The invention discloses a forming process of a fireproof door leaf with an escape channel. The forming process comprises the steps of blanking, assembling and welding, cotton discharging, assembling and the like, so that the fireproof door with the escape channel can be simply and conveniently produced, the quality is better, and the whole frame is firmer.
本发明公开了一种带逃生通道防火门扇的成型工艺,包括下料、组焊、排棉、组装等步骤,通过本发明公开的步骤,从而能简单方便的生产带逃生通道的防火门,且质量更好,整体框架更加牢固。
Forming process of fireproof door leaf with escape channel
一种带逃生通道防火门扇的成型工艺
2021-03-26
Patent
Electronic Resource
Chinese
IPC: | E06B Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore , FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS |