| 摘要 |
Provided are a filter manufacturing apparatus for fabricating a lower cap with an open upper portion and a lower cap welding portion therein, an upper cap with an open upper portion and an upper cap welding portion therein, and a non-woven fabric of a filter medium between the lower cap and the upper cap, the apparatus comprising a lower cap heating unit for melting only the lower cap welding portion (352) by mounting the lower cap (350) and heating a hot wire connected to an external power supply, a lower cap pressing unit for pressing the non-woven fabric (370) on the lower cap welding portion (352), an upper cap heating unit for melting only the upper cap welding portion (362) by mounting the upper cap (360) and heating a hot wire connected to an external power supply, and an upper cap pressing unit for pressing the non-woven fabric (370) bonded to the lower cap (350) by the lower cap pressing unit on the upper cap welding portion (362).
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