CN111354519A

CN111354519A - Fluorinated Ethylene Propylene (FEP) flat cable extrusion production line

Info

Publication number: CN111354519A
Application number: CN201811595912.2A
Authority: CN
Inventors: 王发水; 辛文胜
Original assignee: Jiangsu Gwell Machinery Co ltd
Current assignee: Jiangsu Gwell Machinery Co ltd
Priority date: 2018-12-21
Filing date: 2018-12-21
Publication date: 2020-06-30

Abstract

The invention discloses a fluorinated ethylene propylene resin (FEP) flat cable extrusion production line which comprises a pay-off device, two plastic extruders, two die heads connected together, a three-roller or five-roller forming machine, a plurality of die temperature machines, a cooling edge trimmer, a tractor, a cutting machine and a winding machine. The invention fills the blank of the cable manufacturing equipment in the advanced fields of domestic aerospace, electronic equipment, special cables and the like, has good plasticizing effect of the extruder and stable forming, can adjust the coating angle and the roller feeding angle of the electric wire by adjusting the angle of the die head, and ensures the transparency of the cable by matching with the speed of the roller body.

Description

Fluorinated Ethylene Propylene (FEP) flat cable extrusion production line

Technical Field

The invention relates to the field of aerospace, electronic equipment, special cables and other advanced fields, in particular to an extrusion production line of Fluorinated Ethylene Propylene (FEP) flat cables.

Background

The FEP material is a fluorine material, and has the crystallization melting point of 304 ℃, better tensile strength, wear resistance, creep resistance, no ignition, lower friction coefficient and wide use temperature range.

Because the fields of aerospace, electronic equipment, special cables and the like have severe environments, the cables need environmental requirements of high temperature resistance, high frequency, high stability, corrosion resistance and the like, but ordinary cables cannot meet the requirements at all, and no equipment capable of producing the cables exists in China.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide a fluorinated ethylene propylene resin (FEP) flat cable extrusion production line, which fills the blank of cable manufacturing equipment in the advanced fields of domestic aerospace, electronic equipment, special cables and the like, has good plasticizing effect of an extruder and stable forming, can adjust the coating angle and the roll feeding angle of a wire by adjusting the angle of a die head, and ensures the transparency of the cable by matching with the speed of a roll body.

In order to achieve the purpose, the invention provides the following technical scheme:

a fluorinated ethylene propylene resin (FEP) flat cable extrusion production line comprises a pay-off device, two plastic extruders, two die heads connected together, a three-roller or five-roller forming machine, a plurality of die temperature machines, a cooling edge trimmer, a tractor, a cutting machine and a winding machine, wherein a plurality of electric wires are arranged on the pay-off device and connected to a cable swinging frame; the cutting machine mainly comprises a rack, an upper alloy blade and a lower alloy blade, and the winding machine mainly comprises a rack, a winding motor and a winding shaft.

Furthermore, the single-screw extruder has the advantages that the FEP is a fluorine material, and the high-temperature decomposition product has strong corrosivity, so that the machine barrel and the screw are both made of double-alloy materials.

Further, the roller bodies of the compression roller and the cooling roller of the three-roller or five-roller forming machine all adopt a jacket type, a spiral structure is arranged between the jackets, and the jackets are connected with the mold temperature controller through pipelines, and the processing technology of the compression roller and the cooling roller is as follows: the material is medium carbon steel, after welding, processing the cable with the corresponding shape, quenching and tempering, then plating hard chrome, and finally polishing to the mirror surface.

Furthermore, the motor adopts a variable frequency motor, and the speed of the motor is controlled by a frequency converter.

Furthermore, the die head is independently fixed on the bracket, and the angle is adjustable.

Furthermore, a pressure sensor and a melt temperature sensor are arranged on the extruder.

The invention has the beneficial effects that: the invention fills the blank of the cable manufacturing equipment in the advanced fields of domestic aerospace, electronic equipment, special cables and the like, has good plasticizing effect of the extruder and stable forming, can adjust the coating angle and the roller feeding angle of the electric wire by adjusting the angle of the die head, and ensures the transparency of the cable by matching with the speed of the roller body.

Drawings

The invention is further illustrated by the following figures and examples:

FIG. 1 is a schematic view of a FEP flat cable extrusion line;

FIG. 2 is a schematic top view of a FEP flat cable extrusion line;

FIG. 3 is a cable diagram of a Fluorinated Ethylene Propylene (FEP) flat cable extrusion line;

in the figure: 1. the device comprises two extruders, a runner mold 2, a five-roller forming machine 3, a cooling bracket 4, a cutter 5, a tractor 6, a cutter 7, a winder 8, a mold temperature machine 9, a pay-off machine 10, an electric wire 11, a wire swinging frame 12 and an electric control cabinet 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.

Referring to fig. 1-2, in the embodiment of the present invention, a Fluorinated Ethylene Propylene (FEP) flat cable extrusion line includes a paying-off device 10, two plastic extruders 1, two die heads 2 connected together, a three-roll or five-roll forming machine 3, a plurality of mold temperature machines 9, a cooling edge trimmer, a tractor 6, a cutting machine 7 and a winding machine 8, wherein the paying-off device 10 is provided with a plurality of wires 11, the wires 11 are connected to a wire swinging frame 12, the five-roll forming machine includes an upper layer of rack, a lower layer of rack, an upper forming press roll, a lower cooling press roll, a lower auxiliary traction device, a pressing screw rod lifter and a driving motor, the upper and lower wall boards can be finely adjusted through linear guide rails, thereby facilitating the complicated cable to be aligned vertically, the cooling edge trimmer mainly includes an edge trimmer 5 and a bracket, the tractor 6 mainly includes a traction roll, a lower auxiliary traction device, a pressing screw rod lifter and a, A frame, a traction motor and the like; the cutting machine 7 mainly comprises a frame, an upper alloy blade and a lower alloy blade, and the winding machine 8 mainly comprises a frame, a winding motor and a winding shaft.

The working principle is as follows:

as shown in fig. 3, which is a typical cable diagram, the forming rollers can be changed as required to customize different cables.

As shown in fig. 1 and 2, the electric wire on the electric wire coil passes through the wire swinging roller, the wire arranging roller, the roller feeding adjusting roller and the like on the pay-off machine 10 to release an electric wire 11 as shown in fig. two, the electric wire passes through the wire swinging frame 12 to reach the pattern as shown in a product of fig. 3 to enter the five-roller forming machine 3, simultaneously, the raw materials are plasticized by the two extruders 1, two groups of sheets are formed by a runner and the die 2 to enter the five-roller forming machine 3, the temperature of the forming roller of the five-roller forming machine 3 is precisely controlled by the die temperature controller 9, after the two groups of sheets and the electric wire pass through the two forming rollers, the lead screw lifter of the five-roller forming machine 3 moves and is pressed, after primary cooling and forming, the sheets enter the cooling bracket 3 for further cooling, then the sheets enter the tractor 6, the cutter 5 is placed down to scrap the cable, the overall width of the cable is precisely controlled within the required range, then the sheets enter the cutting machine 7 and the winder 8, the cutting machine receives the signal of, to achieve the required length.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A fluorinated ethylene propylene resin (FEP) flat cable extrusion production line comprises a pay-off device (10), two plastic extruders (1), two die heads (2) connected together, a three-roller or five-roller forming machine (3), a plurality of die temperature machines (9), a cooling edge trimmer, a tractor (6), a cutting machine (7) and a winding machine (8), and is characterized in that a plurality of electric wires (11) are arranged on the pay-off device (10), the electric wires (11) are connected to a wire swinging frame (12), the five-roller forming machine comprises an upper layer of rack, a lower layer of rack, an upper forming press roller consistent with the groove profile of a cable, a lower cooling press roller with the groove profile, a lower auxiliary traction device, a compression screw rod lifter and a driving motor, the upper wall plate and the lower wall plate can be finely adjusted through a linear guide rail, the upper line and the lower line of the complex cable are conveniently aligned with the groove, and the cooling edge trimmer mainly comprises an, the traction machine (6) mainly comprises a traction roller, a frame, a traction motor and the like; the cutting machine (7) mainly comprises a rack, an upper alloy blade and a lower alloy blade, and the winding machine (8) mainly comprises a rack, a winding motor and a winding shaft.

2. The FEP flat cable extrusion line according to claim 1, wherein the single screw extruder (1) has a barrel and a screw made of a double alloy material because FEP is a fluorine material and its pyrolysis product is very corrosive.

3. The FEP flat cable extrusion line of claim 2, wherein the roller bodies of the compression roller and the cooling roller of the three-roller or five-roller forming machine are of a jacket type, the jacket is of a spiral structure, and the compression roller and the cooling roller are connected with the die temperature machine through a pipeline, and the processing technology of the compression roller and the cooling roller is as follows: the material is medium carbon steel, after welding, processing the cable with the corresponding shape, quenching and tempering, then plating hard chrome, and finally polishing to the mirror surface.

4. The FEP flat cable extrusion line according to claim 1, wherein the motor is a variable frequency motor, and the speed of the motor is controlled by a frequency converter.

5. The FEP flat cable extrusion line of claim 1, wherein the die head is separately fixed on a bracket and the angle is adjustable.

6. A fluorinated ethylene propylene resin (FEP) flat cable extrusion line according to claim 1, characterized in that the extruder (1) is provided with a pressure sensor and a melt temperature sensor.