搜索
ICS25.120.10J62JB/T2257.3－1999板料折弯机名词术语1999-05-14发布2000-01-01实施国家机械工业局发布I前言1范围····················································································································································································································12机器名称·········································································································································································································13技术规格·········································································································································································································14主要零部件····································································································································································································45其它··················································································································································································································21附录A（标准的附录）弯曲校正机机器名称···························································································································24JB/T2257.3－1999III前言本标准是对JB3893—85《板料折弯机名词术语》的修订。本标准与JB3893—85的技术内容完全一致，仅按有关规定重新进行了编辑。本标准是板料折弯机系列标准的一部分。JB/T2257在《板料折弯机》的总标题下，包括以下三个部分：第1部分（即JB/T2257.1—1992）:技术条件第2部分（即JB/T2257.2—1999）:型式与基本参数第3部分（即JB/T2257.3—1999）:名词术语本标准自2000年1月1日起实施。本标准自实施之日起代替JB3893—85。本标准的附录A是标准的附录。本标准由全国锻压机械标准化技术委员会提出并归口。本标准起草单位：上海市机床研究所。本标准主要起草人：李光庭、李德明、周福诚、王惠泽、周义顺。本标准于1985年2月首次发布。JB/T2257.3－199911范围本标准规定了板料折弯机所使用的名词术语和意义（或说明），其中包括机器名称、技术规格、主要零部件、其它等四部分，同时在各条名词术语之后表明了与其相对应的英语、德语和俄语名词术语。本标准适用于板料折弯机。2机器名称2.1板料折弯机enpressbrakegeGesenkbiegepresse，Abkanntpresseruлистогибочныйпресс以模具的相对运动折弯板材的机器。2.2液压板料折弯机enhydraulicpressbrakegehydraulischeGesenkbiegepresse，hydraulischeAbkanntpresseruгидравлическийлистогибочныйпресс用液压驱动滑块的板料折弯机。2.3板料折弯剪切机encombinedpressbrakeandguillotinesheargekombinierteGesenkbiegepresseundTafelschereruкомбинированнаямашинадлягибкиирезкилистов滑块运动时，下部用一个刀片相对另一个刀片作往复直线运动剪切板材，上部以模具的相对运动折弯板材的机器。2.4其它机器名称见附录A（标准的附录）。3技术规格3.1公称力ennominalpressure（orpressrating）geNenndruckruноминалъноеусилие板料折弯机所允许的昀大工作压力。3.2可折昀大宽度enmax.workinglength国家机械工业局1999-05-14批准中华人民共和国机械行业标准板料折弯机名词术语JB/T2257.3－1999代替JB3893—852000-01-01实施JB/T2257.3－19992gegröBteArbeitslangeruнаиболъшаярабочаядлина折弯板材的额定宽度。3.3公称力行程ennominalpressurestrokegeNennkraftwegruходприноминалъномусилии机械板料折弯机发生公称力时滑块离下死点的距离。3.4工作台长度enlengthoftable（orbed）geTischlängeruдлинастола工作台面的左右尺寸。3.5喉口深度enthroatdepth，gapgeAusladungruвылетC形机架板料折弯机上模中心至机架凹口底部的尺寸。3.6滑块行程enram（orslide）strokegeStöBelhubruходползуна滑块在上下死点间移动的距离。3.7行程次数enstrokesgeHubzahlruчислоходов滑块每分钟的往复运动次数。3.8空载速度enapproachspeedgeLeerhubgeschwindigkeitruскоростьприхолостомходе，скоростьхолостогохода对板材加压成形前的滑块速度。3.9工作速度enworking（orpressing）speedgeArbeitshubgeschwindigkeitruрабочаяскорость，скоростьприрабочемходеJB/T2257.3－19993对板材加压成形时的滑块速度。3.10回程速度enreturnspeedgeRückhubgeschwindigkeitruскоростьобратногохода，скоростьпривозвратномходе对板材加压成形后的滑块速度。3.11板材抗拉强度entensilestrengthofplate（sheet）metalgeZugfestigkeitvomBlechruпрочностьлистанарастяжение板材在拉断前的应力。3.12飞轮转速enflywheelspeedgeSchwungraddrehzahlruчислооборотовмаховика每分钟飞轮的转数。3.13立柱间距离endistancebetweenuprights(orhousings)gelichteStänderweiteruрасстояниемеждустойками两立柱内侧间的距离。3.14后挡料距离enbackgaugerangegeEinstellbereichhinteresAnschlagesruдиапозонрегулировкизаднегоупора后挡料板到上模中心的距离。3.15昀大开启高度endaylightopening，openheightgeEinbauhöheruнаибольшаяоткрытаявысота滑块下平面至工作台上平面的昀大距离。注：下动式为滑块上平面与上横梁下平面的昀大距离。3.16昀大装模高度enmax.diesettingheightgegröBtewerkzeughöhebeiunteremTotpunktruнаибольшаязакрытаявысота，наибольшаящтамповочнаявысота行程至下死点，滑块调节在上限位置时，滑块下平面至工作台上平面的距离。JB/T2257.3－199943.17滑块行程调节量enstrokeadjustmentgeHubverstellungruвеличинарегулированияходаползуна滑块位置的可能调节尺寸。3.18机器重量enmachineweightgeGewichtderMaschineruвесмашины机器的净重。3.19机器外形尺寸enoveralldimensionsofmachinetoolgeMaschinenabmessungruгабаритныйразмермашины机器的昀大轮廓尺寸。4主要零部件图14.1机架enframegeGestellruстанина构成本体的框架。4.2C形机架enC–frameJB/T2257.3－19995geC–GestellruС—образнаястанина，открытаястанина形状象C字的框架。4.3封闭机架enstraightsideframegeO–Gestellruзакрытаястанина不带喉口的机架。4.4立柱enupright，housinggeStänderruстойка机架的侧柱。a)左立柱（见图1）enleft–handupright(orhousing)geLinksständerruлеваястойкаb)右立柱（见图1）enright–handupright(orhousing)geRechtsständerruправаястойка4.5横梁enbeam，crowngeQuerbalkenruтраверса连接左右立柱的梁。a)上横梁（见图1）entopbeamgeQuerbalkenruверхняятраверса注：下动式的上横梁下平面安装着模具等零件。b)中横梁enmiddlebeamgemitteleTraverseruсредняятраверсаc)下横梁enbottombeamJB/T2257.3－19996geuntereTraverseruнижняятраверса4.6工作台（见图1）entable（orbed）geTischruстол是机架的一部分，承受压力的基础件，通常上面安装垫板、模具等零件。注：下动式的工作台为滑块。4.7滑块（见图1）enram（orslide）geStöBelruползун安装模具作往复运动的零件。4.8导轨enguideway，gibgeFührungruнаправляющая用来支承运动部件，并引导其沿着一定方向运动的一组平面或曲面。a)左导轨enlefthandguideway（orgib）geLinksführungruлеваянаправляющаяb)右导轨enrighthandguideway（orgib）geRechtsführungruправаянаправляюща