刀具与转鼓的间距值.doc

刀尖与探头间距（mm）刀尖与转鼓的直线间距（mm）前后两点的差值（mm）探头测试点和刀尖接触点在转鼓表面的圆弧距离（mm）前后两段距离值之差（mm）探头测得距离（mm）前后测得两距离之差（mm）探头测试距离与刀尖接触距离两距离之差（mm）前后两位置距离差值（mm）157.152202.9322017.2946010.142406.24970.90553.83340.901216.43300.863410.18330.04095.34830.90144.72640.893015.57620.856810.22790.04464.44790.89945.61130.884914.72410.852110.27620.04833.54850.89846.48820.876913.87670.847410.32820.05202.65010.89747.35700.861813.03390.842810.38380.05561.75270.89748.21790.860912.19570.838210.44300.05920.85630.89649.07080.852911.36200.833710.50570.06270.40860.44789.49430.423510.94680.415210.53820.032500.40869.87910.384810.56170.385110.56170.0235137.152201.4988015.831208.6790 06.24970.90552.40320.904414.96290.86838.71320.03425.34830.90143.29950.896314.09940.86358.75110.03794.44790.89944.18760.888113.24070.85878.79280.04173.54850.89845.06750.879912.38670.85408.83820.04542.65010.89745.93950.872011.53730.84948.88720.04901.75270.89746.80340.863910.69260.84478.93990.05270.85630.89647.65940.85609.85240.84058.99610.05620.40860.44788.08440.42509.43400.41849.02540.029300.40868.47400.38969.04590.38819.04590.0205117.152200.0643014.369807.217606.24970.90550.97210.907813.49480.87507.24515.34830.90141.87150.899412.62460.87027.27630.03124.44790.89942.76280.891311.75930.86537.31140.03513.54850.89843.64600.883210.89870.86067.35020.03882.65010.89744.52100.875010.04280.85597.39270.04251.75270.89745.38800.86709.19150.85137.43880.04610.85630.89646.24710.85918.34480.84677.48850.04970.40860.44786.67360.42657.92310.42177.51450.026000.40867.05410.38057.53200.39117.53200.017597.15220-1.3711012.910505.758306.24970.9055-0.46010.911012.08280.87775.83310.07985.34830.90140.44260.902711.19150.87285.84320.01014.44790.89941.33710.894510.27990.86805.83200.01123.54850.89842.22340.88639.41270.86335.86420.03202.65010.89743.10160.87828.55020.85855.90010.03591.75270.89743.97080.86927.69240.85395.93970.03960.85630.89644.83380.86306.83920.84935.98290.04320.40860.44785.26180.42806.41430.42306.00570.022800.40865.64370.38196.02010.42186.02010.014477.15220-2.8077011.453304.301106.24970.9055-1.89330.914410.56480.88854.31510.01405.34830.9014-0.98730.90609.68130.88354.33300.01794.44790.8994-0.08960.89778.80260.87874.35470.02173.54850.89840.79990.88957.92870.87394.38020.02552.65010.89741.68120.8813 7.05970.86904.40960.02941.75270.8974 2.55350.87236.19530.86444.44260.03300.85630.89643.41960.86615.33550.85984.47920.03660.40860.44783.84910.42954.90740.42814.49880.019600.40864.23240.38334.51020.39724.51020.011457.15220-4.245209.998202.846006.24970.9055-3.32760.91769.10300.89522.85330.00735.34830.9014-2.41830.90938.21270.89032.86440.01114.44790.8994-1.51730.90107.32730.88542.87940.01503.54850.8984-0.62460.89276.44680.88052.89830.01892.65010.89740.25990.88455.57110.87572.92100.02271.75270.89741.13620.87634.70020.87092.94750.02650.85630.89642.00440.86823.83390.86632.97760.03010.40860.44782.43550.43113.40250.43142.99390.016300.40862.82720.39173.00230.40023.00230.008437.15220-5.396008.835701.683506.24970.9055-4.47570.92037.93500.90071.68530.00185.34830.9014-3.56380.91197.03930.89571.69100.00574.44790.8994-2.66020.90366.14860.89071.70070.00973.54850.8984-1.76490.89575.26280.88581.71430.01362.65010.8974-0.87790.88704.38180.88621.73170.01741.75270.897400.87793.50560.87621.75290.02120.85630.89640.87160.87162.63410.87151.77780.02490.40860.44781.30390.43232.20010.43401.79150.013700.40861.68980.38591.79750.40261.79750.0060数据分析：首先进行的测试方法是探头与刀尖处平行的安装方法。因为刀片要进行多次的修复使用，每次修复需磨损刀片12mm厚，且修复次数一般在5次左右。那么探头的安装点，可位于刀片自刀尖往下20mm处。一把刀就不需为了安装探头，而对刀片多次进行打孔。在能刮碱的情况下，探头测得的最大间距和最小间距之差为17.294610.5614=6.7332mm先看刀尖与转鼓间距的改变：从表格数据可以看出，不论探头安装在哪个位置，刀尖与转鼓间距的改变都不受其影响。所以，间距变化，是刀具的正常进退造成的，需要测量的也正是这个距离。再看探头测得与转鼓间距的变化：当探头安装位置与刀尖相隔较远的时候，所测与转鼓间距较大，但从刀尖与转鼓间距和探测到的探头与转鼓的间距之差来分析，当探头安装离刀尖15mm处时：测试距离与刀尖到转鼓距离之差维持在10.142410.5382之间，那么如果在进行测量控制的时候，需要控制刀尖与转鼓间距在1520丝之间，就需要在这个基础上增加10.20mm的量，10.20是整个整个距离差值的中间值，由于考虑到在工作当中，刀尖大多时候是不会处于与转鼓紧贴或者离转鼓较远的状态，所以取一个中间值可以满足测量要求。在能刮碱的情况下，探头测得的最大间距和最小间距之差为17.294610.5614=6.7332mm当探头安装点离刀尖13mm时：测试距离与刀尖到转鼓距离之差维持在8.97159.3278之间，这个的增量就该取9.15mm。当探头安装点离刀尖11mm时：测试距离与刀尖到转鼓距离之差维持在7.80198.1186之间，这个的增量就该取7.96mm。当探头安装点离刀尖9mm时：测试距离与刀尖到转鼓距离之差维持在6.63366.9107之间，这个的增量就该取6.77mm。当探头安装点离刀尖7mm时：测试距离与刀尖到转鼓距离之差维持在5.46675.7027之间，这个的增量就该取5.58mm。当探头安装点离刀尖5mm时：测试距离与刀尖到转鼓距离之差维持在4.30114.4988之间，这个的增量就该取4.40mm。当探头安装点离刀尖3mm时：测试距离与刀尖到转鼓距离之差维持在3.13693.2917之间，这个的增量就该取3.20mm。从这里可以看出，探头与刀尖越近，测量增值就越小，测量准确度越高。具体选择哪个距离，必须根据实际情况来进行。尽量选择离刀尖近的位置安装。又看探头测试点，与刀尖所对应的转鼓的点的相对间距，即是两点在转鼓表面的圆弧距离，从15mm处安装探头，到3mm处安装探头，再从不同位置检测到的不同距离，最大差距为9.8129mm，那么这个距离在直径接近1米的转鼓上几乎可以认为两个点是在同一位置，所以测量的位置等价于测量的是刀尖与转鼓的间距，只是在这个测量值的基础上需要减掉最初设置的增量，剩余值就是刀具与转鼓的具体间距，且精度也得到了保证。另一种探头的安装方案，与刀片垂直。刀尖与探头间距刀尖与转鼓的直线间距前后两点的差值探头测试点和刀尖接触点在转鼓表面的圆弧距离前后两段距离值之差探头测得距离前后测得两距离之差探头测试距离与刀尖接触距离两距离之差前后两位置距离差值157.1522034.7307025.2801018.127906.24970.905534.82750.096824.52700.753118.27730.14945.34830.901434.91760.090123.77160.755418.42330.14604.44790.899435.00110.083522.86030.911318.41240.01093.54850.898435.07790.076822.25420.506118.70570.29332.65010.897435.14800.070121.49200.762218.84190.13621.75270.897435.21130.063320.72750.664518.97480.13290.85630.896435.26790.056619.96060.766919.10430.12950.40860.447835.29360.025719.57620.364419.16760.063300.408635.29740.003819.19130.384919.19130.0237137.1522032.3653024.0165016.864306.24970.905532.45700.091723.25390.762617.00420.13995.34830.901432.54200.085022.48910.764817.14080.13664.44790.899432.62030.078321.72200.767117.27410.13333.54850.898432.69190.071620.95260.769417.40410.13002.65010.897432.75650.064620.18080.771817.53070.12661.75270.897432.81480.058319.40670.774117.65400.12330.85630.896432.86610.051318.63010.776617.77380.11980.40860.447832.88910.023018.24100.389117.83240.058600.408632.83720.051917.85110.389917.85110.0187117.1522030.0029022.7588015.606606.24970.905530.08960.086721.98690.771915.73720.13065.34830.901430.16950.079921.21250.774415.86420.12704.44790.899430.24270.073220.43590.776615.98800.12603.54850.898430.30920.066519.65700.778916.10850.12052.65010.897430.36880.059618.87570.781316.22560.11711.75270.897430.42160.052818.09200.783716.33930.11370.85630.896430.46760.046017.30580.786216.44950.11020.40860.447830.48800.020416.91180.394016.50320.053700.408630.43340.054616.51720.394616.51720.014097.1522027.6436021.5069014.354706.24970.905527.72530.081720.72560.781314.47590.12125.34830.901427.80020.074919.94180.783814.59350.11764.44790.899427.86830.068119.15580.786014.70790.11443.54850.898427.92960.061318.36740.788414.81890.11102.65010.897427.98410.054517.57660.797414.92620.10731.75270.897428.03170.047616.78340.793215.03070.10450.85630.896428.07240.040715.98760.795815.13130.10060.40860.447828.09020.017815.58880.398815.18020.049200.408628.08610.004115.18940.399415.18940.009277.1522025.2873020.2608013.108606.24970.905525.36400.076719.47010.790713.22040.11185.34830.901425.43400.070018.59560.874513.24730.02694.44790.899425.49710.063117.88160.797813.43370.16073.54850.898425.55330.056217.08380.797813.53530.10162.65010.897425.60270.049416.28350.800313.63340.09811.75270.897425.64510.042415.48070.802813.72800.09460.85630.896425.68060.035514.67550.805213.81920.09120.40860.447825.69570.015114.27190.403613.86330.044100.408625.63580.059913.86770.404213.86770.004457.1522022.9341019.0205011.868306.24970.905523.00590.071818.22040.800111.97070.10245.34830.901423.07080.064917.41810.802312.06980.09914.44790.899423.12890.057916.61330.804812.16540.09563.54850.898423.18010.051215.80600.807312.25750.09212.65010.897423.22440.044314.99630.809712.31320.05571.75270.897423.26170.037314.18410.812212.43140.11820.85630.896423.29200.030313.36940.814712.51310.08170.40860.447823.30460.012612.96100.408412.55240.039300.408623.29530.009312.55200.409012.55200.000437.1522020.5838017.7859010.633706.24970.905520.65080.067016.97660.809310.72690.09325.34830.901420.71080.060016.16490.811710.81660.08974.44790.899420.76390.053115.35080.814110.90290.08633.54850.898420.81010.046214.53420.816610.98570.08282.65010.897420.84930.039213.71510.819111.06500.07931.75270.897420.88150.032212.89350.821611.14080.07580.85630.896420.90670.025212.06930.824211.21300.07220.40860.447820.91670.010011.65620.413111.24760.034600.408620.85160.065111.24250.413711.24250.0051先看刀尖与转鼓间距的改变：从表格数据可以看出，不论探头安装在哪个位置，刀尖与转鼓间距的改变都不受其影响。所以，间距变化，是刀具的正常进退造成的，需要测量的也正是这个距离。再看探头测得与转鼓间距的变化：当探头安装位置与刀尖相隔较远的时候，所测与转鼓间距较大，但从刀尖与转鼓间距和探测到的探头与转鼓的间距之差来分析，当探头安装离刀尖15mm处时：测试距离与刀尖到转鼓距离之差维持在18.127919.1913之间，那么如果在进行测量控制的时候，需要控制刀尖与转鼓间距在1520丝之间，就需要在这个基础上增加18.66mm的量，18.66是整个整个距离差值的中间值，由于考虑到在工作当中，刀尖大多时候是不会处于与转鼓紧贴或者离转鼓较远的状态，所以取一个中间值可以满足测量要求。当探头安装点离刀尖13mm时：测试距离与刀尖到转鼓距离之差维持在16.864317.8511之间，这个的增量就该取17.36mm。当探头安装点离刀尖11mm时：测试距离与刀尖到转鼓距离之差维持在15.606616.5172之间，这个的增量就该取16.06mm。当探头安装点离刀尖9mm时：测试距离与刀尖到转鼓距离之差维持在14.354715.1894之间，这个的增量就该取14.77mm。当探头安装点离刀尖7mm时：测试距离与刀尖到转鼓距离之差维持在13.108613.8677之间，这个的增量就该取13.50mm。当探头安装点离刀尖5mm时：测试距离与刀尖到转鼓距离之差维持在11.868312.5552之间，这个的增量就该取12.210mm。当探头安装点离刀尖3mm时：测试距离与刀尖到转鼓距离之差维持在10633711.2476之间，这个的增量就该取10.94mm。从这里可以看出，探头与刀尖越近，测量增值就越小，测量准确度越高。具体选择哪个距离，必须根据实际情况来进行。尽量选择离刀尖近的位置安装。两种安装方法相比，与刀尖平行的安装方法，所测量出的数据更加精细准确。再进行任意安装位置的测量，测量数据如下刀尖与探头间距刀尖与转鼓的直线间距前后两点的差值探头测试点和刀尖接触点在转鼓表面的圆弧距离前后两段距离值之差探头测得距离前后测得两距离之差探头测试距离与刀尖接触距离两距离之差前后两位置距离差值157.1522021.4572019.9758012.823606.24970.905521.85720.400019.28500.690813.03530.21175.34830.901422.25160.394418.59440.690613.24610.21084.44790.899422.64050.388917.90420.690213.45630.21023.54850.898423.02380.383317.21420.690013.66570.20942.65010.897423.40150.377716.52450.689713.87440.20871.75270.897423.77370.372215.83490.689614.08220.20780.85630.896424.14030.366615.14560.689314.28930.20710.40860.447824.32150.181214.80100.344614.39240.103100.408624.46380.142314.45650.345114.45650.0641137.1522019.6145018.9178011.765606.24970.905520.01360.399118.22020.697611.97050.20495.34830.901420.40710.393517.52290.697312.17460.20414.44790.899420.79500.387916.82590.697012.37800.20343.54850.898421.17730.382316.12910.696812.58060.20262.65010.897421.55410.376815.43260.696512.78250.20191.75270.897421.92520.371114.73630.696312.98360.20110.85630.896422.29080.365614.04020.696113.18390.20030.40860.447822.47140.180613.69220.348013.28360.099700.408622.57740.106013.34420.348013.34420.0606117.1522017.7722017.8629010.710706.24970.905518.17040.398217.15850.704410.90880.19815.34830.901418.56300.392616.45440.704111.10610.19734.44790.899418.94990.386915.75070.703711.30280.19673.54850.898419.33130.381415.04710.703611.49860.19582.65010.897419.70700.375714.34380.703311.69370.19511.75270.897420.07720.370213.64070.703111.88800.19430.85630.896420.44170.364212.93780.702912.08150.19350.40860.447820.62180.180112.58640.351412.17780.096300.408620.72730.105512.23510.351312.23510.057397.1522015.9302016.810909.658706.24970.905516.32750.397316.09980.71119.85010.19145.34830.901416.71920.391715.38900.710810.04070.19064.44790.899417.10530.386114.67840.710610.23050.18983.54850.898417.48570.380413.96810.710310.41960.18912.65010.897417.86040.374713.25800.710110.60790.18831.75270.897418.22960.369212.54820.709810.79550.18760.85630.896418.59300.363411.83850.709710.98220.18670.40860.447818.77270.179711.48370.354811.07510.092900.408618.87760.104911.12900.354711.12900.053977.1522014.0887015.762108.609906.24970.905514.48510.396415.04420.71798.79450.18465.34830.901414.87590.390814.32660.71768.97830.18384.44790.899415.26100.385113.60930.71739.16140.18313.54850.898415.64050.379512.89220.71719.34370.18232.65010.897416.01430.373812.17530.71699.52520.18151.75270.897416.38240.368111.45870.71669.70600.18080.85630.896416.74490.362510.74220.71659.88590.17990.40860.447816.92400.179110.38410.35819.97550.089600.408617.02840.104410.02590.358210.02590.050457.1522012.2475014.716207.564006.24970.905512.64310.395613.99160.724