螺母生產(chǎn)質(zhì)量控制-在線瀏覽
2024-08-17 16:09本頁(yè)面
【正文】 defects.鋼材的外徑用游標(biāo)卡尺測(cè)量。參考《質(zhì)保書》Chemical positions should be checked by spectrum analyzer and referred to mill certificate.外觀采用目測(cè)。All raw material into the plant should be with mill certificate,heat no.,batch no., and production date原材料化學(xué)元素含量、直徑公差等應(yīng)符合相關(guān)標(biāo)準(zhǔn)要求。Steel surface can’t have rust,pitting,cracks,folds,pull marks and other defects.鋼材的外徑用游標(biāo)卡尺測(cè)量。參考《質(zhì)保書》Chemical positions should be checked by spectrum analyzer and referred to mill certificate.外觀采用目測(cè)。Steel after pickling should be gray,washed by water and without residual acid.酸洗后表面不得有氧化皮、黑色條紋，酸液腐蝕等。Acid concentration should be checked everyday and should conform to process requirements with 5%~8%.檢測(cè)工具TEST EQUIPMENT表面SURFACE鹽酸濃度 hydrochloric acid concentration目測(cè)BY VISUAL化驗(yàn)CHEMICAL EXAMINATION編制EDITOR日期DATE審批RATIFIER日期DATE簽字倪傳峰2010年12月10寧波海信鐵路器材有限公司NINGBO HAIXIN RAILROAD MATERIAL CO.,LTD檢驗(yàn)指導(dǎo)書INSPECTION INSTRUCTIONS產(chǎn)品名稱PRODUCT NAME螺母NUT材料MATERIAL第 4 張PAGE 4共 12 張TOTAL 12 PAGES產(chǎn)品級(jí)別 GRADE編號(hào)SERIAL NO.版 本VERSIONB0工序號(hào)PROCESS NO.4工序名稱PROCESS NAME盤條拉絲WIRE DRAWING使用設(shè)備EQUIPMENT拉絲機(jī) WIRE DRAWING MACHINE備注REMARKSφ拉絲直徑φ大小根據(jù)工藝進(jìn)行確定Wire drawing diameter is determined by process specifications.要求REQUIREMENTS拉絲前用拉絲粉作為潤(rùn)滑劑。Ovality of steel diameter after drawing shouled be equal to or smaller than .鋼材冷卻后用千分尺在不同部位分別測(cè)量鋼材外徑及橢圓度。Steel surface after drawing should not have cracks,streak folds, burrs and other defects.檢測(cè)工具TEST EQUIPMENT直徑DIAMETER表面SURFACE橢圓度OVALITY千分尺M(jìn)ICROMETER目測(cè)BU VISUAL千分尺M(jìn)ICROMETER025mm2550mm025mm2550mm編制EDITOR日期DATE審批RATIFIER日期DATE簽字倪傳峰2010年12月10寧波海信鐵路器材有限公司NINGBO HAIXIN RAILROAD MATERIAL CO.,LTD檢驗(yàn)指導(dǎo)書INSPECTION INSTRUCTIONS產(chǎn)品名稱PRODUCT NAME螺母NUT材料MATERIAL第 5 張PAGE 5共 12 張TOTAL 12 PAGES產(chǎn)品級(jí)別 GRADE編號(hào)SERIAL NO.版 本VERSIONB0工序號(hào)PROCESS NO.5工序名稱PROCESS NAME成型FORMING使用設(shè)備EQUIPMENT螺母成型機(jī)FORMING MACHINE備注REMARKS要求REQUIREMENTS 核對(duì)生產(chǎn)指令單材質(zhì)要求是否和盤料標(biāo)示牌材質(zhì)相符合。（雙倒角、單倒角等） 檢查螺母尺寸是否和工藝圖紙相符合。 檢查螺母是否有開裂、壓傷等客戶所不允許的外觀缺陷。Check go and nogo gauges of nuts. 檢查螺母垂直度。Check the nuts , hurt threads and oblique threads are not allowed. 螺母表面不允許有擦傷。Degrease thoroughly. Drip phenomenon is not allowed.檢測(cè)工具TEST EQUIPMENT脫油質(zhì)量DEOILING QUALITY目測(cè)BY VISUAL編制EDITOR日期DATE審批RATIFIER日期DATE簽字倪傳峰
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