CN107953548A - A kind of new photocuring 3D printer - Google Patents
A kind of new photocuring 3D printer Download PDFInfo
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- CN107953548A CN107953548A CN201711430002.4A CN201711430002A CN107953548A CN 107953548 A CN107953548 A CN 107953548A CN 201711430002 A CN201711430002 A CN 201711430002A CN 107953548 A CN107953548 A CN 107953548A
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- lifting
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- clockwork spring
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- driven gear
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- 238000000016 photochemical curing Methods 0.000 title claims abstract description 36
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- 229920005989 resin Polymers 0.000 claims abstract description 52
- 238000007639 printing Methods 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims description 131
- 230000003028 elevating effect Effects 0.000 claims description 29
- 230000009471 action Effects 0.000 claims description 20
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- 230000001360 synchronised effect Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims 2
- 230000008450 motivation Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 238000000465 moulding Methods 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 238000010146 3D printing Methods 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 5
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- 238000007711 solidification Methods 0.000 description 2
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- 230000004888 barrier function Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
Abstract
The present invention relates to a kind of new photocuring 3D printer, including engine base, resin cylinder, lifting assembly, print platform, projector panel and timing control component.Resin cylinder and the lifting assembly are disposed adjacent in engine base top surface；Print platform is drivingly connected with lifting assembly, and can be driven by lifting assembly and moved along a straight line in resin cylinder along the short transverse of resin cylinder；The projector panel is oppositely arranged with the print platform, and the printing surface of its perspective plane and print platform is opposite；The timing control component is drivingly connected with the lifting assembly, and the controllable lifting assembly timing rises or timing declines.Timing controlled to the rise/fall of the lifting assembly during printing is realized from there through main control board is substituted using timing control component, manufacture cost and maintenance cost are reduced to a certain extent, and be conducive to the simplification of structure and strengthen the interest of 3D printer, user can experience different from existing print control mode.
Description
Technical field
The present invention relates to a kind of new photocuring 3D printer.
Background technology
3D printer is the equipment that a kind of cumulative formula forming technique based on discrete dynamics models principle is printed, it is by meter
The modern means such as calculation machine, laser, precision drive and numerical control, one is integrated in by CAD and computer-aided manufacturing
Body, according to the threedimensional model constructed on computers, can directly manufacture product model or sample within a very short time.
The molding mode of 3D printer have it is a variety of, one of which be using photosensitive resin as raw material, by what is designed on computer
Three-dimensional part model, surface triangulation processing, stores into stl file form, carries out layered shaping to it, obtain each bed boundary
Two-dimensional silhouette information, then controls DLP projector to correspond to resin to resin bed two-dimensional silhouette image projection by computer
Region Layer by layer solidification shaping.When one layer cure after, workbench send behind thickness distance so that in the tree being originally cured
Fat surface is coated with one layer of new liquid photosensitive resin, and is struck off the larger resin liquid level of viscosity using scraper, then carries out
The scanning solidification work of new one layer of coating, so repeats, and is finished until entirely making manufacture, required product is made.
3D printer with above-mentioned printing type is commonly referred to as photocuring 3D printer, its generally by engine base, be arranged at
The projection screen of engine base top surface, the resin cylinder for being arranged at projection screen top surface, by pillar and elevating mechanism be arranged at resin cylinder
Interior print platform and control section.In printing, control section control projection screen is opened, according to the system of required printing
Product launch projected image, and the photosensitive resin that light irradiation is projected between print platform and resin cylinder bottom surface is cured, at the same time
Control section controls print platform to move by elevating mechanism, and realizes that resin successively cures, and required product is made.Then understand,
Existing photocuring 3D printer is during printing is realized, it is necessary to is realized by using complex control section to longitudinal direction
The control of the movement of moving mechanism, be unfavorable for reduce photocuring 3D printer cost of manufacture, and circuit maintenance can also expend it is more
Energy.
The content of the invention
The shortcomings that to solve the above-mentioned prior art and deficiency, the present invention provides a kind of new photocuring 3D printer, no
The movement by circuit board control elevating mechanism is needed, reduces manufacture cost and maintenance cost to a certain extent, and favorably
In the simplification of structure and the interest of enhancing 3D printer.
A kind of new photocuring 3D printer, including engine base, resin cylinder, lifting assembly, print platform, projector panel and fixed
When control assembly；The resin cylinder and the lifting assembly are disposed adjacent in engine base top surface；The print platform and lifting assembly
It is drivingly connected, and can be driven by lifting assembly and moved along a straight line in resin cylinder along the short transverse of resin cylinder；The projection
Panel is oppositely arranged with the print platform, and the printing surface of its perspective plane and print platform is opposite；The timing control component
It is drivingly connected with the lifting assembly, and the controllable lifting assembly timing rises or timing declines.
Relative to the prior art, the new photocuring 3D printer of the present invention substitutes master control by using timing control component
Circuit board realizes the timing controlled to the rise/fall of the lifting assembly during printing, without being controlled by circuit board
The movement of elevating mechanism, reduces manufacture cost and maintenance cost to a certain extent, and is conducive to the simplification and enhancing of structure
The interest of 3D printer, user can experience different from existing print control mode.
The first embodiment of timing control component and lifting assembly, the timing control component are realized as the present invention
Include lift drive mechanism and elevating drive mechanism for clock switch, and the lifting assembly；The clock switch and the liter
Drop driving mechanism to be electrically connected, and the controllable lift drive mechanism driving elevating drive mechanism runs and drives the printing flat
Platform moves along a straight line along the short transverse of resin cylinder.By limiting herein, time control structure is further simplify, is conducive to drop
Low printer cost.
Further, the lift drive mechanism is lifting motor, and the elevating drive mechanism includes drive screw and lifting
Sliding block；The line shaft of the lifting motor and the drive screw are coaxially connected；The drive screw and the lifting slider spiral shell
Rotation is sequentially connected, and drive screw can be driven by lifting motor and do rotary motion, to drive the lifting slider along resin cylinder
Short transverse move along a straight line；The print platform is affixed by a connecting rod and the lifting slider.By limiting herein,
Be conducive to simplify the structure of lifting assembly, and printing is physically easier to perform, be user-friendly.
Second of embodiment of timing control component and lifting assembly is realized as the present invention, the lifting assembly includes
Clockwork spring driving mechanism, elevating drive mechanism and lifting action mechanism；The clockwork spring driving mechanism is driven by elevating drive mechanism
The lifting action mechanism moves along a straight line along the short transverse of resin cylinder；The print platform is consolidated with the lifting action mechanism
Connect；
The timing control component includes timing and driving gear is used with clockwork spring, periodically, periodically uses driven gear and resistance
Keep off connecting rod；The power output end of the timing clockwork spring and the timing driving gear are coaxially connected；The timing is used
Driving gear is engaged with the timing with driven gear to connect；The driven gear is fixed in described stop connecting rod one end, and hinders
Gear connecting rod can reach clockwork spring driving mechanism with the rotation of timing driven gear and be withdrawn from clockwork spring driving mechanism, realization pair
The timing controlled of the movement of clockwork spring driving mechanism.
By limiting herein, driven using clockwork spring and realize that lifting and clockwork spring timing are realized and controlled, completely without using electricity
Road controls, and further simplify the structure of photocuring 3D printer, while user can lead at the end of starting to print and printing
It is clockwork spring accumulation of energy to cross corresponding operation, to provide printing power, more adds the interest that user prints experience, is carried for user
Supply more preferable usage experience and enhance feeling of freshness.
Further, the clockwork spring driving mechanism includes lifting clockwork spring, lifting driving gear and lifts with driven
Gear；The elevating drive mechanism is synchronous belt drive mechanism；The lifting action mechanism includes drive screw and lifting slider；
The power output end of the lifting clockwork spring and the lifting driving gear are coaxially connected；The lifting driving gear
Engaged and connected with driven gear with the lifting；The driving pulley of the synchronous belt drive mechanism and the lifting driven gear
Coaxially connected, driven pulley and the drive screw are coaxially connected；The drive screw connects with the lifting slider worm drive
Connect；The lifting slider and the print platform are affixed；It is described stop connecting rod can with the rotation of timing driven gear stretching and
Stop the operation of lifting driving gear or lifting driven gear, and, stop that connecting rod can turn with timing driven gear
It is dynamic and from lifting with driving gear or lifting with being stretched out in driven gear, and release to lifting driving gear or lifting with driven
The stop of gear.By limiting herein, while ensureing that structure is easy to implement, the compactedness between each structure is improved,
It can better ensure that the stability in print procedure.
The third embodiment of timing control component and lifting assembly is realized as the present invention, the lifting assembly includes
Clockwork spring driving mechanism, elevating drive mechanism and lifting action mechanism；The clockwork spring driving mechanism is driven by elevating drive mechanism
The lifting action mechanism moves along a straight line along the short transverse of resin cylinder；The print platform is consolidated with the lifting action mechanism
Connect；The timing control component includes clock switch and telescoping mechanism；The clock switch is electrically connected with the telescoping mechanism, and
The controllable telescoping mechanism stretches out and stops the operation of clockwork spring driving mechanism or the control telescoping mechanism and shrink and releasing pair
The stop of clockwork spring driving mechanism, realizes the timing controlled of the movement to clockwork spring driving mechanism., can not only by structure herein
The interest of 3D printing process is improved, timing control component is simplified to a certain extent also relative to second of embodiment
Structure, and be conducive to improve the accuracy of customization control, further improve printing effect.
Further, the clockwork spring driving mechanism includes lifting clockwork spring, lifting driving gear and lifts with driven
Gear；The elevating drive mechanism is synchronous belt drive mechanism；The lifting action mechanism includes drive screw and lifting slider；
The power output end of the lifting clockwork spring and the lifting driving gear are coaxially connected；The lifting driving gear
Engaged and connected with driven gear with the lifting；The driving pulley of the synchronous belt drive mechanism and the lifting driven gear
Coaxially connected, driven pulley and the drive screw are coaxially connected；The drive screw connects with the lifting slider worm drive
Connect；The lifting slider and the print platform are affixed；The telescoping mechanism can be controlled by clock switch to be stretched out and stops and lift
With the operation of driving gear or lifting driven gear, it can also be controlled by clock switch and shrink and release to lifting driving gear
Or the stop of lifting driven gear.By limiting herein, ensure structure it is easy to implement while, improve each structure it
Between compactedness, can better ensure that the stability in print procedure.
Further, the telescoping mechanism is provided with the motor of ball screw for electric cylinders or cylinder or oil cylinder or motor shaft.
Further, the projector panel includes projection installing plate and projector equipment；The projector equipment is fixedly installed in throwing
On shadow installing plate；The projector equipment is the mobile equipment with display screen or the luminescent screen to be made of some luminescent devices
Curtain.
Further, the projector equipment is equipped with sound production prompt device, and for reminding, printing starts and printing terminates.By herein
Limit, be conducive to remind user to operate lifting assembly and timing control component accordingly, and what timely operation printed opens
Beginning or the end of control printing, and utilize user's preferably left-hand seat.
In order to better understand and implement, the invention will now be described in detail with reference to the accompanying drawings.
Brief description of the drawings
Fig. 1 is the schematic cross-sectional view of the new photocuring 3D printer in the embodiment of the present invention 1；
Fig. 2 is the schematic cross-sectional view of the new photocuring 3D printer in the embodiment of the present invention 2；
Fig. 3 is the stop connecting rod pair in the timing control component of the new photocuring 3D printer in the embodiment of the present invention 2
Structure diagram when lifting in lifting assembly is stopped with driven gear.
Embodiment
Embodiment 1
Referring to Fig. 1, the new photocuring 3D printer of the present invention includes engine base 1, resin cylinder 2, lifting assembly 3, printing
Platform 4, projector panel 5 and timing control component 6.The resin cylinder 2 and the lifting assembly 3 are disposed adjacent in 1 top surface of engine base.
The print platform 4 is drivingly connected with lifting assembly 3, and can be driven by lifting assembly 3 and along resin cylinder 2 in the resin cylinder 2
Short transverse moves along a straight line.The projector panel 5 is oppositely arranged with the print platform 4, and its perspective plane and print platform 4
Printing surface it is opposite.The timing control component 6 is drivingly connected with the lifting assembly 3, and can control the lifting assembly 3 fixed
Shi Shangsheng or timing decline.
In the present embodiment, the timing control component 6 is clock switch, and the lifting assembly 3 includes elevator drive machine
Structure 31 and elevating drive mechanism 32.The clock switch is electrically connected with the lift drive mechanism 31, and can control the lifting
Driving mechanism 31 drives elevating drive mechanism 32 to run and drive the print platform 4 to do straight line along the short transverse of resin cylinder 2
Movement.
Wherein, the clock switch can be Purely mechanical time switch or quartz clock type time switch, or be
Other time switches of 31 timing break-make of lift drive mechanism can be controlled.
In the present embodiment, the lift drive mechanism 31 is lifting motor, and the elevating drive mechanism 32 includes transmission spiral shell
Bar 321 and lifting slider 322.The line shaft of the lifting motor and the drive screw 321 are coaxially connected；The drive screw
321 are connected with 322 worm drive of lifting slider, and drive screw 321 can be driven by lifting motor and do rotary motion, with
The lifting slider 322 is driven to move along a straight line along the short transverse of resin cylinder 2；The print platform 4 passes through a connecting rod 41
It is affixed with the lifting slider 322.
To ensure print quality, as a kind of more preferably technical solution, the projector panel 5, print platform 4 and resin cylinder
2 bottom surface is parallel to each other.
In the present embodiment, the projector panel 5 includes projection installing plate and projector equipment.The projector equipment is fixedly mounted
In on projection installing plate；The projector equipment shines for the mobile equipment with display screen or for what is be made of some luminescent devices
Screen.
And in order to remind user to operate lifting assembly 3 and timing control component 6 accordingly, and timely operation prints
Beginning or control printing end, and using user's preferably left-hand seat, more preferably technical solution, the projection are set as a kind of
Standby to be equipped with sound production prompt device, for reminding, printing starts and printing terminates.In the present embodiment, the sound production prompt device is only beaten
Print, which starts to remind and prints, terminates prompting function.And in other variant embodiments, the sound production prompt device can also be built-in with
Acoustic information for the new photocuring 3D printer for prompting the user on how the operation present invention.
Hereinafter, the illustratively operation principle of the photocuring 3D printer in the present embodiment 1：
It is the tree in the photosensitive resin material for filling with liquid during carrying out 3D printing in photocuring 3D printer
One layer of resin of one-pass molding in fat cylinder 2, then the course of work of print platform 4 meet this rule：Pause (for exposure) → prepare
→ one floor height → pause of preparation and rise (for exposure) → prepares and raises one with one floor height → pause of rise (for exposure)
A floor height ...；Alternatively, meet this rule：Pause (for exposure) → one floor height → pause of preparation and reduction (for exposure) →
Prepare and reduce a floor height → pause (for exposure) → preparation and reduce a floor height ...；Thus constantly circulation, until complete
Into the printing of required product.Therefore during photocuring 3D printer carries out 3D printing, print platform 4 can make list with a rhythm
The linear motion in direction, and every layer of time for exposure is relatively more fixed, such as be all 40s.
So before printing starts, determining for clock switch can be set according to the above-mentioned working law of print platform 4 in advance
Time point (if clock switch is the time switch of Purely mechanical, also needs to provide operation power by external force for it so that energy
Amount can be stored in the accumulation of energy part of clock switch), and it is filled with resin cylinder 2 photosensitive resin material of needs.Print procedure
In, projector equipment can be projected out each layer of shape of the product of required printing according to the above-mentioned working law of print platform 4, with
And clock switch also no operation to timing point when, lifting motor no power, then print platform 4 can keep present level, wait
One layer of photosensitive resin shaping between perspective plane and printing surface, such as keeps exposure 40s；When clock switch is run to timing point,
Lifting motor is powered, and driving print platform 4 is run, and realizes next layer of photosensitive resin exposure；Then, continued to run with clock switch
To next timing point, lifting motor no power, waits the shaping of current layer photosensitive resin；And clock switch arrival is next
During timing point, lifting motor can be powered again, drive print platform 4 to run again, realize next layer of photosensitive resin exposure.Thus not
Disconnected circulation, untill the printing of product needed for completing.
After printing, sound production prompt device can send alarming sound, inform that user's printing terminates, user stops clock and opens manually
Close and close projector equipment, and print platform 4 is resetted.
Embodiment 2
The present embodiment 2 and the structure of embodiment 1 are essentially identical, it is differed only in：Change timing control component 6 and rise
Come down to a lower group the structure of part 3, that is, referring to Fig. 2 and Fig. 3, lifting assembly 3 ' includes clockwork spring driving mechanism 31 ', elevating drive mechanism
32 ' and lifting action mechanism 33 ', and, timing control component 6 ' include timing with clockwork spring 61 ', periodically use driving gear
62 ', periodically with driven gear 63 ' and stop connecting rod 64 '.The clockwork spring driving mechanism 31 ' is driven by elevating drive mechanism 32 '
The lifting action mechanism 33 ' moves along a straight line along the short transverse of resin cylinder 2；The print platform 4 and the lifting action
Mechanism 33 ' is affixed.The timing is coaxially connected with driving gear 62 ' with the power output end of clockwork spring 61 ' and the timing；
The timing driving gear 62 ' is engaged with the timing with driven gear 63 ' to connect；Described stop connecting rod 64 ' one end is fixed
In the driven gear, and stop that connecting rod 64 ' can reach clockwork spring driving mechanism with the rotation of timing driven gear 63 '
31 ' and withdrawn from clockwork spring driving mechanism 31 ', realize the timing controlled of the movement to clockwork spring driving mechanism 31 '.
Specifically, please refer to Fig. 2 and Fig. 3, the clockwork spring driving mechanism 31 ' include lifting clockwork spring 311 ',
Lifting uses driven gear 313 ' with driving gear 312 ' and lifting.The elevating drive mechanism 32 ' is synchronous belt drive mechanism.Institute
Stating lifting action mechanism 33 ' includes drive screw 331 ' and lifting slider 332 '.The power of the lifting clockwork spring 311 '
Output terminal is coaxially connected with driving gear 312 ' with the lifting.The lifting is lifted with driven with driving gear 312 ' with described
The engagement of gear 313 ' connects.The driving pulley 321 ' of the synchronous belt drive mechanism is coaxial with driven gear 313 ' with the lifting
Connection, driven pulley 322 ' and the drive screw 331 ' are coaxially connected.The drive screw 331 ' and the lifting slider
332 ' worm drive connect.The lifting slider 332 ' and the print platform 4 are affixed.
Then according to the structure of the clockwork spring driving mechanism 31 ', realize that time-controlled principle is：Stop connecting rod 64 ' with
The rotation of timing driven gear 63 ' stretches out and stops the fortune of lifting driving gear 312 ' or lifting driven gear 313 '
OK, then, the continuation of stop connecting rod 64 ' from lifting driving gear 312 ' or rises with the rotation for periodically using driven gear 63 '
Drop is stretched out with driven gear 313 ', and releases the stop to lifting with driving gear 312 ' or lifting driven gear 313 '.
As long as that is, when stopping that connecting rod 64 ' stop certain with driving gear 312 ' or lifting to lifting with driven gear 313 '
Between, keep print platform 4 not by driving certain time, you can to realize print control.
In the present embodiment, in order to ensure stop connecting rod 64 ' barrier effect stability, it is preferable that stop connecting rod 64 '
Lifting is stopped with driven gear 313 ', and the mode stopped is to stretch into the between cog of lifting driven gear 313 ', so that
Stuck driven gear, makes it not rotate, and can not drive synchronous belt drive mechanism.
Hereinafter, the operation principle of the photocuring 3D printer in the present embodiment 2 is illustrated：
It is the tree in the photosensitive resin material for filling with liquid during carrying out 3D printing in photocuring 3D printer
One layer of resin of one-pass molding in fat cylinder 2, then the course of work of print platform 4 meet this rule：Pause (for exposure) → prepare
→ one floor height → pause of preparation and rise (for exposure) → prepares and raises one with one floor height → pause of rise (for exposure)
A floor height ...；Alternatively, meet this rule：Pause (for exposure) → one floor height → pause of preparation and reduction (for exposure) →
Prepare and reduce a floor height → pause (for exposure) → preparation and reduce a floor height ...；Thus constantly circulation, until complete
Into the printing of required product.Therefore during photocuring 3D printer carries out 3D printing, print platform 4 can make list with a rhythm
The linear motion in direction, and every layer of time for exposure is relatively more fixed, such as be all 40s.
Therefore the timing control component 6 ' in the present embodiment 2 is set according to the above-mentioned working law of print platform 4.And have
How body is set, can according to the technical solution combination prior art in the time for exposure and the present invention that actual printing needs for
The technological means of this respect obtains, therefore is told herein without superfluous.Before printing starts, the photosensitive of needs is filled with resin cylinder 2
Resin material；Timing acts on accumulation of energy with clockwork spring 61 ' by external force at the same time.In print procedure, projector equipment can be according to printing
Each layer of shape of the above-mentioned working law of platform 4 and the product of printing needed for being projected out, and, periodically using clockwork spring
61 ' by timing with the driving timing of driving gear 62 ' driven gear 63 ' rotate, and drive stop connecting rod 64 ' toward lifting with from
When the between cog of moving gear 313 ' stretches out, stop that driven gear 313 ' is used in the meeting clamping lifting of connecting rod 64 ', if timing clockwork spring
When 61 ' the between cog for continuing to drive stop connecting rod 64 ' to continue past lifting driven gear 313 ' stretch out more, stop the meeting of connecting rod 64 '
Strengthen the clamping to lifting driven gear 313 '.Then stopping clamping process of the connecting rod 64 ' to lifting driven gear 313 '
In, lifting is not rotated with driven gear 313 ', can not be driven lifting action mechanism 33 ' and be driven print platform 4 to run, beat at this time
Print machine is in the one layer of molding working status of photosensitive resin waited between perspective plane and printing surface.Periodically using clockwork spring
61 ' continue driving timing driven gear 63 ' by timing with driving gear 62 ' rotates, and drives and stop that connecting rod 64 ' is progressively received
When being reduced to stop of the releasing to lifting driven gear 313 ', lifting can be due to lifting clockwork spring with driven gear 313 '
311 ' are rotated by the driving of driving gear, so that drive the revolution of drive screw 331 ', lifting slider 332 ' to move along a straight line,
Realize that print platform 4 moves to required molding next layer of position.Molding next layer of position needed for being moved to when print platform 4
When, the between cog for stopping that connecting rod 64 ' stretches into lifting driven gear 313 ' again is periodically just driven with clockwork spring 61 ', but it is right
Lifting is locked with driven gear 313 ', keeps the present level of print platform 4, until completing the exposure shaping of current layer.Thus
Constantly circulation, untill the printing of product needed for completing.
After printing, sound production prompt device can send alarming sound, inform that user's printing terminates, user stops clock and opens manually
Close and close projector equipment, while print platform 4 can also be resetted, that is, drive screw 331 ' is turned round toward opposite direction,
It is the 311 ' accumulation of energy of lifting clockwork spring while resetting print platform 4.And in other variant embodiments, hair can be increased
Bar, directly as the external force input terminal for clockwork spring accumulation of energy.
Embodiment 3
The present embodiment 3 and the structure of embodiment 2 are essentially identical, it is differed only in：Change timing control component 6 '
Structure, that is, timing control component includes clock switch and telescoping mechanism；The clock switch is electrically connected with the telescoping mechanism
Connect, and the controllable telescoping mechanism stretches out and stops the operation of clockwork spring driving mechanism 31 ' or the control telescoping mechanism and shrink
And the stop to clockwork spring driving mechanism 31 ' is released, realize the timing controlled of the movement to clockwork spring driving mechanism 31 '.Specifically, institute
State telescoping mechanism and can be controlled by clock switch and stretch out and stop lifting driving gear 312 ' or lifting driven gear 313 '
Operation, also can control the resistance shunk and released to lifting driving gear 312 ' or lifting driven gear 313 ' by clock switch
Gear.
Further, the telescoping mechanism is provided with the motor of ball screw for electric cylinders or cylinder or oil cylinder or motor shaft.
In the present embodiment, realize to the extension and contraction control of telescoping mechanism it is control by being configured with advance in telescoping mechanism itself
Section sets processed control accordingly, and first, the present embodiment 3 will realize timing controlled, can be put down previously according to the printing in embodiment 2
The timing point of the working law setting clock switch of platform 4, and set in the control section of telescoping mechanism --- it is fixed when receiving
When signal after, the opposite another aspect control telescopic machine in the direction of telescoping mechanism operation during with receiving a upper timing signal
Structure moves, if that is, when a upper timing signal receives, the control section of telescoping mechanism is that control telescoping mechanism is hindered with stretching out
The direction movement of gear, then after timing signal is currently received, the control section of telescoping mechanism should control telescoping mechanism with
Shrink the direction movement for releasing and stopping.
In addition, the operation principle of photocuring 3D printer in the present embodiment 3 can in conjunction with the embodiments 1 and embodiment 2 in
Operation principle obtains, therefore no longer goes to live in the household of one's in-laws on getting married tell herein.
In addition, in various embodiments of the present invention, the Print direction of photocuring 3D printer is not defined,
That is, photocuring 3D printer of the invention can not only print from top to bottom, can also print from lower to upper, as long as suitably adjusting
Both positions of whole print platform 4 and projector panel 5.Such as, when printing from top to bottom, print platform 4 is provided in projection
The lower section of panel 5, and be to maximize print space, projector panel 5 can be arranged on to the top of resin cylinder 2；And from it is lower toward
During upper printing, print platform 4 is provided in the top of projector panel 5, and is to maximize print space, can be by perspective plane
Plate 5 is arranged on 2 outer bottom of resin cylinder.
Relative to the prior art, the new photocuring 3D printer of the present invention substitutes master control by using timing control component
Circuit board realizes the timing controlled to the rise/fall of the lifting assembly during printing, without being controlled by circuit board
The movement of elevating mechanism, reduces manufacture cost and maintenance cost to a certain extent, and is conducive to the simplification and enhancing of structure
The interest of 3D printer, user can experience different from existing print control mode.
It is to be appreciated that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", "front", "rear", "left", "right",
The orientation of the instruction such as " hard straight ", " level ", " top ", " bottom ", " interior ", " outer " or position relationship for based on orientation shown in the drawings or
Position relationship, is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In the present invention
Description in, unless otherwise indicated, " multiple " are meant that two or more.
Embodiment described above only expresses the several embodiments of the present invention, its description is more specific and detailed, but simultaneously
Cannot therefore it be construed as limiting the scope of the patent.It should be pointed out that come for those of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.
Claims (10)
- A kind of 1. new photocuring 3D printer, it is characterised in that：Including engine base, resin cylinder, lifting assembly, print platform, throwing Shadow panel and timing control component；The resin cylinder and the lifting assembly are disposed adjacent in engine base top surface；The print platform It is drivingly connected with lifting assembly, and can be driven by lifting assembly and do straight line fortune along the short transverse of resin cylinder in resin cylinder It is dynamic；The projector panel is oppositely arranged with the print platform, and the printing surface of its perspective plane and print platform is opposite；It is described fixed When control assembly and the lifting assembly be drivingly connected, and the controllable lifting assembly timing rises or timing declines.
- 2. new photocuring 3D printer according to claim 1, it is characterised in that：The timing control component is clock Switch, and the lifting assembly include lift drive mechanism and elevating drive mechanism；The clock switch drives with the lifting Mechanism is electrically connected, and the controllable lift drive mechanism driving elevating drive mechanism runs and drives the print platform along tree The short transverse of fat cylinder moves along a straight line.
- 3. new photocuring 3D printer according to claim 2, it is characterised in that：The lift drive mechanism is lifting Motor, the elevating drive mechanism include drive screw and lifting slider；The line shaft of the lifting motor and the transmission spiral shell Bar is coaxially connected；The drive screw is connected with the lifting slider worm drive, and drive screw can be driven by lifting motor And rotary motion is done, to drive the lifting slider to move along a straight line along the short transverse of resin cylinder；The print platform passes through One connecting rod and the lifting slider are affixed.
- 4. new photocuring 3D printer according to claim 1, it is characterised in that：The lifting assembly includes clockwork spring driving mechanism, elevating drive mechanism and lifting action mechanism；The clockwork spring driving mechanism The lifting action mechanism is driven to move along a straight line along the short transverse of resin cylinder by elevating drive mechanism；The print platform It is affixed with the lifting action mechanism；The timing control component includes periodically using driven gear with driving gear, periodically with clockwork spring, periodically and stops company Bar；The power output end of the timing clockwork spring and the timing driving gear are coaxially connected；The timing is actively Gear is engaged with the timing with driven gear to connect；The driven gear is fixed in described stop connecting rod one end, and stops and connect Bar can reach clockwork spring driving mechanism with the rotation of timing driven gear and be withdrawn from clockwork spring driving mechanism, realize to clockwork spring The timing controlled of the movement of driving mechanism.
- 5. new photocuring 3D printer according to claim 4, it is characterised in that：The clockwork spring driving mechanism includes rising Drop is with clockwork spring, lifting with driving gear and lifting driven gear；The elevating drive mechanism is synchronous belt drive mechanism； The lifting action mechanism includes drive screw and lifting slider；The power output end of the lifting clockwork spring and the liter Drop driving gear is coaxially connected；The lifting driving gear is engaged with the lifting with driven gear to connect；The synchronization The driving pulley of tape handler and the lifting driven gear are coaxially connected, and driven pulley coaxially connects with the drive screw Connect；The drive screw is connected with the lifting slider worm drive；The lifting slider and the print platform are affixed；The stop connecting rod can stretch out with the rotation of timing driven gear and stop lifting driving gear or lift with driven The operation of gear, and, stop connecting rod can with the rotation of timing driven gear and from lifting driving gear or lift with from Stretched out in moving gear, and release the stop to lifting driving gear or lifting driven gear.
- 6. new photocuring 3D printer according to claim 1, it is characterised in that：The lifting assembly drives including clockwork spring Motivation structure, elevating drive mechanism and lifting action mechanism；The clockwork spring driving mechanism drives the liter by elevating drive mechanism Drop actuating mechanism moves along a straight line along the short transverse of resin cylinder；The print platform and the lifting action mechanism are affixed；The timing control component includes clock switch and telescoping mechanism；The clock switch is electrically connected with the telescoping mechanism, And the controllable telescoping mechanism stretches out and stops the operation of clockwork spring driving mechanism or the control telescoping mechanism and shrink and release Stop to clockwork spring driving mechanism, realizes the timing controlled of the movement to clockwork spring driving mechanism.
- 7. new photocuring 3D printer according to claim 6, it is characterised in that：The clockwork spring driving mechanism includes rising Drop is with clockwork spring, lifting with driving gear and lifting driven gear；The elevating drive mechanism is synchronous belt drive mechanism； The lifting action mechanism includes drive screw and lifting slider；The power output end of the lifting clockwork spring and the liter Drop driving gear is coaxially connected；The lifting driving gear is engaged with the lifting with driven gear to connect；The synchronization The driving pulley of tape handler and the lifting driven gear are coaxially connected, and driven pulley coaxially connects with the drive screw Connect；The drive screw is connected with the lifting slider worm drive；The lifting slider and the print platform are affixed；The telescoping mechanism can be controlled by clock switch to be stretched out and stops the fortune of lifting driving gear or lifting driven gear OK, can also the stop shunk and released to lifting driving gear or lifting driven gear be controlled by clock switch.
- 8. new photocuring 3D printer according to claim 6, it is characterised in that：The telescoping mechanism is electric cylinders or gas Cylinder or oil cylinder or motor shaft are provided with the motor of ball screw.
- 9. according to the new photocuring 3D printer of claim 1~8 any one of them, it is characterised in that：The projector panel Including projection installing plate and projector equipment；The projector equipment is fixedly installed on projection installing plate；The projector equipment is tool Mobile equipment by display screen or the luminescent screen to be made of some luminescent devices.
- 10. new photocuring 3D printer according to claim 9, it is characterised in that：The projector equipment is equipped with sounding Prompting device, for reminding, printing starts and printing terminates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711430002.4A CN107953548A (en) | 2017-12-26 | 2017-12-26 | A kind of new photocuring 3D printer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711430002.4A CN107953548A (en) | 2017-12-26 | 2017-12-26 | A kind of new photocuring 3D printer |
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| CN107953548A true CN107953548A (en) | 2018-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711430002.4A Pending CN107953548A (en) | 2017-12-26 | 2017-12-26 | A kind of new photocuring 3D printer |
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| CN (1) | CN107953548A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111590713A (en) * | 2020-05-26 | 2020-08-28 | 赵行凤 | Ceramic 3D printing extrusion molding device with heating device |
| CN116604817A (en) * | 2023-06-10 | 2023-08-18 | 中山迈想科技有限公司 | 3D printing equipment for improving molding quality of photo-cured resin and application method thereof |
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