CN211181769U

CN211181769U - Cable sheath extrusion production line

Info

Publication number: CN211181769U
Application number: CN202020081584.0U
Authority: CN
Inventors: 沈平; 邢涛
Original assignee: Tianjin Feiya Wire And Cable Co ltd
Current assignee: Tianjin Feiya Wire And Cable Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-08-04
Anticipated expiration: 2030-01-14

Abstract

The utility model relates to a production line is given as security out to cable sheath belongs to cable production technical field, and it includes the unwrapping wire subassembly, and one side of unwrapping wire subassembly has set gradually aligning subassembly, has given as security out machine and cooling bath, and the aligning subassembly includes the frame, rotates in the frame and is provided with two rows of straightening wheels, and the heart yearn passes from the space between two rows of straightening wheels, be provided with the adjusting part that drives two rows of straightening wheels and be close to each other or keep away from each other in the frame, the utility model discloses have the effect that improves the convenience of heart yearn aligning process.

Description

Cable sheath extrusion production line

Technical Field

The utility model belongs to the technical field of the technique of cable production and specifically relates to a production line is given as security out to cable sheath is related to.

Background

At present, the outer ring of the cable is required to be wrapped with a layer of sheath, the sheath wrapped outside the cable mainly acts on strengthening the insulating property, the safety is improved, meanwhile, the cable can be protected from mechanical damage, and an extruder is usually used for wrapping the sheath on the outer ring of the cable in the production of the cable.

The existing cable extrusion production line can refer to Chinese patent with publication number CN208400609U, and discloses a cable extrusion production line, which comprises a paying-off mechanism, a straightening mechanism, an extrusion molding mechanism, a cooling mechanism, a diameter measuring mechanism, a roll printing mechanism, a wire storage mechanism, a meter counting mechanism and a take-up mechanism, wherein the straightening mechanism comprises a housing, the bottom of the housing is provided with a support leg, the housing is arranged on the ground through the support leg, two ends of the housing are opened, straightening wheels are arranged in the housing, the straightening wheels are arranged into two rows, a gap for a core wire to pass through is formed between the two rows of straightening wheels, and the core wire is output from the straightening wheels and then enters the extrusion molding mechanism; the extrusion molding mechanism comprises an extruder; store up line mechanism and have a pair of additional riding wheel, the cable on the bearing roller is carried to additional riding wheel and is kept in, each additional riding wheel has the grafting end respectively, have in the horizontal pole with the grafting hole site of grafting end adaptation, the grafting end stretches into in the grafting hole site, make additional riding wheel be fixed in on the horizontal pole, the grafting hole site is equipped with a plurality of, and arrange in order along the length direction of horizontal pole, can change the distance between the additional riding wheel as required, thereby adjust the cable quantity of keeping in on the additional riding wheel, be favorable to adjusting at any time according to production needs, make production not break, be favorable to promoting work efficiency.

The above prior art solutions have the following drawbacks: the heart yearn passes through from the clearance between two rows of straightener rollers, and two rows of straightener rollers carry out the aligning process to the heart yearn, but if the diameter grow of heart yearn, the heart yearn then can't pass through the clearance between two rows of straightener rollers, if the diameter of heart yearn diminishes, two rows of straightener rollers can't play the effect of aligning to the heart yearn for aligning mechanism can only play the aligning effect to the heart yearn of same kind of diameter, has reduced the convenience of heart yearn aligning process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a production line is given as security out to cable sheath, it has the effect that improves heart yearn aligning process's convenience.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a production line is given as security out to cable sheath, includes the unwrapping wire subassembly, and one side of unwrapping wire subassembly has set gradually straightening subassembly, has given as security out machine and cooling bath, and the straightening subassembly includes the frame, rotates in the frame and is provided with two rows of straightener rollers, and the heart yearn passes from the space between two rows of straightener rollers, be provided with the adjusting part that drives two rows of straightener rollers and be close to each other or keep away from each other in the frame.

Through adopting above-mentioned technical scheme, the unwrapping wire subassembly is carried the heart yearn to aligning subassembly department, and the heart yearn is through the space between two rows of straightener rollers, and two rows of straightener rollers and heart yearn butt play the effect of aligning to the heart yearn, and the heart yearn after the aligning reachs extruder department, and extruder extrudes the sheath and wraps up the surface at the heart yearn, and the heart yearn of wrapping up the sheath gets into the cooling bath and cools off. Because the adjusting part can drive two rows of straightening wheels and be close to each other or keep away from, so when the diameter of heart yearn changes, can make the space increase between two rows of straightening wheels or reduce through the adjusting part for the heart yearn of different diameters can both pass through the space between two rows of straightening wheels, and two rows of straightening wheels can all play the aligning effect to the heart yearn of different diameters, need not change the straightening wheel, have improved heart yearn aligning process's convenience.

The present invention may be further configured in a preferred embodiment as: the adjusting assembly comprises a bidirectional screw, the bidirectional screw is rotatably connected with the rack, two mounting blocks are arranged on the rack, two rows of straightening wheels are rotatably connected with the two mounting blocks respectively, the two mounting blocks are in threaded connection with the bidirectional screw, the thread turning directions of the bidirectional screw and the two mounting blocks are opposite, guide rods fixedly connected with the rack are arranged on two sides of the central axis of the bidirectional screw, and the two mounting blocks are slidably connected with the guide rods.

Through adopting above-mentioned technical scheme, when changing the heart yearn of different diameters, according to heart yearn diameter's size, rotate two-way lead screw, make two installation pieces slide and be close to each other or keep away from each other along the guide bar, two rows of straightener rollers are close to each other or keep away from along with two installation pieces, change the size in space between two rows of straightener rollers, because the both sides of two-way lead screw are provided with the guide bar with frame fixed connection, so rotate two-way lead screw, the installation piece can only go up and down along the guide bar, can not take place the condition of rotation, make two rows of straightener rollers can all play the aligning effect to the heart yearn of different diameters, need not change straightener rollers, the convenience of heart ye.

The present invention may be further configured in a preferred embodiment as: there is a recess on the circumferential surface of the straightening wheel.

By adopting the technical scheme, when the straightening wheel plays a straightening role on the core wire, the core wire is abutted against the depression on the circumferential surface of the straightening wheel, and the straightening wheel is rotatably connected with the mounting block, so that the core wire can rotate when passing through a gap between two rows of straightening wheels, the core wire can slide down from the circumferential surface of the straightening wheel and is separated from the circumferential surface of the straightening wheel, and the depression on the circumferential surface of the straightening wheel can play a limiting role on the core wire, so that the possibility that the core wire slides down from the circumferential surface of the straightening wheel is reduced.

The present invention may be further configured in a preferred embodiment as: and a supporting component for supporting the core wire is arranged between the straightening component and the extruder.

Through adopting above-mentioned technical scheme, when there is the distance between aligning subassembly and the extruder, the heart yearn that lies in between aligning subassembly and the extruder probably appears the circumstances of tenesmus because the weight of heart yearn self, make the heart yearn can not the level get into the extruder, the heart yearn probably takes place the friction with the edge of business turn over extruder, make the heart yearn take place to damage, supporting component can play the supporting role to the heart yearn that lies in between aligning subassembly and the extruder, make the heart yearn can the level get into the extruder, the possibility that the damage takes place for the heart yearn has been reduced.

The present invention may be further configured in a preferred embodiment as: the supporting component comprises a guide roller, a supporting frame for supporting the guide roller is arranged below the guide roller, an installation table is arranged at the upper end of the supporting frame, and the guide roller is rotatably connected with the installation table.

Through adopting above-mentioned technical scheme, the support frame plays the effect of support to the guide roll, and the heart yearn is connected with the circumferential surface butt of guide roll because the guide roll rotates with the mount table, so the in-process of the transport of heart yearn, thereby the rotation of guide roll can reduce the frictional force when the heart yearn passes through the guide roll and provide the helping hand for the transport of heart yearn.

The present invention may be further configured in a preferred embodiment as: and a lifting assembly for driving the mounting table to lift on the support frame is arranged below the mounting table.

Through adopting above-mentioned technical scheme, when the diameter of heart yearn changed, can adjust lifting unit, lifting unit drives the mount table and rises or descends, and the mount table rises or descends and makes the guide roll rise or descend for the guide roll can all play the supporting role to the heart yearn of different diameters, has improved the convenience of heart yearn straightening process.

The present invention may be further configured in a preferred embodiment as: the lifting assembly comprises a screw rod, the screw rod is inserted on the support frame and is in threaded connection with the support frame, the upper surface of the screw rod is fixedly connected with a rotating disk, and the lower surface of the mounting table is fixedly connected with the upper surface of the rotating disk.

Through adopting above-mentioned technical scheme, when the diameter of heart yearn changed, held the rotary disk, rotated the screw rod, stretched out the length of support frame through adjusting screw rod for the mount table rises or descends, because the screw rod has the ability of auto-lock, so when rotatory corresponding position with the screw rod, the mount table can not change in this position by the position, makes the guide roll play the effect of stable stay to the heart yearn.

To sum up, the utility model discloses a beneficial technological effect does:

1. the effect of improving the convenience of the core wire straightening process is achieved by arranging the adjusting assembly for driving the two rows of straightening wheels to approach or separate from each other on the rack and arranging the lifting assembly for driving the mounting table to lift on the supporting frame below the mounting table;

2. the effect of reducing the possibility that the core wire slides down from the circumferential surface of the straightening wheel is achieved by the fact that the circumferential surface of the straightening wheel is provided with the recess;

3. through rotating the guide roll and being connected with the mount table, reach the effect that reduces the frictional force when heart yearn passes through the guide roll.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic view of the structure intended to emphasize the pay-off assembly;

FIG. 3 is a schematic view of the structure intended to emphasize the straightening assembly;

FIG. 4 is a schematic view of the structure intended to emphasize the springs and the rotating shaft in the straightening assembly;

figure 5 is a schematic view aimed at emphasizing the structure of the extruder and the support assembly.

In the figure, 1, a pay-off assembly; 11. paying off the coil; 12. a pay-off rack; 121. a motor; 2. a straightening assembly; 21. a frame; 22. a straightening wheel; 23. mounting blocks; 231. a rotating shaft; 232. a disc; 233. a spring; 3. a support assembly; 31. a guide roller; 32. a support frame; 321. an installation table; 4. an extruder; 41. a body; 42. a wire wrapping tube; 43. a feed hopper; 44. a charging barrel; 5. a cooling tank; 51. supporting legs; 52. a water outlet pipe; 6. an adjustment assembly; 61. a bidirectional lead screw; 62. a guide rod; 7. a lifting assembly; 71. a screw; 72. rotating the disc; 8. an air suction hood; 81. an air suction pipe; 9. a core wire.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, for the utility model discloses a cable sheath extrusion production line, including unwrapping wire subassembly 1, one side of unwrapping wire subassembly 1 is provided with aligning subassembly 2, and aligning subassembly 2 is provided with supporting component 3 back to one side of unwrapping wire subassembly 1, and one side that supporting component 3 is back to aligning subassembly 2 is provided with extrudes machine 4, and one side that extrudes machine 4 back to aligning subassembly 2 is provided with cooling bath 5. Heart yearn 9 enters into straightening subassembly 2 from unwrapping wire subassembly 1 in, straightening subassembly 2 straightens the heart yearn 9 of taking place the bending, heart yearn 9 after the aligning gets into extruder 4, extruder 4 wraps up the sheath of extruding at the surface of heart yearn 9, supporting component 3 plays the supporting role to the heart yearn 9 that is located straightening subassembly 2 and extruder 4 between, the heart yearn 9 of the sheath of having wrapped up is cooled off in the entering cooling bath 5 from extruder 4, the process of parcel heart yearn 9 is extruded to the completion sheath.

As shown in fig. 2, the paying-off assembly 1 includes a paying-off reel 11 and a paying-off stand 12, the paying-off stand 12 is fixedly disposed on the ground, the paying-off reel 11 is rotatably connected with the paying-off stand 12, a core wire 9 is wound on the paying-off reel 11, a motor 121 for driving the paying-off reel 11 to rotate is fixedly disposed on one side of the paying-off stand 12 along the rotating axis direction of the paying-off reel 11, the motor 121 is opened, the motor 121 drives the paying-off reel 11 to rotate around a rotating shaft 231 on the paying-off stand 12, and the core wire 9 is paid.

As shown in fig. 3 and 4, the straightening assembly 2 includes a frame 21, the frame 21 is fixedly connected to the ground, two mounting blocks 23 slidably connected to the frame 21 are disposed above the frame 21, the two mounting blocks 23 are rectangular, and both the two mounting blocks 23 are parallel to the upper surface of the frame 21, one side of the two mounting blocks 23 in the length direction is rotatably connected to a set of straightening wheels 22, the central axis of each straightening wheel 22 is perpendicular to the mounting block 23, and a recess is formed on the circumferential surface of each straightening wheel 22, in this embodiment, the mounting block 23 located above is rotatably connected to two straightening wheels 22, the mounting block 23 located below is rotatably connected to three straightening wheels 22, and the two straightening wheels 22 located above are staggered with the three straightening wheels 22 located below, a rotating shaft 231 is fixedly disposed on the mounting block 23, and the central axis of the rotating shaft 231 is perpendicular to the mounting block 23, and the straightening wheels 22 are rotatably connected to the rotating shaft 231, the spring 233 is arranged on one side, away from the mounting block 23, of the straightening wheel 22, the spring 233 is sleeved on the rotating shaft 231, the disc 232 fixedly connected with the rotating shaft 231 is arranged at one end, away from the mounting block 23, of the spring 233, the disc 232 blocks the spring 233, so that the spring 233 can play a limiting role on the straightening wheel 22 in the rotating process of the straightening wheel 22, the straightening wheel 22 is always kept to rotate at the same position, and the possibility that one side, away from the mounting block 23, of the rotating shaft 231 drops when the straightening wheel 22 rotates on the rotating shaft 231 is reduced. With reference to fig. 1, the rotation axis of the pay-off reel 11 is parallel to the rotation axis of the straightening wheel 22, when the core wire 9 on the pay-off reel 11 enters a gap between the two rows of straightening wheels 22, the concave parts of the two rows of straightening wheels 22 abut against the core wire 9, the core wire 9 moves to enable the straightening wheels 22 to straighten the core wire 9 in the rotating process, the rotation of the straightening wheels 22 reduces the friction force between the core wire 9 and the straightening wheels 22, and assistance is provided for the movement of the core wire 9.

As shown in fig. 3, the upper surface of the frame 21 is provided with an adjusting assembly 6 for driving the two mounting blocks 23 to approach to each other or to be away from each other, the adjusting assembly 6 includes a bidirectional screw 61, the bidirectional screw 61 is perpendicular to the upper surface of the frame 21 and is rotatably connected with the upper surface of the frame 21, the bidirectional screw 61 penetrates the two mounting blocks 23 and is in threaded connection with the two mounting blocks 23, the thread turning directions of the bidirectional screw 61 and the two mounting blocks 23 are opposite, two sides of the central axis of the bidirectional screw 61 are provided with guide rods 62 fixedly connected with the upper surface of the frame 21, the guide rods 62 are parallel to the bidirectional screw 61 and are located on the same vertical surface, and the guide rods 62 penetrate the two mounting blocks 23 and are slidably connected with the mounting. When the bidirectional screw 61 is rotated, the two mounting blocks 23 move close to or away from each other along the guide rod 62, and the two rows of straightening wheels 22 change the size of the gap between the two rows of straightening wheels 22 along with the mutual close or away of the two mounting blocks 23, so that the two rows of straightening wheels 22 can straighten core wires 9 with different diameters, and the convenience in the straightening process of the core wires 9 is improved.

As shown in fig. 5, the supporting assembly 3 includes a supporting frame 32, the supporting frame 32 is a triangular support, a guiding roller 31 is rotatably disposed above the supporting frame 32, a rotation axis of the guiding roller 31 is parallel to a rotation axis of the straightening wheel 22, a recess is formed on a circumferential surface of the guiding roller 31, the core wire 9 abuts against the recess of the guiding roller 31, the guiding roller 31 supports the core wire 9, so that the core wire 9 can horizontally enter the extruder 4, and since the guiding roller 31 is rotatably disposed, in the process of conveying the core wire 9, the rotation of the guiding roller 31 can reduce the friction force when the core wire 9 passes through the guiding roller 31, thereby providing an assisting force for the conveying of the core wire 9.

As shown in fig. 5, a lifting assembly 7 for driving the guide roller 31 to lift is disposed below the guide roller 31, the lifting assembly 7 includes a screw 71 and a rotating disc 72, the screw 71 is inserted into the support frame 32 and is in threaded connection with the support frame 32, the rotating disc 72 is fixedly connected with the screw 71, the rotating disc 72 is perpendicular to the screw 71, the rotating disc 72 is parallel to the ground, an installation table 321 is fixedly disposed on the upper surface of the rotating disc 72, and the guide roller 31 is rotatably connected with the upper surface of the installation table 321. When the diameter of the core wire 9 changes, the rotating disc 72 is held, the screw 71 is rotated, and the mounting table 321 is raised or lowered by adjusting the length of the screw 71 extending out of the supporting frame 32, so that the guide roller 31 can stably support the core wire 9.

As shown in fig. 5, the extruder 4 includes a body 41, the body 41 is rectangular, a covering tube 42 is disposed along one side of the body 41 in the length direction, the covering tube 42 is cylindrical, the central axis direction of the covering tube 42 is perpendicular to the rotation axis of the guide roller 31, two ends of the covering tube 42 along the central axis direction are disposed in an open manner, the guide roller 31 horizontally sends the core wire 9 into the opening of the covering tube 42, one end of the upper surface of the body 41 away from the covering tube 42 in the length direction is disposed with a feed hopper 43 in a communicating manner, one side of the body 41 is disposed with a feed cylinder 44, the feed hopper 43 sucks the raw material into the feed hopper 43 by a vacuum suction method, and then the raw material enters the body 41 from the feed hopper 43 to form a sheath, the sheath is extruded into the covering tube 42, the core wire 9 penetrates through one end of the covering tube 42, the sheath is wrapped on the outer ring of the core wire 9 in the covering tube 42, and then penetrates out of the other end.

Referring back to fig. 1, the core wire 9 wrapped with the sheath enters the cooling tank 5 to be cooled, an air suction cover 8 is arranged above the position where the core wire 9 enters the cooling tank 5, an air suction pipe 81 is communicated with the upper end of the air suction cover 8, one end, far away from the air suction cover 8, of the air suction pipe 81 is connected with an external air suction device, the process of wrapping the sheath in the wire wrapping pipe 42 is a high-temperature environment, the core wire 9 passing through the high temperature can generate pungent smell, the external air suction device sucks the pungent smell through the air suction cover 8, and the possibility that the pungent smell influences an operator is reduced.

As shown in fig. 1, the cooling groove 5 is a rectangular cooling groove 5 with an upper end open, the lower end of the cooling groove 5 is provided with four support legs 51, the four support legs 51 are respectively arranged at four corners of the lower surface of the cooling groove 5, one end of the cooling groove 5 close to the wire wrapping pipe 42 is inclined, and the inclined direction is inclined downwards along the length direction of the cooling groove, so that the core wire 9 horizontally enters the cooling groove 5 after penetrating out of the wire wrapping pipe 42, the core wire 9 cannot be bent, and the possibility of damage to the core wire 9 is reduced. Water is placed in the cooling tank 5, a water outlet pipe 52 is arranged at the lower end of the cooling tank 5, the water enters the cooling tank 5 through a water faucet and is discharged from the water outlet pipe 52, the water outlet pipe 52 is communicated with the outside and is discharged into the cooling tank 5 through the water faucet after the water with the increased temperature is cooled, so that the water can be recycled, and the waste of water resources is reduced.

The implementation principle of the embodiment is as follows: the motor 121 is turned on, the motor 121 drives the paying-off coil 11 to rotate, the paying-off process is carried out on the core wire 9, so that the core wire 9 enters a gap between the two rows of straightening wheels 22, the bidirectional screw 61 is rotated according to the diameter of the core wire 9, the two rows of straightening wheels 22 are close to each other or far away from each other, so that the two rows of straightening wheels 22 can be abutted against the core wire 9, then the core wire 9 is straightened while the two rows of straightening wheels 22 rotate along with the movement of the core wire 9, then the core wire 9 reaches the guide roller 31, the guide roller 31 horizontally sends the core wire 9 into the wire wrapping pipe 42, the feed hopper 43 sucks raw materials into the machine body 41 from the feed cylinder 44, forms a sheath in the machine body 41, then the sheath is extruded into the wire wrapping pipe 42, the core wire 9 entering the wire wrapping pipe 42 is wrapped by a circle of sheath in the wire wrapping pipe 42 and then penetrates out of the other end of the wire, and opening the water faucet, filling the water faucet in the cooling tank 5, cooling the core wire 9 wrapped with the jacket by cold water in the cooling tank 5, allowing the heated water to flow out of the water outlet pipe 52, treating the water by a water treatment device communicated with the outside, cooling the water with the increased temperature, and discharging the water into the cooling tank 5 through the water faucet, so that the water is recycled. In the straightening process, the gap between the two rows of straightening wheels 22 is changed by rotating the bidirectional screw 61, so that the two rows of straightening wheels 22 can achieve the straightening effect on core wires 9 with different diameters, and the convenience in the straightening process of the core wires 9 is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a production line is given as security out to cable sheath, includes unwrapping wire subassembly (1), and one side of unwrapping wire subassembly (1) has set gradually straightening subassembly (2), has given as security out machine (4) and cooling bath (5), and straightening subassembly (2) include frame (21), rotate on frame (21) and are provided with two rows of straightener rollers (22), and space between two rows of straightener rollers (22) is passed, its characterized in that from heart yearn (9): the frame (21) is provided with an adjusting component (6) which drives the two rows of straightening wheels (22) to approach or depart from each other.

2. The cable sheath extrusion line of claim 1, wherein: adjusting part (6) include two-way lead screw (61), two-way lead screw (61) are rotated with frame (21) and are connected, be provided with two installation piece (23) on frame (21), two rows of straightener roller (22) rotate with two installation piece (23) respectively and are connected, two installation piece (23) and two-way lead screw (61) threaded connection, and two-way lead screw (61) revolve to opposite with the screw thread of two installation piece (23), two-way lead screw (61) the both sides of the central axis direction be provided with frame (21) fixed connection's guide bar (62), and two installation piece (23) and guide bar (62) sliding connection.

3. The cable sheath extrusion line of claim 1, wherein: the straightening wheels (22) have a recess in the circumferential surface.

4. The cable sheath extrusion line of claim 1, wherein: and a supporting component (3) which plays a supporting role for the core wire (9) is arranged between the straightening component (2) and the extruder (4).

5. The cable sheath extrusion line of claim 4, wherein: the supporting component (3) comprises a guide roller (31), a supporting frame (32) for supporting the guide roller (31) is arranged below the guide roller (31), an installation table (321) is arranged at the upper end of the supporting frame (32), and the guide roller (31) is rotatably connected with the installation table (321).

6. A cable sheath extrusion line as set forth in claim 5, wherein: and a lifting component (7) for driving the mounting table (321) to lift on the support frame (32) is arranged below the mounting table (321).

7. The cable sheath extrusion line of claim 6, wherein: the lifting assembly (7) comprises a screw rod (71), the screw rod (71) is inserted into the support frame (32) and is in threaded connection with the support frame (32), the upper surface of the screw rod (71) is fixedly connected with a rotating disc (72), and the lower surface of the mounting table (321) is fixedly connected with the upper surface of the rotating disc (72).