JPH0781430B2 - Striker - Google Patents

Description

TECHNICAL FIELD The present invention relates to a striker coated with synthetic resin or the like.

(Prior Art) In the conventionally known Japanese Utility Model Laid-Open No. 57-49167, as shown in FIG. 1, a bulge portion that bulges toward the surface side is formed in the upper and lower central portions of the metal substrate, and the bulge portion is formed. A concave groove is formed on the back side of the bulging portion, flat portions are formed above and below the bulging portion, and mounting holes are formed on both the left and right sides of the bulging portion. The rod is inserted and fixed by caulking.
The synthetic resin or rubber coating layer B is provided on the front side of
A bolt hole C is formed in the flat portion, an annular recess D integral with the coating layer B is formed in a portion of the coating layer B facing the bolt hole C, and a hexagon bolt E is inserted into the bolt hole C. Then, the striker fastened to the vehicle body G via the washer F is described.

Further, in the conventionally known Japanese Utility Model Publication No. 62-166964, as shown in FIG. 2, a bulging portion H bulging toward the surface side is formed in the upper and lower central portions of the metal substrate A, and the bulging portion is formed. Groove I on the back side of H
Flat portions J are formed above and below the bulging portion H, and mounting holes are formed on both left and right sides of the bulging portion H, and a U-shaped rod K is inserted into the mounting hole. Then, the metal substrate A is fixed by caulking, a synthetic resin or rubber coating layer B is provided on the front side portion of the metal substrate A, and a flat screw hole C is formed in the flat portion J. An annular flange L integral with the coating layer B is formed at a portion facing the dish screw hole C, and the dish screw hole C is formed.
A structure in which a countersunk screw is inserted and the annular projecting edge L is fastened together is described.

(Problems to be Solved by the Invention) In the known example of FIG. 1, the coating layer B has a structure in which it is simply abutted on the surface of the metal substrate A and the back side is not coated at all. Cover layer B, even if tightened strongly
There is a problem that a gap is formed somewhere on the metal substrate A and the appearance is bad, and water is collected in the gap when washing or raining and stains clothes when getting on or off. Further, since the coating layer B and the metal substrate A are separately manufactured, they are stacked and fixed later, which requires time and effort during assembly, resulting in high cost. Further, since the hexagonal bolt E is used for fixing, the head of the hexagonal bolt E protrudes, and a concave portion is formed at the portion indicated by the arrow P, water is accumulated there, and there is a problem of soiling clothes when getting on and off.

In the known example shown in FIG. 2 as well, since the coating layer B is simply in contact with the surface of the metal substrate A and the back side is not coated at all, even if it is strongly tightened with a dish screw, the coating layer B
There is a problem that a gap is formed somewhere on the metal substrate A and water is collected when washing or raining and soiling clothes when getting on or off.
Further, since the coating layer B and the metal substrate A are separately manufactured and then polymerized, the cost becomes high. Further, when tightening with a countersunk screw, the annular projecting edge L of synthetic resin is interposed between the countersunk screw and the metal substrate A, so that the screws cannot be firmly fixed and the door is not closed well.

(Means for Solving the Problems) Therefore, according to the present invention, the bulging portion 3 which bulges toward the front surface over the entire horizontal width is formed in the upper and lower central portions of the metal substrate 1, and the back surface of the bulging portion 3 is formed. A recessed groove 2 is formed on the side, extending over the entire width on the left and right sides, flat portions 4, 5 are formed on the upper and lower sides of the bulging portion 3, and mounting holes 14, 15 are formed on the left and right sides of the bulging portion 3, respectively. Then, the U-shaped rod 10 is inserted into the mounting holes 14 and 15 and fixed by caulking, and the whole of the front side of the metal substrate 1 and the flat portions 4 and 5 on the back side of the metal substrate 1 are secured. A coating layer 16 formed by mold coating of synthetic resin or rubber is formed on the recessed groove 2 portion excluding the back surfaces 4a and 5a, and flat plate-shaped screw holes 6 and 7 are formed on the flat portions 4 and 5, respectively. The countersunk holes 19 and 20 of the countersunk screw holes 6 and 7 are formed on the front sides of the parts 4 and 5, and the countersunk holes 19 and 20 are left on the back half and the front half is covered over the entire circumference. Cover layer
The annular recesses 21 and 22 having the same depth as the thickness of 16 are formed, and the coating layer is formed on the portion of the coating layer 16 facing the annular recesses 21 and 22.
The annular projecting edges 17 and 18 that integrally bulge from 16 are formed, and the dish-shaped screws 8 and 9 are inserted into the dish-shaped screw holes 6 and 7 to fix the metal substrate 1 to the vehicle body side. The dish portions 8a and 9a of the screws 8 and 9 are buried in the dish hole portions 18 and 20 so that the dish portions 8a and 9a are
The striker fixes the annular projecting edges 17 and 18 together by 9a and fixes the metal parts of the back side portions of the countersink holes 19 and 20 by directly tightening them by the countersinks 8a and 9a.

(Embodiment) Explaining an embodiment based on the present invention with reference to the drawings, 1 is a metal substrate of a striker for a vehicle, and a bulge which bulges toward the front surface over the entire width in the upper and lower central portions of the metal substrate 1. And a concave groove 2 extending over the entire width on the back side of the bulging portion 3.
To form.

Flat portions 4 and 5 are formed on the upper and lower sides of the bulging portion 3, and flat-shaped screw holes 6 and 7 are formed on the flat portions 4 and 5 so as to taper in diameter from the front to the back. Then, the dish-shaped screws 8 and 9 are inserted therethrough, and the dish portions 8a and 9a are screwed so as to be buried in the dish-shaped screw holes 6 and 7 and fixed to the vehicle body side. 4a is the flat portion 4 and 5a is the back side of the flat portion 5.

Reference numeral 10 denotes a U-shaped rod attached to the front side of the metal substrate 1, which is formed by a connecting portion 11 parallel to the surface of the metal substrate 1 and leg portions 12 and 13 perpendicular to the metal substrate 1. Part 12, 13
Is inserted into the mounting holes 14 and 15 formed on both right and left sides of the bulging portion 3 and is fixed by caulking (FIG. 6).

Thus, the striker is mold-covered with an appropriate synthetic resin or rubber coating layer 16 on the front surface thereof, except for the recessed groove 2 on the back side of the metal substrate 1 and a part of the dish-shaped screw holes 6 and 7. . The coating layer 16 is formed in the recessed groove 2 on the back side, but the back side 4a of the flat portion 4 and the back side 5a of the flat portion 5 are not coated because the metal substrate 1 is fixed when the striker is fixed. This is because the back sides 4a and 5a of the above are directly contacted and fixed to the metal surface of the vehicle body.

Then, in the front half of the countersunk holes 19 and 20 of the countersunk screw holes 6 and 7, an annular recess 21 having the same thickness as the coating layer 16 is formed over the entire circumference.
22 is formed, and the coating layer 16 is formed with annular protruding edges 17 and 18 that fit into the annular recesses 21 and 22. In this way, when the plate is fastened, it becomes as shown in FIG. 8, and the annular recesses 21 and 22 formed in the front half of the countersink holes 19 and 20 have annular protruding edges 17,
Since the 18 is fitted, the cover layer 16 can be prevented from rising, and the dish-shaped screws 8,
Since the 9 plate portions 8a, 9a directly adhere to each other, they can be firmly fixed,
It also looks good and prevents water from entering.

(Operation) Next, the operation will be described.

The present invention has the above-described configuration, and the bulging portion 3 that bulges toward the front surface over the entire left and right width is formed in the vertical center portion of the metal substrate 1 of the striker, and the rear surface side of the bulging portion 3 has the left and right entire width. Since the concave groove 2 is formed over the entire surface of the metal substrate 1, the back surface of the flat portions 4 and 5 on the back side of the metal substrate 1.
When the portion of the recessed groove 2 excluding 4a and 5a is covered with a coating layer 16 formed by mold coating of synthetic resin or rubber, the metal substrate 1
The coating layer 16 on the front side and the coating layer 16 of the concave groove 2 on the back side of the metal substrate 1 are mold-coated by injection molding, so that they can be coated easily and inexpensively, and the coating layers 16 on the front and back sides are integrally connected. Therefore, it is firmly covered without any gaps.

Next, the flat holes 4 and 5 have countersink holes 1 of the countersunk screw holes 6 and 7.
When forming 9, 20, the back half of the countersink portion 19, 20 is left and the front half is formed with annular recesses 21, 22 of the same depth as the thickness of the coating layer 16 over the entire circumference, Since annular protruding edges 17 and 18 that integrally bulge from the coating layer 16 are formed in portions of the coating layer 16 that face the annular recesses 21 and 22, the dish-shaped screw holes 6 and 7 are provided with dish-shaped screw holes. When 8 and 9 are inserted and the metal substrate 1 is fixed to the vehicle body side, the annular protruding edges 17 and 18 are fastened together with a part of the dish portions 8a and 9a of the dish-shaped screws 8 and 9, and the dish portion 8a is also fixed. , 9a, the metal parts of the countersunk holes 19, 20 are directly tightened, so that the cover layer 16 is securely tightened and at the same time the metal substrate 1 is securely fixed.

(Effect) As described above, in the known example of FIG. 1, since the coating layer B formed separately from the metal substrate A is brought into contact with the surface of the metal substrate A and tightened with the hexagon bolts E, the coating layer Since B and the metal substrate A cannot be brought into close contact with each other without any gaps, the appearance is bad, and there is a problem that water is collected in the gaps during car wash and rain, and clothes are contaminated when getting on and off. Also, coating layer B
Since the metal substrate A and the metal substrate A, which are separately manufactured, are overlapped and fixed later, it takes time and effort for assembling and the cost becomes high.
Further, since the hexagonal bolt E is used for fixing, there is a problem that the head of the hexagonal bolt E is projected and a concave portion is formed at a portion indicated by an arrow P, water is accumulated there, and clothes are soiled when getting on and off.

Also, in the known example of FIG. 2 as well, since the coating layer B has a structure in which it is simply contacted with the surface of the metal substrate A and the back side is not coated at all, even if it is strongly tightened with a countersunk screw, There is a problem that a gap is formed somewhere between the coating layer B and the metal substrate A, water is accumulated when washing or raining, and clothes are soiled when getting on or off. Further, since the coating layer B and the metal substrate A are separately manufactured and then polymerized, the cost becomes high. Further, when tightening with the countersunk screws, the annular protrusion L of synthetic resin is entirely interposed between the countersunk screws and the metal substrate A, so that they cannot be firmly fixed and the door is not closed well.

However, according to the present invention, the bulging portion 3 which bulges toward the front surface over the entire lateral width is formed in the upper and lower central portions of the metal substrate 1, and the concave groove across the lateral width is formed on the back surface side of the bulging portion 3. Forming 2,
Flat portions 4 and 5 are formed above and below the bulging portion 3, and mounting holes 14 and 15 are formed on both left and right sides of the bulging portion 3, and the mounting holes 14 and 15 have U-shapes. The rod 10 is inserted and fixed by caulking, and all of the front side of the metal substrate 1 and the backsides 4a and 5a of the flat portions 4 and 5 on the back side of the metal substrate 1 are removed from the concave groove 2 portion. A coating layer 16 formed by mold coating of synthetic resin or rubber is formed, dish-shaped screw holes 6 and 7 are formed in the flat portions 4 and 5, and the dish-shaped screws 6 and 7 are formed on the front side of the flat portions 4 and 5. Countersink holes 19 and 20 are formed, the countersink holes 19 and 20 are left on the back half and the front half is covered over the entire circumference.
The annular recesses 21 and 22 having the same depth as the thickness of 16 are formed, and the coating layer is formed in a portion facing the annular recesses 21 and 22 of the coating layer 16.
The annular projecting edges 17 and 18 that integrally bulge from 16 are formed, and the dish-shaped screws 8 and 9 are inserted into the dish-shaped screw holes 6 and 7 to fix the metal substrate 1 to the vehicle body side. The dish portions 8a, 9a of the screws 8, 9 are buried in the dish hole portions 19, 20 to be the dish portions 8a, 9a.
Since it is a striker that fixes the annular protruding edges 17 and 18 together by 9a and directly fixes the metal portion of the back side portion of the dish hole portions 19 and 20 by the dish portions 8a and 9a. I. A bulge portion 3 bulging to the front side is formed in the entire center of the metal substrate 1 in the vertical direction, and a recessed groove 2 is formed in the back side of the bulge portion 3 to extend in the left and right width. Flat portions 4 and 5 are formed above and below the bulging portion 3, and mounting holes 14 and 15 are formed on both left and right sides of the bulging portion 3, and U-shaped rods are formed in the mounting holes 14 and 15. 10 is inserted and fixed by caulking, and the whole of the front side of the metal substrate 1 and the back surfaces 4a and 5a of the flat portions 4 and 5 on the back side of the metal substrate 1 are combined in the concave groove 2 portion. Since the coating layer 16 is formed by resin or rubber mold coating, the entire front side of the metal substrate 1 and the recessed groove 2 portion on the back side of the metal substrate 1 are mold-coated with synthetic resin or rubber, so that there is no gap in any portion. As it is surrounded and tightly surrounded, there is a gap like the known example, and car wash or rainwater collects in the gap. Never dirty clothing.

B. Plate-shaped screw holes 6 and 7 are formed in the flat portions 4 and 5, and plate hole portions 19 and 20 of the plate-shaped screw holes 6 and 7 are formed on the front sides of the flat portions 4 and 5, respectively. Portions 19 and 20 are formed with annular recesses 21 and 22 of the same depth as the thickness of the coating layer 16 over the entire circumference in the front half while leaving the back half thereof, and in the annular recesses 21 and 22 of the coating layer 16. Since the annular projecting edges 17 and 18 that integrally bulge from the coating layer 16 are formed in the facing portion, the dish-shaped screws 8 and 9 are inserted into the dish-shaped screw holes 6 and 7, and the metal substrate 1 is attached. When fixed to the vehicle body side, the dish parts 8a and 9a of the dish-shaped screws 8 and 9 are provided.
Is not only good appearance by being buried in the countersunk holes 19 and 20 substantially flush with each other, but also the annular protruding edge 17 by the countersunk parts 8a and 9a.
Since the 18 parts can be fastened together, the covering layer 16
The edge of the dish is not turned over, and the dish hole portion 19 is formed by the dish portions 8a and 9a.
Tighten the metal part of the back side of 20 directly to fix it firmly.

[Brief description of drawings]

FIG. 1 is a partial cross-sectional view of a known example, FIG. 2 is a partial cross-sectional view of a known example, FIG. 3 is a rear view of the present invention, and FIG.
5 is a sectional view taken along the line BB, FIG. 6 is a sectional view taken along the line AA, FIG. 7 is an exploded sectional view of an essential part, and FIG. 8 is an assembly view of FIG. DESCRIPTION OF SYMBOLS 1 ... Metal substrate, 2 ... Concave groove, 3 ... Swelling portion, 4, 5 ...
… Flat parts, 4a, 5a …… Back surface, 6,7 …… Dish-shaped screw holes,
8 and 9 ... Plate-shaped screws, 8a and 9a ... Plate part, 10 ... Rod,
11 …… Coupling part, 12, 13 …… Leg part, 14,15 …… Mounting hole, 16
...... Coating layer, 17, 18 …… Annular protruding edge, 19, 20 …… Countersink part, 21, 22 ………… Annular recess.

Claims (1)

[Claims] 1. A bulging portion 3 bulging toward the front side over the entire width in the left and right direction is formed in the center of the metal substrate 1 in the vertical direction, and the bulging portion 3 is formed.
A recessed groove 2 is formed on the rear surface side of the bulge across the entire width thereof, flat portions 4 and 5 are formed above and below the bulging portion 3, and mounting holes 14 and 15 are formed on both the left and right sides of the bulging portion 3. To form the mounting hole 14,
The U-shaped rod 10 is inserted into 15 and fixed by caulking, and the entire front side of the metal substrate 1 and the metal substrate 1 are secured.
The recessed groove 2 excluding the back surfaces 4a and 5a of the flat portions 4 and 5 on the back side of the
A coating layer 16 formed by mold coating of synthetic resin or rubber is formed on the above portion, and dish-shaped screw holes 6 and 7 are formed on the flat portions 4 and 5.
To form the countersunk holes 19 and 20 of the countersunk screw holes 6 and 7 on the front sides of the flat parts 4 and 5, and the countersunk holes 19 and 20 are left on the back half and the whole counter holes on the front half. Forming annular recesses 21, 22 having the same depth as the thickness of the coating layer 16 over the circumference, the coating layer
In the portion of the 16 facing the annular recesses 21 and 22, annular protruding edges 17 and 18 that integrally bulge from the coating layer 16 are formed, and the dish-shaped screws 8 and 9 are provided with the dish-shaped screws 8 and 9. When the metal substrate 1 is inserted and fixed to the vehicle body side, the dish portion 8 of the dish-shaped screws 8 and 9 is inserted.
a and 9a are buried in the countersunk holes 19 and 20 so that the countersinks 8a and 9a
A striker for fastening the annular protruding edges 17, 18 together and fixing the metal portions of the back side portions of the dish holes 19, 20 directly by the dish portions 8a, 9a.