WO2021018592A1 - Procédé, dispositif et système de fabrication de câble électrique - Google Patents

Procédé, dispositif et système de fabrication de câble électrique Download PDF

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Publication number
WO2021018592A1
WO2021018592A1 PCT/EP2020/070012 EP2020070012W WO2021018592A1 WO 2021018592 A1 WO2021018592 A1 WO 2021018592A1 EP 2020070012 W EP2020070012 W EP 2020070012W WO 2021018592 A1 WO2021018592 A1 WO 2021018592A1
Authority
WO
WIPO (PCT)
Prior art keywords
cable
ring body
inclined tube
electrical
cables
Prior art date
Application number
PCT/EP2020/070012
Other languages
German (de)
English (en)
Inventor
Manfred Sorg
Original Assignee
Metzner Maschinenbau Gmbh
Metzner Holding GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Metzner Maschinenbau Gmbh, Metzner Holding GmbH filed Critical Metzner Maschinenbau Gmbh
Priority to EP20743987.8A priority Critical patent/EP4005036A1/fr
Publication of WO2021018592A1 publication Critical patent/WO2021018592A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/005—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for making dustproof, splashproof, drip-proof, waterproof, or flameproof connection, coupling, or casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/28—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wire processing before connecting to contact members, not provided for in groups H01R43/02 - H01R43/26

Definitions

  • the invention relates to a method for assembling an electrical cable, according to which the cable is equipped with an elastic ring body at a defined axial position, according to the preamble of claim 1.
  • the invention also relates to a method for assembling an electrical connector having several electrical cables, according to which the cables are fitted with a common elastic ring body at a respective defined axial position, according to the preamble of claim 16.
  • the invention further relates to a device for assembling an electrical cable in order to equip the cable with an elastic ring body at a defined axial position, according to the preamble of claim 18. Furthermore, the invention relates to a device for assembling an electrical connector having a plurality of electrical cables, in order to equip the cables with a common elastic ring body at a respective defined axial position, according to the preamble of claim 19.
  • the invention also relates to a system for assembling an electrical cable, as well as a system for assembling an electrical plug connector having a plurality of electrical cables.
  • a plug connector or mating plug connector can be a plug, a built-in plug, a socket, a coupling or an adapter.
  • the term "connector” or “mating connector” used in the context of the invention is representative of all variants.
  • a plug connection must withstand high loads, for example mechanical loads, and remain closed in a defined manner so that the electrical connection is not unintentionally separated, for example during the operation of a vehicle.
  • high loads for example mechanical loads
  • Another requirement for connectors for the automotive industry is that they must be able to be manufactured economically in large quantities.
  • cable assembly that is as fully automated as possible is to be preferred, particularly for the assembly of cables for the automotive industry.
  • Corresponding production lines have to be established in order to achieve the required quantities with high quality at the same time.
  • an electrical cable is to be provided with an electrical connector at one of its ends or at both ends, it is usually necessary to push various connector components onto the cable in the sequence required later in order to keep them ready for the later connector assembly.
  • the previously pushed-on components can then be moved one after the other or simultaneously on the cable jacket in the direction of the front, free end of the cable in order to be assembled with a corresponding connector component.
  • the object of the present invention is to provide a method for assembling an electrical cable which enables a cable to be fitted with an elastic ring body and which is particularly suitable for automated cable assembly in the context of mass production.
  • the object of the present invention is to provide a method for assembling an electrical connector having a plurality of electrical cables, which enables the cables to be fitted with a common elastic ring body, and which is particularly suitable for automated cable assembly in the context of mass production.
  • the present invention is also based on the object of providing a device for assembling an electrical cable which enables a cable to be fitted with an elastic ring body and which is particularly suitable for automated cable assembly in the context of mass production.
  • the present invention is also based on the object of providing a device for assembling an electrical connector having several electrical cables, which enables the cables to be fitted with a common elastic ring body, and which is particularly suitable for automated cable assembly in the context of mass production.
  • a further object of the invention is to provide a system for assembling an electrical plug connector having a plurality of electrical cables, within the framework of which an advantageous fitting of the cables with an elastic ring body is made possible.
  • the object is achieved for the method for assembling the electrical cable with the features listed in claim 1 and for the method for assembling the electrical plug connector by claim 16.
  • the object is achieved by the features of claim 18 and for the device for assembling the electrical plug connector by claim 19.
  • the object is achieved by the features of claim 20 and for the system for assembling the electrical plug connector by claim 22.
  • a method for assembling an electrical cable is provided, according to which the cable is fitted with an elastic ring body at a defined axial position.
  • the electrical cable is preferably designed as a high-voltage line.
  • the area of the electrical cable in which processing or assembly primarily takes place is sometimes also referred to below as the "cable section to be processed".
  • the cable section to be processed can be a cable end piece.
  • two cable sections of the cable, in particular both cable end pieces, are processed or equipped with one or more ring bodies.
  • the electrical cable can be provided to equip the electrical cable with only a single ring body or to equip it with several ring bodies, for example with two ring bodies or more ring bodies, three ring bodies or more ring bodies, four ring bodies or more ring bodies, five ring bodies or more ring bodies.
  • the defined axial position can in particular be an axial position along the central axis or longitudinal axis of the electrical cable.
  • the defined axial position is preferably not an arbitrary position on the cable, but rather a previously defined target position, for example an assembly position.
  • the defined axial position can also be the final position of the ring body on the cable, for example.
  • the defined axial position can be a mounting position of the ring body on the cable.
  • the invention can be provided for an automated or fully automated assembly of an electrical cable.
  • any electrical cable can be fitted with any desired ring bodies within the scope of the invention.
  • the electrical cable preferably has an outer conductor or is designed as a shielded electrical cable.
  • the invention is particularly advantageously suitable for equipping electrical cables with a large cross section for high power transmission, for example in the vehicle sector, particularly preferably in the field of electromobility. An electrical cable can thus be provided for the high-voltage range, in particular a high-voltage line.
  • the electrical cable or the at least one electrical connector can in particular have any number of inner conductors, for example only a single inner conductor. Two inner conductors or more inner conductors, three inner conductors or more inner conductors, four inner conductors or even more inner conductors can also be provided. If the cable has several inner conductors, these can run through the cable in a twisted manner, in the manner of a twisted pair cable known from telecommunications or communications engineering. The inner conductors can, however, also be routed in parallel in the cable.
  • the electrical cable is designed as a coaxial cable with exactly one inner conductor and exactly one outer conductor or as a cable shielded with exactly one outer conductor and with exactly two inner conductors.
  • the inside diameter of the through hole of the ring body can essentially correspond to the diameter of the electrical cable, in particular its cable jacket.
  • the inside diameter of the through-hole is, however, preferably slightly smaller than the diameter of the electrical cable or its cable jacket, so that the elastic ring body later applied to the cable is fixed in a force-locking manner at the defined axial position. If necessary, however, it can also be provided that the inside diameter of the through hole is larger than the diameter of the cable or its cable jacket.
  • the deformability or the elasticity of the ring body can be selected in such a way that the ring body has a sufficient shark for the final fastening on the cable, in particular on the cable sheath. tekraft, but can expand sufficiently reversibly for assembly on the cable and the inclined tube described below without experiencing (irreversible) plastic deformation.
  • the ring body can preferably consist of an elastomer, that is to say of an elastically deformable plastic, for example a vulcanizate made of natural rubber or silicone rubber, for example rubber.
  • the ring body can also have further components, for example metallic components or components made from a non-elastic plastic.
  • the elastic part of the ring body can then preferably face the cable, for example in the manner of an inner ring.
  • the non-elastic components can face away from the cable, for example in the manner of an outer ring that guides the inner ring.
  • an inclined tube with an end face inclined by an angle of attack with respect to a pipe cross section of the inclined tube is inserted into a through-hole of the ring body.
  • the inclined tube has a beveled end section with which it is inserted into the through-hole of the ring body.
  • the pipe cross section is preferably aligned orthogonally to the longitudinal axis or central axis of the inclined pipe.
  • the cable is positioned in the inclined tube in such a way that the ring body is located at the defined axial position on the cable when the ring body is stripped from the inclined tube onto the cable.
  • the end section or the end face is preferably beveled in such a way that a point is formed at one end of the inclined tube in a section along the longitudinal axis through the inclined tube.
  • the inclined pipe can be machined, for example, from a conventional pipe with straight ends by cutting one of the ends obliquely to size or by grinding one of the ends.
  • the inclined tube can also be produced using other methods, for example directly in the form provided later, e.g. B. by welding, casting or drawing.
  • the inclined tube can be made of any material and preferably has the smallest possible wall thickness.
  • the inclined tube can be formed from a plastic.
  • the inclined tube is preferably formed from a metal.
  • the cable can be positioned in the inclined tube by a delivery device and / or by a production employee. To position the cable in the inclined tube, the cable and / or the inclined tube can be moved. Basically, only a relative movement between the cable and the inclined pipe is important. Preferably, however, only the cable is moved in order to position it in the inclined tube.
  • the inner diameter of the inclined tube can correspond to the outer diameter of the cable or be slightly larger than the outer diameter of the cable.
  • the outer diameter of the inclined tube can correspond to the inner diameter of the ring body or be slightly larger than the inner diameter of the ring body.
  • the outer diameter of the inclined tube can, however, if necessary, also be smaller than the inner diameter of the ring body.
  • the inclined tube has an even larger outer diameter than the cable; however, the inclined end face makes it easier to slide the ring body onto the inclined tube.
  • the material of the inclined tube can advantageously be selected in order to allow easy displacement of the ring body on the surface of the inclined tube.
  • the method according to the invention can enable, among other things, an extremely exact positioning of the ring body on the cable, since the cable can be positioned in the inclined tube with almost no force.
  • the ring body can also very easily be attached to axial positions of the cable which are spaced comparatively far from the cable end, for example up to 300 mm or more from the cable end.
  • the invention is particularly advantageous for fully automated cable assembly.
  • the throughput of assembled electrical cables of a device equipped according to the invention can thus be increased.
  • the ring body is a plug connector component of a plug connector to be mounted on the cable, preferably a line seal, or a jacket clamp independent of the plug connector for fastening on the cable.
  • the connector components can in principle be any elastic components of the electrical connector to be mounted on the corresponding cable end, which preferably have a respective through-hole for receiving the cable.
  • the cable can thus be passed through the connector component.
  • the elastic ring body is particularly preferably designed as a line seal.
  • the line seal can in particular be a mechanical seal, for example a sealing ring for sealing against dirt, dust, liquids or gases, which can be pushed into a fitted connector housing from the rear, for example.
  • the diameter of the through hole of the line seal can preferably be made somewhat smaller than the diameter of the cable or of the cable jacket in order to improve the tightness.
  • the line seal can have any cross-sectional geometry. Often, circular line seals are used.
  • oval or polygonal, in particular rectangular, for example square line seals can also be provided.
  • the assembly of a line seal turns out to be relatively difficult within the framework of the known prior art.
  • provision can be made, for example, to spread open the line seal at certain points, for example by means of a three-point gripper, which, however, can damage the line seal.
  • the invention is also suitable for equipping the cable with a jacket terminal that is preferably independent of the connector.
  • the jacket clamp can have any structure.
  • the jacket clamp can for example have one or more elastic fastening rings or consist of one or more elastic fastening rings.
  • an elastic fastening ring can be formed from a plastic, preferably rubber (in the manner of a rubber seal) in order to be clamped on the cable jacket in a force-locking manner.
  • Resilient, partially annular fastening rings for example made of a metal, can also be provided.
  • a jacket clamp is attached to the cable, various advantages can result in the assembly of the cable, in particular in the handling and identification of the cable in the context of processing by processing modules that are independent of one another.
  • the jacket clamp is made identifiable with an information carrier in order to be able to clearly identify the cable while it is being processed. This makes the method according to the invention particularly suitable advantageous for use in the context of an automated or fully automated assembly of the electrical cable.
  • the at least one jacket clamp is arranged axially adjacent to at least one connector component on the cable in order to block the displacement path of the connector component on the cable in a form-fitting manner.
  • connector components are loose or axially displaceable on the cable (sheath) until they are joined together with other connector components during the connector assembly and permanently attached to the cable or to another component of the cable.
  • the jacket clamp can advantageously be used to adjust the axial positions of the connector components to back up.
  • the ring body has at least one second through-hole for the assembly of a second electrical cable for receiving at least one of the second electrical cables.
  • ring bodies in particular line seals, can thus also be used, which can be pushed onto several electrical cables, for example onto a second electrical cable.
  • a ring body can be particularly suitable for mounting a plug connector which has two or more electrical cables.
  • the annular body preferably has only a single through-hole for the assembly of only a single electrical cable or for the assembly of a connector having a single electrical cable.
  • the ring body has exactly two through bores for the assembly of exactly two electrical cables or for the assembly of a connector having exactly two electrical cables.
  • the ring body can even have more than two through bores in order to assemble further electrical cables (or to assemble a connector having more than two electrical cables), for example three through bores or more, four through bores or more, five through bores or more, six through holes or more, seven through holes or more, eight through holes or more, nine through holes or more, ten through holes or even more through holes.
  • the method according to the invention for assembling the electrical cable can, for example, be carried out several times sequentially or in parallel if more than one electrical cable is to be equipped with the ring body, in particular with a common ring body.
  • the equipping follows in parallel, with a corresponding number of inclined tubes being used, which can be constructed in several parts, but possibly also in one part.
  • the ring body is stripped onto a cable sheath of the cable.
  • the ring body is stripped onto another cable component, for example onto a braided cable shield running under the cable sheath, on a cable foil running on or under the braided cable shield, on a filler layer (also called a "filler") that leads to several inner conductors. referred to), on an insulation of an inner conductor and / or on an inner conductor.
  • a filler layer also called a "filler”
  • the ring body is stripped onto the cable sheath of the cable, particularly if the ring body is a line seal or a sheath clamp.
  • a stripping means can be provided in order to wipe the ring body from the inclined tube.
  • the ring body is stripped onto the cable without the use of a stripping means, for example by a manual technician. Stripping by means of compressed air can also be provided if necessary.
  • the ring body is stripped from the inclined tube by axially displacing a partially ring-shaped or ring-shaped scraper around the inclined tube in the direction of the inclined end face (or the end portion) of the inclined tube, wherein the scraper and / or the inclined tube is moved.
  • annular body with several through bores is to be stripped onto several electrical cables at the same time, provision can be made to use a suitable stripping means in order to strip the annular body onto the several cables at the same time.
  • the wiping means can be, for example, a metallic ring or a plastic ring.
  • the wiping means can also be a wall with a recess act to carry out the inclined tube, whereby the ring body can be stripped by pulling the inclined tube from the receptacle.
  • the stripping means has, at its end facing the ring body, a section tapering in the direction of the ring body, preferably a section tapering conically in the direction of the ring body.
  • a (conically) tapering section can support the stripping process, for example by inserting the section at least partially between the ring body and the inclined tube and thereby spreading the ring body a little further and at the same time turning the ring body inside out and / or tilting it on the surface the inclined pipe can avoid.
  • the angle of attack between the pipe cross section and the end face of the inclined pipe is 10 ° to 80 °, preferably 20 ° to 70 °, particularly preferably 30 ° to 60 ° and very particularly preferably 40 ° to 50 °, for example 45 °.
  • the end face has a linear or curved profile, preferably a concave profile.
  • a concavely curved end face can further assist in pushing the inclined tube into the ring body.
  • any curve-shaped profile of the end face can be provided.
  • the cable is positioned in the inclined tube in such a way that the cable is located with the defined axial position on the inclined end face of the inclined tube or on an end face of the stripping means.
  • the positioning of the cable with the defined axial position on the end face of the inclined tube can be suitable for stripping off the ring body in a precisely positioned manner . If, however, the position of the cable changes relative to the inclined tube during the stripping process, for example by holding the cable in its position and the inclined tube for stripping the ring body by means of the stripping is moved away from the cable by means of a positioning of the cable with respect to the end face of the stripping means can be suitable.
  • the inclined tube is positioned offset from the axis of the ring body before and at least temporarily during the introduction of the inclined tube into the ring body.
  • the inventor has recognized that off-axis positioning can further reduce the force required to insert the inclined tube into the ring body. In principle, however, a coaxial alignment of the inclined tube and the ring body is also possible.
  • the ring body and / or the inclined tube are tilted relative to one another before and at least temporarily during the insertion of the inclined tube into the ring body, such that the ring body inclines towards its side facing away from the inclined tube .
  • a tilted alignment between the ring body and the inclined tube can also lead to a force-saving introduction of the inclined tube into the ring body.
  • the central axis of the ring body can be tilted to the central axis of the inclined tube by an angle of up to 80 °, preferably by an angle of up to 60 °, particularly preferably by an angle of up to 45 °, very particularly preferred be tilted by an angle of up to 30 °, more preferably be tilted by an angle of up to 20 °, and even more preferably be tilted by an angle of up to 10 °, for example also by an angle of up to 5 ° or be less tilted.
  • a support body can be used on which the ring body can be supported with its side facing away from the inclined pipe while the inclined pipe is being inserted.
  • a support body with a through-hole is used, on which the ring body can be supported with its side facing away from the inclined pipe while the inclined pipe is being inserted.
  • a support body with a through-hole through which the cable can be passed from an end of the support body opposite the inclined pipe in order to finally also introduce the cable into the inclined pipe may be suitable.
  • a support body can also be particularly suitable for specifically specifying the tilting between the ring body and the inclined tube.
  • the support body has two half-shells which are opened after the inclined tube has been inserted into the ring body.
  • the half-shells are preferably opened after the cable has been positioned in the inclined tube.
  • the half-shells are particularly preferably opened after the ring body has been stripped onto the cable in order to be able to remove the fully equipped cable.
  • the support body can also be made in one piece.
  • the support body has three shell elements, four shell elements or even more shell elements, which can be opened after the inclined tube has been inserted.
  • a multi-part support body in particular the use of a support body consisting of two half-shells, can be suitable for advantageously being able to remove the cable fitted with the at least one ring body from a corresponding device after it has been fitted.
  • the support body is removed in some other way such that the cable can be removed from the device together with the ring body.
  • the support body is removed in some other way such that the cable can be removed from the device together with the ring body.
  • provision can also be made to remove the cable from the side of the device if the support body has a corresponding lateral opening for this purpose.
  • a lubricant preferably an alcohol or an oil, in particular a silicone oil, is applied to the inclined tube and / or to the ring body.
  • any desired lubricant can be provided.
  • 2-propanol also known as isopropyl alcohol or isopropanol
  • isopropyl alcohol also known as isopropanol
  • a silicone oil that is to say a synthetic, silicon-based oil
  • a silicone oil that is to say a synthetic, silicon-based oil
  • a polydimethylsiloxane with a high content of phenyl groups can be used, in particular a silicone oil known under the trade name WACKER® AP 150 from Wacker Chemie AG.
  • a lubricant that is already contained in the cable for inserting the inclined tube into the ring body.
  • self-lubricating silicones are sometimes used to train z. B. of the cable jacket used, which after vulcanizing the oil to the Sweat out surface.
  • the use of a lubricant that is already used in the cable for self-exudation, in particular a silicone oil, is generally harmless in terms of safety.
  • a magazine is used in order to hold further ring bodies for equipping further cables.
  • a funnel magazine can be provided, the funnel of which opens into a chamber in which the cable is to be equipped with the ring body or in which the inclined tube is to be inserted into the support body, whereby the ring bodies can be placed in an orderly or disordered manner from above.
  • a shaft magazine can preferably also be provided, after which the individual ring bodies lie on top of one another and finally open into the chamber.
  • any type of magazine can be provided, for example also a roller conveyor magazine, a step magazine, a conveyor belt magazine, a sliding track magazine, a chain magazine, a lifting magazine or some other magazine, but in particular a magazine using gravity in order to move the individual ring bodies into the chamber as easily as possible promote.
  • an optical quality check with one or more cameras can be provided.
  • An incorrectly assembled cable can, for example, be excluded from the subsequent assembly, marked as faulty or marked and / or reworked.
  • the cable sheath of the cable preferably starting from a front, free end of the cable, is fitted with one or more connector components for a later connector assembly.
  • the assembly can be done manually and / or mechanically / automatically.
  • the connector components can be any components of the electrical connector to be mounted on the corresponding cable end, which preferably have a respective through-hole for receiving the cable.
  • the plug connector components can thus be pushed onto the electrical cable, in particular onto the cable sheath of the cable.
  • the diameter of the through bores can essentially correspond to the diameter of the electrical cable or its cable sheath.
  • the diameter of the through hole can, however, also be larger or slightly smaller than the diameter of the electrical cable or its cable jacket, in order to be able to influence the mechanical play of a connector component pushed onto the cable.
  • the electrical cable can be equipped with any connector components within the scope of the invention.
  • the connector components can optionally have several through bores for receiving several electrical cables, in particular two through bores for receiving two electrical cables during the assembly of an electrical connector with two (or more) cables.
  • the invention also relates to a method for assembling an electrical connector having a plurality of electrical cables, according to which the cables are equipped with a common elastic ring body at a respective defined axial position. It is provided that for each of the cables an inclined tube assigned to the cable with an end face inclined by an angle of inclination with respect to a tube cross section of the inclined tube is inserted into a through-hole of the ring body, the cables being positioned in the respectively assigned inclined tube in such a way that the ring body is located at the defined axial position on the respective cable when the ring body is stripped from the inclined tubes onto the cable.
  • the method described above for assembling the electrical cable can also be used several times in order to equip several electrical cables with a common ring body.
  • this can mean the method for assembling the electrical cable as well as the method for assembling the connector having a plurality of electrical cables.
  • the inclined tubes are aligned and / or positioned in a defined manner with respect to one another, preferably fastened to a common holding frame or connected to one another via a connecting web.
  • the inclined tubes can be made in one piece or in several pieces.
  • the individual inclined tubes can be attached to one another in order to simplify handling and alignment.
  • the invention also relates to a device for assembling an electrical cable in order to equip the cable with an elastic ring body at a defined axial position.
  • the device has an inclined tube with an end face which is inclined by an angle of attack with respect to a tube cross section of the inclined tube and which can be inserted into a through-hole in the annular body.
  • the device also has a feed device which is designed to position the cable in the inclined tube in such a way that the ring body is located at the defined axial position on the cable when the ring body is stripped from the inclined tube onto the cable.
  • the delivery device is preferably a machine delivery device.
  • delivery device can in principle, however, be broadly defined and also cover or support manual feed by a production employee.
  • the invention also relates to a device for assembling an electrical plug connector having a plurality of electrical cables in order to equip the cables with a common elastic ring body at a respective defined axial position. It is provided that for each of the cables an inclined tube assigned to the cable with an end face inclined by an angle of inclination with respect to a tube cross section of the inclined tube, which can be inserted into a through-hole in the ring body, a feed device being provided in order to move the cables in the respective to position associated inclined tube such that the ring body is at the defined axial position on the respective cable when the ring body is stripped from the inclined tubes onto the cable.
  • the device for assembling the plug connector having a plurality of electrical cables can have at least one of the described devices for assembling an electrical cable.
  • the “device” can mean the device for assembling the electrical cable as well as the device for assembling the connector having a plurality of electrical cables.
  • the ring body can be viewed as part of the device - at least until it has been applied to the cable.
  • the electrical cable can be designed as a high-voltage line, for example. It can be provided that the method described above is carried out using the device mentioned.
  • the feed device can be designed to move the cable and / or the inclined tube.
  • a relative movement can thus be provided between the cable and the inclined tube in order to position the cable in the inclined tube.
  • only the electrical cable is preferably moved to position the cable in the inclined tube.
  • the delivery device z. B. have a roller conveyor with one, two or even more rollers to guide the electrical cable linearly between the rollers.
  • the device can have a sensor device which is set up to monitor the position of the cable in the inclined tube and to specify the defined axial position for stripping off the ring body as precisely as possible.
  • the sensor device can also be integrated into the delivery device.
  • the monitoring can take place completely or only in sections.
  • an actuator device can be provided which is designed to introduce the inclined tube into the ring body.
  • the actuator device can be designed to move the ring body and / or the inclined tube.
  • a relative movement between the ring body and inclined tube can thus be provided in order to introduce the inclined tube into the ring body.
  • the actuator device z. B. have a telescopic extension to move the inclined tube linearly along its central axis or longitudinal axis in the direction of the ring body (hereinafter also referred to as "insertion direction").
  • the device can have a stripping means in order to wipe the ring body onto the cable.
  • the stripping means can, for example, run around the inclined tube in a partially annular or annular manner.
  • the stripping means can also optionally have, at its end facing the ring body, a section tapering in the direction of the ring body, in particular a conically tapering section.
  • the actuator device can be designed to strip the ring body from the inclined tube onto the cable using the stripping means. For this purpose, provision can be made for the inclined tube fitted with the ring body to be moved back against the insertion direction after the cable has been positioned in the inclined tube.
  • the ring body can strike the wall or end face surrounding the recess of the stripping means and ultimately remain in this axial position until the inclined tube has been completely pulled out of the ring body.
  • the device can have a support body, preferably a support body with a through hole.
  • the support body can be designed to support the ring body during the insertion of the inclined tube on its side facing away from the inclined tube.
  • the support body preferably supports the ring body in such a way that the ring body inclines during the insertion of the inclined tube in the direction of its side facing away from the inclined tube.
  • the support body can be constructed in several parts, preferably have at least two half-shells which can be opened in order to be able to remove the equipped cable more easily from the device.
  • the device can have a magazine to hold further ring bodies for equipping further cables.
  • the device can furthermore have means for applying a lubricant, preferably an alcohol or a silicone oil, to the inclined tube and / or to the ring body.
  • a lubricant preferably an alcohol or a silicone oil
  • the invention also relates to a system for assembling an electrical cable, in particular a high-voltage line.
  • the system comprises a device for assembling an electrical cable in order to equip the cable with an elastic ring body at a defined axial position.
  • the system further includes at least one processing module, which is independent of the device, for assembling the electrical cable.
  • the device or the individual processing modules can have a modular structure, as a result of which individual processing modules of the assembly can be replaced, modified or easily replaced can be removed.
  • the system can be configured with simple means, in particular for processing different types of cables.
  • the independent processing modules can preferably be arranged upstream or downstream of the device.
  • the device has an inclined tube with an end face inclined by an angle of inclination with respect to a pipe cross-section of the inclined tube, which can be inserted into a through-hole in the annular body, the cable being positionable in the inclined tube by means of a feed device of the device is that the ring body is located at the defined axial position on the cable when the ring body is stripped from the inclined tube onto the cable.
  • the device mentioned in the context of the system has features of the device described above and below for assembling an electrical cable.
  • the invention also relates to a system for assembling an electrical plug connector having a plurality of electrical cables.
  • the system comprises a device for assembling the electrical connector having a plurality of electrical cables in order to equip the cables with a common elastic ring body at a respective defined axial position.
  • the system further includes at least one processing module, which is independent of the device, for assembling the electrical cable.
  • the system for assembling the connector having a plurality of electrical cables can have at least one of the devices for assembling an electrical cable.
  • system can mean the system for assembling the electrical cable and the system for assembling the connector having a plurality of electrical cables.
  • the device for each of the cables has an inclined tube assigned to the cable with an end face inclined by an angle of inclination with respect to a pipe cross-section of the inclined tube, which can be inserted into a through-hole in the ring body, the device also having a feed device in order to position the cables in the respectively assigned inclined tube in such a way that the ring body is located at the defined axial position on the respective cable when the ring body is stripped from the inclined tubes onto the cable.
  • the device mentioned in the context of the system for assembling the connector has features of the apparatus described above and below for assembling the electrical connector and / or for assembling the electrical cable.
  • At least one of the independent processing modules is designed as a processing module to ensure the correct fitting of the cable jacket with connector components of a later connector and / or as a processing module for assembling at least one connector component of the electrical connector.
  • Further processing modules that are independent of one another and of the device can also be provided, which are arranged upstream or downstream of the device.
  • the invention also relates to an electrical cable processed according to one of the methods according to the preceding and following statements.
  • the invention also relates to an electrical cable which has been processed with one of the devices according to the preceding and following statements.
  • the invention also relates to an inclined tube with an end face inclined by an angle of attack with respect to a tube cross section.
  • the inclined tube is designed to be inserted into a through hole of an elastic ring body.
  • the inclined tube is preferably used advantageously in the context of the method, device or system described above and below.
  • the invention can consist exclusively of the features mentioned in claim 1, for example.
  • Figure 1 shows an inventive device according to a first embodiment with a
  • FIG. 2 shows the device of FIG. 1 after the inclined tube has been inserted into the ring body and after the cable has been positioned in the inclined tube;
  • FIG. 3 shows an electrical cable fitted with the elastic ring body
  • FIG. 4 shows an exemplary stripping means in a perspective illustration
  • FIG. 5 shows a possibility of pre-treating the cable before it is positioned in the inclined tube
  • Figure 6 shows a device according to the invention according to a second embodiment with a
  • Actuator device for inserting the inclined tube into the ring body and with a magazine for the ring body, before the inclined tube is inserted into the ring body;
  • FIG. 7 shows the device of FIG. 6 during the introduction of the inclined tube into the ring body
  • FIG. 8 shows the device of FIG. 6 after the cable has been positioned in the inclined tube
  • FIG. 9 shows the device of FIG. 6 after the ring body has been stripped onto the cable
  • FIG. 10 shows the device of FIG. 6 in a perspective illustration with a partially opened, two-part support body
  • Figure 11 shows a system for assembling an electrical cable with a device for assembling the electrical cable and further processing modules independent of the device;
  • FIG. 12 shows a device for assembling an electrical plug connector which has a plurality of electrical cables and has two inclined tubes.
  • FIG. 1 shows a device 1 for assembling an electrical cable 2 according to a first exemplary embodiment of the invention in a sectional view.
  • the device 1 is used to equip the cable 2 with an elastic ring body 3, in the exemplary embodiment a line seal of a connector 4 to be mounted on the cable 2 (see FIG. 11).
  • the elastic ring body 3 can in principle be any plug connector component of the plug connector 4 or, for example, also a jacket clamp, not shown in detail, for attachment to the cable 2.
  • a jacket clamp which is usually independent of the connector 4, can be used in the context of the assembly of the cable 2, for example, to mark the cable 2 and thereby identify it and / or to attach connector components, in particular loosely preassembled, to the cable 2 Connector components to be secured against slipping.
  • the pipe cross section Q is oriented perpendicular to the longitudinal axis Ls of the inclined pipe 5.
  • the end section E of the inclined tube 5 according to the first exemplary embodiment of the invention is beveled linearly, for example.
  • the angle of incidence a between the pipe cross-section Q and the face S of the inclined tube 5 is approximately 45 ° in the exemplary embodiments. In principle, however, the angle of incidence ⁇ can be any, in particular 10 ° to 80 °, preferably 20 ° to 70 °, particularly preferably 30 ° to 60 ° and very particularly preferably 40 ° to 50 °.
  • a corresponding offset is provided in all of the illustrated embodiments.
  • a support body 7 can be provided which can have a through-hole in order to be able to guide the cable 2 through during the process.
  • the ring body 3 can thus be supported on the support body 7 with its side facing away from the inclined tube 5, while the inclined tube 5 is inserted into the ring body 3 along an insertion direction (indicated by an arrow in FIG. 1).
  • a lubricant preferably an alcohol or a silicone oil, is applied to the inclined tube 5 and / or to the ring body 3.
  • FIG. 2 the device of FIG. 1 is shown after the inclined tube 5 has been inserted into the ring body 3.
  • a feed device 8 for example, a roller conveyor with two rollers
  • a production employee positions the cable 2 accordingly (or the delivery device 8 can be designed so that manual insertion of the cable 2 is enabled or supported).
  • a sensor device (not shown in detail) can be provided, for example.
  • the electrical cable 2 to be processed or assembled within the scope of the invention can in principle be any electrical cable 2, for example a multi-core cable 2 or a single-core cable 2.
  • a multi-core cable 2 or a single-core cable 2 can in principle be any electrical cable 2, for example a multi-core cable 2 or a single-core cable 2.
  • a single-core cable 2 is shown in FIGS. 2 and 3 in a non-sectioned view and in FIGS. 8 and 9 cut along its longitudinal axis LK.
  • the electrical cable 2 is partially stripped.
  • the cable 2 can, however, also be completely unprocessed during the assembly, as shown in FIGS. 8 and 9.
  • the cable 2 has a cable sheath 9 and a cable running under the cable sheath 9 braided shield 10 on.
  • the insulation 11 or the primary insulation of the inner conductor 12 runs beneath the braided cable shielding 10.
  • the inner conductor 12 can be designed, for example, as a strand of several individual wires.
  • the cable sheath 9 of the cable 2 can be fitted with two or more connector components for a subsequent connector assembly.
  • the plug connector components can be, for example, a cable retainer 13, a retaining cap or end cap 14, or the elastic ring body 3 or the line seal. In principle, however, the design of the connector components does not matter within the scope of the invention.
  • the invention is suitable for equipping a single-core or multi-core electrical cable 2 with any desired plug connector components and any elastic ring bodies 3.
  • the cable 2 shown in FIGS. 2 and 3 is already pre-equipped with a cable retainer 13 and an end cap 14 by way of example.
  • the line seal 3 can now also be applied to the cable sheath 9 of the cable 2.
  • the cable 2 is positioned in the inclined tube 5 with the defined axial position P at the end of the end face S or at the end section E of the inclined tube 5.
  • the ring body 3 can be stripped from the inclined tube 5 onto the cable 2 or onto the cable jacket 9.
  • a stripping means 15 can be provided for stripping off the ring body 3.
  • a ring-shaped stripping means 15 is provided around the inclined tube 5, which is moved for stripping the ring body 3 in the direction of the end face S of the inclined tube 5 or in the insertion direction.
  • the stripping means 15 can advantageously already be mounted beforehand on the inclined tube 5, as shown in FIG.
  • the stripping means 15 can optionally have, at its end facing the ring body 3, a section 16 that tapers conically in the direction of the ring body 3, as shown in FIG.
  • FIG. 3 shows the electrical cable 2 fitted with the elastic ring body 3 or with the line seal after it has been removed from the device 1.
  • the line seal or the ring body 3 is located at the defined axial position P and can advantageously be used in the context of the subsequent connector assembly.
  • the electrical cable 2 As part of the assembly of the electrical cable 2, it is usually cut to length from a so-called endless cable according to the intended length.
  • the cable sheath 9 can spread open due to its elasticity at the cable end or expand, which can make it difficult to insert the cable 2 into the inclined tube 5 with a precise fit.
  • it In order to simplify the introduction of the cable 2 or the positioning of the cable 2 in the inclined tube 5, it can be provided for this reason to bevel or sharpen the cable 2 at its cable end or to provide it with a bevel 17 around the radially protruding sections 18, as highlighted in Figure 5, to remove.
  • the inclined tube 5 has, for example, a concavely curved beveled end section E.
  • the angle of incidence a can be defined by a chord (indicated by dashed lines) running through the end points of the curve.
  • the walls of the inclined tube 5 in the exemplary embodiment in FIGS. 6 to 9 are not beveled.
  • the inclined tube 5 is fastened to an actuator device 19 which has a telescopic extension 20 for the linear delivery of the inclined tube 5 along its central axis or longitudinal axis Ls.
  • the device 1 shown in FIGS. 6 to 9 has a magazine 21 in order to hold further ring bodies 3 for equipping further cables 2.
  • the magazine 21 opens into a chamber 22 in which the cable 2 is primarily equipped.
  • a support body 7 is provided on which the ring body 3 can be supported with its side facing away from the inclined tube 5 during the introduction of the inclined tube 5.
  • the wall of the support body 7 provided for support is formed at an angle, so that the ring body 3 can incline during the insertion of the inclined tube 5 in the direction of its side facing away from the inclined tube 5.
  • the support body 7 can form a corresponding support angle ⁇ which defines the tilting.
  • the support body 7 has a through hole for inserting the cable 2 into the device.
  • a funnel section 23 is provided in the support body 7 for easier insertion.
  • the stripping means 15 is designed as a wall with a recess 24 through which the inclined tube 5 can be guided on the one hand and supported on the other hand.
  • FIG. 7 shows the state of the device 1 during the introduction of the inclined tube 5 into the ring body 3.
  • a state of the device 1 is shown in which the cable 2 has already been positioned in the inclined tube 5.
  • the defined axial position P of the cable 2 is aligned on the end face 25 of the stripping means 15.
  • the inclined tube 5 can be pulled out of the device 1 again by means of the actuator device 19 by pulling the telescopic extension 20 back against the insertion direction. Because of the stop formed by the stripping means 15 or the end face 25 of the stripping means 15, the ring body 3 remains in its axial position until it has been completely stripped from the inclined tube 5 onto the cable 2.
  • the cable 2 can then be removed from the device 1.
  • the support body 7 is formed from several shells, in particular two half-shells 26, which are opened after the cable 2 has been equipped in order to be able to remove the cable 2 together with the ring body 3.
  • FIG. 11 shows a system 27 for assembling an electrical cable 2.
  • a multi-core cable 2 is assembled within the framework of the system 27 shown, which is why the connector components shown differ from those in FIGS.
  • the illustrated system 27 comprises the device 1 for assembling the electrical cable 2 for equipping the cable 2 with the at least one elastic ring body 3.
  • the device 1 is preferably designed as described above.
  • the system 27 comprises further processing modules 31, 34, which are independent of the device 1, for assembling the electrical cable 2.
  • the device 1 is preferably arranged downstream of a processing module (not shown in detail) for equipping the cable jacket 9 with connector components of the later connector 4.
  • a processing module for equipping the cable jacket 9 with connector components of the later connector 4.
  • connector components for example the illustrated end cap 14
  • FIG. 11 also shows a workpiece carrier system 28 in order to deliver the cable section of the cable 2 to be processed to the individual processing modules 31, 34 or to the device 1 one after the other.
  • the illustrated workpiece carrier system 28 can also be omitted or modified.
  • the cables 2 or the cable sections can in this case also be transported between the individual processing modules 31, 34 or the device 1 by a production employee, for example also with the aid of a roller conveyor.
  • the workpiece carrier system 28 has a transport device 29 in the manner of a conveyor belt and transports several cables 2 fastened on a respective cable carrier 30 from processing module 31, 34 to processing module 31, 34 in order to utilize all processing modules 31, 34 as permanently as possible and thus a high level Achieve throughput in cable processing.
  • a first processing module 31 for equipping the cable jacket 9 with connector components is shown downstream of the device 1.
  • a plug connector housing 32 and a shielding sleeve 33 can be applied to the cable jacket 9 of the cable 2.
  • a second processing module 34 for mounting at least one plug connector component of the electrical plug connector 4 is shown below by way of example.
  • the shielding sleeve 33 shown within the framework of the first processing module 31, which at this point is still loosely pushed onto the cable jacket 9, is attached to the illustrated cable end of the cable 2 within the framework of the second processing module 34 on a contact part carrier.
  • FIG. 12 shows a device 35 for assembling an electrical plug connector (not shown) having a plurality of electrical cables 2, 36 in order to equip the cables 2, 36 with a common elastic ring body 37 at a respective defined axial position P.
  • the common elastic ring body 37 has a number of through bores 6 corresponding to the number of cables 2, 36.
  • the inclined tubes 5 can optionally be fastened to one another for simplified alignment and positioning, for example by means of a holding frame.
  • a connecting web 38 is shown as an example for this.
  • the assembly can also take place sequentially, after which the cables 2, 36 are equipped with the common ring body 37 one after the other using only one inclined tube 5.
  • the equipping can in particular also take place based on a device 1 shown in the exemplary embodiments in FIGS. 6 to 10.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Installation Of Indoor Wiring (AREA)

Abstract

L'invention concerne un procédé de fabrication d'un câble électrique (2). Selon le procédé, le câble (2) est équipé d'un corps annulaire élastique (3) à une position axiale définie (P). Un tube incliné (5) avec une face d'extrémité (S) qui est incliné par rapport à une section transversale de tube (Q) du tube incliné (5) par un angle de réglage (α) est guidé dans un trou traversant (6) du corps annulaire (3). Le câble (2) est positionné dans le tube incliné (5) de telle sorte que le corps annulaire (3) est situé sur le câble (2) à la position axiale définie (P) lorsque le corps annulaire (3) est retiré du tube incliné (5) sur le câble (2).
PCT/EP2020/070012 2019-07-30 2020-07-15 Procédé, dispositif et système de fabrication de câble électrique WO2021018592A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20743987.8A EP4005036A1 (fr) 2019-07-30 2020-07-15 Procédé, dispositif et système de fabrication de câble électrique

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DE102019120487.9 2019-07-30
DE102019120487 2019-07-30
DE102019127760.4 2019-10-15
DE102019127760 2019-10-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4376234A1 (fr) * 2022-11-24 2024-05-29 MD Elektronik GmbH Dispositif de serrage et procédé de serrage d'un câble et de maintien d'un composant pendant une opération de confection

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0410416A2 (fr) * 1989-07-27 1991-01-30 The Whitaker Corporation Application d'un cachet à bouchon à un conducteur électrique
EP0626738A1 (fr) * 1993-05-06 1994-11-30 Komax Holding Ag Dispositif pour appliquer des manchons sur câbles électriques
US5606795A (en) * 1992-12-04 1997-03-04 Yazaki Corporation Method for manufacturing a wiring harness using a set of electric wires therefor
US20080083110A1 (en) * 2006-10-09 2008-04-10 Daniel Signer Device and method for determining the position of a wire fitting on a wire
EP2355279A1 (fr) * 2010-02-04 2011-08-10 Delphi Technologies, Inc. Procédé d'enrobage d'un conducteur électrique doté d'un élément d'étanchéification élastique

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0410416A2 (fr) * 1989-07-27 1991-01-30 The Whitaker Corporation Application d'un cachet à bouchon à un conducteur électrique
US5606795A (en) * 1992-12-04 1997-03-04 Yazaki Corporation Method for manufacturing a wiring harness using a set of electric wires therefor
EP0626738A1 (fr) * 1993-05-06 1994-11-30 Komax Holding Ag Dispositif pour appliquer des manchons sur câbles électriques
US20080083110A1 (en) * 2006-10-09 2008-04-10 Daniel Signer Device and method for determining the position of a wire fitting on a wire
EP2355279A1 (fr) * 2010-02-04 2011-08-10 Delphi Technologies, Inc. Procédé d'enrobage d'un conducteur électrique doté d'un élément d'étanchéification élastique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4376234A1 (fr) * 2022-11-24 2024-05-29 MD Elektronik GmbH Dispositif de serrage et procédé de serrage d'un câble et de maintien d'un composant pendant une opération de confection

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EP4005036A1 (fr) 2022-06-01

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