CN110509558A - A kind of 3D printer for making to support with saturation NaCl solution - Google Patents
A kind of 3D printer for making to support with saturation NaCl solution Download PDFInfo
- Publication number
- CN110509558A CN110509558A CN201910720285.9A CN201910720285A CN110509558A CN 110509558 A CN110509558 A CN 110509558A CN 201910720285 A CN201910720285 A CN 201910720285A CN 110509558 A CN110509558 A CN 110509558A
- Authority
- CN
- China
- Prior art keywords
- printer
- support
- printing
- nacl solution
- making
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 title claims abstract description 40
- 239000011780 sodium chloride Substances 0.000 title claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 12
- 238000007639 printing Methods 0.000 abstract description 23
- 239000000463 material Substances 0.000 abstract description 16
- 238000010146 3D printing Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- 230000008569 process Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000002459 sustained effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/40—Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
Abstract
The invention discloses a kind of 3D printers for making to support with saturation NaCl solution, including 3D printer, the lower surface of the 3D printer, which is run through, is equipped with solution pump, the input end pipe of the solution pump is connected with solution storage case, the inner wall of the 3D printer is equipped with liquid level sensor, the liquid level sensor is connect with extraneous control system with the solution pump, medium is pumped into 3D printer by solution pump, the supporter in traditional 3D printing is replaced by medium, greatly facilitate the printing of the part model of hanging structure, the print time of backing material and backing material is saved, printing precision and printing effect are improved to a certain extent, also save the material cost of 3D printing, pass through the setting of sealing plate, so that in print procedure, interior media will not flow out, and after printing, it is logical Rotate gear, band carry-over bar are crossed, to control sealing plate unlatching, facilitates taking-up printing article.
Description
Technical field
The present invention relates to 3D printing technique field, specific field is a kind of 3D printing for making to support with saturation NaCl solution
Machine.
Background technique
Existing 3D printing is that part is divided into several layers, layering superposition material in fixed horizontal pallet face direction
Entity is manufactured, the superstructure of the molding technology that is layering (3D printing technique) principle mandates model there will be the branch of underclad portion
Support, when using 3D printer printer model, when some face of model and vertical line angle is greater than 45 ° and hanging or model is bridge
When girder construction is vacantly greater than 5mm, material can fall before solidification, at this moment need to design support construction, otherwise do not support
It will be unable to stack molding, printing will appear collapsing, cannot print the model of needs.Therefore, there is the part of hanging structure just
Support must be added, however when model forming rear support material does not need, it is also necessary to it is removed, so, such as
Fruit part is complicated, it would be desirable to which many backing materials, this has become a kind of waste to material, has also increased material cost.
The surface quality of the model surface contacted simultaneously with backing material is generally poor, it is difficult to reach degree of precision requirement.In addition, removal
The process of backing material also be not it is very easy, did 3D printing everyone to removal support process time-consuming and laborious depth have
Know from experience: dynamics is inadequate, and support is difficult to remove；It is firmly excessive, model can be damaged.
The method of common addition support mainly has manually addition support and software addition support, however manually
Addition support is more troublesome, but also has some disadvantages: to support the quality of addition to depend on due to being influenced by human factor
The experience and sense of responsibility of equipment operator, so the quality of support addition is difficult to ensure, and addition supports also less manually
Flexibly, some parameters need to change.Support is automatically generated by software, often there is also needing system largely to calculate, and is supported
The not low problem of the cost of raw material of mechanism consumption can also cause model when separation support after part manufacturing is good and model
The undesirable situation with support contact surface surface quality.
Summary of the invention
The purpose of the present invention is to provide a kind of 3D printers for making to support with saturation NaCl solution, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme: a kind of 3D for making to support with saturation NaCl solution is beaten
Print machine, including 3D printer, the lower surface of the 3D printer, which is run through, is equipped with solution pump, and the input end pipe of the solution pump connects
Have a solution storage case, the inner wall of the 3D printer is equipped with liquid level sensor, the liquid level sensor and the solution pump with
Extraneous control system connection.
Preferably, the side side wall of the 3D printer is equipped with opening, and the side walls of the opening are connected with sealing plate,
The outer surface of the sealing plate is equipped with rack gear, and the outer surface of the 3D printer is equipped with first motor, the first motor it is defeated
Shaft is fixedly connected with gear, and the gear is engaged with the rack gear.
Preferably, the inner sidewall of the opening is equipped with ladder chute, and the inner sidewall of the ladder chute is equipped with gasket,
The side wall of the sealing plate and it is located at trapezoidal at the inner wall of the ladder chute, and matches with the ladder chute.
Preferably, the interior lower surface of the 3D printer is equipped with pallet guide rod, and the lateral wall of the pallet guide rod, which slides, to be connected
It is connected to support plate, the upper surface of the support plate is equipped with pallet, and the outer lower surface of the 3D printer is fixedly connected with the second electricity
The output shaft of machine, second motor is connected with screw rod through the lower wall of the 3D printer, and the end face of the support plate is set
There is through-hole, the screw rod passes through the through-hole, and the inner sidewall of the through-hole is equipped with the internal screw thread matched with the screw rod.
Preferably, the quadrangle of the support plate, which is run through, is equipped with leveling bolt, and the leveling bolt is spirally connected with the pallet.
Preferably, the lateral wall of the leveling bolt and between the support plate and the pallet be equipped with spring.
Preferably, the inside of the solution storage case is placed with saturation NaCl solution.
Compared with prior art, the beneficial effects of the present invention are: a kind of make the 3D printer that supports with saturation NaCl solution,
It is pumped into medium into 3D printer by solution pump, the supporter in traditional 3D printing is replaced by medium, is greatly facilitated
There is the printing of the part model of hanging structure, has saved the print time of backing material and backing material, improved to a certain extent
Printing precision and printing effect, also save the material cost of 3D printing, by the setting of sealing plate, so that in print procedure
In, interior media will not flow out, and after printing, by rotate gear, band carry-over bar, so that sealing plate unlatching is controlled,
Facilitate taking-up printing article, while also facilitating the maintenance and maintenance of device, by the setting of support plate and pallet, was printing
The mode successively declined after being risen in journey by pallet prints, so that medium, when as supporter, liquid level need to only be protected always
Same level is held, without adjusting always with printing, so that required branch need to be only arranged in liquid level sensor
I.e. its above section at the height of support, securely and reliably.
Detailed description of the invention
Fig. 1 is main view the schematic diagram of the section structure of the invention；
Fig. 2 is schematic view of the front view of the invention；
Fig. 3 is the overlooking structure diagram of sealing plate of the invention.
In figure: 1-3D printer, 2- solution pump, 3- liquid level sensor, 4- opening, 5- sealing plate, 6- rack gear, the first electricity of 7-
Machine, 8- gear, 9- ladder chute, 10- gasket, 11- pallet guide rod, 12- support plate, 13- pallet, the second motor of 14-, 15-
Screw rod, 16- through-hole, 17- spring, 18- solution storage case, 19- leveling bolt.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of 3D printing for making to support with saturation NaCl solution
Machine, including 3D printer 1, the 3D printer 1 are conventionally known equipment on the market, and repeats no more herein, the 3D printer 1
Lower surface run through and be equipped with solution pump 2, the input end pipe of the solution pump 2 is connected with solution storage case 18, and the solution pump 2 can
Solution in the solution storage case 18 is pumped into the Photocopy Room of 3D printer, it can also reversely will be molten in the 3D printer
Liquid pump returns in the solution storage case 18, and the inner wall of the 3D printer 1 is equipped with liquid level sensor 3, and the liquid level sensor 3 is
A piece spiral water level line of induction, length as requested are suspended vertically in solution after elongating, are detected by way of induction
The height of solution water level, water level signal is transferred to digital display water level automatic control alarm device by TW two wire water level sensor, by counting
Code pipe shows water level, only by water level automatic control relay, water level superelevation alarm relay, ultralow three tunnel of alarm relay of water level
Vertical switch output, there are two water level automatic control relays, and the control of the first relay connects solution pump 2 and takes out solution by storeroom
In the closed case for entering 3D printing device；The control of second relay connects solution pump 2 for solution from the closed machine of 3D printing device
Back suction returns its solution storeroom in case, and the liquid level sensor 3 is connect with extraneous control system with the solution pump 2, by institute
Liquid level sensor 3 is stated by electric signal transmission to extraneous control device, and control device is reached the same goal the processing and calculating to signal, thus
Water level automatic control relay is controlled, realizes the level control in 3D printer 1.
Specifically, the side side wall of the 3D printer 1 is equipped with opening 4, the side walls of the opening 4 are connected with close
Sealing plate 5, the outer surface of the sealing plate 5 are equipped with rack gear 6, and the outer surface of the 3D printer 1 is equipped with attachment base, the attachment base
Surface be equipped with first motor 7, the output shaft of the first motor 7 is fixedly connected with gear 8, the gear 8 and the rack gear 6
Engagement, by the rotation of the gear 8, can drive the rack gear 6, so that the sealing plate 5 be made to slide up and down, realize the 3D
The folding of printer 1.
Specifically, the inner sidewall of the opening 4 is equipped with ladder chute 9, and the inner sidewall of the ladder chute 9 is equipped with close
Packing 10, the side wall of the sealing plate 5 and is located at the inner wall of the ladder chute 9 in matching with the ladder chute 9
It is trapezoidal, it is trapezoidal by the way that sliding slot to be arranged to, it may make and be slidably connected more closely, so that being realized while can arbitrarily slide close
Envelope, at work to avoid device, internal solution is by the outflow that is slidably connected.
Specifically, the interior lower surface of the 3D printer 1 is equipped with pallet guide rod 11, the pallet guide rod 11 is by its bottom
The limited block of setting is connect with the lower surface of the 3D printer 1, and the lateral wall of the pallet guide rod 11 slidably connects support
Plate 12 is provided with guide rod seat on the end face of the support plate 12, is slidably connected by guide rod seat and the pallet guide rod 11, institute
Stating guide rod seat is circular cylindrical cavity, the contact area with the pallet guide rod 11 is increased, so that in sliding process more
To be steady, the upper surface of the support plate 12 is equipped with pallet 13, carries out 3D on the pallet 13 by the 3D printer 1 and beats
Print, the outer lower surface of the 3D printer 1 are fixedly connected with the second motor 14, and second motor 14 is two, and described second
The output shaft of motor 14 is connected with screw rod 15 through the lower wall of the 3D printer 1, and the end face of the support plate 12 is equipped with logical
Hole 16, the screw rod 15 passes through the through-hole 16, and the inner sidewall of the through-hole 16 with the screw rod 15 equipped in matching
Screw thread, when second motor 14 rotation, second motor 14 drives screw rod 15 to rotate, because the support plate 12 is as described in
Pallet guide rod 11 and the screw rod 15 limit, and only slide up and down, and when the rotation of the screw rod 15, by interior spiral shell engaged therewith
Line realizes the function of the rise and fall of the support plate 12, in printing, the support plate 12 rise to behind designated position by
The mode of layer decline is printed, so that printing head need to only do the two dimensional motion of plane, the benefit done so is print procedure
In, the upper surface of printing objects is always positioned at sustained height, and when the structure that printing needs to support, solution need to only rise to and institute
It states at printing objects sustained height, without gradually adjusting liquid level with print progress, so that only need to be in printed matter
One water level switch A is set at the sustained height of the upper surface of body, another water level switch is placed on low water level B location, and (solution is not
Liquid level normal level when needing to support), when encountering hanging structure during 3D printing and needing and need to support, first
Relay closure, can control the starting of the solenoid valve of solution pump at this time, starts to be pumped into solution；It is raised to when waterborne up to high water level A
When setting, relay is disconnected, and water pump or solenoid valve power-off, solution channel pipe switch are closed, and liquid level remains stationary, and supports as one
Plane stacks to form (hanging structure needed for) support plate very thin with block for 3D printing spray head spinneret, and plate printing to be supported is completed,
Printer model is moved into solution, so that liquid level rises, liquid level is more than water level switch A, and solution channel switch is opened, water level control
Second relay of device is closed, and solution pump is by solution back suction, and then solution arrives low water level B location, continuous reciprocation cycle, solution again
Height is controlled with water level controller, so the just stringent position precision that ensure that solution water level, also ensures that support construction
Position precision, to ensure that the printing precision of printer model.
Specifically, the quadrangle of the support plate 12 run through be equipped with leveling bolt 19, the leveling bolt 19 with it is described
Pallet 13 is spirally connected, and by rotating the leveling bolt 19, can level to the support plate 12.
Specifically, the lateral wall of the leveling bolt 19 and being equipped between the support plate 12 and the pallet 13
Spring 17, the spring 17 fit closely the screw thread of the leveling bolt 19 and the screw thread of pallet, increase frictional force, to make
Obtain device during the work time, bolt will not loosen.
Specifically, the inside of the solution storage case 18 is placed with saturation NaCl solution, because saturation NaCl solution has
Biggish buoyancy, so as to provide biggish support force.
Working principle: when the invention works, connected the second motor 14 starting of screw rod 15, in screw rod 15 and pallet guide rod
Support plate 12 and pallet 13 is driven to move upward to designated position under the action of 11, while spray head returns to dead-center position and starts pre-
Heat, after temperature reaches photosensitive resin fusing point, by material melts, according to algorithm track specified by printer by the material of thawing
Accumulation molding from level to level, in the process, the place that when printing is supported if necessary starts first motor 7, passes through
Gear 8 and rack gear 6 work, and Liftable type closing door is closed to and compressed sealing, and solution pump 2 is started to work after the completion of sealing, will
Saturation NaCl solution is extracted into cabinet out of solution storage case 18, at this point, liquid level sensor 3 is started to work, when water level reaches sensing
Device monitors position, that is, when required water level, solution pump stops working, due between liquid photosensitive resin and saturated salt solution
Density contrast, spray head can print the facet of one layer of 2mm thickness as support plate on liquid level, and after the completion of printing, solution pump 2 starts,
Solution in cabinet is drawn back into storage bin, after exhausting completely, the second motor 14 can be opened, opens sealing plate 5, takes out printing
Part.
In the description of the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ",
" fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be machinery
Connection, is also possible to be electrically connected；It can be directly connected, two elements can also be can be indirectly connected through an intermediary
The interaction relationship of internal connection or two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
The standardized element that the present invention uses can commercially, and shaped piece is according to specification and attached drawing note
Load can carry out customized, and the specific connection type of each part is all made of in the prior art mature bolt, rivet, welding etc.
Conventional means, mechanical, part and equipment are all made of in the prior art, conventional model, in addition circuit connection uses the prior art
Middle conventional connection type, this will not be detailed here.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of 3D printer for making to support with saturation NaCl solution, including 3D printer (1), it is characterised in that: the 3D is beaten
The lower surface of print machine (1), which is run through, is equipped with solution pump (2), and the input end pipe of the solution pump (2) is connected with solution storage case (18),
The inner wall of the 3D printer (1) is equipped with liquid level sensor (3), and the liquid level sensor (3) and the solution pump (2) are and outside
The connection of boundary's control system.
2. a kind of 3D printer for making to support with saturation NaCl solution according to claim 1, it is characterised in that: the 3D
The side side wall of printer (1) is equipped with opening (4), and the side walls of the opening (4) are connected with sealing plate (5), the sealing
The outer surface of plate (5) is equipped with rack gear (6), and the outer surface of the 3D printer (1) is equipped with first motor (7), the first motor
(7) output shaft is fixedly connected with gear (8), and the gear (8) is engaged with the rack gear (6).
3. a kind of 3D printer for making to support with saturation NaCl solution according to claim 2, it is characterised in that: described to open
The inner sidewall of mouth (4) is equipped with ladder chute (9), and the inner sidewall of the ladder chute (9) is equipped with gasket (10), the sealing
The side wall of plate (5) and it is located at trapezoidal at the inner wall of the ladder chute (9), and matches with the ladder chute (9).
4. a kind of 3D printer for making to support with saturation NaCl solution according to claim 1, it is characterised in that: the 3D
The interior lower surface of printer (1) is equipped with pallet guide rod (11), and the lateral wall of the pallet guide rod (11) slidably connects support plate
(12), the upper surface of the support plate (12) is equipped with pallet (13), and the outer lower surface of the 3D printer (1) is fixedly connected with the
Two motors (14), lower wall of the output shaft of second motor (14) through the 3D printer (1) are connected with screw rod (15),
The end face of the support plate (12) is equipped with through-hole (16), and the screw rod (15) passes through the through-hole (16), and the through-hole (16)
Inner sidewall be equipped with the internal screw thread that matches with the screw rod (15).
5. a kind of 3D printer for making to support with saturation NaCl solution according to claim 4, it is characterised in that: the branch
The quadrangle of fagging (12), which is run through, is equipped with leveling bolt (19), and the leveling bolt (19) is spirally connected with the pallet (13).
6. a kind of 3D printer for making to support with saturation NaCl solution according to claim 5, it is characterised in that: the tune
The lateral wall of flat bolt (19) and between the support plate (12) and the pallet (13) be equipped with spring (17).
7. a kind of 3D printer for making to support with saturation NaCl solution according to claim 1, it is characterised in that: described molten
The inside of liquid storage bin (18) is placed with saturation NaCl solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910720285.9A CN110509558A (en) | 2019-08-06 | 2019-08-06 | A kind of 3D printer for making to support with saturation NaCl solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910720285.9A CN110509558A (en) | 2019-08-06 | 2019-08-06 | A kind of 3D printer for making to support with saturation NaCl solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110509558A true CN110509558A (en) | 2019-11-29 |
Family
ID=68625178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910720285.9A Pending CN110509558A (en) | 2019-08-06 | 2019-08-06 | A kind of 3D printer for making to support with saturation NaCl solution |
Country Status (1)
| Country | Link |
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| CN (1) | CN110509558A (en) |
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Application publication date: 20191129 |