Cable extruder with uniform cooling device

Abstract

The utility model relates to the technical field of cable extruders, and provides a cable extruder with a uniform cooling device, which comprises a support frame, a material extruding mechanism used for extruding materials is arranged at the top of the support frame, a cooling mechanism is arranged at the outlet end of the material extruding mechanism, and the cooling mechanism comprises a leading-out pipe. The eduction tube is fixedly connected to one end of the top of the supporting frame and communicates with the outlet end of the material mechanism, the inner side of the eduction tube is fixedly connected with a cooling coil, the inner wall of the eduction tube is fixedly connected with a plurality of connecting seats which are distributed around the eduction tube at equal angles, and the inner sides of the connecting seats are provided with air blowing pieces used for blowing air to materials. According to the utility model, the heat of the cable material can be quickly conducted out through the cooperation of the air blowing and the cooling coil, so that the cooling speed of the cable material can be greatly accelerated, and the rapid cooling molding of the cable material is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of cable extruders, and in particular to a cable extruder with a uniform cooling device. Background Art

[0002] Cables are usually made up of several or several groups of twisted wires. Each group of wires are insulated from each other and twisted around a central wire. The outer layer is covered with a highly insulating covering. They are mostly installed in the air or underground or underwater for telecommunications or power transmission. During cable production, the raw materials of the cable need to be melted and extruded into shape through a cable extruder.

[0003] After searching, the Chinese patent publication number CN209794488U discloses "a cable high-speed extruder, comprising a frame, support columns are arranged on the left and right sides of the frame, a material melting box is arranged between the support columns, the material melting box comprises a box body and a feed hopper, a melting resistor is arranged in the box body of the material melting box, a stirring motor is arranged on one side of the box body, and the other side is fixedly connected to the support column through a support shaft, the stirring motor is fixedly connected to the stirring shaft, the stirring shaft extends into the box body and is rotatably connected to the inner wall of the box body at one end away from the stirring motor, the stirring shaft is provided with evenly distributed stirring paddles, a stirring paddle resistor is arranged in the stirring paddle, the bottom of the box body is fixed on the support frame, the lower end face of the box body is provided with a first feed pipe, and the bottom end of the first feed pipe is connected to the rotating stirring box".

[0004] The above patent cools the extruded cable through a circulating chilled water pipe. However, there is no direct contact between the circulating chilled water pipe and the extruded cable. The temperature is mainly reduced by air heat conduction. Since the air flow rate is slow, the cooling speed of this method is slow and the cooling effect is not good. In view of this, the utility model proposes a cable extruder with a uniform cooling device. Utility Model Content

[0005] The utility model provides a cable extruder with a uniform cooling device, which solves the problem of slow cooling speed in the prior art.

[0006] The technical solution of the utility model is as follows: a cable extruder with a uniform cooling device, comprising a support frame, a material extrusion mechanism for extruding a material is arranged on the top of the support frame, a cooling mechanism is arranged on the outlet end of the material extrusion mechanism, the cooling mechanism comprises a derivation pipe, the derivation pipe is fixedly connected to one end of the top of the support frame, and the derivation pipe is connected to the outlet end of the material extrusion mechanism, a cooling coil is fixedly connected to the inner side of the derivation pipe, a plurality of connection seats distributed at equal angles around the derivation pipe are fixedly connected to the inner wall of the derivation pipe, and a blowing member for blowing air to the material is arranged on the inner side of the connection seat.

[0007] Preferably, the extrusion mechanism includes an extrusion tube, the extrusion tube is fixedly connected to the top of the support frame, one end of the top of the extrusion tube is fixedly connected to a feeding tube that communicates with the inside of the extrusion tube, the inner side of the extrusion tube is rotatably connected to a rotating shaft, a spiral blade is fixedly connected to the rotating shaft, the outer edge of the spiral blade is in contact with the inner wall of the extrusion tube, and a motor is fixedly installed at one end of the support frame, and the output shaft of the motor is fixedly connected to one end of the rotating shaft.

[0008] Preferably, the blowing member includes an annular wind tube, the outer wall of the annular wind tube is fixedly connected to the connecting seat, a plurality of air outlets are opened on the inner wall of the annular wind tube, one end of the annular wind tube is fixedly connected to an air guide pipe communicating with the interior of the annular wind tube, and the inlet end of the air guide pipe is provided with an air supply mechanism for introducing cold air into the interior of the air guide pipe.

[0009] Preferably, the cooling coil is located inside the annular air duct and is arranged concentrically with the annular air duct.

[0010] Preferably, the air supply mechanism includes an installation box, the inside of which is rotatably connected to a connecting shaft that passes through a side wall of the installation box, one end of the connecting shaft is fixedly connected to a blowing impeller, and the other end of the connecting shaft is provided with a transmission member that drives the connecting shaft to rotate by cooperating with a motor.

[0011] Preferably, the air supply mechanism further comprises an air outlet pipe, the air outlet pipe is fixedly connected to one end of the installation box and communicates with the interior of the installation box, and the outlet end of the air outlet pipe is fixedly connected to the inlet end of the air guide pipe.

[0012] Preferably, the air supply mechanism further comprises an air inlet pipe, the air inlet pipe is fixedly connected to the other end of the installation box, and a filter screen for filtering out dust is fixedly connected to the inner side of the air inlet pipe.

[0013] Preferably, the transmission member includes a first pulley, and the first pulley is fixedly connected to the end of the connecting shaft. The output shaft of the motor is also fixedly connected to a second pulley, and the second pulley is connected to the first pulley through a belt drive.

[0014] The working principle and beneficial effects of the utility model are as follows: the cable material is extruded through the extrusion mechanism, and then the cable material is discharged through the discharge pipe, wherein the cooling coil can cool the cable material, and at the same time the blowing member blows air toward the material, which can speed up the air flow rate, so that the air inside the discharge pipe quickly contacts the cable material after heat exchange with the cooling water in the cooling coil, and then the heat of the cable material can be quickly discharged, which can greatly speed up the cooling speed of the cable material and is beneficial to the rapid cooling and molding of the cable material. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0016] Figure 1 This is a schematic structural diagram of a cable extruder with a uniform cooling device according to the utility model;

[0017] Figure 2 It is a schematic diagram of the structure of the cooling mechanism of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the extrusion mechanism of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the blowing member of the utility model;

[0020] Figure 5 It is a structural schematic diagram of the air supply mechanism of the utility model.

[0021] In the figure: 1. support frame; 2. extrusion mechanism; 21. extrusion tube; 22. feed tube; 23. rotating shaft; 24. spiral blade; 25. motor; 3. cooling mechanism; 31. outlet pipe; 32. connecting seat; 33. blowing member; 331. annular wind tube; 332. air outlet; 333. air guide duct; 34. cooling coil; 4. air supply mechanism; 41. installation box; 42. connecting shaft; 43. blowing impeller; 44. air outlet duct; 45. air inlet pipe; 46. transmission member; 461. pulley 1; 462. pulley 2. DETAILED DESCRIPTION

[0022] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] like Figure 1~Figure 5 As shown, this embodiment proposes a cable extruder with a uniform cooling device, including a support frame 1, a top of the support frame 1 is provided with a material extrusion mechanism 2, the outlet end of the extrusion mechanism 2 is provided with a cooling mechanism 3, the cooling mechanism 3 includes a derivation pipe 31, the derivation pipe 31 is fixedly connected to one end of the top of the support frame 1, and the derivation pipe 31 is connected to the outlet end of the material mechanism 2, the inner side of the derivation pipe 31 is fixedly connected with a cooling coil 34, the inner wall of the derivation pipe 31 is fixedly connected with a plurality of connection seats 32 distributed at equal angles around the derivation pipe 31, and the inner side of the connection seat 32 is provided with a blowing member 33 for blowing air to the material.

[0024] The cable material is extruded through the extrusion mechanism 2, and then discharged through the outlet pipe 31, wherein the cooling coil 34 can cool the cable material, and at the same time the blowing member 33 blows air toward the material, which can speed up the air flow rate, so that the air inside the outlet pipe 31 can quickly contact the cable material after heat exchange with the cooling water in the cooling coil 34, and then the heat of the cable material can be quickly discharged, which can greatly speed up the cooling speed of the cable material and is beneficial to the rapid cooling and molding of the cable material.

[0025] Furthermore, the extrusion mechanism 2 includes an extrusion tube 21, which is fixedly connected to the top of the support frame 1, and one end of the top of the extrusion tube 21 is fixedly connected to a feed tube 22 that communicates with the inside of the extrusion tube 21, and a rotating shaft 23 is rotatably connected to the inside of the extrusion tube 21, and a spiral blade 24 is fixedly connected to the rotating shaft 23, and the outer edge of the spiral blade 24 is in contact with the inner wall of the extrusion tube 21. A motor 25 is fixedly installed at one end of the support frame 1, and the output shaft of the motor 25 is fixedly connected to one end of the rotating shaft 23. The raw material is introduced into the extrusion tube 21 through the feed tube 22, and then the motor 25 is started so that the rotating shaft 23 drives the spiral blade 24 to rotate, which makes the spiral blade 24 apply shear force to the material to extrude it from the outlet end of the extrusion tube 21, thereby realizing the extrusion of the cable material.

[0026] Furthermore, the blowing member 33 includes an annular wind tube 331, the outer wall of which is fixedly connected to the connecting seat 32, a plurality of air outlets 332 are provided on the inner wall of the annular wind tube 331, one end of the annular wind tube 331 is fixedly connected to an air guide pipe 333 communicating with the inside of the annular wind tube 331, an air supply mechanism 4 for introducing cold air into the air guide pipe 333 is provided at the inlet end of the air guide pipe 333, and the cooling coil 34 is located on the inner side of the annular wind tube 331 and is concentrically arranged with the annular wind tube 331. The air supply mechanism 4 guides the air into the air guide pipe 333, and then the cold air enters the inside of the annular wind tube 331 and is blown out through each air outlet 332, so that the extruded cable material can be blown and cooled, greatly accelerating the cooling speed of the cable material.

[0027] Furthermore, the air supply mechanism 4 includes an installation box 41, the inner side of which is rotatably connected to a connecting shaft 42 that passes through the side wall of the installation box 41, one end of the connecting shaft 42 is fixedly connected to a blowing impeller 43, one end of the installation box 41 is fixedly connected to an air outlet pipe 44 that communicates with the interior of the installation box 41, the outlet end of the air outlet pipe 44 is fixedly connected to the inlet end of the air guide pipe 333, the other end of the installation box 41 is fixedly connected to an air inlet pipe 45, the inner side of the air inlet pipe 45 is fixedly connected to a filter screen for filtering dust, the other end of the connecting shaft 42 is provided with a transmission member 46 that drives the connecting shaft 42 to rotate by cooperating with the motor 25, the transmission member 46 includes a pulley 1 461, the pulley 1 461 is fixedly connected to the end of the connecting shaft 42, the output shaft of the motor 25 is also fixedly connected to a pulley 2 462, and the pulley 2 462 and the pulley 1 461 are connected by a belt drive. When the motor 25 is started, it will drive the pulley 2 462 to rotate synchronously, which makes the pulley 1 461 drive the connecting shaft 42 to rotate, and the blowing impeller 43 rotates at a high speed and blows air to the air outlet duct 44, so that the air outlet duct 44 guides the cold air into the air guide duct 333, and then the cold air enters the annular wind cylinder 331 and is blown out through each air outlet 332, so that the extruded cable material can be blown to cool it, greatly accelerating the cooling speed of the cable material.

[0028] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cable extruder with a uniform cooling device, comprising a support frame (1), wherein a material extrusion mechanism (2) for extruding a material is arranged on the top of the support frame (1), characterized in that: The outlet end of the extrusion mechanism (2) is provided with a cooling mechanism (3), the cooling mechanism (3) comprising an outlet pipe (31), the outlet pipe (31) being fixedly connected to one end of the top of the support frame (1), and the outlet pipe (31) being connected to the outlet end of the extrusion mechanism (2), the inner side of the outlet pipe (31) being fixedly connected to a cooling coil (34), the inner wall of the outlet pipe (31) being fixedly connected to a plurality of connection seats (32) distributed at equal angles around the outlet pipe (31), and the inner side of the connection seat (32) being provided with a blowing member (33) for blowing air toward the material.

2. A cable extruder with a uniform cooling device according to claim 1, characterized in that: The extrusion mechanism (2) comprises an extrusion tube (21), the extrusion tube (21) being fixedly connected to the top of the support frame (1), one end of the top of the extrusion tube (21) being fixedly connected to a feed tube (22) communicating with the inside of the extrusion tube (21), the inner side of the extrusion tube (21) being rotatably connected to a rotating shaft (23), a spiral blade (24) being fixedly connected to the rotating shaft (23), the outer edge of the spiral blade (24) being in contact with the inner wall of the extrusion tube (21), and a motor (25) being fixedly mounted on one end of the support frame (1), the output shaft of the motor (25) being fixedly connected to one end of the rotating shaft (23).

3. A cable extruder with a uniform cooling device according to claim 1, characterized in that: The blowing member (33) comprises an annular wind tube (331), the outer wall of the annular wind tube (331) being fixedly connected to the connecting seat (32), a plurality of air outlets (332) being provided on the inner wall of the annular wind tube (331), one end of the annular wind tube (331) being fixedly connected to an air guide pipe (333) communicating with the interior of the annular wind tube (331), and an air supply mechanism (4) for introducing cold air into the interior of the air guide pipe (333) being provided at the inlet end of the air guide pipe (333).

4. A cable extruder with a uniform cooling device according to claim 3, characterized in that: The cooling coil (34) is located on the inner side of the annular wind tube (331) and is arranged concentrically with the annular wind tube (331).

5. A cable extruder with a uniform cooling device according to claim 3, characterized in that: The air supply mechanism (4) comprises an installation box (41), the inside of which is rotatably connected to a connecting shaft (42) that passes through a side wall of the installation box (41), one end of which is fixedly connected to a blowing impeller (43), and the other end of which is provided with a transmission member (46) that cooperates with a motor (25) to drive the connecting shaft (42) to rotate.

6. A cable extruder with a uniform cooling device according to claim 5, characterized in that: The air supply mechanism (4) further comprises an air outlet pipe (44), the air outlet pipe (44) being fixedly connected to one end of the installation box (41) and communicating with the interior of the installation box (41), the outlet end of the air outlet pipe (44) being fixedly connected to the inlet end of the air guide pipe (333).

7. A cable extruder with a uniform cooling device according to claim 6, characterized in that: The air supply mechanism (4) further comprises an air intake pipe (45), wherein the air intake pipe (45) is fixedly connected to the other end of the installation box (41), and a filter screen for filtering dust is fixedly connected to the inner side of the air intake pipe (45).

8. The cable extruder with uniform cooling device according to claim 5, characterized in that: The transmission member (46) comprises a first pulley (461), wherein the first pulley (461) is fixedly connected to the end of the connecting shaft (42), and the output shaft of the motor (25) is also fixedly connected to a second pulley (462), wherein the second pulley (462) is connected to the first pulley (461) via a belt transmission.

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