JPH0545215U - Clip - Google Patents

Abstract

(57) [Abstract] [Purpose] An S section that can be inserted and locked to a panel P or the like with a weak insertion force, and that has a configuration convenient for forming a covering material A'made of a soft resin material provided on an insertion leg portion. Providing clips. A head 1 and a pillar 2 integrally projecting from the head 1, and a pair of elastic locking pieces 3 provided in an inclined shape from the pillar 2 toward the head 1 side, And the elastic locking piece 3 of the clip body A and the supporting column 2
The surface of the head 1 on the side of the cover K made of a soft resin material
The leg portion K is covered with and the leg portion K is formed so that the cross section of the leg portion K in the direction orthogonal to the column 2 has an S shape.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 According to the present invention, a clip for firmly attaching various parts to a plate-like object such as a panel, in particular, a leg portion of the clip which is inserted and fixed in a mounting hole of the plate-like object has an S-shaped cross section. Related to the provision of so-called S-section clips.

[0002]

[Prior Art]

 When assembling the bracket for mounting parts to the body panel surface, the insertion leg 100 as shown in FIGS. 8 and 9 is gradually expanded from the column 101 and the head 103 side from the tip of the column 101. It is composed of a pair of elastic locking pieces 102, 102 that are opened, and the shape of the cross section of the insertion leg 100 is substantially S-shaped between the column 101 and the elastic locking pieces 102, 102. A so-called S selection clip which has a shape was used.

The S selection clip shown in FIG. 8 is provided with heads 103 forming a pair above and below a neck 104 which fits in a U-shaped cutout H of a bracket B and the like, and is protruded from a lower collar 103a. A pair of elastic locking pieces 102a, 102a, which are integrally connected to the head 103, are provided on the front end side of the support column 101 on both sides of the support column 101 so as to widen the space between them and then to narrow them. Of the clip body M, and the peripheral surfaces of the pillar 101 and the elastic locking pieces 102a, 102a of the clip body M are integrally covered with the soft resin material M ', and the soft resin material M'is formed. By sequentially connecting the column 101 of the clip body M and the elastic locking pieces 102a, 102a using M ', the cross section of the insertion leg portion 100 of this S section clip becomes substantially S-shaped. Is configured.

The S-section clip shown in FIG. 9 is provided with heads 103 with a pair of flanges above and below a neck 104 which fits in a U-shaped cutout H of a bracket B, etc., like the clip. At the same time, by providing a pair of elastic locking pieces 102b, 102b on the tip side of the pillar 101 projecting from the lower flange 103a, the distance between them gradually expands toward the lower flange 103a side. The clip main body M is constructed, and the support 101 and the elastic locking pieces 102b, 102b of the clip main body M are integrally covered with the soft resin material M, and the soft resin material M is used. The column 101 and the elastic locking pieces 102b, 102b are successively connected in a direction orthogonal to the column 101 so that the cross section of the insertion leg 100 is formed into a substantially S-shape. There is.

[0005]

[Problems to be solved by the device]

 Such an S-section clip has good mounting stability and is useful when assembling various automobile parts to a body panel. However, the S section clip shown in FIG. 8 is excellent in molding characteristics when the soft resin material M ′ is provided on the insertion leg 100 by two-color molding, while the pair of elastic locking pieces 102a and 102a are provided. Since the lower brim 103a and the tip of the column 101 are connected to each other, there is an inconvenience that a strong insertion force is required when the insertion leg 100 is assembled into the mounting hole H'of the panel P or the like.

Further, in the S section clip shown in FIG. 9, since the elastic locking pieces 102b, 102b constituting the insertion leg 100 are configured such that their free ends are separated from the lower collar 103a, the panel P etc. Although the insertion force at the time of assembling to the mounting hole H'of may be weak, when the soft resin material M'is provided to the insertion leg 100 by the two-color molding method, the free end of this elastic locking piece 102b is provided. The fluidity of the soft resin material M ′ in the mold facing toward the side is poor, and therefore the shot conditions for covering and molding the soft resin material M ′ are poor, resulting in uneven film thickness of the soft resin material M ′ to be formed. There was an inconvenience.

In view of the inconvenience of such a conventional clip, the present invention has a function as an S section clip, has a good assembling property to a panel or the like, and further has a soft resin material M ′ provided on the insertion leg portion. The purpose is to provide clips with excellent molding characteristics.

[0008]

[Means for Solving the Problems]

 In order to achieve such an object, the present invention has a structure of the clip main body A, which comprises a head 1 and a pillar 2 integrally projecting from the head 1, and the head 2 from the tip side of the pillar 2. And a pair of elastic locking pieces 3 and 3 which are provided toward the side of the portion 1 and hold the edge of the mounting hole H ′ of the clip between the head 1 and the head 1. The surface of the head 1 on the side of the column 2 and the column 2 and the elastic locking piece 3 are covered with a covering material A ′ made of a soft resin material, and the free end side of the elastic locking piece 3 is covered. And the head 1 and between the side edge 3a of the elastic locking piece 3 along one side edge 3a and the side edge 3a of the elastic locking piece 3 described above. Between the side edge 2a and the head 1 located between the side edges 3a and 2a, and the side edge 2a 'of the pillar 2 diagonally located with the side edge 2a of the pillar 2, and this side The side edge 3a 'of the elastic locking piece 3 along the edge 2a' and the head 1 between the side edges 2a 'and 3a' are integrally connected by the covering material A '. The leg portion K has a coating material A ′ in a direction orthogonal to the column 2, and the leg portion K has an S-shaped cross section. Here, the soft resin material has a relative meaning compared with the constituent material of the clip body A. For example, when the clip body A is made of polycarbonate, the covering material A ′ is compared with the polycarbonate. A soft, e.g. polyacetal elastomer.

[0009]

[Action]

 The elastic locking piece 3 that constitutes the leg portion K is configured separately from the head portion 1, and the surface of the head portion 1 on the side of the leg portion K and the leg portion K are made of a soft resin material. And a side edge of the elastic locking piece 3 between the free end side and the head 1 and along the column 2 of the elastic locking piece 3. 3a and the side edge 2a of the pillar 2 on the side of the side edge 3a of the elastic locking piece 3 and the head 1 between the side edges 3a and 2a, and the side edge of the pillar 2. A side edge 2a 'of the support column 2 which is diagonal to the side 2a, a side edge 3a' of the elastic locking piece 3 along the side edge 2a 'and the side edge 2a', 3a 'between the head 1 Since the leg portion K having the covering material A ′ in the direction orthogonal to the pillar 2 has an S-shaped cross section, the mounting hole H for a panel or the like is formed. Assembly of legs K to Interpolation wedge pressure is small, and it becomes easy to form the coating material A 'by two-color molding technique to the peripheral surface of the leg portion K of the time.

[0010]

【Example】

 Hereinafter, an embodiment of a typical clip according to the present invention will be described with reference to the accompanying drawings. FIG. 1 shows the clip according to the present embodiment from the side of the leg portion K, FIG. 2 shows the left half in cross section when the clip is viewed from the front, and FIG. 3 shows a part of the clip cut away. It is shown from the side. 4 shows the clip as seen from the bottom side, FIG. 4 shows a state of cutting along the cutting line L-L of FIG. 2, and FIG. 5 shows a state of cutting along the cutting line L'-L '. ing. Further, FIG. 7 shows a partial cross section of a state in which the clip attached to the bracket B is fixed to the panel P.

The clip shown in this embodiment includes a pillar 2 of the clip body A provided by injection molding, an elastic locking piece 3 of the pillar 2, and a part of the head 1 corresponding thereto. And a cover material A ′ made of a soft resin material separately provided, and the clip body A prepared by molding is held in the mold, and the clip body held in the mold. The peripheral surface of A is usually formed to have a softening point lower than that of the molding resin material of the clip body A, and is filled with a soft resin material so that the covering material A ′ is integrated with the clip body A.

The clip body A constituting this clip is made of a relatively hard material such as polycarbonate, and the covering material A ′ is made softer than the clip body A, for example, a polyacetal elastomer. There is. The soft resin material used in this specification is used in a relative meaning as compared with the clip body A.

First, the constituted clip body A is composed of a head 1, a pillar 2 integrally projecting from the head 1, and a tip side of the pillar 2 toward the head 1. It is configured by a pair of elastic locking pieces 3 and 3 which hold the edge of the mounting hole H ′ of the panel P between the head 1 and the elastic locking pieces 3 and 3.

The head 1 of the clip body A having such a basic structure is composed of an upper collar 1b and a lower collar 1a via a neck 4 which fits in a U-shaped notch H of a bracket B or the like. In addition, the operation hole 5 is provided in the upper surface so that the peripheral side of the U-shaped notch H of the bracket B is tightly fitted between the upper flange 1b and the lower flange 1a of the head. is there.

Next, the column 2 projecting from the head 1 has a rectangular cross section in a direction orthogonal to the projecting direction of the column 2, and is opposed to each of the top ends of the column 2. By providing the relatively wide elastic locking pieces 3, 3 from the long side edge toward the head 1 side, the elastic locking pieces 3 can move the front of the wide surface 2b of the support column 2 in front. It is configured to cover. Further, the elastic locking pieces 3 and 3 are inclined in such a direction that the distance between the elastic locking pieces 3 and 3 is gradually widened, and at the outer portion on the free end side, a step portion 3b inclined to the side of the column 2 and this step portion are formed. 3b has a locking convex edge 3c protruding substantially parallel to the column 2 toward the head 1 side, and between this step 3b and the head 1 there is a mounting hole H'of the panel P. It is designed to hold the hole edge.

After the clip body A having such a configuration is set in the mold, the covering material A ′ is formed on the clip body A. The covering material A'is provided so as to cover the lower surface of the lower collar 1a of the head 1, that is, the surface on the side where the pillar 2 is provided, and further spreads like an umbrella on the peripheral side toward the pillar 2 side. A seat portion 6 having a brim 6a, a cover portion 7 covering the peripheral surfaces of the support column 2 and the elastic locking piece 3, and a leg K formed further has a cross section in a direction orthogonal to the support column 2. Each of the elastic locking pieces 3 and 3 has a continuous wall portion 8 that closes the space between the column 2 and the head 1 so as to have an S shape.

A continuous wall portion 8 that closes the space between the elastic locking pieces 3 and 3, the support column 2 and the head 1 is formed on the free end side of the elastic locking piece 3 and the head 1 facing the free end side. Between the surface of the head 1 and the side edge 2a of the column 2, the side edge 3a of the elastic locking piece 3 along the side edge 2a, and the surface of the head 1 therebetween. The side edge 2a 'of the column 2 at a diagonal position of the side edge 2a of the column 2, the side edge 3a' of the elastic locking piece 3 along the side edge 2a ', and the head 1 between them. The cross section of the leg portion K, which is provided between the clip body A and the covering body A ′, is substantially S-shaped. ..

The clip constructed as described above has a pin contact portion 9 for holding the clip body A in the die and a hole 10, and the desired clip body A in the die. A target coating material A ′ can be formed on the portion.

[0019]

[Effect of the device]

 The S-section clip having the above-mentioned structure effectively provides the function as an S-section clip by providing the covering material A ′ on the clip body A, and also the hole edge of the mounting hole H ′ of the panel P is clipped. Since the free end of the elastic locking piece 3 which is held together with the head 1 of the main body A is not connected to the head 1, the leg K of the clip assembled to the bracket B is attached to the mounting hole H of the panel P. It does not require strong insertion and insertion when it is inserted into and fixed to the clip, making it easy and smooth to assemble the clip. It also has the feature that distortion of the panel P can be prevented when the clip is assembled. is doing.

Further, the column 2 of the clip body A and the elastic locking piece 3 are conveniently connected to each other by the connecting wall portion 8, and in particular, the mold molding for the free end side of the elastic locking piece 3 is performed. Since the S section clip has the structure of the continuous wall portion 8 that enables smooth and reliable flow of the resin at the time, the desired covering material K is also provided on the free end side of the elastic locking piece 3. It has structural features that enable easy formation.

[0021]

[Brief description of drawings]

FIG. 1 is a perspective view of a clip according to an exemplary embodiment of the present invention viewed from a leg side.

FIG. 2 is a front view showing a part of the clip in section.

FIG. 3 is a side view showing a part of the clip in a cutaway manner.

FIG. 4 is a bottom view of the same.

5 is a sectional view taken along line LL in FIG.

6 is a sectional view taken along the line L'-L 'of FIG.

FIG. 7 is a front view showing an assembled and used state in a cross section of a main part.

FIG. 8 is a front view showing a conventional clip.

FIG. 9 is a sectional view showing another conventional clip.

[Explanation of symbols]

 1 Head 2 Strut 3 Elastic Locking Piece 4 Neck 5 Operating Hole 6 Shucking 7 Covering 8 Continuously Growing 9 Pin Contact 10 Draining Hole A Clip A'Coating K Leg P Panel B Bracket H ' Mounting hole HU-shaped notch

Claims (1)

[Scope of utility model registration request] 1. A head and a pillar integrally projecting from the head, and a clip provided between the head and the head from the tip side of the pillar. A clip body having a pair of elastic locking pieces for holding the hole edge of the mounting hole is a covering material in which at least the head surface on the side of the support and the support and the elastic support are made of a soft resin material. While being covered, between the free end side of the elastic locking piece and the head, and between one side edge of the elastic locking piece along the pillar and the side edge of the elastic locking piece. Between the side edge of the column on the side and the head between the side edges, and the side edge of the column in a diagonal position with the side edge of the column, and the elastic member along the side edge. The side edge of the stop piece and a space between the head portion located between the side edges are leg portions integrally connected by the covering material, and Clip cross-section of the legs with the coating material of the direction perpendicular to the strut body, characterized in that there is a S-shape.