CN110962349A - 3D printing post-treatment grinding process - Google Patents
3D printing post-treatment grinding process Download PDFInfo
- Publication number
- CN110962349A CN110962349A CN201911338073.0A CN201911338073A CN110962349A CN 110962349 A CN110962349 A CN 110962349A CN 201911338073 A CN201911338073 A CN 201911338073A CN 110962349 A CN110962349 A CN 110962349A
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- Prior art keywords
- powder
- polishing
- printed
- piece
- cleaning
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Classifications
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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
- B29C64/30—Auxiliary operations or equipment
- B29C64/379—Handling of additively manufactured objects, e.g. using robots
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
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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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
Abstract
The invention discloses a 3D printing post-treatment grinding process, S1, processing a printed powder block, and cleaning powder on a printed piece through a tool; s2, cleaning the powder on the printed piece, and cleaning the powder on the printed piece through vibration equipment; s3, cleaning the powder in the gap by air of the compressed air pump; s4, polishing the surface of the printed piece by using a stainless steel screen; s5, polishing the gap, and polishing the gap of the printed piece by adopting polishing; s6, polishing; the stainless steel wire mesh is used for polishing the printed piece, polishing can be rapidly achieved, the stainless steel wire mesh is wear-resistant and can be frequently used, powder adhered to the surface of the printed piece is removed by vibration or friction, and the interior of the gap is treated by polishing, so that the printed piece can meet actual requirements.
Description
Technical Field
The invention belongs to the technical field of 3D printing, and particularly relates to a 3D printing post-treatment polishing process.
Background
The 3D printer is basically the same as a common printer in working principle, only the printing materials are different, the printing materials of the common printer are ink and paper, the 3D printer is internally provided with different printing materials such as metal, ceramic, plastic, sand and the like, the printing materials are actual raw materials, after the printer is connected with a computer, the printing materials can be stacked layer by layer through computer control, and finally, a blueprint on the computer is changed into an actual product. Colloquially, a 3D printer is a device that can "print" out real 3D objects, such as printing a robot, printing a toy car, printing various models, even food, and so on. The popular name of the printer refers to the technical principle of a common printer, because the layered processing process is very similar to the ink-jet printing process, and after the printing is finished, the powder on a printed piece needs to be cleaned and polished.
However, in the prior art, for the grinding of the printed matter, by requiring the use of different mesh amounts of sandpaper for grinding, and the abrasive paper needs to be frequently replaced to realize different degrees of smoothness of the surface of the printed piece during polishing, and a large amount of abrasive paper is consumed during polishing by using the abrasive paper, which causes certain consumption, and the sanding of the sandpaper needs to be continuously changed to realize smoothness of different degrees, and the treatment of the gap is inconvenient, even directly not treated, only the powder is cleaned up, thus causing the inner part of the printed piece to be unsmooth, the precision parts are not qualified, and the surface of the sintered printing piece is cleaned directly by a scraper or a brush, the surface of the printed matter is easily abraded during cleaning, so that the printed matter cannot reach the production standard.
To the ubiquitous defect among the current LED lamps and lanterns detection technology, we provide a 3D prints aftertreatment grinding process, realize polishing the surface of printing through stainless wire net, make the realization that the surface of printing can be quick smooth, and stainless wire net is wear-resisting very, use that can be frequent, can not cause a large amount of consumption, and adopt to vibrate or rub and clear away the powder of printing adhesion on the surface, handle to the gap is inside through polishing, make the printing can accord with advantages such as actual demand.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a 3D printing post-treatment polishing process.
In order to achieve the purpose, the invention provides the following technical scheme: A3D printing post-treatment polishing process comprises the following steps:
s1, processing the printed powder block, taking out the printed powder block, determining the approximate position of a printed piece in the powder block by watching a drawing, and cleaning the powder on the printed piece by a tool, a scraper or a brush;
s2, cleaning the powder on the printed matter, wherein a large amount of powder attached to the printed matter still remains on the printed matter after most of the powder is cleaned, and the powder remaining on the printed matter is cleaned by a vibration device or a friction polisher;
s3, cleaning the powder in the gap of the printed piece by air of a compressed air pump after cleaning the powder on the surface, and for the powder which is not convenient to clean in the deep part of the gap, needing to use an iron wire or a fine needle to penetrate the powder;
s4, polishing by using a stainless steel wire mesh, after cleaning, polishing the surface of the printed piece by using the stainless steel wire mesh, polishing the curved surface or the plane of the printed piece during polishing, and after polishing the curved surface or the plane, polishing the gap of the printed piece;
s5, polishing the gap of the printed piece by using a handheld polishing device, stably holding the polished piece during polishing, and conveniently and stably holding the polished piece by holding when polishing the gap by using a handheld polishing device for rotating and adjusting the device;
and S6, polishing, namely coating colors and the like on the surface of the polished part after polishing, and then baking the polished part to form colors.
Preferably, when the powder lump is cleaned in step S1, the operation is performed after the printed material is completely cooled, so as to prevent the printed material from permanently deforming during grinding.
Preferably, the print needs to be cooled at least below sixty degrees celsius, and when there is no thermometer, a metal rod or a powder removing tool is inserted into the powder block, and after 15 minutes if the metal rod is touched by a hand or the powder removing tool still feels hot, the powder removing operation cannot be performed.
Preferably, the powder adhered to the surface of the printed part in the step S2 is not convenient to be cleaned by a scraper, and the powder adhered to the surface is cleaned by a vibration device or a friction sander.
Preferably, the air is pressurized by the air pump in step S3, so that the flour powder can be removed, the powder in the gap can be removed, and when the control cleaning is performed, the printed part needs to be clamped by the clamp, so that the printed part is prevented from being damaged due to the fact that the printed part is washed away by air pressure.
Preferably, in the step S4, the surface of the printed matter is ground through an extremely fine stainless steel wire mesh, the mesh number of the wire mesh is 300 meshes, the pressure is 0.6Mp when grinding is performed, and stable clamping of the printed matter is required when grinding is performed.
Preferably, in step S5, the gap is ground by grinding, the grinding speed should be lower than 600rad/min, five fingers need to hold the printed matter and place the printed matter at the palm during grinding, and the large printed matter needs to be fixed and clamped by a fixing member.
Preferably, the baking temperature in step S6 is kept between fifty and sixty degrees celsius, and the baking time is about fifteen minutes.
The invention has the technical effects and advantages that:
according to the invention, the surface of the printed piece is polished through the stainless steel wire mesh, so that the surface of the printed piece can be rapidly polished, the stainless steel wire mesh is durable and can be repeatedly used, the waste of resources is avoided, the adhered powder is polished by vibration and friction, the printed piece is not damaged, and the inside of the printed piece can be quite smooth by polishing aiming at a gap.
Drawings
FIG. 1 is a schematic flow chart of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A3D printing post-treatment polishing process comprises the following steps:
s1, processing the printed powder block, taking out the printed powder block, determining the approximate position of a printed piece in the powder block by watching a drawing, and cleaning the powder on the printed piece by a tool, a scraper or a brush;
s2, cleaning the powder on the printed matter, wherein a large amount of powder attached to the printed matter still remains on the printed matter after most of the powder is cleaned, and the powder remaining on the printed matter is cleaned by a vibration device or a friction polisher;
s3, cleaning the powder in the gap of the printed piece by air of a compressed air pump after cleaning the powder on the surface, and for the powder which is not convenient to clean in the deep part of the gap, needing to use an iron wire or a fine needle to penetrate the powder;
s4, polishing by using a stainless steel wire mesh, after cleaning, polishing the surface of the printed piece by using the stainless steel wire mesh, polishing the curved surface or the plane of the printed piece during polishing, and after polishing the curved surface or the plane, polishing the gap of the printed piece;
s5, polishing the gap of the printed piece by using a handheld polishing device, stably holding the polished piece during polishing, and conveniently and stably holding the polished piece by holding when polishing the gap by using a handheld polishing device for rotating and adjusting the device;
and S6, polishing, namely coating colors and the like on the surface of the polished part after polishing, and then baking the polished part to form colors.
Preferably, when the powder lump is cleaned in step S1, the operation is performed after the printed material is completely cooled, so as to prevent the printed material from permanently deforming during polishing.
Through the steps, the printed matter can be prevented from being operated without being completely cooled, and the printed matter can be prevented from being permanently deformed and cannot be recovered.
Preferably, the print needs to be cooled at least below sixty degrees celsius, and when there is no thermometer, a metal rod or a powder cleaning tool is inserted into the powder slug, and after 15 minutes if the metal rod is touched by a hand or the powder cleaning tool still feels hot, the powder cleaning operation cannot be performed.
Through the steps, the temperature in the printed piece can be detected under the condition that no temperature measuring equipment is arranged, and the method is simple to use and convenient to operate.
Preferably, the powder adhered to the surface of the printed part in the step S2 is not conveniently cleaned by using a scraper, and the powder adhered to the surface is cleaned by a vibration device or a friction sander.
Through the steps, powder which is sintered and adhered to the surface of the printed piece can be prevented from being cleaned, and the surface of the printed piece cannot be greatly damaged during cleaning.
Preferably, the air is pressurized by the air pump in step S3, so that the flour powder can be removed, the powder in the gap can be removed, and when the cleaning is controlled, the printed part needs to be clamped by the clamp, so that the printed part is prevented from being damaged due to the fact that the printed part is washed away by air pressure.
Preferably, in the step S4, the surface of the printed matter is ground through an extremely fine stainless steel wire mesh, the mesh number of the stainless steel wire mesh is 300 meshes, the pressure is 0.6Mp when grinding is performed, and the printed matter needs to be stably clamped when grinding is performed.
Through the steps, the steel wire mesh can be polished on the surface of the printed piece, the mesh number of the steel wire mesh is dense, the surface of the printed piece can be polished smoothly directly, polishing pressure is light, and the steel wire mesh can be prevented from polishing the surface of the printed piece.
Preferably, in the step S5, the gap is ground by grinding, the grinding speed should be lower than 600rad/min, and five fingers need to hold the printed matter and place the printed matter at the palm during grinding, and the large-sized printed matter needs to be fixed and clamped by a fixing member.
Through the steps, the polishing speed of the part is low, dislocation polishing to a printed piece caused by fixation instability during polishing can be prevented, and the printed piece is damaged.
Preferably, the baking temperature in step S6 is kept between fifty and sixty degrees celsius, and the baking time is about fifteen minutes.
Through the steps, the printed piece can be colored through the baking at the position, and the color of the printed piece cannot be damaged.
The working steps are as follows:
firstly, processing a printed powder block, taking out the printed powder block, then determining the approximate position of a printed piece in the powder block by watching a drawing, and cleaning powder on the printed piece by using a tool, a scraper or a brush;
secondly, cleaning the powder on the printed piece, wherein a large amount of powder attached to the printed piece still remains on the printed piece after most of the powder is cleaned, and the powder remaining on the printed piece is cleaned by using oscillating equipment or a friction polishing machine;
thirdly, cleaning the powder in the gap of the printed piece by air of a compressed air pump after cleaning the powder on the surface, and penetrating out the powder by using an iron wire or a fine needle for the powder which is not convenient to clean in the deep part of the gap;
fourthly, polishing by using a stainless steel wire mesh, after cleaning, polishing the surface of the printed piece by using the stainless steel wire mesh, polishing the curved surface or the plane of the printed piece during polishing, and after polishing the curved surface or the plane, polishing the gap of the printed piece;
fifthly, polishing the gap of the printed part by using a handheld polishing device, stably holding the polished part during polishing, and conveniently rotating and adjusting the device, and stably holding the polished part by holding when polishing the gap;
and sixthly, polishing, namely coating colors and the like on the surface of a polished part after polishing, and then baking the polished part to form colors.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a 3D prints aftertreatment grinding process which characterized in that: the method comprises the following steps: s1, processing the printed powder block, taking out the printed powder block, determining the approximate position of a printed piece in the powder block by watching a drawing, and cleaning the powder on the printed piece by a tool, a scraper or a brush; s2, cleaning the powder on the printed matter, wherein a large amount of powder attached to the printed matter still remains on the printed matter after most of the powder is cleaned, and the powder remaining on the printed matter is cleaned by a vibration device or a friction polisher; s3, cleaning the powder in the gap of the printed piece by air of a compressed air pump after cleaning the powder on the surface, and for the powder which is not convenient to clean in the deep part of the gap, needing to use an iron wire or a fine needle to penetrate the powder; s4, polishing by using a stainless steel wire mesh, after cleaning, polishing the surface of the printed piece by using the stainless steel wire mesh, polishing the curved surface or the plane of the printed piece during polishing, and after polishing the curved surface or the plane, polishing the gap of the printed piece; s5, polishing the gap of the printed piece by using a handheld polishing device, stably holding the polished piece during polishing, and conveniently and stably holding the polished piece by holding when polishing the gap by using a handheld polishing device for rotating and adjusting the device; and S6, polishing, namely coating colors and the like on the surface of the polished part after polishing, and then baking the polished part to form colors.
2. The 3D post-printing treatment grinding process according to claim 1, characterized in that: when the powder lump is cleaned in step S1, the operation needs to be performed after the printed material is completely cooled, so as to prevent the printed material from permanently deforming during polishing.
3. The 3D post-printing treatment grinding process according to claim 2, characterized in that: the cooling of the print needs to be at least below sixty degrees centigrade, and when there is no thermometer, a metal rod or a powder cleaning tool is inserted into the powder block, and after 15 minutes if the metal rod or the powder cleaning tool is touched by hand and still feels hot, the powder cleaning operation cannot be performed.
4. The 3D post-printing treatment grinding process according to claim 1, characterized in that: the powder adhered to the surface of the printed part in the step S2 is not convenient to clean by using a scraper, and the powder adhered to the surface is cleaned by a vibration device or a friction sander.
5. The 3D post-printing treatment grinding process according to claim 1, characterized in that: step S3 is carried out the pressure boost to the air through the air pump, realizes cleaing away the surperficial powder to can clear away the powder in the gap, and when carrying out control clearance, need carry out the centre gripping to the printed matter through anchor clamps, prevent that the printed matter from being washed down by atmospheric pressure, causing the damage.
6. The 3D post-printing treatment grinding process according to claim 1, characterized in that: in the step S4, the surface of the printed matter is ground through a very fine stainless steel wire mesh, the mesh number of the stainless steel wire mesh is 300 meshes, the pressure is 0.6Mp when the printed matter is ground, and the printed matter needs to be stably clamped when the printed matter is ground.
7. The 3D post-printing treatment grinding process according to claim 1, characterized in that: in the step S5, the gap is ground by grinding, the grinding speed should be lower than 600rad/min, and the printing piece needs to be grasped by five fingers during grinding, and the printing piece is placed at the palm, and the large printing piece needs to be fixed and clamped by a fixing member.
8. The 3D post-printing treatment grinding process according to claim 1, characterized in that: the baking temperature in step S6 should be kept between fifty and sixty degrees celsius, and the baking time is about fifteen minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911338073.0A CN110962349A (en) | 2019-12-23 | 2019-12-23 | 3D printing post-treatment grinding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911338073.0A CN110962349A (en) | 2019-12-23 | 2019-12-23 | 3D printing post-treatment grinding process |
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| Publication Number | Publication Date |
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| CN110962349A true CN110962349A (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911338073.0A Withdrawn CN110962349A (en) | 2019-12-23 | 2019-12-23 | 3D printing post-treatment grinding process |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369498A (en) * | 2021-08-10 | 2021-09-10 | 陕西斯瑞新材料股份有限公司 | Surface post-treatment method for 3D printing copper alloy contact material |
| CN113927375A (en) * | 2021-09-15 | 2022-01-14 | 蓝箭航天空间科技股份有限公司 | Automatic support removing method based on 3D metal printing |
| CN114799218A (en) * | 2022-02-22 | 2022-07-29 | 上海镭镆科技有限公司 | Powder cleaning and cleaning method for 3D printing exhaust insert |
-
2019
- 2019-12-23 CN CN201911338073.0A patent/CN110962349A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369498A (en) * | 2021-08-10 | 2021-09-10 | 陕西斯瑞新材料股份有限公司 | Surface post-treatment method for 3D printing copper alloy contact material |
| CN113927375A (en) * | 2021-09-15 | 2022-01-14 | 蓝箭航天空间科技股份有限公司 | Automatic support removing method based on 3D metal printing |
| CN113927375B (en) * | 2021-09-15 | 2022-07-22 | 蓝箭航天空间科技股份有限公司 | Automatic support removing method based on 3D metal printing |
| CN114799218A (en) * | 2022-02-22 | 2022-07-29 | 上海镭镆科技有限公司 | Powder cleaning and cleaning method for 3D printing exhaust insert |
| CN114799218B (en) * | 2022-02-22 | 2024-03-26 | 上海镭镆科技有限公司 | Powder cleaning and cleaning method for 3D printing exhaust insert |
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Application publication date: 20200407 |