JP2007186110A - Automobile molded body provided with clamping detection sensor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To enhance working efficiency by easily and quickly performing mounting a resistance box to a die molding part in a molded body mounted to the front end of a slide door of an automobile comprising a protector of extrusion molding and a die molding part at its upper and lower ends, in which when the slide door is closed and when a human body and an article are clamped between a front door and the slide door, a sensor for detecting this is mounted to a protector and the resistance box provided with a resistance body connected to the sensor is stored in the die molding part. <P>SOLUTION: A resistance box protection cover 35 is integrally formed on the die molding part 31 and the resistance box 19 is pushed from an opening at one end of the protection cover 33 to be installed in the protection cover 33. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention is attached to a sliding door, a back door or a vehicle body of an automobile, and when the door is closed, a part of a human body such as a finger or a foot or an object is sandwiched between the door and the vehicle body or between the doors. In relation to rubber or resin molded articles for automobiles equipped with a sensor for detecting this, in particular, the value of the current flowing through the electric circuit and the resistance of the circuit when a part or object of the human body is sandwiched An extrusion molding part into which a reaction harness constituting a sensor for detecting an electrical change such as a value is inserted, and a resistance box having a resistor connected to the reaction harness are attached, and is integrated with the extrusion molding part. The present invention relates to a molded article for automobiles composed of molded parts to be connected.

  In a car, there is a slide door that is opened and closed by a power slide door device at one of the places where a sensor for detecting the pinching of a human body or an object is attached. The slide door 1 shown in FIG. 1 is an example, and a molded body 2 made of rubber or resin having a sensor for detecting pinching is attached to the front end of the slide door. The molded body 2 includes a protector 3 which is an extrusion molded portion formed by extrusion molding, and a mold molded portion 4 integrally formed at both upper and lower ends of the protector 3, and the protector 3 slides as shown in FIG. A mounting portion 7 having a substantially U-shaped cross section in which a metal core 6 having a substantially U-shaped cross section is embedded and attached to a flange 5 formed in the vertical direction at the front end of the door, and an extending direction of the flange 5 from the mounting portion 7 The reaction harness storage portion 8 that protrudes toward the interior and the indoor harness storage portion 9 that protrudes from the extension of one of the side walls of the attachment portion 7 and is attached to the panel of the slide door 1. And projectingly formed on the side surface of the other side wall of the both side walls constituting the mounting portion 7, and when the slide door 1 is closed, it hits the flange 12 of the front door 11 and the slide door 1 and the front door 11 The reaction harness housing 8 is electrically connected to the reaction harness housing 8 such as the current value of the current flowing through the electric circuit and the resistance value of the circuit. A reaction harness 14 constituting a sensor for detecting a change is inserted, and an indoor harness 15 constituted by a lead wire is inserted into the indoor harness storage portion 9.

  Of the molded parts 4 integrally formed at the upper and lower ends of the protector 3, the lower molded part 4 has a seal part 17 substantially the same shape as the hollow seal part 13 and the indoor harness 15 as shown in FIG. And a resistance box 19 having a resistor to which the reaction harness 14 and the indoor harness 15 are connected alleviate interference with the flange 5 together with the indoor harness 15. Are attached by being wrapped in a caulking sponge material 21.

When attaching the resistance box 19 to the mold forming part 4, the caulking sponge material 21 is wrapped around the resistance box 19 and the indoor harness 15 with a double-sided adhesive tape, and then pressed into the mold forming part 4 with an adhesive. Mounted. As described above, the attachment of the resistance box 19 to the mold forming portion 4 requires an operation of attaching the caulking sponge material 21 and applying the adhesive to the mold forming portion 4.
An object of the present invention is to make it possible to easily and quickly attach the resistance box 19 to the mold forming portion 4 to increase the work efficiency.

  The invention according to claim 1 is an extrusion molding in which a sensor for detecting a pressure rising when a door is closed, a human body or an object is sandwiched between the door and the vehicle body or between the doors is inserted. And a resistance box having a resistor connected to the sensor, and a molded part connected integrally with the extruded part, and made of rubber or resin attached to the body or door of an automobile In the molded article for automobiles, a resistance box protective cover to which the resistance box is inserted and attached is integrally formed in the mold forming portion.

  The invention according to claim 2 is the invention according to claim 1, wherein in the mold forming portion, when the door is closed, a seal portion that elastically contacts the door or the vehicle body and seals between the doors or between the door and the vehicle body is provided. In addition to being integrally formed, an insertion groove to be inserted into the flange of the vehicle body or the door is formed between the seal portion and the protective cover, and the insertion groove is formed by expanding the opening side into which the flange is inserted. Features.

  According to the first aspect of the present invention, the protective cover can be formed at the same time as the molding of the molded part, and the resistance box can be easily and quickly attached by simply inserting it into the protective cover. Compared to the above, the work efficiency of installing the resistance box is improved.

  In the invention according to claim 2, the molded part is attached by inserting the insertion groove into the flange. However, if the opening of the insertion groove is narrow at the time of insertion, the flange tip is difficult to enter the insertion groove, and the resistance box May be supported by a protective cover. FIG. 4 shows an example of this, and shows a poor mounting state in which the front end of the flange 5 is supported by the protective cover 22. On the other hand, in the invention according to claim 2, since the insertion groove is expanded on the opening side, the insertion is easy when inserting into the flange.

  Hereinafter, a molded product according to an embodiment of the present invention will be described with reference to the drawings. In the figure, the same structural parts as those in FIGS.

  FIG. 5 shows a molded body according to the present invention. In the figure, the side where the triangle mark is filled shows the mold forming part, and the side which is not filled shows the extrusion molding part. FIG. 6 shows a cross section of the molded part 31 taken along the line BB of the molded body shown in FIG. 5. A resistor (not shown) connected to the reaction harness 14 is attached to the molded part 31. The resistance box 19 provided is inserted, the resistance box protective cover 33 covering the inserted resistance box 19, the seal portion 17, and the lip 18 are integrally formed, and the insertion groove is provided between the protective cover 33 and the seal portion 17. 32 is formed, the outer surface of the protective cover 33 forming the insertion groove 32 is curved downward to widen the insertion groove 32 to the opening side, and the curved surface guides when the insertion groove 32 is inserted into the flange 5. Surface 34 is formed.

  The mold forming part 31 of the present embodiment is configured as described above. After the resistance box 19 is pushed in through the opening of one end of the resistance box protective cover 33 and the resistance box 19 is covered with the protective cover 33, the mold forming part 31 is formed. Although it is inserted into the flange 5, when the insertion is performed in a state where the guide surface 34 is in contact with the flange tip even when the molding portion 31 is slightly inclined or the insertion position is shifted as shown in FIG. 7. The flange 5 is guided by the guide surface 34 and inserted into the insertion groove 32. Therefore, the flange 5 is inserted into the insertion groove 32 simply by pushing the mold forming portion 31 in the direction of the arrow in FIG. 7 toward the flange 5, so that the attachment to the flange 5 can be performed easily. Become. As shown in the drawing, even if a human body or an object hits the flange 5 in a state where it is attached to the flange 5, the sliding door 1 is closed even if the mold forming part 31 comes off or comes off from the flange 5. When the resistance box protective cover 33 is pushed in by hitting the panel of the front door 11, the flange 5 is inserted into the insertion groove 32.

  The resistance box 19 of the present embodiment can be attached by being pushed into the protective cover 33 after the molded part 31 is inserted into the flange 5. The resistor box 19 may be attached to the protective cover 33 by providing a slit on the side surface of the protective cover 33 instead of being pushed through the opening at one end of the protective cover, and then being pushed into the protective cover 33 from the slit. At the time of mold forming of the mold forming portion 31, the extraction of the core from the protective cover 33 is performed from the opening at one end of the protective cover 33 when there is no slit, but when the slit is formed, it can be performed from the slit. .

The mold forming part 31 of the present embodiment may be provided at the lower end of the protector 3 shown in FIG.
Moreover, although the molded body which consists of the protector 3 which is an extrusion molding part, and the shaping | molding part 31 is provided in the slide door side in the said embodiment, you may be provided in the front door side. Depending on the type of vehicle, it may be attached to the flange of the vehicle body facing the sliding door, or may be attached to the flange of the back door or the flange of the vehicle body facing the back door.

  In addition, although the hollow seal part 13 and the seal part 17 which are formed in the molded body are configured to hit against the flange 12 of the front door 11, they are not necessarily required and may be omitted.

The side view of the motor vehicle provided with the slide door to which the molded object which concerns on this invention is attached. Sectional drawing of the protector in the AA line of FIG. Sectional drawing of the conventional shaping | molding part attached to the flange of the slide door. The figure which shows the state from which the shaping | molding part which integrally formed the protective cover removed from the flange. The perspective view of the molded object which concerns on this invention. Sectional drawing of the shaping | molding part in the BB line of FIG. The figure which shows a state when inserting a shaping | molding part into a flange.

Explanation of symbols

1..Slide door 2..Molded body 3..Protectors 4, 31..Molding part 5..Flange 6..Core 7..Mounting part 8..Reaction harness storage part 9..Indoor harness storage part 11. Front door 12 Flange 13 Hollow seal part 14 Reaction harness 15 Indoor harness 17 Seal part 18 Lip 19 Resistance box 21 Caulking sponge material 22, 33 Resistance box protective cover 32 .. Insertion groove 34 .. Guide surface

Claims (2)

  When the door 1 is closed, an extrusion molding unit 3 into which a sensor 14 for detecting a pressure rising when a human body or an object is sandwiched between the door and the vehicle body or between the doors 1 and 11 is inserted; A resistor box 19 having a resistor connected to the sensor 14 is attached, and includes a molded part 4 connected integrally with the extruded part 3, and is attached to a car body or a door of an automobile. A molded body for automobile 2 made of resin, wherein the molded section 4 is integrally formed with a resistance box protective cover 33 to which the resistance box 19 is inserted and attached.   When the door 1 is closed, the mold forming portion 4 is integrally formed with a seal portion 17 that elastically contacts the door or the vehicle body and seals between the doors 1 and 11 or between the door and the vehicle body. An insertion groove 32 is formed between the protective cover 33 and the flange 5 of the vehicle body or the door, and the insertion groove 32 is formed by expanding the opening side into which the flange 5 is inserted. The molded article for automobiles according to claim 1.

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