CN213339864U

CN213339864U - Extruder for cable production

Info

Publication number: CN213339864U
Application number: CN202021707720.9U
Authority: CN
Inventors: 魏纯斌
Original assignee: Fujian Dajiang Cable Technology Co ltd
Current assignee: Fujian Dajiang Cable Technology Co ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-06-01
Anticipated expiration: 2030-08-17

Abstract

The utility model discloses an extruder for cable manufacture, including extruding pipe, the feed box inner chamber middle part is equipped with the barrel, feed box top wall has still seted up the pan feeding mouth, the barrel bottom is close to feed inlet one side outer wall and has seted up the feed inlet, be connected with the guide pipeline between pan feeding mouth and the feed inlet, the barrel outer wall has still seted up the bin outlet, the feed box is located the inner chamber bottom and has seted up the discharge gate, the discharge gate intercommunication extruding pipe, the barrel is inside to be provided with and to be used for driving the discharge device that plastic granules discharged towards the bin outlet, be equipped with the fan on the feed box outer wall, still set up hot-blast heating device on the feed box outer wall, set up the exhaust outlet that supplies hot-blast to discharge on the outer wall of one side of feed box keeping away from the fan, the utility model discloses through making plastic granules pass through guide pipeline, barrel and feed pipe in the inner chamber and by hot-, and avoids the generation of bubbles after the plastic particles are heated, and improves the quality of the plastic fluid coated cable.

Description

Extruder for cable production

Technical Field

The utility model relates to an extruder specifically is an extruder for cable manufacture.

Background

The industrial cable is a cable used in industry, and has strong corrosion resistance, fire resistance and other capabilities, when the industrial cable is produced, a plastic extruder is required to be used for coating a plastic layer on the outer wall of a wire core, a main machine of the plastic extruder is an extruding machine and consists of an extruding system, a transmission system and a heating and cooling system, and after the plastic extruder is developed for more than 100 years, multiple machine types such as double screws, multiple screws and even no screws are derived from the original single screw.

However, most of the existing plastic extruders do not include a drying mechanism on a feed hopper, the surfaces of plastic particles are very likely to be affected with damp due to storage reasons, the plastic particles which are not dried not only can be melted for a long time after entering the extruder, but also can increase moisture in the melted plastic fluid easily during melting, so that the quality of the extruded cable is not guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an extruder for cable manufacture to solve above-mentioned technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: an extruder for cable production comprises a base, a case is fixed on one side of the base, a driving motor is fixedly arranged on the front side of the case, an extruding pipe is fixedly arranged on one side of the case, an extruding screw for extruding materials is rotatably connected in an inner cavity of the extruding pipe, a driving shaft of the driving motor is connected to one side of the extruding screw, a feeding box is fixedly arranged on one side of the extruding pipe away from the base, a control electric box is fixedly arranged on the upper surface of the base, an inner cavity is arranged in the feeding box, a barrel body extends downwards from the middle of the inner wall of the top of the inner cavity, a feeding hole is formed in the outer wall of the bottom of the barrel body close to the feeding hole, a material guide pipeline is connected between the feeding hole and the feeding hole, a discharging hole is formed in the, the barrel cavity sets up, and well kenozooecium is provided with and is used for driving plastic granules towards the discharge outlet exhaust discharge device in the barrel, be provided with the fan on one side outer wall of pan feeding case, still be equipped with the device that generates heat of discharging the wind of fan in the inner chamber on the pan feeding case outer wall, set up the exhaust outlet of hot blast supply on the one side outer wall that the fan was kept away from to the pan feeding case.

Preferably, discharge device is including running through pan feeding case top outer wall and extending to the inside actuating lever of barrel, still including setting up in the motor at pan feeding case top, actuating lever center and barrel center coincidence and actuating lever one end rotate to be connected on barrel bottom outer wall, barrel bottom outer wall inlays and is equipped with the bearing, bearing inner circle and actuating lever fixed connection, bearing outer lane and barrel inner wall fixed connection, the actuating lever is located the outside one end of pan feeding case and is connected with motor output shaft area, the actuating lever outer wall is provided with the flight of drive plastic granules rebound along the axial.

Preferably, the heating device comprises an electric heating cylinder, the electric heating cylinder is arranged in a hollow mode, the fan is communicated with the electric heating cylinder, an air inlet pipe extends towards the feeding box from the electric heating cylinder, and the air inlet pipe penetrates through the feeding box to the inner cavity.

Preferably, the outer wall of the electric heating cylinder is further provided with a controller, the inner wall of the electric heating cylinder is provided with a temperature sensor, and the controller is electrically connected with the fan and the temperature sensor.

Preferably, the cylinder is located discharge opening department and is connected with the unloading pipe, the unloading pipe extends downwards to the air-supply line below.

Compared with the prior art, the beneficial effects of the utility model are that:

inside plastic granules got into the barrel by the passage way to discharge by discharge device drive to the bin outlet, rethread unloading pipe row to the discharge gate, the wind of fan has the electrothermal tube heating to arrange to pan feeding case inner chamber heating plastic granules, carries out the drying to plastic granules and gets rid of its moisture, has shortened plastic granules's melting time, and has avoided the plastic granules to produce the bubble after heating, has improved the quality of plastic fluid cladding cable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the present embodiment showing the position of the feed box;

FIG. 2 is a schematic sectional view showing the inside of the feed box in this embodiment.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 2. a chassis; 3. a drive motor; 4. extruding a material pipe; 5. feeding into a box; 6. controlling an electric box; 7. an inner cavity; 8. a barrel; 9. a feeding port; 10. a feed inlet; 11. a material guide pipeline; 12. a discharge outlet; 13. a discharge port; 14. a fan; 15. an air outlet; 16. a drive rod; 17. a motor; 18. a bearing; 19. a spiral sheet; 20. an electric heating cylinder; 21. an air inlet pipe; 22. a controller; 23. a temperature sensor; 24. and (5) discharging the material pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: an extruder for cable production comprises a base 1, a case 2 is fixed on one side of the base 1, a driving motor 3 is fixedly arranged on the front side of the case 2, an extruding pipe 4 is fixedly arranged on one side of the case 2, an extruding screw rod for extruding materials is rotatably connected in an inner cavity 7 of the extruding pipe 4, a driving shaft belt of the driving motor 3 is connected to one side of the extruding screw rod, a feeding box 5 is fixedly arranged on one side of the extruding pipe 4 away from the base 1, a control electric box 6 is also fixedly arranged on the upper surface of the base 1, the feeding box 5 is provided with an inner cavity 7, a barrel 8 is extended downwards in the middle of the inner wall of the top of the inner cavity 7, a feeding port 9 is further formed in the inner wall of the top of the inner cavity 7, a feeding port 10 is formed in the outer wall of one side, close to the feeding port 9, of the bottom of the barrel 8, the feed box 5 is located the inner chamber 7 bottom and has seted up discharge gate 13, discharge gate 13 communicates crowded material pipe 4, 8 hollows of barrel set up, and the hollow portion of barrel 8 is provided with and is used for driving plastic granules towards discharge gate 12 exhaust discharge device, be provided with fan 14 on one side outer wall of feed box 5, still be equipped with the device that generates heat of discharging fan 14's wind into inner chamber 7 on the feed box 5 outer wall, set up supply air exhaust outlet 15 on the one side outer wall that the feed box 5 keeps away from fan 14, it should explain, barrel 8 is through welded fastening in inner chamber 7 top inner wall.

Specifically, the discharging device comprises a driving rod 16 penetrating through the outer wall of the top of the feeding box 5 and extending into the cylinder 8, and further comprises a motor 17 arranged at the top of the feeding box 5, the center of the driving rod 16 coincides with the center of the cylinder 8, one end of the driving rod 16 is rotatably connected to the outer wall of the bottom of the cylinder 8, a bearing 18 is embedded in the outer wall of the bottom of the cylinder 8, the inner ring of the bearing 18 is fixedly connected with the driving rod 16, the outer ring of the bearing 18 is fixedly connected with the inner wall of the cylinder 8, one end of the driving rod 16, which is positioned outside the feeding box 5, is connected with an output shaft belt of the motor 17, a spiral piece 19 for driving plastic particles to move upwards is arranged on the outer wall of the driving rod 16 along the axial direction, the motor 17 drives the output shaft to rotate and simultaneously drives the driving rod 16 to rotate, so that the, the cylinder 8 is then fixed by welding.

Specifically, the heating device comprises an electric heating cylinder 20, the electric heating cylinder 20 is arranged in a hollow mode, the fan 14 is communicated with the electric heating cylinder 20, an air inlet pipe 21 extends towards the inside of the feeding box 5 on the electric heating cylinder 20, the air inlet pipe 21 penetrates through the feeding box 5 to the inner cavity 7, air of the fan 14 is heated through the electric heating cylinder 20 and then is discharged into the inner cavity 7 of the feeding box 5 through the air inlet pipe 21, and therefore the plastic particles are heated and dried.

Specifically, the outer wall of the electric heating cylinder 20 is further provided with a controller 22, the inner wall of the electric heating cylinder 20 is provided with a temperature sensor 23, and the controller 22 is electrically connected with the fan 14 and the temperature sensor.

Specifically, the discharge pipe 24 is connected to the cylinder 8 at the discharge opening 12, the discharge pipe 24 extends downward to a position below the air inlet pipe 21, the discharge pipe 24 can prolong the conveying guidance of the plastic particles, and the discharge pipe extends to a position below the air inlet pipe 21 to prevent the air from directly blowing the plastic particles.

One specific application example of this embodiment is:

when the device is used, the fan 14 is started, the electric heating cylinder 20 heats the wind output by the fan 14 and then transmits the wind to the inner cavity 7 of the feeding box 5, plastic particles are poured from the feeding port 9, the motor 17 drives the output shaft to rotate and simultaneously drives the driving rod 16 to rotate after the plastic particles pass through the material guide pipeline 11, so that the spiral sheet 19 rotates to drive the plastic particles to move upwards, the plastic particles are transmitted to the discharging port 12 and discharged from the discharging pipe 24, and the discharged plastic particles are discharged from the discharging port 13 to the extruding pipe 4 after being dried by hot air and are heated to be plastic fluid for coating cables.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims

1. The utility model provides an extruder for cable manufacture, including base (1), one side on base (1) is fixed with quick-witted case (2), quick-witted case (2) front side is fixed and is provided with driving motor (3), one side of quick-witted case (2) is fixed to be provided with crowded material pipe (4), it is connected with the crowded material screw rod that is used for crowded material to rotate in crowded material pipe (4) inner chamber (7), driving motor (3) driving shaft area is connected in one side of crowded material screw rod, one side that base (1) was kept away from in crowded material pipe (4) is fixed and is provided with pan feeding case (5), base (1) upper surface is fixed still to be provided with control electronic box (6), its characterized in that: the plastic extruding machine is characterized in that the feeding box (5) is provided with an inner cavity (7), a barrel body (8) extends downwards in the middle of the inner wall of the top of the inner cavity (7), a feeding hole (9) is further formed in the inner wall of the top of the inner cavity (7), a feeding hole (10) is formed in the outer wall of one side, close to the feeding hole (9), of the bottom of the barrel body (8), a material guide pipeline (11) is connected between the feeding hole (9) and the feeding hole (10), a discharging hole (12) is formed in the top, far away from the outer wall of one side of the feeding hole (10), of the barrel body (8), the feeding box (5) is positioned at the bottom of the inner cavity (7) and provided with a discharging hole (13), the discharging hole (13) is communicated with an extruding pipe (4), the barrel body (8) is arranged in a hollow mode, a discharging device used for, the outer wall of the feeding box (5) is also provided with a heating device for discharging the air of the fan (14) into the inner cavity (7), and the outer wall of one side of the feeding box (5) far away from the fan (14) is provided with an air outlet (15) for discharging the hot air.

2. The extruder for cable production according to claim 1, wherein: discharging device is including running through pan feeding case (5) top outer wall and extending to inside actuating lever (16) of barrel (8), still including setting up in motor (17) at pan feeding case (5) top, actuating lever (16) center and barrel (8) center coincidence and actuating lever (16) one end rotate to be connected on barrel (8) bottom outer wall, barrel (8) bottom outer wall inlays and is equipped with bearing (18), bearing (18) inner circle and actuating lever (16) fixed connection, bearing (18) outer lane and barrel (8) inner wall fixed connection, actuating lever (16) are located pan feeding case (5) outside one end and are connected with motor (17) output shaft area, actuating lever (16) outer wall is provided with spiral piece (19) that drive plastic granules rebound along the axial.

3. The extruder for cable production according to claim 1, wherein: the heating device comprises an electric heating cylinder (20), the electric heating cylinder (20) is arranged in a hollow mode, a fan (14) is communicated with the electric heating cylinder (20), an air inlet pipe (21) extends towards the feeding box (5) in the electric heating cylinder (20), and the air inlet pipe (21) penetrates through the feeding box (5) to the inner cavity (7).

4. The extruder for cable production according to claim 3, wherein: the electric heating device is characterized in that a controller (22) is further arranged on the outer wall of the electric heating cylinder (20), a temperature sensor (23) is arranged on the inner wall of the electric heating cylinder (20), and the controller (22) is electrically connected with the fan (14) and the temperature sensor.

5. The extruder for cable production according to claim 3, wherein: the barrel (8) is located at the discharge port (12) and is connected with a blanking pipe (24), and the blanking pipe (24) extends downwards to the position below the air inlet pipe (21).