CN108326307A - A kind of four axis 3D printing devices and forming method based on wire fused glass pellet - Google Patents
A kind of four axis 3D printing devices and forming method based on wire fused glass pellet Download PDFInfo
- Publication number
- CN108326307A CN108326307A CN201710454330.1A CN201710454330A CN108326307A CN 108326307 A CN108326307 A CN 108326307A CN 201710454330 A CN201710454330 A CN 201710454330A CN 108326307 A CN108326307 A CN 108326307A
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- Prior art keywords
- axis
- printing
- base station
- workpiece
- chuck
- 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
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000010146 3D printing Methods 0.000 title claims abstract description 13
- 239000011521 glass Substances 0.000 title claims abstract description 10
- 239000008188 pellet Substances 0.000 title claims abstract description 10
- 238000007639 printing Methods 0.000 claims abstract description 46
- 230000006698 induction Effects 0.000 claims description 4
- 230000004927 fusion Effects 0.000 claims description 3
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 2
- 230000009471 action Effects 0.000 claims description 2
- 239000010962 carbon steel Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000013049 sediment Substances 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 230000008021 deposition Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004886 head movement Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/115—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by spraying molten metal, i.e. spray sintering, spray casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/003—Apparatus, e.g. furnaces
-
- 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
Abstract
The invention discloses a kind of four axis 3D printing devices and Method of printing based on wire fused glass pellet.Including printing head, liftable main shaft (Z axis), X-direction guide rail/slide unit, Y-direction guide rail/slide unit, chuck, horizontal bracing strut and printing base station.Main innovation structure is as follows：Horizontal bracing strut one end is connected with an electric machine main shaft, other end connection printing base station Huo chucks, the two loading/unloading as needed.Motor shaft is parallel with X-axis.Then the conduct A axis of the trunnion axis drives workpiece rotation.In one end of X-direction, coil-induced heater is installed.After workpiece is mounted on chuck, the position of heater can be moved to, the preheating before being printed to workpiece.The characteristics of according to fused glass pellet layer, makes Z axis and A axis carry out interim feeding when being printed using apparatus of the present invention.Workpiece is pre-segmented into several different parts, and the printing of a part is completed in the feeding of each A axis.
Description
Technical field
The present invention relates to a kind of 3D printing device of wire fused glass pellet and Method of printings, belong to 3D printing technique neck
Domain.
Technical background
Current 3D printing technique can be divided into three categories：Fused glass pellet technology (Fused Deposition
Modeling, FDM), digital optical processing technique (Digital Light Processing, DLP) and metal powder sintered end
Technology (selecting laser melting, SLM).Wherein FDM technology is simple because its raw material makes, production efficiency it is high and
It is welcome by users.Especially in metal 3D printing field, the 3D printing based on wire fusion welding method is because of its raw material
It is at low cost, production efficiency is high, it is considered to be a kind of metal FDM technology with fine development prospect.But, currently on the market
FDM printers are mainly three axis printers, and typically nozzle links in X-direction and Y-direction, are fed in Z-direction stage.Three axis
Printing equipment usually requires the support that addition is not belonging to workpiece portion when printing complex part.For metal works, go
It is not only time-consuming except supporting, and influence workpiece quality.Therefore, for metal melting deposition modeling technology, one kind is designed
It is necessary to reduce the device of printing support as far as possible.
Invention content
In view of the deficiencies of the prior art, the present invention proposes a kind of four axis 3D printing devices based on fused glass pellet,
And a kind of Method of printing using the device.
Technical scheme is as follows：
A kind of four axis 3D printing devices based on wire fused glass pellet, including printing head, Z-direction column, lifting
Platform, printing base station, chuck, cylindrical horizontal holder, the guide rail and slide unit of X-direction, the guide rail and slide unit of Y-direction, servo motor
(4), motor digitial controller (4).Metal leading screw is installed on Z-direction column, Z-direction screw, Z-direction silk are cased on leading screw
Mother is fixedly connected with lifting platform, and lifting platform coordinates with Z-direction column sliding contact.Z-direction column top carries Z-direction servo motor, electricity
Arbor is connected with leading screw, and motor movement drives leading screw rotation, so that lifting platform moves.Printing head is mounted on lifting platform
On.Metal leading screw is installed on guide rail in the Y direction, screw is cased on leading screw, screw is fixedly connected with slide unit, slide unit and Y-direction
Guide rail sliding contact coordinates.One end of Y-direction guide rail carries horizontal servo motor, and motor shaft is connected with leading screw, and motor movement drives
Leading screw rotates, so that slide unit moves.Guide rail/slide unit of X-direction is identical in guide rail/slide unit structure of Y-direction.X-direction
Guide rail be mounted on Y-direction slide unit install on the slide unit of X-direction there are one horizontal servo motor and horizontal stand, motor shaft and X
Axis is parallel.One end of cylindrical type horizontal stand is fixedly connected with a motor shaft.Horizontal stand is being fixedly connected with a motor shaft end about 2/3rds
Position, there are one vertical support, vertical supports to be connect by bearing with horizontal stand for installation, so that horizontal stand rotates.It is horizontal
Holder other end connection printing base station or chuck.Horizontal stand is bolted with the two, can will print as needed
Base station or chuck unload.The initial position for printing base station is horizontal.In order to ensure that printing is smoothed out and printing precision, horizontal beam
Material be cylindrical type carbon steel, when diameter ensures to place any workpiece that this printing equipment can print, distortion inaccuracy be less than 1
Micron；Each servo motor is controlled by a digitial controller, and four digitial controllers are assisted in the central computer of whole device
Movement instruction is sent out to the servo motor respectively controlled under tune, completes the integrating action of processing part.
To ensure processing quality, coil preheater is installed to preheat base station in printing base station bottom.The one of X-direction
Side is also equipped with induction preheater, after the workpiece principal part completed on printing base station is mounted on chuck, Ke Yigen
According to needing to send the position to heater to heat workpiece principal part.In order to enable equipment and numerical control program are simple, two heating
The switch setting of device is individually operated on the control panel.After workpiece principal part is mounted on chuck, send to heater locations and added
The operation of heat is carried out also by control panel.
According to invention also provides a kind of methods carrying out complex parts 3D printing using this equipment, including following step
Suddenly：
(1) CAD model for obtaining parts to be processed, one main piece and several sub-blocks are classified as according to its structure.Main mould
Being printed upon on base station for block carries out, and links generally according to XY axis, and the mode of Z axis stage feeding is printed.Each sub-block is with master
Block is that pedestal is printed；
(2) each sub-block is placed in appropriate location by gradually rotating main piece, with being parallel to the plane in the faces XOY to will be beaten
The three-dimensional digital model of the sub-block of print is sliced, and a series of printable layer section is obtained；
(3) annular trace is generated on each printable layer section, these tracks is preset as nozzle movement locus；
(4) if desired, the temperature that preheating base station extremely needs；
(5) according to default nozzle movement locus first printing base station on print main piece, the plane printed always with level
Face is parallel；
(6) workpiece is removed from printing base station, base station is removed from horizontal stand, chuck is fixed on horizontal stand,
Main piece of workpiece is fixed by chuck；
(7) if desired, controlling X-direction and Y-direction slide block movement by control panel, workpiece is sent to heater for main piece
Position preheated.
(8) each sub-block of workpiece is printed according to desired guiding trajectory.The plane printed as rotation by A axis always with
Horizontal plane is parallel, it is ensured that fusion sediment print procedure is smoothed out.
Description of the drawings
It illustrates for convenience, the present invention will be briefly introduced using the following drawings.
Fig. 1 is that the present apparatus just waits side views equipped with printing base station；
Fig. 2 is the present apparatus equipped with printing base station front view；
Fig. 3 is that the present apparatus is equipped with the just equal side views of chuck；
Fig. 4 is that the present apparatus is equipped with chuck front view；
Wherein, 1 is X-axis and slide unit, and 2 be Y-axis and slide unit, and 3 be Z axis and slide unit, and 4 be rotary shaft A axis, and 5 be printing head,
6 be horizontal bracing strut, and 7 be printing base station, and 8 be triangle chuck, and 9 be coil heats inductor, and 10 be bottom plate, and 11 be connecting plate,
12 be motor base, and 13 be motor, and 14 be ring flange, and 15 be bearing, and 16 be bottom plate.
Fig. 5 gives the basic process that complex part is printed using the present apparatus.
Specific implementation mode
Next, by the attached drawing in case study on implementation of the present invention is combined, the technical solution in case study on implementation of the present invention is carried out
Clear, complete description.It is clear that case part discussed below be only the present invention a part of case study on implementation and
, and it is not all.Based on the case study on implementation in the present invention, those of ordinary skill in the art are under the premise of no creative work
The every other case study on implementation obtained, belongs within the scope of the present invention.
As shown in Fig. 1~5, the invention discloses a kind of 3D printing device and Method of printing based on fused glass pellet.
Including printing head 5, liftable main shaft (Z axis) 3, the guide rail and slide unit 1 of X-direction, the guide rail and slide unit 2 of Y-direction, around X-axis
The rotary shaft A axis 4 of rotation, triangle chuck 8, horizontal bracing strut 6 print base station 7 and coil heats inductor 9；The right angle
Coordinate control system includes X-axis 1, Y-axis 2, Z axis 3, the rotary shaft A axis 4 rotated around X-axis, with 4 degree of freedom.The Y-direction is led
Rail/slide unit structure 2 is fixed on bottom plate 10, meanwhile, the X-axis guide rail/slide unit structure 1 is fixed on Y-direction slide unit 2, and described
Rotary shaft A shaft devices 4 be fixed in X-axis 1, realize the rotation around X-direction, the Z-direction lifting platform 3 is fixed on connecting plate 11
On；The printing head 5 is mounted on Z-direction lifting platform 3, and printing head 5 may be implemented to move up and down along Z axis, the printing base
Platform 7 and triangle chuck 8 may be implemented the interaction on rotary shaft A axis 4 and change, to meet various printing demands.The induction coil
Heater 9 is installed in the one end in 1 direction of X-axis, after workpiece is mounted on chuck, can move to the position of heater 9 to workpiece
It is preheated.Rotary shaft A shaft devices include bottom plate 16, motor base 12, motor 13, motor extension shaft 4, the support of vertical machine axis
6 and built-in bearing 15, scroll chuck 8 and horizontal table 7.Motor base 12 passes through with vertical machine axis support 6
Bolt-connection is fixed on bottom plate 16, and motor 13, which is connected by bolts, to be fixed on pedestal 12, vertical support 6 and motor extension shaft
4 are connected by bearing 15 to ensure that whole device is parallel with X-axis in level.Scroll chuck 8 and horizontal table 7 pass through flange
It is linked together with horizontal extension shaft 4, according to processing needs to carry out scroll chuck 8 and the switching of horizontal table 7 when work to make
With.
It is as follows to the specific print procedure of complex part using the present apparatus in conjunction with Fig. 1 to Fig. 5：
(1) CAD model for obtaining parts to be processed, carries out print procedure planning and model editing.It i.e. will according to its structure
It is divided into one main piece and several sub-blocks.Being printed upon on base station for primary module carries out.Each sub-block is printed with main piece for pedestal；
(2) main piece of slice direction is determined.The CAD model of entire workpiece is coordinately transformed so that main piece of model
Initial slice plane is overlapped with the faces XOY；
(3) to workpiece main piece be sliced, and on each slice generate nozzle movement locus；
(4) slice direction is determined to each sub-block, the CAD model of entire workpiece is coordinately transformed so that current sub-block
Slice plane it is parallel with the faces XOY；
(5) each workpiece sub-block is sliced successively, and generates nozzle movement locus on each slice；
(6) relative position of programming coordinates system and lathe coordinate system is determined.If desired, being preheated to printing base station；
(7) according to preset nozzle movement locus, workpiece principal part is printed on printing base station；
(8) workpiece is removed from printing base station, base station is removed from horizontal stand, chuck is fixed on horizontal stand,
Main piece of workpiece is fixed by chuck；
(9) relative position of programming coordinates system and lathe coordinate system is determined.If desired, being preheated to workpiece principal part；
(10) A axis is gradually rotated, it is ensured that i.e. that the slice plane of the sub-block of printing is parallel with the faces XOY.According to preset spray
Head movement locus, prints current workpiece sub-block.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range of cause.
Claims (6)
1. a kind of four axis 3D printing devices based on fused glass pellet, it is characterised in that：Printing spray with Z-direction degree of freedom
The induction coil heater of head, printing base station/chuck with three degree of freedom, X-direction.
The printing head is mounted on as machining spindle on Z-direction lifting platform, and lifting platform is mounted on Z-direction column, i.e., nozzle has
There is the one degree of freedom of vertical direction.
The printing base station is mounted on one end of horizontal stand, and the other end of horizontal stand and the main shaft of horizontal machine are connected.It beats
The initial position for printing base station is parallel with horizontal plane, can unload from horizontal stand, be replaced with chuck as needed.Chuck to
The parts that clamping has printed.The axis of horizontal machine is parallel with X-axis.Horizontal machine and horizontal stand are mounted on X-direction
Slide unit on, on the slide unit of the guide rail of X-direction installation in the Y direction.
2. the horizontal stand described in right 1, it is characterised in that：
(1) its material is cylindrical type carbon steel, and when placing any workpiece that this printing equipment can print, distortion inaccuracy is less than 1
Micron；
(2) away from the position with motor shaft connecting pin 2/3rds there are one the vertical support with bearing, horizontal beam and vertical branch
Support is connected by bearing.
3. the base station with three degree of freedom described in right 1 is respectively A degree of freedom (being rotated around X-axis), Y degree of freedom and X free
The degree of freedom of degree, these three degree of freedom and Z-direction is driven by respective servo motor respectively, and each servo motor has respective
Digitial controller, four digitial controllers send out movement to the motor respectively controlled under the coordination of lathe central processing unit and refer to
It enables so that four processing axis are coordinated to complete the action needed for workpieces processing.
4. induction coil heater described in right 1 is installed in one end of X-direction, after workpiece is mounted on chuck, can move to
The position of heater preheats workpiece.
5. base station band having heaters, can heat base station described in right 1.
6. the method using this printing equipment printing complex appearance workpiece is：
(1) CAD model for obtaining parts to be processed, one main piece and several sub-blocks are classified as according to its structure；
(2) if desired, the temperature that preheating base station extremely needs；
(3) main piece first is printed on printing base station, the plane printed is parallel with horizontal plane always；
(4) workpiece is removed from printing base station, base station is removed from horizontal stand, chuck is fixed on horizontal stand, workpiece
Main piece is fixed by chuck；
(5) if desired, sending the position to heater to preheat for main piece workpiece by control panel；
(6) each sub-block of workpiece is printed.The plane printed made by the rotation of A axis is parallel with horizontal plane always, it is ensured that
Fusion sediment print procedure is smoothed out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710454330.1A CN108326307A (en) | 2017-06-14 | 2017-06-14 | A kind of four axis 3D printing devices and forming method based on wire fused glass pellet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710454330.1A CN108326307A (en) | 2017-06-14 | 2017-06-14 | A kind of four axis 3D printing devices and forming method based on wire fused glass pellet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108326307A true CN108326307A (en) | 2018-07-27 |
Family
ID=62922723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710454330.1A Pending CN108326307A (en) | 2017-06-14 | 2017-06-14 | A kind of four axis 3D printing devices and forming method based on wire fused glass pellet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108326307A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112024883A (en) * | 2020-10-10 | 2020-12-04 | 浙江意动科技股份有限公司 | 3D printing apparatus's degree of freedom prints base station |
| CN114454479A (en) * | 2022-02-28 | 2022-05-10 | 太原理工大学 | 3D printer |
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| CN105945281A (en) * | 2016-05-09 | 2016-09-21 | 华中科技大学 | Deposition forming manufacturing method of parts and molds |
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| CN203333766U (en) * | 2013-05-15 | 2013-12-11 | 山西潞安煤炭技术装备有限责任公司 | Axle fusion covering device with induction, preheating and heat insulation functions |
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| CN114454479A (en) * | 2022-02-28 | 2022-05-10 | 太原理工大学 | 3D printer |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180727 |