CN209022448U - The 3D printer of more nozzle printings - Google Patents
The 3D printer of more nozzle printings Download PDFInfo
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- CN209022448U CN209022448U CN201821144740.2U CN201821144740U CN209022448U CN 209022448 U CN209022448 U CN 209022448U CN 201821144740 U CN201821144740 U CN 201821144740U CN 209022448 U CN209022448 U CN 209022448U
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Abstract
The utility model is a kind of 3D printer of more nozzle printings, including shell, print platform is installed in shell, Z axis driving mechanism, Y-axis driving mechanism, Y-axis kinematic nest, Y-axis guiding mechanism, X-axis driving mechanism, nozzle component, Z axis driving mechanism driving print platform moves up and down, Y-axis driving mechanism, Y-axis kinematic nest, Y-axis guiding mechanism, X-axis driving mechanism, nozzle component is arranged above print platform, Y-axis kinematic nest is slidably arranged on Y-axis guiding mechanism, Y-axis driving mechanism driving Y-axis kinematic nest moves along Y-axis guiding mechanism and Y-axis kinematic nest is followed to move, X-axis driving mechanism driving nozzle component moves left and right in the X-axis direction and Y-axis kinematic nest is followed to move, nozzle component is connect with X-axis driving mechanism；Nozzle component is equipped with two or more, and nozzle component divides the print area of print platform.The utility model can print multiple models or collaboration printing same model simultaneously, improve print speed and efficiency.
Description
Technical field
The utility model relates to 3D printing technique fields, and in particular to a kind of 3D printer of more nozzle printings.
Background technique
It is exactly to solidify material melts, finally after squeezing out by print head at liquid for FDM technology is popular using high temperature
Arrangement forms three-dimensional real object on solid space.The principle of FDM 3D printer: heating nozzle under control of the computer, according to
The section profile information of product parts makees X-Y plane movement, and thermoplasticity filamentary material is sent by silk supplying machine structure to hot melt spray head, and
Semi liquid state is heated and be fused into the showerhead, then is extruded out, is selectively coated on the table, after rapid cooling
Form the sheet profiles of one layer of about 0.127mm thickness.The molding of one layer cross section completes aftertable and declines certain altitude, then carries out down
One layer of cladding so recycles as " drawing " cross section profile from level to level, ultimately forms three-dimensional objects part.
It is all usually at present only one spray head in FDM 3D printer in the market, or spray head works one at a time,
Which results in the efficiency of printing and speed are very slow, this is also that the current most people 3D printer that denounces does not have practical function
One of the reason of.When printing large product, the obvious shaping speed of printer of only one spray head work is slower, causes to produce
Efficiency is slow, is unable to satisfy the market demand.
Utility model content
In view of the above shortcomings, utility model provides a kind of 3D printer of more nozzle printings, including shell, in shell
Print platform, Z axis driving mechanism, Y-axis driving mechanism, Y-axis kinematic nest, Y-axis guiding mechanism, X-axis driving mechanism, spray head are installed
Component, the print platform are connect with Z axis driving mechanism, and the Z axis driving mechanism driving print platform moves up and down, the Y
Axis driving mechanism, Y-axis kinematic nest, Y-axis guiding mechanism, X-axis driving mechanism, nozzle component are arranged above print platform, institute
It states Y-axis kinematic nest to be slidably arranged on Y-axis guiding mechanism, the Y-axis driving mechanism connect with Y-axis kinematic nest and follows Y-axis
Kinematic nest movement, the Y-axis driving mechanism driving Y-axis kinematic nest are moved along Y-axis guiding mechanism, the X-axis driving mechanism and Y-axis
Kinematic nest connects and Y-axis kinematic nest is followed to move, and the nozzle component is connect with X-axis driving mechanism, and the X-axis driving mechanism is driven
Dynamic nozzle component moves left and right in the X-axis direction；The Y-axis driving mechanism is equipped with two or more, and the X-axis driving mechanism is corresponding
Equipped with two or more, the nozzle component divides the print area of print platform.
To further realize the utility model, the Y-axis driving mechanism includes y-axis motor, synchronizing wheel, front pulley, rear band
Wheel and tension band, the y-axis motor, front pulley and rear belt wheel are each attached in Y-axis kinematic nest, the synchronizing wheel and y-axis motor
Connection, the synchronizing wheel, front pulley and rear belt wheel are arranged in the same side and are respectively distributed to the two of Y-axis kinematic nest with y-axis motor
Side, the front pulley and rear belt wheel are symmetrically arranged at the two sides of synchronizing wheel, and the synchronizing wheel, front pulley and rear belt wheel are at three
Angle distribution, the synchronizing wheel, front pulley and rear belt wheel with tension band be sequentially connected and it is V-shaped.
To further realize the utility model, Y-axis driving mechanism includes the 4th motor, Y-axis gear shaft, Y-axis rack gear, and the 4th
Motor is fixed in Y-axis kinematic nest, and the output axis connection of Y-axis gear shaft and the 4th motor, Y-axis gear shaft is engaged with Y-axis rack gear,
The both ends of Y-axis rack gear are fixedly connected with front side board and back side panel respectively.
To further realize the utility model, the X-axis driving mechanism includes X-axis motor, X-axis synchronous belt, two X-axis bands
Wheel and sliding rail, the X-axis motor are arranged in Y-axis kinematic nest and are arranged with y-axis motor in the same side, one of X-axis belt wheel
With the output axis connection of X-axis motor, another X-axis belt wheel is arranged on nozzle component, the X-axis synchronous belt and two X-axis bands
Wheel transmission connection, the nozzle component are slidably arranged on the slide rail, and the nozzle component is fixedly connected with X-axis synchronous belt.
To further realize the utility model, the nozzle component includes spray head and attachment device, the spray head with connect
Device is connected by articulated manner, is equipped with arrangement of clutch at the hinge bar of spray head between spray head and attachment device, described
Arrangement of clutch is separable, and the arrangement of clutch is two magnet, respectively the first magnetic pole and the second magnetic pole, and first magnetic pole is set
It sets on spray head, the second magnetic pole setting is loaded onto connection, and two magnet pass through the attracting setting two of opposite polarity mode
Magnet is by the attracting setting of opposite polarity mode and is bonded spray head with attachment device.
To further realize the utility model, the Z axis driving mechanism includes Z axis motor, screw rod, and the Z axis motor is set
Set below print platform, the output axis connection of the screw rod and Z axis motor, the screw rod pass perpendicularly through print platform and with beat
Platform connection is printed, drives the rotation of screw rod to drive print platform to move up and down by the rotation of Z axis motor；The silk
Bar is at least provided with two and symmetrical, and the screw rod is distributed in the middle position at left and right sides of print platform, wherein a silk
Bar is connect with Z axis motor, and another screw rod corresponds to Z axis motor and print platform on two screw rods by the synchronous band connection of Z axis
Between be provided with Z axis belt wheel, Z axis synchronous belt is connect with two Z axis belt wheel transmissions, pass through belt connection realize Z axis motor band
Dynamic two screw rods rotation, so as to moving up and down for more stable drive print platform.
To further realize the utility model, the shell includes bottom plate, left plate, right side plate, front side board and back side panel.
To further realize the utility model, it is provided with the first mounting plate between bottom plate and print platform, described first
The both ends of mounting plate are fixedly connected with front side board and back side panel respectively, and the screw rod passes through the first mounting plate, in the first mounting plate
Partition is provided between print platform, the belt wheel is arranged above print platform between the first mounting plate and partition
There is the second mounting plate, the both ends of second mounting plate are fixedly connected with front side board and back side panel respectively, the upper end of the screw rod
Across the second mounting plate, the second guide rod there are four settings is respectively perpendicular on four angles of corresponding print platform, described second leads
The lower end of bar is connect with the first mounting plate, and the upper end of second guide rod passes through print platform and connect with the second mounting plate.
To further realize the utility model, the Y-axis driving mechanism sets there are four and is distributed in print platform two-by-two
Two sides, two Y-axis driving mechanisms of every side share a tension band, the both ends of the tension band respectively with front side board and after
Side plate is fixedly connected.
To further realize the utility model, the Y-axis guiding mechanism includes at least one first guide rod, and described first leads
The both ends of bar are connect with shell, and one end of first guide rod is fixedly connected with front side board, the other end of first guide rod
It is connect across two Y-axis kinematic nests with back side panel；The Y-axis guiding mechanism is corresponded to there are two the settings of Y-axis driving mechanism and is distributed
In the two sides of print platform.
The utility model has the beneficial effects that
1, the X-axis driving mechanism and Y-axis driving mechanism of the utility model are arranged in Y-axis kinematic nest, X-axis driving machine
Structure and Y-axis driving mechanism can independent controls, wherein Y-axis driving mechanism drives the movement of Y-axis kinematic nest, and X-axis driving mechanism follows
The movement of Y-axis kinematic nest, each nozzle component are corresponding with individual Y-axis driving mechanism, Y-axis kinematic nest and X-axis driving mechanism,
In printing, can independent control single nozzle component work, the spray head of multiple nozzle components is simultaneously operable and non-interference,
Without sharing a driving mechanism with other spray heads, therefore the multiple and different mould of more nozzle printings may be implemented in the utility model
Type can also cooperate one large-scale the model of printing, can only print a model compared to an existing printer, this
Utility model can be worked at the same time with multiple spray heads, and in the same time, the utility model can complete multiple models, print speed
It can then be improved with efficiency very much.
2, the spray head in the utility model in nozzle component is set as turntable, and spray head is hinged with attachment device, when
When multiple spray heads collide at work, under the action of the impact force of collision, spray head rotates, and transports towards Impact direction
It is dynamic, it avoids directly bumping against between spray head and breaks spray head；Since spray head needs the motion state of held stationary at work,
Anti-rotation structure is correspondingly provided at articulated connection, by setting arrangement of clutch by spray head it is attracting with attachment device together with prevent spray head
Rotation.The utility model has the function of anticollision buffering, prevents spray head from damaging since stress is excessive, is conducive in print procedure
In, when spray head bumps against, reason spray head does not damage and influences print job.
Detailed description of the invention
Fig. 1 is the overall structure diagram of embodiment one；
Fig. 2 is the perspective view of the explosion of embodiment one；
Fig. 3 is the structural schematic diagram of the enclosure interior part of embodiment one；
Fig. 4 is the enlarged diagram of the nozzle component of Fig. 3；
Fig. 5 is the structural schematic diagram of nozzle component；
Fig. 6 is the structural schematic diagram of Y-axis driving mechanism in embodiment one；
Fig. 7 is the region division schematic diagram of more nozzle component collaboration printing same models in embodiment one；
Fig. 8 is the structural schematic diagram of Y-axis driving mechanism in embodiment two.
Description of symbols: 1. shells；101. bottom plate；102. left plate；103. right side plate；
104. front side board；105. back side panel；2. print platform；3.Z axis driving mechanism；
301.Z spindle motor；302. screw rod；4.Y axis driving mechanism；401.Y spindle motor；
402. synchronizing wheel；403. front pulley；Belt wheel after 404.；405. tension band；
406.Y shaft gear axis；407.Y axis rack gear；5.Y axis kinematic nest；6. the first guide rod；
7.X axis driving mechanism；701.X spindle motor；702. sliding rail；703.X axis synchronous belt；
8. nozzle component 8；801. spray head；802. attachment device；803. hinge bar；
804. first magnetic poles；805. second magnetic poles；9. fixed block；10. the first mounting plate；
11. partition；12. the second guide rod；13. the second mounting plate.
Specific embodiment
For convenience of description, hereafter described in direction it is consistent with the direction in attached drawing.
Embodiment one
The present embodiment is described further with Fig. 7 referring to Fig.1.
The 3D printer of more nozzle printings of the present embodiment includes shell 1, and print platform 2, Z axis are equipped in shell 1
Driving mechanism 3, Y-axis driving mechanism 4, Y-axis kinematic nest 5, Y-axis guiding mechanism, X-axis driving mechanism 7, nozzle component 8, wherein beat
Print platform 2 is connect with Z axis driving mechanism 3, and Z axis driving mechanism 3 drives print platform 2 to move up and down, Y-axis driving mechanism 4, Y-axis
Kinematic nest 5, Y-axis guiding mechanism, X-axis driving mechanism 7, nozzle component 8 are arranged at 2 top of print platform, and Y-axis kinematic nest 5 can
It is slidably arranged on Y-axis guiding mechanism, Y-axis driving mechanism 4 connect with Y-axis kinematic nest 5 and Y-axis kinematic nest 5 is followed to move, Y-axis
Driving mechanism 4 drives Y-axis kinematic nest 5 to move along Y-axis guiding mechanism, and X-axis driving mechanism 7 connect with Y-axis kinematic nest 5 and follows Y
Axis kinematic nest 5 moves, and nozzle component 8 is connect with X-axis driving mechanism 7, and X-axis driving mechanism 7 drives nozzle component 8 in X-direction
On move left and right.
Z axis driving mechanism 3 can be used cylinder or oil cylinder driving, the drive of screw rod 302 can also be used there are many driving method
It is dynamic.In the present embodiment, Z axis driving mechanism 3 includes Z axis motor 301, screw rod 302, and Z axis motor 301 is arranged under print platform 2
Side, the output axis connection of screw rod 302 and Z axis motor 301, screw rod 302 pass perpendicularly through print platform 2 and connect with print platform 2,
Drive the rotation of screw rod 302 to drive print platform 2 to move up and down by the rotation of Z axis motor 301.It is flat in order to move
Weighing apparatus, screw rod 302 is at least provided with two and symmetrical, and in the present embodiment, screw rod 302 is distributed in 2 left and right sides of print platform
Middle position, wherein a screw rod 302 is connect with Z axis motor 301, another screw rod 302 is by the synchronous band connection of Z axis, two
It is corresponded on root screw rod 302 and is provided with Z axis belt wheel between Z axis motor 301 and print platform 2, Z axis synchronous belt and two Z axis bands
Wheel transmission connection is connected by belt and realizes that Z axis motor 301 drives two screw rods 302 to rotate, beaten so as to more stable drive
Print platform 2 moves up and down.Spray head 801 is opposite when the present embodiment is by controlling the lifting of print platform 2, and then realizing printing beats
Print the relative motion in the Z-axis direction of platform 2.
Shell 1 include bottom plate 101, left plate 102, right side plate 103, front side board 104 and back side panel 105, bottom plate 101 with
Be provided with the first mounting plate 10 between print platform 2, the both ends of first mounting plate 10 respectively with front side board 104 and back side panel
105 are fixedly connected, and two screw rods 302 both pass through the first mounting plate 10, are provided between the first mounting plate 10 and print platform 2
Partition 11, for belt wheel between the first mounting plate 10 and partition 11, partition 11 can stop the component of 11 lower section of partition, have beauty
Effect, while can also the lower section of protective partition 11 the components such as motor not by the pollution of extraneous dust and other substances.It is printing
The second mounting plate 13 is provided with above platform 2, the both ends of the second mounting plate 13 are fixed with front side board 104 and back side panel 105 respectively
The upper end of connection, two screw rods 302 passes through the second mounting plate 13, flat in corresponding printing to keep the movement of print platform 2 more steady
Setting is respectively perpendicular on four angles of platform 2 there are four the second guide rod 12, the lower end of the second guide rod 12 is connect with the first mounting plate 10,
The upper end of second guide rod 12 passes through print platform 2 and connect with the second mounting plate 13.
For Y-axis driving mechanism 4 for driving Y-axis kinematic nest 5 mobile, Y-axis driving mechanism 4 can realize 3D at least provided with two
More spray heads 801 of printer are arranged, naturally it is also possible to be equipped with one.When equipped with one, it is correspondingly provided with a nozzle component 8, this
When the corresponding entire print platform 2 of nozzle component 8 print area；When Y-axis driving mechanism 4 is equipped with two or more, nozzle component 8
The print area of print platform 2 is divided, when multiple spray heads 801, which need to carry out collaboration, prints the same model, to realize printing
The seamless connection of model, the single spray head 801 of collaborative work need to cross the boundary position between region and beat to other print areas
Print.In the present embodiment, there are four Y-axis driving mechanism 4 is set, it is distributed in the left and right sides of 2 top of print platform, nozzle component two-by-two
8 are correspondingly provided with four and print platform 2 are divided into four print areas.
Y-axis driving mechanism 4 includes y-axis motor 401, synchronizing wheel 402, front pulley 403, rear belt wheel 404 and tension band 405, Y
Spindle motor 401, front pulley 403 and rear belt wheel 404 are each attached in Y-axis kinematic nest 5, wherein synchronizing wheel 402 and y-axis motor 401
Connection, synchronizing wheel 402, front pulley 403 and the setting of rear belt wheel 404 are respectively distributed to Y-axis fortune in the same side and with y-axis motor 401
The two sides of dynamic seat 5, front pulley 403 and rear belt wheel 404 are symmetrically arranged at the two sides of synchronizing wheel 402 and are located at synchronizing wheel 402
Top, synchronizing wheel 402, front pulley 403 and rear belt wheel 404 are at angular distribution, synchronizing wheel 402, front pulley 403 and rear belt wheel
Tension band 405 is tensioned into V-type by 404, and transmission connection is as shown in Figure 6.Since Y-axis driving mechanism 4 is set there are four and is divided two-by-two
Cloth shares a tension band 405 in the two sides of print platform 2, two Y-axis driving mechanisms 4 of every side, at this point, tension band 405
Both ends are fixedly connected with front side board 104 and back side panel 105 respectively；Similarly, when the Y-axis driving mechanism 4 of the same side set there are three with
When upper, and shared the same tension band 405.
Being slidably matched for Y-axis guiding mechanism and Y-axis kinematic nest 5 can cooperate for guide rail form, can also between axis and hole shape
At being slidably matched.In the present embodiment, by the way of axis and hole cooperation, Y-axis guiding mechanism corresponds to Y-axis driving mechanism 4 and is provided with
Two and the two sides of print platform 2 are distributed in, Y-axis guiding mechanism includes at least one first guide rod 6, the both ends of the first guide rod 6
It is connect with shell 1, one end of the first guide rod 6 is fixedly connected with front side board 104, and the other end passes through two Y-axis kinematic nests 5 with after
Side plate 105 connects, and to keep the sliding of Y-axis kinematic nest 5 more stable, the first guide rod 6 sets there are two and is arranged in parallel.
The position for corresponding to the first guide rod 6 and tension band 405 on front side board 104 and back side panel 105 is equipped with fixed block 9,
First guide rod 6 and tension band 405 are fixedly connected with front side board 104 and back side panel 105 by fixed block 9 respectively.
The working principle of Y-axis driving mechanism 4: when Y-axis kinematic nest 5 to be realized is moved toward 105 direction of back side panel, Y-axis electricity
Machine 401 is started to work toward (rotation direction as shown in FIG. 6) is rotated counterclockwise, and synchronizing wheel 402 rotates with it, due to tension band
405 both ends are fixed, therefore synchronizing wheel 402 can press to the tension band 405 close to 105 side of back side panel in rotation, due to same
The length of tension band 405 between step wheel 402 and rear belt wheel 404 is constant, and the tension band 405 of the compression is applied to rear belt wheel 404
Belt wheel 404 is moved toward 105 direction of back side panel after upper promotion, and then belt wheel 404 and Y-axis kinematic nest 5 are fixed, then Y-axis kinematic nest 5 with
Toward 105 direction of back side panel move；Similarly, it is moved to realization Y-axis kinematic nest 5 toward 104 direction of front side board, then y-axis motor 401
It starts to work toward rotating clockwise, belt wheel 404 is transported toward 104 direction of front side board after tension band 405 makes under the action of synchronizing wheel 402
Dynamic, Y-axis kinematic nest 5 is moved toward 104 direction of front side board therewith.Further, X-axis driving mechanism 7 is arranged in Y-axis kinematic nest 5,
It is moved with the movement of Y-axis kinematic nest 5.
Certainly, front pulley 403 and rear belt wheel 404 also can be set in the lower section of synchronizing wheel 402, when setting is in synchronizing wheel
When 402 lower section, working principle is similar with the working principle for the top that synchronizing wheel 402 is arranged in.
X-axis driving mechanism 7 can be used cylinder or oil cylinder driving, the driving of screw rod 302 can also be used there are many driving method
Or belt driving.In the present embodiment, X-axis driving mechanism 7 includes X-axis motor 701, X-axis synchronous belt 703, two X-axis belt wheels and cunnings
Rail 702, X-axis motor 701 are arranged in Y-axis kinematic nest 5 and are arranged with y-axis motor 401 in the same side, one of X-axis belt wheel
With the output axis connection of X-axis motor 701, another X-axis belt wheel is arranged on nozzle component 8, X-axis synchronous belt 703 and two X-axis
Belt wheel transmission connection, nozzle component 8 are slidably arranged on sliding rail 702, and nozzle component 8 is fixedly connected with X-axis synchronous belt 703,
Drive the rotation driving nozzle component 8 of X-axis synchronous belt 703 on sliding rail 702 by the rotation of the output shaft of X-axis motor 701
The movement of nozzle component 8 in the X-axis direction is realized in sliding.
Nozzle component 8 includes spray head 801 and attachment device 802, and spray head 801 and attachment device 802 are connected by articulated manner
It connects, when more spray heads 801 work, multiple spray heads 801 are in the same horizontal position, i.e., the Z axis coordinate of multiple spray heads 801 is consistent.For
Prevent multiple spray heads 801 from colliding when working and breaking spray head 801, it is close between spray head 801 and attachment device 802
Arrangement of clutch is equipped at the hinge bar 803 of spray head 801, the movable separation of the arrangement of clutch, in the present embodiment, arrangement of clutch passes through
Magnetic mode realizes that arrangement of clutch is two magnet, and respectively the first magnetic pole 804 and the second magnetic pole 805, the first magnetic pole 804 are set
It sets on spray head 801, the second magnetic pole 805 is arranged in attachment device 802, and the first magnetic pole 804 and the second magnetic pole 805 pass through polarity
The attracting setting of opposite mode is simultaneously bonded spray head 801 with attachment device 802.When two spray heads 801 bump against, spray head
801 and/or 802 stress of attachment device, make originally attracting the first magnetic pole 804 and the separation of 805 stress of the second magnetic pole, spray head 801
It rotates, and then can avoid two spray heads 801 and continue to collide, and in the stress at that time that collides and little, it is not enough to hit
Bad spray head 801 influences printing, then 801 spinning reduction of spray head by will rotate manually.Since spray head 801 is in print procedure
In, spray head 801 need to be steadily arranged, and usual spray head 801 is fixed setting, and in the present embodiment, multiple spray heads 801 hold when working
It easily collides, is easy to break spray head, therefore the spray head 801 of the present embodiment and attachment device 802 if spray head 801 is fixedly installed
It is equipped with arrangement of clutch to make 801 steady operation of spray head for rotation connection, for preventing spray head 801 from rotating at work,
And then print quality is influenced, arrangement of clutch, which is consolidated spray head by magnetic mode, to be arranged in attachment device 802, then not outer
Under power effect, spray head 801 is not easy to rotate or occur other movements, and the arrangement of clutch of the present embodiment is the first magnetic pole 804 and the
Two magnetic poles 805, naturally it is also possible to which for magnet and iron plate is attracting or use electromagnet is attracting, but two magnet phases in the present embodiment
The suction suction suction more attracting with iron plate than magnet is bigger, and the connection of spray head and attachment device is more stable.
When printer model, the set-up of control system parameter mode of 3D printer, 4 spray heads 801 divide print area
For 4 regions, printer both can disposably print 4 different models, can also cooperate one large-scale mould of printing
Type.
When 4 spray heads 801 are corresponding plays 4 models, the corresponding model area of a spray head 801 will not occur in this way
The case where interfering with each other.When printing, the model that the corresponding printing of each spray head 801 is accordingly arranged, each printing of spray head 801 is corresponded to not
With one layer of object of time possible different, a dozen this complete layers when spray head 801, other three spray heads 801 have been beaten not yet
When, automatic Aligning control, other 3 spray heads 801 of waiting have printed this layer simultaneously to spray head 801 for a moment, then carry out next dynamic
Make, print next layer, other spray heads 801 are same similar, all cover until 4 spray heads 801 obtain path in this layer；4 spray heads
801 Z axis is synchronous, and when Z axis call instruction, while when instruction will print next layer and obtain, Z axis just starts to act.In simple terms: when
When spray head 801 needs Z axis to move, control system provides signal 1, does not need to provide signal 0 when movement, spray when 4
First 801 when issuing instruction 1111, and the distance of Z axis ability one thickness of setting in motion is when 4 spray heads 801 issue call instructions
1110 when, Z axis will not move.
As shown in fig. 7, when 4 spray heads 801 print a large-scale model, in the central point of model, there is one
Cross region can have the case where interfering with each other when printing in this region, so in order to avoid such case generation, printing
Machine control system setting it is as follows: when print track except cross range region printing when, all normal works of spray head 801
Make；When print track is within the scope of cross, print job is responsible for by spray head a and spray head d, remaining spray head returns origin waiting
Order, within the spray head a working time, spray head d equally returns origin, and spray head a work is waited to complete, after spray head a completes work
The left region for failing to complete is printed by spray head d again, until this layer is completed in printing, then starts next layer of printing, with this
Back and forth；This makes it possible to effectively avoid spray head 801 uncontrolled, lead to the case where interfering with each other impaction lesion mechanical structure hair
It is raw.Certainly, when print track is within the scope of cross, print job only can also be responsible for by a spray head 801, remaining spray head
801 recurrence origins are waited for instructions, and complete this layer until printing, then start next layer of printing, reciprocal with this.In print procedure
In, the control system of printer can distribute print area to each spray head 801 and calculate the print path of each spray head 801
Diameter prevents from colliding between spray head 801.When spray head 801 collides, there is no other spray heads 801 of rotation to work on,
Do not influence print job.
It should be noted that the spray head 801 of the present embodiment is equipped with 4, it is multiple it is also possible to increase more spray heads 801
Spray head 801 is distributed in two sides, and every side is at least provided with one, it is of course also possible to be provided entirely in side.X, Y of each spray head 801
Axis movement can independent control, driven by independent X-axis driving mechanism 7 and Y-axis driving mechanism 4, not will cause interference mutually,
It is possible thereby to be arranged while guaranteeing multiple spray head 801 and control, more 801 Collaborative Controls of spray head are realized, it both can be disposable
Multiple and different models is printed, one large-scale the model of printing can also be cooperated, so that print speed compares common print
It is confidential fast very much.
In addition, it should also be noted that, in the present embodiment, the cooperation of Z axis synchronous belt and Z axis belt wheel, tension band 405 and same
The cooperation of 402 cooperation of step wheel, X-axis synchronous belt 703 and two X-axis belt wheels is engaged transmission.
Embodiment two
The 3D printer of the present embodiment is that Y-axis driving mechanism 4 is different from the Y-axis driving mechanism 4 in embodiment one, other
Structure is without modification.
As shown in figure 8, the Y-axis driving mechanism 4 of the present embodiment includes the 4th motor, Y-axis gear shaft 406, Y-axis rack gear 407,
4th motor is fixed in Y-axis kinematic nest 5, the output axis connection of Y-axis gear shaft 406 and the 4th motor, Y-axis gear shaft 406 and Y
Axis rack gear 407 engages, and the both ends of Y-axis rack gear 407 are fixedly connected with front side board 104 and back side panel 105 respectively.In the present embodiment, Y
The upper end of Y-axis gear shaft 406 is arranged in axis rack gear 407, and certainly, Y-axis rack gear 407 also can be set under Y-axis gear shaft 406
End.
The Y-axis driving mechanism 4 of 3D printer is at least provided with one, and when Y-axis driving mechanism 4 is equipped with one, nozzle component 8 is right
Answer the print area of entire print platform 2；Corresponding when Y-axis driving mechanism 4 is equipped with multiple, multiple nozzle components 8 are flat by printing
Platform 2 is divided into multiple print areas.
Y-axis driving mechanism 4 sets there are four and is distributed in the two sides of print platform 2, two Y of every side two-by-two in the present embodiment
Axis driving mechanism 4 shares a Y-axis rack gear 407, and nozzle component 8 is correspondingly provided with four and print platform 2 is divided into four printings
Region；Similarly, when the Y-axis driving mechanism 4 of the same side set there are three it is above when, and share the same Y-axis rack gear 407.Certainly,
Multiple Y-axis driving mechanisms 4 may also be arranged on the same side.
The fortune function principle of Y-axis driving mechanism 4 in the present embodiment: when Y-axis kinematic nest 5 to be realized is transported toward 105 direction of back side panel
When dynamic, the 4th motor is started to work toward rotating clockwise, and synchronizing wheel 402 rotates with it, since the both ends of Y-axis rack gear 407 are fixed,
Therefore Y-axis gear shaft 406 can be moved in rotation on Y-axis rack gear 407, and be moved towards 105 direction of back side panel, correspondingly,
Since the 4th motor is fixed in Y-axis kinematic nest 5, then Y-axis kinematic nest 5 is moved toward 105 direction of back side panel therewith；Similarly, to
Realize that Y-axis kinematic nest 5 is moved toward 104 direction of front side board, then y-axis motor 401 is started to work (as shown in Figure 8 toward rotating counterclockwise
Rotation direction), Y-axis gear shaft 406 rotation when can be moved on Y-axis rack gear 407, and towards 104 direction of front side board move,
Then Y-axis kinematic nest 5 is moved toward 105 direction of front side board therewith.
The foregoing is merely the better embodiment of the utility model, the utility model is not limited to above-mentioned embodiment party
Formula, there may be the changes of partial structurtes in implementation process, if various changes or modifications to the utility model do not depart from
The spirit and scope of the utility model, and belong within the scope of the claims and equivalents of the utility model, then this is practical
It is novel to be also intended to encompass these modification and variations.
Claims (10)
1. a kind of 3D printer of more nozzle printings, including shell, are equipped with print platform, Z axis driving mechanism, Y in shell
Axis driving mechanism, Y-axis kinematic nest, Y-axis guiding mechanism, X-axis driving mechanism, nozzle component, it is characterised in that: the print platform
It is connect with Z axis driving mechanism, the Z axis driving mechanism driving print platform moves up and down, the Y-axis driving mechanism, Y-axis movement
Seat, Y-axis guiding mechanism, X-axis driving mechanism, nozzle component are arranged above print platform, and the Y-axis kinematic nest is slidably set
It sets on Y-axis guiding mechanism, the Y-axis driving mechanism connect with Y-axis kinematic nest and Y-axis kinematic nest is followed to move, and the Y-axis is driven
Motivation structure driving Y-axis kinematic nest is moved along Y-axis guiding mechanism, and the X-axis driving mechanism connect with Y-axis kinematic nest and follows Y-axis
Kinematic nest movement, the nozzle component are connect with X-axis driving mechanism, and the X-axis driving mechanism driving nozzle component is in X-direction
On move left and right；The Y-axis driving mechanism is equipped with two or more, and the X-axis driving mechanism is correspondingly provided with two or more, the spray
Head assembly is equipped with two or more, and the nozzle component divides the print area of print platform.
2. the 3D printer of more nozzle printings according to claim 1, it is characterised in that: the Y-axis driving mechanism includes Y
Spindle motor, synchronizing wheel, front pulley, rear belt wheel and tension band, the y-axis motor, front pulley and rear belt wheel are each attached to Y-axis movement
On seat, the synchronizing wheel is connect with y-axis motor, and the synchronizing wheel, front pulley and rear belt wheel are arranged in the same side and and y-axis motor
The two sides of Y-axis kinematic nest are respectively distributed to, the front pulley and rear belt wheel are symmetrically arranged at the two sides of synchronizing wheel, described same
At angular distribution, the synchronizing wheel, front pulley and rear belt wheel are sequentially connected with tension band and are in for step wheel, front pulley and rear belt wheel
V-type.
3. the 3D printer of more nozzle printings according to claim 1, it is characterised in that: Y-axis driving mechanism includes the 4th
Motor, Y-axis gear shaft, Y-axis rack gear, the 4th motor are fixed in Y-axis kinematic nest, the output shaft of Y-axis gear shaft and the 4th motor
Connection, Y-axis gear shaft are engaged with Y-axis rack gear, and the both ends of Y-axis rack gear are fixedly connected with front side board and back side panel respectively.
4. the 3D printer of more nozzle printings according to claim 2 or 3, it is characterised in that: the X-axis driving mechanism packet
X-axis motor, X-axis synchronous belt, two X-axis belt wheels and sliding rail are included, the X-axis motor is arranged in Y-axis kinematic nest and and y-axis motor
Setting is arranged in the same side, the output axis connection of one of X-axis belt wheel and X-axis motor, another X-axis belt wheel in nozzle component
On, the X-axis synchronous belt is connect with two X-axis belt wheel transmissions, and the nozzle component is slidably arranged on the slide rail, the spray head
Component is fixedly connected with X-axis synchronous belt.
5. the 3D printer of more nozzle printings according to claim 4, it is characterised in that: the nozzle component includes spray head
And attachment device, the spray head are connect with attachment device by articulated manner, close to spray head between spray head and attachment device
Arrangement of clutch is equipped at hinge bar, the arrangement of clutch is separable, and the arrangement of clutch is two magnet, respectively the first magnetic pole
With the second magnetic pole, first magnetic pole is arranged on spray head, and second magnetic pole is arranged in attachment device, and two magnet pass through
Opposite polarity mode two magnet of attracting setting are by the attracting setting of opposite polarity mode and keep spray head steady with attachment device
It is solidly connected.
6. the 3D printer of more nozzle printings according to claim 5, it is characterised in that: the Z axis driving mechanism includes Z
Spindle motor, screw rod, the Z axis motor are arranged below print platform, and the output axis connection of the screw rod and Z axis motor is described
Screw rod passes perpendicularly through print platform and connect with print platform, by Z axis motor rotation drive screw rod rotation thus
Driving print platform moves up and down；The screw rod is at least provided with two and symmetrical, and the screw rod is distributed in a print platform left side
The middle position of right two sides, wherein a screw rod is connect with Z axis motor, another screw rod is by the synchronous band connection of Z axis, at two
It is corresponded on screw rod and is provided with Z axis belt wheel between Z axis motor and print platform, Z axis synchronous belt and two Z axis belt wheel transmissions connect
It connects, is connected by belt and realize that Z axis motor drives two screw rod rotations, so as to be moved down on more stable drive print platform
It is dynamic.
7. the 3D printer of more nozzle printings according to claim 6, it is characterised in that: the shell includes bottom plate, a left side
Side plate, right side plate, front side board and back side panel.
8. the 3D printer of more nozzle printings according to claim 7, it is characterised in that: between bottom plate and print platform
It is provided with the first mounting plate, the both ends of first mounting plate are fixedly connected with front side board and back side panel respectively, and the screw rod is worn
Cross the first mounting plate, be provided with partition between the first mounting plate and print platform, the belt wheel be located at the first mounting plate with every
Between plate, be provided with the second mounting plate above print platform, the both ends of second mounting plate respectively with front side board and rear side
Plate is fixedly connected, and the upper end of the screw rod passes through the second mounting plate, is respectively perpendicular setting on four angles of corresponding print platform
There are four the second guide rod, the lower end of second guide rod is connect with the first mounting plate, and the upper end of second guide rod passes through printing
Platform is connect with the second mounting plate.
9. the 3D printer of more nozzle printings according to claim 8, it is characterised in that: the Y-axis driving mechanism is equipped with
Four and it is distributed in the two sides of print platform two-by-two, two Y-axis driving mechanisms of the same side share a tension band, the tensioning
The both ends of band are fixedly connected with front side board and back side panel respectively.
10. the 3D printer of more nozzle printings according to claim 9, it is characterised in that: the Y-axis guiding mechanism includes
The both ends of at least one first guide rod, first guide rod are connect with shell, and one end of first guide rod and front side board are solid
Fixed connection, the other end of first guide rod pass through two Y-axis kinematic nests and connect with back side panel；The Y-axis guiding mechanism corresponds to Y
There are two the settings of axis driving mechanism and is distributed in the two sides of print platform.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821144740.2U CN209022448U (en) | 2018-07-18 | 2018-07-18 | The 3D printer of more nozzle printings |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821144740.2U CN209022448U (en) | 2018-07-18 | 2018-07-18 | The 3D printer of more nozzle printings |
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| CN209022448U true CN209022448U (en) | 2019-06-25 |
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| CN201821144740.2U Active CN209022448U (en) | 2018-07-18 | 2018-07-18 | The 3D printer of more nozzle printings |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108568967A (en) * | 2018-07-18 | 2018-09-25 | 广东奥仕智能科技股份有限公司 | The 3D printer of more nozzle printings |
| CN110722790A (en) * | 2019-11-29 | 2020-01-24 | 肇庆学院 | 3D additive movement system and method thereof |
| CN110978495A (en) * | 2019-12-31 | 2020-04-10 | 中国科学院宁波材料技术与工程研究所 | Collaborative 3D printing device is beaten to cantilever type more |
| TWI723740B (en) * | 2020-01-14 | 2021-04-01 | 三緯國際立體列印科技股份有限公司 | Device and method for three-dimensional printing |
| CN113263721A (en) * | 2021-06-09 | 2021-08-17 | 河北大学 | Three-nozzle layered collaborative printing method and three-nozzle 3D printer |
-
2018
- 2018-07-18 CN CN201821144740.2U patent/CN209022448U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108568967A (en) * | 2018-07-18 | 2018-09-25 | 广东奥仕智能科技股份有限公司 | The 3D printer of more nozzle printings |
| CN110722790A (en) * | 2019-11-29 | 2020-01-24 | 肇庆学院 | 3D additive movement system and method thereof |
| CN110978495A (en) * | 2019-12-31 | 2020-04-10 | 中国科学院宁波材料技术与工程研究所 | Collaborative 3D printing device is beaten to cantilever type more |
| TWI723740B (en) * | 2020-01-14 | 2021-04-01 | 三緯國際立體列印科技股份有限公司 | Device and method for three-dimensional printing |
| CN113263721A (en) * | 2021-06-09 | 2021-08-17 | 河北大学 | Three-nozzle layered collaborative printing method and three-nozzle 3D printer |
| CN113263721B (en) * | 2021-06-09 | 2022-04-26 | 河北大学 | Three-nozzle layered collaborative printing method |
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