CN107855524A - Electron beam melting screening arrangement and 3D printing equipment - Google Patents
Electron beam melting screening arrangement and 3D printing equipment Download PDFInfo
- Publication number
- CN107855524A CN107855524A CN201711089476.7A CN201711089476A CN107855524A CN 107855524 A CN107855524 A CN 107855524A CN 201711089476 A CN201711089476 A CN 201711089476A CN 107855524 A CN107855524 A CN 107855524A
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- Prior art keywords
- electron beam
- screening arrangement
- beam melting
- opening
- fixedly connected
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- 238000010894 electron beam technology Methods 0.000 title claims abstract description 51
- 238000012216 screening Methods 0.000 title claims abstract description 50
- 238000002844 melting Methods 0.000 title claims abstract description 45
- 230000008018 melting Effects 0.000 title claims abstract description 45
- 238000010146 3D printing Methods 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 238000012544 monitoring process Methods 0.000 claims description 6
- 230000008450 motivation Effects 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 abstract description 14
- 239000000758 substrate Substances 0.000 description 12
- 239000002184 metal Substances 0.000 description 10
- 230000007480 spreading Effects 0.000 description 8
- 239000000428 dust Substances 0.000 description 6
- 238000000227 grinding Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000000686 essence Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
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
- 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
- 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
- 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
-
- 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
- B22F12/30—Platforms or substrates
-
- 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 invention provides a kind of electron beam melting screening arrangement and 3D printing equipment, the electron beam melting screening arrangement includes radome, the first opening and the second opening are offered on radome, the first shield door is covered with first opening, secondary shielding door is covered with second opening, electron beam melting screening arrangement also includes being fixedly connected with the first shield door and for moving the first drive mechanism of the first shield door and the second drive mechanism for moving secondary shielding door being fixedly connected with and be used for secondary shielding door.Electron beam melting screening arrangement provided by the invention and 3D printing equipment, the first shield door is driven to open the first opening by the first driving structure, drive secondary shielding door to open the second opening by the second driving structure, the motion of five-axis robot system is not interfered with radome.
Description
Technical field
The invention belongs to 3D printing technique field, is to be related to a kind of electron beam melting screening arrangement machine bag more specifically
Include the 3D printing equipment of the electron beam melting screening arrangement.
Background technology
Electron beam constituency thawing (EBSM) technology is a kind of using high-power electron beam as processing thermal source, selective melting metal dust
A kind of and metal parts straight forming technology for being molded it.Temperature in electron beam constituency is higher, and the Shu Rong under electron beam
During changing metal, it may appear that metal sputtering phenomenon.On the one hand in order to protect the motions such as main shaft, motor, on the other hand
In order that energy caused by electron beam and temperature are more concentrated, screening arrangement generally is provided with the top of shaped platform, for protecting
Shield motion and the efficiency for improving melting printing.
At present, in EBSM rapid shaping techniques, screening arrangement is mostly fixed structure.But with five-axis robot system
In the 3D printing equipment of system, the movement locus of five-axis robot system can interfere with screening arrangement, so this kind of screening arrangement
It is not suitable for the 3D printing equipment with five-axis robot system.
The content of the invention
It is an object of the invention to provide a kind of electron beam melting screening arrangement and 3D printing equipment, to solve prior art
Present in screening arrangement be that the technology interfered with radome of movement locus of five-axis robot system caused by fixed structure is asked
Topic.
To achieve the above object, the technical solution adopted by the present invention is：A kind of electron beam melting screening arrangement is provided, including
Radome, the first opening and the second opening are offered on the radome, the first shield door, institute are covered with first opening
State and secondary shielding door is covered with the second opening, the electron beam melting screening arrangement also includes fixing with first shield door
Connect and for moving the first drive mechanism of first shield door and being fixedly connected and be used for the secondary shielding door
Second drive mechanism of the mobile secondary shielding door.
Further, the radome includes two side plates being parallel to each other, and is offered on each side plate described
First opening.
Further, the side plate is provided with the chute slided for first shield door.
Further, the radome also includes the foreboard and top plate of two side plates of connection, the foreboard and described
Top plate is mutually perpendicular to, and second opening and the foreboard face.
Further, first drive mechanism is electrically connected with the first sensing for monitoring the first shield door position
Device, second drive mechanism are electrically connected with the second sensor for monitoring the secondary shielding door position.
Further, the first peace that first drive mechanism includes the first cylinder, is fixedly connected with first cylinder
The first slide rail for shelve, being fixedly connected with first mounting bracket, it is slidedly arranged on first slide rail and is driven for first cylinder
The first cylinder that the first dynamic sliding block and both ends are fixedly connected with first sliding block and first shield door respectively.
Further, the second peace that second drive mechanism includes the second cylinder, is fixedly connected with second cylinder
The second slide rail for shelve, being fixedly connected with second mounting bracket, it is slidedly arranged on second slide rail and is driven for second cylinder
The second cylinder axis that the second dynamic sliding block and both ends are fixedly connected with second sliding block and the secondary shielding door respectively.
Further, light inlet window is offered on the foreboard.
Further, the lower beam hole that supplied for electronic rifle passes through is offered on the top plate.
3D printing equipment provided by the invention, including above-mentioned electron beam melting screening arrangement.
The beneficial effect of electron beam melting screening arrangement provided by the invention and 3D printing equipment is：With prior art phase
Than opening up the first opening and the second opening on the radome of electron beam melting screening arrangement of the present invention, and the first shield door can be
The first opening is blocked and opened under the driving of first drive mechanism, and secondary shielding door can be blocked and beaten under the driving of the second drive mechanism
The second opening is opened, when the first opening and the second opening are opened, the motion of five-axis robot system does not interfere with radome, the screen
Cover device and be applied to the 3D printing equipment with five-axis robot system.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is the explosive view of electron beam melting screening arrangement provided in an embodiment of the present invention；
Fig. 2 is the structure chart of electron beam melting screening arrangement provided in an embodiment of the present invention；
Fig. 3 be the embodiment of the present invention used by radome structure chart one；
Fig. 4 be the embodiment of the present invention used by radome structure chart two；
Fig. 5 be the embodiment of the present invention used by the first drive mechanism structure chart；
Fig. 6 be the embodiment of the present invention used by the second drive mechanism structure chart；
Fig. 7 is the structure chart of 3D printing equipment provided in an embodiment of the present invention.
Wherein, each reference in figure：
The shield doors of 1- first；2- secondary shielding doors；3- radomes；30- forming cavities；301- first is open；302- second is opened
Mouthful；31- side plates；311- shield door board slots；3111- chutes；3112- retaining grooves；32- top plates；Beam hole under 321-；322- light-conductive holes；
33- foreboards；330- light inlet windows；3300- grids；The drive mechanisms of 4- first；The mounting brackets of 41- first；411- bottom plates；412- risers；
The slide rails of 42- first；The sliding blocks of 43- first；The cylinder axis of 44- first；The drive mechanisms of 5- second；The mounting brackets of 51- second；52- second is slided
Rail；The sliding blocks of 53- second；The cylinder axis of 54- second；6- electron guns；7- power spreading devices；8- five-axis robot systems；9- substrates.
Embodiment
In order that technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Drawings and Examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", " on ", " under ", "front", "rear", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " top ", " bottom " " interior ", " outer " are to be closed based on orientation shown in the drawings or position
System, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
Also referring to Fig. 1 and Fig. 2, now electron beam melting screening arrangement provided by the invention is illustrated.Electron beam
Screening arrangement is melted, available in 3D printing equipment, makes energy caused by electron beam and temperature Centralized, contributes to metal dust
Temperature rises rapidly, lifts the speed of 3D printing.The electron beam melting screening arrangement, including radome 3, radome 3 cover at
On substrate 9, radome 3 and substrate 9 are collectively forming forming cavity 30, and metal dust is layed on substrate 9, can be in the bombardment of electron beam
Lower fusing.The first opening 301 and the second opening 302 are offered on radome 3, the first shield door is additionally provided with the first opening 301
1, second opening 302 on be covered with secondary shielding door 2.The electron beam melting screening arrangement also includes the first drive mechanism 4 and the
Two drive mechanisms 5.First drive mechanism 4 is used to move the first shield door 1, the first shield door 1 is blocked or open the first opening
301, wherein the first drive mechanism 4 is fixedly connected with the first shield door 1.Second drive mechanism 5 is used to move secondary shielding door 2,
Secondary shielding door 2 is set to block or open the second opening 302, wherein the second drive mechanism 5 is fixedly connected with secondary shielding door 2.
When the operation of single berth powder is carried out on substrate 9, the first drive mechanism 4 drives the first shield door 1 to move down and block the first opening 301,
Second drive mechanism 5 drives secondary shielding door 2 to move down and open the second opening 302, is easy to the powdering on the substrate 9 of power spreading device 7；
Substrate 9 is preheated and stun-gun under beam print when, the first drive mechanism 4 drives the first shield door 1 to move down and block first and opens
Mouth 301, the second drive mechanism 5 drive secondary shielding door 2 to move up and block the second opening 302, make forming cavity 30 completely enclosed, have
Beneficial to being brought rapidly up for metal dust, it can also prevent electron beam during bombardment in metal sputtering to five-axis robot system 8；Beat
If after printing dried layer, the first drive mechanism 4 drives the first shield door 1 to move up and open the first opening 301, the band of the second drive mechanism 5
Dynamic secondary shielding door 2 moves down and opens the second opening 302, makes forming cavity 30 be in semi-closed state, and five-axis robot system 8 passes through the
One opening 301 and the second opening 302 enter the inside of radome 3 and process part, and five-axis robot system 8 does not produce with radome 3
Interference.
Electron beam melting screening arrangement provided by the invention, compared with prior art, electron beam melting shielding dress of the present invention
The first opening 301 and the second opening 302 are opened up on the radome 3 put, and the first shield door 1 can drive in the first drive mechanism 4
Under block and open first opening 301, secondary shielding door 2 can the second drive mechanism 5 driving under block and open second be open
302, when the first opening 301 and the second opening 302 are opened, the motion of five-axis robot system 8 does not interfere with radome 3, should
Screening arrangement is applied to the 3D printing equipment with five-axis robot system 8.
Further, also referring to Fig. 3 and Fig. 4, one kind as electron beam melting screening arrangement provided by the invention
Embodiment, radome 3 include two side plates 31 being parallel to each other, the first opening 301 are offered on each side plate 31.
Specifically, the electron beam melting screening arrangement includes two the first drive mechanisms 4, and each first drive mechanism 4 corresponds to and one
Individual side plate 31 is fixedly connected, so the motion of two side plates 31 can be controlled individually.Certainly, two side plates 31 can drive with first
Mechanism 4 is fixedly connected, and the first drive mechanism 4 controls the motion of two side plates 31 simultaneously, and the motion of two side plates 31 is consistent.
Further, please continue to refer to Fig. 3 and Fig. 4, one kind as electron beam melting screening arrangement provided by the invention
Embodiment, side plate 31 are provided with the chute 3111 slided for the first shield door 1.Chute 3111 is located at the first opening 301
Edge, specifically, chute 3111 at least located at first opening 301 the left and right sides at least side.First opening 301
Lower edge is additionally provided with the retaining groove 3112 for supporting the first shield door 1, and chute 3111 and retaining groove 3112 are collectively forming shield door
Board slot 311, shield door board slot 311 can U-shaped or L-types.The setting of chute 3111 can make the first shield door 1 when moving up and down
More steady, the setting of retaining groove 3112 has supporting role to the first shield door 1.
Further, please continue to refer to Fig. 3 and Fig. 4, one kind as electron beam melting screening arrangement provided by the invention
Embodiment, radome 3 also include foreboard 33 and top plate 32, and foreboard 33 is connected with two side plates 31, top plate 32 also with
Two side plates 31 are connected, and foreboard 33 and top plate 32 are mutually perpendicular to.Foreboard 33 can be mutually perpendicular to side plate 31, and top plate 32 also can be with
Side plate 31 is mutually perpendicular to.The lower opening of radome 3, the opening are faced with top plate 32, and substrate 9 is located under radome 3
Side.Second opening 302 faces with foreboard 33.Secondary shielding door 2 can be moved upward to extreme position and block the second opening 302,
Secondary shielding door 2 can also be moved downward to extreme position and open the second opening 302, and power spreading device 7 is located at the rear of radome 3,
When second opening 302 is opened, power spreading device 7 can be stretched into forming cavity 30, and the powdering on substrate 9.Certainly, according to actual conditions
And real needs, radome 3 may also comprise back plate (not shown), the second opening 302 can also be set in back plate in back plate
Put the chute 3111 slided for secondary shielding door 2.
Further, referring to Fig. 4, a kind of specific embodiment party as electron beam melting screening arrangement provided by the invention
Formula, light inlet window 330 is offered on foreboard 33, and the setting of light inlet window 330 is easy to the operating personnel of 3D printing equipment to observe forming cavity
Machining state in 30.Light inlet window 330 can be combined by multiple grids 3300, and multiple grids 3300 can be along the length of foreboard 33
Or width is spaced apart.The light inlet window 330 being made up of multiple grids 3300 is both easy to observe forming cavity 30, also can guarantee that
The closed state of radome 3.
Further, Fig. 3 and Fig. 4 is referred to, one kind as electron beam melting screening arrangement provided by the invention is specific
Embodiment, the lower beam hole 321 that supplied for electronic rifle 6 passes through is offered on top plate 32.Electron gun 6 is usually cylindrical, lower beam hole 321
It is adapted with the shape of electron gun 6.Light-conductive hole 322 is further opened with top plate 32, the light sent for the external light source of radome 3,
The position of light-conductive hole 322 can be depending on the position of external light source, and the shape of light-conductive hole 322 is not construed as limiting herein.
Further, a kind of embodiment as electron beam melting screening arrangement provided by the invention, first drives
Motivation structure 4 is electrically connected with the first sensor (not shown) for monitoring the position of the first shield door 1, the second drive mechanism 5
It is electrically connected with the second sensor (not shown) for monitoring the position of secondary shielding door 2.First sensor and the first driving
Mechanism 4 electrically connects, and first sensor can be monitored to the current location of the first shield door 1 and feed back to the signal monitored
First drive mechanism 4, in order to preferably control the movement of the first shield door 1；Second sensor is electrically connected with the second drive mechanism 5
Connect, second sensor can be monitored to the current location of secondary shielding door 2 and the signal monitored is fed back into the second driving
Mechanism 5, in order to preferably control the movement of secondary shielding door 2.First sensor and second sensor are preferably photoelectric sensing
Device, first sensor is located at the edge of the first opening 301, and second sensor is located at the edge of the second opening 302.
Further, referring to Fig. 5, a kind of specific embodiment party as electron beam melting screening arrangement provided by the invention
Formula, the first drive mechanism 4 include the first cylinder (not shown), the first mounting bracket 41, the first slide rail 42, the first sliding block 43 with
And first cylinder axis 44.First mounting bracket 41 is used to fix the first cylinder, and specifically, the first mounting bracket 41 includes the company of being mutually perpendicular to
The bottom plate 411 and riser 412 connect.Meanwhile first slide rail 42 be fixed on riser 412, the first cylinder and the first slide rail 42 are distinguished
Located at the opposite sides of riser 412.First slide rail 42 is vertically arranged, and the first sliding block 43 can be first under the driving of the first cylinder
Vertical sliding on slide rail 42.The both ends of first cylinder axis 44 are fixedly connected with the first sliding block 43 and the first shield door 1 respectively.First
Cylinder drives the first sliding block 43 to move upwards, and the first sliding block 43 drives the first shield door 1 to move upwards by the first cylinder axis 44,
First opening 301 is opened, and is easy to processing of the five-axis robot system 8 in radome 3；First cylinder drive the first sliding block 43 to
Lower motion, the first sliding block 43 drive the first shield door 1 to move downward by the first cylinder axis 44, and the first opening 301 is blocked, just
In the heating of substrate 9 and the fusing of metal dust.The device space shared by mode that first shield door 1 moves up and down is smaller.When
So, can be also rotatablely connected according to actual conditions and real needs, the first shield door 1 with side plate 31.
Further, referring to Fig. 6, a kind of specific embodiment party as electron beam melting screening arrangement provided by the invention
Formula, the second drive mechanism 5 include the second cylinder (not shown), the second mounting bracket 51, the second slide rail 52, the second sliding block 53 with
And second cylinder axis 54.Second mounting bracket 51 is used to fix the second cylinder, and specifically, second drive mechanism 5 may include two
The second mounting bracket 51 being parallel to each other, the second cylinder is between two the second mounting brackets 51.Meanwhile second slide rail 52 both sides
It can be individually fixed on two the second mounting brackets 51.Second slide rail 52 is vertically arranged, driving of second sliding block 53 in the second cylinder
Under can on the second slide rail 52 vertical sliding.The both ends of second cylinder axis 54 are solid with the second sliding block 53 and secondary shielding door 2 respectively
Fixed connection.Second cylinder drives the second sliding block 53 to move downward, and the second sliding block 53 drives secondary shielding by the second cylinder axis 54
Door 2 moves downward, and the second opening 302 is opened, and is easy to power spreading device 7 to stretch into and powdering operation is carried out in forming cavity 30；Second gas
Cylinder drives the second sliding block 53 to move upwards, and the second sliding block 53 drives secondary shielding door 2 to move upwards by the second cylinder axis 54, the
Two openings 302 are blocked, and are easy to the heating of substrate 9 and the fusing of metal dust.Shared by the mode that secondary shielding door 2 moves up and down
The device space it is smaller.Certainly, can be also rotatablely connected according to actual conditions and real needs, secondary shielding door 2 with side plate 31.
Referring to Fig. 7, the present invention also provides a kind of 3D printing equipment, the 3D printing equipment includes any one above-mentioned implementation
The electron beam melting screening arrangement of example.
3D printing equipment provided by the invention, above-mentioned electron beam melting screening arrangement is employed, opened up on its radome 3
First opening 301 and the second opening 302, and the first shield door 1 can block and open first under the driving of the first drive mechanism 4 and open
Mouthfuls 301, secondary shielding door 2 can block and open the second opening 302 under the driving of the second drive mechanism 5, and first is open 301 and the
When two openings 302 are opened, the motion of five-axis robot system 8 does not interfere with radome 3, and the screening arrangement is applied to have five
The 3D printing equipment of axle system of processing 8.
Further, referring to Fig. 7, a kind of embodiment as 3D printing equipment provided by the invention, the 3D
Printing device also includes power spreading device 7 and five-axis robot system 8, and power spreading device 7 is in the rear of radome 3, power spreading device 7
Powdering axle 302 can be stretched into by the second opening in forming cavity 30, and the powdering on substrate 9.Five-axis robot system 8 can pass through
One opening 301 and the second opening 302 are stretched into forming cavity 30, and part is processed.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (10)
1. electron beam melting screening arrangement, including radome, it is characterised in that：The first opening and are offered on the radome
Two are open, and the first shield door is covered with first opening, secondary shielding door, the electronics are covered with second opening
Beam melting screening arrangement also includes being fixedly connected with first shield door and first for moving first shield door drives
Motivation structure and it is fixedly connected with the secondary shielding door and for moving the second drive mechanism of the secondary shielding door.
2. electron beam melting screening arrangement as claimed in claim 1, it is characterised in that：The radome includes what is be parallel to each other
Two side plates, first opening is each offered on the side plate.
3. electron beam melting screening arrangement as claimed in claim 2, it is characterised in that：The side plate, which is provided with, supplies described first
The chute that shield door slides.
4. electron beam melting screening arrangement as claimed in claim 2, it is characterised in that：The radome also includes connection two
The foreboard and top plate of the side plate, the foreboard and the top plate are mutually perpendicular to, and second opening and foreboard phase are just
It is right.
5. electron beam melting screening arrangement as claimed in claim 1, it is characterised in that：First drive mechanism is electrically connected with
For monitoring the first sensor of the first shield door position, second drive mechanism is electrically connected with for monitoring described the
The second sensor of two shield door positions.
6. the electron beam melting screening arrangement as described in claim any one of 1-5, it is characterised in that：First drive mechanism
The first mounting bracket for being fixedly connected including the first cylinder, with first cylinder, be fixedly connected with first mounting bracket
One slide rail, it is slidedly arranged on first slide rail and the first sliding block for first cylinder driving and both ends are respectively with described the
The first cylinder axis that one sliding block is fixedly connected with first shield door.
7. the electron beam melting screening arrangement as described in claim any one of 1-5, it is characterised in that：Second drive mechanism
The second mounting bracket for being fixedly connected including the second cylinder, with second cylinder, be fixedly connected with second mounting bracket
Two slide rails, it is slidedly arranged on second slide rail and the second sliding block for second cylinder driving and both ends are respectively with described the
The second cylinder axis that two sliding blocks are fixedly connected with the secondary shielding door.
8. electron beam melting screening arrangement as claimed in claim 4, it is characterised in that：Light inlet window is offered on the foreboard.
9. electron beam melting screening arrangement as claimed in claim 4, it is characterised in that：Supplied for electronic rifle is offered on the top plate
The lower beam hole passed through.
10.3D printing device, it is characterised in that：Including the electron beam melting screening arrangement described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711089476.7A CN107855524A (en) | 2017-11-08 | 2017-11-08 | Electron beam melting screening arrangement and 3D printing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711089476.7A CN107855524A (en) | 2017-11-08 | 2017-11-08 | Electron beam melting screening arrangement and 3D printing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107855524A true CN107855524A (en) | 2018-03-30 |
Family
ID=61701456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711089476.7A Pending CN107855524A (en) | 2017-11-08 | 2017-11-08 | Electron beam melting screening arrangement and 3D printing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107855524A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070176116A1 (en) * | 2005-07-29 | 2007-08-02 | Haifeng Hu | Self-shielded sterilization apparatus using electron beam irradiation |
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| US20090134338A1 (en) * | 2005-10-18 | 2009-05-28 | Japan Ae Power Systems Corporation | Electron Beam Irradiation Method, Electron Beam Irradiation Apparatus, and Electron Beam Irradiation Apparatus for Open-Mouthed Container |
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