CN1832792A - 具有分隔构件的壳体 - Google Patents

具有分隔构件的壳体 Download PDF

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CN1832792A
CN1832792A CNA2004800228120A CN200480022812A CN1832792A CN 1832792 A CN1832792 A CN 1832792A CN A2004800228120 A CNA2004800228120 A CN A2004800228120A CN 200480022812 A CN200480022812 A CN 200480022812A CN 1832792 A CN1832792 A CN 1832792A
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weld part
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welding
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CN100421762C (zh
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森川博
后藤雅则
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Roki Co Ltd
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    • 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
    • B29C66/32Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/322Providing cavities in the joined article to collect the burr
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
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    • B01D29/012Making filtering elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/30Filter housing constructions
    • 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
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    • B29C65/06Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using friction, e.g. spin welding
    • B29C65/0609Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using friction, e.g. spin welding characterised by the movement of the parts to be joined
    • B29C65/0618Linear
    • 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
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7802Positioning the parts to be joined, e.g. aligning, indexing or centring
    • B29C65/782Positioning the parts to be joined, e.g. aligning, indexing or centring by setting the gap between the parts to be joined
    • B29C65/7823Positioning the parts to be joined, e.g. aligning, indexing or centring by setting the gap between the parts to be joined by using distance pieces, i.e. by using spacers positioned between the parts to be joined and forming a part of the joint
    • B29C65/7829Positioning the parts to be joined, e.g. aligning, indexing or centring by setting the gap between the parts to be joined by using distance pieces, i.e. by using spacers positioned between the parts to be joined and forming a part of the joint said distance pieces being integral with at least one of the parts to be joined
    • 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
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/82Testing the joint
    • B29C65/8207Testing the joint by mechanical methods
    • B29C65/8246Pressure tests, e.g. hydrostatic pressure tests
    • 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
    • B29C66/13Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • B29C66/1312Single flange to flange joints, the parts to be joined being rigid
    • 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
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    • 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
    • B29C66/54Joining 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
    • B29C66/543Joining 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 joining more than two hollow-preforms to form said hollow articles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037Other properties
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    • B29K2995/0067Permeability to gases non-permeable
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Abstract

本发明公开一种具有分隔构件的壳体,其中,壳体和盖之间的焊接以及壳体和分隔构件之间的焊接可以通过密封性检测来确定。该壳体具有壳体(11),用于覆盖壳体(11)的盖(12),以及夹置在壳体(11)和所述盖(12)之间的分隔构件(13),分隔构件分隔壳体(11)和盖(12)的内部。壳体(11)和分隔构件(13)焊接的第二焊接部(22)设置在壳体(11)和盖(12)焊接的第一焊接部(21)的内侧,并且壳体(11)和分隔构件(13)焊接的第三焊接部(23)设置在第二焊接部(22)的内侧。此外,与空气相通的孔(24)设置在壳体(11)的第二焊接部(22)与第三焊接部(23)之间的那部分。

Description

具有分隔构件的壳体
技术领域
本发明涉及一种具有分隔构件的壳体,其中,壳体、盖和分隔所述壳体和所述盖的内部的分隔构件这三个构件焊接在一起。具体地说,具有分隔构件的壳体可以应用到用于过滤机动车的自动变速器机油的自动变速器滤清器中、降低发动机进气管道噪音的集成有共振器的减震箱(surge tank)中、用于过滤发动机进气管道中的空气的空气滤清器等中。
背景技术
壳体、盖和分隔构件三构件同时焊接的三构件焊接结构已被公知(例如,参考专利文献1)。图6和7示出了所述三构件焊接结构应用到自动变速器机油滤清器中的实例。在三构件同时焊接的三构件焊接结构中,用作分隔构件的滤芯2装配在盖1中,并且壳体3在其焊接到盖1上的同时焊接到滤芯2上。在图7中,阴影线部分示出了壳体3和盖1之间的焊接部4与壳体3和滤芯2之间的焊接部5。
自动变速器机油滤清器在焊接后经受密封性检验。所述密封性检验如下执行:壳体的开口3a由盖夹具6封闭,然后在盖1的开口1a产生负压。在产生所述负压的状态下,检测自动变速器机油滤清器中压力的变化。
专利文献:日本专利公报No.11-277628
发明内容
在传统的三构件焊接结构中,即使壳体3和滤芯2没有相互焊接,如果壳体3和盖1相互焊接,空气也不会从自动变速器机油滤清器的外部渗漏到其内部。因此,即使壳体3和滤芯2没有相互焊接,仍可判定密封性检验结果良好,并且所述自动变速器机油滤清器在此判定基础上被运送。
因此,本发明的目的是提供一种具有分隔构件的壳体,所述壳体不仅能够确定壳体和盖之间的焊接,而且还能确定所述壳体和分隔构件的之间的焊接。
本发明通过一种具有分隔构件的壳体来解决上述问题,所述具有分隔构件的壳体包括壳体(11),覆盖所述壳体(11)的盖(12),以及分隔构件(13),所述分隔构件夹置在所述壳体(11)和所述盖(12)之间以分隔所述壳体(11)和所述盖(12)的内部,其特征在于,所述壳体(11)和所述分隔构件(13)彼此焊接的第二焊接部(22)设置在所述壳体(11)和所述盖(12)相互焊接的第一焊接部(21)的内侧;所述壳体(11)和所述分隔构件(13)相互焊接在一起的第三焊接部(23)设置在所述第二焊接部(22)的内侧;以及与空气相通的孔(24)设置在所述第二焊接部(22)和所述第三焊接部(23)之间的所述壳体(11)中。
还有,本发明的特征在于,在上述具有分隔构件的壳体中,所述壳体(11)的第一焊接部(21)的焊接余量(19a)大于所述壳体(11)的第二焊接部(22)的焊接余量(19b)。
还有,本发明的特征在于,在上述具有分隔构件的壳体中,所述具有分隔构件的壳体为自动变速器机油滤清器,并且所述分隔构件为滤芯。
此外,本发明的特征在于,在上述具有分隔构件的壳体中,所述自动变速器机油滤清器的内部被所述滤芯(13)分成机油流上游侧上的粉尘侧(33)和机油流下游侧上的清洁侧(34),所述第二焊接部(22)和所述第三焊接部(23)设置在所述滤芯的粉尘侧(33)。
发明效果
根据本发明,如果壳体和滤芯之间的焊接不充分,空气通过与大气相通的孔渗漏到带有分隔构件的壳体中,穿过壳体的第三焊接部和滤芯。因此,可以确定壳体和滤芯之间的焊接。同样,壳体和盖之间的焊接可以采用与传统密封性检验相同的方法得以确定。
还有,根据本发明,设置在第二焊接部和第三焊接部之间用作存储焊接毛刺的凹槽可以制造得较小。
自动变速器机油滤清器通常浸没在油盘的机油中。对于这种自动变速器机油滤清器,重要的是壳体和滤芯应该确保被焊接。根据本发明,滤芯和壳体之间的焊接能够得以确定。
此外,根据本发明,即使在三构件被焊接时产生焊接毛刺,所述焊接毛刺也会被滤芯过滤,因此可防止其进入到自动变速器中。
附图说明
图1是根据本发明的一个实施例的滤油器的剖视图;
图2是图1所示的滤油器的平面图;
图3是图1中部分III的详细视图;
图4(A)是滤油器在焊接前的剖视图,以及图4(B)是滤油器在焊接后的剖面图;
图5是滤油器在进行密封性检验时的剖视图;
图6是传统滤油器的剖视图;以及
图7是图6中的部分VII的详细视图。
附图标记的说明
11壳体
12盖
13滤芯
19a第一焊接部分的焊接余量
19b第二焊接部分的焊接余量
21第一焊接部分
22第二焊接部分
23第三焊接部分
24孔
33粉尘侧
34清洁侧
具体实施方式
图1至3示出了根据本发明的一个实施例的具有分隔构件的自动变速器机油滤清器(以下简称为机油滤清器),该滤清器作为箱。该机油滤清器包括由树脂制成的壳体11,用于覆盖所述壳体11的由树脂制成盖12,以及夹置在所述壳体11和所述盖12之间用作分隔构件的滤芯13。所述机油滤清器在从图1所示的状态倒转过来的状态下浸没在油盘中的机油中。
壳体11具有机油用的进油口11a,盖12形成有与未示出的机油泵连接的出油口12a。与出油口12a连接的机油泵将油盘中的机油吸入进油口11a,通过滤芯13,然后通过出油口12a流出。油盘中的不洁净机油由滤芯13过滤。过滤的机油由机油泵输送到自动变速器。
壳体11具有下表面敞开的盆形,并且形成有凸缘15,所述凸缘的外边缘焊接到滤芯13和盖12上。盖12具有其下表面敞开的碗形,并且形成有凸缘16,所述凸缘的外边缘焊接到壳体11上。还有,壳体12形成有用于将机油滤清器固定在变速器壳体等上的安装部32、32。
滤芯13将机油滤清器的内部分隔成在机油流上游侧的粉尘侧33和在机油流下游侧的清洁侧34。滤芯13具有过滤介质31和由树脂制成的框架13b,其中,该过滤介质通过将由滤纸、非纺织物等构成的织物片打褶成峰与谷交错排列而形成,该框架用于包围过滤介质31的外边缘。
图3示出了壳体11、盖12和滤芯13三构件焊接在一起的三构件焊接结构。在盖12的凸缘16的上表面内边缘部分中形成有环形高度差部17,以使得滤芯13的外边缘部13a装配在高度差部17的内边缘。在壳体11的凸缘15的下表面外边缘部中形成有环形第一突出部19,并且在所述的第一突出部19的内侧的下表面内边缘部形成有环形第二突出部20。
壳体11的第一突出部19和盖12通过环形第一焊接部21相互焊接在一起。同样,壳体11的第一突出部19和滤芯13通过环形第二焊接部22相互焊接在一起。第二焊接部22设置在第一焊接部21的内侧。在该实施例中,壳体11的第一突起部19跨过盖12的高度差部17和滤芯13的外边缘部13a之间的边界进行焊接,以使得第一焊接部21和第二焊接部22相互连续。第一焊接部21和第二焊接部22不一定要相互连续,也可以相互分开。
在第二焊接部22的内侧,壳体11和滤芯13相互焊接在一起的第三焊接部23具有设置在第二焊接部22和第三焊接部23之间的预定间隙。第二焊接部22和第三焊接部23设置在滤芯的粉尘侧33以防止焊接毛刺进入清洁侧34并因而进入自动变速器。第二焊接部22和第三焊接部23之间的壳体11形成有通向空气的孔24。该孔具有圆形的横截面,并且设置在壳体11的四侧的每一侧上(参考图2)。孔24的形状和数量可以被适当地改变。
图4(A)示出了焊接前的滤芯,图4(B)示出了焊接后的滤芯。第一突出部19形成在壳体11的凸缘15的下表面外边缘部中,第二突出部20形成在内边缘部中,在第一突出部19和第二突出部20之间设置有预定的间隙,并且环形毛刺防止肋25形成在第二突出部20的内侧。环形毛刺防止肋26还形成在盖12的高度差部17的外侧。凹部27、28和29分别形成在盖12的毛刺防止肋26与壳体11的第一突出部19之间、壳体11的第一突出部19与壳体19的第二突出部20之间以及壳体11的第二突出部20与壳体11的毛刺防止肋25之间。这些凹部27、28和20用作毛刺贮存室。
在焊接前的第一突出部19中,形成有第一焊接部21的焊接余量19a(相对于盖12的焊接余量)和第二焊接部22的焊接余量19b(相对于滤芯的焊接余量)。所述第一焊接余量19a的高度大于所述第二焊接余量19b的高度。这是因为第一突起部19和第二突起部20之间的凹部28形成为尽可能的小。依据凹部28的尺寸,所述第一焊接余量21的高度和所述第二焊接余量22的高度可以是相同的。
三构件焊接方法包括如下步骤。首先,滤芯13装配到盖12的凸缘16的高度差部17上。因此,盖12的凸缘16的高度差部17的上表面和滤芯13的上表面彼此形成在同一平面上。在该平齐安装表面上,壳体11的第一突出部19和第二突出部20的下表面形成为彼此邻接,其在由箭头A标示的方向经受挤压,并且沿由箭头B标示的方向被施加振动。因此,壳体11的第一突出部19和第二突出部20与所述第一突出部19和第二突出部20在其上邻接的盖12和滤芯13的焊接表面通过摩擦加热熔化地连接在一起。与焊接夹具接合的肋15a、16a设置在壳体11和盖12的凸缘15、16的边缘上。
图5示出了正在进行密封性检验的机油滤清器。所述机油滤清器在焊接后进行密封性检验。密封性检验执行如下:壳体11的进油口11a例如由盖夹具30封闭,然后,在盖12的出油口12a处产生负压。在该状态下,检测滤清器中的压力变化。由于用在油盘中的机油滤清器处于负压状态下,所述该密封性检验是合适的。
如果壳体11和滤芯13之间的焊接不充分,空气将通过与空气连通的孔24渗漏到机油滤清器中,经过壳体11的第三焊接部23和第二焊接部22以及滤芯13(图5的路径(1)和(3))。因此,可以确定壳体11和滤芯13之间的焊接。还有,如果壳体11和盖12之间的焊接不充分,空气从机油滤清器的外面经过壳体11和盖12之间的焊接部21(图5的路径(2))渗漏到所述机油滤清器中,使得壳体11和盖12之间的焊接得以确定。
本发明的实施例不局限于上述实施例,并且其可以在本发明的本质不改变的范围内进行多种变化。例如,根据本发明的具有分隔构件的壳体不局限于机油滤清器,并且可以应用到降低发动机进气通道噪音的集成有共振器的减震箱上以及过滤发动机进气管中空气的空气滤清器上。还有,三构件焊接结构不局限于具有第一到第三焊接部的上述特定实例。此外,密封性检验同样不局限于上述实例。所述检验可以例如在正压下或在液体中进行。
实用性
本发明的应用实例可以应用到用于过滤机动车的自动变速器机油的自动变速器滤清器中、降低发动机进气管道噪音的集成有共振器的减震箱中、以及用于过滤发动机进气管道中的空气的空气滤清器等中。

Claims (4)

1、一种具有分隔构件的壳体,包括壳体、覆盖所述壳体的盖、以及分隔构件,所述分隔构件夹置在所述壳体和所述盖之间以分隔所述壳体和所述盖的内部,其特征在于,
所述壳体和所述分隔构件相互焊接的第二焊接部设置在所述壳体和所述盖相互焊接的第一焊接部的内侧;
所述壳体和所述分隔构件相互焊接的第三焊接部设置在所述第二焊接部的内侧;以及
与空气相通的孔设置在所述第二焊接部和所述第三焊接部之间的所述壳体中。
2、如权利要求1所述的具有分隔构件的壳体,其特征在于,所述壳体的第一焊接部的焊接余量大于所述壳体的第二焊接部的焊接余量。
3、如权利要求1或2所述的具有分隔构件的壳体,其特征在于,所述具有分隔构件的壳体为自动变速器机油滤清器,并且所述分隔构件为滤芯。
4、如权利要求1所述的具有分隔构件的壳体,其特征在于,所述自动变速器机油滤清器的内部被所述滤芯分成机油流上游侧上的粉尘侧和机油流下游侧上的清洁侧,以及
所述第二焊接部和所述第三焊接部设置在所述滤芯的粉尘侧上。
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