CN207059228U - A kind of worktable lifting formula 3D printer - Google Patents
A kind of worktable lifting formula 3D printer Download PDFInfo
- Publication number
- CN207059228U CN207059228U CN201720874227.8U CN201720874227U CN207059228U CN 207059228 U CN207059228 U CN 207059228U CN 201720874227 U CN201720874227 U CN 201720874227U CN 207059228 U CN207059228 U CN 207059228U
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- Prior art keywords
- bin
- storage bin
- forming bin
- forming
- closed loop
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Abstract
A kind of worktable lifting formula 3D printer, two-part dividing plate will be divided into by being provided with frame inside it, and slided up and down respectively in this two parts and be provided with storage bin and forming bin, storage bin and forming bin form workbench, storage bin and forming bin are each attached on the closed loop of steel wire rope formation, closed loop is set around some directive wheels, and drives storage bin and forming bin to move round about simultaneously by closed loop by Z-direction power transmission shaft；The top of frame is provided with support frame, and control printhead planar X-direction and the mechanism of Y-direction motion are provided with support frame.Workbench of the present utility model is made up of storage bin and forming bin, and the closed loop that both are formed by steel wire rope moves round about simultaneously, not only eliminate backlass, and, by setting material scraping plate by the printing powder materials scraping delivery in storage bin into forming bin, moreover it is possible to which the waste material for solving the problems, such as to run into during common 3D printer powdering is difficult to recovery.
Description
Technical field
3D printing field is the utility model is related to, specifically a kind of worktable lifting formula 3D printer.
Background technology
3D printing technique is born in the U.S. of the eighties in last century, hereafter occurs the small climax of first wave at once, the U.S. is quickly
Emerge Duo Jia 3D printings company；1984, Charles Hull started to research and develop 3D printing technique, and 1986, he kept house,
First hand 3D printing technique company in the world is established, the same year has issued first item commercialization 3D printer.1988, Scott
Crump utility models FDM hot melt extrusion forming technologies, and another present 3D printing listed company has been set up in 1989
Stratasys, the said firm have sold First commercialization 3D printer in 1992.
China from the 3D printing technique that begins one's study in 1991, title at that time rapid prototyping technology, that is, develop sample it
Preceding mock-up；Specifically there are several ripe techniques, layer separated growth LOM, stereolithography SL, melt extruded in the world
FDM, laser sintered SLS etc., it is domestic also in continuous tracking exploitation.Before and after 2000, these techniques from laboratory research progressively to
Engineering, commercialization conversion.Due to the simply prototype, rather than the product that can be used worked it out, and the country is opened product
Hair also thinks little of, and is to plagiarize mostly, so rapid prototyping technology is popularized very slow in Chinese industrial field, sale is often only in the whole nation
Tens rapid prototyping equipment, are mainly used in the education sectors such as professional and technical training, colleges and universities.
3D printer operator is the parameter needed for the artificial setting 3D printing of system, and the parameter is pre-stored in corresponding storage
In equipment or it there is in computer, the control system of printer obtains 3D pattern numbers in storage device or in computer
According to, analyzed, cut into slices accordingly, then path planning is carried out to the 2D pictures after section, while establish out rational supporting part
Point, finally as the control instruction required for central control system automatically generates 3D printer according to the setting of software, i.e. G code.Control
Stepper motor driver on plate, which takes orders, drives corresponding stepper motor to drive printhead to be operated.Printhead starts to tell
For silk according to the point is moved into a line, the principle that line moves into face draws 2D figure layers, modelling is come out from level to level, each movement of z-axis
Amount is all the distance being manually set, and is also called floor height.After the printing of model is completed, it is also necessary to the polishing in later stage, polishing, or
The follow-up works such as person's colouring.
3D printing technique realizes the high speed development of explosion type, especially the 3D printing field in desktop level recent years
Show especially prominent.The hand of lot of domestic and international, which does manufacturer's 3D printing fan, can use 3D printer, and oneself is designed,
Improved part or other novel works low costs quickly manufacture, and 3D printing has an advantage that：It is exactly its layer
Accumulation increasing material manufacturing mode perfection solves the restrictive condition of die sinking manufacture, greatly releases the imagination of designer.
Existing 3D printer typically all has a print platform and printhead disposed thereon, and printhead is mutually hanging down
Moved on three groups of straight guide rails, so as to complete arbitrfary point in plane and the print job in height.
Utility model content
The purpose of this utility model is to provide a kind of worktable lifting formula 3D printer, and workbench is by storage bin and forming bin
Form, and the closed loop that both are formed by steel wire rope moves round about simultaneously, not only eliminates backlass, and
And by setting material scraping plate by the printing powder materials scraping delivery in storage bin into forming bin, moreover it is possible to solve common 3D printer paving
The waste material run into during powder is difficult to the problem of recovery.
The utility model is that technical scheme is used by realizing above-mentioned purpose of utility model：A kind of worktable lifting formula 3D
Printer, including the frame supported by supporting leg, two-part dividing plate will be divided into by being provided with frame inside it, and in this two parts
Inside slide up and down respectively and be provided with storage bin and forming bin, storage bin and forming bin form workbench, and storage bin and forming bin are equal
It is fixed on the closed loop of steel wire rope formation, closed loop is set around some directive wheels, and passes through closed loop by Z-direction power transmission shaft
Loop drives storage bin and forming bin to move round about simultaneously；The top of the frame is provided with support frame, in support frame
Both sides be symmetrically arranged with Y-direction drive rail, in two Y-direction drive rails slide be provided with Y-direction travelling carriage, Y-direction travelling carriage
By being arranged on two Y-direction power transmission shafts at Y-direction drive rail both ends, by belt drive, it is back and forth transported along Y-direction drive rail back and forth
Dynamic, Y-direction travelling carriage bottom is provided with the material scraping plate in the printing powder materials scraping delivery to forming bin in storage bin；Y-direction travelling carriage
On be provided with the X vertical with Y-direction drive rail to drive rail, X is provided with bottom installation printhead to sliding in drive rail
X to sliding shoe.
In the utility model, the X drives the screw rod of its rotation to drive rail for stepper motor；
Or the X drives it to be moved back and forth along X to drive rail to sliding shoe from stepper motor by steel wire rope；
In the utility model, a driving shaft to be connected with stepper motor in two Y-direction power transmission shafts, another
For driven shaft, two Y-direction power transmission shafts form belt gear, and the both sides of Y-direction travelling carriage and skin by belt between the two
Band is fixedly connected, and it is moved back and forth with belt along Y-direction drive rail；Its is positive and negative by driving stepper motor for the Z-direction power transmission shaft
Turn.
In the utility model, the Z-direction power transmission shaft 7 drives storage bin and forming bin simultaneously to phase negative side by closed loop
Refer to motion, in Z-direction drive axis, storage bin and forming bin move up and down respectively, and move distance is identical.
In the utility model, the X sprays colloid or transmitting laser to the printhead that sliding shoe bottom is installed, with to scraper
Printing powder materials in plate scraping delivery to forming bin carry out molding bonded or sinter molding.
In the utility model, the material scraping plate includes one and the perpendicular riser of Y-direction drive rail, and riser is towards storage bin
Side be arc, the bottom of riser is provided with forming bin side and material stock plate diagonally downward, and the free end of material stock plate is
Inclined-plane diagonally downward, the side walls of the both sides and frame of riser and material stock plate, which cooperatively forms, semiclosed scrapes material space.
Operation principle of the present utility model is：The storage bin and forming bin of composition workbench are respectively in both sides, 3D printer
After computer instruction is connected to, Y-direction power transmission shaft is moved on forming bin by belt drive Y-direction travelling carriage above storage bin
Side, because Y-direction travelling carriage bottom is provided with material scraping plate, in the process, material scraping plate is by the printing powder materials scraping delivery in storage bin
Into forming bin, Y-direction power transmission shaft and X are then controlled to drive rail from computer instruction respectively again, so as to drive X to sliding shoe
And printhead planar moves, each layer of printing is completed；After one layer printed, computer sends instruction control Z-direction
Power transmission shaft moves, and drives storage bin and forming bin to distinguish synchronous raising and lowering, prints next layer；Printhead in the utility model
Colloid is ejected in printing or launches laser, so as to which material scraping plate to be scraped to the printing powder materials bonding in forming bin or is burnt
Form pattern, the powder for not clinging or sintering is bulky powder, subsequently can be with self falling in case reusing.
Compared with prior art, the utility model has advantages below：
1）The utility model drives storage bin and forming bin to move round about simultaneously using rope traction, adopts simultaneously
Drive printhead to be moved along Y-direction with belt and Y-direction power transmission shaft, backlass can be eliminated；The result of backlass experiment：Y
After direction takes one pace forward, then walk backward, displacement twice before and after passing through relatively, you can judge backlass, when Y-direction to
Before the displacement that makes a move be 0.021mm, the displacement of return is 0.020mm.Here there is 0.001mm gap, but when company
When continuing to walk, repetitive positioning accuracy is substantially error free.After 150 step is continuously walked, 150 steps are then reversely walked, displacement is substantially zeroed.
The backlass of X-direction and Z-direction is similar with Y-direction, is substantially eliminated.Reach in the resolution ratio of the experimental provision Y-direction
0.018mm, reach 0.019mm in the resolution ratio of X-direction, the resolution ratio of Z-direction reaches 0.018mm, and backlass substantially eliminates；
2）The workbench of printing is divided into storage bin and forming bin by the utility model, and drives both using rope traction
Move round about simultaneously, during shaping, storage bin is gradually increasing, simultaneously because function of wire, forming bin synchronously declines certain
Highly, and storage bin be gradually increasing height it is equal with forming bin falling head, then material scraping plate starts scraper, thus will not
The various problems for causing common powdering mechanism to be run into, such as waste material are difficult the inadequate natural endowment problem of recovery, simultaneously because two
Plate linkage deadweight cancels each other, and the load of motor is declined to a great extent；
3）The powdering mechanism simplifying of existing printer is a material scraping plate by the utility model, coordinates both sides to be higher by 1 millimeter
Tank wall form a semi-enclosed space, forming bin is scraped by storage bin by the moving handle powder of Y-direction and paves pressure
It is real.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the utility model material scraping plate；
Reference：1st, body, 101, dividing plate, 102, storage bin, 103, forming bin, 2, fixed mount, 201, Y-direction transmission leads
Rail, 202, Y-direction power transmission shaft, 3, Y-direction travelling carriage, 4, X to drive rail, 5, X to sliding shoe, 6, material scraping plate, 601, riser, 602,
Material stock plate, 7, Z-direction power transmission shaft, 8, supporting leg, 9, directive wheel, 10, closed loop.
Embodiment
As illustrated, a kind of worktable lifting formula 3D printer, including the frame 1 supported by supporting leg 8, frame 1 is interior to be set
Two-part dividing plate 101 will be divided into by having inside it, and is slided up and down respectively in this two parts and be provided with storage bin 102 and shaping
Storehouse 103, storage bin 102 and forming bin 103 form workbench, and storage bin 102 and forming bin 103 are each attached to steel wire rope formation
On closed loop 10, closed loop 10 is set around some directive wheels 9, and drives storage by closed loop 10 by Z-direction power transmission shaft 7
Feed bin 102 and forming bin 103 move round about simultaneously；The top of the frame 1 is provided with support frame 2, in support frame 2
Both sides are symmetrically arranged with Y-direction drive rail 201, are slided in two Y-direction drive rails 201 and are provided with Y-direction travelling carriage 3, Y-direction is slided
Moving frame 3 by be arranged on two Y-direction power transmission shafts 202 at the both ends of Y-direction drive rail 201 by belt drive its along Y-direction drive rail
201 are moved back and forth, and the bottom of Y-direction travelling carriage 3 is provided with the printing powder materials scraping delivery in storage bin 102 to forming bin 103
Interior material scraping plate 6；The X vertical with Y-direction drive rail 201 is provided with Y-direction travelling carriage 3 to drive rail 4, X is to drive rail 4
Upper slip is provided with the X of bottom installation printhead to sliding shoe 5；
The Z-direction power transmission shaft 7 drives storage bin 102 and forming bin 103 to transport round about simultaneously by closed loop 10
Dynamic to refer to, when Z-direction power transmission shaft 7 rotates, storage bin 102 and forming bin 103 move up and down respectively, and move distance phase
Together.
Be basic embodiment of the present utility model above, can more than on the basis of be further optimized, improve and limit
It is fixed：
Such as, the X drives the screw rod of its rotation to drive rail 4 for stepper motor；
Or the X drives it to be moved back and forth along X to drive rail 4 to sliding shoe 5 from stepper motor by steel wire rope；
And for example, one in two Y-direction power transmission shafts 202 is the driving shaft that be connected with stepper motor, another for from
Moving axis, two Y-direction power transmission shafts 202 form belt gear, and the both sides of Y-direction travelling carriage 3 and skin by belt between the two
Band is fixedly connected, and it is moved back and forth with belt along Y-direction drive rail 201；The Z-direction power transmission shaft 7 by driving stepper motor its
Rotating；
For another example, the X sprays colloid or transmitting laser to the printhead that the bottom of sliding shoe 5 is installed, with to the scraping delivery of material scraping plate 6
Molding bonded or sinter molding are carried out to the printing powder materials in forming bin 103；
Finally, the material scraping plate 6 includes one and the perpendicular riser 601 of Y-direction drive rail 201, and riser 601 is towards storing
The side in storehouse 102 is arc, and the bottom of riser 601 is provided with the side of forming bin 103 and material stock plate 602 diagonally downward, deposits
The free end of flitch 602 is inclined-plane diagonally downward, and the both sides and the side wall of frame 1 of riser 601 and material stock plate 602 cooperatively form
It is semiclosed to scrape material space.
Claims (7)
1. a kind of worktable lifting formula 3D printer, including by supporting leg（8）The frame of support（1）, it is characterised in that：Frame（1）
Two-part dividing plate will be divided into by being inside provided with inside it（101）, and slided up and down respectively in this two parts and be provided with storage bin
（102）And forming bin（103）, storage bin（102）And forming bin（103）Form workbench, storage bin（102）And forming bin
（103）It is each attached to the closed loop of steel wire rope formation（10）On, closed loop（10）Around some directive wheels（9）Set, and
By Z-direction power transmission shaft（7）Pass through closed loop（10）Drive storage bin（102）And forming bin（103）Move round about simultaneously；
The frame（1）Top be provided with support frame（2）, support frame（2）Interior both sides are symmetrically arranged with Y-direction drive rail（201）,
In two Y-direction drive rails（201）Upper slip is provided with Y-direction travelling carriage（3）, Y-direction travelling carriage（3）Led by being arranged on Y-direction transmission
Rail（201）Two Y-direction power transmission shafts at both ends（202）By belt drive its along Y-direction drive rail（201）Move back and forth, Y
To travelling carriage（3）Bottom is provided with storage bin（102）Interior printing powder materials scraping delivery is to forming bin（103）Interior material scraping plate
（6）；Y-direction travelling carriage（3）On be provided with and Y-direction drive rail（201）Vertical X is to drive rail（4）, X is to drive rail（4）
Upper slip is provided with the X of bottom installation printhead to sliding shoe（5）.
A kind of 2. worktable lifting formula 3D printer according to claim 1, it is characterised in that：The X is to drive rail
（4）The screw rod of its rotation is driven for stepper motor.
A kind of 3. worktable lifting formula 3D printer according to claim 1, it is characterised in that：The X is to sliding shoe（5）
It is driven along X to drive rail by steel wire rope from stepper motor（4）Move back and forth.
A kind of 4. worktable lifting formula 3D printer according to claim 1, it is characterised in that：Two Y-directions transmission
Axle（202）In one be the driving shaft that is connected with stepper motor, another is driven shaft, two Y-direction power transmission shafts（202）Pass through
Belt between the two forms belt gear, and Y-direction travelling carriage（3）Both sides be fixedly connected with belt, make it with belt along Y
To drive rail（201）Move back and forth；The Z-direction power transmission shaft（7）By its rotating of driving stepper motor.
A kind of 5. worktable lifting formula 3D printer according to claim 1, it is characterised in that：The Z-direction power transmission shaft（7）
Pass through closed loop（10）Drive storage bin（102）And forming bin（103）Motion refers to round about simultaneously, is driven in Z-direction
Axle（7）During rotation, storage bin（102）And forming bin（103）Move up and down respectively, and move distance is identical.
A kind of 6. worktable lifting formula 3D printer according to claim 1, it is characterised in that：The X is to sliding shoe（5）
The printhead injection colloid or transmitting laser of bottom installation, with to material scraping plate（6）Scraping delivery is to forming bin（103）Interior printing powder
Material carries out molding bonded or sinter molding.
A kind of 7. worktable lifting formula 3D printer according to claim 1, it is characterised in that：The material scraping plate（6）Bag
Include one and Y-direction drive rail（201）Perpendicular riser（601）, riser（601）Towards storage bin（102）Side be arc,
Riser（601）Bottom be provided with forming bin（103）Side and material stock plate diagonally downward（602）, material stock plate（602）From
By holding as inclined-plane diagonally downward, riser（601）With material stock plate（602）Both sides and frame（1）Side wall cooperatively form half envelope
Close and scrape material space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720874227.8U CN207059228U (en) | 2017-07-19 | 2017-07-19 | A kind of worktable lifting formula 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720874227.8U CN207059228U (en) | 2017-07-19 | 2017-07-19 | A kind of worktable lifting formula 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207059228U true CN207059228U (en) | 2018-03-02 |
Family
ID=61510946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720874227.8U Expired - Fee Related CN207059228U (en) | 2017-07-19 | 2017-07-19 | A kind of worktable lifting formula 3D printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207059228U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107498857A (en) * | 2017-07-19 | 2017-12-22 | 洛阳理工学院 | A kind of worktable lifting formula 3D printer |
| CN113524669A (en) * | 2021-07-07 | 2021-10-22 | 山东创瑞激光科技有限公司 | Powder falling and scraping structure suitable for double-laser printing equipment |
-
2017
- 2017-07-19 CN CN201720874227.8U patent/CN207059228U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107498857A (en) * | 2017-07-19 | 2017-12-22 | 洛阳理工学院 | A kind of worktable lifting formula 3D printer |
| CN113524669A (en) * | 2021-07-07 | 2021-10-22 | 山东创瑞激光科技有限公司 | Powder falling and scraping structure suitable for double-laser printing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 Termination date: 20190719 |