet 7, venting cavity 6 and gas outlet 5.
As Figure 1-4, during work, protective gas enters venting cavity 6 from air inlet 7, then blows to window from gas outlet 5
Mirror 4, when air-flow size is improper, unclamps fixing protection core 1 and the screw 9 of protection set 2, the regulation spiral shell on regulation protection set 2
Silk 8, thus it is possible to vary protection core 1 and the relative axial position of protection set 2, changes the openings of sizes of gas outlet 5 then, and blowout is given vent to anger
The air-flow size of mouth 5 also changes.After air-flow size adjustment is suitable, tighten the axial of screw 9, protection core 1 and protection set 2
Position relatively is fixed, and completes regulation process.
Embodiment 2
As shown in Figures 6 and 7, window mirror protection device is by protecting core for window mirror protection device embodiment 2 of the present utility model
1, protection set 2, window mirror 4, window mirror pressing plate 3 form.As shown in Figure 8, protection core 1 comprises external screw thread 101.Protect as shown in Figure 9
Sheath 2 comprises female thread 201.As it is shown in fig. 7, the female thread 201 of the external screw thread 101 of protection core 1 and protection set 2 cooperatively forms spiral shell
Stricture of vagina pair 10, protection core 1 and protection set 2 are linked together, by set screw 8 locking screw pair 10 by screw thread pair 10.Window
Mirror 4 is fixed on protection core 1 by window mirror pressing plate 3.
As it is shown in fig. 7, form venting cavity 6 and gas outlet 5 between protection core 1 and protection set 2, the direction of gas outlet 5 towards
Window mirror 4.The gas flow of gas outlet 5 and venting cavity 6 is all formed between the outer surface of protection core 1 and protection set 2.Window mirror
Protection device is provided with air inlet 7, and air inlet 7 can be located on protection set 2, it is also possible to is located on protection core 1, does not affect use
Effect.The present embodiment air inlet is located on protection set 2,6 be preferably distributed uniformly and circumferentially.Air inlet 7, logical
Interconnect between air cavity 6 and gas outlet 5.
Such as Fig. 6, shown in 7 and 10, during work, protective gas enters venting cavity 6 from air inlet 7, then blows to from gas outlet 5
Window mirror 4, when air-flow size is improper, unclamps set screw 8, rotates screw thread pair 10, thus it is possible to vary protection core 1 and protection set
The relative axial position of 2, changes the openings of sizes of gas outlet 5 then, and the air-flow size of blowout gas outlet 5 also changes.When
After air-flow size adjustment is suitable, holding out against set screw 8, screw thread pair 10 is locked, protection core 1 and the relative axial position of protection set 2
Fixing, complete regulation process.
Claims (9)
1. a selective laser fusing window mirror protection device, it is characterised in that described protection device includes: interconnective window
Mouth mirror protection core and window mirror protection set, be formed with venting cavity between described window mirror protection core and window mirror protection set and give vent to anger
Mouthful, described gas outlet opening is towards window mirror；Described window mirror protection device also has air inlet, and described air inlet is logical with described
Air cavity, gas outlet are interconnected.
Window mirror protection device the most according to claim 1, it is characterised in that described window mirror protection core and window mirror are protected
Sheath is connected with each other by screw.
Window mirror protection device the most according to claim 1, it is characterised in that described window mirror protection core and window mirror are protected
Sheath is connected with each other by screw thread pair.
Window mirror protection device the most according to claim 1, it is characterised in that the air inlet of described window mirror protection device
For being opened in the air inlet on described window mirror protection core.
Window mirror protection device the most according to claim 1, it is characterised in that the air inlet of described window mirror protection device
The air inlet put for being opened in described window mirror to protect.
6. according to the window mirror protection device described in claim 1 to 5 any one, it is characterised in that described air inlet is many
Individual.
Window mirror protection device the most according to claim 6, it is characterised in that multiple described air inlets are uniformly distributed.
8. according to the window mirror protection device described in claim 1 to 5 any one, it is characterised in that described window mirror is protected
Device farther includes axial-adjustment unit, for regulating the axial phase between described window mirror protection core and window mirror protection set
To position.
Window mirror protection device the most according to claim 8, it is characterised in that described axial-adjustment unit is set screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620705244.4U CN205834238U (en) | 2016-07-06 | 2016-07-06 | A kind of selective laser fusing window mirror protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620705244.4U CN205834238U (en) | 2016-07-06 | 2016-07-06 | A kind of selective laser fusing window mirror protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205834238U true CN205834238U (en) | 2016-12-28 |
Family
ID=58150604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620705244.4U Expired - Fee Related CN205834238U (en) | 2016-07-06 | 2016-07-06 | A kind of selective laser fusing window mirror protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205834238U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106738905A (en) * | 2016-12-29 | 2017-05-31 | 湖南华曙高科技有限责任公司 | Three-dimensional body manufacturing equipment and its window mirror cleaning method |
| CN107214337A (en) * | 2017-07-21 | 2017-09-29 | 北京易加三维科技有限公司 | Gas shield device for operation window |
| CN107617741A (en) * | 2016-07-06 | 2018-01-23 | 北京多能正光科技有限公司 | Melt window mirror protection device in a kind of selective laser |
| CN108555300A (en) * | 2018-06-29 | 2018-09-21 | 清华大学 | Melt atmosphere control device in easy evaporated metal selective laser |
| CN108656549A (en) * | 2017-03-29 | 2018-10-16 | 吴江中瑞机电科技有限公司 | Compression type window protective device for 3D printer |
-
2016
- 2016-07-06 CN CN201620705244.4U patent/CN205834238U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107617741A (en) * | 2016-07-06 | 2018-01-23 | 北京多能正光科技有限公司 | Melt window mirror protection device in a kind of selective laser |
| CN106738905A (en) * | 2016-12-29 | 2017-05-31 | 湖南华曙高科技有限责任公司 | Three-dimensional body manufacturing equipment and its window mirror cleaning method |
| CN106738905B (en) * | 2016-12-29 | 2019-05-03 | 湖南华曙高科技有限责任公司 | Three-dimension object manufacturing equipment and its window mirror cleaning method |
| CN108656549A (en) * | 2017-03-29 | 2018-10-16 | 吴江中瑞机电科技有限公司 | Compression type window protective device for 3D printer |
| CN107214337A (en) * | 2017-07-21 | 2017-09-29 | 北京易加三维科技有限公司 | Gas shield device for operation window |
| CN107214337B (en) * | 2017-07-21 | 2019-04-12 | 北京易加三维科技有限公司 | Gas shield device for operation window |
| CN108555300A (en) * | 2018-06-29 | 2018-09-21 | 清华大学 | Melt atmosphere control device in easy evaporated metal selective laser |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20200706 |