Large -scale motor assembly jig comprises an operation bench

The utility model discloses a large -scale motor assembly jig comprises an operation bench, , include: air heating chamber, it is provided with the connecting line for produce high -temperature gas, powder injection device, it is installed on the connecting line for send into the solid gunpowder granule the connecting line, and in the connecting line high -temperature gas with the gunpowder granule mixes, a plurality of spray guns, it is connected simultaneously the connecting line, the electro -magnet, its connection the connecting line, be used for with the solid gunpowder granule burns, the insulating tube, its connection the connecting line, the gas after the burning passes through the insulating tube gets into electrically conductive testing arrangement, wherein, contains 1%~5% potassium salt additive in the solid gunpowder granule. 本实用新型公开了种提高火药燃烧产物导电特性装置，包括：空气加热室，其设置有连接管路，用于产生高温气体；粉体注入装置，其安装在所述连接管路上，用于将固体火药颗粒送入所述连接管路，并且在所述连接管路内高温气体与所述火药颗粒混合；多个喷枪，其同时连接所述连接管路；电磁铁，其连接所述连接管路，用于将所述固体火药颗粒进行燃烧；绝缘管，其连接所述连接管路，燃