CN114474663A - Flame retardant cable overcoat forming device based on low smoke and zero halogen - Google Patents
Flame retardant cable overcoat forming device based on low smoke and zero halogen Download PDFInfo
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- CN114474663A CN114474663A CN202111072572.7A CN202111072572A CN114474663A CN 114474663 A CN114474663 A CN 114474663A CN 202111072572 A CN202111072572 A CN 202111072572A CN 114474663 A CN114474663 A CN 114474663A
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- fixed mounting
- forming device
- assembly
- stirring
- retardant cable
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- 239000000779 smoke Substances 0.000 title claims abstract description 20
- 239000003063 flame retardant Substances 0.000 title claims abstract description 17
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 229910052736 halogen Inorganic materials 0.000 title claims description 8
- 150000002367 halogens Chemical class 0.000 title claims description 8
- 238000003756 stirring Methods 0.000 claims abstract description 80
- 239000000463 material Substances 0.000 claims abstract description 60
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 238000007599 discharging Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000002156 mixing Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 238000007667 floating Methods 0.000 claims description 23
- 239000012752 auxiliary agent Substances 0.000 claims description 21
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000010354 integration Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000012257 stirred material Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/865—Heating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/08—Copolymers of ethylene
- B29K2023/083—EVA, i.e. ethylene vinyl acetate copolymer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3462—Cables
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a low-smoke halogen-free flame-retardant cable jacket forming device, which comprises a shell, the upper end of the shell is provided with a feeding mechanism, a blanking mechanism and a discharging mechanism, the feeding mechanism is positioned at the upper end of the shell, the blanking mechanism is arranged at the lower end of the feeding mechanism and is fixedly connected with the feeding mechanism, the discharging mechanism is arranged at the left end of the blanking mechanism, the discharging mechanism is in transmission connection with the blanking mechanism, the feeding mechanism comprises a mixing component and a feeding component, the mixing component and the feeding component are in transmission connection, the blanking mechanism comprises an air pressure component and a sensing component, the sensing component is electrically connected with the air pressure component, the discharging component comprises a material transferring component and a heating component, the heating component is positioned at the lower end of the material transferring component, the feeding mechanism comprises the stirring barrel, and the feeding mechanism has the characteristics of high practicability and integration of feeding and discharging.
Description
Technical Field
The invention relates to the technical field of cable jacket forming devices, in particular to a low-smoke halogen-free flame-retardant cable jacket forming device.
Background
The low-smoke halogen-free cable refers to an insulating layer material halogen substance of the cable, does not release halogen-containing gas under the condition of combustion, has low smoke concentration, has the reference standard of JB/T10491-2004 and the models of WDZ-BYJ, WDZ-RYJ and the like, and has the production capacity of mass manufacturers in China.
And be relatively poor at current cable fire-retardant efficiency, and at the fashioned in-process of production of cable, can't realize automatic reinforced, the unloading, and the qualification that can't automated inspection stirring material thing to extravagant a large amount of manpower and materials, consequently, it is very necessary to design a low smoke and zero halogen based flame retarded cable overcoat forming device that the practicality is strong and the feeding ejection of compact realizes the integration.
Disclosure of Invention
The invention aims to provide a low-smoke halogen-free flame-retardant cable jacket forming device to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a flame retarded cable overcoat forming device based on low smoke and zero halogen, includes the shell, the upper end of shell is provided with feed mechanism, unloading mechanism and discharge mechanism, feed mechanism is in the upper end of shell, unloading mechanism is in feed mechanism's lower extreme, unloading mechanism and feed mechanism fixed connection, discharge mechanism is in the left end of unloading mechanism, discharge mechanism is connected for the transmission with unloading mechanism.
According to the technical scheme, the feeding mechanism comprises a mixing assembly and a feeding assembly, the mixing assembly is in transmission connection with the feeding assembly, the discharging mechanism comprises an air pressure assembly and a sensing assembly, the sensing assembly is electrically connected with the air pressure assembly, the discharging assembly comprises a material conveying assembly and a heating assembly, and the heating assembly is located at the lower end of the material conveying assembly.
According to the technical scheme, the feeding mechanism comprises a stirring barrel, a driving motor is fixedly mounted right above the outer side of the stirring barrel, a driving rod is fixedly mounted at the lower end of the driving motor, the driving rod is located inside the stirring barrel, a stirring piece is fixedly mounted on the outer side of the driving rod, an auxiliary agent pipe is fixedly mounted inside the driving rod, an agent groove is fixedly mounted at the upper end of the right side of the stirring barrel, the upper end of the auxiliary agent pipe is connected with a left lower end pipeline of the agent groove, an inner end bearing of the stirring piece is connected with a shaft body, the shaft body is fixedly mounted on the outer layer of the auxiliary agent pipe, a stop block is fixedly mounted at the right end of the shaft body, a snap spring is fixedly connected with the inner side of the stirring piece and the stop block, and a spray head is fixedly mounted on the inner side of the driving rod.
According to the technical scheme, the left side upper end fixed mounting who stirs the bucket has the banbury mixer, the banbury mixer has the pipeline with the lower extreme fixed mounting who stirs the bucket, the port and the stirring bucket fixed mounting of pipeline, the port top of pipeline is provided with the moving axis, the lower extreme bearing of moving axis is connected with the backplate, the inside upper end of stirring the bucket is provided with the kickboard, the equal fixed mounting of lower extreme of kickboard has the float, the lower extreme fixed mounting of float has the floater, the equal fixed mounting in upper end both sides of kickboard has the drive post, the upper end bearing that drives the post is connected with the movable rod, the lower end of movable rod is connected with the lower end bearing of backplate.
According to the technical scheme, the joint fixed mounting of stirring piece and auxiliary agent pipe has the jump ring, the lower extreme fixed mounting of jump ring has movable chamber, the lower extreme in activity chamber is provided with the pressure chamber, the inside fixed mounting of jump ring has movable post, the lower tip fixed mounting of activity post has the cock body, the inboard fixed mounting in activity chamber has the spring, another end fixed mounting of spring has the piston, the piston is in the upper end of pressure chamber, the lower extreme fixed mounting who stirs the bucket has the baffle, the right side upper end fixed mounting of baffle has the atmospheric pressure monitor, the atmospheric pressure monitor is connected for the electricity with the pressure chamber.
According to the technical scheme, the lower extreme fixed mounting of baffle has the spiral pipe, the left end fixed mounting of spiral pipe has synchronous machine, the left end fixed mounting of spiral pipe has protecting sheathing, protecting sheathing's inside is provided with crowded material passageway, crowded material passageway and spiral pipe connection, the left end fixed mounting of crowded material passageway has the discharge gate.
According to the technical scheme, the material extruding channel is internally provided with the air pipe, the left end of the air pipe is provided with the hot air cavity, the lower end of the air pipe is provided with the sealed cavity, the bottom of the sealed cavity is fixedly provided with the contact end, the upper end of the contact end is provided with the connecting end, and the upper end of the connecting end is electrically connected with the metal sheet.
According to the technical scheme, the gasbag is installed with the junction of connecting the end to the contact end, the upper end fixed mounting who connects the end has the dwang, dwang through connection end and contact end fixed connection, the fixed fan that is provided with in upper end of dwang.
According to the technical scheme, the lower end of the joint of the synchronous motor is fixedly provided with the fixed rod, and the upper ends of the internal mixer and the agent groove are fixedly provided with the plug caps.
According to the technical scheme, the auxiliary agent pipe and the stirring sheet are both coated with waterproof coatings.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, through the arrangement of the stirring barrel and the driving rod, after the mixed materials are put into the stirring barrel 42, the driving motor 2 is started, so that the driving motor 2 operates to drive the driving rod 5 to rotate, the driving rod 5 drives the stirring sheet 27 at the outer side to rotate, and the materials in the stirring barrel 42 are stirred, when the stirring viscosity of the materials is low, the resistance of the stirring sheet 27 is small, at the moment, the stirring sheet 27 cannot be subjected to the resistance of stirring the materials, when the stirring viscosity of the materials is high, the resistance of the stirring sheet 27 is large, so that the stirring sheet 27 increases along with the increase of the resistance, the angle of the stirring sheet 27 is increased, the clamp spring 18 contracts along with the increase of the resistance, the shaft body 24 rotates along with the inner end, at the moment, the shaft body 24 rotates to drive the stop block 26 to rotate, the stop block 26 opens a small opening of the auxiliary agent pipe 23, the solvent in the auxiliary agent pipe 23 flows out along with the small opening, and at the moment, the solvent rotates along with the driving rod 5, through the outside blowout of shower nozzle 25, enter into the material of stirring, stir through stirring piece 27 and make the viscosity of material reach moderately, the material stirs to the optimum state this moment, through above-mentioned step to the realization is automatic to carry out perfect integration to the material, the follow-up interpolation of being convenient for.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic overall elevational cross-sectional structural view of the present invention;
FIG. 2 is a top plan view of the actuator stem of the present invention;
FIG. 3 is a schematic perspective view of the agitator barrel of the present invention;
FIG. 4 is an enlarged plan view of region A of the present invention;
FIG. 5 is an enlarged schematic plan view of area B of the present invention;
in the figure: 1. an internal mixer; 2. driving a motor; 3. an agent tank; 4. a pipeline; 5. driving the rod; 6. a pressure monitor; 7. a baffle plate; 8. a material extruding channel; 9. a protective housing; 10. a hot air chamber; 11. a discharge port; 12. an air tube; 13. a sealed cavity; 14. a spiral tube; 15. fixing the rod; 16. a synchronous motor; 17. a movable post; 18. a clamp spring; 19. a plug body; 20. a piston; 21. a spring; 22. a pressure chamber; 23. an auxiliary agent pipe; 24. a shaft body; 25. a spray head; 26. a stopper; 27. a stirring sheet; 28. a fan; 29. a metal sheet; 30. connecting the end heads; 31. a contact tip; 32. an air bag; 33. rotating the rod; 34. a movable rod; 35. a moving shaft; 36. driving the column; 37. a guard plate; 38. a floating plate; 39. floating; 40. a floating ball; 41. a plug cap; 42. stirring the barrel; 43. a movable cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides the following technical solutions: a low-smoke halogen-free flame-retardant cable jacket forming device comprises a shell, wherein a feeding mechanism, a blanking mechanism and a discharging mechanism are arranged at the upper end of the shell, the feeding mechanism is arranged at the upper end of the shell, the blanking mechanism is arranged at the lower end of the feeding mechanism, the blanking mechanism is fixedly connected with the feeding mechanism, the discharging mechanism is arranged at the left end of the blanking mechanism, and the discharging mechanism is in transmission connection with the blanking mechanism;
the feeding mechanism comprises a mixing assembly and a feeding assembly, the mixing assembly and the feeding assembly are in transmission connection, the discharging mechanism comprises an air pressure assembly and a sensing assembly, the sensing assembly is electrically connected with the air pressure assembly, the discharging assembly comprises a material conveying assembly and a heating assembly, and the heating assembly is positioned at the lower end of the material conveying assembly;
the feeding mechanism comprises a stirring barrel 42, a driving motor 2 is fixedly installed at the right upper end of the outer side of the stirring barrel 42, a driving rod 5 is fixedly installed at the lower end of the driving motor 2, the driving rod 5 is positioned in the stirring barrel 42, stirring sheets 27 are fixedly installed at the outer sides of the driving rods 5, an auxiliary agent pipe 23 is fixedly installed in the driving rod 5, an agent tank 3 is fixedly installed at the upper end of the right side of the stirring barrel 42, the upper end of the auxiliary agent pipe 23 is connected with a left lower end pipeline of the agent tank 3, an inner end bearing of each stirring sheet 27 is connected with a shaft body 24, the shaft body 24 is fixedly installed at the outer layer of the auxiliary agent pipe 23, a stop block 26 is fixedly installed at the right end of the shaft body 24, snap springs 18 are fixedly connected between the stirring sheets 27 and the inner sides of the stop blocks 26, spray heads 25 are fixedly installed at the inner sides of the driving rods 5, and after mixed materials are put into the stirring barrel 42, the driving motor 2 is started to drive the driving rod 5 to rotate, the driving rod 5 drives the stirring sheet 27 at the outer side to rotate, so as to stir the materials in the stirring barrel 42, when the viscosity of the materials to be stirred is low, the resistance of the stirring sheet 27 is small, at this time, the stirring sheet 27 cannot be subjected to the resistance of the materials to be stirred, when the viscosity of the materials to be stirred is high, the resistance of the stirring sheet 27 is large at this time, so that the stirring sheet 27 increases along with the increase of the resistance, the angle of the stirring sheet 27 becomes large, the snap spring 18 contracts along with the rotation of the shaft body 24 at the inner end, at this time, the shaft body 24 rotates to drive the baffle block 26 to rotate, the baffle block 26 opens a small opening of the auxiliary agent pipe 23, the solvent in the auxiliary agent pipe 23 flows out along the small opening, at this time, the solvent is ejected outwards through the spray head 25 along with the rotation of the driving rod 5 and enters the stirred materials, the viscosity of the materials is moderate through the stirring of the stirring sheet 27, at this time, the materials are stirred to the optimal state, through the steps, the materials are automatically and perfectly fused, and the subsequent addition is facilitated;
an internal mixer 1 is fixedly arranged at the upper end of the left side of a stirring barrel 42, a pipeline 4 is fixedly arranged at the lower ends of the internal mixer 1 and the stirring barrel 42, the port of the pipeline 4 is fixedly arranged with the stirring barrel 42, a moving shaft 35 is arranged above the port of the pipeline 4, a guard plate 37 is connected with a lower end bearing of the moving shaft 35, a floating plate 38 is arranged at the upper end inside the stirring barrel 42, floating lines 39 are fixedly arranged at the lower ends of the floating plates 38, floating balls 40 are fixedly arranged at the lower ends of the floating lines 39, driving columns 36 are fixedly arranged at the two sides of the upper end of the floating plate 38, a movable rod 34 is connected with an upper end bearing of the driving column 36, the lower end of the movable rod 34 is connected with a lower end bearing of the guard plate 37, EVA/PE particles are manually added into the internal mixer 1 for rolling and mixing, an auxiliary agent and a fire retardant additive adding tank 3, when no material exists in the stirring barrel 42, the floating balls 40 are downward along with the gravity, and then the floating lines 39 and the floating plates 38 are downward, thereby driving the upper part to drive the column 36 to move downwards, driving the bearing of the column 36 to drive the movable rod 34 to move downwards, so that the movable rod 34 drives the protective plate 37 to move outwards, opening the blockage of the pipeline 4, so that the materials in the internal mixer 1 and the agent tank 3 flow downwards through the pipeline 4 and enter the stirring barrel 42 below, when the materials are clamped to a certain degree, the floating ball 40 floats on the surface of the materials along with the buoyancy, when the amount of the materials is increased, the floating ball 40 floats upwards along with the buoyancy of the solvent, drives the floating line 39 and the floating plate 38 to move upwards, the floating plate 38 drives the column 36 to move upwards, the column 36 drives the movable rod 34 to move upwards through the bearing, the movable rod 34 pushes the protective plate 37 to push the protective plate 37 into the pipeline 4, thereby blocking the pipeline 4, stopping feeding downwards, and realizing automatic feeding to the stirring barrel 42 through the steps, thereby improving the operation efficiency of the device, the manpower is greatly reduced;
the lower end of the clamp spring 18 is fixedly provided with a movable cavity 43, the lower end of the movable cavity 43 is provided with a pressure cavity 22, the inside of the clamp spring 18 is fixedly provided with a movable column 17, the lower end head of the movable column 17 is fixedly provided with a plug body 19, the inner side of the movable cavity 43 is fixedly provided with a spring 21, the other end head of the spring 21 is fixedly provided with a piston 20, the piston 20 is positioned at the upper end of the pressure cavity 22, the lower end of the stirring barrel 42 is fixedly provided with a baffle plate 7, the upper end of the right side of the baffle plate 7 is fixedly provided with an air pressure monitor 6, and the air pressure monitor 6 is electrically connected with the pressure cavity 22. A one-way valve is arranged in the pressure cavity 22, when the viscosity of the material is high, the stirring sheet 27 expands along with the increase of resistance, so that the clamp spring 18 contracts, at the moment, the movable column 17 at the rear side of the stirring sheet 27 pushes the plug body 19 below downwards, when the plug body 19 moves downwards, the gas in the movable cavity 43 is pressed, the piston 20 is pressed downwards to extrude the pressure cavity 22, so that the internal air pressure is increased, when the viscosity of the material is high, the stirring sheet 27 stops changing, at the moment, the pressure intensity of the pressure cavity 22 is monitored by the air pressure monitor 6 to be the maximum, so that the baffle 7 is opened, the material in the stirring barrel 42 flows downwards along with the trend, and through the steps, the automatic blanking of the stirred material is realized, and the efficiency of the device is improved;
a spiral pipe 14 is fixedly installed at the lower end of the baffle 7, a synchronous motor 16 is fixedly installed at the left end of the spiral pipe 14, a protective shell 9 is fixedly installed at the left end of the spiral pipe 14, a material extruding channel 8 is arranged inside the protective shell 9, the material extruding channel 8 is connected with a pipeline of the spiral pipe 14, a material outlet 11 is fixedly installed at the left end of the material extruding channel 8, the synchronous motor 16 is started, the synchronous motor 16 rotates to drive the spiral pipe 14 to rotate, the spiral pipe 14 rotates to extrude materials to the left material extruding channel 8, and the materials are extruded outwards through the front material outlet 11 after entering the material extruding channel 8, so that the materials are uniformly conveyed, the transmission efficiency is improved, and the extrusion molding is facilitated;
an air pipe 12 is arranged in the material extruding channel 8, a hot air cavity 10 is arranged at the left end of the air pipe 12, a sealed cavity 13 is arranged at the lower end of the air pipe 12, a contact end 31 is fixedly installed at the bottom of the sealed cavity 13, a connection end 30 is arranged at the upper end of the contact end 31, a metal sheet 29 is electrically connected to the upper end of the connection end 30, the contact end 31 is electrically connected with a power supply, when the connection end 30 is connected with the contact end 31, the metal sheet 29 is electrified to generate heat, the hot air upwards enters the upper air pipe 12 and enters the upper hot air cavity 10 through the air pipe 12, heat is provided for the material extruding channel 8, the high-temperature transmission of materials in the channel is ensured, and the operation of the device is prevented from being influenced by accidents caused by low temperature;
an air bag 32 is arranged at the joint of the contact end 31 and the connection end 30, a rotating rod 33 is fixedly arranged at the upper end of the connection end 30, the rotating rod 33 penetrates through the connection end 30 and is fixedly connected with the contact end 31, a fan 28 is fixedly arranged at the upper end of the rotating rod 33, the fan blades of the fan 28 face upwards, the contact end 31 is electrically connected with the rotating rod 33, the rotating rod 33 rotates to drive the fan 28 above to rotate, thereby blowing the heat generated by the metal sheet 29 upwards, accelerating the upward speed of the hot air, ensuring the heat of the hot air chamber 10 above, when the metal sheet 29 is electrified for too long, the temperature is prevented from being too high, the device is prevented from being damaged, the air bag 32 can expand along with the rise of the temperature, thereby, the connecting end 30 is jacked open, the connection between the connecting end and the contact end 31 is cancelled, and the power supply to the metal sheet 29 is stopped, so that the overheating protection of the metal sheet is realized, and the service life of the device is prolonged;
the lower end of the joint of the synchronous motor 16 is fixedly provided with a fixed rod 15, the upper ends of the internal mixer 1 and the agent tank 3 are both fixedly provided with a plug cap 41, the fixed rod 15 fixes the device to ensure the stability of the device, and an operator manually pulls the plug cap 41 open to add materials into the internal mixer 1 and the agent tank 3 when needing to add materials into the internal mixer 1 and the agent tank 3, so that the materials are more convenient to add, and the sealing performance of the internal mixer can be kept good;
the auxiliary agent pipe 23 and the stirring sheet 27 are both coated with waterproof coatings, so that the influence of water on the auxiliary agent pipe and the stirring sheet is reduced, and the service life of the auxiliary agent pipe and the stirring sheet is prolonged.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a flame retarded cable overcoat forming device based on low smoke and zero halogen, includes the shell, its characterized in that: the feeding mechanism is arranged at the upper end of the shell, the discharging mechanism is fixedly connected with the feeding mechanism, the discharging mechanism is arranged at the left end of the discharging mechanism, and the discharging mechanism is in transmission connection with the discharging mechanism.
2. The low-smoke halogen-free flame-retardant cable jacket forming device according to claim 1, characterized in that: the feeding mechanism comprises a mixing assembly and a feeding assembly, the mixing assembly is in transmission connection with the feeding assembly, the discharging mechanism comprises an air pressure assembly and a sensing assembly, the sensing assembly is electrically connected with the air pressure assembly, the discharging assembly comprises a material conveying assembly and a heating assembly, and the heating assembly is located at the lower end of the material conveying assembly.
3. The low-smoke halogen-free flame-retardant cable jacket forming device as claimed in claim 2, wherein: the feeding mechanism comprises a stirring barrel (42), a driving motor (2) is fixedly mounted at the right upper end of the outer side of the stirring barrel (42), a driving rod (5) is fixedly mounted at the lower end of the driving motor (2), the driving rod (5) is positioned in the stirring barrel (42), stirring sheets (27) are fixedly mounted at the outer side of the driving rod (5), an auxiliary agent pipe (23) is fixedly mounted in the driving rod (5), an agent groove (3) is fixedly mounted at the upper end of the right side of the stirring barrel (42), the upper end of the auxiliary agent pipe (23) is connected with a left lower end pipeline of the agent groove (3), an inner end bearing of the stirring sheet (27) is connected with a shaft body (24), the shaft body (24) is fixedly mounted at the outer layer of the auxiliary agent pipe (23), a stop block (26) is fixedly mounted at the right end of the shaft body (24), and clamp springs (18) are fixedly connected with the inner sides of the stirring sheets (27) and the stop block (26), and the inner sides of the driving rods (5) are fixedly provided with spray heads (25).
4. The low-smoke halogen-free flame-retardant cable jacket forming device based on claim 3 is characterized in that: an internal mixer (1) is fixedly arranged at the upper end of the left side of the stirring barrel (42), a pipeline (4) is fixedly arranged at the lower ends of the internal mixer (1) and the stirring barrel (42), the port of the pipeline (4) is fixedly arranged with the stirring barrel (42), a moving shaft (35) is arranged above the port of the pipeline (4), the lower end of the moving shaft (35) is connected with a guard plate (37) through a bearing, the upper end in the stirring barrel (42) is provided with a floating plate (38), the lower ends of the floating plates (38) are fixedly provided with floating lines (39), the lower ends of the floating lines (39) are fixedly provided with floating balls (40), both sides of the upper end of the floating plate (38) are fixedly provided with driving columns (36), the upper end bearing of the driving column (36) is connected with a movable rod (34), the lower end head of the movable rod (34) is connected with the lower end head bearing of the guard plate (37).
5. The low-smoke halogen-free flame-retardant cable jacket forming device according to claim 4, characterized in that: the lower extreme fixed mounting of jump ring (18) has movable chamber (43), the lower extreme in activity chamber (43) is provided with pressure chamber (22), the inside fixed mounting of jump ring (18) has movable post (17), the lower tip fixed mounting of activity post (17) has cock body (19), the inboard fixed mounting in activity chamber (43) has spring (21), another end fixed mounting of spring (21) has piston (20), piston (20) are in the upper end of pressure chamber (22), the lower extreme fixed mounting who stirs bucket (42) has baffle (7), the right side upper end fixed mounting of baffle (7) has atmospheric pressure monitor (6), atmospheric pressure monitor (6) are connected for the electricity with pressure chamber (22).
6. The low-smoke halogen-free flame-retardant cable jacket forming device according to claim 5, characterized in that: the lower extreme fixed mounting of baffle (7) has spiral pipe (14), the left end fixed mounting of spiral pipe (14) has synchronous machine (16), the left end fixed mounting of spiral pipe (14) has protecting sheathing (9), the inside of protecting sheathing (9) is provided with crowded material passageway (8), crowded material passageway (8) and spiral pipe (14) pipe connection, the left end fixed mounting of crowded material passageway (8) has discharge gate (11).
7. The low-smoke halogen-free flame-retardant cable jacket forming device according to claim 6, characterized in that: an air pipe (12) is arranged inside the extruding channel (8), a hot air cavity (10) is arranged at the left end of the air pipe (12), a sealed cavity (13) is arranged at the lower end of the air pipe (12), a contact end head (31) is fixedly mounted at the bottom of the sealed cavity (13), a connecting end head (30) is arranged at the upper end of the contact end head (31), and a metal sheet (29) is electrically connected to the upper end of the connecting end head (30).
8. The low-smoke halogen-free flame-retardant cable jacket forming device according to claim 7, characterized in that: gasbag (32) are installed with the junction of connecting end (30) in contact end (31), the upper end fixed mounting who connects end (30) has dwang (33), dwang (33) through connection end (30) and contact end (31) fixed connection, the upper end of dwang (33) is fixed and is provided with fan (28).
9. The low-smoke halogen-free flame-retardant cable jacket forming device according to claim 8, characterized in that: the lower end of the joint of the synchronous motor (16) is fixedly provided with a fixed rod (15), and the upper ends of the internal mixer (1) and the agent groove (3) are fixedly provided with plug caps (41).
10. The low smoke and zero halogen based flame retardant cable jacket forming device according to claim 9, characterized in that: and the auxiliary agent pipe (23) and the stirring sheet (27) are coated with waterproof coatings.
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| CN114474663B (en) | 2024-05-10 |
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