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零件名導(dǎo)柱序號(hào)23材料20數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料毛坯尺寸32 mm X205mm2車削車端面保持長(zhǎng)度202.5mm、打中心孔調(diào)頭車端面保持長(zhǎng)度200mm、打中心孔車外圓至28.4mm切10mmX0.5mm槽至圖紙要求調(diào)頭車外圓至28.4mm、端部倒圓角車床3熱處理按熱處理工藝進(jìn)行,保證滲碳層深度0.8-1.2mm,硬度HRC58-624研中心孔研中心孔調(diào)頭研另一端中心孔車床5磨削磨mm外圓長(zhǎng)148mm留研磨量0.01m調(diào)頭磨mm外圓長(zhǎng)42mm至圖紙要求尺寸外圓磨床6 研磨研磨mm 至圖紙要求, 車床加工工藝過(guò)程卡片零件名打 桿序號(hào)1材料45數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料毛坯尺寸16mm X 106mm2車削車削12.5mm外圓車床3熱處理淬火達(dá)到HRC43-48加工工藝過(guò)程卡片零件名上模固定板序號(hào)7材料45數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料鍛造毛坯,尺寸206mmX166mmX32mm2刨削加工刨削六面,成尺200mmX160mmX28.5mm刨床3熱處理調(diào)質(zhì)HRC28-32 4磨削磨削尺寸28mm兩端面至圖紙要求 磨床5鉗工劃線按圖樣劃全部孔線平板、高度尺、鋼板尺等6鉆孔與蓋板配鉆4XM12螺紋底孔,并攻螺紋鉆孔4X17mm鉆床7銑削加工加工尺寸88mmX58mmX16mm和66mmX22mmX12mm至圖紙要求銑床8鉗工 修整88mmX58mmX16mm方孔與件22配作9加工銷孔12H7mm銷孔,在試沖、調(diào)整后,與上模座、上模座墊板及蓋板配鉆、擴(kuò)、鉸加工至圖面要求鉆床加工工藝過(guò)程卡片零件名上模座墊板序號(hào)5材料45數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料鍛造毛坯,尺寸206mmX166mmX12mm2刨削加工刨削六面,成尺寸200mmX160mmX8.5mm 刨床3磨削磨削尺寸8mm兩端面至圖紙要求磨床4鉗工劃線按圖樣劃全部孔線 平板、高度尺、鋼板尺等5鉆孔鉆孔4X17mm、5X13mm 鉆床6加工銷孔12H7mm銷孔,在試沖、調(diào)整后,與上模座、上模固定板及蓋板配鉆、擴(kuò)、鉸加工至圖面要求鉆床加工工藝過(guò)程卡片零件名上模座序號(hào)3材料HT200數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料鑄造毛坯2涂漆工涂底漆3刨削上下平面留0.5磨削余量刨床4磨削上下平面至圖紙要求磨床2鉗工劃線按圖樣劃全部孔線平板、高度尺、鋼板尺等3鉆孔鉆孔4X17mm沉孔26mm深30mm鉆孔4X13mm沉孔20mm深18mm鉆孔42mm沉孔52mm深6mm,42mm并留2mm鏜量鉆孔2X42mm并留2mm鏜量鉆床4鏜孔鏜孔至3-42H7mm坐標(biāo)鏜床5加工銷孔6H7mm將模柄裝好后,鉆、擴(kuò)、鉸至圖面要求,12H7mm銷孔在試沖、調(diào)整后,與上模座墊板、上模固定板及蓋板配合,鉆、擴(kuò)、鉸至圖面要求鉆床加工工藝過(guò)程卡片零件名下固定板序號(hào)13材料45數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1 備料鍛造毛坯,尺寸206mmX166mmX16mm2 刨削加工刨削六面,成尺200mmX160mmX12.5mm刨床3 熱處理調(diào)質(zhì)HRC28-32 4 磨削磨削尺寸12mm兩端面至圖紙要求磨床5 鉗工劃線按圖樣劃全部孔線平板、高度尺、鋼板尺等6 鉆孔鉆孔4X13mm鉆、鉸孔18H7mm鉆、锪、鉸孔2X6.05mm沉孔11mm深5mm鉆床7 加工銷孔12H7mm銷孔,在裝配后與下模座、凹模板配鉆、擴(kuò)、鉸加工至圖面要求鉆床加工工藝過(guò)程卡片零件名下模座序號(hào)14材料HT200數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料鑄造毛坯2涂漆工涂底漆3刨削上下平面留0.5磨削余量刨床4磨削上下平面至圖紙要求磨床5鉗工劃線按圖樣劃全部孔線平板、高度尺、鋼板尺等6鉆孔鉆孔4X13mm沉孔20mm深17mm鉆孔2X28mm并留2mm鏜量鉆床7銑削銑33mm深29mm數(shù)控加工心8鏜孔鏜孔至mm坐標(biāo)鏜床9加工銷孔12H7mm銷孔在試沖、調(diào)整后,與下固定墊板及落料凹模配鉆、擴(kuò)、鉸至圖面要求鉆床加工工藝過(guò)程卡片零件名沖孔凸模序號(hào)18材料Cr12MoV數(shù)量2工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料鍛造毛坯尺寸15mm X 82mm3車削車削11mm、6.025mm外圓6.025mm外圓留磨削余量鉆中心孔3mm車床4熱處理淬火達(dá)到HRC58-625磨削磨外圓至圖樣要求磨床加工工藝過(guò)程卡片零件名凸凹模序號(hào)22材料Cr12MoV數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料鍛造毛坯,件1尺寸94mmX64mmX15mm 件2尺寸72mmX44mmX50mm2銑削銑件1六面,成尺寸94mmX64mmX10.5mm銑件2兩面,成尺寸72mmX44mmX46.5mm銑床3磨削磨件1尺寸10mm制圖紙要求磨床4鉗工劃線按圖樣劃全部孔和形狀線平板、高度尺、鋼板尺等5銑削銑件136mm深5mm至圖紙要求銑床6鉆孔鉆件28mm的孔至圖紙要求鉆件1和件2穿絲孔鉆床5熱處理對(duì)刃口部分進(jìn)行局部淬火,達(dá)到HRC58-626磨削磨件2上、下兩端面尺寸46mm至圖紙要求磨床7電加工件1與件2一起割形狀,尺寸26mm及2X6mm的孔至圖紙要求 線切割機(jī)床8鉗工修整鉗工修整保證沖裁間隙9焊接用焊接的方法將件1與件2 焊在一起電焊機(jī)加工工藝過(guò)程卡片零件名壓料板序號(hào)10材料45數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料鍛造毛坯,尺寸206mmX166mmX20mm2刨削刨削六面,成尺200mmX160mmX15.5mm刨床3磨削磨削尺寸15mm兩端面至圖紙要求 磨床4 鉆孔按圖樣劃全部孔線平板、高度尺、鋼板尺等 5鉆孔4XM12螺紋底孔,并攻螺紋鉆孔3X12mm鉆床6線切割割型腔至圖紙要求線切割機(jī)床加工工藝過(guò)程卡片零件名稱序號(hào)毛坯規(guī)格毛坯材料數(shù)量打桿116mmX106mm451模柄255mmX106mmQ2351上模座3200mmX160mmX45mmHT2001上模座墊板5206mmX166mmX12mm451上模固定板7206mmX166mmX32mm451蓋板8206mmX166mmX12mm451壓料板10206mmX166mmX18mm451落料凹模11206mmX166mmX74mmCr12MoV1下模固定板13206mmX166mmX16mm451下模座14200mmX160mmX45mmHT2001頂桿1626mmX87mm451沖孔凸模1815mmX82mmCr12MoV2拉深凹模2094mmX64mmX20mmCr12MoV1凸凹模22件1 94mmX64mmX15mm件2 72mmX44mmX50mmCr12MoV1導(dǎo)柱 2332mmX205mm202推桿248mmX76mm451拉深凸模2536mmx66mmCr12MoV1拉深凸模墊板2691mmX63mmX12mm451推板2768mmX24mmX10mm451導(dǎo)套2850mmX105mm202備料清單零件名導(dǎo)套序號(hào)28材料20數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料 毛坯尺寸50 mm X 105mm2車削車端面保持長(zhǎng)度102mm,鉆孔28mm留鏜量車42mm外圓留磨量并倒角切3mmX0.5mm的槽至尺寸鏜孔28mm的孔至27.6mm鏜油槽,鏜29的孔至圖紙要求,車床3車削車45的外圓至圖紙要求,車端面保證長(zhǎng)度100mm倒內(nèi)圓角車床5熱處理按熱處理工藝進(jìn)行,保證滲碳層深度0.8-1.2mm硬度 HRC 58-624磨削磨42mm外圓至圖樣要求磨28mm內(nèi)孔留研磨量0.01mm萬(wàn)能外圓磨床5 研磨內(nèi)孔研磨28mm的孔至圖紙要求,研磨的內(nèi)圓角車床加工工藝過(guò)程卡片零件名拉深凸模序號(hào)25材料Cr12MoV數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料毛坯尺寸36mm X 66mm2車削車端面保持長(zhǎng)度63mm打中心孔調(diào)頭車端面保持長(zhǎng)度60mm打中心孔車削34mm、26.08mm外圓,26.08mm外圓留磨削余量車的錐度,長(zhǎng)4mm、倒圓角車床3熱處理淬火達(dá)到HRC56-604磨削磨外圓至圖樣要求磨床5光整加工鉗工修R1.5圓角加工工藝過(guò)程卡片零件名拉深凸模墊板序號(hào)26材料45數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料鍛造毛坯,尺寸91mmX63mmX12mm2刨削刨削六面,成尺寸87mmX57mmX8.5mm刨床3磨削磨削尺寸8mm兩端面至圖紙要求 磨床4 鉗工劃線按圖樣劃全部孔線平板、高度尺、鋼板尺等 5鉆孔鉆孔2X8mm鉆床加工工藝過(guò)程卡片零件名拉深凹模序號(hào)20材料Cr12MoV數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料鍛造毛坯,尺寸94mmX64mmX32mm2銑削按圖銑外,鉆、鉸孔18mm、6.025mm,加工至圖紙要求數(shù)控加工心3熱處理淬火達(dá)到HRC56-604磨削磨削尺寸16mm兩端面至圖紙要求磨床5電加工加工拉深凹模型腔 電火花機(jī)床6鉗工修整對(duì)凹模型腔進(jìn)行拋光處理,保證粗糙度的要求,鉗工修R1.5圓角。加工工藝過(guò)程卡片零件名推 桿序號(hào)24材料45數(shù)量2工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料毛坯尺寸8 mm X 76 mm2車削車端面保持長(zhǎng)度73mm打中心孔調(diào)頭車端面保持長(zhǎng)度71mm打中心孔車削6 mm 外圓車床3鉗工攻M6mm長(zhǎng)為8mm螺紋加工工藝過(guò)程卡片零件名推 板序號(hào)27材料45數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備 1備料鍛造毛坯,尺寸68mmX24mmX10mm2銑削銑削六面,加工至圖紙要求銑床3鉗工劃線按圖樣劃全部孔線平板、高度尺、鋼板尺等4鉆孔鉆2XM6螺紋底孔,并攻螺紋鉆床加工工藝過(guò)程卡片序號(hào)零件名稱零件規(guī)格材料數(shù)量標(biāo)準(zhǔn)代號(hào)4內(nèi)六角螺釘M12X65354GB70-7612M12X803546圓柱銷12mmX65mm452GB119.1-20001712mmX80mm452306mmx32mm45129卸料螺釘M 12mmX100mm454JB/T7650.5-199423導(dǎo)柱28mmX200mm202GB2861.1-1990-28導(dǎo)套28mmX110mmX42mm202GB2861.6-199021擋料銷4mmX13mm453JB/T7649.10-199419碟彈簧A 35.5-165Mn6GB/T 1972-19929橡膠45mmx32mm4JB/T7649.10-19941525mmx201標(biāo)準(zhǔn)件清單零件名模 柄序號(hào)2材料Q235數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料毛坯尺寸55 mm X 106 mm2熱處理調(diào)質(zhì) HRC28-323車削車削50mm、42mm、40mm外圓42mm、40mm并留磨削余量鉆孔13mm并倒角車床5磨削磨外圓至圖樣要求(外圓磨)模柄與上模座裝配后磨平面(平磨)磨床6鉗工鉆孔6mm孔與上模座配鉆鉆床加工工藝過(guò)程卡片零件名蓋板序號(hào)8材料45數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料鍛造毛坯,尺寸206mmX166mmX12mm2刨削刨削六面,成尺寸200mmX160mmX8.5mm3磨削磨削尺寸8mm兩端面至圖紙要求磨床4鉗工劃線按圖樣劃全部孔線平板、高度尺、鋼板尺等5 鉆孔與蓋板配鉆4XM12螺紋底孔,并攻螺紋鉆孔4X17mm鉆床6線切割割型腔至圖紙要求 線切割機(jī)床7加工銷孔12H7mm銷孔,在試沖、調(diào)整后,與上模座、上模座墊板及上模固定板配鉆、擴(kuò)、鉸加工至圖面要求鉆床加工工藝過(guò)程卡片零件名落料凹模序號(hào)11材料Cr12MoV數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1 備料鍛造毛坯,尺寸206mmX166mmX74mm2刨削加工刨削六面,成尺200mmX160mmX70.5mm刨床3鉗工劃線按圖樣劃全部孔線平板、高度尺、鋼板尺等4 鉆孔4XM12螺紋底孔,并攻螺紋鉆孔4X4mm鉆床5鉸孔3-4H7mm鉸削至圖面要求精度鉆床6 銑削加工加工尺寸81mmX50mmX60mm至圖紙要求銑床 7 熱處理對(duì)刃口部分進(jìn)行局部淬火,達(dá)到HRC60-648 線切割割刃口形狀至圖紙要求線切割機(jī)床9鉗工修整鉗工精修刃口形狀10 磨削磨削尺寸70mm兩端面至圖紙要求磨床11 加工銷孔12H7mm銷孔,要在裝配、試沖及調(diào)整后,與下固定板、下模座配鉆、擴(kuò)、鉸至圖面要求鉆床加工工藝過(guò)程卡片零件名頂 桿序號(hào)16材料45數(shù)量1工序號(hào)工序名稱工序內(nèi)容所選設(shè)備1備料 毛坯尺寸26 mm X 87mm2車削車削24mm、18mm外圓,18mm外圓留磨削余量.切槽2mmX1mm 鉆中心孔3mm孔車床3 磨削磨外圓至圖樣要求磨床加工工藝過(guò)程卡片General all-steel punching dies punching accuracy Author:John J. Craig Accuracy of panel punching part is display the press accuracy of the die exactly. But the accuracy of any punching parts linear dimension and positional accuracy almost depend on the blanking and blanking accuracy,. So that the compound mould of compound punchings accuracy, is typicalness and representation in the majority.Analyse of the dies accuracy For the analyse of pracyicable inaccuracy during production of dies to inactivation, we could get the tendency when it is augmentation in most time. From this we could analyse the elements. When the new punch dies pt into production to the first cutter grinding, the inaccuracy produced called initial error; if the die grinding more than twenty times, until its discard, the inaccuracy called conventional error; and before the dies discard, the largest error of the last batch permit, called limiting error. at job site, the evidence to confirm life of sharpening is the higher of the blanking, punched hole or punched parts. Because all finished parts had been blanked ,so it is especially for the compound dies. Therefore, the analyse of burr and measurement is especially important when do them as enterprise standardization or checked with . The initial error usually is the minimal through the whole life of die. Its magnitude depend on the accuracy of manufacture, quality, measure of the punching part, thickness of panel, magnitude of gap and degree of homogeneity. The accuracy of manufacture depend on the manufacture process. For the 1 mm thicked compound punching part made in medium steel, the experimental result and productive practice all prove that the burr of dies which produced by spark cutting are higher 25%30% than produced by grinder ,NC or CNC. The reason is that not only the latter have more exact machining accuracy but also the value of roughness Ra is less one order than the formmer, it can be reached 0.025m. Therefore, the dies initial blanked accuracy depends on the accuracy of manufacture, quality and so on. The normal error of the punch die is the practicable error when the fist cutter grinding and the last cutter grinding before the die produce the last qualified product. As the increase of cutter grinding, caused the measure the nature wear of the dies are gradual increasing, the error of punching part increase also, so the parts are blew proof. And the die will be unused. The hole on the part and inner because the measure of wear will be small and small gradually, and its outside form will be lager in the same reason. Therefore, the hole and inner form in the part will be made mould according to one-way positive deviation or nearly equal to the limit max measure. In like manner, the punching parts appearance will be made mould according to one-way negative deviation or nearly equal to limit mini measure. For this will be broaden the normal error, and the cutter grinding times will be increased, the life will be long. The limit error in punching parts are the max dimension error which practicable allowed in the parts with limit error. This kind of parts usually are the last qualified products before the die discard. For the all classes of dies, if we analyse the fluctuate, tendency of increase and decrease and law which appeared in the dies whole life, we will find that the master of the error are changeless; the error that because the abrade of the cutter and impression will be as the cutter grinding times increased at the same time. And that will cause the error oversize gradually; and also have another part error are unconventional , unforeseen. Therefore, every die s error are composed of fixed error, system error, accident error and so on. At the whole process when the New punching die between just input production to discard, the changeless master error that in qualified part are called fixed error. Its magnitude is the deviation when the die production qualified products before the first cutter grinding. Also is the initial error, but the die have initial punching accuracy at this time. Because of the abrade of parts, the die after grinding will be change the dimension error. And the increment of deviation will oversize as the times of cutter grinding. So the punching accuracy after cutter grinding also called “grinding accuracy” and lower tan initial accuracy. The fixed error depend on the elements factor as followed :1. the material , sorts, structure, (form) dimension, and thick of panel the magnitude of punching gap and degree of homogeneity are have a important effect for the dimension accuracy. Different punching process, material, thick of panel, have completely different gap and punching accuracy. A gear H62 which made in yellow brass with the same mode number m=0.34, 2mm thick and had a center hole, when the gap get C=0.5%t (single edge) , and punched with compound punching die, and the dimension accuracy reached IT7, the part have a flat surface ,the verticality of tangent plane reached 89.5, its roughness Ra magnitude are 12.5m, height of burr are 0.10mm; and the punching part are punched with progressive die, the gap C=7%t (single edge) , initial accuracy are IT11, and have an more rough surface, even can see the gap with eyes. In the usual situation, flushes a material and its thickness t is theselection punching gap main basis. Once the designation gap haddetermined flushes the plane size the fixed error main body; Flushesthe structure rigidity and the three-dimensional shape affects itsshape position precision.2. punching craft and molder structure type Uses the different ramming craft, flushes a precision and the fixederror difference is really big. Except that the above piece gearexample showed, the essence flushes the craft and ordinary punching flushes a precision and the fixed error differs outside a magnitude,even if in ordinary punching center, uses the different gap punching, thefixed error difference very is also big. For example material thickt=1.5mm H62 brass punching, selects C = the 40%t unilateral I kind ofsmall gap punching compared to select C 4mm flushes, the size precision can lower some. Different dies structure type, because is suitable the rammingmaterial to be thick and the manufacture precision difference, causesto flush a fixed error to have leaves. Compound die center, multi-locations continuous type compound die because flushes continuously toduplicate the localization to add on the pattern making error to bebigger, therefore it flushes a fixed error compound punching die to wantcompared to the single location Big 1 2 levels 3. the craft of punching dies manufacture the main work of punching die namely are raised, the concave moldprocessing procedure, to operates on the specification not to behigh, can time form a more complex cavity. But its processing surfaceapproximately is thick 0.03 0.05mm is the high temperatureablation remaining furcated austenite organization, degree ofhardness may reach as high as HRC67 70, has the micro crack, easilywhen punching appears broke the cutter or flaking. The Italian CorradaCorporations related memoir called the line cut the processing contruction to have the disadvantageous influence to the superficialgold, in fact already changed the gold contruction. We must use theJingang stone powder to grind or the numerical control continual pathcoordinates rub truncate (cut to line) to make the precision work . In recent years country and so on Switzerland and Japan, has conductedthe thorough research to the electrical finishing equipment and abigger improvement, makes function complete high accuracy NC and theCNC line cutter, the processing precision may reach 0.005 0.001mm,even is smaller. The processing surface roughness Ra value can achieve0.4 mu m. According to the recent years to the domestic 12 productionlines cutter factory investigation and study, the domesticallyproduced line cutter processing precision different factory differentmodel line cutter might reach 0.008 0.005mm, generally all in0.01mm or bigger somewhat, was individual also can achieve0.005mm, the processing surface roughness Ra value was bigger than1.6m. However, the electrical finishing ablation metal surface thus the change and the damage machined surface mental structure character can not change, only if with rubs truncates or other ways removes this harmful level. Therefore, merely uses electricity machining, including the spark cutting and the electricity perforation, achieves with difficulty punching, especially high accuracy, high life punching die to size precision and work components surface roughness Ra value request. With precisely rubs truncates the law manufacture punching die, specially makes the high accuracy, the high life punching die, such as: Thin material small gap compound punching die, multi- locations continuous type compound die and so on, has the size precision high, the work component smachined surface roughness Ra value is small, the mold life higher characteristic. Its processing craft at present changed the electrical fire by the past ordinary engine bed rough machining spark cutting or the electricity puncher rough machining, finally precisely rubs truncates, also from takes shape rubs, optics curve rubs, the manual grid reference rubs gradually filters the continual path grid reference to rub and NC and the CNC continual path grid reference rubs, Processing coarseness may reach 0.001 0.0005mm, the processing surface roughness Ra value may reach 0.1 0.025 mu m. Therefore, with this craft manufacture the die , regardless of the size precision, the work components surface roughness, all can satisfy die, each kind of compound request, the die is especially higher than the electrical finishing craft manufacture scale.4. gap size and degree of homogeneity the flange and other sheet forming sgene rally all must first punching (fall material) the plate to launch the semi finished materials, after also has the forming to fall the material, the incision obtains the single end product to flush. Therefore punching the work, including is commonly used punching hole, the margin, cut side and so on, regarding each kind of sheet pressing partall is necessary. Therefore punching the gap to flushes a out form in chprecision to have the decisive influence. punching the gap small and is even, may cause punching the size gain high accuracy. Regarding drawability, is curving and so on mould, the gap greatly will decide increases flushes the oral area size error and the snapping back. The gapnon-uniformity can cause to flush a burr enlarges and incurs cutting edge the non-uniform attrition. 5. ramming equipment elastic deformation In the ramming process After the punch press load bearing can have the certain elastic deformation. Although this kind of distortion quantity according to flushes the pressure the size to change also to have the obvious directivity, but on the pressing part, mainly is to has the volume ramming archery target stamping, embosses, the equalization, the pressure is raised, the wave, flushes crowds, the shape, the flange, hits flatly, thinly changes draw ability and so on the craft work punching forming flushes, has the significant influence to its ramming aspect size precision From:
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