CN113385989B - 一种非粘接性的多片磨边滚圆方法 - Google Patents

一种非粘接性的多片磨边滚圆方法 Download PDF

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CN113385989B
CN113385989B CN202110645742.XA CN202110645742A CN113385989B CN 113385989 B CN113385989 B CN 113385989B CN 202110645742 A CN202110645742 A CN 202110645742A CN 113385989 B CN113385989 B CN 113385989B
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梁永生
尹士平
孙超
王艺娜
刘清华
刘梅
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Anhui Guangzhi Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B1/00Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B9/00Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/08Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
    • B24B9/14Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B9/00Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/08Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
    • B24B9/14Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
    • B24B9/146Accessories, e.g. lens mounting devices
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/50Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57Improving the yield, e-g- reduction of reject rates

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

Abstract

本发明属于硒化锌红外光学晶体加工领域,具体公开了一种非粘接性的多片磨边滚圆方法。该方法包括以下步骤:S1.材料准备:准备若干块状或柱状透镜毛坯,将所述毛坯的端面洗净待用;S2.预处理:对块状的毛坯的两个端面双面研磨预处理,对所述柱状毛坯进行内圆切割预处理,使所述毛坯的端面之间平整、相互匹配的面型;S3.夹持:将所述预处理后的透镜毛坯依次叠在定心磨边机的夹持臂上,使相邻透镜毛坯的端面之间产生界面真空吸附效果;S4.磨边滚圆:开启定心磨边机,将透镜毛坯直径磨到设定尺寸,同时将偏心度纠正。采用本发明一种非粘接多片磨边滚圆的方法,能够大幅度降低了透镜毛坯材料的损耗,透镜毛坯预留加工直径能从常规最大的2mm减少到0.5mm以下。

Description

一种非粘接性的多片磨边滚圆方法
技术领域
本发明涉及硒化锌红外光学晶体加工领域,具体涉及一种非粘接性的多片磨边滚圆方法。
背景技术
在现有硒化锌材料透镜加工过程中,一般是将硒化锌粘接成长棒滚外圆或单片磨边,将毛坯加工成规则的圆片,然后在进行铣磨、精磨、抛光加工成透镜。而粘接成长棒由于偏心问题,加工的毛品需要预留1~2mm的直径滚外圆,对材料浪费极大,而硒化锌、硫化锌、锗、硫系玻璃等红外材料价格昂贵,过大的损耗会大幅度降低产品的利润空间。另一种常规的方法是切割成毛坯平片后,单片磨边,此方法效率较低,影响生产效率。
发明内容
针对现有技术中存在的问题,本发明的目的是提供一种非粘接性的多片磨边滚圆方法,该方法可减少磨边设备、磨边人员的投入,减少场地、人员培训成本,提高生产效率。
为实现本发明目的,具体方案如下:
一种非粘接性的多片磨边滚圆方法,包括以下步骤:
S1.材料准备:准备若干块状或柱状透镜毛坯,将所述透镜毛坯的端面洗净待用;
S2.预处理:对块状的透镜毛坯的两个端面双面研磨预处理,或对所述柱状透镜毛坯进行内圆切割预处理,使所述透镜毛坯端面的面型平整、相互匹配;
S3.夹持:将所述预处理后的透镜毛坯依次叠在定心磨边机的夹持臂上,使相邻透镜毛坯的端面之间产生界面真空吸附效果,达到不使用粘胶也能粘合的效果;
S4.磨边滚圆:开启定心磨边机,将透镜毛坯直径磨到设定尺寸,同时将偏心度纠正。
进一步的,步骤S1中,块状或柱状透镜毛坯的材料为红外材料。进一步优选所述红外材料为硒化锌、硫化锌、锗、硫系玻璃中的至少一种。
进一步的,步骤S2中,所述毛坯的端面之间平整、相互匹配的状态参数设定为:毛坯端面的表面粗糙≥1200目,平行度≤5um。
进一步的,步骤S2中,双面研磨预处理过程参数为:双面研磨机中心齿圈转速6.0~7.0rpm,上盘转速6.0~8.0rpm,下盘转速8.0~10.0rpm,齿圈转速2~3rpm。进一步优选所述双面研磨机中心齿圈转速5.0rpm,上盘转速7.0rpm,下盘转速9.0rpm,齿圈转速2.55rpm。
进一步的,步骤S2中,内圆切割预处理过程参数为:进刀速度4~6mm/min,切割速度3~5mm/min,返回速度200~400mm/min,进一步优选所述进刀速度5mm/min,切割速度4mm/min,返回速度300mm/min。
进一步的,步骤S3中,夹持装配过程具体为:定心磨边机夹持左臂固定不动,将步骤S2预处理后的透镜毛坯依次叠在一起,夹持右臂压紧透镜毛坯。
进一步的,夹持装配过程中,根据所述透镜毛坯直径的大小,从左到右夹持,将所述直径最大的透镜毛坯放最左边。
相对现有技术,本发明的有益效果在于:
(1)采用本发明一种非粘接多片磨边滚圆的方法,能够大幅度降低了透镜毛坯材料的损耗,透镜毛坯预留加工直径能从常规最大的2mm减少到0.5mm以下。
(2)由于红外材料极脆,,尤其是硒化锌材料,稍微碰撞都会引起崩边导致产品报废,采用本发明一种非粘接多片磨边滚圆的方法,减少使用胶水将多片毛坯粘接和磨边后脱胶的步骤,解决了粘胶后夹持压碎透镜毛坯的报废、粘胶脱胶透镜毛坯装崩报废的问题,同时也避免了常规磨边粘胶、脱胶过程以及夹持过程产生的夹崩、撞崩等材料损耗,提高经济效益。
(3)采用本发明一种非粘接多片磨边滚圆的方法,提高定心磨边效率;减少磨边设备、磨边人员的投入;减少场地、人员培训成本;提高生产效率。
具体实施方式
下面对本发明进行详细描述,本部分的描述仅是示范性和解释性,不应对本发明的保护范围有任何的限制作用。此外,本领域技术人员根据本文件的描述,可以对本文件中实施例中以及不同实施例中的特征进行相应组合。
实施例1
本实施例提供一种非粘接多片磨边滚圆的方法,具体步骤如下:
S1.材料准备:准备硒化锌φ19.55mm*3.5mm毛坯若干片,将所述毛坯的端面洗净待用;
S2.预处理:对步骤S1所得硒化锌毛坯的两个端面进行双面研磨处理,研磨后端面表面为凹面型,表面粗糙度为1500目,上下端面平行度为-3um;
S3.夹持:取4片步骤S2预处理后所得透镜毛坯,将所述透镜毛坯依次叠在定心磨边机的夹持臂上,根据所述透镜毛坯直径的大小,从左到右夹持,所述直径最大的透镜毛坯放最左边,使相邻透镜毛坯的端面之间产生界面真空吸附效果;
S4.磨边滚圆:开启定心磨边机,调机速度:凸轮进给 185rpm, 主轴进给225rpm,磨边完成后透镜直径为φ19.05m,外观检测:无夹崩、夹裂;椭圆度:<0.005mm;垂直度<0.01mm;加工时间45秒。
实施例2
本实施例提供一种非粘接多片磨边滚圆的方法,具体步骤如下:
S1.材料准备:准备硒化锌φ12.9mm*1.5mm圆柱毛坯,将所述毛坯的端面洗净待用;
S2.预处理:对步骤S1所得硒化锌圆柱毛坯进行内圆切割处理,切割过程参数为:进刀速度5mm/min,切割速度4mm/min,返回速度300mm/min,切割后要求:端面表面平整或凹面型,表面粗糙度为1200目,上下端面平行度为-3um;
S3.夹持:取12片步骤S2预处理后所得透镜毛坯,将所述透镜毛坯依次叠在定心磨边机的夹持臂上,根据所述透镜毛坯直径的大小,从左到右夹持,所述直径最大的透镜毛坯放最左边,使相邻透镜毛坯的端面之间产生界面真空吸附效果;
S4.磨边滚圆:开启定心磨边机,调机速度:凸轮进给 210主轴进给265,磨边完成后透镜直径为φ12.4mm,外观检测结果:无夹崩、夹裂;椭圆度:小于0.005mm;垂直度:<0.01mm。加工时间35秒。
以上所述仅是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也应视为本发明的保护范围。

Claims (6)

1.一种非粘接性的多片磨边滚圆方法,其特征在于,包括以下步骤:
S1.材料准备:准备若干块状或柱状透镜毛坯,将所述透镜毛坯的端面洗净待用;
S2.预处理:对块状的透镜毛坯的两个端面双面研磨预处理,或对所述柱状透镜毛坯进行内圆切割预处理,使所述透镜毛坯端面的面型平整、相互匹配;
S3.夹持:将所述预处理后的透镜毛坯依次叠在定心磨边机的夹持臂上,使相邻透镜毛坯的端面之间产生界面真空吸附效果;
S4.磨边滚圆:开启定心磨边机,将透镜毛坯直径磨到设定尺寸,同时将偏心度纠正;
其中:步骤S1中,块状或柱状透镜毛坯的材料为红外材料;步骤S2中,所述透镜毛坯的端面之间平整、相互匹配的状态参数设定为:透镜毛坯端面的表面粗糙≥1200目,平行度≤5um,预处理后,所述透镜毛坯端面为凹面型。
2.如权利要求1所述一种非粘接性的多片磨边滚圆方法,其特征在于,所述红外材料为硒化锌、硫化锌、锗、硫系玻璃中的至少一种。
3.如权利要求1所述一种非粘接性的多片磨边滚圆方法,其特征在于,步骤S2中,双面研磨预处理过程参数为:双面研磨机中心齿圈转速6.0~7.0rpm,上盘转速6.0~8.0rpm,下盘转速8.0~10.0rpm,齿圈转速2~3rpm。
4.如权利要求1所述一种非粘接性的多片磨边滚圆方法,其特征在于,步骤S2中,内圆切割预处理过程参数为:进刀速度4~6mm/min,切割速度3~5mm/min,返回速度200~400mm/min。
5.如权利要求1所述一种非粘接性的多片磨边滚圆方法,其特征在于,步骤S3中,夹持装配过程具体为:定心磨边机夹持左臂固定不动,将步骤S2预处理后的透镜毛坯依次叠在一起,夹持右臂压紧透镜毛坯。
6.如权利要求5所述一种非粘接性的多片磨边滚圆方法,其特征在于,夹持装配过程中,根据所述透镜毛坯直径的大小,从左到右夹持,将直径最大的透镜毛坯放最左边。
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