CN105270280A - 一种风挡进气格栅装饰条、加工模具及加工方法 - Google Patents
一种风挡进气格栅装饰条、加工模具及加工方法 Download PDFInfo
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- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
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Abstract
一种风挡进气格栅装饰条、加工模具及加工方法,涉及进气格栅技术领域。该装饰条主要技术要点是:蒙皮包裹在骨架的外表面,卡勾卡接在翼子板的翻边上,插销插接在风挡玻璃与车身A柱形成的缝隙内,蒙皮的一端搭接在风挡玻璃上,蒙皮的另一端与翼子板和车身A柱接触。该结构在满足卡接强度条件下,与风挡玻璃实现完全贴合,增加了车身结构的美观性。
Description
技术领域
本发明涉及进气格栅技术领域,特别涉及一种风挡进气格栅装饰条、加工模具及加工方法。
背景技术
汽车风挡进气格栅分体式设计中,由风挡进气格栅本体及其侧装饰盖组成,对于风挡进气格栅采用分体式设计时,风挡进气格栅装饰条目前通常的结构形式如下:风挡进气格栅装饰条需要与风挡、风挡进气格栅本体、车身翼子板配合,与翼子板采用卡接、粘接方式连接,与风挡玻璃处搭接和胶带粘接,与风挡进气格栅本体采用卡接和搭接的形式连接。
该结构的缺点是:通常装饰条采用单一注塑成型,材料一般选择硬质材料,这种配合形式虽然可以满足与翼子板配合处卡勾的强度,但是与风挡玻璃配合处只使用胶带粘贴容易产生翘曲,配合不良。且经过长时间的雨水冲刷,胶带易失效,与风挡玻璃配合处将出现缝隙,洗车用水或雨水将透过缝隙进入到发舱内,影响车辆的长期使用。
发明内容
为解决上述问题,本发明提出一种风挡进气格栅装饰条、加工模具及加工方法,其结构简单、便于加工、安全可靠。
本发明所采用的技术方案是:一种风挡进气格栅装饰条,其技术要点是:包括带有卡勾、插销的骨架和蒙皮;蒙皮包裹在骨架的外表面,卡勾卡接在翼子板的翻边上,插销插接在风挡玻璃与车身A柱形成的缝隙内,蒙皮的一端搭接在风挡玻璃上,蒙皮的另一端与翼子板和车身A柱接触。
一种风挡进气格栅装饰条的加工方法,技术要点是:包括:
利用骨架侧模具浇注一个带有卡勾和插销的骨架,旋转浇注好的骨架使其位于蒙皮侧模具的定模形腔内,在浇注好的骨架的基础上继续浇注蒙皮,形成第一个风挡进气格栅装饰条,骨架侧模具同时浇注下一个带有卡勾和插销的骨架;
当上述第一个风挡进气格栅装饰条被顶出后,再次旋转浇注好的骨架,使其位于蒙皮侧模具的定模形腔内,在浇注好的下一个骨架的基础上继续浇注蒙皮,形成下一个风挡进气格栅装饰条。
一种用于加工风挡进气格栅装饰条的模具,其技术要点是:用于获取带有卡勾和插销的骨架的骨架侧模具;用于将浇注好的骨架旋转至蒙皮侧模具的定模形腔内的旋转台;用于继续在骨架上浇注蒙皮的蒙皮侧模具;骨架侧模具的动模和蒙皮侧模具的动模固定在旋转台上并随旋转台转动。
本发明的优点及有益效果是:该风挡进气格栅装饰条、加工模具及加工方法,主要技术要点是:蒙皮包裹在骨架的外表面,卡勾卡接在翼子板的翻边上,插销插接在风挡玻璃与车身A柱形成的缝隙内,蒙皮的一端搭接在风挡玻璃上,蒙皮的另一端与翼子板和车身A柱接触。该结构在满足卡接强度条件下,与风挡玻璃实现完全贴合,增加了车身结构的美观性。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可根据这些附图获得其他的附图。
图1为本发明风挡进气格栅装饰条结构示意图;
图2为本发明风挡进气格栅装饰条与翼子板连接的结构示意图;
图3为本发明风挡进气格栅装饰条与风挡玻璃连接的结构示意图;
图4为本发明风挡进气格栅装饰条的工艺方法流程图;
图5为本发明风挡进气格栅装饰条浇注模具结构示意图;
图中序号说明如下:1骨架、2蒙皮、3卡勾、4插销、5翼子板、6风挡玻璃、7风挡进气格栅卡勾、8骨架侧模具、9旋转台、10骨架侧模具的动模、11蒙皮侧模具的动模、12蒙皮侧模具、13车身A柱。
具体实施方式
使本发明的上述目的、特征和优点能够更加明显易懂,下面结合附图1~5和具体实施方式对本发明作进一步详细的说明。
实施例1:
一种风挡进气格栅装饰条,包括带有卡勾3、插销4的骨架1和蒙皮2。蒙皮2包裹在骨架1的外表面,卡勾3卡接在翼子板5的翻边上,插销4插接在风挡玻璃与车身A柱13形成的缝隙内,蒙皮2的一端搭接在风挡玻璃6上,蒙皮2的另一端与翼子板5和车身A柱13接触。本实施例中的风挡进气格栅装饰条上还设置有风挡进气格栅卡勾7,该卡勾7卡接在风挡进气格栅的卡孔内。
实施例2:
一种风挡进气格栅装饰条的加工方法,包括:
步骤S101,利用骨架侧模具浇注一个带有卡勾和插销的骨架,具体为:首先骨架侧模具锁模,即设置骨架侧模具的动模和定模成闭合状态,锁模力为3.3tone;注塑机注塑骨架的浇口进胶,填充骨架材料,填充过程在1.54s内完成,制品在充填至98.81%时保压切换,切换压力为7.409Mpa,保持此压力冷却2s后,骨架注塑过程结束。
步骤S102,旋转浇注好的骨架使其位于蒙皮侧模具的定模形腔内:在旋转盘的作用下,使骨架侧模具的定模和蒙皮侧模具的动模随旋转盘旋转180°(即使两个动模成180°对调),保持骨架侧模具的定模和蒙皮侧模具的定模不动。
步骤S103,在浇注好的骨架的基础上继续浇注蒙皮,形成第一个风挡进气格栅装饰条,骨架侧模具同时浇注下一个带有卡勾和插销的骨架,具体为:骨架侧模具和蒙皮侧模具在锁模力为3.3tone条件下锁模,注塑机两个浇口全部打开,一个浇口用于在已经注塑好的骨架上注塑蒙皮材料,另一个浇口用于注塑另一个骨架,本实施例正是利用两套定模和动模这种方式实现了连续的注塑,本实施例中填充时间设定为1.54s,制品在充填至98.81%时保压切换,切换压力为7.409Mpa,保持此压力冷却2s。
步骤S104,当上述第一个风挡进气格栅装饰条被顶出后,再次旋转浇注好的骨架,使其位于蒙皮侧模具的定模形腔内,在浇注好的下一个骨架的基础上继续浇注蒙皮,形成对风挡进气格栅装饰条的连续注塑:保持蒙皮侧模具的定模不动,蒙皮侧模具动模在油缸推动下实现与定模分开,实现开模,蒙皮侧动模顶杆和斜顶对样件实现顶出,顶出过程在3.5s内完成,顶出的产品即为本风挡进气格栅装饰条成品。此时,本实施例中骨架侧动模的斜顶和顶杆不做顶出动作。风挡气格栅装饰条顶出后,蒙皮侧模具动模的斜顶和顶杆回位,在旋转盘的作用下,模具旋转180°,定模不动。重复步骤S104,实现对风挡进气格栅装饰条的连续生产。
实施例3:
一种用于加工风挡进气格栅装饰条的模具,包括:用于获取带有卡勾和插销的骨架的骨架侧模具8;用于将浇注好的骨架旋转至蒙皮侧模具的定模形腔内的旋转台9;用于继续在骨架上浇注蒙皮的蒙皮侧模具12;骨架侧模具的动模10和蒙皮侧模具的动模11固定在旋转台上9并随旋转台9转动。
虽然以上描述了本发明的具体实施方式,但是本领域内的熟练的技术人员应当理解,这些仅是举例说明,可以对这些实施方式做出多种变更或修改,而不背离本发明的原理和实质。本发明的范围仅由所附权利要求书限定。
Claims (3)
1.一种风挡进气格栅装饰条,其特征在于:包括带有卡勾、插销的骨架和蒙皮;蒙皮包裹在骨架的外表面,卡勾卡接在翼子板的翻边上,插销插接在风挡玻璃与车身A柱形成的缝隙内,蒙皮的一端搭接在风挡玻璃上,蒙皮的另一端与翼子板和车身A柱接触。
2.一种风挡进气格栅装饰条的加工方法,对权利要求1所述的风挡进气格栅装饰条进行加工,其特征在于:包括:
利用骨架侧模具浇注一个带有卡勾和插销的骨架,旋转浇注好的骨架使其位于蒙皮侧模具的定模形腔内,在浇注好的骨架的基础上继续浇注蒙皮,形成第一个风挡进气格栅装饰条,骨架侧模具同时浇注下一个带有卡勾和插销的骨架;
当上述第一个风挡进气格栅装饰条被顶出后,再次旋转浇注好的骨架,使其位于蒙皮侧模具的定模形腔内,在浇注好的下一个骨架的基础上继续浇注蒙皮,形成下一个风挡进气格栅装饰条。
3.一种用于加工风挡进气格栅装饰条的模具,对权利要求1所述的风挡进气格栅装饰条进行加工,其特征在于:用于获取权利要求2所述的带有卡勾和插销的骨架的骨架侧模具;用于将浇注好的骨架旋转至蒙皮侧模具的定模形腔内的旋转台;用于继续在骨架上浇注蒙皮的蒙皮侧模具;骨架侧模具的动模和蒙皮侧模具的动模固定在旋转台上并随旋转台转动。
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