CN108274669A - A kind of sanding and polishing method of the transparent rock-like materials in the crack containing 3D printing - Google Patents
A kind of sanding and polishing method of the transparent rock-like materials in the crack containing 3D printing Download PDFInfo
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- CN108274669A CN108274669A CN201810066729.7A CN201810066729A CN108274669A CN 108274669 A CN108274669 A CN 108274669A CN 201810066729 A CN201810066729 A CN 201810066729A CN 108274669 A CN108274669 A CN 108274669A
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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
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C39/10—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
-
- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
-
- 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
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/32—Polishing; Etching
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- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Sampling And Sample Adjustment (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention belongs to rock engineering fields, are related to a kind of containing crack and the transparent rock-like materials sanding and polishing method of hole.The present invention is directed to deficiency and defect in current transparent rock-like materials production method, provides a kind of transparent rock-like materials sanding and polishing method, serves as the crack in rock using 3D printing ellipse thin slice, have the characteristics that with high accuracy.The present invention can be effectively kept the feature that unsaturated-resin brittleness is good, tensile pressure ratio is big, and after crystal resin A glue and crystal resin B glue coating, unsaturated-resin solidification part any surface finish is transparent, can carry out photograph and video record experimentation well.
Description
Technical field
The invention belongs to rock engineering fields, are related to a kind of containing crack and the transparent rock-like materials sanding and polishing side of hole
Method.
Background technology
The defects of rock experienced very long geological structure, and there are a large amount of crack and holes for inside, changes rock
Mechanical characteristic, reduce the ultimate bearing capacity of rock, be easy to happen and cave in and the engineering project disasters such as rock burst.Due in nature
Rock be in complicated geological activity, residing force environment is not quite similar, the shape in crack and preservation side in rock
Formula is multifarious.Therefore the research of the defects of carrying out the crack of sheet containing different shape and complicated Fracture Networks dielectric breakdown behavior,
With important science and engineering significance.
It is a kind of effective side using laboratory test in research engineering rock mechanics and fracturing features rule
Method, due to the difficulty in terms of engineering rock prefabricated crack and eye slit extension.Adopt be prepared manually containing crack and hole
It is a kind of effective means that transparent rock-like materials, which replace natural rock,.It being capable of preferably simulation rock using the good material of brittleness
The mechanical characteristic of material, and select the good material of transparency convenient for observation internal crack expanded configuration and propagation law.At present
Domestic scientific research personnel mostly use greatly unsaturated-resin material as rock-like materials, enbrittle after unsaturated-resin material solidification
Well, the features such as tension and compression are bigger, at low cost, but it is in the curing process, needs to smear vaseline and silicone oil etc. on mold
Releasing agent has some experiments to also need to repeatedly cure, therefore the side surface that test specimen is contacted with mold after unsaturated-resin solidification
There are some defects and curing agent to remain with bottom surface.Due to the distinctive property of unsaturated-resin, unsaturated-resin top after hardening
Face, with air contact surfaces, there are one layer of oiliness thin layers, are similar to frosted glass surface.Therefore camera is used for testing crew
Or when video camera shooting test result, there are prodigious problems, also very not convenient for the analysis of experimental result.
Therefore retain unsaturated-resin test specimen it is excellent brittle on the basis of, by beating test specimen after solidification
Mill, polishing, coating, obtain the test specimen of high transparency, are of great significance for scientific research.
Invention content
The present invention cures surface of test piece quality problems for current unsaturated-resin, provides one kind to containing 3D printing crack
The polishing of transparent rocks test specimen, polishing, method of coating can improve transparent class rock after unsaturated-resin cures by this method
Stone material surface quality obtains bright and clean, transparent rock-like materials containing crack.
To achieve the above object, the present invention uses following technical proposals：
One kind is promoted containing the transparent rock-like materials polishing in crack, polishing, method of coating using 449 type resins, cobalt iso-octoate
Test specimen after agent, methyl ethyl ketone peroxide curing agent solidification simulates rock as rock-like materials using the oval thin slice of 3D printing
Crack in stone, using crystal resin A glue and crystal resin B glue as coating material；
Step 1 prepares the transparent rock-like materials containing crack；
(1-1) prepares frame mold；
5 pieces of glass risers are formed open-topped box by the frame mold using poly (methyl methacrylate) plate as tunnel model；
According to the quantity and size in pre-prepared crack, model of fissuration is pre-designed out in poly (methyl methacrylate) plate frame mold by CAD drawing
In positioning, and on corresponding glass plate design tunnel duct and model of fissuration location hole, then according to CAD drawing set
Meter produces the location hole of tunnel duct and model of fissuration by being cut by laser in poly (methyl methacrylate) plate frame mold；
(1-2) 3D printing ellipse crack；
Oval crack 3-D view is drawn by ProE, the model drawn using 3D printing printing, printed material is used
Polylactic acid high molecule plastic；
The positioning of (1-3) model of fissuration；
It is positioned as the oval thin slice as model of fissuration using tag-line method：It is specific as follows：Using having in step (1-1)
The model of fissuration location hole that making is cut on machine glass plate sequentially passes through each tunnel duct model orientation using soft cotton thread
Hole and the oval model of fissuration being positioned in poly (methyl methacrylate) plate frame module；To which the frame mold in poly (methyl methacrylate) plate is default
Position forms the transparent rock-like materials containing crack as the oval thin slice as crack after demoulding；
The molding of (1-4) transparent rock-like materials containing crack；
Unsaturated-resin material is measured and configured, the tunnel model frame mold in step (1-3) is poured；It is to keep away when pouring
Exempt to generate bubble, frame mold should be flowed by the way of lead rod drainage, the frame mold after pouring is put into 20 DEG C of constant temperature
Cure 12 hours in drying box, waits for that tunnel model has collapsible die after some strength, frame mold is removed；Tunnel after demoulding
Model is put into thermostatic drying chamber, and 75 DEG C of constant temperature conserves 12 hours, thus completes simulation containing the transparent rock-like materials examination in crack
Part whole manufacturing process；
Test specimen polishing, polishing, method of coating after the solidification of step 2 unsaturated-resin；
(2-1) test specimen is polished；
By the test specimen after solidification, using each face of the method uniform grinding test specimen of water mill；It is specific as follows：
It by the test specimen after solidification, is folded up with test specimen folder level, using two kinds of sand paper, a kind of is the coarse sandpaper of 300 mesh, in addition
A kind of is the fine sandpaper of 2000 mesh, and thin conduit is being placed in slow flowing water above test specimen, use successively coarse sandpaper and fine sandpaper with
Test specimen in horizontal direction, polish five minutes respectively, and bruting process terminates by surface of test piece of uniformly polishing back and forth；
(2-2) test specimen polishes；
Using S1M-HS1-100 type polishing machines, 100mm polishes wool wheel, and the test specimen after step (2-1) is polished tries
Part is clamping fixed, and W0.5 antiscuffing pastes are uniformly applied to surface of test piece, is at the uniform velocity polished to surface of test piece using polishing machine；
(2-3) test specimen coating；
By crystal resin A glue and crystal resin B glue according to 3：1 ratio weighs 100g and 30g respectively, pours into disposable modeling
Mixed solution after stirring is put into 60 DEG C of thermostatic drying chambers and places 15 minutes by uniform stirring in material cup, removes mixed solution
In bubble；Plating solution is uniformly applied to surface of test piece using dropper, to prevent coating liquid stream from dropping down to side, use is transparent
Tape-stripping test specimen side, and adhesive tape is made to be higher than test specimen side 10mm, prevent coating hydrorrhea stream；
(2-4) coating cures；
The test specimen for having smeared coating liquid is placed in thermostatic drying chamber and is conserved 6 hours, temperature setting is 60 DEG C, coating solidification
Afterwards, the transparent rocks test material preparation containing crack finishes.
In step 1, a diameter of 1mm of the location hole.
In step 1, the cotton thread used, using the minimum thin cotton thread of toughness, both side ends are bonded by using mightiness belt
On poly (methyl methacrylate) plate, certain bearing capacity is made it have.
In step 2, the S1M-HS1-100 types polishing machine, voltage 220V, power 880W, grinding wheel diameter is
100mm, 13000 revs/min of rotating speed.
In step 1, the unsaturated-resin material of the measurement and configuration, including the solidification of 449 resins, methyl ethyl ketone peroxide
Agent and cobalt iso-octoate accelerating agent, the mass ratio 100 between each component:1:0.2, it measures and configuration is as follows：
1. material measures；
According to design quantity and the mass ratio of each component, raw material are measured：449 resins, methyl ethyl ketone peroxide curing agent and
Cobalt iso-octoate accelerating agent；
2. material configures；
449 resins, methyl ethyl ketone peroxide curing agent and cobalt iso-octoate accelerating agent of measurement are thoroughly mixed, then will
Mixed liquor is put into thermostatic drying chamber and conserves, and thermostatic drying chamber temperature setting is 20 DEG C；
3. moulding by casting and maintenance；
Mixed liquor is drained to moulding by casting in the frame mold for the tunnel model having good positioning by the way of lead rod drainage,
Frame mold after pouring is put into 20 DEG C of thermostatic drying chambers and is cured 12 hours, waits for tearing open after model has some strength
Mould.
6, according to claim 1 a kind of containing the transparent rock-like materials polishing in crack, polishing, method of coating, it is special
Sign is：
In step 2, the measurement and configuration of plating solution wrap and expand crystal resin A glue, crystal resin B glue, between each component
Mass ratio 3：1, it measures and configuration is as follows：
1. material measures；
According to design quantity and the mass ratio of each component, raw material are measured：Crystal resin A glue and crystal resin B glue；
2. material configures；
The crystal resin A glue of measurement and crystal resin B glue are thoroughly mixed, mixed liquor is then put into freeze-day with constant temperature
It is conserved in case, thermostatic drying chamber temperature setting is 60 DEG C, continues 15 minutes；Bubble is eliminated in solution to be mixed, prepared by coating liquid
It finishes.
It is an advantage of the invention that：
1, the oval crack rigidity for the polylactic acid high molecule plastic printing that the present invention uses is small, is beaten using 3D printing technique
The oval crack of print, the oval crack precision relative to hand cutting are high.
2, by the method for polishing as described herein, polishing and coating, table after the unsaturated-resin solidification of effective solution
Face atomizating phenomenon and solidification test specimen and template contacts face mass defect problem.Camera or camera shooting are needed for experimentation
Machine records Crack change situation, has great importance.
Specific implementation mode
The present invention will be further described by the following examples.
Embodiment 1
Standby length of drawing up is 50mm, width 50mm, is highly the sample of 100mm, is made of methacrylate sheet
The box-like mold of square of portion's opening.The size of poly (methyl methacrylate) plate is respectively one piece of bottom plate 120X120mm, two blocks of side plates
120X110mm, in addition two pieces of side plate 50X60mm, thickness 10mm.For convenience of solidification test specimen, the size ratio of poly (methyl methacrylate) plate is real
The sample dimensions that border obtains are bigger.By 3D printing ellipse thin slice, rock fracture is served as, material uses polylactic acid polymer plastic
Material.Oval crack long axis is 20mm, short axle 10mm.Prepare the aperture for needing to thread in advance according to CAD diagram paper.Organic glass
Plank in order, is bonded using binder.It waits for that bonding is secured, sequentially passes through each aperture with soft cotton thread, split for fixation
Gap model.
It measures and configuration, 100g449 resins is measured using disposal plastic cup, using filling crystal resin B glue and promotion
The plastic dropping bottle of agent instills 1g crystal resin B glue and 0.2g accelerating agents into the plastic cup for fill resin respectively, uses stirring rod
Uniform stirring mixed solution in the direction of the clock stirs 5 minutes.Constant temperature by the mixed liquor after stirring evenly as 20 DEG C is done
In dry case, it will be poured into the frame mold for draining the tunnel model having good positioning by the way of lead rod drainage containing mixed liquor
Frame mold after pouring is put into 20 DEG C of thermostatic drying chambers and cures 12 hours by type, waits for that tunnel model has some strength
Form removal later.Test specimen after form removal is single tunnel model.
It measures and configuration is moulded using disposal plastic cup measurement 100g crystal resin A glue using crystal resin B glue is filled
Gob bottle instills 33g crystal resin B glue into the plastic cup for fill resin, and using stirring rod, uniform stirring is mixed in the direction of the clock
Solution is closed, is stirred 15 minutes.By the mixed liquor after stirring evenly as 15 minutes in 60 DEG C of thermostatic drying chamber, mixing is removed
Bubble in solution.Prepared by plating solution completes.
It by the test specimen after solidification, is folded up with test specimen folder level, using two kinds of sand paper, a kind of is the coarse sandpaper of 300 mesh, in addition
A kind of is the fine sandpaper of 2000 mesh, and thin conduit is being placed in slow flowing water above test specimen, uses coarse sandpaper and fine sandpaper successively, with
Test specimen is put down in level, surface of test piece of uniformly polishing back and forth, is polished five minutes respectively, bruting process terminates.After polishing
Test specimen test specimen is clamping fixed, and W0.5 antiscuffing pastes are uniformly applied to surface of test piece, is at the uniform velocity carried out to surface of test piece using polishing machine
Polishing.Plating solution, is uniformly applied to using dropper and puts into practice surface, to prevent coating liquid stream by the plating solution that configuration is completed
It drops down to side, pastes test specimen side using adhesive tape, and adhesive tape is made to be higher than test specimen side 10mm, prevent coating hydrorrhea
Stream.The test specimen for having smeared coating liquid is placed in thermostatic drying chamber and is conserved 6 hours, temperature setting is 60 DEG C, coating solidification, containing splitting
The bright rocks test material preparation of effusion finishes.
Claims (6)
1. one kind is containing the transparent rock-like materials polishing in crack, polishing, method of coating, it is characterised in that：Using 449 type resins, different
Test specimen after sad cobalt accelerator, methyl ethyl ketone peroxide curing agent solidification is as rock-like materials, using the ellipse of 3D printing
Crack in thin slice simulation rock, using crystal resin A glue and crystal resin B glue as coating material；
Step 1 prepares the transparent rock-like materials containing crack；
(1-1) prepares frame mold；
5 pieces of glass risers are formed open-topped box by the frame mold using poly (methyl methacrylate) plate as tunnel model；According to
The quantity and size in pre-prepared crack are pre-designed out model of fissuration in poly (methyl methacrylate) plate frame mold by CAD drawing
Positioning, and the location hole in design tunnel duct and model of fissuration leads to then according to CAD Cartography designings on corresponding glass plate
Cross the location hole that laser cutting produces tunnel duct and model of fissuration in poly (methyl methacrylate) plate frame mold；
(1-2) 3D printing ellipse crack；
Oval crack 3-D view is drawn by ProE, the model drawn using 3D printing printing, printed material uses poly- breast
Sour high molecule plastic；
The positioning of (1-3) model of fissuration；
It is positioned as the oval thin slice as model of fissuration using tag-line method：It is specific as follows：Utilize organic glass in step (1-1)
The model of fissuration location hole that making is cut in glass plate, sequentially passed through using soft cotton thread each tunnel duct model orientation hole and
The oval model of fissuration being positioned in poly (methyl methacrylate) plate frame module；Make to be positioned in the frame mold of poly (methyl methacrylate) plate
For the oval thin slice as crack, the transparent rock-like materials containing crack are formed after demoulding；
The molding of (1-4) transparent rock-like materials containing crack；
Unsaturated-resin material is measured and configured, the tunnel model frame mold in step (1-3) is poured；It is to avoid producing when pouring
Anger bubble should flow into frame mold by the way of lead rod drainage, the frame mold after pouring is put into 20 DEG C of freeze-day with constant temperature
Cure 12 hours in case, waits for that tunnel model has collapsible die after some strength, frame mold is removed；Tunnel model after demoulding
It is put into thermostatic drying chamber, 75 DEG C of constant temperature conserves 12 hours, and it is complete thus to complete simulation transparent rock-like materials test specimen containing crack
Portion's manufacturing process；
Test specimen polishing, polishing, method of coating after the solidification of step 2 unsaturated-resin；
(2-1) test specimen is polished；
By the test specimen after solidification, using each face of the method uniform grinding test specimen of water mill；It is specific as follows：
By the test specimen after solidification, folded up with test specimen folder level, using two kinds of sand paper, a kind of is the coarse sandpaper of 300 mesh, another
For the fine sandpaper of 2000 mesh, thin conduit is being placed in slow flowing water above test specimen, is using coarse sandpaper and fine sandpaper and test specimen successively
In horizontal direction, it uniformly polishes surface of test piece, polishes five minutes respectively, bruting process terminates back and forth；
(2-2) test specimen polishes；
Using polishing machine, 100mm polishes wool wheel, and the test specimen test specimen after step (2-1) is polished is clamping fixed, by antiscuffing paste
It uniformly is applied to surface of test piece, at the uniform velocity surface of test piece is polished using polishing machine；
(2-3) test specimen coating；
By crystal resin A glue and crystal resin B glue according to 3：1 ratio weighs 100g and 30g respectively, pours into disposal plastic cup
Mixed solution after stirring is put into 60 DEG C of thermostatic drying chambers and places 15 minutes by interior uniform stirring, removes in mixed solution
Bubble；Plating solution is uniformly applied to surface of test piece using dropper, to prevent coating liquid stream from dropping down to side, uses adhesive tape
Test specimen side is pasted, and adhesive tape is made to be higher than test specimen side 10mm, prevents coating hydrorrhea stream；
(2-4) coating cures；
The test specimen for having smeared coating liquid is placed in thermostatic drying chamber and is conserved 6 hours, temperature setting is 60 DEG C, after coating solidification,
The transparent rocks test material preparation containing crack finishes.
2. according to claim 1 a kind of containing the transparent rock-like materials polishing in crack, polishing, method of coating, feature exists
In：
In step 1, a diameter of 1mm of the location hole.
3. according to claim 1 a kind of containing the transparent rock-like materials polishing in crack, polishing, method of coating, feature exists
In：
In step 1, the cotton thread used, using the minimum thin cotton thread of toughness, both side ends have been bonded in by using mightiness belt
On machine glass plate, certain bearing capacity is made it have.
4. according to claim 1 a kind of containing the transparent rock-like materials polishing in crack, polishing, method of coating, feature exists
In：
In step 2, the polishing machine, voltage 220V, power 880W, grinding wheel diameter 100mm, 13000 revs/min of rotating speed.
5. according to claim 1 a kind of containing the transparent rock-like materials polishing in crack, polishing, method of coating, feature exists
In：
In step 1, the unsaturated-resin material of the measurement and configuration, including 449 resins, methyl ethyl ketone peroxide curing agent and
Cobalt iso-octoate accelerating agent, the mass ratio 100 between each component:1:0.2, it measures and configuration is as follows：
1. material measures；
According to design quantity and the mass ratio of each component, raw material are measured：449 resins, methyl ethyl ketone peroxide curing agent and different pungent
Sour cobalt accelerator；
2. material configures；
449 resins, methyl ethyl ketone peroxide curing agent and cobalt iso-octoate accelerating agent of measurement are thoroughly mixed, it then will mixing
Liquid is put into thermostatic drying chamber and conserves, and thermostatic drying chamber temperature setting is 20 DEG C；
3. moulding by casting and maintenance；
Mixed liquor is drained to moulding by casting in the frame mold for the tunnel model having good positioning by the way of lead rod drainage, will be poured
Frame mold after building, which is put into 20 DEG C of thermostatic drying chambers, to be cured 12 hours, waits for that model has form removal after some strength.
6. according to claim 1 a kind of containing the transparent rock-like materials polishing in crack, polishing, method of coating, feature exists
In：
In step 2, the measurement and configuration of plating solution, packet expand crystal resin A glue, crystal resin B glue, the quality between each component
Than 3：1, it measures and configuration is as follows：
1. material measures；
According to design quantity and the mass ratio of each component, raw material are measured：Crystal resin A glue and crystal resin B glue；
2. material configures；
The crystal resin A glue of measurement and crystal resin B glue are thoroughly mixed, then mixed liquor is put into thermostatic drying chamber
Maintenance, thermostatic drying chamber temperature setting are 60 DEG C, continue 15 minutes；Bubble is eliminated in solution to be mixed, and the preparation of coating liquid finishes.
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| CN201810066729.7A CN108274669B (en) | 2018-01-24 | 2018-01-24 | Grinding and polishing method for transparent rock-like material containing 3D printing cracks |
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| CN108274669B CN108274669B (en) | 2020-03-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113502039A (en) * | 2021-07-23 | 2021-10-15 | 珠海市三绿实业有限公司 | Marble-imitated 3D printing consumable, production method and production equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103616716A (en) * | 2013-12-04 | 2014-03-05 | 中国石油天然气集团公司 | Double-hole physical model and manufacturing method and application thereof |
| CN104327472A (en) * | 2014-10-17 | 2015-02-04 | 河海大学 | Manufacturing method of rock-internal-crack-simulated expansion transparent material |
| CN106699080A (en) * | 2017-01-04 | 2017-05-24 | 成都理工大学 | Method for making mortar block body model with internal hidden cracks |
-
2018
- 2018-01-24 CN CN201810066729.7A patent/CN108274669B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103616716A (en) * | 2013-12-04 | 2014-03-05 | 中国石油天然气集团公司 | Double-hole physical model and manufacturing method and application thereof |
| CN104327472A (en) * | 2014-10-17 | 2015-02-04 | 河海大学 | Manufacturing method of rock-internal-crack-simulated expansion transparent material |
| CN106699080A (en) * | 2017-01-04 | 2017-05-24 | 成都理工大学 | Method for making mortar block body model with internal hidden cracks |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113502039A (en) * | 2021-07-23 | 2021-10-15 | 珠海市三绿实业有限公司 | Marble-imitated 3D printing consumable, production method and production equipment |
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| CN108274669B (en) | 2020-03-20 |
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