CN113968010A

CN113968010A - Vertical extrusion equipment applied to marine polytetrafluoroethylene tube and working method thereof

Info

Publication number: CN113968010A
Application number: CN202111292067.3A
Authority: CN
Inventors: 刘剑
Original assignee: Zhenjiang Chunhuan Sealing Materials Group Co ltd
Current assignee: Zhenjiang Chunhuan Sealing Materials Group Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-01-25
Anticipated expiration: 2041-11-03
Also published as: CN113968010B

Abstract

The invention discloses vertical extrusion equipment applied to a polytetrafluoroethylene pipe for a ship 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, 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 and has screw conveyer, screw conveyer's last fixed surface installs the storage case, the last fixed surface of storage case installs the gas distribution case, be provided with rabbling mechanism on the gas distribution case, and rabbling mechanism inserts and locates in the storage case. The large-particle plastic pipe extruder disclosed by the invention can be used for further crushing large-particle raw materials, and simultaneously stirring, drying and preheating the raw materials, so that the feeding is smooth, the extrusion quality of the extruder body is improved, the extrusion head is convenient to install and replace, and the extruded plastic pipe has a buffering effect, is not easy to pull and damage, can be quickly shaped and is not easy to damage.

Description

Vertical extrusion equipment applied to marine polytetrafluoroethylene tube and working method thereof

Technical Field

The invention relates to the technical field of extrusion equipment, in particular to vertical extrusion equipment applied to a polytetrafluoroethylene pipe for a ship and a working method thereof.

Background

The extruder is usually electrically heated, the heating plates are arranged on each part of a machine body, a machine head, a die and the like, powdered plastics in the heating cylinder are heated to reach the temperature required by the process operation, the existing marine polytetrafluoroethylene tube is mostly processed and produced by a vertical extruder, but the existing vertical extrusion equipment applied to the marine polytetrafluoroethylene tube has some problems when in use:

1. in the prior art, a material storage box of a vertical extruder is lack of a stirring function, is easy to coagulate and agglomerate, and simultaneously has the defects of unsmooth feeding due to large particle raw materials and excessive moisture of the raw materials, and reduces the production efficiency and the production quality;

2. in the prior art, a vertical extruder is provided with only one extrusion head, and meanwhile, the better process of the extrusion head is complicated, a large amount of time and energy are consumed, and the use is inconvenient;

3. among the prior art, the plastic tubing that vertical extruder extruded receives when the rolling, can receive the pulling force, because the pulling force that can't receive the plastic tubing cushions, causes the plastic tubing folding easily or pulls the deformation, and lacks refrigeration mechanism, unable rapid prototyping.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides vertical extrusion equipment applied to a polytetrafluoroethylene tube for a ship and a working method thereof, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a vertical extrusion device applied to a marine polytetrafluoroethylene tube and a working method thereof comprise a rectangular frame, wherein an extruder body is fixedly arranged on the rectangular frame close to the right side position, an insulation can is arranged on the outer surface of the extruder body close to the lower side, a spiral conveyor is fixedly arranged on the left side surface of the extruder body close to the upper side position, a storage box is fixedly arranged on the upper surface of the spiral conveyor, an air distribution box is fixedly arranged on the upper surface of the storage box, a stirring mechanism is arranged on the air distribution box and inserted in the storage box, a crushing mechanism is arranged on the stirring mechanism and positioned in the storage box, the air distribution box is communicated with the insulation can through an extraction mechanism, four groups of extrusion heads are arranged on the lower side wall of the rectangular frame through an installation mechanism, the rightmost extrusion head is inserted into the lower side wall of the extruder body, and a rectangular box is fixedly arranged between the left inner wall and the right inner wall of the rectangular frame close to the lower side position, the extruder is characterized in that a rectangular opening is formed in the corresponding position of the upper side wall of the rectangular box and the extruder body, guide rollers are arranged on the inner walls of the upper inner wall and the lower inner wall of the rectangular box, an expansion force buffer mechanism is arranged on the inner wall of the left side of the rectangular box, a refrigerating mechanism is fixedly arranged on the lower surface of the rectangular box, and a discharge hole is formed in the right side wall of the rectangular box.

Further optimize this technical scheme, rabbling mechanism includes first motor, pipe, inlet port, stirred tubular and first gas head, first motor is installed in gas distribution box upper surface admittedly, fixed surface installs the pipe under the output shaft of first motor, and the pipe runs through gas distribution box and inserts and locate the storage incasement, the inlet port has been seted up with gas distribution box corresponding position on the pipe, be close to the downside position on the pipe and evenly be provided with the stirred tubular, the lower surface of stirred tubular evenly is provided with first gas head.

Further optimize this technical scheme, rubbing crusher constructs including filter screen, crushing blade and through hole, filter screen fixed mounting is close to the upside position in storage incasement wall, install crushing blade on the pipe of filter screen upside, offer the through hole that supplies the pipe installation with the corresponding position of pipe on the filter screen.

This technical scheme is further optimized, 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 rectangle frame upside inner wall, first air exhauster business turn over wind gap communicates with insulation can and cloth gas box through first connecting pipe respectively mutually, the right side wall mounting of insulation can has one-way admission valve, be provided with one-way discharge valve on the last lateral 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 rectangle frame, electric telescopic handle's piston lower fixed surface installs the second motor, the output shaft lower fixed surface of second motor installs the disc, evenly set up four confessions along circumference on the disc and extrude the mounting hole of first installation.

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 right flank of mount has the mounting bracket through spring mounting, 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 and is located in the mount.

Further optimize this technical scheme, refrigerating 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, the 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.

A working method of vertical extrusion equipment applied to a polytetrafluoroethylene pipe for a ship comprises the following steps:

s1, according to production requirements, the disc is driven to rotate by the second motor in the mounting mechanism, so that the corresponding extrusion head and the extruder body are in the corresponding position, the electric telescopic rod drives the disc to move upwards by the second motor, and the extrusion head on the disc is mounted in a discharge port on the lower surface of the extruder body;

s2, pouring the raw materials into a storage box, filtering the large-particle raw materials by a filter screen in a crushing mechanism, and driving a crushing blade to rotate by a stirring mechanism to crush the large-particle raw materials;

s3, pumping the dry hot air in the heat preservation box into an air distribution box by a pumping mechanism, and injecting the dry hot air into a material storage box by a stirring mechanism to stir and dry the raw materials;

s4, inputting the raw materials into an extruder body through a screw conveyer, and extruding a polytetrafluoroethylene tube by the extruder body through an extrusion head;

s5, enabling the polytetrafluoroethylene tube to enter a rectangular box through a rectangular opening, then passing through the left side of a limiting roller in the tension buffer mechanism along an upper side guide roller, and then flowing out through a discharge hole;

and S6, spraying cold air produced by the refrigerator through a second exhaust fan in the refrigeration 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 polytetrafluoroethylene pipe for the ship 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 arranged to be matched with the filtering mechanism, large-particle raw materials in the storage box can be further crushed, and the raw materials are stirred, dried and preheated simultaneously, so that the spiral feeding rod is smooth in feeding, and the extrusion quality of the extruder body is improved.

2. According to the vertical extrusion equipment applied to the marine polytetrafluoroethylene tube and the working method thereof, four groups of extrusion heads can be installed by arranging the installation mechanism, different extrusion heads are selected to be installed according to needs, the extrusion heads are convenient to install and replace, the disassembly and assembly efficiency of the extrusion heads is greatly improved, and the production efficiency is improved.

3. This be applied to vertical extrusion equipment of marine polytetrafluoroethylene pipe and working method thereof through setting up the power buffer gear that rises, makes the plastic tubing of extruding have the buffering effect, is difficult for being dragged the damage at the in-process of rolling, and rethread refrigeration mechanism can be stereotyped the plastic tubing of extruding fast, and is not fragile.

Drawings

FIG. 1 is a schematic structural diagram of a vertical extrusion apparatus for a polytetrafluoroethylene tube for a ship according to the present invention;

FIG. 2 is a sectional view of an insulation can of a vertical extrusion apparatus for a polytetrafluoroethylene tube for a ship according to the present invention;

FIG. 3 is a sectional view of a storage tank of a vertical extrusion apparatus for a polytetrafluoroethylene tube for a ship according to the present invention;

FIG. 4 is a sectional view of an installation mechanism of a vertical extrusion apparatus for a polytetrafluoroethylene tube for a ship 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. a heat preservation box; 4. a screw conveyor; 5. a material storage box; 6. an air distribution box; 7. a stirring mechanism; 701. a first motor; 702. a circular tube; 703. an air inlet; 704. a stirring pipe; 705. a first gas outlet head; 8. a crushing mechanism; 801. a filter screen; 802. a crushing blade; 803. a through hole; 9. a drawing mechanism; 901. a first exhaust fan; 902. a first connecting pipe; 903. a one-way intake valve; 904. a one-way exhaust valve; 10. an installation mechanism; 101. an electric telescopic rod; 102. a second motor; 103. a disc; 104. mounting holes; 11. an extrusion head; 12. a rectangular box; 13. a rectangular opening; 14. a guide roller; 15. an expansion force buffer mechanism; 151. a fixed mount; 152. a spring; 153. a mounting frame; 154. a limiting roller; 155. a guide bar; 16. a refrigeration mechanism; 161. a refrigerator; 162. a second exhaust fan; 163. a second connecting pipe; 164. an air distribution pipe; 165. a second gas outlet head; 17. a discharge hole; 18. and sealing the box door.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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 to 5, a vertical extrusion device for a marine polytetrafluoroethylene tube comprises a rectangular frame 1, an extruder body 2 is fixedly mounted on the rectangular frame 1 near the right side, an insulation can 3 is disposed on the outer surface of the extruder body 2 near the lower side, a screw conveyor 4 is fixedly mounted on the left side of the extruder body 2 near the upper side, a storage box 5 is fixedly mounted on the upper surface of the screw conveyor 4, an air distribution box 6 is fixedly mounted on the upper surface of the storage box 5, a stirring mechanism 7 is disposed on the air distribution box 6, the stirring mechanism 7 is inserted into the storage box 5, a crushing mechanism 8 is disposed on the stirring mechanism 7 and located in the storage box 5, the air distribution box 6 is communicated with the insulation can 3 through an extraction mechanism 9, four groups of extrusion heads 11 are mounted on the lower side wall of the rectangular frame 1 through a mounting mechanism 10, and in the rightmost side was extruded head 11 and was inserted extruder body 2 lower lateral wall, be close to downside position fixed mounting between the inner wall about rectangle frame 1 and have rectangle case 12, rectangle opening 13 has been seted up with extruder body 2 corresponding position to the last lateral wall of rectangle case 12, all be provided with guide roll 14 on the upper and lower inner wall of rectangle case 12, be provided with expansion force buffer gear 15 on the left side inner wall of rectangle case 12, the lower fixed surface of rectangle case 12 installs refrigeration mechanism 16, discharge opening 17 has been seted up on the right side wall of rectangle case 12.

Specifically, the stirring mechanism 7 includes a first motor 701, a circular tube 702, an air inlet hole 703, a stirring tube 704 and a first air outlet head 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 the output shaft of the first motor 701, the circular tube 702 penetrates through the air distribution box 6 and is inserted into the storage box 5, the air inlet hole 703 is formed in a position, corresponding to the air distribution box 6, on the circular tube 702, the stirring tube 704 is uniformly arranged at a position, close to the lower side, of the circular tube 702, and the first air outlet head 705 is uniformly arranged on the lower surface of the stirring tube 704.

In this embodiment, first motor 701 drives pipe 702 rotatory, and pipe 702 drives the stirring pipe 704 rotation, stirs raw materials in the storage case 5, and difficult raw materials condense, and dry steam passes through inlet port 703 entering pipe 702 in the gas distribution case 6 simultaneously, and rethread pipe 702 flows into stirring pipe 704, blows off through first gas head 705, and raw materials are dried and are preheated in the storage case 5, and the plastic tubing quality that makes extruder body 2 extrude is better.

Specifically, rubbing crusher constructs 8 and includes filter screen 801, crushing blade 802 and through hole 803, filter screen 801 fixed mounting is close to the upside position in storage case 5 inner wall, install crushing blade 802 on the pipe 702 of filter screen 801 upside, the through hole 803 that supplies the pipe 702 installation is seted up with pipe 702 corresponding position on the filter screen 801.

In this embodiment, the filter screen 801 filters the larger particles in the raw materials poured into the storage box 5, and the crushing blade 802 rotates along with the circular tube 702 to crush the larger particle raw materials, so that the raw materials can smoothly flow into the screw conveyor 4 and are 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 one-way air intake valve 903 and a one-way exhaust valve 904, the first exhaust fan 901 is fixedly installed on the inner wall of the upper side of the rectangular frame 1, air inlets and air outlets of the first exhaust fan 901 are respectively communicated with the heat insulation box 3 and the air distribution box 6 through the first connecting pipe 902, the one-way air intake valve 903 is installed on the right side wall of the heat insulation box 3, and the one-way exhaust valve 904 is arranged on the upper side wall of the material storage box 5.

In this embodiment, the first exhaust fan 901 sucks dry hot air in the insulation can 3 into the air distribution box 6 through the first connecting pipe 902, the one-way air inlet valve 903 enables outside air to enter the insulation can 3, and the one-way exhaust valve 904 enables air in the storage box 5 to be discharged.

Specifically, installation mechanism 10 includes electric telescopic handle 101, second motor 102, disc 103 and mounting hole 104, electric telescopic handle 101 fixed mounting is on the lateral wall under the rectangle frame 1, electric telescopic handle 101's piston lower surface fixed mounting has second motor 102, the output shaft lower surface fixed mounting of second motor 102 has disc 103, evenly set up four mounting holes 104 that supply to extrude the installation of head 11 along circumference on disc 103.

In this embodiment, according to the production demand of extruder body 2, in four mounting holes 104 on the installation disc 103, install corresponding extrusion head 11, second motor 102 drives disc 103 rotatory, make corresponding extrusion head 11 on disc 103 rotated to 2 lower surfaces of extruder body, rethread electric telescopic rod 101 drives second motor 102 rebound, second motor 102 drives and extrudes first 11 on disc 103 and reciprocates, make extrusion head 11 install in the discharge gate of 2 lower surfaces of extruder body, the convenience is to extruding head 11 and carrying out dismouting change.

Specifically, the expansion buffer gear 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 inner wall of the left side 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 front inner wall and the rear inner wall of the right side 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 into the fixing frame 151.

In this embodiment, mount 151 and mounting bracket 153 are the U type structure of horizontal setting, 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 buffer function, and the pulling force that can make the plastic tubing receive has buffering effect.

Specifically, refrigerating mechanism 16 includes refrigerator 161, second air exhauster 162, second connecting pipe 163, gas distribution pipe 164 and second head 165 of giving vent to anger, refrigerator 161 and second air exhauster 162 are installed in rectangle case 12 lower surface, the business turn over wind gap of second air exhauster 162 is linked together with refrigerator 161 and gas distribution pipe 164 through second connecting pipe 163 respectively, gas distribution pipe 164 fixed mounting is on the downside inner wall of rectangle case 12, gas distribution pipe 164 upper surface evenly is provided with second head 165 of giving vent to anger.

In this embodiment, the refrigerator 161 generates cold air, so that the second exhaust fan 162 pumps the cold air into the air distribution pipe 164 through the second connection pipe 163, and blows the cold air 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.

Specifically, the left and right side walls of the front side surface of the rectangular box 12 are hinged with sealing box doors 18.

In this embodiment, the door 18 is opened to facilitate the positioning of the plastic tubing along the guide roller 14 and the stop roller 154.

s1, according to production requirements, the disc 103 is driven to rotate by the second motor 102 in the installation mechanism 10, so that the corresponding extrusion head 11 corresponds to the extruder body 2, and the electric telescopic rod 101 drives the disc 103 to move upwards by the second motor 102, so that the extrusion head 11 on the disc 103 is installed in a discharge port on the lower surface of the extruder body 2;

s2, pouring the raw materials into a storage box 5, filtering the large-particle raw materials by a filter screen 801 in a crushing mechanism 8, and driving a crushing blade 802 to rotate through a stirring mechanism 7 to crush the large-particle raw materials;

s3, the extracting mechanism 9 extracts 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 material storage box 5 through the stirring mechanism 7 to stir and dry the raw materials;

s4, inputting the raw materials into the extruder body 2 through the screw conveyer 4, and extruding the polytetrafluoroethylene tube by the extruder body 2 through the extrusion head 11;

s5, enabling the polytetrafluoroethylene tube to enter the rectangular box 12 through the rectangular opening 13, then passing through the left side of the limiting roller 154 in the tension buffer mechanism 15 along the upper side guide roller 14, and then flowing out through the discharge hole 17;

s6, the second exhaust fan 162 in the refrigeration mechanism 16 ejects the cold air produced by the refrigerator 161 through the second air outlet head 165 on the upper surface of the air distribution pipe 164, so as to cool and shape the teflon pipe.

When in use: according to the production requirement of the extruder body 2, the corresponding extrusion heads 11 are installed in the four installation holes 104 on the installation disc 103, the second motor 102 drives the disc 103 to rotate, so that the corresponding extrusion heads 11 on the disc 103 are rotated to the lower surface of the extruder body 2, 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, so that the extrusion heads 11 are installed in the discharge port on the lower surface of the extruder body 2, otherwise, the extrusion heads 11 are processed and disassembled, the raw materials are poured into the storage box 5 through the injection port on the upper surface of the storage box 5, the first exhaust fan 901 in the extraction mechanism 9 sucks the 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 circular pipe 702 to rotate, the stirring pipe 702 drives the stirring pipe 704 to rotate, so as to stir the raw materials in the storage box 5, raw materials are not easy to condense, meanwhile, dry hot air in the air distribution box 6 enters the round pipe 702 through the air inlet holes 703, then flows into the stirring pipe 704 through the round pipe 702, is blown out through the first air outlet head 705, dries and preheats the raw materials in the storage box 5, then 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 round pipe 702 to crush the larger particle raw materials, so that the raw materials can smoothly flow into the screw conveyor 4 and are conveyed into the extruder body 2 by the screw conveyor 4, the quality of the plastic pipes extruded by the extruder body 2 is better, the plastic pipes extruded by the extrusion head 11 enter the rectangular box 12 through the rectangular opening 13 and are pumped into the left side surface of the limiting roller 154 in the tension buffering mechanism 15 along the upper guide roller 14, the spring 152 enables the mounting rack 153 and the limiting roller 154 to have a buffering function, and the plastic pipes can have a buffering effect, the refrigerator 161 in the refrigeration mechanism 16 generates cold air, so that the second exhaust fan 162 pumps the cold air into the air distribution pipe 164 through the second connecting pipe 163, and blows the cold air 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 conclusion, the vertical extrusion equipment applied to the polytetrafluoroethylene pipe for the ship and the working method thereof can further crush large-particle raw materials, stir, dry and preheat the raw materials simultaneously, enable feeding to be smooth, improve the extrusion quality of the extruder body 2, facilitate installation and replacement of the extrusion head 11, enable the extruded plastic pipe to have a buffering effect, are not easy to be pulled and damaged, can be quickly shaped and are not easy to damage.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be applied to vertical extrusion equipment of marine polytetrafluoroethylene pipe, includes rectangle frame (1), its characterized in that: an extruder body (2) is fixedly arranged on the rectangular frame (1) close to the right side, an insulation box (3) is arranged on the outer surface of the extruder body (2) close to the lower side, a screw conveyor (4) is fixedly arranged on the left side surface of the extruder body (2) close to the upper side, a storage box (5) is fixedly arranged on the upper surface of the screw conveyor (4), an air distribution box (6) is fixedly arranged on the upper surface of the storage box (5), a stirring mechanism (7) is arranged on the air 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 air distribution box (6) is communicated with the insulation box (3) through an extraction mechanism (9), and four groups of extrusion heads (11) are arranged on the lower side wall of the rectangular frame (1) through an installation mechanism (10), and in rightmost side extrusion head (11) inserted extruder body (2) lower side wall, be close to downside position fixed mounting between the inner wall about rectangle frame (1) and have rectangle case (12), rectangle opening (13) have been seted up with extruder body (2) corresponding position to the last side wall of rectangle case (12), all be provided with guide roll (14) on the upper and lower inner wall of rectangle case (12), be provided with expansion buffer gear (15) on the left side inner wall of rectangle case (12), the lower fixed surface of rectangle case (12) installs refrigeration mechanism (16), discharge opening (17) have been seted up on the right side wall of rectangle case (12).

2. The vertical extrusion device applied to the polytetrafluoroethylene tube for the ship according to claim 1, wherein the stirring mechanism (7) comprises a first motor (701), a circular tube (702), an air inlet hole (703), a stirring tube (704) and a first air outlet head (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) and is inserted into the storage box (5), the air inlet hole (703) is formed in the position, corresponding to the air distribution box (6), of the circular tube (702), the stirring tube (704) is uniformly arranged on the position, close to the lower side, of the circular tube (702), and the first air outlet head (705) is uniformly arranged on the lower surface of the stirring tube (704).

3. The vertical extrusion equipment as claimed in claim 1, wherein the crushing mechanism (8) comprises a filter screen (801), a crushing blade (802) and a through hole (803), the filter screen (801) is fixedly installed on the inner wall of the material storage box (5) close to the upper side, the crushing blade (802) is installed on the circular pipe (702) on the upper side of the filter screen (801), and the through hole (803) for installing the circular pipe (702) is formed in the position, corresponding to the circular pipe (702), of the filter screen (801).

4. The vertical extrusion equipment applied to the polytetrafluoroethylene tube for the ship according to claim 1, 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 exhaust 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 exhaust valve (904) is installed on the upper side wall of the material storage box (5).

5. The vertical extrusion equipment applied to the polytetrafluoroethylene tube for the ship according to claim 1, wherein the mounting mechanism (10) comprises an electric telescopic rod (101), a second motor (102), a disc (103) and mounting holes (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.

6. The vertical extrusion device applied to the polytetrafluoroethylene tube for the ship according to claim 1, wherein the expansion force buffering 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 mounted on the inner wall of the left side 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 limiting roller (154) is mounted between the front inner wall and the rear inner wall of the right side 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 into the fixing frame (151).

7. The vertical extrusion equipment applied to the polytetrafluoroethylene tube for the ship according to claim 1, wherein the refrigeration 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 installed 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 installed on the lower inner wall of the rectangular box (12), and the upper surface of the gas distribution pipe (164) is uniformly provided with the second gas outlet head (165).

8. The vertical extrusion equipment for the polytetrafluoroethylene tubes for the ships according to claim 1, wherein sealing box doors (18) are hinged to the left and right side walls of the front side of the rectangular box (12).

9. The working method of the vertical extrusion equipment applied to the polytetrafluoroethylene tube for the ship according to any one of claims 1 to 8, wherein the working method comprises the following steps:

s1, according to production requirements, the disc (103) is driven to rotate by the second motor (102) in the mounting mechanism (10), so that the corresponding extrusion head (11) and the extruder body (2) correspond to each other, the electric telescopic rod (101) drives the disc (103) to move upwards by the second motor (102), and the extrusion head (11) on the disc (103) is mounted in a discharge port on the lower surface of the extruder body (2);

s2, pouring the raw materials into a storage box (5), filtering the larger 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 raw materials;

s3, pumping dry hot air in the heat preservation box (3) into the air distribution box (6) by the pumping mechanism (9), injecting the dry hot air into the material storage box (5) through the stirring mechanism (7), and stirring and drying the raw materials;

s4, inputting the raw materials into an extruder body (2) through a screw conveyor (4), and extruding the polytetrafluoroethylene tube by the extruder body (2) through an extrusion head (11);

s5, enabling the polytetrafluoroethylene tube to enter a rectangular box (12) through a rectangular opening (13), then passing through the left side of a limiting roller (154) in a tension buffer mechanism (15) along an upper side guide roller (14), and then flowing out through a discharge hole (17);

and S6, spraying cold air produced by the refrigerator (161) through a second air outlet head (165) on the upper surface of the air distribution pipe (164) by a second exhaust fan (162) in the refrigeration mechanism (16) to cool and shape the polytetrafluoroethylene pipe.