Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
  • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
  • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
  • B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
  • B05B12/20—Masking elements, i.e. elements defining uncoated areas on an object to be coated
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
  • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
  • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
  • B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
  • B05B12/20—Masking elements, i.e. elements defining uncoated areas on an object to be coated
  • B05B12/26—Masking elements, i.e. elements defining uncoated areas on an object to be coated for masking cavities

Definitions

• the present invention relates to a masking material used for protecting a predetermined position of a member so that the coating does not reach the predetermined position.
• the masking material is provided with a pressure-sensitive adhesive layer on the masking material if the portion to be protected is planar or a hole, and is attached to the portion or the hole via the pressure-sensitive adhesive layer.
• a mounting portion is provided by inserting the inserting portion, and the mounting portion is attached by inserting a fitting groove in the masking material in the case of a plate shape, and fitting the fitting groove into the portion. If it is convex, it is attached by forming a fitting portion on the masking material and fitting the portion into the fitting portion. Then, the masking material is removed from the portions after the surface treatment.
• polyolefin is particularly excellent in solvent resistance, and is mixed with an inorganic filler to mechanically reinforce the polyolefin. Since the conductivity is increased and the heat resistance is improved, the masking material can be reused.
• the heat resistance is at most about 150 ° C, and in the surface treatment step requiring more heating, However, there is a problem that the masking material is deformed.
• the present invention provides a masking material made of engineering plastic as means for solving the above-mentioned conventional problems.
• FIG. 1 to 3 show a first embodiment of the present invention.
• FIG. 1 is a perspective view
• FIG. 2 is a sectional view of a masking state
• FIG. 3 is a sectional view of a detached state
• FIG. 6 to 6 show a second embodiment of the present invention.
• FIG. 4 is a perspective view
• FIG. 5 is a sectional view of a masking state
• FIG. 6 is a perspective view when integrally molded
• the drawings are perspective views of the third embodiment
• FIGS. 8 to 10 show the fourth embodiment of the present invention
• FIG. 8 is a perspective view
• FIG. 9 is a sectional view of a masking state
• FIG. FIG. 0 is a sectional view of another masking state
• FIGS. 19 and 20 show a tenth embodiment of the present invention.
• FIG. 19 is a perspective view
• FIG. 19 is a perspective view
• FIG. 19 is a perspective view
• FIG. 20 is a masking cross-sectional view
• FIG. 21 Fig. 26 to Fig. 26 show application examples of the present invention.
• Fig. 21 is a perspective view of an automobile body
• Fig. 22 is an explanatory view of part A
• Fig. 23 is an explanatory view of part B
• Fig. Fig. 24 is an explanatory view of part C
• Fig. 25 is an explanatory view of part D
• Fig. 26 is an explanatory view of part E
• Figs. 27 and 28 show the eleventh embodiment of the present invention.
• Fig. 27 is a perspective view before the masking material is attached
• Fig. 28 is the masking material.
• FIG. 29 to FIG. 31 show a 12th embodiment of the present invention.
• FIG. 29 to FIG. 31 show a 12th embodiment of the present invention.
• FIG. 29 to FIG. 31 show a 12th embodiment of the present invention.
• FIG. 29 to FIG. 31 show a 12th embodiment of the
• FIG. 29 is a perspective view before the masking material is attached
• FIG. FIG. 29 is a sectional view taken along the line A-A in FIG. 29 before the masking material is attached
• FIG. 31 is a sectional view taken along the line A—A in a state in which the masking material is attached
• FIG. 32 and FIG. 32 is a perspective view
• FIG. 33 is a sectional view of a masking state
• FIGS. 34 to 36 show a 14th embodiment of the present invention.
• Fig. 34 is a perspective view
• Fig. 35 is a partial sectional view of the filler port in the masked state
• Fig. 36 is FIGS. 37 to 40 show the fifteenth embodiment of the present invention.
• FIG. 37 is a perspective view
• FIG. 37 is a perspective view
• FIG. 37 is a perspective view
• FIG. 37 is a perspective view
• FIG. 37 is a perspective view
• FIG. 37 is a perspective view
• FIG. 37 is a perspective view
• FIG. 38 is a cross-sectional view of an attached state
• FIG. 9 is a front view of the masking material connection
• FIG. 40 is a cutaway front view of the masking material connection
• FIGS. 41 and 42 show a 16th embodiment of the present invention.
• FIG. 41 is a perspective view
• FIG. 42 is a sectional view of an attached state
• FIGS. 43 to 46 show a 17th embodiment of the present invention
• FIG. 43 is a perspective view
• FIG. 44 is a cross-sectional view of the temporarily fixed state
• FIG. 45 is a cross-sectional view of the mounted state
• FIG. 46 is a front view of the mounted state.
• the engineering plastics used in the present invention include, for example, methylpentene copolymer (TPX), polyethylene terephthalate (PET), polyamide (PA), polycarbonate (PC), and cellulose acetate (CA).
• TPX methylpentene copolymer
• PET polyethylene terephthalate
• PA polyamide
• PC polycarbonate
• CA cellulose acetate
• PSF Polysulfone
• PES polyethersulfone
• PPS polyphenylene sulfide
• PPS polyphenylene ether
• ppE polyamide imide
• PAD polyetherimide
• PEI polyether ether
• Polyamides such as terketone (PEEK), polyimide (PI), polyester (PE), nylon 6, nylon 66, polybutylene terephthalate (PBT), polyallyl ester (PAE), and polyethylene naphthate ( PEN), polyarylene rate Bok (PAR), polyphenylene Kkabi two isoprop
• the above engineering plastics include calcium carbonate Aluminum, magnesium carbonate, barium sulfate, calcium sulfite, magnesium hydroxide, aluminum hydroxide, magnesium oxide, titanium oxide, iron oxide, zinc oxide, alumina, silica, gay alga earth, dolomite, gypsum, talc, Cray, asbestos, My power, calcium gayate, penite, white power, carbon black, iron powder, aluminum powder, stone powder, blast furnace slag, fly ash, synthetic fiber, vegetable fiber, glass fiber, Fillers and reinforcing agents such as carbon fiber, ceramic fiber, and whisker may be mixed.
• the filler is usually added in an amount of about 10 to 200% by weight based on the engineering plastic.
• the above engineering plastics include polyolefins such as polyethylene, polypropylene, ethylene-propylene copolymer, ethylene-vinyl acetate copolymer, polyvinyl chloride, polystyrene, polymethacrylate, polyvinylidene chloride, and styrene-butadiene.
• polyolefins such as polyethylene, polypropylene, ethylene-propylene copolymer, ethylene-vinyl acetate copolymer, polyvinyl chloride, polystyrene, polymethacrylate, polyvinylidene chloride, and styrene-butadiene.
• thermoplastic resins such as evening copolymers and polyamides, or foams of the above-mentioned thermoplastics, polyurethane foams and the like may be mixed or laminated.
• Desirable engineering plastics include polymer alloys of PPE with polyamide, high-impact polystyrene, poly
• the affinity for paints and adhesives may be increased by performing treatments such as corona discharge treatment and primer treatment, or the affinity for paints and adhesives may be decreased by performing release treatment.
• Primers used in the above-mentioned primer treatment include chlorinated polypropylene, modified polyolefin or olefin copolymer such as ethylene-vinyl acetate copolymer, styrene-butadiene rubber, acrylonitrile rubber, chloroprene rubber, and polybutadiene.
• primers having a molecular weight there are primers having a molecular weight, and the above-mentioned primers are used as one kind or as a mixture of two or more kinds.
• the above-mentioned primer is a synthetic resin or rubber having good adhesion to both the above-mentioned engineering plastic paint vehicle or a synthetic resin generally used as an adhesive other than the engineering plastic, or the above-mentioned various primers. Is used.
• Particularly preferred as the above-mentioned primer are acrylic synthetic resins containing quaternary ammonium salts and amino synthetic resins.
• a solution of one or a mixture of two or more of the above-mentioned various primers or emulsion (latex) is used as a material of the above-mentioned masking material. Apply to engineering plastic surface and dry.
• the above engineering The surface of the plastic may be subjected to an affinity treatment.
• an affinity treatment applied to the surface of the engineering plastic there are a flame treatment or sulfuric acid treatment for slightly carbonizing the surface to give an affinity, and a corona discharge treatment for roughening and slightly carbonizing the surface.
• the release agents used for the surface treatment of the above engineering plastics include silicone release agents, fluorine release agents, fatty acid salt release agents, paraffin release agents, and wax release agents. Etc.
• a solution of a mixture of one or more of the above-mentioned various types of primers, an emulsion (latex) or a molten material is used. Apply it to the engineering plastic surface as a masking material and dry it.
• the above engineering plastics may also be colored and separated with pigments or dyes for the purpose of masking site identification.Furthermore, flame retardants, flame retardants, insect repellents, preservatives, antiaging agents, A third component such as an ultraviolet absorber, a chemical foaming agent, or a foaming agent such as a force-type foaming agent may be added. These third components may be added alone or in admixture of two or more.
• the method of forming into a film or sheet and performing vacuum forming and forming into a predetermined shape is a suitable method for mass production.Press molding, blow molding, injection molding, etc. are also applied. May be done.
• the above engineering plastic film or sheet may be either undrawn or drawn.
• Engineering plastics have high heat resistance, and the masking materials made of them have high mechanical strength and do not soften or deform even at temperatures of 150 ° C or more.
• the masking material can be used repeatedly even in the surface treatment having the high-temperature heating step.
• Masking material A is applied to the flat part of the part where the coating should not be applied.
• a masking material (31) is composed of a square box-shaped main body (31) A and an adhesive layer (31) B formed on the lower surface of the main body (31) A. Manufactured by vacuum forming using lens sulfide.
• the adhesive layer (31) B is covered with a release sheet (31) C such as a polyethylene film, a polypropylene film, or release paper. Have been.
• the masking material (31) can be stacked since the adhesive layer (31) B is protected by the release sheet (31) C, which is convenient for transportation and storage.
• the masking material (31) is applied to a part (2) of the member (1) where flat coating should not be applied, and is separated from the releasable sheet (3DC) and then protected. Then, a paint is sprayed on the surface of the member (1) by spraying, and the portion (2) may be provided with a hole, and in this case, the inside of the hole is also covered with the masking material ( 31).
• the masking material (31) is separated by a worker's hand before or after the heat treatment, for example, as shown in FIG.
• the masking material (31) of the present embodiment is made of the sheet as described above, so that it can be easily vacuum formed, and the masking material (31) can be reused without deformation even after the heat treatment. .
• the affinity with the paint is lowered, the paint is easily separated, and when the paint is separated and the masking material is reused, It is even more convenient.
• FIG. 4 and FIG. 5 show a second embodiment of the present invention.
• the masking material (32) is a square box-shaped body (32) A, a flange (32) B provided on the upper edge of the main body (32) A, and an adhesive layer (32) C formed on the lower surface of the main body (32) A.
• the adhesive layer (32) C is covered with a release sheet (32) D.
• the masking material (32) is also applied to the plate-like portion (2) of the member (1) in the same manner as the masking material (31) of the first embodiment, but as shown in FIG. Since the coating film (4) is cut by the flange portion (32) B), the masking material (32) can be easily detached by the operator's hand without being obstructed by the coating film (4). . And, like the masking material of the first embodiment, vacuum forming is easy and reusable.
• the masking material (32) As shown in FIG. 6, it is preferable that a plurality of masking materials (32) are arranged vertically and horizontally from the sheet and vacuum formed integrally.
• cuts or grooves (32) E are provided on one or both sides of the flange portion (32) B of the masking material (32) so that each masking material (32) can be easily torn off by hand.
• the notch or groove (32) E of the flange portion (32) B may be formed integrally during vacuum forming of the masking material (32), or may be formed separately after vacuum forming.
• FIG. 7 shows a third embodiment of the present invention.
• the masking material (33) of this embodiment has a square box-shaped main body (33) with a square box-shaped handle (33) D standing upright from the bottom. ) A and the lower surface of the body (33) A
• the adhesive layer (33) B formed in this manner is made of a polyamide mixed with 40 weight parts of calcium carbonate, and is manufactured by vacuum forming.
• the adhesive layer (33) B is covered with a release sheet (33) C.
• the masking material (33) is used in the same manner as in the first embodiment, but has a handle (33) D, so that attachment and detachment becomes extremely easy. And, like the masking material of the first embodiment, vacuum forming is easy and reusable.
• Masking material B is applied to flat parts and convex parts where the parts should not be painted.
• the masking material B is composed of two layers of a polyetheresterimide mixed with 30% by weight of glass fiber and a polypropylene sheet mixed with 15% by weight of calcium carbonate and 5% by weight of styrene-butene-gene elastomer. It is manufactured by vacuum forming using sheets as the material.
• FIGS. 8 and 9 show a fourth embodiment of the present invention.
• the masking material (34) includes a rectangular container-shaped main body (34) A, a flange (34) B formed on the outer periphery of the upper edge of the main body (34) A, and an upper surface of the flange (34) B.
• the adhesive layer (34) C is formed, and the adhesive layer (34) C is covered with a release sheet (34) D.
• the masking material (34) G is separated and adhered to the part (2) of the member (1) that should not be coated with a flat coating via the adhesive layer (34) C on the upper surface of the flange (34) B. Then, after forming the coating film (4) by painting, the masking material (34) is removed by an operator's hand.
• the portion (2) may be provided with a hole. Further, the masking material (34) of the present embodiment may protect the convex portion (21) by being applied to the convex portion (21) on the surface of the member (1) as shown in FIG.
• the masking material (34) of this embodiment is easy to vacuum form, does not deform even by heat during surface treatment, and can be reused after removal.
• FIGS. 11 and 12 show a fifth embodiment of the present invention.
• the masking material (35) is composed of a cylindrical container-shaped main body (35) A, a flange (35) B formed on the outer periphery of the upper edge of the main body (35) A, and a flange (35) B It comprises a bent portion (35) C formed on the outer periphery and an adhesive layer (35) D formed on the upper surface of the flange (35) B.
• the adhesive layer (35) D has a release sheet ( 35) E is coated.
• the masking material (35) separates the release sheet (35) E from the flange (35) B through the adhesive layer (35) D on the upper surface, for example, a portion of the member (1) having the hole (22). (2), and then a coating film (4) is formed by a paint as shown in FIG. 12.
• the coating film (4) is formed on the flange (35) B of the masking material (35). Bending part (35) Since the masking material (35) is cut by C, the masking material (35) easily comes off by hand without being hindered by the coating film (4). And, like the masking material of the fourth embodiment, vacuum formation is easy and reusable.
• the hole (22) may not be present in the portion (2) of the member (1).
• the masking material C is inserted into the hole of the member to protect the hole.
• the masking material C is made of a sheet of methylpentene copolymer, and is manufactured by vacuum forming.
• the masking material (36) of the present embodiment includes a container-like insertion portion (36) A and a flange portion (36) B formed on the outer periphery of the upper edge of the insertion portion (36) A.
• the masking material (36) protects the inside of the hole (22) by being attached to the hole (22) of the member (1) through the insertion portion (36) A as shown in FIG. Further, the periphery of the hole (22) is protected by the flange (36) B.
• a coating film (4) is formed by painting as shown in FIG. 14, and the inside of the holes (22) and the holes (22) are formed. 22)
• the coating (4) is not formed on the periphery.
• the masking material (36) is usually heated by coating film (4). After the treatment, the masking material (36) is removed by an operator's hand, but the masking material (36) is easy to vacuum form and does not deform even by the heat treatment, and can be reused.
• a primer which has been subjected to a primer treatment using an acrylic synthetic resin containing a quaternary ammonium salt on the surface of the masking material (36) has good adhesion of the paint, and the surface of the masking material can be maintained even after heat treatment. There is no peeling of the paint and thus no contamination of the surroundings by the peeled paint, which is more convenient when the masking material is reused.
• FIG. 15 shows a seventh embodiment of the present invention.
• the masking material (37) of this embodiment has a container-like insertion portion (37) A with a handle (37) C standing upright from the bottom and a flange formed on the outer periphery of the upper edge of the insertion portion (37) A. (37) Consists of B.
• the masking material (37) has the pocket handle (37) C used in the same manner as in the sixth embodiment, attachment and detachment to the hole is extremely easy. And, like the masking material of the sixth embodiment, vacuum forming is easy and reusable.
• FIG. 16 shows an eighth embodiment of the present invention.
• the masking material (38) of this embodiment includes a cruciform container-shaped insertion portion (38) A, a flange portion (38) B formed on the upper edge of the insertion portion (38) A, and the flange portion (38).
• the masking material (38) is attached to the hole (22) of the member (1) through the insertion portion (38) A as in the sixth embodiment. (38) Since the A is a cross, the insertion part is easy to attach and detach because the outer periphery only partially touches the inner wall of the hole. Savings. And, like the masking material of the sixth embodiment, vacuum forming is easy and it can be reused.
• FIGS. 17 and 18 show a ninth embodiment of the present invention.
• the masking material (39) of this embodiment includes a container-like insertion portion (39) A, an upper flange portion (39) B formed on the upper edge of the insertion portion (39) A, and an upper flange portion (39).
• B A peripheral wall portion (39) C hanging down from the peripheral edge, a lower flange portion (39) D protruding from the lower edge of the peripheral wall portion (39) C, and a projecting portion protruding from the center of the bottom surface of the main body (39) A.
• the handle portion (39) E and the ribs (39) F and (39) G formed on the bottom surface of the main body (39) A and the upper flange portion (39) B, respectively, similarly to the sixth embodiment.
• the coating (4) applied to the member (1) is cut by the lower flange (39) D protruding from the lower edge of the peripheral wall (39) C as shown in Fig. 18.
• the removal of the masking material (39) from the hole (22) is therefore more complete.
• the masking material (39) is reinforced by the ribs (39) F and (39) G of the insertion portion (39) A bottom surface and the upper flange portion (39) B, it is difficult to be crushed or broken. And, like the masking material of the sixth embodiment, vacuum forming is easy and reusable.
• Masking material D The masking material D is applied to an eaves-like portion of the member that should not be subjected to surface treatment, and is manufactured by vacuum molding using polycarbonate mixed with 50% by weight of calcium carbonate as a material.
• FIGS. 19 and 20 show a tenth embodiment of the present invention.
• the masking material (310) of the present embodiment comprises a cylindrical container-shaped main body (310) A and a fitting groove (310) B provided from the opening end of the main body (310) A.
• the masking material (310) is fitted through the fitting groove (310) B to the eave-like portion (23) of the member (1) as shown in FIG. Protecting, no coating film (4) is formed on the portion (23). After the treatment, the masking material (310) is manually separated from the portion (23). And vacuum forming is easy and reusable.
• Figs. 21 to 26 show examples in which the above masking materials A, B, C, and D are applied to the soundproofing and vibration-proofing of the floor behind the car body (11) (12).
• the masking material of the present invention is used for each part of A, B, D, E on the floor behind the body (11) (12).
• the hole (22) A of the portion A is a hole for passing through the spring shaft of the front wheel, and since the periphery of the hole (22) A is a seat of the spring, the masking material is used.
• a hole (22) A for example, using the masking material (36) of the sixth embodiment.
• the bolts (21) A for attaching the parts belonging to the part B in FIG. 23 belong to the masking material B, for example, using the masking material (35) of the fifth embodiment.
• the drainage hole (22) B of the C part is protected by using the masking material (37) of the seventh embodiment belonging to the masking material C, for example.
• the bracket (23) A for mounting the parts in section D is protected by using the masking material (310) of the tenth embodiment.
• the inside of the screw hole (22) C is protected by using the masking material (31) of the first embodiment, which belongs to the masking material A, for the part mounting screw hole (22) C in the E section. I do.
• FIGS. 27 and 28 show an eleventh embodiment of the present invention.
• the masking material (311) of the present embodiment protects the bumper (13), and the masking material (311) has a fitting portion fitted to the air inlet (13) A of the bumper (13).
• (311) A is formed, a flange (311) B having a U-shaped cross section is formed on the lower edge of the fitting portion (311) A, and a horizontal rib (311) (311) D a vertical rib (311) E, (31 DF is formed for reinforcement o
• the masking material (311) is attached to the bumper (13) by being fitted into the air inlet (13) A of the bumper (13) through the fitting portion (311) A.
• Lumber The fitting part (311) A of (311) is reinforced by the flange (311) B and deformation is prevented, so that the fitting operation is easy.
• the surface of the flange (311) 8 and the lower edge of the air inlet (13) 13 of the bumper (13) are substantially flush with each other as shown in FIG. 28, so that the adhesive tape (311) G is used. It can be easily fastened on it.
• the masking material (311) of the present embodiment is made of engineering plastic obtained by blending PPE with a polyamide.
• FIGS. 29 to 31 show a 12th embodiment of the present invention.
• the masking material (312) of the present embodiment also protects the bumper (13). That is, the bumper (13) is provided with a pair of left and right air intakes (13) A and (13) A, and a vertical rail (13) is provided inside the air intakes (13) A and (13) A. (13) C and crossbars (13) D, (13) D are provided, and the upper edges of the air intakes (13) A, (13) A are provided with grooves (FIG. 30) as shown in FIG. 13) B and (13) B are formed, and steps (13) E and (13) E are formed on the lower edge.
• the masking material (312) protects the air inlets (13) A and (13) A of the bumper (13) from coating, and the masking material (312) includes the bumper (13).
• a pair of right and left fitting portions (312) A and (312) A to be fitted to the air intakes (13) A and (13) A are formed, and the fitting portions (312) A and (312) A are formed.
• Mating flange on upper edge (312) B and (312) B are formed, and a bent portion (312) and (312) C having a U-shaped cross section is formed at the lower edge.
• D and vertical bar fittings (312) E and (312) E are formed.
• the masking material (312) is fitted to the air inlets (13) A, (13) A of the bumper (13) through fitting portions (312) A, (312) A, and the air inlet (13 ) A, (13) A crosspieces (13) D, (13) D and vertical crosspieces (13) C, (13) C are connected to the crosspiece fittings (312) D, (312) D and the vertical bar fittings (312) E and (312) E are respectively fitted to the bumper (13) by being fitted thereto.
• the fitting flanges (312) A, (312) A and (312) B on the upper edge of (312) A are connected to the air inlets (13) A, (13) A of the bumper (13).
• (13) B, (13) B is fitted into the groove on the upper edge to hold the upper edge without using adhesive tape.
• the lower edges of the fitting portions (312) A and (312) A are reinforced by the bent portions (312) and (312) C, and deformation is prevented, so that the fitting operation is easy.
• the surface of the bent portions (312) and (312) C and the air intakes (13) A of the bumper (13) and the steps (13) E and (13) E of (13) A are the third As shown in FIG. 1, since they are substantially flush with each other, they can be easily fastened from above with an adhesive tape (312) F.
• the masking material (312) of this embodiment is made of the same engineering plastic as the masking material of the first embodiment.
• FIG. 32 and FIG. 33 show a thirteenth embodiment of the present invention.
• the masking material (313) of this embodiment is used to protect a plurality of convex portions of the member.
• the masking material (313) is manufactured by vacuum forming a two-layer sheet similar to that of the fourth embodiment, and includes a main body (313) A and a fitting portion (313) protruding from the main body (313) A. B, (313) B.
• the masking material (313) has fitting portions (313) B and (313) B as shown in FIG. 33 on a plurality of convex portions (21) that are not to be subjected to the surface treatment of the member (1). To protect the projection (21).
• the masking material (313) is easy to vacuum form and can be reused as in the fourth embodiment.
• Reference numeral (14) denotes a lubrication port for a gas tank of an automobile, which includes a hole (14) A, an inner flange portion (14) B formed around the hole (14) A, and an inner flange portion (14). 14) An outer flange portion (14) C formed through a packing groove (14) D on the outside of B, and the inner flange portion (14) B is formed from the outer flange portion (14) C. It is slightly protruding.
• the masking material (314) has a disc-shaped central portion (314) A and an outer peripheral portion (314) C formed outside the disc-shaped central portion (314) A via a positioning groove (314) B.
• a knob (314) D protruding from the surface of the central portion (314) A;
• the adhesive layer (314) E is formed, and is manufactured by vacuum molding using engineering plastics obtained by blending polyamide with PPE mixed with 30% by weight of calcium carbonate.
• the masking material (314) is positioned by fitting the positioning groove (314) B into the inner flange portion (14) B of the lubrication port (14) as shown in FIG. ) C
• the adhesive layer (314) E on the back surface is attached to the lubrication port (14) by adhering to the outer surface of the outer flange portion (14) C.
• FIG. 37 to FIG. 40 show a fifteenth embodiment of the present invention.
• the masking material (315) comprises a main body (315) A having a columnar body (15) A of a columnar body (15) formed with a fitting portion (315) B on the inside, and both side walls (315) of the main body (315) A.
• a reinforcing rib (315) E is formed around the main body (315) A, and it is manufactured similarly using the material of the 14th embodiment.
• the masking material (315) is attached to a pillar (15) which is a pillar, and the villa (15) is composed of a pillar panel body (15) A and an inner panel (15) B. It is composed of a columnar body (15) A and flanges (15) D, (15) D formed along lower edges of both side walls (15), (15) C of the columnar body (15) A.
• the masking material (315) first fits the pillar-shaped main body (15) A of the villa (15) to the main body fitting portion (315) B of the masking material (315).
• the flanges (15) D, (15) D of the pillar (15) to the flange fitting portions (315) D, (315) D of the masking material (315)
• the masking material (315) After attaching the masking material (315) to the leaflet (15) in this way, surface treatment such as painting and plating is performed. After the surface treatment, the masking material (315) is pulled off from the pillar (15).
• a thermoplastic sheet is formed by vacuum forming or press forming and the like, and as shown in FIG.
• a connected masking material (315G) to which (315) is connected is separated from the connected portion (315) F by a cutting jig (6), and the masking material connected product (315) G is cut off as shown in FIG. As shown in the figure, cut off the dotted line in Fig. 40 with a force cutter or scissors. Thus, the masking material (315) was obtained.
• FIGS. 41 and 42 show a 16th embodiment of the present invention.
• the masking material (316) of the present embodiment includes a main body (316) A in which a fitting portion (316) B of a columnar main body (15) A of a columnar body (15) is formed inside, and both sides of the main body (316) A.
• a projection (316) F provided inside a lower wall (316) E formed along a lower edge of the wall (316) (316) C through a step (316) H, and the projection ( Flange fittings (316) D and (316) D are formed on the upper side of 316) F, and a reinforcing rib (316) G is formed around the body (316) A, and the weight of calcium carbonate is 30%.
• It is manufactured by vacuum molding using engineering plastics made by blending polystyrene with PPE mixed with PPE.
• the masking material (316) fits the pillar-shaped main body (15) A of the leaflet (15) into the main body fitting portion (316) B of the masking material (316).
• the flanges (15) D and (15) D of (15) are fitted to the flanges (15) by fitting the flange fitting portions (316) D and (316) D of the masking material (316). Is received.
• FIGS. 43 to 46 show a seventeenth embodiment of the present invention.
• the masking material (317) shown in FIG. 43 has a main body (317) A having a fitting portion (317) B of a columnar body (15) A of a columnar body (15) formed inside, and the main body (3 ⁇ ) ⁇ Flanges (15) D, (15) of the columnar body (15) formed along the lower edge of both side walls (317) and (317) C of D, the flange fitting portions (317) D, (317) D, and the backing portions (317) E, (317) extending from the flange fitting portions (317) D, (317) D. ) E and an upper contact portion (317) F extending upward.
• a reinforcing rib (317) G is formed around the main body (317) A, and the same material is used as in the 16th embodiment. It is manufactured in.
• the masking material (317) is similar to the fourteenth embodiment in that the pillar-shaped main body (15) A of the pillar (15) shown in FIG. 44 is connected to the main body fitting portion (317) B of the masking material (317). And the flanges (15) D and (15) D of the biller (15) are fitted to the flange fitting portions (317) D and (317) D of the masking material (317) to temporarily fix them. Do.
• the backing portions (317) E and (317) E of the masking material (317) are turned back and applied to the back surface of the pillar (15). Secure the superposed part of (317) E, (317) E with adhesive tape (317) H or evening stick.

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• Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
• Application Of Or Painting With Fluid Materials (AREA)

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• 1993
  • 1993-09-29 EP EP93921092A patent/EP0676246B1/de not_active Expired - Lifetime
  • 1993-09-29 DE DE69330140T patent/DE69330140T2/de not_active Expired - Fee Related
  • 1993-09-29 WO PCT/JP1993/001398 patent/WO1995009055A1/ja active IP Right Grant
  • 1993-09-29 AU AU48345/93A patent/AU675665B2/en not_active Ceased
  • 1993-09-29 CA CA002150362A patent/CA2150362C/en not_active Expired - Fee Related

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