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BQUQ数控加工自动车床夹头套装50 52 55 60重型系列

此夹头套装的功能及其在自动车床上的重要性 这是一套用于自动车床和数控车削中心的重型夹头,涵盖四种孔径尺寸:50毫米、52毫米、55毫米和60毫米。每个夹头均采用20CrMnTi合金钢数控加工而成,表面渗碳硬化至HRC 58-62,并研磨至夹持公差±0.005毫米。鼻端总跳动为0.008毫米或更小,这意味着您的棒料从第一刀起就能保持真圆度。我们将在图纸确认后15天内发货,且不强制要求整箱购买——此数


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此夹头套装的功能及其在自动车床上的重要性

这是一套用于自动车床和数控车削中心的重型夹头,涵盖四种孔径尺寸:50毫米、52毫米、55毫米和60毫米。每个夹头均采用20CrMnTi合金钢数控加工而成,表面渗碳硬化至HRC 58-62,并研磨至夹持公差±0.005毫米。鼻端总跳动为0.008毫米或更小,这意味着您的棒料从第一刀起就能保持真圆度。我们将在图纸确认后15天内发货,且不强制要求整箱购买——此数控加工自动车床夹头套装50 52 55 60重型系列无最小起订量。

为何0.008毫米跳动是重型系列夹头的真正基准

标准重型系列夹头在数百次循环后通常会出现0.02毫米的跳动。我们的夹头保持在0.008毫米以下,因为我们在同一台机器上、同一装夹中研磨内孔和锥度,中途不松开。这种单次装夹消除了锥度与夹持面之间的累积误差。对于您的自动车床,这意味着更小的棒料偏摆、更高的车削直径同轴度,以及在夹持长且无支撑的棒料时更少的废品。我们还对锯齿形夹持区域进行硬车削而非切削,确保套装中四个夹头的齿形锋利度保持一致。

材料选择与热处理:20CrMnTi与常见45#钢的对比

我们所见的大多数其他工厂的夹头套装使用45#钢,其硬度约为HRC 45-50。这对于轻载应用尚可,但在高主轴转速下夹持60毫米棒料时会快速磨损。我们使用20CrMnTi,这是一种低碳合金钢,渗碳层深——0.8至1.2毫米——兼具坚韧芯部和坚硬外壳。渗碳后,我们进行淬火和回火,使表面硬度达到HRC 58-62。芯部保持在HRC 35-40,因此夹头在夹持超大或略微不圆的棒料时能够弹性变形而不开裂。正是这种组合,使得重型系列套装在实际生产中能够承受超过200,000次夹持循环,而不仅仅是在测试台上。

孔径尺寸、槽口与夹持范围:您实际能夹持什么

该套装包含四个夹头:50毫米、52毫米、55毫米和60毫米。每个夹头的夹持范围为公称尺寸±0.5毫米,因此一个夹头可覆盖1毫米的跨度。槽口以0.3毫米宽度和120度间隔铣削,提供均匀的径向压缩而不会挤压棒料。我们还在夹持长度上将内孔向后锥度化0.02毫米——这意味着夹头前端比后端夹持更紧,将棒料拉回抵住挡块。仅此细节即可在高进给率切削时将自动车床上的推回量减少高达30%。

表面光洁度与锥度精度:决定零件质量的关键数据

我们将锥度研磨至整个锥体长度上0.005毫米的精度。内孔表面光洁度为Ra 0.4,锥面为Ra 0.2——足够光滑,可在主轴中稳固就位而不产生磨损。外径研磨至h6公差,这意味着50毫米夹头的外径测量值在49.981毫米至50.000毫米之间。这种严格的OD公差确保夹头在主轴鼻端同心就位,而不仅仅依靠锥度。如果您的主轴锥度磨损,h6外径允许您通过略微调整拉杆张力来补偿,而不会损失夹持力。

规格数值
产品类型数控加工自动车床夹头套装,重型系列
可用孔径尺寸50毫米、52毫米、55毫米、60毫米
材料20CrMnTi合金钢(表面渗碳)
硬度表面HRC 58-62,芯部HRC 35-40
夹持公差±0.005毫米
总跳动鼻端最大0.008毫米
表面光洁度(内孔)Ra 0.4
表面光洁度(锥面)Ra 0.2
外径公差h6
交货期图纸确认后15天
最小起订量无最小起订量,接受单套订购

每次发货前的检验:我们检查什么以及为何您应信任

没有完整的检验报告,我们不会发货任何夹头套装。每套夹头均在三坐标测量机(CMM)上检查锥度角、内孔直径和同轴度。跳动通过在测试夹具中安装夹头并在距鼻端50毫米处使用千分表进行验证——这比通常在25毫米处检查的行业标准更为严格。我们还对每批次的表面和芯部进行硬度测试,而不仅仅是首件。检验报告随货附上,因此您的来料质检团队可在几分钟内验证我们的数据。

此重型系列套装是否有最小起订量?

没有,我们接受单套四个夹头的订单,无最小起订量,且小批量订购的每套价格不会增加。

您能否针对我的特定棒料定制孔径尺寸或夹持范围?

可以,我们可以将任何夹头加工至3毫米至65毫米之间的定制直径,如果您需要对薄壁管材进行更严格的控制,我们还可以将夹持范围调整至±0.3毫米。

您如何确保一套四个夹头的质量控制?

每个夹头均在三坐标测量机上单独测量,跳动测试在匹配的测试夹具上进行,检验报告随套装一同发货,供您存档。

标准50-60毫米套装的典型交货期是多久?

我们将在订单确认后15天内发货标准套装,如果您确认图纸并支付少量加急费,我们可以加快至10天。

此套装与单独购买夹头的对比

从经销商处单独购买四个夹头通常比我们的直接套装价格高出20-30%,而且由于每种尺寸来自不同的仓库,您通常需要等待4-6周。使用此套装,您获得的是同一批次研磨的匹配夹头,这意味着四个夹头的锥度角在0.002毫米以内完全一致。当您在同一台机器上在50毫米和60毫米棒料之间切换时,这种一致性至关重要——您无需重新调整拉杆压力。此外,由于是一个箱子、一张发票、一个产地,您还能节省运费和报关手续。

如果您仍在为您的 spindle 选择合适的刀具,我们的数控刀具选择指南涵盖了如何将夹头夹持力与您的切削参数匹配。对于更严格的公差要求,我们的数控加工公差指南解释了跳动和表面光洁度如何转化为实际零件尺寸。

为何中国东莞的工厂能做到这一点——以及我们的不同之处

东莞一直是20年来中国精密制造的中心,我们的工厂自2005年以来就在这里运营数控机床和磨床。我们不是贸易公司;我们在现场运营12台数控车床和4台外圆磨床,这就是为什么我们能够控制热处理和研磨的整个过程。这种垂直整合是我们能够保证0.008毫米跳动和15天交货期的原因。当您从我们这里采购时,您是直接从车间购买,而不是通过深圳或广州的中间商。

在12小时内获得此套装的固定报价并下单

将您的图纸发送给我们,或只需指定您需要的孔径尺寸——我们将在12小时内确认精确尺寸、硬度和价格。将您的询价发送至sc@bquq.com,或发送WhatsApp消息至+86 13713157787。我们将回复固定报价、推荐的运输方式和交货日期。无最小起订量,无隐藏费用,每笔订单均免费提供检验报告。立即发送您的图纸,看看中国精密制造能有多快的响应速度。


相关产品

参数

参数能力范围
材料AL6061/7075, SUS303/304/316, 45#钢, T2铜, H59黄铜, POM, PEEK, 尼龙
公差±0.005mm标准,±0.003mm可按需定制
设备3/4/5轴CNC, 车铣复合, 瑞士型车床
表面处理阳极氧化, 镀镍, 镀锌, 钝化, 喷砂, 抛光
尺寸范围最大400 x 300 x 200 mm
打样72小时,样品无最小起订量
检测每批次提供完整报告,可按需提供CMM数据

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