JP2008039725A5 - - Google Patents

Claims (17)

The printed wiring board is divided into a plurality of inspection areas, the area including a part of the periphery of the inspection area is held by holding the printed wiring board from both sides with a holding member, and inspection probes are provided on both sides of the inspection area. An electrical inspection method for a printed wiring board, in which a conductor circuit is inspected and contacted, and the inspection area divided by repeating this is sequentially inspected. The printed wiring board electrical inspection method according to claim 1, wherein the holding member is a flat plate in which an opening is formed in a portion corresponding to the inspection region. The printed wiring board electrical inspection method according to claim 2, wherein the flat board and the printed wiring board are fixed with a peelable adhesive in a portion including a part of the periphery of the inspection area. The electrical inspection method for a printed wiring board according to claim 1, wherein both ends of opposite sides of the printed wiring board are fixed with a fixing jig. The electrical inspection method for a printed wiring board according to claim 4, wherein tension is applied to the printed wiring board by a fixing jig at both ends of opposite sides of the printed wiring board. The electrical inspection method for a printed wiring board according to claim 1, wherein the printed wiring board is placed in a state in which the printed wiring board stands in a vertical direction or in a horizontal direction. The printed wiring board electrical inspection method according to claim 1, wherein after the inspection in one inspection region is completed, the printed wiring board and the holding member are relatively moved to inspect another inspection region. The printed wiring board is held by contacting a holding probe in the vicinity of the inspection point of the printed wiring board, and the inspection probe is brought into contact with the inspection point from both sides of the printed wiring board to inspect the conductor circuit. Electrical inspection method for printed wiring boards. When a plurality of inspection probes are arranged on each side of the printed wiring board and a plurality of conductor circuits are continuously inspected, inspection probes necessary for the inspection are selected for each conductor circuit, and inspection probes unnecessary for the inspection are selected. The electrical inspection method for a printed wiring board according to claim 8, wherein the probe is a holding probe. The printed wiring board electrical inspection method according to claim 8, wherein a portion corresponding to a measurement point with which the inspection probe abuts is supported by abutment of the holding probe from the back surface of the printed wiring board. The printed wiring board electrical inspection method according to claim 10, wherein a tip of the holding probe has a planar shape. A total of four probes, each having a tip that can be replaced with an inspection probe and a holding probe, are arranged on both sides of the printed wiring board. A first conductor circuit group located on one surface, a second conductor circuit group both located on the second surface of the printed wiring board, and a third conductor circuit group located on different surfaces of the printed wiring board. For each conductor circuit group, inspection probes are placed on the two probes arranged on the same side as the surface where each of the two inspection points of each conductor circuit is located, and holding probes are placed on the remaining two probes. The electrical inspection method for a printed wiring board according to claim 10, wherein the electrical inspection is performed after each mounting. A fixing jig for fixing the printed wiring board in the apparatus main body, a frame-shaped holding member which is disposed on both sides of the printed wiring board and holds the periphery of the inspection area of the printed wiring board; and the print An inspection probe that moves from both sides of the wiring board to a desired position in the inspection area and continuously abuts against the inspection point to inspect, and the holding member has a plurality of inspection areas on the printed wiring board. A printed wiring board electrical inspection apparatus having a mechanism capable of moving to an arbitrary location within the surface of the printed wiring board in order to form a printed circuit board. A fixing jig for fixing the printed wiring board in the apparatus main body, and a holding jig for holding the printed wiring board by moving to a desired position of the printed wiring board and abutting in the vicinity of an inspection point of the printed wiring board A printed wiring board comprising: a probe; and an inspection probe that moves from both sides of the printed wiring board to a desired position on the printed wiring board and continuously abuts against an inspection point for inspection. Electrical testing equipment. Multiple inspection probes are arranged on each side of the printed wiring board. When inspecting by continuously contacting the inspection points, select the inspection probes necessary for inspection for each conductor circuit, and are not required for inspection. The printed wiring board electrical inspection apparatus according to claim 14, wherein a simple inspection probe is a holding probe. The inspection probe and the holding probe are moved together in a pair, and the holding probe supports the same part as the part where the inspection probe abuts for performing inspection from the back surface of the printed wiring board. The printed wiring board electrical inspection apparatus according to claim 14, which is in contact with the printed wiring board. 15. The electrical inspection apparatus for a printed wiring board according to claim 14, wherein a plurality of probes whose tips can be exchanged for holding probes and inspection probes are arranged on both sides of the printed wiring board.