JP5905712B2 - Door frame garnish mounting structure - Google Patents

Description

  The present invention relates to a door frame garnish mounting structure.

  A door frame that forms a window frame of a vehicle door includes a frame portion that forms a skeleton thereof, a weather strip for sealing attached to the frame portion, and a resin garnish that forms a design surface on the outside of the vehicle.

  For example, as shown in FIG. 6, the door frame described in Patent Document 1 employs an aluminum sash inner 110 (frame portion) for the purpose of weight reduction. The sash inner 110 has an insertion hole 111. On the other hand, the garnish 116 has an attachment projection 117 that is inserted into the insertion hole 111. The weather strip 120 inserts the clip 119 into the mounting hole 122 that penetrates the insert 121 together, and press-fits the clip 119 into the mounting hole 117a provided on the front surface of the mounting projection 117, thereby allowing the sash inner 110 is fastened. In this case, since the sash inner 110, the garnish 116, and the weather strip 120 are fastened by the common clip 119, the number of parts can be reduced as much as the number of clips does not need to be increased.

Japanese Patent No. 4373245

  By the way, in Patent Document 1, the door frame is assembled by inserting a clip 119 penetrating through the mounting hole 122 of the weather strip 120 in a state where the mounting protrusion 117 of the garnish 116 is inserted and temporarily assembled into the insertion hole 111 of the sash inner 110. This is done by press-fitting into the mounting hole 117a of the mounting projection 117. Therefore, when the weather strip 120 is assembled, the garnish 116 (attachment protrusion 117) may be pushed out by the clip 119 and may come off from the sash inner 110 (insertion hole 111).

  An object of the present invention is to provide a door frame garnish mounting structure capable of suppressing the garnish in a temporarily assembled state from being detached from the frame portion when the weather strip is assembled without increasing the number of parts.

In order to solve the above problems, the invention according to claim 1 is directed to a door frame garnish mounting structure in which a resin garnish is attached to a frame portion forming a skeleton of a door frame forming a window frame of a vehicle door. An insertion hole formed in a portion, an engagement frame portion protruding from a garnish body forming a design surface on the vehicle exterior side of the garnish, and inserted in the insertion hole, and provided in a weather strip, the engagement frame An engagement protrusion that engages with the engagement frame portion by being inserted into the insertion hole in a portion, and fastens the weather strip and the garnish across the frame portion, and the penetration through the insertion hole formed at the tip portion of the engaging frame portion, and a locking pawl to be engaged with the periphery of the insertion hole, the engagement projection is in engagement with the engaging frame portion, the engagement Has a locking piece extending towards the frame portion, the engagement frame section is summarized in that with a locking portion to which the locking member is locked.

  According to the same configuration, the weather strip and the garnish sandwich the frame portion by the engagement protrusion being inserted into the insertion hole in the engagement frame portion and engaging with the engagement frame portion. It is concluded. That is, the garnish is fastened to the frame portion via the weather strip. Therefore, for example, the number of parts can be reduced as much as a dedicated fastener (for example, a clip or the like) for fastening the garnish to the frame portion becomes unnecessary.

  In the assembling step, first, the engagement frame portion of the garnish is inserted into the insertion hole of the frame portion. At this time, the locking claw formed at the distal end portion of the engagement frame portion that penetrates the insertion hole is locked to the peripheral portion of the insertion hole, so that the garnish is temporarily assembled to the frame portion. Is done. In this state, in order to assemble the weather strip, when the engagement protrusion is inserted into the insertion hole in the engagement frame portion, the weather protrusion is engaged with the engagement frame portion. And the said garnish is fastened on both sides of the said frame part. At this time, the garnish tends to be detached from the frame portion (insertion hole) by the engagement frame portion being pushed by the engagement protrusion, but is temporarily assembled to the frame portion in the above-described manner. It can suppress that the said garnish remove | deviates from the said frame part.

  According to the present invention, it is possible to provide a door frame garnish mounting structure that can prevent the garnish in a temporarily assembled state from being detached from the frame portion when the weather strip is assembled without increasing the number of parts.

The side view which shows one Embodiment of this invention. (A) and (b) are the exploded perspective view and sectional drawing which show the embodiment. The perspective view which expands and shows the same embodiment. The perspective view which shows the temporary assembly state of the embodiment. Sectional drawing which shows the deformation | transformation form of this invention. Sectional drawing which shows a prior art form.

  An embodiment of the present invention will be described with reference to FIGS. As shown in FIG. 1, the vehicle door 1 supported by the side part of a vehicle body is provided with the door main body 2 which comprises the lower part. The door body 2 is a bag-like structure in which a door outer panel constituting the door outer plate and a door inner panel (not shown) constituting the door inner plate are combined, and the door can be projected and retracted from the upward opening. Wind glass DW etc. are installed.

  Further, the vehicle door 1 includes a door frame 5 that is fixed to the upper end portion of the door body 2 and constitutes a window frame of the vehicle door 1 (that is, a frame of the door window glass DW). The door frame 5 includes a frame portion 10 that forms the skeleton thereof. The frame portion 10 is fixed to the door main body 2 (for example, a door inner panel) on the rear side of the vehicle and is connected to the upper end of the vertical column 11 fixed to the door main body 2 on the front side of the vehicle. Having a generally arcuate upper edge 12 that is open downward.

  The upright column portion 11 is formed by press-molding a steel plate, for example, and a garnish 20 formed in a long shape with a resin material such as ABS (Acrylonitrile butadiene styrene) is attached and covered from the outside of the vehicle. ing. On the other hand, the upper edge portion 12 is formed of, for example, a resin material, and a decorative member 12a formed of, for example, a steel plate in a substantially bow shape is attached and covered from the outside of the vehicle.

  As shown in FIG. 2A, the upright column portion 11 has an attachment portion 13 projecting in a trapezoidal shape toward the vehicle inner side at the upper end portion thereof, and substantially passes through the attachment portion 13 in the plate thickness direction. A rectangular insertion hole 14 is provided.

  The weather strip 30 attached to the upright column portion 11 (frame portion 10) is formed of an elastic material such as rubber, for example, and is a hollow seal portion having a substantially constant cross section extending over substantially the entire length of the frame portion 10. 31 and a substantially flat mounting wall 32 integrally formed with the seal portion 31 in accordance with the upper end portion of the upright column portion 11. The weather strip 30 seals between the vehicle body 1 and the vehicle body 1 by elastically contacting the vehicle body 1 over the entire length when the vehicle door 1 is fully closed.

  As shown in FIG. 2B, an insert 34 made of, for example, a metal plate or a hard resin is embedded in the mounting wall portion 32. An attachment hole 33 is formed in the attachment wall portion 32 so as to face the insertion hole 14 of the upright column portion 11. The mounting hole 33 includes a circular mounting hole 33a disposed on the side away from the upright column portion 11, and an insertion hole 33b that is more contracted than the mounting hole 33a and faces the upright column portion 11 (insertion hole 14). It has a stepped shape.

  On the other hand, the garnish 20 includes a long garnish body 21 that forms a design surface on the outside of the vehicle, a support protrusion 22 that protrudes from the garnish body 21 so as to face the insertion hole 14 of the upright column portion 11, and a latch. The protrusion 23 is integrally provided. The support protrusions 22 and the locking protrusions 23 are spaced apart from each other in the vertical direction. When the garnish 20 is attached to the upright column part 11, the support protrusions 22 and the locking protrusions 23 are arranged along the upper inner wall surface and the lower inner wall surface of the insertion hole 14. Each is inserted into the insertion hole 14. The support protrusion 22 and the locking protrusion 23 constitute an engagement frame portion.

  As shown in FIG. 3, the support protrusion 22 has a substantially square plate shape that extends along the upper inner wall surface of the insertion hole 14. On the other hand, the locking projection 23 extends along the lower inner wall surface of the insertion hole 14 and extends between the pair of leg portions 23a standing opposite to the lower corners of the insertion hole 14 and between the leg portions 23a. And a locking portion 23b for connecting the two to each other. A locking claw 24 having a substantially triangular prism shape protruding downward is formed at the center in the longitudinal direction of the locking portion 23b.

  As shown in FIG. 2, a clip 40 made of an elastic resin material such as PP (Polypropylene) or POM (Polyacetal), which is inserted into the mounting hole 33 of the weather strip 30, is provided on the upright column portion 11 and the garnish 20. Engage. That is, the clip 40 includes a substantially disc-shaped head portion 41 having an outer diameter larger than the inner diameter of the mounting hole 33a, and a substantially cylindrical mounting portion 42 having an outer diameter equivalent to the inner diameter of the mounting hole 33a. Have The clip 40 protrudes from the central portion of the mounting portion 42 toward the garnish main body 21 and is inserted into the insertion hole 14 between the support protrusion 22 and the locking protrusion 23, and the engagement pillar 43. A claw-like locking piece 44 that is cantilevered at the lower end of the end of the joint post 43 is provided. The locking piece 44 extends obliquely downward toward the locking portion 23 b of the locking projection 23. The engaging column part 43 and the locking piece 44 constitute an engaging protrusion.

  When the clip 40 is mounted in the mounting hole 33 a of the mounting hole 33 and the engaging column 43 is inserted between the support protrusion 22 and the locking protrusion 23 into the insertion hole 14, The locking piece 44 that is compressed by 23b passes through the locking portion 23b and is then elastically restored and locked to the locking portion 23b, thereby engaging with the garnish 20. The clip 40 sandwiches the weather strip 30 (periphery of the insertion hole 33b) and the locking projection 23 (locking portion 23b) together with the upright column portion 11 (mounting portion 13) between the head 41 and the locking piece 44. Then, the upright column portion 11, the weather strip 30 and the garnish 20 are fastened. That is, the upright column part 11, the garnish 20 and the weather strip 30 are fastened by the common clip 40.

  In addition, the coupling | bonding force of the standing pillar part 11 and the garnish 20 is reinforced with the adhesive force of the double-sided tape 46 interposed between these. Further, the upright column portion 11 and the garnish 20 are adhered to each other by the double-sided tape 46, so that swinging around the insertion hole 14 (the support projection portion 22 and the locking projection portion 23) is prevented.

Next, the operation at the time of assembly of this embodiment will be described.
First, when the support projection 22 and the locking projection 23 of the garnish 20 are inserted into the insertion hole 14 of the upright column portion 11, the locking projection 23 pressed by the locking claw 24 is formed on the lower peripheral edge of the insertion hole 14. The locking claw 24 is allowed to pass while being bent toward the support protrusion 22 side (that is, the upper side). At this time, the locking projection 23 is elastically restored, so that the locking claw 24 that has passed through the insertion hole 14 is locked to the lower peripheral edge of the insertion hole 14 as shown in FIG. At the same time, the double-sided tape 46 that is previously attached to the garnish main body 21 is attached to the facing surface of the upright column portion 11. Thus, the garnish 20 is temporarily assembled to the upright column portion 11.

  Subsequently, the engaging column portion 43 of the clip 40 is inserted into the insertion hole 33b of the mounting hole 33 and the mounting portion 42 is mounted in the mounting hole 33a, and the engaging column portion 43 is inserted into the support projection portion 22 and the locking projection. The portion 23 is inserted into the insertion hole 14. At this time, the locking piece 44 compressed and contracted by the locking portion 23b is elastically restored after passing through the locking portion 23b, thereby being locked to the locking portion 23b. As described above, the upright column portion 11, the garnish 20 and the weather strip 30 are fastened by the common clip 40. When the weather strip 30 is assembled, the garnish 20 is detached from the upright column portion 11 (insertion hole 14) when the support projection portion 22 and the locking projection portion 23 are pushed by the engagement column portion 43 and the locking piece 44. Although it is going to be, it is suppressed that the garnish 20 remove | deviates from the standing pillar part 11 by being in the temporarily assembled state with respect to the standing pillar part 11 in the above-mentioned aspect.

As described above in detail, according to the present embodiment, the following effects can be obtained.
(1) In the present embodiment, the weather strip 30 and the garnish 20 are configured such that the engaging column portion 43 of the clip 40 is inserted into the insertion hole 14 between the support protrusion portion 22 and the locking protrusion portion 23 and the locking piece 44 is locked. By being engaged with the protruding portion 23 (the locking portion 23b), the vertical column portion 11 (the frame portion 10) is sandwiched and fastened. That is, the garnish 20 is fastened to the upright column portion 11 via the weather strip 30. Therefore, for example, the number of parts can be reduced to the extent that a dedicated fastener (for example, a clip or the like) for fastening the garnish 20 to the upright column portion 11 becomes unnecessary. And cost can be reduced.

  In the assembling step, the weather strip 30 is assembled in the above-described temporary assembly state of the garnish 20 with respect to the upright column portion 11 (frame portion 10). That is, by inserting the engaging column portion 43 of the clip 40 attached to the weather strip 30 into the insertion hole 14 between the support protrusion portion 22 and the locking protrusion portion 23, the weather strip 30 and the garnish 20 are formed in the above-described manner. Fastened with the upright portion 11 interposed therebetween. At this time, the garnish 20 tends to be detached from the upright column portion 11 (insertion hole 14) by the support projection portion 22 and the locking projection portion 23 being pushed by the engagement column portion 43 and the locking piece 44. By being in a temporarily assembled state with respect to the upright column portion 11 in an aspect, it is possible to suppress the garnish 20 from being detached from the upright column portion 11, and to improve the assemblability.

  (2) In the present embodiment, the engaging column portion 43 and the locking piece 44 project from the head 41 of the clip 40 that is separate from the weather strip 30. For this reason, for example, the molding material or shape thereof is selected so that the strength of the clip 40 (engagement column portion 43, locking piece 44) is smaller than the strength of the garnish 20 (locking projection portion 23). For example, when the garnish 20 is removed, at least the garnish 20 can be prevented from being damaged. Needless to say, the clip 40 can be easily removed from the weatherstrip 30 that has been removed from the garnish 20 together with the clip 40. Thus, each can be removed from the upright column portion 11 without damaging the garnish 20 or the weather strip 30 attached to the upright column portion 11.

  (3) In the present embodiment, the weather strip 30 and the garnish 20 sandwiching the upright column portion 11 (frame portion 10) are fastened to the one locking piece 44 provided on the clip 40 and the garnish 20 provided on the garnish 20. Since it consists of one set of the locking projections 23 (locking portions 23b), it can be assembled smoothly.

In addition, you may change the said embodiment as follows.
As shown in FIG. 5, the weather strip 50 in which the engagement column portion 43 and the locking piece 44 are integrally formed may be employed without the clip 40. That is, the mounting hole 33 is not formed in the substantially flat mounting wall 51 of the weather strip 50, and an insert 52 made of, for example, a hard resin is embedded. The engaging column portion 43 and the locking piece 44 are integrally formed with the frame-like main body portion 53 of the insert 52. By changing in this way, the number of parts can be reduced by the amount that a separate clip becomes unnecessary.

In the embodiment, the locking claw 24 may be formed at the tip of the support protrusion 22. In this case, the locking claw 24 that has passed through the insertion hole 14 is locked to the upper peripheral edge of the insertion hole 14.
-In the said embodiment, you may arrange | position the support protrusion part 22 and the latching protrusion part 23 (locking claw 24) on the lower side and the upper side, respectively. In this case, the locking claw 24 that has passed through the insertion hole 14 is locked to the upper peripheral edge of the insertion hole 14.

  In the above embodiment, the support protrusion 22 and the locking protrusion 23 are arranged in the vertical direction, but may be arranged in the front-rear direction (the width direction of the garnish main body 21). In this case, the locking claw 24 formed at the distal end portion of the supporting projection portion 22 or the distal end portion of the locking projection portion 23 is formed on the front peripheral portion or the rear peripheral portion of the insertion hole 14 as the insertion hole 14 passes. Locked.

  In the embodiment, a total of four support protrusions 22 or locking protrusions including at least one locking protrusion 23 on the upper side and the lower side of the insertion hole 14 and on the front side and the rear side of the insertion hole 14. 23 may be provided. In this case, the locking claw 24 may be provided on any one of the four support protrusions 22 or the locking protrusions 23.

  -In the said embodiment, the fastening of the weather strips 30 and 50 and the garnish 20 which pinched | interposed the standing pillar part 11 (frame part 10) is the latching piece 44 provided in the weather strips 30 and 50, and the engagement provided in the garnish 20 You may carry out by multiple sets which make the stop protrusion part 23 (locking part 23b) 1 set.

-In the said embodiment, the engagement protrusion part press-fitted between the support protrusion part 22 and the latching protrusion part 23 (inside the engagement frame part) may be sufficient.
In the above-described embodiment, the insertion hole 14 of the upright column portion 11 and the support projection portion 22 and the locking projection portion 23 inserted into the insertion hole 14 are used as the upper end portion (corner portion of the door frame 5) of the upright column portion 11 Although arrange | positioned, you may arrange | position to the lower end parts, such as the standing column part 11.

In the embodiment described above, the garnish 20 attached to the upright column portion 11 of the frame portion 10 has been described, but a garnish attached to the upper edge portion 12 may be used.
The present invention may be applied to a door frame of a rear door, for example.

Next, the technical idea that can be grasped from the above embodiment and other examples will be described below.
(A) In the door frame garnish mounting structure according to claim 1,
The door frame garnish mounting structure, wherein the engaging protrusion protrudes from a head of a clip attached to the weather strip and penetrates the weather strip. According to this configuration, the engaging protrusion protrudes from the head of the clip that is separate from the weather strip. For this reason, for example, by selecting those molding materials or shapes so that the strength of the clip (engagement projection) is smaller than the strength of the garnish (engagement frame), for example, When removing the garnish, at least the garnish can be prevented from being damaged. It goes without saying that the clip can be easily removed from the weatherstrip that is detached from the garnish. Thus, each can be removed from the frame part without damaging the garnish or the weather strip attached to the frame part.

(B) In the door frame garnish mounting structure according to claim 1 or 2,
The door frame garnish mounting structure, wherein the engaging protrusion is formed integrally with the weather strip. According to this configuration, the engaging protrusion is formed integrally with the weather strip, so that the number of parts can be reduced.

  DESCRIPTION OF SYMBOLS 1 ... Vehicle door, 5 ... Door frame, 10 ... Frame part, 11 ... Standing pillar part, 14 ... Insertion hole, 20 ... Garnish, 21 ... Garnish main body, 22 ... Supporting projection part (engagement frame part), 23 ... Locking Projection (engagement frame), 24 ... locking claw, 30, 50 ... weather strip, 40 ... clip, 41 ... head, 42 ... mounting part, 43 ... engagement column part (engagement projection), 44 ... locking piece (engagement protrusion).

Claims (1)

In a door frame garnish mounting structure in which a resin garnish is attached to a frame portion forming a skeleton of a door frame forming a window frame of a vehicle door,
An insertion hole formed in the frame part;
An engagement frame portion protruding from a garnish body forming a design surface on the vehicle exterior side of the garnish and inserted into the insertion hole;
An engagement protrusion provided on the weather strip and engaged with the engagement frame portion by being inserted into the insertion hole in the engagement frame portion, and fastening the weather strip and the garnish with the frame portion interposed therebetween. And
A locking claw that is formed at a distal end portion of the engagement frame portion that penetrates the insertion hole and is locked to a peripheral edge portion of the insertion hole ;
The engagement protrusion has a locking piece extending toward the engagement frame portion in a state of being engaged with the engagement frame portion,
The door frame garnish mounting structure , wherein the engagement frame portion includes a locking portion to which the locking piece is locked .