초록 ▼

There are provided a core unit manufacturing apparatus and a core unit manufacturing method including: a molding device that fills a resin into a space portion in a core body; a resin transfer unit that transfers a resin material to the molding device to supply the resin material thereto; and a core

There are provided a core unit manufacturing apparatus and a core unit manufacturing method including: a molding device that fills a resin into a space portion in a core body; a resin transfer unit that transfers a resin material to the molding device to supply the resin material thereto; and a core transfer unit that carries the core body in and out of a part between a pair of dies of the molding device. The resin transfer unit and the core transfer unit are arranged such that: the resin transfer unit supplies the resin to the molding device from one side position of side surfaces of the molding device; and the core transfer unit carries the core body in and out of the molding device from the other side position of the side surfaces of the molding device, the other side position being different from one side position.

대표청구항 ▼

1. A core unit manufacturing method for manufacturing a core unit of a stator or a rotor in a rotating electric machine, the core unit being formed by filling a resin into a space portion provided as a target for filling the resin in a core body formed by laminating a plurality of thin plates made o

1. A core unit manufacturing method for manufacturing a core unit of a stator or a rotor in a rotating electric machine, the core unit being formed by filling a resin into a space portion provided as a target for filling the resin in a core body formed by laminating a plurality of thin plates made of a magnetic metal material, the method comprising: transferring, in a resin transfer stage, a resin material to a molding device to supply the resin material thereto by a resin transfer unit;carrying, in a core carrying-in stage, the core body into a part between a pair of dies of the molding device by a core transfer unit;filling, in a molding stage, the space portion in the core body with resin by the molding device; andcarrying, in a core carrying-out stage, the core body out of the part between the pair of dies of the molding device by the core transfer unit, whereinthe supplying of the resin material to the molding device by the resin transfer unit and the carrying of the core body in and out of the molding device by the core transfer unit are respectively performed from two side positions having different directions to the molding device. 2. The core unit manufacturing method according to claim 1, wherein the molding stage includes filling the space portion with the molten resin by the molding device. 3. The core unit manufacturing method according to claim 1, wherein the core unit is the rotor of the rotating electric machine, being formed to fix a permanent magnet to a magnet insertion hole provided in the core body,the space portion is at least one part of the magnet insertion hole,the molding stage includes, by the molding device, feeding the supplied resin material into the magnet insertion hole of the core body, melting the fed resin material, and filling the space portion with the resin, andthe core unit manufacturing method further comprises inserting the permanent magnet into the magnet insertion hole, after feeding the resin material into the magnet insertion hole, and before or while melting the resin material in the molding stage. 4. The core unit manufacturing method according to claim 1, wherein the molding device is configured from a plurality of molding devices,the resin transfer unit includes a carrying mechanism that is capable of moving the resin material at least along a direction in which the molding devices are aligned, with respect to the plurality of molding devices disposed to be aligned,the resin transfer stage includes supplying the resin material moved to one of the side positions for each of the molding devices by the carrying mechanism of the resin transfer unit, andthe core carrying-in stage and the core carrying-out stage include carrying the core body in and out of each molding device by the core transfer unit arranged at the other of the side positions opposed to said one of the side positions for each of the molding devices. 5. The core unit manufacturing method according to claim 1, wherein the molding device is configured from a plurality of molding devices,with respect to the plurality of molding devices disposed to be aligned, the core transfer unit includes a sub-transfer mechanism that is capable of moving the core body before being carried into the molding device and after being carried out of the molding device along a direction in which the molding devices are aligned,the resin transfer stage includes supplying the resin material to each molding device by the resin transfer unit arranged at said one of the side positions opposed to the other of the side positions for each of the molding device, andthe core carrying-in stage and the core carrying-out stage include carrying the core body in and out of each molding device at the other of the side positions for each of the molding devices in the sub-transfer mechanism of the core transfer unit. 6. The core unit manufacturing method according to claim 5, further comprising: preheating the core body by a preheating device; andcarrying the preheated core body out of the preheating device, to move the core body to the other of side positions of the molding device, and to carry the core body into the molding device, whereinthe sub-transfer mechanism of the core transfer unit includes a path for moving the core body before being carried into the molding device, a part of the path being positioned adjacently to the preheating device. 7. The core unit manufacturing method according to claim 1, wherein the resin transfer unit and the core transfer unit are arranged such that the two side positions are at a right angle with respect to the molding device. 8. The core unit manufacturing method according to claim 1, wherein a path through which the resin material is supplied from the resin transfer unit to the molding device and another path through which the core body is carried in and out of the molding device from the core transfer unit are designed without overlapping with each other.