CN220280447U - Cooling device for extrusion of cable insulating layer - Google Patents

Abstract

The utility model relates to the technical field of cable processing, in particular to a cooling device for extruding a cable insulating layer, which comprises a base, a cooling mechanism, a paying-off mechanism for pulling a wire and a coating mechanism for coating the wire with the insulating layer, wherein the paying-off mechanism, the coating mechanism and the cooling mechanism are sequentially arranged and assembled on the base, the cooling mechanism comprises a refrigerator, a cooling box communicated with a cold air outlet of the refrigerator, and a rotating rod rotationally connected with the inner wall of the cooling box, the outer wall of the cooling box is provided with a wire inlet and a wire outlet through which the cable passes, and the rotating rod is vertically connected with the cooling box.

Description

Cooling device for extrusion of cable insulating layer

Technical Field

The utility model relates to the technical field of cable processing, in particular to a cooling device for extruding a cable insulating layer.

Background

Cable extrusion is one of the processes for producing wires, cables and other electrical conductors by heating and extruding metal wires, plastic pellets into the desired shape and size, and the equipment used for cable extrusion typically includes a feed system, heating and mixing system, extruder screw and die head, and cooling system;

in the production process of the cable, after the cable is manufactured, an insulating layer for insulating and protecting the cable is sleeved on the outer side of the cable through cable extrusion equipment, firstly, raw materials of the insulating layer are required to be heated and plasticized in a heating system, then the plasticized raw materials are wrapped on the outer side of the cable to form the insulating layer, and then the insulating layer is required to be cooled, so that the solidification speed of the insulating layer is improved, the possibility of deformation of the insulating layer is reduced, the existing cooling system for cooling the insulating layer is usually that the insulating layer passes through a water tank, and the insulating layer and cooling water in the water tank are subjected to heat transfer, so that the cooling of the insulating layer is accelerated;

above-mentioned utilize water-cooled cooling system to cool down the insulating layer, can consume a certain amount of water resource, lead to the pollution of chemical substance, grease etc. appearing in the cooling water simultaneously, the cooling water carries out heat transfer with the insulating layer in the in-process that the insulating layer passed the basin, lead to the temperature to rise, so need replace the cooling water when cooling the insulating layer to ensure insulating layer cooling effect, this kind of cooling method aggravates the consumption of water resource more, if these contaminated water resource can not obtain purifying treatment and just be discharged, will cause the influence to water ecosystem.

Accordingly, improvements are needed to address the above drawbacks.

Disclosure of Invention

The utility model aims to provide a cooling device for extruding a cable insulating layer, which is designed for solving at least one technical problem in the background art.

In order to achieve the above purpose, the present utility model adopts the following scheme: the utility model provides a cooling device that cable insulating layer extruded, includes the base, is used for pulling wire pay-off mechanism, is used for wrapping up in the cladding mechanism of attaching the insulating layer, is used for the cooling mechanism to wrapping up in the cable behind the insulating layer, pay-off mechanism cladding mechanism cooling mechanism arranges in proper order and assembles on the base, cooling mechanism include the refrigerator, with the cooler bin that the cool air export of refrigerator is linked together, with the dwang that the inner wall of cooler bin rotates to be connected, the outer wall of cooler bin runs through and is equipped with wire inlet and the outlet that supplies the cable to pass, the dwang with the cooler bin is vertical connection.

The rotating rod is provided with a limiting part, and the limiting part is arranged in an inward sunken manner from the annular wall of the rotating rod.

The limiting part is provided with a clamping part, and the clamping part is arranged in an inward sunken manner from the annular wall of the limiting part.

The vertical section of the clamping portion is in arc-shaped arrangement, and the radius of the arc-shaped section of the clamping portion is matched with the radius of the cable.

The top end and the bottom end of the rotating rod are respectively connected with the inner top wall and the inner bottom wall of the cooling box.

The cable temperature-rising device is characterized by further comprising a temperature-rising device for returning the temperature of the cable, wherein the temperature-rising device is positioned on one side of the outlet, which faces outwards, and the cable passes through the temperature-rising device to be connected with the paying-off mechanism.

Wherein the cable also comprises a dehumidifier for dehumidifying the cable, the dehumidifier is positioned at one side of the temperature rising device which faces outwards, the cable passes through the dehumidifier and is connected with the paying-off mechanism.

The side wall of the cooling box is provided with an exhaust hole and a gas transmission hole communicated with the refrigerator box, and the exhaust hole and the gas transmission hole are arranged on the side wall opposite to the cooling box.

The rotating rod is provided with one or more groups of clamping parts, and when the groups are arranged, the clamping parts are distributed at intervals along the axis of the rotating rod so as to be suitable for cables with different radiuses.

The paying-off mechanism comprises a paying-off electric winding drum and a wire winding electric winding drum, the paying-off electric winding drum is located at one side, far away from the cooling mechanism, of the coating mechanism, and the wire winding electric winding drum is located at one side, far away from the cooling box, of the dehumidifier.

The utility model has the advantages that the paying-off mechanism pulls the wire, so that the wire passes through the wrapping mechanism, the outer side of the wire is wrapped with the insulating layer through the processing of the wrapping mechanism, the cable penetrates into the cooling box through the wire inlet, the rotating rod connected in the cooling box redirects the path of the cable in the cooling box to promote the path of the cable in the cooling box, the cold air generated by the refrigerator generates heat transfer with the cable in the cooling box, the temperature of the cable is reduced, the cooled cable passes out of the wire outlet of the cooling box, and then the cable is stored by the paying-off mechanism.

Through setting up with cold air refrigerated cooling mechanism, compare traditional method through the basin cooling treatment, can avoid the consumption and the pollution of water resource, thereby more environmental protection, water resource is limited natural resource, cooling mechanism need not use a large amount of water resource, consequently can reduce consumption and the emission of water, reduce environmental pollution, accord with sustainable development's theory, moreover, also can adapt to the cable of different materials with cold air refrigerated cooling mechanism more nimble, reduce the cable and water phase contact and lead to the fact the possibility of influence to cable quality in the manufacturing process, make the wire of making more suitable for different application scenario.

Drawings

FIG. 1 is a perspective view of a cooling device for extrusion of a cable insulation layer;

FIG. 2 is an elevation view of a cooling device for extrusion of a cable insulation;

FIG. 3 is a top view of a portion of a cooling device with a cable insulation extruded and partially disassembled;

FIG. 4 is a perspective view of a part of a cooling device with a cable insulation extruded in a partially disassembled state;

FIG. 5 is an enlarged view of area A of FIG. 4;

FIG. 6 is a schematic view of the cooling device with the cable insulation extruded partially disassembled;

FIG. 7 is an elevation view of a rotating rod of a cooling device for extrusion of a cable insulation;

fig. 8 is a perspective view of a rotating rod of a cooling device for extruding a cable insulation layer.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so as to provide an intuitive and visual understanding of each technical feature and overall solution of the present utility model, but are not to be construed as limiting the scope of the present utility model.

In the description of the present utility model, if an orientation description such as "upper", "lower", "front", "rear", "left", "right", etc. is referred to, it is merely for convenience of description and simplification of the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the utility model. When a feature is referred to as being "disposed," "secured" or "connected" to another feature, it can be directly disposed, secured or connected to the other feature or it can be indirectly disposed, secured or connected to the other feature.

In the description of the present utility model, if "a number" is referred to, it means one or more, if "a number" is referred to, it means two or more, if "greater than", "less than", "exceeding" is referred to, it is to be understood that the number is not included, and if "above", "below", "within" is referred to, it is understood that the number is included. If reference is made to "first", "second" it is to be understood as being used for distinguishing technical features and not as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

Furthermore, unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. It should be understood that the terms "comprises" and "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Examples: as shown in fig. 1-8, a cooling device for extruding a cable insulation layer comprises a base 101, a paying-off mechanism for pulling a wire, a coating mechanism for coating the wire with the insulation layer, and a cooling mechanism for cooling the cable coated with the insulation layer, wherein the paying-off mechanism, the coating mechanism and the cooling mechanism are sequentially arranged and assembled on the base 101, the cooling mechanism comprises a refrigerator 401, a cooling box 402 communicated with a cold air outlet of the refrigerator 401, and a rotating rod 405 rotationally connected with the inner wall of the cooling box 402, a wire inlet 403 and a wire outlet 404 for the cable to pass through are formed in the outer wall of the cooling box 402 in a penetrating manner, and the rotating rod 405 is vertically connected with the cooling box 402.

The paying-off mechanism pulls the wire, make the wire pass wrapping mechanism, the insulating layer is wrapped up in the processing of wrapping mechanism in the outside of wire, the cable rethread entry penetrates the cooling tank, the dwang of connection in the cooling tank changes to the route of cable in the cooling tank with promoting the cable in the cooling tank, the air conditioning that produces by the refrigerator produces heat transfer with the cable in the cooling tank, thereby reduce the temperature of cable, the cable after the cooling is worn out from the outlet of cooling tank again, afterwards the cable is accomodate by paying-off mechanism again.

Through setting up the cooling mechanism that carries out the cooling with the air conditioning to the cable, cool down with the air conditioning to the cable, avoid the cable to the pollution of water resource at the cooling process, reduce the pollution degree of water resource, save the quantity of water resource, reduce simultaneously and be used for cooling the process that the water resource of cable was discharged and handled, through connecting the dwang at the cooling tank, the route to the dwang changes to, promote the cable and pass the journey of cooling tank, promote the contact time of air conditioning to the cable to promote the cooling amount of cooling tank to the cable, promote the cooling degree of cooling mechanism to the cable.

Further scheme does, cooling box 402 is equipped with detachable top cap, when needs cable is rewound, with the top cap dismantles, twines the cable in the lateral wall of dwang again, through setting up detachable top cap, improves the simplicity when twining the cable, improves the efficiency of twining the cable.

Wherein, dwang 405 is equipped with spacing portion 406, spacing portion 405 is followed the rampart of dwang 405 is sunken inwards to set up, and the cable passes spacing portion, and the cable plays spacing effect to the cable between the roof and the diapire of spacing portion, through setting up spacing portion, reduces the cable and takes place the possibility of dislocation when passing from the dwang, promotes cooling body's stability and reliability.

The limiting portion 406 is provided with a clamping portion 407, the clamping portion 407 is recessed inwards from the annular wall of the limiting portion 406, when a cable passes through the rotating rod, the cable passes through the clamping portion, the clamping portion limits the vertical position of the cable, the limiting portion limits the vertical position of the cable, further limiting of the cable position by the clamping portion is achieved, the limiting portion and the clamping portion form multilayer limiting on the cable, and therefore stability and reliability of the rotating rod in clamping the cable are further improved.

The vertical section of the clamping portion 407 is in an arc-shaped arrangement, the radius of the arc-shaped section of the clamping portion 407 is matched with the radius of the cable 701, when the cable is clamped with the clamping portion, the cable is clamped with the arc-shaped section of the clamping portion, the radius of the arc-shaped section of the clamping portion is matched with the radius of the cable, so that the cable is in surface contact with the cable of the clamping portion, the pressure intensity between the outer wall of the cable and the outer wall of the clamping portion is reduced, the force applied to the unit area of the cable is reduced, the possibility of triggering deformation of the cable due to the connection with the rotating rod is reduced, the reliability of the rotating rod is further improved, and the stability of the cooling mechanism is improved.

Wherein, top and bottom of dwang 405 connect respectively in the interior roof and the interior diapire of cooling tank 402 are connected the dwang through the interior roof and the interior diapire of cooling tank, promote the stability that the dwang was connected with the cooling tank, reduce the influence of the moment of torsion that dwang and cable produced to the dwang, promote the stability of being connected between dwang and the cooling tank to promote cooling mechanism's reliability.

The cable 701 passes through the temperature rising device 501 to be connected with the paying-off mechanism, the temperature of the cable 701 after being cooled by the cooling box is possibly lower than the temperature of a processing place, so that the cable passes through the cooling box and then is thermally transferred with water in the air, and the water is liquefied and attached to the outer side of the cable, therefore, the cable needs to be heated to the same temperature as the processing place by arranging the temperature rising device, the heat transfer quantity of the cable and the water in the air is reduced, the water bead attachment quantity of the outer side of the cable is reduced, and the quality of the cable is improved.

The cable 701 passes through the dehumidifier 601 and is connected with the paying-off mechanism, the cable passes through the temperature rising device, after the temperature difference between the cable and a processing place is reduced, the cable is dried outside the cable through the dehumidifier, the moisture content of the cable outside is reduced, the influence of moisture on the cable quality is reduced, and therefore the cable quality is improved.

The side wall of the cooling box 402 is provided with an exhaust hole 408 and an air delivery hole 409 for communicating with the refrigerator 401, the exhaust hole 408 and the air delivery hole 409 are respectively arranged on the opposite side wall of the cooling box 402, the refrigerator is used for delivering cold air to the inner side of the cooling box through the air delivery hole, the cold air passes through the air delivery hole and passes through the inner side of the cooling box and then reaches the opposite exhaust hole, the air delivery hole and the exhaust hole are arranged at opposite positions, the circulation path of the cold air in the cooling box is improved, the contact rate of the cold air and a cable is improved, the cooling effect of the cooling box to the cable is improved, the possibility of deformation of the cable is further reduced, and the quality of the cable is improved.

Wherein, dwang 405 is provided with one or more group joint portion 407, when the multiunit set up, joint portion 407 is followed the axis interval arrangement of dwang 405 to the different radial cable of adaptation sets up the joint portion of multiunit different specification, and when the cable of processing different external diameters, the joint portion of different specifications can carry out the joint to the cable of different external diameters, improves the adaptation scope of dwang, promotes the adaptation scope of cooling body to different specification cables.

The dehumidifier 601 is a cable surface dewatering device, the cable surface dewatering device is a conventional device, the cable is heated by a temperature rising device, moisture attached to the cable by heat transfer generated by air is reserved on the outer surface of the cable after the temperature is raised to the room temperature of a processing place, the cable passes through the cable surface dewatering device, the moisture on the outer surface of the cable is shaken off by the cable surface dewatering device, the water content on the surface of the cable is reduced, the influence of the moisture on the cable quality is reduced, and the cable quality is improved.

The paying-off mechanism comprises a paying-off electric reel 201 and a wire winding electric reel 202, the paying-off electric reel 201 is located on one side, far away from the cooling mechanism, of the coating mechanism, the wire winding electric reel 202 is located on one side, far away from the cooling box 402, of the dehumidifier 601, the paying-off electric reel pays off wires, the wires sequentially pass through the coating mechanism, the cooling mechanism, the temperature rising device and the dehumidifier, and finally the wire winding electric reel is used for winding the processed wires, and the wires are pulled by the paying-off electric reel and the wire winding electric reel through the arrangement of the paying-off electric reel, so that the wires can be automatically processed, the manual participation rate is reduced, the automation of wire paying-off and wire winding processes is improved, and the automation of the wire processing is promoted.

The package mechanism is located between the pay-off electric winding drum 201 and the cooling box 402, the package mechanism comprises a feeding barrel 301, a heater 302 and a package box 303, the feeding barrel 301 is connected to the upper side of the heater 302, the package box 303 is connected to the lower side of the heater 302, raw materials of an insulating layer are fed into the feeding barrel, the heater heats the raw materials, the heated raw materials are packaged on the outer surface of a wire through the package box, the heated raw materials penetrate into the cooling mechanism through a wire to be cooled and solidified, the cooling mechanism is arranged on one side of the package mechanism, the time required by cooling the wire is shortened, the occurrence of deformation possibility of the wire is reduced, and the quality of the wire is improved.

The refrigerator 401 is located at one side of the base 101, the refrigerator 401 is located at one side of the cooling box 402, which is close to the air delivery port 409, the refrigerator is arranged at one side, which is close to the air delivery port of the cooling box, and the distance from the refrigerator to the cooling box is reduced, so that the heat transfer amount of the cold air in the conveying process is reduced, and the cooling degree of the cooling box is improved.

The arrangement positions of the rotating rods 405 are that a plurality of groups of rotating rods 405 are arranged on one side of the cooling box 402, which is close to the wire inlet 403, and are not right opposite to the wire inlet 403; one or more groups of rotating rods 405 are connected to the wire inlet 403 and are arranged in a U shape when the groups are arranged; a plurality of groups of rotating rods 405 are arranged at positions gradually close to the wire outlet 404, and the rotating rods 405 close to the wire inlet 403 are arranged in a staggered manner; the multiunit dwang 405 set up in one side of outlet 404, at least a set of dwang 405 just to outlet 404, through above-mentioned setting, the cable slides after passing through the inlet and bends after being close to one side of outlet, and the angle of bending is the obtuse angle to reduce the bending that the cable received, reduce the deformation of cable, improve the cooling effect of cooler bin.

According to the further scheme, after the cable 701 passes through the cable inlet 403, the rotating rod 405 redirects the cable 701 path, the bending angle of the cable 701 after penetrating into the cable inlet 403 is an obtuse angle, the bending angle of the cable 701 is gradually increased in the cooling box 402, and the insulating layer of the cable is not completely solidified due to higher temperature of the cable processed by the wrapping mechanism, so that the possibility of deformation is higher, when the cable is bent, the bending angle is not excessively large, the bending angle of the cable needs to be an obtuse angle to bend, and then the bending angle is gradually increased, so that the possibility of deformation of the cable due to bending is reduced, and the quality of the cable is improved.

While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a cooling device that cable insulating layer extruded, includes the base, is used for pulling wire pay-off mechanism, is used for wrapping up in the cladding mechanism of attaching the insulating layer, is used for the cooling mechanism to wrapping up in the cable behind the insulating layer, pay-off mechanism cladding mechanism cooling mechanism arranges in proper order and assembles on the base, its characterized in that, cooling mechanism include the refrigerator, with the cooler bin that the cool air export of refrigerator is linked together, with the dwang that the inner wall of cooler bin rotates to be connected, the outer wall of cooler bin runs through and is equipped with wire inlet and the outlet that supplies the cable to pass, the dwang with the cooler bin is vertical connection.

2. The cooling device for extrusion of cable insulation according to claim 1, wherein the rotating rod is provided with a limiting portion, and the limiting portion is recessed inward from an annular wall of the rotating rod.

3. The cooling device for extrusion of cable insulation according to claim 2, wherein the limiting portion is provided with a clamping portion, and the clamping portion is concavely arranged inwards from an annular wall of the limiting portion.

4. A cooling device for extrusion of a cable insulation layer according to claim 3, wherein the vertical section of the clamping portion is arc-shaped, and the radius of the arc-shaped section of the clamping portion is adapted to the radius of the cable.

5. A cooling device for extrusion of insulation layers of cables according to any one of claims 1 to 4, wherein the top and bottom ends of the rotating rod are connected to the inner top and bottom walls of the cooling box, respectively.

6. The cooling device for extrusion of insulation layers of cables according to claim 1, further comprising a temperature raising device for heating the cables, wherein the temperature raising device is located at an outward side of the outlet, and the cables are connected with the paying-off mechanism through the temperature raising device.

7. The cooling device for extrusion of insulation layers of cables according to claim 6, further comprising a dehumidifier for dehumidifying the cables, wherein the dehumidifier is located at an outward side of the temperature increasing device, and wherein the cables are connected to the paying-off mechanism through the dehumidifier.

8. A cooling device for extrusion of insulation layers of cables according to any one of claims 1 to 4, wherein the side wall of the cooling box is provided with a vent hole and a gas transmission hole for communication with the refrigerator box, and the vent hole and the gas transmission hole are provided on the side wall opposite to the cooling box.

9. A cooling device for extrusion of a cable insulation layer according to claim 3 or 4, wherein the rotating rod is provided with one or more groups of clamping parts, and when the groups are arranged, the clamping parts are arranged at intervals along the axis of the rotating rod so as to adapt to cables with different radiuses.

10. The cooling device for extrusion of insulation layers of cables according to claim 7, wherein the paying-off mechanism comprises a paying-off electric reel and a winding-up electric reel, the paying-off electric reel is located on one side of the coating mechanism away from the cooling mechanism, and the winding-up electric reel is located on one side of the dehumidifier away from the cooling box.