质检部年终工作总结报告

质检部年终工作总结报告16年已悄然而过。质检部在公司领导的带着下乐观协作各生产车间保量发出。16产品质量较去年有了肯定的提升，固化毡分层明显削减，厚度掌握也是好于往年。但是产品质量对石墨毡质量的影响也是扑朔迷离。因此，提升产品质量工作任重道远！一产品质量状况概述质检工作量统计如表一。预氧毡3815卷88910碳化毡3815卷50284固化毡4040块107489石墨毡4040块75446发货12238块38529名称数量名称数量重量〔kg〕备注预氧丝209袋69166树脂475桶95000外购毡284卷7124差，碳化后毡体收缩均匀性差，局部碳化毡强度差，灰分大，平坦性较差。预氧毡体密度将16年所取预氧毡小样的体密度统计并绘制出折线图，如图一。0.066g/cm3四周随机波动。碳化毡得率和体密度16年所取预氧毡和碳化毡的小样品的体密度和得率，并绘制出折线图，如图二。56.6%四周随机波0.058g/cm3四周随机波动。例，结果如表一。〔卷〕0.46371.3%0.582067.5%0.47552.0%0.591977.1%0.48471.7%0.61776.4%0.49933.4%0.611334.8%0.5983.6%0.621094.0%0.511174.2%0.631043.8%0.521405.1%0.64903.3%0.531595.8%0.65692.5%0.541505.4%0.66612.2%0.551806.5%0.67491.8%0.561896.9%0.68552.0%0.571987.2%0.69451.6%预氧毡总重量87936碳化毡总重量502840.572碳化毡得率卷数占比碳化毡得率卷数碳化毡得率卷数占比碳化毡得率卷数占比0.566根本持平。2.3碳化毡宽度得率表二。碳化毡宽度得率卷数占比0.89662.4%0.91033.7%0.9127610.0%0.9265423.7%0.9377528.0%0.9443815.8%0.952037.3%0.961696.1%0.97812.9%0.89-0.970.93。石墨毡质量状况概述石墨毡厚度指标467出各数量占总数量的比例，结果如表一，并绘制出柱状图，如图一。厚度指标块数厚度±1厚度±1.5厚度±2厚度±2以上预氧毡368814%21%28%37%碳纤维毡46730%24%22%24%17064%23%9%4%2696%20%20%54%313131%23%24%21%46919%32%20%29%58028%25%34%14%64860%23%8%8%6批次碳2批次的碳纤维毡生产的石墨毡。分层指标分层指标块数未分层BCDE预氧毡368847%16%10%7%21%碳纤维毡46782%4%7%4%4%17097%3%0%0%0%26988%4%4%1%1%313177%1%12%4%6%46983%6%4%6%1%58070%9%8%8%6%64879%8%10%2%0%6批次碳纤维35批次碳纤维毡生产的石墨毡分层较严峻。镂空指标镂空指标块数ABCDE预氧毡368849%20%17%11%4%碳纤维毡4675%5%13%23%54%1703%6%11%33%47%2697%4%6%9%74%31313%7%9%21%60%46914%0%6%25%55%5803%6%31%29%31%6480%0%6%42%52%6批次碳2批次碳纤维毡生产的石墨毡。密度指标密度指标M＜0.140.140.150.160.170.180.190.20.210.220.230.240.24＜M预氧毡1%2%5%11%16%18%17%11%8%4%3%1%3%碳纤维毡6%23%27%23%12%5%2%11%9%29%24%14%13%6%3%1%24%19%32%32%10%3%35%37%24%20%8%3%3%41%7%14%36%25%10%6%55%9%24%25%24%9%4%1%62%8%42%33%15%0.16-0.21g/cm30.16-0.19g/cm3之间。石墨化系数163120果如下表一和表二。用预氧毡生产的固化毡石墨化系数石墨化系数块数占比0.751013.2%0.763039.7%0.7765020.8%0.7889328.6%0.7965521.0%0.83049.7%0.811123.6%0.82461.5%0.83260.8%0.84220.7%0.8580.3%固化毡总重量石墨毡总重量石墨化系数90191.77870322.6830.7800.76-0.80.78。用碳纤维毡生产的固化毡石墨化系数碳纤维毡石墨化系数块数占比0.74256.5%0.757018.2%0.7612532.6%0.7712632.8%0.78328.3%0.7961.6%固化毡总重量石墨毡总重量石墨化系数12878.0039816.130.7620.74-0.780.762。树脂的固含量和残炭量164-5200℃固化后测得固含量，然后随石墨炉石墨化测得残炭量。树脂固含量〔小样品〕树脂固含量样本容量占比0.6211%0.671418%0.682938%0.691824%0.71114%0.7211%0.7811%0.8211%树脂重量固化后重量固含量372.075255.4790.6870.67-0.70.687。树脂残炭量〔小样品〕树脂残炭量样本容量占比0.3911%0.4223%0.4379%0.442330%0.452432%0.46912%0.4723%0.4811%0.4911%0.511%0.5757%树脂重量石墨化后重量残炭量372.075169.6890.4560.43-0.460.456。固化和石墨化过程中重量的变化分析表达：〔碳毡重树脂重固含量石墨化系数 碳毡重石墨化系数树脂重残炭量2 固化毡 碳毡 2假设定义固化毡固化前喷树脂重量与碳化毡重量的比值为喷胶系数。则上式可以简化为：1喷胶系固含量石墨化系数 石墨化系数喷胶系残炭量2 固化毡 碳毡 2P为喷胶系数；G为树脂在固化毡中的固含量；M为固化毡的石墨化系数；S为碳毡的石墨化系数；C为树脂在石墨毡中的残炭量。则上式可表达为：公式一： 1PMSPC树脂在固化毡中的固含量〔按用毡量的最大值计算〕和喷胶系数，可以计算里面的占比，结果如表五和表六。用预氧毡生产的固化毡固化毡树脂固含量块数占比固化毡树脂固含量占比0.66352.1%0.79714.2%0.67442.6%0.8814.8%0.68563.3%0.81744.4%0.69643.8%0.82784.6%0.7673.9%0.83774.5%0.71744.4%0.84633.7%0.72673.9%0.85462.7%0.731005.9%0.86613.6%0.74855.0%0.87583.4%0.751046.1%0.88553.2%0.76875.1%0.89513.0%0.77925.4%0.9362.1%0.78714.2%均值0.777从上表中可以看出用预氧毡生产的固化毡，树脂在固化毡中的固含量在0.66-0.9之间，平均值为0.777。此范围值离散程度较大，其缘由应当是固化毡实际的用毡量和喷胶量数据统计不准确造成的。用碳纤维毡生产的固化毡固化毡树脂固含量块数占比固化毡树脂固含量块数占比0.6731.3%0.79114.7%0.6841.7%0.8104.2%0.6983.4%0.81104.2%0.7104.2%0.82114.7%0.7193.8%0.83125.1%0.7262.5%0.84125.1%0.73156.4%0.8593.8%0.74125.1%0.86104.2%0.75145.9%0.87135.5%0.76104.2%0.8862.5%0.77145.9%0.89114.7%0.7873.0%0.993.8%均值0.792从上表中可以看出用碳纤维毡生产的固化毡，树脂在固化毡中的固含量主要在0.69-0.9之间，平0.792均值0.792树脂在石墨毡中的残炭量值计算的石墨毡中各树脂残炭量值在总样本里面的占比，结果如表七和表八。用预氧毡生产的石墨毡0.461070.461076.3%均值0.452石墨毡树脂残炭量块数占比石墨毡树脂残炭量块数占比0.37563.3%0.471197.0%0.38754.4%0.48925.4%0.39925.4%0.491005.9%0.41086.4%0.5794.7%0.411096.4%0.51774.5%0.421106.5%0.52754.4%0.431347.9%0.53613.6%0.441237.2%0.54422.5%0.451086.4%0.55301.8%0.37-0.54之间，平均成的。用碳纤维毡生产的石墨毡石墨毡树脂残炭量块数占比石墨毡树脂残炭量占比0.37164.4%0.47205.5%0.38164.4%0.48164.4%0.39154.2%0.49133.6%0.4164.4%0.592.5%0.41133.6%0.5182.2%0.4282.2%0.52133.6%0.43195.3%0.53113.0%0.44205.5%0.5471.9%0.45133.6%0.5571.9%0.46215.8%均值0.4540.37-0.53之间，平造成的。碳毡的石墨化系数计并绘制出直方图，如图一。维毡石墨化系数均值小于预氧毡的石墨化系数均值。1.41.36。0.777，而碳纤维毡生产的石墨毡树0.792。依据公式一，可以得到固化毡的石墨化系数为：MSPC〔1PG〕S值小于预氧毡的石墨化系数值导致的。综上所述，可以看出不管是用预氧毡还是碳纤维毡生产的石墨毡，树脂在石墨毡中的残炭量应当在0.456左右；而树脂在固化毡中的固化系数应当在0.777-0.792之间；固化毡的石墨化系数应当在0.76-0.78之间，碳纤维毡生产石墨毡的石墨化系数小于预氧毡生产石墨毡的石墨化系数，影响固化毡的石墨化系数的因素主要是碳毡的石墨化系数和喷胶系数。说明：以上数据分析的准确性主要打算于各固化毡的用毡量和喷胶量数据统计的准确性。石墨化厚度系数预氧毡，用碳纤维毡做成的石墨毡简称为碳纤维毡。厚度系数与石墨毡放置层数的关系取固化毡四边的平均值和石墨毡四边的平均值，分别计算出用预氧毡生产的石墨毡〔3426块〕和碳纤维毡生产的石墨毡〔423块〕的厚度系数。以厚度系数为变量，石墨毡在石墨化炉中放置的层数为分组变量绘制出厚度系数的分组直方图。4882206503，21-240.941。0.921，17-190.928。的厚度系数较预氧毡的厚度系数散布较集中，也就是说碳纤维毡的厚度系数波动范围较预氧毡小。〔层〕〔层〕〔层〕厚度系数毡正态20 毡15均值15均值预氧毡标准差 N0.92060.02095 4230.92230.02894338010度密50

0.98厚度系数厚度系数和喷胶系数的关系的厚度系数直方图，如图四。如图四，假设排解局部样本数较少的喷胶系数对应的厚度系数，可以看出当喷胶系数在1.2-1.31.361.171.4-1.521时，厚度系数均值相对较小。有明显的影响。喷胶系数1-45-89-1213-1617-2021-2410.8670.8640.8970.9010.9160.9211.170.9170.9290.9460.9420.9300.9291.20.9270.9420.9500.9510.9560.9601.30.9430.9480.9410.9420.9510.9381.360.9220.9230.9310.9390.9440.9481.40.8870.8830.8900.9010.9190.9341.450.8940.8970.9250.9160.9120.9281.50.8970.8980.9120.9130.9320.9471.520.8920.9070.9090.9110.9210.927〔各大层-喷胶系数〕依据同样的方法统计出碳纤维毡在各大层里不同喷胶系数对应的厚度系数，可以觉察碳纤维毡的喷胶系毡体块数毡体块数11.171.21.281.31.331.361.41.421.451.461.51.521-45-832787%3%12%3%28%6%6%11%25%18%18%碳纤维毡39013%25%17%33%2%9%1%27%21%不同毡体对厚度系数的影响0.92。厚度系数而言根本上没有明显区分，但这两种毡的厚度系数与装炉层数的变化规律却有明显的不同。碳纤维毡的厚度0.907渐渐在变大。〔1.4-1.521〕预氧毡的占比大于碳低厚度系数区〕厚度系数的均值根本一样。1-8层，因此将两种不同毡体每大层中各喷胶系数的占比统计出来，如表四。预氧毡喷胶系数块数1-45-89-1213-1617-2021-2412177%4%8%7%8%5%1.17983%3%4%3%3%2%1.23827%10%11%11%16%16%1.281.3891%2%4%4%3%1%1.331.3691130%27%22%27%29%35%1.41838%6%7%5%3%3%1.421.452125%7%7%6%6%8%1.461.536110%14%14%12%7%8%1.5282528%26%23%25%26%23%碳纤维毡喷胶系数1块数1-45-89-1213-1617-2021-241.171.21.285019%20%9%5%4%1.31.339613%25%32%27%38%1.366511%11%14%29%35%1.412946%28%24%33%23%100%1.4292%6%1%1.451.46378%12%16%4%1.543%1%1.52从表四可以看出，1-8层中碳纤维毡在喷胶系数对应的高厚度系数区〔1.2-1.3〕的占比远远大于预9-20层，〔1.2-1.3〕〔1.33-1.36系数不同的缘由有可能不是毡体不同造成，而是喷胶系数和放置层的不同最终造成的。按固化毡定高计算的厚度系数将固化毡的厚度以固化时放置定高值计算出预氧毡和碳纤维毡的厚度系数，用固化毡定高计算的石4.1～4.3七具体列出了各石墨化层和各层中不同喷胶系数值对应的厚度系数均值。石墨化层123456789101112预氧毡0.890.890.890.890.900.900.900.900.910.910.910.91碳纤维毡0.910.910.910.910.910.910.910.910.910.910.910.91石墨化层131415161718192021222324预氧毡0.910.910.910.920.920.920.920.920.930.930.930.93碳纤维毡0.910.900.910.920.920.92------11-40.8555-80.8499-120.88613-160.88717-200.90921-240.9111-45-89-1213-1617-2021-24层1.170.9010.9150.9290.9280.9160.9171.20.9130.9310.9390.9400.9440.9501.280.9370.9370.9490.9421.30.9200.9250.9250.9270.9360.9151.330.9010.9050.9140.9010.9101.360.9120.9130.9240.9300.9350.9370.9030.9020.8990.9080.9241.40.8740.8660.8830.8730.9050.9200.9050.9010.8930.9070.9101.420.9380.9391.450.8840.8910.9150.9050.8980.9111.460.8760.8970.9080.9181.50.8860.8880.9010.9030.9200.9340.9001.520.8800.8950.8990.9000.9100.916喷胶系数预氧毡碳纤维毡显的相关性。当喷胶系数在1.2-1.3时，厚度系数均值最大；喷胶系数为1.361.17厚度系数均值相对1.4-1.521喷胶系数预氧毡碳纤维毡综上所述，石墨毡厚度系数主要与石墨化放置层数和喷胶系数有关，与生产石墨毡用的预氧毡还是碳纤维毡的相关性应当不大。石墨毡分层率分层指标分层指标未分层BCDE预氧毡368847%16%10%7%2