JP7262224B2 - VEHICLE MOUNTING PARTS AND METHOD FOR MANUFACTURING VEHICLE MOUNTING PARTS - Google Patents

Description

TECHNICAL FIELD The present invention relates to a vehicle mounting component and a manufacturing method of the vehicle mounting component.

2. Description of the Related Art Vehicles have conventionally been provided with resin-made vehicle-mounted components such as radiator grilles (for example, Patent Literature 1). This vehicle mounting component is generally formed by injection molding of resin, and the surface thereof is plated as required.

Japanese Unexamined Patent Application Publication No. 2013-203102

The vehicle-mounted component as described above has a connecting portion that is connected to a mating member such as a vehicle body, and is fixed by, for example, locking the connecting portion to the mating member. However, in consideration of the mounting workability of the vehicle-mounted component, a certain gap is provided between the vehicle-mounted component and the mating member after mounting. For this reason, the rear side of the vehicle-mounted component can be visually recognized through the gap between the vehicle-mounted component and the mating member, and the messy internal structure such as the connection point between the connection portion and the mating member is not intended. may catch the eye of someone outside the vehicle.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-described problems, and an object of the present invention is to make it possible to prevent the internal structure from being seen through a gap between a vehicle mounting component and a mating member.

The present invention employs the following configurations as means for solving the above problems.

A first invention is a vehicle-mounted component having a connecting portion that can be connected to a mating member, wherein the vehicle-mounting component is mounted on the mating member, and when the vehicle-mounted component is mounted on the mating member, an outer wall portion arranged outside the vehicle; and a shielding wall arranged between the outer wall portion and the connecting portion and overlapping at least a portion of the connecting portion when viewed from the edge of the outer wall portion. Adopt configuration.

In a second invention based on the first invention, the shielding wall and the outer wall are provided so as to protrude from the base, and the projection dimension of the shielding wall from the base is the above distance from the tip of the shielding wall. A configuration is adopted in which the separation distance to the mating member is set to be shorter than the separation distance from the tip of the outer wall portion to the mating member.

In a third aspect based on the second aspect, the outer wall portion, the shielding wall, and the connection portion are integrally formed of a resin material, and the connection portion is formed from a flexible portion having flexibility. An engaging claw that protrudes and is engaged with the mating member includes a direction in which the engaging claw projects from the flexible portion, a direction in which the shielding wall projects from the base portion, and the outer wall portion. The projecting direction from the base portion of is the same direction.

In a fourth invention, in any one of the first to third inventions, a plurality of the connection portions are arranged discretely, and the shielding wall is continuous along the arrangement direction of the connection portions. The configuration that is provided is adopted.

A fifth aspect of the invention is a method for manufacturing a vehicle-mounted component having a connecting portion connectable to a mating member, wherein the vehicle-mounted component is mounted in a state in which the vehicle-mounted component is mounted on the mating member. and at least a part of the connecting portion disposed between the outer wall portion and the connecting portion when viewed from the edge of the outer wall portion. and a shielding wall overlapping with the shielding wall, and integrally forming the entire vehicle mounting component having the outer wall portion and the shielding wall by injection molding in which molten resin is supplied to the inside of the mold. adopt.

In a sixth aspect based on the fifth aspect, the blocking wall and the outer wall portion are provided so as to protrude from the base portion, and the connection portion protrudes from the flexible portion having flexibility and is attached to the mating member. It has a locking claw to be locked, and has a projection direction of the locking claw from the flexible portion, a projection direction of the shielding wall from the base portion, and a projection direction of the outer wall portion from the base portion. are oriented in the same direction, and the locking claw, the shielding wall and the outer wall are formed by a single slide mold in the injection molding.

According to the present invention, a shielding wall is provided between the outer wall having a gap between it and the mating member and the connecting portion, and the shielding wall prevents the connecting portion from being visible from the edge of the outer wall. can be suppressed. Therefore, according to the present invention, it is possible to prevent the internal structure from being seen through the gap between the vehicle-mounted component and the mating member.

1 is a front view including a radiator grille and a bumper included in a vehicle according to an embodiment of the present invention; FIG. FIG. 2 is a cross-sectional view taken along the line AA of FIG. 1; 1 is an exploded perspective view showing part of a bumper and part of a radiator grille in one embodiment of the invention; FIG. 1 is a cross-sectional view schematically showing a part of an injection mold used in a method for manufacturing a radiator grill according to an embodiment of the present invention, where (a) shows a core mold, a cavity mold and a slide mold; It is a figure which shows the fitted state, (b) is a figure which shows the state which spaced apart the core metal mold|die, the cavity metal mold|die, and the slide metal mold|die.

An embodiment of a vehicle mounting component and a method for manufacturing a vehicle mounting component according to the present invention will be described below with reference to the drawings. In the following embodiments, a description will be given of a case where the vehicle mounting component of the present invention is a radiator grill made of resin. However, the vehicle mounting component of the present invention is not limited to the radiator grille.

FIG. 1 is a front view including a radiator grille 1 of this embodiment and a bumper B (mating member) provided on a vehicle. As shown in FIG. 1, the radiator grille 1 of this embodiment is mounted on a bumper B, and is arranged with a certain gap S with respect to the bumper B when viewed from the front of the vehicle.

The bumper B is arranged in the front part of the vehicle and constitutes a part of the vehicle body. FIG. 2 is a cross-sectional view taken along line AA of FIG. 3 is an exploded perspective view showing part of the bumper B and part of the radiator grille 1. As shown in FIG. As shown in these figures, the bumper B has a mounting portion B1 for the radiator grille 1. As shown in FIG. The mounting portion B1 is a plate-like portion that is arranged inside the vehicle with respect to a portion around the bumper B (peripheral portion B2) and has front and back surfaces directed in the vehicle front-rear direction. As shown in FIG. 2, the attachment portion B1 is connected to the peripheral portion B2 via the slanted wall portion B3.

The mounting portion B1 is a portion that is hidden from the outside when the radiator grille 1 is mounted to the bumper B, and the radiator grille 1 is disposed forward in the vehicle front-rear direction. On the other hand, the peripheral portion of the bumper B is a portion that is visible from the outside without being hidden by the radiator grille 1, and the surface thereof is a design surface. The radiator grille 1 is arranged with a gap S in a direction orthogonal to the vehicle front-rear direction with respect to the design surface of the bumper B, which can be visually recognized from the outside of the bumper B. As shown in FIG.

The mounting portion B1 is provided with a locking hole B11 into which a later-described connecting portion 1b of the radiator grille 1 is inserted and into which a locking claw 1b3 is locked. As shown in FIG. 3, this locking hole B11 is a flat rectangular through-hole. In this embodiment, the radiator grille 1 is provided with a plurality of connecting portions 1b. For this reason, the mounting portion B1 is provided with a plurality of locking holes B11.

The radiator grille 1 is fixed to the attachment portion B1 of the bumper B, and arranged with a gap S with respect to the peripheral portion B2 of the bumper B. As shown in FIG. The radiator grille 1 is a component that covers a bumper opening that is provided in the bumper B and communicates with the engine room so that air can pass through the radiator grille 1, and is mainly made of a resin material. Since the radiator grille 1 is visible from the outside and is a part that forms the appearance impression of the vehicle, the surface thereof is plated as necessary.

As shown in FIGS. 2 and 3, the radiator grille 1 has a base portion 1a, a connection portion 1b, a stopper 1c, an outer wall portion 1d, and a shielding wall 1e. The radiator grille 1 has, for example, a frame provided in an annular shape on the outer periphery, and horizontal beams or grid-like portions disposed in an area surrounded by the frame. In this embodiment, for example, the portion forming the frame is the base portion 1a.

The connecting portion 1b, the stopper 1c, the outer wall portion 1d, and the shielding wall 1e are connected to the base portion 1a, and the connecting portion 1b, the stopper 1c, the outer wall portion 1d, and the shielding wall 1e are supported. The shape of the base portion 1a is not particularly limited. be done. For example, in the portion shown in FIG. 3, the base portion 1a is formed to extend substantially vertically along the side portion of the bumper opening.

The connection portion 1b is provided on the rear surface of the base portion 1a and protrudes rearward in the vehicle front-rear direction from the rear surface of the base portion 1a. A plurality of such connection portions 1b are discretely provided so as to be arranged along the direction in which the base portion 1a extends. These connecting portions 1b are arranged at the same intervals as the arrangement intervals of locking holes B11 provided in the mounting portion B1 of the bumper B, and are insertable into the locking holes B11.

As shown in FIGS. 2 and 3, the connection portion 1b has an insertion portion 1b1, a flexible portion 1b2, and a locking claw 1b3. The insertion portion 1b1 is a plate-like portion whose base is connected to the base portion 1a and protrudes from the base portion 1a. The plate-like insertion portion 1b1 is provided with an opening 1b4 penetrating the insertion portion 1b1 in the front and back directions. The flexible portion 1b2 is a plate-like portion extending from the tip side portion of the insertion portion 1b1 toward the opening 1b4. The flexible portion 1b2 is provided such that its base is fixed to the distal side portion of the insertion portion 1b1 and its distal end portion 1b5 is located inside the opening 1b4. Such a flexible portion 1b2 has flexibility such that the distal end portion 1b5 can move in the front-rear direction of the plate-shaped insertion portion 1b1.

The locking claw 1b3 is provided so as to protrude from the distal end portion 1b5 of the flexible portion 1b2, and when the connecting portion 1b is inserted into the locking hole B11 of the mounting portion B1 of the bumper B, the locking claw 1b3 is attached to the mounting portion B1. This is the portion to be locked. As shown in FIG. 2, the locking claw 1b3 protrudes from the flexible portion 1b2 in the same direction as the outer wall portion 1d protruding from the base portion 1a and the shielding wall 1e. In this embodiment, since the outer wall portion 1d and the shielding wall 1e protrude from the base portion 1a toward the outside of the radiator grille 1, the locking claws 1b3 also protrude from the flexible portion 1b2 toward the outside of the radiator grille 1. It is

Such a connecting portion 1b is fixed to the mounting portion B1 by inserting the insertion portion 1b1 into the locking hole B11 of the mounting portion B1 and locking the locking claw 1b3 to the mounting portion B1. That is, the connecting portion 1b is connectable to the mounting portion B1 of the bumper B. As shown in FIG.

The stopper 1c is arranged near the base of each connecting portion 1b. Each stopper 1c is provided so as to protrude from the base portion 1a, and has a plate shape having front and back surfaces perpendicular to the front and back surfaces of the insertion portion 1b1. The end of this stopper 1c on the locking claw 1b3 side is a contacting portion with the mounting portion B1 of the bumper B, and when the connecting portion 1b is inserted into the locking hole B11, the contacting portion is connected to the mounting portion. By abutting on B1, entry of the connecting portion 1b into the locking hole B11 is restricted so that the connecting portion 1b is not inserted into the locking hole B11 more than necessary.

The outer wall portion 1d is a portion connected to the most forward end of the base portion 1a in the vehicle longitudinal direction when the radiator grille 1 is mounted on the bumper B (hereinafter referred to as the mounted state). That is, the outer wall portion 1d is arranged outside the connecting portion 1b in the radiator grille 1 arranged in the front portion of the vehicle.

The outer wall portion 1d is provided so as to protrude from the base portion 1a toward the outside of the radiator grille 1 (peripheral portion B2 of the bumper B), and the design surface 1d1 visible from the outside is arranged to face forward in the vehicle front-rear direction. It is The dimension of the protrusion of the outer wall portion 1d from the base portion 1a is set so that a gap S is provided with respect to the peripheral portion B2 of the bumper B in the mounted state. That is, the tip 1d2 of the outer wall portion 1d is arranged apart from the peripheral portion B2 of the bumper B having the design surface.

In addition, the outer wall portion 1d is continuously provided in a strip shape along the extending direction of the base portion 1a (arrangement direction of the connection portions 1b). Such an outer wall portion 1d is provided continuously over the entire circumference of the radiator grille 1. As shown in FIG.

The shielding wall 1e is arranged between the outer wall portion 1d and the connecting portion 1b, as shown in FIG. The shielding wall 1e is provided so as to protrude from the base portion 1a toward the outside of the radiator grille 1 (slanted wall portion B3 of the bumper B), and has a plate-like shape with the front and back surfaces directed in the longitudinal direction of the vehicle. ing.

The shielding wall 1e has a projecting dimension from the base portion 1a so that when the connection portion 1b side is viewed from the tip 1d2 of the outer wall portion 1d, it overlaps with the engagement portion between the connection portion 1b and the mounting portion B1. ing. That is, in the present embodiment, the shielding wall 1e is provided so as to overlap at least a portion of the connecting portion 1b when viewed from the tip 1d2, which is the edge of the outer wall portion 1d. Such a shielding wall 1e covers at least a part of the connecting portion 1b by covering the connecting portion 1b. This prevents the locked portion between 1b and mounting portion B1 from being visually recognized.

Also, regarding the projecting dimension of the shielding wall 1e from the base 1a, the separation distance d1 from the tip 1e1 of the shielding wall 1e to the bumper B (slanted wall portion B3 of the bumper B) is equal to the distance d1 from the tip 1d2 of the outer wall 1d to the bumper B It is set to be shorter than the separation distance d2 to (the peripheral portion B2 of the bumper B). As a result, even if the front end 1e1 of the blocking wall 1e contacts the bumper B, the front end 1d2 of the outer wall portion 1d is prevented from coming into contact with the bumper. That is, in this embodiment, the shielding wall 1e also functions as a stopper that prevents the outer wall portion 1d from coming into contact with the bumper B. As shown in FIG.

In contrast to the connection portions 1b that are discretely arranged along the extending direction of the base portion 1a, the shielding wall 1e is continuously provided in a strip shape along the extending direction of the base portion 1a. there is Such a shielding wall 1 e is provided continuously over the entire circumference of the radiator grille 1 .

According to the radiator grille 1 of this embodiment, even when the inside of the radiator grille 1 is seen through the gap S (that is, the tip 1d2 of the outer wall portion 1d) in the mounted state, the shielding wall 1e connects the inside of the radiator grille 1. The locking portion between the portion 1b or the connection portion 1b and the mounting portion B1 is hidden. Therefore, according to the radiator grille 1 of the present embodiment, it is possible to prevent the internal structure from being seen through the gap S.

Further, in the radiator grille 1 of the present embodiment, the distance d1 from the tip 1e1 of the shielding wall 1e to the bumper B protrudes from the base 1a of the shielding wall 1e. is set to be shorter than the separation distance d2 from . Therefore, even if the front end 1e1 of the shielding wall 1e comes into contact with the bumper B, the front end 1d2 of the outer wall portion 1d is prevented from coming into contact with the bumper B, and the gap S can always be secured. becomes. Therefore, according to the radiator grille 1 of the present embodiment, the outer wall portion 1d of the radiator grille 1 can be prevented from coming into contact with the bumper B, and the exterior design of the vehicle can be prevented from being unintentionally destroyed.

In addition, in the radiator grille 1 of the present embodiment, a plurality of connection portions 1b are provided discretely and arranged in one direction, and the shielding wall 1e is continuously provided along the arrangement direction of the connection portions 1b. there is Therefore, it is possible to prevent the internal structure from being seen through the gap S even in the area between the connecting portions 1b.

The radiator grille 1 of this embodiment is integrally made of a resin material and manufactured by injection molding using an injection mold 10 (see FIG. 4). The injection mold 10 includes a core mold 11 , a cavity mold 12 and a slide mold 13 . 4A and 4B are cross-sectional views schematically showing a part of an injection molding die 10 used in the method for manufacturing the radiator grille 1 of the present embodiment. and the slide mold 13 are fitted together, and (b) shows the state in which the core mold 11, the cavity mold 12 and the slide mold 13 are separated from each other.

The core mold 11 is a mold that is installed in an injection molding machine (not shown) and forms the rear surface shape of the radiator grille 1 . The cavity mold 12 is a mold that is installed in an injection molding machine (not shown) and forms the shape of the front face (design surface) of the radiator grille 1 . Further, the slide mold 13 is installed in an injection molding machine (not shown) so as to be movable with respect to the core mold 11 and the cavity mold 12. It is a mold for forming the shielding wall 1e. Although not shown in the cross section shown in FIG. 4, the slide mold 13 also forms the stopper 1c.

When manufacturing the radiator grille 1 of the present embodiment by injection molding using such an injection molding die 10, first, as shown in FIG. , and the slide mold 13 are brought into contact with each other, and molten resin is supplied to the inside of the injection mold 10 . After the resin material is cooled and hardened, first the slide mold 13 is separated from the core mold 11 and the cavity mold 12, and then the core mold 11 and the cavity mold 12 are separated. As a result, the core mold 11, the cavity mold 12, and the slide mold 13 are separated from each other as shown in FIG. 4(b).

Subsequently, the resin molded product adhering to the core mold 11 is removed from the core mold 11 by an ejector mechanism, and post-treatment such as plating is performed as necessary for excision of the gate portion, thereby obtaining the radiator grille of the present embodiment. 1.

According to the method for manufacturing the radiator grille 1 of the present embodiment, the radiator grille 1 having the shielding wall 1e can be easily formed because the radiator grille 1 is formed by injection molding.

Furthermore, in the method of manufacturing the radiator grille 1 of the present embodiment, the single slide mold 13 is used to form the locking claws 1b3 of the connecting portion 1b, the outer wall portion 1d, and the shielding wall 1e. Therefore, it is possible to manufacture the radiator grille 1 of the present embodiment having the locking claws 1b3 of the connection portion 1b, the outer wall portion 1d, and the shielding wall 1e while minimizing the number of slide molds. becomes.

Although the preferred embodiments of the present invention have been described above with reference to the accompanying drawings, it goes without saying that the present invention is not limited to the above embodiments. The various shapes, combinations, and the like of the constituent members shown in the above-described embodiment are merely examples, and can be variously changed based on design requirements and the like without departing from the gist of the present invention.

For example, in the above embodiment, the shielding wall 1e has a plate-like shape. However, the invention is not limited to this. For example, it is possible to use a shielding wall having a substantially triangular or semicircular cross section.

Moreover, in the above-described embodiment, the configuration in which the shielding wall 1e is continuously provided along the arrangement direction of the connecting portions 1b has been described. However, the invention is not limited to this. For example, it is also possible to employ a configuration in which a plurality of shielding walls are discretely arranged in accordance with the arrangement locations of the connecting portions 1b.

In addition, in the above-described embodiment, a configuration is adopted in which one shielding wall 1e is provided between the connection portion 1b and the outer wall portion 1d. However, the invention is not limited to this. For example, it is possible to employ a configuration in which two or more shielding walls are provided between the connection portion 1b and the outer wall portion 1d.

Further, for example, if the number of slide molds of the injection mold 10 can be increased, the projection direction of the locking claw 1b3 from the base portion 1a is the same as the projection direction of the outer wall portion 1d and the shielding wall 1e from the base portion 1a. The opposite is also possible.

Further, in the above-described embodiment, the configuration in which the radiator grille 1 is mounted on the bumper B, which is a mating member, has been described. However, the invention is not limited to this. INDUSTRIAL APPLICABILITY The present invention can be applied to components in general that are connected to and mounted on a mating member in a vehicle. For example, the present invention can be applied to a fog cover connected to a bumper or a rear finisher connected to a back door.

Reference Signs List 1 Radiator grill (vehicle mounting part) 1a Base portion 1b Connection portion 1b1 Insertion portion 1b2 Flexible portion 1b3 Locking claw 1b4 Opening 1b5 Tip part 1c Stopper 1d Outer wall part 1d1 Design surface 1d2 Tip 1e Shielding wall 1e1 Tip Tip 10 Injection mold 11 Core metal Mold 12 Cavity mold 13 Slide mold B Bumper (mating member) S Gap

Claims (5)

A vehicle mounting component having a connecting portion connectable to a mating member,
an outer wall portion disposed outside the vehicle relative to the connection portion in a mounted state in which the vehicle-mounted component is mounted on the mating member;
a shielding wall disposed between the outer wall portion and the connecting portion and overlapping at least a portion of the connecting portion when viewed from the edge of the outer wall portion ;
The shielding wall and the outer wall are provided so as to protrude from the base,
The projection dimension of the shielding wall from the base is set so that the separation distance from the tip of the shielding wall to the mating member is shorter than the spacing distance from the tip of the outer wall portion to the mating member. ing
A vehicle mounting component characterized by: The outer wall portion, the shielding wall, and the connection portion are integrally formed of a resin material, and the connection portion protrudes from a flexible portion and is engaged with the mating member. having a claw,
A direction in which the locking claw protrudes from the flexible portion, a direction in which the shielding wall protrudes from the base portion, and a direction in which the outer wall portion protrudes from the base portion are the same. The vehicle mounting component according to claim 1 . A plurality of the connection portions are arranged discretely,
3. The vehicle mounting component according to claim 1, wherein the shielding wall is continuously provided along the direction in which the connecting portions are arranged. A vehicle mounting component having a connecting portion connectable to a mating member,
an outer wall portion disposed outside the vehicle relative to the connection portion in a mounted state in which the vehicle-mounted component is mounted on the mating member;
a shielding wall disposed between the outer wall portion and the connecting portion and overlapping at least a portion of the connecting portion when viewed from the edge of the outer wall portion ;
A plurality of the connection portions are arranged discretely,
The shielding wall is continuously provided along the arrangement direction of the connecting portions.
A vehicle mounting component characterized by: A method for manufacturing a vehicle-mounted component having a connecting portion connectable to a mating member,
The vehicle mounting component is
an outer wall portion disposed outside the vehicle relative to the connection portion in a mounted state in which the vehicle-mounted component is mounted on the mating member;
a shielding wall disposed between the outer wall portion and the connecting portion and overlapping at least a portion of the connecting portion when viewed from the edge of the outer wall portion;
integrally forming the entire vehicle mounting component having the outer wall portion and the shielding wall by injection molding in which molten resin is supplied to the inside of the mold ;
The shielding wall and the outer wall are provided so as to protrude from the base,
The connection portion has a locking claw that protrudes from a flexible flexible portion and is locked to the mating member,
The projection direction of the locking claw from the flexible portion, the projection direction of the shielding wall from the base portion, and the projection direction of the outer wall portion from the base portion are the same direction,
In the injection molding, the locking claw, the shielding wall and the outer wall are formed by a single slide mold.
A method of manufacturing a vehicle mounting component, characterized by:

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