CN105111948A - Bonding and repair method of automotive plastic part - Google Patents
Bonding and repair method of automotive plastic part Download PDFInfo
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- CN105111948A CN105111948A CN201510643883.2A CN201510643883A CN105111948A CN 105111948 A CN105111948 A CN 105111948A CN 201510643883 A CN201510643883 A CN 201510643883A CN 105111948 A CN105111948 A CN 105111948A
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Abstract
The invention discloses a bonding and repair method of an automotive plastic part, comprising the following steps of 1, distinguishing parent metal; 2, selecting a binder; 3, treating a surface; 4, coating with the binder and bonding; 5, curing; 6, polishing and trimming; 7, testing. The bonding and repair method of the automotive plastic part can realize that the bonding and repair as well as use of the plastic part can be vigorously popularized, and a large number of resources can be saved, the energy consumption is lowered, the environmental pollution is reduced, and great significance for human survival and development can be achieved.
Description
Technical field
The present invention relates to automotive plastic parts reparation bonding applied technical field, be specially a kind of sticky integrate method of automotive plastic parts.
Background technology
Plastics comprise, thermoplastics, thermosetting resin, glass reinforced plastic and carbon-fibre composite.
The application of plastic component on Modern Automobile Body gets more and more, and these plastic component cause the ratio of damage very high in automobile collision accident, their damage type is except distortion, general be all plastic component cut, crackle, break and perforation etc., therefore the bonding process of plastic component is the integral part in automobile plastic component renovation technique.
But prior art does not have a kind of sticky integrate technique can realize the repair of automotive plastic parts, for making up the deficiencies in the prior art, the present invention and then design a kind of novel plastic bonding renovation technique by people and used.
Summary of the invention
The object of the present invention is to provide a kind of sticky integrate method of automotive plastic parts, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme: a kind of sticky integrate method of automotive plastic parts, comprises the following steps: step one, differentiate mother metal; Step 2, selects binding agent; Step 3, surface treatment; Step 4, cloth glue bond; Step 5, solidification; Step 6, polishing arranges; Step 7, inspection.
In step one: before completing trimming and entering bonding operation, first will differentiate by the material properties of sticky plastics, select suitable tackiness agent according to its attribute and implement rational technique for sticking; The differentiation of material properties can adopt label method of identification, hot blast heating method and combustion testing method three kinds of methods.
In step 2: binding agent and adhesive method must carry out choose reasonable according to different plastic master wood property matter, different service requirements; Glass reinforced plastic and carbon-fibre composite can only be pasted with sizing agent and repair.
In step 3: in order to improve the nonpolar of bonded mother metal and wetting property, increase their adhesivity, necessary process must be carried out to adhesive surface.
In step 4: transfer appropriate binding agent; With suitable instrument by tackiness agent even spread to surface to be bonded, note bonding surface should all bonded dose soak, the amount controlling to be coated with again does not prevent involutory to be extruded by excessive afterwards too much, also will can not produce bubble; Two adhesive surfaces are combined and accurately locate pressurization, fixed with fixture if desired; If there is relic sticky benefit to put in place in time.
In step 5: the component after bonding fully solidification just must can carry out next procedure, and most of binding agent can solidify at normal temperatures, but set time and temperature are inversely proportional to, and suitably heats and can shorten set time.
In step 6: treat a kind of physical treatment method carried out on bond plastic surface with emery cloth, wire brush, file or other instrument, suitably coarse surface is to improve wettability and the bounding force of base material.
In step 7: by polishing in step 6, the plastic component put in order is tested, and is up to the standards and directly reuses; Disqualified upon inspection, enter step 2 and again carry out the technique of step 2 to six, until be up to the standards.
As further technical scheme of the present invention: in described step 3: conventional adhesive face surface treatment method has: polishing, sandblasting, flame spray are baked and chemical treatment four kinds, specifically should select according to plastics mother metal attribute and tackiness agent construction requirement;
Polishing, sandblasting, flame must dip sanitising agent with non-woven fabrics after spraying roasting method process or degreaser carries out cleaning and drying up with air blow gun; Directly dry up when adopting chemical treatment method; Adhesive face surface treatment is complete should implement bonding as early as possible, prevents the surface handled well to be sticky with dust greasy dirt or oxidative deformation;
A) a kind of physical treatment method that bond plastic surface is carried out treated by polishing emery cloth, wire brush, file or other instrument, and suitably coarse surface is to improve wettability and the bounding force of base material.
B) sandblasting sandblast machine ejection high speed sand flow, by the effect impacted and rub, treats the physical treatment that bond plastic surface is carried out.
C) flame treating Strong oxdiative flame treats the high temperature physics and chemistry process that bond plastic surface is carried out, and is mainly used in the cementability improving polyolefin plastics.
D) chemical treatment acid or the solution such as alkali or special chemical medicine are treated bond plastic surface and are carried out chemical treatment, make its surface active or passivation.
As further technical scheme of the present invention: in described step 4, the binding agent for two-pack class must strict ratio according to the instructions provided be in harmonious proportion evenly.
As further technical scheme of the present invention: in described step 5, when adopting ambient cure, just must can carry out polishing after 24 hours and arrange or transport installation; Must solidify with ultraviolet lamps irradiates for light-sensitive emulsion bonding; When such as epoxy resin is heated to 50 DEG C, about 30 minutes namely curable; The visual component size of heating method adopts infra-red roast light, baking oven or drying room to carry out.
Compared with prior art, the invention has the beneficial effects as follows: the sticky integrate method of this automotive plastic parts, the sticky integrate that can realize wideling popularize plastic items uses, and can save ample resources, reduces energy consumption, reduce environmental pollution, be significant to survival and development of mankind.
Accompanying drawing explanation
Fig. 1 is process flow sheet of the present invention;
Fig. 2 be treatment agent of the present invention select figure.
Embodiment
Below in conjunction with Figure of description of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention provides a kind of technical scheme: a kind of sticky integrate method of automotive plastic parts, comprises the following steps: step one, differentiate mother metal; Step 2, selects binding agent; Step 3, surface treatment; Step 4, cloth glue bond; Step 5, solidification; Step 6, polishing arranges; Step 7, inspection;
In step one: before completing trimming and entering bonding operation, first will differentiate by the material properties of sticky plastics, select suitable tackiness agent according to its attribute and implement rational technique for sticking; The differentiation of material properties can adopt label method of identification, hot blast heating method and combustion testing method three kinds of methods;
In step 2: binding agent and adhesive method must carry out choose reasonable according to different plastic master wood property matter, different service requirements; Glass reinforced plastic and carbon-fibre composite can only be pasted with sizing agent and repair;
In step 3: in order to improve the nonpolar of bonded mother metal and wetting property, increase their adhesivity, necessary process must be carried out to adhesive surface;
In step 4: transfer appropriate binding agent; With suitable instrument by tackiness agent even spread to surface to be bonded, note bonding surface should all bonded dose soak, the amount controlling to be coated with again does not prevent involutory to be extruded by excessive afterwards too much, also will can not produce bubble; Two adhesive surfaces are combined and accurately locate pressurization, fixed with fixture if desired; If there is relic sticky benefit to put in place in time;
In step 5: the component after bonding fully solidification just must can carry out next procedure, and most of binding agent can solidify at normal temperatures, but set time and temperature are inversely proportional to, and suitably heats and can shorten set time;
In step 6: treat a kind of physical treatment method carried out on bond plastic surface with emery cloth, wire brush, file or other instrument, suitably coarse surface is to improve wettability and the bounding force of base material;
In step 7: by polishing in step 6, the plastic component put in order is tested, and is up to the standards and directly reuses; Disqualified upon inspection, enter step 2 and again carry out the technique of step 2 to six, until be up to the standards.
In described step 3: conventional adhesive face surface treatment method has: polishing, sandblasting, flame spray are baked and chemical treatment four kinds, specifically should select according to plastics mother metal attribute and tackiness agent construction requirement;
Polishing, sandblasting, flame must dip sanitising agent with non-woven fabrics after spraying roasting method process or degreaser carries out cleaning and drying up with air blow gun; Directly dry up when adopting chemical treatment method; Adhesive face surface treatment is complete should implement bonding as early as possible, prevents the surface handled well to be sticky with dust greasy dirt or oxidative deformation;
A) a kind of physical treatment method that bond plastic surface is carried out treated by polishing emery cloth, wire brush, file or other instrument, and suitably coarse surface is to improve wettability and the bounding force of base material;
B) sandblasting sandblast machine ejection high speed sand flow, by the effect impacted and rub, treats the physical treatment that bond plastic surface is carried out;
C) flame treating Strong oxdiative flame treats the high temperature physics and chemistry process that bond plastic surface is carried out, and is mainly used in the cementability improving polyolefin plastics;
D) chemical treatment acid or the solution such as alkali or special chemical medicine are treated bond plastic surface and are carried out chemical treatment, make its surface active or passivation.Fig. 2 is consulted in selecting for the treatment of agent.
In described step 4, the binding agent for two-pack class must strict ratio according to the instructions provided be in harmonious proportion evenly.
In described step 5, when adopting ambient cure, just must can carry out polishing after 24 hours and arrange or transport installation; Must solidify with ultraviolet lamps irradiates for light-sensitive emulsion bonding; When such as epoxy resin is heated to 50 DEG C, about 30 minutes namely curable; The visual component size of heating method adopts infra-red roast light, baking oven or drying room to carry out.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (4)
1. a sticky integrate method for automotive plastic parts, comprises the following steps: step one, differentiates mother metal; Step 2, selects binding agent; Step 3, surface treatment; Step 4, cloth glue bond; Step 5, solidification; Step 6, polishing arranges; Step 7, inspection; It is characterized in that:
S1. in step one: before completing trimming and entering bonding operation, first will differentiate by the material properties of sticky plastics, select suitable tackiness agent according to its attribute and implement rational technique for sticking; The differentiation of material properties can adopt label method of identification, hot blast heating method and combustion testing method three kinds of methods;
S2. in step 2: binding agent and adhesive method must carry out choose reasonable according to different plastic master wood property matter, different service requirements; Glass reinforced plastic and carbon-fibre composite can only be pasted with sizing agent and repair;
S3. in step 3: in order to improve the nonpolar of bonded mother metal and wetting property, increase their adhesivity, necessary process must be carried out to adhesive surface;
S4. in step 4: transfer appropriate binding agent; With suitable instrument by tackiness agent even spread to surface to be bonded, note bonding surface should all bonded dose soak, the amount controlling to be coated with again does not prevent involutory to be extruded by excessive afterwards too much, also will can not produce bubble; Two adhesive surfaces are combined and accurately locate pressurization, fixed with fixture if desired; If there is relic sticky benefit to put in place in time;
S5. in step 5: the component after bonding fully solidification just must can carry out next procedure, and most of binding agent can solidify at normal temperatures, but set time and temperature are inversely proportional to, and suitably heats and can shorten set time;
S6. in step 6: treat a kind of physical treatment method carried out on bond plastic surface with emery cloth, wire brush, file or other instrument, suitably coarse surface is to improve wettability and the bounding force of base material;
S7. in step 7: by polishing in step 6, the plastic component put in order is tested, and is up to the standards and directly reuses; Disqualified upon inspection, enter step 2 and again carry out the technique of step 2 to six, until be up to the standards.
2. the sticky integrate method of a kind of automotive plastic parts according to claim 1, it is characterized in that: in described step 3: conventional adhesive face surface treatment method has: polishing, sandblasting, flame spray are baked and chemical treatment four kinds, specifically should select according to plastics mother metal attribute and tackiness agent construction requirement; Polishing, sandblasting, flame must dip sanitising agent with non-woven fabrics after spraying roasting method process or degreaser carries out cleaning and drying up with air blow gun; Directly dry up when adopting chemical treatment method; Adhesive face surface treatment is complete should implement bonding as early as possible, prevents the surface handled well to be sticky with dust greasy dirt or oxidative deformation.
3. the sticky integrate method of a kind of automotive plastic parts according to claim 1, is characterized in that: in described step 4, and the binding agent for two component classification must be in harmonious proportion evenly in strict accordance with the ratio of regulation.
4. the sticky integrate method of a kind of automotive plastic parts according to claim 1, is characterized in that: in described step 5, when adopting ambient cure, just must can carry out polishing and arrange or transport installation after 24 hours; Must solidify with ultraviolet lamps irradiates for light-sensitive emulsion bonding; When such as epoxy resin is heated to 50 DEG C, about 30 minutes namely curable; The visual component size of heating method adopts infra-red roast light, baking oven or drying room to carry out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510643883.2A CN105111948A (en) | 2015-10-08 | 2015-10-08 | Bonding and repair method of automotive plastic part |
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| CN201510643883.2A CN105111948A (en) | 2015-10-08 | 2015-10-08 | Bonding and repair method of automotive plastic part |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109672813A (en) * | 2018-12-14 | 2019-04-23 | 东莞市章盈五金塑胶制品有限公司 | A kind of brush coating technique of camera accessory |
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2015
- 2015-10-08 CN CN201510643883.2A patent/CN105111948A/en active Pending
Non-Patent Citations (7)
| Title |
|---|
| 本书编委会: "《管道工程安装》", 31 January 2007 * |
| 李健民等: "《工业设备粘接维修》", 31 January 2001 * |
| 李庆军等: "《汽车车身修复及涂装技术》", 31 August 2008 * |
| 李新起: "《汽车车身修复技术》", 31 January 2014, 中央广播电视大学出版社 * |
| 杨光明 等: "《车身修复快速入门》", 30 September 2015, 湖南科学技术出版社 * |
| 黄福堂: "《常用粘合剂》", 31 March 1990 * |
| 黄锐等: "《塑料工程手册》", 30 April 2000 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109672813A (en) * | 2018-12-14 | 2019-04-23 | 东莞市章盈五金塑胶制品有限公司 | A kind of brush coating technique of camera accessory |
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Address after: 201805 Shanghai City, Jiading District Anting Town Road No. 888 room 603 Mo Applicant after: SHANGHAI CHEGONGFANG INTELLIGENT TECHNOLOGY CO.,LTD. Address before: 201805 Shanghai City, Jiading District Anting Town Road No. 888 room 603 Mo Applicant before: SHANGHAI CHEGONGFANG AUTOMOBILE SERVICES Co.,Ltd. |
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Inventor after: Yang Mingzheng Inventor after: Xiao Zhi Inventor after: Xiaominmin Inventor after: Xiao Xinyu Inventor before: Yang Mingzheng Inventor before: Xiao Zhi Inventor before: Wu Chengqiang Inventor before: Qian Hongqiang Inventor before: Zhang Renze |
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Application publication date: 20151202 |