Abstract: A roof laser brazing system comprises a side home position jig installed at each of opposite sides of the transferring path of the body in the brazing section, a roof-pressing jig detachably mounted on a handling robot, docked to the side home position jig, and that home-positions and presses the roof panel loaded on the opposite side panels, a brazing assembly mounted on at least one brazing robot in the side home position jig side and that brazes bonding portions between the opposite side panels and the roof panel using a laser as a heat source, and a grinding assembly mounted on the at least one grinding robot in the grinding section and that grinds brazing beads of the bonding portions between the opposite side panels and the roof panel.

Abstract: A jig apparatus is used for assembling a trunk lid including an upper panel, an extension panel, and a lower panel. The jig apparatus may include: a jig frame; a first activation jig unit configured to align and fix the upper panel and the extension panel and installed at the jig frame in front and rear directions to be tilting-rotatable; and a second activation jig unit aligning and fixing the lower panel and installed at the jig frame to be linearly movable in the front and rear directions with respect to the first activation jig unit.

Abstract: A sealant applying device for applying a sealant along a joint line formed on a panel joint, may include a nozzle device including a nozzle tip mounted through a fixing block to apply the sealant to the joint line, a guide unit mounted on one side of the fixing block adjacent to the nozzle tip and configured to be slidably movable along the joint line to guide the nozzle tip and a floating unit connected to the fixing block and a robot and allowing the fixing block to move upwards and downwards.

Abstract: A sealant applying device for applying a sealant along a joint line formed on a panel joint, may include a nozzle device including a nozzle tip mounted through a fixing block to apply the sealant to the joint line, a guide unit mounted on one side of the fixing block adjacent to the nozzle tip and configured to be slidably movable along the joint line to guide the nozzle tip and a floating unit connected to the fixing block and a robot and allowing the fixing block to move upwards and downwards.

Abstract: A jig apparatus is used for assembling a trunk lid including an upper panel, an extension panel, and a lower panel. The jig apparatus may include: a jig frame; a first activation jig unit configured to align and fix the upper panel and the extension panel and installed at the jig frame in front and rear directions to be tilting-rotatable; and a second activation jig unit aligning and fixing the lower panel and installed at the jig frame to be linearly movable in the front and rear directions with respect to the first activation jig unit.

Abstract: A roof laser brazing system comprises a side home position jig installed at each of opposite sides of the transferring path of the body in the brazing section, a roof-pressing jig detachably mounted on a handling robot, docked to the side home position jig, and that home-positions and presses the roof panel loaded on the opposite side panels, a brazing assembly mounted on at least one brazing robot in the side home position jig side and that brazes bonding portions between the opposite side panels and the roof panel using a laser as a heat source, and a grinding assembly mounted on the at least one grinding robot in the grinding section and that grinds brazing beads of the bonding portions between the opposite side panels and the roof panel.

Abstract: A roof laser brazing system comprises a side home position jig installed at each of opposite sides of the transferring path of the body in the brazing section, a roof-pressing jig detachably mounted on a handling robot, docked to the side home position jig, and that home-positions and presses the roof panel loaded on the opposite side panels, a brazing assembly mounted on at least one brazing robot in the side home position jig side and that brazes bonding portions between the opposite side panels and the roof panel using a laser as a heat source, and a grinding assembly mounted on the at least one grinding robot in the grinding section and that grinds brazing beads of the bonding portions between the opposite side panels and the roof panel.

Abstract: A sealer circulation system according to an exemplary embodiment of the present disclosure includes: a circulation unit; a temperature compensation unit disposed on the circulation line; a supply line branched from the circulation line; a cylinder disposed on the supply line; a coating gun; and an exhaust line connected to an outlet side of the coating gun. The circulation unit is disposed on the circulation line to circulate the sealer. The temperature compensation unit disposed on the circulation line compensates the temperature of the circulating sealer. The cylinder pressure-feeds a predetermined amount of sealer. The coating gun discharges the sealer supplied from the cylinder to the outside by opening and closing a nozzle.

Abstract: A side panel home-positioning jig is configured to hold and home-position an opposite side panel of a body in a roof laser-brazing system, the roof laser-brazing system configured with a predetermined brazing section and a predetermined grinding section along a transferring path of the body and configured to bond a roof panel to opposite side panels based on the body that includes the opposite side panels.

Abstract: A system for circulating a sealer is provided. The system includes a circulation line, in which a sealer is circulated and a first circulation valve which is disposed in the circulation line and configured to control the circulated sealer. A supply line is branched from a front end of the first circulation valve and an applying gun which is disposed in the supply line, receives a sealer, and controls the sealer discharged to the outside through a nozzle.

Abstract: A post-process tool includes: a fixing bracket mounted in at least one robot; and a grinding assembly installed at one side of the fixing bracket, being moved in a longitudinal direction of the vehicle body, and configured to grind a lamination region. The grinding assembly includes a grinding bracket mounted at the one side of the fixing bracket, a grinding motor reciprocatably installed in the grinding bracket and moving in upward and downward directions; and a grinding wheel coupled to a drive shaft of the grinding motor.

Abstract: A sealer circulation system according to an exemplary embodiment of the present disclosure includes: a circulation unit; a temperature compensation unit disposed on the circulation line; a supply line branched from the circulation line; a cylinder disposed on the supply line; a coating gun; and an exhaust line connected to an outlet side of the coating gun. The circulation unit is disposed on the circulation line to circulate the sealer. The temperature compensation unit disposed on the circulation line compensates the temperature of the circulating sealer. The cylinder pressure-feeds a predetermined amount of sealer. The coating gun discharges the sealer supplied from the cylinder to the outside by opening and closing a nozzle.

Abstract: A system for applying a sealer disclosure includes a supplying unit; a circulating unit; a temperature compensating unit; an applying gun; and a quantitative discharging unit. The supplying unit is configured to supply a sealer. The circulating unit is configured to circulate the sealer supplied from the supplying unit along a predetermined circulation line. The temperature compensating unit is disposed at one side of the circulation line and configured to compensate for a temperature of the circulated sealer to a predetermined temperature range. The applying gun is disposed at a front end of an arm of a robot so as to discharge a part of the circulated sealer through a nozzle. The quantitative discharging unit is configured to pressure-feed a predetermined quantity of sealer circulating along the circulation line to the nozzle.

Abstract: A system for circulating a sealer is provided. The system includes a circulation line, in which a sealer is circulated and a first circulation valve which is disposed in the circulation line and configured to control the circulated sealer. A supply line is branched from a front end of the first circulation valve and an applying gun which is disposed in the supply line, receives a sealer, and controls the sealer discharged to the outside through a nozzle.

Abstract: A post-process tool includes: a fixing bracket mounted in at least one robot; and a grinding assembly installed at one side of the fixing bracket, being moved in a longitudinal direction of the vehicle body, and configured to grind a lamination region. The grinding assembly includes a grinding bracket mounted at the one side of the fixing bracket, a grinding motor reciprocatably installed in the grinding bracket and moving in upward and downward directions; and a grinding wheel coupled to a drive shaft of the grinding motor.

Abstract: A roof pressing-jig is docked to a home position jig for restricting and home-positioning opposite side panels of a body, and home-positions and presses a roof panel loaded on the opposite side panels in a roof laser brazing system, which includes a brazing section and a grinding section along a transferring path of the body. The roof pressing-jig is arranged to bond the roof panel to the opposite side panels, and includes: a jig frame that is detachably mounted on a handling robot in the brazing section; a restriction pad that is installed at each of left and right sides of the jig frame and supports opposite side edges of the roof panel along a length direction of the opposite side panels; and a plurality of vacuum cups that are installed at the jig frame, and vacuum-absorb skin surfaces of the opposite side of the roof panel through the restriction pad.

Abstract: A side panel home-positioning jig is configured to hold and home-position an opposite side panel of a body in a roof laser-brazing system, the roof laser-brazing system configured with a predetermined brazing section and a predetermined grinding section along a transferring path of the body and configured to bond a roof panel to opposite side panels based on the body that includes the opposite side panels.

Abstract: A roof laser brazing system comprises a side home position jig installed at each of opposite sides of the transferring path of the body in the brazing section, a roof-pressing jig detachably mounted on a handling robot, docked to the side home position jig, and that home-positions and presses the roof panel loaded on the opposite side panels, a brazing assembly mounted on at least one brazing robot in the side home position jig side and that brazes bonding portions between the opposite side panels and the roof panel using a laser as a heat source, and a grinding assembly mounted on the at least one grinding robot in the grinding section and that grinds brazing beads of the bonding portions between the opposite side panels and the roof panel.

Abstract: A brazing assembly for a roof laser-brazing system includes: i) a brazing bracket configured to be mounted to a brazing robot in a brazing section; ii) a laser head mounted to the brazing bracket and configured to emit a laser beam to irradiate a bonding portion of a side panel and a bonding portion of a roof panel; and iii) a wire feeder mounted to the brazing bracket and configured to supply a filler wire to a focal position of the laser beam.

Abstract: An automatic system for automatically mounting door hinges to upper and lower seats on pillars of a vehicle body conveyed by a conveying unit may include i) a first aligning unit automatically aligning a plurality of door hinges, ii) a first gripper disposed on one side of a mounting frame fixed to an arm of a first handling robot, and taking out the door hinges from the hinge box, iii) a second aligning unit loading the door hinges, and arranging the door hinges into position at a predetermined mounting angle, iv) a second gripper disposed on the other side of the mounting frame, and unloading the door hinges aligned by the second aligning unit, v) a mounting jig clamping and setting the door hinges into seats on the vehicle body, and vi) a bolt runner bolting the door hinges set in the seats on the vehicle body.