Abstract: An impact detecting sensor assembly for an active hood system is disclosed. An impact detecting sensor assembly for an active hood system that is disposed at a front bumper of a vehicle, detects an impact force when a vehicle collides with a pedestrian, and controls the active hood system depending on the detection signal according to an exemplary embodiment of the present invention may include i) a flexible holder of a tube shape that is fixed on a front surface of a bumper beam of the front bumper in a vehicle width direction, and ii) a pair of electrode plates that are disposed in the flexible holder at a predetermined interval to face each other.

Abstract: A roll forming device for forming a variable thickness plate is disclosed.

Abstract: A wheel house reinforcement structure is configured to reinforce stiffness of a wheel house in a vehicle body, and includes: a mounting part configured to form a top surface of an inner wheel house, and on which an absorber mounting bracket is mounted; a cover part integrally extending from the mounting part while being downward of an inner side end of the mounting part, and an assembling hole assembled with a quarter panel being formed in a lower side of the cover part; and a trunk lid mounting part integrally extending toward a rear direction in a top side of the mounting part, a hinge mounting end having a mounting hole in which a hinge portion of a trunk lid is mounted being formed at a rear end of the trunk lid mounting part.

Abstract: A rivet module is provided to join at least two sheets of base materials in a solid state, the rivet module including: i) a shank portion to be mounted on a reciprocal and rotatable joining tool; ii) a base material friction portion that is integrally connected to the shank portion and drills through the base materials as the joining tool causes the base material friction portion to be rotated while applying pressure to the base materials; and iii) a base material fastening portion that is fixedly fitted to the shank portion, supports the base material friction portion, and is fastened to the base materials through a thread formed on the outer peripheral surface thereof.

Abstract: A multi-warm forming device and the forming method are disclosed.

Abstract: A wheel house reinforcement structure is configured to reinforce stiffness of a wheel house in a vehicle body, and includes: a mounting part configured to form a top surface of an inner wheel house, and on which an absorber mounting bracket is mounted; a cover part integrally extending from the mounting part while being downward of an inner side end of the mounting part, and an assembling hole assembled with a quarter panel being formed in a lower side of the cover part; and a trunk lid mounting part integrally extending toward a rear direction in a top side of the mounting part, a hinge mounting end having a mounting hole in which a hinge portion of a trunk lid is mounted being formed at a rear end of the trunk lid mounting part.

Abstract: A multi-forming device is disclosed.

Abstract: A bumper beam unit for a vehicle is disclosed. A bumper beam unit for a vehicle according to one or a plurality of exemplary embodiments may include a bumper beam of which at least one smaller diameter pipe is inserted into a larger diameter pipe along a length direction thereof, wherein the larger diameter pipe and the smaller diameter pipe are press-formed to have a predetermined length, and a stay that connects both end portions of the bumper beam to a vehicle body.

Abstract: A multi-forming method is disclosed.

Abstract: A multi-forming device is disclosed.

Abstract: A roll forming device for forming a variable thickness plate is disclosed.

Abstract: An impact detecting sensor assembly for an active hood system is disclosed. An impact detecting sensor assembly for an active hood system that is disposed at a front bumper of a vehicle, detects an impact force when a vehicle collides with a pedestrian, and controls the active hood system depending on the detection signal according to an exemplary embodiment of the present invention may include i) a flexible holder of a tube shape that is fixed on a front surface of a bumper beam of the front bumper in a vehicle width direction, and ii) a pair of electrode plates that are disposed in the flexible holder at a predetermined interval to face each other.

Abstract: A mounting bolt for a sub-frame is disclosed. A mounting bolt for a sub-frame that is used to engage a sub-frame to a front side member of a vehicle according to one or a plurality of exemplary embodiments of the present invention may include a bolt body that is inserted into a penetration hole of a mounting bracket fixed on the front side member and is joined to the mounting bracket through a first flange that is formed at an upper end circumference thereof, a support body at which a second flange is formed at a lower end circumference to have a hollow space and is disposed on the bolt body, and a joining plate that is interposed between the first flange and the second flange and is welded with a first join protrusion that is formed on an upper surface of the first flange and a second join protrusion that is formed on a lower surface of the second flange by electrical resistance.

Abstract: An air bag sensor assembly for a vehicle is disclosed. An air bag sensor assembly that detects a crash impact of a vehicle so as to control an air bag module in accordance with a detected signal according to an exemplary embodiment of the present invention may include a holder that is screw-engaged with a sensor mounting portion of a vehicle body structure having a closed section, and a sensor module that includes a touch sensor that is disposed in the closed section of the vehicle body to be spaced from a transformation part thereof, and is fixed to the holder.

Abstract: Disclosed is an apparatus for replacing a welding tip for spot welding. In an exemplary embodiment of the present invention, the apparatus for replacing a welding tip for spot welding includes a post installed in a workplace having a spot welding machine with upper, and lower welding guns provided thereto, a base plate mounted on a top of the post, a welding tip removing unit mounted on one side of an upper side of the base plate for clamping and removing a spent welding tip mounted to the upper welding gun or the lower welding gun by operation of a cylinder, a holder unit mounted on the upper side of the base plate spaced from the welding tip removing unit, and a welding tip cassette mounted to the holder unit in a state new welding tips to be mounted to the upper, and lower welding guns are set in an upper side and a lower side thereof.

Abstract: A multi-warm forming device and the forming method are disclosed.

Abstract: A method of assembling a sub-frame of a vehicle with the front side member of the vehicle includes integrally forming a supporting end of a mounting nut that protrudes in a radial direction in a center of an external circumference of the mounting nut, forming a through hole in a lower surface of the front side member, forming a seat as a groove in an internal surface of the through hole, inserting a lower end of the mounting nut into the through hole so that the supporting end is supported by a circumference of the through hole, settling a head of the mounting nut in the seat, and welding the supporting end and the head along the circumference of the through hole and a side of the seat to assemble the sub-frame to the front side member.

Abstract: A rivet nut unit is disclosed. An exemplary embodiment of the present invention provides a rivet nut unit bonding at least one plate by being riveted to the plate and fastened with a bolt that may include: a head portion supported on an upper surface of the plate at a position corresponding to a processed hole in the plate, and formed with a penetration hole in the middle thereof corresponding to the hole; and an insertion portion extended from one side of the head portion, inserted into the hole, and formed with at least one slot and a protruding end bent to a lower surface of the plate for coupling the head portion to the plate while riveting the plate.

Abstract: A method of manufacturing a bumper back beam for vehicles is provided. The method includes shaping a planar strip using a pressing process and a planar surface component are formed within a central portion of the strip in a longitudinal direction thereof, and recessed components are formed on opposite sides of the planar surface part, and a first flange is formed on an exterior edge of each recessed component. Further, each of the recessed components are bent vertically around a bending boundary line formed between the planar surface component and the corresponding recessed component and the opposite first flanges contact the planar surface component. Additionally, the edges of the opposite first flanges are welded to the planar surface component and the back beam has a pair of closed section components defined by the planar surface component and the recessed components.

Abstract: A manufacturing method for a bumper beam of a vehicle may include pipe making, producing a circular pipe by pipe molding a steel plate having a predetermined thickness between first and second molding rolls, heating the circular pipe to a set temperature in a heating furnace, pressurizing and molding the circular pipe heated in the heating furnace and having flexibility, while inserting the circular pipe between an upper mold and a lower mold to form a molding beam, and thereafter, rapidly cooling the molding beam to form the molding beam into a high-strength molding beam, and curvature-molding the high-strength molding beam at a predetermined curvature through a curvature molding machine.