JPH05794U - Fiber coated wire ropes - Google Patents

Abstract

(57) [Abstract] [Purpose] The wire rope body or wire strand body and the fiber layer are firmly bonded together over the entire surface and over the entire length for reliable gripping, and even if the fiber layer is cut due to external damage, the fiber layer Is to provide fiber-coated wire ropes that can maintain a bound state with a wire rope body or a wire strand body without being unraveled in a chain. [Structure] A wire rope body or a wire strand body whose outer circumference is coated with fibers, which has a relatively higher softening point than the wire rope body or wire strand body through a thin low-melting point fiber layer. A fiber layer is provided. The wire rope body or wire strand body and the fiber layer are glued together by the low melting point fiber layer melted by heating.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

  The present invention relates to a fiber coated wire rope and a fiber coated wire strand.

[0002]

[Prior art]

  A type of wire rope or strand with a fiber layer coated on the outer surface Is conventionally known. This fiber-covered wire rope or strand (hereinafter simply called (Called ear ropes) is a wire rope that is hard and cold, and is warm and soft. Improve the aesthetic value by changing the texture and feel to the texture and coloring the fiber Applications can be expanded. Also, wire ropes may have sharp needles due to disconnection. Although it may be formed, the fiber wraps the sharp needle to ensure safety to the living body. You can In addition, wire ropes are slippery when gripping them, but The fiber layer makes it difficult to slip and easy to grasp.   Also, when used as a rope for pulling the bottom, the rope weight in seawater is controlled. It can be trawled or the rope outer diameter is expanded to improve fishing efficiency. Raise or prevent damage to wire ropes due to contact friction with the sea floor and reduce seawater corrosion can do.

[0003]

[Problems to be solved by the device]

  Regarding such fiber-covered wire ropes, conventionally, the wire rope main body Simply wrap or break the fiber strands around the outer circumference of the strand body. And the fiber layer was formed. However, in this structure, Since the rope body and the strand body are not bonded, they will be displaced from each other. Also, once the fiber strands have been cut by trauma, the fiber strands As they are chained, the bare wire rope body and strand body are exposed. There was a problem that   Moreover, fiber-coated wire ropes are used in the same way as ordinary wire ropes. It is gripped by external pressure when used for. In this case, the fiber layer is As it is separated from the main body of the toland, it cannot be gripped reliably and sufficiently. There was such a big problem.

[0004]

[Means for Solving the Problems]

  The present invention was devised to solve the above problems, and its purpose and Where the wire rope body or wire strand body and the fiber layer are In addition, it is firmly and integrally bonded over the entire length for reliable grip, and the fiber layer is Even if it is cut due to scratches, the fiber layers do not unwind in a chain and the wire rope body or wire strike Fiber coated wire ropes that can maintain the bound state with the land body To provide.   In order to achieve the above object, the present invention provides a wire rope body or a wire strand. For wire ropes with the outer circumference of the cable body covered with fibers, Or on the outer periphery of the wire strand body, with a thin low melting point fiber layer The wire rope body or the wire The strand body and the fiber layer are glued by the low melting point fiber layer which is melted by heating It has an integrated structure.   The low-melting fiber layer is made by wrapping low-melting raw yarn or a yarn obtained by twisting the yarn. Or braid or mix the low melting point yarn with the yarn having a relatively high softening point. It consists of wrapping or braiding the yarn.

[0005]

【Example】

  An embodiment of the present invention will be described below with reference to the accompanying drawings.   1 and 2 show a first embodiment of the present invention. A is a fiber coated wire rope Shows the whole. Reference numeral 1 is a wire rope body, and its configuration is arbitrary. Ie , Single-strand rope, single-layer strand rope, multi-layer strand rope, etc. Including all ropes. In this embodiment, the structure is 7 × 7. Sanawa Then, the strands 10 composed of seven strands 100 are twisted together.

[0006]   2 is a thin low melting point fiber layer covered on the outer periphery of the wire rope body 1. is there. The low melting point fiber layer 2 is represented by polyethylene raw yarn or modified polyester raw yarn. Yarn made by twisting multiple yarns with relatively low melting point (for example, around 100 ° C) 20 at least on the surface. "At least on the surface" means that all yarns In addition to low-melting-point yarn, low-melting-point yarn around the relatively high-melting-point yarn is used. It is meant to include a yarn in which a point yarn is wound or bundled.

[0007]   The low melting point yarn 20 is formed on the outer circumference of the wire rope body 1 as shown in FIG. Bladed or wrapped in one direction or in a cross at a specified pitch The low melting point fiber layer 2 is constituted by them.   3 is a fiber layer for coating, which has a relatively higher softening point than the low melting point fiber layer 2. Fibers (eg 150 ° C or higher) such as nylon, polyethylene, polyester Tell, or high-strength polyethylene, polyester, high-strength nylon, arami Yarn, ultra high molecular weight polyethylene, aromatic polyester, etc. 1x16, 1x24, 2x16, 2x24, etc. It is applied to the outer periphery of the thin low melting point fiber layer 2.

[0008]   Then, with the wire rope body 1 and the low melting point fiber layer 2 and the fiber 3, Manufactured as a coarse rope, the tunnel is A predetermined temperature, for example, 110 to 130, by any heating means such as a Le-type atmosphere heating furnace. Surface heat-treated at ℃.   As a result, the low melting point fiber layer 2 is heated to around 100 ° C., and the low melting point yarn 2 0 is completely or temporarily retained while maintaining a skeleton-like, lattice-like or net-like skeleton Is dissolved. As a result, the low melting point yarn 20 is fused with the surface of the wire rope body 1 to form a fusion bond. At the same time as the body is solidified, the fibers of the fiber layer 3 having a high softening point which is in contact with the outer periphery are also fused. . Therefore, when the wire rope body 1 and the outer layer are cooled by passing through the heating means and being cooled. The fiber layer 3 is a rope which is tightly integrated with the low melting point fiber layer 2.

[0009]   FIG. 3 shows a second embodiment of the present invention. This second embodiment is a fiber-covered wire. In this embodiment, the wire strand main body 11 is a strand. The configuration is made up of 19 110, but it goes without saying that the configuration is not limited to this. Yes, it can be applied to various numbers of wires, diameters, and configurations.   The wire strand body 11 is covered with a thin low melting point fiber layer 2 on the outer periphery. The thin low melting point fiber layer 2 has a fiber layer 3 braided with fibers having a high softening point on the outer periphery thereof. Is provided. After the formation of the coarse strands, the surface is heat treated to reduce the melting point. The awn 20 is completely or uniformly retained while maintaining a skeleton-like, lattice-like or net-like skeleton. The low-melting-point yarn 20 is melted over time and melt-bonds with the surface of the wire strand body 11 to form a single bond. At the same time as the body is solidified, the fibers of the fiber layer 3 having a high softening point which is in contact with the outer periphery are also fused and fused. There is. The thin low melting point fiber layer 2 and the high softening point fiber layer 3 in this embodiment are the first The description is omitted because it is the same as the case of the first embodiment.

[0010]   FIG. 4 shows a third embodiment of the present invention. This embodiment is a fiber-covered type of the second embodiment. It shows a fiber coated wire rope A'using a plurality of wire strands B, It has a structure in which six fiber-coated wire strands B are arranged around the fiber core 4. Needless to say, it is not limited to this.

[0011]   The present invention relates to the outer circumference of the wire rope body 1 or the wire strand body 11. A thin low-melting fiber layer 2 is provided on the outer periphery of which a low-melting raw yarn or yarn 20 is mixed. The low-melting-point fiber layer 2 and the outer-layer fiber layer 3 are heated by braiding the fiber layer 3 Needless to say, it includes a low-melting-point raw yarn or yarn 20 which is sticky and glued. is there.   In that case, it is not required that the low melting point yarn or the yarn 20 in the outer fiber layer 3 is mixed. It may be set according to the adhesive strength to be applied, for example, about 1/5 to 1/3 of the strand You can do this. The method of mixing the low melting point yarn or the yarn 20 in the fiber layer 3 is optional. Is. An example of this is a normal yarn / yarn having a high softening point and a low melting point yarn or yarn. A method in which the strands are mixed and twisted to form each strand (for example, an ordinary raw material with a high softening point is used). (Yarns obtained by combining a plurality of yarns and low melting point original yarns are collected and twisted) There is. In addition, as another example, a strand made of raw yarn / yarn having a high softening point Use the low-melting-point yarn alone or the yarn around all or not the required number of strands. Yarn or yarn with a high softening point and braided yarn There is a method of making a composite strand and making a braid with the strand.

[0012]   In the above embodiment, the wire rope body 1 and the wire strand body 11 and the fiber In order to adjust the degree of fusion with the layer 3, the low melting point raw yarn or the yarn 20 In addition to the method of adjusting the roughness of the mesh and blade, the material that constitutes the low melting point fiber layer 2 There is a way to adjust. That is, the low melting point yarn or the yarn 20 is not used alone, Materials with a relatively high softening point, such as polyethylene, polypropylene, nylon , Blend with a yarn such as polyester, or knead into yarn. In this way, the wire rope body 1 can be adjusted according to the amount of the yarn or yarn having a high softening point added. The degree of fusion between the wire strand body 11 and the fiber layer 3 can be arbitrarily set.   In the present invention, the wire rope body 1 has a wire rope having a fiber core with a high softening point. It goes without saying that it can also be applied to

[0013]   A specific example of the fiber-covered wire rope according to the present invention will be described. The structure is 7 × 7, the outer diameter is 6 mm modified wire around the wire rope body with a melting point of about 100 ℃ A thin low melting point fiber layer was formed by braiding a 265 denier yarn, Using a 1000 denier polyester yarn with a softening point of 238 ° C on the outer circumference Layer of the fiber and heated to 110 ° C with a heating device to cover the fiber with an outer diameter of 12 mm. A covered wire rope was obtained.   I fixed one end of this fiber coated rope, grasped it with pliers and pulled it, but the fiber layer There is no deviation from the wire rope body, and the fiber layer is partially cut off and grasped with pliers Although it was pulled strongly at right angles to the line direction, it could not be peeled off. For comparison, A blade fiber layer was formed on the outer circumference of the wire rope body without providing a low melting point fiber layer. If you pull it with a pair of pliers, it will be misaligned. If you pull it with a right angle to the axial direction, it will slip out and the strands of the fiber layer will loosen. I got it.

[0014]

[Effect of device]   According to the present invention described above, the wire rope body 1 and the wire strand are A fiber layer 3 having a braided structure is provided on the outer periphery of the main body 11 via a thin low melting point fiber layer 2. Then, the low melting point fiber layer 2 is heat-treated, so that the wire rope body 1 and the wire The portion for integrating the ear strand body 11 and the fiber layer 3 are glued to each other. Since the material is a flexible fiber, it fits in very well, and the rope and strand diameters are large. Even if it is thin, it fits perfectly to the irregularities and adheres well. Therefore, the wire rope body and The wire strand body and the fiber layer are firmly and integrally bonded over the entire surface and over the entire length. It can be worn securely, and even if the fiber layer is cut due to external damage, the fiber layer will chain. It is possible to obtain the effect of being able to maintain an appropriate bound state without being unsolved. Furthermore In addition, a material having a relatively high softening point is added to the raw yarn or yarn of the low melting point fiber layer 2 and used. By doing so, the degree of sticking can be adjusted easily and arbitrarily, which is excellent. The effect is obtained.

[Brief description of drawings]

FIG. 1 is a partial side view showing a first embodiment of a multi-layer fiber rope according to the present invention,

FIG. 2 is a sectional view of the same,

FIG. 3 is a sectional view showing a second embodiment of the present invention.

FIG. 4 is a sectional view showing a third embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Wire rope main body, 2 ... Low melting point fiber layer, 3 ... Fiber layer, 11 ... Wire strand main body, 20 ... Low melting point original yarn or yarn

Claims (2)

[Scope of utility model registration request] 1. A wire rope body or a wire strand body whose outer circumference is coated with fibers, wherein a softening point relatively higher than the wire rope body or the wire strand body is provided on the outer circumference of the wire rope body or the wire strand body through a thin low melting point fiber layer. A fiber-covered wire rope, wherein the wire rope body or the wire strand body and the fiber layer are glued together by the low melting point fiber layer melted by heating. 2. A low melting point fiber layer is formed by lapping or braiding a low melting point yarn or a yarn formed by twisting the low melting point yarn, or a yarn obtained by mixing the low melting point yarn with a yarn having a relatively high softening point. The fiber-coated wire ropes according to claim 1, which are configured by wrapping or braiding.