CN201866090U - 全陶瓷轴承 - Google Patents
全陶瓷轴承 Download PDFInfo
- Publication number
- CN201866090U CN201866090U CN2010206241117U CN201020624111U CN201866090U CN 201866090 U CN201866090 U CN 201866090U CN 2010206241117 U CN2010206241117 U CN 2010206241117U CN 201020624111 U CN201020624111 U CN 201020624111U CN 201866090 U CN201866090 U CN 201866090U
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- Prior art keywords
- rolling
- thrusting plate
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- 239000000919 ceramics Substances 0.000 title claims abstract description 16
- 238000005096 rolling process Methods 0.000 claims abstract description 36
- 239000000463 materials Substances 0.000 claims abstract description 14
- 239000004033 plastics Substances 0.000 claims description 9
- 229920003023 plastics Polymers 0.000 claims description 9
- 229910003726 AI2O3 Inorganic materials 0.000 claims description 8
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 8
- HBMJWWWQQXIZIP-UHFFFAOYSA-N Silicon carbide Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 8
- HQVNEWCFYHHQES-UHFFFAOYSA-N Silicon nitride Chemical compound data:image/svg+xml;base64,<?xml version='1.0' encoding='iso-8859-1'?>
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- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Chemical compound 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Abstract
Description
全陶瓷轴承
技术领域
[0001] 本实用新型涉及一种机械传动技术领域内的满足耐高温、高真空度的轴承,特别 涉及一种用于超高真空、超高温设备工作室内转盘主轴传动的全陶瓷轴承。
技术背景
[0002] 随着技术的发展,对于设备传动基础配件轴承提出了更高的要求,其性能直接影 响到设备的使用性能,特别是对一些在特殊工矿下使用设备对轴承提出更高要求,如高温, 轴承钢一般能承受的温度在150°C,即使是特种轴承钢使用温度不会超过400°C,而且传 统的轴承需要润滑脂,目前还没有能够承受400°C的有润滑脂,因此无法在使用温度超过 400°C的高温环境中长期正常工作;在超高真空镀膜机设备的工作室内,由于真空度要求比 较,传统的钢轴承由于采用油脂润滑,油脂在真空状态下挥发,真空工作室真空度很难满足 要求,该环境对轴承的要求是在无润滑脂的条件正常运转,而传统的钢轴承滚动体和套圈 之间的必须有油润滑才可以正常工作,一旦离开润滑脂,该轴承马上出现卡死、烧蚀问题, 导致轴承失效。要满足上述等工况的使用条件,传统的轴承钢轴承是无法满足要求的。
实用新型内容
[0003] 本实用新型所要解决的技术问题是要提供一种替代传统钢轴承,且耐高温、无油 脂润滑的全陶瓷轴承。
[0004] 为了解决以上的技术问题,本实用新型提供了一种全陶瓷轴承,该轴承由上推力 片、下推力片、保持架和滚动体组成,上推力片和下推力片之间有沟槽,滚动体装在保持架 的圆孔内,上推力片和下推力片与滚动体接触的部位设有椭圆形或圆形沟槽,上推力片和 下推力片的中心有孔,用于与轴连接,转矩经上推力片、滚动体、下推力片的沟道进行传递 实现传动,所述上推力片、下推力片和滚动体均为陶瓷材料。
[0005] 所述的上推力片、下推力片和滚动体的材料为氮化硅、氧化锆、氧化铝、碳化硅中 的任意一种或几种材料。
[0006] 所述保持架的材料为高刚性工程塑料、氮化硅、氧化锆、氧化铝、碳化硅中的任意一种。
[0007] 所述保持架的材料为高刚性工程塑料,其是外圆面带凹槽、圆面周边均勻分布通 孔的圆环结构。所述保持架外圆面带凹槽的深度大于滚动体的直径。
[0008] 所述保持架为陶瓷材料的圆面周边均勻分布上宽下窄锥形孔的圆环结构。所述保 持架圆面周边均勻分布上宽下窄的锥形孔,该锥形孔最小直径为滚动体的五分之四,锥形 孔最大直径稍大于滚动体直径。
[0009] 本实用新型的优越功效在于:
[0010] 1)采用高性能结构陶瓷材料替代传统轴承钢材料,在保证轴承精度的前提下,提 高了轴承耐高温、无油脂自润滑的性能,有效地实现了设备对轴承使用的要求;
[0011] 2)本实用新型与传统的轴承相比:具有耐高温,可实现在1200°C温度条件正常工作;不需要添加任何润滑脂,可正常运转,满足超高真空或高温使用要求。 附图说明
[0012] 图1是本实用新型结构示意图;
[0013] 图2是保持架为工程塑料材料的局部放大示意图;
[0014] 图3是保持架为陶瓷材料的局部放大示意图;
[0015] 图中标号说明
[0016] 1 一上推力片; 2—下推力片;
[0017] 3—保持架; 301—凹槽;
[0018] 302—通孔; 303—锥形孔;
[0019] 4—滚动体。
具体实施方式
[0020] 请参阅附图所示,对本实用新型作进一步的描述。
[0021] 如图1所示,本实用新型提供了一种全陶瓷轴承,该轴承由上推力片1、下推力片 2、保持架3和滚动体4组成,上推力片1和下推力片2之间有沟槽,滚动体4装在保持架3 的圆孔内,上推力片1和下推力片2与滚动体3接触的部位设有椭圆形或圆形沟槽,上推力 片1和下推力片2的中心有孔,用于与轴连接,转矩经上推力片1、滚动体4、下推力片2的 沟道进行传递实现传动,所述上推力片1、下推力片2和滚动体4均为陶瓷材料。
[0022] 所述的上推力片1、下推力片2和滚动体4的材料为氮化硅、氧化锆、氧化铝、碳化 硅中的任意一种或几种材料。上推力片1和下推力片2的制备过程如下:将氧化锆、氮化硅、 碳化硅、氧化铝粉体加入一定量烧结助剂,用酒精或水混合均勻、干燥、喷雾造粒、金属模具 干压成型、等静压成型、高温烧结、再对上推力片1和下推力片2内外径、两平面进行粗磨、 细磨、精磨,最后在上推力片1和下推力片2任意平面经行沟槽进行粗磨、细磨、精磨、采用 自制沟道超精研机进行超精研。要求上推力片1和下推力片2的沟道精度达到国家同类型 钢轴承的标准。将滚动体4装到保持架3中,用于与轴相连,实现力的传递。
[0023] 所述保持架3的材料为高刚性工程塑料、氮化硅、氧化锆、氧化铝、碳化硅中的任 意一种。
[0024] 如图2所示,所述保持架3的材料为高刚性工程塑料,其是外圆面带凹槽301、圆面 周边均勻分布通孔302的圆环结构。所述保持架外圆面带凹槽301的深度大于滚动体4的直径。
[0025] 保持架3的制备过程是:采用棒料,在车床上车出相应型号轴承所装滚动体4直径 的五分之三厚度的圆环,然后在工程塑料圆环边缘用有分度头的钻床或数控钻床均勻钻出 该型号保持架3要求的若干个符合滚动体直径尺寸五分之四的孔,最后在车床上将钻好孔 的工程塑料圆环外圆面车出一条凹槽301,凹槽的深度大于滚动体4的直径。
[0026] 如图3所示,所述保持架3为陶瓷材料的圆面周边均勻分布上宽下窄锥形孔303 的圆环结构。所述保持架圆面周边均勻分布上宽下窄的锥形孔303,该锥形孔303最小直径 为滚动体4的五分之四,锥形孔303最大直径稍大于滚动体4直径。
[0027] 保持架3的制备过程是:将氧化锆、氮化硅、碳化硅、氧化铝粉体加入一定量烧结助剂,用酒精或水混合均勻、干燥、喷雾造粒、金属模具干压成圆环形、等静压成型、高温烧 结、对陶瓷圆环两平面、内外径进行粗磨、细磨、精磨,最后圆环的内径大于上推力片1内 径、外径略小于上推力片1外径尺寸,圆环的高度为所装配的滚动体4直径的五分之三。然 后采用数控钻床用金刚石钻头在该圆环上外径周围均勻钻出该型号保持架3要求的若干 个上宽下窄的锥形孔303,该锥形孔303最小直径为滚动体4的五分之四,锥形孔303最大 直径略大于滚动体4直径。
[0028] 本实用新型的全陶瓷轴承经过盐雾试验符合轴承标准,经过高温测试,采用碳化 硅材料制成的轴承可在1200°C温度正常使用,经过安装在高真空设备上机测试,完全满足 高真空条件使用要求。
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103062217A (zh) * | 2011-10-21 | 2013-04-24 | 贵州红林机械有限公司 | 一种转动装置 |
CN104018978A (zh) * | 2014-05-16 | 2014-09-03 | 沈阳风电设备发展有限责任公司 | 一种径向推力轴承 |
CN104121278A (zh) * | 2014-07-10 | 2014-10-29 | 芜湖市海联机械设备有限公司 | 一种耐磨轴承 |
CN104279225A (zh) * | 2013-07-10 | 2015-01-14 | 上海佰诺泵阀有限公司 | 平面止推轴承 |
CN104279227A (zh) * | 2013-07-10 | 2015-01-14 | 上海佰诺泵阀有限公司 | 圆柱滚子轴承 |
CN108223584A (zh) * | 2016-12-09 | 2018-06-29 | 斯凯孚公司 | 组成部件和组成部件的制造方法 |
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CN103062217A (zh) * | 2011-10-21 | 2013-04-24 | 贵州红林机械有限公司 | 一种转动装置 |
CN104279225A (zh) * | 2013-07-10 | 2015-01-14 | 上海佰诺泵阀有限公司 | 平面止推轴承 |
CN104279227A (zh) * | 2013-07-10 | 2015-01-14 | 上海佰诺泵阀有限公司 | 圆柱滚子轴承 |
CN104018978A (zh) * | 2014-05-16 | 2014-09-03 | 沈阳风电设备发展有限责任公司 | 一种径向推力轴承 |
CN104018978B (zh) * | 2014-05-16 | 2017-02-08 | 沈阳风电设备发展有限责任公司 | 一种径向推力轴承 |
CN104121278A (zh) * | 2014-07-10 | 2014-10-29 | 芜湖市海联机械设备有限公司 | 一种耐磨轴承 |
CN104121278B (zh) * | 2014-07-10 | 2016-04-06 | 河北书浩轴承有限公司 | 一种耐磨轴承 |
CN108223584A (zh) * | 2016-12-09 | 2018-06-29 | 斯凯孚公司 | 组成部件和组成部件的制造方法 |
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