JP3010939B2 - Window molding - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a window molding mounted on a front window of a vehicle.

[0002]

2. Description of the Related Art FIG. 10 is a perspective view of a vehicle, wherein 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, and 6 Is a side part.

FIG. 11 shows a conventional window molding shown in Japanese Utility Model Publication No. 57-54416.
It is -A sectional drawing. The molding 4 in the side portion 6 is formed as a water receiving portion between the window plate 2 and the window plate 2 by a ridge 15 projecting from the molding body 4 a covering the gap between the window plate 2 and the vehicle body panel (pillar) 7 toward the window plate 2. A groove 8 is formed. 9
Is an adhesive, and 10 is a dam rubber.

In the above-mentioned window molding, since water droplets attached to the window plate 2 during traveling in rainy weather are collected in the groove 8 and flow down, the water flows laterally over the body panel (pillar) 7 into the side window 3 and flows into the side window 3. Obstructing the field of view is prevented.

[0005]

However, in such a conventional window molding, the ridge 15 is formed on the side portion 6 of the molding 4, but the ridge 15 is not formed on the upper portion 5. Therefore, as shown in JP-A-61-135824, it is necessary to separately manufacture molding materials having different cross-sectional shapes for the upper part 5 and the side part 6, and to integrate them. It is necessary to connect at the corner portion 11. In order to join two molding materials having different cross-sectional shapes as described above, it is necessary to use a corner.
Although it is conceivable to joined by connection means such as injection molding the entire over portion 11, the terminal in this case the upper part 5 Oyo
And joints across both parts at the end of the side part 6
In addition to the occurrence of lines , burrs and the like are likely to occur at the joints, and the appearance is easily impaired. Also, such as corner joints
Joining using members has a problem that the number of parts and the number of assembling steps for connection increase.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and uses an integral molding that is continuous from the upper portion to the side portion, has an excellent appearance continuously at the corner portion, and furthermore, projects at the side portion. Long
It is an object of the present invention to provide a window molding that can prevent rainwater from flowing laterally by forming a ridge having a sharp and stable shape and that is easy to manufacture and install.

[0007]

SUMMARY OF THE INVENTION The present invention is mounted along a gap between an outer peripheral edge extending from an upper portion of a window plate to a side portion through a corner portion and a vehicle body panel.
An integral long molding body having substantially the same cross-sectional shape and having a continuous shape, and a mounting means for mounting the molding body at a predetermined position on the back side of the molding body, wherein the molding body has an upper portion. a peripheral lip inner forming an outer surface substantially flush surface to cover the outer peripheral portion of the window plate outer surface from exterior in close proximity to the outer surface, out of the vehicle body panel side
And the peripheral edge of the lip has a compatibility with the molding main body in the side portion is formed from a solid resin material in different, outermost the outer surface to the outer surface side of the molding body
Protruding toward the exterior side so as to exceed the external, extending continuously along the longitudinal direction to the corner portion or corner portion near the protruding length gradually reduced in the corner portion or corner portion near the window plate outside The cross-sectional shape and cross-sectional area with the operation of the extrusion hole of the extrusion die so as to move to the upper part forming a flash surface with the surface
Is extruded to change the inner circumference of the molding body
It has a synthetic resin ridge joined between the edge lip and the outer peripheral lip.
The mounting means shall consist of a stretch-resistant core material
That have the same cross-sectional shape formed by extrusion
The ridge is formed separately from the common part extrusion hole.
The extruded part is softened through the extrusion hole
From side to corner or near corner
When continuous moldings having different cross-sectional shapes at the upper part, the side part, and the corner part or near the corner part are attached to the predetermined position of the vehicle body panel along the bend of the corner part, The window molding is characterized in that a water receiving portion is provided for preventing rainwater from flowing across the window molding by receiving rainwater on the window plate by the ridge.

[0008]

[Action] window molding of the present invention uses a window molding of the integral continuous through the upper portion and side portions, along curved corner portion
Preparative put. In this case the molding body is attached by attachment means to cover the gap between the window plate and the body panel through the upper portion and side portion, substantially in lip contact <br/> close to the surface of the window plate in the upper portion A flush surface is formed, and a continuous water receiving portion is formed on the side portion along the side portion of the window plate.

In this state, the rainwater flowing on the window plate is collected at the water receiving portion at the side portion, flows down, and is prevented from flowing across the window molding to the side window. The upper portion does not have a water receiving portion, but forms a substantially flush surface with the outer surface of the window plate. Since the window molding is continuous with the upper part and the side part at the corner part, the corner member for connection is unnecessary,
It has an excellent appearance. The ridge is molding as an additional part
Large projection length and stable
It can be formed in a bent shape, and can increase the water receiving capacity.
And a molding body having the same cross-sectional shape,
The tip and mounting means are extruded as a common part,
Welding of additional parts extruded separately produces molding
Easy to manufacture and excellent appearance
Dow molding is obtained. Since ridge decreases gradually near the corner portion or corner portion of the side portions without the stepped portion of the steep protruding occurs, the risk even if the human body is in contact with improved aesthetics decreases,
The danger is further increased by using a soft resin material for the ridge.
Decrease. In addition, the ridge is on the inner peripheral edge of the molding body.
Since it is joined between the lip and the outer lip,
Surface shape and cross-sectional area can be freely selected, molding book
The body is not affected by the presence or absence of ridges
Good contact while maintaining stable positional relationship with the outer surface of the sheet
The state is obtained.

[0010]

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

The window molding 4 is made of a flexible material such as a soft polyvinyl chloride (PVC) resin, an ionomer resin, an ethylene-vinyl acetate copolymer (EVA) resin, a transparent cellulose acetate butyrate (CAB) resin, or another elastomer resin. The core material 12 and the decorative film 12a are formed in a long shape with the core material 12 and the decorative film 12a embedded by a material such as thermoplastic rubber or synthetic resin having a property, and are attached from the molding body 4a covering the gap 13 between the window plate 2 and the vehicle body panel 7. A mounting leg 14 as a means extends into the gap 13.

The molding body 4a is substantially the same side.
Lips 4b and 4c are formed on the inner peripheral edge on the window plate 2 side and the outer peripheral edge on the vehicle body panel 7 side in cross-sectional shape, and the lips 4b and 4b are formed on the outer surface side of the molding body 4a to form a weir 16 as a water receiving portion . having a compatibility 4c the molding body Do Ri from welded attachment unit during
That is ridge 15 from the resin material Ru is formed with different, Mall
To the outside of the vehicle so as to exceed the outermost surface of the
It has a protruding structure. Molding here
The main body 4a, the lips 4b, 4c and the mounting legs 14 are the same side.
As a common part having a cross-sectional shape, the core material 12 and the decorative
With the film 12a buried, the common part extrusion hole 21a is passed through.
And extruded through a separate extrusion hole 21b.
The ridge 15 as an additional portion formed by extrusion is welded.
A molding 4 is formed. The remaining portion 4d of the flat portion 15a is provided on both sides of the ridge 15 of the lip 4b,
4e are formed. The ridge 15 forms a weir 16 as a water receiving part in the side part 6, but does not exist in the upper part 5, and the lip 4 b contacts the window plate 2 with the flat part 15 a formed. ing. As a result, the outer surface of the window plate 2 and the outer surface of the molding body 4a form a substantially flush surface in the upper portion 5 in a state of being attached to the vehicle body . A stretch-resistant core material 12 is attached to the mounting legs 14 in the longitudinal direction.
Integrated over the entire length.

The lip 4c is in contact with the vehicle body panel 7 so as to cover the end of the vehicle body panel 7 through the upper portion 5 and the side portion 6. An engaging fin 14a is provided on the body leg 7 side of the mounting leg 14.
And is engaged with the stepped portion 7a of the vehicle body panel 7. An engaging fin 14 b 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. 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, and FIG.
(B) 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 mold, and FIG. 6 is a graph showing a delivery amount and a cutter displacement amount.

The method of manufacturing the molding 4 is first described with reference to FIG.
As shown in FIG. 5, a non-stretchable core material 12 such as a metal plate, a polyester resin sheet or a strand of glass fiber, carbon fiber, or the like is sent from an uncoiler 18 through a pinch roller 19, and weather resistance is supplied from the uncoiler 18a. Is sent out. When it is necessary that the cross-sectional shape of the core material 12 is irregular, a roll forming machine can 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 an extrusion mold 21 together with the decorative film 12a while detecting the delivery amount by a delivery amount detection device 20 such as a rotary encoder, and at the same time, a thermoplastic resin such as a PVC resin is supplied to the extrusion mold 21. The common portion 22a and the additional portion 22b are extruded by supplying the common portion extrusion hole 21a and the additional portion extrusion hole 21b. Then, while the resin is in the softened state immediately after the extrusion, the joining device 2
In step 4, the common part 22a and the additional part 22b are welded and separated, and the additional part 22b is cut.
Form 2 Thereafter, while being cooled in the cooling tank 25, it is taken out by the take-up machine 26, and cut into predetermined dimensions by the cutting machine 27 to obtain the molding 4.

The 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 includes 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 in FIG. Extruded additional part extrusion hole 2
1b.

The joining device 24 includes a guide wheel 31 that reciprocates and rotates in contact with the outlet of the additional portion extrusion hole 21b of the extrusion mold 21.
And a common portion receiving groove 32 formed in a 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 part 6 of the molding 4 is l
₁ , when 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 feed amount of the core material 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. 3A, extrusion molding is performed in a state in which the cutter 34 is in contact with the lower end of the outlet of the additional portion extrusion hole 21b, and the additional portion 22b is attached to the additional portion receiving groove 3b.
3 and is welded to the common part 22a. And core material 1
At the time when the delivery amount l _{1 of the} second device 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) by a command from the control device 23, and the cutter 34 is moved. 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 instructs the rotation stop of the servo motor, and the cutter 34 cuts off the addition portion 22 b as shown in FIG. As a result, the upper portion of the outlet of the additional portion extrusion hole 21b is reached, and the additional portion 22b separates from the common portion 22a and falls. At this time, the common part 22a to which the additional part 22b is not joined
Can be extruded while maintaining a desired shape and color tone. When the delivery amount detection device 20 detects the delivery amount of l ₃ ,
By reversing the servo motor, cutter 3
4 returns to the position shown in FIG. 3A, the additional portion 22b is cut and welded again to the common portion 22a, and this operation is repeated. X indicates the length of one molding 4 and Y indicates the position of cutting by the cutting machine 27. In addition, the starting end of the additional portion 22b
22c and the terminal end 22d are the feed amount and the extrusion amount of the cutter in FIG.
As is clear from the relationship, it is gradually changing.

In the above description, the resin supplied to each extrusion hole is another different resin. In this case, by supplying a resin having compatibility with one another from a different extruder, a roll coater 36 in the vicinity of the extrusion hole outlet, the adhesive may be bonded by coating the adding unit 22b. Since the softened resin passes through the receiving grooves 32 and 33, a resin or stainless steel with good releasability is used.
It is preferable to use a smooth surface made of ceramics or the like.

FIGS. 7 to 9 show another manufacturing method. FIGS. 7A and 7B are cross-sectional views of an extrusion mold and a joining device, FIG. 8 is a perspective view of the joining device, and FIG. ) Is C in FIG.
-C sectional view, (b) is DD sectional view. In this manufacturing method, the extrusion mold 21 is upside down from the manufacturing method described above, and the common part extrusion hole 21a is on the lower side and the additional part extrusion hole 2 is
1b is provided on the upper side. The joining device 24 has a cutter 41 on the upper side and a pedestal 42 on the lower side at an interval, and the other end thereof reciprocates around the leading end side in the traveling direction of the additional portion 22b.

The cutter 41 has a shape corresponding to the outer peripheral portion of the additional portion 22b.
43d, and a stopper 44 at the top. 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 to a screw shaft 48 by a support arm 47.

In order to prevent interference between the cutter 41 and the extrusion mold 21, the same radius as the locus of the cutter 41 at the time of rotational movement is formed, and the cutting blade of the extrusion mold 21 is formed. It is also preferable that the contact surface with the contact member is formed with the same radius. The receiving table 42 may be the same, but may be slightly separated from the outlet of the extrusion mold 21.

The width of the pedestal 42 is gradually reduced from the outlet of the extrusion die 21 toward the front. Therefore, the additional portion 22b is securely placed on the receiving table 42,
It can be securely attached to a predetermined position of the common portion 22a. Further, if the sliding surface of the additional portion 22b of the receiving table 42 is made smooth, the sliding resistance is reduced, so that the deformation of the additional portion 22b can be prevented.

In the above configuration, 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 receiving table 42 are formed on the extrusion mold 21 side. To lower the cutter 41
To cut off the additional portion 22b. At this time, the additional unit 22b
Hits the stopper 44, falls from one side, and is collected and reused. The application of the adhesive to the additional portion 22b is performed by the roll coater 36.

The method of using the molding 4 of FIG. 1 manufactured as described above is as follows. That is, FIG.
In the above, an opaque print layer 17 is previously formed on the back surface of the outer peripheral portion of the window plate 2, and after the dam rubber 10 is attached, the liquid adhesive 9 is laced around 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 legs 14 of the molding 4 are fixed to the gap between the window plate 2 and the vehicle body panel 7 before the adhesive 9 is hardened. 13 and the molding 4 is attached.

In this case, the molding 4 is continuous and integrated through the upper part 5 and the side part 6, and is bent at the corner part 11 and attached. At this time, the mounting legs 14 are inserted by the molding body 4a so as to cover the gap 13 between the window plate 2 and the vehicle body panel 7, and the engaging fins 14a, 14b are engaged with the stepped portion 7a and the window plate 2, and the adhesive 9 is used. Stick. At this time, the tip of the lip 4b is in the upper portion 5 as shown in FIG.
Contact to the window India window plate 2 as such that the the side portion 6 FIG. 1 (a), the lip 4b formed coughing 16 by protrusion 15 comes into contact with the window plate 2.

When the molding 4 is used in this state, the rainwater W on the window plate 2 is
Is a weir 1 as a water receiving portion formed by the ridge 15.
6 and is prevented from flowing down to the side window 3 side across the molding 4. The crevice 16 is not formed in the upper part 5, but forms a substantially flush surface with the outer surface of the window plate 2. Since the molding 4 is integrally continuous with the upper part and the side part 6 at the corner part 11, a separate corner member or the like is unnecessary. For this reason molding 4
Have a better appearance due to the continuous surface. Ridge 15
It is welded to the molding body 4a as an additional portion 22b.
The projection length is large and stable
Can increase the water receiving capacity. And the same crossing
A molding body 4a having a surface shape, a lip 4b,
4c and the mounting leg 14 are formed as a common part 22a by extruding a common part.
It is extruded through a hole 21a, and a separate extrusion hole 21
b, and welding the additional portion 22b extruded through
Wings 4 are easy to manufacture and have excellent appearance
Is obtained.

It should be noted, it is important in the present invention, molding 4 be integrally formed continuously from the upper portion 5 to the side portion 6 through the corner portion 11, co
Also crosses the entire molding body
No bonding wire, also has a lip 4b is formed in the molding body in the upper portion 5, the window plate
A surface substantially flush with the outer surface in proximity to the outer surface of 2
By forming a water receiving portion such as a weir 16 on the side portion 6 by the ridge 15 formed by the extruded additional portion, the rainwater on the window plate 2 is prevented from flowing across the molding 4. That is. Therefore, as long as such an object is achieved, the shape, structure, etc. of the water receiving portion such as the molding 4, the lip 4b, the ridge 15, the weir 16, etc.
The material and the like are not limited to those shown in the figure, and can be changed.

[0032]

According to the present invention, the molding main body is substantially extended from the upper portion to the side portion via the corner portion.
Integrally continuously formed with the same cross-sectional shape to form a mounting means on the back surface of the molding main body to form a lip on the molding body at the upper portion, the phases in the side portion
Has a soluble by extrusion by solid resin material in which different contact
Since the water receiving portion is formed by the combined ridge and the ridge is gradually reduced near the corner or the corner, the continuous integral molding is used as the molding in the upper portion and the side portion. It can be easily manufactured and installed, which eliminates the need for a separate connecting member at the corner and a connecting process using this connecting member, and does not generate a joining line that crosses the entire molding body, thereby providing excellent appearance. It has stability and can prevent rainwater from flowing across the molding at the side part, and also has an upper part
The same contact as the outer surface of the window plate from
By keeping the contact state, the ridge is made of soft resin material
It is possible to obtain a window molding that improves the safety at the time of contact with the human body . Furthermore, ridges are molded as additional parts.
Because it is welded to the main body of the
It can be formed into a fixed shape and can increase the water receiving capacity
You. A molding body having the same cross-sectional shape,
The lip and the mounting means pass through the common part extrusion hole as a common part.
Extrusion molding, which is separate from the common part extrusion hole
Molding by welding the extruded additional part through
Can be easily manufactured and has excellent appearance.
India molding is obtained.

[Brief description of the drawings]

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

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

FIGS. 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.

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

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

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

FIG. 10 is a perspective view of a vehicle.

FIG. 11 shows a conventional window molding.
0 is a sectional view taken along the line AA.

[Explanation of symbols]

 Reference Signs List 2 window plate 4 molding 4a molding body 4b, 4c lip 5 upper part 6 side part 7 body panel 12 core material 14 mounting leg 15 ridge 16 cough 18 uncoiler 20 delivery detecting device 21 extrusion mold 21a common part extrusion hole 21b addition Part extrusion hole 22 Resin molded product 22a Common part 22b Additional part 23 Control device 24 Joining device 34, 41 Cutter

 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Tetsuo Hotta 320, Fujii, Kamiyabe-cho, Totsuka-ku, Yokohama-shi, Kanagawa Prefecture Hashimoto Forming Industry Co., Ltd. In-house (56) References JP-A-63-8021 (JP, A) JP-A-63-37914 (JP, A) JP-A-63-8020 (JP, A) JP-A-57-6115 (JP, U) JP-A-59-145414 (JP, U) JP-A-57-190897 (JP, A) JP, U)

Claims (2)

(57) [Claims] An integral length that is attached along a gap between an outer peripheral edge extending from an upper portion of a window plate to a side portion through a corner portion and a vehicle body panel and has substantially the same cross-sectional shape. A long molding body, and mounting means for mounting the molding body at a predetermined position on the back side of the molding body, wherein the molding body covers an outer peripheral portion of an outer surface of the window plate in the upper portion from the outside of the vehicle. The inner peripheral lip which forms a substantially flush surface with the outer surface in the vicinity of the outer surface, the outer peripheral lip on the vehicle body panel side, and the molding body at the side portion are compatible.
That it is formed from a solid resin material in different, as beyond this outer surface outermost on the outer surface side of the molding body
At the corner or near the corner along the longitudinal direction, the length of the protrusion gradually decreases near the corner or near the corner, and the projection is flush with the outer surface of the window plate. As the cross-sectional shape and cross-sectional area change with the operation of the extrusion hole of the extrusion mold so as to move to the upper part forming the surface
Lip and the outer of the inner peripheral edge of the extruded and molded body
It has a synthetic resin ridge bonded to the peripheral lip, and the molding body, lip and mounting means are stretch resistant.
Extruded by integrating the core material of the
Formed by common parts having the same cross-sectional shape
The ridge is extruded through an extrusion hole separate from the common part extrusion hole.
While the added part is in the softened state, the corner
A continuous molding with a different cross-sectional shape between the upper part, the side part, and the corner part or near the corner was attached to a predetermined position of the vehicle body panel along the corner part bending. A window molding characterized in that a water receiving portion is provided at the side portion to prevent rainwater from flowing across the window molding by receiving rainwater on the window plate by the ridge. 2. The window molding according to claim 1, wherein a tape-shaped decorative strip is attached along a longitudinal direction to a portion of the surface of the molding body that has no ridge.