CN113968010B - Vertical extrusion equipment applied to marine polytetrafluoroethylene tube and working method of vertical extrusion equipment - Google Patents

Vertical extrusion equipment applied to marine polytetrafluoroethylene tube and working method of vertical extrusion equipment Download PDF

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Publication number
CN113968010B
CN113968010B CN202111292067.3A CN202111292067A CN113968010B CN 113968010 B CN113968010 B CN 113968010B CN 202111292067 A CN202111292067 A CN 202111292067A CN 113968010 B CN113968010 B CN 113968010B
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box
tube
rectangular
extruder body
air
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CN113968010A (en
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刘剑
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Zhenjiang Chunhuan Sealing Materials Group Co ltd
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Zhenjiang Chunhuan Sealing Materials Group Co ltd
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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
    • B29C48/287—Raw material pre-treatment while feeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
    • B29B13/065—Conditioning or physical treatment of the material to be shaped by drying of powder or pellets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
    • B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
    • B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
    • B29B7/16—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft with paddles or arms
    • 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
    • B29C48/256—Exchangeable extruder parts
    • 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
    • B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • 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
    • B29C48/355—Conveyors for extruded articles
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • 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
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

The invention discloses vertical extrusion equipment applied to a marine polytetrafluoroethylene tube and a working method thereof, and relates to the technical field of extrusion equipment. Including the rectangle frame, be close to right side position fixed mounting on the rectangle frame and have the extruder body, the extruder body surface is close to the downside and is provided with the insulation can, the left surface of extruder body is close to upside position fixed mounting has screw conveyer, screw conveyer's upper surface fixed mounting has the storage case, the upper surface fixed mounting of storage case has the gas distribution case, be provided with rabbling mechanism on the gas distribution case, and rabbling mechanism inserts and locate in the storage case. The invention can further crush large-particle raw materials, stir, dry and preheat the raw materials at the same time, so that the feeding is smooth, the extrusion quality of the extruder body is improved, the extrusion head is convenient to mount and replace, the extruded plastic pipe has a buffering effect, is not easy to be pulled and damaged, can be rapidly shaped and is not easy to damage.

Description

Vertical extrusion equipment applied to marine polytetrafluoroethylene tube and working method of vertical extrusion equipment
Technical Field
The invention relates to the technical field of extrusion equipment, in particular to vertical extrusion equipment applied to a marine polytetrafluoroethylene tube and a working method thereof.
Background
The extruder is usually electric heating, and the heating plate is installed in fuselage, aircraft nose, each part such as mould, and the powdered plastics in the section of thick bamboo heats up to reach the required temperature of technology operation, current marine polytetrafluoroethylene pipe adopts vertical extruder to carry out processing production more, however, current vertical extrusion equipment who is applied to marine polytetrafluoroethylene pipe still has some problems when using:
1. in the prior art, a material storage box of a vertical extruder lacks a stirring function, is easy to coagulate and agglomerate, and simultaneously has larger particle raw materials and excessive moisture of the raw materials, so that the feeding is unsmooth, and the production efficiency and the production quality are reduced;
2. in the prior art, the vertical extruder carries more than one extrusion head, and the extrusion head has better process and complicated process, consumes a great deal of time and energy, and is inconvenient to use;
3. in the prior art, when the plastic pipe extruded by the vertical extruder is rolled, the plastic pipe can be subjected to tensile force, and the plastic pipe can not be buffered due to the fact that the plastic pipe cannot be subjected to tensile force, the plastic pipe is easy to fold or pull to deform, and a refrigerating mechanism is lacked, so that the plastic pipe cannot be rapidly molded.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides vertical extrusion equipment applied to a marine polytetrafluoroethylene tube and a working method thereof, so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a be applied to marine polytetrafluoroethylene pipe's vertical extrusion equipment and method of operation thereof, includes the rectangle frame, be close to right side position fixed mounting on the rectangle frame and have the extruder body, the extruder body surface is close to the downside and is provided with the insulation can, the left surface of extruder body is close to upside position fixed mounting has screw conveyer, screw conveyer's upper surface fixed mounting has the storage case, the upper surface fixed mounting of storage case has the gas distribution case, be provided with rabbling mechanism on the gas distribution case, and rabbling mechanism inserts and locate in the storage case, be provided with crushing mechanism on the rabbling mechanism on the storage case, the gas distribution case is linked together with the insulation can through extraction mechanism, install four sets of extrusion heads on the lower lateral wall of rectangle frame through installation mechanism, and right side extrusion head inserts in the extruder body lower lateral wall, be close to the lower side position fixed mounting between the left and right lateral wall of rectangle frame has the rectangle case, rectangular opening has been seted up with the corresponding position of extruder body to the upper lateral wall of rectangle case, all be provided with the guide roll on the upper and lower inner wall of rectangle case, rectangular case has the left side wall to rise to set up the forcedly the rectangular mechanism, the side wall is provided with the rectangular mechanism on the side wall.
Further optimize this technical scheme, rabbling mechanism includes first motor, pipe, inlet port, stirred tube and first head of giving vent to anger, first motor fixed mounting is in the gas distribution box upper surface, the output shaft lower surface fixed mounting of first motor has the pipe, and the pipe runs through the gas distribution box and inserts and locate in the storage box, the inlet port has been seted up with the corresponding position of gas distribution box on the pipe, be close to the downside position on the pipe evenly and be provided with the stirred tube, the lower surface of stirred tube evenly is provided with first head of giving vent to anger.
Further optimize this technical scheme, crushing mechanism includes filter screen, crushing blade and through-hole, filter screen fixed mounting is close to the upside position in the storage box inner wall, install crushing blade on the pipe of filter screen upside, the through-hole that supplies the pipe to install is seted up with the pipe corresponding position on the filter screen.
Further optimize this technical scheme, extraction mechanism includes first air exhauster, first connecting pipe, one-way admission valve and one-way discharge valve, first air exhauster fixed mounting is on rectangular frame upside inner wall, first air exhauster business turn over wind gap is linked together with insulation can and gas distribution case through first connecting pipe respectively, install one-way admission valve on the right side wall of insulation can, be provided with one-way discharge valve on the upper side wall of storage case.
Further optimize this technical scheme, installation mechanism includes electric telescopic handle, second motor, disc and mounting hole, electric telescopic handle fixed mounting is on the lateral wall under the rectangular frame, surface fixed mounting has the second motor under the piston of electric telescopic handle, surface fixed mounting has the disc under the output shaft of second motor, four mounting holes that supply to extrude the head installation have evenly been seted up along circumference on the disc.
Further optimize this technical scheme, the power buffer gear that rises includes mount, spring, mounting bracket, spacing running roller and guide bar, mount fixed mounting is on the left side inner wall of rectangle case, the mounting bracket is installed through the spring to the right flank of mount, install spacing running roller between the inner wall around the right side of mounting bracket, the guide bar is installed to the left surface of mounting bracket, and the guide bar activity is inserted in locating the mount.
Further optimize this technical scheme, refrigeration mechanism includes refrigerator, second air exhauster, second connecting pipe, gas distribution pipe and second head of giving vent to anger, refrigerator and second air exhauster are installed in rectangle case lower surface, the business turn over wind gap of second air exhauster is linked together with refrigerator and gas distribution pipe through the second connecting pipe respectively, gas distribution pipe fixed mounting is on the downside inner wall of rectangle case, gas distribution pipe upper surface evenly is provided with the second head of giving vent to anger.
Further optimize this technical scheme, all articulate on the lateral wall about the leading flank of rectangle case and install sealed chamber door.
The working method of the vertical extrusion equipment applied to the marine polytetrafluoroethylene tube comprises the following steps:
s1, driving a disc to rotate through a second motor in an installation mechanism according to production requirements, so that the corresponding extrusion head and an extruder body are at corresponding positions, and driving the disc to move upwards through the second motor by an electric telescopic rod, so that the extrusion head on the disc is installed in a discharge hole on the lower surface of the extruder body;
s2, pouring the raw materials into a storage box, filtering out the raw materials with larger particles by a filter screen in a crushing mechanism, and driving a crushing blade to rotate by a stirring mechanism to crush the raw materials with larger particles;
s3, the extraction mechanism pumps the drying hot air in the heat preservation box into the air distribution box, and then the drying hot air is injected into the storage box through the stirring mechanism to stir and dry the raw materials;
s4, inputting raw materials into an extruder body through a screw conveyor, and extruding the polytetrafluoroethylene tube through an extrusion head by the extruder body;
s5, enabling the polytetrafluoroethylene tube to enter the rectangular box through the rectangular opening, enabling the polytetrafluoroethylene tube to pass through the left penetrating position of the limiting roller wheel in the tension buffer mechanism along the upper guide roller, and enabling the polytetrafluoroethylene tube to flow out through the discharging hole;
s6, spraying cold air manufactured by the refrigerator through a second exhaust fan in the refrigerating mechanism through a second air outlet head on the upper surface of the air distribution pipe, and cooling and shaping the polytetrafluoroethylene pipe.
Advantageous effects
Compared with the prior art, the invention provides the vertical extrusion equipment applied to the marine polytetrafluoroethylene tube and the working method thereof, and the vertical extrusion equipment has the following beneficial effects:
1. according to the vertical extrusion equipment applied to the marine polytetrafluoroethylene tube and the working method thereof, the stirring mechanism is matched with the filtering mechanism, so that large-particle raw materials in the storage box can be further crushed, and meanwhile, the raw materials are stirred, dried and preheated, so that the spiral feeding rod is smoothly fed, and the extrusion quality of the extruder body is improved.
2. The vertical extrusion equipment for the marine polytetrafluoroethylene tube and the working method thereof can be used for installing four groups of extrusion heads by arranging the installation mechanism, and different extrusion heads can be selected for installation according to requirements, so that the extrusion heads can be conveniently installed and replaced, the disassembly and assembly efficiency of the extrusion heads is greatly improved, and the production efficiency is improved.
3. According to the vertical extrusion equipment applied to the marine polytetrafluoroethylene tube and the working method thereof, the tension buffer mechanism is arranged, so that the extruded plastic tube has a buffer effect, is not easy to be pulled and damaged in the rolling process, and can be rapidly shaped and not easy to damage through the refrigerating mechanism.
Drawings
FIG. 1 is a schematic structural view of a vertical extrusion device for a polytetrafluoroethylene tube for a ship according to the present invention;
FIG. 2 is a cross-sectional view of an incubator of a vertical extrusion apparatus for a marine polytetrafluoroethylene tube according to the present invention;
FIG. 3 is a cross-sectional view of a storage tank of a vertical extrusion device for a marine polytetrafluoroethylene tube according to the present invention;
FIG. 4 is a cross-sectional view of a mounting mechanism of a vertical extrusion apparatus for a marine polytetrafluoroethylene tube according to the present invention;
fig. 5 is a cross-sectional view of a rectangular box of a vertical extrusion apparatus for a polytetrafluoroethylene tube for a ship according to the present invention.
In the figure: 1. a rectangular frame; 2. an extruder body; 3. an insulation box; 4. a screw conveyor; 5. a storage bin; 6. an air distribution box; 7. a stirring mechanism; 701. a first motor; 702. a round tube; 703. an air inlet hole; 704. a stirring tube; 705. a first air outlet head; 8. a crushing mechanism; 801. a filter screen; 802. a crushing blade; 803. a through hole; 9. an extraction mechanism; 901. a first exhaust fan; 902. a first connection pipe; 903. a one-way air inlet valve; 904. a one-way exhaust valve; 10. a mounting mechanism; 101. an electric telescopic rod; 102. a second motor; 103. a disc; 104. a mounting hole; 11. an extrusion head; 12. a rectangular box; 13. a rectangular opening; 14. a guide roller; 15. tension buffer mechanism; 151. a fixing frame; 152. a spring; 153. a mounting frame; 154. limiting roller wheels; 155. a guide rod; 16. a refrigeration mechanism; 161. a refrigerator; 162. a second exhaust fan; 163. a second connection pipe; 164. an air distribution pipe; 165. a second air outlet head; 17. a discharge hole; 18. sealing the door.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, a vertical extrusion device for a marine polytetrafluoroethylene tube comprises a rectangular frame 1, wherein an extruder body 2 is fixedly installed on the rectangular frame 1 near the right side, an insulation box 3 is arranged on the outer surface of the extruder body 2 near the lower side, a screw conveyor 4 is fixedly installed on the left side surface of the extruder body 2 near the upper side, a storage box 5 is fixedly installed on the upper surface of the screw conveyor 4, a gas distribution box 6 is fixedly installed on the upper surface of the storage box 5, a stirring mechanism 7 is arranged on the gas distribution box 6, the stirring mechanism 7 is inserted into the storage box 5, a crushing mechanism 8 is arranged on the stirring mechanism 7 and positioned in the storage box 5, the gas distribution box 6 is communicated with the insulation box 3 through an extraction mechanism 9, four groups of extrusion heads 11 are installed on the lower side wall of the rectangular frame 1, the rightmost extrusion heads 11 are inserted into the lower side wall of the extruder body 2, a rectangular box 12 is fixedly installed on the lower side position between the left side wall and the right side wall of the rectangular frame 1, a rectangular box 12 is fixedly installed on the upper side wall of the rectangular box 12, a rectangular roller 16 is arranged on the lower side wall of the rectangular box 12, a rectangular roller 16 is fixedly arranged on the lower side wall of the rectangular box 12, and a refrigerating mechanism 16 is arranged on the lower side wall of the rectangular box 12, and the rectangular roller 12 is fixedly arranged on the upper side wall of the rectangular box 12.
Specifically, the stirring mechanism 7 comprises a first motor 701, a circular tube 702, an air inlet 703, a stirring tube 704 and a first air outlet 705, the first motor 701 is fixedly installed on the upper surface of the air distribution box 6, the circular tube 702 is fixedly installed on the lower surface of an output shaft of the first motor 701, the circular tube 702 penetrates through the air distribution box 6 to be inserted into the storage box 5, the air inlet 703 is formed in the circular tube 702 at a position corresponding to the air distribution box 6, the stirring tube 704 is uniformly arranged on the circular tube 702 close to the lower side, and the first air outlet 705 is uniformly arranged on the lower surface of the stirring tube 704.
In this embodiment, the first motor 701 drives the circular tube 702 to rotate, the circular tube 702 drives the stirring tube 704 to rotate, the raw materials in the storage tank 5 are stirred, the raw materials are not easy to coagulate, meanwhile, the drying hot air in the air distribution tank 6 enters the circular tube 702 through the air inlet 703, then flows into the stirring tube 704 through the circular tube 702, and is blown out through the first air outlet 705, the raw materials in the storage tank 5 are dried and preheated, and the quality of the plastic tube extruded by the extruder body 2 is better.
Specifically, the crushing mechanism 8 includes a filter screen 801, a crushing blade 802 and a through hole 803, the filter screen 801 is fixedly mounted on the inner wall of the storage box 5 and is close to the upper side, the crushing blade 802 is mounted on the circular tube 702 on the upper side of the filter screen 801, and the through hole 803 for mounting the circular tube 702 is formed in the position, corresponding to the circular tube 702, on the filter screen 801.
In this embodiment, the filter screen 801 filters larger particles in the raw material poured into the storage tank 5, and the crushing blade 802 rotates with the round tube 702 to crush the larger particle raw material, so that the raw material can smoothly flow into the screw conveyor 4 and be conveyed into the extruder body 2 by the screw conveyor 4.
Specifically, the extraction mechanism 9 includes a first exhaust fan 901, a first connecting pipe 902, a unidirectional air inlet valve 903 and a unidirectional air outlet valve 904, the first exhaust fan 901 is fixedly installed on the inner wall of the upper side of the rectangular frame 1, an air inlet and outlet of the first exhaust fan 901 is respectively communicated with the insulation box 3 and the air distribution box 6 through the first connecting pipe 902, the unidirectional air inlet valve 903 is installed on the right side wall of the insulation box 3, and the unidirectional air outlet valve 904 is arranged on the upper side wall of the storage box 5.
In this embodiment, the first exhaust fan 901 sucks the dry hot air in the incubator 3 into the air distribution box 6 through the first connecting pipe 902, the unidirectional air intake valve 903 allows external air to enter the incubator 3, and the unidirectional air exhaust valve 904 allows air in the storage box 5 to be exhausted.
Specifically, the mounting mechanism 10 includes an electric telescopic rod 101, a second motor 102, a disc 103 and a mounting hole 104, the electric telescopic rod 101 is fixedly mounted on the lower side wall of the rectangular frame 1, the second motor 102 is fixedly mounted on the lower surface of a piston of the electric telescopic rod 101, the disc 103 is fixedly mounted on the lower surface of an output shaft of the second motor 102, and four mounting holes 104 for mounting the extrusion heads 11 are uniformly formed in the disc 103 along the circumferential direction.
In this embodiment, according to the production requirement of the extruder body 2, the corresponding extrusion head 11 is installed in the four installation holes 104 on the disc 103, the second motor 102 drives the disc 103 to rotate, so that the corresponding extrusion head 11 on the disc 103 is rotated to the lower surface of the extruder body 2, the second motor 102 is driven to move upwards by the electric telescopic rod 101, the second motor 102 drives the extrusion head 11 on the disc 103 to move up and down, so that the extrusion head 11 is installed in the discharge hole on the lower surface of the extruder body 2, and the extrusion head 11 is convenient to assemble, disassemble and replace.
Specifically, the tension buffer mechanism 15 includes a fixing frame 151, a spring 152, a mounting frame 153, a limit roller 154 and a guide rod 155, the fixing frame 151 is fixedly mounted on the left inner wall of the rectangular box 12, the mounting frame 153 is mounted on the right side surface of the fixing frame 151 through the spring 152, the limit roller 154 is mounted between the right side front and rear inner walls of the mounting frame 153, the guide rod 155 is mounted on the left side surface of the mounting frame 153, and the guide rod 155 is movably inserted in the fixing frame 151.
In this embodiment, mount 151 and mounting bracket 153 are the U type structure that transversely sets up, and the plastic tubing passes through between mounting bracket 153 and the spacing running roller 154, and spring 152 makes mounting bracket 153 and spacing running roller 154 have the cushioning function, can make the pulling force that the plastic tubing received have the cushioning effect.
Specifically, the refrigerating mechanism 16 includes a refrigerator 161, a second exhaust fan 162, a second connecting pipe 163, a gas distribution pipe 164 and a second gas outlet head 165, the refrigerator 161 and the second exhaust fan 162 are mounted on the lower surface of the rectangular box 12, the gas inlet and outlet of the second exhaust fan 162 are respectively communicated with the refrigerator 161 and the gas distribution pipe 164 through the second connecting pipe 163, the gas distribution pipe 164 is fixedly mounted on the inner wall of the lower side of the rectangular box 12, and the second gas outlet head 165 is uniformly arranged on the upper surface of the gas distribution pipe 164.
In this embodiment, the refrigerator 161 generates cool air, and the second exhaust fan 162 pumps the cool air into the air distribution pipe 164 through the second connection pipe 163, and then blows out the cool air through the second air outlet head 165 on the upper surface of the air distribution pipe 164, thereby cooling and shaping the plastic pipe.
Specifically, the left and right side walls of the front side of the rectangular box 12 are hinged with seal box doors 18.
In this embodiment, the seal box door 18 is opened to facilitate routing of the plastic tubing along the guide roller 14 and the stop roller 154.
The working method of the vertical extrusion equipment applied to the marine polytetrafluoroethylene tube comprises the following steps:
s1, driving a disc 103 to rotate through a second motor 102 in an installation mechanism 10 according to production requirements, so that the corresponding extrusion head 11 and the extruder body 2 are at the corresponding positions, and driving the disc 103 to move upwards through the second motor 102 by an electric telescopic rod 101, so that the extrusion head 11 on the disc 103 is installed in a discharge hole on the lower surface of the extruder body 2;
s2, pouring raw materials into a storage box 5, filtering out larger-particle raw materials by a filter screen 801 in a crushing mechanism 8, and driving a crushing blade 802 to rotate by a stirring mechanism 7 to crush the larger-particle raw materials;
s3, the extraction mechanism 9 pumps the drying hot air in the heat preservation box 3 into the air distribution box 6, and then the hot air is injected into the storage box 5 through the stirring mechanism 7 to stir and dry the raw materials;
s4, inputting raw materials into an extruder body 2 through a screw conveyor 4, and extruding polytetrafluoroethylene tubes through an extrusion head 11 by the extruder body 2;
s5, enabling the polytetrafluoroethylene tube to enter the rectangular box 12 through the rectangular opening 13, enabling the polytetrafluoroethylene tube to pass through the left penetrating position of the limit roller 154 in the tension buffer mechanism 15 along the upper guide roller 14, and enabling the polytetrafluoroethylene tube to flow out through the discharge hole 17;
and S6, cold air manufactured by the refrigerator 161 is sprayed out through a second air outlet head 165 on the upper surface of the air distribution pipe 164 by a second air exhauster 162 in the refrigerating mechanism 16, and the polytetrafluoroethylene pipe is cooled and shaped.
When in use: according to the production requirement of the extruder body 2, the corresponding extrusion heads 11 are installed in four installation holes 104 on the disc 103, the second motor 102 drives the disc 103 to rotate, the corresponding extrusion heads 11 on the disc 103 are rotated to the lower surface of the extruder body 2, then the second motor 102 is driven by the electric telescopic rod 101 to move upwards, the second motor 102 drives the extrusion heads 11 on the disc 103 to move upwards and downwards, the extrusion heads 11 are installed in a discharge hole on the lower surface of the extruder body 2, otherwise, the extrusion heads 11 are processed to be disassembled, raw materials are poured into the storage box 5 through a material injection hole on the upper surface of the storage box 5, the first exhaust fan 901 in the extraction mechanism 9 sucks dry hot air in the insulation box 3 into the air distribution box 6 through the first connecting pipe 902, the first motor 701 in the stirring mechanism 7 drives the round pipe 702 to rotate, the round pipe 702 drives the stirring pipe 704 to stir the raw materials in the storage box 5, the raw materials are not easy to condense, meanwhile, the dry hot air in the air distribution box 6 enters the circular tube 702 through the air inlet 703, then flows into the stirring tube 704 through the circular tube 702, is blown out through the first air outlet 705, dries and preheats the raw materials in the storage box 5, filters larger particles in the raw materials poured into the storage box 5 through the filter screen 801 in the crushing mechanism 8, the crushing blade 802 rotates along with the circular tube 702, crushes the larger particles, enables the raw materials to smoothly flow into the screw conveyor 4, is conveyed into the extruder body 2 by the screw conveyor 4, enables the quality of plastic tubes extruded by the extruder body 2 to be better, the plastic tubes extruded by the extrusion head 11 enter the rectangular box 12 through the rectangular opening 13, are pumped into the left side surface of the limit roller 154 in the tension buffer mechanism 15 along the upper guide roller 14, the spring 152 enables the mounting frame 153 and the limit roller 154 to have a buffer function, the tension applied to the plastic pipe can have a buffering effect, the refrigerator 161 in the refrigerating mechanism 16 generates cold air, the second exhaust fan 162 pumps the cold air into the air distribution pipe 164 through the second connecting pipe 163, and the cold air is blown out through the second air outlet head 165 on the upper surface of the air distribution pipe 164 to cool and shape the plastic pipe.
In summary, the vertical extrusion equipment applied to the marine polytetrafluoroethylene tube and the working method thereof can further crush the large-particle raw materials, stir, dry and preheat the raw materials, so that the feeding is smooth, the extrusion quality of the extruder body 2 is improved, the extrusion head 11 is convenient to install and replace, the extruded plastic tube has a buffering effect, is not easy to be pulled and damaged, can be rapidly shaped and is not easy to damage.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. Vertical extrusion equipment for marine polytetrafluoroethylene tube, including rectangle frame (1), its characterized in that: the utility model discloses a rectangular frame (1), be close to right side position fixed mounting on rectangular frame (1) and have extruder body (2), extruder body (2) surface is close to the downside and is provided with insulation can (3), extruder body (2) left surface is close to upside position fixed mounting has screw conveyer (4), screw conveyer (4)'s upper surface fixed mounting has storage case (5), storage case (5) upper surface fixed mounting has gas distribution case (6), be provided with rabbling mechanism (7) on gas distribution case (6), and rabbling mechanism (7) insert in storage case (5), be provided with reducing mechanism (8) on rabbling mechanism (7) in storage case (5), gas distribution case (6) are linked together with insulation can (3) through extraction mechanism (9), install four sets of extrusion heads (11) on the lower lateral wall of rectangular frame (1) through installation mechanism (10), and right side extrusion heads (11) insert in extruder body (2) lateral wall down, be provided with rabbling mechanism (7) in storage case (5), be provided with reducing mechanism (8) on being provided with on rectangular frame (1) the lateral wall (12) on the lower side of rectangular frame (12) and be close to rectangular body (12) on the lower side of rectangular frame (12) and be provided with guide roll (13) on the lower side of rectangular frame (12), the left inner wall of the rectangular box (12) is provided with an expansion buffer mechanism (15), the lower surface of the rectangular box (12) is fixedly provided with a refrigerating mechanism (16), and the right side wall of the rectangular box (12) is provided with a discharging hole (17);
the mounting mechanism (10) comprises an electric telescopic rod (101), a second motor (102), a disc (103) and mounting holes (104), wherein the electric telescopic rod (101) is fixedly mounted on the lower side wall of the rectangular frame (1), the second motor (102) is fixedly mounted on the lower surface of a piston of the electric telescopic rod (101), the disc (103) is fixedly mounted on the lower surface of an output shaft of the second motor (102), and four mounting holes (104) for mounting the extrusion heads (11) are uniformly formed in the disc (103) along the circumferential direction.
2. The vertical extrusion equipment applied to the marine polytetrafluoroethylene tube according to claim 1, wherein the stirring mechanism (7) comprises a first motor (701), a round tube (702), an air inlet hole (703), a stirring tube (704) and a first air outlet head (705), the first motor (701) is fixedly arranged on the upper surface of the air distribution box (6), the round tube (702) is fixedly arranged on the lower surface of an output shaft of the first motor (701), the round tube (702) penetrates through the air distribution box (6) to be inserted into the storage box (5), the air inlet hole (703) is formed in the round tube (702) at a position corresponding to the air distribution box (6), the stirring tube (704) is uniformly arranged on the round tube (702) close to the lower side, and the first air outlet head (705) is uniformly arranged on the lower surface of the stirring tube (704).
3. The vertical extrusion equipment applied to the polytetrafluoroethylene tube for the ship according to claim 2, wherein the crushing mechanism (8) comprises a filter screen (801), crushing blades (802) and penetrating holes (803), the filter screen (801) is fixedly installed on the inner wall of the storage box (5) and is close to the upper side, the crushing blades (802) are installed on a circular tube (702) on the upper side of the filter screen (801), and the penetrating holes (803) for installing the circular tube (702) are formed in positions, corresponding to the circular tube (702), on the filter screen (801).
4. A vertical extrusion device applied to a marine polytetrafluoroethylene tube according to claim 3, wherein the extraction mechanism (9) comprises a first exhaust fan (901), a first connecting pipe (902), a one-way air inlet valve (903) and a one-way air outlet valve (904), the first exhaust fan (901) is fixedly installed on the inner wall of the upper side of the rectangular frame (1), an air inlet and an air outlet of the first exhaust fan (901) are respectively communicated with the insulation box (3) and the air distribution box (6) through the first connecting pipe (902), the one-way air inlet valve (903) is installed on the right side wall of the insulation box (3), and the one-way air outlet valve (904) is arranged on the upper side wall of the storage box (5).
5. The vertical extrusion equipment applied to a marine polytetrafluoroethylene tube according to claim 4, wherein the tension buffer mechanism (15) comprises a fixing frame (151), a spring (152), a mounting frame (153), a limiting roller (154) and a guide rod (155), the fixing frame (151) is fixedly installed on the left inner wall of the rectangular box (12), the mounting frame (153) is installed on the right side surface of the fixing frame (151) through the spring (152), the limiting roller (154) is installed between the front inner wall and the rear inner wall on the right side of the mounting frame (153), the guide rod (155) is installed on the left side surface of the mounting frame (153), and the guide rod (155) is movably inserted into the fixing frame (151).
6. The vertical extrusion device for a polytetrafluoroethylene tube for a ship according to claim 5, wherein the refrigerating mechanism (16) comprises a refrigerator (161), a second exhaust fan (162), a second connecting pipe (163), a gas distribution pipe (164) and a second gas outlet head (165), the refrigerator (161) and the second exhaust fan (162) are mounted on the lower surface of the rectangular box (12), the air inlet and outlet of the second exhaust fan (162) are respectively communicated with the refrigerator (161) and the gas distribution pipe (164) through the second connecting pipe (163), the gas distribution pipe (164) is fixedly mounted on the inner wall of the lower side of the rectangular box (12), and the second gas outlet head (165) is uniformly arranged on the upper surface of the gas distribution pipe (164).
7. The vertical extrusion equipment for the marine polytetrafluoroethylene tube according to claim 6, wherein sealing box doors (18) are hinged on the left and right side walls of the front side surface of the rectangular box (12).
8. The method of operating a vertical extrusion apparatus for a marine polytetrafluoroethylene tube as set forth in claim 7, comprising the steps of:
s1, driving a disc (103) to rotate through a second motor (102) in an installation mechanism (10) according to production requirements, enabling a corresponding extrusion head (11) to correspond to an extruder body (2), and enabling an electric telescopic rod (101) to drive the disc (103) to move upwards through the second motor (102), so that the extrusion head (11) on the disc (103) is installed in a discharge hole on the lower surface of the extruder body (2);
s2, pouring raw materials into a storage box (5), filtering out raw materials with larger particles by a filter screen (801) in a crushing mechanism (8), and driving a crushing blade (802) to rotate by a stirring mechanism (7) to crush the raw materials with larger particles;
s3, the extraction mechanism (9) pumps the dry hot air in the heat preservation box (3) into the air distribution box (6), and then the dry hot air is injected into the storage box (5) through the stirring mechanism (7) to stir and dry the raw materials;
s4, inputting raw materials into an extruder body (2) through a screw conveyor (4), and extruding a polytetrafluoroethylene tube through an extrusion head (11) by the extruder body (2);
s5, enabling the polytetrafluoroethylene tube to enter a rectangular box (12) through a rectangular opening (13), enabling the polytetrafluoroethylene tube to pass through the left side penetrating position of a limit roller (154) in the tension buffer mechanism (15) along an upper guide roller (14), and enabling the polytetrafluoroethylene tube to flow out through a discharge hole (17);
s6, cold air manufactured by a refrigerator (161) is sprayed out through a second air outlet head (165) on the upper surface of an air distribution pipe (164) by a second exhaust fan (162) in the refrigerating mechanism (16), and the polytetrafluoroethylene pipe is cooled and shaped.
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