CN109352989A - A kind of method of 3D printing lightweight single pendulum - Google Patents
A kind of method of 3D printing lightweight single pendulum Download PDFInfo
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- CN109352989A CN109352989A CN201811441368.6A CN201811441368A CN109352989A CN 109352989 A CN109352989 A CN 109352989A CN 201811441368 A CN201811441368 A CN 201811441368A CN 109352989 A CN109352989 A CN 109352989A
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- single pendulum
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- pendulum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/118—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/386—Data acquisition or data processing for additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/386—Data acquisition or data processing for additive manufacturing
- B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
-
- 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
- B33Y50/00—Data acquisition or data processing for 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
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
Abstract
A kind of method of 3D printing lightweight single pendulum, the present invention relates to 3D printing fields.The present invention is to solve the high technical problems of the error of existing alloy material single pendulum measurement generation.This method: one, the Pendulum Model that format is STL is drawn；Two, model is imported in IEMAI 3D Slice Software, relevant parameter is set, and export the identifiable data file of 3D printer that format is Gcode；Three, gained Gcode file is imported in high temperature 3D printer, is printed with ABS wire rod, obtains single pendulum crude product；Four, it modifies, purge, after cleaning, obtaining lightweight single pendulum.The quality of the lightweight single pendulum is only the 28%~39% of identical size aluminium alloy single pendulum, and high sensitivity can be used for the test of microthrust.
Description
Technical field
The present invention relates to 3D printing fields.
Background technique
MEMS micro-thruster has the features such as light weight, small in size, controllability is strong, and it is advanced to solve limitation micro-nano satellite
Major issue, provide milli ox grade microthrust for micro-nano satellite, for Orbit Transformation, gesture stability, position keep.Micro-thruster
It is the major impetus component of microsatellite, performance is directly related to the extensive use of microsatellite.Exist to adapt to microsatellite
The thrust of Micro-Newton magnitude needed for rail operation, the thrust of micro-thruster is also in Micro-Newton magnitude.In the development of micro-thruster
Cheng Zhong will test its thrust.In the existing commonly used single pendulum test device of test Micro-Newton magnitude thrust, a weight
The component wanted is exactly single pendulum, by lighting the MEMS micro-thruster of face single pendulum, the gas impact single pendulum for spraying it, single pendulum by
After power generate swing, thus come calculate MEMS micro-thruster generation thrust size, but existing single pendulum be generally aluminium conjunction
Gold, titanium alloy material.Due to the quality weight of single pendulum, great error is generated for the measurement of the thrust of Micro-Newton magnitude.Therefore
Design a kind of high-precision, highly sensitive single pendulum seems most important.
Summary of the invention
The present invention is to solve the technical problems that the error of existing alloy material single pendulum measurement generation is excessively high.And provide one
The method of kind 3D printing lightweight single pendulum.
A kind of method of 3D printing lightweight single pendulum of the invention, comprising the following steps:
One, it is charted and is modeled to the carry out equal proportion of single pendulum according to the structure chart of single pendulum with Solidworks mapping software,
Obtain the Pendulum Model that format is STL；
Two, above-mentioned gained model is imported in IEMAI 3D Slice Software, setting relevant parameter: 0.05~0.2mm of thickness,
Packed density 80~95%, 40~100mm/s of print speed, 220~260 DEG C of printhead temperature, 80~100 DEG C of hott bed temperature with
And 70~90 DEG C of inner cavity temperature, the identifiable data file of 3D printer that format is Gcode is exported after completing parameter setting；
Three, gained Gcode file is imported in high temperature 3D printer；ABS wire rod is added in high temperature 3D printer again,
It is printed, obtains single pendulum crude product；
Four, after the single pendulum crude product that step 3 obtains being modified, cleaned, lightweight single pendulum is obtained.
The present invention uses the single pendulum of 3D printer printing, shaping strength, good stability of the dimension, the best single pendulum knot with design
Structure dimensional height coincide, and resulting structures good mechanical performance, can fully meet Micro-thrust test system requirements.
Quality of the present invention through the molding single pendulum structure of 3D is only 1~1.4 gram, is the aluminium alloy single pendulum of identical size
28%~39%, have it is light-weight, space resistance is small, it is simple prepare, repdocutbility height, cheap advantage, can greatly mention
The Micro-thrust test range of test macro is risen, while the design accuracy and machining accuracy of ballistic pendulum test macro can also be promoted.Together
When, which compares conventional metals quality, has higher sensitivity, and then can be obviously improved system pair
In the identification and responsiveness of microthrust.
Detailed description of the invention
Fig. 1 is the front view of the single pendulum of the preparation in embodiment 1；
Fig. 2 is the side view of the single pendulum of the preparation in embodiment 1
Fig. 3 is the structural schematic diagram of single pendulum test device in embodiment 1；
Fig. 4 is the structural schematic diagram of the pendulous device of single pendulum test device in embodiment 1.
Specific embodiment
Specific embodiment 1: a kind of method of 3D printing lightweight single pendulum of present embodiment, comprising the following steps:
One, it is charted and is modeled to the carry out equal proportion of single pendulum according to the structure chart of single pendulum with Solidworks mapping software,
Obtain the Pendulum Model that format is STL；
Two, above-mentioned gained model is imported in IEMAI 3D Slice Software, setting relevant parameter: 0.05~0.2mm of thickness,
Packed density 80~95%, 40~100mm/s of print speed, 220~260 DEG C of printhead temperature, 80~100 DEG C of hott bed temperature with
And 70~90 DEG C of inner cavity temperature, the identifiable data file of 3D printer that format is Gcode is exported after completing parameter setting；
Three, gained Gcode file is imported in high temperature 3D printer；ABS wire rod is added in high temperature 3D printer again,
It is printed, obtains single pendulum crude product；
Four, above-mentioned gained single pendulum crude product is subsequently placed into ultrasound using 2000 mesh fine sandpapers polishing corner and nitrogen purging
Ultrasound is carried out in wave washer and removes remained on surface dust, obtains single pendulum finished product.
Specific embodiment 2: the present embodiment is different from the first embodiment in that ABS wire rod line footpath be 1.7~
2.0mm.It is other same as the specific embodiment one.
Specific embodiment 3: the present embodiment is different from the first and the second embodiment in that the layer being arranged in step 2
Thickness is 0.1~0.15mm.It is other the same as one or two specific embodiments.
Specific embodiment 4: being arranged in step 2 unlike one of present embodiment and specific embodiment one to three
Packed density 85%~90%.It is other identical as one of specific embodiment one to three.
Specific embodiment 5: being arranged in step 2 unlike one of present embodiment and specific embodiment one to four
50~70mm/s of print speed.It is other identical as one of specific embodiment one to four.
Specific embodiment 6: being arranged in step 2 unlike one of present embodiment and specific embodiment one to five
Printhead temperature be 240~250 DEG C.It is other identical as one of specific embodiment one to five.
Specific embodiment 7: being arranged in step 2 unlike one of present embodiment and specific embodiment one to six
85~90 DEG C of hott bed temperature.It is other identical as one of specific embodiment one to six.
Specific embodiment 8: being arranged in step 2 unlike one of present embodiment and specific embodiment one to seven
80~85 DEG C of inner cavity temperature.It is other identical as one of specific embodiment one to seven.
Specific embodiment 9: will in step 3 unlike one of present embodiment and specific embodiment one to eight
The surface of ABS wire rod is coated with paraffin or ultra tiny polytetrafluoroethylene (PTFE) (PTFE).Other phases one of with specific embodiment one to eight
Together.
Present embodiment, surface is coated with the ABS wire rod of paraffin, and in print procedure, paraffin volatilization forms micro- in product
Hole can further decrease the weight of product.Surface is coated with the immiscible of the matrix of ultra tiny polytetrafluoroethylene (PTFE) and surrounding, is formed
Micropore.
Specific embodiment 10: unlike one of present embodiment and specific embodiment one to nine described in step 4
Finishing be with 1500~2000 mesh fine sandpapers polish corner, and nitrogen purge.One of other and specific embodiment one to nine
It is identical.
With verification experimental verification beneficial effects of the present invention below:
Embodiment 1: a kind of method of 3D printing lightweight single pendulum of the present embodiment sequentially includes the following steps:
One, it is charted and is modeled to the carry out equal proportion of single pendulum according to the structure chart of single pendulum with Solidworks mapping software,
Obtain the Pendulum Model that format is STL；Wherein single pendulum is made of swing rod and pendulum, a length of 161mm of swing rod, width 4mm, and thickness is
2mm；A length of 20mm of pendulum, width 20mm, thickness 2mm；Its front view is as shown in Figure 1, side view is as shown in Figure 2；
Two, above-mentioned gained model is imported in IEMAI 3D Slice Software, parameter is set are as follows: thickness 0.1mm, packed density
85%, print speed 60mm/s, 240 DEG C of printhead temperature, 90 DEG C of hott bed temperature and 80 DEG C of inner cavity temperature complete parameter setting
Afterwards, the identifiable data file of 3D printer that export format is Gcode；
Three, gained Gcode file importing Dongguan one is stepped in MAGIC-HT-L type high temperature 3D printer；It is by line footpath again
The ABS wire rod of 1.75mm is added in high temperature 3D printer, is printed, and single pendulum crude product is obtained；
Four, above-mentioned gained single pendulum crude product is subsequently placed into ultrasound using 2000 mesh fine sandpapers polishing corner and nitrogen purging
It is cleaned by ultrasonic in wave washer, removes remained on surface dust, obtain lightweight single pendulum finished product.
The quality for the lightweight single pendulum that the present embodiment obtains is 1.35 grams, and quality is only the aluminium alloy single pendulum of identical size
39%.The single pendulum that the present embodiment is obtained is used for single pendulum test device, the structure chart of the single pendulum test device as shown in figure 3,
Single pendulum test device is made of platform 1, column 2, support frame 3 and pendulous device 4；Support on the platform 1 is arranged in its central post 2
Frame 3 is arranged on column 2, is provided with knife on support frame 3 and holds；Lightweight single pendulum 4-1 that pendulous device 4 is obtained by the present embodiment, pendulum
Frame 4-2, flat crossbeam 4-3, balance nut 4-4, middle knife 4-5 composition；The both ends setting screw thread of flat crossbeam 4-3 is simultaneously matched with balance nut
It closes；Middle knife 4-5 is arranged in the middle part of flat crossbeam 4-3 and the edge of a knife is downward；The both ends of rocker 4-2 are fixed on flat crossbeam 4-3, single pendulum 4-
1 is fixed in the middle part of rocker 4-2.The middle knife 4-5 and the knife on support frame 3 of pendulous device 4 hold cooperation.Pendulous device 4 is as single pendulum
The important component of test device is mounted in single pendulum test device, due to the light weight of single pendulum, it is possible to reduce in Micro-Newton magnitude
Error in thrust test process improves the sensitivity and precision of test.
Embodiment 2: a kind of method of 3D printing lightweight single pendulum of the present embodiment sequentially includes the following steps:
One, it is charted and is modeled to the carry out equal proportion of single pendulum according to the structure chart of single pendulum with Solidworks mapping software,
Obtain the Pendulum Model that format is STL；Wherein single pendulum is made of swing rod and pendulum, a length of 161mm of swing rod, width 4mm, and thickness is
2mm；A length of 20mm of pendulum, width 20mm, thickness 2mm；As shown in Figure 1；
Two, above-mentioned gained model is imported in IEMAI 3D Slice Software, parameter is set are as follows: thickness 0.12mm, filling are close
Degree 85%, print speed 60mm/s, 250 DEG C of printhead temperature, 88 DEG C of hott bed temperature and 80 DEG C of inner cavity temperature are completed parameter and are set
It postpones, the identifiable data file of 3D printer that export format is Gcode；
Three, gained Gcode file importing Dongguan one is stepped in MAGIC-HT-L type high temperature 3D printer；It is by line footpath again
After the ABS wire surface coating paraffin wax of 1.75mm, it is added in high temperature 3D printer, is printed, obtain single pendulum crude product；
Four, above-mentioned gained single pendulum crude product is subsequently placed into ultrasound using 2000 mesh fine sandpapers polishing corner and nitrogen purging
Ultrasound is carried out in wave washer and removes remained on surface dust, obtains lightweight single pendulum finished product.
The quality for the single pendulum that the present embodiment obtains is 1.02 grams, and compared with single pendulum prepared by embodiment 1, quality alleviates again
24%, its quality is only the 29.4% of the aluminium alloy single pendulum of identical size, while intensity is able to satisfy requirement.This is implemented
Observation is truncated in the lightweight single pendulum of example preparation, finds to produce the micropore of rule in inside configuration.Further mitigated with this quality
Single pendulum be assembled into structure single pendulum test device same as Example 1, be further reduced single pendulum test device micro-
The error generated in newton magnitude thrust test process, improves the sensitivity and precision of test again.
Embodiment 3: a kind of method of 3D printing lightweight single pendulum of the present embodiment sequentially includes the following steps:
One, it is charted and is modeled to the carry out equal proportion of single pendulum according to the structure chart of single pendulum with Solidworks mapping software,
Obtain the Pendulum Model that format is STL；Wherein single pendulum is made of swing rod and pendulum, a length of 161mm of swing rod, width 4mm, and thickness is
2mm；A length of 20mm of pendulum, width 20mm, thickness 2mm；As shown in Figure 1；
Two, above-mentioned gained model is imported in IEMAI 3D Slice Software, parameter is set are as follows: thickness 0.12mm, filling are close
Degree 90%, print speed 60mm/s, 260 DEG C of printhead temperature, 100 DEG C of hott bed temperature and 90 DEG C of inner cavity temperature complete parameter
After setting, the identifiable data file of 3D printer that format is Gcode is exported；
Three, gained Gcode file importing Dongguan one is stepped in MAGIC-HT-L type high temperature 3D printer；It is by line footpath again
After the ultra tiny polytetrafluoroethylene (PTFE) that the ABS wire surface coating partial size of 1.75mm is 1~2 micron, it is added to high temperature 3D printer
In, it is printed, obtains single pendulum crude product；
Four, above-mentioned gained single pendulum crude product is subsequently placed into ultrasound using 2000 mesh fine sandpapers polishing corner and nitrogen purging
Ultrasound is carried out in wave washer and removes remained on surface dust, obtains lightweight single pendulum finished product.
The quality for the single pendulum that the present embodiment obtains is 1.00 grams, compared with single pendulum prepared by embodiment 1, Mass lost
26%, its quality is only the 28.9% of the aluminium alloy single pendulum of identical size, while intensity is able to satisfy requirement.This is implemented
Observation is truncated in the lightweight single pendulum of example preparation, and discovery produces irregular micropore in inside configuration.
Claims (10)
1. a kind of method of 3D printing lightweight single pendulum, it is characterised in that method includes the following steps:
One, it is charted and is modeled to the carry out equal proportion of single pendulum, obtained according to the structure chart of single pendulum with Solidworks mapping software
Format is the Pendulum Model of STL；
Two, above-mentioned gained model is imported in IEMAI 3D Slice Software, relevant parameter: 0.05~0.2mm of thickness, filling is set
Density 80~95%, 40~100mm/s of print speed, 220~260 DEG C of printhead temperature, 80~100 DEG C of hott bed temperature and interior
70~90 DEG C of chamber temperature, the identifiable data file of 3D printer that format is Gcode is exported after completing parameter setting；
Three, gained Gcode file is imported in high temperature 3D printer；ABS wire rod is added in high temperature 3D printer again, is carried out
Printing, obtains single pendulum crude product；
Four, it is clear to be subsequently placed into ultrasonic wave using 2000 mesh fine sandpapers polishing corner and nitrogen purging for above-mentioned gained single pendulum crude product
It washes in device and carries out ultrasound removing remained on surface dust, obtain single pendulum finished product.
2. a kind of method of 3D printing lightweight single pendulum according to claim 1, it is characterised in that ABS wire rod line footpath is 1.7
~2.0mm.
3. a kind of method of 3D printing lightweight single pendulum according to claim 1 or 2, it is characterised in that be arranged in step 2
Thickness is 0.1~0.15mm.
4. a kind of method of 3D printing lightweight single pendulum according to claim 1 or 2, it is characterised in that be arranged in step 2
Packed density 85%~90%.
5. a kind of method of 3D printing lightweight single pendulum according to claim 1 or 2, it is characterised in that be arranged in step 2
50~70mm/s of print speed.
6. a kind of method of 3D printing lightweight single pendulum according to claim 1 or 2, it is characterised in that be arranged in step 2
Printhead temperature is 240~250 DEG C.
7. a kind of method of 3D printing lightweight single pendulum according to claim 1 or 2, it is characterised in that be arranged in step 2
85~90 DEG C of hott bed temperature.
8. a kind of method of 3D printing lightweight single pendulum according to claim 1 or 2, it is characterised in that be arranged in step 2
80~85 DEG C of inner cavity temperature.
9. a kind of method of 3D printing lightweight single pendulum according to claim 1 or 2, it is characterised in that described in step 4
Finishing is corner of being polished with 1500~2000 mesh fine sandpapers, and nitrogen purges.
10. a kind of method of 3D printing lightweight single pendulum according to claim 1 or 2, it is characterised in that also wrapped in step 3
It includes the surface paraffine or ultra tiny polytetrafluoroethylene (PTFE) of ABS wire rod.
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| CN108673900A (en) * | 2018-05-22 | 2018-10-19 | 中国建筑局（集团）有限公司 | Solid model 3D printing forming method |
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| US20180189618A1 (en) * | 2017-01-05 | 2018-07-05 | Xyzprinting, Inc. | Method for compensating coloring range of colored 3d object |
| CN106751626A (en) * | 2017-01-13 | 2017-05-31 | 东北林业大学 | Fused glass pellet wheat straw powder composite wire and preparation method thereof and 3D printing method |
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