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BQUQ 数控加工滚花旋钮手柄 精密制造 中国

本系列数控加工滚花旋钮手柄采用3轴和5轴数控车床生产,提供直纹和菱形滚花图案,确保在扭矩或油污车间条件下提供防滑握持。我们保证孔径和柄部的重复公差为±0.005毫米,表面粗糙度为Ra 0.8微米,硬度范围根据所选材料为28至45 HRC。每个旋钮均经过去毛刺、钝化处理(不锈钢)或发黑处理(钢材),标准订单从我们东莞工厂发货,交期7天。 经久耐用的滚花图案,承受反复扭矩 我们采用数控单点滚压或


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本系列数控加工滚花旋钮手柄采用3轴和5轴数控车床生产,提供直纹和菱形滚花图案,确保在扭矩或油污车间条件下提供防滑握持。我们保证孔径和柄部的重复公差为±0.005毫米,表面粗糙度为Ra 0.8微米,硬度范围根据所选材料为28至45 HRC。每个旋钮均经过去毛刺、钝化处理(不锈钢)或发黑处理(钢材),标准订单从我们东莞工厂发货,交期7天。

经久耐用的滚花图案,承受反复扭矩

我们采用数控单点滚压或切削滚花工艺,而非廉价的压制成型。这意味着菱形或直纹齿被挤压入表面,经过5000次手动拧紧循环后不会剥落或压平。标准齿距为0.5毫米、0.8毫米和1.0毫米,但如果您的应用需要超细握持纹理,我们可切削至0.3毫米的定制齿距。滚花深度公差控制在±0.05毫米,确保批次中每件产品纹理一致。

我们使用的材料与热处理工艺

我们备有1215易切削钢、303和316不锈钢、6061-T6铝以及C36000黄铜。对于钢制旋钮,我们提供仅针对滚花区域的感应淬火,表面硬度达到45 HRC,同时芯部保持28 HRC以确保韧性。不锈钢和铝制旋钮保持自然硬度,但如需洁净室兼容性,握持部分可进行电解抛光至Ra 0.4微米。黄铜旋钮可提供哑光镀镍处理,在不影响螺纹配合的情况下增加耐腐蚀性。

适用于压配或紧定螺钉安装的孔径与柄部公差

如果您的旋钮通过紧定螺钉安装到轴上,我们将孔径公差控制在H7等级(例如6毫米+0.012/0)。对于压配应用,我们将孔径加工至±0.003毫米的定制公差,并可在内径上增加滚花驱动环以增强抗拉脱强度。我们还可加工键槽、D型平面或用于圆柱销的横孔——请发送您的图纸,我们将根据您的轴规格锁定基准结构。孔径与外滚花直径之间的跳动量控制在0.02毫米TIR以内,确保旋钮在高速调节主轴上旋转平稳、无摆动。

每次发货前的检验流程

每批次产品均附带首件检验报告(FAIR),使用三坐标测量机检查孔径、滚花齿距和跳动量。我们还在2倍放大下进行100%目视检查,确认无刀痕、毛刺或滚花齿损坏。对于关键批次,我们增加表面粗糙度仪测试和滚花齿硬度测试——如果齿部过软,在5牛米扭矩扳手测试下会变形,我们会在包装前剔除这些零件。检验结果照片将在发货后24小时内通过电子邮件发送给您。

规格参数数值/范围
材料1215钢、303/316不锈钢、6061-T6铝、C36000黄铜
滚花类型直纹、菱形、交叉纹(定制齿距0.3–1.0毫米)
滚花深度公差±0.05毫米
孔径公差H7标准,压配±0.003毫米
跳动量(孔径至外径)0.02毫米TIR
表面粗糙度Ra标准0.8微米,可选0.4微米
硬度(钢材)感应淬火45 HRC(齿部),芯部28 HRC
尺寸范围外径10–80毫米,长度10–120毫米
交期标准7天,原型3天
起订量无起订量(接受1件)

无起订量条件下处理原型和小批量订单

我们的数控车床和车削中心专为快速换型而设计,因此1件样品的单件成本与100件相同——仅换型费用不同。对于原型订单,您支付50美元的固定换型费,我们通过DHL在3天内发货。如果您随后下达200件或以上的生产订单,我们将退还原型换型费。这是我们表达对自身工艺信心的方式,希望您在批量下单前先测试旋钮。

耐腐蚀与握持性能的表面处理

钢制旋钮采用发黑处理(MIL-DTL-13924),呈现哑光外观,耐盐雾腐蚀达96小时。不锈钢旋钮经过电解抛光,去除微小毛刺并改善钝化效果。铝制旋钮采用硬质阳极氧化(Type III,50微米),表面硬度提升至相当于60 HRC——如果旋钮将用于食品或化学品冲洗区域,这是最佳选择。黄铜旋钮可镀镍(5微米)或保持自然黄铜色,随时间自然形成包浆。

用于注塑手柄的螺纹嵌件和定制嵌件

如果您需要将金属旋钮嵌入塑料或橡胶注塑手柄中,我们可以加工螺纹嵌件(黄铜或不锈钢),带内螺纹(M4至M12)和外滚花用于锚固在注塑材料中。嵌件可加工为盲孔或通孔结构,我们将外滚花外径控制在±0.05毫米,确保其锁定在模具型腔中且无飞边。这是医疗器械手柄和汽车换挡旋钮的常见需求——我们备有16种标准嵌件尺寸的工装,定制件可在5天内完成。

最小起订量是多少?

无起订量——我们接受1件用于原型制作,10件用于试产,公差和表面处理与批量生产完全一致。

能否定制滚花齿距或形状?

可以,我们可切削0.3毫米至1.0毫米的定制滚花齿距,并可通过更改CNC程序或滚压模具加工直纹、菱形或左旋螺旋图案。

小批量订单如何保证质量?

每笔订单,即使是1件,都会进行三坐标测量机检验和放大目视检查;我们在包装前通过电子邮件发送检验报告。

5000件的交期是多久?

标准生产周期为7天,但5000件需增加3天进行全批次检验,因此DHL快递预计10天门到门交付。

有关影响滚花齿质量的刀具选择,请参阅我们的CNC刀具选择指南。要了解我们如何在孔径和跳动量上保持±0.005毫米精度,请参阅CNC加工公差指南

请发送您的旋钮图纸或样品,我们将在12小时内提供正式报价。邮箱:sc@bquq.com。WhatsApp:+86 13713157787。我们是一家中国精密制造企业,无起订量,全球发货。


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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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