CN110906734B - 一种刹车盘连续式渗硅炉及其工作方法 - Google Patents
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Abstract
本发明涉及一种刹车盘连续式渗硅炉及其工作方法,属于碳陶刹车盘生产技术领域,装置包括外炉壳、真空室、高温反应室、低温缓冲室,均设有保护气充气装置,真空室两侧设有真空密封门,高温反应室四周设有加热管,加热管通过调压器与智能温控仪连接,低温缓冲室设有保温层,高温反应室与低温缓冲室相互连通;外炉壳底部设有轨道、坩埚套筒,坩埚套筒经由轨道依次进入真空室、高温反应室、低温缓冲室。碳陶刹车盘装入坩埚套筒后推入真空室,将产品内氧气抽走,充氩气至微正压后送入高温反应室,进行溶硅渗透,渗透后由高温反应室送入低温缓冲室进行预降温,随后推出低温室进行出炉,实现流水线渗硅生产的目的,降低碳陶刹车盘的生产费用。
Description
技术领域
本发明涉及一种刹车盘连续式渗硅炉及其工作方法,属于碳陶刹车盘生产技术领域。
背景技术
目前国内碳碳/碳陶汽车刹车盘生产使用的多为感应真空渗硅炉生产,温度在1850℃至1450℃,因渗硅工艺原因只能进行炉批次生产,不能实现连续流水线式渗硅,造成成本浪费,且批量化生产成本高,周期长,导致沉积炉出现升温降温多次,生产成本高,生产周期较长限制了碳陶刹车盘的发展速度。
发明内容
针对现有技术的不足,本发明提供一种刹车盘连续式渗硅炉,具有连续式生产,过程中不需要进行升降温,提高设备的利用率,缩短产品生产周期,降低生产成本的目的。
本发明还提供上述渗硅炉的工作方法。
本发明的技术方案如下:
一种刹车盘连续式渗硅炉,包括外炉壳,外炉壳内设有真空室、高温反应室、低温缓冲室;
真空室、高温反应室、低温缓冲室均设有保护气充气装置,真空室两侧设有真空密封门,高温反应室四周设有加热管,加热管通过调压器与智能温控仪连接,通过低电压大电流的调压器与智能温控仪相互结合,保证室内保持一定的高温实现陶瓷化加热器外部包裹高温保温层,保证热量缓慢流失降低提高能效利用率;低温缓冲室设有保温层,用于高温室过来的产品不会出现极速降温产生的分子裂痕,高温反应室与低温缓冲室为相互连通;
外炉壳底部设有轨道,轨道上设有坩埚套筒,坩埚套筒用于存放刹车盘和硅料,坩埚套筒经由轨道依次进入真空室、高温反应室、低温缓冲室。坩埚套筒推入真空室进行预抽真空室,将产品内氧气抽走,快速充氩气至微正压后由轨道推入高温反应室,进行溶硅渗透,渗透后由高温送入低温缓冲室进行预降温,随后推出低温缓冲室进行出炉。
载料坩埚套筒可实现刹车盘产品及硅料装载,融化过程中不外流。
优选的,真空密封门向真空室外侧打开。在抽真空时在大气压的作用下将两测门板向内侧压实,使其保证一定的密封性,可实现炉内绝对真空50KPa的除氧要求。
优选的,真空密封门边缘设有密封条。进一步保证密封性。
优选的,真空密封门与高温反应室之间设有0.5mm的间隙。此间隙为高温反应室中的保护气出气端,真空除氧后快速充入保护气,为大气压,与高温反应室和低温缓冲室保持同一压力,用于保护由真空室进入高温反应室的刹车盘不被氧化。
优选的,加热管为鼠笼式加热管。
优选的,轨道上设有动力部分和承载部分,动力部分包括电机丝杠,承载部分包括滚珠轴承组和载料板,滚珠轴承组套设于电机丝杠的丝杠上,丝杠转动带动滚珠轴承组移动,载料板设于滚珠轴承组上方,载料板上设置坩埚套筒。电机丝杠用于将转动动力转为直线移动、带动载料板沿轨道行进。
进一步优选的,动力部分、保护气充气装置、智能温控仪均连接至控制电脑,由电脑控制动力部分的推动时机、推动距离、充气时机、加热温度。
进一步优选的,滚珠轴承组、载料板、轨道均为石墨材料制成。因此在高温与低温室石墨结构的滚珠轴承可实现良好的滚动运动。
优选的,保护气充气装置中提供的保护气为氩气。
一种利用上述连续式渗硅炉的工作方法,包括步骤如下:
设定动力部分每小时推动一次、每次推动距离为2米,设置真空室的长度为2米、高温反应室的长度为2米、低温缓冲室的长度为6米;
设定真空室的保护气充气装置每小时真空充气一次,真空密封门每一小时打开一次;
将刹车盘和硅料放入坩埚套筒内,将坩埚套筒置于载料板上,启动电机丝杠,电机转动带动丝杠转动,滚珠轴承组带动载料板直线移动,移动至真空室时,真空室真空充气;再次移动时,真空室中的坩埚套筒进入高温反应室,反应时间为一小时,此时真空室中进入下一个坩埚套筒;再次移动时,高温反应室中的坩埚套筒进入低温缓冲室,后续坩埚依次进入;每一小时移动一次,高温反应室进入低温缓冲室中的坩埚套筒,在低温缓冲室中降温3小时,降温后推出低温缓冲室,实现阶段性投料循环生产。
通过程序自动控制保护气体提供的时间与充气量等,可实现流水线渗硅生产的目的降低碳陶刹车盘的生产费用。
本技术方案适用于提高碳陶刹车盘渗硅效率的设备,本炉型具有连续式生产,过程中不需要进行升降温,提高设备的利用率,缩短产品生产周期,降低生产成本的目的。
本发明的有益效果在于:
通过本发明的技术方案,碳陶刹车盘装入坩埚套筒后由载料板将坩埚推入预抽真空室,将产品内氧气抽走,充氩气至微正压后送入高温反应室,进行溶硅渗透,渗透后由高温反应室送入低温缓冲室进行预降温,随后推出低温室进行出炉,实现流水线渗硅生产的目的降低碳陶刹车盘的生产费用。
附图说明
图1为本发明连续式渗硅炉结构示意图;
其中:1、坩埚套筒,2、轨道,3、刹车盘,4、真空室,5、高温反应室,6、低温缓冲室,7、外炉壳。
具体实施方式
下面通过实施例并结合附图对本发明做进一步说明,但不限于此。
实施例1:
一种刹车盘连续式渗硅炉,包括外炉壳,外炉壳内设有真空室、高温反应室、低温缓冲室,如图1所示。
真空室、高温反应室、低温缓冲室均设有保护气充气装置,保护气充气装置中提供的保护气为氩气。真空室两侧设有真空密封门,真空密封门向真空室外侧打开。在抽真空时在大气压的作用下将两测门板向内侧压实,使其保证一定的密封性,可实现炉内绝对真空50KPa的除氧要求。真空密封门与高温反应室之间设有0.5mm的间隙。此间隙为高温反应室中的保护气出气端,真空除氧后快速充入保护气,为大气压,与高温反应室和低温缓冲室保持同一压力,用于保护由真空室进入高温反应室的刹车盘不被氧化。高温反应室四周设有加热管,加热管通过调压器与智能温控仪连接,通过低电压大电流的调压器与智能温控仪相互结合,保证室内保持一定的高温实现陶瓷化加热器外部包裹高温保温层,保证热量缓慢流失降低提高能效利用率;低温缓冲室设有保温层,用于高温室过来的产品不会出现极速降温产生的分子裂痕,高温反应室与低温缓冲室为相互连通;
外炉壳底部设有轨道,轨道上设有坩埚套筒,坩埚套筒用于存放刹车盘和硅料,坩埚套筒经由轨道依次进入真空室、高温反应室、低温缓冲室。坩埚套筒推入真空室进行预抽真空室,将产品内氧气抽走,快速充氩气至微正压后由轨道推入高温反应室,进行溶硅渗透,渗透后由高温送入低温缓冲室进行预降温,随后推出低温缓冲室进行出炉。
载料坩埚套筒可实现刹车盘产品及硅料装载,融化过程中不外流。
实施例2:
一种刹车盘连续式渗硅炉,其结构如实施例1所述,所不同的是,真空密封门边缘设有密封条,进一步保证密封性。
实施例3:
一种刹车盘连续式渗硅炉,其结构如实施例1所述,所不同的是,加热管为鼠笼式加热管。
实施例4:
一种刹车盘连续式渗硅炉,其结构如实施例1所述,所不同的是,轨道上设有动力部分和承载部分,动力部分包括电机丝杠,承载部分包括滚珠轴承组和载料板,滚珠轴承组套设于电机丝杠的丝杠上,丝杠转动带动滚珠轴承组移动,载料板设于滚珠轴承组上方,载料板上设置坩埚套筒。电机丝杠用于将转动动力转为直线移动、带动载料板沿轨道行进。
动力部分、保护气充气装置、智能温控仪均连接至控制电脑,由电脑控制动力部分的推动时机、推动距离、充气时机、加热温度。
滚珠轴承组、载料板、轨道均为石墨材料制成。因此在高温与低温室石墨结构的滚珠轴承可实现良好的滚动运动。
实施例5:
一种利用实施例4所述刹车盘连续式渗硅炉的工作方法,包括步骤如下:
设定动力部分每小时推动一次、每次推动距离为2米,设置真空室的长度为2米、高温反应室的长度为2米、低温缓冲室的长度为6米。
设定真空室的保护气充气装置每小时真空充气一次,真空密封门每一小时打开一次。
将刹车盘和硅料放入坩埚套筒内,将坩埚套筒置于载料板上,启动电机丝杠,电机转动带动丝杠转动,滚珠轴承组带动载料板直线移动,移动至真空室时,真空室真空充气;再次移动时,真空室中的坩埚套筒进入高温反应室,反应时间为一小时,此时真空室中进入下一个坩埚套筒;再次移动时,高温反应室中的坩埚套筒进入低温缓冲室,后续坩埚依次进入;每一小时移动一次,高温反应室进入低温缓冲室中的坩埚套筒,在低温缓冲室中降温3小时,降温后推出低温缓冲室,实现阶段性投料循环生产。
Claims (7)
1.一种刹车盘连续式渗硅炉的工作方法,
所述刹车盘连续式渗硅炉包括外炉壳,外炉壳内设有真空室、高温反应室、低温缓冲室;真空室、高温反应室、低温缓冲室均设有保护气充气装置,真空室两侧设有真空密封门,高温反应室四周设有加热管,加热管通过调压器与智能温控仪连接,低温缓冲室设有保温层,高温反应室与低温缓冲室为相互连通;外炉壳底部设有轨道,轨道上设有坩埚套筒,坩埚套筒用于存放刹车盘和硅料,坩埚套筒经由轨道依次进入真空室、高温反应室、低温缓冲室;
轨道上设有动力部分和承载部分,动力部分包括电机丝杠,承载部分包括滚珠轴承组和载料板,滚珠轴承组套设于电机丝杠的丝杠上,载料板设于滚珠轴承组上方,载料板上设置坩埚套筒;
动力部分、保护气充气装置、智能温控仪均连接至控制电脑,由控制电脑控制动力部分的推动时机、推动距离、充气时机、加热温度;
包括步骤如下:
设定动力部分每小时推动一次、每次推动距离为2米,设置真空室的长度为2米、高温反应室的长度为2米、低温缓冲室的长度为6米;
设定真空室的保护气充气装置每小时真空充气一次,真空密封门每一小时打开一次;
将刹车盘和硅料放入坩埚套筒内,将坩埚套筒置于载料板上,启动电机丝杠,电机转动带动丝杠转动,滚珠轴承组带动载料板直线移动,移动至真空室时,真空室真空充气;再次移动时,真空室中的坩埚套筒进入高温反应室,反应时间为一小时,此时真空室中进入下一个坩埚套筒;再次移动时,高温反应室中的坩埚套筒进入低温缓冲室,后续坩埚依次进入;每一小时移动一次,高温反应室进入低温缓冲室中的坩埚套筒,在低温缓冲室中降温3小时,降温后推出低温缓冲室,实现阶段性投料循环生产。
2.根据权利要求1所述的刹车盘连续式渗硅炉的工作方法,其特征在于,真空密封门向真空室外侧打开。
3.根据权利要求1所述的刹车盘连续式渗硅炉的工作方法,其特征在于,真空密封门边缘设有密封条。
4.根据权利要求1所述的刹车盘连续式渗硅炉的工作方法,其特征在于,真空密封门与高温反应室之间设有0.5mm的间隙。
5.根据权利要求1所述的刹车盘连续式渗硅炉的工作方法,其特征在于,加热管为鼠笼式加热管。
6.根据权利要求1所述的刹车盘连续式渗硅炉的工作方法,其特征在于,滚珠轴承组、载料板、轨道均为石墨材料制成。
7.根据权利要求1所述的刹车盘连续式渗硅炉的工作方法,其特征在于,保护气充气装置中提供的保护气为氩气。
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