CN206677187U - 3D printing equipment and 3D printer - Google Patents
3D printing equipment and 3D printer Download PDFInfo
- Publication number
- CN206677187U CN206677187U CN201720518976.7U CN201720518976U CN206677187U CN 206677187 U CN206677187 U CN 206677187U CN 201720518976 U CN201720518976 U CN 201720518976U CN 206677187 U CN206677187 U CN 206677187U
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Abstract
Selective laser fusing metal 3D printing technique field is the utility model is related to, more particularly, to a kind of 3D printing equipment and 3D printer.3D printing equipment includes：Build shaped device and powder supplies system；Structure shaped device includes operation post；Powder supplies system includes power spreading device and dust feeder；Power spreading device includes powder-laying roller drive mechanism and two powder-laying rollers；Two powder-laying rollers are oppositely arranged on first end and the second end of operation post；Powder-laying roller drive mechanism is connected with two powder-laying rollers, and for driving two powder-laying rollers to be moved back and forth above operation post simultaneously, the metal dust in dust feeder is laid on operation post.In powdering, two powder-laying rollers are worked simultaneously, while the metal dust in dust feeder is laid on operation post, improve powdering efficiency.Especially in large scale area scope of operation operation, operating efficiency is improved, the large scale constituting parts available for shaping length >=600mm.
Description
Technical field
Selective laser fusing metal 3D printing technique field is the utility model is related to, is equipped more particularly, to a kind of 3D printing
And 3D printer.
Background technology
Increasing material manufacturing 3D printing technique be one kind based on mathematical model file (CAD), with powdery metal, PVC,
Resin, fiber and other material, by the mode such as fusion sediment, laser sintered, selective laser fusing, laser curing, laser melting coating, lead to
Cross special-purpose software and shaped object is built to CAD 3D figure, carry out section dimensionality reduction, then press piece successively prints the height of constructed object
Manufacturing technology is held, is the emerging technology developed rapidly in manufacturing industry, in Britain《Economist》Magazine《Third time work
Industry revolution》It is referred to as one of important symbol of the third time industrial revolution in one text.
The powder supplies system of fusing 3D printer in selective laser of the prior art and structure room and work-room are one
The box body design of bodyization, does not have extensional mode main platform.Structure interior be provided with piston and piston plate, on piston plate activity put
Operation substrate is put, when piston plate promotes operation substrate to be raised up to a metal powder layer operation face thickness poor with work-room bottom
When, the metal powder layer of an operation face thickness is paved by powder feeder unit, that is, the scope of operation is formed, then by installed in 3D printer
The laser system at top, by the metal powder layer on laser vibration mirror reflected laser beam to current work face, and pass through control
Regulation of the system to laser galvanometer deflection angle, the current metal powder layer of form selective fusing for figure of being cut into slices by current layer,
So as to complete the processing operation to constituting parts current layer.After current slice patterned metal powder bed operation is completed, under workbench
The height of one default layer drops, and powder supplies system lays the metal dust of a default thickness degree, Ran Houzai to workbench again
Selective melting is carried out by current layer section areal shape by laser system, according to said method reprocessabilty, be layering operation, most
Complete shaped component is obtained eventually.The technology is that current material increasing field applies a kind of more metal 3D printing skill
Art, the metal parts of complicated shape can be manufactured, its molding part mechanical property is good, precision is high, and part is made up to conventional metallurgical in consistency
More than 99%, there is important application in fields such as medical treatment, Aero-Space, military project, Construction of Nuclear Electricity, research and development of products.
But metal dust bed selective laser melting process 3D printer of the prior art is due to the box body of integration
Design, without this facility of extensional mode main platform, significantly limit the size scale of 3D printer, and used by it
Powder-supply system is all single powder feeding cylinder, a single powder-laying roller or an independent powdering brush, in large scale area scope of operation operation
When, its operating efficiency is very low, and the metal dust bed selective laser melting process 3D printing that prior art is manufactured
Machine is equipped, and is all to suction out residual powder by work-room, then is risen structure room piston plate and then taken out operation substrate and molding part,
The job requirements of large-size components can not be met, mechanized equipment design is single, and taking-up molding part method is single, does not also possess shaping
The condition of volume length >=600mm large scale constituting partss, this, which has become 30 and in the past few years seriously restricts the technology, exists
The global problem with application is promoted in world wide.
Utility model content
The purpose of this utility model is to provide 3D printing equipment and 3D printer, with solve present in prior art
During large scale area scope of operation operation, the very low technical problem of its operating efficiency.
A kind of 3D printing equipment provided by the utility model, 3D printing equipment include：Build shaped device and powder
Supply system；The structure shaped device includes operation post；The powder supplies system includes power spreading device and dust feeder；
The power spreading device includes powder-laying roller drive mechanism and two powder-laying rollers；Two powder-laying rollers are oppositely arranged on institute
State first end and the second end of operation post；The powder-laying roller drive mechanism is connected with two powder-laying rollers, for driving two
The powder-laying roller is moved back and forth above the operation post simultaneously, and the metal dust in the dust feeder is laid on into institute
State on operation post；The powder-laying roller drive mechanism is used to electrically connect with the control system of 3D printer.
Further, the dust feeder includes two powder feeding components；Each powder feeding component includes powder feeding cylinder, sent
Powder piston and powder feeding piston plate；Two powder feeding cylinders are separately positioned on first end and the second end of the operation post；It is described
Powder feeding piston plate is arranged in the powder feeding cylinder, and the powder feeding piston is connected with the powder feeding piston plate, for driving described send
Powder piston plate moves up and down；It is used to place metal dust needed for operation on the powder feeding piston plate.
Further, the powder supplies system also includes flat powder device；The flat powder device includes flat powder part, flat powder part
Drive mechanism and two collection powder cylinders；The operation post is square；Two collection powder cylinders are separately positioned on the operation post phase
To the 3rd end and the 4th end, for storing the excessive powder after the flat floating operation post of powder part；The flat powder part drive mechanism
It is connected with the flat powder part, for driving the flat powder part to be moved back and forth between two collection powder cylinders, by the operation
Metal dust on platform is floating.
Further, the flat powder part drive mechanism includes flat powder motor, gear and the rack being engaged with gear；Institute
Gear is stated to be arranged on the power output shaft of the flat powder motor；The flat powder part is fixed on the rack；The flat powder electricity
Machine is used to drive the rack to move back and forth by the gear.
Further, the structure shaped device includes structure room and structure room piston；The operation post is arranged on institute
It is indoor to state structure；The structure room piston is connected with the operation post, for driving the operation post to move up and down；The structure
Pickup mouth is provided with the outer wall of room；Pickup switch is provided with the pickup mouth；The pickup is switched for beating on or off
Close the pickup mouth.
Further, it is provided with residual powder suction outlet and for opening or closing institute on the outer wall of the structure room
State the suction powder switch of residual powder suction outlet.
Further, the structure shaped device includes heating arrangements；The heating arrangements are used to heat the structure room
Inside, with offset structure be molded during constituting parts due to the temperature difference caused stress response.
Further, the 3D printing equipment also includes main platform and the 3D above the main platform is beaten
Print machine operation room；Installing port is provided with the main platform；The operation post is arranged at the installing port；The 3D printing
On machine operation room, positioned at the top of the installing port, powder injection is provided with；It is provided with the powder injection for beating
On or off closes the note powder switch of the powder injection；The structure shaped device is arranged on the lower section of the main platform；
The powder supplies system is arranged on the main platform.
Further, the operation post includes the substrate from top to bottom set gradually and structure room piston plate；The installation
Mouth, the substrate and the structure room piston plate are square；The structure room piston plate is connected with the structure room piston；Institute
The length and width for stating substrate is respectively less than the length and width of the structure room piston plate；It is described structure room piston plate length and
Width is identical with the length and width of the installing port.
Further, the utility model provides a kind of 3D printer, and the 3D printer includes control system and such as this reality
Equipped with new described 3D printing；The powder-laying roller drive mechanism electrically connects with the control system.
3D printing equipment provided by the utility model, including member forming equipment and powder supplies system, molding component dress
Put including operation post, powder supplies system includes power spreading device and dust feeder, power spreading device include powder-laying roller drive mechanism and
Two powder-laying rollers, two powder-laying rollers are oppositely arranged on first end and the second end of operation post.At work, powder-laying roller drive mechanism
Two powder-laying rollers of driving are moved back and forth above operation post simultaneously, and the metal dust in dust feeder is laid on into operation post
On.
3D printing provided by the utility model equipment, in powdering, two powder-laying rollers work simultaneously, while by dust feeder
Interior metal dust is laid on operation post, improves powdering efficiency.Especially in large scale area scope of operation operation, improve
Operating efficiency, available for shaping length >=600mm large scale constituting parts, solve 30 and in the past few years seriously restrict the work
Skill technology worldwide promotes the global problem with application.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the 3D printing equipment that the utility model embodiment provides；
Fig. 2 is the structural representation of power spreading device and dust feeder in the 3D printing equipment that the utility model embodiment provides
Figure；
Fig. 3 is the structural representation that room is built in the 3D printing equipment that the utility model embodiment provides；
Fig. 4 is the structural representation of main platform in the 3D printing equipment that the utility model embodiment provides.
Reference：
1- builds shaped device；2- powder supplies systems；3- main platforms；4-3D printer work-rooms；5- powder fills
Mouthful；6- residual powder suction outlets；7- installing ports；11- operation posts；12- builds room；13- builds room piston；21- dust feeders；
22- power spreading devices；The flat powder devices of 23-；111- substrates；112- builds room piston plate；211- powder feeding cylinders；212- powder feeding piston plates；
213- powder feeding pistons；221- powder-laying rollers；The flat powder parts of 231-；The flat powder part drive mechanisms of 232-；233- collection powder cylinders.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Fig. 1 is the structural representation for the 3D printing equipment that the utility model embodiment provides；Fig. 2 is implemented for the utility model
The structural representation of power spreading device and dust feeder in the 3D printing equipment that example provides；As depicted in figs. 1 and 2, the utility model
A kind of 3D printing equipment that embodiment provides, 3D printing equipment include：Build shaped device 1 and powder supplies system 2；Structure
Building shaped device 1 includes operation post 11；Powder supplies system 2 includes power spreading device 22 and dust feeder 21；Power spreading device 22 wraps
Include powder-laying roller drive mechanism and two powder-laying rollers 221；Two powder-laying rollers 221 are oppositely arranged on the first end and second of operation post 11
End；Powder-laying roller drive mechanism is connected with two powder-laying rollers 221, for driving two powder-laying rollers 221 simultaneously in operation post 11
Side is moved back and forth, and the metal dust in dust feeder 21 is laid on operation post 11；Powder-laying roller drive mechanism is used for and 3D
The control system electrical connection of printer.
The 3D printing equipment that the utility model embodiment provides, including member forming equipment and powder supplies system 2, component
Shaped device includes operation post 11, and powder supplies system 2 includes power spreading device 22 and dust feeder 21, and power spreading device 22 includes paving
Powder roller drive mechanism and two powder-laying rollers 221, two powder-laying rollers 221 are oppositely arranged on first end and the second end of operation post 11.
At work, powder-laying roller drive mechanism drives two powder-laying rollers 221 to be moved back and forth simultaneously in the top of operation post 11, by powder feeding
Metal dust in device 21 is laid on operation post 11.
The 3D printing equipment that the utility model embodiment provides, in powdering, two powder-laying rollers 221 work simultaneously, simultaneously
Metal dust in dust feeder 21 is laid on operation post 11, improves powdering efficiency.Especially make in large scale area
During the operation of industry face, operating efficiency is improved, available for shaping length >=600mm large scale constituting parts, solves more than 30
The global problem that the technology is worldwide promoted and applied seriously is restricted over year.Meanwhile powder-laying roller 221 is by gold
When category powder is laid on operation post 11, metal dust is rolled, that is, powder-laying roller lays metal in a manner of compaction type
Powder, the metal powder layer on operation post 11 can be made more closely knit, to overall consistency and the appearance finish of shaped component
Raising plays an important roll.
Wherein, powder-laying roller drive mechanism can drive two powder-laying rollers 221 to drive two simultaneously to equidirectional movement
Individual powder-laying roller 221 moves round about simultaneously.Preferably, powder-laying roller drive mechanism is used to drive two powder-laying rollers 221 simultaneously
Move round about.That is, before operation, two powder-laying rollers 221 are located at the both ends of operation post 11 respectively, during operation, powdering
Roller drive mechanism drives two powder-laying rollers 221 to be moved simultaneously to the center of operation post 11.So it is greatly improved powdering efficiency.
The structure type of powder-laying roller drive mechanism can be a variety of, for example, powder-laying roller drive mechanism includes two powdering electricity
Machine and two drive mechanisms.Each powdering motor is connected by a drive mechanism with a powder-laying roller 221, to drive the paving
Powder roller 221 moves back and forth.Preferably, powder-laying roller drive mechanism also includes controller, and pressure is respectively provided with two powder-laying rollers 221
Sensor, pressure sensor with and the powdering motor that is connected of the powder-laying roller 221 electrically connect, two powdering motors, two pressure pass
Sensor is electrically connected with the controller.Two powdering motors drive two powder-laying rollers 221 to be moved to the center of operation post 11 respectively, when
When two powder-laying rollers 221 contact, two powder-laying rollers 221 give one active force of other side simultaneously, what two pressure sensors received
Pressure value increases, and the pressure value received is transmitted to controller, controller and controls two powdering motors to invert, now,
Two powdering motors drive two powder-laying rollers 221 to be moved to its home position respectively, that is, two powder-laying rollers 221 return respectively
Home position.Then, then simultaneously moved to the center of operation post 11, powdering is circulated with this.Such setting is greatly improved paving
Powder efficiency.
Wherein, the structure type of drive mechanism can be it is a variety of, for example, drive mechanism includes gear and rack.Gear is set
Put on the power output shaft of powdering motor, rack and pinion engagement, powder-laying roller 221 is fixed on rack.Powdering motor rotates,
Pinion rotation is driven, gear band carry-over bar moves back and forth, so as to drive powder-laying roller 221 to move back and forth.
Wherein, operation post 11 is square, and the length of side of operation may be configured as 800mm-1500mm.
As depicted in figs. 1 and 2, on the basis of above-described embodiment, further, dust feeder 21 includes two powder feeding groups
Part；Each powder feeding component includes powder feeding cylinder 211, powder feeding piston 213 and powder feeding piston plate 212；Two powder feeding cylinders 211 are distinguished
It is arranged on first end and the second end of operation post 11；Powder feeding piston plate 212 is arranged in powder feeding cylinder 211, and powder feeding piston 213 is with sending
Powder piston plate 212 connects, for driving powder feeding piston plate 212 to move up and down；It is used to place needed for operation on powder feeding piston plate 212
Metal dust.
In the present embodiment, two powder feeding cylinders 211 are separately positioned on first end and the second end of operation post 11, powder-laying roller driving
Mechanism drive two powder-laying rollers 221 move, powder-laying roller 221 to operation post 11 move when, powder-laying roller 221 is by powder feeding cylinder 211
Metal dust is pushed on operation post 11, so as to which metal dust is laid on operation post 11.Selective laser melting mechanism is to making
Metal powder layer on industry platform 11 carries out selective melting, and then, the operation post 11 in power spreading device 22 moves down default height
Degree, two powder-laying rollers 221 return to origin-locations, the powder feeding piston 213 in each powder feeding cylinder 211 drive powder feeding piston plate 212 to
Upper movement so that the metal dust movement on powder feeding piston plate 212 rises to preset height, and two powder-laying rollers 221 are again to work
Industry platform 11 moves, and again pushes to the metal dust in powder feeding cylinder 211 on operation post 11, and selective laser melting mechanism is right again
Metal powder layer on operation post 11 carries out selective melting.Then, operation post 11 declines again, and powder feeding piston plate 212 is again
Rise, circulated with this, the metal dust for the preset thickness most laid at last on operation post 11.
In the present embodiment, dust feeder 21 is arranged to two powder feeding components, two powder feeding cylinders 211 are separately positioned on first
End and the second end, that is, a powder-laying roller 221 is correspondingly arranged a powder feeding cylinder 211, can so make powder feeding roller quickly by powder feeding cylinder
Metal dust in 211 is laid on operation post 11, further improves operating efficiency.
As depicted in figs. 1 and 2, on the basis of above-described embodiment, further, powder supplies system 2 also includes flat powder
Device 23；Flat powder device 23 includes flat powder part 231, flat powder part drive mechanism 232 and two collection powder cylinders 233；Operation post 11 is in
It is square；Two collection powder cylinders 233 are separately positioned on operation post 11 relative the 3rd end and the 4th end, are smeared for storing flat powder part 231
Excessive powder after flat operation post 11；Flat powder part drive mechanism 232 is connected with flat powder part 231, for driving flat powder part 231 to exist
Moved back and forth between two collection powder cylinders 233, the metal dust on operation post 11 is floating.
In the present embodiment, powder supplies system 2 also includes flat powder device 23, when powder-laying roller 221 is by the gold in powder feeding cylinder 211
After category powder is laid on the preset height of operation post 11, flat powder part drive mechanism 232 drives flat powder part 231 to collect powder cylinder 233 at two
Between move back and forth, flat powder part 231 is floating by the metal dust on operation post 11, and unnecessary metal dust moves with flat powder part 231
It is dynamic, eventually fall into collection powder cylinder 233 and collect.That is, when flat powder part 231 moves from the 3rd end to the 4th end, unnecessary metal
Powder is fallen into the collection powder cylinder 233 at the 4th end.When flat powder part 231 moves from the 4th end to the 3rd end, unnecessary gold
Category powder is fallen into the collection powder cylinder 233 at the 3rd end.
In the present embodiment, the setting of flat powder part 231 can be floating by the metal dust on operation post 11, so that operation post
Metal powder layer on 11 is more smooth, and then causes selective laser melting mechanism to being formed after metal powder layer selective melting
Constituting parts is more fine and standard.One collection powder cylinder 233, two pavings are set respectively at the 3rd end of operation post 11 and the 4th end
Powder roller 221 is separately positioned on first end and the second end of operation post 11, and such set-up mode can make compact-sized, reduction occupancy
Space.The set location of two collection powder cylinders 233 can fully receive metal dust unnecessary when flat powder part 231 works, and avoid metal
Powder falls into outside.
Wherein, flat powder part 231 can be flat powder plate, flat powder agglomates, or flat to paint.Preferably, flat powder part 231 is flat
Paint, flat rendering is uniformly applied on metal powder layer, so as to which the floating effect of metal powder layer is best.
On the basis of above-described embodiment, further, flat powder part drive mechanism 232 include flat powder motor, gear and
The rack being engaged with gear；Gear is arranged on the power output shaft of flat powder motor；Flat powder part 231 is fixed on rack；It is flat
Powder motor is used to move back and forth by gear band carry-over bar.
In the present embodiment, flat powder part drive mechanism 232 is arranged to flat powder motor, gear and rack.Flat powder motor
Band moving gear is positive and negative and inverts, and gear band carry-over bar is positive mobile and moves backward, so as to drive flat powder part 231 to move back and forth.
It is simple in construction, convenient operation.
As shown in Fig. 2 on the basis of above-described embodiment, further, structure shaped device 1 include structure room 12 and
Build room piston 13；Operation post 11 is arranged in structure room 12；Structure room piston 13 is connected with operation post 11, for driving operation
Platform 11 moves up and down；Build and be provided with pickup mouth on the outer wall of room 12；Pickup switch is provided with pickup mouth；Pickup, which switchs, to be used for
Open or close pickup mouth.
In the present embodiment, after operation post 11 lays layer of metal powder bed, selective laser melting mechanism is to operation post 11
On metal powder layer carry out selective melting, then, structure room piston 13 drive operation post 11 move down preset height.Paving
Powder roller 221 continues the metal powder layer after laying the height to operation post 11, and selective laser melting mechanism is on operation post 11
Metal powder layer carries out selective melting, is circulated with this, ultimately forms constituting parts.Then, user opens the structure outer wall of room 12
On pickup switch so that pickup mouth open.Finally constituting parts is taken out from pickup mouth, completes work.
In the present embodiment, structure room 12 outer wall on set pickup mouth and pickup switch, user can by constituting parts from
The pickup mouth of structure room 12 directly takes out, with being made in the prior art by rising structure room piston plate 112 and then being taken out from top
Industry substrate 111 is compared with the direction of constituting parts, and the removing method of the present embodiment is simple, simple operation.Especially in the body of constituting parts
When product is larger, the method taken out from top is difficult to, and the method for the present embodiment then can easily take out large volume of composition
Part, meet the job requirements of large-size components, the condition for possessing shaping length >=600mm large scale constituting parts.
Wherein, pickup switch can be pickup door.Pickup door is rotatably connected at pickup mouth.User can be taken by rotating
Part goalkeeper's pickup mouth is opened or closed.Handle can be also set on pickup door, and user holds handle and rotates pickup door, convenient
User puts forth effort pickup door.
Component room piston can be hydraulic cylinder or cylinder etc..
Fig. 3 is the structural representation that room is built in the 3D printing equipment that the utility model embodiment provides；As shown in figure 3,
On the basis of above-described embodiment, further, build and be provided with residual powder suction outlet 6 and for beating on the outer wall of room 12
On or off closes the suction powder switch of residual powder suction outlet 6.
In the present embodiment, residual powder suction outlet 6 is set on the outer wall of structure room 12 and inhales powder switch.When constituting parts into
After type, the structure driving operation post 11 of room piston 13 is decreased below the position of residual powder suction outlet 6, and user is opened by inhaling powder
Close and open residual powder suction outlet 6, then by residual powder suction outlet 6, metal dust in structure room 12 is suctioned out.Then lead to
Cross pickup switch and open pickup mouth, taken out constituting parts by pickup mouth.
In the present embodiment, by setting residual powder suction outlet 6 on the outer wall of structure room 12, user can directly pass through
Residual powder suction outlet 6 suctions out the residual powder built in room 12, is inhaled with work-room of the prior art above operation post 11
The method for going out residual powder is compared so that inhales powder simple operation.
On the basis of above-described embodiment, further, structure shaped device 1 includes heating arrangements；Heating arrangements are used for
Heating structure room 12 inside, with offset structure be molded during constituting parts due to the temperature difference caused stress response.
In the present embodiment, by setting heating arrangements being internally heated to structure room 12, avoid molding time longer
Underlying constituting parts temperature it is relatively low, the shorter constituting parts temperature above of molding time is higher, and constituting parts is not
Temperature difference with position is larger, can produce stress response, so as to influence the molding effect of constituting parts.
Wherein, heating arrangements can be Resistant heating, or infrared heating etc..When heating arrangements are resistance
During silk heating, resistance wire can uniform fold on the inwall of structure room 12, resistance wire heats after being powered to the inwall of component room.
Fig. 4 is the structural representation of main platform in the 3D printing equipment that the utility model embodiment provides, such as Fig. 2 and figure
Shown in 4, on the basis of above-described embodiment, further, 3D printing equipment also includes main platform 3 and put down installed in main body
The 3D printer work-room 4 of the top of platform 3；Installing port 7 is provided with main platform 3；Operation post 11 is arranged at installing port 7；3D
On printer work-room 4, positioned at the top of installing port 7, powder injection is provided with；It is provided with powder injection for opening
Or close the note powder switch of powder injection；Build the lower section that shaped device 1 is arranged on main platform 3；Powder supplies system 2
On main platform 3.
In the present embodiment, main platform 3 is fixed on the ground, and powder supplies system 2 is arranged on main platform 3, component
Shaped device is arranged on the lower section of main platform 3, and 3D printer work-room 4 is arranged on the top of main platform 3.3D printer is made
Powder injection and note powder switch are set on the outer wall of industry room 4.User opens powder injection by noting powder switch, then
Metal dust is injected into powder feeding cylinder 211 by powder injection, the metal dust in powder feeding cylinder 211 is laid on by powdering cylinder again
On operation post 11.
In the present embodiment, the setting of main platform 3 greatly improves the size scale of 3D printer so that 3D printer
Shaped component size greatly improves, and meets the condition of shaping length >=600mm large scale constituting parts.
As shown in Fig. 2 on the basis of above-described embodiment, further, operation post 11 includes from top to bottom setting gradually
Substrate 111 and structure room piston plate 112；Installing port 7, substrate 111 and structure room piston plate 112 are square；Room is built to live
Seben 112 is connected with structure room piston 13；The length and width of substrate 111 is respectively less than the length and width for building room piston plate 112
Degree；The length and width for building room piston plate 112 is identical with the length and width of installing port 7.
In the present embodiment, the size of substrate 111 is less than structure room piston plate 112, and the size of structure room piston plate 112 is equal to
The size of installing port 7, after the metal dust in powder feeding cylinder 211 is laid on substrate 111 by powder-laying roller 221, due to substrate 111
Size is less than structure room piston plate 112, and unnecessary metal dust can downwards slide on structure room piston plate 112, so design
Beneficial effect be：The safety work together with the area of maximum operation face both substrate 111 is formed between the installing port 7 of main platform 3
Band, it can avoid the shaped component after metal dust selective melting that metallurgical connection occurs with main platform 3.
Wherein, installing port 7, substrate 111 and structure room piston plate 112 are square, and the length of side of substrate 111 is 1 meter, structure
The length of side for building room piston plate 112 and installing port 7 is 1.1 meters.
On the basis of above-described embodiment, further, the utility model embodiment provides a kind of 3D printer, and the 3D is beaten
Print machine includes control system and as 3D printing described in the utility model is equipped；Powder-laying roller drive mechanism is electrically connected with control system
Connect.The operation principle of 3D printing equipment is same as above, and will not be repeated here.
Wherein, the selective melting mechanism of 3D printer is located at the top of operation post 11.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
- A kind of 1. 3D printing equipment, it is characterised in that including：Build shaped device and powder supplies system；The structure shaped device includes operation post；The powder supplies system includes power spreading device and dust feeder；The power spreading device includes powder-laying roller drive mechanism and two powder-laying rollers；Two powder-laying rollers are oppositely arranged on the work The first end of industry platform and the second end；The powder-laying roller drive mechanism is connected with two powder-laying rollers, for driving described in two Powder-laying roller is moved back and forth above the operation post simultaneously, and the metal dust in the dust feeder is laid on into the work On industry platform；The powder-laying roller drive mechanism is used to electrically connect with the control system of 3D printer.
- 2. 3D printing equipment according to claim 1, it is characterised in that the dust feeder includes two powder feeding components；Each powder feeding component includes powder feeding cylinder, powder feeding piston and powder feeding piston plate；Two powder feeding cylinders are separately positioned on first end and the second end of the operation post；The powder feeding piston plate is arranged in the powder feeding cylinder, and the powder feeding piston is connected with the powder feeding piston plate, for driving The powder feeding piston plate is moved to move up and down；It is used to place metal dust needed for operation on the powder feeding piston plate.
- 3. 3D printing equipment according to claim 1, it is characterised in that the powder supplies system also includes flat powder and filled Put；The flat powder device includes flat powder part, flat powder part drive mechanism and two collection powder cylinders；The operation post is square；Two collection powder cylinders are separately positioned on relative the 3rd end and the 4th end of the operation post, For storing the excessive powder after the flat floating operation post of powder part；The flat powder part drive mechanism is connected with the flat powder part, is used Moved back and forth in the driving flat powder part between two collection powder cylinders, the metal dust on the operation post is floating.
- 4. 3D printing equipment according to claim 3, it is characterised in that the flat powder part drive mechanism includes flat powder electricity Machine, gear and the rack being engaged with gear；The gear is arranged on the power output shaft of the flat powder motor；The flat powder part is fixed on the rack；It is described Flat powder motor is used to drive the rack to move back and forth by the gear.
- 5. 3D printing according to claim 1 equipment, it is characterised in that the structure shaped device include structure room and Build room piston；It is indoor that the operation post is arranged on the structure；The structure room piston is connected with the operation post, described for driving Operation post moves up and down；Pickup mouth is provided with the outer wall of the structure room；Pickup switch is provided with the pickup mouth；It is described Pickup is switched for opening or closing the pickup mouth.
- 6. 3D printing equipment according to claim 5, it is characterised in that be provided with remaining powder on the outer wall of the structure room Last suction outlet and the suction powder for opening or closing the residual powder suction outlet switch.
- 7. 3D printing equipment according to claim 5, it is characterised in that the structure shaped device includes heating arrangements；The heating arrangements be used for heat it is described structure room inside, with offset structure be molded during constituting parts due to the temperature difference And caused stress response.
- 8. 3D printing equipment according to claim 1, it is characterised in that also including main platform and installed in the master 3D printer work-room above body platform；Installing port is provided with the main platform；The operation post is arranged at the installing port；The 3D printer operation On room, positioned at the top of the installing port, powder injection is provided with；Be provided with the powder injection for open or Close the note powder switch of the powder injection；The structure shaped device is arranged on the lower section of the main platform；The powder supplies system is put down installed in the main body On platform.
- 9. 3D printing equipment according to claim 8, it is characterised in that the operation post includes from top to bottom setting gradually Substrate and structure room piston plate；The installing port, the substrate and the structure room piston plate are square；The structure room piston plate and the structure Room piston connection；The length and width of the substrate is respectively less than the length and width of the structure room piston plate；The structure room The length and width of piston plate is identical with the length and width of the installing port.
- 10. a kind of 3D printer, it is characterised in that the 3D including control system and as described in claim any one of 1-9 is beaten Printing equipment is standby；The powder-laying roller drive mechanism electrically connects with the control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720518976.7U CN206677187U (en) | 2017-05-10 | 2017-05-10 | 3D printing equipment and 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720518976.7U CN206677187U (en) | 2017-05-10 | 2017-05-10 | 3D printing equipment and 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206677187U true CN206677187U (en) | 2017-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720518976.7U Expired - Fee Related CN206677187U (en) | 2017-05-10 | 2017-05-10 | 3D printing equipment and 3D printer |
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| Country | Link |
|---|---|
| CN (1) | CN206677187U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106964775A (en) * | 2017-05-10 | 2017-07-21 | 窦鹤鸿 | 3D printing equipment and 3D printer |
| CN108296485A (en) * | 2018-02-23 | 2018-07-20 | 苏州星如雨电子科技有限公司 | A kind of metal 3D printing equipment powder retrieving pipe road device |
| CN109016504A (en) * | 2018-07-27 | 2018-12-18 | 繁昌县众运机械制造有限公司 | A kind of powder of 3D printer puts down device |
-
2017
- 2017-05-10 CN CN201720518976.7U patent/CN206677187U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106964775A (en) * | 2017-05-10 | 2017-07-21 | 窦鹤鸿 | 3D printing equipment and 3D printer |
| CN108296485A (en) * | 2018-02-23 | 2018-07-20 | 苏州星如雨电子科技有限公司 | A kind of metal 3D printing equipment powder retrieving pipe road device |
| CN109016504A (en) * | 2018-07-27 | 2018-12-18 | 繁昌县众运机械制造有限公司 | A kind of powder of 3D printer puts down device |
| CN109016504B (en) * | 2018-07-27 | 2020-07-10 | 芜湖市创源新材料有限公司 | Powder sweeping device of 3D printer |
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| CF01 | Termination of patent right due to non-payment of annual fee |