KR101029996B1 - Apparatus for making flexible cable with metal claddings - Google Patents

Apparatus for making flexible cable with metal claddings Download PDF

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Publication number
KR101029996B1
KR101029996B1 KR1020100035307A KR20100035307A KR101029996B1 KR 101029996 B1 KR101029996 B1 KR 101029996B1 KR 1020100035307 A KR1020100035307 A KR 1020100035307A KR 20100035307 A KR20100035307 A KR 20100035307A KR 101029996 B1 KR101029996 B1 KR 101029996B1
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KR
South Korea
Prior art keywords
plate
feeding
rotating drum
motor
hollow shaft
Prior art date
Application number
KR1020100035307A
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Korean (ko)
Inventor
양성식
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양성식
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Priority to KR1020100035307A priority Critical patent/KR101029996B1/en
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Publication of KR101029996B1 publication Critical patent/KR101029996B1/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/0003—Apparatus or processes specially adapted for manufacturing conductors or cables for feeding conductors or cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/08—Insulating conductors or cables by winding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
    • H01B13/26—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables

Abstract

The present invention relates to a flexible cable manufacturing apparatus for a metal sheathing material, and has been manufactured in a manner of making a flexible tube made of a metal sheathing material to an appropriate length and then inserting an electric wire into the pipe. The present invention installs a hollow shaft rotated by the first motor, installs the wire supply pipe rotatably bearing coupled in the hollow shaft, the feeding roller driven by the second motor on the rotating drum fixed to the hollow shaft and An AL plate feeding part for feeding AL plate material by installing a driven roller is installed, and an AL plate supply reel is mounted on the outer periphery of the rotating drum to enable slip generation, and the first and second motors are synchronized to control rotation. The controller is installed so as to form a flexible unit by installing a forming unit on the rotating drum to make a flexible pipe by overlapping the AL plate material supplied from the feeding unit, and configured to manufacture an integrated metal sheath flexible cable with a wire inserted therein. This allows for continuous production without cutting.

Description

Apparatus for making flexible cable with metal claddings

The present invention relates to a flexible cable manufacturing apparatus, and in particular, by rotating the hollow shaft for supplying a plurality of insulated wires based on one power motor, the forming guide for supplying the cable sheathing material by the hollow shaft is configured to form synchronously The present invention relates to a flexible cable manufacturing apparatus for a metal sheathing material which enables automatic manufacture of a flexible cable in a form of wrapping the insulation wire with a cable sheathing material while the supply of the insulation wire and the cable sheathing material is synchronized.

In general, communication and power cables are embedded between the cable entry / extraction manhole and manhole made of concrete or inserted into wiring protection pipes embedded in the building floor, walls and ceiling during building construction.

As described above, a communication and power cable installed in a wiring protection pipe is conventionally embedded with a wiring protection pipe between a manhole and a manhole, a terminal box and a terminal box, a terminal box and an outlet, and then inserts and installs the cable in the embedded pipe. It was the way. In other words, the wiring protection pipe and the communication and power cables were separately separated, and the pipes were buried first, and then the cables were drawn in / out.

The draw-in / draw-out method as described above is a method in which a communication and power cable is pushed and inserted from one side of a buried wire protection pipe, and pulled out from the other side, so that the construction work of this method is quite difficult and costs a lot of construction costs. there was.

Therefore, flexible cables are used that are wrapped with metal sheathing material so that communication and power cables can be directly buried in the ground. Flexible cable is a new cable for wiring that combines safety of flexible conduit and flexibility of flexible conduit. It can be exposed only for cables that do not require conduits and has excellent construction properties, which can significantly reduce labor costs by shortening the air. .

1 is a photographic illustration of a typical metal sheath flexible cable. This is to make a metal sheath flexible tube, insert the electric wire inside the metal sheath tube to make an integrated cable.

By the way, in the method of making a metal sheath flexible cable, a metal sheath material, ie, AL board material, is pushed into a forming mold and supplied, and a metal sheath tube is made first through a forming mold. Then, a plurality of wires are pushed into the metal sheath tube to manufacture a metal sheath flexible cable.

Therefore, the length of the metal sheath flexible pipe is inevitably limited, and if the length of the metal sheath flexible pipe is longer than the proper length, the manufacturing length of the cable is limited because the wire cannot be inserted and the manufacturing length of the metal sheath flexible cable is limited. There is a problem that another construction process is required to make, there is a disadvantage that the productivity is reduced due to the manual work of the cable manufacturing process.

The present invention is to provide a flexible cable manufacturing apparatus capable of manufacturing a metal sheathed flexible cable fully automatic.

The present invention is to rotate the hollow shaft for supplying the insulated wire by using a single servo motor to transfer the rotational force of the hollow shaft to the aluminum exterior material supply means through the gear to automatically supply the motive for supplying the insulated wire and the aluminum exterior material to the forming apparatus. In order to be able to manufacture a metal sheathed flexible cable automatically.

Metal exterior flexible cable manufacturing apparatus according to the present invention,

A wire supply pipe for guiding the plurality of wires for being embedded in the flexible cable to be transferred to a forming unit described later through an inner pipe;

A hollow shaft in which the wire supply pipe is inserted inward and rotatably installed by a bearing and rotatably driven by a first motor;

A feeding power unit rotatably installed with respect to the hollow shaft to generate rotational power by another second motor;

A rotating drum which is fixedly coupled to the other end of the hollow shaft and rotated by a rotational drive of the hollow shaft;

An AL plate supply reel coupled to supply an AL plate, which is a material of a metal exterior material, to be slipped by slip generation means installed on an outer circumference of the rotating drum;

A rotating shaft rotatably installed to penetrate the rotating drum and rotated by the AL plate feeding power unit, and is driven by a driven roller driven by the rotating shaft in front of the rotating drum and a driven roller engaged with the driven roller. An AL plate feeding part for forming an AL plate material supplied from the AL plate material supply reel into a predetermined shape and supplying the AL plate material to a forming part to be described later;

A forming part formed by receiving a preformed AL plate material from the forming feed roller and the driven roller to form a wrapping mold to wrap and wrap the outer surface of the wire supplied through the wire supply pipe;

And a controller for controlling operation by synchronizing the rotational speeds of the first motor and the second motor.

The present invention, the support plate is installed on the rotating drum and the guide roller is installed on the upper end of the support AL plate guide means for supplying the AL plate material supplied from the AL plate supply reel through the guide roller to the AL plate feeding portion Characterized in that further comprises.

Slip generating means for the slip generation of the AL plate supply reel,

A support bracket fixed to the rotating drum and having first and second support portions formed at both sides thereof; A second friction pad fixed to an inner surface of the second support part of the support bracket, a compression spring elastically supported by the first support part, and elastically supported toward the second friction pad by the compression spring to be slidably installed It is composed of a first friction pad is configured to insert the AL plate supply reel between the first, second friction pad.

The feeding power unit,

A second motor for generating rotational power;

A hollow pulley is formed so that the hollow shaft is spaced apart through the hollow, and receives a rotating power from the motor pulley of the second motor to the belt,

A transmission gear that is formed with a hollow and the hollow shaft is inserted and rotatably coupled by a bearing, and fixedly coupled to the hollow pulley,

It is formed at the end of the rotation shaft of the AL plate feeding portion is coupled to the transmission gear and the gear bit is composed of a feeding gear to receive the rotational power.

As described above, when the apparatus for manufacturing a metal sheathing flexible cable according to the present invention is used, the manufacturing work is electronically compared with the conventional method of making a metal sheathing flexible tube first and then inserting electric wires manually to make a metal sheathing flexible cable. It can be assimilated and eliminates the need to manually push the wires, making it possible to produce the desired length without limiting the length of the cable. In addition, since the production of the flexible plate by forming the AL plate of the fully automatic production, if only the motor's rotational speed synchronization is matched, the AL plate is produced without any defects while producing the flexible tube so that the wires are built in, thereby improving productivity.

1 is a photographic illustration of a typical metal sheath flexible cable.
Figure 2 is a block diagram of a metal sheathed flexible cable manufacturing apparatus according to the present invention.
Figure 3 is a front configuration diagram of a metal sheathed flexible cable manufacturing apparatus according to the present invention.
Figure 4 is a detailed view of the main part of the metal sheathed flexible cable manufacturing apparatus of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is a block diagram of a metal sheath flexible cable manufacturing apparatus according to the present invention, Figure 3 is a side configuration of the main portion of a metal sheath flexible cable manufacturing apparatus according to the present invention, Figure 4 is a metal sheath flexible cable production of the present invention The main part of the device is a detailed view.

Metal exterior flexible cable manufacturing apparatus according to the present invention,

A wire supply pipe 110 for guiding the plurality of wires 102 to be embedded in the flexible cable to the forming unit 170 to be described later through the inner pipe;

A hollow shaft 120 inserted into the wire supply pipe 110 to be rotatably installed by a bearing and rotatably driven by the first motor 121;

A feeding power unit 130 rotatably installed with respect to the hollow shaft 120 to generate rotational power by the second motor 131;

A rotating drum 140 fixedly coupled to the other end of the hollow shaft 120 and rotated by a rotational drive of the hollow shaft;

The AL plate supply reel 150 is coupled to the slip generating means 190 is installed on the outer periphery of the rotating drum 140 to supply the AL plate 103, which is a material of the metal exterior material. and;

A rotating shaft 161 rotatably installed to penetrate the rotating drum 140 is installed by the AL plate feeding power unit 130, and is provided by the rotating shaft 161 in front of the rotating drum 140. The AL plate material 103 supplied from the AL plate material supply reel 150 by a driven roller 163 driven by the driven roller 162 and the rotating drum 140 is fixed to a predetermined shape to be described later. AL plate feeding unit 160 for supplying to the forming unit 170 to be;

A forming mold is formed to receive the AL plate 103 formed from the feeding roller 162 and the driven roller 163 to wrap and wrap the outer surface of the wire 102 supplied through the wire supply pipe 110. And a controller 200 for controlling operation by synchronizing the rotation speed of the forming unit 170 and the first motor 121 and the second motor 131 fixed to the rotating drum 140. do.

The present invention, the support plate 181 is installed on the rotating drum 140, the guide roller 182 is installed on the upper end of the support 181 to the AL plate 103 which is supplied from the AL plate supply reel 150 It is characterized in that it further comprises an AL plate guide means for guiding through the guide roller 182 to supply to the AL plate feeding unit 160. Here, the AL plate material is a metal cladding material, which is not limited to the AL plate material, but describes one of the metal plate materials that can be used as the metal cladding material of the metal cladding flexible cable.

Slip generating means 190 for the slip generation of the AL plate supply reel 150,

A support bracket 191 fixed to the rotating drum 140 and having first and second support parts 191a and 191b formed at both sides thereof; A second friction pad 192b fixed to an inner surface of the second support 191b of the support bracket 191, a compression spring 193 elastically supported by the first support 191a, and the compression spring 1 It is composed of a first friction pad (192a) is elastically supported toward the second friction pad (192b) by the side 193 is installed slidably between the first, second friction pad (192a) (192b) The supply reel 150 is configured to be inserted and coupled.

The feeding power unit 130,

A second motor 131 for generating rotational power;

Hollow is formed to fit the hollow shaft 120 to be spaced apart through the hollow, the hollow pulley 132 receives the rotational power from the motor pulley 131a of the second motor 131 to the belt,

Hollow is formed and the hollow shaft 120 is fitted to be rotatably coupled by a bearing, the transmission gear 133 is fixedly coupled to the hollow pulley 132,

It is formed at the end of the rotary shaft 161 of the AL plate feeding part 160 is coupled to the transmission gear 133 and the gear bit is composed of a feeding gear 134 to receive the rotational power.

In the flexible cable manufacturing apparatus according to the present invention, the support frame 11 is installed on the upper surface of the main body frame 10 for mounting and installing the flexible cable manufacturing apparatus, and the hollow shaft 120 is provided on the support frame 11. It is rotatably supported by a bearing and is installed, and the wire supply pipe 110 is rotatably installed by a bearing in the hollow shaft 120. The power transmission unit 122 for rotating the hollow shaft 120 by transmitting the rotational power of the first motor 121 and the first motor 121 to rotate the hollow shaft 120 is the support frame ( 11) is provided on the upper surface of the main body frame 10 on one side. The power transmission unit 122 is configured of a power transmission structure using a gear, a pulley, and a belt, but is not limited thereto.

The wire supply unit 101 is disposed on the side of the main body frame 10 to supply the wire 102 to the inside of the wire supply pipe 110. Here, the wire 102 is a wire inserted into the flexible cable 104 is supplied with a plurality of wires. The plurality of electric wires 102 may use an electric wire coated with insulation, and may supply a plurality of electric wires wound with an insulating tape that is wound to prevent insulation and moisture penetration by winding a plurality of electric wires with an insulating tape.

The rotary drum 140 is fixedly installed at the other end of the hollow shaft 120 to be rotated by the hollow shaft 120. The AL plate supply reel 150 is coupled to the rotating drum 140 so that slip is generated by the slip generating means 190, and is guided to an upper end of the support 181 fixedly installed on the rotating drum 140. The roller 182 is installed to supply the AL plate 103 released from the AL plate feed reel 150 by the guide roller 182 to the AL plate feeding unit 160.

The AL plate supply reel 150 is installed to be coupled to the slip generation for the rotation of the rotary drum 140 by the slip generating means 190, by the compression spring 193 of the slip generating unit 190 When the first friction pad 192a is elastically supported and the AL plate 103 is pulled from the AL plate feeding part 160 with a force that overcomes the spring force by elastically supporting the AL plate supply reel 150, the AL plate is formed. The cutting of the 103 is prevented.

The AL plate feeding unit 160 is installed on the rotating drum 140 and rotated with the rotating drum, the feeding roller 162 and the driven roller 163 rotated by the rotational power transmitted by the feeding power unit 130 The AL plate 103 is supplied between and feeds to the forming unit 170. At this time, the surface shape of the feeding roller 162 and the driven roller 163 is configured to form an S-shaped forming shape to perform the preforming operation of the AL plate 103 in an S shape.

The feeding power unit 130 is rotatably installed with respect to the hollow shaft 120, and transmits the rotational force of the second motor 131 to the rotation shaft 161 of the AL plate feeding unit 160 to feed the feeding roller ( 162 is driven.

The forming unit 170 is fixed to the rotating drum 140, and the AL plate 103 supplied from the AL plate feeding unit 160 passes through the forming mold in a predetermined shape while being rotated together with the rotating drum 140. While forming an S-shape while overlapping the S-shape, the wire 102 supplied through the wire-supply pipe 110 is inserted into the AL plate cable which is formed to seal the S-shaped overlap. That is, in the forming unit 170, the wires 102 that are spaced in the inside, and wrap the AL plate material, which is an outer material overlapping to form a flexible cable outer material.

When passing through the forming unit 170, the AL plate 103 is formed of an AL plate sheathing material which is wound by overlapping the AL plate flexible material and the structure in which the wire 102 is inserted in the AL plate flexible pipe in a state of free movement. The metal sheath flexible cable 104 is completed. The metal sheath flexible cable 104 completed in the forming unit 170 is wound around the cable winding reel 105 on the outside so that the cable is smoothly output from the forming unit 170.

Therefore, according to the present invention, the hollow shaft 120 is rotated by the first motor 121 to rotate the rotating drum 140. At this time, the AL plate feeding unit 160 is driven by the second motor 131 to feed the AL plate 103 to the forming unit 170. Therefore, when the rotational speed of the first motor 121 and the second motor 131 is controlled in synchronization with an appropriate rotation rate, the AL plate 103 in the forming unit 170 to make the S-shaped overlapping to make the AL plate flexible tube do. At this time, since the wire 102 is supplied through the wire supply pipe 110 and the wire supply pipe 110 is rotatably inserted with respect to the hollow shaft 120, the wire 102 can be prevented from being twisted. As described above, the present invention is produced in a state in which the wire is inserted into the AL plate when forming a metal exterior material by forming in a forming unit, thereby enabling continuous production without limitation of length.

10 main body frame 11 support frame
101: wire supply unit 102: electric wire
103: AL plate 104: metal outer flexible cable
105: cable reel 110: wire supply pipe
120: hollow shaft 121: first motor
122: power transmission unit 130: feeding power unit
131: second motor 131a: motor pulley
132: hollow pulley 133: transmission gear
134: feeding gear 140: rotating drum
150: AL sheet supply reel 160: AL sheet feeding part
161: rotating shaft 162: feeding roller
163: driven roller 170: forming part
181: support 182: guide roller
190: slip generating means 191: support bracket
191a and 191b: first and second support portions 192a and 192b: first and second friction pads
193: compression spring 200: controller

Claims (4)

A wire supply pipe 110 for guiding the plurality of wires 102 to be embedded in the flexible cable to the forming unit 170 to be described later through the inner pipe;
A hollow shaft 120 inserted into the wire supply pipe 110 to be rotatably installed by a bearing and rotatably driven by the first motor 121;
A feeding power unit 130 rotatably installed with respect to the hollow shaft 120 to generate rotational power by the second motor 131;
A rotating drum 140 fixedly coupled to the other end of the hollow shaft 120 and rotated by a rotational drive of the hollow shaft;
The AL plate supply reel 150 is coupled to the slip generating means 190 is installed on the outer periphery of the rotating drum 140 to supply the AL plate 103, which is a material of the metal exterior material. and;
A rotating shaft 161 rotatably installed to penetrate the rotating drum 140 is installed by the AL plate feeding power unit 130, and is provided by the rotating shaft 161 in front of the rotating drum 140. The AL plate material 103 supplied from the AL plate material supply reel 150 by a driven roller 163 driven by the driven roller 162 and the rotating drum 140 is fixed to a predetermined shape to be described later. AL plate feeding unit 160 for supplying to the forming unit 170 to be;
A forming mold is formed to receive the AL plate 103 formed from the feeding roller 162 and the driven roller 163 to wrap and wrap the outer surface of the wire 102 supplied through the wire supply pipe 110. Forming unit 170 is fixed to the rotary drum 140 and
The apparatus for manufacturing a flexible cable according to claim 1, further comprising a controller (200) for controlling operation by synchronizing the rotational speeds of the first motor (121) and the second motor (131).
The method of claim 1,
The support plate 181 is installed on the rotating drum 140 and the guide roller 182 is installed at the upper end of the support 181 to guide the AL plate 103 supplied from the AL plate supply reel 150 to the guide roller 182. And an AL plate guide means for guiding through the AL plate feeding unit 160 to guide through the sheet.
According to claim 1, Slip generating means 190 for the slip generation of the AL plate supply reel 150,
A support bracket 191 fixed to the rotating drum 140 and having first and second support parts 191a and 191b formed at both sides thereof; A second friction pad 192b fixed to an inner surface of the second support 191b of the support bracket 191, a compression spring 193 elastically supported by the first support 191a, and the compression spring 1 It is composed of a first friction pad (192a) is elastically supported toward the second friction pad (192b) by the side 193 is installed slidably between the first, second friction pad (192a) (192b) Supply reel 150 is a metal sheath flexible cable manufacturing apparatus, characterized in that configured to be coupled.
The method of claim 1, wherein the feeding power unit 130,
A second motor 131 for generating rotational power;
Hollow is formed to fit the hollow shaft 120 to be spaced apart through the hollow, the hollow pulley 132 receives the rotational power from the motor pulley 131a of the second motor 131 to the belt,
Hollow is formed and the hollow shaft 120 is fitted to be rotatably coupled by a bearing, the transmission gear 133 is fixedly coupled to the hollow pulley 132,
Metal sheathed flexible cable formed at the end of the rotation shaft 161 of the AL plate feeding part 160 is composed of a feeding gear 134 coupled to the transmission gear 133 and the gear bit is to receive a rotational power Manufacturing equipment.
KR1020100035307A 2010-04-16 2010-04-16 Apparatus for making flexible cable with metal claddings KR101029996B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102118983B1 (en) * 2019-11-21 2020-06-04 주식회사 명도전기 Wire Feeder of flexible wire making machine
KR102118984B1 (en) * 2019-11-21 2020-06-26 주식회사 명도전기 Flexible conduit winding device of flexible wire making machine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4083484A (en) 1974-11-19 1978-04-11 Kabel-Und Metallwerke Gutehoffnungshutte Ag Process and apparatus for manufacturing flexible shielded coaxial cable
KR920013487A (en) * 1990-12-31 1992-07-29 유채준 Method and apparatus for manufacturing laminated aluminum sheath cable
KR100791702B1 (en) 2007-02-13 2008-01-04 엘에스전선 주식회사 Manufacturing methods of copper cladded aluminum wire
KR20100019505A (en) * 2007-06-13 2010-02-18 비더블유이 리미티드 Apparatus and method for the production of cable having a core sheathed with an aluminium based sheath

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4083484A (en) 1974-11-19 1978-04-11 Kabel-Und Metallwerke Gutehoffnungshutte Ag Process and apparatus for manufacturing flexible shielded coaxial cable
KR920013487A (en) * 1990-12-31 1992-07-29 유채준 Method and apparatus for manufacturing laminated aluminum sheath cable
KR100791702B1 (en) 2007-02-13 2008-01-04 엘에스전선 주식회사 Manufacturing methods of copper cladded aluminum wire
KR20100019505A (en) * 2007-06-13 2010-02-18 비더블유이 리미티드 Apparatus and method for the production of cable having a core sheathed with an aluminium based sheath

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102118983B1 (en) * 2019-11-21 2020-06-04 주식회사 명도전기 Wire Feeder of flexible wire making machine
KR102118984B1 (en) * 2019-11-21 2020-06-26 주식회사 명도전기 Flexible conduit winding device of flexible wire making machine

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