铆接装配要求：铆接应按对称交叉顺序进行，铆钉杆、铆钉螺钉、螺母在铆接后不应松动，铆钉头在铆接件上应全部平整 ，铆钉端应与铆钉窝的形状一致，不应承诺有凹陷、缺口和明显裂纹。当要求被铆端与零件表面平整时答应修平。沉头铆钉铆 接时应与被铆接平面保持平整答应略有凹陷。结构和印刷板上连接的抽芯铆钉无裂缝，铆接完成后，需要在破坏油漆作层的地 方采取相应的修补措施。

Requirements for riveting assembly: riveting shall be carried out in a symmetrical and cross sequence. The rivet rod, rivet screw and nut shall not be loose after riveting. The rivet head shall be flat on the riveted parts. The rivet end shall be consistent with the shape of the rivet socket. There shall be no promise of depression, notch and obvious crack. When the riveted end is required to be flat with the surface of the part, it is allowed to repair it. The countersunk rivet shall be kept flat with the riveted plane during riveting, with slight depression allowed. The blind rivets connected on the structure and printed board shall be free of cracks. After riveting, corresponding repair measures shall be taken at the place where the paint layer is damaged.

将固件紧固在零配件上时，为了避免部件变形或接触不良，请以对称交叉的方式进行阶段性紧固。沉头螺丝紧固后，其头 部应与被紧固零件的表面保持平整，不可以突出但答应稍低于表面。当由于工艺上不可避免的原因，螺丝孔与螺丝不匹配时， 退齿并涂防锈油。

When fastening the fasteners on the parts, in order to avoid the deformation or poor contact of the parts, please tighten them in a symmetrical and cross way. After the countersunk screw is fastened, its head should be flat with the surface of the parts to be fastened, and should not protrude, but should be slightly lower than the surface. When the screw hole does not match the screw due to unavoidable reasons in the process, the teeth shall be removed and coated with anti-rust oil.

机箱外壳方正、不歪斜，机箱外壳六个主面的垂直度采用对角线法丈量。机箱外壳门、测门等应平直。立柱、顶盖、下沿 、围框、横梁等应平直无扭曲。

The case shell is square and not skewed. The perpendicularity of the six main surfaces of the case shell is measured by the diagonal method. The enclosure door and measuring door of the case shall be straight. The column, top cover, lower edge, surround frame, cross beam, etc. shall be straight without distortion.

顶盖、侧门、前后门的安装对正及间隙要求：上下梁之间的间隙水平方向间隙小于2MM，统一间隙的不平均性小于1MM，竖 直方向间隙小于2.5MM，统一间隙的不平均性小于1MM。

The installation alignment and clearance requirements of the top cover, side door and front and rear doors: the horizontal clearance between the upper and lower beams is less than 2MM, the non-uniformity of the uniform clearance is less than 1MM, the vertical clearance is less than 2.5MM, and the non-uniformity of the uniform clearance is less than 1MM.

压铆、涨铆要求：按工艺规范进行压铆、涨铆，铆合后螺母、螺母柱不应松动。铆接六角螺钉、螺母柱时，螺钉、螺母柱 头应全部平于铆接基面。当铆接面表面为喷涂处理时答应修平。

Requirements for press riveting and expansion riveting: press riveting and expansion riveting shall be carried out according to the process specification, and the nuts and nuts shall not be loose after riveting. When riveting hexagon screw and nut column, the screw and nut column head shall be flat on the riveting base surface. When the surface of the riveting surface is sprayed, it is allowed to be leveled.

机箱外壳外表表面不答应有任意由铆钉表面引起的凹陷或突出痕迹影响外观质量。所有面板上的汉字颜色、字体要一致， 门开启灵活、在开启范围内不答应与顶盖、立柱等产生摩擦与干涉，两扇门之间，不答应摩擦碰撞，无掉漆现象，门锁钥匙插 拨灵活、锁芯旋转灵活，无卡涩现象，锁柄旋转方向准确，拔出钥匙后摇动锁体应无弹子响声。更多相关内容就来我们网站http://m.metferro.com咨询！

The outer surface of the case shell shall not have any dents or prominent marks caused by the rivet surface that affect the appearance quality. The color and font of Chinese characters on all panels shall be consistent. The door shall be flexible to open, and friction and interference with the top cover and column are not allowed within the opening range. There shall be no friction and collision between the two doors, and there shall be no paint drop. The lock key shall be inserted and removed flexibly, the lock cylinder shall rotate flexibly, and there shall be no jam. The lock handle shall rotate in an accurate direction. There shall be no sound of marbles when the lock body is shaken after the key is removed. Come to our website for more relevant content http://m.metferro.com consulting service