CN106671400A - 3D printer and 3D printing method - Google Patents
3D printer and 3D printing method Download PDFInfo
- Publication number
- CN106671400A CN106671400A CN201710008155.3A CN201710008155A CN106671400A CN 106671400 A CN106671400 A CN 106671400A CN 201710008155 A CN201710008155 A CN 201710008155A CN 106671400 A CN106671400 A CN 106671400A
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- China
- Prior art keywords
- axis
- printer
- guide rail
- axis moving
- printing
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Classifications
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- 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
- B33Y10/00—Processes of additive manufacturing
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
Abstract
The invention discloses a 3D printer and a 3D printing method. According to the technical scheme, the 3D printer is characterized by comprising a printing head, a printing platform, a printer support, an X-axis moving mechanism, a Y-axis moving mechanism and a Z-axis moving mechanism, the printing head is arranged on the X-axis moving mechanism, and the X-axis moving mechanism is arranged on the Y-axis moving mechanism; the Z-axis moving mechanism comprises Z-axis guide rails arranged on the two sides of the printing platform, a Z-axis moving piece and a Z-axis driving device used for driving the Z-axis moving piece to do the linear movement along the Z-axis guide rails; the printing platform is fixedly connected with the Z-axis moving piece and synchronously moves along with the Z-axis moving piece; each Z-axis guide rail comprises an inherent part and a connecting part connected to the upper end face of the inherent part; the connecting parts are formed through printing of the printing head, and the height is increased layer by layer along with the movement of the printing platform. The Z-axis guide rails are printed while the 3D printer prints workpieces layer by layer, the flexibility of the height size of the printed workpieces is improved, the Z-axis guide rails printed through the 3D printer can be detached, and the 3D printer is more convenient to carry.
Description
Technical field
The present invention relates to 3D printing technique field, and in particular to a kind of 3D printer and 3D that can certainly print Z axis guide rail
Method of printing.
Background technology
3D printer, also known as three-dimensional printer (3DP), is a kind of machine of a kind of accumulation manufacturing technology, i.e. RP technique
Device, based on it is a kind of mathematical model file, with special wax material, powdery metal or plastics etc. can jointing material, pass through
Jointing material from level to level is printed to manufacture the object of three-dimensional.
3D printer includes that printhead, print platform, printer stand, X-axis travel mechanism, Y-axis moving mechanism, Z axis are moved
Motivation structure.Printhead is generally arranged in X-axis travel mechanism, and during work, the X-axis motor in X-axis travel mechanism drives and sets
The printhead put thereon is moved in X direction；Y-axis motor in Y-axis moving mechanism need to drive simultaneously X-axis travel mechanism and
Printhead is moved along Y-direction；Z axis motor in Z axis travel mechanism drives print platform to be moved in Z-direction (vertical direction)
It is dynamic.X, Y-axis moving mechanism generally use V belt translation, and Z axis travel mechanism is generally using the screw drive that precision is higher.
The 3D printer of prior art is limited by its overall structure size, and the size of the workpiece of printing is also received accordingly
Limitation.As 3D printer is increasingly popularized, how to make 3D printer more portable, and how to allow smaller size of 3D printing
Machine can print larger sized workpiece, also the problem as urgent need to resolve.Particularly there is a class workpiece, its X, Y-direction
Size is smaller, but the size of Z-direction is larger, and as tubular object, rod member etc., because the size of its Z-direction is very big, such object is generally also
Need the 3D printer of large-size to be printed, print not only not portable using large-scale 3D printer, and cost is higher.
The content of the invention
Goal of the invention of the invention is to solve the deficiencies in the prior art, there is provided a kind of certainly to print Z axis guide rail
3D printer and the Method of printing suitable for the 3D printer, while the 3D printer successively prints workpiece, printing Z axis are led
Rail, the Z axis guide rail height of printing is consistent with workpiece height, makes 3D printer allow to print the bigger work of Z-direction size range
Part；And the Z axis guide rail for voluntarily printing can removal, substantially reduce the size of 3D printer Z-direction, make 3D printer more portable.
In order to realize foregoing invention purpose, present invention employs following technical scheme：
A kind of 3D printer, including printhead, print platform, printer stand, control printhead in X to mobile X-axis
The Z axis that Y-axis moving mechanism that travel mechanism, control X-axis travel mechanism moves in Y-direction, control print platform are moved in Z-direction are moved
Mechanism, the printhead is arranged in X-axis travel mechanism, and the X-axis travel mechanism is arranged in Y-axis moving mechanism, Z axis movement
Mechanism includes being arranged on the Z axis guide rail of print platform both sides, Z axis moving member and for driving Z axis moving member to be done directly along Z axis guide rail
The Z axis drive device of line motion, the print platform is fixed with Z axis moving member and follows Z axis moving member to be synchronized with the movement, the Z
Axis rail includes the extension moved further downward for print platform, and the extension is made up of printhead prints, and
Its height increments is identical with the height incrementss of printing workpiece；Z axis guide rail includes intrinsic portion, the intrinsic subordinate end and printing
Machine support is fixedly connected, and with print platform at grade, the extension is connected to described intrinsic intrinsic portion upper end end face
On the end face of portion upper end.
Preferably, the extension is detachably connected with intrinsic portion.After removing extension, 3D printer whole height drop
It is low, it is more portable.
Z axis travel mechanism can coordinate straight panel using driving wheel, and clamping straight panel by driving wheel realizes moving up and down, but makees
For preferred, the Z axis guide rail is tooth bar, and the Z axis moving member is gear, and Z axis moving member is meshed with Z axis guide rail.Using tooth
Wheel rack mode transmission is more steady, and is easier to control per precision high layer by layer.
Preferably, the tooth pitch of the gear is identical with the floor height that 3D printer prints a layer.So often print one layer, tooth
Wheel and tooth bar turn over a tooth, are more easy to manipulation.
Because Z-direction movement is the upper shifting of discontinuity, preferably, the Z axis drive device is stepper motor.
A kind of 3D printing method suitable for above-mentioned 3D printer, including：
Step 1：When initial, the upper surface of Z axis guide rail is kept to be flushed with print platform；
Step 2：Start X-axis travel mechanism and Y-axis moving mechanism, printhead on print platform print ground floor workpiece,
Simultaneously in the ground floor extension for being printed for being moved for Z axis moving member in Z axis guide rail；
Step 3：Start Z axis drive device, Z axis drive device drives Z axis moving member to move down a distance for floor height, while
Print platform is driven to move down a distance for floor height；Stop Z axis drive device, start X-axis travel mechanism and Y-axis moving mechanism,
Print the 2nd layer of workpiece and second layer extension；
Step 4：Above step 3 is repeated, product height and the height of Z axis guide rail successively synchronously increase；Last is printed
After layer workpiece and Z axis guide rail, stop printing；
Step 5：Workpiece is removed, Z axis moving member returns initial position, remove the Z axis guide rail that printing is made.
Using 3D printer of the invention and 3D printing method, have the beneficial effect that：
While the 3D printer successively prints workpiece, Z axis guide rail is printed, Z axis guide rail height is synchronous with workpiece height to be increased
Plus, the Z axis guide rail height of printing is consistent with workpiece height, increased by the flexibility of printing workpiece height size,
3D printer is set to allow to print the bigger workpiece of Z-direction size range；And voluntarily printing Z axis guide rail can removal, substantially reduce 3D
The size of printer Z-direction, makes 3D printer more portable.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment of the present invention 3D printer；
Fig. 2 is the partial enlarged drawing at A in Fig. 1；
Structural representation when Fig. 3 is embodiment 3D printer printing relatively low dimension workpiece；
Structural representation when Fig. 4 is embodiment 3D printer printing higher dimensional workpiece.
Reference：1st, printer stand；2nd, print platform；3rd, printhead；31st, printing nozzle；4th, X-axis travel mechanism；
41st, X-axis slide rail；5th, Y-axis moving mechanism；51st, Y-axis slide rail；6th, Z axis travel mechanism；61st, intrinsic portion；62nd, extension；63rd, Z axis
Drive device；64th, Z axis moving member；7th, workpiece.
Specific embodiment
Invention is described further below in conjunction with the accompanying drawings.
A kind of 3D printer as shown in Figures 1 to 4, including printer stand 1, print platform 2, printhead 3, control printing
First 3 X to mobile X-axis travel mechanism 4, control printhead 3 move in Y-direction Y-axis moving mechanism 5, control print platform 2 exist
The Z axis travel mechanism 6 of Z-direction movement.
Printing nozzle 31 is set on printhead 3, and solid feed is melted into liquid charging stock, printing spray by hot-melt extruded mechanism
Mouth 31 prints various workpiece 7 by way of extruding raw material.
Printhead 3 is realized relative to print platform by X-axis travel mechanism 4, Y-axis moving mechanism 5, Z axis travel mechanism 6
Tri- movements in direction of X, Y, Z.Specifically, X-axis travel mechanism 4 includes the X-axis slide rail 41 extended along X-direction, is slided positioned at X-axis
The X-axis motor of the one end of rail 41, X-axis driving wheel and X-axis driven pulley, wherein X-axis motor are joined directly together with X-axis driving wheel
And driving X-axis driving wheel to rotate, X-axis driven pulley is located at the X-axis slide rail other end, and X-axis driving wheel and X-axis driven pulley are passed by belt
It is dynamic to be connected.Printhead 3 is arranged in X-axis slide rail 41, and by V belt translation, printhead 3 does linear reciprocating motion along X-axis slide rail 41.
It is similar with X-axis travel mechanism 4, Y-axis moving mechanism 5 also include be arranged in parallel two Y-axis slide rails 51, positioned at Y-axis
Y-axis driving wheel, Y-axis driven pulley that the Y-axis motor and Y-axis motor of the side of slide rail 51 are joined directly together, Y-axis driven pulley
Positioned at Y-axis slide rail opposite side, Y-axis driving wheel is connected with Y-axis driven pulley by belt transmission.X-axis travel mechanism is slided installed in Y-axis
On rail, by V belt translation, linear reciprocating motion does along Y-axis slide rail in X-axis travel mechanism, that is, realize the Y-direction movement of printhead.
Z axis travel mechanism 6 includes Z axis drive device 63, Z axis guide rail, the Z axis movement for moving along a straight line is done along Z axis guide rail
Part 64.Print platform 2 is fixedly linked with Z axis moving member 64, and follows Z axis moving member 64 to be synchronized with the movement, so as to realize that printing is flat
The Z-direction movement of platform 2.Z axis guide rail has two, be set in parallel in print platform both sides Z axis guide rail including intrinsic portion 61 and with it is intrinsic
Portion connection extension 62, the extension 62 by printhead 3 printing be made, and Z axis guide rail height with workpiece height
Increase and successively increase.
If the state that Fig. 3 is the relatively low workpiece of printing, Fig. 4 are the state of printing workpiece higher, the 3D printer is successively
While printing workpiece, Z axis guide rail is printed, the height of Z axis guide rail is consistent with workpiece height, so that by the Z-direction chi of printing workpiece
Very little scope is more flexible.After having printed, removable Z axis guide rail extension substantially reduces the size of 3D printer Z-direction, beats 3D
Print machine is more portable.
Z axis travel mechanism 6 can coordinate straight panel using driving wheel, and clamping straight panel by driving wheel realizes moving up and down, but
It is driven more steadily using rack-and-pinion mode, and is easier to control per precision high layer by layer.So Z axis guide rail is in the present embodiment
The tooth bar being fixed on printer stand 1, Z axis moving member 64 is the gear being meshed with the tooth bar.For the ease of control, Z
Axial brake device 63 uses stepper motor, and preferably, every turn of stepper motor moves a step, one tooth of gear and racks turn
Away from the tooth pitch is floor height.
In order that 3D printer is smaller, more portable, after the completion of printing, the extension 62 of Z axis guide rail can be removed, with
It is easy to print next time.
The specific method for printing workpiece using above-mentioned 3D printer is as follows：
When initial, Z axis moving member 64 is located in the intrinsic portion 61 of Z axis guide rail, keeps the upper surface of Z axis guide rail flat with printing
Platform 2 is flushed；
Start X-axis travel mechanism 4 and Y-axis moving mechanism 5, the printing ground floor workpiece of printhead 3, while being printed for supplying Z
The ground floor Z axis guide rail extension of axle moving member movement；
Start Z axis drive device 63, Z axis drive device 63 drives Z axis moving member 64 to be moved along Z axis guide rail extension 62
One distance of floor height, while driving print platform 2 to move down a distance for floor height；Stop Z axis drive device 63, start X-axis
Travel mechanism 4 and Y-axis moving mechanism 5, print the 2nd layer of workpiece and second layer Z axis guide rail extension；
The height of repetition above step 3, workpiece height and Z axis guide rail successively increases；Last layer of workpiece and Z axis are printed
After guide rail, stop printing；
Workpiece is removed, Z axis moving member 64 returns initial position, remove the Z axis guide rail extension that printing is made.
The above makes the preferred embodiment of the present invention, and this hair is not departed from for the person of ordinary skill of the art
On the premise of bright principle, some variations and modifications can also be made, these also should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of 3D printer, including printhead, print platform, printer stand, control printhead are moved in X to mobile X-axis
Y-axis moving mechanism that motivation structure, control X-axis travel mechanism moves in Y-direction, control the Z axis moving machine that is moved in Z-direction of print platform
Structure, the printhead is arranged in X-axis travel mechanism, and the X-axis travel mechanism is arranged in Y-axis moving mechanism, and its feature exists
In：Z axis travel mechanism includes being arranged on the Z axis guide rail of print platform both sides, Z axis moving member and for driving Z axis moving member along Z
Axis rail does the Z axis drive device for moving along a straight line, and the print platform is fixed with Z axis moving member and follows Z axis moving member synchronous
Motion, the Z axis guide rail includes the extension moved further downward for print platform, and the extension is by printhead prints
It is made, and its height increments is identical with the height incrementss of printing workpiece；Z axis guide rail includes intrinsic portion, the intrinsic portion
Lower end is fixedly connected with printer stand, and with print platform at grade, the extension is connected intrinsic portion upper end end face
In on the intrinsic portion upper end end face.
2. 3D printer according to claim 1, it is characterised in that：The extension is detachably connected with intrinsic portion.
3. 3D printer according to claim 1, it is characterised in that：The Z axis guide rail is in spline-simulating, the Z axis movement
Part is gear, and Z axis moving member is meshed with Z axis guide rail.
4. 3D printer according to claim 3, it is characterised in that：The tooth pitch of the gear prints one layer with 3D printer
Floor height it is identical.
5. 3D printer according to claim 1, it is characterised in that：The Z axis drive device is stepper motor.
6. a kind of 3D printing method of printing elongated rod shape workpiece for 3D printer described in any one of claim 1 to 5, it is special
Levy and be：
Step 1：When initial, the upper surface of Z axis guide rail is kept to be flushed with print platform；
Step 2：Start X-axis travel mechanism and Y-axis moving mechanism, printhead on print platform print ground floor workpiece, while
In the ground floor extension for being printed for being moved for Z axis moving member in Z axis guide rail；
Step 3：Start Z axis drive device, Z axis drive device drives Z axis moving member to move down a distance for floor height, while driving
Print platform moves down a distance for floor height；Stop Z axis drive device, start X-axis travel mechanism and Y-axis moving mechanism, printing
2nd layer of workpiece and second layer extension；
Step 4：Above step 3 is repeated, product height and the height of Z axis guide rail successively synchronously increase；Last layer of work is printed
After part and Z axis guide rail, stop printing；
Step 5：Workpiece is removed, Z axis moving member returns initial position, remove the Z axis guide rail that printing is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710008155.3A CN106671400B (en) | 2017-01-05 | 2017-01-05 | A kind of 3D printer and 3D printing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710008155.3A CN106671400B (en) | 2017-01-05 | 2017-01-05 | A kind of 3D printer and 3D printing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106671400A true CN106671400A (en) | 2017-05-17 |
| CN106671400B CN106671400B (en) | 2018-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710008155.3A Active CN106671400B (en) | 2017-01-05 | 2017-01-05 | A kind of 3D printer and 3D printing method |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107756789A (en) * | 2017-11-23 | 2018-03-06 | 广东石油化工学院 | 3D printer, the continuous Method of printing of 3D printer and control method |
| CN108312531A (en) * | 2018-03-22 | 2018-07-24 | 清华大学 | Lateral 3D printer |
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| KR20160006524A (en) * | 2014-07-09 | 2016-01-19 | 주식회사 메이커스테크놀로지 | 3d printer creation kit |
| CN105386598A (en) * | 2015-11-16 | 2016-03-09 | 上海建工集团股份有限公司 | Printing device and printing method used for 3D printing |
| CN105563834A (en) * | 2016-02-02 | 2016-05-11 | 上海建工集团股份有限公司 | Block distributed type multi-printing-head 3D printing device with parallel-connection transverse beams and printing method |
| CN205767521U (en) * | 2016-03-21 | 2016-12-07 | 杭州季风智能科技有限公司 | Portable 3D printer |
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2017
- 2017-01-05 CN CN201710008155.3A patent/CN106671400B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104669610A (en) * | 2013-11-26 | 2015-06-03 | 西安中科麦特电子技术设备有限公司 | Hand-held small-sized 3D printer |
| KR20160006524A (en) * | 2014-07-09 | 2016-01-19 | 주식회사 메이커스테크놀로지 | 3d printer creation kit |
| CN105386598A (en) * | 2015-11-16 | 2016-03-09 | 上海建工集团股份有限公司 | Printing device and printing method used for 3D printing |
| CN105563834A (en) * | 2016-02-02 | 2016-05-11 | 上海建工集团股份有限公司 | Block distributed type multi-printing-head 3D printing device with parallel-connection transverse beams and printing method |
| CN205767521U (en) * | 2016-03-21 | 2016-12-07 | 杭州季风智能科技有限公司 | Portable 3D printer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107756789A (en) * | 2017-11-23 | 2018-03-06 | 广东石油化工学院 | 3D printer, the continuous Method of printing of 3D printer and control method |
| CN107756789B (en) * | 2017-11-23 | 2024-03-29 | 广东石油化工学院 | 3D printer, continuous printing method of 3D printer and control method |
| CN108312531A (en) * | 2018-03-22 | 2018-07-24 | 清华大学 | Lateral 3D printer |
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| Publication number | Publication date |
|---|---|
| CN106671400B (en) | 2018-12-07 |
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Effective date of registration: 20201123 Address after: 239300 17, building C, tianjingyuan community, Tiankang Avenue, Tianchang City, Chuzhou City, Anhui Province Patentee after: Tianchang excellent enterprise management consulting Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310000 Jianye Road No. 511 building 14 room 1401, China Patentee before: HANGZHOU MAGICFIRM NETWORK TECHNOLOGY Co.,Ltd. |