CN106513680A - Double-laser four-station rotary plate type selective laser melting forming device and method - Google Patents
Double-laser four-station rotary plate type selective laser melting forming device and method Download PDFInfo
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- CN106513680A CN106513680A CN201611199895.1A CN201611199895A CN106513680A CN 106513680 A CN106513680 A CN 106513680A CN 201611199895 A CN201611199895 A CN 201611199895A CN 106513680 A CN106513680 A CN 106513680A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- 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]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/30—Platforms or substrates
- B22F12/37—Rotatable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/40—Radiation means
- B22F12/44—Radiation means characterised by the configuration of the radiation means
- B22F12/45—Two or more
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/70—Recycling
- B22F10/73—Recycling of powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/22—Driving means
- B22F12/224—Driving means for motion along a direction within the plane of a layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/22—Driving means
- B22F12/226—Driving means for rotary motion
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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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
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- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a double-laser four-station rotary plate type selective laser melting forming device and method. The double-laser four-station rotary plate type selective laser melting forming device is mainly characterized by comprising a rotary type forming platform and two laser melting forming devices, and the two laser melting forming devices work independently. The rotary type forming platform comprises a round plane, and four forming cylinders symmetrically distributed are embedded into the round plane; and a linear powder spreading guide way is located over the round plane. When the rotary type forming platform rotates by 90 degrees, the position of the first set of forming cylinders and the position of the second set of forming cylinders are alternate, so that when powder spreading operation is performed on one set of forming cylinders in a powder spreading area, the other set of forming cylinders is subjected to laser melting operation below two stations of the laser melting forming devices. By controlling the rotary type forming platform, two sets of parts are processed simultaneously through two sets of lasers; besides, by separating the powder spreading area from a forming area, the powder spreading procedure and the laser processing procedure are performed synchronously, and the forming efficiency of the selective laser melting technology is greatly improved.
Description
Technical field
The present invention relates to increases material manufacturing technology field, more particularly to a kind of fusing of four station turnplate formula selective laser of double excitation
Shaped device and method.
Background technology
Selective laser fusing (SLM) forming technique is one kind of increases material manufacturing technology, and the technology is based on " discrete dynamics models "
Principle is according to the slice of data of digital three-dimemsional model, straight to raw material powder pointwise, by-line, successively fusing using laser beam
Connect and produce function part.Other metal increases material manufacturing technologies are compared, selective laser smelting technology has higher forming accuracy,
Formable complicated fine parts, it with structure-function combining design technology manufacture, the short cycle, nearly end form, without mould, without skills such as cutters
Art advantage becomes the advanced manufacture means of quick manufacture complex component, is the most promising technology of metal increases material manufacturing technology
One of.But the shaping efficiency of selective laser smelting technology is not high, the development of the application of selective laser smelting technology is seriously limited.
The content of the invention
It is an object of the invention to overcome the shortcoming and defect of above-mentioned prior art, there is provided a kind of four station turnplate of double excitation
Formula selective laser melting forming device and method.Two groups of laser are realized while processing two groups of parts, and by by powdering region
Separate with forming area and stagger 90 °, realize that powdering flow process is synchronously carried out with Laser Processing flow process, drastically increase selective laser
The shaping efficiency of smelting technology.
The present invention is achieved through the following technical solutions：
A kind of four station turnplate formula selective laser melting forming device of double excitation, including sealing moulding room 17, are placed in sealing
Powder cylinder 10, laser melting forming device, straight line powdering guide rail 5 in forming room 17, can move back and forth along straight line powdering guide rail 5
Powdering mechanism 9, by drive mechanism drive its rotate rotary shaped platform；
The rotary shaped platform includes a circular flat 3, and being fitted together in circular flat 3 has four structures identical, and right
Title is distributed in the moulding cylinder of its periphery；The top edge of this four moulding cylinders is with the upper surface of circular flat 3 in same level；
The straight line powdering guide rail 5 is located at the surface of circular flat 3, and its two ends is fixed on across circular flat 3 respectively
On shaping base station 22, and then straight line powdering guide rail 5 is supported on the surface of the central point of circular flat 3；
This four moulding cylinders are divided into the first moulding cylinder 1, the second moulding cylinder 2, the 3rd moulding cylinder 6, the 4th moulding cylinder 7；Wherein
6 points of first moulding cylinder 1 and the 3rd moulding cylinder corresponding thereto are 7 points of the first composing type cylinder, the second moulding cylinder 2 and the 4th moulding cylinder
For the second composing type cylinder；
20,21 points of the laser melting forming device is two and works independently, is oppositely arranged respectively and leads in straight line powdering
The both sides of rail 5；
The region covered by 9 movement locus of powdering mechanism on circular flat 3 is powdering region, positioned at straight line powdering guide rail 5
Region below the laser melting forming device station of both sides is forming area；Line and powdering between i.e. two forming areas
The axis of region straight line powdering guide rail 5 is perpendicular to one another；
When rotary shaped platform rotates 90 °, the position of the first composing type cylinder is replaced with the position of the second composing type cylinder,
And then when powdering operation is carried out in powdering region to one of which moulding cylinder, another composing type cylinder is in laser melting forming device
Two stations below carry out laser fusion processing operation.
Line between line between first composing type cylinder and the second composing type cylinder is perpendiculared to one another.
When the first composing type cylinder is located at powdering region, with the rectilinear direction and the straight line powdering that are linked to be between their central points
The length direction of guide rail 5 is identical；
When the second composing type cylinder is located at forming area, with the rectilinear direction and the straight line powdering that are linked to be between their central points
The length direction of guide rail 5 is perpendicular to one another.
Circular flat 3 is embedded in shaping base station 22, and its surface is flushed with the surface of shaping base station, and can be relative to shaping
Base station 22 is rotated；The drive mechanism is driven including the rotating shaft 14 being arranged on below circular flat 3, axle center and the circle of rotating shaft 14
The center of circle of plane 3 is coaxial；Stepper motor 15 is installed in the lower end of rotating shaft 14；When stepper motor 15 is rotated, by 14 band of rotating shaft
Dynamic circular flat 3 is rotated, and when circular flat 3 rotates 90 °, realizes the position of the first composing type cylinder and the position of the second composing type cylinder
Alternating is put, or the second composing type cylinder is replaced with the position of the first composing type cylinder.
One end of straight line powdering guide rail 5 is provided with guide rail stepper motor 8, for driving powdering mechanism 9 in straight line powdering guide rail 5
Upper reciprocating motion；
Powder cylinder 10 is arranged on below the initial end of straight line powdering guide rail 5, top edge height and the shaping base of powder cylinder 10
The upper surface flush of platform 22；Powdering mechanism 9 is moved back and forth on straight line powdering guide rail 5, will be above the powder of 10 top edge of powder cylinder
End is laid in powdering region.
Powder recovery tank 4 is provided with below the end of straight line powdering guide rail 5, for reclaiming powder unnecessary during powdering
End.
The lower section of the first composing type cylinder and the second composing type cylinder is independently provided with moulding cylinder elevating mechanism 11,12,18,19；
Powder cylinder elevating mechanism 13 is provided with below powder cylinder 10.
Connection is rotated by bearing 16 between rotating shaft 14 and circular flat 3.
The operation method of four station turnplate formula selective laser melting forming device of double excitation of the present invention is as follows：
Step 1：Start laser melting forming device 20,21, carry out powder addition, shaping substrate and load, vacuumize and lead to
Shielding gas preparation；
Step 2：Positioned at a composing type cylinder in powdering region, decline the height of a processing thickness respectively, in powder cylinder 10
Powder under the driving of powder cylinder elevating mechanism 13, rise a powdering layer needed for height, guide rail stepper motor 8 drive paving
Powder from the tiling of powder cylinder to powdering region, is carried out powdering with the composing type cylinder to being in powdering region by powder mechanism 9；
Step 3：Complete after powdering operation after the composing type cylinder in powdering region, by 15 drive shaft 14 of stepper motor
Rotate, and drive circular flat 3 to be rotated by 90 °, i.e. the composing type cylinder is proceeded to below laser melting forming device 20,21 stations
Forming area, carry out for which laser fusion processing operation；At the same time, forming area completes the one of laser fusion processing operation
Composing type cylinder is rotated to powdering region, carries out powdering operation to which, now, the straight line that powdering region and forming area are linked to be with it is straight
The axis of line powdering guide rail 5 is perpendicular to one another；
Circulated with this, until all workpiece complete laser fusion processing operation.
The present invention is had the following advantages and effect relative to prior art：
The present invention passes through to control rotational forming platform, realizes two groups of laser while processing two groups of parts, and by spreading
Powder region is separated with forming area, is realized that powdering flow process is synchronously carried out with Laser Processing flow process, is drastically increased selective laser
The shaping efficiency of smelting technology.
Description of the drawings
Fig. 1 is four station turnplate formula selective laser melting forming device top view of double excitation of the present invention
Fig. 2 is A-A sectional views in Fig. 1.
Fig. 3 is B-B sectional views in Fig. 1.
Fig. 4 is rotational forming platform top view in Fig. 1.
Specific embodiment
The present invention is more specifically described in detail with reference to specific embodiment.
Embodiment
As shown in the figure 1 to 4.The invention discloses a kind of four station turnplate formula selective laser melting forming device of double excitation,
Including sealing moulding room 17, the powder cylinder 10, laser melting forming device being placed in sealing moulding room 17, straight line powdering guide rail 5,
The rotary shaped platform of its rotation can be driven along 5 reciprocating powdering mechanism 9 of straight line powdering guide rail, by drive mechanism；
The rotary shaped platform includes a circular flat 3, and being fitted together in circular flat 3 has four structures identical, and right
Title is distributed in the moulding cylinder of its periphery；The top edge of this four moulding cylinders is with the upper surface of circular flat 3 in same level；
The straight line powdering guide rail 5 is located at the surface of circular flat 3, and its two ends is fixed on across circular flat 3 respectively
On shaping base station 22, and then straight line powdering guide rail 5 is supported on the surface of the central point of circular flat 3；
This four moulding cylinders are divided into the first moulding cylinder 1, the second moulding cylinder 2, the 3rd moulding cylinder 6, the 4th moulding cylinder 7；Wherein
6 points of first moulding cylinder 1 and the 3rd moulding cylinder corresponding thereto are 7 points of the first composing type cylinder, the second moulding cylinder 2 and the 4th moulding cylinder
For the second composing type cylinder；
20,21 points of the laser melting forming device is two and works independently, is oppositely arranged respectively and leads in straight line powdering
The both sides of rail 5；
The region covered by 9 movement locus of powdering mechanism on circular flat 3 is powdering region, positioned at straight line powdering guide rail 5
Region below the laser melting forming device station of both sides is forming area；Line and powdering between i.e. two forming areas
The axis of region straight line powdering guide rail 5 is perpendicular to one another；
When rotary shaped platform rotates 90 °, the position of the first composing type cylinder is replaced with the position of the second composing type cylinder,
And then when powdering operation is carried out in powdering region to one of which moulding cylinder, another composing type cylinder is in laser melting forming device
Two stations below carry out laser fusion processing operation.
Line between line between first composing type cylinder and the second composing type cylinder is perpendiculared to one another.
When the first composing type cylinder is located at powdering region, with the rectilinear direction and the straight line powdering that are linked to be between their central points
The length direction of guide rail 5 is identical；
When the second composing type cylinder is located at forming area, with the rectilinear direction and the straight line powdering that are linked to be between their central points
The length direction of guide rail 5 is perpendicular to one another.
Circular flat 3 is embedded in shaping base station 22, and its surface is flushed with the surface of shaping base station, and can be relative to shaping
Base station 22 is rotated；The drive mechanism is driven including the rotating shaft 14 being arranged on below circular flat 3, axle center and the circle of rotating shaft 14
The center of circle of plane 3 is coaxial；Stepper motor 15 is installed in the lower end of rotating shaft 14；When stepper motor 15 is rotated, by 14 band of rotating shaft
Dynamic circular flat 3 is rotated, and when circular flat 3 rotates 90 °, realizes the position of the first composing type cylinder and the position of the second composing type cylinder
Alternating is put, or the second composing type cylinder is replaced with the position of the first composing type cylinder.
One end of straight line powdering guide rail 5 is provided with guide rail stepper motor 8, for driving powdering mechanism 9 in straight line powdering guide rail 5
Upper reciprocating motion；
Powder cylinder 10 is arranged on below the initial end of straight line powdering guide rail 5, top edge height and the shaping base of powder cylinder 10
The upper surface flush of platform 22；Powdering mechanism 9 is moved back and forth on straight line powdering guide rail 5, will be above the powder of 10 top edge of powder cylinder
End is laid in powdering region.
Powder recovery tank 4 is provided with below the end of straight line powdering guide rail 5, for reclaiming powder unnecessary during powdering
End.
The lower section of the first composing type cylinder and the second composing type cylinder is independently provided with moulding cylinder elevating mechanism 11,12,18,19；
Powder cylinder elevating mechanism 13 is provided with below powder cylinder 10.
Connection is rotated by bearing 16 between rotating shaft 14 and circular flat 3.
As described above, the region covered by powdering brush movement locus on rotary shaped platform of the invention is powdering region,
Region below thermal source driving means (i.e. laser melting forming device) is forming area.Have right on rotary shaped platform
Claim four moulding cylinders of distribution, when two of which moulding cylinder is located at forming area, laser is controlled by two groups of thermal source driving means
When thermal source melts the powder of specific region, two other moulding cylinder is located at powdering region, carries out powder filling by power spreading device.
Subsequently shaped platform is rotated by 90 °, and two moulding cylinders for completing powder filling rotate to forming area and are processed, and complete what is processed
Two moulding cylinders rotate to powdering region and carry out powder filling, are alternateed with this, until work pieces process is finished.The present invention passes through
Control rotational forming platform, realizes two groups of laser while processing two groups of parts, and by powdering region is divided with forming area
From realizing that powdering flow process is synchronously carried out with Laser Processing flow process, drastically increase the shaping efficiency of selective laser smelting technology.
The operation method of four station turnplate formula selective laser melting forming device of double excitation of the present invention, can be as follows
Realize.
Step 1：Start laser melting forming device 20,21, carry out powder addition, shaping substrate and load, vacuumize and lead to
Shielding gas preparation；
Step 2：Positioned at a composing type cylinder in powdering region, decline the height of a processing thickness respectively, in powder cylinder 10
Powder under the driving of powder cylinder elevating mechanism 13, rise a powdering layer needed for height, guide rail stepper motor 8 drive paving
Powder from the tiling of powder cylinder to powdering region, is carried out powdering with the composing type cylinder to being in powdering region by powder mechanism 9；
Step 3：Complete after powdering operation after the composing type cylinder in powdering region, by 15 drive shaft 14 of stepper motor
Rotate, and drive circular flat 3 to be rotated by 90 °, i.e. the composing type cylinder is proceeded to below laser melting forming device 20,21 stations
Forming area, carry out for which laser fusion processing operation；At the same time, forming area completes the one of laser fusion processing operation
Composing type cylinder is rotated to powdering region, carries out powdering operation to which, now, the straight line that powdering region and forming area are linked to be with it is straight
The axis of line powdering guide rail 5 is perpendicular to one another；
Circulated with this, until all workpiece complete laser fusion processing operation.
The present invention passes through to control rotational forming platform, realizes two groups of laser while processing two groups of parts, and by spreading
Powder region is separated with forming area, is realized that powdering flow process is synchronously carried out with Laser Processing flow process, is drastically increased selective laser
The shaping efficiency of smelting technology.
As described above, just can preferably realize the present invention.
Embodiments of the present invention are simultaneously not restricted to the described embodiments, other any Spirit Essences without departing from the present invention
With the change, modification, replacement made under principle, combine, simplify, should be equivalent substitute mode, be included in the present invention
Within protection domain.
Claims (9)
1. four station turnplate formula selective laser melting forming device of a kind of double excitation, including sealing moulding room (17), are placed in sealing
Powder cylinder (10), laser melting forming device, straight line powdering guide rail (5) in forming room (17) and can be along straight line powdering guide rail
(5) reciprocating powdering mechanism (9)；
It is characterized in that：Also including a rotary shaped platform that its rotation is driven by drive mechanism；
The rotary shaped platform includes a circular flat (3), and being fitted together in circular flat (3) has four structures identical, and right
Title is distributed in the moulding cylinder of its periphery；The top edge of this four moulding cylinders is with the upper surface of circular flat (3) in same level；
, positioned at the surface of circular flat (3), its two ends is fixed across circular flat (3) respectively for the straight line powdering guide rail (5)
In shaping base station (22), and then straight line powdering guide rail (5) is supported on the surface of the central point of circular flat (3)；
This four moulding cylinders are divided into the first moulding cylinder (1), the second moulding cylinder (2), the 3rd moulding cylinder (6), the 4th moulding cylinder (7)；
Wherein the first moulding cylinder (1) and the 3rd moulding cylinder (6) corresponding thereto are divided into the first composing type cylinder, the second moulding cylinder (2) and
Four moulding cylinders (7) are divided into the second composing type cylinder；
The laser melting forming device (20,21) is divided into two and works independently, and is oppositely arranged in straight line powdering guide rail respectively
(5) both sides；
The region covered by powdering mechanism (9) movement locus on circular flat (3) is powdering region, positioned at straight line powdering guide rail
(5) region below the laser melting forming device station of both sides is forming area；Line between i.e. two forming areas with
The axis in powdering region straight line powdering guide rail (5) is perpendicular to one another；
When rotary shaped platform rotates 90 °, the position of the first composing type cylinder is replaced with the position of the second composing type cylinder, and then
When powdering operation is carried out in powdering region to one of which moulding cylinder, another composing type cylinder is the two of laser melting forming device
Laser fusion processing operation is carried out below individual station.
2. four station turnplate formula selective laser melting forming device of double excitation according to claim 1, it is characterised in that：First
The line between line and the second composing type cylinder between composing type cylinder, it is perpendicular to one another.
3. four station turnplate formula selective laser melting forming device of double excitation according to claim 1, it is characterised in that：When
When one composing type cylinder is located at powdering region, with the length of the rectilinear direction that is linked to be between their central points and straight line powdering guide rail (5)
Degree direction is identical；
When the second composing type cylinder is located at forming area, with the rectilinear direction and the straight line powdering guide rail that are linked to be between their central points
(5) length direction is perpendicular to one another.
4. the four station turnplate formula selective laser melting forming device of double excitation according to any one of claims 1 to 3, which is special
Levy and be：Circular flat (3) is embedded in shaping base station (22), and its surface is flushed with the surface for being molded base station, and can be relative to
Shaping base station (22) is rotated；The drive mechanism is driven including the rotating shaft (14) being arranged on below circular flat (3), rotating shaft (14)
Axle center it is coaxial with the center of circle of circular flat (3)；Stepper motor (15) is installed in the lower end of rotating shaft (14)；Stepper motor (15)
During rotation, drive circular flat (3) to rotate by rotating shaft (14), when circular flat (3) rotates 90 °, realize the first composing type
The position of cylinder is replaced with the position of the second composing type cylinder, or the second composing type cylinder is replaced with the position of the first composing type cylinder.
5. four station turnplate formula selective laser melting forming device of double excitation according to claim 4, it is characterised in that：Straight line
One end of powdering guide rail (5) is provided with guide rail stepper motor (8), for driving powdering mechanism (9) past on straight line powdering guide rail (5)
It is multiple to move；
Powder cylinder (10) is arranged on below the initial end of straight line powdering guide rail (5), top edge height and the shaping of powder cylinder (10)
The upper surface flush of base station (22)；Powdering mechanism (9) is moved back and forth on straight line powdering guide rail (5), will be above powder cylinder (10)
The powder of top edge is laid in powdering region.
6. four station turnplate formula selective laser melting forming device of double excitation according to claim 5, it is characterised in that：Straight
Powder recovery tank (4) is provided with below the end of line powdering guide rail (5), for reclaiming powder unnecessary during powdering.
7. four station turnplate formula selective laser melting forming device of double excitation according to claim 5, it is characterised in that：First
The lower section of composing type cylinder and the second composing type cylinder is independently provided with moulding cylinder elevating mechanism (11,12,18,19)；Powder cylinder (10)
Lower section is provided with powder cylinder elevating mechanism (13).
8. four station turnplate formula selective laser melting forming device of double excitation according to claim 5, it is characterised in that：Rotating shaft
(14) rotated by bearing (16) between circular flat (3) and be connected.
9. the operation side of four station turnplate formula selective laser melting forming device of double excitation any one of claim 1 to 8
Method, its feature are being to comprise the steps：
Step 1：Start laser melting forming device (20,21), carry out powder addition, shaping substrate and load, vacuumize and lead to guarantor
Shield gas preparation；
Step 2：Positioned at a composing type cylinder in powdering region, decline the height of a processing thickness respectively, in powder cylinder (10)
Powder rises the height needed for a powdering layer under the driving of powder cylinder elevating mechanism 13, and guide rail stepper motor (8) drives paving
Powder from the tiling of powder cylinder to powdering region, is carried out powdering with the composing type cylinder to being in powdering region by powder mechanism (9)；
Step 3：Complete after powdering operation after the composing type cylinder in powdering region, by stepper motor (15) drive shaft (14)
Rotate, and drive circular flat (3) to be rotated by 90 °, i.e. the composing type cylinder is proceeded to into laser melting forming device (20,21) station
The forming area of lower section, carries out laser fusion processing operation for which；At the same time, forming area completes laser fusion processing operation
A composing type cylinder rotate to powdering region, powdering operation is carried out to which, now, the straight line that powdering region and forming area are linked to be
Perpendicular to one another with the axis of straight line powdering guide rail (5)；
Circulated with this, until all workpiece complete laser fusion processing operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611199895.1A CN106513680B (en) | 2016-12-22 | 2016-12-22 | A kind of four station turnplate formula selective laser melting forming device of double excitation and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611199895.1A CN106513680B (en) | 2016-12-22 | 2016-12-22 | A kind of four station turnplate formula selective laser melting forming device of double excitation and method |
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| Publication Number | Publication Date |
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| CN106513680A true CN106513680A (en) | 2017-03-22 |
| CN106513680B CN106513680B (en) | 2018-04-13 |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107262717A (en) * | 2017-08-08 | 2017-10-20 | 重庆大学 | Subregion lifts into form selective laser melting workbench |
| CN108247054A (en) * | 2018-02-07 | 2018-07-06 | 贵州森远增材制造科技有限公司 | It is a kind of to meet quantity-produced increasing material manufacturing equipment |
| CN108971488A (en) * | 2017-05-31 | 2018-12-11 | 通用电气公司 | Increase material simultaneously in real time and subtracts the device and method of material manufacture |
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| CN108971488A (en) * | 2017-05-31 | 2018-12-11 | 通用电气公司 | Increase material simultaneously in real time and subtracts the device and method of material manufacture |
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| WO2019108383A3 (en) * | 2017-11-28 | 2019-08-08 | General Electric Company | Additive manufacturing apparatus and related process |
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| KR20190063185A (en) * | 2017-11-29 | 2019-06-07 | 한국생산기술연구원 | Bed rotating device of 3d printer and method of the same |
| CN108247054A (en) * | 2018-02-07 | 2018-07-06 | 贵州森远增材制造科技有限公司 | It is a kind of to meet quantity-produced increasing material manufacturing equipment |
| CN109226758A (en) * | 2018-10-22 | 2019-01-18 | 西安增材制造国家研究院有限公司 | A kind of cylinder body rotary type multi-station annular powdering selective laser melt-forming equipment |
| CN111659885A (en) * | 2019-03-05 | 2020-09-15 | 青岛科元三维智能科技有限公司 | Melt-forming additive manufacturing apparatus and melt-forming additive manufacturing apparatus control method |
| CN111659886A (en) * | 2019-03-05 | 2020-09-15 | 青岛科元三维智能科技有限公司 | Melt-forming additive manufacturing apparatus and melt-forming additive manufacturing apparatus control method |
| CN109967740A (en) * | 2019-03-29 | 2019-07-05 | 西北有色金属研究院 | A kind of disc rotary type multi-channel electronic beam quick forming method |
| CN109967740B (en) * | 2019-03-29 | 2020-04-17 | 西北有色金属研究院 | Disc rotary type multi-channel electron beam rapid forming method |
| CN110548872A (en) * | 2019-09-30 | 2019-12-10 | 苏州倍丰激光科技有限公司 | Quick detach small-size SLM printer of quick change formula |
| CN113681885A (en) * | 2020-05-19 | 2021-11-23 | 广东汉邦激光科技有限公司 | Multi-workpiece 3D printing device and multi-workpiece 3D printing method |
| CN111822710A (en) * | 2020-09-14 | 2020-10-27 | 陕西斯瑞新材料股份有限公司 | Preparation method of SLM (Selective laser melting) type 3D printing CuFe alloy |
| CN115138868A (en) * | 2021-03-31 | 2022-10-04 | 广东汉邦激光科技有限公司 | Metal 3D printing device |
| CN115138868B (en) * | 2021-03-31 | 2024-04-05 | 广东汉邦激光科技有限公司 | Metal 3D printing device |
| CN113523307A (en) * | 2021-08-05 | 2021-10-22 | 南京铖联激光科技有限公司 | Special metal 3D printer of dentistry |
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