CN1048937C - 表面搭扣的制造方法 - Google Patents
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- A—HUMAN NECESSITIES
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- A44B18/00—Fasteners of the touch-and-close type; Making such fasteners
- A44B18/0046—Fasteners made integrally of plastics
- A44B18/0049—Fasteners made integrally of plastics obtained by moulding processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/222—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length characterised by the shape of the surface
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- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/28—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
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- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/131—Curved articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/35—Extrusion nozzles or dies with rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/44—Compression means for making articles of indefinite length
- B29C43/46—Rollers
- B29C2043/461—Rollers the rollers having specific surface features
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/727—Fastening elements
- B29L2031/729—Hook and loop-type fasteners
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- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T24/00—Buckles, buttons, clasps, etc.
- Y10T24/27—Buckles, buttons, clasps, etc. including readily dissociable fastener having numerous, protruding, unitary filaments randomly interlocking with, and simultaneously moving towards, mating structure [e.g., hook-loop type fastener]
Abstract
熔融树脂被从挤压喷嘴以预定宽度连续挤出,同时,多根平行的纤维丝随着一塑模轮向一方向的转动而被笔直地引到熔融树脂出口处,并且/或者以预定宽度横向引入一根或多根纤维丝。仅喷嘴挤出的熔融树脂和纤维丝被引入喷嘴与塑模轮之间的一个用于模压板状衬底片的预定间隙,该塑模轮具有在其圆周面上设置的许多钩形扣成形模槽并且可向一个方向转动,同时,钩扣成形模槽充入部分熔融树脂。由于塑模轮受驱动而按熔融树脂的挤压方向转动,使得纤丝嵌入挤出的熔融树脂的衬底片,许多钩扣被连续模压在衬底片的表面上。
Description
本发明涉及用于连续模制一种表面搭扣的方法,通过挤压热塑树脂使得在板状衬底片的表面具有大量的接合件。
使用热塑树脂挤出一衬底片,同时在该衬底片上模压出钩形扣的技术已经为众所周知,比如国际专利申请WO87/06522号,该专利公开的模制方法包括:将熔融的热塑树脂挤到一个鼓形塑模轮圆周表面上,该鼓形塑模轮中交错层叠着许多塑模盘和许多间隔板,当向该鼓表面挤压树脂以便形成一衬底片时,塑模盘的钩形扣成形模槽充满树脂,然后树脂冷却下来时随着与塑模鼓的转动成定时关系的衬底片而将模压好的钩形扣拉出成形槽,塑模盘具有从圆周面向中心径向延伸并以预定距离沿圆周隔开的一侧面钩形模槽。间隔板的侧面是平的。所以需要间隔板的原因在于在一个单模中不能形成整个钩形(扣)的模槽。
按照上述公报公开的表面搭扣制造方法。由于该表面搭扣只是由热塑树脂连续模压而成,当其被剪切成小段时由施加在表面搭扣上的张紧力使其(延)伸长,因而造成产品尺寸的误差。另外,当把所得到的表面搭扣缝到服装上时,该表面搭扣会由于缝针而产生断裂,这使其不能缝到服装上。
考虑到上述问题。本发明的目的是提供一种用于有效而简单地制造表面搭扣的模压方法,该方法虽通过挤压热塑树脂进行模压,但是却没有表面搭扣的伸长,缝纫过程中不会断裂而且其形状稳定。
因此,为了完成以上发明目的而进行了多次研究,本发明已考虑到要在整体模压衬底片和钩形扣时用经纬纱编织成的布料缚到衬底片的背面,或将布料嵌入底片,但在此情况下,假定表面搭扣的特性可根据纱线密度而变,就得必须准备各种各样具有不同密度的布料。另外,由于有时仅需防止表面搭扣被伸长或避免其断裂,而不必总在经纬向上给定表面搭扣的韧性。所以,已证明从经济观点出发看出使用布料的不利而且还会损伤表面搭扣的特性。
换句话说,如果使用纤维丝,就可能通过简单调节所供纤维丝数和横向进给速度而达到最佳纤丝密度,而且既可以从纵向也可以从横向调整纤丝。因此,已证明使用纤维丝最有利。为了整体地模压衬底片和钩扣并使纤维材料丝与底片紧紧熔合在一起,最好在粘结到底片之前加热该纤维丝。若底片被充分熔融,则不必总要预热纤维丝。
根据发明的第一实施例,上述问题可通过一个用于连续制造表面搭扣的方法得到解决,该方法包括的步骤是:从一个挤出喷嘴以预定宽度向一个塑模轮的圆周面连续挤出熔融的树脂,该塑模轮有许多接合件成形模槽用以模压出预定宽度的板状衬底片,当该模槽充有一部分熔融树脂时,连续地在挤出的熔融树脂上笔直和平行地引入纤维丝并且(或)以预定宽度横向引入一根或多根该纤维丝,该塑模轮被驱动按熔融树脂的挤出方向转动使得该纤维丝与板状衬底片结合起来,陆续在该衬底片的表面整体形成许多接合件,然后通过适当的冷却机构冷却后将模压好的表面搭扣传动地卷收起来。
根据发明的第二实施例,所提供的用于连续制造一种表面搭扣的方法包括以下步骤:从一个挤出嘴以预定宽度连续地挤压出熔融的树脂,连续地以沿塑模轮转动方向笔直和平行地将许多纤维丝引到挤压熔融树脂的出口并且(或)以预定宽度横向引入一根或多根纤维丝,再将由挤出嘴挤出的熔融树脂与纤维丝引到挤出嘴与塑模轮之间的一个用于模压板状衬底片的预定间隙,该塑模轮具有许多沿其圆周面设置的钩形扣成形模槽并且可按一个方向转动,同时,该接合件成形模槽充入一部分熔融树脂,随着塑模轮被驱动按熔融树脂挤出方向转动而使得纤维丝嵌入挤出的熔融树脂的衬底片中,陆续在该衬底片的表面整体形成许多钩形扣,通过适当的冷却机构冷却后将模压好的表面搭扣传动地卷收起来。
根据本发明的第三实施例,所提供的用于连续制造一种表面搭扣的方法还包括以下步骤:从一个挤出喷嘴以预定宽度连续地挤压出熔融的树脂,将熔融树脂引入一个预定间隙用于在喷嘴和塑模轮之间模制板状的底片,该塑模轮具有许多沿其圆周面设置的钩形扣成形模槽并可按一个方向转动,同时,该接合件成形模槽充入部分熔融树脂,连续地将许多平行纤维丝笔直引入到挤出的熔融树脂的板状衬底片上,该衬底片随塑模轮的旋转而转动,和(或)以预定宽度横向引入一根或多根纤从而牢固地将纤维丝加到衬底片的表面,通过适当的冷却机构冷却后传动地卷绕起带有模压钩扣的衬底片。
更具体地说,在按第一方法制造表面搭扣过程中,从挤压喷嘴挤出的熔融树脂被强迫进入挤出喷嘴与塑模轮之间的间隙中,并且逐渐使钩形扣成形模槽充满一部分熔融树脂以模压钩形扣并连续模压出具有预定厚度和预定宽度的板状衬底片。与塑模轮相接触的熔融树脂由导辊引导而围绕该塑模轮的部分圆周面,此期间熔融树脂被从塑模轮内部使其冷却逐渐变硬。硬化过程中,由于衬底片受到挤压方向上的适当力拉动,使各个钩扣顺利脱离模槽,而实际上弹性地变形成直立形状。紧接其后,这些单个的钩扣恢复其原来形状并且所得到的钩和逐渐被冷却变硬。
每根引到挤出喷嘴出口处附近的纤维丝沿塑模轮的圆周面按该塑模轮的转动方向前进随着塑模轮的转动而嵌入熔融树脂。结果,纤维丝嵌入并与衬底片熔合在一起。带有纤维丝的衬底片和与其整体成形的钩扣被从塑模轮的内部冷却成半硬状态,然后被传动地卷收起来。在紧挨塑模轮下游的位置,表面搭扣由于其衬底片表面受导辊压迫面被卸下。
所得到的表面搭扣中,由于沿衬底片的纵向设置了多根平行的直纤维丝并穿过横向设置的一根或多根纤维丝,因此这种表面搭扣在剪裁时的张紧力下不会被伸长而且缝纫时不会断裂。
图1是一局部竖直剖视图,它表示本发明第一实施例的一种用于制造带纤维衬的模压表面搭扣的模压设备;
图2是表示进行本发明第二实施例的另一模压设备的局部垂直剖视图;
图3是一局部俯视图,表示一例按第一实施例制作的表面搭扣;
图4是按图3的A-A线截取的剖视图;
图5是表示按照本发明的一例纤丝方案的俯视图;
图6是另一例纤丝方案的俯视图;
图7是第三例纤丝方案的俯视图。
现参阅附图说明本发明的实施例。
图1是表示制造表面搭扣的局部垂直剖视图,按照本发明的第一实施例在设备上制造表面搭扣时,纤维丝被纵向和横向地固定到衬底片的背面,而接合件被模压到该衬底片的前表面。第一实施例和后面将说明的第二实施例中,接合件指的是钩形扣。但是,接合件的形状不应只限定为钩形,而是可以有如锚钩等不同形状。
图1中,标号1表示为一种挤压喷嘴;喷嘴1的上半个端面是具有与一塑模轮2(下文说明)实际上相等曲率的拱面1a,而下半端面1b是拱面,该拱面1b与塑模轮2的曲面之间有一预定间隙用以模制板状的衬底片4a。挤压喷嘴1为T型压模,从喷嘴的出口1d熔融树脂4被挤成薄片状。按此实施例,挤压喷嘴1有一个中央贯穿通道1c。
塑模轮2以这样的方式定位,即其部分圆周面靠近上拱面1a并且同下拱面1b隔开一预定间隙,其轴线与出口1d平行。塑模轮2的圆周面上有许多钩形扣成形槽5。由于塑模轮2的结构与国际专利申请WO87/06522中公开的结构大体相同,故简要说明于此。塑模轮2呈一种其内有冷水套2a的空心鼓形。集中在空心鼓中沿空心鼓的轴线层叠着许多环形板。每一环形板的前、后表面均有许多钩扣成形模槽5、每一该模槽具有向鼓的圆周面开口的钩扣基底。每一未图示出的环形板与带钩扣成形模槽5的环形板相邻接的前后两个面是平的。塑模轮2可通过未图示的公知驱动装置传动按箭头指示的方向转动。
若干根纤维丝F经若干个横切挤压喷嘴1安排的平行导丝器8而被引入上拱形面1a和塑模轮2的圆周面之间的间隙。
如图1中所示,比如由实线所指示的第一导丝器8a被固定到一个未图示的框架上并笔直地引导纤丝F以便按塑模轮2的转动方向进给该纤丝。图1中用虚线标示的第二导丝器8b通过广泛用于纺织机械领域中的横动装置而在塑模轮轴线方向上往复移动预定的横动宽度。因此由第二导丝器8b引导的纤维丝F被引入上拱面1a和塑模轮2的圆周面之间的间隙,并曲折于预定的横向宽度上。同第一导丝器8a那样,若干个第二导丝器8b被互相平行设置而且各具有需要的横动宽度从而通过同步横动可以得到如图5至图7所示的各种各样复合弯曲图形。另外,通过改变横动速度可以按要求改变在塑模轮2的转动方向上设置的纤维丝的距离。
此外,塑模轮2的前方(图1中的右侧)设置一个导辊9,该导辊9的前方设置一套上、下输出辊6,7。
本发明中使用的树脂材料和纤维丝材料是以热塑材料为例,比如尼龙,聚脂和聚丙烯。树脂材料如纤维丝料可以为同种材料或者互相不同。模压过程中,熔化树脂的温度,挤出压力,塑模轮的温度,塑模轮的转动速度等应该根据所使用的材料而控制。
按照上述所构成的设备,由挤压喷嘴1挤出的熔融树脂4被迫进入挤压喷嘴1和转动中的塑模轮2之间的间隙,一部分挤出的熔融树脂4渐渐充满钩形扣成形模槽5以便模制钩扣4b并连续模压具有预定宽度和预定厚度的板状衬底片4a。通过导辊9的引导使得模压好的衬底片4a和钩形扣4b大体围绕塑模轮2的半个圆周面移动,这个过程中,它们被从塑模轮2的内部冷却而渐渐变硬。在硬化过程中,当压好的衬底片4a受到挤压方向上的适当力拉动时,各个钩形扣4b由于弹性地变形成直—形从而顺利地脱离出模槽5。紧接着,这些钩形扣4b又恢复其初始形状并且渐渐冷却变硬。
引到挤压喷嘴1的出口1d附近的各根纤维丝F,在嵌入熔融树脂时随塑模轮2的转动而在塑模轮2的转动方向上沿其圆周面前进。结果,纤维丝F被嵌入并与衬底片4a熔合起来,如图3和4中所示。带有熔合的纤维丝F的衬底片4a和钩形扣4b被从塑模轮2内部冷却成半硬状态,然后被传动地拉紧。在塑模轮2的紧接下游处,由导辊9压迫衬底片4a的表面,使表面搭扣被输出。
在本实施例中,为了使树脂模压产品带纤维丝衬底的表面搭扣脱离出模塑轮2,采用了一套可互相同步以相反方向转动的输出导辊6,7。虽然输出辊6,7的圆周面可以是平滑的,但最好带有用于容纳成排钩形扣4b的凹槽使得钩扣4b免受损失。输出辊6,7的转动速度设定得略大于塑模轮2的转动速度,这样钩形扣4b可顺利脱离开钩形扣成形模槽5。
在所得到的表面搭扣中,由于沿衬底片4a纵向设置的多根平行的直纤维丝F与该衬底片4a中曲折横向设置的一根或多根纤维丝下相交叉,所以在剪裁时的张紧力作用下表面搭扣不会被伸长,而且缝纫时也不会断裂。
图2表示一种按照第二实施例用于制造带纤维丝衬底的表面搭扣的设备,其中将第一实施例的纤维丝引导部作了变更。第二实施例中,零部件基本上与第一实施例中用标号指定的零部件相同。
图2中,参考标号3指的是压丝辊,它设置在挤压喷嘴1的下方以便对着塑模轮2的部分圆周面同时压紧熔融树脂与纤维丝F。在压丝辊3的下方设置有第一导丝器8a,在塑模轮2的转动方向笔直地引导纤维丝F。第一导丝器8a以这样的方式引导纤维丝F,即纤维丝F绕过压丝辊3的部分圆周面,然后使其送到压丝辊3与塑模轮2之间的间隙。第二导丝器8b设置在塑模轮2与压丝辊3之间的树脂压紧点的紧接下游一侧,如第一实施例那样,它以预定横动宽度在平行于塑模轮2的轴线方向上横动输送纤维丝F。
因此,第二实施例中,挤压喷嘴1的上拱面1a具有与塑模轮2实际上相等的曲率,而下拱面1b有一预定间隙用以在该拱面与塑模轮2的圆周面之间模压衬底片4a。挤压喷嘴1为T-型压模,它具有在上、下拱面1a,1b间界中带出口1d的通道1c,熔融树脂4从该出口1d呈薄片状被挤出。
根据第二实施例,从挤压喷嘴1挤出的熔融树脂被引入限于挤压喷嘴1和塑模轮2之间的间隙,而后充入钩形扣成形有模槽5,这些模槽5设置在塑模轮2的圆周面上,然后再渐渐随着塑模轮2的转动而移动。在塑模轮2圆周面上的熔融树脂实际上绕塑模轮2移动1/4圆周面,而这段过程中该树脂通过未图示出的塑模轮2内部的冷却装置逐渐冷却下来。
在此模压过程中,纤维丝F同时受第一和第二导丝器8a,8b的引导,然后对着衬底片4a的表面压紧纤维丝F时,该衬底片成形于塑模轮2的圆周面上,于是纤维丝与衬底片4a的表面熔合为一体。此时,若纤维丝被预先加热,纤维丝F与半熔融的高温衬底片4a之间不应有温差的情况下,会导致牢固的熔合。
如上所述,按上述各实施例的表面搭扣制作中,许多钩形扣4b模压在衬底片4a的表面,而纤维丝F被以要求的距离沿纵向和横向设置在衬底片4a中,即与衬底片4a熔合为一体。但是,本发明决不是限于上述实施例,不必非得按纵向和横向设置纤维丝F,这取决于所需要表面搭扣的特性。如图7中所示,可以采用一对来回移动的纤维丝F而无需设置直纤维丝F。换句话说,在纵长的衬底片4a上只设置直纤维丝也是可行的。
上述实施例中,从图3和图4中明显看出,许多排钩形扣4b成形在衬底片4a的表面而且每只钩形扣4b有一对凸肋4c,它们在钩形扣的相反的侧面各有一个。在同一排钩形扣4b中,钩形扣的钩子指向相同,而在相邻一排的钩形扣4b中其钩子指向则互相相反。尽管可以省略掉凸肋,但凸肋4c有效防止了钩形扣4b的完全失效。本发明中,对同一排钩扣中,也可以成对得到相互相反的钩子指向的相邻的钩扣4b。在本发明的范围和构思内可以提出多种变更。
如上面详细解释过的,按照本发明的模压方法,可以连续地在一个工序中,无需精细的处理而简单制造多种多样的模压表面搭扣,其中在衬底片上纤维丝被设置成各种图形。成品表面搭扣的接合方向可以根据纤维丝的设置方式,如仅为纵向,仅为横向或者两者均有地选择性地扣紧。这种表面搭扣在下一工序被剪切成小段时,由于不存在本身的伸长而保证了富有精确的尺寸。另外在缝纫工序中,这种表面搭扣不会有任何由于缝针导致的衬底片上的断裂。因此可以得到经久耐用和高质量的表面搭扣。
上述实施例中,熔融树脂被挤出是向塑模轮以呈直角方向挤到塑模轮的圆周面上的。换言之。熔融树脂可以在上塑模轮与下挤压轮之间被挤压,两个轮同时以相反方向转动。
Claims (3)
1.一种连续制造表面搭扣的方法,其特征在于该方法包括如下步骤:
(a)连续从一挤压喷嘴以预定宽度向一塑模轮的周面挤出熔融树脂,该塑模轮有许多接合件成一菜模槽,在该模槽充满一部分熔融树脂的同时用于模压成预宽度的板状衬底片;
(b)连续地将多根纤维丝引导到该挤出的熔融树脂上,同时以预定宽度横向引入一根或多根该纤维丝;
(c)当驱动该塑模轮按该熔融树脂的挤出方向转动时,使该纤维丝与该板状衬底片合成一体,并且不断地在该衬底片表面整体地形成多个接合件;
(d)通过适当机构冷却后将该表面搭扣传动地拉紧。
2.一种连续制造表面搭扣的方法,其特征在于该方法包括如下步骤:
(a)连续以预定宽度挤压来自一挤压喷嘴的熔融树脂;
(b)连续地将多根纤维丝沿一塑模轮的转动方向引导到所述该挤出的熔融树脂的一个出口处,同时以预定宽度横向引入一根或多根纤维丝;
(c)钭由该挤压喷嘴挤出的该熔融树脂和该纤维丝引入该喷嘴与塑模轮之间的一个预定间隙用以模压板状衬底片,该塑模轮在圆周面上设有许多接合件成形模槽并且可以和同个方向转动,与此同时,该接合件成形模槽充入一部分该熔融树脂;
(d)当该塑模轮受驱动而按该熔融树脂挤压的方向转动时,使得该纤维丝嵌入该挤出的熔融树脂的板状衬底片中,并不断地形成许多在该衬底片表面上整体成形的接合件;
(e)在通过适当机构冷却后,传动地拉紧其上带有模压接合件的该衬底片。
3.一种连续制造表面搭扣的方法,其特征在于包括如下步骤:
(a)连续从一挤压喷嘴以预定宽度挤压熔融树脂;
(b)将该熔融树脂引入该喷嘴与一塑模轮之间的预定间隙用以模压板状衬底片,该塑模轮具有在其圆周面上设置的许多接合件成形模槽并且可以向一个方向转动,与此同时,该接合件成形模槽充入一部分熔融树脂;
(c)连续地将多根纤维丝引导到该挤出的熔融树脂的板状衬底片上,该衬底片随该塑模轮的转动而回转,同时以预定宽度横向引导一根或多根该纤维丝,从而使该纤维丝牢固地缚着在该衬底片的表面;以及
(d)通过一适当的冷却机构冷却后,传动地拉紧带有模压接合件的该衬底片。
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JP337498/93 | 1993-12-28 | ||
JP5337498A JP2731106B2 (ja) | 1993-12-28 | 1993-12-28 | 面ファスナーの製造方法 |
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CN1048937C true CN1048937C (zh) | 2000-02-02 |
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US (1) | US6143222A (zh) |
EP (1) | EP0661008B1 (zh) |
JP (1) | JP2731106B2 (zh) |
CN (1) | CN1048937C (zh) |
BR (1) | BR9405469A (zh) |
DE (1) | DE69430984T2 (zh) |
ES (1) | ES2177562T3 (zh) |
TW (1) | TW272960B (zh) |
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JPH08322609A (ja) * | 1995-06-02 | 1996-12-10 | Ykk Kk | 成形面ファスナー及びその製造方法 |
JPH09315A (ja) * | 1995-06-20 | 1997-01-07 | Ykk Kk | 成形面ファスナー及びその製造方法 |
JPH10146206A (ja) * | 1996-09-19 | 1998-06-02 | Ykk Corp | 一体成形面ファスナー部材とその製造方法 |
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US20030070391A1 (en) * | 2000-04-26 | 2003-04-17 | Tachauer Ernesto S. | Fastening with wide fastening membrane |
DE10039937A1 (de) * | 2000-08-16 | 2002-03-07 | Binder Gottlieb Gmbh & Co | Verfahren zum Herstellen eines Haftverschlußteils |
US6484371B1 (en) * | 2001-02-27 | 2002-11-26 | 3M Innovative Properties Company | High strength, flexible, light weight hook and loop bundling straps |
US6913810B2 (en) * | 2002-01-15 | 2005-07-05 | Velcro Industries B.V. | Interface tape |
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US7422783B2 (en) * | 2004-11-24 | 2008-09-09 | Velcro Industries B.V. | Submerged hooks |
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DE102008056052A1 (de) * | 2008-11-05 | 2009-09-17 | SaarGummi technologies S.à.r.l. | Verfahren und Vorrichtung zur Herstellung von Endlossträngen |
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- 1994-12-09 EP EP94119496A patent/EP0661008B1/en not_active Expired - Lifetime
- 1994-12-09 TW TW083111477A patent/TW272960B/zh active
- 1994-12-27 CN CN94107614A patent/CN1048937C/zh not_active Expired - Fee Related
- 1994-12-28 BR BR9405469A patent/BR9405469A/pt not_active IP Right Cessation
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JPH1150528A (ja) * | 1997-08-05 | 1999-02-23 | Okabe Co Ltd | 鉄筋コンクリート柱及び梁間の接合方法 |
Also Published As
Publication number | Publication date |
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CN1108998A (zh) | 1995-09-27 |
EP0661008A2 (en) | 1995-07-05 |
TW272960B (zh) | 1996-03-21 |
JPH07184707A (ja) | 1995-07-25 |
US6143222A (en) | 2000-11-07 |
EP0661008B1 (en) | 2002-07-17 |
DE69430984D1 (de) | 2002-08-22 |
ES2177562T3 (es) | 2002-12-16 |
EP0661008A3 (en) | 1996-08-28 |
DE69430984T2 (de) | 2003-02-20 |
BR9405469A (pt) | 1995-09-19 |
JP2731106B2 (ja) | 1998-03-25 |
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