CN111432939B - 分配壁的制造方法 - Google Patents

分配壁的制造方法 Download PDF

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CN111432939B
CN111432939B CN201880077756.2A CN201880077756A CN111432939B CN 111432939 B CN111432939 B CN 111432939B CN 201880077756 A CN201880077756 A CN 201880077756A CN 111432939 B CN111432939 B CN 111432939B
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CN111432939A (zh
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S·贝朗热
F·杜奎特
C·皮埃尔
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Aptar France SAS
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
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    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • B05B1/18Roses; Shower heads
    • B05B1/185Roses; Shower heads characterised by their outlet element; Mounting arrangements therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/26Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with means for mechanically breaking-up or deflecting the jet after discharge, e.g. with fixed deflectors; Breaking-up the discharged liquid or other fluent material by impinging jets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1042Components or details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/002Positioning devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/01Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00Containers or packages with special means for dispensing contents
    • B65D83/14Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B65D83/28Nozzles, nozzle fittings or accessories specially adapted therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00Containers or packages with special means for dispensing contents
    • B65D83/14Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B65D83/75Aerosol containers not provided for in groups B65D83/16 - B65D83/74
    • B65D83/753Aerosol containers not provided for in groups B65D83/16 - B65D83/74 characterised by details or accessories associated with outlets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1001Piston pumps
    • B05B11/1023Piston pumps having an outlet valve opened by deformation or displacement of the piston relative to its actuating stem
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02Spray pistols; Apparatus for discharge
    • B05B7/08Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point
    • B05B7/0892Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point the outlet orifices for jets constituted by a liquid or a mixture containing a liquid being disposed on a circle

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  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Nozzles (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
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Abstract

一种穿孔(O1、O2、O3)的喷雾壁(26)的制造方法,压力下的流体产品通过这些孔而被喷雾成细小液滴,该制造方法包括如下步骤:a‑使最初平的可变形材料的带变形,以形成弯曲区域,b‑在弯曲区域上穿出多个平行的孔,以形成弯曲的穿孔区域,c‑使弯曲的穿孔区域变形,以形成双重变形的穿孔区域(Z4),在该双重变形的穿孔区域处的孔(O1、O2、O3)是发散的,以及d‑围绕双重变形的穿孔区域(Z4)切割带(26i),同时有利地留出围绕双重变形的穿孔区域(Z4)的***平面范围(Z5),以获得喷雾壁(26)。

Description

分配壁的制造方法
技术领域
本发明涉及一种流体产品分配头的喷雾壁,其旨在与诸如泵或阀的分配构件相配合。流体产品分配头可以集成到或安装在分配构件上。分配头可包括支撑表面,以构成推杆,使用者按压该推杆以致动分配构件。作为变型,分配头可以不具有支撑表面。这种流体产品分配头经常用于香水、化妆品或者甚至制药领域。
常规的分配头,例如推杆型分配头,包括:
-使用者可以用手指,例如食指,按压的支撑表面,
-旨在与例如泵或阀的分配构件的出口连接的集液井,
-轴向安装壳体,主轴在其中延伸,壳体限定侧壁和前壁,以及
-斗形喷嘴,其包括大体上呈圆柱形的壁,该喷嘴的一端被形成喷雾孔的喷雾壁封闭,该喷嘴沿轴X安装在轴向安装壳体中,并且其圆柱形壁围绕主轴嵌入并且其轴向挡块喷雾壁抵靠主轴前壁。
背景技术
一般而言,集液井通过单个进液管连接到轴向安装壳体。另一方面,通常在喷嘴的喷雾壁处形成涡流***。涡流***通常包括多个切向涡流通道,这些切向涡流通道通向以喷嘴喷雾孔居中的涡流室。涡流***布置在喷雾孔上游。
在文献EP1878507A2中,描述了一种喷嘴的多个实施例,该喷嘴包括喷雾壁,多个直径约为1至100μm,公差为20%,大体上相同或完全相同的喷雾孔刺穿喷雾壁。这种喷雾壁可以产生液滴尺寸相对均匀的喷雾。在该文件的一个实施例中,壁是弯曲的,孔是发散的。但是喷雾锥角仍然很小。
在文献EP1698399A1中,喷雾壁厚度恒定,但是是弯曲的。垂直于壁所在平面开出多个孔,因此壁仍然是平面的。一旦壁是弯曲的,壁的曲率使孔发散。文献明确在弯曲后,孔在其整个长度上具有恒定的截面。在该文献中没有说明穿孔的平面的壁以何种方式或何时获得弯曲。在附图中,弯曲的曲率小,因而喷雾锥角小。
本发明旨在限定一种制造大锥角喷雾壁的方法,且该方法不必进行过度弯曲,过度弯曲很难甚至无法实现。
发明内容
为实现此目的,本发明提供了一种穿孔的喷雾壁的制造方法,压力下的流体产品通过这些孔而被喷雾成细小液滴,该制造方法包括如下步骤:
a.使最初平的可变形材料的带变形,以形成弯曲区域,
b.在弯曲区域上穿出多个平行的孔,以形成弯曲的穿孔区域,
c.使弯曲的穿孔区域变形,以形成双重变形的穿孔区域,在该双重变形的穿孔区域处的孔是发散的,以及
d.围绕双重变形的穿孔区域切割带,同时有利地留出围绕双重变形的穿孔区域的***平面范围,以获得喷雾壁。
根据简单实施例,步骤c-可以包括使弯曲的穿孔区域变平,以便产生平的双重变形的穿孔区域。换言之,从平面构型开始回到平面构型:同时,在临时弯曲的中间构型时穿孔。
根据另一个更成功的实施例,步骤c-可以包括通过使弯曲的穿孔区域的凹面变成凸面或者相反凸面变成凹面,使弯曲的穿孔区域变形,以便产生在另一个方向上弯曲的双重变形的穿孔区域。两次弯曲的形状和程度可以对称或不对称。弯曲区域和弯曲的双重变形的穿孔区域有利地限定相对于***平面范围小于30度的迎角。如果要制作带有45度倾斜孔的喷雾壁,即喷雾锥角为90度,那么两个弯曲区域中的每一个只需具有20度至25度的迎角。还可以使弯曲区域具有30度的迎角,并使双变形的弯曲穿孔区域具有15度的迎角。因此,可以制造具有大锥角和低弯曲度的喷雾壁。
有利地,步骤a-包括冲压带,以产生呈圆顶形或碗形的弯曲区域。
有利地,步骤d-包括冲压弯曲的穿孔区域以产生呈圆顶形或碗形的弯曲的双重变形的穿孔区域。
因此,可以进行冲压、平行穿孔,然后进行“反冲压”,以使弯曲的穿孔区域重新回到其原始的平面状态或将其处于相反或对称的弯曲状态。与简单的“展平”相比,这种“镜像弯曲”的优点是使孔更加向外发散。
有利地,步骤b-可以包括穿出不同直径的孔。例如,可以将孔布置成同心圆,而内圈的孔的直径小于或大于外圈的孔的直径。步骤b-包括穿10至500个孔,孔的直径约为1至100μm,有利地约为5至30μm,优选为5至20μm。
有利地,步骤c-可以包括局部减小弯曲的穿孔区域的厚度。壁的厚度的这种减小可以使孔的直径和截面发生变化。
本发明还说明了一种流体产品分配头的特征,该流体分配头具有安装壳体,喷嘴被***到安装壳体中,该喷嘴包括特征说明如上的喷雾壁。
本发明的特点在于以下事实:在带不平的情况下穿孔:带可以是呈凸面的或呈凹面的,具有旋转对称或镜像对称的凸起或凹陷的形状。带可以简单地弯曲,具有或不具有折痕,甚至可以压成呈碗形的形状。一旦穿孔,随后的重新平整或反向弯曲会根据所考虑的面造成孔发散或孔会聚。甚至可以考虑使用本发明的方法来产生具有会聚射流的喷雾壁,从而通过碰撞产生分散现象。
附图说明
现在将参考以非限制性示例的方式给出的附图和多个本发明的实施例,更详细地描述本发明。
图中:
图1是通过装有根据本发明的分配头的泵的垂直横剖面图,
图2是图1的分配头非常大的放大图,
图3是图2的喷雾壁的横剖面非常大的放大图,
图4a至图4f是旨在示出图3喷雾壁制造方法的透视图,以及
图5a至5f是对应于图4a至4f的横剖面图。
具体实施方式
图1中,分配头T安装在分配构件P上,例如泵或阀,其具有香水或制药领域完全常规的设计。使用者通过用手指,通常是食指,轴向按压在头T上来致动该分配构件P。
在泵的情况下,这种对泵P和头T内部流体产品的轴向按压产生的额定压力约为5至6巴,优选为5.5至6巴。但是可能会出现7至8巴的峰值,但那是处于异常使用状态。相反,当接近2.5巴时,喷雾会变差,在2.5至2.2巴之间,喷雾会发生巨大变化,而在2巴以下时,则不再喷雾。
在装有阀的喷雾器的情况下,推进剂气体产生的初始压力约为12至13巴,然后随着气雾剂的排空而下降至约6巴。香水和化妆品领域的初始压力通常为10巴。
当包括头T和泵或阀的组件安装在流体产品容器上时,则构成流体产品分配器,其完全是手动的,没有能量供应,特别是电能。
相比之下,在(特别是压电式)超声振动喷雾器的技术领域中,喷嘴处的流体产品的压力约为1巴,即大气压,甚至略小于1巴。由于施加的压力值和使用的能量,这些超声振动喷雾器不在本发明范围内。
参考图1至图2,详细描述根据本发明的分配头T的组成零件及其相互装配。
分配头T包括两个基本组成零件,即头主体1和喷嘴2。这两个零件可以通过塑料材料注塑制成。头部主体1优选地以单体件的方式制成:但是其可以由彼此组装在一起的多个零件制成。喷嘴2可以以单材料单体件的方式制成,但是优选地,其通过包覆成型制成,如下所示。
头主体1包括大体上呈圆柱形的***裙部10,该裙部在其上端由板14封闭。头主体1还包括连接套筒15,该连接套筒在此同心地延伸到***裙部10内部。
连接套筒15从板14向下延伸。连接套筒15在内部限定了集液井11,该集液井向下开口,且其上端由板14封闭。连接套筒15用于安装在分配构件P致动杆P5自由端上。该致动杆P5可沿纵轴前后移动。致动杆P5是中空的,以便限定与泵P或阀的计量腔P0连通的压力输送管。集液井11在致动杆P5的延伸部分中延伸,使得来自计量腔P0的流体产品可以流入集液井11。如图2所示,头主体1还限定将集液井11连接至安装壳体12的供液管13.轴向安装壳体12是构型整体呈圆柱形,从而限定大体上呈圆柱形的内壁。供液管13居中通向安装壳体12。还可以注意到,安装壳体12的内壁具有钩挂轮廓121,其允许更好地保持喷嘴2,如下所示。
可选地,头主体1可以嵌入覆盖包膜3中,该覆包膜囊3包括手指支撑上表面31和形成喷嘴2通过开口的侧向开口33的侧向外壳32。
喷嘴2具有大体上呈圆柱形的小套筒20形状的整体构型,该小套筒的两端开口,但由喷雾壁26在内部封闭,在喷雾壁26处形成多个喷雾孔或喷雾孔口O1,O2,O3。更具体而言,套筒20具有大体上呈圆柱形的整体形状,优选地具有围绕轴X的轴向旋转对称性,如图2所示。因此,喷嘴2不需要在将其呈现在轴向安装壳体12入口前方之前将其成角度定向。然而,有时需要将喷嘴2定向,因为喷嘴2的喷雾壁26不旋转。套筒20形成安装外壁21,该安装外壁21有利地具有能够与安装壳体12的钩挂轮廓121配合的钩挂凸起部。可以注意到,喷雾壁26延伸至安装外壁21处,在此形成多个突出的凸耳27,这些凸耳在安装壳体12内钩住。一旦轴向安装完成,喷嘴2就处于图1和2所示的构型中。
喷雾壁26通过任何方式固定至套筒20,例如双向注入、卡扣、压接、型锻等。包覆成型是优选技术。
喷雾壁26可以是单材料单体件零件、多个零件的组装件或多层产品,例如层压产品。其可以由金属制成,例如不锈钢。更一般而言,可以使用能够穿出多个孔或孔口的任何可变性材料。孔O1、O2、O3的数量约为30至500个。在形成孔处,喷雾壁26的厚度约为20至100μm,有利地为50μm。喷涂壁26的厚度优选地是恒定的,但是也可以考虑可变的厚度。在形成孔处,喷雾壁26的直径约为0.5至5mm。喷雾壁26向外弯曲。孔的直径约为1至100μm,有利地约为10至30μm,优选地约为5至20μm。
现在将参考图4a至4e和5a至5e来描述喷雾壁26的制造方法。首先,从厚度恒定的平的带26i开始。可以是一条50μm厚的不锈钢带。该不锈钢带在图4a和图5a中示出。第一步是使该平的带26i变形以形成弯曲区域Z1。该弯曲区域Z1可以通过折叠、弯曲或冲压平的带26i获得。
在图4b和5b中,弯曲区域Z1仅由带26i的横向折叠产生。通过该折叠形成的角度可以约为10°至90°。
下一步是例如借助激光L在弯曲区域Z1中钻出多个平行的孔O,以获得弯曲的穿孔区域Z2。于图4c和5c中示出。在折叠中心穿出的孔O大体上上垂直于弯曲区域Z1,而从折叠中心越远的孔越不垂直。这是由于这样的事实,即弯曲区域Z1形成弧形或曲面,而不是褶皱,但是这是可以想到的,并且会产生相对于弯曲区域具有相同倾斜度的孔。
在接下来的步骤中,带26i可以被重新展平,使得弯曲的穿孔区域Z2再次变形,从而产生了双重变形的穿孔区域Z3。示于图4d和5d。可以注意到,由于穿孔区域Z2展平,孔O1、O2和O3不再彼此平行,而是以发散的方式延伸。在这个阶段,带26i可以被切割以便形成可以集成到喷嘴中的喷雾壁。
然而,如图4e和5e所示,还可能在本发明的框架下执行附加步骤,该步骤包括在另一方向上使弯曲的穿孔区域Z2弯曲。可以通过将图4d和5d形状重新展平的中间步骤或直接进行弯曲反转,从图4c和5c的构型过渡到图4e和5e构型。然后可以注意到,孔O1、O2和O3的散度进一步扩大,以使外孔O1相对于X轴成接近45°的角度。
弯曲的穿孔区域Z2的变形,无论是将其展平还是使其反向弯曲,都可以通过冲压实现。壁的厚度可以保持不变,或者相反,壁的厚度可以改变。
最后一步是围绕区域Z3或Z4进行切割,留出***环形平面范围Z5。该切割可以通过冲压或激光进行。
再次参考图3,可以看出弯曲区域Z4相对于平面范围Z5平面的迎角α不必很大,以获得具有大锥角的孔。这是由于在弯曲区域Z1中平行穿出的多个孔O,然后将该区域翻转或卷起形成弯曲方向相反的区域Z4。迎角α可以小于30°,而孔O1的锥角可以大于或等于45°。
孔O1、O2和O3可以布置成同心圆并且具有相同的直径,或者相反,具有不同的直径,外圆孔O1的直径可以大于或小于内圆孔的直径。
由于本发明,可以制成具有平行穿出的发散孔的完美平面喷雾壁。甚至更有利地,可以制成具有分散度很大的孔的略微弯曲的喷雾壁。

Claims (12)

1.一种穿孔(O1、O2、O3)的喷雾壁(26)的制造方法,压力下的流体产品通过这些孔而被喷雾成细小液滴,该制造方法包括如下步骤:
a使最初平的可变形材料的带(26i)变形,以形成弯曲区域(Z1),
b在弯曲区域(Z1)上穿出多个平行的孔(O),以形成弯曲的穿孔区域(Z2),
c使弯曲的穿孔区域(Z2)变形,以形成双重变形的穿孔区域(Z3;Z4),在该双重变形的穿孔区域处的孔(O1、O2、O3)是发散的,以及
d围绕双重变形的穿孔区域(Z3;Z4)切割带(26i),同时留出围绕双重变形的穿孔区域(Z3;Z4)的***平面范围(Z5),以获得喷雾壁(26)。
2.根据权利要求1所述的制造方法,其特征在于,步骤c包括使弯曲的穿孔区域(Z2)变平,以便产生平的双重变形的穿孔区域(Z3)。
3.根据权利要求1所述的制造方法,其特征在于,步骤c包括通过使弯曲的穿孔区域的凹面变成凸面或者相反凸面变成凹面,使弯曲的穿孔区域(Z2)变形,以便产生在另一个方向上弯曲的双重变形的穿孔区域(Z4)。
4.根据权利要求3所述的制造方法,其特征在于,弯曲的双重变形的穿孔区域(Z4)限定相对于***平面范围(Z5)小于30度的迎角(α)。
5.根据上述任一项权利要求所述的制造方法,其特征在于,步骤a包括冲压带(26i),以产生呈圆顶形或碗形的弯曲区域(Z1)。
6.根据权利要求3所述的制造方法,其特征在于,步骤c包括冲压弯曲的穿孔区域(Z2)以产生呈圆顶形或碗形的弯曲的双重变形的穿孔区域(Z4)。
7.根据权利要求1所述的制造方法,其特征在于,步骤b包括穿出不同直径的孔(O)。
8.根据权利要求1所述的制造方法,其特征在于,步骤b包括穿出10至500个孔,孔的直径为约1至100μm。
9.根据权利要求8所述的制造方法,其特征在于,孔的直径为约5至30μm。
10.根据权利要求8所述的制造方法,其特征在于,孔的直径为约5至20μm。
11.根据权利要求1所述的制造方法,其特征在于,步骤c包括局部减小弯曲的穿孔区域(Z2)的厚度。
12.一种穿有孔(O1、O2、O3)的喷雾壁(26)的制造方法,压力下的流体产品通过这些孔而被喷雾成细小液滴,该制造方法包括,在凹的或凸的弯曲的带中穿孔,然后将所述带的弯曲反转,用以产生孔的发散或汇聚。
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US20190388910A1 (en) 2019-12-26
ES2929990T3 (es) 2022-12-05
BR112020009538A2 (pt) 2020-11-03
BR112020009541A2 (pt) 2020-11-03
FR3059573B1 (fr) 2019-01-25
US20200391229A1 (en) 2020-12-17
EP3548185A1 (fr) 2019-10-09
BR112020009538B1 (pt) 2023-02-14
FR3074431A1 (fr) 2019-06-07
FR3074429B1 (fr) 2022-12-09
CN114904961A (zh) 2022-08-16
FR3059573A1 (fr) 2018-06-08
FR3074429A1 (fr) 2019-06-07
WO2018100321A1 (fr) 2018-06-07
CN111432939A (zh) 2020-07-17
FR3074431B1 (fr) 2021-07-09
FR3074432A1 (fr) 2019-06-07
FR3074430A1 (fr) 2019-06-07
FR3074432B1 (fr) 2024-03-29
EP3548185B1 (fr) 2022-09-28
CN111432938B (zh) 2022-08-30
BR112019010499B1 (pt) 2022-09-20
JP2019536626A (ja) 2019-12-19
BR112020009539A2 (pt) 2020-11-03

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