CN108499829A - A kind of surface treatment method of the wooden master mold of electric arc spraying mold - Google Patents
A kind of surface treatment method of the wooden master mold of electric arc spraying mold Download PDFInfo
- Publication number
- CN108499829A CN108499829A CN201810354617.1A CN201810354617A CN108499829A CN 108499829 A CN108499829 A CN 108499829A CN 201810354617 A CN201810354617 A CN 201810354617A CN 108499829 A CN108499829 A CN 108499829A
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- Prior art keywords
- epoxy resin
- mold
- electric arc
- master mold
- wooden
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/06—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/546—No clear coat specified each layer being cured, at least partially, separately
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2503/00—Polyurethanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2504/00—Epoxy polymers
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Floor Finish (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a kind of surface treatment methods of the wooden master mold of electric arc spraying mold; by in advance in mould surface spraying epoxy resin adhesive liquid; then in one layer of preferable polyurethane protective film of temperature tolerance of epoxy resin layer surface spraying, and one layer of releasing agent is sprayed to reduce the binding force between polyurethane and epoxy resin between polyurethane and epoxy resin layer.By the present invention treated mold, any surface finish；After electric arc spraying, demoulding efficiency is high, can save 70% 95% demoulding time, improve production efficiency；And it is small to the damage of wooden master tool surface, make wooden master mold is repeatable to utilize, contributes to cost-effective.
Description
Technical field
The present invention relates to a kind of surface treatment methods of the wooden master mold of electric arc spraying mold, belong to die surface processing neck
Domain.
Background technology
Metal arc spraying rapid die-manufacturing technology is using mock-up (or for prototype) as master mold, with the side of electric arc spraying
Method deposits to form certain thickness compact metal coating, i.e. mold shell in master tool surface.Mold shell exact copies prototype
Shape, obtain required mold cavity, complete backing reinforcement, shell demoulding, surface polishing etc. after aftertreatment technologies, i.e.,
It can complete the quick manufacture of mold.Master mold can be used gypsum, timber etc. and be made convenient for the material of digital control processing, can also be used quickly
Prototype or product material object serve as.
Compared with other master mold materials, wood materials are easy to process, and cost is relatively low, and when die size is bigger, wood
The method of bonding post-processing can be used to realize, therefore in actual production in material, mostly uses wood materials and is sprayed as electric arc
Apply the master mold material of fast mould.
And wood materials are due to porous surface, and roughness is larger, and metal alloy is caused to be painted on wood materials mother
Keep metal shell and master tool surface binding force larger due to inlaying when mould surface so that metal shell is extremely difficult de- from master tool surface
It removes, generally requires by hand little by little to take off metal shell from master tool surface, which takes a substantial amount of time, and belongs to " broken
Bad property demoulds ", cause cost to waste.
Invention content
In order to solve the technical problem in the presence of background technology, the present invention proposes a kind of wooden mother of electric arc spraying mold
The surface treatment method of mould is fitted by the wooden master mold that this method is handled with the mold shell binding force obtained after electric arc spraying
In, under the premise of ensureing metal mold shell not buckling deformation, make metal shell be easy to remove from master mold, and do not caused brokenly to master mold
It is bad, to improve production efficiency, reduce production cost.
Technical solution of the invention is：
A kind of surface treatment method of the wooden master mold of electric arc spraying mold, including step 1)：Polish and clear up wooden master mold
Surface makes its surface smooth pieces；It is characterized in that, further includes：
Step 2)：In wooden master tool surface spray epoxy glue；
Step 3)：After epoxy resin adhesive liquid solidification, in its surface spraying releasing agent；
Step 4)：After releasing agent drying, in the surface spraying polyurethane resin of wooden master mold, polyurethane resin drying
Afterwards, i.e., completion is handled.
Further, the spraying of the step 2) epoxy resin adhesive liquid divides 2-5 completion, quiet after spraying each time
Wooden master mold is set, epoxy resin is cured；Cured degree be subject to finger touch it is tack-free, then carry out again next time
Spraying.
The present invention can also be sprayed once, but since wood mold coupled surface porosity is porous, once glue can be made to connect when spraying
Continue and permeated to mould inside, cause glue to waste, and since die surface gap is uneven, primary spraying is also easy to cause
Surface filming is uneven.It sprays by several times, can not only so that surface filming was continuous, but also sizing material can be saved.The continuous meaning of film forming
It is under light-illuminating, mold surface energy forms continuous reflective surface.
Further, step 2) epoxy resin glue of the present invention by weight, consisting of：100 parts of epoxy resin,
30-60 parts of epoxy hardener, 10-30 parts of epoxide diluent；
Its epoxy resin is epoxy resin E-51 or epoxy resin E-44 or epoxy resin E-52, epoxy hardener are poly-
Amide -651 or A50 modified amine curing agents or epoxy hardener T-31；
The preparation temperature of epoxy resin adhesive liquid is 15-28 DEG C, and process for preparation is as follows：
Step 2.1, epoxy resin and epoxide diluent are put into container and are stirred uniformly, obtain solution A；Step
2.2, epoxy hardener is added in solution A, stirs evenly to get to epoxy resin adhesive liquid.
Epoxide-resin glue liquid system of the present invention select one be for meet spraying requirement, second is that due to that may need to spray
Larger-size mold, therefore if it is desired to be heated at high temperature, have demand to heating equipment, therefore selected normal temperature cure body
System does not do rigid requirement to heating, increases the scope of application of this method；
Further, the epoxide diluent in step 2) is alkylidene glycidol ether, butyl glycidyl ether, anhydrous second
One or more of alcohol, epoxide diluent HK-66, acetone and toluene.
Further, the hardening temperature of step 2) epoxy resin glue is 25~120 DEG C.Preferred hardening temperature is 90
It~120 DEG C, can guarantee that epoxy resin has higher curing degree, case hardness and temperature tolerance at this temperature, and can save a large amount of
Firm time.
Further, releasing agent is silicone release in step 3), and the drying temperature of releasing agent is 25~120 DEG C, excellent
The drying temperature of choosing is 105~120 DEG C, which can guarantee the compactness of releasing agent film forming and can greatly shorten film formation time.
Further, polyurethane resin is polyurethane surface finishing coat in step 4).Drying temperature is 18~120 DEG C, and humidity is
20%~90%；Preferred drying temperature is 23~28 DEG C, and humidity is 70%~80%, which can give polyurethane tree
Fat provides optimal rate of drying, and the wearability and heat resistance of the polyurethane resin of final molding are preferably optimized.
Further, mold requires dimensional accuracy, if the epoxy resin of spraying is blocked up, on the one hand can lead to mold
Scale error is larger, greatly to a certain extent, can lead to scrapping for mold；If another aspect epoxy resin layer is blocked up, metal-back
Layer is easy to misplace master mold between in process of setting, so cannot complete " copy " case mold face, so as to cause mold
It scraps, therefore, the thickness in the present invention after the solidification of step 2) epoxy resin glue is less than 20 μm.
The beneficial effects of the present invention are：
1, a kind of surface treatment method of the wooden master mold of electric arc spraying mold of the present invention, in advance in mould surface spraying epoxy
Resin, effect is to carry out sealing of hole to die surface and reduce mold surface roughness, but due to the epoxy resin of normal temperature cure
Temperature tolerance is poor, sprays one layer of preferable polyurethane protective film of temperature tolerance in epoxy resin surface, and in polyurethane and asphalt mixtures modified by epoxy resin
One layer of releasing agent is sprayed between lipid layer to reduce the binding force between polyurethane and epoxy resin.By the present invention treated mould
Tool, any surface finish；After electric arc spraying, demoulding efficiency is high, can save the demoulding time of 70%-95%, improve production
Efficiency；And it is small to the damage of wooden master tool surface, make wooden master mold is repeatable to utilize, contributes to cost-effective.
2, the wooden master mold of the surface treatment method processing by the present invention disclosure satisfy that wanting for spraying when being sprayed
It asks, finally formed metal shell layer and wooden master mold binding force are moderate after electric arc spraying, in the case where not demoulding, edge part
Divide and does not occur lamination；In demoulding, and wooden master mold will not be caused to damage, after demoulding, metal shell layer inner surface is bright and clean,
Not with wooden.
3, a kind of surface treatment method of the wooden master mold of electric arc spraying mold of the present invention, epoxy resin used, releasing agent
And polyurethane resin can hardened forming at normal temperatures, to former without particular/special requirement, and the construction party of spraying can be used
Method, construction efficiency is high, and uniformity is good.
Specific implementation mode
Triggering combination preferred embodiment of the invention from the principle of the present invention below, the present invention is described in detail.
Solution principle：Since wood mold coupled surface porosity is porous, surface roughness is big, therefore in metal spraying by electric arc process
In, molten drop has partial penetration when spraying to die surface, and such metal shell layer after solidification can be with die surface shape
At " mosaic texture ", mutual snap-in force is bigger, causes demoulding difficult, if this programme is in advance in mould surface spraying dried layer
Epoxy resin, main function is to carry out sealing of hole to die surface and reduce mold surface roughness, but due to the ring of normal temperature cure
Oxygen resin temperature tolerance is poor, therefore need to spray one layer of preferable polyurethane protective film of temperature tolerance in epoxy resin surface, and poly-
One layer of releasing agent is sprayed between urethane and epoxy resin layer to reduce the binding force between polyurethane and epoxy resin, to reach just
In the purpose of demoulding.
Chemical reagent used is commercial goods in following example, and polyurethane resin is the prosperous prestige new material share in Shenzhen
The prosperous 145 polyurethane three-proofing coatings of prestige of SINWE of Co., Ltd's production.
Embodiment 1
1) master tool surface sanding burr is fallen, and disposes the clast sundries on surface；
2) epoxy resin adhesive liquid is prepared under the conditions of 23 DEG C, epoxy glue solution by weight, matches as epoxy resin E51：
A50 modified amine curing agents：Epoxide diluent HK-66=100:40:10；
3) one layer of prepared epoxy resin adhesive liquid is sprayed in master tool surface, and 3min is heated under the conditions of 120 DEG C, taken out
It is cooled to room temperature；
4) step 3) is repeated twice；
5) emulsification dimethyl-silicon oil release agent is uniformly sprayed in die surface, and is heated under the conditions of 100 DEG C
Mold taking-up is down to room temperature by 15min；
6) dry at 25 DEG C of temperature, 75% damp condition in one layer of polyurethane resin of the surface spraying for having sprayed releasing agent
15min；
7) it waits for that polyurethane resin is dried, that is, completes the facing operation of the wooden master mold of entire electric arc spraying.
Embodiment 2
1) master tool surface sanding burr is fallen, and disposes the clast sundries on surface；
2) epoxy resin adhesive liquid is prepared under the conditions of 23 DEG C, epoxy glue solution by weight, matches as epoxy resin E51：
A50 modified amine curing agents：Epoxide diluent HK-66=100:40:10；
3) one layer of prepared epoxy resin adhesive liquid is sprayed in master tool surface, hardening is not less than 8h under the conditions of 25 DEG C；
4) step 3) is repeated twice；
5) emulsification dimethyl-silicon oil release agent is uniformly sprayed in die surface, and 30min is dried under the conditions of 25 DEG C；
6) dry at 25 DEG C of temperature, 75% damp condition in one layer of polyurethane resin of the surface spraying for having sprayed releasing agent
15min；
7) it waits for that polyurethane resin is dried, that is, completes the facing operation of the wooden master mold of entire electric arc spraying.
Embodiment 3
1) master tool surface sanding burr is fallen, and disposes the clast sundries on surface；
2) epoxy resin adhesive liquid is prepared under the conditions of 23 DEG C, epoxy glue solution by weight, matches as epoxy resin E51：
A50 modified amine curing agents：Epoxide diluent HK-66=100:40:10；
3) one layer of prepared epoxy resin adhesive liquid is sprayed in master tool surface, and 15min is heated under the conditions of 90 DEG C, taken out
It is cooled to room temperature；
4) step 3) is repeated twice；
5) emulsification dimethyl-silicon oil release agent is uniformly sprayed in die surface, and 15min is heated under the conditions of 100 DEG C
Postcooling is to room temperature；
6) dry at 25 DEG C of temperature, 75% damp condition in one layer of polyurethane resin of the surface spraying for having sprayed releasing agent
15min；
7) it waits for that polyurethane resin is dried, that is, completes the facing operation of the wooden master mold of entire electric arc spraying.
Embodiment 4
1) master tool surface sanding burr is fallen, and disposes the clast sundries on surface；
2) epoxy resin adhesive liquid is prepared under the conditions of 23 DEG C, epoxy glue solution by weight, matches as epoxy resin E51：
Epoxy hardener polyamide -651：Epoxide diluent HK-66：Absolute ethyl alcohol=100:40:15:15；
3) one layer of prepared epoxy resin adhesive liquid and in master tool surface is sprayed, and 20min is heated under the conditions of 90 DEG C, is taken
Go out to be cooled to room temperature；
4) step 3) is repeated one time；
5) emulsification dimethyl-silicon oil release agent is uniformly sprayed in die surface, and 15min is heated under the conditions of 100 DEG C
And it is cooled to room temperature；
6) dry at 25 DEG C of temperature, 75% damp condition in one layer of polyurethane resin of the surface spraying for having sprayed releasing agent
15min；
7) it waits for that polyurethane resin is dried, that is, completes the facing operation of the wooden master mold of entire electric arc spraying.
Embodiment 5
1) master tool surface sanding burr is fallen, and disposes the clast sundries on surface；
2) epoxy resin adhesive liquid is prepared under the conditions of 23 DEG C, epoxy glue solution by weight, matches as epoxy resin E51：
Epoxy hardener T-31：Epoxide diluent HK-66：Absolute ethyl alcohol=100:40:10:10；
3) one layer of prepared epoxy resin adhesive liquid is sprayed in master tool surface, and 15min is heated under the conditions of 90 DEG C, taken out
It is cooled to room temperature；
4) the 2nd layer of epoxy resin is sprayed, and 15min is heated under the conditions of 90 DEG C；
5) emulsification dimethyl-silicon oil release agent is uniformly sprayed in die surface, and is heated under the conditions of 100 DEG C
15min, and it is cooled to room temperature；
6) dry at 25 DEG C of temperature, 75% damp condition in one layer of polyurethane resin of the surface spraying for having sprayed releasing agent
15min；
7) it waits for that polyurethane resin is dried, that is, completes the facing operation of the wooden master mold of entire electric arc spraying.
The following table 1 is the effect list for the embodiment of the present invention.
Table 1
| Demoulding time | Die surface integrality | |
| It is untreated | 8′38″ | It is destroyed |
| Embodiment 1 | 1′27″ | Completely |
| Embodiment 2 | 3′37″ | Completely |
| Embodiment 3 | 2′17″ | Completely |
| Embodiment 4 | 2′29″ | Completely |
| Embodiment 5 | 2′49″ | Completely |
Claims (10)
1. a kind of surface treatment method of the wooden master mold of electric arc spraying mold, including
Step 1)：Wooden master tool surface is polished and cleared up, its surface smooth pieces is made；
It is characterized in that, further including：
Step 2)：In wooden master tool surface spray epoxy glue so that the surface of wooden master mold forms uniform asphalt mixtures modified by epoxy resin
Lipid layer；
Step 3)：In the surface spraying releasing agent of epoxy resin layer；
Step 4)：After releasing agent drying, after the surface spraying polyurethane resin of wooden master mold, polyurethane resin drying, i.e.,
Completion is handled.
2. the surface treatment method of the wooden master mold of electric arc spraying mold according to claim 1, it is characterised in that：
The spraying of the step 2) epoxy resin adhesive liquid divides 2-5 completion to stand wooden master mold after spraying each time, right
Epoxy resin is cured, cured degree be subject to finger touch it is tack-free, then carry out spraying next time again.
3. the surface treatment method of the wooden master mold of electric arc spraying mold according to claim 1 or 2, it is characterised in that：
Step 2) epoxy resin glue by weight, consisting of：100 parts of epoxy resin, 30-60 parts of epoxy hardener,
10-30 parts of epoxide diluent；
Its epoxy resin is epoxy resin E-51 or epoxy resin E-44 or epoxy resin E-52, epoxy hardener are polyamides
Amine -651 or A50 modified amine curing agents or epoxy hardener T-31；
The preparation temperature of epoxy resin adhesive liquid is 15-28 DEG C, and process for preparation is as follows：
Step 2.1, epoxy resin and epoxide diluent are put into container and are stirred uniformly, obtain solution A；
Step 2.2, epoxy hardener is added in solution A, stirs evenly to get to epoxy resin adhesive liquid.
4. the surface treatment method of the wooden master mold of electric arc spraying mold according to claim 3, it is characterised in that：
Epoxide diluent in step 2) is alkylidene glycidol ether, butyl glycidyl ether, absolute ethyl alcohol, epoxide diluent
One or more of HK-66, acetone and toluene.
5. the surface treatment method of the wooden master mold of electric arc spraying mold according to claim 3, it is characterised in that：
The solidification temperature of step 2) epoxy resin glue is 25~120 DEG C.
6. a kind of surface treatment method of wooden master mold of electric arc spraying mold according to claim 3, it is characterised in that：
Releasing agent is silicone release in step 3), and the drying temperature of releasing agent is 25~120 DEG C.
7. a kind of surface treatment method of wooden master mold of electric arc spraying mold according to claim 6, it is characterised in that：
The drying temperature of the step 3) releasing agent is 105~120 DEG C.
8. a kind of surface treatment method of wooden master mold of electric arc spraying mold according to claim 3, it is characterised in that：
Polyurethane resin is polyurethane surface finishing coat in step 4), and the drying temperature of polyurethane resin is 18~120 DEG C, and humidity is
20%~90%.
9. a kind of surface treatment method of wooden master mold of electric arc spraying mold according to claim 8, it is characterised in that：
The drying temperature of polyurethane resin is 23~28 DEG C in step 4), and humidity is 70%~80%.
10. a kind of surface treatment method of wooden master mold of electric arc spraying mold according to claim 9, it is characterised in that：
Thickness after the solidification of step 2) epoxy resin glue is less than 20 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810354617.1A CN108499829B (en) | 2018-04-19 | 2018-04-19 | Surface treatment method for electric arc spraying mould wooden female mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810354617.1A CN108499829B (en) | 2018-04-19 | 2018-04-19 | Surface treatment method for electric arc spraying mould wooden female mould |
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| Publication Number | Publication Date |
|---|---|
| CN108499829A true CN108499829A (en) | 2018-09-07 |
| CN108499829B CN108499829B (en) | 2021-08-06 |
Family
ID=63382858
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810354617.1A Active CN108499829B (en) | 2018-04-19 | 2018-04-19 | Surface treatment method for electric arc spraying mould wooden female mould |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111391190A (en) * | 2020-03-30 | 2020-07-10 | 大连日瑞铸模有限公司 | Composite resin casting mold and manufacturing method thereof |
| CN113201300A (en) * | 2021-03-26 | 2021-08-03 | 陕西黄河新兴设备有限公司 | Foam rubber and preparation method thereof |
| CN114093648A (en) * | 2021-10-18 | 2022-02-25 | 西安航天精密机电研究所 | Method for coating glue on surface of ferrite magnetic ring |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1172005A (en) * | 1996-07-29 | 1998-02-04 | 吴佳勋 | Method of forming bulletproof anticollision vehicle body structure |
| CN101664975A (en) * | 2008-09-04 | 2010-03-10 | 郑州宇通集团有限公司 | Method for preparing LFI-PUR reinforced injection product mold |
| CN102909317A (en) * | 2011-08-05 | 2013-02-06 | 广西玉柴机器股份有限公司 | Sand casting wood former and production method thereof |
| CN103409200A (en) * | 2013-08-16 | 2013-11-27 | 中建三局建设工程股份有限公司 | Wax-inlaid long-acting self-cleaning concrete molding-plate surface layer |
| CN103484812A (en) * | 2013-09-17 | 2014-01-01 | 苏州益群模具有限公司 | Rapid metal electric arc spraying mold making technology |
-
2018
- 2018-04-19 CN CN201810354617.1A patent/CN108499829B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1172005A (en) * | 1996-07-29 | 1998-02-04 | 吴佳勋 | Method of forming bulletproof anticollision vehicle body structure |
| CN101664975A (en) * | 2008-09-04 | 2010-03-10 | 郑州宇通集团有限公司 | Method for preparing LFI-PUR reinforced injection product mold |
| CN102909317A (en) * | 2011-08-05 | 2013-02-06 | 广西玉柴机器股份有限公司 | Sand casting wood former and production method thereof |
| CN103409200A (en) * | 2013-08-16 | 2013-11-27 | 中建三局建设工程股份有限公司 | Wax-inlaid long-acting self-cleaning concrete molding-plate surface layer |
| CN103484812A (en) * | 2013-09-17 | 2014-01-01 | 苏州益群模具有限公司 | Rapid metal electric arc spraying mold making technology |
Non-Patent Citations (4)
| Title |
|---|
| 倪礼忠: "《聚合物基复合材料》", 28 February 2007 * |
| 北京二五一厂: "《玻璃钢工艺和性能》", 30 November 1974, 北京：中国建筑工业出版社 * |
| 安晓燕: "《复合材料制品成型模具设计》", 31 August 2014, 北京：中国建材工业出版 * |
| 沃丁柱: "《复合材料大全》", 31 January 2000, 北京：化学工业出版社 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111391190A (en) * | 2020-03-30 | 2020-07-10 | 大连日瑞铸模有限公司 | Composite resin casting mold and manufacturing method thereof |
| CN111391190B (en) * | 2020-03-30 | 2022-02-15 | 大连日瑞铸模有限公司 | Composite resin casting mold and manufacturing method thereof |
| CN113201300A (en) * | 2021-03-26 | 2021-08-03 | 陕西黄河新兴设备有限公司 | Foam rubber and preparation method thereof |
| CN114093648A (en) * | 2021-10-18 | 2022-02-25 | 西安航天精密机电研究所 | Method for coating glue on surface of ferrite magnetic ring |
| CN114093648B (en) * | 2021-10-18 | 2023-08-04 | 西安航天精密机电研究所 | Gluing method for surface of ferrite magnetic ring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108499829B (en) | 2021-08-06 |
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