CN104950411B - 具有通过粘合剂而彼此固定的多个部件的产品 - Google Patents

具有通过粘合剂而彼此固定的多个部件的产品 Download PDF

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CN104950411B
CN104950411B CN201510148491.9A CN201510148491A CN104950411B CN 104950411 B CN104950411 B CN 104950411B CN 201510148491 A CN201510148491 A CN 201510148491A CN 104950411 B CN104950411 B CN 104950411B
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inner space
entrance
holder
adhesive
space
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CN104950411A (zh
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高间大辅
古贺健志
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Denso Corp
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Denso Corp
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04Interconnection of layers
    • B32B7/12Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/025Mountings, adjusting means, or light-tight connections, for optical elements for lenses using glue
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1284Application of adhesive
    • B32B37/1292Application of adhesive selectively, e.g. in stripes, in patterns
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/142Laminating of sheets, panels or inserts, e.g. stiffeners, by wrapping in at least one outer layer, or inserting into a preformed pocket
    • BPERFORMING OPERATIONS; TRANSPORTING
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    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/16Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating
    • B32B37/18Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of discrete sheets or panels only
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50Constructional details
    • H04N23/51Housings
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
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    • H04N23/57Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
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    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/14Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C65/48Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/4805Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
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    • B29C65/52Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive
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    • B29C65/542Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive between pre-assembled parts by injection
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/05Particular design of joint configurations
    • B29C66/10Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112Single lapped joints
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
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    • B29C66/10Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/114Single butt joints
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/50General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53Joining single elements to tubular articles, hollow articles or bars
    • B29C66/532Joining single elements to the wall of tubular articles, hollow articles or bars
    • B29C66/5324Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length
    • B29C66/53245Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/50General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53Joining single elements to tubular articles, hollow articles or bars
    • B29C66/532Joining single elements to the wall of tubular articles, hollow articles or bars
    • B29C66/5326Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially flat
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/50General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
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    • B29C66/5344Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially annular, i.e. of finite length, e.g. joining flanges to tube ends
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/50General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
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    • B29C66/53Joining single elements to tubular articles, hollow articles or bars
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    • B29C66/5346Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/50General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
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    • B29C66/54Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/70General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
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    • BPERFORMING OPERATIONS; TRANSPORTING
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    • BPERFORMING OPERATIONS; TRANSPORTING
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2551/00Optical elements
    • 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
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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Studio Devices (AREA)
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Abstract

本发明提供了一种具有通过粘合剂而彼此固定的多个部件的产品,包括第一部件、第二部件和粘结剂。粘结剂填充由第一部件和第二部件环绕的内部空间。第二部件包括入口,该入口连通内部空间与第二部件的外部空间使得能够将粘合剂注入内部空间中。入口包括从外部空间朝向内部空间变窄的渐缩部。

Description

具有通过粘合剂而彼此固定的多个部件的产品
技术领域
本公开涉及一种具有通过粘合剂而彼此固定的多个部件的产品。
背景技术
已知如例如JP-A-2012-113185中描述的两个部件的组件以及在产品的组装期间使两个部件彼此固定的粘合剂的使用。JP-A-2012-113185公开了包括镜头镜筒、成像装置、底板以及固定构件的成像单元。镜头镜筒对一个或更多个光学元件进行保持。成像装置设置在底板上,并且获取由光学元件成像的对象图像。固定构件设置成环绕镜头镜筒。镜头镜筒和底板通过使用粘合剂由固定构件固定。
本发明的发明人已经对使用粘合剂来填充由于组装的两个部件而在两个部件之间所形成的空间进行了检查。结果,发明人设想了以下方法:在部件中的一个部件中形成入口,该入口环绕从外部连通至该空间的孔,并且用粘合剂从入口填充该空间。
然而,基于发明人进行的检查,上述方法具有如下问题。当产品为批量生产时,对于每个产品通常自动地执行填充粘合剂。在此情况下,从粘合剂分配器填充空间的粘合剂的量通常被控制为固定量。然而,即使当执行该控制时,用于填充的粘合剂的供给量方面也会发生变化。另外,由于每个产品的公差的原因,在由两个部件环绕的空间中也不可避免地出现变化。
为了牢固地固定这两个部件,优选的是在尽可能多的产品中用粘合剂填充空间。然而,当如此控制粘合剂的供给量时,在一些产品中粘合剂的供给量是过量的,并且粘合剂从入口溢出至外部。当粘合剂从入口溢出至外部时,出现产品的外观变得不美观等方面的问题。
发明内容
因此,期望降低在用于将粘合剂从入口填充由于组装的两个部件而在所述部件之间所形成的空间的技术中,粘合剂从入口溢出至外部空间的可能性。
第一示例性实施方式提供了一种产品,其包括:第一部件;第二部件;以及粘合剂,该粘合剂填充由第一部件和第二部件环绕的内部空间。第二部件包括入口,该入口连通第二部件的外部空间与内部空间使得能够将粘合剂注入内部空间中。入口包括从外部空间朝向内部空间变窄的渐缩部。
第二示例性实施方式提供了用于通过组装多个部件来生产产品的方法。该方法包括:提供作为多个部件的第一部件和第二部件,第二部件具有入口,该入口连通由第一部件和第二部件环绕的内部空间与第二部件的外部空间,该入口包括从外部空间朝向内部空间变窄的渐缩部;将粘合剂从入口经由渐缩部注入至内部空间中从而用粘合剂填充内部空间;以及由粘合剂将第一部件和第二部件固定。
第三示例性实施方式提供了成像装置,该成像装置包括壳体和安装在壳体中的相机模块。相机模块包括:镜筒,在该镜筒中布置有用于捕捉图像的光学系统;保持件,该保持件容纳该镜筒;以及粘合剂,该粘合剂填充由镜筒和保持件环绕的内部空间。保持件包括入口,该入口连通内部空间与保持件的外部空间使得能够将粘合剂注入至内部空间。入口包括从外部空间朝向内部空间变窄的渐缩部。
以此方式,入口具有从外部空间朝向内部空间变窄的渐缩部。因此,即使来自粘合剂分配器的粘合剂的供给量过量,渐缩部也能够接受的额外的粘合剂的量增加。因此,降低了粘合剂溢出入口的外侧(即,至外部空间)的可能性。
附图说明
在附图中:
图1是根据本公开内容的实施方式的成像装置的立体图;
图2是成像装置的部件的展开视图;
图3是相机模块的立体图;
图4是相机模块的立体图;
图5是相机模块的正视图;
图6是相机模块的部件的展开视图;
图7是沿图5中VII-VII截取的截面图;
图8是沿图7中VIII-VIII截取的截面图;
图9是将粘合剂注入至内部空间中的步骤的示意图;
图10是粘合剂填充内部空间的状态的示意图;
图11是粘合剂填充内部空间的状态的示意图;
图12是所对比的示例的示意图;
图13是粘合剂填充内部空间的状态的示意图;
图14是所对比的示例的示意图;以及
图15是本公开内容的变型示例的示意图。
具体实施方式
在下文中将参照图1至图15对本公开内容的实施方式进行描述。根据本实施方式的成像装置1安装在车辆中。成像装置1捕捉车辆前方区域的图像并且使用由成像获得的图像执行各种分析过程(比如图像识别过程)。然后,成像装置1输出结果的信号至车辆中的其他电子控制单元(ECU)(比如前灯控制ECU或车辆车道偏离检测ECU)。
如图1中所示,成像装置1具有壳体2和相机模块3。相机模块3从形成在壳体2的顶部表面上的中央部分附近的开口21部分地暴露。相机模块3是捕捉车辆前方区域的图像的部分。成像装置1附接至挡风玻璃(或者换句话说,前玻璃)的定位在车厢内的后视镜附近的部分。
此处,将对成像装置1的构型进行进一步描述。如图2中所示,成像装置1包括壳体2、相机模块3、控制板4、电连接线和下盖6。
如上所述,由金属制成的壳体2的顶部表面的中央附近形成有开口21,该开口21连接壳体2的内部和外部。成像装置1构造成使得相机模块3安装在壳体2中以从开口21部分地暴露。控制板4和电连接线5布置在相机模块3的下方。下盖6固定至壳体2控制板4和电连接线5的更下方。壳体2中的开口21的位置与控制板4相对。
凹部22形成为使得壳体2不阻挡相机模块3的成像区域。另外,开口21形成为使得不阻挡相机模块3的成像区域。
此处,将参照图3至图8对相机模块3的构型进行描述。相机模块3具有镜筒31、保持件32和相机板33。
镜筒31为大致筒形的树脂部件,其内侧布置有用于捕捉车辆前方区域的图像的光学系统。具体地,镜筒31的内侧布置有用于成像的镜头35a至35d和用于定位镜头35a至35d的垫片36a至36d。
更具体地,镜筒31具有梢端部31a、本体部31b、第一凸缘部31c、第二凸缘部31d和第三凸缘部31e。梢端部31a为其外径朝向梢端方向(图7中向左方向)减小的管状构件。本体部31b为其内径和外径大致固定的大致筒形构件。本体部31b的梢端(图7中左端部分)配装至梢端部31a的尾部中并且结合至梢端部31a的尾部。梢端部31a和本体部31b与作为轴线的光学轴线310同轴地设置。
第一凸缘部31c、第二凸缘部31d和第三凸缘部31e分别是具有孔的环形的盘形形状凸缘构件。第一凸缘部31c、第二凸缘部31d和第三凸缘部31e垂直地直立在本体部31b的外周向表面上从而环绕本体部31b的外圆周。
保持件32为容置镜筒31的构件并且相机板33通过螺纹连接固定至该保持件32。保持件32主要由树脂制成,但是也包含用于光阻挡的目的的碳。因为保持件32包含碳,所以当将稍后描述的用于固化粘合剂的激光辐照在保持件32上时,由于吸收,保持件32的温度迅速地增加。因此,增加了保持件32被损坏的可能性。
保持件32具有保持件基部32a和保持件管部32b。相机板33通过螺纹连接固定至保持件基部32a。具有大致筒形形状的保持件管部32b从保持件基部32a沿光学轴线310的方向延伸并且容置镜筒31。保持件基部32a和保持件管部32b一体地形成。
另外,如图3中所示,保持件管部32b的上侧上形成有环绕粘合剂注入孔的入口321。此外,如图4中所示,保持件管部32b的下侧上形成有环绕空气孔的空气出口322。如图7中所示,入口321和空气出口322关于在其之间的光学轴线310设置在两相对位置。更具体地,空气出口322连通至内部空间X内距入口321最远的位置。
相机板33为电路板,用于获取车辆前方区域的捕捉的图像的固态图像感测装置33a(比如互补金属氧化物半导体(CMOS)图像传感器)安装在该相机板33上。相机板33固定至保持件32的后表面。在镜筒31固定至保持件32并且相机板33固定至保持件32的状态下,固态图像感测装置33a布置在镜筒31内侧的镜头35a至35d的共同光学轴线310上。
因此,通过镜头35a至35d收集的光在固态图像感测装置33a上形成图像,并且固态图像感测装置33a基于该图像输出信号。壳体2中的开口21定位成与相机板33相对。
图2中所示电连接线5是将固态图像检测装置33a和相机板33的其他电路连接至安装在控制板4上的电路的线(比如柔性印刷电路板)。安装在控制板4上的电路包括执行上述分析过程等的检测单元。
此处,将对镜筒31和保持件32的组装及固定的方法进行描述。首先,在第一步骤处,操作者将镜筒31插入保持件32的保持件管部32b中。在该状态下,第一凸缘部31c、第二凸缘部31d和第三凸缘部31e与保持件管部32b的内壁的整个圆周接触,如图7中所示。
因此,在第二凸缘部31d侧的第一凸缘部31c的表面、在第一凸缘部31c侧的第二凸缘部31d的表面、在第一凸缘部31c和第二凸缘部31d之间的本体部31b的外周向表面的表面、在第一凸缘部31c与第二凸缘部31d之间的保持件管部32b的内壁表面环绕内部空间X。
如图8中所示,内部空间X是环形的(环状的)。为了比如通过粘合剂填充环形的内部空间X并且使本体部31b和保持件管部32b彼此固定,连通内部空间X与外部空间的入口321优选地形成为相对于内部空间X不是太大。
如图7和图8中所示,上述入口321和空气出口322形成在保持件管部32b的环绕内部空间X的部分中。内部空间X仅通过入口321和空气出口322与相机模块3的外侧的空间连通。
此处,将对入口321和空气出口322的形状进行描述。入口321是连通外部空间与内部空间X的开口以能够将稍后描述的粘合剂注入至内部空间X中。
如图8中所示,入口321的形状由两个不同的部分组成:布置在内部空间X侧上的喷嘴接纳部321a,和布置在相机模块3的外部空间(更具体地,保持件32的外部的空间)侧的渐缩部321b。
喷嘴接纳部321a具有固定的内径并且从入口321的内部空间X侧的端部沿朝向外部空间侧的方向延伸。因此,喷嘴接纳部321a的直径从外部空间朝向内部空间X不改变。喷嘴接纳部321a的内径等于或略微地大于将稍后描述的粘合剂注入喷嘴7的外径。例如,喷嘴接纳部321a的内径不小于粘合剂注入喷嘴7的外径的0.95倍并且不大于其1.0倍。
渐缩部321b从入口321外部空间侧的端部朝向内部空间X延伸并且连接至喷嘴接纳部321a的外部空间侧的端部。渐缩部321b具有通向外部空间的盆状形状。更具体地,渐缩部321b从相机模块3的外部空间朝向内部空间X变窄。换句话说,渐缩部321b的直径从相机模块3外部空间朝向内部空间X变小。
当设定与光学轴线310垂直的并且通过粘合剂注入孔的中央的虚拟线311时,喷嘴接纳部321a和渐缩部321b的垂直于虚拟线311所有截面均具有环形形状。另外,喷嘴接纳单元321a沿虚拟线311方向的高度是例如渐缩部321b沿虚拟线311方向的高度的一半。
空气出口322设置成当将稍后描述的粘合剂填充内部空间X时能够使内部空间X内的空气排出。空气出口322连通内部空间X与外部空间,并且具有固定的并且小于喷嘴接纳部321a内径的内径。空气出口322形成为与入口321同轴,并且空气出口322垂直于虚拟线311的所有截面均具有环形形状。
接下来,如图9中所示,在第二步骤,操作者将粘合剂分配器的粘合剂注入喷嘴7的梢端插入喷嘴接纳部321a并且从粘合剂注入喷嘴7喷射粘合剂8。然后,粘合剂8从喷嘴接纳部321a被供给至内部空间X。
粘合剂8是通过加热来固化的并且具有半透明的特性(即,通透的或半通透的)的热固性粘合剂。例如,粘合剂8是包含可透光的填充物的环氧树脂。
粘合剂注入喷嘴7的梢端部的外部形状具有与喷嘴接纳部321相同的形状,换句话说,具有直径不变的筒形形状。因此,在其中粘合剂注入喷嘴7与喷嘴接纳部321a在其之间大致没有间隙地相接触的区段是宽的。降低了粘合剂8从粘合剂注入喷嘴7与喷嘴接纳部321a之间的间隙(套管接合部)渗漏至外部空间中的可能性。
另外,因为空气出口322连通内部空间X与外部空间,粘合剂8流入内部空间X,并且空气通过空气出口322从内部空间X排出至外部空间。因此,降低了内部空间X内的空气阻止粘合剂8的流动的可能性。此外,因为空气出口322在内部空间X内距入口321最远的位置进行连通,因此维持空气排出功能直至最后,或换句话说直至粘合剂8填充完成为止。
根据本实施方式,成像装置1为批量生产的,并且通过相同的方法组装及固定批量生产的成像装置1的每个成像装置1的相机模块3。在组装和固定期间,从粘合剂注入喷嘴7喷射的粘合剂8的供给量被控制为是相同的。然而,即使在此情况下,来自粘合剂注入喷嘴7的供给量对每个成像装置1而言还是变化的(与产品的示例相对应)。另外,由于对于每个成像装置1的公差因此内部空间X中不可避免地出现变化。
为了牢固地固定镜筒31和保持件32,理想的是在尽可能多的成像装置1中用粘合剂8填充内部空间X。然而,当如此控制粘合剂8的供给量时,在一些成像装置做中粘合剂8的供给量可能过量,并且粘合剂8可能从内部空间X溢出至入口321。
同样在此情况下,当入口321具有如上所述渐缩部321b时,即使粘合剂8的供给量过量,渐缩部321能够接纳的额外的粘合剂8的量增加,如图10和图11中所示。因此,降低了粘合剂8溢出入口321的外侧(即,至外部空间)的可能性。此外,可以降低比如成像装置1的外观变得不美观的问题出现的频率。
如果入口321不具有渐缩部321b,并且如果从内部空间X侧的端部至外部空间侧的端部的直径不变,如图12中所示,那么供给量中能够接纳的额外的粘合剂8的量减少。然后,增加了粘合剂8溢出入口321外侧的可能性。
接下来,在第三步骤,如图13中所示,操作者从入口321将激光9辐照在粘合剂8上用于临时固定。由于激光9被辐照在入口321附近的粘合剂8上,以此方式,粘合剂8的接收辐照的部分被加热及固化。因此,镜筒31和保持件32通过固化的粘合剂8在入口321附近彼此固定。
激光9的直径大于喷嘴接纳部321a的直径使得即使当激光9的辐照位置略微地未对准时,激光9仍能够穿过由喷嘴接纳部321a形成的全部孔。因此,即使当激光9的辐照位置略微地未对准时,在内部空间X内的粘合剂8由激光9通过由喷嘴接纳部321a形成的孔辐照的部分的位置不会是不平衡的。因此,更牢固地执行临时固定。
然而,当激光9的直径变得大于喷嘴接纳部321a的直径时,激光9辐照在保持件管部32b上的可能性增加。在此情况下,因为保持件32包含如上所述的碳,由于在该保持件32上激光9的辐照的吸收使得保持件32的温度迅速地增加。因此,增加了保持件32被损坏的可能性。
因此,根据本实施方式,激光9的直径大于喷嘴接纳部321a的直径并且小于渐缩部321b的最大直径。因此,如图13中所示,保持件管部32b由在渐缩部321b内已经延展并且被保持的粘合剂8保护。激光9辐照覆盖的保持件管部32b的区域减小或变为零。因此,降低了保持件32被损坏的可能性。
如果入口321不具有渐缩部321b,并且如果从内部空间X侧的端部至外部空间侧的端部的直径不变,如图14中所示,那么激光9将无一例外地辐照在保持件管部32b上。因此,增加了保持件32被损坏的可能性。
接下来,在第四步骤,操作者逐渐地加热相机模块3。因此,粘合剂8在第三步骤中还未固化所有部分被固化。因此,完成了通过粘合剂8进行的镜筒31和保持件32的固定。
(其他实施方式)
本公开内容并不局限于上述实施方式而是可以根据需要在权利要求书的范围内进行修改。另外,上述实施方式并非相互无关地而是可以根据需要进行组合,除了其中明显不可能组合的示例之外。另外,在上述实施方式中,不言而喻的是构造实施方式的元件未必是必需的,除了其中元件特别公开的作为要件的情况,其中在原则上元件明显地是要件的情况等之外。
此外,在上述实施方式中,当提到数值比如实施方式的组成元件的数量、数值、量或范围时,所述数值并不限于指定的数字,除了其中特别公开的作为要件的指定数字的情况,其中在原则上数值明显地被限于指定数字的情况等之外。
此外,在上述实施方式中,当提到组成元件等的形状、位置关系等时,组成元件并不限于该形状、位置关系等,除了其中同样特别公开的情况,其中原则上组成元件限于该形状、位置关系等情况之外。例如,以下变型示例也是允许。以下变型示例在个体的基础上可以选择性地应用或不应用于上述实施方式。换句话说,以下变型示例的任意的结合可以应用于上述实施方式。
(第一变型示例)
根据上述实施方式,入口321具有喷嘴接纳部321a和渐缩部321b。然而,入口321未必需要具有喷嘴接纳部321a。例如,如图15中所示,入口321可以构造成仅具有渐缩部321b。
(第二变型示例)
根据上述实施方式,入口321的喷嘴接纳部321a的直径从外部空间朝向内部空间X不变。然而,喷嘴接纳部321a未必需要以此方式构造。
例如,入口321的喷嘴接纳部321a可以定形状成从外部空间朝向内部空间X变窄。在此情况下,喷嘴接纳部321a的直径沿着从外部空间朝向内部空间X的方向的变化率可以小于渐缩部321b的直径的变化率(即,变窄的量可以较小)。
然而,同样在这种情况下,如果喷嘴接纳部321a具有与粘合剂注入喷嘴7的外部形状相同的形状,那么能够减少粘合剂8从套管接合部的渗漏。在这种情况下,粘合剂注入喷嘴7也具有以与入口321的直径变化率类似的直径变化率来变窄的形状。
(第三变型示例)
根据上述实施方式,仅设置有连通内部空间X与外部空间的单个空气出口322。然而,也可以设置有多个空气出口322。
(第四变型示例)
根据上述实施方式,入口321和空气出口322均形成在保持件管部32b中。然而,入口321和空气出口322未必需要以此方式形成。例如,入口321可以形成在保持件32中,并且空气出口322可以形成在镜筒31的本体部31b中。
另外,例如,入口321和空气出口322可以均形成在镜筒31的本体部31b中。在此情况下,镜筒31对应于第二部件的示例,并且保持件32对应于第一部件的示例。
(第五变型示例)
粘合剂8未必需要是热硬化性类型的。

Claims (15)

1.一种相机模块,包括:
镜筒;
保持件,所述镜筒和所述保持件设置成环绕内部空间;以及
粘合剂,所述粘合剂填充由所述镜筒所述保持件环绕的所述内部空间,
所述保持件容置所述镜筒,
所述镜筒的外周表面和所述保持件的内周表面环绕所述内部空间,
所述保持件包括入口,所述入口连通所述内部空间与所述保持件的外部空间,使得能够将所述粘合剂注入所述内部空间中,
所述入口包括从所述外部空间朝向所述内部空间变窄的渐缩部以及喷嘴接纳部,粘合剂注入喷嘴插入所述喷嘴接纳部中,所述粘合剂注入喷嘴从所述入口向所述内部空间注入粘合剂,
所述喷嘴接纳部与所述渐缩部相比更靠近所述内部空间,
通过从所述入口辐照在所述粘合剂上的激光的辐照使经由所述喷嘴接纳部从所述内部空间扩散至所述渐缩部的所述粘合剂固化,所述激光的直径大于所述喷嘴接纳部的直径并且小于所述渐缩部的最大直径,
填充所述渐缩部的已固化的所述粘合剂形成为倒圆锥形。
2.根据权利要求1所述的相机模块,其中,
所述粘合剂通过激光的辐照被固化。
3.根据权利要求2所述的相机模块,还包括:
空气出口,所述空气出口独立于所述入口形成在所述镜筒或所述保持件中,并且连通所述外部空间与所述内部空间。
4.根据权利要求3所述的相机模块,其中,
所述空气出口连通至所述内部空间内距所述入口最远的位置。
5.根据权利要求4所述的相机模块,其中,
所述内部空间为环形空间。
6.根据权利要求5所述的相机模块,其中,
所述喷嘴接纳部具有与粘合剂注入喷嘴的外部形状相同的形状,所述粘合剂注入喷嘴将所述粘合剂从所述入口注入所述内部空间中。
7.根据权利要求5所述的相机模块,其中,
所述喷嘴接纳部具有从所述外部空间朝向所述内部空间不变的直径。
8.根据权利要求1所述的相机模块,还包括:
空气出口,所述空气出口独立于所述入口形成在所述镜筒或所述保持件中,并且连通所述外部空间与所述内部空间。
9.根据权利要求1所述的相机模块,其中,
所述内部空间为环形空间。
10.根据权利要求1所述的相机模块,其中,
所述喷嘴接纳部具有与粘合剂注入喷嘴的外部形状相同的形状,所述粘合剂注入喷嘴将所述粘合剂从所述入口注入所述内部空间中。
11.根据权利要求1所述的相机模块,其中,
所述喷嘴接纳部具有从所述外部空间朝向所述内部空间不变的直径。
12.根据权利要求1所述的相机模块,其中,
所述相机模块用于构造成像装置所述镜筒中布置有用于捕捉图像的光学系统。
13.根据权利要求1所述的相机模块,其中,
所述镜筒是形成为圆筒形的镜筒;
所述保持件是形成为圆筒形的管部。
14.一种用于通过组装多个部件来生产相机模块的方法,包括:
提供作为多个部件的镜筒和保持件,所述保持件具有入口,所述入口连通所述保持件的外部空间与由所述镜筒的外周表面和所述保持件的内周表面环绕的内部空间,所述入口包括从所述外部空间朝向所述内部空间变窄的渐缩部以及喷嘴接纳部,粘合剂注入喷嘴插入所述喷嘴接纳部中,所述粘合剂注入喷嘴从所述入口向所述内部空间注入粘合剂,所述喷嘴接纳部与所述渐缩部相比更靠近所述内部空间;
将粘合剂从所述入口经由所述渐缩部注入所述内部空间中从而用所述粘合剂填充所述内部空间;
将激光从所述入口辐照至所述粘合剂上并且通过激光的辐照使经由所述喷嘴接纳部从所述内部空间扩散至所述渐缩部的所述粘合剂固化,所述激光的直径大于所述喷嘴接纳部的直径并且小于所述渐缩部的最大直径,已固化的所述粘合剂填充所述渐缩部并且形成为倒圆锥形;以及
通过已固化的所述粘合剂将所述镜筒和所述保持件固定。
15.一种成像装置,包括:
壳体,以及
相机模块,所述相机模块安装在所述壳体中,
所述相机模块包括:
镜筒,在所述镜筒中布置有用于捕捉图像的光学系统;
保持件,所述保持件容置所述镜筒;以及
粘合剂,所述粘合剂填充由所述镜筒的外周表面和所述保持件的内周表面环绕的内部空间,
所述保持件包括入口,所述入口连通所述内部空间与所述保持件的外部空间,使得能够将所述粘合剂注入所述内部空间中,
所述入口包括从所述外部空间朝向所述内部空间变窄的渐缩部以及喷嘴接纳部,粘合剂注入喷嘴插入所述喷嘴接纳部中,所述粘合剂注入喷嘴从所述入口向所述内部空间注入粘合剂,
所述喷嘴接纳部与所述渐缩部相比更靠近所述内部空间,
通过从所述入口辐照在所述粘合剂上的激光的辐照使经由所述喷嘴接纳部从所述内部空间扩散至所述渐缩部的所述粘合剂固化,所述激光的直径大于所述喷嘴接纳部的直径并且小于所述渐缩部的最大直径,
填充所述渐缩部的已固化的所述粘合剂形成为倒圆锥形。
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