CN112271039A

CN112271039A - Insulating skin extrusion copper wire centering device for wire manufacturing

Info

Publication number: CN112271039A
Application number: CN202011135741.2A
Authority: CN
Inventors: 周锦强; 李和金; 田春连
Original assignee: Wuhu Shuncheng Electronics Co Ltd
Current assignee: Wuhu Shuncheng Electronics Co Ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-01-26

Abstract

The invention aims to provide an insulating skin extruded copper wire centering device for manufacturing electric wires, wherein a copper wire is fed into a centering head from the left side of a thread head, enters a wire feeding channel from a pointed part at the right part of the centering head, then enters a through hole until reaching an extrusion part in a gap at the right tip parts of an inner mold and an outer mold, the surface of the copper wire at the extrusion part is subjected to injection molding by feeding of the feeding channel, and the center of the pointed part at the right part of the centering head and the center of the extrusion part are on a horizontal straight line, so that the copper wire cannot incline and always stays on the same horizontal line, the thickness of the surface injection molded skin of the copper wire is ensured to be uniform, the quality of the electric wires is ensured, the centering head is in threaded connection and can be conveniently adjusted, and a fixing ring is in threaded connection with the thread and can also.

Description

Insulating skin extrusion copper wire centering device for wire manufacturing

Technical Field

The invention relates to the field of production and manufacturing of electric wires, in particular to a centering device for an insulated skin extruded copper wire for manufacturing the electric wire.

Background

The electric wire is an important component of electric equipment in daily life, the copper wire is arranged in the electric wire, and an injection molding skin needs to be extruded on the surface of the copper wire. The distance between the existing extrusion die and the wire inlet channel is long, and the thickness of the surface skin on the copper wire is uniform and inconsistent when the extrusion molding is carried out, so that the product does not reach the standard, and the surface skin cannot achieve the protection effect. A centering device is needed to center the feed wire. Therefore, it is necessary to solve this problem.

Disclosure of Invention

In order to solve the problems, the invention provides an insulating skin extruded copper wire centering device for manufacturing electric wires, wherein a copper wire is fed into a centering head from the left side of a thread head, enters a wire feeding channel from a pointed position at the right part of the centering head, then enters a through hole until reaching an extrusion part in a gap at the right tip parts of an inner mold and an outer mold, the feeding channel feeds the copper wire to mold an upper skin on the surface of the copper wire at the extrusion part, and the center of the pointed position at the right part of the centering head and the center of the extrusion part are on a horizontal straight line, so that the copper wire cannot incline, the thickness of the skin molded on the surface of the copper wire is ensured to be uniform on the same horizontal line all the time, the quality of the electric wires is ensured, and the problems in the background.

The invention aims to provide an insulating skin extruded copper wire centering device for manufacturing electric wires, which comprises an extrusion die, wherein the right part of the inside of the extrusion die is provided with an inner die with a pointed right part, an outer die matched with the inner die in shape is arranged outside the inner die, a gap is reserved between the left ends of the inner die and the outer die, the tip part of the right end of the inner die and the outer die is an extrusion part, a transverse through hole is arranged in the inner die, the outer die is connected with a through feeding channel, and the feeding channel is fed to the extrusion part of the gap at the right end of the inner die and the outer die to cover the surface of the copper wire; be provided with the silk of advancing way that the clearing hole link up in the extrusion die, the extrusion die left side is located into silk way department and is provided with the screwed pipe that link up about the external surface area screwed, the cover has the fixed ring that the inner wall has the screw thread that matches with the screwed pipe thread on the screwed pipe, fixed ring bottom is provided with the linking arm left side, the linking arm left side up is provided with the screw thread head that link up about the external surface area screwed, screw thread head right part threaded connection has the right part to be the centering head that link up about the point form, centering head right part point form department is opening and opening center and extrusion portion center on a horizontally straight line, the centering head right part stretches in the screwed pipe.

The further improvement lies in that: the fixing ring is provided with an internal screw, and the internal screw is tightly fixed on the fixing ring and the threaded pipe.

The further improvement lies in that: the right side of the extrusion part is provided with a discharge hole, and a transversely through discharge channel connected with the extrusion part is arranged in the discharge hole.

The invention has the beneficial effects that: according to the invention, a copper wire is fed into the centering head from the left side of the threaded head, enters the wire feeding channel from the right pointed part of the centering head, then enters the through hole until reaching the extrusion part of the gap at the right pointed part of the inner mold and the outer mold, the surface of the copper wire at the extrusion part is subjected to surface injection molding by feeding of the feeding channel, and the center of the right pointed part of the centering head and the center of the extrusion part are on a horizontal straight line, so that the copper wire cannot be inclined and is always on the same horizontal line, the uniform thickness of the surface injection molded surface of the copper wire is ensured, the quality of the electric wire is ensured, the centering head is in threaded connection and can be adjusted, and the fixing ring is in threaded connection with the threads, so that the centering head is.

Drawings

FIG. 1 is a schematic of the present invention.

Wherein: 1-extrusion die, 2-internal die, 3-external die, 4-extrusion part, 5-through hole, 6-feeding channel, 7-wire feeding channel, 8-threaded pipe, 9-fixing ring, 10-connecting arm, 11-threaded head, 12-centering head, 13-screw rod, 14-discharge hole and 15-discharge channel.

Detailed Description

For the purpose of enhancing understanding of the present invention, the present invention will be further described in detail with reference to the following examples, which are provided for illustration only and are not to be construed as limiting the scope of the present invention.

As shown in fig. 1, the present embodiment provides a centering device for an insulated copper wire extruded from a skin for manufacturing an electric wire, which includes an extrusion die 1, wherein an inner die 2 having a pointed right portion is disposed at the right portion inside the extrusion die 1, an outer die 3 having a shape matched with the inner die 2 is disposed outside the inner die 2, a gap is formed between the inner die 2 and the outer die 3 at the left end and the other portion outside the left end, a gap at the tip portion of the right end of the inner die 2 and the outer die 3 is an extrusion portion 4, a through hole 5 is disposed in the inner die 2, a through feed channel 6 is connected to the outer die 3, and the feed channel 6 is fed to the extrusion portion 4 at the gap at the tip portion of; be provided with in the extrusion die 1 and advance silk way 7 that clearing hole 5 link up, 1 left side of extrusion die is located and advances silk way 7 department and be provided with the screwed pipe 8 that link up about the external surface area screwed, the cover has the solid fixed ring 9 that the inner wall has the screw thread that matches with 8 screw threads of screwed pipe on the screwed pipe 8, gu fixed ring 9 bottom is provided with linking arm 10 left side, linking arm 10 left side up is provided with the screwed head 11 that link up about the external surface area screwed, the screwed head 11 right part threaded connection has the centering head 12 that link up about the tip form, centering head 12 right part tip form department is opening and opening center and 4 centers of extruding part on a horizontally straight line, the centering head 12 right part stretches to in the screwed pipe 8.

And the fixing ring 9 is distributed with an internal screw 13, and the screw 13 is internally screwed to fix the fixing ring 9 and the threaded pipe 8 tightly. A discharge port 14 is arranged on the right side of the extrusion part 4, and a transversely through discharge channel 15 connected with the extrusion part 4 is arranged in the discharge port 14.

The copper wire is fed into the centering head 12 from the left side of the threaded head 11, and is fed into the wire feeding channel 7 from the sharp point at the right part of the centering head 12, and then the copper wire is fed into the through hole 5 until the extrusion part 4 in the gap at the point part of the right ends of the inner die 2 and the outer die 3 is reached, the feeding channel 6 feeds the surface of the copper wire at the extrusion part to be injection-molded with the surface of the copper wire, and because the center of the sharp point at the right part of the centering head 12 and the center of the extrusion part 4 are on a horizontal straight line, the copper wire cannot incline and is always on a horizontal line, the uniform thickness of the surface of the copper wire during injection molding is ensured, the quality of the electric wire is ensured, and the centering head 12 is conveniently and adjustably connected through threads, the fixing ring.

Claims

1. The utility model provides an insulating epidermis of electric wire manufacturing usefulness extrudes copper wire centering device, including extrusion die (1), its characterized in that: the inner right part of the extrusion die (1) is provided with an inner die (2) with a pointed right part, an outer die (3) matched with the inner die in shape is arranged outside the inner die (2), the inner die (2) and the outer die (3) have a gap in the left end and the other part outside the left end, the right end tip part of the inner die (2) and the outer die (3) is provided with an extrusion part (4), the inner die (2) is internally provided with a transverse through hole (5), the outer die (3) is connected with a through feeding channel (6), and the extrusion part (4) in the gap in the right end tip part of the inner die (2) and the outer die (3) is fed by the feeding channel (6) to cover the; be provided with in extrusion die (1) and advance silk way (7) that clearing hole (5) link up, extrusion die (1) left side is located and advances silk way (7) department and is provided with screwed pipe (8) that link up about the surface area screwed, cover on screwed pipe (8) have the inner wall have with screwed pipe (8) screw thread match fixed ring (9), fixed ring (9) bottom is provided with linking arm (10) left side, linking arm (10) left side up is provided with about the screwed screw head (11) that link up of screwed, screw head (11) right part threaded connection has centering head (12) that link up about the right part is the point form, centering head (12) right part point form department is opening and opening center and extrusion portion (4) center on a horizontally straight line, centering head (12) right part stretches into in screwed pipe (8).

2. The insulated skin extruded copper wire centering device for wire manufacturing of claim 1, wherein: the fixing ring (9) is provided with an internal rotation screw (13), and the screw (13) is fixed tightly to the fixing ring (9) and the threaded pipe (8) in an internal rotation mode.

3. The insulated skin extruded copper wire centering device for wire manufacturing of claim 1, wherein: a discharge port (14) is arranged on the right side of the extrusion part (4), and a transversely through discharge channel (15) connected with the extrusion part (4) is arranged in the discharge port (14).