CN210403343U

CN210403343U - Flame retarded cable insulating layer automatic feeding system

Info

Publication number: CN210403343U
Application number: CN201921578705.6U
Authority: CN
Inventors: 方涌东
Original assignee: Guangdong Shengyu Cable Industrial Co ltd
Current assignee: Guangdong Shengyu Cable Industrial Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-04-24
Anticipated expiration: 2029-09-20

Abstract

The utility model relates to an automatic feeding system of a flame-retardant cable insulating layer, which belongs to the technical field of cable material manufacturing equipment, is used for drying, cooling, storing and transporting a material as a filler of the flame-retardant cable insulating layer, and comprises a feeding module, a drying module, a cooling module, a feeding module, a detection module and a control module; the drying module comprises a dryer, the dryer comprises a slope plate component, a rotating disc component and a vibration discharging component, a first resistance wire and a second resistance wire are respectively arranged in the slope plate component and the rotating disc component, and the vibration discharging component is used for transmitting the dried materials to the cooling module; the cooling module comprises a cooling device and a cooling conveyor, and the conveyor is used for conveying the material cooled by the cooling device to a cabling device; and the control module controls the system to automatically and efficiently operate according to the detection information of the detection module.

Description

Flame retarded cable insulating layer automatic feeding system

Technical Field

The utility model relates to a cable material manufacture equipment technical field especially relates to a flame retarded cable insulating layer automatic feeding system.

Background

The existing preparation feeding system for the flame-retardant cable insulation layer materials comprises the procedures of material guiding, drying, cooling, storage and the like, the materials are processed by the system and then are guided into a cabling device for feeding to a cable insulation layer to be used by the cabling device, in the drying and cooling system, a drying mechanism is usually separated from a cooling mechanism, after the materials in a dryer are dried, the dryer is stopped to unload the materials, the dried materials can enter the cooling device to be cooled, meanwhile, the next batch of materials can be continuously dried, the continuous drying and cooling process can obviously not be realized, a great amount of waste of manpower and material resources is caused, and the use requirements can not be met; meanwhile, the quality of the dried material cannot be completely guaranteed, namely the drying degree and the cooling degree cannot be guaranteed, so that the stress of the manufactured insulating sheath is too low; the storage space of the materials cannot be controlled by combining the drying and cooling mechanisms, so that the storage space is insufficient or the energy consumption and loss of the drying and cooling mechanisms are caused; therefore, it is necessary to provide a complete, efficient and energy-saving feeding preparation system capable of realizing full-automatic quantitative material guiding, comprehensive drying, cooling and quantitative storage.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, the utility model discloses mainly solve among the prior art problem that flame retarded cable insulating layer automatic feeding system is inefficient, that the power consumption is many, provide a flame retarded cable insulating layer automatic feeding system, through the complete connection and the cooperation of each module of this system, and control module has improved to the detection and the control of each module of this system the work efficiency of flame retarded cable insulating layer automatic feeding system, reduced energy consumption.

For reaching this purpose, the utility model provides a flame retarded cable insulating layer automatic feeding system, its flame retarded cable insulating layer automatic feeding system includes: the device comprises a feeding module, a drying module, a cooling module, a feeding module, a detection module and a control module; the feeding module comprises a material guide device and a material sprinkling device, the material guide device is used for feeding the materials into the material sprinkling device, and a discharge port of the material sprinkling device transmits the materials to the drying module; the drying module comprises a dryer and a drying rack, the dryer is arranged on the drying rack and comprises a drying casing, a slope plate component, a rotating disc component and a vibration discharging component, the drying casing comprises an inner casing, the first inner casing and the second inner casing both comprise a top end and a bottom end, the top end of the first inner casing is connected with the discharge port of the material sprayer, the bottom end of the first inner casing is fixedly connected with the top end of the second inner casing, the slope plate component comprises a predetermined number of slope plates, the slope plates are arranged in the first inner casing in a staggered manner from top to bottom along the height direction of the drying casing, each slope plate comprises a high plate and a low plate far away from the high plate, the high plate is connected with the inner wall of the first inner casing, and the low plate is provided with a predetermined number of leakage openings, a first resistance wire is arranged in the slope plates, the rotating disc component is arranged in the second inner shell, which comprises a vertical rotating shaft, a predetermined number of turntables with different diameters and a predetermined number of pushing pieces, wherein the vertical rotating shaft is fixedly arranged at the center of the bottom end of the second inner shell, and is connected with a first driving device, the turntable is coaxially arranged on the vertical rotating shaft from top to bottom according to the diameter from small to large, and a second resistance wire is arranged in the inner part of the vertical rotating shaft, one end of the pushing piece is fixedly connected with the vertical rotating shaft, and is attached to one surface of the turntable, which is close to the first inner shell, and is used for flattening the material on the turntable and pushing the material to the next turntable or the vibration discharging assembly, one end of the vibration discharging assembly is connected with the bottom of the second inner shell, and the other end of the vibration discharging assembly is communicated with the cooling module and is used for transmitting the dried material to the cooling module; the cooling module comprises a cooling rack, a cooling device and a cooling conveyer, the cooling device is arranged on the cooling rack, which comprises a heat exchange cavity, a stirring rotating shaft, a preset number of stirring blades and a heat exchange flat pipe, wherein the stirring rotating shaft is arranged at the inner axle center of the heat exchange cavity, and is connected with a second driving device, the stirring blades are uniformly and fixedly arranged on the stirring rotating shaft, the heat exchange flat pipe is wound and covered outside the heat exchange cavity, a cooling water is introduced into the heat exchange cavity to cool the material in the heat exchange cavity, a material inlet of the heat exchange cavity is connected with the vibration discharging assembly, a material outlet of the cooling conveyor is connected with the cooling conveyor, and one end of the cooling conveyor, which is far away from the material outlet connected with the heat exchange cavity, is connected with the feeding module and is used for conveying the cooled material to the feeding module; the feeding module comprises a storage bin and a feeding pipeline, the storage bin is connected with the cooling conveyer and used for storing the materials, and the feeding pipeline is connected with the storage bin and used for conveying the materials in the storage bin to a cable forming device; the detection module comprises a first material level detector, a second material level detector and a temperature detector; the first material level detector and the second material level detector are arranged in the storage bin from top to bottom and are used for respectively detecting material height values Hx and Hy corresponding to the materials in the storage bin, and the temperature detector is arranged on a rotary disc close to the bottom of the second inner shell and is used for detecting the material temperature Tz on the rotary disc; and the control module is electrically connected with the detection module, when the material height value Hx is larger than a first preset height H1, the control module controls the material guide device to reduce the feeding amount or stop feeding, when the material height value Hy is lower than a second preset height H2, the control module controls the material guide device to increase the feeding amount, and when the material temperature Tz is lower than a preset temperature value T1, the control module controls the first driving device to reduce the operating frequency and/or control the second resistance wire to increase the temperature. The slope plate of the drying module is used for enabling the materials to fall in the first inner shell of the dryer layer by layer, so that the materials are favorably distributed uniformly and are heated and dried more comprehensively; the drying module the rotor disc subassembly be used for placing by ramp plate subassembly transmission the material realizes right the further heating of material is dried, it is used for with to push away the material exhibition on the carousel and push away to next the carousel or vibration ejection of compact subassembly will the even tiling of material is in on the carousel, can accelerate the drying efficiency of material improves the whole oven-dry mass of material. A material sprinkling device of the feeding module is used for conveying the materials to the drying module; the heat exchange flat tube of the cooling module is wound and covered outside the heat exchange cavity, cooling water is introduced into the heat exchange flat tube to enable the material in the heat exchange cavity to be rapidly cooled, the stirring blades are uniformly and fixedly arranged on the stirring rotating shaft and are used for stirring the material in the heat exchange cavity, the cooling speed is accelerated, the material is uniformly cooled, and the cooling efficiency and the cooling effect are improved; the storage bin of the feeding module is used for storing the materials and providing the required materials for the cabling device at any time.

Preferably, the material guiding device comprises a feeding bin, a vibrating feeder and a lifter, the feeding bin stores the material and is connected with the vibrating feeder, and the vibrating feeder lifts the material to the feeding hole of the material sprinkling device through the lifter.

Preferably, the inclined angle between the slope plate and the top of the first inner shell is 20-50 degrees.

Preferably, the material pushing components on the rotary disc comprise three groups, the material pushing components are uniformly arranged on the rotary disc by taking the vertical rotary shaft as a center, each material pushing component comprises a flattening component and a pushing component, the flattening components and the pushing components are sequentially arranged according to the rotation direction of the rotary disc, the flattening components are used for flattening the materials on the rotary disc, and the pushing components are used for pushing the flattened materials to the next rotary disc or the vibration discharging component.

Preferably, the vibration discharging assembly comprises a vibration discharging machine and a drying conveyer, one end of the vibration discharging machine is fixedly communicated with the bottom of the second inner shell, and the other end of the vibration discharging machine is communicated with the drying conveyer.

Preferably, the cooling device further comprises a cooling shell, wherein the cooling shell is arranged on the outermost layer of the cooling device and wraps the heat exchange flat tubes to protect the heat exchange flat tubes.

Preferably, the drying module further includes a first dehumidifier, and the first dehumidifier is connected to the dryer through a first dehumidification duct, so as to discharge water vapor in the dryer to the outside of the dryer.

Preferably, the cooling module further includes a second dehumidifier, and the second dehumidifier is connected to the heat exchange cavity through a second dehumidification pipe, so as to discharge water vapor in the heat exchange cavity to the outside of the heat exchange cavity.

Preferably, the dryer casing further comprises an outer casing, and a heat insulating layer is arranged in the inner casing and the outer casing and used for preventing heat inside the dryer from dissipating and reducing energy waste.

The utility model has the advantages that:

the utility model provides an automatic feeding system of a flame-retardant cable insulating layer, which is used for drying, cooling, storing and transporting a material as a filler of the flame-retardant cable insulating layer, and comprises a feeding module, a drying module, a cooling module, a feeding module, a detection module and a control module; the control module foundation what of detection module's detection information, ability in time control pay-off volume can also be controlled first drive arrangement in time changes its operating frequency and/or control the second resistance wire in time changes its temperature size, has improved the work efficiency of this system on the one hand, and on the other hand greatly reduced the consumption of the energy, the realization of these a little controls has guaranteed the quality of the required material of stranding device, has improved the result of use of flame retarded cable insulating layer has reduced the wasting of resources, the utility model discloses a cooperation of above module makes the flame retarded cable insulating layer can realize automatic feeding system's quantitative guide, high quality stoving, rapid cooling and the automatic complete, energy-efficient high-quality effect of quantitative storing.

Drawings

Fig. 1 is a schematic structural diagram of an automatic feeding system for an insulation layer of a flame retardant cable provided by the present invention;

fig. 2 is a schematic block diagram of an automatic feeding system for an insulation layer of a flame retardant cable provided by the present invention;

in the figure: 1-a material guide device, 11-a storage bin, 12-a vibrating feeder, 13-a hoister, 2-a material sprayer, 3-a dryer, 31-a slope plate, 32-a vertical rotating shaft, 33-a rotating disc, 34-a vibrating discharging machine, 35-a drying conveyor, 4-a drying rack, 5-a cooling device, 51-a cooling machine shell, 52-a heat exchange cavity, 53-a stirring rotating shaft, 54-a stirring blade, 55-a heat exchange flat tube, 6-a cooling rack, 7-a cooling conveyor, 8-a storage bin, 9-a feeding pipeline and 10-a control module.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

Examples

The automatic feeding system for the insulation layer of the flame-retardant cable, provided by the embodiment, is used for drying, cooling, storing and transporting a material serving as a filler of the insulation layer of the flame-retardant cable, and comprises a feeding module, a drying module, a cooling module, a feeding module, a detection module and a control module 10.

Referring to fig. 1 and 2, the feeding module includes a material guiding device 1 and a material spraying device 2, the material guiding device 1 includes a feeding bin 11, a vibrating feeder 12 and a lifter 13, the feeding bin 11 stores the material and is connected to the vibrating feeder 12, the flow of the vibrating feeder 12 is adjustable, the material is lifted to the feeding port of the material spraying device 2 by the lifter 13, a discharging port of the material spraying device 2 transmits the material to the drying module, and the two discharging ports correspond to the two slope plates 31 close to the top end of the first inner shell one by one, so as to transmit the material to the slope plates 31 completely; when the material height Hx is greater than a first preset height H1, the control module 10 controls the vibrating feeder 12 to reduce the feeding amount or stop feeding, and when the material height Hy is lower than a second preset height H2, the control module 10 controls the vibrating feeder 12 to increase the feeding amount.

Referring to fig. 1, the drying module includes a dryer 3, a dryer frame 4 and a first dehumidifier, the dryer 3 is disposed on the dryer frame 4, the dryer 3 includes a dryer casing, a slope plate assembly, a rotating disc assembly and a vibration discharging assembly, the first dehumidifier is connected to the dryer 3 through a first dehumidifying pipe for discharging the water vapor in the dryer 3 to the outside of the dryer 3.

Referring to fig. 1, the drying machine casing includes an inner casing and an outer casing, a heat insulating layer is arranged in the inner casing and the outer casing, the inner casing is composed of a first inner casing and a second inner casing, the first inner casing and the second inner casing both include a top end and a bottom end, the top end of the first inner casing is connected with the discharge port of the material sprayer 2, and the bottom end of the first inner casing is fixedly connected with the top end of the second inner casing.

Referring to fig. 1, the ramp plate assembly includes a predetermined number of ramp plates 31, the ramp plates 31 are alternately disposed in the first inner casing from top to bottom along a height direction of the dryer casing, which comprises two vertical columns arranged from top to bottom, the two vertical columns are close to the slope plate 31 at the top end of the first inner shell and respectively correspond to the two discharge holes of the material sprinkling device 2, the slope plate 31 is composed of a high plate and a low plate far away from the high plate, the included angle between the slope plate and the top end of the first inner shell is 20-50 degrees, the high plate is connected with the inner wall of the first inner shell, the low plate is provided with a predetermined number of leakage openings, the leakage openings can prevent the materials from being accumulated on the slope plates 31, so that a small amount of materials are scattered to the lower part in advance, and a first resistance wire is arranged in the slope plates 31 and used for heating the materials.

Referring to fig. 1, the rotating disc assembly is disposed in the second inner housing, and includes a vertical rotating shaft 32, a predetermined number of rotating discs 33 with different diameters, and a predetermined number of pushing members, the vertical rotating shaft 32 is fixedly disposed at the center of the bottom end of the second inner housing, and is connected to a first driving device, the rotating discs 33 include three rotating discs 33, the three rotating discs 33 are coaxially disposed on the vertical rotating shaft 32 from top to bottom according to diameters, and are internally provided with a second resistance wire, one end of the pushing member is fixedly connected to the vertical rotating shaft 32, and is attached to a surface of the rotating disc 33 close to the first inner housing, so as to flatten the material on the rotating disc 33 and push the material to a next rotating disc 33 or the vibrating discharging assembly, the pushing members on the rotating disc 33 include three groups, and the pushing members are uniformly disposed on the rotating disc 33 with the vertical rotating shaft 32 as a center, the material pushing part comprises a flattening part and a pushing part, the flattening part and the pushing part are sequentially arranged according to the rotating direction of the rotary table 33, the flattening part is used for flattening the material on the rotary table 33, the pushing part can be used for flattening the material and pushing the flattened material to the next rotary table 33 or the vibration discharging component.

Referring to fig. 1, the vibrating discharging assembly includes a vibrating discharging machine 34 and a drying conveyer 35, one end of the vibrating discharging machine 34 is fixedly communicated with the bottom end of the second inner shell, the other end of the vibrating discharging machine is communicated with the drying conveyer 35, and the flow of the vibrating discharging machine 34 is adjustable, so as to quantitatively transmit the dried material to the cooling module.

Referring to fig. 1 and 2, the cooling module includes a cooling rack 6, a cooling device 5, a cooling conveyor 7, and a second dehumidifier, the second dehumidifier is connected to the heat exchange cavity 52 through a second dehumidification duct to discharge the water vapor in the heat exchange cavity 52 to the outside of the heat exchange cavity 52, the cooling device 5 is disposed on the cooling rack 6 and includes a cooling housing 51, a heat exchange cavity 52, a stirring shaft 53, a predetermined number of stirring blades 54, and a heat exchange flat tube 55, the cooling housing 51 is disposed on the outermost layer of the cooling device 5 and wraps the heat exchange flat tube 55 to protect the heat exchange flat tube 55, the stirring shaft 53 is disposed at the inner axis of the heat exchange cavity 52 and is connected to a second driving device, the control module 10 controls the second driving device, and then control the rotational speed of stirring pivot, stirring vane 54 is evenly fixed to be set up on the stirring pivot 53, heat transfer flat pipe 55 is around covering the outside of heat transfer cavity 52, and it lets in a cooling water and makes in the heat transfer cavity 52 the material cooling, a material access connection of heat transfer cavity 52 the vibration ejection of compact subassembly, its material exit linkage cooling conveyer 7, the cooling conveyer 7 is kept away from the one end of connecting heat transfer cavity 52 material export and is connected the material loading module for with after the cooling the material transmission to the material loading module.

Referring to fig. 1 and 2, the feeding module includes a storage bin 8 and a feeding pipe 9, the storage bin 8 is connected to the cooling conveyer 7 for storing the material, the feeding pipe 9 is connected to the storage bin 8 for quantitatively conveying the material in the storage bin 8 to a cabling device, and the storage bin 8 can provide the material required by the cabling device at any time through the detection module and the control module 10.

Referring to fig. 1, the detection module includes a first material level detector, a second material level detector, and a temperature detector; first material level detector with second material level detector from top to bottom set up in the storage silo 8, promptly first material level detector sets up the high position department of storage silo 8, second material level detector sets up the low level department of storage silo 8, first material level detector with second material level detector detects respectively in the storage silo 8 a material height value Hx, Hy that the material corresponds, thermodetector sets up and is being close to one of the bottom of second inner shell on the carousel 33 for detect a material temperature Tz on this carousel 33.

Referring to fig. 1 and 2, the control module 10 is electrically connected to the detection module, when the material height Hx is greater than a first preset height H1, the control module 10 controls the vibration feeder 12 to reduce the feeding amount or stop feeding, when the material height Hy is lower than a second preset height H2, the control module 10 controls the vibration feeder 12 to increase the feeding amount, and when the material temperature Tz is lower than a preset temperature value T1, the control module 10 controls the first driving device to reduce the operating frequency thereof and/or control the second resistance wire to increase the temperature. The control module 10 can also control the on/off and the operation speed of the feeding module, the drying module, the cooling module and the feeding module, such as the second driving device, the cooling conveyor 7 and the drying conveyor 35.

Therefore, the automatic feeding system for the insulation layer of the flame-retardant cable provided by the embodiment is used for drying, cooling, storing and transporting materials serving as the filler of the insulation layer of the flame-retardant cable, and comprises a feeding module, a drying module, a cooling module, a feeding module, a detection module and a control module 10; a material sprinkling device 2 of the feeding module transmits the materials to the drying module; a dryer 3 of the drying module comprises a slope plate component, a rotating disc component and a vibration discharging component, the slope plate component comprises a preset number of slope plates 31, the slope plates 31 are arranged in the first inner shell in a staggered manner from top to bottom along the height direction of the dryer shell, a first resistance wire is arranged in the slope plates 31, the slope plates 31 are used for enabling the materials to fall into the dryer 3 layer by layer, the materials are favorably and uniformly heated and dried, the slope plates 31 and the lower plate are also provided with a preset number of leakage openings, and the leakage openings are used for preventing the materials from being accumulated on the slope plates 31 and being favorably and uniformly fallen into the rotating disc component; the rotating disc assembly is arranged in the second inner shell and comprises a vertical rotating shaft 32, a predetermined number of rotating discs 33 with different diameters and a predetermined number of material pushing assemblies, the rotating discs 33 are coaxially arranged on the vertical rotating shaft 32 from top to bottom according to the diameters, a second resistance wire is arranged in the rotating discs 33 and used for placing the materials transmitted by the slope plate assembly to realize further heating and drying of the materials, one end of each material pushing assembly is fixedly connected with the vertical rotating shaft 32 and is attached to one surface, close to the first inner shell, of each rotating disc 33 so as to flatten the materials on the rotating discs 33 and push the materials to the next rotating disc 33 or the vibration discharging assembly, the materials are uniformly spread on the rotating discs 33, and the drying efficiency of the materials can be improved; the cooling device 5 of the cooling module comprises a heat exchange cavity 52, a stirring rotating shaft 53, a predetermined number of stirring blades 54 and a heat exchange flat pipe 55, the heat exchange flat pipe 55 is wound outside the heat exchange cavity 52, cooling water is introduced into the heat exchange cavity to cool the material in the heat exchange cavity 52, and the stirring blades 54 are uniformly and fixedly arranged on the stirring rotating shaft 53 and used for stirring the material in the heat exchange cavity 52 to accelerate the cooling speed and uniformly cool the material; the feeding module comprises a storage bin 8 for storing the material and providing the required material for the cabling device at any time.

The control module 10 controls the material guiding device 1 to reduce the feeding amount or stop feeding when the material height Hx is greater than a first preset height H1 according to the detection information of the detection module, the control module 10 controls the material guiding device 1 to increase the feeding amount when the material height Hy is less than a second preset height H2, on one hand, the working efficiency of the system is improved by controlling the feeding amount in time, on the other hand, the energy consumption is greatly reduced, when the material temperature Tz is less than a preset temperature value T1, the control module 10 can also control the first driving device to reduce the operating frequency thereof and/or control the second resistance wire to increase the temperature, the realization of the control functions ensures the quality of the materials required by the cabling device and the use effect of the insulating layer of the flame-retardant cable, the resource waste is reduced, and through the cooperation of the modules, the automatic complete, efficient and energy-saving effects of quantitative material guiding, high-quality drying, cooling and quantitative storage of the automatic feeding system for the flame-retardant cable insulating layer are achieved.

The above description is only for the specific embodiments of the present invention, but it should be understood by those skilled in the art that the present invention is only by way of example, and the scope of the present invention is defined by the appended claims. Therefore, the equivalent changes made in the claims of the present invention still belong to the scope covered by the present invention.

Claims

1. The utility model provides a fire-retardant cable insulating layer automatic feeding system for a material as fire-retardant cable insulating layer filler is dried, is cooled off, is stored and is transported, its characterized in that, fire-retardant cable insulating layer automatic feeding system includes: the device comprises a feeding module, a drying module, a cooling module, a feeding module, a detection module and a control module;

the feeding module comprises a material guide device and a material sprinkling device, the material guide device is used for feeding the materials into the material sprinkling device, and a discharge port of the material sprinkling device is used for transmitting the materials to the drying module;

the drying module comprises a dryer and a drying rack, the dryer is arranged on the drying rack, the dryer comprises a drying casing, a slope plate component, a rotating disc component and a vibration discharging component, the drying casing comprises an inner casing, the inner casing comprises a first inner casing and a second inner casing, the first inner casing and the second inner casing both comprise a top end and a bottom end, the top end of the first inner casing is connected with the discharging port of the material sprayer, the bottom end of the first inner casing is fixedly connected with the top end of the second inner casing, the slope plate component comprises a predetermined number of slope plates, the slope plates are arranged in the first inner casing in a staggered manner from top to bottom along the height direction of the drying casing, the slope plates comprise a high plate and a low plate far away from the high plate, and the high plate is connected with the inner wall of the first inner casing, the lower plate is provided with a preset number of leakage openings, the slope plates are internally provided with a first resistance wire, the rotating disc assembly is arranged in the second inner shell and comprises a vertical rotating shaft, a preset number of rotating discs with different diameters and a preset number of pushing elements, the vertical rotating shaft is fixedly arranged at the center of the bottom end of the second inner shell and is connected with a first driving device, the rotating discs are coaxially arranged on the vertical rotating shaft from top to bottom according to the diameters from small to large, the second resistance wire is arranged in the vertical rotating shaft, one end of each pushing element is fixedly connected with the vertical rotating shaft and is attached to one surface of each rotating disc close to the first inner shell so as to flatten the materials on the rotating discs and push the materials to the next rotating disc or the vibration discharging assembly, and one end of each vibration discharging assembly is connected with the bottom of the second inner shell, the other end of the drying device is communicated with the cooling module and is used for transmitting the dried material to the cooling module;

the cooling module comprises a cooling rack, a cooling device and a cooling conveyer, the cooling device is arranged on the cooling rack, which comprises a heat exchange cavity, a stirring rotating shaft, a preset number of stirring blades and a heat exchange flat pipe, wherein the stirring rotating shaft is arranged at the inner axle center of the heat exchange cavity, and is connected with a second driving device, the stirring blades are uniformly and fixedly arranged on the stirring rotating shaft, the heat exchange flat pipe is wound and covered outside the heat exchange cavity, a cooling water is introduced to cool the material in the heat exchange cavity, a material inlet of the heat exchange cavity is connected with the vibration discharging assembly, a material outlet of the cooling conveyor is connected with the cooling conveyor, and one end of the cooling conveyor, which is far away from the material outlet connected with the heat exchange cavity, is connected with the feeding module and is used for conveying the cooled material to the feeding module;

the feeding module comprises a storage bin and a feeding pipeline, the storage bin is connected with the cooling conveyer and used for storing the materials, and the feeding pipeline is connected with the storage bin and used for conveying the materials in the storage bin to a cable forming device;

the detection module comprises a first material level detector, a second material level detector and a temperature detector; the first material level detector and the second material level detector are arranged in the storage bin from top to bottom and are used for respectively detecting material height values Hx and Hy corresponding to the materials in the storage bin, and the temperature detector is arranged on a rotary disc close to the bottom of the second inner shell and is used for detecting the material temperature Tz on the rotary disc; and

the control module is electrically connected with the detection module, when the material height value Hx is larger than a first preset height H1, the control module controls the material guide device to reduce the feeding amount or stop feeding, when the material height value Hy is lower than a second preset height H2, the control module controls the material guide device to increase the feeding amount, and when the material temperature Tz is lower than a preset temperature value T1, the control module controls the first driving device to reduce the operating frequency and/or control the second resistance wire to increase the temperature.

2. The automatic feeding system of the flame-retardant cable insulating layer according to claim 1, wherein the material guiding device comprises a feeding bin, a vibrating feeder and a lifter, the feeding bin stores the material and is connected with the vibrating feeder, and the vibrating feeder lifts the material to a feeding hole of the material sprinkling device through the lifter.

3. The automatic insulation layer feeding system for the flame-retardant cable according to claim 1, wherein an included angle between the slope plate and the top of the first inner shell is 20-50 °.

4. The automatic feeding system of the flame-retardant cable insulation layer according to claim 1, wherein the pushing members on the rotary table comprise three groups, the pushing members are uniformly arranged on the rotary table with the vertical rotary shaft as a center, the pushing members comprise a flattening member and a pushing member, the flattening member and the pushing member are sequentially arranged according to the rotation direction of the rotary table, the flattening member is used for flattening the material on the rotary table, and the pushing member is used for pushing the flattened material to the next rotary table or the vibration discharging assembly.

5. The automatic feeding system of the insulation layer of the flame-retardant cable according to claim 1, wherein the vibration discharging assembly comprises a vibration discharging machine and a drying conveyor, one end of the vibration discharging machine is fixedly communicated with the bottom of the second inner shell, and the other end of the vibration discharging machine is communicated with the drying conveyor.

6. The automatic feeding system of the flame-retardant cable insulation layer according to claim 1, wherein the cooling device further comprises a cooling shell, and the cooling shell is arranged on the outermost layer of the cooling device and wraps the heat exchange flat tube.

7. The automatic fire retardant cable insulation layer feeding system of claim 1, wherein said drying module further comprises a first dehumidifier, said first dehumidifier being connected to said dryer through a first dehumidifier duct.

8. The automatic insulation layer feeding system for flame-retardant cables of claim 1, wherein the cooling module further comprises a second dehumidifier, and the second dehumidifier is connected to the heat exchange cavity through a second dehumidifier pipe.

9. The automatic feeding system of the insulation layer of the flame-retardant cable according to claim 1, wherein the drying machine casing further comprises an outer casing, and a heat-insulating layer is arranged in the inner casing and the outer casing.