JP3103738B2 - Inner weather strip mounting structure for door glass - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an inner weather strip mounting structure for door glass.

[0002]

2. Description of the Related Art Generally, as shown in FIG. 9, a door of an automobile has a structure in which a door glass 3 is disposed between a door inner panel 1 and a door outer panel 2 so as to be able to move up and down. An interior door trim 4 made of a base material 4a and a skin material 4b is mounted on the vehicle inner side of the door inner panel 1, and an inner edge for the door glass 3 is provided on an upper edge portion of the door inner panel 1. The weather strip 5 is attached.

An L-shaped bracket 6 is integrally attached to the upper end of the door trim 4 so that the door trim 4
From the upper end of the door inner panel 1
The inner weather strip 5 is provided with a core bar 9 while a hanging portion 8 which can be engaged with an upper end flange 7 of the
Is inserted.

Conventionally, when the operation of attaching the door trim 4 and the inner weather strip 5 to the door inner panel 1 is performed, as shown in FIG. 9a
Was inserted into a slit 10 formed in the L-shaped bracket 6 and bent to perform crimping, whereby the inner weather strip 5 was integrally attached to the door trim 4, and then the inner weather strip 5 was integrally attached. The door trim 4 is assembled to the door inner panel 1 such that the L-shaped bracket 6 engages with the upper end flange 7.

Incidentally, in FIG. 9, reference numeral 11 denotes an outer weather strip.

[0006]

However, as described above, the claw 9a formed by making a cut in the metal core 9 to cause it is inserted into the slit 10 formed in the door trim 4 and bent and crimped. Is extremely complicated and time-consuming, the workability is poor, the number of steps is increased, and the production cost is disadvantageous. In addition, the necessity of the core bar 9 hinders the weight reduction, while the door trim 4 Of the inner weather strip 5 is supported in a cantilever manner, and the rigidity of the door trim 4 in the vehicle width direction is low, so that rattling is likely to occur. Of the door glass 3 tends to be unstable, and the sliding of the door glass 3 is adversely affected.

SUMMARY OF THE INVENTION In view of the above circumstances, the present invention can improve workability, reduce costs and reduce weight, increase the rigidity of a door trim in the vehicle width direction, prevent rattling, and improve inner weather. An object of the present invention is to provide an inner weather strip mounting structure for a door glass capable of stabilizing the contact of the strip against the door glass and smoothing the sliding of the door glass.

[0008]

According to a first aspect of the present invention, a first flange portion and a second flange portion are formed on an upper end portion of a door inner panel so as to stand up at a required interval in a vehicle width direction. At the upper end of the one flange portion, a folded portion that rises in a form bent toward the second flange portion side is formed. At the upper end of the door trim, the second portion of the door inner panel hangs downward from the upper end of the door trim. A bracket that forms a hanging portion that can be engaged with the flange portion is integrally attached, and comes into contact with a support portion made of a hard resin having a substantially U-shaped cross section having a first leg portion and a second leg portion, and a surface of the door glass. The first leg portion of the inner weather strip having a lip portion made of a soft resin protruded from the first leg portion of the support portion,
Forming a projection that engages with the lower portion of the back of the folded portion in the first flange portion, and forming a hook portion that engages with the hanging portion on the second leg of the inner weather strip,
On the second leg of the inner weather strip, a convex portion is formed which comes into contact with an upper portion of the folded portion of the first flange portion, and a hanging portion formed by a bracket integrally attached to the door trim is formed as a third portion of the door inner panel. In a state of being engaged with the two flange portions, the second leg portion of the support portion of the inner weather strip is inserted between the hanging portion and the first flange portion, and is inserted by the first leg portion and the second leg portion. The present invention relates to an inner weather strip mounting structure for door glass, wherein the inner flange is configured to be able to hold the first flange portion.

According to a second aspect of the present invention, a first flange portion and a second flange portion are formed at an upper end portion of a door inner panel so as to stand up at a required interval in a vehicle width direction, and the first flange portion and the second flange portion are formed. A folded portion is formed at an upper end portion of the door trim so as to bend toward the second flange portion side. The folded portion is formed at an upper end portion of the door trim and hangs downward from the upper end portion of the door trim and engages with the second flange portion of the door inner panel. A hanging part integrally formed is formed integrally, and a support part made of a hard resin having a substantially U-shaped cross section having a first leg part and a second leg part, and a first part of the support part being brought into contact with a door glass surface. A protrusion is formed on a first leg of the inner weather strip having a lip portion made of a soft resin protruding from the leg to engage with a lower portion of a back surface of the folded portion in the first flange portion. Second A hook portion that engages with the hanging portion, and a convex portion that abuts on the folded portion of the first flange portion is formed on the second leg portion of the inner weather strip, and is integrated with the door trim. In a state where the hanging part formed on the inner weather strip is engaged with the second flange part of the door inner panel, the second leg of the supporting part of the inner weather strip is inserted between the hanging part and the first flange part. Further, the present invention relates to an inner weather strip mounting structure for a door glass, wherein the first flange portion can be sandwiched by the first leg portion and the second leg portion.

In the inner weather strip mounting structure for a door glass according to the first and second aspects of the present invention, it is preferable that a retaining mechanism that engages with each other is formed between the hanging portion and the second flange portion.

[0011]

According to the first aspect of the present invention, when the operation of attaching the door trim and the inner weather strip to the door inner panel is performed, first, the hanging portion formed by the bracket integrally attached to the door trim is the door inner panel. When the door trim is assembled to the door inner panel so as to engage with the second flange portion, and then the second leg of the support portion of the inner weather strip is inserted between the hanging portion and the first flange portion, At the upper end of the one flange portion is formed a folded portion that rises in a form bent toward the second flange portion side, and since the frontage is widened, the second leg portion is formed by the hanging portion and the first flange portion. The first leg portion and the second leg portion securely sandwich the first flange portion, and the projection formed on the first leg portion is the second leg portion. A hook formed on the second leg engages with the hanging portion, and a protrusion formed on the second leg is formed on the second leg. It comes into contact with the upper part of the folded part of one flange.

As a result, even if an upward force acts on the inner weather strip, the inner weather strip does not come off, and it is formed by cutting the core bar and causing it as in the conventional case. There is no need to insert the bent claw part into the slit formed in the door trim and bend and crimp it, making the operation simple and quick, which is advantageous in terms of manufacturing cost, and eliminates the need for a core bar. Therefore, the inner weather strip portion of the door trim is not supported in a cantilever manner, but the hanging portion of the door trim has an inner weather strip between the first flange portion and the second flange portion. Is firmly supported through the second leg of
The end of the door trim is securely supported, and the rigidity of the door trim in the vehicle width direction is increased, so that rattling is less likely to occur, and the inner weather strip is also securely attached to the first flange of the door inner panel. , The inner weather strip can stably hit the door glass, and the sliding of the door glass is not adversely affected.

In the second invention, when the operation of attaching the door trim and the inner weather strip to the door inner panel is performed, first, the hanging portion integrally formed with the door trim is formed by the second flange portion of the door inner panel. In order to engage the door trim, the door trim is assembled to the door inner panel, and thereafter, when the second leg of the support portion of the inner weather strip is inserted between the hanging portion and the first flange portion,
The upper end of the first flange portion is formed with a folded portion that rises in a form bent toward the second flange portion side, and since the frontage is widened, the second leg portion has a hanging portion and a first flange portion. And the first flange portion is sandwiched between the first leg portion and the second leg portion, and the projection formed on the first leg portion is a folded portion in the first flange portion. And a hook formed on the second leg engages with the hanging portion, and a protrusion formed on the second leg is folded back of the first flange. Contact the upper part.

As a result, even if an upward force acts on the inner weather strip, the inner weather strip does not come off, and it is formed by making a cut into the core bar and causing it as in the conventional case. The work of inserting the bent claw portion into the slit formed in the door trim and bending and crimping it is not necessary at all, the work is simple and short, and the manufacturing cost is advantageous. That is, since the L-shaped bracket is not required, the weight can be further reduced.On the other hand, the inner weather strip portion of the door trim is not supported in a cantilever manner. Firmly supported via the second leg of the inner weather strip between the second flange and the end of the door trim is securely supported It becomes the form, since the increased rigidity in the vehicle width direction of the door trim, hardly backlash occurs,
In addition, the inner weather strip is also securely held by the first flange portion of the door inner panel, so that the inner weather strip can stably hit the door glass, and does not adversely affect the sliding of the door glass.

Further, in the inner weather strip mounting structure for a door glass according to the first and second aspects of the present invention, if a retaining mechanism that engages with each other is formed between the hanging portion and the second flange portion, The assembled state of the door trim to the panel is further stabilized, and the occurrence of rattling of the door trim and the inner weather strip is further suppressed.

[0016]

Embodiments of the present invention will be described below with reference to the drawings.

FIGS. 1 and 2 show an embodiment of the present invention. In the drawing, portions denoted by the same reference numerals as those in FIG. 9 represent the same components, and the upper end of the door inner panel 1 has The first flange portion 7a and the second flange portion 7b are formed in a staggered manner so as to stand up at a required interval in the vehicle width direction, and are bent at the upper end of the first flange portion 7a toward the side opposite to the second flange portion 7b. A folded portion 12 that rises in the form of a fold is formed.

At the lower end of the L-shaped bracket 6 forming the hanging portion 8 of the door trim 4, there is formed a convex surface portion 13 which comes into contact with the second flange portion 7b.

A support portion 14 having a first leg portion 14a and a second leg portion 14b and made of a hard resin having a substantially inverted U-shaped cross section.
And an inner weather strip 5 having a lip portion 15 made of a soft resin protruding from the first leg portion 14a of the support portion 14 so as to contact the surface of the door glass 3;
The first leg portion 14a of the inner weather strip 5 is formed with a projection 16 which is engaged with the lower portion of the back surface of the folded portion 12 in the first flange portion 7a, and is formed at the lower end of the second leg portion 14b of the inner weather strip 5. Is formed with a hook portion 17 that engages with the hanging portion 8 and a convex portion 18 that contacts an upper portion of the folded portion 12 of the first flange portion 7a on an upper portion of the second leg portion 14b of the inner weather strip 5. Is formed.

Further, a hanging portion 8 formed by an L-shaped bracket 6 integrally attached to the door trim 4.
Is engaged with the second flange portion 7b of the door inner panel 1, and the support portion 1 of the inner weather strip 5 is
4 with the hanging portion 8 and the first flange portion 7
a between the first leg 14a and the second leg 1
4b, the first flange portion 7a can be sandwiched.

Next, the operation of the above embodiment will be described.

When attaching the door trim 4 and the inner weather strip 5 to the door inner panel 1, first, as shown in FIG. 2, a hanging part formed by an L-shaped bracket 6 integrally attached to the door trim 4. The door trim 4 is assembled to the door inner panel 1 so that the second flange 8 engages with the second flange portion 7 b of the door inner panel 1.
Of the first leg portion 7a with the hanging portion 8
Is formed at the upper end of the first flange portion 7a so as to bend toward the second flange portion 7b side, and the frontage is widened. The portion 14b securely enters between the hanging portion 8 and the first flange portion 7a, and the first leg portion 14a and the second leg portion 14b
As a result, the first flange portion 7a is sandwiched, and the projection 16 formed on the first leg portion 14a is engaged with the lower portion of the back surface of the folded portion 12 in the first flange portion 7a, and A hook 17 formed at the lower end of the bipod 14b engages with the hanging portion 8, and further, the second leg 1
4b is formed on the first flange 7
a. It comes into contact with the upper part of the folded portion 12 of FIG.

As a result, even if an upward force acts on the inner weather strip 5, the inner weather strip 5 does not come off, and a cut is made in the core bar 9 as in the conventional case. The claw 9a formed as described above is inserted into a slit 10 formed in the door trim 4.
The work of inserting and bending and caulking is not required at all, the work is simple and short, and the manufacturing cost is advantageous. In addition, since the core bar 9 is not required, the weight can be reduced, while the door trim can be reduced. 4, the inner weather strip 5 is not supported in a cantilever manner, but the hanging portion 8 of the door trim 4 has a second leg portion of the inner weather strip 5 between the first flange portion 7a and the second flange portion 7b. 14b, the end of the door trim 4 is securely supported, and the door trim 4
Since the rigidity in the vehicle width direction is increased, the rattle hardly occurs, and the inner weather strip 5 is also securely held by the first flange portion 7a of the door inner panel 1, and the inner weather strip 5 is Thus, the sliding of the door glass 3 is not adversely affected.

In this manner, the workability can be improved, the cost can be reduced and the weight can be reduced. The rigidity of the door trim 4 in the vehicle width direction is increased to prevent rattling, and the inner weather strip 5 with respect to the door glass 3 can be prevented. The contact can be stabilized, and the sliding of the door glass 3 can be facilitated.

FIGS. 3 to 5 show the embodiment shown in FIGS. 1 and 2 in which a retaining mechanism 19 is formed between the hanging portion 8 and the second flange portion 7b so as to engage with each other. 3, a bent portion 20 is formed at the upper end of the second flange portion 7b so as to engage with the convex surface portion 13. The bent portion 20 and the convex surface portion 13 prevent the retaining mechanism 19 from coming off. Also, in the configuration shown in FIG. 4, a convex surface portion 21 engaging with the convex surface portion 13 is provided on the upper portion of the second flange portion 7b.
The convex surface portion 21 and the convex surface portion 13 constitute a retaining mechanism 19, and in FIG. 5, required portions of the L-shaped bracket 6 forming the hanging portion 8 are formed. Notch 2 caused by notching
2 and a locking piece 22 is attached to the second flange portion 7b.
Is formed, and the hole 23 and the locking piece 22 constitute a retaining mechanism 19.

As shown in FIGS. 3 to 5, if a retaining mechanism 19 that engages with each other is formed between the hanging portion 8 and the second flange portion 7b, the assembled state of the door trim 4 to the door inner panel 1 is achieved. Is more stable, and the door trim 4
In addition, the occurrence of rattling of the inner weather strip 5 is further suppressed.

In the above embodiment, the first and second flange portions 7a and 7b of the door inner panel 1 are shown in FIG.
Instead of forming a staggered pattern as shown in FIG. 6, as shown in FIG.
The first flange portion 7a formed separately may be joined to the door inner panel 1 on which the second flange portion 7b is formed by welding or the like.

FIG. 7 shows another embodiment of the present invention. In the drawing, the portions denoted by the same reference numerals as those in FIGS. 1 and 2 represent the same components, and the basic structure is shown in FIGS. 2 is the same as that shown in FIG.
As shown in the figure, the door trim 4
Is formed integrally with a hanging portion 8 that hangs downward from the upper end of the door inner panel 1 and can be engaged with the second flange portion 7b of the door inner panel 1.

In the embodiment shown in FIG. 7, when the operation of attaching the door trim 4 and the inner weather strip 5 to the door inner panel 1 is performed, first, the hanging portion 8 formed integrally with the door trim 4 is attached to the door inner panel 1. The door trim 4 is assembled to the door inner panel 1 so as to engage with the second flange portion 7b of the inner weather strip 5, and then the second leg portion 14b of the support portion 14 of the inner weather strip 5 is
When inserted between the first flange portion 7a and the first flange portion 7a, a folded portion 12 is formed at the upper end portion of the first flange portion 7a so as to bend toward the second flange portion 7b side, and the frontage is widened. Therefore, the second leg portion 14b surely enters between the hanging portion 8 and the first flange portion 7a, and the first leg portion 1b
4a and the second leg portion 14b, the first flange portion 7a
And the projection 16 formed on the first leg portion 14a is engaged with the lower portion of the back surface of the folded portion 12 in the first flange portion 7a, and the second leg portion 14a is engaged.
b The hook 17 formed at the lower end engages with the hanging portion 8,
Further, the convex portion 18 formed on the upper portion of the second leg portion 14b contacts the upper portion of the folded portion 12 of the first flange portion 7a.

As a result, even if an upward force acts on the inner weather strip 5, the inner weather strip 5 does not come off, and a cut is made in the core bar 9 as in the conventional case. The claw 9a formed as described above is inserted into a slit 10 formed in the door trim 4.
The work of inserting and bending and caulking is not required at all, the work is simple and short, the production cost is advantageous, and the L-shape shown in FIGS. The weight of the inner trim strip 5 in the door trim 4 is not supported in a cantilever manner, but the hanging portion 8 of the door trim 4 is formed by the first flange portion 7a.
And the second flange portion 7b is firmly supported via the second leg portion 14b of the inner weather strip 5, so that the end of the door trim 4 is securely supported, and the rigidity of the door trim 4 in the vehicle width direction is provided. Since the height of the inner weather strip is increased, the inner weather strip 5 is also securely held by the first flange portion 7a of the door inner panel 1, and the inner weather strip 5 is stably held on the door glass 3. As a result, the sliding of the door glass 3 is not adversely affected.

Thus, in the embodiment shown in FIG.
Workability can be improved, cost can be reduced, and weight can be reduced. The rigidity of the door trim 4 in the vehicle width direction is increased to prevent rattling, and the inner weather strip 5 can stably hit the door glass 3. Thus, the sliding of the door glass 3 can be facilitated.

FIG. 8 shows a modification of the embodiment shown in FIG. 7, in which the door trim 4 is made up of a base material 4a and a skin material 4b.
Instead of forming from the above, it is formed integrally with a resin, and the same effect as that shown in FIG. 7 can be obtained in the example shown in FIG.

7 and 8, a protrusion corresponding to the convex surface portion 13 of FIGS. 3 and 4 is formed in a hanging portion 8 integral with the door trim 4, and a second flange portion 7b is formed. 3, a bent portion 20 similar to that of FIG. 3 or a convex surface portion 21 similar to that of FIG. 4 is formed, and a retaining mechanism that engages with each other between the hanging portion 8 and the second flange portion 7b. 1
If 9 is formed, it is needless to say that the assembling state of the door trim 4 with respect to the door inner panel 1 is further stabilized, and the occurrence of rattling of the door trim 4 and the inner weather strip 5 is further suppressed.

7 and 8, instead of forming the first flange portion 7a and the second flange portion 7b of the door inner panel 1 in a staggered manner, as shown in FIG. Needless to say, the first flange portion 7a may be joined to the door inner panel 1 on which the second flange portion 7b is formed by welding or the like.

Incidentally, the inner weather strip mounting structure for a door glass according to the present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the scope of the present invention. is there.

[0036]

As described above, the first aspect of the present invention is as described above.
According to the inner weather strip mounting structure for door glass described in any one of (1) to (3), the workability can be improved, the cost can be reduced and the weight can be reduced, and the rigidity of the door trim in the vehicle width direction is increased to prevent rattling. Thus, an excellent effect of stabilizing the contact of the inner weather strip against the door glass and smoothing the sliding of the door glass can be achieved.

[Brief description of the drawings]

FIG. 1 is a sectional view of one embodiment of the present invention.

FIG. 2 is a perspective view showing an assembling procedure of the embodiment shown in FIG.

FIG. 3 is a sectional view showing an embodiment of the present invention to which an example of a retaining mechanism is added.

FIG. 4 is a cross-sectional view illustrating another embodiment of the present invention to which another example of a retaining mechanism is added.

FIG. 5 is a cross-sectional view showing a further embodiment of a retaining mechanism in one embodiment of the present invention.

FIG. 6 is a perspective view illustrating a modification of the door inner panel according to one embodiment of the present invention.

FIG. 7 is a sectional view showing another embodiment of the present invention.

FIG. 8 is a sectional view showing a modification of the other embodiment of the present invention shown in FIG.

FIG. 9 is a sectional view showing a conventional example.

FIG. 10 is a perspective view showing an assembling procedure of the conventional example shown in FIG.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 door inner panel 3 door glass 4 door trim 5 inner weather strip 6 L-shaped bracket (bracket) 7 a first flange portion 7 b second flange portion 8 hanging portion 12 folded portion 14 support portion 14 a first leg portion 14 b second leg portion 15 Lip part 16 Projection 17 Hook part 18 Convex part 19 Retaining mechanism

Continuation of front page (58) Field surveyed (Int.Cl. ⁷ , DB name) B60J 10/08 B60J 10/04

Claims (3)

(57) [Claims] 1. A first flange portion and a second flange portion are formed on an upper end portion of a door inner panel so as to stand up at a required interval in a vehicle width direction. Forming a folded portion that rises in a form bent toward the two flange portion side, and a drooping portion that descends downward from the upper end portion of the door trim and is engageable with the second flange portion of the door inner panel at the upper end portion of the door trim. A bracket to be formed is integrally attached, and a support portion made of a hard resin having a substantially inverted U-shaped cross section having a first leg portion and a second leg portion, and a first leg portion of the support portion so as to abut on a door glass surface. A projection that engages with a lower portion of the back of the folded portion of the first flange portion is formed on a first leg of the inner weather strip having a lip portion made of a soft resin protruded from the inner weather strip; The second leg portion has a hook portion that engages with the hanging portion, and the second leg portion of the inner weather strip has a convex portion that contacts an upper portion of the folded portion of the first flange portion, With the hanging part formed by the bracket integrally attached to the door trim engaged with the second flange part of the door inner panel, the second leg of the support part of the inner weather strip is connected to the hanging part with the first hanging part. An inner weather strip mounting structure for a door glass, wherein the inner weather strip mounting structure is configured to be inserted between a flange portion and the first leg portion and the second leg portion so as to be able to sandwich the first flange portion. 2. A first flange portion and a second flange portion are formed on an upper end portion of the door inner panel so as to stand up at a required interval in a vehicle width direction, and an upper end portion of the first flange portion is provided with an anti- Forming a folded portion that rises in a form bent toward the two flange portion side, and a drooping portion that descends downward from the upper end portion of the door trim and is engageable with the second flange portion of the door inner panel at the upper end portion of the door trim. A support portion made of a hard resin having a substantially inverted U-shaped cross section having a first leg portion and a second leg portion, and protruding from the first leg portion of the support portion so as to contact the surface of the door glass. A lip portion made of a soft resin is formed on the first leg portion of the inner weather strip, and a projection is formed on the first flange portion so as to be engaged with a lower rear portion of the folded portion, and the second leg portion of the inner weather strip is formed on the first leg portion. , Said droop A hook that engages with the door trim, and a second leg of the inner weather strip is formed with a convex portion that contacts an upper portion of the folded portion of the first flange portion, and a hanging portion integrally formed with the door trim. Is engaged with the second flange portion of the door inner panel, the second leg of the support portion of the inner weather strip is inserted between the hanging portion and the first flange portion, and the first leg portion is inserted. An inner weather strip mounting structure for a door glass, wherein the first flange portion can be held between the first flange portion and the second leg portion. 3. The inner weather strip mounting structure for a door glass according to claim 1, wherein a retaining mechanism that engages with each other is formed between the hanging portion and the second flange portion.