JP3412490B2 - Door belt molding mounting structure - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door belt molding for a vehicle door, and more particularly, to a mounting structure of a door belt molding which covers the upper edge of a door outer panel. 2. Description of the Related Art As shown in FIG. 4, a door 1 of a vehicle generally includes a door belt molding (hereinafter, referred to as a belt molding) 4 having a seal lip and a door outer panel 11 formed along a door belt line. Attached to the upper edge, the lower edge of the window opening of the door 1 is decorated, and the gap between the upper edge of the door outer panel 11 and the door glass 3 is sealed. [0003] As a mounting structure of a belt molding, a belt molding is fitted to an upper edge of a door outer panel so as to cover the same without using a clip, and an end piece provided at an end of the belt molding and a lower end of a door frame are screwed. There is a structure that tightens and fixes. As shown in FIGS. 3 and 5, the belt molding 4 is an extruded product of a synthetic resin material in which a metal insert plate is buried, and the main body 4A has a substantially inverted U-shaped cross section, and has two upper and lower sections from the inner wall 41. The seal lip 42a and the stabilizer 42b that are in contact with the outer surface of the door glass 3 extend. The terminal portion 4B has a substantially inverted L-shaped cross section with the inner wall 41 cut away, and the end piece 5 provided with the screw hole 53 is fixed to the terminal portion 4B. On the other hand, the upper edge of the door outer panel 11 forms a convex portion 12 having a mountain-shaped cross section except for front and rear terminals. Reference numeral 14 denotes a door inner panel, the upper edge of which faces the upper edge of the door outer panel 11 with a gap for elevating the door glass 3. [0004] The belt molding 4 is attached by its main body 4
A is pushed from above so as to cover the projection 12 on the upper edge of the door outer panel 11, sandwiching the projection 12 between the outer side wall 43 and the inner side wall 41, and connecting the projection 411 on the lower edge of the inner side wall 41 to the inner wall 13. The lower edge is locked and fixed (FIG. 3). Then, the inner surface of the end piece 5 is aligned with the lower side surface of the door frame 2, and a screw member N passing through the through hole 21 provided in the door frame 2 from the inside of the door frame 2 is fastened to the screw hole 53 of the end piece 5. And fixed (FIG. 5). Although the screwing of the belt molding 4 to the door 1 can be performed at either the front terminal or the rear terminal, it is often the case that only the rear terminal is screwed. This is because a door lock device is provided at the rear of the door, and the rear terminal of the belt molding 4 may be removed by a third party, and the door lock may be released. [0005] In the above-mentioned conventional structure, the operation of attaching the belt molding 4 is performed by aligning the rear end of the belt molding 4 with the rear end surface of the lower end of the door frame 2. 4A is pushed into the upper edge of the door outer panel 11 from above. However, the belt molding 4 may be displaced during the pushing process. Door frame 2
Although the through hole 21 has a sufficient size, if the displacement is large, the screw hole 53 of the end piece 5 may not be aligned with the screw hole 53 so that the screw may not be tightened. In this case, the belt molding 4 must be removed and the mounting operation must be performed again. Further, even if the screw can be tightened, if the screw is tightened at a position where the through hole 21 of the door frame 2 is biased, the belt molding 4 is mounted at a position shifted from an accurate position. SUMMARY OF THE INVENTION It is an object of the present invention to provide a belt molding mounting structure capable of mounting a belt molding on an upper edge of a door outer panel at an accurate position and with good workability. SUMMARY OF THE INVENTION The present invention relates to a substantially U-shaped section.
In the belt molding mounting structure, the character-shaped molding body is pushed into the upper edge of the door outer panel from above and fitted thereon, and the end piece fixed to the end of the belt molding and the lower end of the door frame are screwed and fixed. In the end piece of the belt molding, a cylindrical boss portion having a screw hole and projecting toward the vehicle interior is formed at a position corresponding to the through hole. Up
The through hole is a long hole with a long diameter in the vertical direction and its small diameter
Is formed in such a size that the boss part fits without looseness, the boss part of this end piece is fitted in the through hole of the door frame to position the belt molding, and the molding body part is pushed into the upper edge of the door outer panel from above. Then, a screw member is screwed into the screw hole of the boss portion, and the end piece is fixed to the lower end of the door frame. [0008] When the main body of the belt molding is pushed into the upper edge of the door outer panel, the belt molding is positioned, so that the pushing operation can be performed without fear of misalignment, and the belt molding is mounted at an accurate position. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIGS. 1 to 3, a belt molding 4 is an extruded product of a synthetic resin material in which a metal insert plate is embedded, and a main body 4A has a substantially reverse cross section which opens downward. It has a U-shape, is provided with a projection 411 projecting inward at the lower edge of the inner wall 41, and a seal lip 42a and a stabilizer 42b extend vertically on the inner wall 41. The seal lip 42a and the stabilizer 42b are provided with flocked surfaces on the contact surface with the door glass 3. The inside of the top surface of the belt molding 4 is provided with a convex portion 44 projecting downward over the entire length. The front end and the rear end of the belt molding 4 are
Opposite to the lower ends of the front and rear door frames 2, an inner wall 41 provided with a seal lip 42 a and a stabilizer 42 b has a substantially inverted L-shaped cross section in which a part of the inner wall 41 is notched except for a slight upper part 41 a. An end piece 5 is fixed to the rear end 4B. The end piece 5 includes a lid 5a for closing the rear end of the belt molding 4, and a rear end 4 of the belt molding 4 from the lid 5a.
B is a synthetic resin molded body having an extension portion 5b extending into B. A seating surface 52 is provided at the front end of an inner side surface 51 of the extension portion 5b facing the door frame 2 of the door 1 so as to project therefrom. And a cylindrical boss 5 having a screw hole 53 in the seat surface 52.
4 are protruding. Also, a groove 5 is provided at an intermediate portion of the inner side surface 51.
5 is formed, and a concave portion 56 extending in the front-rear direction is also formed on the upper surface of the extension portion 5b. The end piece 5 has a concave portion 56 on the upper surface of the extending portion 5b and a convex portion 44 in the rear end portion 4B of the belt molding 4.
The extension 5b is fitted into the rear end 4B of the belt molding 4 such that the rear end 4B of the belt molding 4 is engaged with the rear end 4B. And
In the groove 55 of the inner surface 51 of the extension 5b of the end piece 5,
The inner wall 4 of the rear end 4B of the belt molding 4
A downwardly protruding locking piece 45 provided at 1a is bent, fitted and caulked and fixed. As shown in FIGS. 1 to 3, in the door belt line of the door 1, the upper edge of the door outer panel 11 and the upper edge of the door inner panel 14 are opposed to each other with a space for raising and lowering the door glass. . At the front end (not shown) and the rear end of the door belt line, the upper and lower panels 11, 14 are joined so that the lower ends of the front and rear door frames 2 are sandwiched therebetween. An upper edge of the door outer panel 11 is formed with a convex portion 12 having a mountain-shaped cross section at a central portion excluding both end portions overlapping the front and rear door frames 2. Inner wall 1 of projection 12
A projecting portion 131 is formed on the lower edge of the projection 3 at a predetermined interval in the longitudinal direction to project obliquely inward. The rear end and the front end (not shown) of the upper edge of the door outer panel 11
It extends toward the inside of the main body and is connected to the lower end of the door frame 2. The outer surface of the door frame 2 has a structure in which panels are overlapped with each other, and a through hole 21 is formed at a lower end of the door frame at a position immediately above a joint with the door outer panel 11. The through-hole 21 is a long hole having a long diameter in the vertical direction, and its small diameter is set to a size in which the boss portion 54 of the end piece 5 fits without play. When the belt molding 4 is mounted, the main body 4A is disposed so as to straddle the convex portion 12 at the upper edge of the door outer panel 11, and the boss portion 54 of the end piece 5 at the rear end portion 4B is connected to the door frame 2. And the positioning of the belt molding 4 is performed. With the boss portion 54 fitted in the through hole 21, the main body portion 4A of the belt molding 4 is
From the rear to the front so as to cover the projection 12 at the upper edge of the door outer panel 11 from above. Convex part
The inner wall 13 of 12 is skirted toward the lower end,
When the main body 4A of the belt molding 4 is pushed in, the opening of the main body 4A is widened so that the convex portion 12 is sandwiched between the outer side wall 43 and the inner side wall 41. The main body 4 </ b> A is locked by passing through 131. Then, after the main body 4A of the belt molding 4 is covered on the upper edge of the door outer panel 11, the screw member N is screwed into the screw hole 53 of the boss 54 of the end piece 5 from the inside of the door frame 2, and the end piece 5 Is fixed to the door frame 2 . According to this, when the main body portion 4A is pushed into the upper edge of the door outer panel 11 and fitted in the belt molding 4 in the attaching operation process, the boss portion 54 of the end piece 5 is The belt molding 4 is positioned by being fitted into the through-hole 21 of the belt molding, so that the belt molding 4 is not displaced in the front-back direction at the time of pushing. Therefore, since the belt molding 4 can be pushed in without worrying of a displacement in the front-rear direction, the operation can be performed easily and quickly.
In addition, even if the belt molding 4 is fitted to the upper edge of the door outer panel 11 by hitting, there is no displacement. In this embodiment, a belt molding mounted on a front door has been described. However, the present invention is not limited to this, and the mounting structure of the present invention can be applied to a belt molding of a rear door of a vehicle. According to the present invention, the belt molding can be attached to the door at an accurate position without displacement and with easy workability.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 shows a main part of a door belt molding mounting structure of the present invention, FIG. 1 (A) is an exploded perspective view thereof, and FIG. 1 (B).
FIG. 2 is a cross-sectional view of a state where the door belt molding is attached at a position along the line IB-IB in FIG. FIG. 2 is a perspective view of an end piece used in the present invention. FIG. 3 is a cross-sectional view of the door belt molding mounting structure of the present invention at a position along the line III-III in FIG. FIG. 4 is a perspective view of a front door on which a door belt molding is mounted. 5 (A) is a perspective view of a conventional door belt molding attachment structure, and FIG. 5 (B) is a perspective view thereof.
FIG. 5A is a cross-sectional view taken along a line VB-VB of FIG. [Description of Signs] 1 Door 11 Door outer panel 12 Convex portion (upper edge) 2 Door frame 21 Through hole 4 Door belt molding 4A Main body portion 4B Rear end portion (terminal portion) 5 End piece 53 Screw hole 54 Boss portion N Screw member

Claims (1)

(1 ) A door belt molding attached to an upper edge of a door outer panel (11) along a belt line of a vehicle door.
The mounting structure of (4) , wherein the molding body (4A) having a substantially inverted U-shaped cross section is pushed into the upper edge of the door outer panel (11) from above and fitted over the door belt molding (4).
End piece (5) and door frame fixed to the end of the door
Door belt molding that secures the lower end of (2) with screws
In the mounting structure of (4) , a through hole (21) is formed at the lower end of the door frame (2) , while the door belt molding is formed.
A cylindrical boss (54) having a screw hole (53) and projecting toward the vehicle interior is formed in the end piece (5 ) of (4) at a position corresponding to the through hole (21) , Above through hole
(21) is a long hole having a long diameter in the vertical direction and its small diameter.
Is dimensioned to fit the boss (54) without play
Then, the boss portion (54) of the end piece (5) is fitted into the through hole (21) of the door frame (2 ) to position the door belt molding (4) , and the molding body portion (4 ) is positioned.
A) is fitted over the upper edge of the door outer panel (11) ,
A screw member (N) is inserted into the screw hole (53) of the boss (54 ).
And attach the end piece (5) to the door frame.
(2) A door belt molding mounting structure, which is fixed to a lower end.