CN206678402U - 3d printer - Google Patents
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- CN206678402U CN206678402U CN201720230292.7U CN201720230292U CN206678402U CN 206678402 U CN206678402 U CN 206678402U CN 201720230292 U CN201720230292 U CN 201720230292U CN 206678402 U CN206678402 U CN 206678402U
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Abstract
The utility model discloses a kind of 3D printer.The 3D printer includes print head assembly, X-axis travel mechanism, Y-axis moving mechanism, two first transmission axis of guides and the two second transmission axis of guides；X-axis travel mechanism includes two groups of X-axis transmission components, two X-axis slide blocks that are fixedly linked with two groups of X-axis transmission components and is driven the X-axis Power Component that the axis of guide is connected with second；Y-axis moving mechanism includes two groups of Y-axis transmission components, two Y-axis sliding blocks being fixedly linked with two groups of Y-axis transmission components and the Y-axis Power Component being connected with the first transmission axis of guide, in addition to two X-axis slide blocks it is connected first be connected guide rod and with two Y-axis sliding blocks it is connected second be connected guide rod；Print head assembly includes printhead fixture, and printhead fixture includes a first through hole passed through for the first connection guide rod and second through hole passed through for the second connection guide rod.In the 3D printer, moving process load is relatively low, and moving process is more steady, can improve printing precision.
Description
Technical field
It the utility model is related to 3D printing apparatus field, more particularly to a kind of 3D printer.
Background technology
3D printer, also known as three-dimensional printer, it is a kind of equipment based on RP technique, it is with mathematical model text
Based on part, with powdered-metal or plastics etc. can jointing material, by successively printing type come constructed object accumulation manufacture
Technology.3D printer be by default print routine, can jointing material successively print, with reach printing three-dimensional body effect
Fruit.
Existing 3D printer includes printhead, X-axis travel mechanism, Y-axis moving mechanism and Z axis travel mechanism；X-axis moving machine
Structure drives printhead to be moved along X-direction, and Y-axis moving mechanism drives X-axis travel mechanism and printhead to be moved along Y direction, Z axis
Travel mechanism drives Y-axis moving mechanism, X-axis travel mechanism and printhead to be moved along Z-direction.X-axis travel mechanism, Y-axis movement
A motor is respectively provided with mechanism and Z axis travel mechanism, when controlling printhead movement, Xu Shi X-axis travel mechanism and Y-axis are moved
Motor on motivation structure moves so that heavier loads in printhead moving process, influences printing precision.Existing X-axis
Motor in travel mechanism, Y-axis moving mechanism and Z axis travel mechanism is usually 42 composite stepper motors, and volume is larger
And heavier mass so that obtained 3D printer structure bulky, portable demand can not be met.
Utility model content
The utility model provides a kind of 3D printer, to solve in existing 3D printer, heavier loads when printhead moves
The problem of.
Technical scheme is used by the utility model solves its technical problem：A kind of 3D printer, including printhead cluster
Part, print platform, X-axis travel mechanism, Y-axis moving mechanism and Z axis travel mechanism, the print head assembly are fixed including printhead
Part, the Z axis travel mechanism is connected with the print platform, and drives the print platform to be moved along Z axis；
The two first transmission axis of guides that the 3D printer also includes being oppositely arranged in parallel along X-direction, along Y direction
Two second be oppositely arranged in parallel are driven the axis of guides, the first connection guide rod set along Y direction and set along X-direction
Second connection guide rod；
The X-axis travel mechanism includes two groups of X-axis transmission components, two X-axis slide blocks and the X-axis power being oppositely arranged in parallel
Component；The X-axis transmission component is arranged on two the second transmission axis of guides, and driven in the described second transmission axis of guide
It is lower to be driven along X-direction；The X-axis slide block is fixedly linked with the X-axis transmission component, and is driven in the X-axis transmission component
The first transmission axis of guide slides described in lower edge；The X-axis Power Component is connected with the described second transmission axis of guide, for driving
The rotation of the second transmission axis of guide is stated, so that the X-axis transmission component drives the X-axis slide block to be slided along the described first transmission axis of guide
It is dynamic；The first connection guide rod is connected with two X-axis slide blocks；
The Y-axis moving mechanism includes two groups of Y-axis transmission components, two Y-axis sliding blocks and the Y-axis power being oppositely arranged in parallel
Component；The Y-axis transmission component is arranged on two the first transmission axis of guides, and driven in the described first transmission axis of guide
It is lower to be driven along Y direction；The Y-axis sliding block is fixedly linked with the Y-axis transmission component, and is driven in the Y-axis transmission component
Slided along the described second transmission axis of guide；The Y-axis Power Component is connected with the described first transmission axis of guide, described for driving
The first transmission axis of guide rotates, so that the Y-axis transmission component drives the Y-axis sliding block to be slided along the described second transmission axis of guide
It is dynamic；The second connection guide rod is connected with two Y-axis sliding blocks；
The printhead fixture includes one for the described first first through hole for passing through of connection guide rod and one for described the
The second through hole that two connection guide rods pass through.
Preferably, the first X-axis transmission that the X-axis transmission component includes being set on the second transmission axis of guide is same
Step wheel, the second X-axis drive coordination wheel being set on another second transmission axis of guide, it is set in the first X-axis transmission
The X-axis drive coordination band set along X-direction in synchronizing wheel and the second X-axis drive coordination wheel；
The Y-axis transmission component includes the first Y-axis drive coordination wheel, the set being set on the first transmission axis of guide
Be located at it is another it is described first transmission the axis of guide on the second Y-axis drive coordination wheel, be set in the first Y-axis drive coordination wheel and
The Y-axis drive coordination band set along Y direction on the second Y-axis drive coordination wheel.
Preferably, two the first transmission axis of guides are arranged on above two the second transmission axis of guides；
The X-axis slide block includes X-axis sliding groove and the X-axis link slot being arranged on below the X-axis sliding groove；The X-axis
Sliding groove passes through for the described first transmission axis of guide；The X-axis link slot on the upside of the X-axis drive coordination band for passing through, and institute
State and be fixedly linked on the upside of X-axis drive coordination band；
The Y-axis sliding block includes Y-axis sliding groove and the Y-axis link slot being arranged on above the Y-axis sliding groove；The Y-axis
Sliding groove passes through for the described second transmission axis of guide；The Y-axis link slot passes through for Y-axis drive coordination band downside, and with
It is fixedly linked on the downside of the Y-axis drive coordination band.
Preferably, the X-axis Power Component includes being arranged on the X-axis motor below the second transmission axis of guide and institute
State the connected main X-axis synchronizing wheel of X-axis motor, be set on the second transmission axis of guide from X-axis synchronizing wheel, be set in it is described
Main X-axis synchronizing wheel and the X-axis power synchronous band set along Z-direction from X-axis synchronizing wheel；
The Y-axis Power Component includes being arranged on the y-axis motor and Y-axis electricity below the first transmission axis of guide
The connected main Y-axis synchronizing wheel of machine, be set on the first transmission axis of guide from Y-axis synchronizing wheel, to be set in the main Y-axis same
Step wheel and the Y-axis power synchronous band set along Y direction from Y-axis synchronizing wheel.
Preferably, the Z axis travel mechanism includes four screw mandrels set along Z-direction and for driving four silks
The Z-axis transmission component of bar synchronous axial system；The print platform is provided with the screw coordinated with four wire rod threads.
Preferably, the Z-axis transmission component includes four Z axis synchronizing wheels, the set being respectively sleeved on four screw mandrels
The Z axis timing belt being located in four Z axis synchronizing wheels and the Z axis motor being connected with any screw mandrel.
Preferably, the 3D printer also includes fixed bottom plate；The X-axis motor, y-axis motor and Z axis motor are arranged on
Below the fixed bottom plate；
Four screw mandrels are arranged on above the fixed bottom plate, and a screw mandrel through the fixed bottom plate with it is described
Z axis motor is connected；
The fixed bottom plate is provided with first perforate passed through for the X-axis power synchronous band, one for the Y-axis power
The second perforate that timing belt passes through.
Preferably, the print platform is provided with one and supplies institute for the 3rd perforate and one that the X-axis power synchronous band passes through
State the 4th perforate that Y-axis power synchronous band passes through.
Preferably, two first transmission axis of guides and two the second transmission axis of guides define a rectangular print
Space；Four screw mandrels are arranged on outside the rectangular print space.
Preferably, the print head assembly also includes feeding motor, the feeding magazine being connected with the feeding motor and institute
The heat for state the connected passage of feeding magazine, being connected with the passage, which melts component, is arranged on the heat melts beating below component
Print nozzle；The heat is melted component and is arranged on the printhead fixture.
The utility model has the following advantages that compared with prior art：In 3D printer provided by the utility model, lead to
GuoXZhou travel mechanisms drive printhead fixture along X-direction move when, need to only be driven by X-axis transmission component and printhead
The connected X-axis slide block of fixture is slided along the first transmission axis of guide；And printhead fixture is driven by Y-axis moving mechanism
When being moved along Y direction, the Y-axis sliding block being connected with printhead fixture need to be only driven by Y-axis transmission component along the second transmission
The axis of guide slides；So that printhead fixture loaded when being moved along X-direction or Y direction it is relatively low so that printhead
Fixture moving process is more steady, and Oscillation Amplitude is small during printing so that printing precision is high.Individually driven using Z axis travel mechanism
Print platform moves along Z-direction, can also advantageously reduce the load of Z axis travel mechanism, make its print procedure Oscillation Amplitude compared with
Small, printing precision is high.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 is a stereogram of 3D printer in the embodiment of the utility model one.
Fig. 2 is a structure decomposition figure of 3D printer shown in Fig. 1.
Fig. 3 is the forward structure schematic diagram of part A in 3D printer shown in Fig. 2.
Fig. 4 is the structural representation backwards of part A in 3D printer shown in Fig. 2.
In figure：100th, housing；110th, fore shell；111st, the first protrusion；112nd, the first slot；113rd, clutch shaft bearing is fixed
Part；120th, rear shell；121st, the second protrusion；122nd, the second slot；123rd, second bearing fixture；124th, fourth bearing is fixed
Part；130th, top shell；131st, bayonet connection；140th, drain pan；150th, fixed bottom plate；151st, the first perforate；152nd, the second perforate；
210th, the first transmission axis of guide；211st, primary optic axis bearing；220th, the second transmission axis of guide；221st, the second optical axis bearing；230、
First connection guide rod；240th, the second connection guide rod；300th, print head assembly；310th, printhead fixture；311st, first is logical
Hole；312nd, the second through hole；320th, feeding motor；330th, feeding magazine；340th, passage；350th, heat melts component；400th, X-axis moves
Mechanism；410th, X-axis transmission component；411st, the first X-axis drive coordination wheel；412nd, the second X-axis drive coordination wheel；413rd, X-axis is driven
Timing belt；420th, X-axis slide block；421st, X-axis sliding groove；422nd, X-axis link slot；430th, X-axis Power Component；431st, X-axis motor；
432nd, main X-axis synchronizing wheel；433rd, from X-axis synchronizing wheel；434th, X-axis power synchronous band；500th, Y-axis moving mechanism；510th, Y-axis is driven
Component；511st, the first Y-axis drive coordination wheel；512nd, the second Y-axis drive coordination wheel；513rd, Y-axis drive coordination band；520th, Y-axis is slided
Block；521st, Y-axis sliding groove；522nd, Y-axis link slot；530th, Y-axis Power Component；531st, y-axis motor；532nd, main Y-axis synchronizing wheel；
533rd, from Y-axis synchronizing wheel；534th, Y-axis power synchronous band；600th, print platform；610th, screw；620th, the 3rd perforate；630th, the 4th
Perforate；Z axis travel mechanism；710th, screw mandrel；711st, Z axis positioning bearing；720th, Z-axis transmission component；721st, Z axis synchronizing wheel；722、Z
Axle timing belt；723rd, Z axis motor；800th, external connection interface section；810th, SD card slot；820th, USB；830th, outlet；
840th, control button.
Embodiment
In order to which the technical characteristics of the utility model, purpose and effect are more clearly understood, it is detailed now to compare accompanying drawing
Illustrate specific embodiment of the present utility model.
As depicted in figs. 1 and 2, the 3D printer includes housing 100.Housing 100 includes fore shell 110, rear shell 120, top shell
130th, drain pan 140 and the fixation bottom plate 150 being arranged between top shell 130 and drain pan 140.Wherein, fore shell 110 and rear shell 120
Set in Π shapes, fore shell 110 and the cooperation of rear shell 120 define a square space.130 rectangular setting of top shell, and top shell 130
At least two bayonet connections 131 are provided with per one side.The relevant position of fore shell 110 be provided with bayonet connection 131 coordinate be in wedge
The first protrusion 111 that shape is set, so that fore shell 110 snaps connection with top shell 130.The relevant position of rear shell 120 is provided with and buckle
Second protrusion 121 of the wedge shaped setting that connector 131 coordinates, so that rear shell 120 snaps connection with top shell 130.It is also, preceding
Shell 110 is provided with first slot 112 inserted for fixed bottom plate 150, and rear shell 120 is provided with one and inserted for fixed bottom plate 150
The second slot 122, the first slot 112 and the second slot 122 are disposed on the same plane.
As shown in Fig. 2 3D printer also includes the two first transmission axis of guides 210 being oppositely arranged in parallel along X-direction,
The first transmission axis of guide 210 both ends are provided with primary optic axis bearing 211.Correspondingly, it is relative on the fore shell 110 set in Π shapes to be provided with
Two clutch shaft bearing fixtures 113 for being used to fix primary optic axis bearing 211, the one first transmission axis of guide 210 are fixed on fore shell
On 110 two clutch shaft bearing fixtures 113, the one first transmission axis of guide 210 is fixed on fore shell 110.Set in Π shapes
It is used to fixing the second bearing fixtures 123 of primary optic axis bearing 211 with respect to provided with two in the rear shell 120 put, another first
The transmission axis of guide 210 is fixed on two clutch shaft bearing fixtures 113 of rear shell 120, and the axis of guide 210 is driven by another first
It is fixed in rear shell 120.
As shown in Fig. 2 3D printer also includes the two second transmission axis of guides 220 being oppositely arranged in parallel along Y direction,
The second transmission axis of guide 220 both ends are provided with the second optical axis bearing 221.It is relative on the fore shell 110 set in Π shapes to be provided with two use
In the 3rd bearing fixture (not shown) for fixing the second optical axis bearing 221.It is relative in the rear shell 120 set in Π shapes to set
There are two fourth bearing fixtures 124 for being used to fix the second optical axis bearing 221.Any second transmission axis of guide 220 is fixed on
In the 3rd bearing fixture (not shown) and fourth bearing fixture 124 being oppositely arranged, so that any second transmission is led
It is fixed on to axle 220 on fore shell 110 and rear shell 120.
In the present embodiment, the first transmission axis of guide 210 and second is driven the axis of guide 220 and is arranged on fore shell 110 and rear shell 120
Top.It is to be appreciated that the two first transmission axis of guides 210 can be arranged on two second tops of the transmission axis of guide 220,
Two second lower sections of the transmission axis of guide 220 can be arranged on.For the ease of discussing, in the present embodiment, two first transmissions are led
Two second tops of the transmission axis of guide 220 are arranged on to axle 210.
As depicted in figs. 1 and 2, the X-axis that the 3D printing head also includes print head assembly 300, is connected with print head assembly 300
Travel mechanism 400 and Y-axis moving mechanism 500.Wherein, print head assembly 300 includes printhead fixture 310, and printhead is fixed
Part 310 is connected with X-axis travel mechanism 400 and Y-axis moving mechanism 500, can be in X-axis travel mechanism 400 and Y-axis moving mechanism 500
Moved under drive along X-axis and Y-axis.
Specifically, print head assembly 300 also include feeding motor 320, be connected with feeding motor 320 feeding magazine 330,
The passage 340 being connected with feeding magazine 330, the heat being connected with passage 340, which melts component 350, is arranged on heat melts under component 350
The printing nozzle (not shown) of side；Heat melts component 350 and printing nozzle (not shown) is arranged on printhead fixture
On 310.Wherein, feeding motor 320 and feeding magazine 330 are fixedly installed on rear shell 120 or fore shell 110, and heat melts component 350
It is arranged on printing nozzle (not shown) on printhead fixture 310, in X-axis travel mechanism 400 or Y-axis moving mechanism
500 drive printhead fixtures 310 along X-axis or Y direction move when, without driving feeding motor 320 and feeding magazine 330 1
Movement is played, can effectively reduce the load in moving process, ensures the smoothness of moving process, improves printing precision.
As shown in Figure 3 and Figure 4, X-axis travel mechanism 400 includes the two groups of X-axis transmission components 410, two being oppositely arranged in parallel
Individual X-axis slide block 420 and X-axis Power Component 430.Wherein, X-axis transmission component 410 is arranged on the two second transmission axis of guides 220
On, and be driven in the case where the second transmission axis of guide 220 drives along X-direction.X-axis slide block 420 and the stationary phase of X-axis transmission component 410
Even, and drive lower edge first to be driven the axis of guide 210 in X-axis transmission component 410 to slide, i.e., slide along X-direction.X-axis power packages
Part 430 is connected with the second transmission axis of guide 220, for driving the second transmission axis of guide 220 to rotate, so that X-axis transmission component 410
X-axis slide block 420 is driven to be slided along the first transmission axis of guide 210.In the present embodiment, printhead fixture 310 and two X-axis slide blocks
420 are fixedly linked, when X-axis Power Component 430 drives the second transmission axis of guide 220 to rotate so that be arranged on two second biographies
X-axis transmission component 410 on action-oriented axle 220 is driven along X-direction, so as to drive what is be fixedly linked with X-axis transmission component 410
X-axis slide block 420 sets the first transmission axis of guide 210 to slide along X-direction, so that the printhead being fixedly linked with X-axis slide block 420
Fixture 310 moves along X-direction.Now, power transmission shaft of the second transmission axis of guide 220 as X-axis transmission component 410, first
It is driven the axis of guide of the axis of guide 210 as X-axis slide block 420.
Specifically, X-axis Power Component 430 includes the X-axis motor 431 and X for being arranged on the lower section of the second transmission axis of guide 220
The connected main X-axis synchronizing wheel 432 of spindle motor 431, be set on the second transmission axis of guide 220 from X-axis synchronizing wheel 433, be arranged
In main X-axis synchronizing wheel 432 and from the X-axis power synchronous band 434 set in X-axis synchronizing wheel 433 along Z-direction.In X-axis power
In component 430, after X-axis motor 431 receives X to moving pulse signal, X-axis motor 431 works, and drives and X-axis motor 431
Connected main X-axis synchronizing wheel 432 rotates, so that the X-axis power synchronous band 434 that is connected with main X-axis synchronizing wheel 432 and same from X-axis
Step 433 synchronous axial systems of wheel, so that the second transmission synchronous axial system of the axis of guide 220, the second transmission axis of guide is arranged on to drive
X-axis transmission component 410 on 220 is driven along X-direction.
In the present embodiment, X-axis motor 431 is arranged on the fixed lower section of bottom plate 150, X-axis motor 431 is hidden so that 3D
Printer appearance is more neat and artistic.It is to be appreciated that fixed bottom plate 150 be provided with one passed through for X-axis power synchronous band 434 the
One perforate 151, to ensure the normal work of X-axis Power Component 430.
Specifically, X-axis transmission component 410 includes the first X-axis drive coordination being set on the one second transmission axis of guide 220
Wheel 411, the second X-axis drive coordination wheel 412 being set on another second transmission axis of guide 220, it is set in the transmission of the first X-axis together
The X-axis drive coordination band 413 set along X-direction on step wheel 411 and the second X-axis drive coordination wheel 412.It is to be appreciated that X
Axle Power Component 430 is connected with the one second transmission axis of guide 220, when X-axis Power Component 430 works, can drive second biography
Action-oriented axle 220 rotates so that the first X-axis drive coordination wheel 411 or the 2nd X being set on the second transmission axis of guide 220
Axle drive coordination wheel 412 rotates so that X-axis drive coordination band 413 and be set in it is another second transmission the axis of guide 220 on second
X-axis drive coordination wheel 412 or the synchronous axial system of the first X-axis drive coordination wheel 411, to realize that X-direction is driven, so as to drive and X
The X-axis slide block 420 that axle drive coordination band 413 is fixedly linked is slided along the first transmission axis of guide 210, to realize that control printhead is consolidated
Determine part 310 to move along X-direction.
It is to be appreciated that the first X-axis drive coordination wheel 411, the second X-axis drive coordination wheel 412 and from X-axis synchronizing wheel 433
On be equipped with for the second connecting hole (not shown) for passing through of the transmission axis of guide 220, and be provided with and the second transmission axis of guide 220
The connecting pin (not shown) being fixedly connected so that from X-axis synchronizing wheel 433 drive second transmission the axis of guide 220 rotate when, can
The first X-axis drive coordination wheel 411 and the second X-axis drive coordination wheel 412 is driven to rotate.
In the present embodiment, X-axis drive coordination band 413 is divided into both sides up and down by the two second transmission axis of guides 220, and
The two first transmission axis of guides 210 are arranged on two second tops of the transmission axis of guide 220.X-axis slide block 420 includes X-axis sliding groove
421 and it is arranged on the X-axis link slot 422 of the lower section of X-axis sliding groove 421.X-axis sliding groove 421 is worn for the first transmission axis of guide 210
Cross, so that X-axis slide block 420 is slided along the first transmission axis of guide 210, avoid X-axis drive coordination band 413 from driving the edge of X-axis slide block 420
Offset direction when X-direction moves, influences printing precision.X-axis link slot 422 passes through for the upside of X-axis drive coordination band 413, and X
The upside of axle drive coordination band 413 is fixedly linked, with ensure X-axis drive coordination band 413 along X-direction be driven when, X-axis can be driven to slide
Block 420 slides along the first transmission axis of guide 210.
Y-axis moving mechanism 500 includes two groups of Y-axis transmission components 510, two Y-axis sliding blocks 520 and the Y being oppositely arranged in parallel
Axle Power Component 530.Y-axis transmission component 510 is arranged on the two first transmission axis of guides 210, and is driven the axis of guide first
It is driven under 210 drives along Y direction.Y-axis sliding block 520 is fixedly linked with Y-axis transmission component 510, and in Y-axis transmission component 510
Drive along the second transmission axis of guide 220 and slide, i.e., along Y direction sliding block.Y-axis Power Component 530 and first is driven the axis of guide 210
It is connected, for driving the first transmission axis of guide 210 to rotate, so that Y-axis transmission component 510 drives Y-axis sliding block 520 along the second transmission
The axis of guide 220 slides.In the present embodiment, printhead fixture 310 is fixedly linked with two Y-axis sliding blocks 520, when Y-axis power packages
When part 530 drives the first transmission rotation of the axis of guide 210 so that the Y-axis transmission groups being arranged on the two first transmission axis of guides 210
Part 510 is driven along Y direction, so as to drive the Y-axis sliding block 520 being fixedly linked with Y-axis transmission component 510 to be set along Y direction
Second transmission the axis of guide 220 slide so that the printhead fixture 310 being fixedly linked with Y-axis sliding block 520 moves along Y direction
It is dynamic.Now, power transmission shaft of the first transmission axis of guide 210 as Y-axis transmission component 510, the second transmission axis of guide 220 are used as Y-axis
The axis of guide of sliding block 520.
Specifically, Y-axis Power Component 530 includes the y-axis motor 531 and Y for being arranged on the lower section of the first transmission axis of guide 210
The connected main Y-axis synchronizing wheel 532 of spindle motor 531, be set on the first transmission axis of guide 210 from Y-axis synchronizing wheel 533, be arranged
In main Y-axis synchronizing wheel 532 and from the Y-axis power synchronous band 534 set in Y-axis synchronizing wheel 533 along Y direction.In Y-axis power
In component 530, after y-axis motor 531 receives Y-direction moving pulse signal, y-axis motor 531 works, and drives and y-axis motor 531
Connected main Y-axis synchronizing wheel 532 rotates, so that the Y-axis power synchronous band 534 that is connected with main Y-axis synchronizing wheel 532 and same from Y-axis
Step 533 synchronous axial systems of wheel, so that the first transmission synchronous axial system of the axis of guide 210, the first transmission axis of guide is arranged on to drive
Y-axis transmission component 510 on 210 moves along Y direction.In the present embodiment, Y-axis power synchronous band 534 is provided with same with main Y-axis
Step wheel 532 and the rack coordinated from Y-axis synchronizing wheel 533.
In the present embodiment, y-axis motor 531 is arranged on the fixed lower section of bottom plate 150, y-axis motor 531 is hidden so that 3D
Printer appearance is more neat and artistic.It is to be appreciated that fixed bottom plate 150 be provided with one passed through for Y-axis power synchronous band 534 the
Two perforates 152, to ensure the normal work of Y-axis Power Component 530.
Specifically, Y-axis transmission component 510 includes the first Y-axis drive coordination being set on the one first transmission axis of guide 210
Wheel 511, the second Y-axis drive coordination wheel 512 being set on another first transmission axis of guide 210, it is set in the transmission of the first Y-axis together
The Y-axis drive coordination band 513 set along Y direction on step wheel 511 and the second Y-axis drive coordination wheel 512.It is to be appreciated that Y
Axle Power Component 530 is connected with the one first transmission axis of guide 210, when Y-axis Power Component 530 works, can drive the first transmission
The axis of guide 210 rotates so that the first Y-axis drive coordination wheel 511 being set on the first transmission axis of guide 210 or the second Y-axis
Drive coordination wheel 512 rotates, so that Y-axis drive coordination band 513 and the 2nd Y being set on another first transmission axis of guide 210
Axle drive coordination wheel 512 or the synchronous axial system of the first Y-axis drive coordination wheel 511, to realize that Y direction is driven, so as to drive and Y-axis
The Y-axis sliding block 520 that drive coordination band 513 is fixedly linked slides along the second transmission axis of guide 220, to realize that control printhead is fixed
Part 310 moves along Y direction.
It is to be appreciated that the first Y-axis drive coordination wheel 511, the second Y-axis drive coordination wheel 512 and from Y-axis synchronizing wheel 533
On be equipped with for the first connecting hole (not shown) for passing through of the transmission axis of guide 210, and be provided with and the second transmission axis of guide 220
The connecting pin (not shown) being fixedly connected so that from Y-axis synchronizing wheel 533 drive first transmission the axis of guide 210 rotate when, can
The first Y-axis drive coordination wheel 511 and the second Y-axis drive coordination wheel 512 is driven to rotate.
In the present embodiment, Y-axis drive coordination band 513 is divided into both sides up and down by the two first transmission axis of guides 210, and
The two first transmission axis of guides 210 are arranged on two second tops of the transmission axis of guide 220.Y-axis sliding block 520 includes Y-axis sliding groove
521 and it is arranged on the Y-axis link slot 522 of the top of Y-axis sliding groove 521.Y-axis sliding groove 521 is worn for the second transmission axis of guide 220
Cross, so that Y-axis sliding block 520 slides along the second transmission axis of guide 220, avoid Y-axis drive coordination band 513 from driving the edge of Y-axis sliding block 520
Offset direction when Y direction moves, influences printing precision.Y-axis link slot 522 passes through for the downside of Y-axis drive coordination band 513, and
Be fixedly linked with the downside of Y-axis drive coordination band 513, with ensure Y-axis drive coordination band 513 along Y direction move when, Y can be driven
Axle sliding block 520 slides along the second transmission axis of guide 220.
The 3D printer is also included along Y direction the first connection guide rod 230 set and set along X-direction second
Connect guide rod 240.Wherein, first connection guide rod 230 be connected with two X-axis slide blocks 420, second connect guide rod 240 and
Two Y-axis sliding blocks 520 are connected.Printhead fixture 310 includes a first through hole 311 passed through for the first connection guide rod 230
With second through hole 312 passed through for the second connection guide rod 240.Specifically, the first connection guide rod 230 is consolidated through printhead
Determine the first through hole 311 of part 310, and be fixedly linked with two X-axis slide blocks 420, to realize printhead fixture 310 and two X
Axle sliding block 420 is connected.Second connection guide rod 240 passes through the second through hole 312 of printhead fixture 310, and is slided with two Y-axis
Block 520 is fixedly linked, to realize that printhead fixture 310 is connected with two Y-axis sliding blocks 520.When two X-axis slide blocks 420 drive
Printhead fixture 310 along X-direction move when so that printhead fixture 310 moves along the second connection guide rod 240 direction
It is dynamic；When two Y-axis sliding blocks 520 drive printhead fixtures 310 to be moved along Y direction so that printhead fixture 310 is along the
One connection guide rod 230 direction movement.
3D printer also includes print platform 600 and Z axis travel mechanism 700.Z axis travel mechanism 700 and print platform 600
It is connected, and drives print platform 600 to be moved along Z-direction.In the present embodiment, the first transmission transmission of the axis of guide 210 and second is led
Fore shell 110 and the top of rear shell 120 are fixedly installed on to axle 220 so that X-axis travel mechanism 400 and Y-axis moving mechanism 500 are also set
Put above fore shell 110 and rear shell 120, can not be moved along Z-direction.To make 3D printer to realize along Z-direction printed matter
The purpose of body so that the print platform 600 of the 3D printer can move in the case where Z axis travel mechanism 700 drives along Z-direction, make
Print head assembly 300 printing nozzle (not shown) can on print platform 600 printing objects.In the present embodiment, adopt
Individually drive print platform 600 to be moved along Z-direction with Z axis travel mechanism 700, can effectively reduce the negative of Z axis travel mechanism 700
Carry, its print procedure is moved along Z-direction more steady, printing precision is higher.
Z axis travel mechanism 700 includes four screw mandrels 710 set along Z-direction and for driving four screw mandrels 710 synchronously
The Z-axis transmission component 720 of rotation；Print platform 600 is provided with the screw 610 coordinated with four screw threads of screw mandrel 710.Z axis rotates
During component operation, four screw mandrels 710 set along Z-direction are driven to rotate, because print platform 600 is provided with and screw mandrel 710
The screw 610 of cooperation, when four screw mandrels 710 rotate, print platform 600 is driven to be moved along the direction of screw mandrel 710.Because Z axis moves
In mechanism 700, control print platform 600 to rise or fall using four screw mandrels 710, make its process of rising or falling more steady,
It need not calibrate print platform 600 to reach and can precisely print so that printing becomes simpler convenience.Further, print
Platform 600 is provided with one and passed through for the 3rd perforate 620 and one that X-axis power synchronous band 434 passes through for Y-axis power synchronous band 534
The 4th perforate 630, to ensure that X-axis power synchronous band 434 and Y-axis power synchronous band 534 are driven along Z-direction.
Z-axis transmission component 720 include be respectively sleeved on four screw mandrels 710 four Z axis synchronizing wheels 721, be set in four
Z axis timing belt 722 in individual Z axis synchronizing wheel 721 and the Z axis motor 723 being connected with any screw mandrel 710.The Z-axis transmission component
In 720, after Z axis motor 723 receives Z-direction moving pulse signal, Z axis motor 723 works, and drive is connected with Z axis motor 723
Screw mandrel 710 and screw mandrel 710 on Z axis synchronizing wheel 721 rotate together, by driving the effect of Z axis timing belt 722, drive another
Outer three Z axis synchronizing wheels 721 and other three screw mandrels 710 synchronous axial system, four screw mandrels 710 coordinate with print platform 600, with reality
Now print platform 600 is driven to be moved along Z-direction.Further, the spiral shell square of four screw mandrels 710 is identical, with same Z axis timing belt
Under 722 drive so that print platform 600 can be moved more smoothly along Z-direction.It is to be appreciated that to make Z axis synchronizing wheel
721 rotate more smooth, and bearing can be provided with Z axis synchronizing wheel 721.
In the present embodiment, X-axis motor 431 is arranged on the fixed lower section of bottom plate 150, X-axis motor 431 is hidden so that 3D
Printer appearance is more neat and artistic.Four screw mandrels 710 are arranged on the fixed top of bottom plate 150, i.e., four bottoms of screw mandrel 710 are fixed on
On fixed bottom plate 150, a screw mandrel 710 passes through fixed bottom plate 150 to be connected with Z axis motor 723.Four tops of screw mandrel 710 are provided with Z
Axle positions bearing 711, and the top shell 130 of 3D printer is provided with the 5th bearing fixture for being used for fixing Z axis positioning bearing 711
(not shown).
In the present embodiment, X-axis motor 431, y-axis motor 531, Z axis motor 723 are separately positioned on the three of fixed bottom plate 150
On individual angle, and feeding motor 320 is set on rear shell 120 or fore shell 110, and any two motor is not in contact with each other, and can effectively reduce electricity
The resonance that machine is brought.
In the present embodiment, the two first transmission axis of guides 210 and the two second transmission axis of guides 220 coordinate, and define one
Rectangular print space, four screw mandrels 710 are arranged on outside the space of rectangular print, are moved with avoiding influenceing X-axis travel mechanism 400 and Y-axis
Motivation structure 500 drives printhead fixture 310 to be moved along X-axis and Y-axis.Specifically, four screw mandrels 710 are distributed in fixed bottom plate
On 150 four angles, and any screw mandrel 710 is arranged on the one first transmission axis of guide 210 and 1 second and is driven 220 shapes of the axis of guide
Into angle on, the angle is relative with an interior angle in rectangular print space, is not influenceing X-axis travel mechanism 400 and Y-axis moving machine
In the case that structure 500 works so that the more compact structure of the 3D printer of formation, space availability ratio are high.
X-axis motor 431, y-axis motor 531 and Z axis motor 723 include 24PM decelerating step motors.24PM deceleration steps electricity
Machine has the big and in light weight design feature of small volume, torsion, and 3D printer can be made to have in light weight, cost low and can be effective
The advantages of saving energy expenditure.Specifically, the volume of 24PM decelerating step motors is only that 42 commonly used in current 3D printer are mixed
The a quarter of box-like stepper motor, and it uses 1：16 speed reducing ratio, motor torsion can be greatly enhanced, such as in constant current feelings
1KG torsion is can reach under condition.It is to be appreciated that using 24PM decelerating step motors as X-axis motor 431, y-axis motor 531 and Z
Spindle motor 723, manufactured 3D printer lighter in weight is may be such that, and be easy to make the 3D printer of light structure.
The 3D printer also includes the external connection interface section 800 and control button 840 for being arranged on the fixed lower section of bottom plate 150,
The external connection interface section 800 includes SD card slot 810, USB 820 and outlet 830.The control button 840 is a key
Print control button 840, the SD card of storing control program is inserted in the 3D printer by SD card slot 810, or is passed through
When USB 820 inserts the memory of storing control program so that 3D printer can recognize that the control program, press this
During control button 840, it can realize that a key prints according to control program, it is easy to use, be advantageous to improve printing effect.
In the 3D printer that the present embodiment is provided, printhead fixture 310 is driven along X-axis by X-axis travel mechanism 400
When direction is moved, only the X-axis slide block 420 along first being connected with printhead fixture 310 need to be driven by X-axis transmission component 410
The axis of guide 210 is driven to slide；And by Y-axis moving mechanism 500 drive printhead fixture 310 along Y direction move when,
The Y-axis sliding block 520 being connected with printhead fixture 310 need to be only driven by Y-axis transmission component 510 along the second transmission axis of guide
220 slide；So that printhead fixture 310 loaded when being moved along X-direction or Y direction it is relatively low so that printhead
The moving process of fixture 310 is more steady, and Oscillation Amplitude is small during printing so that printing precision is high.Moreover, using Z axis travel mechanism
700 individually drive print platform 600 to be moved along Z-direction, can effectively reduce the load of Z axis travel mechanism 700, print it
Journey moves more steadily along Z-direction, and printing precision is higher.
The utility model is illustrated by above-mentioned specific embodiment, it will be appreciated by those skilled in the art that, not
In the case of departing from the scope of the utility model, various conversion and equivalent substitute can also be carried out to the utility model.In addition, it is directed to
Particular condition or concrete condition, various modifications can be made to the utility model, without departing from the scope of the utility model.Therefore,
The utility model is not limited to disclosed specific embodiment, and should include falling into the range of the utility model claims
Whole embodiments.
Claims (10)
1. a kind of 3D printer, including print head assembly, print platform, X-axis travel mechanism, Y-axis moving mechanism and Z axis moving machine
Structure, the print head assembly include printhead fixture, it is characterised in that the Z axis travel mechanism and the print platform phase
Even, and the print platform is driven to be moved along Z axis；
It is the two first transmission axis of guides that the 3D printer also includes being oppositely arranged in parallel along X-direction, parallel along Y direction
Be oppositely arranged the two second transmission axis of guides, the first connection guide rod set along Y direction and set along X-direction the
Two connection guide rods；
The X-axis travel mechanism includes two groups of X-axis transmission components, two X-axis slide blocks and the X-axis power packages being oppositely arranged in parallel
Part；The X-axis transmission component is arranged on two the second transmission axis of guides, and in the case where the described second transmission axis of guide drives
It is driven along X-direction；The X-axis slide block is fixedly linked with the X-axis transmission component, and under X-axis transmission component drive
Slided along the described first transmission axis of guide；The X-axis Power Component is connected with the described second transmission axis of guide, described for driving
The second transmission axis of guide rotates, so that the X-axis transmission component drives the X-axis slide block to be slided along the described first transmission axis of guide
It is dynamic；The first connection guide rod is connected with two X-axis slide blocks；
The Y-axis moving mechanism includes two groups of Y-axis transmission components, two Y-axis sliding blocks and the Y-axis power packages being oppositely arranged in parallel
Part；The Y-axis transmission component is arranged on two the first transmission axis of guides, and in the case where the described first transmission axis of guide drives
It is driven along Y direction；The Y-axis sliding block is fixedly linked with the Y-axis transmission component, and drives edge in the Y-axis transmission component
The second transmission axis of guide slides；The Y-axis Power Component is connected with the described first transmission axis of guide, for driving described the
The one transmission axis of guide rotates, so that the Y-axis transmission component drives the Y-axis sliding block to be slided along the described second transmission axis of guide；
The second connection guide rod is connected with two Y-axis sliding blocks；
The printhead fixture includes a first through hole and one passed through for the described first connection guide rod and connected for described second
Connect the second through hole that guide rod passes through.
2. 3D printer according to claim 1, it is characterised in that the X-axis transmission component includes being set in described in one
Second the first X-axis drive coordination wheel being driven on the axis of guide, the second X-axis being set on another second transmission axis of guide pass
Dynamic synchronizing wheel, it is set in being set along X-direction on the first X-axis drive coordination wheel and the second X-axis drive coordination wheel
X-axis drive coordination band；
The Y-axis transmission component includes being set in one described first the first Y-axis drive coordination wheel being driven on the axis of guide, is set in
The second Y-axis drive coordination wheel on another first transmission axis of guide, it is set in the first Y-axis drive coordination wheel and described
The Y-axis drive coordination band set along Y direction on second Y-axis drive coordination wheel.
3. 3D printer according to claim 2, it is characterised in that two the first transmission axis of guides are arranged on two
Above the second transmission axis of guide；
The X-axis slide block includes X-axis sliding groove and the X-axis link slot being arranged on below the X-axis sliding groove；The X-axis is slided
Groove passes through for the described first transmission axis of guide；The X-axis link slot on the upside of the X-axis drive coordination band for passing through, and the X-axis
It is fixedly linked on the upside of drive coordination band；
The Y-axis sliding block includes Y-axis sliding groove and the Y-axis link slot being arranged on above the Y-axis sliding groove；The Y-axis is slided
Groove passes through for the described second transmission axis of guide；The Y-axis link slot for passing through on the downside of the Y-axis drive coordination band, and with the Y
It is fixedly linked on the downside of axle drive coordination band.
4. 3D printer according to claim 1, it is characterised in that the X-axis Power Component includes being arranged on described the
Two transmission the axis of guides below X-axis motor, be connected with the X-axis motor main X-axis synchronizing wheel, be set in it is described second be driven lead
To on axle from X-axis synchronizing wheel, be set in the main X-axis synchronizing wheel and the setting along Z-direction from X-axis synchronizing wheel
X-axis power synchronous band；
The Y-axis Power Component include be arranged on it is described first transmission the axis of guide below y-axis motor, with the y-axis motor phase
Even main Y-axis synchronizing wheel, be set in it is described first transmission the axis of guide on from Y-axis synchronizing wheel, be set in the main Y-axis synchronizing wheel
With the Y-axis power synchronous band set along Y direction from Y-axis synchronizing wheel.
5. 3D printer according to claim 4, it is characterised in that the Z axis travel mechanism includes setting along Z-direction
Four screw mandrels and for drive four screw mandrel synchronous axial systems Z-axis transmission component；The print platform is provided with and four
The screw that wire rod thread described in root coordinates.
6. 3D printer according to claim 5, it is characterised in that the Z-axis transmission component includes being respectively sleeved at four
Four Z axis synchronizing wheels described in root on screw mandrel, the Z axis timing belt being set in four Z axis synchronizing wheels and with any silk
The connected Z axis motor of bar.
7. 3D printer according to claim 6, it is characterised in that the 3D printer also includes fixed bottom plate；The X
Spindle motor, y-axis motor and Z axis motor are arranged on below the fixed bottom plate；
Four screw mandrels are arranged on above the fixed bottom plate, and a screw mandrel passes through the fixed bottom plate and the Z axis
Motor is connected；
The fixed bottom plate is provided with first perforate passed through for the X-axis power synchronous band, one for the Y-axis power synchronous
The second perforate that band passes through.
8. 3D printer according to claim 7, it is characterised in that the print platform is provided with one and moved for the X-axis
The 3rd perforate and the 4th perforate passed through for the Y-axis power synchronous band that power timing belt passes through.
9. 3D printer according to claim 5, it is characterised in that two described first are driven described in the axis of guides and two
The second transmission axis of guide defines a rectangular print space；Four screw mandrels are arranged on outside the rectangular print space.
10. 3D printer according to claim 1, it is characterised in that the print head assembly also include feeding motor, with
The connected feeding magazine of the feeding motor, the passage being connected with the feeding magazine, the heat that is connected with the passage are melted
Component, it is arranged on the heat and melts printing nozzle below component；The heat is melted component and is arranged on the printhead fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720230292.7U CN206678402U (en) | 2017-03-08 | 2017-03-08 | 3d printer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720230292.7U CN206678402U (en) | 2017-03-08 | 2017-03-08 | 3d printer |
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| CN206678402U true CN206678402U (en) | 2017-11-28 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107031047A (en) * | 2017-03-08 | 2017-08-11 | 深圳市普伦特科技有限公司 | 3d printer |
| CN110039762A (en) * | 2019-04-10 | 2019-07-23 | 西安理工大学 | A kind of cell/soft tissue 3D printing device of more spray head collaborations |
| CN110039777A (en) * | 2019-04-09 | 2019-07-23 | 天津大学 | A kind of biological 3D printing extrusion device based on jacketed syringe |
| CN110757807A (en) * | 2018-07-27 | 2020-02-07 | 天乐国际有限公司 | Honeycomb type heat radiating fin heat gluing machine and using method thereof |
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2017
- 2017-03-08 CN CN201720230292.7U patent/CN206678402U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107031047A (en) * | 2017-03-08 | 2017-08-11 | 深圳市普伦特科技有限公司 | 3d printer |
| CN110757807A (en) * | 2018-07-27 | 2020-02-07 | 天乐国际有限公司 | Honeycomb type heat radiating fin heat gluing machine and using method thereof |
| CN110039777A (en) * | 2019-04-09 | 2019-07-23 | 天津大学 | A kind of biological 3D printing extrusion device based on jacketed syringe |
| CN110039777B (en) * | 2019-04-09 | 2021-06-25 | 天津大学 | Biological 3D prints extrusion device based on luer syringe |
| CN110039762A (en) * | 2019-04-10 | 2019-07-23 | 西安理工大学 | A kind of cell/soft tissue 3D printing device of more spray head collaborations |
| CN110039762B (en) * | 2019-04-10 | 2021-06-15 | 西安理工大学 | Cell/soft tissue 3D printing device with multiple nozzles in cooperation |
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