Novel structure SMD quartz crystal syntonizer

The utility model discloses a novel structure SMD quartz crystal syntonizer, including metal upper shield (1), ceramic substrate (2), metal upper shield (1) has sealed cavity (3), ceramic substrate (2) are flat -plate -shapedly, be provided with around ceramic substrate (2) up end becket (4), be provided with extension (5) of outside extension around metal upper shield (1), extension (5) integrated into one piece is on metal upper shield (1), extension (5) correspond from top to bottom and are fixed through laser welding with becket (4). The product seals and adopts stressless laser welding technology, eliminates and seals stress, improves qualification rate and performance index. Design into planar structure with ceramic substrate, the one -step refining forms, simplifies ceramic substrate's processing technology, reduce cost. 本实用新型公开了种新型结构SMD石英晶体谐振器，包括金属上盖(1)、陶瓷基板(2)，所述金属上盖(1)具有密封空腔(3)，所述陶瓷基板(2)呈平板状，所述陶瓷基板(2)上端面的四周设置有金属环(4)，所述金属上盖(1)的四周设置有向外延伸的延伸部(5)，所述延伸部(5)体成型在金属上盖(1)上，所述延伸部(5)与金属环(4)上下对应且通过激光焊接固定。产品封口采用无