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    • 3. 发明授权
    • Device to lay flat a film tube
    • 平面放置薄膜管的装置
    • US5912022A
    • 1999-06-15
    • US810926
    • 1997-03-05
    • Klemens SensenJurgen Linkies
    • Klemens SensenJurgen Linkies
    • B29C47/00B29C53/10B29C53/20
    • B29C53/10B29C47/0026B29C47/0057B29C47/0059
    • A device to lay flat a film tube drawn from an inflated film bubble generated in a film blowing system includes lay-flat platens which delimit the film bubble and which are placed against the bubble in the form of a wedge. The platens are positioned in front of the squeeze rollers of a film take-up and winding device and have slip elements arranged transversely relative to the take-up device. A driven reversing frame can be provided to hold the lay-flat platens, support the squeeze rollers, and support guide rollers and turning bars about its rotating axis in a pivoting fashion. In order to decrease the friction between the film tube which is to be laid flat and the lay-flat platens, particularly for a reversing take-up, the slip elements have hollow sections including air blast nozzles or air blast slots facing the film tube to be laid flat. The hollow sections can be connected by lines to an air blast source.
    • 用于在吹膜系统中产生的充气膜气泡拉伸成薄膜的装置包括限定薄膜气泡并且以楔形的形式抵靠气泡放置的平板压板。 压板位于膜卷绕和卷绕装置的挤压辊的前面,并且具有相对于卷取装置横向布置的滑动元件。 可以提供从动反转框架以保持平板压板,支撑挤压辊,并以枢转方式支撑引导辊和围绕其旋转轴线转动杆。 为了减小要铺设的薄膜管与平板压板之间的摩擦力,特别是用于换向卷取,滑动元件具有中空部分,包括鼓风喷嘴或面向薄膜管的鼓风槽 放平 中空部分可以通过管线连接到鼓风源。
    • 4. 发明申请
    • Method for the production of self-cleaning films in a blow molding method
    • 吹塑法生产自清洁膜的方法
    • US20050263940A1
    • 2005-12-01
    • US10524502
    • 2003-08-21
    • Martin BackmannKlemens Sensen
    • Martin BackmannKlemens Sensen
    • B29C47/00B29C70/64
    • B29C70/64B29C48/0018B29C48/10
    • A process is described for manufacturing blown film tubes (3) that are equipped with at least one self-cleaning surface that contains the following characteristics of the process: Formation of a plastic melt in an extruder (2) Compression of the plastic melt in a blowing head that has a ring-shaped output gap. Extrusion of a film tube (3) from this ring-shaped gap Expansion of the radius (R1) of the film tube (3) by creating a corresponding pressure inside the film tube (3) by the blow factor (FR) Squeezing the film tube (3) with nip rollers (4) Stretching the film tube (3) in its axial direction (z) by the length stretch factor (FZ). The inventiveness lies in the fact that at least one surface of the film tube (3) is provided with elevations in that the material required for the formation of the elevations is either added before the extrusion of the plastic melt from the ring-shaped gap or is spread on at least one surface of the film tube (3) after the extrusion.
    • 描述了一种用于制造吹塑薄膜管(3)的方法,所述吹塑薄膜管(3)装备有至少一个自清洁表面,该自清洁表面包含以下工艺特征:在挤出机中形成塑料熔体(2)将塑料熔体在 具有环形输出间隙的吹头。 从该环状间隙挤出薄膜管(3)通过吹塑因子(FR)在薄膜管(3)内产生相应的压力而使薄膜管(3)的半径(R 1)膨胀挤压 胶片管(3)带有夹辊(4),通过长度拉伸因子(FZ)将薄膜管(3)沿其轴向(z)拉伸。 创造性在于这样一个事实:薄膜管(3)的至少一个表面具有凸起,其中形成凸起所需的材料在从环形间隙挤出塑料熔体之前加入,或 在挤出后在薄膜管(3)的至少一个表面上扩散。
    • 5. 发明申请
    • FILM BLOWING HEAD
    • 电影吹风头
    • US20130230614A1
    • 2013-09-05
    • US13885784
    • 2011-10-26
    • Martin BlackmannKlemens Sensen
    • Martin BlackmannKlemens Sensen
    • B29D7/01
    • B29D7/01B29C47/0026B29C47/06B29C47/20B29C47/26B29C47/265B29C47/268B29C47/705B29C2791/007B29L2023/001
    • A film blowing head (1) for the production of film tubing from a single or multi-layer film, which (1) comprises at least one extrusion gap (4) to form a film layer, which (4) is embodied between to boundary walls (5, 6), with at least one melt pipeline (22) mouthing into the extrusion gap (4), which converts inside the extrusion gap (4) into a first melt channel (4), which is formed in at least one section (11, 12, 13, 14) of the progression of at least one first melt channel (10) by recesses (3, 7) in the two boundary walls (5, 6) of the extrusion gap (4), and which distributes the melt in the extrusion gap (4), while it (10) tapers in its progression in the direction of transportation of the melt (h), and finally in its (10) end section (14) entirely converts into the extrusion gap (4). Here, it is considered novel and inventive that at least one first melt channel (10) is formed at one of its sections (11, 12, 13, 14) only by recesses (3, 7) in one of its two boundary walls (5, 6).
    • 一种用于从单层或多层薄膜生产薄膜管的吹膜头(1),其中(1)包括至少一个挤出间隙(4)以形成薄膜层,其中(4)体现在边界 壁(5,6),其中至少一个熔化管道(22)进入挤压间隙(4),其将挤出间隙(4)内部转化成第一熔体通道(4),其形成在至少一个 通过所述挤出间隙(4)的两个边界壁(5,6)中的凹部(3,7),至少一个第一熔体通道(10)的进展的部分(11,12,13,14),以及 将熔体分散在挤出间隙(4)中,同时(10)在熔体(h)的输送方向上逐渐变细,最终在其(10)端部(14)中完全转化为挤出间隙 (4)。 在这里,认为新颖和创造性的是,至少一个第一熔体通道(10)仅在其两个边界壁之一中的凹部(3,7)中形成在其一个部分(11,12,13,14)中 5,6)。
    • 10. 发明授权
    • Film blowing head for extruding a tubular web of a thermoplastic
synthetic melt
    • 用于挤出热塑性合成熔体的管状网的吹膜头
    • US5505601A
    • 1996-04-09
    • US388540
    • 1995-02-14
    • Klemens SensenGunter Schmitt
    • Klemens SensenGunter Schmitt
    • B29C47/20B29C47/88B29C47/86
    • B29C47/0026B29C47/20B29C47/883
    • A film blowing head for extruding a tubular web of a thermoplastic synthetic melt consists of at least one inner cooling ring and a pipe passing through the blowing head, wherein a central pipe is arranged with the formation of an annular space. The annular space is placed in an air conducting communication with the inner cooling ring. The cooling and supporting air is fed via lines into the annular space and is drawn off again through the central pipe. To permit cooling with very cold air, the pipe feeding the cooling air is surrounded, in the zone of the blowing head, by two concentric pipes with the formation of two annular spaces. The two annular spaces are connected with each other in the zone of the plane of the outlet nozzle gap of the blowing head by an overflow compartment that is closed towards the outside. Warm air is fed to one of the annular spaces, and is drawn off again through the other annular space.
    • 用于挤出热塑性合成熔体的管状网的吹膜头由至少一个内部冷却环和穿过吹风头的管组成,其中中心管布置成形成环形空间。 环形空间被放置在与内部冷却环导通的空气中。 冷却和支撑空气通过管线进入环形空间,并通过中心管再次被抽出。 为了允许用非常冷的空气进行冷却,供给冷却空气的管道在吹风头的区域中由形成两个环形空间的两个同心的管道包围。 两个环形空间通过向外部封闭的溢流隔室在吹风头的出口喷嘴间隙的平面的区域中彼此连接。 温暖的空气被馈送到环形空间中的一个,并且再次通过另一个环形空间被抽出。