CN102288026B - 可倾滚筒式电阻回转炉炉胆托轮装置 - Google Patents

可倾滚筒式电阻回转炉炉胆托轮装置 Download PDF

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CN102288026B
CN102288026B CN 201110248937 CN201110248937A CN102288026B CN 102288026 B CN102288026 B CN 102288026B CN 201110248937 CN201110248937 CN 201110248937 CN 201110248937 A CN201110248937 A CN 201110248937A CN 102288026 B CN102288026 B CN 102288026B
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CN102288026A (zh
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蒋俊美
蒋阿生
蒋俊波
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Zhang Guiping
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Liyang Chaoqiang Chains Manufacture Co Ltd
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Abstract

本发明是一种可倾滚筒式电阻回转炉炉胆托轮装置。炉胆转轴上装有炉胆托盘,炉胆托盘由托轮支撑,托轮套装在轴承轴上,轴承轴固定安装在回转炉外壳上。其特点是:炉胆托盘中间为托盘凸缘,炉胆托盘两边为缩进的托盘支撑缘面。托轮由两个轴承B及在两个轴承B中间夹一直径比两个轴承B都小的垫圈构成。炉胆托盘中间的托盘凸缘活动套装在两个轴承B之间,其托盘凸缘厚度略小于垫圈厚度,托盘凸缘不与两边轴承B及中间垫圈接触。两个轴承B的轴承外圈分别与炉胆托盘两边的托盘支撑缘面相接触,炉胆托盘两边缩进的托盘支撑缘面分别与两个轴承B的轴承外圈配套设置。所述的两个轴承B均选用309轴承。本发明的优点是提供了一种安全可靠、经久耐用的可倾滚筒式电阻回转炉炉胆托轮装置。

Description

可倾滚筒式电阻回转炉炉胆托轮装置
技术领域
本发明涉及一种炉胆托轮装置,特别是一种可倾滚筒式电阻回转炉炉胆托轮装置。
背景技术
目前可倾滚筒式电阻回转炉如江苏理工大学机电总厂生产的“RGD 45型可倾式回转炉”及浙江省长兴县正达电炉厂生产的 “RG系列滚筒式气体渗碳炉”。主要用于对自行车、缝纫机、标准件、轴承钢球、滚柱和链条等小型零件的气体渗碳、碳氮共渗和光洁淬火等热处理。
其中炉胆托轮的主要功能是支撑炉胆托盘及炉胆转轴以进一步托住整个炉胆。如图1所示:可倾滚筒式电阻回转炉炉胆2的炉胆转轴4上装有炉胆托盘3,炉胆托盘3由托轮6支撑。托轮6中间套装在轴承A8上。轴承A8套装在轴承轴7上,轴承轴7固定安装在回转炉外壳1上。托轮6中间为托轮凹槽9。炉胆托盘3的托盘外圈5配合安装在托轮6中间的托轮凹槽9中。所述的轴承A8为206滚珠轴承,该轴承A8承载负荷力小,很容易损坏。炉胆托盘3的受力点仅为托盘外圈5,托盘外圈5仅与托轮凹槽9相接触,托轮凹槽9起到支撑炉胆托盘3及与炉胆托盘转动摩擦的作用。托轮凹槽9接触面很容易损坏及打滑。总之上述炉胆托轮装置安全性差,使用寿命短。
发明内容
本发明的目的是提供一种安全可靠、经久耐用的可倾滚筒式电阻回转炉的炉胆托轮装置。
本发明的技术方案是:一种可倾滚筒式电阻回转炉炉胆托轮装置。炉胆转轴上装有炉胆托盘,炉胆托盘由托轮支撑,托轮套装在轴承轴上,轴承轴固定安装在回转炉外壳上。其特点是:炉胆托盘中间为托盘凸缘,炉胆托盘两边为缩进的托盘支撑缘面。托轮由两个轴承B及在两个轴承B中间夹一直径比两个轴承B都小的垫圈构成。炉胆托盘中间的托盘凸缘活动套装在两个轴承B之间,其托盘凸缘厚度略小于垫圈厚度,托盘凸缘不与两边轴承B及中间垫圈接触。两个轴承B的轴承外圈分别与炉胆托盘两边的托盘支撑缘面相接触,炉胆托盘两边缩进的托盘支撑缘面分别与两个轴承B的轴承外圈配套设置。
所述的两个轴承B均选用309轴承。
本炉胆托轮装置采用309大型号双轴承结构,与炉胆托盘有两个大的接触面。这样使支撑受力面大,平衡面大,负荷能力大。因而本炉胆托轮装置不容易损坏,使用寿命长。
本发明的优点是提供了一种安全可靠、经久耐用的可倾滚筒式电阻回转炉炉胆托轮装置。
附图说明
下面结合附图和实施例对本发明作进一步说明。
图1是本发明原炉胆托轮装置的结构示意图。
图2是本发明新炉胆托轮装置的结构示意图。
图中:1、回转炉外壳,2、炉胆,3、炉胆托盘,4、炉胆转轴,5、托盘外圈,6、托轮,7、轴承轴,8、轴承A,9、托轮凹槽, 10、托盘凸缘,11、托盘支撑缘面,12、垫圈,13、轴承外圈,14、轴承B。
具体实施方式
如图2所示:一种可倾滚筒式电阻回转炉炉胆托轮装置。炉胆转轴4上装有炉胆托盘3,炉胆托盘3由托轮6支撑,托轮6套装在轴承轴7上,轴承轴7固定安装在回转炉外壳1上。其特点是:炉胆托盘3中间为托盘凸缘10,炉胆托盘3两边为缩进的托盘支撑缘面11。托轮6由两个轴承B14及在两个轴承B14中间夹一直径比两个轴承B14都小的垫圈12构成。炉胆托盘3中间的托盘凸缘10活动套装在两个轴承B14之间,其托盘凸缘10的厚度略小于垫圈12的厚度,托盘凸缘10不与两边轴承B14及中间垫圈12接触。两个轴承B14的轴承外圈13分别与炉胆托盘3两边的托盘支撑缘面11相接触,炉胆托盘3两边缩进的托盘支撑缘面11分别与两个轴承B14的轴承外圈13配套设置。
所述的两个轴承B14均选用309轴承。

Claims (2)

1.一种可倾滚筒式电阻回转炉炉胆托轮装置,炉胆转轴上装有炉胆托盘,炉胆托盘由托轮支撑,托轮套装在轴承轴上,轴承轴固定安装在回转炉外壳上,其特征在于:炉胆托盘中间为托盘凸缘,炉胆托盘两边为缩进的托盘支撑缘面,托轮由两个轴承B及在两个轴承B中间夹一直径比两个轴承B都小的垫圈构成,炉胆托盘中间的托盘凸缘活动套装在两个轴承B之间,其托盘凸缘厚度略小于垫圈厚度,托盘凸缘不与两边轴承B及中间垫圈接触,两个轴承B的轴承外圈分别与炉胆托盘两边的托盘支撑缘面相接触,炉胆托盘两边缩进的托盘支撑缘面分别与两个轴承B的轴承外圈配套设置。
2.根据权利要求1所述的一种可倾滚筒式电阻回转炉炉胆托轮装置,其特征在于:所述的两个轴承B均选用309轴承。
CN 201110248937 2011-08-28 2011-08-28 可倾滚筒式电阻回转炉炉胆托轮装置 Expired - Fee Related CN102288026B (zh)

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