产品

BQUQ CNC加工BT30 ER弹簧夹头刀柄,适用于主轴

这款BT30 ER弹簧夹头刀柄如何提升您主轴的精度 这是一款CNC加工的BT30 ER弹簧夹头刀柄,专为您的CNC主轴的BT30锥度接口设计。它可夹持ER16至ER32的弹簧夹头,在夹头鼻端保证刀具的TIR(总指示跳动)不超过0.005 mm。这意味着刀具定心可重复,废品率降低,并且批次间表面光洁度差异显著减小——通常在铝和钢上从Ra 1.6 µm降至Ra 0.8 µm。 我们在5轴马扎克机床上一


分享此产品


获取报价

产品详情

这款BT30 ER弹簧夹头刀柄如何提升您主轴的精度

这是一款CNC加工的BT30 ER弹簧夹头刀柄,专为您的CNC主轴的BT30锥度接口设计。它可夹持ER16至ER32的弹簧夹头,在夹头鼻端保证刀具的TIR(总指示跳动)不超过0.005 mm。这意味着刀具定心可重复,废品率降低,并且批次间表面光洁度差异显著减小——通常在铝和钢上从Ra 1.6 µm降至Ra 0.8 µm。

我们在5轴马扎克机床上一次装夹完成锥度和夹头座的加工,确保几何形状严格符合BT30标准(MAS-403 BT)。结果就是刀柄装入主轴时无摆动,夹紧夹头时无变形,即使在12,000 RPM转速下也能牢固夹持钻头、立铣刀和铰刀。标准尺寸的交期为15天;定制长度和特殊柄部选项需增加3-5天。

ER弹簧夹头如何无跳动地夹紧刀具

ER弹簧夹头的工作原理是通过挤压开槽的夹头来包紧刀具柄部。BT30刀体内部锥角(每侧8°)与ER夹头的外部锥度相匹配。当您拧紧锁紧螺母时,夹头均匀压缩,沿刀具整个接触长度夹紧——而不是像螺钉固定式刀柄那样仅两点接触。

我们的BT30 ER夹头刀柄在一次装夹中完成夹头座和内部螺纹的加工。这消除了常见的螺纹不对齐导致夹头压缩不均的问题。我们还在热处理后磨削鼻端直径,使夹头袋与BT30锥度之间的同心度保持在0.003 mm以内。这就是为什么我们的跳动规格是在距鼻端4×D处为0.005 mm,而不仅仅是在夹头端面。

对于高速加工,我们标准配置将每个刀柄在20,000 RPM下平衡至G2.5等级。如果您需要更高等级,我们可以额外增加48小时生产时间,在30,000 RPM下平衡至G1.0。这能保持低振动,根据我们的内部测试,可直接延长刀具寿命高达30%。

我们使用的材料与热处理工艺

我们采用20CrMnTi合金钢(相当于AISI 8620)制造刀体和锁紧螺母。这种材料在渗碳后具有坚韧的芯部——表面硬度达到HRC 58-60,而芯部保持在HRC 35-40以吸收冲击而不开裂。对于夹头座,我们额外进行氮化处理,仅在磨损表面达到HRC 62-64,这减少了插入和取出刀具时的摩擦。

所有关键表面——BT30锥度、夹头袋和螺纹侧面——均在热处理后进行磨削。磨削去除脱碳层,使锥度表面光洁度达到Ra 0.4 µm,夹头座达到Ra 0.8 µm,外部刀体达到Ra 1.6 µm。除非您要求,我们不使用发黑氧化涂层;裸露的磨削钢为高精度加工提供最佳尺寸稳定性。

锁紧螺母采用40Cr钢(AISI 5140)制造,硬化至HRC 48-52。它们带有滚花以提供可靠握持,并加工有精密凹槽以适配标准C型扳手。螺母的螺纹螺距为ER16用M18×1.5,ER25用M25×1.5,ER32用M32×1.5——均与通用ER夹头兼容,因此您不会被锁定在专有系统中。

每次发货前的检验流程

每件BT30 ER弹簧夹头刀柄在包装前都经过4点检验。首先,我们使用校准的气动量规检查BT30锥度——沿锥度的直线度接受极限为0.002 mm。其次,我们将刀柄安装在测试心轴上,使用分辨率为0.001 mm的千分表测量夹头鼻端和距鼻端100 mm处的跳动。第三,我们用10 mm HSS立铣刀扭矩测试一个ER夹头,并在夹紧负载下重新测量跳动。第四,我们使用通止规检查螺纹配合,确保锁紧螺母顺畅旋转无卡滞。

每个刀柄在法兰上蚀刻序列号。我们保留检验数据2年,因此如果您遇到问题,我们可以追溯批次、机床操作员和热处理炉记录。这种可追溯性是我们精密制造过程的一部分,而非事后补救。

我们还每50件抽样一件在洛氏硬度计上进行硬度测试,确认刀体HRC 58-60和氮化座HRC 62-64。如果任何样品不合格,整批将重新热处理并重新磨削。您永远不会收到跳过此步骤的刀柄。

尺寸、公差与订购数据

参数规格
锥度类型BT30(MAS-403 BT)带拉钉孔
夹头尺寸选项ER16、ER25、ER32
夹持范围ER16:Ø1-10 mm;ER25:Ø1-16 mm;ER32:Ø2-20 mm
刀体材料20CrMnTi(相当于AISI 8620),渗碳
硬度(刀体表面)HRC 58-60
硬度(夹头座,氮化)HRC 62-64
跳动(TIR)在鼻端/在100 mm处0.005 mm / 0.010 mm
表面光洁度(锥度/座/刀体)Ra 0.4 / Ra 0.8 / Ra 1.6 µm
平衡等级(标准)G2.5 @ 20,000 RPM
标准交期库存尺寸15天
最小起订量无最小起订量——可订购1件或1000件

我们还提供定制拉钉长度、用于深腔加工的加长颈部版本,以及按需提供内冷孔(最高70 bar)。只需发送您的图纸或带有关键尺寸的简单草图,我们将在24小时内确认可行性。

为什么我们省略额外涂层(以及何时应添加)

许多中国供应商对刀柄施加发黑氧化或TiN涂层以使其看起来更高级。我们默认不这样做。涂层会增加厚度——通常为0.005-0.010 mm——这可能会扭曲BT30锥度和夹头座的紧密公差。对于标准钢和铝加工,裸露的磨削钢是最精确的选择。

然而,如果您加工复合材料、石墨或高磨蚀性材料,我们可以在外部刀体上施加硬铬镀层(最大0.003 mm),但绝不在锥度或座上。这增加了耐磨性而不影响配合。我们还提供磷酸盐涂层,用于潮湿车间环境中的腐蚀防护——同样,仅限非关键表面。告诉我们您的应用,我们将推荐合适的表面处理。

对于高于50 Nm的高扭矩应用,我们推荐使用加长夹持长度的ER32版本。ER32夹头具有32 mm螺纹直径和40 mm夹持长度,在我们的实验室测试中,与ER25相比,刀具拉出量减少了15%。这对于不锈钢或Inconel合金的粗加工至关重要。

运输、包装与文件

每个刀柄单独用防锈纸包裹,放入带泡沫衬里的塑料盒中,然后装入瓦楞纸箱,所有侧面至少有5 cm泡沫垫。我们通过DHL、FedEx或UPS发货——由您选择——申报价值始终为实际交易价值,以确保海关清晰。对于超过10件的订单,我们可以提供带硅胶干燥剂的木箱,用于长期存储。

每次发货均包含装箱单、商业发票和符合性证书(CoC),注明批次材料等级、硬度和跳动测量值。如果您需要带有炉号和化学成分的完整材料测试证书(MTC),我们可以提供,但需额外延迟24小时。所有文件均为英文。

我们已向40多个国家发货,包括美国、德国、日本和澳大利亚。我们的出口包装符合ISPM-15木材标准,我们处理我方所有出口清关。您只需提供有效的送货地址和快递联系电话。

这些BT30 ER弹簧夹头刀柄的最小起订量是多少?

没有最小起订量——您可以订购单件进行测试,单价与批量订单相同。

您能定制柄部长度或添加内冷孔吗?

是的,我们可以加工总长度达150 mm的加长颈部版本,并添加最高70 bar的内冷孔,需延迟2天并收取少量设置费。

您如何确保运输后跳动保持在0.005 mm以下?

我们在最终磨削后和包装前检查每件产品,并使用减震包装防止运输过程中变形。

标准BT30 ER25弹簧夹头刀柄的交期是多少?

标准尺寸在订单确认后15天内发货;如果您需要更快,我们可以加急至7天,需收取10%加急费。

12小时内获得确定报价

将您的图纸或仅刀具清单发送给我们——我们将在12小时内回复每件确定价格、确认交期,以及如果需要的话提供样品检验报告。我们是一家位于东莞的精密制造工厂,拥有20年CNC加工经验,我们不会转包您的工作。

将您的询价发送至sc@bquq.com或通过WhatsApp联系我们:+86 13713157787。如果您正在比较供应商,请向我们索取您所在地区当前BT30用户的参考列表。有关在弹簧夹头刀柄和其他刀柄之间选择的更广泛视角,请阅读我们的CNC刀具选择指南。如果您想了解我们工作的公差极限,我们的CNC加工公差指南解释了跳动和表面光洁度的实际方面。有关编程期间缩短循环时间的改进,请参阅我们的高级刀具路径策略文章

我们所有的BT30 ER弹簧夹头刀柄均在中国制造,我们全球发货,无最小起订量。立即发送您的图纸,我们将在您的咖啡冷却前确认报价。


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

联系我们报价
获取报价
我们使用cookie来改善您的在线体验。继续浏览本网站即表示您同意我们使用cookie

Cookies

Please read our Terms and Conditions and this Policy before accessing or using our Services. If you cannot agree with this Policy or the Terms and Conditions, please do not access or use our Services. If you are located in a jurisdiction outside the European Economic Area, by using our Services, you accept the Terms and Conditions and accept our privacy practices described in this Policy.
We may modify this Policy at any time, without prior notice, and changes may apply to any Personal Information we already hold about you, as well as any new Personal Information collected after the Policy is modified. If we make changes, we will notify you by revising the date at the top of this Policy. We will provide you with advanced notice if we make any material changes to how we collect, use or disclose your Personal Information that impact your rights under this Policy. If you are located in a jurisdiction other than the European Economic Area, the United Kingdom or Switzerland (collectively “European Countries”), your continued access or use of our Services after receiving the notice of changes, constitutes your acknowledgement that you accept the updated Policy. In addition, we may provide you with real time disclosures or additional information about the Personal Information handling practices of specific parts of our Services. Such notices may supplement this Policy or provide you with additional choices about how we process your Personal Information.


Cookies

Cookies are small text files stored on your device when you access most Websites on the internet or open certain emails. Among other things, Cookies allow a Website to recognize your device and remember if you've been to the Website before. Examples of information collected by Cookies include your browser type and the address of the Website from which you arrived at our Website as well as IP address and clickstream behavior (that is the pages you view and the links you click).We use the term cookie to refer to Cookies and technologies that perform a similar function to Cookies (e.g., tags, pixels, web beacons, etc.). Cookies can be read by the originating Website on each subsequent visit and by any other Website that recognizes the cookie. The Website uses Cookies in order to make the Website easier to use, to support a better user experience, including the provision of information and functionality to you, as well as to provide us with information about how the Website is used so that we can make sure it is as up to date, relevant, and error free as we can. Cookies on the Website We use Cookies to personalize your experience when you visit the Site, uniquely identify your computer for security purposes, and enable us and our third-party service providers to serve ads on our behalf across the internet.

We classify Cookies in the following categories:
 ●  Strictly Necessary Cookies
 ●  Performance Cookies
 ●  Functional Cookies
 ●  Targeting Cookies


Cookie List
A cookie is a small piece of data (text file) that a website – when visited by a user – asks your browser to store on your device in order to remember information about you, such as your language preference or login information. Those cookies are set by us and called first-party cookies. We also use third-party cookies – which are cookies from a domain different than the domain of the website you are visiting – for our advertising and marketing efforts. More specifically, we use cookies and other tracking technologies for the following purposes:

Strictly Necessary Cookies
These cookies are necessary for the website to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site will not then work. These cookies do not store any personally identifiable information.

Functional Cookies
These cookies enable the website to provide enhanced functionality and personalisation. They may be set by us or by third party providers whose services we have added to our pages. If you do not allow these cookies then some or all of these services may not function properly.

Performance Cookies
These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.

Targeting Cookies
These cookies may be set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant adverts on other sites. They do not store directly personal information, but are based on uniquely identifying your browser and internet device. If you do not allow these cookies, you will experience less targeted advertising.

How To Turn Off Cookies
You can choose to restrict or block Cookies through your browser settings at any time. Please note that certain Cookies may be set as soon as you visit the Website, but you can remove them using your browser settings. However, please be aware that restricting or blocking Cookies set on the Website may impact the functionality or performance of the Website or prevent you from using certain services provided through the Website. It will also affect our ability to update the Website to cater for user preferences and improve performance. Cookies within Mobile Applications

We only use Strictly Necessary Cookies on our mobile applications. These Cookies are critical to the functionality of our applications, so if you block or delete these Cookies you may not be able to use the application. These Cookies are not shared with any other application on your mobile device. We never use the Cookies from the mobile application to store personal information about you.

If you have questions or concerns regarding any information in this Privacy Policy, please contact us by email at . You can also contact us via our customer service at our Site.