CN107914387A - Carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine and method - Google Patents
Carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine and method Download PDFInfo
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- CN107914387A CN107914387A CN201611039583.4A CN201611039583A CN107914387A CN 107914387 A CN107914387 A CN 107914387A CN 201611039583 A CN201611039583 A CN 201611039583A CN 107914387 A CN107914387 A CN 107914387A
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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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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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
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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
- B33Y70/00—Materials specially adapted for additive manufacturing
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Abstract
The invention discloses a kind of carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine and method, it realizes five degree of freedom platform.The present invention can accurately control the laying path during 3D printing, so as to obtain the composite material structural member that there are ideal fibres to be orientated, realize the straight forming of the arbitrarily complicated composite material structural member of specific mechanical property.And the present invention is not required custom mold and anticipates fiber, the manufacturing cycle of composite material structural member can be greatly shortened, manufacturing expense is reduced, while improves the mechanical property of institute's contoured members, further promotes extensive use of the composite material in 3D printing field.
Description
Technical field
The present invention relates to 3D printing device design field, and in particular to a kind of carbon fibre reinforced composite structural member
Five degree of freedom 3D printing molding machine and method.
Background technology
Fibre reinforced materials is due to series of advantages such as high specific strength, high ratio modulus, it has also become modern industry is especially
It is a kind of important feature material of aerospace, Gran turismo, robot, medical field etc..But at this stage, carbon fiber is compound
Material structure part is molded using mould pressing process more, and the moulding process flow process is complicated, and former investment is high, and energy consumption is big, because
This manufacture cost is higher, cycle length, is not suitable for the jobbing work of structural member.In addition, traditional lay/molded carbon fiber
Composite material structural member in Assembling Production using preceding also needing to carry out deburring, the multiple working procedure such as punching, due to its hardness is high, rigidly
Belong to difficult-to-machine material greatly, the composite structure after shaping is difficult to carry out deburring with traditional punching process and punching operation adds
Work, existing milling and drilling technique are again there are cutting force is big, cutting temperature is high, tool wear is violent, and in working angles
Suface processing quality is influenced because carbon fiber breaks the problems such as tear, chip curling winding.Therefore using thermoplastic resin-based
Carbon fibre reinforced composite silk material carries out 3D printing shaping, it is not necessary to the process conditions such as mold design, lay, vacuum, can be fast
Speed, the complex-shaped structural member of preporm.
Existing 3D printing platform is mostly 3DOF motion platform, is with line to face, by the heap increasing material manufacturing of face accumulation adult
, there is printout is simple in structure, interlayer bonding strength is low etc. in method；For three dimensions complex structural member, fibre can not be made
Dimension orientation is arranged along Impact direction；So as to greatly limit carbon fibre composite 3D printing technique answering in industrial products
With.
The content of the invention
The problem of for being proposed in background technology, the present invention provides a kind of carbon fibre reinforced composite structural member five certainly
By degree 3D printing molding machine, include bottom plate, stent, X-axis slide unit, Y-axis slide unit, Z axis slide unit, workpiece supporting plate, material and squeeze
Go out mechanism, the stent, X-axis slide unit, Y-axis slide unit are arranged on bottom plate；
The workpiece supporting plate is installed on the Y-axis slide unit by the first turntable, and first turntable drives institute
Workpiece supporting plate rotary motion about the z axis is stated, the Y-axis slide unit can drive the workpiece supporting plate and the turntable at the same time along Y
Direction of principal axis moves；The Y-axis slide unit is arranged on X-axis slide unit, and the X-axis slide unit can drive the Y-axis slide unit to be moved along X-direction
It is dynamic；
The Z axis slide unit is vertically arranged on the bracket and above the workpiece supporting plate, the material extrusion
Mechanism is installed on the Z axis slide unit by the second turntable, and second turntable drives the material extruder structure around X-axis
Rotary motion, the Z axis slide unit, which slides, drives the material extruder structure to be moved at the same time along Z-direction.
It is preferred that it is provided with heating unit on the downside of the workpiece supporting plate.
It is preferred that the stent uses gantry type frame, the gantry type frame includes two symmetrically arranged risers and sets
The crossbeam between two riser upper ends is put, the crossbeam is parallel to Y-axis slide unit；The X-axis slide unit, Y-axis slide unit are arranged on two
Between riser, the Z axis slide unit is vertically arranged on the crossbeam.
It is preferred that it is provided with ribs between the riser and the bottom plate.
It is preferred that the material extruder structure includes feeding inlet structure and extruder head, the feeding inlet structure connection is led
Expects pipe, the extruder head are arranged on the feeding inlet structure, and the feeding inlet structure is installed on the second rotation by a cantilever
On platform.
Present invention also offers a kind of carbon fibre reinforced composite structural member five degree of freedom 3D printing forming method, it is special
Sign is, using the carbon fibre reinforced composite structural member five degree of freedom 3D printing described in any one in claim 1-5
Molding machine, this method comprise the following steps：
(1) each mechanism in five degree of freedom 3D printing molding machine is controlled by computer, makes X-axis slide unit, Y-axis slide unit, Z
Axis slide unit, the first turntable, the second turntable back to zero, return to initial position, then adjust workpiece support platform and be at specific bit
Put to make print area scope maximum；
(2) heating unit is started so that workpiece supporting plate reaches preheating temperature；
(3) carbon fibre reinforced composite is input in material extruder structure by passage, material is first in passage
Interior thawing, reaches extruder head position and is in molten condition, and with continuous charging, molten material is extruded into melting from extruder head
Silk, is molded on workpiece supporting plate；
(4) the model data information that extruder head is exported according to computer walks out printing movement locus；
(5) pass through above procedure, complete five degree of freedom 3D printing.
It is preferred that extruder head can realize that five degree of freedom moves, including three X-direction, Y direction, Z-direction straight lines
Move and rotate two rotary motions around X, Z axis.
It is preferred that by controlling the laying path in print procedure come the orientation of control fiber composite material, so as to obtain
Differing complexity fiber composite structure part.
The present invention is due to using above technical scheme, being allowed to compared with prior art, have the following advantages that and actively imitate
Fruit：
Carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine provided by the invention and method, pass through
The setting of X-axis slide unit, Y-axis slide unit, Z axis slide unit, the first turntable and the second turntable, forms the straight line that X, Y, Z axis can be achieved
Move, around X, the five degree of freedom workbench of Z axis rotary motion；3 D auto space song is realized by five degree of freedom workbench
The forming method of the 3D printing in face, can make material accurately realize that 3D printing manufactures with arbitrary motion track, realize fiber reinforcement
The controllable manufacture of fiber-wall-element model in composite material parts, obtains the composite material parts of specific mechanical property；And the forming method
Need to carry out the process such as milling and drilling after avoiding the shaping of carbon fibre reinforcement structural member, effectively shorten production week
Phase, the surface quality for improving structural member, are especially reduction of requirement and manufacture cost to equipment.
Brief description of the drawings
With reference to attached drawing, by hereafter state detailed description, can be more clearly understood that the present invention above-mentioned and other feature and
Advantage, wherein：
Fig. 1 is the structure of carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine provided by the invention
Schematic diagram；
Fig. 2 is the structure diagram of material extruder structure in the present invention.
Embodiment
Referring to the attached drawing for showing the embodiment of the present invention, the present invention is described in more detail.However, the present invention can be with
Many multi-forms are realized, and should not be construed as being limited by the embodiment herein proposed.On the contrary, propose that these embodiments are
In order to reach abundant and complete disclosure, and those skilled in the art are made to understand the scope of the present invention completely.These are attached
In figure, for clarity, the size and relative size in layer and region may be exaggerated.
Embodiment 1
With reference to Fig. 1-2, the present invention provides a kind of carbon fibre reinforced composite structural member five degree of freedom 3D printing shaping
Device, employs the 3D printing that five degree of freedom workbench realizes 3 D auto space curved surface.
Five degree of freedom 3D printing molding machine bottom plate 1, stent, X-axis slide unit 2, Y-axis slide unit 14, Z axis slide unit 9, the workpiece branch
Fagging 11, material extruder structure, stent, X-axis slide unit 2, Y-axis slide unit 14 are arranged on bottom plate 1.
In the present embodiment, workpiece supporting plate 11 is installed on Y-axis slide unit 14 by the first turntable 12；Specifically, work
Part support plate 11 is horizontally arranged on the first turntable 12, and the first turntable 12 is installed to Y-axis by single-revolution platform connecting plate 13
On the sliding block of slide unit 14；First turntable 12 can drive workpiece supporting plate 11, and direction rotates about the z axis in the horizontal plane, Y-axis slide unit
The first turntable 12 and workpiece supporting plate 11 can be driven to move linearly along Y direction.
In the present embodiment, the downside of workpiece supporting plate 11 is additionally provided with heating unit, a heating unit concretely heating
Plate；Heating unit is used to preheat workpiece supporting plate 11 to reach the temperature of setting, to improve the fibre on workpiece supporting plate
Tie up the cementability of reinforced composite structure part interlayer.
In the present embodiment, Y-axis slide unit 14 is arranged on X-axis slide unit 2, and the both ends of specific Y-axis slide unit 14 are set respectively
On the sliding block of two X-axis slide units 2, the sliding block synchronous drive Y-axis slide unit 14 of two X-axis slide units 2 moves linearly along X-direction.
In the present embodiment, stent uses gantry type frame, and gantry type frame includes two symmetrically arranged risers 3 and sets
A crossbeam 8 between two risers, 3 upper end, crossbeam 8 is parallel to Y-axis slide unit 14；It is perpendicular that X-axis slide unit 2, Y-axis slide unit 14 are arranged on two
Between plate 3, Z axis slide unit 9 is vertically arranged on crossbeam 8.
Further, ribs 4 is provided between riser 3 and bottom plate 1, the support strength for reinforced support.
In the present embodiment, Z axis slide unit 9 is vertically arranged on crossbeam 8 and is squeezed positioned at the top of workpiece supporting plate 11, material
Go out mechanism to be installed on Z axis slide unit by the second turntable 6；Specifically, material extrudes structure setting on the second turntable 6,
Second turntable 6 is connected on the sliding block of Z axis slide unit by a connecting plate 7 being vertically arranged；Wherein, the second turntable 6 can band
For dynamic material extruder structure around X-axis rotary motion, Z axis slide unit can drive material extruder structure and the second turntable 6 to be moved along Z-direction
It is dynamic.
X-axis slide unit, Y-axis slide unit, Z axis slide unit, the first turntable and the second turntable of the present invention, realize X, Y, Z axis
Move along a straight line and around X, Z axis rotary motion, so as to constitute five degree of freedom platform；Realized using five degree of freedom workbench three-dimensional
The forming method of the 3D printing of free space curved surface, can make material accurately realize that 3D printing manufactures with arbitrary motion track, real
Show the controllable manufacture of fiber-wall-element model in fibre reinforced composites part, obtain the composite material parts of specific mechanical property；
And the forming method avoid carbon fibre reinforcement structural member shaping after need carry out the process such as milling and drilling, effectively contracting
Short production cycle, the surface quality for improving structural member, are especially reduction of requirement and manufacture cost to equipment.
In the present embodiment, feeding inlet structure 10 and extruder head 15 are included with reference to Fig. 1 and Fig. 2, material extruder structure, into
Material mouth structure 10 connects passage, and extruder head 15 is arranged on feeding inlet structure 10, and the feeding inlet structure is pacified by a cantilever 5
On the second turntable 6.
The present invention is realized by the setting of X-axis slide unit, Y-axis slide unit, Z axis slide unit, the first turntable and the second turntable
The linear motion of X, Y, Z axis, around X, Z axis rotary motion, so as to constitute five degree of freedom platform；Using five degree of freedom workbench
Realize the forming method of the 3D printing of 3 D auto space curved surface, it is possible to achieve material accurately realizes that 3D is beaten with arbitrary motion track
Printing is made, and is realized the controllable manufacture of fiber-wall-element model in fibre reinforced composites part, is obtained the compound of specific mechanical property
Material parts；And the forming method avoid carbon fibre reinforcement structural member shaping after need carry out the work such as milling and drilling
Sequence, effectively shortens the production cycle, improves the surface quality of structural member, be especially reduction of requirement and system to equipment
Cause this.
Embodiment 2
Present invention also offers a kind of carbon fibre reinforced composite structural member five degree of freedom 3D printing forming method, it is special
Sign is, using the carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine described in embodiment 1, the party
Method comprises the following steps：
(1) each mechanism in five degree of freedom 3D printing molding machine is controlled by computer, makes X-axis slide unit, Y-axis slide unit, Z
Axis slide unit, the first turntable, the second turntable back to zero, return to initial position, then adjust workpiece support platform and be at specific bit
Put to make print area scope maximum；
(2) heating unit is started so that workpiece supporting plate reaches preheating temperature；
(3) carbon fibre reinforced composite is input in material extruder structure by passage, material is first in passage
Interior thawing, reaches extruder head position and is in molten condition, and with continuous charging, molten material is extruded into melting from extruder head
Silk, is molded on workpiece supporting plate；
(4) the model data information that extruder head is exported according to computer walks out printing movement locus；
(5) above procedure is passed through, part completes five degree of freedom 3D printing.
In the present embodiment, X-axis slide unit, Y-axis slide unit, Z axis slide unit, the first turntable, the second turntable can be by servo systems
System drives to realize；Computer can directly control servo-drive system, will can also be downloaded to by the compiled model data of computer
In one PMAC control cards, then servo-drive system controlled by control card.
In the present embodiment, carbon fibre reinforced composite is accurately controlled silk material and is heated temperature in feed, ensures
Silk material reaches more than glass transition temperature, but not up to molten condition, ensures that silk material has less elasticity energy in bending part, realizes
The precision laminated high of silk material.
In the present embodiment, extruder head can realize that five degree of freedom moves, including X-direction, Y direction, Z-direction three
It is a to move along a straight line and rotate two rotary motions around X, Z axis.
In the present embodiment, by controlling the laying path in print procedure come the orientation of control fiber composite material, from
And obtain differing complexity fiber composite structure part.
Carbon fibre reinforced composite structural member five degree of freedom 3D printing forming method provided by the invention, by five freely
3D printing platform is spent to realize., being capable of more precise control 3D printing since the present invention can carry out the 3D printing of five frees degree
During the orientation of fiber in the structure, can print out the fibre reinforced with any space curved surface, any ply angles and answer
Condensation material structural member, makes 3D printing structural member have high specific stiffness, the performance of high specific strength, breaks through existing nonmetallic materials 3D and beat
The bottleneck of print, promotes carbon fibre reinforced composite 3D printing technique answering in fields such as aerospace, national defense and military, medical treatment
With.
Those skilled in the art should be understood that the present invention can be implemented without departing from it with many other concrete forms
The spirit or scope of itself.Although have been described for the case study on implementation of the present invention, it should be understood that the present invention should not be limited to these implementations
Example, those skilled in the art can make change as defined by the following claims within the spirit and scope of the present invention
And modification.
Claims (9)
1. a kind of carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine, it is characterised in that include bottom
Plate, stent, X-axis slide unit, Y-axis slide unit, Z axis slide unit, workpiece supporting plate, material extruder structure, the stent, X-axis slide unit, Y-axis
Slide unit is arranged on bottom plate；
The workpiece supporting plate is installed on the Y-axis slide unit by the first turntable, and first turntable drives the work
The rotary motion about the z axis of part support plate, the Y-axis slide unit can drive the workpiece supporting plate and the turntable at the same time along Y-axis side
To movement；The Y-axis slide unit is arranged on X-axis slide unit, and the X-axis slide unit can drive the Y-axis slide unit to be moved along X-direction；
The Z axis slide unit is vertically arranged on the bracket and above the workpiece supporting plate, the material extruder structure
It is installed on by the second turntable on the Z axis slide unit, second turntable drives the material extruder structure to be rotated around X-axis
Movement, the Z axis slide unit, which slides, drives the material extruder structure to be moved at the same time along Z-direction.
2. carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine according to claim 1, it is special
Sign is, heating unit is provided with the downside of the workpiece supporting plate.
3. carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine according to claim 1, it is special
Sign is that the stent uses gantry type frame, and the gantry type frame includes two symmetrically arranged risers and erected with being arranged on two
A crossbeam between plate upper end, the crossbeam is parallel to Y-axis slide unit；The X-axis slide unit, Y-axis slide unit are arranged between two risers,
The Z axis slide unit is vertically arranged on the crossbeam.
4. carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine according to claim 3, it is special
Sign is, ribs is provided between the riser and the bottom plate.
5. carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine according to claim 1, it is special
Sign is that the material extruder structure includes feeding inlet structure and extruder head, and the feeding inlet structure connects passage, described
Extruder head is arranged on the feeding inlet structure, and the feeding inlet structure is installed on the second turntable by a cantilever.
6. a kind of carbon fibre reinforced composite structural member five degree of freedom 3D printing forming method, it is characterised in that using right
It is required that the carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine in 1-5 described in any one, this method
Comprise the following steps：
(1) each mechanism in five degree of freedom 3D printing molding machine is controlled by computer, slides X-axis slide unit, Y-axis slide unit, Z axis
Platform, the first turntable, the second turntable back to zero, return to initial position, then adjust workpiece support platform and be at designated position
Make print area scope maximum；
(2) heating unit is started so that workpiece supporting plate reaches preheating temperature；
(3) carbon fibre reinforced composite is input in material extruder structure by passage, material first melts in passage
Change, reach extruder head position and be in molten condition, with continuous charging, molten material is extruded into fuse from extruder head,
It is molded on workpiece supporting plate；
(4) the model data information that extruder head is exported according to computer walks out printing movement locus；
(5) pass through above procedure, complete five degree of freedom 3D printing.
7. carbon fibre reinforced composite structural member five degree of freedom 3D printing forming method according to claim 6, it is special
Sign is that carbon fibre reinforced composite is accurately controlled silk material and is heated temperature, ensure that silk material reaches vitrifying in feed
It is more than temperature, but not up to molten condition, ensure that silk material has less elasticity energy in bending part, realize that the high accuracy of silk material is folded
Layer.
8. carbon fibre reinforced composite structural member five degree of freedom 3D printing forming method according to claim 6, it is special
Sign is, extruder head can realize that five degree of freedom moves, including X-direction, Y direction, three linear motions of Z-direction and around
X, Z axis rotates two rotary motions.
9. carbon fibre reinforced composite structural member five degree of freedom 3D printing forming method according to claim 6, it is special
Sign is, by controlling the laying path in print procedure come the orientation of control fiber composite material, so as to obtain different complexity
Degree fiber composite structure part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611039583.4A CN107914387A (en) | 2016-11-21 | 2016-11-21 | Carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611039583.4A CN107914387A (en) | 2016-11-21 | 2016-11-21 | Carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine and method |
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| CN107914387A true CN107914387A (en) | 2018-04-17 |
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| CN201611039583.4A Pending CN107914387A (en) | 2016-11-21 | 2016-11-21 | Carbon fibre reinforced composite structural member five degree of freedom 3D printing molding machine and method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109262268A (en) * | 2018-11-21 | 2019-01-25 | 广东省焊接技术研究所（广东省中乌研究院） | A kind of increase and decrease material integration system manufacturing apparatus and its increase and decrease manufacture process |
| CN109279446A (en) * | 2018-11-22 | 2019-01-29 | 江苏科技大学 | A kind of wrapping device and wrapping track approach for tubulose carbon fiber wrapping mechanism |
| CN109623936A (en) * | 2019-01-02 | 2019-04-16 | 苏州领裕电子科技有限公司 | A kind of novel keyboard glue connection line perforating press |
| CN111037922A (en) * | 2019-11-05 | 2020-04-21 | 东北大学 | 3D printer and method for corner-laid carbon fiber/resin composite material product |
| CN112140529A (en) * | 2020-08-17 | 2020-12-29 | 东华大学 | Material increase manufacturing device for composite material with revolution curved surface structure |
| CN112238624A (en) * | 2020-09-21 | 2021-01-19 | 深圳市鸿富诚屏蔽材料有限公司 | Automatic directional ordering equipment and method for heat-conducting fibers in colloid |
| CN112519214A (en) * | 2020-11-16 | 2021-03-19 | 中国计量大学 | 3D printer support and mounting method thereof |
| CN113352602A (en) * | 2021-06-03 | 2021-09-07 | 中国空间技术研究院 | Multifunctional integrated additive manufacturing device |
| CN115464981A (en) * | 2021-06-11 | 2022-12-13 | 东莞市图创智能制造有限公司 | Reciprocating scanning type UV printing equipment applied to panel |
| CN115464987A (en) * | 2021-06-11 | 2022-12-13 | 东莞市图创智能制造有限公司 | Be applied to transport mechanism and printing apparatus of different structure panels |
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| CN105408092A (en) * | 2013-07-18 | 2016-03-16 | 三菱电机株式会社 | Apparatus and method for printing 3d objects using additive manufacturing and material extruder with translational and rotational axes |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109262268A (en) * | 2018-11-21 | 2019-01-25 | 广东省焊接技术研究所（广东省中乌研究院） | A kind of increase and decrease material integration system manufacturing apparatus and its increase and decrease manufacture process |
| CN109279446A (en) * | 2018-11-22 | 2019-01-29 | 江苏科技大学 | A kind of wrapping device and wrapping track approach for tubulose carbon fiber wrapping mechanism |
| CN109279446B (en) * | 2018-11-22 | 2021-03-02 | 江苏科技大学 | Wire winding device and wire winding track method for tubular carbon fiber wire winding mechanism |
| CN109623936A (en) * | 2019-01-02 | 2019-04-16 | 苏州领裕电子科技有限公司 | A kind of novel keyboard glue connection line perforating press |
| CN111037922A (en) * | 2019-11-05 | 2020-04-21 | 东北大学 | 3D printer and method for corner-laid carbon fiber/resin composite material product |
| CN112140529A (en) * | 2020-08-17 | 2020-12-29 | 东华大学 | Material increase manufacturing device for composite material with revolution curved surface structure |
| CN112238624A (en) * | 2020-09-21 | 2021-01-19 | 深圳市鸿富诚屏蔽材料有限公司 | Automatic directional ordering equipment and method for heat-conducting fibers in colloid |
| CN112519214A (en) * | 2020-11-16 | 2021-03-19 | 中国计量大学 | 3D printer support and mounting method thereof |
| CN113352602A (en) * | 2021-06-03 | 2021-09-07 | 中国空间技术研究院 | Multifunctional integrated additive manufacturing device |
| CN115464981A (en) * | 2021-06-11 | 2022-12-13 | 东莞市图创智能制造有限公司 | Reciprocating scanning type UV printing equipment applied to panel |
| CN115464987A (en) * | 2021-06-11 | 2022-12-13 | 东莞市图创智能制造有限公司 | Be applied to transport mechanism and printing apparatus of different structure panels |
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Application publication date: 20180417 |