JP7443946B2 - Vehicle side door structure and side door manufacturing method - Google Patents

Description

TECHNICAL FIELD The present invention relates to a side door structure and a method for manufacturing a side door for a vehicle, which includes a door component including a door glass housed between an outer member and an inner member.

Conventionally, the door is composed of an outer panel that forms the design surface, an inner panel that is connected to the outer periphery of the outer panel by hemming, and door parts (accessories) such as a door glass unit that are attached to the inner panel. Side door structures are known.
Since various door parts are attached to the inner member, a belt line rain member corresponding to a frame member for ensuring the rigidity of the side door is provided at the upper end portion of the inner member.

The automobile door structure of Patent Document 1 includes a front vertical frame member, a rear vertical frame member, a belt line rain outer member and a belt line rain inner member that connect the upper ends of both of these vertical frame members in the front and back, and both It has a connecting member that connects the lower ends of the vertical frame members back and forth, and both vertical frame members are molded from aluminum alloy casting, and when the door glass is at the upper limit position, it comes into contact with a pressing member fixed to the door glass. A receiving member that contacts the door glass and regulates the upper limit position of the door glass is fastened and fixed to the vertical wall portion of the belt line rain inner member.

Japanese Patent Application Publication No. 2017-144943

In the automobile door structure of Patent Document 1, a belt line rain outer member (hereinafter abbreviated as rain outer member) and a belt line rain inner member (hereinafter abbreviated as rain inner member) are arranged at the upper end portion of the inner member. , the rigidity of the side door itself is ensured.
However, the technique of Patent Document 1 has problems that need to be improved in terms of side door assembly workability and indoor comfort.

In the technique of Patent Document 1, there is a rain inner member facing away from a rain outer member. Therefore, when the outer member and the inner member are fastened together via the fastening member, the rain inner member becomes an obstacle, and the work tool that rotationally drives the fastening member is directed from the interior side of the vehicle (inside in the vehicle width direction) toward the outer member. It is difficult to get close to the target. Further, in the technique disclosed in Patent Document 1, since the pressing member is fixed to the inside portion of the door glass in the vehicle width direction, the distance between the door glass and the rain inner member in the vehicle width direction becomes large. Therefore, there is a risk that sound, outside air, etc. may enter the vehicle interior from the outside through the gap between the door glass and the rain inner member.

Therefore, in order to secure an approach path for the work tool for fastening work, it is possible to make the rain inner member thinner and to separate the rain inner member from the rain outer member.
However, when the above configuration is adopted, in addition to reducing the rigidity of the side door, the gap between the door glass and the rain inner member further increases, which may increase the intrusion of noise and the like.
That is, it is not easy to achieve both ease of assembly and indoor comfort.

An object of the present invention is to provide a vehicle side door structure, a side door manufacturing method, etc. that can achieve both assembly workability and interior comfort.

A side door structure for a vehicle according to a first aspect of the present invention includes an outer member, an inner member connected to the outer member, and a door part including a door glass housed between the outer member and the inner member. In the side door structure, the inner member includes a first member disposed inside the door component in the vehicle width direction and extending in the longitudinal direction of the vehicle body at an upper end portion of the inner member, and a fastener provided at the upper end portion of the first member. a second member that is removably disposed through the second member and whose upper end portion extends in the longitudinal direction of the vehicle body on the outer side in the vehicle width direction than the first member; the first member is formed into a closed cross-sectional shape by extrusion molding; , the second member has an inverted L-shaped cross section, the door glass has a pressing member that is fixed to the door glass and is movable in synchronization with the vertical movement of the door glass, and the first member A vertical wall portion extending upward from a closed cross-sectional portion of the door glass is formed, and the vertical wall portion has a stopper member that comes into contact with the pressing member to restrict upward movement of the door glass when the door glass is at an upper limit position. The stopper member is characterized in that it has a first notch that supports the stopper member and supports the stopper member so that the front and rear positions thereof can be changed, and that the stopper member is formed with a closing part that closes the first notch .

In this vehicle side door structure, the inner member has a first member that is disposed inside the door component in the vehicle width direction and extends in the longitudinal direction of the vehicle body at the upper end portion of the inner member, so that the rigidity of the inner member is ensured. can do. Further, the inner member includes a second member that is removably disposed on the upper end portion of the first member via a fastener, and whose upper end portion extends in the longitudinal direction of the vehicle body beyond the first member in the vehicle width direction. In a state where the second member is removed, an approach path for a working tool for fastening the outer member and the inner member can be secured. Moreover, in the state in which the second member is attached, the gap between the door glass and the second member can be reduced to reduce noise and the like that enter from the outside.

Further, since the first member is formed by extrusion molding to have a closed cross-section, and the second member is formed to have an inverted L-shape in cross-section, the gap between the door glass and the second member can be reduced with a simple configuration. be able to.

Further, the door glass has a pressing member fixed to the door glass and movable in synchronization with the vertical movement of the door glass, and a vertical wall portion extending upward from the closed cross-section portion of the first member is formed. and the vertical wall portion supports a stopper member that comes into contact with the pressing member to restrict upward movement of the door glass when the door glass is at an upper limit position, and the front and rear positions of the stopper member can be changed. Since the stopper member has a supporting first notch and a closing part that closes the first notch is formed in the stopper member, the position of the stopper member can be adjusted within the first notch, and the stopper member can be adjusted in position through the first notch. It is possible to reduce noise and the like entering from the outside.

A side door structure for a vehicle according to a second aspect of the present invention includes an outer member, an inner member connected to the outer member, and a door part including a door glass housed between the outer member and the inner member. In the side door structure, the inner member includes a first member disposed inside the door component in the vehicle width direction and extending in the longitudinal direction of the vehicle body at an upper end portion of the inner member, and a fastener provided at the upper end portion of the first member. a second member that is removably disposed through the second member and whose upper end portion extends in the longitudinal direction of the vehicle body on the outer side in the vehicle width direction than the first member; the first member is formed into a closed cross-sectional shape by extrusion molding; , the second member is formed to have an inverted L-shape in cross section, and the inner member has a belt line rain outer member that is outside the door glass in the vehicle width direction and extends in the longitudinal direction of the vehicle from an upper end portion of the inner member. an outer vertical wall portion extending upward is formed on the belt line rain outer member, the outer member having an outer panel and an annular frame member connected to an outer peripheral edge of the outer panel by hemming; A vertical wall portion extending upward from the closed cross-section portion of the first member is formed, and the vertical wall portion has a second notch portion for fastening the outer vertical wall portion to the frame member from the inside in the vehicle width direction. However, the second member is characterized in that it is formed to cover the second notch. This vehicle side door structure provides the same functions and effects as in paragraphs [0010] and [0011], and also improves the appearance without causing wrinkles or the like on the outer panel. Further, when the outer member and the inner member are fastened together, the fastening tool can be brought close to the fastening portion through the second notch while reducing noise that enters from the outside through the second notch.

The invention according to claim 3 is the invention according to claim 1 or 2 , wherein the inner member is a belt line rain outer member that is outside the door glass in the vehicle width direction and extends in the longitudinal direction of the vehicle body at an upper end portion of the inner member. an outer vertical wall portion extending upward is formed on the belt line rain outer member, and the outer member includes an outer panel and an annular frame member connected to an outer peripheral edge of the outer panel by hemming. , the frame member has a hem portion connected to the upper edge of the outer panel by hemming, and a connection wall portion extending below the hem portion and attached to the belt line rain outer member. The connecting wall portion has a connecting member, and the connecting wall portion is fastened to a plurality of seal mounting portions to which a belt line seal outer member for sealing between the outer member and the door glass is fastened , and the outer vertical wall portion. It has a plurality of rain attachment portions, and the boundary portion between the plurality of seal attachment portions and the plurality of rain attachment portions is formed in a wavy shape in a side view. According to this configuration, the rigidity of the inner member can be improved, and the belt line seal outer member along the door glass can be supported by the substantially linear outer vertical wall portion via the connecting wall portion.

A method for manufacturing a side door for a vehicle according to claim 4 provides a vehicle comprising: an outer member, an inner member connected to the outer member, and a door component including a door glass housed between the outer member and the inner member. In the method for manufacturing a side door, a pressing member is fixed to the door glass and moves in synchronization with the vertical movement of the door glass, and when the door glass is at the upper limit position, the pressing member is in contact with the pressing member to press the door glass. a step of preparing a stopper member that restricts the upward movement of the member and has a blocking portion formed therein; and a step of forming the outer member by an outer panel and an annular frame member connected to the outer peripheral edge of the outer panel by hemming. and a first member disposed inside the door component in the vehicle width direction and extending in the vehicle longitudinal direction at an upper end portion of the inner member, the front end and the rear end in the vehicle longitudinal direction are connected to the inner member, and the door a step of connecting front and rear ends in the longitudinal direction of the vehicle body of a belt line rain outer member disposed on the outer side in the vehicle width direction than the parts and extending in the longitudinal direction of the vehicle body at the upper end portion of the inner member to the inner member; fastening the inner member to the member from the inside in the vehicle width direction; positioning the door glass of the door component attached to the inner member at an upper limit position; and attaching the stopper member to the vertical wall portion of the first member. moving the formed first notch in the longitudinal direction of the vehicle body and fixing it at a position where it abuts the pressing member, and closing the first notch with the closing part; The present invention is characterized in that it includes a step of attaching a second member whose distal end extends in the longitudinal direction of the vehicle body on the outer side in the vehicle width direction than the first member. With this method of manufacturing a side door, it is possible to manufacture a side door that is equipped with a stopper member that restricts the upper limit position of the door glass and that can reduce noise that enters from the outside.

A method for manufacturing a side door for a vehicle according to claim 5 provides a vehicle comprising: an outer member, an inner member connected to the outer member, and a door component including a door glass housed between the outer member and the inner member. In this side door manufacturing method, a hem portion connected to the upper edge of the outer panel by hemming processing and a connecting wall portion extending below the hem portion are formed, and the boundary portion is wavy in side view. preparing an annular frame member having a plurality of formed seal attachment portions and a plurality of rain attachment portions; forming the outer member from an outer panel and the frame member; A first member that is disposed on the inside in the vehicle body longitudinal direction and extends in the longitudinal direction of the vehicle body at the upper end portion of the inner member is connected to the inner member, and is disposed on the outer side in the vehicle width direction with respect to the door component. connecting front and rear ends in the vehicle longitudinal direction of a belt line rain outer member which extends in the vehicle longitudinal direction at an upper end portion of the inner member to the inner member; and attaching the inner member to the plurality of rain attachment portions. a step of fastening from the inside in the vehicle width direction; a step of fastening a belt line seal outer member that seals between the outer member and the door glass to the plurality of seal attachment portions from the inside in the vehicle width direction; and a step of fastening the first member from the inside in the vehicle width direction. The present invention is characterized by the step of attaching to the upper end portion a second member whose upper end portion extends in the longitudinal direction of the vehicle body on the outer side in the vehicle width direction than the first member. With this side door manufacturing method, it is possible to manufacture a side door that can reduce noise entering from the outside while supporting the belt line seal outer member on the belt line rain outer member via the frame member.

According to the vehicle side door structure and side door manufacturing method of the present invention, the first member is removably disposed on the upper end portion of the first member, and the upper end portion extends in the longitudinal direction of the vehicle body beyond the first member in the vehicle width direction. By providing two members, it is possible to achieve both assembly workability and indoor comfort.

1 is a right side view of a vehicle equipped with a side door structure according to Example 1. FIG. It is an exploded perspective view of a side door. FIG. 3 is an exploded perspective view of the outer member. It is an exploded perspective view of a frame member. FIG. 3 is an inner side view of the side door. FIG. 3 is an outer side view of the side door with an outer panel and an inner panel omitted. FIG. 3 is an inner side view of the side door with an outer panel, an inner panel, and a covering member omitted. FIG. 2 is a perspective view of a rain outer member and a seal outer member, in which (a) is a view seen from the inside in the vehicle width direction, and (b) is a view seen from the outside in the vehicle width direction. It is a perspective view of the upper frame part seen from the inside in the vehicle width direction. 6 is an enlarged view of the main part of FIG. 5. FIG. FIG. 11 is a diagram with the covering member omitted from FIG. 10; FIG. 2 is a perspective view of the stopper member, in which (a) is a view seen from the inside in the vehicle width direction, and (b) is a view seen from the outside in the vehicle width direction. 11 is a sectional view taken along the line XIII-XIII in FIG. 10. FIG. 11 is a sectional view taken along the line XIV-XIV in FIG. 10. FIG. 11 is a sectional view taken along the line XV-XV in FIG. 10. FIG. 11 is a sectional view taken along the line XVI-XVI in FIG. 10. FIG. It is a step diagram showing the manufacturing procedure of a side door. It is an explanatory view of a manufacturing procedure of a side door. It is an explanatory view of a stopper member fixing process.

EMBODIMENT OF THE INVENTION Hereinafter, the form for implementing this invention is demonstrated based on drawing. The following description of preferred embodiments is merely exemplary in nature and is not intended to limit the invention, its applications, or its uses.

Embodiment 1 of the present invention will be described below based on FIGS. 1 to 19.
As shown in FIG. 1, the vehicle V according to the first embodiment is a two-door hardtop passenger car, and includes a pair of left and right sashless type side doors 1. Since this vehicle V has a bilaterally symmetrical structure, the right side portion will mainly be described below. Further, in the drawings, the explanation will be made assuming that the direction of arrow F indicates the front, the direction of arrow OUT indicates outward in the vehicle width direction, and the direction of arrow U indicates upward.

The vehicle V includes a side sill 2 extending in the longitudinal direction, a hinge pillar 3 erected upward from the side sill 2, a center pillar 4 erected upward from the side sill 2 behind the hinge pillar 3, and an upper end of the hinge pillar 3. The vehicle has a front pillar 5 extending upwardly and rearward from the center pillar 5, and a roof side rail 6 connecting the front pillar 5 and the upper end of the center pillar 4. The side door 1 is configured to open and close a door opening formed by these vehicle body side frame members 2 to 6.

As shown in FIG. 2, the side door 1 includes an outer member 10 constituting an outer part in the vehicle width direction, an inner member 30 constituting an inner part in the vehicle width direction, and an impact made of aluminum alloy (hereinafter abbreviated as Al alloy). The main components are functional door parts (accessories) including a bar 46, a door glass unit 60, etc. The outer member 10 and the inner member 30 are basically made of a light alloy material, for example, an Al alloy material.

First, the outer member 10 will be explained.
As shown in FIG. 3, the outer member 10 includes an outer panel 11 that forms a curved design surface and is formed into a substantially rectangular shape when viewed from the side, and is connected to the outer peripheral edge of the outer panel 11 by hemming and has a side surface. It includes a frame member 12 and the like that is approximately rectangular in shape when viewed.
The outer panel 11 and the frame member 12 are each press-molded from a panel material of an Al alloy material, for example, a wrought material having a thickness of 0.8 mm.

The frame member 12 includes a front frame portion 21 extending in the vertical direction, a rear frame portion 22 extending in the vertical direction behind the front frame portion 21, and upper ends of the front frame portion 21 and the rear frame portion 22 in the front-rear direction. The lower frame part 24 connects the lower ends of the front frame part 21 and the rear frame part 22 in the front-rear direction. Each of the frame parts 21 to 24 has a hem part sandwiched between the outer peripheral edge part of the outer panel 11 by hemming process, and a connecting wall part fastened and fixed to the inner member 30 via a fastening member b1 (see FIG. 16). They each have their own.

Next, the inner member 30 will be explained.
As shown in FIG. 2, the inner member 30 includes an inner panel 31 that forms a side wall of the vehicle interior and is formed into a substantially rectangular shape when viewed from the side, and supports the inner panel 31 and various functional door parts. The side door 1 includes a substantially rectangular annular frame member 32 that constitutes a skeleton portion of the side door 1 . The inner panel 31 is a panel material made of an Al alloy material, for example, a stretched material having a thickness of 0.8 mm is press-molded.

As shown in FIG. 4, the frame member 32 includes a front vertical wall portion 41 that extends in the vertical direction, a rear vertical wall portion 42 that extends in the vertical direction behind the front vertical wall portion 41, and a front vertical wall portion 41 that extends in the vertical direction. A belt line rain outer member (hereinafter referred to as rain outer member) 43 connects the upper ends of the front vertical wall part 41 and the rear vertical wall part 42, and connects the upper ends of the front vertical wall part 41 and the rear vertical wall part 42. A belt line rain inner member (hereinafter referred to as rain inner member) 44 (first member) spaced apart from the rain outer member 43 inwardly in the vehicle width direction, and lower end portions of the front vertical wall portion 41 and the rear vertical wall portion 42. The lower wall portion 45 connects the two through a fastening member (not shown).

The front vertical wall portion 41 and the rear vertical wall portion 42 are formed by casting using an Al alloy material, and are each made of an Al alloy casting having a thickness of 1.5 to 2.0 mm, for example. The rain outer member 43 and the rain inner member 44 are formed into a substantially straight shape by extrusion molding using an Al alloy material. The lower wall portion 45 is formed by press-molding a panel material of an Al alloy material, for example, a stretched material having a thickness of 0.8 mm.

As shown in FIG. 7, the front vertical wall portion 41 includes a front wall portion 41a that is perpendicular to the longitudinal direction, and an inner wall portion 41b that is continuous to the inner end of the front wall portion 41a in the vehicle width direction and is perpendicular to the vehicle width direction. It has a flange part 41f perpendicular to the vehicle width direction on the outer peripheral edge, and extends rearward from a corner part 41c formed at the lower end. The rear vertical wall portion 42 includes a rear wall portion 42a that is orthogonal to the front-rear direction, an inner wall portion 42b that is continuous to the inner end of the rear wall portion 42a in the vehicle width direction and is orthogonal to the vehicle width direction, and a rear wall portion 42b that extends orthogonally to the vehicle width direction at the outer peripheral edge. It has a flange portion 42f perpendicular to the direction, and extends forward from a corner portion 42c formed at the lower end.
The flange portions 41f and 42f are superimposed on the connecting wall portions of the respective frame portions 21 to 24 and fastened and fixed via a plurality of detachable fastening members b1.

Next, the rain outer member 43 will be explained.
The rain outer member 43 extends linearly in the front-rear direction at the upper end of the inner member 30 and is disposed on the outer side of the door glass 61 in the vehicle width direction.
As shown in FIGS. 4, 6, 8, and 13 to 16, the rain outer member 43 is formed to have a closed cross section (hollow). This rain outer member 43 has a front end and a rear end of the closed cross section connected to the outer upper ends of the front vertical wall 41 and the rear vertical wall 42 in the vehicle width direction through a plurality of fastening members (not shown), respectively. It has been concluded. The rain outer member 43 includes an outer upper vertical wall portion 43a (outer vertical wall portion) extending linearly back and forth at the upper end of the closed cross section, and an outer lower vertical wall portion extending linearly back and forth at the lower end of the closed cross section. 43b.

A plurality (for example, six) of circular arc-shaped (wavy) notches 43s that are continuous in the front and back are formed in the upper part of the outer upper vertical wall part 43a, and the upper frame part 23 is fastened to the cut-out parts 43s via fastening members b1.
As shown in FIG. 9, the upper frame portion 23 includes a hem portion 23a and a connecting wall portion 23b. The hem portion 23a extends substantially horizontally inward in the vehicle width direction and is sandwiched between the outer peripheral edge of the outer panel 11 by hemming. The connection wall portion 23b extends downward from the outer end in the vehicle width direction of the hem portion 23a.

The connection wall portion 23b has a plurality (for example, six) of seal attachment portions 23s in the upper half and a plurality (for example, five) of rain attachment portions 23t in the lower half. The plurality of seal attachment parts 23s fix the belt line seal outer member 54 via the plurality of fastening members b2 (see FIG. 15). An extension line L1 connecting the fastening parts of the plurality of seal mounting parts 23s extends in a gently curved shape along the door glass 61 in plan view, and an extension line L2 connecting the fastening parts of the plurality of rain mounting parts 23t extends in a plane. It extends in a substantially straight line when viewed.

The plurality of seal attachment portions 23s are each formed in a partially cylindrical shape and are configured to bulge inward in the vehicle width direction from the reference surface portion of the connection wall portion 23b. Each rain attachment portion 23t is formed between adjacent seal attachment portions 23s, and the boundary portion between the rain attachment portion 23t and the seal attachment portion 23s is formed in a wavy shape when viewed from the side. Therefore, as shown in FIG. 8(a), FIG. 8(b), and FIG. They are fitted into the respective portions 43s. Thereby, the belt line seal outer member 54 is attached to the upper frame part 23 whose upper part is supported by the outer panel 11 and whose lower part is supported by the inner-outer member 43.

Next, the rain inner member 44 will be explained.
The rain inner member 44 extends linearly in the front-rear direction at the upper end of the inner member 30 and is disposed on the inner side of the door glass 61 in the vehicle width direction.
As shown in FIGS. 4, 5, 7, 11, and 13 to 16, the rain inner member 44 is formed to have a closed cross section (hollow). This rain inner member 44 is arranged inwardly in the vehicle width direction from the rain outer member 43, and includes an inner upper vertical wall portion 44a (vertical wall portion) that extends linearly back and forth at the upper end of the closed cross section portion, and a closed cross section portion. The inner lower vertical wall part 44b extends linearly from front to back at the lower end of the inner wall. In the rain inner member 44, the inner upper vertical wall portion 44a is fastened to the inner upper end portions of the front vertical wall portion 41 and the rear vertical wall portion 42 in the vehicle width direction at one location, respectively, via fastening members (not shown), and the inner lower vertical wall portion 44a is The wall portions 44b are fastened to the inner upper end portions of the front vertical wall portion 41 and the rear vertical wall portion 42 in the vehicle width direction at two locations, respectively, via fastening members (not shown).

As shown in FIG. 7, FIG. 10, and FIG. 11, the upper part of the inner upper vertical wall portion 44a has two approximately rectangular first notches 44s in the front and rear, and a plurality of (for example, five) approximately rectangular first notches connected in the front and rear. A V-shaped second notch 44t is formed, and a covering member 48 extending back and forth is fastened via a fastening member b3. The first notches 44s are each configured to be able to support a stopper member 70 that restricts upward movement of the door glass 61.

As shown in FIGS. 12 to 15 and 19, the stopper member 70 made of synthetic resin includes an outer leg portion 71 having a surface orthogonal to the vehicle width direction, and an outer leg portion 71 located inwardly than the outer leg portion 71 in the vehicle width direction. an inner leg portion 72 having a surface perpendicular to the vehicle width direction; a tapered portion 73 disposed between the outer leg portion 71 and the inner leg portion 72; A closed portion 74 and the like formed therein are integrally provided.
The longitudinal dimension of the stopper member 70 is set larger than the longitudinal dimension of the first notch 44s, and the longitudinal dimension of the fixing part 72a, which will be described later, is set smaller than the longitudinal dimension of the first notch 44s. There is. Therefore, the stopper member 70 is supported on the first notch 44s so that its front and rear positions can be changed.

As shown in FIGS. 12(b) and 14, the outer leg portion 71 has a stabilizer 71a on the outer wall portion in the vehicle width direction that can be pressed against the door glass 61 from the inside in the vehicle width direction. The stabilizer 71a made of rubber material or hard synthetic resin is in sliding contact with the door glass 61 and presses it outward in the vehicle width direction, thereby suppressing minute vibrations of the door glass 61 in the vehicle width direction when the vehicle is running. .

As shown in FIG. 12(a) and FIGS. 13 to 15, the inner leg portion 72 has a fixing portion 72a and an engaging portion 72b. The fixing portion 72a extends downwardly from the upper inner side portion of the inner leg portion 72 in the vehicle width direction so as to partially cover the upper end portion of the inner upper vertical wall portion 44a.
The fixing portion 72a is provided with a fastening member b4, and when the stopper member 70 is positioned within the first notch 44s, the fixing portion 72a and the inner upper vertical wall portion 44a are connected via the fastening member b4. Ru. The engaging portion 72b projects inward in the vehicle width direction from the lower end portion of the inner leg portion 72 in the vehicle width direction. Since the upper end portion of the engaging portion 72b engages with the lower end portion of the inner upper vertical wall portion 44a, even if the stopper member 70 is pressed upward before the fastening member b4 is fastened, the stopper member 70 is not removed from the inner upper vertical wall portion 44a.

As shown in FIGS. 13 to 15 and 19, the tapered portion 73 has a so-called inverted triangular shape when viewed from the side, with the height becoming lower toward the center in the front-rear direction. A pair of front and rear pressing members 63 fixed to the lower half of the door glass 61 each have a tapered surface that slopes forward upward at its upper end.
Regardless of the front-back position of the stopper member 70, the inner wall portion of the closing portion 74 in the vehicle width direction substantially contacts the inner wall portion of the inner upper vertical wall portion 44a in the vehicle width direction. With this configuration, noise that intrudes from the outside of the inner upper vertical wall portion 44a in the vehicle width direction through the gap between the blocking portion 74 and the inner upper vertical wall portion 44a to the inside in the vehicle width direction is blocked.

As shown by the imaginary line in FIG. 19, the stopper member 70 is initially placed at the rear end position of the first notch 44s, and is moved forward toward the pressing member 63 of the door glass 61 placed at the upper limit position. Ru. When the tapered surface of the pressing member 63 and the tapered portion 73 come into contact, the forward movement of the stopper member 70 is forcibly stopped by the pressing member 63, and the fixing portion 72a and the inner upper vertical wall portion 44a are connected to the fastening member b4. It is concluded through.

Each second notch 44t is formed to correspond to a fastening portion of each rain attachment portion 23t when the rain inner member 44 is connected to the front vertical wall portion 41 and the rear vertical wall portion 42.
Therefore, when fastening and fixing the upper frame part 23 and the outer upper vertical wall part 43a, the second notch part 44t is designed to allow a working tool (for example, a nut runner, etc.) that rotationally drives the fastening member b1 to be used from the inside in the vehicle width direction. The fastening portion of the rain attachment portion 23t is configured to be accessible.

As shown in FIGS. 5, 10, and 16, each second notch 44t formed in the inner upper vertical wall portion 44a is covered with a covering member 48 (second member) from the inside in the vehicle width direction.
The covering member 48 extends vertically upward and has an inverted L-shaped cross section with an upper end portion bent outward in the vehicle width direction, and the upper end portion is closer to the door glass 61 than the rain inner member 44 is. Therefore, the covering member 48 is formed to cover the gap between the door glass 61 and the inner member 44 from above.

The covering member 48 is configured to be detachable from the inner upper vertical wall portion 44a. A pair of substantially rectangular notches are formed in the covering member 48, corresponding to the pair of first notches 44s. The longitudinal dimension of this notch is set larger than the longitudinal dimension of the first notch 44s. After the fastening work between the upper frame part 23 and the outer upper vertical wall part 43a and the fastening work between the stopper member 70 and the inner upper vertical wall part 44a, the covering member 48 is attached to the inner upper vertical wall part 44a by a plurality of fastening members b3 (fastened). It can be attached via

As shown in FIGS. 5 to 7 and 13 to 16, the frame member 32 includes an impact bar 46, a stiffener 47, first to third seal members 51 to 53, an outer member 10, and a door glass 61. A belt line seal outer member (hereinafter referred to as the seal outer member) 54 seals between the inner member 30 and the door glass 61, and a belt line seal inner member (hereinafter referred to as the seal inner member) 55 seals between the inner member 30 and the door glass 61. A pair of upper and lower hinges 56, a latch mechanism 57, a door glass unit 60, etc. are attached.

As described above, the impact bar 46 is disposed in a forward upward slope from the middle part of the front vertical wall part 41 to the corner part 42c of the rear vertical wall part 42. A plurality of sealer members 46a that can be adhered to the back surface of the outer panel 11 are provided on the outer wall surface of the impact bar 46 in the vehicle width direction.

The stiffener 47 is a member that ensures tension and rigidity of the rear half of the outer panel 11.
The stiffener 47 made of Al alloy is formed into an inverted triangular shape when viewed from the side, and is fastened to the outer lower vertical wall portion 43b at three upper portions and to the impact bar 46 at one lower portion. The stiffener 47 is formed with a plurality of (for example, three) cutout portions aimed at weight reduction, and a plurality of sealer members 47a that can be adhered to the back surface of the outer panel 11 are provided around these cutout portions. There is.

The first to third seal members 51 to 53 are made of an elastic body (eg, rubber material, etc.) having a hollow portion. As shown in FIGS. 2, 5, and 7, the first seal member 51 is disposed on the outermost side, the second seal member 52 is disposed on the inner circumference side than the first seal member 51, and the third seal member 53 is arranged on the inner peripheral side than the second seal member 57. The first sealing member 51 seals the lower and rear portions of the frame member 32, including the corner portions 41c, with respect to the vehicle body. The second and third sealing members 52 and 53 extend from the front upper end of the frame member 32 through the lower part to the rear upper end thereof, and seal the frame member 32 against the vehicle body side.

As shown in FIG. 8(a) and FIGS. 13 to 16, the seal outer member 54 is formed to extend back and forth, and includes a base portion 54a having a substantially U-shaped cross section, and a pair of upper and lower portions that protrude upward from the base portion 54a. A seal lip portion 54b is provided. The base portion 54a has a metal core material, and is made of, for example, a high hardness synthetic resin material that meets JIS-A90 or higher. The pair of lip portions 54b are made of, for example, a low hardness synthetic resin material of JIS-A85 or lower. Like the seal outer member 54, the seal inner member 55 includes a base portion 55a and a pair of lip portions 55b.

As shown in FIG. 2, the door glass unit 60 includes a door glass 61, a regulator mechanism 62 that drives the door glass 61 up and down, and the like.
The regulator mechanism 62 includes a pair of front and rear guide rails that guide the door glass 61, a motor section that drives the door glass 61 up and down, and the like. The regulator mechanism 62 has an upper portion fixed to the inner upper vertical wall portion 44 a at two locations and an inner lower vertical wall portion 44 b at one location, and a lower portion fixed to the lower wall portion 45 at one location.

As shown in FIG. 13, when the door glass 61 is at the upper limit position, the tapered surface of the pressing member 63 is in surface contact with the tapered part 73 of the stopper member 70, so that when the vehicle is running, the front and rear direction of the door glass 61 is Suppresses minute vibrations. At the same time, since the pressing member 63 is sandwiched between the outer leg 71 and the inner leg 72 of the stopper member 70 from both sides in the vehicle width direction, slight vibrations of the door glass 61 in the vehicle width direction are suppressed when the vehicle is running. There is.

Next, the manufacturing procedure of the side door will be explained based on FIGS. 17 and 18.
In the figure, Si (i=1, 2, . . . ) indicates each step.

First, in S1, each component such as the component of the outer member 10 is prepared.
The outer panel 11 and frame member 12 are prepared. A hem portion 23a and a connecting wall portion 23b including a seal attachment portion 23s and a rain attachment portion 23t are formed on the upper frame portion 23 of the frame member 12. Additionally, door accessories such as the door glass unit 60 and the stopper member 70 and various constituent members are prepared. Note that the pair of pressing members 63 are fixed to the door glass 61 in advance.

In S2, the outer panel 11 and the frame member 12 are hemmed at the hem portion of the frame member 12, including the hem portion 23a of the upper frame portion 23, to form the outer member 10.
In S3, the intermediate body of the inner member 30 is formed by connecting the front vertical wall portion 41, the rear vertical wall portion 42, the rain outer member 43, the rain inner member 44, and the lower wall portion 45.
The rain outer member 43 is fastened to the outer wall portions of the front vertical wall portion 41 and the rear vertical wall portion 42 in the vehicle width direction, and the rain inner member 44 is fastened to the inner side wall portions of the front vertical wall portion 41 and the rear vertical wall portion 42 in the vehicle width direction. Fastened to the wall.

In S4, the frame member 12 of the outer member 10 and the intermediate member of the inner member 30 are fastened together.
As shown in FIG. 18(a), the outer upper vertical wall portion 43a of the rain outer member 43 and the rain attachment portion 23t of the connection wall portion 23b (upper frame portion 23) are fastened and fixed using the fastening member b1.
At this time, the working tool that rotationally drives the fastening member b1 approaches the outer upper vertical wall portion 43a and the rain attachment portion 23t horizontally from the inside in the vehicle width direction through the second notch portion 44t region.

In S5, the seal outer member 54 is attached to the upper frame portion 23.
As shown in FIG. 18(a), the upper frame portion 23 has a concave portion formed below the hem portion 23a by the cooperation of the hem portion 23a and the connecting wall portion 23b. The seal outer member 54 is disposed in the recess formed by the hem portion 23a and the connecting wall portion 23b, specifically, in the seal mounting portion 23s, and is fastened from inside in the vehicle width direction and from above the rain inner member 44 using the fastening member b2. Fix it.

In S6, the door glass unit 60 is installed on the inner member 30.
The regulator mechanism 62 is fastened and fixed to the rain inner member 44 and the lower wall member 45.
The motor of the regulator mechanism 62 is rotated to raise the door glass 61, and a glass positioning jig (not shown) is used to stop the door glass 61 at the upper limit position.
Then, as shown in FIG. 18(b), a pair of front and rear stopper members 70 are respectively placed at the rear end positions of the pair of front and rear first notches 44s.

In S7, the stopper member 70 is positioned and fixed.
As shown in FIG. 18(c), when the stopper member 70 placed at the rear end position of the first notch 44s is slid forward, the tapered surface of the pressing member 63 fixed to the door glass 61 and The tapered portion 73 of the stopper member 70 comes into contact with the stopper member 70, and the forward movement of the stopper member 70 is stopped.
As shown in FIG. 18(d), at the position where the stopper member 70 is stopped, the fixing portion 72a is fastened and fixed to the inner upper vertical wall portion 44a via the fastening member b4.

In S8, the covering member 48 is attached to the inner upper vertical wall portion 44a.
As shown in FIG. 18(d), the lower part of the covering member 48, to which the seal inner member 55 is attached in advance, is overlapped with the inner upper vertical wall portion 44a from the inside in the vehicle width direction and fastened using the fastening member b3.
In S9, the inner panel 31 is attached to the flange parts 41f, 42f, the inner lower vertical wall part 44b, etc. Finally, as shown in FIG. 18(e), the door trim 7 is attached to the inner wall portion of the inner member 30 in the vehicle width direction using a fastener (not shown).

Next, the functions and effects of the side door structure of the vehicle V will be explained.
According to this side door structure, the inner member 30 has the rain inner member 44 that is disposed inside the door component in the vehicle width direction and extends in the front-rear direction at the upper end portion of the inner member 30, so that the rigidity of the inner member 30 is ensured. can do. In addition, the inner member 30 has a covering member 48 that is removably disposed on the upper end portion of the rain inner member 44 via the fastening member b3 and whose upper end extends in the front-rear direction outside the rain inner member 44 in the vehicle width direction. With the covering member 48 removed, an approach path for a working tool for fastening the outer member 10 and the inner member 30 can be secured. Moreover, in the state where the covering member 48 is attached, the gap between the door glass 61 and the covering member 48 can be made smaller, thereby reducing noise and the like that enter from the outside.

Since the rain inner member 44 is formed by extrusion molding to have a closed cross section, and the covering member 48 is formed to have an inverted L-shaped cross section, the gap between the door glass 61 and the covering member 48 can be reduced with a simple configuration.

The door glass 61 has a pressing member 63 fixed to the door glass 61 and movable in synchronization with the vertical movement of the door glass 61, and an inner vertical wall portion 44a extending upward from the closed cross section of the rain inner member 44. The inner vertical wall portion 44a supports the stopper member 70 that comes into contact with the pressing member 63 to restrict the upward movement of the door glass 61 when the door glass 61 is at the upper limit position, and also controls the front-rear position of the stopper member 70. The stopper member 70 has a first notch 44s that is supported in a changeable manner, and a closing part 74 that closes the first notch 44s is formed in the stopper member 70.
Thereby, the position adjustment of the stopper member 70 can be performed within the first notch 44s, and it is possible to reduce noise and the like that enter from the outside through the first notch 44s.

The inner member 30 has a rain outer member 43 extending in the front-rear direction at an upper end portion of the inner member 30 outside the door glass 61 in the vehicle width direction, and an outer vertical wall portion 43a extending upward is formed in the rain outer member 43, The outer member 10 includes an outer panel 11 and an annular frame member 12 connected to the outer peripheral edge of the outer panel 11 by hemming, and an inner vertical wall portion 44a extending upward from the closed cross-section portion of the rain inner member 44. The inner vertical wall portion 44a has a second notch portion 44t for fastening the outer vertical wall portion 43a to the frame member 12 from inside in the vehicle width direction, and the covering member 48 covers the second notch portion 44t. It is formed like this.
Thereby, the appearance can be improved without causing wrinkles or the like on the outer panel 11. Further, when fastening the outer member 10 and the inner member 30, the fastening tool is brought close to the fastening portion through the second notch 44t while reducing noise that enters from the outside through the second notch 44t. be able to.

The inner member 30 has a rain outer member 43 extending in the front-rear direction at an upper end portion of the inner member 30 outside the door glass 61 in the vehicle width direction, and an outer vertical wall portion 43a extending upward is formed in the rain outer member 43, The outer member 10 includes an outer panel 11 and an annular frame member 12 connected to the outer peripheral edge of the outer panel 11 by hemming, and the frame member 12 is connected to the upper edge of the outer panel 11 by hemming. The connecting member 23 includes a hem portion 23a and a connecting wall portion 23b extending below the hem portion 23a and attached to the rain outer member 43. The connecting wall portion 23b is connected to the seal outer member 54. It has a plurality of seal attachment portions 23s and a plurality of rain attachment portions 23t fastened to the outer vertical wall portion 43a, and the boundary portion between the plurality of seal attachment portions 23s and the plurality of rain attachment portions 23t is formed in a side view. It is formed in a wavy shape. Thereby, the rigidity of the inner member 30 can be improved, and the seal outer member 54 along the door glass 61 can be supported by the substantially linear outer vertical wall portion 43a via the connecting wall portion 23b.

According to this side door manufacturing method, the pressing member 63 is fixed to the door glass 61 and moves in synchronization with the vertical movement of the door glass 61. Step S1 of preparing a stopper member 70 that restricts the upward movement of the door glass 61 and has a closing portion 74 formed therein; and a step S1 of preparing a stopper member 70 that restricts the upward movement of the door glass 61 and has a closing portion 74 formed therein; Step S2 of forming the frame member 12 with the frame member 12, and attaching the front and rear ends of the rain inner member 44, which is disposed inside the door component in the vehicle width direction and extends in the front-rear direction at the upper end portion of the inner member 30, to the inner member 30. Step S3 of connecting the front and rear ends of the rain outer member 43, which is connected to the inner member 30 and which is disposed outside the door component in the vehicle width direction and extends in the front-rear direction at the upper end portion of the inner member 30, and the frame member 12; Step S4 of fastening the inner member 30 from the inside in the vehicle width direction, Step S6 of positioning the door glass 61 of the door component attached to the inner member 30 at the upper limit position, and fastening the stopper member 70 to the inner vertical wall portion of the rain inner member 44. Step S7 of moving the first notch 44s formed in the rain inner member 44a in the front-back direction and fixing it at a position where it abuts the pressing member 63, and closing the first notch 44s with the closing part 74, and the upper end portion of the rain inner member 44. and step S8 of attaching a covering member 48 whose upper end extends in the front-rear direction outside the rain inner member 44 in the vehicle width direction. As a result, it is possible to manufacture the side door 1 which is equipped with the stopper member 70 that regulates the upper limit position of the door glass 61 and which can reduce noise entering from the outside.

According to this side door manufacturing method, the hem portion 23a connected to the upper edge of the outer panel 11 by hemming process and the connection wall portion 23b extending below the hem portion 23a are formed, and when viewed from the side, Step S1 of preparing an annular frame member 12 having a plurality of seal attachment portions 23s and a plurality of rain attachment portions 23t whose boundary portions are formed in a wave shape, and forming an outer member 10 by an outer panel 11 and a frame member 12. In step S2, the front and rear ends of the rain inner member 44, which is disposed on the inner side in the vehicle width direction than the door component and extends in the front-rear direction at the upper end portion of the inner member 30, are connected to the inner member 30, and the rain inner member 44 is connected to the inner member 30. Step S3 of connecting the front and rear ends of the rain outer member 43, which is disposed on the outside in the width direction and extends in the front-rear direction at the upper end portion of the inner member 30, to the inner member 30, and attaching the inner member 30 to the plurality of rain attachment portions 23t. Step S4 of fastening the seal outer member 54 for sealing between the outer member 10 and the door glass 61 from the inside in the vehicle width direction, Step S5 of fastening the seal outer member 54 that seals between the outer member 10 and the door glass 61 to the plurality of seal attachment portions 23s from the inside in the vehicle width direction, A covering member 48 is attached to the upper end portion, the upper tip portion of which extends in the front-rear direction outside the rain inner member 44 in the vehicle width direction. Thereby, it is possible to manufacture a side door that can support the seal outer member 54 on the rain outer member 43 via the frame member 12 and reduce noise and the like entering from the outside.

Next, a modified example in which the above embodiment is partially modified will be described.
1] In the above embodiment, an example of a sashless type side door 1 for a two-door hardtop passenger car has been described, but the model of the vehicle can be arbitrarily selected, and it can also be applied to a sash type side door. It is also possible to do so.

2] In the above embodiment, an example was explained in which the outer member 10 and the inner member 30 were basically constructed using an Al alloy material. It is possible to apply any material.

3] In addition, those skilled in the art can implement various modifications to the embodiments described above or combinations of the embodiments without departing from the spirit of the present invention. It also includes any modifications.

1 Side door 10 Outer member 11 Outer panel 12 Frame member 23 Upper frame portion 23a Hem portion 23b Connection wall portion 23s Seal attachment portion 23t Rain attachment portion 30 Inner member 43 Rain outer member 43a Outer upper vertical wall portion (outer vertical wall portion)
44 Rain inner member (first member)
44a Inner upper vertical wall part (vertical wall part)
44s First notch 44t Second notch 48 Covering member (second member)
61 Door glass 63 Pressing member 70 Stopper member 74 Closure part b3 Fastening member V Vehicle

Claims (5)

A side door structure for a vehicle including an outer member, an inner member connected to the outer member, and a door component including a door glass housed between the outer member and the inner member,
The inner member is removably attached to the upper end portion of the first member via a fastener, and a first member disposed inside the door component in the vehicle width direction and extending in the longitudinal direction of the vehicle body at the upper end portion of the inner member. a second member arranged and having an upper end extending in the longitudinal direction of the vehicle body on the outer side in the vehicle width direction than the first member;
The first member is formed into a closed cross-sectional shape by extrusion molding, and the second member is formed into an inverted L-shaped cross section.
The door glass has a pressing member fixed to the door glass and movable in synchronization with the vertical movement of the door glass,
A vertical wall portion extending upward from the closed cross-section portion of the first member is formed,
The vertical wall portion supports a stopper member that comes into contact with the pressing member to restrict upward movement of the door glass when the door glass is at an upper limit position, and supports the stopper member so that the front and back positions of the stopper member can be changed. having a first notch;
A side door structure for a vehicle , wherein the stopper member is provided with a closing portion that closes the first notch . A side door structure for a vehicle including an outer member, an inner member connected to the outer member, and a door component including a door glass housed between the outer member and the inner member,
The inner member is removably attached to the upper end portion of the first member via a fastener, and a first member disposed inside the door component in the vehicle width direction and extending in the longitudinal direction of the vehicle body at the upper end portion of the inner member. a second member arranged and having an upper end extending in the longitudinal direction of the vehicle body on the outer side in the vehicle width direction than the first member;
The first member is formed into a closed cross-sectional shape by extrusion molding, and the second member is formed into an inverted L-shaped cross section.
The inner member has a belt line rain outer member that is outside the door glass in the vehicle width direction and extends in the vehicle body longitudinal direction at an upper end portion of the inner member,
An outer vertical wall portion extending upward is formed on the belt line rain outer member,
The outer member includes an outer panel and an annular frame member connected to an outer peripheral edge of the outer panel by hemming,
A vertical wall portion extending upward from the closed cross-section portion of the first member is formed,
The vertical wall portion has a second notch for fastening the outer vertical wall portion to the frame member from the inside in the vehicle width direction,
A side door structure for a vehicle , wherein the second member is formed to cover the second notch . The inner member has a belt line rain outer member that is outside the door glass in the vehicle width direction and extends in the vehicle body longitudinal direction at an upper end portion of the inner member,
An outer vertical wall portion extending upward is formed on the belt line rain outer member,
The outer member includes an outer panel and an annular frame member connected to an outer peripheral edge of the outer panel by hemming,
The frame member has a hem portion connected to the upper edge of the outer panel by hemming, and a connection wall portion extending below the hem portion and attached to the belt line rain outer member. has a member,
The connection wall portion includes a plurality of seal attachment portions to which a belt line seal outer member for sealing between the outer member and the door glass is fastened, and a plurality of rain attachment portions to be fastened to the outer vertical wall portion. has
3. The side door structure for a vehicle according to claim 1, wherein a boundary between the plurality of seal attachment parts and the plurality of rain attachment parts is formed in a wavy shape when viewed from the side . A method for manufacturing a side door for a vehicle, comprising: an outer member, an inner member connected to the outer member, and a door component including a door glass housed between the outer member and the inner member.
a pressing member fixed to the door glass and moving in synchronization with the vertical movement of the door glass; and a pressing member that comes into contact with the pressing member when the door glass is at an upper limit position to restrict the vertical movement of the door glass; a step of preparing a stopper member having a closure portion formed therein;
forming the outer member by an outer panel and an annular frame member connected to the outer peripheral edge of the outer panel by hemming;
A first member disposed on the inside in the vehicle width direction than the door component and extending in the vehicle longitudinal direction at the upper end portion of the inner member connects front and rear end portions in the vehicle longitudinal direction to the inner member, and connecting front and rear ends in the vehicle longitudinal direction of a belt line rain outer member which is disposed outside in the vehicle width direction and extends in the vehicle longitudinal direction at the upper end portion of the inner member to the inner member;
fastening the inner member to the frame member from the inside in the vehicle width direction;
positioning the door glass of the door component attached to the inner member at an upper limit position;
The stopper member is fixed at a position where the first notch formed in the vertical wall portion of the first member is moved in the longitudinal direction of the vehicle body and comes into contact with the pressing member, and the first notch is closed with the closing portion. A step to close,
attaching a second member to the upper end portion of the first member, the upper tip portion of which extends in the longitudinal direction of the vehicle at an outer side in the vehicle width direction than the first member;
A method for manufacturing a side door for a vehicle, comprising: A method for manufacturing a side door for a vehicle, comprising: an outer member, an inner member connected to the outer member, and a door component including a door glass housed between the outer member and the inner member.
A hem part connected to the upper edge of the outer panel by hemming processing and a connection wall part extending below the hem part are formed, and a plurality of seals are attached, the boundary part being formed in a wavy shape when viewed from the side. providing an annular frame member having a rain attachment portion and a plurality of rain attachment portions;
forming the outer member by an outer panel and the frame member;
A first member disposed on the inside in the vehicle width direction than the door component and extending in the vehicle longitudinal direction at the upper end portion of the inner member connects front and rear end portions in the vehicle longitudinal direction to the inner member, and connecting front and rear ends in the vehicle longitudinal direction of a belt line rain outer member which is disposed outside in the vehicle width direction and extends in the vehicle longitudinal direction at the upper end portion of the inner member to the inner member;
fastening the inner member to the plurality of rain attachment portions from the inside in the vehicle width direction;
fastening a belt line seal outer member that seals between the outer member and the door glass to the plurality of seal attachment portions from inside in the vehicle width direction;
attaching a second member to the upper end portion of the first member, the upper tip portion of which extends in the longitudinal direction of the vehicle at an outer side in the vehicle width direction than the first member;
A method for manufacturing a side door for a vehicle, comprising: