CN108262955A - 3d printer - Google Patents
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- CN108262955A CN108262955A CN201611253938.XA CN201611253938A CN108262955A CN 108262955 A CN108262955 A CN 108262955A CN 201611253938 A CN201611253938 A CN 201611253938A CN 108262955 A CN108262955 A CN 108262955A
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- 230000007246 mechanism Effects 0.000 claims abstract description 136
- 238000007639 printing Methods 0.000 claims abstract description 38
- 230000001360 synchronised effect Effects 0.000 claims description 54
- 238000010438 heat treatment Methods 0.000 claims description 13
- 230000009471 action Effects 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 239000000463 material Substances 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000010146 3D printing Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001186 cumulative effect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010009 beating Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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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
-
- 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
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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Abstract
The invention discloses a kind of 3D printers.3D printer includes：At least two print heads；At least two X-axis mobile mechanisms, each X-axis mobile mechanism is connected with a print head, for print head to be driven to be moved along X-direction；At least two Z axis mobile mechanisms, each Z axis mobile mechanism are connected with an X-axis mobile mechanism, for X-axis mobile mechanism to be driven to be moved along Z-direction；Print platform is arranged below at least two print heads；Y-axis moving mechanism is arranged below print platform and is connected with print platform, for print platform to be driven to be moved along Y direction；Controller is connected with print head, X-axis mobile mechanism, Z axis mobile mechanism and Y-axis moving mechanism.The 3D printer can control at least two print heads printing objects simultaneously, improve the printing effect for printing multiple objects simultaneously and the printing cost for reducing while printing multiple objects.
Description
Technical field
The present invention relates to 3D printing equipment technical field more particularly to a kind of 3D printers.
Background technology
3D printer is a machine of RP technique, based on digital model file, with powdered-metal or
The printable material such as plastics carrys out the equipment of constructed object by layer-by-layer printing.3D printing is a kind of cumulative manufacturing technology,
3D objects are manufactured by printing printed material from level to level, basic principle is by the way that data and raw material are put into 3D printer
In, the program on machine can print product from level to level according to data.
Existing 3D printer can only print a 3D object every time, if multiple 3D objects need to be printed, using a 3D printing
Machine continuously prints, and takes longer；Or more 3D printers of configuration print simultaneously, printing cost is higher.
Invention content
The technical problem to be solved in the present invention is, multiple objects cannot be printed simultaneously not for existing 3D printer
Foot, provides a kind of 3D printer, it can be achieved that printing multiple objects simultaneously, to improve printing effect, reduces printing cost, and realize
Energy conservation and environmental protection purpose.
The technical solution adopted by the present invention to solve the technical problems is：A kind of 3D printer, including：
At least two print heads；
At least two X-axis mobile mechanisms, each X-axis mobile mechanism is connected with a print head, for driving
Print head is stated to move along X-direction；
At least two Z axis mobile mechanisms, each Z axis mobile mechanism is connected with an X-axis mobile mechanism, for band
The X-axis mobile mechanism is moved to move along Z-direction；
Print platform is arranged below at least two print heads；
Y-axis moving mechanism is arranged below the print platform and is connected with the print platform, for driving described beat
Print platform is moved along Y direction；
Controller, with the print head, the X-axis mobile mechanism, the Z axis mobile mechanism and the Y-axis moving mechanism
It is connected.
Preferably, the X-axis mobile mechanism includes the X-axis guide rail set along X-direction, is arranged on the X-axis guide rail two
The X-axis driving wheel and X-axis follower at end are set in the X-axis driving wheel and the X-axis synchronous belt on the X-axis follower and institute
State the X-axis driving motor that X-axis driving wheel is connected and at least two X-axis guide wheels being connected with the print head；At least two institutes
It states X-axis guide wheel and is separately positioned on the X-axis synchronous belt both sides, and the print head is driven under the action of the X-axis synchronous belt
It is moved along X-direction.
Preferably, the print head includes feeding motor, the passage being connected with the feeding motor and the passage
Connected heating head and the printing nozzle being connected with the heating head；The heating head is connected at least two X-axis guide wheels,
The feeding motor is connected with the X-axis driving motor.
Preferably, the X-axis guide rail includes two V-shaped grooves being oppositely arranged, and the X-axis synchronous belt is arranged on described in two
In V-shaped groove；There are three the X-axis guide wheel is set, it is distributed in the X-axis synchronous belt both sides.
Preferably, the Z axis mobile mechanism coordinates including the Z axis guide rail set along Z-direction and the Z axis guide rail
At least two Z axis guide wheels, Z axis stepper motor and the screw being connected with the Z axis stepper motor；The Z axis guide wheel and the X-axis
Mobile mechanism is connected by a connection piece, and the connector is equipped with a screw hole being inserted into for the screw；It is set on the screw hole
There is the screw thread coordinated with the screw.
Preferably, the Z axis mobile mechanism coordinates including the Z axis guide rail set along Z-direction and the Z axis guide rail
At least two Z axis guide wheels, the joint arm for connecting at least two X-axis guide rails, the Z axis guide wheel and the X-axis moving machine
Structure is connected by a connection piece；
At least one Z axis mobile mechanism further includes Z axis stepper motor and the silk being connected with the Z axis stepper motor
Bar, the connector are equipped with a screw hole being inserted into for the screw；The screw hole is equipped with the screw thread coordinated with the screw；
At least one Z axis mobile mechanism further includes polished rod, and the connector is equipped with to be led to what the polished rod coordinated
Hole.
Preferably, the Z axis guide rail includes two V-shaped grooves being oppositely arranged, and at least two Z axis guide wheels are arranged on two
In a V-shaped groove；There are three the Z axis guide wheel is set, it is distributed in two V-shaped grooves of the Z axis guide rail.
Preferably, the Y-axis moving mechanism includes the Y-axis guide rail set along Y direction, is arranged on the Y-axis guide rail two
The Y-axis driving wheel and Y-axis follower at end are set in the Y-axis driving wheel and the Y-axis synchronous belt on the Y-axis follower and institute
State the Y-axis driving motor that Y-axis driving wheel is connected and at least two Y-axis guide wheels being connected with the print platform；At least two
The Y-axis guide wheel is separately positioned on the Y-axis synchronous belt both sides, and the print platform is driven under the action of Y-axis synchronous belt
It is moved along Y direction.
Preferably, the Y-axis guide rail includes two V-shaped grooves being oppositely arranged, and the Y-axis synchronous belt is arranged on described in two
In V-shaped groove；There are three the Y-axis guide wheel is set, it is distributed in the Y-axis synchronous belt both sides.
Preferably, balance adjustment mechanism is further included；The balance adjustment mechanism includes support plate, adjusting screw, control spiral shell
Female and elastic component；The support plate is connected at least two Y-axis guide wheels；Described adjusting screw one end and the print platform
It is connected, the other end passes through the support plate to be connected with the control nut；The elastic component is set in the print platform and institute
It states in the adjusting screw between support plate.
The present invention has the following advantages that compared with prior art：3D printer provided by the present invention, equipped at least two
Print head and for controlling X-axis mobile mechanism that any print head moves along X-direction and being moved along the Z axis that Z-direction moves
Mechanism, and print platform and the Y-axis moving mechanism for print platform to be controlled to be moved along Y direction are equipped with below print head,
X-axis mobile mechanism, Y-axis moving mechanism and Z axis mobile mechanism can control to move by controller, and control at least two print heads
Printing objects simultaneously improve the printing effect for printing multiple objects simultaneously and the printing cost for reducing while printing multiple objects,
The 3D printer using single print head is avoided continuously to print time-consuming longer present in multiple objects or multiple be equipped with need to be configured
The 3D printer of single print head prints the problems such as existing printing cost height simultaneously to be occurred.In the present embodiment, only with one
A controller can control at least two print heads, at least two X-axis mobile mechanisms, at least two Z axis mobile mechanisms, Y-axis simultaneously
Mobile mechanism works, and is individually controlled without multiple controllers, advantageously reduces the manufacture cost of 3D printer, and can avoided
Multiple controllers need to set print parameters respectively when controlling respectively, printing effect, which reduces phenomenon, to be occurred.
Description of the drawings
Below in conjunction with accompanying drawings and embodiments, the invention will be further described, in attached drawing：
Fig. 1 is the stereogram of 3D printer in one embodiment of the invention.
Fig. 2 is the rearview of 3D printer shown in Fig. 1.
Fig. 3 is the right view of 3D printer shown in Fig. 1.
Fig. 4 is the stereogram of 3D printer in one embodiment of the invention.
Fig. 5 is the rearview of 3D printer shown in Fig. 4.
In figure：10th, print head；11st, feeding motor；12nd, passage；13rd, heating head；14th, printing nozzle；20th, X-axis moves
Mechanism；21st, X-axis guide rail；22nd, X-axis driving wheel；23rd, X-axis follower；24th, X-axis synchronous belt；25th, X-axis driving motor；26th, X-axis
Guide wheel；30th, Z axis mobile mechanism；31st, Z axis guide rail；32nd, Z axis guide wheel；33rd, Z axis stepper motor；34th, screw；35th, polished rod；36、
Joint arm；37th, crossbeam；40th, Y-axis moving mechanism；41st, Y-axis guide rail；42nd, Y-axis driving wheel；43rd, Y-axis follower；44th, Y-axis synchronizes
Band；45th, Y-axis driving motor；46th, Y-axis guide wheel；50th, print platform；60th, balance adjustment mechanism；61st, support plate；62nd, spiral shell is adjusted
Silk；63rd, nut is controlled；64th, elastic component；70th, connector；71st, board.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
The specific embodiment of the present invention.
The 3D printer in the present embodiment is shown respectively in Fig. 1-Fig. 5.As Figure 1-Figure 5,3D printer include board 71,
At least two print heads 10, at least two X-axis mobile mechanisms 20, at least two Z axis mobile mechanisms 30, print platform 50, Y-axis are moved
Motivation structure 40 and controller (not shown).Wherein, any Z axis mobile mechanism 30 and Y-axis moving mechanism 40 are arranged on machine
On platform 71, any X-axis mobile mechanism 20 is arranged in a Z axis mobile mechanism 30, and any print head 10 is arranged on an X-axis moving machine
On structure 20, print platform 50 is arranged in Y-axis moving mechanism 40.
Each X-axis mobile mechanism 20 is connected with a print head 10, for driving coupled print head 10 along X-direction
It is mobile, so as to fulfill corresponding print head 10 is controlled to be moved along X-direction, with printing objects.Each Z axis mobile mechanism 30 installs
It is connected on board 71, and with an X-axis mobile mechanism 20, for X-axis mobile mechanism 20 to be driven to be moved along Z-direction, with control
The print head 10 being connected with X-axis mobile mechanism 20 is moved along Z-direction.Print platform 50 is arranged under at least two print heads 10
Side, for holding the 3D objects that at least two print heads 10 print.Y-axis moving mechanism 40 is mounted on 50 lower section of print platform
On board 71, and it is connected with print platform 50, for print platform 50 to be driven to be moved along Y direction, so that print platform 50 can
It moves, is moved so as to fulfill control print head 10 along Y direction, with printing objects along Y direction relative to print head 10.Control
Device is arranged in board 71, and is connected with print head 10, X-axis mobile mechanism 20, Z axis mobile mechanism 30 and Y-axis moving mechanism 40,
It works for coordinating and unifying control print head 10, X-axis mobile mechanism 20, Z axis mobile mechanism 30 and Y-axis moving mechanism 40, with reality
At least two 3D objects are now printed simultaneously, to improve printing effect and save printing cost.
In the present embodiment, print platform 50 can be the print platform 50 of strip, be arranged at least two print heads 10
Lower section can hold the 3D objects that at least two print heads 10 print simultaneously.Print platform 50 can also be equipped at least two faces
The print platform 50 of the smaller square or rectangular of product is separately positioned on 10 lower section of a print head, to hold corresponding printing
The first 10 3D objects printed.
The 3D printer that the present embodiment is provided, equipped at least two print heads 10 and for controlling any 10 edge of print head
The X-axis mobile mechanism 20 of X-direction movement and the Z axis mobile mechanism 30 moved along Z-direction, and be equipped with below print head 10
Y-axis moving mechanism 40 for the print platform 50 for holding printing objects and for print platform 50 to be controlled to be moved along Y direction,
X-axis mobile mechanism 20, Y-axis moving mechanism 40 and Z axis mobile mechanism 30 can control to move by controller, and control at least two
Printing objects, raising print the printing effect of multiple objects and reduce while print beating for multiple objects print head 10 simultaneously simultaneously
It is printed as this, the 3D printer using single print head 10 is avoided continuously to print time-consuming longer present in multiple objects or need to be configured
Multiple 3D printers equipped with single print head 10 print the problems such as existing printing cost height simultaneously to be occurred.In the present embodiment,
At least two print heads 10, at least two X-axis mobile mechanisms 20, at least two Z axis can be controlled simultaneously only with a controller
Mobile mechanism 30, Y-axis moving mechanism 40 work, and are individually controlled without multiple controllers, advantageously reduce 3D printer
Cost is manufactured, and can avoid multiple controllers that print parameters need to be set respectively when controlling respectively, printing effect, which reduces phenomenon, to be occurred.
Print head 10 is controlled by X-axis mobile mechanism 20, Z axis mobile mechanism 30 and Y-axis moving mechanism 40 respectively with existing
The 3D printer moved along X-axis, Z axis and Y direction is compared, and in the 3D printer that the present embodiment is provided, passes through at least two X
20 and at least two Z axis mobile mechanism 30 of axis mobile mechanism controls corresponding print head 10 to be moved along X-axis and Z-direction respectively,
The print platform 50 for being arranged on 10 lower section of print head is controlled to move this structure along Y direction by Y-axis moving mechanism 40 again, it can
The stress of ShiXZhou mobile mechanisms 20, Z axis mobile mechanism 30 and Y-axis moving mechanism 40 evenly, moves control accuracy higher.
As Figure 1-Figure 5, print head 10 include feeding motor 11, be connected with feeding motor 11 passage 12, with leading
The connected heating head 13 of expects pipe 12 and the printing nozzle 14 being connected with heating head 13；13 and at least two X-axis guide wheel 26 of heating head
It is connected, feeding motor 11 is connected by a connection piece 70 with X-axis driving motor 25, so that feeding motor 11 can be driven electricity with X-axis
Machine 25 moves.It is to be appreciated that feeding motor 11, heating head 13 and printing nozzle 14 are connected with controller, controller control is sent
Expect that motor 11 transmits printed material toward heating head 13；Heating head 13 heats printed material, melts printed material；Melt
Printed material printed on print platform 50 by printing nozzle 14.
As Figure 1-Figure 5, X-axis mobile mechanism 20 includes the X-axis guide rail 21 set along X-direction, is arranged on X-axis guide rail
The X-axis driving wheel 22 and X-axis follower 23 at 21 both ends, the X-axis synchronous belt being set on X-axis driving wheel 22 and X-axis follower 23
24th, the X-axis driving motor 25 being connected with X-axis driving wheel 22 and at least two X-axis guide wheels 26 being connected with print head 10.Extremely
Few two X-axis guide wheels 26 are separately positioned on 24 both sides of X-axis synchronous belt, and print head 10 is driven under the action of X-axis synchronous belt 24
It is moved along X-direction.
20 courses of work of controller control X-axis mobile mechanism are as follows：Controller sends control to X-axis driving motor 25 and refers to
It enables, so that X-axis driving motor 25 controls coupled X-axis driving wheel 22 to rotate, drive is set in X-axis driving wheel 22 and X-axis
X-axis synchronous belt 24 and X-axis follower 23 on follower 23 rotate, so as to which at least two X-axis for making 24 both sides of X-axis synchronous belt are led
Wheel 26 moves under the action of X-axis synchronous belt 24 along X-direction, so as to drive the printing being connected at least two X-axis guide wheels 26
First 10 move along X-direction.Since toothed belt transmission has the advantages that transmission speed is fast, in the present embodiment, electricity is driven using X-axis
Machine 25 drives X-axis driving wheel 22, X-axis follower 23 and X-axis synchronous belt 24, and 24 both sides of X-axis synchronous belt are arranged on extremely to drive
The purpose that print head 10 on few two X-axis guide wheels 26 is quickly moved along X-direction.
In the present embodiment, X-axis guide rail 21 includes two V-shaped grooves being oppositely arranged, and X-axis synchronous belt 24 is arranged on two V-arrangements
In slot, at least two X-axis guide wheels 26 are contacted with the X-axis synchronous belt 24 being arranged in two V-shaped grooves, and in X-axis synchronous belt 24
It is moved under drive along X-direction.The setting of two V-shaped grooves in X-axis guide rail 21 can be avoided in 24 fast pulldown mistake of X-axis synchronous belt
Cheng Zhong, the X-axis guide wheels 26 of 24 both sides of X-axis synchronous belt come off or deviate predeterminated position, influence the print head being connected with X-axis guide wheel 26
10 precision moved along X-direction.Wherein, at least two X-axis guide wheels 26 are separately positioned on 24 both sides of X-axis synchronous belt, to keep away
Exempt to come off.Further, there are three X-axis guide wheel 26 is set, 24 both sides of X-axis synchronous belt are distributed in, using triangle stability principle,
It can ensure that three X-axis guide wheels 26 are fixed on 24 both sides of X-axis synchronous belt.As Figure 1-Figure 5, three X-axis of X-axis mobile mechanism 20
In guide wheel 26, two are arranged on 24 upside of X-axis synchronous belt, and one is arranged on 24 downside of X-axis synchronous belt.
In a specific embodiment, Z axis mobile mechanism 30 includes the Z axis guide rail 31 set along Z-direction, is led with Z axis
At least two Z axis guide wheels 32, Z axis stepper motor 33 and the screw 34 being connected with Z axis stepper motor 33 that rail 31 coordinates；Z axis is led
Wheel 32 is connected with X-axis mobile mechanism 20 by a connection piece 70, and connector 70 is equipped with the screw hole of a screw mandrel 34 insertion (in figure
It is not shown)；Screw hole is equipped with the screw thread (not shown) coordinated with screw 34.Specifically, the X-axis in X-axis mobile mechanism 20
One end of guide rail 21 and X-axis driving motor 25 are connected with connector 70, connect so that Z axis guide wheel 32 drives when being moved along Z-direction
Fitting 70 is moved along Z-direction, and the print head 10 so as to control X-axis mobile mechanism 20 and be arranged in X-axis mobile mechanism 20 is along Z
Axis direction moves.
When Z axis mobile mechanism 30 controls X-axis mobile mechanism 20 to be moved along Z-direction, controller control Z axis stepper motor
33 drive screws 34 rotate, and the screw thread on screw hole coordinates with screw 34, so that the connector 70 equipped with screw hole is moved along Z-direction
It is dynamic, so as to which Z axis guide wheel 32 be driven to be moved along Z axis guide rail 31, so as to which X-axis mobile mechanism 20 be driven to be moved along Z-direction.Due to 3D
Printing is a kind of cumulative manufacturing technology, need to print printed material from level to level to manufacture 3D objects, need to accurately control printed material
Distance between the layers, the present embodiment ZhongZZhou mobile mechanisms 30 control X-axis mobile mechanism 20 to exist using screw rod transmission mode
Z-direction moves, and has that simple in structure, easy to process, of high cost, transmission axial force is big, can self-locking and high excellent of positioning accuracy
Point.
In another specific embodiment, Z axis mobile mechanism 30 includes the Z axis guide rail 31 set along Z-direction and Z axis
At least two Z axis guide wheels 32, the joint arm 36 for connecting at least two X-axis guide rails 21, Z axis guide wheel 32 and the X of the cooperation of guide rail 31
Axis mobile mechanism 20 is connected by a connection piece 70.Specifically, one end of the X-axis guide rail 21 in X-axis mobile mechanism 20 and X-axis pass
Dynamic motor 25 is connected with connector 70, so that Z axis guide wheel 32 is moved with follower link 70 when being moved along Z-direction along Z-direction,
Print head 10 so as to control X-axis mobile mechanism 20 and be arranged in X-axis mobile mechanism 20 is moved along Z-direction.Due at least
It is connected between two X-axis guide rails 21 by joint arm 36 so that at least two X-axis mobile mechanisms 20 form stress entirety, can lead to
The external force for applying to one of X-axis mobile mechanism 20 and being moved along Z-direction is crossed, at least two to be connected by joint arm 36 can be driven
GeXZhou mobile mechanisms 20 move along Z-direction.
Since at least two X-axis mobile mechanisms, 20 corresponding X-axis guide rail 21 is connected by joint arm 36 so that at least two X
Axis mobile mechanism 20 forms stress entirety, therefore at least two Z axis mobile mechanisms 30 can be used such as lower structure：At least one Z axis
Mobile mechanism 30 further includes Z axis stepper motor 33 and the screw 34 being connected with Z axis stepper motor 33, and connector 70 is equipped with one and supplies
The screw hole that screw 34 is inserted into；Screw hole is equipped with the screw thread coordinated with the screw 34.Except Z axis stepper motor 33 and screw 34 coordinate
Z axis mobile mechanism 30 except, remaining at least one Z axis mobile mechanism 30 can only include polished rod 35, connector 70 be equipped with
The through-hole that polished rod 35 coordinates, the setting of polished rod 35 can ensure each 20 mean forced of X-axis mobile mechanism；And it is substituted by polished rod 35
Z axis stepper motor 33 and screw 34 are conducive to save the manufacture cost of 3D printer.Further, at least two Z axis guide rail 31
Between crossbeam 37 can be used be connected so that it is whole to form stress between at least two Z axis guide rails 31, ensure through Z axis stepping electricity
Machine 33 drives screw 34 to rotate, and when control Z axis guide wheel 32 is along Z axis guide rail 31, ensures uniform force, avoids passing through at least two dozens
The object that print head 10 prints shape due to discontinuity differs.
When Z axis mobile mechanism 30 controls X-axis mobile mechanism 20 to be moved along Z-direction, controller control Z axis stepper motor
33 drive screws 34 rotate, and the screw thread on screw hole coordinates with screw 34, so as to be moved equipped with the connector 70 for having screw hole along Z-direction
It is dynamic, so as to which Z axis guide wheel 32 be driven to be moved along Z axis guide rail 31, so as to which X-axis mobile mechanism 20 be driven to be moved along Z-direction.Due to 3D
Printing is a kind of cumulative manufacturing technology, need to print printed material from level to level to manufacture 3D objects, need to accurately control printed material
Distance between the layers is moved using 34 kind of drive of screw control X-axis mobile mechanism 20 in Z-direction in the technical program
It is dynamic, have the advantages that simple in structure, easy to process, of high cost, transmission axial force greatly, can self-locking and positioning accuracy it is high.
Z axis guide rail 31 includes two V-shaped grooves being oppositely arranged, and at least two Z axis guide wheels 32 are arranged in two V-shaped grooves,
Position offset occurs along 31 moving process of Z axis guide rail to avoid at least two Z axis guide wheels 32, so as to control printing precision.Into
One step there are three Z axis guide wheel 32 is set, is distributed in two V-shaped grooves of Z axis guide rail 31, can using triangle stability principle
Ensure that three Z axis guide wheels 32 are fixed on 31 both sides of Z axis guide rail.
Y-axis moving mechanism 40 includes the Y-axis guide rail 41 set along Y direction, the Y-axis master for being arranged on 41 both ends of Y-axis guide rail
Driving wheel 42 and Y-axis follower 43, the Y-axis synchronous belt 44 being set on Y-axis driving wheel 42 and Y-axis follower 43, with Y-axis driving wheel
42 connected Y-axis driving motors 45 and at least two Y-axis guide wheels 46 being connected with print platform 50.At least two Y-axis guide wheels
46 are separately positioned on 44 both sides of Y-axis synchronous belt, and print platform 50 is driven to be moved along Y direction under the action of Y-axis synchronous belt 44
It is dynamic.
Controller control 40 course of work of Y-axis moving mechanism is as follows：Controller sends control to Y-axis driving motor 45 and refers to
It enables, so that Y-axis driving motor 45 controls coupled Y-axis driving wheel 42 to rotate, drive is set in Y-axis driving wheel 42 and Y-axis
Y-axis synchronous belt 44 and Y-axis follower 43 on follower 43 rotate, so as to which at least two Y-axis for making 44 both sides of Y-axis synchronous belt are led
Wheel 46 moves under the action of Y-axis synchronous belt 44 along Y direction, so as to drive the printing being connected at least two Y-axis guide wheels 46
Platform 50 is moved along Y direction.Since toothed belt transmission has the advantages that transmission speed is fast, in the present embodiment, it is driven using Y-axis
Motor 45 drives Y-axis driving wheel 42, Y-axis follower 43 and Y-axis synchronous belt 44, and 44 both sides of Y-axis synchronous belt are arranged on to drive
The purpose that print platform 50 at least two Y-axis guide wheels 46 is quickly moved along Y direction.
In the present embodiment, Y-axis guide rail 41 includes two V-shaped grooves being oppositely arranged, and Y-axis synchronous belt 44 is arranged on two V-arrangements
In slot, at least two Y-axis guide wheels 46 are contacted with the Y-axis synchronous belt 44 being arranged in two V-shaped grooves, and in Y-axis synchronous belt 44
It is moved under drive along Y direction.The setting of two V-shaped grooves can avoid during 44 fast pulldown of Y-axis synchronous belt, lead to two
The Y-axis guide wheel 46 of side comes off or deviates predeterminated position, and the print platform 50 for influencing to be connected with Y-axis guide wheel 46 is moved along Y direction
Precision.Wherein, at least two Y-axis guide wheels 46 are separately positioned on 44 both sides of Y-axis synchronous belt, to avoid coming off.Further, Y
There are three spindle guide wheel 46 is set, 44 both sides of Y-axis synchronous belt are distributed in, utilize triangle stability principle, it is ensured that three Y-axis guide wheels
46 are fixed on 44 both sides of Y-axis synchronous belt.
The 3D printer that the present embodiment is provided further includes the balance for connecting print platform 50 and Y-axis moving mechanism 40
Regulating mechanism 60.Wherein, balance adjustment mechanism 60 includes support plate 61, adjusting screw 62, control nut 63 and elastic component 64.Branch
Fagging 61 is connected at least two Y-axis guide wheels 46, support plate 61 can be driven to be moved along Y direction by least two Y-axis guide wheels 46
It is dynamic.62 one end of adjusting screw is connected with print platform 50, and the other end passes through support plate 61 to be connected with control nut 63, it is possible to understand that
Print platform 50 and support plate 61 by adjusting screw 62 and the cooperation of control nut 63, can be fixedly linked, so that at least by ground
Two Y-axis guide wheels 46 drive support plates 61 along Y direction move when, print platform 50 moves.In the present embodiment, spiral shell is controlled
Mother 63 is wing nut, easy to operate during coordinating with adjusting screw 62, controls and adjusts without using additional means
The locking and release of screw 62.Elastic component 64 is set in the adjusting screw 62 between print platform 50 and support plate 61, is realized
The degree of balance of print platform 50 is adjusted.Elastic component 64 includes but not limited to the spring that the present embodiment is provided.
The present invention is illustrated by above-mentioned specific embodiment, it will be appreciated by those skilled in the art that, it is not departing from
In the case of the scope of the invention, various transformation and equivalent substitute can also be carried out to the present invention.In addition, for particular condition or tool
Body situation can do various modifications, without departing from the scope of the present invention to the present invention.Therefore, the present invention is not limited to disclosed
Specific embodiment, and whole embodiments for falling within the scope of the appended claims should be included.
Claims (10)
1. a kind of 3D printer, which is characterized in that including：
At least two print heads；
At least two X-axis mobile mechanisms, each X-axis mobile mechanism are connected with a print head, for driving described beat
Print head is moved along X-direction；
At least two Z axis mobile mechanisms, each Z axis mobile mechanism is connected with an X-axis mobile mechanism, for driving
ShuXZhou mobile mechanisms move along Z-direction；
Print platform is arranged below at least two print heads；
Y-axis moving mechanism is arranged below the print platform and is connected with the print platform, for driving the printing flat
Platform is moved along Y direction；
Controller is connected with the print head, the X-axis mobile mechanism, the Z axis mobile mechanism and the Y-axis moving mechanism.
2. 3D printer according to claim 1, which is characterized in that the X-axis mobile mechanism includes setting along X-direction
X-axis guide rail, be arranged on the X-axis guide rail both ends X-axis driving wheel and X-axis follower, be set in the X-axis driving wheel and institute
State the X-axis synchronous belt on X-axis follower, the X-axis driving motor being connected with the X-axis driving wheel and with the print head phase
At least two X-axis guide wheels even；At least two X-axis guide wheels are separately positioned on the X-axis synchronous belt both sides, and in the X
The print head is driven to be moved along X-direction under the action of axis synchronous belt.
3. 3D printer according to claim 2, which is characterized in that the print head includes feeding motor, sent with described
Expect the motor passage being connected, the heating head being connected with the passage and the printing nozzle being connected with the heating head；It is described
Heating head is connected at least two X-axis guide wheels, and the feeding motor is connected with the X-axis driving motor.
4. 3D printer according to claim 2, which is characterized in that the X-axis guide rail includes two V-arrangements being oppositely arranged
Slot, the X-axis synchronous belt are arranged in two V-shaped grooves；There are three the X-axis guide wheel is set, it is distributed in the X-axis synchronous belt
Both sides.
5. 3D printer according to claim 2, which is characterized in that the Z axis mobile mechanism includes setting along Z-direction
Z axis guide rail, with the Z axis guide rail cooperation at least two Z axis guide wheels, Z axis stepper motor and with the Z axis stepper motor phase
Screw even；The Z axis guide wheel is connected with the X-axis mobile mechanism by a connection piece, and the connector is equipped with one and supplies institute
State the screw hole of screw insertion；The screw hole is equipped with the screw thread coordinated with the screw.
6. 3D printer according to claim 2, which is characterized in that the Z axis mobile mechanism includes setting along Z-direction
Z axis guide rail, with the Z axis guide rail cooperation at least two Z axis guide wheels, the connection for connecting at least two X-axis guide rails
Arm, the Z axis guide wheel are connected with the X-axis mobile mechanism by a connection piece；
At least one Z axis mobile mechanism further includes Z axis stepper motor and the screw being connected with the Z axis stepper motor, institute
State the screw hole that connector is inserted into equipped with one for the screw；The screw hole is equipped with the screw thread coordinated with the screw；
At least one Z axis mobile mechanism further includes polished rod, and the connector is equipped with the through-hole coordinated with the polished rod.
7. 3D printer according to claim 5 or 6, which is characterized in that the Z axis guide rail was oppositely arranged including two
V-shaped groove, at least two Z axis guide wheels are arranged in two V-shaped grooves；There are three the Z axis guide wheel is set, it is distributed in described
In two V-shaped grooves of Z axis guide rail.
8. 3D printer according to claim 1, which is characterized in that the Y-axis moving mechanism includes setting along Y direction
Y-axis guide rail, be arranged on the Y-axis guide rail both ends Y-axis driving wheel and Y-axis follower, be set in the Y-axis driving wheel and institute
State the Y-axis synchronous belt on Y-axis follower, the Y-axis driving motor being connected with the Y-axis driving wheel and with the print platform
At least two connected Y-axis guide wheels；At least two Y-axis guide wheels are separately positioned on the Y-axis synchronous belt both sides, and in Y-axis
The print platform is driven to be moved along Y direction under the action of synchronous belt.
9. 3D printer according to claim 8, which is characterized in that the Y-axis guide rail includes two V-arrangements being oppositely arranged
Slot, the Y-axis synchronous belt are arranged in two V-shaped grooves；There are three the Y-axis guide wheel is set, it is distributed in the Y-axis synchronous belt
Both sides.
10. 3D printer according to claim 8, which is characterized in that further include balance adjustment mechanism；The balance adjustment
Mechanism includes support plate, adjusting screw, control nut and elastic component；The support plate is connected at least two Y-axis guide wheels；
Described adjusting screw one end is connected with the print platform, and the other end passes through the support plate to be connected with the control nut；Institute
It states in the adjusting screw that elastic component is set between the print platform and the support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611253938.XA CN108262955A (en) | 2016-12-30 | 2016-12-30 | 3d printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611253938.XA CN108262955A (en) | 2016-12-30 | 2016-12-30 | 3d printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108262955A true CN108262955A (en) | 2018-07-10 |
Family
ID=62754244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611253938.XA Pending CN108262955A (en) | 2016-12-30 | 2016-12-30 | 3d printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108262955A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901064A (en) * | 2019-12-19 | 2020-03-24 | 广东凯宝机器人科技有限公司 | Novel 3D printer |
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