JP5195215B2 - Frame mall - Google Patents

Description

  The present invention relates to a vehicle frame molding including a holder member having a resin holder.

  As shown in FIG. 11, a lower molding 116 attached to the door frame 101 is formed by using a channel portion 108 that is divided into two parts and an outer portion 109 having a design surface 109 a as separate members. And fixed to the door frame 101 constituting the rear edge of the window portion with rivets or the like at a plurality of locations in the molding longitudinal direction. The outer portion 109 bends the outer portion 109 in accordance with the change in the shape of the door frame 101 and the distance from the body panel 102 to form a rising portion 111, and includes a flange portion 111b and a channel portion 108 extending from the side wall 111a. A door frame molding that is fixed to the mounting portion 107 of the door frame 101 is disclosed (for example, see Patent Document 1).

Also, a vehicular molding in which a decorative band is assembled in a recess formed in the longitudinal direction of the surface of the molding main body, and the decorative band is a slit provided in the molding main body with a claw for a caulking provided in the decorative band. There has been disclosed a vehicular molding that fixes a decorative band to a molding body by inserting and bending and caulking from the root of a claw portion (for example, refer to Patent Document 2).
JP 2001-206067 A Japanese Laid-Open Patent Publication No. 3-100498

  However, according to Patent Literature 1, since the rising portion 111 is provided over the entire length in the molding longitudinal direction by bending the outer portion 109, the design surface 109 a at the end face is distorted due to bending distortion of the rising portion 111. There arises a problem that the appearance of the lower molding 116 deteriorates.

  Further, according to Patent Document 2, the caulking and the decorative band are fixed to the molding body by bending from the root of the caulking claw. For this reason, if the root length of the caulking nail portion is short from the design surface of the decorative band, distortion occurs in the corner in the longitudinal direction of the design surface due to the bending of the caulking nail root portion. There is a problem that looks bad.

  The present invention has been made in view of the above-mentioned problems, and by crimping the caulking receiving part provided on the resin holder of the holder member with the caulking claw part provided on the frame molding of the vehicle, the design surface of the frame molding is obtained. An object of the present invention is to provide a frame molding that can suppress the generated distortion, improve the appearance of the design surface, increase the yield rate of the frame molding, and easily dimension the design surface during assembly.

  In order to solve the above-mentioned problem, the invention according to claim 1 is a frame molding comprising a holder member having a metal holder and a resin holder, and a frame molding main body, wherein a caulking receiving portion protruding from the resin holder is provided. A crimping claw portion projecting from an end surface of the frame molding body is provided on the frame molding body, and a leading end portion of the crimping receiving portion projects from the end surface in a state where the crimping receiving portion is positioned at the position of the crimping claw portion. The caulking claw portion is bent over 90 degrees to bring the caulking claw portion into contact with the resin holder.

  In the invention according to claim 2, the caulking receiving portion includes an inclined surface facing the design surface of the frame molding body from the tip portion.

  In the first aspect of the present invention, the holder member is assembled in the frame molding body, and the crimping receiving portion of the resin holder is positioned in the position where the crimping receiving portion of the resin holder is positioned. The front end portion protrudes from the end surface from which the caulking claw portion of the frame molding body projects. From this state, the caulking claw portion is bent over 90 degrees, the caulking claw portion is brought into contact with the resin holder, and the caulking receiving portion is caulked. Then, by adjusting the bending radius so that the bending start position of the caulking nail portion is higher than the root of the caulking nail portion, the design surface of the frame molding becomes the distortion of the bending of the caulking nail portion. Can be prevented. As a result, the distortion of the design surface of the frame molding can be prevented, and the appearance of the design surface is improved. By improving the appearance of the design, the yield rate of frame molding will be improved.

  Also, by bending the caulking claw part over 90 degrees and bringing the caulking claw part into contact with the resin holder and caulking the caulking receiving part, the holder member has a lateral direction on the caulking claw part side of the flail molding body. Force acts. With this force, the holder member moves along the inner surface on the design surface side of the frame molding body in the lateral direction on the crimping claw side of the frame molding body, and the side surface on the crimping receiving side of the resin holder section is on the side of the frame molding body. Abuts the side. This provides a frame molding that facilitates dimensioning of the design surface during assembly by using the side surface of the resin holder portion and the bottom surface of the resin holder portion that is in contact with the inner surface of the design surface as a reference surface. it can.

  Further, in the invention according to claim 2, since the crimping receiving portion is provided with an inclined surface directed from the tip end portion of the crimping receiving portion to the design surface of the frame molding body, the crimping claw portion is bent over 90 degrees. By caulking, the caulking claw portion comes into contact with at least a part of the inclined surface. Thereby, the crimp receiving part of a holder member receives the force of the side direction of the crimping claw part side of a frame molding main body from a crimping claw part. When this force is received, the holder member moves along the inner surface of the frame molding main body in the side surface direction on the caulking claw portion side of the frame molding main body, and the side surface of the resin holder portion contacts the side surface of the frame molding main body. As a result, by using the side surface and bottom surface of the resin holder portion as reference surfaces, it is possible to provide a frame molding in which the design surface can be easily dimensioned during assembly.

  Furthermore, the holder member can be brought into contact with the crimping claw portion by bringing the corner portion of the end surface of the crimping claw portion into contact with the surface of the resin holder portion that extends after the inclined surface ends (a surface substantially parallel to the bottom surface of the resin holder portion). Force is received from the corner of the end face of the tip. This force prevents the holder member from rising and moves the holder member in the side surface direction on the caulking claw portion side of the frame molding, so that the design surface can be easily dimensioned during assembly.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a view showing a mounting position of a vehicle door molding according to an embodiment of the present invention. FIG. 2 is a schematic view of the door molding according to the embodiment of the present invention, and shows a view of the door molding of the right rear seat door as viewed from the inside of the vehicle.

  As shown in FIGS. 1 and 2, the door molding 1 includes a door upper belt molding 2 (frame molding), a door rear frame molding 3 (frame molding), and a door lower belt molding 6 (frame molding). The door upper belt molding 2 and the door rear frame molding 3 are connected by a connecting portion 10, and the door rear frame molding 3 and the door lower belt molding 6 are connected by a connecting portion 11. The main body of the door upper belt molding 2 and the main body of the door lower belt molding 6 have a large radius of curvature and are configured with a substantially uniform curvature. The door rear frame molding main body 13 (FIG. 6), which will be described later, is a molded product by press working because it is largely bent along the window frame at the rear of the door. Since the door molding 1 is also a design part that decorates the edge of the door 9, it is also called a garnish.

  FIG. 3 is a perspective view of a holder member provided in the door rear frame molding body. As shown in FIG. 3, the holder member 4 is configured to be integrated by casting a resin holder 30 (resin holder) into a SUS holder 20 (metal holder).

  FIG. 4 is a perspective view of the SUS holder portion 20 of the holder member 4. As shown in FIG. 4, the SUS holder portion 20 is press-formed from a stainless steel plate having a substantially U-shaped cross section, and is bent with respect to the flange 21, the belt 22 bent at a right angle to the flange 21, and the belt 22. It consists of an angle 23 bent at a substantially right angle. The flange 21 includes a fan portion 21 a whose one end side extends in a substantially fan shape, and a protruding portion 21 b that protrudes from the end surface of the flange 21. Seven through holes 26 are provided in the fan portion 21a with a predetermined interval. The bent corner portion 24 of the flange 21 is provided with 23 through holes 27 at regular intervals over the entire length. Since the through hole 27 is provided in the corner portion 24, the diameter is smaller than that of the through hole 26. In addition, although the material of the SUS holder part 20 uses stainless steel (SUS) for rust prevention, it may be a structural material other than stainless steel as long as it is a corrosion-resistant metal or a rust-proof metal. .

  5 is a cross-sectional view taken along the line AA in FIG. The resin holder portion 30 surrounds the cross section of the flange 21 of the SUS holder portion 20 and includes an extended portion 30a that extends from the corner portion 24 to the opposite side of the flange 21, and is integrated with the SUS holder portion 20 to be an insert. Molded. When insert molding is performed, for example, resin flows in from the front of FIG. 3 and flows to the opposite surface through the through hole 26 of the flange 21a and the through hole 27 of the corner portion 24. Improves the fluidity of the resin. Further, the resin in the through-hole 26 and the through-hole 27 and the corner portion 24 fulfill a function of enhancing the adhesiveness of the integration between the resin holder portion 30 and the SUS holder portion 20.

  As shown in FIG. 3, the resin holder portion 30 is provided with a crimping receiving portion 31 that protrudes at a position corresponding to the protruding portion 21b (FIG. 4) of the SUS holder portion 20 and a corner portion of the fan portion 21a (FIG. 4). It is done. Further, a lifting prevention receiving portion 32 is provided in the extending portion 30 a of the resin holder portion 30.

  The resin holder portion 30 is made of a resin material such as glass fiber reinforced polypropylene (PPGF) or polypropylene (PP). From the standpoint of strength, the glass fiber reinforced polypropylene is 30% impregnated with glass fiber to enhance the strength. preferable. Further, a resin material in which a resin such as epoxy is impregnated with fine ceramic powder such as alumina may be used.

  FIG. 6 is a perspective view of a stainless door rear frame molding main body 13 (frame molding main body) which is a design part. FIG. 7 is a perspective view of the door rear frame molding. FIG. 8 is an enlarged perspective view showing a crimped state of a portion B in FIG. FIG. 9 is an enlarged CC cross-sectional view of FIG. FIG. 10 is an enlarged cross-sectional view of CC in FIG. 7 in a state where the crimping receiving portion 31 is crimped. As shown in FIG. 7, the door rear frame molding main body 13 is provided with a crimping claw portion 3 a at a position corresponding to the crimping receiving portion 31 of the resin holder portion 30. The caulking claw portion 3 a protrudes from the end surface 3 d of the side surface 3 c of the door rear frame molding main body 13. Further, the lift prevention claw portion 3 b of the door rear frame molding body 13 is provided at a position corresponding to the lift prevention receiving portion 32 of the resin holder portion 30.

  As shown in FIGS. 7 and 9, in the state where the holder member 4 is assembled in the door rear frame molding body 13, the leading end portion 31 a of the crimping receiving portion 31 protrudes from the end surface 3 d of the door rear frame molding body 13. ing. The root 3r of the crimping claw portion 3a is located on the end surface 3d. Further, the caulking receiving portion 31 includes an inclined surface 31 b that is obliquely downward toward the design surface 3 e of the door rear frame molding body 13. And the length of the crimping claw part 3a is set so that the crimping claw part 3a bends over 90 degree | times, and the crimping claw part 3a contact | abuts at least one part of the inclined surface 31b. As described below, preferably, the caulking claw portion 3a abuts at least a part of the inclined surface 31b, and the corner portion of the tip portion 3g of the caulking claw portion 3a abuts on the surface 30b of the resin holder portion 30 ( FIG. 10). Further, the position at which the crimping claw portion 3a starts to bend is located at a position higher than the root 3r of the crimping claw portion 3a, that is, the end surface 3d.

  As shown in FIGS. 9 and 10, the caulking claw portion 3a of the door rear frame molding body 13 is bent from above the caulking receiving portion 31 of the resin holder portion 30 so that the caulking claw portion 3a is at least part of the inclined surface 31b. At the same time, the corner portion of the tip portion 3g of the crimping claw portion 3a is brought into contact with the surface 30b of the resin holder portion 30 extending from the end of the inclined surface 31b, and the crimping receiving portion 31 is crimped.

  Further, the lift prevention claw portion 3b of the door rear frame molding main body 13 is brought into contact with the lift prevention reception portion 32 from above the lift prevention reception portion 32 of the resin holder portion 30 so that the lift prevention reception portion 32 Prevent the rise. In this case, the lifting prevention claw portion 3b prevents the holder member 4 from rising, but the holder member 4 is contacted with the bottom surface 30d of the holder member 4 along the inner surface 3f of the door rear frame molding body 13 on the design surface 3e side. It can slide in the direction of the side surface 3c while touching. And the holder member 4 slides by crimping with the crimping claw part 3a, and the side surface 30c of the resin holder part 30 contacts the side surface 3c of the door rear frame molding body 13. Thus, the door rear frame molding main body 13 is attached to the holder member 4.

  In addition, although the holder member 4 of this embodiment is formed with the SUS holder part 20 and the resin holder part 30, you may shape | mold only with the resin holder part 30. FIG.

  Next, the operation and effect of the embodiment of the present invention will be described. That is, the caulking receiving portion 31 and the lifting prevention receiving portion 32 are provided in the resin holder portion 30 integrated with the SUS holder portion 20. The holder member 4 is assembled into the door rear frame molding main body 13 so that the crimping claw portion 3a and the crimping claw portion 3b of the door rear frame molding main body 13 are positioned at the positions of the crimping receiving portion 31 and the lifting prevention receiving portion 32, respectively. Next, the caulking claw portion 3 a of the door rear frame molding body 13 is bent over 90 degrees from above the caulking receiving portion 31 of the resin holder portion 30 to bring the caulking claw portion 3 a into contact with the surface 30 b of the resin holder portion 30. The caulking receiving portion 31 is caulked. In this case, the bending radius of the bending is adjusted so that the bending start position of the crimping claw 3a is higher than the root of the crimping claw 3a. By adjusting the bending radius and in the assembled state, the front end portion 31a of the crimping receiving portion 31 protrudes from the end surface 3d of the side surface 3c of the door rear frame molding main body 13, so that the door rear frame molding main body 13 The design surface 3e can prevent the influence of the distortion of the bent portion of the caulking claw portion 3a. As a result, the occurrence of distortion on the design surface 3e can be prevented, and the appearance of the design surface 3e is improved. Moreover, with the improvement in the appearance of the design surface 3e, the non-defective product rate of the door rear frame molding 3 can be improved.

  Further, the holder member 4 is designed to be used for the door rear frame molding body 13 by bending the crimping claw portion 3a over 90 degrees to bring the crimping claw portion 3a into contact with the resin holder 30 and crimping the crimping receiving portion 31. It moves in the direction of the side surface 3c on the caulking claw portion 3a side along the inner surface 3f on the surface side 3e, and the side surface 30c of the resin holder portion 30 contacts the side surface 3c of the door rear frame molding body 13. Thereby, the door rear frame molding 3 in which the design surface 3e can be easily dimensioned during assembly can be provided by using the side surface 30c and the bottom surface 30d of the resin holder portion as reference surfaces.

  Moreover, since the crimping receiving part 31 is provided with the inclined surface 31b diagonally downward toward the design surface 3e of the door rear frame molding main body 13, by bending the crimping claw part 3a over 90 degrees and crimping, The caulking claw portion 3a abuts on at least a part of the inclined surface 31b. Thereby, the holder member 4 receives the force in the side surface 3c direction on the caulking claw portion 3a side from the caulking claw portion 3a to the caulking receiving portion 31. When this force is received, the holder member 4 moves along the inner surface 3f of the door rear frame molding main body 13 in the direction of the side surface 3c on the crimping claw portion 3a side, and the side surface 30c of the resin holder portion 30 moves to the door rear frame molding main body. 13 side surface 3c. As a result, by using the side surface 30c and the bottom surface 30d of the resin holder portion 30 as reference surfaces, it is possible to provide the door rear frame molding 3 in which the design surface 3e can be easily dimensioned during assembly.

  Furthermore, the holder member 4 is brought into contact with the surface 30b of the resin holder portion 30 where the inclined surface 31b ends and the corner portion of the end portion 3g of the crimping claw portion 3a is brought into contact with the corner portion of the end surface 3d of the crimping claw portion 3a. Receive power from. This force prevents the holder member 4 from rising and moves the holder member 4 in the direction of the side surface 3c on the caulking claw portion 3a side, so that the design surface 3e can be easily dimensioned during assembly.

  Further, the lifting prevention claw portion 3b is bent to prevent the lifting prevention receiving portion 32 from rising. By preventing caulking and lifting, it is possible to eliminate the conventional welding and rivet fastening, and the pressing process of the door rear frame molding 3 can be greatly reduced. Furthermore, the number of connecting parts can be reduced. Therefore, the reduction of the pressing process makes it difficult for the design surface to be scratched during each process, reducing defective products due to the scratch on the design surface, and improving the yield rate of the door rear frame molding 3. Further, the cost of the door rear frame molding 3 can be reduced by reducing the pressing process and the number of parts.

  In this embodiment, the door rear frame molding 3 has been described, but the present invention can be applied to the door upper belt molding 2, the door lower belt molding 6, or other frame moldings.

The attachment position of the door molding of the vehicle concerning the embodiment of the present invention is shown. It is the schematic seen from the inside of the vehicle of the door molding concerning embodiment of this invention. It is a perspective view of the holder member concerning the embodiment of the present invention. It is a perspective view of a SUS holder part. It is AA sectional drawing of FIG. It is a perspective view of a door rear frame molding main body. It is a perspective view of a door rear frame molding. It is a perspective enlarged view which shows the crimped state of the B section of FIG. It is CC sectional enlarged view of FIG. It is CC sectional enlarged view of FIG. 7 in the crimped state of the crimping receiving part. It is sectional drawing of the door frame molding of the prior art concerning embodiment of this invention.

Explanation of symbols

2 Door upper belt molding (frame molding)
3 Door rear frame molding (frame molding)
3a Caulking claw part 3d End face 3e Design surface 4 Holder member 6 Door lower belt molding (frame molding)
13 Door rear frame molding body (frame molding body)
20 SUS holder (metal holder)
30 Resin holder (resin holder)
31 Caulking receiving portion 31a Tip

Claims (2)

A frame molding comprising a holder member having a metal holder and a resin holder, and a frame molding main body,
A caulking receiving portion protruding from the resin holder is provided, a caulking claw portion protruding from an end surface of the frame molding main body is provided in the frame molding body, and the caulking receiving portion is positioned at the position of the caulking claw portion. A frame molding characterized in that a front end portion of the receiving portion protrudes from the end face, the crimping claw portion is bent over 90 degrees, and the crimping claw portion is brought into contact with the resin holder. The frame molding according to claim 1, wherein the caulking receiving portion includes an inclined surface that faces the design surface of the frame molding main body from the tip portion.

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