JP2596096B2 - Window molding and manufacturing method thereof - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a window molding attached to a front window of a vehicle and a method of manufacturing the same.

[Conventional technology]

FIG. 10 is a perspective view of a vehicle, wherein 1 is a vehicle body, 2 is a window plate (windshield glass), 3 is a side window (door glass), 4 is a window molding, 5 is its upper part, and 6 is a side part. is there.

FIG. 11 is a sectional view taken along line AA of FIG. 10 showing a conventional window molding disclosed in Japanese Patent Application Laid-Open No. 62-283017, and FIG.
The figure is a sectional view taken along the line BB.

The window molding 4 is made of a material such as thermoplastic rubber or synthetic resin, and is formed to be long with the core material 12 embedded therein.
A mounting leg 14 extends into the gap 13 from the molding body 4a that covers the same. The molding body 4a has a structure in which ridges 4b and 4c are formed on both sides from the protrusion of the mounting leg 14, and the ridge 4b abuts on the window plate 2 at the upper part 5, but the side part 6 has a window. A groove 8 is formed between the plate 2 and the ridge 4c.
It is in contact with the corner 11 and the side 6 so as to cover the end of the vehicle body panel 7. A plurality of engaging fins 14a are provided on the vehicle body panel 7 side of the mounting legs 14, and the body panel 7
Is engaged with a locking member 15 attached from the step portion 7a to the flange portion 7b. An engaging fin 14b is provided at a lower portion of the mounting leg 14 on the window plate 2 side, and is engaged with an end of the window plate 2. Such a window molding 4 is integrated from the upper portion 5 to the side portion 6 and has a structure in which the ridge 4b is deformed so as to change between the upper portion 5 and the side portion 6.
An opaque print layer 16 is formed on the back surface of the outer peripheral portion of the window plate 2.
Is bonded to the flange portion 7b. 10 is a dam rubber.

In the above-mentioned window molding, in the side part 6, the rainwater 17 on the window plate 2 is collected in the groove 8 and flows down, so that the lateral flow to the side window 3 is prevented.

The manufacturing method of the molding 4 is such that a molding material having a cross-sectional shape of the molding 4 shown in FIG. 11 is formed by extrusion molding, and the ridge 4b is plastically deformed in the direction of the window plate 2 in the upper portion 5; Only 5 has the shape shown in FIG.

However, such a conventional molding 4
Since the deep groove 8 is formed between the ridge 4b and the window plate 2, dirt and the like easily accumulate in the groove 8, and it is difficult to remove the dirt and the like. There is a problem that the appearance is impaired.

As a method of manufacturing the molding 4 having no such grooves 8, a foamed resin in an unfoamed or intermediate foamed state is buried inside the ridge 4b, and the ridge 4b of the side portion 6 is heated and foamed. A method of forming a weir at the tip of a strip has been proposed (JP-A-63-37914). However, in such a method, it is difficult to control the foaming state of the foamed resin, the outer surface is hardly uniform, and there is a problem that it is difficult to obtain a molding 4 having an excellent appearance.

[Problems to be solved by the invention]

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems, to provide a molding having an excellent appearance having a crest at the tip of a ridge of a side portion, and a method of manufacturing a window molding capable of easily manufacturing such a window molding. It is to propose.

[Means for solving the problem]

The present invention is the following window molding and its manufacturing method.

(1) A molding that is continuously and commonly attached along the outer edges of the upper portion, the corner portion, and the side portion of the window plate, the outer edge extending from the upper portion of the window plate to the side portion via the corner portion. A long and integrally formed long molding body attached along the gap with the vehicle body panel, and covers the outer peripheral portion of the window plate from the outside of the vehicle toward the center of the outer surface of the window plate from the molding body. A projecting ridge, extending from the rear surface of the ridge or the molding body toward the outer surface of the window plate, shielding the rear surface side of the molding body, and forming a hollow portion continuous in the longitudinal direction on the rear surface side of the molding body. And a shielding film to be formed. By being located away from the outer surface of the window plate toward the outside of the vehicle, the shielding membrane forms an open shape to form a weir that prevents water on the window plate from flowing across the molding, and In the portion, the ridge is located close to the outer surface of the window plate, so that the shielding film is housed on the back side of the molding body in a closed shape, and the hollow portion is smaller than in the side portion. Window molding.

(2) On the back side of the molding main body, a locking portion for locking to the outer surface of the window plate is provided, and this locking portion is connected to the shielding film, and is substantially closed on the back side of the molding main body. The window molding according to the above (1), wherein the hollow portion is formed.

(3) The window molding according to (1) or (2), wherein the molding body is integrated with a plastically deformable metal core.

(4) The window molding according to any one of (1) to (3) above, wherein the hollow portion is filled with a filling material in the side portion.

(5) The molding body is displaced so as to form a predetermined angle with the mouth open at the side portion with respect to the outer surface of the window plate at the side portion, and to form an angle smaller than the predetermined angle with the mouth closed at the upper portion. ) To (4).

(6) A method of manufacturing a molding which is continuously and commonly attached along the outer periphery of an upper portion, a corner portion, and a side portion of a window plate, wherein the molding is formed from the upper portion of the window plate to the side portion via the corner portion. A continuous and integrally formed long molding body attached along the gap between the outer peripheral edge and the vehicle body panel, and the outer peripheral portion of the window plate from the molding body toward the center of the outer surface of the window plate. A predetermined ridge that protrudes to cover from the outside of the vehicle, and a shielding film that extends from the rear surface of the ridge or the molding body toward the outer surface of the window plate and forms a crevice with the outer surface of the window plate. Forming a long molding material having a cross-sectional shape, and the molding The ridges, so as to be close to the window plate outer surface at the upper portion,
A method of manufacturing a window molding, comprising a step of deforming a shielding film in a housed state.

(7) The method according to (6), wherein a plastically deformable metal core material is integrated with the molding material, and the ridge is deformed by the plastic deformation.

(8) The method according to the above (6) or (7), wherein the ridge is deformed by heating and softening a resin constituting the molding material and plastically deforming the resin.

(Operation)

In the window molding and the method of manufacturing the same according to the present invention, a molding material having a molding body, a ridge and a shielding film is formed by extrusion.
A window molding is manufactured by plastically deforming the ridge of the molding material in a state where the shielding film is housed in a closed shape so as to be close to the window plate in the upper portion.

The molding thus manufactured is mounted and used in the same manner as the conventional one. At this time, the molding body covers the gap between the window plate and the vehicle body panel through the upper portion and the side portion, and the shielding film forms a continuous crevice with the window plate at the side portion.

In this state, the rainwater flowing on the window plate is collected at the side portion and flows down, so that the flow across the molding of the side portion is prevented. In addition, since the shielding film is formed in an open shape and the crest is formed on the tip end side of the ridge, even dust and the like can be easily removed, and the appearance is not impaired.

〔Example〕

FIG. 1 is a sectional view taken along the line AA of FIG. 10, showing window molding according to an embodiment of the present invention, and FIG.
FIG. 13 is a cross-sectional view, in which the same reference numerals as in FIGS. 10 to 12 indicate the same or corresponding parts.

The window plate 2 is made of transparent inorganic glass, or a transparent plate made of polycarbonate resin, acrylic resin, or the like.

The window molding 4 is made of a material such as a flexible thermoplastic rubber such as a soft PVC resin, an ionomer resin, an EVA resin, a transparent CAB resin, or another elastomer resin, or a synthetic resin, in which the core material 12 is embedded. It is long and has a gap 13 between the window plate 2 and the vehicle body panel 7.
A mounting leg 14 extends into the gap 13 from the molding body 4a that covers the space.

The molding body 4a has a structure in which ridges 4b and 4c are formed on both sides from the projecting portion of the mounting leg 14. On the window plate 2 side of the ridge 4b, a locking portion 18 for locking the window plate 2 with an engaging fin 14b provided at a lower portion of the mounting leg 14 on the window plate 2 side is formed. Shielding film connecting the tip and the tip of ridge 4b
19 are provided integrally and form a weir 20 in the side part 6. The shielding film 19 is curved toward the vehicle body panel 7 and has a thin portion 21 at an intermediate portion so as to be easily folded.
The hollow portion 22 may be filled with a filler such as a foam material. The ridge 4b is plastically deformed so that the shielding film 19 is folded inward so as to abut on the window plate 3 in the upper portion 5. The ridge 4c is in contact with the end of the vehicle body panel 7 through the upper part 5 and the side part 6 so as to cover it. An engaging fin is provided on the vehicle body panel 7 side of the mounting leg 14.
Although 14a is provided and abuts on the stepped portion 7a of the vehicle body panel 7, it may be engaged with the locking member 15 as shown in FIGS. 11 and 12. An engaging fin 14b is provided at a lower portion of the mounting leg 14 on the window plate 2 side, and is engaged with an end of the window plate 2.

The core member 12 is made of a metal plate such as a stainless steel plate, an aluminum plate, or a galvanized steel plate having a strength to reinforce rubber or a synthetic resin, and is embedded so as to extend from the molding body 4a to the ridge 4b, and a part of the outer surface is formed. Exposed to the decoration section
23 are formed. When the core material 12 is made of a galvanized steel sheet, it is preferable that a bright metal foil, a sheet, a colored resin sheet, or the like be attached to the decorative portion 23, and that all other portions be buried in the resin. The core member 12 is folded back at the folded portion 24 and extends to the ridge 4b side. Due to plastic deformation of the core member 12 at the folded portion 24, the ridge 4b abuts on the window plate 2 at the upper portion 5, and In the portion 6, a weir 20 is formed between the portion 6 and the window plate 2.

3 to 7 show a method of manufacturing a window molding according to an embodiment of the present invention, FIG. 3 is a system diagram, FIG. 4 is a perspective view of a molding material, FIG. 5 is a plan view of a shaping device, FIG. 6 is a cross-sectional view taken along the line CC, and FIG. 7 is a front view of a part of the molding.

As shown in FIG. 3, the manufacturing method of the molding 4 is as follows. First, a metal foil and a strip material 31 of a resin sheet are supplied from an uncoiler 30 to a roll forming machine 32 to form a core material 12 by roll forming, and this is extruded. The molding material 34 shown in FIG. 4 is formed by extrusion molding of a thermoplastic resin such as PVC resin supplied to the mold 33, and exchanged while cooling in a cooling tank 35.
It is picked up by 36 and cut to a certain size by a cutting machine 37.

The molding material 34 thus obtained is elongated and straight, has the cross-sectional shape shown in FIG. 1, the ridge 4b is separated from the window plate 2 over the entire length, and the shielding film 19 is clogged.
Since it has a shape forming 20, the shaping device 41 performs axis bending and deformation of the ridge 4b.

The shaping device 41 has an upper mold 44 and a lower mold 45 stacked on both upper and lower sides of an intermediate mold 43 having a shape corresponding to the window plate 2,
The molding material 34 is inserted into the shaping groove 46 formed at the open end, and the core material 12 is plastically deformed and deformed. As shown in FIG.
In a state where the ridge 4b and the locking portion 18 are sandwiched between the upper mold 44 and the intermediate mold 43, and the shielding film 19 is folded inward and housed,
The ridges 4b are shaped so as to deform them, and the ridges 4b and the shielding film 19 at the side portions 6 and the corner portions 11 are shaped to maintain the original state.

As shown in FIG. 5, axial bending and deformation are performed by pressing both ends of the molding material 34 with the chuck 47 and applying tension in the X direction to the shaping groove 46 of the shaping device 41 and moving the chuck 47 in the Y direction. Let it. At this time, the core material 12 of the molding material 34 is plastically deformed, and simultaneously with the axial bending, the plastic deformation is also performed at the ridge 4b. This makes the ridge
4b, as shown in FIG. 7, the shielding film 19 is folded inward by the upper part 5 and stored at the corner part 11 as a boundary,
It is deformed so as to contact the window plate 2.

In this case, since the core 12 is plastically deformed around the folded portion 24, without causing excessive deformation in other parts,
Only the ridge 4b can be deformed.

FIG. 8 is a sectional view taken along the line AA of FIG. 10 and FIG. 9 is a sectional view taken along the line BB of the window molding according to another embodiment. In this embodiment, the core material 12 is not embedded, and the molding 4 is entirely made of synthetic resin. In this case, the plastic deformation of the ridge 4b in the upper part 5 is performed by heating and softening the resin.

The above molding 4 is used as follows. First, an opaque print layer 16 was previously formed on the rear surface of the outer peripheral portion of the window plate 2, the dam rubber 10 was attached, and the window molding 4 was attached to the tip of the window plate 2 by the engaging fins 14b and the engaging portions 18. Later, the liquid adhesive 9 is discharged in a string form over the entire periphery (including the lower portion) of the outer peripheral back surface and fitted to the step portion 7a of the vehicle body panel 7, and the engaging fin 14a is engaged with the step portion 7a. In this state, the adhesive 9 is cured and attached.

At this time, the molding 4 covers the gap 13 between the window plate 2 and the vehicle body panel 7 with the molding body 4a,
The ridge 4b abuts on the window plate 2 at the upper part 5 as shown in FIG. 2 and separates at the side part 6 as shown in FIG.
Form 20.

When the molding 4 is used in this state, the rainwater 17 on the window plate 2 is collected by the weir 20 and flows down in the side portion 6, and the lateral flow to the side window 3 is prevented. Further, since the shielding film 19 is formed in an open shape and the weir 20 is formed on the tip end side of the ridge, even if dirt or the like can be easily removed, the appearance is not hindered.

〔The invention's effect〕

In the window molding according to the present invention, the ridge is separated from the vehicle outside at the side portion to form a crest by the shielding film, and the ridge is brought close to the window plate at the upper portion to close the shielding film. A weir can be formed on the tip end side of the ridge to prevent lateral flow of rainwater, and the attached rubber and the like can be easily removed, so that a window molding with excellent appearance can be obtained.

Further, since the manufacturing method of the present invention is such that the ridge having the shielding film forming the crest is deformed by the upper portion,
The window molding as described above can be manufactured by a simple operation.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a sectional view taken along the line AA of FIG. 10, FIG. 2 is a sectional view taken along the line BB of FIG. 10, and FIG. FIG. 4 is a perspective view of a molding material, FIG. 5 is a plan view of a shaping device, FIG. 6 is a cross-sectional view taken along line CC of FIG. 6, FIG. 7 is a front view of a part of the molding, and FIG. Shows a molding of another embodiment.
10 is a sectional view taken along line AA of FIG. 10, FIG. 9 is a sectional view taken along line BB of FIG. 10, FIG. 10 is a perspective view of the vehicle, FIG. 11 is a sectional view taken along line AA of FIG. FIG. 12 is a sectional view taken along the line BB. In each figure, the same reference numerals indicate the same or corresponding parts, 2 is a window plate, 4 is a window molding, 4a
Is a molding body, 4b and 4c are ridges, 5 is an upper part, 6 is a side part, 7 is a body panel, 12 is a core material, 14 is a mounting leg, 19 is a shielding film, 20 is a cough, 30 is an uncoiler, 33
Is an extrusion mold, 34 is a molding material, 41 is a shaping device, 43 is an intermediate mold, 44 is an upper mold, 45 is a lower mold, and 46 is a shaping groove.

Claims (8)

(57) [Claims] 1. A molding which is continuously and commonly attached along outer peripheral edges of an upper portion, a corner portion, and a side portion of a window plate, wherein the molding extends from the upper portion of the window plate to the side portion via the corner portion. A continuous and integrally formed long molding body attached along the gap between the peripheral edge and the vehicle body panel; and an outer peripheral portion of the window plate facing the outer surface center side of the window plate from the molding body to the outside of the vehicle. A ridge that projects from the back of the molding or the main body of the molding toward the outer surface of the window plate, shields the back of the molding main body, and is continuous with the back of the molding main body in the longitudinal direction. A shielding film forming a portion, wherein the side portion has the ridge. Is located away from the outer surface of the window plate toward the outside of the vehicle so that the shielding membrane has an open shape to form a weir to prevent water on the window plate from flowing across the molding, and In the upper portion, since the ridge is located close to the outer surface of the window plate, the shielding film is housed on the back surface side of the molding body in a closed shape, and the hollow portion is smaller than in the side portion. Window molding. 2. A rear surface of the molding body is provided with a locking portion for locking to an outer surface of the window plate. The locking portion and the shielding film are connected to each other, and the rear surface of the molding body is substantially on the back side of the shielding film. 2. A window molding according to claim 1, wherein a substantially hollow cylindrical hollow portion is formed. 3. The molding body according to claim 1, wherein the molding body is integrated with a plastically deformable metal core.
Window molding as described. 4. The window molding according to claim 1, wherein the hollow portion is filled with a filler in the side portion. 5. The molding body is displaced so that an angle of the opening is opened at a side portion with respect to an outer surface of the window plate and an angle of the upper portion is smaller than the angle at which the opening is closed at an upper portion. Window molding according to any one of the above items (1) to (4). 6. A method of manufacturing a molding which is continuously and commonly attached along outer peripheral edges of an upper portion, a corner portion, and a side portion of a window plate, the method comprising: A long, integrally formed body that is attached along the gap between the outer peripheral edge leading to the vehicle body panel and the vehicle body panel; and the outer periphery of the window plate from the molding body toward the center of the outer surface of the window plate. A ridge projecting from the outside of the vehicle to cover the portion, and a shielding film extending from the ridge or the back surface of the molding body toward the outer surface of the window plate and forming a crevice with the outer surface of the window plate. Forming a long molding material having a predetermined cross-sectional shape; The ridges of the ring member, so as to be close to the window plate outer surface at the upper part, the production method of the window molding, which comprises the step of deforming in a state of housing the shielding film. 7. The method according to claim 6, wherein a plastically deformable metal core is integrated with the molding material, and the ridge is deformed by the plastic deformation. 8. The method according to claim 6, wherein the ridges are deformed by heating and softening the resin constituting the molding material and plastically deforming the resin.