An integrated device for steel wire coating and optical cable processing

Abstract

The present invention discloses an integrated device for steel wire coating and optical cable processing, which includes a cabling device, a sheath shaping device, a steel wire cleaning device and a steel wire coating device. The steel wire cleaning device and the steel wire coating device are connected in series between the cabling device and the sheath shaping device, and are used for cleaning the surface of the steel wire and coating the adhesive layer on the surface of the steel wire in succession. The cable core coated with the adhesive layer is transmitted to the sheath shaping device for sheath processing. The present invention connects the steel wire cleaning device and the steel wire coating device in series to a traditional optical cable production line, and produces products in one go. The gap between the steel wire and the sheath layer of the butterfly optical cable product is filled with an adhesive material to coat the gap, so that the optical cable sheath and the steel wire are firmly bonded, and the torsion phenomenon of the steel wire and the sheath layer during the construction process can be reduced. The prepared optical cable product is reliable and highly stable, and is suitable for large-scale mass production.

Description

Technical Field

[0001] The invention belongs to the technical field of optical cable production, and in particular relates to an integrated device for steel wire coating and optical cable processing. Background Art

[0002] In the existing optical cable processing technology, in order to ensure good adhesion between the steel wire and the sheath, the steel wire is usually surface treated and then extruded and coated, and then the sheath is applied.

[0003] At present, high-strength bonding between the sheath and the steel wire surface is mainly achieved by the following means:

[0004] Step 1: Clean the steel wire to remove the oil and dust on the surface;

[0005] Step 2: Sheath the steel wire and cover it with a layer of EVA material, which is well bonded to the surface of the steel wire;

[0006] Step 3: Optical cable cabling, optical fiber + reinforced coated steel wire + non-metallic reinforcement + low-smoke halogen-free flame-retardant polyolefin.

[0007] The above method has the following disadvantages: 1) the steel wire has an additional coating process, which is complicated; 2) the production cost is relatively high. Summary of the invention

[0008] The technical problem to be solved by the present invention is to provide an integrated device for steel wire coating and optical cable processing in view of the deficiencies of the above-mentioned prior art. The device can realize one-time processing and forming of the optical fiber by connecting the steel wire coating device and the optical cable processing equipment in series, and improve the bonding strength between the sheath and the steel wire surface, thereby improving the process production efficiency and product quality.

[0009] In order to achieve the above technical objectives, the technical solution adopted by the present invention is: an integrated device for steel wire coating and optical cable processing, including a cabling device and a sheath shaping device, and also including a steel wire cleaning device and a steel wire coating device. The steel wire cleaning device and the steel wire coating device are connected in series between the cabling device and the sheath shaping device, and are successively used for cleaning the surface of the steel wire and coating the surface of the steel wire with an adhesive layer. The cable core coated with the adhesive layer is transmitted to the sheath shaping device for sheath processing.

[0010] Furthermore, the steel wire cleaning device includes a frame, a sodium storage box, a water spray mechanism, a cleaning brush and a cover plate. The sodium storage box is divided into a left chip storage bin and a right water storage bin by a vertical partition. The cleaning brush is installed in the left chip storage bin to brush off dust on the surface of the steel wire. The water spray mechanism includes a submersible pump and a universal water spray nozzle. The submersible pump is installed on the frame and is connected to the right water storage bin below the frame. The universal water spray nozzle is connected to the universal water spray nozzle through a water pipe to spray water to flush the steel wire. The cleaning brush and the water spray mechanism are separated by two cover plates. The cleaning brush controls the dust brushed off the steel wire to fall into the left chip storage bin through the cover plate. The water spray mechanism controls the water spray back to the right water storage bin through the cover plate. Both cover plates are supported on the frame.

[0011] Furthermore, the adhesive material of the bonding layer is hot melt adhesive or low-temperature polyethylene material.

[0012] Furthermore, the steel wire coating device includes a containing box, an intelligent heating mechanism and a table. The intelligent heating mechanism is installed on the containing box and is used to collect temperature information of the containing box and control heating or stopping heating of the containing box according to a set temperature. The side panel of the containing box is symmetrically provided with a steel wire inlet and a steel wire outlet. The containing box and the intelligent heating mechanism are supported on the table.

[0013] Furthermore, the containing box is made of heat-resistant material with a heat-resistant temperature of not less than 240°C, and the minimum temperature set by the intelligent heating mechanism is 210°C and the maximum temperature is 240°C.

[0014] Furthermore, the containing box is provided with a box cover, and a material injection hole and a box cover handle are provided on one side of the top of the box cover.

[0015] Furthermore, the intelligent heating mechanism includes a main control unit, a temperature sensor and an electric heating element. The temperature sensor is connected to the signal input end of the main control unit, and the signal output end of the main control unit is connected to the electric heating element. The temperature sensor is installed at the lower part of the containing box to detect the temperature of the containing box and transmit it to the main control unit. The main control unit controls the electric heating element to start or stop heating according to the received measured temperature.

[0016] Furthermore, the electric heating element is installed at the bottom of the containing box.

[0017] Furthermore, the cabling device includes a steel wire pay-off frame, a strength member pay-off frame, an optical fiber pay-off frame and a wire collection device which are connected in sequence, wherein the strength member pay-off frame is symmetrically distributed on the left and right, the steel wire pay-off frame, the strength member pay-off frame, the optical fiber pay-off frame, the wire collection device and the sheath extrusion equipment are respectively used for paying out the optical fiber and each unit, and the steel wire cleaning device is arranged between the strength member pay-off frame and the optical fiber pay-off frame for cleaning the steel wire.

[0018] Furthermore, the sheath shaping device includes a sheath extrusion device, a cooling water trough, a warp gauge, a traction machine and a wire take-up frame, and the steel wire coating device is arranged between the wire collection device and the sheath extrusion device, and is used to coat the adhesive layer on the surface of the steel wire.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] (1) The present invention connects the steel wire cleaning device and the steel wire coating device in series to the traditional optical cable production line, which can realize one-time production of products, thereby improving the process production efficiency and the production output of the optical cable. After the optical cable is finished, there is no gap between the steel wire and the sheath layer, and the optical cable sheath and the steel wire are firmly bonded, which can reduce the phenomenon of increased optical fiber attenuation in the optical cable caused by the twisting of the steel wire and the sheath layer during the construction process. The product has been used and is reliable and stable, and is suitable for mass production;

[0021] (2) The steel wire cleaning device of the present invention comprises a left brushing part and a right flushing part. The left brushing part preliminarily brushes away the dust on the surface of the steel wire through a cleaning brush, and the right flushing part further sprays water on the steel wire through a water spraying mechanism, thereby achieving double cleaning and high steel wire cleaning strength. In addition, the left brushing part and the right flushing part are separated by a cover plate, and the dust swept away by the left brushing part is collected in the left dust storage bin through the cover plate, which is convenient for cleaning; the water sprayed by the right flushing part flows back to the right water storage bin through the cover plate, thereby realizing water recycling and saving water resources;

[0022] (3) The steel wire coating device of the present invention can realize intelligent heating of the adhesive material in the receiving box through the intelligent heating mechanism, thereby ensuring that the adhesive material is in a molten state and saving energy, thereby reducing the production cost of the optical cable process. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a simplified structural diagram of the steel wire coating and optical cable processing integrated device of the present invention;

[0024] Figure 2 yes Figure 1 A schematic diagram of the structure of the wire cleaning device after removing the cover plate;

[0025] Figure 3 yes Figure 1 A schematic diagram of the cover structure of the wire cleaning device;

[0026] Figure 4 yes Figure 1 Schematic diagram of the structure of the steel wire coating device.

[0027] The accompanying drawings are marked as follows: wire cleaning device 1, frame 1-1, sodium storage box 1-2, left chip storage bin 1-21, right water storage bin 1-22, cleaning brush 1-3, cover plate 1-4, left cover plate 1-41, right cover plate 1-42, submersible pump 1-51, universal water nozzle 1-52, wire coating device 2, accommodating box 2-1, wire inlet 2-11, wire outlet 2-12, table 2-2, temperature sensor 2-31, electric heating element 2-32, box cover 2-4, injection hole 2-41, box cover handle 2-42, wire pay-off rack 3-1, reinforcement pay-off rack 3-2, optical fiber pay-off rack 3-3, wire gathering device 3-4, sheath extrusion equipment 4-1, cooling water trough 4-2, warp meter 4-3, traction machine 4-4, take-up rack 4-5. DETAILED DESCRIPTION

[0028] The embodiments of the present invention are further described in detail below with reference to the accompanying drawings.

[0029] like Figure 1 As shown, an integrated device for steel wire coating and optical cable processing of the present invention includes a cabling device and a sheath shaping device, and also includes a steel wire cleaning device 1 and a steel wire coating device 2. The steel wire cleaning device 1 and the steel wire coating device 2 are connected in series between the cabling device and the sheath shaping device, and are successively used for cleaning the surface of the steel wire and coating the surface of the steel wire with an adhesive layer. The adhesive material of the adhesive layer is selected from hot melt adhesive or low-temperature polyethylene material. The cable core coated with the adhesive layer is transmitted to the sheath shaping device for sheath processing.

[0030] like Figure 2 and Figure 3 As shown, the steel wire cleaning device 1 includes the steel wire cleaning device 1 including a frame 1-1, a sodium storage box 1-2, a water spraying mechanism, a cleaning brush 1-3 and a cover plate 1-4. The sodium storage box 1-2 is divided into a left chip storage bin 1-21 and a right water storage bin 1-22 by a vertical partition. The cleaning brush 1-3 is installed in the left chip storage bin 1-21 to brush away dust on the surface of the steel wire. The water spraying mechanism includes a submersible pump 1-51 and a universal water spraying nozzle 1-52. The submersible pump 1-51 is installed on the frame 1-1 and is connected to the right water storage bin 1-22 below the frame 1-1. The universal water spraying mechanism includes a submersible pump 1-51 and a universal water spraying nozzle 1-52. The nozzle 1-52 is connected to the universal water spray nozzle 1-52 through a water pipe, which is used to spray water to flush the steel wire. The cleaning brush 1-3 and the water spray mechanism are separated by two cover plates 1-4. The cleaning brush 1-3 controls the dust brushed off the steel wire to fall into the left dust storage bin 1-21 through the cover plate 1-4, which is convenient for cleaning; the water spray mechanism controls the water spray back to the right water storage bin 1-22 through the cover plate 1-4, which can realize water recycling and save water resources. The two cover plates 1-4 are supported on the frame 1-1, and the cover plates 1-4 are connected by the left cover plate 1-41 and the right cover plate 1-42.

[0031] like Figure 4As shown, the steel wire coating device 2 includes a housing box 2-1, an intelligent heating mechanism and a table 2-2. The housing box 2-1 is made of heat-resistant material with a heat-resistant temperature of not less than 240°C. The intelligent heating mechanism is installed on the housing box 2-1. The side panel of the housing box 2-1 is symmetrically provided with a steel wire inlet 2-11 and a steel wire outlet 2-12. The intelligent heating mechanism includes a main control unit (not shown), a temperature sensor 2-31 and an electric heating element 2-32. The temperature sensor 2-31 is connected to the signal input end of the main control unit, and the signal output end of the main control unit is connected to the electric heating element 2-32. The temperature sensor 2-31 is connected to the signal input end of the main control unit, and the signal output end of the main control unit is connected to the electric heating element 2-32. Installed at the lower part of the containing box 2-1, the electric heating element 2-32 is installed at the bottom of the containing box 2-1 and supported on the table 2-2 through a heat-resistant plate. The temperature sensor 2-31 is used to detect the temperature of the containing box 2-1 and transmit it to the main control unit. The main control unit controls the electric heating element 2-32 to start or stop heating the heat containing box 2-1 according to the received measured temperature and the set temperature. The minimum temperature set by the intelligent heating mechanism is 210°C and the maximum temperature is 240°C. The side panels of the containing box 2-1 are symmetrically provided with a steel wire inlet 2-11 and a steel wire outlet 2-12 for introducing and leading out the optical fiber.

[0032] Optimally, the containing box 2-1 is provided with a box cover 2-4, and an injection hole 2-41 and a box cover handle 2-42 are opened on one side of the top of the box cover 2-4. The box cover 2-4 can be opened through the box cover handle 2-42 to inject the adhesive material into the containing box 2-1, and the adhesive material can also be injected through the injection hole 2-41.

[0033] like Figure 1 As shown, the cabling device includes a steel wire pay-off frame 3-1, a strength member pay-off frame 3-2, an optical fiber pay-off frame 3-3 and a wire collection device 3-4 which are connected in sequence, wherein the strength member pay-off frame 3-2 is symmetrically distributed on the left and right, the steel wire pay-off frame 3-1, the strength member pay-off frame 3-2, the optical fiber pay-off frame 3-3, the wire collection device 3-4 and the sheath extrusion equipment 3-5, and the steel wire cleaning device 1 is arranged between the strength member pay-off frame 3-2 and the optical fiber pay-off frame 3-3 for cleaning the steel wire.

[0034] The sheath shaping device includes a sheath extrusion device 4-1, a cooling water trough 4-2, a warp gauge 4-3, a traction machine 4-4 and a wire take-up frame 4-5. The steel wire coating device 2 is arranged between the wire collection device 3-4 and the sheath extrusion device 4-1, and is used to coat the adhesive layer on the surface of the steel wire.

[0035] The butterfly optical cable prepared by the above-mentioned integrated steel wire coating and optical cable processing device connects the steel wire cleaning device and the steel wire coating device in series on the traditional optical cable production line to produce products in one go. There is no gap between the steel wire and the sheath layer of the finished butterfly optical cable, and the optical cable sheath and the steel wire are firmly bonded, which can reduce the twisting phenomenon of the steel wire and the sheath layer during construction. In addition, the left brushing part and the right flushing part of the steel wire cleaning device double clean the steel wire with high cleaning force, and the left brushing part and the right flushing part are separated by a cover plate, and the dust swept by the left brushing part is collected in the left dust storage bin through the cover plate, which is convenient for cleaning; the water sprayed by the right flushing part flows back to the right water storage bin through the cover plate, realizing water recycling and saving water resources; the steel wire coating device can realize intelligent heating of the adhesive material in the containing box through the intelligent heating mechanism, ensuring that the adhesive material is in a molten state while saving energy and reducing the production cost of the optical cable process.

[0036] The above are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should be regarded as the protection scope of the present invention.

Claims

1. An integrated device for steel wire coating and optical cable processing, comprising a cable forming device and a sheath shaping device, characterized in that: It also includes a steel wire cleaning device (1) and a steel wire coating device (2), wherein the steel wire cleaning device (1) and the steel wire coating device (2) are connected in series between the cabling device and the sheath shaping device, and are used for cleaning the surface of the steel wire and coating the surface of the steel wire with an adhesive layer, and the cable core coated with the adhesive layer is transmitted to the sheath shaping device for sheath processing; The steel wire cleaning device (1) comprises a frame (1-1), a sodium storage box (1-2), a water spray mechanism, a cleaning brush (1-3) and a cover plate (1-4); the sodium storage box (1-2) is divided into a left chip storage bin (1-21) and a right water storage bin (1-22) by a vertical partition; the cleaning brush (1-3) is installed in the left chip storage bin (1-21) and is used to brush away dust on the surface of the steel wire; the water spray mechanism comprises a submersible pump (1-51) and a universal water spray nozzle (1-52); the submersible pump (1-51) is installed on the frame (1-1) and is connected to the frame (1-4). 1) The lower right water storage bin (1-22) is connected, the universal water nozzle (1-52) is connected to the universal water nozzle (1-52) through a water pipe and is used to spray water to flush the steel wire, the cleaning brush (1-3) and the water spray mechanism are separated by two cover plates (1-4), the cleaning brush (1-3) controls the dust brushed off the steel wire to fall into the left dust storage bin (1-21) through the cover plate (1-4), and the water spray mechanism controls the water spray to flow back to the right water storage bin (1-22) through the cover plate (1-4), and the two cover plates (1-4) are supported on the frame (1-1); The steel wire coating device (2) comprises a containing box (2-1), an intelligent heating mechanism and a table (2-2); the intelligent heating mechanism is mounted on the containing box (2-1) and is used to collect temperature information of the containing box (2-1) and control heating or stopping heating of the containing box (2-1) according to a set temperature; a side panel of the containing box (2-1) is symmetrically provided with a steel wire inlet (2-11) and a steel wire outlet (2-12); the containing box (2-1) and the intelligent heating mechanism are supported on the table (2-2).

2. The integrated device for steel wire coating and optical cable processing according to claim 1, characterized in that: The bonding material of the bonding layer is hot melt adhesive or low temperature polyethylene material.

3. The integrated device for steel wire coating and optical cable processing according to claim 1, characterized in that: The containing box (2-1) is made of heat-resistant material with a heat-resistant temperature of not less than 240°C. The minimum temperature set by the intelligent heating mechanism is 210°C and the maximum temperature is 240°C.

4. The integrated device for steel wire coating and optical cable processing according to claim 1, characterized in that: The containing box (2-1) is provided with a box cover (2-4), and a material injection hole (2-41) and a box cover handle (2-42) are provided on one side of the top of the box cover (2-4).

5. The integrated device for steel wire coating and optical cable processing according to claim 1, characterized in that: The intelligent heating mechanism comprises a main control unit, a temperature sensor (2-31) and an electric heating element (2-32); the temperature sensor (2-31) is connected to a signal input end of the main control unit; the signal output end of the main control unit is connected to the electric heating element (2-32); the temperature sensor (2-31) is installed at the bottom of the containing box (2-1) and is used to detect the temperature of the containing box (2-1) and transmit the temperature to the main control unit; the main control unit controls the electric heating element (2-32) to start or stop heating according to the received measured temperature.

6. The integrated device for steel wire coating and optical cable processing according to claim 5, characterized in that: The electric heating element (2-32) is installed at the bottom of the containing box (2-1).

7. The integrated device for steel wire coating and optical cable processing according to claim 1, characterized in that: The cabling device comprises a steel wire pay-off frame (3-1), a reinforcement pay-off frame (3-2), an optical fiber pay-off frame (3-3) and a cable collection device (3-4) which are connected in sequence, wherein the reinforcement pay-off frame (3-2) is symmetrically distributed on the left and right, and the steel wire cleaning device (1) is arranged between the reinforcement pay-off frame (3-2) and the optical fiber pay-off frame (3-3).

8. The integrated device for steel wire coating and optical cable processing according to claim 1, characterized in that: The sheath shaping device comprises a sheath extrusion device (4-1), a cooling water tank (4-2), a warp gauge (4-3), a traction machine (4-4) and a wire take-up frame (4-5); the steel wire coating device (2) is arranged between the wire collection device (3-4) and the sheath extrusion device (4-1).

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