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Karl Mayer Malimo Introduces Malitronic® Multiaxial Machine

Karl Mayer Malimo Textilmaschinenfabrik GmbH, the technical textiles strategic unit of Germany-based Karl Mayer Textilmaschinenfabrik GmbH, has introduced the Malitronic® Multiaxial machine for layer stabilization in reinforcing textiles, which can be used for prepreg applications in wind turbines, aircraft, and marine craft; and for building repairs.

One unit is available for customer trials and training purposes at Karl Mayer Malimo's technical center in Chemnitz, Germany. A second machine already is in place performing trials for a multiaxial textile producer.

Mayer reports the machine offers improved efficiency and performance, and productivity has increased 20 to 25 percent over the previous-generation model.

malitronic
Karl Mayer Malimo's Malitronic® Multiaxial machine

The machine features a modular design for optimal flexibility, with the combination of both mechanical and electronic aspects of the individual components possible. Individual modules are constructed at the Chemnitz plant and then assembled at the customer's facility.

Material is fed to the machine using a full-width, continuous conveyor belt assuring uniform and specific feeding of materials, such as chopped glass mats or pretensioned weft layers, to the bonding section of the machine.

An optional wide cutting unit is available for producing chopped glass mats from glass rovings to be used as feedstock. The delivery system to the machine can vary depending on the customer's requirements.

The Malitronic features a compensating yarn tensioner, which provides constant take-off of the yarn from the package and evens out any differences in yarn tension as the yarns are laid on the conveyor belt.

Sheet-wise positioning of the reinforcing yarns is controlled by the weft laying system, which features an optimized drive system. Adjustments can be made in 1-degree increments between +45-degree and -45-degree angles. The standard Malitronic configuration has three individually controlled weft laying devices, but the machine can be configured with up to five.

The reinforcing yarns are moved to the bonding point using transport chains located on the lengthwise sides of the weft insertion frame. Weft yarns are held in place by horizontally and vertically positioned needled pins.

Stitches are formed to bond the reinforcing material. Filler thread delivery has been simplified and optimized to offer constant thread tension.

Once the material has been bonded, selvages are removed and collected in a central waste bin. Cutting tools can be set up to cut the working width of the material into strips as determined by the end-use for the product.

Standard two- and three-roller take-down units are used, and the surface winder operates semi-automatically. The customer can elect to use a combined surface and central winder in cases such as when sensitive materials or long lengths will be wound.

October/November/December 2009

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卡尔迈耶Malimo推出Malitronic®多轴机

卡尔迈耶Malimo纺织机械公司是德国卡尔迈耶纺织机械公司下属的技术用纺织品战略部门,它最近推出了生产加固纺织品的纱层稳定的Malitronic®多轴机,可以用在预浸原料应用方面,包括风力涡轮机、飞 行器、船舶;以及建筑修缮。

有一台样机放在卡尔迈耶Malimo位于德国Chemnitz的技术中心供客户试用和培训。另一台机器已经安装到位,供一家多轴纺织品生产商试运行。

迈耶公司称该机器的效率更高,性能更好,相比上一代机器的生产力提高了20-25%。

malitronic

该机器通过模块化设计提供了最佳的灵活性,尽可能的结合了单个零件的机械和电子特性。单个模块在Chemnitz工厂建造,然后送到客户的工厂进行组装。

原料通过一个全幅宽、连续传输带输送给机器,以保证原料——比如切碎的玻璃纤维板或是先张拉纬纱层——能够均匀的有针对性的给料,到达机器的粘合处。

还有一个可选的宽幅切割组件,可以从粗玻璃纤维纱生产切碎的玻璃纤维板,用作坯料。机器的传输系统可以根据客户的要求而调整。

Malitronic有一个抵消纱线张力器,可以提供不间断的把纱线从包装中卸掉,平衡纱线在传输带上输送时出现的任何纱线张力差异问题。

加固纱线的片状方向的定位是由纬纱铺放系统来控制的,这是一种优化的驱动系统。可以在正负45度角以1度为单位进行调整。标准的Malitronic配置有3个独立的可控制的纬纱铺放装置,但 机器可以进行改装以达到最多5个。

使用位于纬纱嵌入器长度方向旁边的传输链将加固纱线移到粘合点。纬纱通过纵向和横向安装的针放置到位。

形成线圈来粘合加固原料。过滤线输送简单化并优化了,可以支持不间断的线张力。

一旦原料粘合住,织边被除去并收集到一个中央废料储存器里。切割工具能够被安装,根据产品的最终用途决定原料切割的工作宽度。

使用了标准的2和3罗拉拆卸组件,表面络纱机能够半自动运行。当敏感原料或长度可能受损时,客户可以选择结合使用表面和中央络纱机。

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