JPH05330338A - Window molding - Google Patents

Abstract

PURPOSE:To obtain a window molding in which the same molding material is used from an upper part to a side part and which is formed continuously at a corner part, displays attractive appearance with no joint on its surface, can prevent side flow of rain water on a window plate across the window plate, and is easy to manufacture and install. CONSTITUTION:A mounting leg 14 is formed at the rear of a continuous and integral molding main body 4a which is installed on a clearance 13 between a widow plate 2 and a body panel 7 ranging from the upper part of the window plate 2 to a side part 6 through a corner part. Also a seal tip 4b to cover the outer periphery of the window plate 2 is formed at the upper part 5, and a water receiving part 16 to receive rain water W on the window plate 2 by protrusion 15 constructed with deposited part is formed on the external side of the molding main body 4a at the side part 6.

Description

Detailed Description of the Invention

[0001]

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.

[0002]

2. Description of the Related Art FIG. 10 is a perspective view of a vehicle. 1 is a vehicle body, 2 is a window plate (window shield glass), 3 is a side window (door glass), 4 is a window molding, 5 is an upper part thereof, 6 Is the side part.

FIG. 11 shows the conventional window molding shown in Japanese Utility Model Publication No. 57-54416, A in FIG.
FIG. The molding 4 in the side portion 6 serves as a water receiving portion between the window plate 2 and the molding plate 4a that covers the gap between the window plate 2 and the vehicle body panel (pillar) 7 and that protrudes from the molding body 4a toward the window plate 2 side. The groove 8 is formed. 9
Is an adhesive and 10 is a dam rubber.

In the above window molding, water droplets adhering to the window plate 2 are collected in the grooves 8 and flow down when traveling in the rain, so that they flow laterally across the vehicle body panel (pillar) 7 and into the side window 3. Obstruction of the field of view is prevented.

[0005]

However, in such a conventional window molding, the molding 4 has the ridges 15 formed on the side portions 6, but does not have the ridges 15 formed on the upper portion 5. Therefore, as shown in Japanese Patent Laid-Open No. 61-135824, it is necessary to manufacture molding materials having different cross-sectional shapes for the upper portion 5 and the side portion 6, and in order to integrate these, the corner portion is required. Need to connect at 11. 2 with different cross-sectional shapes
In order to join the two molding materials, it is conceivable to join them by a connecting means such as injection molding, but in this case, burrs and the like are likely to occur at the joining portion and the appearance is likely to be damaged.
In addition, there is a problem in that the number of parts and the number of assembling steps for connection are increased if they are joined using a corner joint or the like.

The present invention has been made to solve the above-mentioned problems. It uses the same molding material from the upper part to the side parts, has a continuously excellent appearance in the corner parts, and has rainwater in the side parts. It is an object of the present invention to provide a window molding that can prevent lateral flow and is easy to manufacture and install.

[0007]

SUMMARY OF THE INVENTION The present invention relates to a continuous integral molding body mounted so as to cover a gap between a window plate and a vehicle body panel extending from an upper portion of a window plate through a corner portion to a side portion, There is an attaching means for attaching the molding body to a predetermined position on the back side of the molding body, and the molding body has a lip formed to cover the outer peripheral portion of the window plate in the upper portion,
The side portion has a protrusion that protrudes toward the outer surface of the molding body and is extruded and welded so as to extend along the longitudinal direction to the corner portion / or near the corner portion, and the upper portion and the side portion. When a continuous molding body with a different cross-sectional shape is installed at a predetermined position along the bend of the corner part, rainwater on the window plate is received by the ridge at the side part, and rainwater crosses the window molding and side windows. The window molding is characterized in that it is a water receiving portion that prevents the water from flowing to the side.

[0008]

In the window molding of the present invention, the same window molding is used through the upper portion and the side portion, and the window molding is attached so as to be continuous along the bend of the corner portion. At this time, the molding body is attached by the attaching means so as to cover the gap between the window plate and the vehicle body panel through the upper portion and the side portion, the lip approaches the surface of the window plate in the upper portion, and the side portion of the window plate in the side portion. To form a continuous water receiver.

In this state, rainwater flowing on the window plate is prevented from being collected in the water receiving portion at the side portion and flowing down, crossing the window molding and flowing laterally to the side window. Although the water receiving part is not formed in the upper part, since the window molding is integrally continuous with the side part at the corner part, a corner member for connection is not necessary and an excellent appearance is exhibited.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows window molding, (a) is a sectional view taken along the line AA of FIG. 10, and (b) is a sectional view taken along the line BB.
The window plate 2 is made of transparent inorganic glass or a transparent resin plate such as polycarbonate resin or acrylic resin.

The window molding 4 is a flexible material such as soft polyvinyl chloride (PVC) resin, ionomer resin, ethylene-vinyl acetate copolymer (EVA) resin, transparent fibrin acetate butyrate (CAB) resin, and other elastomer resin. Made of a material such as a thermoplastic rubber having elasticity, a synthetic resin, or the like, which is formed in a long shape with the core material 12 and the decorative film 12a embedded, and is attached from the molding body 4a that covers the gap 13 between the window plate 2 and the vehicle body panel 7. Mounting legs 14 as means extend into the gap 13.

The molding body 4a is provided with a lip 4 on the window plate 2 side and the vehicle body panel 7 side of the mounting leg 14.
b and 4c are formed, and the ridge 15 composed of an additional portion welded so as to form a weir 16 as a water receiving portion is formed on the outer surface side of the molding body 4a. Flat parts 4 on both sides of the strip 15
d and 4e are formed. The protrusion 15 forms a weir 16 as a water receiving portion in the side portion 6, but does not exist in the upper portion 5, and the lip 4b contacts the window plate 2 with the flat portion 15a formed. ing.

The lip 4c is abutted so as to cover the end of the vehicle body panel 7 through the upper portion 5 and the side portion 6. An engagement fin 14a is provided on the vehicle body panel 7 side of the mounting leg 14.
Is provided and is engaged with the step portion 7a of the vehicle body panel 7. An engaging fin 14b is provided on the lower portion of the mounting leg 14 on the side of the window plate 2 and engages with an end portion of the window plate 2. 9 is an adhesive, 10 is a dam rubber, 1
7 is an opaque print layer.

2 to 6 show a method of manufacturing the window molding 4, FIG. 2 is a system diagram, FIG. 3 (a),
4B is a cross-sectional view of the extrusion mold and the joining device, FIG.
(A) is a left side view of the joining device, (b) is a perspective view thereof, FIG. 5 is a right side view of the extrusion molding die, and FIG. 6 is a graph showing a delivery amount and a cutter displacement amount.

The method of manufacturing the molding 4 will first be described with reference to FIG.
As shown in FIG. 2, a core material 12 having a low elasticity such as a metal plate, a polyester-based resin sheet, strands of glass fiber, carbon fiber, or the like is sent from the uncoiler 18 through a pinch roller 19, and the uncoiler 18a is weather-resistant. The decorative film 12a having the If it is necessary that the cross-sectional shape of the core material 12 is irregular, a roll forming machine may be provided instead of the pinch roller 19. It is desirable to apply an adhesive or the like to the core material 12 and the decorative film 12a in advance.

The core material 12 is supplied to the extrusion mold 21 together with the decorative film 12a while the delivery amount is detected by the delivery amount detection device 20 such as a rotary encoder, and at the same time, a thermoplastic resin such as PVC resin is supplied to the extrusion mold 21. The common portion extruding hole 21a and the additional portion extruding hole 21b are supplied to extrude the common portion 22a and the additional portion 22b. Then, according to the signal from the control device 23 according to the delivery amount of the core material 12, while the resin is in the softened state immediately after extrusion, the joining device 2
4, the common portion 22a and the additional portion 22b are welded and separated, and the additional portion 22b is cut to obtain the resin molded product 2
Mold 2. Thereafter, while being cooled in the cooling tank 25, it is taken out by the take-up machine 26 and cut into a predetermined size by the cutting machine 27 to obtain the molding 4.

Details of the extrusion mold 21 and the joining device 24 are shown in FIGS. 3 and 4, wherein FIG. 3 (a) shows a welded state and FIG. 3 (b) shows a separated state. The extrusion mold 21 has a common portion extrusion hole 21a for extruding a common portion 22a having a cross-sectional shape corresponding to FIG. 1B, and an additional portion 22b having a cross-sectional shape corresponding to the ridge 15 of FIG. 1A. Extrusion part extrusion hole 2
With 1b.

The joining device 24 is in contact with the outlet of the addition portion extrusion hole 21b of the extrusion molding die 21 and reciprocally rotates in a guide wheel 31.
And the common portion receiving groove 32 formed in the peripheral portion of the guide wheel 31.
And an additional portion receiving groove 33, a cutter 34 protruding from the additional portion receiving groove 33 to the peripheral portion, and a drive shaft 35 for driving the guide wheel 31.

The length of the side portion 6 of the molding 4 is 1
_If the length of the corner portion 11 is l ₂ and the length of the upper portion 5 is l ₃ , the relationship between the delivery amount of the core 12 and the displacement amount of the cutter 34 of the joining device 24 is as shown in FIG. Become.

That is, as shown in FIG. 3 (a), extrusion molding is performed with the cutter 34 in contact with the lower end of the outlet of the additional portion extrusion hole 21b, and the additional portion 22b is inserted into the additional portion receiving groove 3a.
3 and welds to the common part 22a. And the core material 1
When the delivery amount l _{1 of} 2 is detected by the delivery amount detection device 20, the drive shaft 35 is rotated at a predetermined rotation speed by a servo motor (not shown) in response to a command from the control device 23 to move the cutter 34. Displace. As a result, the bite amount of the cutter 34 increases.

Next, when the delivery amount detecting device 20 detects the delivery amount l ₂ , the control device 23 commands the rotation stop of the servo motor, and the cutter 34 cuts the adding portion 22b as shown in FIG. 3 (b). Reaches the upper end of the outlet of the additional portion extruding hole 21b, and the additional portion 22b separates from the common portion 22a and falls. At this time, the additional portion 22b is not joined to the common portion 22a.
The surface of can be extruded while maintaining the desired shape and color tone. When the delivery amount detection device 20 detects the delivery amount of l ₃ ,
By reversing the servo motor, the cutter 3
4 returns to the position of FIG. 3 (a), the additional portion 22b is cut and welded again to the common portion 22a, and this operation is repeated. X indicates one length of the molding 4, and Y indicates a cutting position by the cutting machine 27.

In the above description, the resin supplied to each extrusion hole may be the same resin or different resins. In the case of another resin, it is preferable to supply mutually compatible resins from another extruder, but when the bondability is poor, an adhesive is applied to the addition part 22b by the roll coater 36 near the exit of the extrusion hole. Preferably. Since the softened resin passes through the receiving grooves 32 and 33, it is preferable that the receiving grooves 32 and 33 be made of a resin having good releasability or a smooth surface such as stainless steel or ceramics.

7 to 9 show another manufacturing method, FIGS. 7A and 7B are sectional views of the extrusion mold and the joining apparatus, FIG. 8 is a perspective view of the joining apparatus, and FIG. ) Is C in FIG.
-C sectional drawing, (b) is DD sectional drawing. In this manufacturing method, the extrusion molding die 21 is upside down from the above-described manufacturing method, and the common portion extruding hole 21a is on the lower side, and the additional portion extruding hole 2 is formed.
1b is provided on the upper side. In the joining device 24, a cutter 41 is placed on the upper side and a pedestal 42 is placed on the lower side with a space therebetween, and the other end is reciprocally rotated about the tip end side in the traveling direction of the addition portion 22b.

The cutter 41 has a shape corresponding to the outer peripheral portion of the additional portion 22b and has brackets 43a to 43a on both sides of the front and rear ends.
43d and a stopper 44 on the upper part. Cradle 4
2 has a shape corresponding to the base of the additional portion 22b, and has brackets 45a to 45d on both sides of the front and rear ends. The brackets are connected by links 46a to 46d so that the cutter 41 and the pedestal 42 move at a constant interval, and the links 46c and 46d are connected by a support arm 47 to a screw shaft 48.

In order to prevent the cutter 41 from coming into contact with the extrusion mold 21, it has the same radius as the locus of the cutter 41 during rotational movement, and the cutting blade of the extrusion mold 21 is prevented. It is preferable that the contact surfaces with and are also formed with the same shape. The pedestal 42 may be the same, but may be slightly separated from the exit of the extrusion molding die 21.

The width of the pedestal 42 is gradually narrowed from the exit of the extrusion molding die 21 toward the front. Therefore, the additional portion 22b is surely placed on the pedestal 42, and
It can be reliably attached to a predetermined position of the common portion 22a. Further, if the sliding surface of the additional portion 22b of the pedestal 42 is a smooth surface, the sliding resistance is reduced, so that the deformation of the additional portion 22b can be prevented.

In the above structure, after the additional portion 22b is welded to the common portion 22a in the state shown in FIG. 7A, the screw shaft 48 is rotated by the servo motor, and the cutter 41 and the pedestal 42 of the extrusion molding die 21 side. Lower the cutter 41
The additional portion 22b is cut by. At this time, the addition unit 22b
Hits the stopper 44, falls from one side, is collected and reused. The roll coater 36 is used to apply the adhesive to the additional portion 22b.

The method of using the molding 4 of FIG. 1 manufactured as described above is as follows. That is, FIG.
In the above, the opaque print layer 17 is formed in advance on the back surface of the outer peripheral portion of the window plate 2, the dam rubber 10 is attached, and then the liquid adhesive 9 is formed into a string shape on the entire outer peripheral portion (including the lower portion). Discharge. Then, the window plate 2 is fitted into the step portion 7a of the vehicle body panel 7 and temporarily fixed to the flange portion 7b, and the mounting leg 14 of the molding 4 is attached to the gap between the window plate 2 and the vehicle body panel 7 before the adhesive 9 is cured. Insert it into 13 and mount the molding 4.

In this case, the same molding 4 is used through the upper portion 5 and the side portion 6, and is bent and attached at the corner portion 11. At this time, the mounting fins 14 are inserted so that the molding body 4a covers the gaps 13 between the window plate 2 and the vehicle body panel 7, and the engaging fins 14 are inserted.
The a and 14b are engaged with the step portion 7a and the window plate 2 and fixed by the adhesive 9. At this time, in the upper portion 5, the lip 4b abuts the window plate 2 at the tip portion of the protrusion 4b, and the side portion 6
Then, as shown in FIG. 1 (a), the lip 4 b having the claw 16 formed by the protrusion 15 contacts the window plate 2.

If the molding 4 is used in this state, the rainwater W on the window plate 2 will be
Is a weir 1 as a water receiving portion formed by the ridge 15.
It is prevented that the water is collected in 6 and flows down, and crosses the molding 4 to the side window 3. Although the cough 16 is not formed in the upper portion 5, since the molding 4 is integrally continuous with the side portion 6 at the corner portion 11, a separate corner member or the like is unnecessary. Therefore, the molding 4 has an excellent appearance due to the continuous surface.

It is important in the present invention that the molding 4 is integrally formed continuously from the upper portion 5 to the side portion 6 via the corner portion 11, and in the upper portion 5, the lip 4b is formed on the molding body. By forming the water receiving portion such as the cough 16 by the protrusion 15 formed of the extruded additional portion on the side portion 6, it is possible to prevent rainwater on the window plate 2 from flowing across the molding 4. It is to prevent. Therefore, the shape, structure, material and the like of the water receiving portions such as the molding 4, the lip 4b, the ridges 15 and the cuffs 16 are not limited to those shown in the drawings, and may be changed as long as the above object is achieved.

[0032]

According to the present invention, the molding body is integrally formed continuously from the upper portion to the side portion via the corner portion, and the mounting means is formed on the back surface of the molding body. Since the lip is formed on the side part and the water receiving part is formed by the ridge formed by the extruded welded part on the side part, the same continuous molding is used as the molding on the upper part and the side part. , Easy to manufacture and install, which eliminates the need for connecting members at the corners and the connecting step using this connecting member, has an excellent appearance, and allows rainwater to flow laterally across the moldings at the sides It is possible to obtain window moldings that can prevent this.

[Brief description of drawings]

FIG. 1 shows a molding of an embodiment, (a) of FIG.
0 is an A-A sectional view, and (b) is a BB sectional view.

FIG. 2 is a system diagram showing a method of manufacturing a molding.

3A and 3B are cross-sectional views of an extrusion mold and a joining device, respectively.

4A is a left side view of the joining device, and FIG. 4B is a perspective view thereof.

FIG. 5 is a right side view of the extrusion mold.

FIG. 6 is a graph showing a delivery amount and a cutter displacement amount.

7 (a) and 7 (b) are cross-sectional views of an extrusion mold and a joining device according to different manufacturing methods.

FIG. 8 is a perspective view of a joining device.

9A is a sectional view taken along line CC of FIG. 7A, and FIG. 9B is a sectional view taken along line DD of FIG.

FIG. 10 is a perspective view of a vehicle.

FIG. 11 shows a conventional window molding.
It is an AA sectional view of No. 0.

[Explanation of symbols]

 2 window plate 4 molding 4a molding body 4b, 4c lip 5 upper part 6 side part 7 vehicle body panel 12 core material 14 mounting leg 15 ridge 16 weir 18 uncoiler 20 delivery amount detection device 21 extrusion molding type 21a common part extrusion hole 21b addition Part extrusion hole 22 Resin molded product 22a Common part 22b Addition part 23 Control device 24 Joining device 34, 41 Cutter

Claims (4)

[Claims] 1. A continuous and integral molding body mounted so as to cover a gap between the window plate and a vehicle body panel extending from an upper portion of the window plate to a corner portion to a side portion, and a molding body on the back side of the molding body. And a mounting means for mounting the molding body at a predetermined position, wherein the molding body has a lip formed so as to cover an outer peripheral portion of the window plate in the upper portion, and a side portion protruding to an outer surface side of the molding body, A continuous molding body having a cross-sectional shape different between the upper part and the side part has a ridge that is extruded and welded so as to extend along the longitudinal direction to the corner part and / or near the corner part. When installed in place along the bend of the Window molding, characterized in that rainwater receiving rain on the window plate has a water receiving portion to prevent the flow to the side window side across the window molding by projections. 2. The window molding according to claim 1, wherein the water receiving portion is a ridge formed by welding on a surface of a molding body extruded by an extrusion molding die. 3. The window molding according to claim 1, wherein the molding main body and the ridges are resins having compatibility with each other but different resins. 4. The window molding according to claim 1, wherein a tape-shaped decorative strip is adhered along a longitudinal direction to a portion of the surface of the molding main body where there is no protrusion.