CA2282248C - Machine for use in recycling armoured cable - Google Patents

Machine for use in recycling armoured cable Download PDF

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Publication number
CA2282248C
CA2282248C CA 2282248 CA2282248A CA2282248C CA 2282248 C CA2282248 C CA 2282248C CA 2282248 CA2282248 CA 2282248 CA 2282248 A CA2282248 A CA 2282248A CA 2282248 C CA2282248 C CA 2282248C
Authority
CA
Canada
Prior art keywords
armoured cable
conductive wires
several
collection drum
peripheral
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA 2282248
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French (fr)
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CA2282248A1 (en
Inventor
Kenneth Allen Pederson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CA 2282248 priority Critical patent/CA2282248C/en
Publication of CA2282248A1 publication Critical patent/CA2282248A1/en
Application granted granted Critical
Publication of CA2282248C publication Critical patent/CA2282248C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B15/00Apparatus or processes for salvaging material from cables
    • H01B15/005Apparatus or processes for salvaging material from cables by cutting
    • H01B15/006Making a longitudinal cut
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/82Recycling of waste of electrical or electronic equipment [WEEE]

Abstract

A machine for use in recycling armoured cable uses a rotating collection drum to drawn armoured cable through a series of processing steps. Armoured cable is split open as it is drawn past a primary splitting knife. The armoured cable is separated into an armoured casing and several conductive wires when it is drawn past a separating wedge. The several conductive wires are split open as they are drawn past secondary splitting knives. Protective covering is stripped from the conductive wires as they are drawn through apertures of a stripping plate. The conductive wires are wound around the collection drum as the collection drum continues to rotate.

Description

TITLE OF THE INVENTION:
Machine For Use In Recycling Armoured Cable NAMES) OF INVENTOR(S):
Kenneth Allen Pederson FIELD OF THE INVENTION
The present invention relates to a machine for use in recycling armoured cable.
BACKGROUND OF THE INVENTION
Armoured cables are used in numerous industrial applications. One example of such an industrial application is the connection of submersible pumps used by the oil industry in oil well installations to pump oil to surface.
There are many different styles of armoured cable. They usually have several conductive wires of material known to be a good conductor of electricity, such as copper. Each of the several conductive wires has at least one protective layer, usually rubber or polymer plastic. Some styles of armoured cable have an additional protective layer of lead. The conductive wires are found within a protective armour casing of metal or polymer plastic.
Recycling of armoured cables involves separating the conductive wire from the protective layer and from the casing and recovering the various materials out of which the armoured cable is made. At the present time the majority of this work is done manually. It has proven to be labour intensive work.
SUN~IARY OF THE INVENTION
What is required is a machine that will assist in separating the materials out of which armoured cable is made for the purpose of recycling.
According to the present invention there is provided a machine for use in recycling armoured cable which includes a support having a first end and a second end. The support defines a processing stream that starts at the first end and continues downstream toward the second end. A single primary splitter knife is mounted at the first end of the support. At least one separating wedge is positioned downstream of the splitter knife. Several secondary splitter knives are positioned downstream of the separating wedge. A stripper plate is positioned downstream of the secondary splitter knives. The stripper plate has several apertures. Each of the several apertures is sized just large enough to accommodate one of several conductive wires of the armoured cable. A rotatably mounted collection drum is positioned downstream of the stripper plate. A drive motor is provided for rotating the collection drum with each of the several conductive wires attached. The armoured cable is split open as it is drawn past the primary splitting knife. The armoured cable is separated into an armoured casing and several conductive wires when it is drawn past the separating wedge. The several conductive wires are split open as they are drawn past the secondary splitting knives. Protective covering is stripped from the conductive wires as they are drawn through the apertures of the stripping plate . The conductive wires are wound around the collection drum as the collection drum continues to rotate.
The machine described above provides a mechanized process for separating the materials out of which armoured cable is made for the purpose of recycling.
While there may be other types of splitting knives that can be used for the primary splitting knife and the secondary splitting knives, beneficial results have been obtained through the use of a rotating guide pulley with a peripheral guide channel and a rotating circular blade with a peripheral cutting edge. The rotating circular blade bears a resemblance to a pizza knife. The peripheral cutting edge is aligned on a common plane with the peripheral guide channel. It is preferred that a relative position of the guide pulley and the circular blade is adjustable within the common plane to provide control over the depth the peripheral cutting edge of the circular blade will impinge upon the armoured cable when it is positioned in the peripheral guide channel of the guide pulley.
This allows the splitting knife to be adjusted to suit differing thicknesses of armoured casing.
While there may be other types of wire strippers that can be used to remove the protective coverings from the conductive wire, beneficial results have been obtained through the use of a stripper plate. It is preferred that the stripper plate have several guide slots and several floating aperture plates coupled with the guide slots . This enables the aperture plates to move along the guide slots in response to angular feed changes caused by a dynamically changing diameter for the collection drum as conductive wires are wound onto the collection drum.
BRIEF DESCRIPTION OF THE DRAWINGS
These and other features of the invention will become more apparent from the following description in which reference is made to the appended drawings, wherein:
FIGURE 1 is a side elevation of a machine for use in recycling armoured cable constructed in accordance with the teachings of the present invention.
FIGURE 2 is a top plan view of the machine for use in recycling armoured cable illustrated in FIGURE 1.
FIGURE 3 is a front elevation view of a primary splitting knife from the machine for use in recycling armoured cable illustrated in FIGURE 1.
FIGURE 4 is a front elevation view of a series of secondary splitting knives from the machine for use in recycling armoured cable illustrated in FIGURE 1.
FIGURE 5 is a rear elevation view of a collection drum and stripper plate from the machine for use in recycling armoured cable illustrated in FIGURE 1.
FIGURE 6 is a detailed rear elevation view of the stripper plate illustrated in FIGURE 5.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT
The preferred embodiment, a machine for use in recycling armoured cable generally identified by reference numeral 10, will now be described with reference to FIGURES 1 through 6.
Referring to FIGURES 1 and 2, machine 10 for use in recycling armoured cable has a support 12 having a first end 14 and a second end 16. Support 12 defines a processing stream that starts at first end 14 and continues downstream toward second end 16, the direction of which is indicated by arrow 18.
The purpose of machine 10 is to separate armoured cable into its components. This will generally include the conductive material of each wire, usually copper; the protective layer for each wire, usually polymer plastic; and the protective armour casing, usually metallic. A single primary splitter knife 20 is mounted at first end 14 of support 12, downstream from which are, in sequence, at least one separating wedge 22, a secondary splitter knives holder 24, a stripper plate 26 and, finally, a rotatably mounted collection drum 28 at second end 16 of support 12. A drive motor 30 is provided for rotating collection drum 28. Referring to FIGURE l, controls 32 are provided for controlling the supply of power to drive motor 30 and the direction of rotation of collection drum 28.
Referring to FIGURE 3, primary splitting knife 20 has a rotating guide roller 33 and a rotating circular blade 38 with a peripheral cutting edge 40. A relative position of guide roller 33 and circular blade 38 is adjustable using manually adjustment screw jacks 41 within common plane, indicated by arrow 42, to provide control over the depth peripheral cutting edge 40 of circular blade 38 impinges upon armoured cable when it passes over guide roller 33.
Referring to FIGURE 4, several secondary splitter knives 44 are mounted in secondary splitter knives holder 24.
Secondary splitter knives 44 are of similar construction to primary splitting knife 20. Each of secondary splitter knives 44 has a guide pulley 34 mounted on guide roller 33. Each 5 guide pulley 34 has a peripheral guide channel 36 which accommodates a single strand of coated wire. Each of secondary splitter knives 44 also has a rotating circular blade 38 with peripheral cutting edge 40. Circular blade 38 is aligned so that peripheral cutting edge 40 is aligned with peripheral guide channel 36 of guide pulley 34. As previously described, the relative position of guide pulleys 34 and circular blades 38 is adjustable using manually adjustment screw jacks 41 within common plane 42, to provide control over the depth peripheral cutting edge 40 of circular blade 38 impinges upon a single strand of coated wire as passes over peripheral guide channel 36 of guide pulley 34.
Referring to FIGURE 6, stripper plate 26 has a top edge 46, a bottom edge 48, and opposed sides 50. Several guide slots 52 extend vertically from bottom edge 48 toward top edge 46. A floating aperture plate 54 is associated with each of guide slots 52. Each aperture plate 54 moves along guide slot 52 to which it is coupled in response to angular feed changes.
Each of the several floating aperture plates 54 has an aperture 56 sized large enough to accommodate a single strand of conductive wire, but not any protective coating on the conductive wire.
The method of use of machine 10 for use in recycling armoured cable will now be described with reference to FIGURES
1 through 6. Referring to FIGURE 2, to prepare machine 10 for operation armoured cable 100 is first split manually into an armour casing 102 and three coated wires 104. Armoured cable 100 is fed into primary splitting knife 20. Armour casing 102 and coated wires 104 are passed on opposed sides of separating wedge 22. Coated wires 104 are then each fed separately into one of secondary splitting knives 44 of secondary splitter knives holder 24. Each of coated wires 104 is then split into a protective layer 106 and conductive wire 108. Conductive wire 108 is fed through one of apertures 56 in floating aperture plates 54 of stripper plate 26. The conducting wire is then secured onto collection drum 28. Machine 10 is thus prepared for operation to process a length of armoured cable 100. Drive motor 30 is started, and collection drum 28, with each of the several conducting wires 108 attached, is rotated.
Armoured cable 100 is thereby drawn in direction 18 along support 12 and sequentially processed by primary splitting knife 20, separating wedge 22, secondary splitting knives 44, and stripper plate 26. Referring to FIGURE 3, at primary splitting knife 20 armoured cable 100 is split open. Referring to FIGURE 3, at separating wedge 22 armour casing 102 of armoured cable 100 is separated and falls into a collection area while coated wires proceed downstream for further processing. Referring to FIGURE 4, at secondary splitting knives 44 each of coated wires 104 is split open. Referring to FIGURE 2, conductive wire 108 passes through apertures 56 in stripper plate 26 and onto collection drum 28. Protective layer 106 is unable to pass through apertures 56 and falls into a collection area. As the amount of material on collection drum increases, the feed angle from apertures 56 to collection drum is altered. This change in feed angle is accommodated by floating aperture plates 54 which are drawn to the appropriate level along slots 52 by the forces exerted upon conductive wire 108. Collection drum 28 periodically becomes full, and an empty collection drum 28 is then substituted. As one armoured cable 100 is completed processing, it can be attached to the next armoured cable to be processed, thereby drawing the next armoured cable through. If care is taken in substituting collection drum 28 and in attaching the end of one armoured cable to the end of the next armoured cable, the need to manually feed the machine can be avoided.
It will be apparent to one skilled in the art that modifications may be made to the illustrated embodiment without departing from the spirit and scope of the invention as hereinafter defined in the Claims.

Claims (5)

1. A machine for use in recycling armoured cable, comprising:
a support having a first end and a second end, the support defining a processing stream that starts at the first end and continues downstream toward the second end;
a single primary splitter knife mounted at the first end of the support;
at least one separating wedge positioned downstream of the splitter knife;
several secondary splitter knives positioned downstream of the separating wedge;
a stripper plate positioned downstream of the secondary splitter knives, the stripper plate having several apertures, each of the several apertures being sized just large enough to accommodate one of several conductive wires of the armoured cable; and a rotatably mounted collection drum downstream of the stripper plate;
a drive motor for rotating the collection drum with each of the several conductive wires attached, whereby the armoured cable is split open as it is drawn past the primary splitting knife, and the armoured cable is separated into a armoured casing and several conductive wires when it is drawn past the at least one separating wedge, and the several conductive wires are split open as they are drawn past the secondary splitting knives, and a protective covering is stripped from the conductive wires as they are drawn through the apertures of the stripping plate, and the conductive wires are wound around the collection drum as the collection drum continues to rotate.
2. The machine for use in recycling armoured cable as defined in Claim 1, wherein the primary splitting knife and each of the secondary splitting knives has a rotating guide pulley with a peripheral guide channel and a rotating circular blade with a peripheral cutting edge, the peripheral cutting edge being aligned on a common plane with the peripheral guide channel.
3. The machine for use in recycling armoured cable as defined in Claim 2, wherein a relative position of the guide pulley and the circular blade is adjustable within the common plane to provide control over the depth the peripheral cutting edge of the circular blade will impinge upon the armoured cable when it is positioned in the peripheral guide channel of the guide pulley.
4. The machine for use in recycling armoured cable as defined in Claim 1, wherein the stripper plate has a several guide slots and several floating aperture plates coupled with the guide slots, the aperture plates moving along the guide slots in response to angular feed changes caused by a dynamically changing diameter as conductive wires are wound onto the collection drum.
5. A machine for use in recycling armoured cable, comprising:
a support having a first end and a second end, the support defining a processing stream that starts at the first end and continues downstream toward the second end;
a single primary splitter knife mounted at the first end of the support, the primary splitting knife having a rotating guide pulley with a peripheral guide channel and a rotating circular blade with a peripheral cutting edge, the peripheral cutting edge being aligned on a common plane with the peripheral guide channel, a relative position of the guide pulley and the circular blade is adjustable within the common plane to provide control over the depth the peripheral cutting edge of the circular blade will impinge upon the armoured cable when it is positioned in the peripheral guide channel of the guide pulley;
at least one separating wedge positioned downstream of the splitter knife;
several secondary splitter knives positioned downstream of the separating wedge, each of the secondary splitting knives having a rotating guide pulley with a peripheral guide channel and a rotating circular blade with a peripheral cutting edge, the peripheral cutting edge being aligned on a common plane with the peripheral guide channel, a relative position of the guide pulley and the circular blade is adjustable within the common plane to provide control over the depth the peripheral cutting edge of the circular blade will impinge upon the armoured cable when it is positioned in the peripheral guide channel of the guide pulley;
a stripper plate positioned downstream of the secondary splitter knives, the stripper plate having several guide slots and several floating aperture plates coupled with the guide slots, the aperture plates moving along the guide slots in response to angular feed changes, each of the several floating aperture plates having an aperture sized just large enough to accommodate one of several conductive wires of the armoured cable;

a rotatably mounted collection drum downstream of the stripper plate;
a drive motor for rotating the collection drum with each of the several conductive wires attached, whereby the armoured cable is split open as it is drawn past the primary splitting knife, and the armoured cable is separated into a armoured casing and several conductive wires when it is drawn past the at least one separating wedge, and the several conductive wires are split open as they are drawn past the secondary splitting knives, and a protective covering is stripped from the conductive wires as they are drawn through the apertures of the stripping plate, the conductive wires being are wound around the collection drum as the collection drum continues to rotate, the floating aperture plates moving to adjust to angular feed changes caused by a dynamically changing diameter for the collection drum as conductive wires are wound onto the collection drum.
CA 2282248 1999-09-15 1999-09-15 Machine for use in recycling armoured cable Expired - Fee Related CA2282248C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2282248 CA2282248C (en) 1999-09-15 1999-09-15 Machine for use in recycling armoured cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2282248 CA2282248C (en) 1999-09-15 1999-09-15 Machine for use in recycling armoured cable

Publications (2)

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CA2282248A1 CA2282248A1 (en) 2001-03-15
CA2282248C true CA2282248C (en) 2003-05-13

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105048360A (en) * 2015-09-02 2015-11-11 江苏省电力公司扬州市江都供电公司 Cable cutting mechanism and working method thereof
CN105048359A (en) * 2015-09-02 2015-11-11 江苏省电力公司扬州市江都供电公司 Cable cutting device and working method thereof
CN105262010A (en) * 2015-10-22 2016-01-20 刘君 Wire pay-off, wire stripping and wire take-up integrated machine

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202007015563U1 (en) * 2007-10-23 2008-02-07 Bagela Baumaschinen Gmbh & Co. Apparatus for removing and further processing flexible stranded articles from their use storage locations
CN112530643B (en) * 2020-11-12 2022-11-22 天津市德润工贸有限公司 Wire harness recovery device for new energy automobile

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105048360A (en) * 2015-09-02 2015-11-11 江苏省电力公司扬州市江都供电公司 Cable cutting mechanism and working method thereof
CN105048359A (en) * 2015-09-02 2015-11-11 江苏省电力公司扬州市江都供电公司 Cable cutting device and working method thereof
CN105048359B (en) * 2015-09-02 2017-04-19 江苏省电力公司扬州市江都供电公司 Cable cutting device and working method thereof
CN105262010A (en) * 2015-10-22 2016-01-20 刘君 Wire pay-off, wire stripping and wire take-up integrated machine
CN105262010B (en) * 2015-10-22 2018-03-27 徐州领君仁驰自动化设备有限公司 A kind of unwrapping wire, wire stripping, take-up all-in-one

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Publication number Publication date
CA2282248A1 (en) 2001-03-15

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